char *fReturn8051[] =
{"dpl", "dph", "b", "a"};
-unsigned fReturnSizeMCS51 = 4; /* shared with ralloc.c */
+unsigned fReturnSizeMCS51 = 4; /* shared with ralloc.c */
char **fReturn = fReturn8051;
static char *accUse[] =
{"a", "b"};
if (inst && *inst)
{
if (fmt && *fmt)
- sprintf (lb, "%s\t", inst);
+ sprintf (lb, "%s\t", inst);
else
- sprintf (lb, "%s", inst);
+ sprintf (lb, "%s", inst);
vsprintf (lb + (strlen (lb)), fmt, ap);
}
else
lbp++;
//printf ("%s\n", lb);
-
+
if (lbp && *lbp)
lineCurr = (lineCurr ?
- connectLine (lineCurr, newLineNode (lb)) :
- (lineHead = newLineNode (lb)));
+ connectLine (lineCurr, newLineNode (lb)) :
+ (lineHead = newLineNode (lb)));
lineCurr->isInline = _G.inLine;
lineCurr->isDebug = _G.debugLine;
lineCurr->ic = _G.current_iCode;
{
/* push it if not already pushed */
if (ic->op == IPUSH)
- {
- emitcode ("mov", "b,%s",
- mcs51_regWithIdx (R0_IDX)->dname);
- _G.r0InB++;
- }
+ {
+ emitcode ("mov", "b,%s",
+ mcs51_regWithIdx (R0_IDX)->dname);
+ _G.r0InB++;
+ }
else if (!_G.r0Pushed)
- {
- emitcode ("push", "%s",
- mcs51_regWithIdx (R0_IDX)->dname);
- _G.r0Pushed++;
- }
+ {
+ emitcode ("push", "%s",
+ mcs51_regWithIdx (R0_IDX)->dname);
+ _G.r0Pushed++;
+ }
ic->rUsed = bitVectSetBit (ic->rUsed, R0_IDX);
(*aopp)->type = AOP_R0;
{
/* push it if not already pushed */
if (ic->op == IPUSH)
- {
- emitcode ("mov", "b,%s",
- mcs51_regWithIdx (R1_IDX)->dname);
- _G.r1InB++;
- }
+ {
+ emitcode ("mov", "b,%s",
+ mcs51_regWithIdx (R1_IDX)->dname);
+ _G.r1InB++;
+ }
else if (!_G.r1Pushed)
- {
- emitcode ("push", "%s",
- mcs51_regWithIdx (R1_IDX)->dname);
- _G.r1Pushed++;
- }
+ {
+ emitcode ("push", "%s",
+ mcs51_regWithIdx (R1_IDX)->dname);
+ _G.r1Pushed++;
+ }
ic->rUsed = bitVectSetBit (ic->rUsed, R1_IDX);
(*aopp)->type = AOP_R1;
/* now this is REALLY the end of the world */
werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "getFreePtr should never reach here");
+ "getFreePtr should never reach here");
exit (1);
}
tempRegs[offset++] = mcs51_regWithIdx(i);
if (offset>=size)
{
- freeBitVect(freeRegs);
- return 1;
- }
+ freeBitVect(freeRegs);
+ return 1;
+ }
}
freeBitVect(freeRegs);
if (!ic)
{
werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "null iCode pointer");
+ "null iCode pointer");
return 0;
}
/* now assign the address of the variable to
the pointer register */
if (aop->type != AOP_STK)
- {
-
- if (sym->onStack)
- {
- if (_G.accInUse || leftRightUseAcc (ic))
- emitcode ("push", "acc");
-
- emitcode ("mov", "a,_bp");
- emitcode ("add", "a,#0x%02x",
- ((sym->stack < 0) ?
- ((char) (sym->stack - _G.nRegsSaved)) :
- ((char) sym->stack)) & 0xff);
- emitcode ("mov", "%s,a",
- aop->aopu.aop_ptr->name);
-
- if (_G.accInUse || leftRightUseAcc (ic))
- emitcode ("pop", "acc");
- }
- else
- emitcode ("mov", "%s,#%s",
- aop->aopu.aop_ptr->name,
- sym->rname);
- aop->paged = space->paged;
- }
+ {
+
+ if (sym->onStack)
+ {
+ if (_G.accInUse || leftRightUseAcc (ic))
+ emitcode ("push", "acc");
+
+ emitcode ("mov", "a,_bp");
+ emitcode ("add", "a,#0x%02x",
+ ((sym->stack < 0) ?
+ ((char) (sym->stack - _G.nRegsSaved)) :
+ ((char) sym->stack)) & 0xff);
+ emitcode ("mov", "%s,a",
+ aop->aopu.aop_ptr->name);
+
+ if (_G.accInUse || leftRightUseAcc (ic))
+ emitcode ("pop", "acc");
+ }
+ else
+ emitcode ("mov", "%s,#%s",
+ aop->aopu.aop_ptr->name,
+ sym->rname);
+ aop->paged = space->paged;
+ }
else
- aop->aopu.aop_stk = sym->stack;
+ aop->aopu.aop_stk = sym->stack;
return aop;
}
for (;;)
{
if (ic->op == '+')
- val += (int) operandLitValue (IC_RIGHT (ic));
+ val += (int) operandLitValue (IC_RIGHT (ic));
else if (ic->op == '-')
- val -= (int) operandLitValue (IC_RIGHT (ic));
+ val -= (int) operandLitValue (IC_RIGHT (ic));
else if (IS_CAST_ICODE(ic)) {
- sym_link *from_type = operandType(IC_RIGHT(ic));
- aop->aopu.aop_immd.from_cast_remat = 1;
- ic = OP_SYMBOL (IC_RIGHT (ic))->rematiCode;
- ptr_type = DCL_TYPE(from_type);
- if (ptr_type == IPOINTER) {
- // bug #481053
- ptr_type = POINTER;
- }
- continue ;
+ sym_link *from_type = operandType(IC_RIGHT(ic));
+ aop->aopu.aop_immd.from_cast_remat = 1;
+ ic = OP_SYMBOL (IC_RIGHT (ic))->rematiCode;
+ ptr_type = DCL_TYPE(from_type);
+ if (ptr_type == IPOINTER) {
+ // bug #481053
+ ptr_type = POINTER;
+ }
+ continue ;
} else break;
ic = OP_SYMBOL (IC_LEFT (ic))->rematiCode;
if (val)
sprintf (buffer, "(%s %c 0x%04x)",
- OP_SYMBOL (IC_LEFT (ic))->rname,
- val >= 0 ? '+' : '-',
- abs (val) & 0xffff);
+ OP_SYMBOL (IC_LEFT (ic))->rname,
+ val >= 0 ? '+' : '-',
+ abs (val) & 0xffff);
else
strcpy (buffer, OP_SYMBOL (IC_LEFT (ic))->rname);
strcpy (aop->aopu.aop_immd.aop_immd1, buffer);
/* set immd2 field if required */
if (aop->aopu.aop_immd.from_cast_remat) {
- sprintf(buffer,"#0x%02x",ptr_type);
- aop->aopu.aop_immd.aop_immd2 = Safe_calloc (1, strlen (buffer) + 1);
- strcpy (aop->aopu.aop_immd.aop_immd2, buffer);
+ sprintf(buffer,"#0x%02x",ptr_type);
+ aop->aopu.aop_immd.aop_immd2 = Safe_calloc (1, strlen (buffer) + 1);
+ strcpy (aop->aopu.aop_immd.aop_immd2, buffer);
}
return aop;
{
int j;
if (!sym1->regs[i])
- continue;
+ continue;
for (j = 0; j < sym2->nRegs; j++)
- {
- if (!sym2->regs[j])
- continue;
+ {
+ if (!sym2->regs[j])
+ continue;
- if (sym2->regs[j] == sym1->regs[i])
- return TRUE;
- }
+ if (sym2->regs[j] == sym1->regs[i])
+ return TRUE;
+ }
}
return FALSE;
for (i = 0; i < aop1->size; i++)
if (aop1->aopu.aop_reg[i] !=
- aop2->aopu.aop_reg[i])
+ aop2->aopu.aop_reg[i])
return FALSE;
return TRUE;
/* rematerialize it NOW */
if (sym->remat)
- {
- sym->aop = op->aop = aop =
- aopForRemat (sym);
- aop->size = getSize (sym->type);
- return;
- }
+ {
+ sym->aop = op->aop = aop =
+ aopForRemat (sym);
+ aop->size = getSize (sym->type);
+ return;
+ }
if (sym->accuse)
- {
- int i;
- aop = op->aop = sym->aop = newAsmop (AOP_ACC);
- aop->size = getSize (sym->type);
- for (i = 0; i < 2; i++)
- aop->aopu.aop_str[i] = accUse[i];
- return;
- }
+ {
+ int i;
+ aop = op->aop = sym->aop = newAsmop (AOP_ACC);
+ aop->size = getSize (sym->type);
+ for (i = 0; i < 2; i++)
+ aop->aopu.aop_str[i] = accUse[i];
+ return;
+ }
if (sym->ruonly)
- {
- unsigned i;
+ {
+ unsigned i;
- aop = op->aop = sym->aop = newAsmop (AOP_STR);
- aop->size = getSize (sym->type);
- for (i = 0; i < fReturnSizeMCS51; i++)
- aop->aopu.aop_str[i] = fReturn[i];
- return;
- }
+ aop = op->aop = sym->aop = newAsmop (AOP_STR);
+ aop->size = getSize (sym->type);
+ for (i = 0; i < fReturnSizeMCS51; i++)
+ aop->aopu.aop_str[i] = fReturn[i];
+ return;
+ }
if (sym->usl.spillLoc)
{
if (getSize(sym->type) != getSize(sym->usl.spillLoc->type))
{
- /* force a new aop if sizes differ */
- sym->usl.spillLoc->aop = NULL;
- }
- sym->aop = op->aop = aop =
- aopForSym (ic, sym->usl.spillLoc, result);
- aop->size = getSize (sym->type);
- return;
+ /* force a new aop if sizes differ */
+ sym->usl.spillLoc->aop = NULL;
+ }
+ sym->aop = op->aop = aop =
+ aopForSym (ic, sym->usl.spillLoc, result);
+ aop->size = getSize (sym->type);
+ return;
}
/* else must be a dummy iTemp */
case AOP_R0:
if (_G.r0InB)
{
- emitcode ("mov", "r0,b");
- _G.r0InB--;
- }
+ emitcode ("mov", "r0,b");
+ _G.r0InB--;
+ }
else if (_G.r0Pushed)
- {
- if (pop)
- {
- emitcode ("pop", "ar0");
- _G.r0Pushed--;
- }
- }
+ {
+ if (pop)
+ {
+ emitcode ("pop", "ar0");
+ _G.r0Pushed--;
+ }
+ }
bitVectUnSetBit (ic->rUsed, R0_IDX);
break;
case AOP_R1:
if (_G.r1InB)
{
- emitcode ("mov", "r1,b");
- _G.r1InB--;
- }
+ emitcode ("mov", "r1,b");
+ _G.r1InB--;
+ }
if (_G.r1Pushed)
- {
- if (pop)
- {
- emitcode ("pop", "ar1");
- _G.r1Pushed--;
- }
- }
+ {
+ if (pop)
+ {
+ emitcode ("pop", "ar1");
+ _G.r1Pushed--;
+ }
+ }
bitVectUnSetBit (ic->rUsed, R1_IDX);
break;
case AOP_STK:
{
- int sz = aop->size;
- int stk = aop->aopu.aop_stk + aop->size - 1;
- bitVectUnSetBit (ic->rUsed, R0_IDX);
- bitVectUnSetBit (ic->rUsed, R1_IDX);
-
- getFreePtr (ic, &aop, FALSE);
-
- if (stk)
- {
- emitcode ("mov", "a,_bp");
- emitcode ("add", "a,#0x%02x", ((char) stk) & 0xff);
- emitcode ("mov", "%s,a", aop->aopu.aop_ptr->name);
- }
- else
- {
- emitcode ("mov", "%s,_bp", aop->aopu.aop_ptr->name);
- }
-
- while (sz--)
- {
- emitcode ("pop", "acc");
- emitcode ("mov", "@%s,a", aop->aopu.aop_ptr->name);
- if (!sz)
- break;
- emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
- }
- op->aop = aop;
- freeAsmop (op, NULL, ic, TRUE);
- if (_G.r1Pushed)
- {
- emitcode ("pop", "ar1");
- _G.r1Pushed--;
- }
-
- if (_G.r0Pushed)
- {
- emitcode ("pop", "ar0");
- _G.r0Pushed--;
- }
+ int sz = aop->size;
+ int stk = aop->aopu.aop_stk + aop->size - 1;
+ bitVectUnSetBit (ic->rUsed, R0_IDX);
+ bitVectUnSetBit (ic->rUsed, R1_IDX);
+
+ getFreePtr (ic, &aop, FALSE);
+
+ if (stk)
+ {
+ emitcode ("mov", "a,_bp");
+ emitcode ("add", "a,#0x%02x", ((char) stk) & 0xff);
+ emitcode ("mov", "%s,a", aop->aopu.aop_ptr->name);
+ }
+ else
+ {
+ emitcode ("mov", "%s,_bp", aop->aopu.aop_ptr->name);
+ }
+
+ while (sz--)
+ {
+ emitcode ("pop", "acc");
+ emitcode ("mov", "@%s,a", aop->aopu.aop_ptr->name);
+ if (!sz)
+ break;
+ emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
+ }
+ op->aop = aop;
+ freeAsmop (op, NULL, ic, TRUE);
+ if (_G.r1Pushed)
+ {
+ emitcode ("pop", "ar1");
+ _G.r1Pushed--;
+ }
+
+ if (_G.r0Pushed)
+ {
+ emitcode ("pop", "ar0");
+ _G.r0Pushed--;
+ }
}
}
{
op->aop = NULL;
if (IS_SYMOP (op))
- {
- OP_SYMBOL (op)->aop = NULL;
- /* if the symbol has a spill */
- if (SPIL_LOC (op))
- SPIL_LOC (op)->aop = NULL;
- }
+ {
+ OP_SYMBOL (op)->aop = NULL;
+ /* if the symbol has a spill */
+ if (SPIL_LOC (op))
+ SPIL_LOC (op)->aop = NULL;
+ }
}
}
if (!op)
return;
-
+
aop = op->aop;
if (!aop)
{
case AOP_R0:
if (_G.r0InB)
- {
- emitcode ("mov", "r0,b");
- }
+ {
+ emitcode ("mov", "r0,b");
+ }
else if (_G.r0Pushed)
- {
- emitcode ("pop", "ar0");
- }
+ {
+ emitcode ("pop", "ar0");
+ }
break;
case AOP_R1:
if (_G.r1InB)
- {
- emitcode ("mov", "r1,b");
- }
+ {
+ emitcode ("mov", "r1,b");
+ }
else if (_G.r1Pushed)
- {
- emitcode ("pop", "ar1");
- }
+ {
+ emitcode ("pop", "ar1");
+ }
break;
case AOP_STK:
{
- int sz = aop->size;
- int stk = aop->aopu.aop_stk + aop->size - 1;
-
- emitcode ("mov", "b,r0");
- if (stk)
- {
- emitcode ("mov", "a,_bp");
- emitcode ("add", "a,#0x%02x", ((char) stk) & 0xff);
- emitcode ("mov", "r0,a");
- }
- else
- {
- emitcode ("mov", "r0,_bp");
- }
-
- while (sz--)
- {
- emitcode ("pop", "acc");
- emitcode ("mov", "@r0,a");
- if (!sz)
- break;
- emitcode ("dec", "r0");
- }
- emitcode ("mov", "r0,b");
+ int sz = aop->size;
+ int stk = aop->aopu.aop_stk + aop->size - 1;
+
+ emitcode ("mov", "b,r0");
+ if (stk)
+ {
+ emitcode ("mov", "a,_bp");
+ emitcode ("add", "a,#0x%02x", ((char) stk) & 0xff);
+ emitcode ("mov", "r0,a");
+ }
+ else
+ {
+ emitcode ("mov", "r0,_bp");
+ }
+
+ while (sz--)
+ {
+ emitcode ("pop", "acc");
+ emitcode ("mov", "@r0,a");
+ if (!sz)
+ break;
+ emitcode ("dec", "r0");
+ }
+ emitcode ("mov", "r0,b");
}
}
case AOP_R0:
case AOP_R1:
if (aop->paged)
- return TRUE;
+ return TRUE;
return FALSE;
case AOP_DPTR:
return TRUE;
return FALSE;
case AOP_STR:
if (strcmp (aop->aopu.aop_str[offset], "a") == 0)
- return TRUE;
+ return TRUE;
return FALSE;
case AOP_DUMMY:
return FALSE;
case AOP_R1:
/* if we need to increment it */
while (offset > aop->coff)
- {
- emitcode ("inc", "%s", aop->aopu.aop_ptr->name);
- aop->coff++;
- }
+ {
+ emitcode ("inc", "%s", aop->aopu.aop_ptr->name);
+ aop->coff++;
+ }
while (offset < aop->coff)
- {
- emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
- aop->coff--;
- }
+ {
+ emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
+ aop->coff--;
+ }
aop->coff = offset;
if (aop->paged)
- {
- emitcode ("movx", "a,@%s", aop->aopu.aop_ptr->name);
- return (dname ? "acc" : "a");
- }
+ {
+ emitcode ("movx", "a,@%s", aop->aopu.aop_ptr->name);
+ return (dname ? "acc" : "a");
+ }
sprintf (s, "@%s", aop->aopu.aop_ptr->name);
rs = Safe_calloc (1, strlen (s) + 1);
strcpy (rs, s);
case AOP_DPTR:
if (aop->code && aop->coff==0 && offset>=1) {
- emitcode ("mov", "a,#0x%02x", offset);
- emitcode ("movc", "a,@a+dptr");
- return (dname ? "acc" : "a");
+ emitcode ("mov", "a,#0x%02x", offset);
+ emitcode ("movc", "a,@a+dptr");
+ return (dname ? "acc" : "a");
}
while (offset > aop->coff)
- {
- emitcode ("inc", "dptr");
- aop->coff++;
- }
+ {
+ emitcode ("inc", "dptr");
+ aop->coff++;
+ }
while (offset < aop->coff)
- {
- emitcode ("lcall", "__decdptr");
- aop->coff--;
- }
+ {
+ emitcode ("lcall", "__decdptr");
+ aop->coff--;
+ }
aop->coff = offset;
if (aop->code)
- {
- emitcode ("clr", "a");
- emitcode ("movc", "a,@a+dptr");
- }
+ {
+ emitcode ("clr", "a");
+ emitcode ("movc", "a,@a+dptr");
+ }
else
- {
- emitcode ("movx", "a,@dptr");
- }
+ {
+ emitcode ("movx", "a,@dptr");
+ }
return (dname ? "acc" : "a");
case AOP_IMMD:
if (aop->aopu.aop_immd.from_cast_remat && (offset == (aop->size-1))) {
- sprintf(s,"%s",aop->aopu.aop_immd.aop_immd2);
+ sprintf(s,"%s",aop->aopu.aop_immd.aop_immd2);
} else if (bit16)
- sprintf (s, "#%s", aop->aopu.aop_immd.aop_immd1);
+ sprintf (s, "#%s", aop->aopu.aop_immd.aop_immd1);
else if (offset)
- sprintf (s, "#(%s >> %d)",
- aop->aopu.aop_immd.aop_immd1,
- offset * 8);
+ sprintf (s, "#(%s >> %d)",
+ aop->aopu.aop_immd.aop_immd1,
+ offset * 8);
else
- sprintf (s, "#%s",
- aop->aopu.aop_immd.aop_immd1);
+ sprintf (s, "#%s",
+ aop->aopu.aop_immd.aop_immd1);
rs = Safe_calloc (1, strlen (s) + 1);
strcpy (rs, s);
return rs;
case AOP_DIR:
if (offset)
- sprintf (s, "(%s + %d)",
- aop->aopu.aop_dir,
- offset);
+ sprintf (s, "(%s + %d)",
+ aop->aopu.aop_dir,
+ offset);
else
- sprintf (s, "%s", aop->aopu.aop_dir);
+ sprintf (s, "%s", aop->aopu.aop_dir);
rs = Safe_calloc (1, strlen (s) + 1);
strcpy (rs, s);
return rs;
case AOP_REG:
if (dname)
- return aop->aopu.aop_reg[offset]->dname;
+ return aop->aopu.aop_reg[offset]->dname;
else
- return aop->aopu.aop_reg[offset]->name;
+ return aop->aopu.aop_reg[offset]->name;
case AOP_CRY:
emitcode ("clr", "a");
case AOP_ACC:
if (!offset && dname)
- return "acc";
+ return "acc";
return aop->aopu.aop_str[offset];
case AOP_LIT:
case AOP_STR:
aop->coff = offset;
if (strcmp (aop->aopu.aop_str[offset], "a") == 0 &&
- dname)
- return "acc";
+ dname)
+ return "acc";
return aop->aopu.aop_str[offset];
}
werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "aopget got unsupported aop->type");
+ "aopget got unsupported aop->type");
exit (1);
}
/*-----------------------------------------------------------------*/
if (aop->size && offset > (aop->size - 1))
{
werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "aopPut got offset > aop->size");
+ "aopPut got offset > aop->size");
exit (1);
}
switch (aop->type)
{
case AOP_DUMMY:
- MOVA (s); /* read s in case it was volatile */
+ MOVA (s); /* read s in case it was volatile */
break;
case AOP_DIR:
if (offset)
- sprintf (d, "(%s + %d)",
- aop->aopu.aop_dir, offset);
+ sprintf (d, "(%s + %d)",
+ aop->aopu.aop_dir, offset);
else
- sprintf (d, "%s", aop->aopu.aop_dir);
+ sprintf (d, "%s", aop->aopu.aop_dir);
if (strcmp (d, s) ||
bvolatile)
- emitcode ("mov", "%s,%s", d, s);
+ emitcode ("mov", "%s,%s", d, s);
break;
case AOP_REG:
if (strcmp (aop->aopu.aop_reg[offset]->name, s) != 0 &&
- strcmp (aop->aopu.aop_reg[offset]->dname, s) != 0)
- {
- if (*s == '@' ||
- strcmp (s, "r0") == 0 ||
- strcmp (s, "r1") == 0 ||
- strcmp (s, "r2") == 0 ||
- strcmp (s, "r3") == 0 ||
- strcmp (s, "r4") == 0 ||
- strcmp (s, "r5") == 0 ||
- strcmp (s, "r6") == 0 ||
- strcmp (s, "r7") == 0)
- emitcode ("mov", "%s,%s",
- aop->aopu.aop_reg[offset]->dname, s);
- else
- emitcode ("mov", "%s,%s",
- aop->aopu.aop_reg[offset]->name, s);
- }
+ strcmp (aop->aopu.aop_reg[offset]->dname, s) != 0)
+ {
+ if (*s == '@' ||
+ strcmp (s, "r0") == 0 ||
+ strcmp (s, "r1") == 0 ||
+ strcmp (s, "r2") == 0 ||
+ strcmp (s, "r3") == 0 ||
+ strcmp (s, "r4") == 0 ||
+ strcmp (s, "r5") == 0 ||
+ strcmp (s, "r6") == 0 ||
+ strcmp (s, "r7") == 0)
+ emitcode ("mov", "%s,%s",
+ aop->aopu.aop_reg[offset]->dname, s);
+ else
+ emitcode ("mov", "%s,%s",
+ aop->aopu.aop_reg[offset]->name, s);
+ }
break;
case AOP_DPTR:
if (aop->code)
- {
- werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "aopPut writing to code space");
- exit (1);
- }
+ {
+ werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
+ "aopPut writing to code space");
+ exit (1);
+ }
while (offset > aop->coff)
- {
- aop->coff++;
- emitcode ("inc", "dptr");
- }
+ {
+ aop->coff++;
+ emitcode ("inc", "dptr");
+ }
while (offset < aop->coff)
- {
- aop->coff--;
- emitcode ("lcall", "__decdptr");
- }
+ {
+ aop->coff--;
+ emitcode ("lcall", "__decdptr");
+ }
aop->coff = offset;
case AOP_R0:
case AOP_R1:
while (offset > aop->coff)
- {
- aop->coff++;
- emitcode ("inc", "%s", aop->aopu.aop_ptr->name);
- }
+ {
+ aop->coff++;
+ emitcode ("inc", "%s", aop->aopu.aop_ptr->name);
+ }
while (offset < aop->coff)
- {
- aop->coff--;
- emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
- }
+ {
+ aop->coff--;
+ emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
+ }
aop->coff = offset;
if (aop->paged)
- {
- MOVA (s);
- emitcode ("movx", "@%s,a", aop->aopu.aop_ptr->name);
+ {
+ MOVA (s);
+ emitcode ("movx", "@%s,a", aop->aopu.aop_ptr->name);
- }
+ }
else if (*s == '@')
- {
- MOVA (s);
- emitcode ("mov", "@%s,a", aop->aopu.aop_ptr->name);
- }
+ {
+ MOVA (s);
+ emitcode ("mov", "@%s,a", aop->aopu.aop_ptr->name);
+ }
else if (strcmp (s, "r0") == 0 ||
- strcmp (s, "r1") == 0 ||
- strcmp (s, "r2") == 0 ||
- strcmp (s, "r3") == 0 ||
- strcmp (s, "r4") == 0 ||
- strcmp (s, "r5") == 0 ||
- strcmp (s, "r6") == 0 ||
- strcmp (s, "r7") == 0)
- {
- char buffer[10];
- sprintf (buffer, "a%s", s);
- emitcode ("mov", "@%s,%s",
- aop->aopu.aop_ptr->name, buffer);
- }
+ strcmp (s, "r1") == 0 ||
+ strcmp (s, "r2") == 0 ||
+ strcmp (s, "r3") == 0 ||
+ strcmp (s, "r4") == 0 ||
+ strcmp (s, "r5") == 0 ||
+ strcmp (s, "r6") == 0 ||
+ strcmp (s, "r7") == 0)
+ {
+ char buffer[10];
+ sprintf (buffer, "a%s", s);
+ emitcode ("mov", "@%s,%s",
+ aop->aopu.aop_ptr->name, buffer);
+ }
else
- emitcode ("mov", "@%s,%s", aop->aopu.aop_ptr->name, s);
+ emitcode ("mov", "@%s,%s", aop->aopu.aop_ptr->name, s);
break;
case AOP_STK:
if (strcmp (s, "a") == 0)
- emitcode ("push", "acc");
+ emitcode ("push", "acc");
else
- if (*s=='@') {
- MOVA(s);
- emitcode ("push", "acc");
- } else {
- emitcode ("push", s);
- }
+ if (*s=='@') {
+ MOVA(s);
+ emitcode ("push", "acc");
+ } else {
+ emitcode ("push", s);
+ }
break;
case AOP_CRY:
/* if bit variable */
if (!aop->aopu.aop_dir)
- {
- emitcode ("clr", "a");
- emitcode ("rlc", "a");
- }
+ {
+ emitcode ("clr", "a");
+ emitcode ("rlc", "a");
+ }
else
- {
- if (s == zero)
- emitcode ("clr", "%s", aop->aopu.aop_dir);
- else if (s == one)
- emitcode ("setb", "%s", aop->aopu.aop_dir);
- else if (!strcmp (s, "c"))
- emitcode ("mov", "%s,c", aop->aopu.aop_dir);
- else
- {
- if (strcmp (s, "a"))
- {
- MOVA (s);
- }
- {
- /* set C, if a >= 1 */
+ {
+ if (s == zero)
+ emitcode ("clr", "%s", aop->aopu.aop_dir);
+ else if (s == one)
+ emitcode ("setb", "%s", aop->aopu.aop_dir);
+ else if (!strcmp (s, "c"))
+ emitcode ("mov", "%s,c", aop->aopu.aop_dir);
+ else
+ {
+ if (strcmp (s, "a"))
+ {
+ MOVA (s);
+ }
+ {
+ /* set C, if a >= 1 */
emitcode ("add", "a,#0xff");
- emitcode ("mov", "%s,c", aop->aopu.aop_dir);
- }
- }
- }
+ emitcode ("mov", "%s,c", aop->aopu.aop_dir);
+ }
+ }
+ }
break;
case AOP_STR:
aop->coff = offset;
if (strcmp (aop->aopu.aop_str[offset], s) ||
bvolatile)
- emitcode ("mov", "%s,%s", aop->aopu.aop_str[offset], s);
+ emitcode ("mov", "%s,%s", aop->aopu.aop_str[offset], s);
break;
case AOP_ACC:
aop->coff = offset;
if (!offset && (strcmp (s, "acc") == 0) &&
!bvolatile)
- break;
+ break;
if (strcmp (aop->aopu.aop_str[offset], s) &&
!bvolatile)
- emitcode ("mov", "%s,%s", aop->aopu.aop_str[offset], s);
+ emitcode ("mov", "%s,%s", aop->aopu.aop_str[offset], s);
break;
default:
werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "aopPut got unsupported aop->type");
+ "aopPut got unsupported aop->type");
exit (1);
}
case AOP_R0:
case AOP_R1:
while (count--)
- emitcode ("inc", "%s", aop->aopu.aop_ptr->name);
+ emitcode ("inc", "%s", aop->aopu.aop_ptr->name);
break;
case AOP_DPTR:
while (count--)
- emitcode ("inc", "dptr");
+ emitcode ("inc", "dptr");
break;
}
case AOP_R0:
case AOP_R1:
while (aop->coff--)
- emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
+ emitcode ("dec", "%s", aop->aopu.aop_ptr->name);
break;
case AOP_DPTR:
while (aop->coff--)
- {
- emitcode ("lcall", "__decdptr");
- }
+ {
+ emitcode ("lcall", "__decdptr");
+ }
break;
}
aop->coff = 0;
{
sym_link *type = operandType (op);
if (IS_GENPTR (type))
- {
- /* generic pointer; arithmetic operations
- * should ignore the high byte (pointer type).
- */
- size--;
- }
+ {
+ /* generic pointer; arithmetic operations
+ * should ignore the high byte (pointer type).
+ */
+ size--;
+ }
}
return size;
}
offset = 1;
/* unsigned or positive */
while (size--)
- {
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
- }
+ {
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ }
}
}
if (AOP_TYPE (IC_RESULT (ic)) == AOP_CRY)
{
if (AOP_TYPE (IC_LEFT (ic)) == AOP_CRY)
- {
- /* promotion rules are responsible for this strange result: */
- emitcode ("setb", "%s", IC_RESULT (ic)->aop->aopu.aop_dir);
- goto release;
- }
+ {
+ /* promotion rules are responsible for this strange result: */
+ emitcode ("setb", "%s", IC_RESULT (ic)->aop->aopu.aop_dir);
+ goto release;
+ }
tlbl=newiTempLabel(NULL);
if (AOP_TYPE (IC_LEFT (ic)) == AOP_ACC ||
- AOP_TYPE (IC_LEFT (ic)) == AOP_REG ||
- IS_AOP_PREG (IC_LEFT (ic)))
- {
- emitcode ("cjne", "%s,#0x01,%05d$",
- aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE),
- tlbl->key + 100);
- }
+ AOP_TYPE (IC_LEFT (ic)) == AOP_REG ||
+ IS_AOP_PREG (IC_LEFT (ic)))
+ {
+ emitcode ("cjne", "%s,#0x01,%05d$",
+ aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE),
+ tlbl->key + 100);
+ }
else
- {
- char *l = aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE);
- MOVA (l);
- emitcode ("cjne", "a,#0x01,%05d$", tlbl->key + 100);
- }
+ {
+ char *l = aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE);
+ MOVA (l);
+ emitcode ("cjne", "a,#0x01,%05d$", tlbl->key + 100);
+ }
emitcode ("", "%05d$:", tlbl->key + 100);
outBitC (IC_RESULT(ic));
goto release;
while (size--)
{
aopPut (AOP (result),
- aopGet (AOP (op), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
+ aopGet (AOP (op), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
offset++;
}
{
char *l = aopGet (AOP (IC_LEFT (ic)), offset, FALSE, FALSE);
if (!strcmp (l, "a"))
- {
- if (offset == 0)
- SETC;
- emitcode ("cpl", "a");
- emitcode ("addc", "a,#0");
- }
+ {
+ if (offset == 0)
+ SETC;
+ emitcode ("cpl", "a");
+ emitcode ("addc", "a,#0");
+ }
else
- {
- if (offset == 0)
- CLRC;
- emitcode ("clr", "a");
- emitcode ("subb", "a,%s", l);
- }
+ {
+ if (offset == 0)
+ CLRC;
+ emitcode ("clr", "a");
+ emitcode ("subb", "a,%s", l);
+ }
aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
}
emitcode ("rlc", "a");
emitcode ("subb", "a,acc");
while (size--)
- aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
+ aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
}
release:
/* safe the registers in use at this time but skip the
ones for the result */
rsave = bitVectCplAnd (bitVectCopy (ic->rMask),
- mcs51_rUmaskForOp (IC_RESULT(ic)));
+ mcs51_rUmaskForOp (IC_RESULT(ic)));
ic->regsSaved = 1;
if (options.useXstack)
{
if (bitVectBitValue (rsave, R0_IDX))
- emitcode ("mov", "b,r0");
+ emitcode ("mov", "b,r0");
emitcode ("mov", "r0,%s", spname);
for (i = 0; i < mcs51_nRegs; i++)
- {
- if (bitVectBitValue (rsave, i))
- {
- if (i == R0_IDX)
- emitcode ("mov", "a,b");
- else
- emitcode ("mov", "a,%s", mcs51_regWithIdx (i)->name);
- emitcode ("movx", "@r0,a");
- emitcode ("inc", "r0");
- }
- }
+ {
+ if (bitVectBitValue (rsave, i))
+ {
+ if (i == R0_IDX)
+ emitcode ("mov", "a,b");
+ else
+ emitcode ("mov", "a,%s", mcs51_regWithIdx (i)->name);
+ emitcode ("movx", "@r0,a");
+ emitcode ("inc", "r0");
+ }
+ }
emitcode ("mov", "%s,r0", spname);
if (bitVectBitValue (rsave, R0_IDX))
- emitcode ("mov", "r0,b");
+ emitcode ("mov", "r0,b");
}
else
for (i = 0; i < mcs51_nRegs; i++)
{
- if (bitVectBitValue (rsave, i))
- emitcode ("push", "%s", mcs51_regWithIdx (i)->dname);
+ if (bitVectBitValue (rsave, i))
+ emitcode ("push", "%s", mcs51_regWithIdx (i)->dname);
}
}
/* restore the registers in use at this time but skip the
ones for the result */
rsave = bitVectCplAnd (bitVectCopy (ic->rMask),
- mcs51_rUmaskForOp (IC_RESULT(ic)));
+ mcs51_rUmaskForOp (IC_RESULT(ic)));
if (options.useXstack)
{
emitcode ("mov", "r0,%s", spname);
for (i = mcs51_nRegs; i >= 0; i--)
- {
- if (bitVectBitValue (rsave, i))
- {
- emitcode ("dec", "r0");
- emitcode ("movx", "a,@r0");
- if (i == R0_IDX)
- emitcode ("mov", "b,a");
- else
- emitcode ("mov", "%s,a", mcs51_regWithIdx (i)->name);
- }
-
- }
+ {
+ if (bitVectBitValue (rsave, i))
+ {
+ emitcode ("dec", "r0");
+ emitcode ("movx", "a,@r0");
+ if (i == R0_IDX)
+ emitcode ("mov", "b,a");
+ else
+ emitcode ("mov", "%s,a", mcs51_regWithIdx (i)->name);
+ }
+
+ }
emitcode ("mov", "%s,r0", spname);
if (bitVectBitValue (rsave, R0_IDX))
- emitcode ("mov", "r0,b");
+ emitcode ("mov", "r0,b");
}
else
for (i = mcs51_nRegs; i >= 0; i--)
{
- if (bitVectBitValue (rsave, i))
- emitcode ("pop", "%s", mcs51_regWithIdx (i)->dname);
+ if (bitVectBitValue (rsave, i))
+ emitcode ("pop", "%s", mcs51_regWithIdx (i)->dname);
}
}
{
char *l = aopGet (AOP (oper), offset++, FALSE, TRUE);
if (AOP_TYPE (oper) != AOP_REG &&
- AOP_TYPE (oper) != AOP_DIR &&
- strcmp (l, "a"))
- {
- MOVA (l);
- emitcode ("push", "acc");
- }
+ AOP_TYPE (oper) != AOP_DIR &&
+ strcmp (l, "a"))
+ {
+ MOVA (l);
+ emitcode ("push", "acc");
+ }
else
- emitcode ("push", "%s", l);
+ emitcode ("push", "%s", l);
}
}
{
char *l = aopGet (AOP (IC_LEFT (ic)),
- offset++, FALSE, FALSE);
+ offset++, FALSE, FALSE);
MOVA (l);
emitcode ("movx", "@%s,a", r->name);
emitcode ("inc", "%s", r->name);
/* and the item is spilt then do nothing */
if (OP_SYMBOL (IC_LEFT (ic))->isspilt)
- return;
+ return;
aopOp (IC_LEFT (ic), ic, FALSE);
size = AOP_SIZE (IC_LEFT (ic));
/* push it on the stack */
while (size--)
- {
- l = aopGet (AOP (IC_LEFT (ic)), offset++, FALSE, TRUE);
- if (*l == '#')
- {
- MOVA (l);
- l = "acc";
- }
- emitcode ("push", "%s", l);
- }
+ {
+ l = aopGet (AOP (IC_LEFT (ic)), offset++, FALSE, TRUE);
+ if (*l == '#')
+ {
+ MOVA (l);
+ l = "acc";
+ }
+ emitcode ("push", "%s", l);
+ }
return;
}
{
l = aopGet (AOP (IC_LEFT (ic)), offset++, FALSE, TRUE);
if (AOP_TYPE (IC_LEFT (ic)) != AOP_REG &&
- AOP_TYPE (IC_LEFT (ic)) != AOP_DIR &&
- strcmp (l, "a"))
- {
- MOVA (l);
- emitcode ("push", "acc");
- }
+ AOP_TYPE (IC_LEFT (ic)) != AOP_DIR &&
+ strcmp (l, "a"))
+ {
+ MOVA (l);
+ emitcode ("push", "acc");
+ }
else
- emitcode ("push", "%s", l);
+ emitcode ("push", "%s", l);
}
freeAsmop (IC_LEFT (ic), NULL, ic, TRUE);
offset = (size - 1);
while (size--)
emitcode ("pop", "%s", aopGet (AOP (IC_LEFT (ic)), offset--,
- FALSE, TRUE));
+ FALSE, TRUE));
freeAsmop (IC_LEFT (ic), NULL, ic, TRUE);
}
{
if (!ic)
{
- /* Assume r0 is available for use. */
- r = mcs51_regWithIdx (R0_IDX);;
+ /* Assume r0 is available for use. */
+ r = mcs51_regWithIdx (R0_IDX);;
}
else
{
- aop = newAsmop (0);
- r = getFreePtr (ic, &aop, FALSE);
+ aop = newAsmop (0);
+ r = getFreePtr (ic, &aop, FALSE);
}
emitcode ("mov", "%s,_spx", r->name);
}
{
if (options.useXstack)
{
- emitcode ("movx", "a,@%s", r->name);
- emitcode ("mov", "psw,a");
- emitcode ("dec", "%s", r->name);
- }
+ emitcode ("movx", "a,@%s", r->name);
+ emitcode ("mov", "psw,a");
+ emitcode ("dec", "%s", r->name);
+ }
else
{
- emitcode ("pop", "psw");
+ emitcode ("pop", "psw");
}
}
for (i = (mcs51_nRegs - 1); i >= 0; i--)
{
if (options.useXstack)
- {
- emitcode ("movx", "a,@%s", r->name);
- emitcode ("mov", "(%s+%d),a",
- regs8051[i].base, 8 * bank + regs8051[i].offset);
- emitcode ("dec", "%s", r->name);
+ {
+ emitcode ("movx", "a,@%s", r->name);
+ emitcode ("mov", "(%s+%d),a",
+ regs8051[i].base, 8 * bank + regs8051[i].offset);
+ emitcode ("dec", "%s", r->name);
- }
+ }
else
- emitcode ("pop", "(%s+%d)",
- regs8051[i].base, 8 * bank + regs8051[i].offset);
+ emitcode ("pop", "(%s+%d)",
+ regs8051[i].base, 8 * bank + regs8051[i].offset);
}
if (options.useXstack)
{
if (!ic)
{
- /* Assume r0 is available for use. */
- r = mcs51_regWithIdx (R0_IDX);;
+ /* Assume r0 is available for use. */
+ r = mcs51_regWithIdx (R0_IDX);;
}
else
{
- aop = newAsmop (0);
- r = getFreePtr (ic, &aop, FALSE);
+ aop = newAsmop (0);
+ r = getFreePtr (ic, &aop, FALSE);
}
emitcode ("mov", "%s,_spx", r->name);
}
for (i = 0; i < mcs51_nRegs; i++)
{
if (options.useXstack)
- {
- emitcode ("inc", "%s", r->name);
- emitcode ("mov", "a,(%s+%d)",
- regs8051[i].base, 8 * bank + regs8051[i].offset);
- emitcode ("movx", "@%s,a", r->name);
- }
+ {
+ emitcode ("inc", "%s", r->name);
+ emitcode ("mov", "a,(%s+%d)",
+ regs8051[i].base, 8 * bank + regs8051[i].offset);
+ emitcode ("movx", "@%s,a", r->name);
+ }
else
- emitcode ("push", "(%s+%d)",
- regs8051[i].base, 8 * bank + regs8051[i].offset);
+ emitcode ("push", "(%s+%d)",
+ regs8051[i].base, 8 * bank + regs8051[i].offset);
}
if (pushPsw)
{
if (options.useXstack)
- {
- emitcode ("mov", "a,psw");
- emitcode ("movx", "@%s,a", r->name);
- emitcode ("inc", "%s", r->name);
- emitcode ("mov", "_spx,%s", r->name);
+ {
+ emitcode ("mov", "a,psw");
+ emitcode ("movx", "@%s,a", r->name);
+ emitcode ("inc", "%s", r->name);
+ emitcode ("mov", "_spx,%s", r->name);
- }
+ }
else
{
- emitcode ("push", "psw");
+ emitcode ("push", "psw");
}
emitcode ("mov", "psw,#0x%02x", (bank << 3) & 0x00ff);
}
/*-----------------------------------------------------------------*/
-/* genSend - gen code for SEND */
+/* genSend - gen code for SEND */
/*-----------------------------------------------------------------*/
static void genSend(set *sendSet)
{
int rb1_count = 0 ;
for (sic = setFirstItem (_G.sendSet); sic;
- sic = setNextItem (_G.sendSet)) {
- int size, offset = 0;
- aopOp (IC_LEFT (sic), sic, FALSE);
- size = AOP_SIZE (IC_LEFT (sic));
-
- if (sic->argreg == 1) {
- while (size--) {
- char *l = aopGet (AOP (IC_LEFT (sic)), offset,
- FALSE, FALSE);
- if (strcmp (l, fReturn[offset]))
- emitcode ("mov", "%s,%s", fReturn[offset], l);
- offset++;
- }
- rb1_count = 0;
- } else {
- while (size--) {
- emitcode ("mov","b1_%d,%s",rb1_count++,
- aopGet (AOP (IC_LEFT (sic)), offset++,FALSE, FALSE));
- }
- }
- freeAsmop (IC_LEFT (sic), NULL, sic, TRUE);
+ sic = setNextItem (_G.sendSet)) {
+ int size, offset = 0;
+ aopOp (IC_LEFT (sic), sic, FALSE);
+ size = AOP_SIZE (IC_LEFT (sic));
+
+ if (sic->argreg == 1) {
+ while (size--) {
+ char *l = aopGet (AOP (IC_LEFT (sic)), offset,
+ FALSE, FALSE);
+ if (strcmp (l, fReturn[offset]))
+ emitcode ("mov", "%s,%s", fReturn[offset], l);
+ offset++;
+ }
+ rb1_count = 0;
+ } else {
+ while (size--) {
+ emitcode ("mov","b1_%d,%s",rb1_count++,
+ aopGet (AOP (IC_LEFT (sic)), offset++,FALSE, FALSE));
+ }
+ }
+ freeAsmop (IC_LEFT (sic), NULL, sic, TRUE);
}
}
/* if send set is not empty the assign */
if (_G.sendSet)
{
- if (IFFUNC_ISREENT(dtype)) { /* need to reverse the send set */
- genSend(reverseSet(_G.sendSet));
- } else {
- genSend(_G.sendSet);
- }
+ if (IFFUNC_ISREENT(dtype)) { /* need to reverse the send set */
+ genSend(reverseSet(_G.sendSet));
+ } else {
+ genSend(_G.sendSet);
+ }
_G.sendSet = NULL;
}
/* make the call */
emitcode ("lcall", "%s", (OP_SYMBOL (IC_LEFT (ic))->rname[0] ?
- OP_SYMBOL (IC_LEFT (ic))->rname :
- OP_SYMBOL (IC_LEFT (ic))->name));
+ OP_SYMBOL (IC_LEFT (ic))->rname :
+ OP_SYMBOL (IC_LEFT (ic))->name));
if (swapBanks)
{
/* if we need assign a result value */
if ((IS_ITEMP (IC_RESULT (ic)) &&
(OP_SYMBOL (IC_RESULT (ic))->nRegs ||
- OP_SYMBOL (IC_RESULT (ic))->accuse ||
- OP_SYMBOL (IC_RESULT (ic))->spildir)) ||
+ OP_SYMBOL (IC_RESULT (ic))->accuse ||
+ OP_SYMBOL (IC_RESULT (ic))->spildir)) ||
IS_TRUE_SYMOP (IC_RESULT (ic)))
{
{
int i;
if (ic->parmBytes > 3)
- {
- emitcode ("mov", "a,%s", spname);
- emitcode ("add", "a,#0x%02x", (-ic->parmBytes) & 0xff);
- emitcode ("mov", "%s,a", spname);
- }
+ {
+ emitcode ("mov", "a,%s", spname);
+ emitcode ("add", "a,#0x%02x", (-ic->parmBytes) & 0xff);
+ emitcode ("mov", "%s,a", spname);
+ }
else
- for (i = 0; i < ic->parmBytes; i++)
- emitcode ("dec", "%s", spname);
+ for (i = 0; i < ic->parmBytes; i++)
+ emitcode ("dec", "%s", spname);
}
/* if we hade saved some registers then unsave them */
/* if send set is not empty the assign */
if (_G.sendSet)
{
- genSend(reverseSet(_G.sendSet));
- _G.sendSet = NULL;
+ genSend(reverseSet(_G.sendSet));
+ _G.sendSet = NULL;
}
if (swapBanks)
/* if we need assign a result value */
if ((IS_ITEMP (IC_RESULT (ic)) &&
(OP_SYMBOL (IC_RESULT (ic))->nRegs ||
- OP_SYMBOL (IC_RESULT (ic))->spildir)) ||
+ OP_SYMBOL (IC_RESULT (ic))->spildir)) ||
IS_TRUE_SYMOP (IC_RESULT (ic)))
{
{
int i;
if (ic->parmBytes > 3)
- {
- emitcode ("mov", "a,%s", spname);
- emitcode ("add", "a,#0x%02x", (-ic->parmBytes) & 0xff);
- emitcode ("mov", "%s,a", spname);
- }
+ {
+ emitcode ("mov", "a,%s", spname);
+ emitcode ("add", "a,#0x%02x", (-ic->parmBytes) & 0xff);
+ emitcode ("mov", "%s,a", spname);
+ }
else
- for (i = 0; i < ic->parmBytes; i++)
- emitcode ("dec", "%s", spname);
+ for (i = 0; i < ic->parmBytes; i++)
+ emitcode ("dec", "%s", spname);
}
{
symbol *sym = OP_SYMBOL (IC_RESULT (ic));
if (sym->remat && !POINTER_SET (ic))
- return 1;
+ return 1;
}
return 0;
emitcode(";", "naked function: no prologue.");
return;
}
-
+
/* here we need to generate the equates for the
register bank if required */
if (FUNC_REGBANK (ftype) != rbank)
rbank = FUNC_REGBANK (ftype);
for (i = 0; i < mcs51_nRegs; i++)
- {
- if (strcmp (regs8051[i].base, "0") == 0)
- emitcode ("", "%s = 0x%02x",
- regs8051[i].dname,
- 8 * rbank + regs8051[i].offset);
- else
- emitcode ("", "%s = %s + 0x%02x",
- regs8051[i].dname,
- regs8051[i].base,
- 8 * rbank + regs8051[i].offset);
- }
+ {
+ if (strcmp (regs8051[i].base, "0") == 0)
+ emitcode ("", "%s = 0x%02x",
+ regs8051[i].dname,
+ 8 * rbank + regs8051[i].offset);
+ else
+ emitcode ("", "%s = %s + 0x%02x",
+ regs8051[i].dname,
+ regs8051[i].base,
+ 8 * rbank + regs8051[i].offset);
+ }
}
/* if this is an interrupt service routine then
{
if (!inExcludeList ("acc"))
- emitcode ("push", "acc");
+ emitcode ("push", "acc");
if (!inExcludeList ("b"))
- emitcode ("push", "b");
+ emitcode ("push", "b");
if (!inExcludeList ("dpl"))
- emitcode ("push", "dpl");
+ emitcode ("push", "dpl");
if (!inExcludeList ("dph"))
- emitcode ("push", "dph");
+ emitcode ("push", "dph");
/* if this isr has no bank i.e. is going to
run with bank 0 , then we need to save more
registers :-) */
if (!FUNC_REGBANK (sym->type))
- {
-
- /* if this function does not call any other
- function then we can be economical and
- save only those registers that are used */
- if (!IFFUNC_HASFCALL(sym->type))
- {
- int i;
-
- /* if any registers used */
- if (sym->regsUsed)
- {
- /* save the registers used */
- for (i = 0; i < sym->regsUsed->size; i++)
- {
- if (bitVectBitValue (sym->regsUsed, i))
- emitcode ("push", "%s", mcs51_regWithIdx (i)->dname);
- }
- }
- }
- else
- {
-
- /* this function has a function call. We cannot
- determines register usage so we will have to push the
- entire bank */
- saveRBank (0, ic, FALSE);
- if (options.parms_in_bank1) {
- int i;
- for (i=0; i < 8 ; i++ ) {
- emitcode ("push","%s",rb1regs[i]);
- }
- }
- }
- }
- else
- {
- /* This ISR uses a non-zero bank.
- *
- * We assume that the bank is available for our
- * exclusive use.
- *
- * However, if this ISR calls a function which uses some
- * other bank, we must save that bank entirely.
- */
- unsigned long banksToSave = 0;
-
- if (IFFUNC_HASFCALL(sym->type))
- {
+ {
+
+ /* if this function does not call any other
+ function then we can be economical and
+ save only those registers that are used */
+ if (!IFFUNC_HASFCALL(sym->type))
+ {
+ int i;
+
+ /* if any registers used */
+ if (sym->regsUsed)
+ {
+ /* save the registers used */
+ for (i = 0; i < sym->regsUsed->size; i++)
+ {
+ if (bitVectBitValue (sym->regsUsed, i))
+ emitcode ("push", "%s", mcs51_regWithIdx (i)->dname);
+ }
+ }
+ }
+ else
+ {
+
+ /* this function has a function call. We cannot
+ determines register usage so we will have to push the
+ entire bank */
+ saveRBank (0, ic, FALSE);
+ if (options.parms_in_bank1) {
+ int i;
+ for (i=0; i < 8 ; i++ ) {
+ emitcode ("push","%s",rb1regs[i]);
+ }
+ }
+ }
+ }
+ else
+ {
+ /* This ISR uses a non-zero bank.
+ *
+ * We assume that the bank is available for our
+ * exclusive use.
+ *
+ * However, if this ISR calls a function which uses some
+ * other bank, we must save that bank entirely.
+ */
+ unsigned long banksToSave = 0;
+
+ if (IFFUNC_HASFCALL(sym->type))
+ {
#define MAX_REGISTER_BANKS 4
- iCode *i;
- int ix;
-
- for (i = ic; i; i = i->next)
- {
- if (i->op == ENDFUNCTION)
- {
- /* we got to the end OK. */
- break;
- }
-
- if (i->op == CALL)
- {
- sym_link *dtype;
-
- dtype = operandType (IC_LEFT(i));
- if (dtype
- && FUNC_REGBANK(dtype) != FUNC_REGBANK(sym->type))
- {
- /* Mark this bank for saving. */
- if (FUNC_REGBANK(dtype) >= MAX_REGISTER_BANKS)
- {
- werror(E_NO_SUCH_BANK, FUNC_REGBANK(dtype));
- }
- else
- {
- banksToSave |= (1 << FUNC_REGBANK(dtype));
- }
-
- /* And note that we don't need to do it in
- * genCall.
- */
- i->bankSaved = 1;
- }
- }
- if (i->op == PCALL)
- {
- /* This is a mess; we have no idea what
- * register bank the called function might
- * use.
- *
- * The only thing I can think of to do is
- * throw a warning and hope.
- */
- werror(W_FUNCPTR_IN_USING_ISR);
- }
- }
-
- if (banksToSave && options.useXstack)
- {
- /* Since we aren't passing it an ic,
- * saveRBank will assume r0 is available to abuse.
- *
- * So switch to our (trashable) bank now, so
- * the caller's R0 isn't trashed.
- */
- emitcode ("push", "psw");
- emitcode ("mov", "psw,#0x%02x",
- (FUNC_REGBANK (sym->type) << 3) & 0x00ff);
- switchedPSW = TRUE;
- }
-
- for (ix = 0; ix < MAX_REGISTER_BANKS; ix++)
- {
- if (banksToSave & (1 << ix))
- {
- saveRBank(ix, NULL, FALSE);
- }
- }
- }
- // TODO: this needs a closer look
- SPEC_ISR_SAVED_BANKS(currFunc->etype) = banksToSave;
- }
-
+ iCode *i;
+ int ix;
+
+ for (i = ic; i; i = i->next)
+ {
+ if (i->op == ENDFUNCTION)
+ {
+ /* we got to the end OK. */
+ break;
+ }
+
+ if (i->op == CALL)
+ {
+ sym_link *dtype;
+
+ dtype = operandType (IC_LEFT(i));
+ if (dtype
+ && FUNC_REGBANK(dtype) != FUNC_REGBANK(sym->type))
+ {
+ /* Mark this bank for saving. */
+ if (FUNC_REGBANK(dtype) >= MAX_REGISTER_BANKS)
+ {
+ werror(E_NO_SUCH_BANK, FUNC_REGBANK(dtype));
+ }
+ else
+ {
+ banksToSave |= (1 << FUNC_REGBANK(dtype));
+ }
+
+ /* And note that we don't need to do it in
+ * genCall.
+ */
+ i->bankSaved = 1;
+ }
+ }
+ if (i->op == PCALL)
+ {
+ /* This is a mess; we have no idea what
+ * register bank the called function might
+ * use.
+ *
+ * The only thing I can think of to do is
+ * throw a warning and hope.
+ */
+ werror(W_FUNCPTR_IN_USING_ISR);
+ }
+ }
+
+ if (banksToSave && options.useXstack)
+ {
+ /* Since we aren't passing it an ic,
+ * saveRBank will assume r0 is available to abuse.
+ *
+ * So switch to our (trashable) bank now, so
+ * the caller's R0 isn't trashed.
+ */
+ emitcode ("push", "psw");
+ emitcode ("mov", "psw,#0x%02x",
+ (FUNC_REGBANK (sym->type) << 3) & 0x00ff);
+ switchedPSW = TRUE;
+ }
+
+ for (ix = 0; ix < MAX_REGISTER_BANKS; ix++)
+ {
+ if (banksToSave & (1 << ix))
+ {
+ saveRBank(ix, NULL, FALSE);
+ }
+ }
+ }
+ // TODO: this needs a closer look
+ SPEC_ISR_SAVED_BANKS(currFunc->etype) = banksToSave;
+ }
+
/* Set the register bank to the desired value if nothing else */
/* has done so yet. */
if (!switchedPSW)
{
/* This is a non-ISR function. The caller has already switched register */
/* banks, if necessary, so just handle the callee-saves option. */
-
+
/* if callee-save to be used for this function
then save the registers being used in this function */
if (IFFUNC_CALLEESAVES(sym->type))
- {
- int i;
-
- /* if any registers used */
- if (sym->regsUsed)
- {
- /* save the registers used */
- for (i = 0; i < sym->regsUsed->size; i++)
- {
- if (bitVectBitValue (sym->regsUsed, i))
- {
- /* remember one saved register for later usage */
- if (calleesaves_saved_register < 0)
- calleesaves_saved_register = i;
- emitcode ("push", "%s", mcs51_regWithIdx (i)->dname);
- _G.nRegsSaved++;
- }
- }
- }
- }
+ {
+ int i;
+
+ /* if any registers used */
+ if (sym->regsUsed)
+ {
+ /* save the registers used */
+ for (i = 0; i < sym->regsUsed->size; i++)
+ {
+ if (bitVectBitValue (sym->regsUsed, i))
+ {
+ /* remember one saved register for later usage */
+ if (calleesaves_saved_register < 0)
+ calleesaves_saved_register = i;
+ emitcode ("push", "%s", mcs51_regWithIdx (i)->dname);
+ _G.nRegsSaved++;
+ }
+ }
+ }
+ }
}
{
if (options.useXstack)
- {
- if (!accIsFree)
- emitcode ("push", "acc");
- emitcode ("mov", "r0,%s", spname);
- emitcode ("mov", "a,_bp");
- emitcode ("movx", "@r0,a");
- emitcode ("inc", "%s", spname);
- if (!accIsFree)
- emitcode ("pop", "acc");
- }
+ {
+ if (!accIsFree)
+ emitcode ("push", "acc");
+ emitcode ("mov", "r0,%s", spname);
+ emitcode ("mov", "a,_bp");
+ emitcode ("movx", "@r0,a");
+ emitcode ("inc", "%s", spname);
+ if (!accIsFree)
+ emitcode ("pop", "acc");
+ }
else
- {
- /* set up the stack */
- emitcode ("push", "_bp"); /* save the callers stack */
- }
+ {
+ /* set up the stack */
+ emitcode ("push", "_bp"); /* save the callers stack */
+ }
emitcode ("mov", "_bp,%s", spname);
}
-
+
/* For some cases it is worthwhile to perform a RECEIVE iCode */
/* before setting up the stack frame completely. */
if (ric && ric->argreg == 1 && IC_RESULT (ric))
{
symbol * rsym = OP_SYMBOL (IC_RESULT (ric));
-
+
if (rsym->isitmp)
{
- if (rsym && rsym->regType == REG_CND)
- rsym = NULL;
- if (rsym && (rsym->accuse || rsym->ruonly))
- rsym = NULL;
+ if (rsym && rsym->regType == REG_CND)
+ rsym = NULL;
+ if (rsym && (rsym->accuse || rsym->ruonly))
+ rsym = NULL;
if (rsym && (rsym->isspilt || rsym->nRegs == 0) && rsym->usl.spillLoc)
rsym = rsym->usl.spillLoc;
- }
-
+ }
+
/* If the RECEIVE operand immediately spills to the first entry on the */
/* stack, we can push it directly (since sp = _bp + 1 at this point) */
/* rather than the usual @r0/r1 machinations. */
if (!options.useXstack && rsym && rsym->onStack && rsym->stack == 1)
{
- int ofs;
-
- _G.current_iCode = ric;
- D(emitcode ("; genReceive",""));
- for (ofs=0; ofs < sym->recvSize; ofs++)
- {
- if (!strcmp (fReturn[ofs], "a"))
- emitcode ("push", "acc");
- else
- emitcode ("push", fReturn[ofs]);
- }
- stackAdjust -= sym->recvSize;
- if (stackAdjust<0)
- {
- assert (stackAdjust>=0);
- stackAdjust = 0;
- }
- _G.current_iCode = ic;
- ric->generated = 1;
- accIsFree = 1;
- }
+ int ofs;
+
+ _G.current_iCode = ric;
+ D(emitcode ("; genReceive",""));
+ for (ofs=0; ofs < sym->recvSize; ofs++)
+ {
+ if (!strcmp (fReturn[ofs], "a"))
+ emitcode ("push", "acc");
+ else
+ emitcode ("push", fReturn[ofs]);
+ }
+ stackAdjust -= sym->recvSize;
+ if (stackAdjust<0)
+ {
+ assert (stackAdjust>=0);
+ stackAdjust = 0;
+ }
+ _G.current_iCode = ic;
+ ric->generated = 1;
+ accIsFree = 1;
+ }
/* If the RECEIVE operand is 4 registers, we can do the moves now */
/* to free up the accumulator. */
else if (rsym && rsym->nRegs && sym->recvSize == 4)
{
- int ofs;
-
- _G.current_iCode = ric;
- D(emitcode ("; genReceive",""));
- for (ofs=0; ofs < sym->recvSize; ofs++)
- {
- emitcode ("mov", "%s,%s", rsym->regs[ofs]->name, fReturn[ofs]);
- }
- _G.current_iCode = ic;
- ric->generated = 1;
- accIsFree = 1;
- }
- }
-
+ int ofs;
+
+ _G.current_iCode = ric;
+ D(emitcode ("; genReceive",""));
+ for (ofs=0; ofs < sym->recvSize; ofs++)
+ {
+ emitcode ("mov", "%s,%s", rsym->regs[ofs]->name, fReturn[ofs]);
+ }
+ _G.current_iCode = ic;
+ ric->generated = 1;
+ accIsFree = 1;
+ }
+ }
+
/* adjust the stack for the function */
if (stackAdjust)
{
int i = stackAdjust;
if (i > 256)
- werror (W_STACK_OVERFLOW, sym->name);
+ werror (W_STACK_OVERFLOW, sym->name);
if (i > 3 && accIsFree)
- {
+ {
- emitcode ("mov", "a,sp");
- emitcode ("add", "a,#0x%02x", ((char) sym->stack & 0xff));
- emitcode ("mov", "sp,a");
+ emitcode ("mov", "a,sp");
+ emitcode ("add", "a,#0x%02x", ((char) sym->stack & 0xff));
+ emitcode ("mov", "sp,a");
- }
+ }
else if (i > 5)
{
- /* The accumulator is not free, so we will need another register */
- /* to clobber. No need to worry about a possible conflict with */
- /* the above early RECEIVE optimizations since they would have */
- /* freed the accumulator if they were generated. */
-
- if (IFFUNC_CALLEESAVES(sym->type))
- {
- /* if it's a callee-saves function we need a saved register */
- if (calleesaves_saved_register >= 0)
- {
- emitcode ("mov", "%s,a", mcs51_regWithIdx (calleesaves_saved_register)->dname);
- emitcode ("mov", "a,sp");
- emitcode ("add", "a,#0x%02x", ((char) sym->stack & 0xff));
- emitcode ("mov", "sp,a");
- emitcode ("mov", "a,%s", mcs51_regWithIdx (calleesaves_saved_register)->dname);
- }
- else
- /* do it the hard way */
- while (i--)
- emitcode ("inc", "sp");
- }
- else
- {
- /* not callee-saves, we can clobber r0 */
- emitcode ("mov", "r0,a");
- emitcode ("mov", "a,sp");
- emitcode ("add", "a,#0x%02x", ((char) sym->stack & 0xff));
- emitcode ("mov", "sp,a");
- emitcode ("mov", "a,r0");
- }
- }
+ /* The accumulator is not free, so we will need another register */
+ /* to clobber. No need to worry about a possible conflict with */
+ /* the above early RECEIVE optimizations since they would have */
+ /* freed the accumulator if they were generated. */
+
+ if (IFFUNC_CALLEESAVES(sym->type))
+ {
+ /* if it's a callee-saves function we need a saved register */
+ if (calleesaves_saved_register >= 0)
+ {
+ emitcode ("mov", "%s,a", mcs51_regWithIdx (calleesaves_saved_register)->dname);
+ emitcode ("mov", "a,sp");
+ emitcode ("add", "a,#0x%02x", ((char) sym->stack & 0xff));
+ emitcode ("mov", "sp,a");
+ emitcode ("mov", "a,%s", mcs51_regWithIdx (calleesaves_saved_register)->dname);
+ }
+ else
+ /* do it the hard way */
+ while (i--)
+ emitcode ("inc", "sp");
+ }
+ else
+ {
+ /* not callee-saves, we can clobber r0 */
+ emitcode ("mov", "r0,a");
+ emitcode ("mov", "a,sp");
+ emitcode ("add", "a,#0x%02x", ((char) sym->stack & 0xff));
+ emitcode ("mov", "sp,a");
+ emitcode ("mov", "a,r0");
+ }
+ }
else
- while (i--)
- emitcode ("inc", "sp");
+ while (i--)
+ emitcode ("inc", "sp");
}
if (sym->xstack)
bitVect *regsUsedPrologue;
bitVect *regsUnneeded;
int idx;
-
+
_G.currentFunc = NULL;
if (IFFUNC_ISNAKED(sym->type))
{
emitcode(";", "naked function: no epilogue.");
if (options.debug && currFunc)
- debugFile->writeEndFunction (currFunc, ic, 0);
+ debugFile->writeEndFunction (currFunc, ic, 0);
return;
}
if ((IFFUNC_ISREENT (sym->type) || options.stackAuto))
{
if (options.useXstack)
- {
- emitcode ("mov", "r0,%s", spname);
- emitcode ("movx", "a,@r0");
- emitcode ("mov", "_bp,a");
- emitcode ("dec", "%s", spname);
- }
+ {
+ emitcode ("mov", "r0,%s", spname);
+ emitcode ("movx", "a,@r0");
+ emitcode ("mov", "_bp,a");
+ emitcode ("dec", "%s", spname);
+ }
else
- {
- emitcode ("pop", "_bp");
- }
+ {
+ emitcode ("pop", "_bp");
+ }
}
/* restore the register bank */
run with bank 0 , then we need to save more
registers :-) */
if (!FUNC_REGBANK (sym->type))
- {
- /* if this function does not call any other
- function then we can be economical and
- save only those registers that are used */
- if (!IFFUNC_HASFCALL(sym->type))
- {
- int i;
-
- /* if any registers used */
- if (sym->regsUsed)
- {
- /* save the registers used */
- for (i = sym->regsUsed->size; i >= 0; i--)
- {
- if (bitVectBitValue (sym->regsUsed, i))
- emitcode ("pop", "%s", mcs51_regWithIdx (i)->dname);
- }
- }
- }
- else
- {
- if (options.parms_in_bank1) {
- int i;
- for (i = 7 ; i >= 0 ; i-- ) {
- emitcode ("pop","%s",rb1regs[i]);
- }
- }
- /* this function has a function call cannot
- determines register usage so we will have to pop the
- entire bank */
- unsaveRBank (0, ic, FALSE);
- }
- }
- else
- {
- /* This ISR uses a non-zero bank.
- *
- * Restore any register banks saved by genFunction
- * in reverse order.
- */
- unsigned savedBanks = SPEC_ISR_SAVED_BANKS(currFunc->etype);
- int ix;
-
- for (ix = MAX_REGISTER_BANKS - 1; ix >= 0; ix--)
- {
- if (savedBanks & (1 << ix))
- {
- unsaveRBank(ix, NULL, FALSE);
- }
- }
-
- if (options.useXstack)
- {
- /* Restore bank AFTER calling unsaveRBank,
- * since it can trash r0.
- */
- emitcode ("pop", "psw");
- }
- }
+ {
+ /* if this function does not call any other
+ function then we can be economical and
+ save only those registers that are used */
+ if (!IFFUNC_HASFCALL(sym->type))
+ {
+ int i;
+
+ /* if any registers used */
+ if (sym->regsUsed)
+ {
+ /* save the registers used */
+ for (i = sym->regsUsed->size; i >= 0; i--)
+ {
+ if (bitVectBitValue (sym->regsUsed, i))
+ emitcode ("pop", "%s", mcs51_regWithIdx (i)->dname);
+ }
+ }
+ }
+ else
+ {
+ if (options.parms_in_bank1) {
+ int i;
+ for (i = 7 ; i >= 0 ; i-- ) {
+ emitcode ("pop","%s",rb1regs[i]);
+ }
+ }
+ /* this function has a function call cannot
+ determines register usage so we will have to pop the
+ entire bank */
+ unsaveRBank (0, ic, FALSE);
+ }
+ }
+ else
+ {
+ /* This ISR uses a non-zero bank.
+ *
+ * Restore any register banks saved by genFunction
+ * in reverse order.
+ */
+ unsigned savedBanks = SPEC_ISR_SAVED_BANKS(currFunc->etype);
+ int ix;
+
+ for (ix = MAX_REGISTER_BANKS - 1; ix >= 0; ix--)
+ {
+ if (savedBanks & (1 << ix))
+ {
+ unsaveRBank(ix, NULL, FALSE);
+ }
+ }
+
+ if (options.useXstack)
+ {
+ /* Restore bank AFTER calling unsaveRBank,
+ * since it can trash r0.
+ */
+ emitcode ("pop", "psw");
+ }
+ }
if (!inExcludeList ("dph"))
- emitcode ("pop", "dph");
+ emitcode ("pop", "dph");
if (!inExcludeList ("dpl"))
- emitcode ("pop", "dpl");
+ emitcode ("pop", "dpl");
if (!inExcludeList ("b"))
- emitcode ("pop", "b");
+ emitcode ("pop", "b");
if (!inExcludeList ("acc"))
- emitcode ("pop", "acc");
+ emitcode ("pop", "acc");
/* if debug then send end of function */
if (options.debug && currFunc)
- {
- debugFile->writeEndFunction (currFunc, ic, 1);
- }
+ {
+ debugFile->writeEndFunction (currFunc, ic, 1);
+ }
emitcode ("reti", "");
}
else
{
if (IFFUNC_CALLEESAVES(sym->type))
- {
- int i;
-
- /* if any registers used */
- if (sym->regsUsed)
- {
- /* save the registers used */
- for (i = sym->regsUsed->size; i >= 0; i--)
- {
- if (bitVectBitValue (sym->regsUsed, i) ||
- (mcs51_ptrRegReq && (i == R0_IDX || i == R1_IDX)))
- emitcode ("pop", "%s", mcs51_regWithIdx (i)->dname);
- }
- }
+ {
+ int i;
+
+ /* if any registers used */
+ if (sym->regsUsed)
+ {
+ /* save the registers used */
+ for (i = sym->regsUsed->size; i >= 0; i--)
+ {
+ if (bitVectBitValue (sym->regsUsed, i) ||
+ (mcs51_ptrRegReq && (i == R0_IDX || i == R1_IDX)))
+ emitcode ("pop", "%s", mcs51_regWithIdx (i)->dname);
+ }
+ }
else if (mcs51_ptrRegReq)
- {
- emitcode ("pop", "%s", mcs51_regWithIdx (R1_IDX)->dname);
- emitcode ("pop", "%s", mcs51_regWithIdx (R0_IDX)->dname);
- }
+ {
+ emitcode ("pop", "%s", mcs51_regWithIdx (R1_IDX)->dname);
+ emitcode ("pop", "%s", mcs51_regWithIdx (R0_IDX)->dname);
+ }
- }
+ }
/* if debug then send end of function */
if (options.debug && currFunc)
- {
- debugFile->writeEndFunction (currFunc, ic, 1);
- }
+ {
+ debugFile->writeEndFunction (currFunc, ic, 1);
+ }
emitcode ("ret", "");
}
if (!port->peep.getRegsRead || !port->peep.getRegsWritten || options.nopeep)
return;
-
+
/* If this was an interrupt handler using bank 0 that called another */
/* function, then all registers must be saved; nothing to optimized. */
if (IFFUNC_ISISR (sym->type) && IFFUNC_HASFCALL(sym->type)
/* There are no push/pops to optimize if not callee-saves or ISR */
if (!(FUNC_CALLEESAVES (sym->type) || FUNC_ISISR (sym->type)))
return;
-
+
/* If there were stack parameters, we cannot optimize without also */
/* fixing all of the stack offsets; this is too dificult to consider. */
if (FUNC_HASSTACKPARM(sym->type))
return;
-
+
/* Compute the registers actually used */
regsUsed = newBitVect (mcs51_nRegs);
regsUsedPrologue = newBitVect (mcs51_nRegs);
regsUsedPrologue = bitVectUnion (regsUsedPrologue, port->peep.getRegsWritten(lnp));
else
regsUsed = bitVectUnion (regsUsed, port->peep.getRegsWritten(lnp));
-
+
if (lnp->ic && lnp->ic->op == FUNCTION && lnp->prev
&& lnp->prev->ic && lnp->prev->ic->op == ENDFUNCTION)
- break;
+ break;
if (!lnp->prev)
break;
lnp = lnp->prev;
}
else
regsUsed = bitVectUnion (regsUsed, regsUsedPrologue);
-
+
/* If this was an interrupt handler that called another function */
/* function, then assume A, B, DPH, & DPL may be modified by it. */
if (IFFUNC_ISISR (sym->type) && IFFUNC_HASFCALL(sym->type))
{
if (lnp->ic && (lnp->ic->op == FUNCTION || lnp->ic->op == ENDFUNCTION))
{
- if (!strncmp(lnp->line, "push", 4))
- {
- idx = bitVectFirstBit (port->peep.getRegsRead(lnp));
- if (idx>=0 && !bitVectBitValue (regsUsed, idx))
- {
- connectLine (lnp->prev, lnp->next);
- regsUnneeded = bitVectSetBit (regsUnneeded, idx);
- }
- }
- if (!strncmp(lnp->line, "pop", 3) || !strncmp(lnp->line, "mov", 3))
- {
- idx = bitVectFirstBit (port->peep.getRegsWritten(lnp));
- if (idx>=0 && !bitVectBitValue (regsUsed, idx))
- {
- connectLine (lnp->prev, lnp->next);
- regsUnneeded = bitVectSetBit (regsUnneeded, idx);
- }
- }
- }
+ if (!strncmp(lnp->line, "push", 4))
+ {
+ idx = bitVectFirstBit (port->peep.getRegsRead(lnp));
+ if (idx>=0 && !bitVectBitValue (regsUsed, idx))
+ {
+ connectLine (lnp->prev, lnp->next);
+ regsUnneeded = bitVectSetBit (regsUnneeded, idx);
+ }
+ }
+ if (!strncmp(lnp->line, "pop", 3) || !strncmp(lnp->line, "mov", 3))
+ {
+ idx = bitVectFirstBit (port->peep.getRegsWritten(lnp));
+ if (idx>=0 && !bitVectBitValue (regsUsed, idx))
+ {
+ connectLine (lnp->prev, lnp->next);
+ regsUnneeded = bitVectSetBit (regsUnneeded, idx);
+ }
+ }
+ }
lnp = lnp->next;
- }
-
+ }
+
for (idx = 0; idx < regsUnneeded->size; idx++)
if (bitVectBitValue (regsUnneeded, idx))
emitcode ("", ";\teliminated unneeded push/pop %s", mcs51_regWithIdx (idx)->dname);
-
+
freeBitVect (regsUnneeded);
freeBitVect (regsUsed);
freeBitVect (regsUsedPrologue);
{
char *l;
if (AOP_TYPE (IC_LEFT (ic)) == AOP_DPTR)
- {
- /* #NOCHANGE */
- l = aopGet (AOP (IC_LEFT (ic)), offset++,
- FALSE, TRUE);
- emitcode ("push", "%s", l);
- pushed++;
- }
+ {
+ /* #NOCHANGE */
+ l = aopGet (AOP (IC_LEFT (ic)), offset++,
+ FALSE, TRUE);
+ emitcode ("push", "%s", l);
+ pushed++;
+ }
else
- {
- l = aopGet (AOP (IC_LEFT (ic)), offset,
- FALSE, FALSE);
- if (strcmp (fReturn[offset], l))
- emitcode ("mov", "%s,%s", fReturn[offset++], l);
- }
+ {
+ l = aopGet (AOP (IC_LEFT (ic)), offset,
+ FALSE, FALSE);
+ if (strcmp (fReturn[offset], l))
+ emitcode ("mov", "%s,%s", fReturn[offset++], l);
+ }
}
if (pushed)
{
while (pushed)
- {
- pushed--;
- if (strcmp (fReturn[pushed], "a"))
- emitcode ("pop", fReturn[pushed]);
- else
- emitcode ("pop", "acc");
- }
+ {
+ pushed--;
+ if (strcmp (fReturn[pushed], "a"))
+ emitcode ("pop", fReturn[pushed]);
+ else
+ emitcode ("pop", "acc");
+ }
}
freeAsmop (IC_LEFT (ic), NULL, ic, TRUE);
/* generate a jump to the return label
if the next is not the return statement */
if (!(ic->next && ic->next->op == LABEL &&
- IC_LABEL (ic->next) == returnLabel))
+ IC_LABEL (ic->next) == returnLabel))
emitcode ("ljmp", "%05d$", (returnLabel->key + 100));
count++;
/* If we have any pushes or pops, we cannot predict the distance.
- I don't like this at all, this should be dealt with in the
- back-end */
+ I don't like this at all, this should be dealt with in the
+ back-end */
if (ic->op == IPUSH || ic->op == IPOP) {
- return 0;
+ return 0;
}
if (ic->op == LABEL && IC_LABEL (ic)->key == key)
- {
- return count;
- }
+ {
+ return count;
+ }
}
return 0;
* jumps straight to that target.
*/
if (ic->next && ic->next->op == GOTO
- && (labelRange = findLabelBackwards (ic, IC_LABEL (ic->next)->key)) != 0
- && labelRange <= 10)
- {
- emitcode (";", "tail increment optimized");
- tlbl = IC_LABEL (ic->next);
- emitTlbl = 0;
- }
+ && (labelRange = findLabelBackwards (ic, IC_LABEL (ic->next)->key)) != 0
+ && labelRange <= 10)
+ {
+ emitcode (";", "tail increment optimized");
+ tlbl = IC_LABEL (ic->next);
+ emitTlbl = 0;
+ }
else
- {
- tlbl = newiTempLabel (NULL);
- emitTlbl = 1;
- }
+ {
+ tlbl = newiTempLabel (NULL);
+ emitTlbl = 1;
+ }
emitcode ("inc", "%s", aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE));
if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
- IS_AOP_PREG (IC_RESULT (ic)))
- emitcode ("cjne", "%s,#0x00,%05d$",
- aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE),
- tlbl->key + 100);
+ IS_AOP_PREG (IC_RESULT (ic)))
+ emitcode ("cjne", "%s,#0x00,%05d$",
+ aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE),
+ tlbl->key + 100);
else
- {
- emitcode ("clr", "a");
- emitcode ("cjne", "a,%s,%05d$",
- aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE),
- tlbl->key + 100);
- }
+ {
+ emitcode ("clr", "a");
+ emitcode ("cjne", "a,%s,%05d$",
+ aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE),
+ tlbl->key + 100);
+ }
emitcode ("inc", "%s", aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE));
if (size > 2)
- {
- if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
- IS_AOP_PREG (IC_RESULT (ic)))
- emitcode ("cjne", "%s,#0x00,%05d$",
- aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE),
- tlbl->key + 100);
- else
- emitcode ("cjne", "a,%s,%05d$",
- aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE),
- tlbl->key + 100);
-
- emitcode ("inc", "%s", aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE));
- }
+ {
+ if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
+ IS_AOP_PREG (IC_RESULT (ic)))
+ emitcode ("cjne", "%s,#0x00,%05d$",
+ aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE),
+ tlbl->key + 100);
+ else
+ emitcode ("cjne", "a,%s,%05d$",
+ aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE),
+ tlbl->key + 100);
+
+ emitcode ("inc", "%s", aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE));
+ }
if (size > 3)
- {
- if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
- IS_AOP_PREG (IC_RESULT (ic)))
- emitcode ("cjne", "%s,#0x00,%05d$",
- aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE),
- tlbl->key + 100);
- else
- {
- emitcode ("cjne", "a,%s,%05d$",
- aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE),
- tlbl->key + 100);
- }
- emitcode ("inc", "%s", aopGet (AOP (IC_RESULT (ic)), MSB32, FALSE, FALSE));
- }
+ {
+ if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
+ IS_AOP_PREG (IC_RESULT (ic)))
+ emitcode ("cjne", "%s,#0x00,%05d$",
+ aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE),
+ tlbl->key + 100);
+ else
+ {
+ emitcode ("cjne", "a,%s,%05d$",
+ aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE),
+ tlbl->key + 100);
+ }
+ emitcode ("inc", "%s", aopGet (AOP (IC_RESULT (ic)), MSB32, FALSE, FALSE));
+ }
if (emitTlbl)
- {
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
+ {
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
return TRUE;
}
{
if (icount > 3)
- {
- MOVA (aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE));
- emitcode ("add", "a,#0x%02x", ((char) icount) & 0xff);
- aopPut (AOP (IC_RESULT (ic)), "a", 0, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ {
+ MOVA (aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE));
+ emitcode ("add", "a,#0x%02x", ((char) icount) & 0xff);
+ aopPut (AOP (IC_RESULT (ic)), "a", 0, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
else
- {
+ {
- while (icount--)
- emitcode ("inc", "%s", aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE));
- }
+ while (icount--)
+ emitcode ("inc", "%s", aopGet (AOP (IC_LEFT (ic)), 0, FALSE, FALSE));
+ }
return TRUE;
}
AOP_SIZE (IC_LEFT (ic)) == 3 &&
!sameRegs (AOP (IC_RESULT (ic)), AOP (IC_LEFT (ic))))
aopPut (AOP (IC_RESULT (ic)),
- aopGet (AOP (IC_LEFT (ic)), 2, FALSE, FALSE),
- 2,
- isOperandVolatile (IC_RESULT (ic), FALSE));
+ aopGet (AOP (IC_LEFT (ic)), 2, FALSE, FALSE),
+ 2,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
if (AOP_SIZE (IC_RESULT (ic)) == 3 &&
AOP_SIZE (IC_RIGHT (ic)) == 3 &&
!sameRegs (AOP (IC_RESULT (ic)), AOP (IC_RIGHT (ic))))
aopPut (AOP (IC_RESULT (ic)),
- aopGet (AOP (IC_RIGHT (ic)), 2, FALSE, FALSE),
- 2,
- isOperandVolatile (IC_RESULT (ic), FALSE));
+ aopGet (AOP (IC_RIGHT (ic)), 2, FALSE, FALSE),
+ 2,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
if (AOP_SIZE (IC_RESULT (ic)) == 3 &&
AOP_SIZE (IC_LEFT (ic)) < 3 &&
!sameRegs (AOP (IC_RESULT (ic)), AOP (IC_LEFT (ic))))
{
aopPut (AOP (IC_RESULT (ic)),
- aopGet (AOP (IC_LEFT (ic)), GPTRSIZE - 1, FALSE, FALSE),
- GPTRSIZE - 1,
- isOperandVolatile (IC_RESULT (ic), FALSE));
+ aopGet (AOP (IC_LEFT (ic)), GPTRSIZE - 1, FALSE, FALSE),
+ GPTRSIZE - 1,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
}
if (opIsGptr (IC_RESULT (ic)) &&
!sameRegs (AOP (IC_RESULT (ic)), AOP (IC_RIGHT (ic))))
{
aopPut (AOP (IC_RESULT (ic)),
- aopGet (AOP (IC_RIGHT (ic)), GPTRSIZE - 1, FALSE, FALSE),
- GPTRSIZE - 1,
- isOperandVolatile (IC_RESULT (ic), FALSE));
+ aopGet (AOP (IC_RIGHT (ic)), GPTRSIZE - 1, FALSE, FALSE),
+ GPTRSIZE - 1,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
}
if (opIsGptr (IC_RESULT (ic)) &&
emitcode ("mov", "c,%s", AOP (IC_LEFT (ic))->aopu.aop_dir);
/* if result in bit space */
if (AOP_TYPE (IC_RESULT (ic)) == AOP_CRY)
- {
- if ((unsigned long) floatFromVal (AOP (IC_RIGHT (ic))->aopu.aop_lit) != 0L)
- emitcode ("cpl", "c");
- outBitC (IC_RESULT (ic));
- }
+ {
+ if ((unsigned long) floatFromVal (AOP (IC_RIGHT (ic))->aopu.aop_lit) != 0L)
+ emitcode ("cpl", "c");
+ outBitC (IC_RESULT (ic));
+ }
else
- {
- size = getDataSize (IC_RESULT (ic));
- while (size--)
- {
- MOVA (aopGet (AOP (IC_RIGHT (ic)), offset, FALSE, FALSE));
- emitcode ("addc", "a,#00");
- aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
- }
+ {
+ size = getDataSize (IC_RESULT (ic));
+ while (size--)
+ {
+ MOVA (aopGet (AOP (IC_RIGHT (ic)), offset, FALSE, FALSE));
+ emitcode ("addc", "a,#00");
+ aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
+ }
goto release;
}
{
D(emitcode ("; genPlus aligned array",""));
aopPut (AOP (IC_RESULT (ic)),
- aopGet (rightOp, 0, FALSE, FALSE),
- 0,
- isOperandVolatile (IC_RESULT (ic), FALSE));
+ aopGet (rightOp, 0, FALSE, FALSE),
+ 0,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
if( 1 == getDataSize (IC_RIGHT (ic)) )
- {
- aopPut (AOP (IC_RESULT (ic)),
- aopGet (leftOp, 1, FALSE, FALSE),
- 1,
- isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ {
+ aopPut (AOP (IC_RESULT (ic)),
+ aopGet (leftOp, 1, FALSE, FALSE),
+ 1,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
else
{
- MOVA (aopGet (AOP (IC_LEFT (ic)), 1, FALSE, FALSE));
- emitcode ("add", "a,%s", aopGet (rightOp, 1, FALSE, FALSE));
- aopPut (AOP (IC_RESULT (ic)), "a", 1, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ MOVA (aopGet (AOP (IC_LEFT (ic)), 1, FALSE, FALSE));
+ emitcode ("add", "a,%s", aopGet (rightOp, 1, FALSE, FALSE));
+ aopPut (AOP (IC_RESULT (ic)), "a", 1, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
goto release;
}
(skip_bytes+1 < size))
{
skip_bytes++;
- }
+ }
if (skip_bytes)
D(emitcode ("; genPlus shortcut",""));
}
{
if( offset >= skip_bytes )
{
- if (aopGetUsesAcc (leftOp, offset) && aopGetUsesAcc (rightOp, offset))
- {
- emitcode("mov", "b,a");
- MOVA (aopGet (leftOp, offset, FALSE, TRUE));
- emitcode("xch", "a,b");
- MOVA (aopGet (rightOp, offset, FALSE, TRUE));
- emitcode (add, "a,b");
- }
- else if (aopGetUsesAcc (leftOp, offset))
- {
- MOVA (aopGet (leftOp, offset, FALSE, TRUE));
- emitcode (add, "a,%s", aopGet (rightOp, offset, FALSE, TRUE));
- }
- else
- {
- MOVA (aopGet (rightOp, offset, FALSE, TRUE));
- emitcode (add, "a,%s", aopGet (leftOp, offset, FALSE, TRUE));
- }
- aopPut (AOP (IC_RESULT (ic)), "a", offset, isOperandVolatile (IC_RESULT (ic), FALSE));
- add = "addc"; /* further adds must propagate carry */
+ if (aopGetUsesAcc (leftOp, offset) && aopGetUsesAcc (rightOp, offset))
+ {
+ emitcode("mov", "b,a");
+ MOVA (aopGet (leftOp, offset, FALSE, TRUE));
+ emitcode("xch", "a,b");
+ MOVA (aopGet (rightOp, offset, FALSE, TRUE));
+ emitcode (add, "a,b");
+ }
+ else if (aopGetUsesAcc (leftOp, offset))
+ {
+ MOVA (aopGet (leftOp, offset, FALSE, TRUE));
+ emitcode (add, "a,%s", aopGet (rightOp, offset, FALSE, TRUE));
+ }
+ else
+ {
+ MOVA (aopGet (rightOp, offset, FALSE, TRUE));
+ emitcode (add, "a,%s", aopGet (leftOp, offset, FALSE, TRUE));
+ }
+ aopPut (AOP (IC_RESULT (ic)), "a", offset, isOperandVolatile (IC_RESULT (ic), FALSE));
+ add = "addc"; /* further adds must propagate carry */
}
else
{
if( !sameRegs (AOP (IC_LEFT (ic)), AOP (IC_RESULT (ic))) ||
- isOperandVolatile (IC_RESULT (ic), FALSE))
- {
- /* just move */
+ isOperandVolatile (IC_RESULT (ic), FALSE))
+ {
+ /* just move */
aopPut (AOP (IC_RESULT (ic)),
- aopGet (leftOp, offset, FALSE, FALSE),
- offset,
- isOperandVolatile (IC_RESULT (ic), FALSE));
- }
- }
+ aopGet (leftOp, offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
+ }
offset++;
}
* jumps straight to that target.
*/
if (ic->next && ic->next->op == GOTO
- && (labelRange = findLabelBackwards (ic, IC_LABEL (ic->next)->key)) != 0
- && labelRange <= 10)
- {
- emitcode (";", "tail decrement optimized");
- tlbl = IC_LABEL (ic->next);
- emitTlbl = 0;
- }
+ && (labelRange = findLabelBackwards (ic, IC_LABEL (ic->next)->key)) != 0
+ && labelRange <= 10)
+ {
+ emitcode (";", "tail decrement optimized");
+ tlbl = IC_LABEL (ic->next);
+ emitTlbl = 0;
+ }
else
- {
- tlbl = newiTempLabel (NULL);
- emitTlbl = 1;
- }
+ {
+ tlbl = newiTempLabel (NULL);
+ emitTlbl = 1;
+ }
emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE));
if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
- IS_AOP_PREG (IC_RESULT (ic)))
- emitcode ("cjne", "%s,#0xff,%05d$"
- ,aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE)
- ,tlbl->key + 100);
+ IS_AOP_PREG (IC_RESULT (ic)))
+ emitcode ("cjne", "%s,#0xff,%05d$"
+ ,aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE)
+ ,tlbl->key + 100);
else
- {
- emitcode ("mov", "a,#0xff");
- emitcode ("cjne", "a,%s,%05d$"
- ,aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE)
- ,tlbl->key + 100);
- }
+ {
+ emitcode ("mov", "a,#0xff");
+ emitcode ("cjne", "a,%s,%05d$"
+ ,aopGet (AOP (IC_RESULT (ic)), LSB, FALSE, FALSE)
+ ,tlbl->key + 100);
+ }
emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE));
if (size > 2)
- {
- if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
- IS_AOP_PREG (IC_RESULT (ic)))
- emitcode ("cjne", "%s,#0xff,%05d$"
- ,aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE)
- ,tlbl->key + 100);
- else
- {
- emitcode ("cjne", "a,%s,%05d$"
- ,aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE)
- ,tlbl->key + 100);
- }
- emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE));
- }
+ {
+ if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
+ IS_AOP_PREG (IC_RESULT (ic)))
+ emitcode ("cjne", "%s,#0xff,%05d$"
+ ,aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE)
+ ,tlbl->key + 100);
+ else
+ {
+ emitcode ("cjne", "a,%s,%05d$"
+ ,aopGet (AOP (IC_RESULT (ic)), MSB16, FALSE, FALSE)
+ ,tlbl->key + 100);
+ }
+ emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE));
+ }
if (size > 3)
- {
- if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
- IS_AOP_PREG (IC_RESULT (ic)))
- emitcode ("cjne", "%s,#0xff,%05d$"
- ,aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE)
- ,tlbl->key + 100);
- else
- {
- emitcode ("cjne", "a,%s,%05d$"
- ,aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE)
- ,tlbl->key + 100);
- }
- emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), MSB32, FALSE, FALSE));
- }
+ {
+ if (AOP_TYPE (IC_RESULT (ic)) == AOP_REG ||
+ IS_AOP_PREG (IC_RESULT (ic)))
+ emitcode ("cjne", "%s,#0xff,%05d$"
+ ,aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE)
+ ,tlbl->key + 100);
+ else
+ {
+ emitcode ("cjne", "a,%s,%05d$"
+ ,aopGet (AOP (IC_RESULT (ic)), MSB24, FALSE, FALSE)
+ ,tlbl->key + 100);
+ }
+ emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), MSB32, FALSE, FALSE));
+ }
if (emitTlbl)
- {
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
+ {
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
return TRUE;
}
{
while (icount--)
- emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), 0, FALSE, FALSE));
+ emitcode ("dec", "%s", aopGet (AOP (IC_RESULT (ic)), 0, FALSE, FALSE));
return TRUE;
}
if (size > 0)
{
if (sign)
- {
- emitcode ("rlc", "a");
- emitcode ("subb", "a,acc");
- while (size--)
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- }
+ {
+ emitcode ("rlc", "a");
+ emitcode ("subb", "a,acc");
+ while (size--)
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ }
else
- while (size--)
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ while (size--)
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
}
}
lit = -(long) lit;
while (size--)
- {
- MOVA (aopGet (AOP (IC_LEFT (ic)), offset, FALSE, FALSE));
- /* first add without previous c */
- if (!offset) {
- if (!size && lit== (unsigned long) -1) {
- emitcode ("dec", "a");
- } else {
- emitcode ("add", "a,#0x%02x",
- (unsigned int) (lit & 0x0FFL));
- }
- } else {
- emitcode ("addc", "a,#0x%02x",
- (unsigned int) ((lit >> (offset * 8)) & 0x0FFL));
- }
- aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ {
+ MOVA (aopGet (AOP (IC_LEFT (ic)), offset, FALSE, FALSE));
+ /* first add without previous c */
+ if (!offset) {
+ if (!size && lit== (unsigned long) -1) {
+ emitcode ("dec", "a");
+ } else {
+ emitcode ("add", "a,#0x%02x",
+ (unsigned int) (lit & 0x0FFL));
+ }
+ } else {
+ emitcode ("addc", "a,#0x%02x",
+ (unsigned int) ((lit >> (offset * 8)) & 0x0FFL));
+ }
+ aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
}
else
{
rightOp = AOP(IC_RIGHT(ic));
while (size--)
- {
- if (aopGetUsesAcc(rightOp, offset)) {
- wassertl(!aopGetUsesAcc(leftOp, offset), "accumulator clash");
- MOVA (aopGet(rightOp, offset, FALSE, TRUE));
- if (offset == 0) {
- emitcode( "setb", "c");
- }
- emitcode("subb", "a,%s", aopGet(leftOp, offset, FALSE, TRUE));
- emitcode("cpl", "a");
- } else {
- MOVA (aopGet (leftOp, offset, FALSE, FALSE));
- if (offset == 0)
- CLRC;
- emitcode ("subb", "a,%s",
- aopGet(rightOp, offset, FALSE, TRUE));
- }
-
- aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ {
+ if (aopGetUsesAcc(rightOp, offset)) {
+ wassertl(!aopGetUsesAcc(leftOp, offset), "accumulator clash");
+ MOVA (aopGet(rightOp, offset, FALSE, TRUE));
+ if (offset == 0) {
+ emitcode( "setb", "c");
+ }
+ emitcode("subb", "a,%s", aopGet(leftOp, offset, FALSE, TRUE));
+ emitcode("cpl", "a");
+ } else {
+ MOVA (aopGet (leftOp, offset, FALSE, FALSE));
+ if (offset == 0)
+ CLRC;
+ emitcode ("subb", "a,%s",
+ aopGet(rightOp, offset, FALSE, TRUE));
+ }
+
+ aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
}
/*-----------------------------------------------------------------*/
static void
genMultbits (operand * left,
- operand * right,
- operand * result)
+ operand * right,
+ operand * result)
{
D(emitcode ("; genMultbits",""));
/*-----------------------------------------------------------------*/
static void
genMultOneByte (operand * left,
- operand * right,
- operand * result)
+ operand * right,
+ operand * result)
{
symbol *lbl;
int size = AOP_SIZE (result);
{
/* this should never happen */
fprintf (stderr, "size!=1||2 (%d) in %s at line:%d \n",
- AOP_SIZE(result), __FILE__, lineno);
+ AOP_SIZE(result), __FILE__, lineno);
exit (1);
}
rUnsigned = SPEC_USIGN (getSpec (operandType (right)));
if (size == 1 /* no, this is not a bug; with a 1 byte result there's
- no need to take care about the signedness! */
+ no need to take care about the signedness! */
|| (lUnsigned && rUnsigned))
{
/* just an unsigned 8 * 8 = 8 multiply
if (runtimeSign)
{
if (compiletimeSign)
- emitcode ("setb", "F0"); /* set sign flag */
+ emitcode ("setb", "F0"); /* set sign flag */
else
- emitcode ("clr", "F0"); /* reset sign flag */
+ emitcode ("clr", "F0"); /* reset sign flag */
}
/* save the signs of the operands */
emitcode ("mov", "b,%s", aopGet (AOP (right), 0, FALSE, FALSE));
else
{
- MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
- lbl = newiTempLabel (NULL);
- emitcode ("jnb", "acc.7,%05d$", (lbl->key + 100));
- emitcode ("cpl", "F0"); /* complement sign flag */
- emitcode ("cpl", "a"); /* 2's complement */
- emitcode ("inc", "a");
- emitcode ("", "%05d$:", (lbl->key + 100));
+ MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
+ lbl = newiTempLabel (NULL);
+ emitcode ("jnb", "acc.7,%05d$", (lbl->key + 100));
+ emitcode ("cpl", "F0"); /* complement sign flag */
+ emitcode ("cpl", "a"); /* 2's complement */
+ emitcode ("inc", "a");
+ emitcode ("", "%05d$:", (lbl->key + 100));
emitcode ("mov", "b,a");
- }
+ }
}
if (AOP_TYPE(left) == AOP_LIT)
/* should have been converted to function call */
fprintf (stderr, "left: %d right: %d\n", getSize(OP_SYMBOL(left)->type),
- getSize(OP_SYMBOL(right)->type));
+ getSize(OP_SYMBOL(right)->type));
assert (0);
release:
/*-----------------------------------------------------------------*/
static void
genDivbits (operand * left,
- operand * right,
- operand * result)
+ operand * right,
+ operand * result)
{
char *l;
/*-----------------------------------------------------------------*/
static void
genDivOneByte (operand * left,
- operand * right,
- operand * result)
+ operand * right,
+ operand * result)
{
bool lUnsigned, rUnsigned;
bool runtimeSign, compiletimeSign;
/* Why is it necessary that genDivOneByte() can return an int result?
Have a look at:
-
- volatile unsigned char uc;
- volatile signed char sc1, sc2;
- volatile int i;
-
- uc = 255;
- sc1 = -1;
- i = uc / sc1;
+
+ volatile unsigned char uc;
+ volatile signed char sc1, sc2;
+ volatile int i;
+
+ uc = 255;
+ sc1 = -1;
+ i = uc / sc1;
Or:
-
- sc1 = -128;
- sc2 = -1;
- i = sc1 / sc2;
+
+ sc1 = -128;
+ sc2 = -1;
+ i = sc1 / sc2;
In all cases a one byte result would overflow, the following cast to int
would return the wrong result.
-
+
Two possible solution:
- a) cast operands to int, if ((unsigned) / (signed)) or
- ((signed) / (signed))
- b) return an 16 bit signed int; this is what we're doing here!
+ a) cast operands to int, if ((unsigned) / (signed)) or
+ ((signed) / (signed))
+ b) return an 16 bit signed int; this is what we're doing here!
*/
-
+
size = AOP_SIZE (result) - 1;
offset = 1;
lUnsigned = SPEC_USIGN (getSpec (operandType (left)));
emitcode ("div", "ab");
aopPut (AOP (result), "a", 0, isOperandVolatile (result, FALSE));
while (size--)
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
return;
}
-
+
/* signed is a little bit more difficult */
/* now sign adjust for both left & right */
if (runtimeSign)
{
if (compiletimeSign)
- emitcode ("setb", "F0"); /* set sign flag */
+ emitcode ("setb", "F0"); /* set sign flag */
else
- emitcode ("clr", "F0"); /* reset sign flag */
+ emitcode ("clr", "F0"); /* reset sign flag */
}
/* save the signs of the operands */
emitcode ("mov", "b,%s", aopGet (AOP (right), 0, FALSE, FALSE));
else
{
- MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
- lbl = newiTempLabel (NULL);
- emitcode ("jnb", "acc.7,%05d$", (lbl->key + 100));
- emitcode ("cpl", "F0"); /* complement sign flag */
- emitcode ("cpl", "a"); /* 2's complement */
- emitcode ("inc", "a");
- emitcode ("", "%05d$:", (lbl->key + 100));
+ MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
+ lbl = newiTempLabel (NULL);
+ emitcode ("jnb", "acc.7,%05d$", (lbl->key + 100));
+ emitcode ("cpl", "F0"); /* complement sign flag */
+ emitcode ("cpl", "a"); /* 2's complement */
+ emitcode ("inc", "a");
+ emitcode ("", "%05d$:", (lbl->key + 100));
emitcode ("mov", "b,a");
- }
+ }
}
if (AOP_TYPE(left) == AOP_LIT)
aopPut (AOP (result), "a", 0, isOperandVolatile (result, FALSE));
if (size > 0)
- {
- /* msb is 0x00 or 0xff depending on the sign */
- if (runtimeSign)
- {
- emitcode ("mov", "c,F0");
- emitcode ("subb", "a,acc");
- while (size--)
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- }
- else /* compiletimeSign */
- while (size--)
- aopPut (AOP (result), "#0xff", offset++, isOperandVolatile (result, FALSE));
- }
+ {
+ /* msb is 0x00 or 0xff depending on the sign */
+ if (runtimeSign)
+ {
+ emitcode ("mov", "c,F0");
+ emitcode ("subb", "a,acc");
+ while (size--)
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ }
+ else /* compiletimeSign */
+ while (size--)
+ aopPut (AOP (result), "#0xff", offset++, isOperandVolatile (result, FALSE));
+ }
}
else
{
aopPut (AOP (result), "a", 0, isOperandVolatile (result, FALSE));
while (size--)
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
}
}
/*-----------------------------------------------------------------*/
static void
genModbits (operand * left,
- operand * right,
- operand * result)
+ operand * right,
+ operand * result)
{
char *l;
/*-----------------------------------------------------------------*/
static void
genModOneByte (operand * left,
- operand * right,
- operand * result)
+ operand * right,
+ operand * result)
{
bool lUnsigned, rUnsigned;
bool runtimeSign, compiletimeSign;
offset = 1;
lUnsigned = SPEC_USIGN (getSpec (operandType (left)));
rUnsigned = SPEC_USIGN (getSpec (operandType (right)));
-
+
/* signed or unsigned */
if (lUnsigned && rUnsigned)
{
emitcode ("div", "ab");
aopPut (AOP (result), "b", 0, isOperandVolatile (result, FALSE));
while (size--)
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
return;
}
emitcode ("mov", "b,%s", aopGet (AOP (right), 0, FALSE, FALSE));
else
{
- MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
- lbl = newiTempLabel (NULL);
- emitcode ("jnb", "acc.7,%05d$", (lbl->key + 100));
- emitcode ("cpl", "a"); /* 2's complement */
- emitcode ("inc", "a");
- emitcode ("", "%05d$:", (lbl->key + 100));
+ MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
+ lbl = newiTempLabel (NULL);
+ emitcode ("jnb", "acc.7,%05d$", (lbl->key + 100));
+ emitcode ("cpl", "a"); /* 2's complement */
+ emitcode ("inc", "a");
+ emitcode ("", "%05d$:", (lbl->key + 100));
emitcode ("mov", "b,a");
- }
+ }
}
/* let's see what's needed: */
runtimeSign = FALSE;
/* negative sign from literals */
compiletimeSign = FALSE;
-
+
/* sign adjust left side */
if (AOP_TYPE(left) == AOP_LIT)
{
signed char val = (char) floatFromVal (AOP (left)->aopu.aop_lit);
if (!lUnsigned && val < 0)
- {
+ {
compiletimeSign = TRUE; /* set sign flag */
emitcode ("mov", "a,#0x%02x", -val);
}
/* now the modulus */
emitcode ("div", "ab");
-
+
if (runtimeSign || compiletimeSign)
{
emitcode ("mov", "a,b");
emitcode ("cpl", "a"); /* 2's complement */
emitcode ("inc", "a");
emitcode ("", "%05d$:", (lbl->key + 100));
-
+
aopPut (AOP (result), "a", 0, isOperandVolatile (result, FALSE));
if (size > 0)
- {
- /* msb is 0x00 or 0xff depending on the sign */
- if (runtimeSign)
- {
- emitcode ("mov", "c,F0");
- emitcode ("subb", "a,acc");
- while (size--)
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- }
- else /* compiletimeSign */
- while (size--)
- aopPut (AOP (result), "#0xff", offset++, isOperandVolatile (result, FALSE));
- }
+ {
+ /* msb is 0x00 or 0xff depending on the sign */
+ if (runtimeSign)
+ {
+ emitcode ("mov", "c,F0");
+ emitcode ("subb", "a,acc");
+ while (size--)
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ }
+ else /* compiletimeSign */
+ while (size--)
+ aopPut (AOP (result), "#0xff", offset++, isOperandVolatile (result, FALSE));
+ }
}
else
{
aopPut (AOP (result), "b", 0, isOperandVolatile (result, FALSE));
while (size--)
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
}
}
{
jlbl = IC_TRUE (ic);
inst = ((strcmp (jval, "a") == 0 ? "jz" :
- (strcmp (jval, "c") == 0 ? "jnc" : "jnb")));
+ (strcmp (jval, "c") == 0 ? "jnc" : "jnb")));
}
else
{
/* false label is present */
jlbl = IC_FALSE (ic);
inst = ((strcmp (jval, "a") == 0 ? "jnz" :
- (strcmp (jval, "c") == 0 ? "jc" : "jb")));
+ (strcmp (jval, "c") == 0 ? "jc" : "jb")));
}
if (strcmp (inst, "jb") == 0 || strcmp (inst, "jnb") == 0)
emitcode (inst, "%s,%05d$", jval, (tlbl->key + 100));
/*-----------------------------------------------------------------*/
static void
genCmp (operand * left, operand * right,
- operand * result, iCode * ifx, int sign, iCode *ic)
+ operand * result, iCode * ifx, int sign, iCode *ic)
{
int size, offset = 0;
unsigned long lit = 0L;
/* if unsigned char cmp with lit, do cjne left,#right,zz */
if ((size == 1) && !sign &&
- (AOP_TYPE (right) == AOP_LIT && AOP_TYPE (left) != AOP_DIR))
- {
- symbol *lbl = newiTempLabel (NULL);
- emitcode ("cjne", "%s,%s,%05d$",
- aopGet (AOP (left), offset, FALSE, FALSE),
- aopGet (AOP (right), offset, FALSE, FALSE),
- lbl->key + 100);
- emitcode ("", "%05d$:", lbl->key + 100);
- }
+ (AOP_TYPE (right) == AOP_LIT && AOP_TYPE (left) != AOP_DIR))
+ {
+ symbol *lbl = newiTempLabel (NULL);
+ emitcode ("cjne", "%s,%s,%05d$",
+ aopGet (AOP (left), offset, FALSE, FALSE),
+ aopGet (AOP (right), offset, FALSE, FALSE),
+ lbl->key + 100);
+ emitcode ("", "%05d$:", lbl->key + 100);
+ }
else
- {
- if (AOP_TYPE (right) == AOP_LIT)
- {
- lit = (unsigned long) floatFromVal (AOP (right)->aopu.aop_lit);
- /* optimize if(x < 0) or if(x >= 0) */
- if (lit == 0L)
- {
- if (!sign)
- {
- CLRC;
- }
- else
- {
- MOVA (aopGet (AOP (left), AOP_SIZE (left) - 1, FALSE, FALSE));
- if (!(AOP_TYPE (result) == AOP_CRY && AOP_SIZE (result)) && ifx)
- {
- genIfxJump (ifx, "acc.7", left, right, result);
- freeAsmop (right, NULL, ic, TRUE);
- freeAsmop (left, NULL, ic, TRUE);
-
- return;
- }
- else
- emitcode ("rlc", "a");
- }
- goto release;
- }
- }
- CLRC;
- while (size--)
- {
- rightInB = aopGetUsesAcc(AOP (right), offset);
- if (rightInB)
- emitcode ("mov", "b,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
- if (sign && size == 0)
- {
- emitcode ("xrl", "a,#0x80");
- if (AOP_TYPE (right) == AOP_LIT)
- {
- unsigned long lit = (unsigned long)
- floatFromVal (AOP (right)->aopu.aop_lit);
- emitcode ("subb", "a,#0x%02x",
- 0x80 ^ (unsigned int) ((lit >> (offset * 8)) & 0x0FFL));
- }
- else
- {
- if (!rightInB)
- emitcode ("mov", "b,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("xrl", "b,#0x80");
- emitcode ("subb", "a,b");
- }
- }
- else
- {
- if (rightInB)
- emitcode ("subb", "a,b");
- else
- emitcode ("subb", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- }
- offset++;
- }
- }
+ {
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ lit = (unsigned long) floatFromVal (AOP (right)->aopu.aop_lit);
+ /* optimize if(x < 0) or if(x >= 0) */
+ if (lit == 0L)
+ {
+ if (!sign)
+ {
+ CLRC;
+ }
+ else
+ {
+ MOVA (aopGet (AOP (left), AOP_SIZE (left) - 1, FALSE, FALSE));
+ if (!(AOP_TYPE (result) == AOP_CRY && AOP_SIZE (result)) && ifx)
+ {
+ genIfxJump (ifx, "acc.7", left, right, result);
+ freeAsmop (right, NULL, ic, TRUE);
+ freeAsmop (left, NULL, ic, TRUE);
+
+ return;
+ }
+ else
+ emitcode ("rlc", "a");
+ }
+ goto release;
+ }
+ }
+ CLRC;
+ while (size--)
+ {
+ rightInB = aopGetUsesAcc(AOP (right), offset);
+ if (rightInB)
+ emitcode ("mov", "b,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ if (sign && size == 0)
+ {
+ emitcode ("xrl", "a,#0x80");
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ unsigned long lit = (unsigned long)
+ floatFromVal (AOP (right)->aopu.aop_lit);
+ emitcode ("subb", "a,#0x%02x",
+ 0x80 ^ (unsigned int) ((lit >> (offset * 8)) & 0x0FFL));
+ }
+ else
+ {
+ if (!rightInB)
+ emitcode ("mov", "b,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("xrl", "b,#0x80");
+ emitcode ("subb", "a,b");
+ }
+ }
+ else
+ {
+ if (rightInB)
+ emitcode ("subb", "a,b");
+ else
+ emitcode ("subb", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ }
+ offset++;
+ }
+ }
}
release:
ifx conditional branch then generate
code a little differently */
if (ifx)
- genIfxJump (ifx, "c", NULL, NULL, result);
+ genIfxJump (ifx, "c", NULL, NULL, result);
else
- outBitC (result);
+ outBitC (result);
/* leave the result in acc */
}
}
AOP_TYPE (left) != AOP_IMMD)
{
while (size--)
- {
- emitcode ("cjne", "%s,%s,%05d$",
- aopGet (AOP (left), offset, FALSE, FALSE),
- aopGet (AOP (right), offset, FALSE, FALSE),
- lbl->key + 100);
- offset++;
- }
+ {
+ emitcode ("cjne", "%s,%s,%05d$",
+ aopGet (AOP (left), offset, FALSE, FALSE),
+ aopGet (AOP (right), offset, FALSE, FALSE),
+ lbl->key + 100);
+ offset++;
+ }
}
/* if the right side is in a register or in direct space or
if the left is a pointer register & right is not */
else if (AOP_TYPE (right) == AOP_REG ||
- AOP_TYPE (right) == AOP_DIR ||
- AOP_TYPE (right) == AOP_LIT ||
+ AOP_TYPE (right) == AOP_DIR ||
+ AOP_TYPE (right) == AOP_LIT ||
AOP_TYPE (right) == AOP_IMMD ||
- (AOP_TYPE (left) == AOP_DIR && AOP_TYPE (right) == AOP_LIT) ||
- (IS_AOP_PREG (left) && !IS_AOP_PREG (right)))
+ (AOP_TYPE (left) == AOP_DIR && AOP_TYPE (right) == AOP_LIT) ||
+ (IS_AOP_PREG (left) && !IS_AOP_PREG (right)))
{
while (size--)
- {
- MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
- if ((AOP_TYPE (left) == AOP_DIR && AOP_TYPE (right) == AOP_LIT) &&
- ((unsigned int) ((lit >> (offset * 8)) & 0x0FFL) == 0))
- emitcode ("jnz", "%05d$", lbl->key + 100);
- else
- emitcode ("cjne", "a,%s,%05d$",
- aopGet (AOP (right), offset, FALSE, TRUE),
- lbl->key + 100);
- offset++;
- }
+ {
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ if ((AOP_TYPE (left) == AOP_DIR && AOP_TYPE (right) == AOP_LIT) &&
+ ((unsigned int) ((lit >> (offset * 8)) & 0x0FFL) == 0))
+ emitcode ("jnz", "%05d$", lbl->key + 100);
+ else
+ emitcode ("cjne", "a,%s,%05d$",
+ aopGet (AOP (right), offset, FALSE, TRUE),
+ lbl->key + 100);
+ offset++;
+ }
}
else
{
/* right is a pointer reg need both a & b */
while (size--)
- {
- char *l = aopGet (AOP (left), offset, FALSE, FALSE);
- if (strcmp (l, "b"))
- emitcode ("mov", "b,%s", l);
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("cjne", "a,b,%05d$", lbl->key + 100);
- offset++;
- }
+ {
+ char *l = aopGet (AOP (left), offset, FALSE, FALSE);
+ if (strcmp (l, "b"))
+ emitcode ("mov", "b,%s", l);
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("cjne", "a,b,%05d$", lbl->key + 100);
+ offset++;
+ }
}
}
symbol *tlbl;
/* if they are both bit variables */
if (AOP_TYPE (left) == AOP_CRY &&
- ((AOP_TYPE (right) == AOP_CRY) || (AOP_TYPE (right) == AOP_LIT)))
- {
- if (AOP_TYPE (right) == AOP_LIT)
- {
- unsigned long lit = (unsigned long) floatFromVal (AOP (IC_RIGHT (ic))->aopu.aop_lit);
- if (lit == 0L)
- {
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- emitcode ("cpl", "c");
- }
- else if (lit == 1L)
- {
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- }
- else
- {
- emitcode ("clr", "c");
- }
- /* AOP_TYPE(right) == AOP_CRY */
- }
- else
- {
- symbol *lbl = newiTempLabel (NULL);
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- emitcode ("jb", "%s,%05d$", AOP (right)->aopu.aop_dir, (lbl->key + 100));
- emitcode ("cpl", "c");
- emitcode ("", "%05d$:", (lbl->key + 100));
- }
- /* if true label then we jump if condition
- supplied is true */
- tlbl = newiTempLabel (NULL);
- if (IC_TRUE (ifx))
- {
- emitcode ("jnc", "%05d$", tlbl->key + 100);
- freeForBranchAsmop (result);
- freeForBranchAsmop (right);
- freeForBranchAsmop (left);
- emitcode ("ljmp", "%05d$", IC_TRUE (ifx)->key + 100);
- }
- else
- {
- emitcode ("jc", "%05d$", tlbl->key + 100);
- freeForBranchAsmop (result);
- freeForBranchAsmop (right);
- freeForBranchAsmop (left);
- emitcode ("ljmp", "%05d$", IC_FALSE (ifx)->key + 100);
- }
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
+ ((AOP_TYPE (right) == AOP_CRY) || (AOP_TYPE (right) == AOP_LIT)))
+ {
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ unsigned long lit = (unsigned long) floatFromVal (AOP (IC_RIGHT (ic))->aopu.aop_lit);
+ if (lit == 0L)
+ {
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ emitcode ("cpl", "c");
+ }
+ else if (lit == 1L)
+ {
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ else
+ {
+ emitcode ("clr", "c");
+ }
+ /* AOP_TYPE(right) == AOP_CRY */
+ }
+ else
+ {
+ symbol *lbl = newiTempLabel (NULL);
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ emitcode ("jb", "%s,%05d$", AOP (right)->aopu.aop_dir, (lbl->key + 100));
+ emitcode ("cpl", "c");
+ emitcode ("", "%05d$:", (lbl->key + 100));
+ }
+ /* if true label then we jump if condition
+ supplied is true */
+ tlbl = newiTempLabel (NULL);
+ if (IC_TRUE (ifx))
+ {
+ emitcode ("jnc", "%05d$", tlbl->key + 100);
+ freeForBranchAsmop (result);
+ freeForBranchAsmop (right);
+ freeForBranchAsmop (left);
+ emitcode ("ljmp", "%05d$", IC_TRUE (ifx)->key + 100);
+ }
+ else
+ {
+ emitcode ("jc", "%05d$", tlbl->key + 100);
+ freeForBranchAsmop (result);
+ freeForBranchAsmop (right);
+ freeForBranchAsmop (left);
+ emitcode ("ljmp", "%05d$", IC_FALSE (ifx)->key + 100);
+ }
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
else
- {
- tlbl = newiTempLabel (NULL);
- gencjneshort (left, right, tlbl);
- if (IC_TRUE (ifx))
- {
- freeForBranchAsmop (result);
- freeForBranchAsmop (right);
- freeForBranchAsmop (left);
- emitcode ("ljmp", "%05d$", IC_TRUE (ifx)->key + 100);
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
- else
- {
- symbol *lbl = newiTempLabel (NULL);
- emitcode ("sjmp", "%05d$", lbl->key + 100);
- emitcode ("", "%05d$:", tlbl->key + 100);
- freeForBranchAsmop (result);
- freeForBranchAsmop (right);
- freeForBranchAsmop (left);
- emitcode ("ljmp", "%05d$", IC_FALSE (ifx)->key + 100);
- emitcode ("", "%05d$:", lbl->key + 100);
- }
- }
+ {
+ tlbl = newiTempLabel (NULL);
+ gencjneshort (left, right, tlbl);
+ if (IC_TRUE (ifx))
+ {
+ freeForBranchAsmop (result);
+ freeForBranchAsmop (right);
+ freeForBranchAsmop (left);
+ emitcode ("ljmp", "%05d$", IC_TRUE (ifx)->key + 100);
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
+ else
+ {
+ symbol *lbl = newiTempLabel (NULL);
+ emitcode ("sjmp", "%05d$", lbl->key + 100);
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ freeForBranchAsmop (result);
+ freeForBranchAsmop (right);
+ freeForBranchAsmop (left);
+ emitcode ("ljmp", "%05d$", IC_FALSE (ifx)->key + 100);
+ emitcode ("", "%05d$:", lbl->key + 100);
+ }
+ }
/* mark the icode as generated */
ifx->generated = 1;
goto release;
((AOP_TYPE (right) == AOP_CRY) || (AOP_TYPE (right) == AOP_LIT)))
{
if (AOP_TYPE (right) == AOP_LIT)
- {
- unsigned long lit = (unsigned long) floatFromVal (AOP (IC_RIGHT (ic))->aopu.aop_lit);
- if (lit == 0L)
- {
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- emitcode ("cpl", "c");
- }
- else if (lit == 1L)
- {
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- }
- else
- {
- emitcode ("clr", "c");
- }
- /* AOP_TYPE(right) == AOP_CRY */
- }
+ {
+ unsigned long lit = (unsigned long) floatFromVal (AOP (IC_RIGHT (ic))->aopu.aop_lit);
+ if (lit == 0L)
+ {
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ emitcode ("cpl", "c");
+ }
+ else if (lit == 1L)
+ {
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ else
+ {
+ emitcode ("clr", "c");
+ }
+ /* AOP_TYPE(right) == AOP_CRY */
+ }
else
- {
- symbol *lbl = newiTempLabel (NULL);
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- emitcode ("jb", "%s,%05d$", AOP (right)->aopu.aop_dir, (lbl->key + 100));
- emitcode ("cpl", "c");
- emitcode ("", "%05d$:", (lbl->key + 100));
- }
+ {
+ symbol *lbl = newiTempLabel (NULL);
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ emitcode ("jb", "%s,%05d$", AOP (right)->aopu.aop_dir, (lbl->key + 100));
+ emitcode ("cpl", "c");
+ emitcode ("", "%05d$:", (lbl->key + 100));
+ }
/* c = 1 if egal */
if (AOP_TYPE (result) == AOP_CRY && AOP_SIZE (result))
- {
- outBitC (result);
- goto release;
- }
+ {
+ outBitC (result);
+ goto release;
+ }
if (ifx)
- {
- genIfxJump (ifx, "c", left, right, result);
- goto release;
- }
+ {
+ genIfxJump (ifx, "c", left, right, result);
+ goto release;
+ }
/* if the result is used in an arithmetic operation
then put the result in place */
outBitC (result);
{
gencjne (left, right, newiTempLabel (NULL));
if (AOP_TYPE (result) == AOP_CRY && AOP_SIZE (result))
- {
- aopPut (AOP (result), "a", 0, isOperandVolatile (result, FALSE));
- goto release;
- }
+ {
+ aopPut (AOP (result), "a", 0, isOperandVolatile (result, FALSE));
+ goto release;
+ }
if (ifx)
- {
- genIfxJump (ifx, "a", left, right, result);
- goto release;
- }
+ {
+ genIfxJump (ifx, "a", left, right, result);
+ goto release;
+ }
/* if the result is used in an arithmetic operation
then put the result in place */
if (AOP_TYPE (result) != AOP_CRY)
- outAcc (result);
+ outAcc (result);
/* leave the result in acc */
}
while (lic) {
/* if operand of the form op = op + <sizeof *op> */
if (lic->op == '+' && isOperandEqual(IC_LEFT(lic),op) &&
- isOperandEqual(IC_RESULT(lic),op) &&
- isOperandLiteral(IC_RIGHT(lic)) &&
- operandLitValue(IC_RIGHT(lic)) == isize) {
+ isOperandEqual(IC_RESULT(lic),op) &&
+ isOperandLiteral(IC_RIGHT(lic)) &&
+ operandLitValue(IC_RIGHT(lic)) == isize) {
return lic;
}
/* if the operand used or deffed */
#ifdef DEBUG_TYPE
emitcode ("", "; Type res[%d] = l[%d]&r[%d]",
- AOP_TYPE (result),
- AOP_TYPE (left), AOP_TYPE (right));
+ AOP_TYPE (result),
+ AOP_TYPE (left), AOP_TYPE (right));
emitcode ("", "; Size res[%d] = l[%d]&r[%d]",
- AOP_SIZE (result),
- AOP_SIZE (left), AOP_SIZE (right));
+ AOP_SIZE (result),
+ AOP_SIZE (left), AOP_SIZE (right));
#endif
/* if left is a literal & right is not then exchange them */
left = tmp;
}
- /* if result = right then exchange them */
+ /* if result = right then exchange left and right */
if (sameRegs (AOP (result), AOP (right)))
{
operand *tmp = right;
{
// c = bit & literal;
if (AOP_TYPE (right) == AOP_LIT)
- {
- if (lit & 1)
- {
- if (size && sameRegs (AOP (result), AOP (left)))
- // no change
- goto release;
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- }
- else
- {
- // bit(result) = 0;
- if (size && (AOP_TYPE (result) == AOP_CRY))
- {
- emitcode ("clr", "%s", AOP (result)->aopu.aop_dir);
- goto release;
- }
- if ((AOP_TYPE (result) == AOP_CRY) && ifx)
- {
- jumpIfTrue (ifx);
- goto release;
- }
- emitcode ("clr", "c");
- }
- }
+ {
+ if (lit & 1)
+ {
+ if (size && sameRegs (AOP (result), AOP (left)))
+ // no change
+ goto release;
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ else
+ {
+ // bit(result) = 0;
+ if (size && (AOP_TYPE (result) == AOP_CRY))
+ {
+ emitcode ("clr", "%s", AOP (result)->aopu.aop_dir);
+ goto release;
+ }
+ if ((AOP_TYPE (result) == AOP_CRY) && ifx)
+ {
+ jumpIfTrue (ifx);
+ goto release;
+ }
+ emitcode ("clr", "c");
+ }
+ }
else
- {
- if (AOP_TYPE (right) == AOP_CRY)
- {
- // c = bit & bit;
- emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
- emitcode ("anl", "c,%s", AOP (left)->aopu.aop_dir);
- }
- else
- {
- // c = bit & val;
- MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
- // c = lsb
- emitcode ("rrc", "a");
- emitcode ("anl", "c,%s", AOP (left)->aopu.aop_dir);
- }
- }
+ {
+ if (AOP_TYPE (right) == AOP_CRY)
+ {
+ // c = bit & bit;
+ emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
+ emitcode ("anl", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ else
+ {
+ // c = bit & val;
+ MOVA (aopGet (AOP (right), 0, FALSE, FALSE));
+ // c = lsb
+ emitcode ("rrc", "a");
+ emitcode ("anl", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ }
// bit = c
// val = c
if (size)
- outBitC (result);
+ outBitC (result);
// if(bit & ...)
else if ((AOP_TYPE (result) == AOP_CRY) && ifx)
- genIfxJump (ifx, "c", left, right, result);
+ genIfxJump (ifx, "c", left, right, result);
goto release;
}
int posbit = isLiteralBit (lit);
/* left & 2^n */
if (posbit)
- {
- posbit--;
- MOVA (aopGet (AOP (left), posbit >> 3, FALSE, FALSE));
- // bit = left & 2^n
- if (size)
- emitcode ("mov", "c,acc.%d", posbit & 0x07);
- // if(left & 2^n)
- else
- {
- if (ifx)
- {
- sprintf (buffer, "acc.%d", posbit & 0x07);
- genIfxJump (ifx, buffer, left, right, result);
- }
- goto release;
- }
- }
+ {
+ posbit--;
+ MOVA (aopGet (AOP (left), posbit >> 3, FALSE, FALSE));
+ // bit = left & 2^n
+ if (size)
+ emitcode ("mov", "c,acc.%d", posbit & 0x07);
+ // if(left & 2^n)
+ else
+ {
+ if (ifx)
+ {
+ SNPRINTF (buffer, sizeof(buffer),
+ "acc.%d", posbit & 0x07);
+ genIfxJump (ifx, buffer, left, right, result);
+ }
+ else
+ {// what is this case? just found it in ds390/gen.c
+ emitcode ("anl","a,#!constbyte",1 << (posbit & 0x07));
+ }
+ goto release;
+ }
+ }
else
- {
- symbol *tlbl = newiTempLabel (NULL);
- int sizel = AOP_SIZE (left);
- if (size)
- emitcode ("setb", "c");
- while (sizel--)
- {
- if ((bytelit = ((lit >> (offset * 8)) & 0x0FFL)) != 0x0L)
- {
- MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
- // byte == 2^n ?
- if ((posbit = isLiteralBit (bytelit)) != 0)
- emitcode ("jb", "acc.%d,%05d$", (posbit - 1) & 0x07, tlbl->key + 100);
- else
- {
- if (bytelit != 0x0FFL)
- emitcode ("anl", "a,%s",
- aopGet (AOP (right), offset, FALSE, TRUE));
- emitcode ("jnz", "%05d$", tlbl->key + 100);
- }
- }
- offset++;
- }
- // bit = left & literal
- if (size)
- {
- emitcode ("clr", "c");
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
- // if(left & literal)
- else
- {
- if (ifx)
- jmpTrueOrFalse (ifx, tlbl, left, right, result);
+ {
+ symbol *tlbl = newiTempLabel (NULL);
+ int sizel = AOP_SIZE (left);
+ if (size)
+ emitcode ("setb", "c");
+ while (sizel--)
+ {
+ if ((bytelit = ((lit >> (offset * 8)) & 0x0FFL)) != 0x0L)
+ {
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ // byte == 2^n ?
+ if ((posbit = isLiteralBit (bytelit)) != 0)
+ emitcode ("jb", "acc.%d,%05d$", (posbit - 1) & 0x07, tlbl->key + 100);
+ else
+ {
+ if (bytelit != 0x0FFL)
+ emitcode ("anl", "a,%s",
+ aopGet (AOP (right), offset, FALSE, TRUE));
+ emitcode ("jnz", "%05d$", tlbl->key + 100);
+ }
+ }
+ offset++;
+ }
+ // bit = left & literal
+ if (size)
+ {
+ emitcode ("clr", "c");
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
+ // if(left & literal)
+ else
+ {
+ if (ifx)
+ jmpTrueOrFalse (ifx, tlbl, left, right, result);
else
- emitcode ("", "%05d$:", tlbl->key + 100);
- goto release;
- }
- }
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ goto release;
+ }
+ }
outBitC (result);
goto release;
}
if (sameRegs (AOP (result), AOP (left)))
{
for (; size--; offset++)
- {
- if (AOP_TYPE (right) == AOP_LIT)
- {
- if ((bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL)) == 0x0FF)
- continue;
- else if (bytelit == 0)
- {
- aopPut (AOP (result), zero, offset, isOperandVolatile (result, FALSE));
- }
- else if (IS_AOP_PREG (result))
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("anl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- emitcode ("anl", "%s,%s",
- aopGet (AOP (left), offset, FALSE, TRUE),
- aopGet (AOP (right), offset, FALSE, FALSE));
- }
- else
- {
- if (AOP_TYPE (left) == AOP_ACC)
- emitcode ("anl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- else
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- if (IS_AOP_PREG (result))
- {
- emitcode ("anl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
-
- }
- else
- emitcode ("anl", "%s,a",
- aopGet (AOP (left), offset, FALSE, TRUE));
- }
- }
- }
+ {
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL);
+ if (bytelit == 0x0FF)
+ {
+ /* dummy read of volatile operand */
+ if (isOperandVolatile (left, FALSE))
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ else
+ continue;
+ }
+ else if (bytelit == 0)
+ {
+ aopPut (AOP (result), zero, offset, isOperandVolatile (result, FALSE));
+ }
+ else if (IS_AOP_PREG (result))
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("anl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ emitcode ("anl", "%s,%s",
+ aopGet (AOP (left), offset, FALSE, TRUE),
+ aopGet (AOP (right), offset, FALSE, FALSE));
+ }
+ else
+ {
+ if (AOP_TYPE (left) == AOP_ACC)
+ emitcode ("anl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ else
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ if (IS_AOP_PREG (result))
+ {
+ emitcode ("anl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ emitcode ("anl", "%s,a",
+ aopGet (AOP (left), offset, FALSE, TRUE));
+ }
+ }
+ }
}
else
{
// left & result in different registers
if (AOP_TYPE (result) == AOP_CRY)
- {
- // result = bit
- // if(size), result in bit
- // if(!size && ifx), conditional oper: if(left & right)
- symbol *tlbl = newiTempLabel (NULL);
- int sizer = min (AOP_SIZE (left), AOP_SIZE (right));
- if (size)
- emitcode ("setb", "c");
- while (sizer--)
- {
- if (AOP_TYPE(right)==AOP_REG && AOP_TYPE(left)==AOP_ACC) {
- emitcode ("anl", "a,%s",
- aopGet (AOP (right), offset, FALSE, FALSE));
- } else {
- if (AOP_TYPE(left)==AOP_ACC) {
- emitcode("mov", "b,a");
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode("anl", "a,b");
- }else {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("anl", "a,%s",
- aopGet (AOP (left), offset, FALSE, FALSE));
- }
- }
- emitcode ("jnz", "%05d$", tlbl->key + 100);
- offset++;
- }
- if (size)
- {
- CLRC;
- emitcode ("", "%05d$:", tlbl->key + 100);
- outBitC (result);
- }
- else if (ifx)
- jmpTrueOrFalse (ifx, tlbl, left, right, result);
+ {
+ // result = bit
+ // if(size), result in bit
+ // if(!size && ifx), conditional oper: if(left & right)
+ symbol *tlbl = newiTempLabel (NULL);
+ int sizer = min (AOP_SIZE (left), AOP_SIZE (right));
+ if (size)
+ emitcode ("setb", "c");
+ while (sizer--)
+ {
+ if (AOP_TYPE(right)==AOP_REG && AOP_TYPE(left)==AOP_ACC) {
+ emitcode ("anl", "a,%s",
+ aopGet (AOP (right), offset, FALSE, FALSE));
+ } else {
+ if (AOP_TYPE(left)==AOP_ACC) {
+ emitcode("mov", "b,a");
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode("anl", "a,b");
+ }else {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("anl", "a,%s",
+ aopGet (AOP (left), offset, FALSE, FALSE));
+ }
+ }
+ emitcode ("jnz", "%05d$", tlbl->key + 100);
+ offset++;
+ }
+ if (size)
+ {
+ CLRC;
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ outBitC (result);
+ }
+ else if (ifx)
+ jmpTrueOrFalse (ifx, tlbl, left, right, result);
else
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
else
- {
- for (; (size--); offset++)
- {
- // normal case
- // result = left & right
- if (AOP_TYPE (right) == AOP_LIT)
- {
- if ((bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL)) == 0x0FF)
- {
- aopPut (AOP (result),
- aopGet (AOP (left), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
- continue;
- }
- else if (bytelit == 0)
- {
- /* dummy read of volatile operand */
- if (isOperandVolatile (left, FALSE))
- MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
- aopPut (AOP (result), zero, offset, isOperandVolatile (result, FALSE));
- continue;
- }
- }
- // faster than result <- left, anl result,right
- // and better if result is SFR
- if (AOP_TYPE (left) == AOP_ACC)
- emitcode ("anl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- else
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("anl", "a,%s",
- aopGet (AOP (left), offset, FALSE, FALSE));
- }
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- }
+ {
+ for (; (size--); offset++)
+ {
+ // normal case
+ // result = left & right
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL);
+ if (bytelit == 0x0FF)
+ {
+ aopPut (AOP (result),
+ aopGet (AOP (left), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
+ continue;
+ }
+ else if (bytelit == 0)
+ {
+ /* dummy read of volatile operand */
+ if (isOperandVolatile (left, FALSE))
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ aopPut (AOP (result), zero, offset, isOperandVolatile (result, FALSE));
+ continue;
+ }
+ }
+ // faster than result <- left, anl result,right
+ // and better if result is SFR
+ if (AOP_TYPE (left) == AOP_ACC)
+ emitcode ("anl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ else
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("anl", "a,%s",
+ aopGet (AOP (left), offset, FALSE, FALSE));
+ }
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ }
}
release:
operand *left, *right, *result;
int size, offset = 0;
unsigned long lit = 0L;
+ int bytelit = 0;
D(emitcode ("; genOr",""));
#ifdef DEBUG_TYPE
emitcode ("", "; Type res[%d] = l[%d]&r[%d]",
- AOP_TYPE (result),
- AOP_TYPE (left), AOP_TYPE (right));
+ AOP_TYPE (result),
+ AOP_TYPE (left), AOP_TYPE (right));
emitcode ("", "; Size res[%d] = l[%d]&r[%d]",
- AOP_SIZE (result),
- AOP_SIZE (left), AOP_SIZE (right));
+ AOP_SIZE (result),
+ AOP_SIZE (left), AOP_SIZE (right));
#endif
/* if left is a literal & right is not then exchange them */
if (AOP_TYPE (left) == AOP_CRY)
{
if (AOP_TYPE (right) == AOP_LIT)
- {
- // c = bit | literal;
- if (lit)
- {
- // lit != 0 => result = 1
- if (AOP_TYPE (result) == AOP_CRY)
- {
- if (size)
- emitcode ("setb", "%s", AOP (result)->aopu.aop_dir);
- else if (ifx)
- continueIfTrue (ifx);
- goto release;
- }
- emitcode ("setb", "c");
- }
- else
- {
- // lit == 0 => result = left
- if (size && sameRegs (AOP (result), AOP (left)))
- goto release;
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- }
- }
+ {
+ // c = bit | literal;
+ if (lit)
+ {
+ // lit != 0 => result = 1
+ if (AOP_TYPE (result) == AOP_CRY)
+ {
+ if (size)
+ emitcode ("setb", "%s", AOP (result)->aopu.aop_dir);
+ else if (ifx)
+ continueIfTrue (ifx);
+ goto release;
+ }
+ emitcode ("setb", "c");
+ }
+ else
+ {
+ // lit == 0 => result = left
+ if (size && sameRegs (AOP (result), AOP (left)))
+ goto release;
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ }
else
- {
- if (AOP_TYPE (right) == AOP_CRY)
- {
- // c = bit | bit;
- emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
- emitcode ("orl", "c,%s", AOP (left)->aopu.aop_dir);
- }
- else
- {
- // c = bit | val;
- symbol *tlbl = newiTempLabel (NULL);
- if (!((AOP_TYPE (result) == AOP_CRY) && ifx))
- emitcode ("setb", "c");
- emitcode ("jb", "%s,%05d$",
- AOP (left)->aopu.aop_dir, tlbl->key + 100);
- toBoolean (right);
- emitcode ("jnz", "%05d$", tlbl->key + 100);
- if ((AOP_TYPE (result) == AOP_CRY) && ifx)
- {
- jmpTrueOrFalse (ifx, tlbl, left, right, result);
- goto release;
- }
- else
- {
- CLRC;
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
- }
- }
+ {
+ if (AOP_TYPE (right) == AOP_CRY)
+ {
+ // c = bit | bit;
+ emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
+ emitcode ("orl", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ else
+ {
+ // c = bit | val;
+ symbol *tlbl = newiTempLabel (NULL);
+ if (!((AOP_TYPE (result) == AOP_CRY) && ifx))
+ emitcode ("setb", "c");
+ emitcode ("jb", "%s,%05d$",
+ AOP (left)->aopu.aop_dir, tlbl->key + 100);
+ toBoolean (right);
+ emitcode ("jnz", "%05d$", tlbl->key + 100);
+ if ((AOP_TYPE (result) == AOP_CRY) && ifx)
+ {
+ jmpTrueOrFalse (ifx, tlbl, left, right, result);
+ goto release;
+ }
+ else
+ {
+ CLRC;
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
+ }
+ }
// bit = c
// val = c
if (size)
- outBitC (result);
+ outBitC (result);
// if(bit | ...)
else if ((AOP_TYPE (result) == AOP_CRY) && ifx)
- genIfxJump (ifx, "c", left, right, result);
+ genIfxJump (ifx, "c", left, right, result);
goto release;
}
(AOP_TYPE (left) != AOP_CRY))
{
if (lit)
- {
- // result = 1
- if (size)
- emitcode ("setb", "%s", AOP (result)->aopu.aop_dir);
- else
- continueIfTrue (ifx);
- goto release;
- }
+ {
+ // result = 1
+ if (size)
+ emitcode ("setb", "%s", AOP (result)->aopu.aop_dir);
+ else
+ continueIfTrue (ifx);
+ goto release;
+ }
else
- {
- // lit = 0, result = boolean(left)
- if (size)
- emitcode ("setb", "c");
- toBoolean (right);
- if (size)
- {
- symbol *tlbl = newiTempLabel (NULL);
- emitcode ("jnz", "%05d$", tlbl->key + 100);
- CLRC;
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
- else
- {
- genIfxJump (ifx, "a", left, right, result);
- goto release;
- }
- }
+ {
+ // lit = 0, result = boolean(left)
+ if (size)
+ emitcode ("setb", "c");
+ toBoolean (right);
+ if (size)
+ {
+ symbol *tlbl = newiTempLabel (NULL);
+ emitcode ("jnz", "%05d$", tlbl->key + 100);
+ CLRC;
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
+ else
+ {
+ genIfxJump (ifx, "a", left, right, result);
+ goto release;
+ }
+ }
outBitC (result);
goto release;
}
if (sameRegs (AOP (result), AOP (left)))
{
for (; size--; offset++)
- {
- if (AOP_TYPE (right) == AOP_LIT)
- {
- if (((lit >> (offset * 8)) & 0x0FFL) == 0x00L)
- {
- /* dummy read of volatile operand */
- if (isOperandVolatile (left, FALSE))
- MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
- else
- continue;
- }
- else if (IS_AOP_PREG (left))
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("orl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- emitcode ("orl", "%s,%s",
- aopGet (AOP (left), offset, FALSE, TRUE),
- aopGet (AOP (right), offset, FALSE, FALSE));
- }
- else
- {
- if (AOP_TYPE (left) == AOP_ACC)
- emitcode ("orl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- else
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- if (IS_AOP_PREG (left))
- {
- emitcode ("orl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- emitcode ("orl", "%s,a",
- aopGet (AOP (left), offset, FALSE, TRUE));
- }
- }
- }
+ {
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL);
+ if (bytelit == 0)
+ {
+ /* dummy read of volatile operand */
+ if (isOperandVolatile (left, FALSE))
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ else
+ continue;
+ }
+ else if (bytelit == 0x0FF)
+ {
+ aopPut (AOP (result), "#0xFF", offset, isOperandVolatile (result, FALSE));
+ }
+ else if (IS_AOP_PREG (left))
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("orl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ {
+ emitcode ("orl", "%s,%s",
+ aopGet (AOP (left), offset, FALSE, TRUE),
+ aopGet (AOP (right), offset, FALSE, FALSE));
+ }
+ }
+ else
+ {
+ if (AOP_TYPE (left) == AOP_ACC)
+ emitcode ("orl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ else
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ if (IS_AOP_PREG (left))
+ {
+ emitcode ("orl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ {
+ emitcode ("orl", "%s,a",
+ aopGet (AOP (left), offset, FALSE, TRUE));
+ }
+ }
+ }
+ }
}
else
{
// left & result in different registers
if (AOP_TYPE (result) == AOP_CRY)
- {
- // result = bit
- // if(size), result in bit
- // if(!size && ifx), conditional oper: if(left | right)
- symbol *tlbl = newiTempLabel (NULL);
- int sizer = max (AOP_SIZE (left), AOP_SIZE (right));
- if (size)
- emitcode ("setb", "c");
- while (sizer--)
- {
- if (AOP_TYPE(right)==AOP_REG && AOP_TYPE(left)==AOP_ACC) {
- emitcode ("orl", "a,%s",
- aopGet (AOP (right), offset, FALSE, FALSE));
- } else {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("orl", "a,%s",
- aopGet (AOP (left), offset, FALSE, FALSE));
- }
- emitcode ("jnz", "%05d$", tlbl->key + 100);
- offset++;
- }
- if (size)
- {
- CLRC;
- emitcode ("", "%05d$:", tlbl->key + 100);
- outBitC (result);
- }
- else if (ifx)
- jmpTrueOrFalse (ifx, tlbl, left, right, result);
- else
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
+ {
+ // result = bit
+ // if(size), result in bit
+ // if(!size && ifx), conditional oper: if(left | right)
+ symbol *tlbl = newiTempLabel (NULL);
+ int sizer = max (AOP_SIZE (left), AOP_SIZE (right));
+ if (size)
+ emitcode ("setb", "c");
+ while (sizer--)
+ {
+ if (AOP_TYPE(right)==AOP_REG && AOP_TYPE(left)==AOP_ACC) {
+ emitcode ("orl", "a,%s",
+ aopGet (AOP (right), offset, FALSE, FALSE));
+ } else {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("orl", "a,%s",
+ aopGet (AOP (left), offset, FALSE, FALSE));
+ }
+ emitcode ("jnz", "%05d$", tlbl->key + 100);
+ offset++;
+ }
+ if (size)
+ {
+ CLRC;
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ outBitC (result);
+ }
+ else if (ifx)
+ jmpTrueOrFalse (ifx, tlbl, left, right, result);
+ else
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
else
- for (; (size--); offset++)
- {
- // normal case
- // result = left & right
- if (AOP_TYPE (right) == AOP_LIT)
- {
- if (((lit >> (offset * 8)) & 0x0FFL) == 0x00L)
- {
- aopPut (AOP (result),
- aopGet (AOP (left), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
- continue;
- }
- }
- // faster than result <- left, anl result,right
- // and better if result is SFR
- if (AOP_TYPE (left) == AOP_ACC)
- emitcode ("orl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- else
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("orl", "a,%s",
- aopGet (AOP (left), offset, FALSE, FALSE));
- }
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
+ {
+ for (; (size--); offset++)
+ {
+ // normal case
+ // result = left | right
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL);
+ if (bytelit == 0)
+ {
+ aopPut (AOP (result),
+ aopGet (AOP (left), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
+ continue;
+ }
+ else if (bytelit == 0x0FF)
+ {
+ /* dummy read of volatile operand */
+ if (isOperandVolatile (left, FALSE))
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ aopPut (AOP (result), "#0xFF", offset, isOperandVolatile (result, FALSE));
+ continue;
+ }
+ }
+ // faster than result <- left, anl result,right
+ // and better if result is SFR
+ if (AOP_TYPE (left) == AOP_ACC)
+ emitcode ("orl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ else
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("orl", "a,%s",
+ aopGet (AOP (left), offset, FALSE, FALSE));
+ }
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ }
}
release:
operand *left, *right, *result;
int size, offset = 0;
unsigned long lit = 0L;
+ int bytelit = 0;
D(emitcode ("; genXor",""));
#ifdef DEBUG_TYPE
emitcode ("", "; Type res[%d] = l[%d]&r[%d]",
- AOP_TYPE (result),
- AOP_TYPE (left), AOP_TYPE (right));
+ AOP_TYPE (result),
+ AOP_TYPE (left), AOP_TYPE (right));
emitcode ("", "; Size res[%d] = l[%d]&r[%d]",
- AOP_SIZE (result),
- AOP_SIZE (left), AOP_SIZE (right));
+ AOP_SIZE (result),
+ AOP_SIZE (left), AOP_SIZE (right));
#endif
/* if left is a literal & right is not ||
if (AOP_TYPE (left) == AOP_CRY)
{
if (AOP_TYPE (right) == AOP_LIT)
- {
- // c = bit & literal;
- if (lit >> 1)
- {
- // lit>>1 != 0 => result = 1
- if (AOP_TYPE (result) == AOP_CRY)
- {
- if (size)
- emitcode ("setb", "%s", AOP (result)->aopu.aop_dir);
- else if (ifx)
- continueIfTrue (ifx);
- goto release;
- }
- emitcode ("setb", "c");
- }
- else
- {
- // lit == (0 or 1)
- if (lit == 0)
- {
- // lit == 0, result = left
- if (size && sameRegs (AOP (result), AOP (left)))
- goto release;
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- }
- else
- {
- // lit == 1, result = not(left)
- if (size && sameRegs (AOP (result), AOP (left)))
- {
- emitcode ("cpl", "%s", AOP (result)->aopu.aop_dir);
- goto release;
- }
- else
- {
- emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
- emitcode ("cpl", "c");
- }
- }
- }
-
- }
+ {
+ // c = bit & literal;
+ if (lit >> 1)
+ {
+ // lit>>1 != 0 => result = 1
+ if (AOP_TYPE (result) == AOP_CRY)
+ {
+ if (size)
+ emitcode ("setb", "%s", AOP (result)->aopu.aop_dir);
+ else if (ifx)
+ continueIfTrue (ifx);
+ goto release;
+ }
+ emitcode ("setb", "c");
+ }
+ else
+ {
+ // lit == (0 or 1)
+ if (lit == 0)
+ {
+ // lit == 0, result = left
+ if (size && sameRegs (AOP (result), AOP (left)))
+ goto release;
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ }
+ else
+ {
+ // lit == 1, result = not(left)
+ if (size && sameRegs (AOP (result), AOP (left)))
+ {
+ emitcode ("cpl", "%s", AOP (result)->aopu.aop_dir);
+ goto release;
+ }
+ else
+ {
+ emitcode ("mov", "c,%s", AOP (left)->aopu.aop_dir);
+ emitcode ("cpl", "c");
+ }
+ }
+ }
+
+ }
else
- {
- // right != literal
- symbol *tlbl = newiTempLabel (NULL);
- if (AOP_TYPE (right) == AOP_CRY)
- {
- // c = bit ^ bit;
- emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
- }
- else
- {
- int sizer = AOP_SIZE (right);
- // c = bit ^ val
- // if val>>1 != 0, result = 1
- emitcode ("setb", "c");
- while (sizer)
- {
- MOVA (aopGet (AOP (right), sizer - 1, FALSE, FALSE));
- if (sizer == 1)
- // test the msb of the lsb
- emitcode ("anl", "a,#0xfe");
- emitcode ("jnz", "%05d$", tlbl->key + 100);
- sizer--;
- }
- // val = (0,1)
- emitcode ("rrc", "a");
- }
- emitcode ("jnb", "%s,%05d$", AOP (left)->aopu.aop_dir, (tlbl->key + 100));
- emitcode ("cpl", "c");
- emitcode ("", "%05d$:", (tlbl->key + 100));
- }
+ {
+ // right != literal
+ symbol *tlbl = newiTempLabel (NULL);
+ if (AOP_TYPE (right) == AOP_CRY)
+ {
+ // c = bit ^ bit;
+ emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
+ }
+ else
+ {
+ int sizer = AOP_SIZE (right);
+ // c = bit ^ val
+ // if val>>1 != 0, result = 1
+ emitcode ("setb", "c");
+ while (sizer)
+ {
+ MOVA (aopGet (AOP (right), sizer - 1, FALSE, FALSE));
+ if (sizer == 1)
+ // test the msb of the lsb
+ emitcode ("anl", "a,#0xfe");
+ emitcode ("jnz", "%05d$", tlbl->key + 100);
+ sizer--;
+ }
+ // val = (0,1)
+ emitcode ("rrc", "a");
+ }
+ emitcode ("jnb", "%s,%05d$", AOP (left)->aopu.aop_dir, (tlbl->key + 100));
+ emitcode ("cpl", "c");
+ emitcode ("", "%05d$:", (tlbl->key + 100));
+ }
// bit = c
// val = c
if (size)
- outBitC (result);
+ outBitC (result);
// if(bit | ...)
else if ((AOP_TYPE (result) == AOP_CRY) && ifx)
- genIfxJump (ifx, "c", left, right, result);
+ genIfxJump (ifx, "c", left, right, result);
goto release;
}
+ /* if left is same as result */
if (sameRegs (AOP (result), AOP (left)))
{
- /* if left is same as result */
for (; size--; offset++)
- {
- if (AOP_TYPE (right) == AOP_LIT)
- {
- if (((lit >> (offset * 8)) & 0x0FFL) == 0x00L)
- continue;
- else if (IS_AOP_PREG (left))
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("xrl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- emitcode ("xrl", "%s,%s",
- aopGet (AOP (left), offset, FALSE, TRUE),
- aopGet (AOP (right), offset, FALSE, FALSE));
- }
- else
- {
- if (AOP_TYPE (left) == AOP_ACC)
- emitcode ("xrl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- else
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- if (IS_AOP_PREG (left))
- {
- emitcode ("xrl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- emitcode ("xrl", "%s,a",
- aopGet (AOP (left), offset, FALSE, TRUE));
- }
- }
- }
+ {
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL);
+ if (bytelit == 0)
+ {
+ /* dummy read of volatile operand */
+ if (isOperandVolatile (left, FALSE))
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ else
+ continue;
+ }
+ else if (IS_AOP_PREG (left))
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("xrl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ {
+ emitcode ("xrl", "%s,%s",
+ aopGet (AOP (left), offset, FALSE, TRUE),
+ aopGet (AOP (right), offset, FALSE, FALSE));
+ }
+ }
+ else
+ {
+ if (AOP_TYPE (left) == AOP_ACC)
+ emitcode ("xrl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ else
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ if (IS_AOP_PREG (left))
+ {
+ emitcode ("xrl", "a,%s", aopGet (AOP (left), offset, FALSE, TRUE));
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ emitcode ("xrl", "%s,a",
+ aopGet (AOP (left), offset, FALSE, TRUE));
+ }
+ }
+ }
}
else
{
// left & result in different registers
if (AOP_TYPE (result) == AOP_CRY)
- {
- // result = bit
- // if(size), result in bit
- // if(!size && ifx), conditional oper: if(left ^ right)
- symbol *tlbl = newiTempLabel (NULL);
- int sizer = max (AOP_SIZE (left), AOP_SIZE (right));
- if (size)
- emitcode ("setb", "c");
- while (sizer--)
- {
- if ((AOP_TYPE (right) == AOP_LIT) &&
- (((lit >> (offset * 8)) & 0x0FFL) == 0x00L))
- {
- MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
- }
- else
- {
- if (AOP_TYPE(right)==AOP_REG && AOP_TYPE(left)==AOP_ACC) {
- emitcode ("xrl", "a,%s",
- aopGet (AOP (right), offset, FALSE, FALSE));
- } else {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("xrl", "a,%s",
- aopGet (AOP (left), offset, FALSE, FALSE));
- }
- }
- emitcode ("jnz", "%05d$", tlbl->key + 100);
- offset++;
- }
- if (size)
- {
- CLRC;
- emitcode ("", "%05d$:", tlbl->key + 100);
- outBitC (result);
- }
- else if (ifx)
- jmpTrueOrFalse (ifx, tlbl, left, right, result);
- }
+ {
+ // result = bit
+ // if(size), result in bit
+ // if(!size && ifx), conditional oper: if(left ^ right)
+ symbol *tlbl = newiTempLabel (NULL);
+ int sizer = max (AOP_SIZE (left), AOP_SIZE (right));
+ if (size)
+ emitcode ("setb", "c");
+ while (sizer--)
+ {
+ if ((AOP_TYPE (right) == AOP_LIT) &&
+ (((lit >> (offset * 8)) & 0x0FFL) == 0x00L))
+ {
+ MOVA (aopGet (AOP (left), offset, FALSE, FALSE));
+ }
+ else
+ {
+ if (AOP_TYPE(right)==AOP_REG && AOP_TYPE(left)==AOP_ACC) {
+ emitcode ("xrl", "a,%s",
+ aopGet (AOP (right), offset, FALSE, FALSE));
+ } else {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("xrl", "a,%s",
+ aopGet (AOP (left), offset, FALSE, FALSE));
+ }
+ }
+ emitcode ("jnz", "%05d$", tlbl->key + 100);
+ offset++;
+ }
+ if (size)
+ {
+ CLRC;
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ outBitC (result);
+ }
+ else if (ifx)
+ jmpTrueOrFalse (ifx, tlbl, left, right, result);
+ }
else
- for (; (size--); offset++)
- {
- // normal case
- // result = left & right
- if (AOP_TYPE (right) == AOP_LIT)
- {
- if (((lit >> (offset * 8)) & 0x0FFL) == 0x00L)
- {
- aopPut (AOP (result),
- aopGet (AOP (left), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
- continue;
- }
- }
- // faster than result <- left, anl result,right
- // and better if result is SFR
- if (AOP_TYPE (left) == AOP_ACC)
- emitcode ("xrl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
- else
- {
- MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
- emitcode ("xrl", "a,%s",
- aopGet (AOP (left), offset, FALSE, TRUE));
- }
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
+ {
+ for (; (size--); offset++)
+ {
+ // normal case
+ // result = left & right
+ if (AOP_TYPE (right) == AOP_LIT)
+ {
+ bytelit = (int) ((lit >> (offset * 8)) & 0x0FFL);
+ if (bytelit == 0)
+ {
+ aopPut (AOP (result),
+ aopGet (AOP (left), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
+ continue;
+ }
+ }
+ // faster than result <- left, anl result,right
+ // and better if result is SFR
+ if (AOP_TYPE (left) == AOP_ACC)
+ emitcode ("xrl", "a,%s", aopGet (AOP (right), offset, FALSE, FALSE));
+ else
+ {
+ MOVA (aopGet (AOP (right), offset, FALSE, FALSE));
+ emitcode ("xrl", "a,%s",
+ aopGet (AOP (left), offset, FALSE, TRUE));
+ }
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ }
}
release:
while (*bp)
{
if (*bp == '\n')
- {
- *bp++ = '\0';
- emitcode (bp1, "");
- bp1 = bp;
- }
+ {
+ *bp++ = '\0';
+ emitcode (bp1, "");
+ bp1 = bp;
+ }
else
- {
- if (*bp == ':')
- {
- bp++;
- *bp = '\0';
- bp++;
- emitcode (bp1, "");
- bp1 = bp;
- }
- else
- bp++;
- }
+ {
+ if (*bp == ':')
+ {
+ bp++;
+ *bp = '\0';
+ bp++;
+ emitcode (bp1, "");
+ bp1 = bp;
+ }
+ else
+ bp++;
+ }
}
if (bp1 != bp)
emitcode (bp1, "");
MOVA (l);
emitcode ("rrc", "a");
if (AOP_SIZE (result) > 1)
- aopPut (AOP (result), "a", offset--, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), "a", offset--, isOperandVolatile (result, FALSE));
}
/* now we need to put the carry into the
highest order byte of the result */
l = aopGet (AOP (left), offset, FALSE, FALSE);
MOVA (l);
if (size == 0) { /* special case for 1 byte */
- emitcode("rl","a");
- goto release;
+ emitcode("rl","a");
+ goto release;
}
emitcode ("add", "a,acc");
if (AOP_SIZE (result) > 1)
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
while (size--)
- {
- l = aopGet (AOP (left), offset, FALSE, FALSE);
- MOVA (l);
- emitcode ("rlc", "a");
- if (AOP_SIZE (result) > 1)
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- }
+ {
+ l = aopGet (AOP (left), offset, FALSE, FALSE);
+ MOVA (l);
+ emitcode ("rlc", "a");
+ if (AOP_SIZE (result) > 1)
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ }
}
/* now we need to put the carry into the
highest order byte of the result */
break;
case 2: /* swap bytes in word */
if (AOP_TYPE(left) == AOP_REG && sameRegs(AOP(left), AOP(result)))
- {
- MOVA (aopGet (AOP (left), 0, FALSE, FALSE));
- aopPut (AOP (result), aopGet (AOP (left), 1, FALSE, FALSE),
- 0, isOperandVolatile (result, FALSE));
- aopPut (AOP (result), "a", 1, isOperandVolatile (result, FALSE));
- }
+ {
+ MOVA (aopGet (AOP (left), 0, FALSE, FALSE));
+ aopPut (AOP (result), aopGet (AOP (left), 1, FALSE, FALSE),
+ 0, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), "a", 1, isOperandVolatile (result, FALSE));
+ }
else if (operandsEqu (left, result))
- {
+ {
char * reg = "a";
- MOVA (aopGet (AOP (left), 0, FALSE, FALSE));
- if (aopGetUsesAcc(AOP (left), 1) || aopGetUsesAcc(AOP (result), 0))
- {
- emitcode ("mov", "b,a");
+ MOVA (aopGet (AOP (left), 0, FALSE, FALSE));
+ if (aopGetUsesAcc(AOP (left), 1) || aopGetUsesAcc(AOP (result), 0))
+ {
+ emitcode ("mov", "b,a");
reg = "b";
}
- aopPut (AOP (result), aopGet (AOP (left), 1, FALSE, FALSE),
- 0, isOperandVolatile (result, FALSE));
- aopPut (AOP (result), reg, 1, isOperandVolatile (result, FALSE));
- }
+ aopPut (AOP (result), aopGet (AOP (left), 1, FALSE, FALSE),
+ 0, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), reg, 1, isOperandVolatile (result, FALSE));
+ }
else
- {
- aopPut (AOP (result), aopGet (AOP (left), 1, FALSE, FALSE),
- 0, isOperandVolatile (result, FALSE));
- aopPut (AOP (result), aopGet (AOP (left), 0, FALSE, FALSE),
- 1, isOperandVolatile (result, FALSE));
- }
+ {
+ aopPut (AOP (result), aopGet (AOP (left), 1, FALSE, FALSE),
+ 0, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), aopGet (AOP (left), 0, FALSE, FALSE),
+ 1, isOperandVolatile (result, FALSE));
+ }
break;
default:
wassertl(FALSE, "unsupported SWAP operand size");
static void
AccRol (int shCount)
{
- shCount &= 0x0007; // shCount : 0..7
+ shCount &= 0x0007; // shCount : 0..7
switch (shCount)
{
if (shCount != 0)
{
if (shCount == 1)
- emitcode ("add", "a,acc");
+ emitcode ("add", "a,acc");
else if (shCount == 2)
- {
- emitcode ("add", "a,acc");
- emitcode ("add", "a,acc");
- }
+ {
+ emitcode ("add", "a,acc");
+ emitcode ("add", "a,acc");
+ }
else
- {
- /* rotate left accumulator */
- AccRol (shCount);
- /* and kill the lower order bits */
- emitcode ("anl", "a,#0x%02x", SLMask[shCount]);
- }
+ {
+ /* rotate left accumulator */
+ AccRol (shCount);
+ /* and kill the lower order bits */
+ emitcode ("anl", "a,#0x%02x", SLMask[shCount]);
+ }
}
}
if (shCount != 0)
{
if (shCount == 1)
- {
- CLRC;
- emitcode ("rrc", "a");
- }
+ {
+ CLRC;
+ emitcode ("rrc", "a");
+ }
else
- {
- /* rotate right accumulator */
- AccRol (8 - shCount);
- /* and kill the higher order bits */
- emitcode ("anl", "a,#0x%02x", SRMask[shCount]);
- }
+ {
+ /* rotate right accumulator */
+ AccRol (8 - shCount);
+ /* and kill the higher order bits */
+ emitcode ("anl", "a,#0x%02x", SRMask[shCount]);
+ }
}
}
if (shCount != 0)
{
if (shCount == 1)
- {
- emitcode ("mov", "c,acc.7");
- emitcode ("rrc", "a");
- }
+ {
+ emitcode ("mov", "c,acc.7");
+ emitcode ("rrc", "a");
+ }
else if (shCount == 2)
- {
- emitcode ("mov", "c,acc.7");
- emitcode ("rrc", "a");
- emitcode ("mov", "c,acc.7");
- emitcode ("rrc", "a");
- }
+ {
+ emitcode ("mov", "c,acc.7");
+ emitcode ("rrc", "a");
+ emitcode ("mov", "c,acc.7");
+ emitcode ("rrc", "a");
+ }
else
- {
- tlbl = newiTempLabel (NULL);
- /* rotate right accumulator */
- AccRol (8 - shCount);
- /* and kill the higher order bits */
- emitcode ("anl", "a,#0x%02x", SRMask[shCount]);
- emitcode ("jnb", "acc.%d,%05d$", 7 - shCount, tlbl->key + 100);
- emitcode ("orl", "a,#0x%02x",
- (unsigned char) ~SRMask[shCount]);
- emitcode ("", "%05d$:", tlbl->key + 100);
- }
+ {
+ tlbl = newiTempLabel (NULL);
+ /* rotate right accumulator */
+ AccRol (8 - shCount);
+ /* and kill the higher order bits */
+ emitcode ("anl", "a,#0x%02x", SRMask[shCount]);
+ emitcode ("jnb", "acc.%d,%05d$", 7 - shCount, tlbl->key + 100);
+ emitcode ("orl", "a,#0x%02x",
+ (unsigned char) ~SRMask[shCount]);
+ emitcode ("", "%05d$:", tlbl->key + 100);
+ }
}
}
/*-----------------------------------------------------------------*/
static void
shiftR1Left2Result (operand * left, int offl,
- operand * result, int offr,
- int shCount, int sign)
+ operand * result, int offr,
+ int shCount, int sign)
{
MOVA (aopGet (AOP (left), offl, FALSE, FALSE));
/* shift right accumulator */
/*-----------------------------------------------------------------*/
static void
shiftL1Left2Result (operand * left, int offl,
- operand * result, int offr, int shCount)
+ operand * result, int offr, int shCount)
{
char *l;
l = aopGet (AOP (left), offl, FALSE, FALSE);
/*-----------------------------------------------------------------*/
static void
movLeft2Result (operand * left, int offl,
- operand * result, int offr, int sign)
+ operand * result, int offr, int sign)
{
char *l;
if (!sameRegs (AOP (left), AOP (result)) || (offl != offr))
l = aopGet (AOP (left), offl, FALSE, FALSE);
if (*l == '@' && (IS_AOP_PREG (result)))
- {
- emitcode ("mov", "a,%s", l);
- aopPut (AOP (result), "a", offr, isOperandVolatile (result, FALSE));
- }
+ {
+ emitcode ("mov", "a,%s", l);
+ aopPut (AOP (result), "a", offr, isOperandVolatile (result, FALSE));
+ }
else
- {
- if (!sign)
- aopPut (AOP (result), l, offr, isOperandVolatile (result, FALSE));
- else
- {
- /* MSB sign in acc.7 ! */
- if (getDataSize (left) == offl + 1)
- {
- emitcode ("mov", "a,%s", l);
- aopPut (AOP (result), "a", offr, isOperandVolatile (result, FALSE));
- }
- }
- }
+ {
+ if (!sign)
+ aopPut (AOP (result), l, offr, isOperandVolatile (result, FALSE));
+ else
+ {
+ /* MSB sign in acc.7 ! */
+ if (getDataSize (left) == offl + 1)
+ {
+ emitcode ("mov", "a,%s", l);
+ aopPut (AOP (result), "a", offr, isOperandVolatile (result, FALSE));
+ }
+ }
+ }
}
}
break;
case 3:
case 4:
- case 5: // AAAAABBB:CCCCCDDD
+ case 5: // AAAAABBB:CCCCCDDD
- AccRol (shCount); // BBBAAAAA:CCCCCDDD
+ AccRol (shCount); // BBBAAAAA:CCCCCDDD
emitcode ("anl", "a,#0x%02x",
- SLMask[shCount]); // BBB00000:CCCCCDDD
+ SLMask[shCount]); // BBB00000:CCCCCDDD
- emitcode ("xch", "a,%s", x); // CCCCCDDD:BBB00000
+ emitcode ("xch", "a,%s", x); // CCCCCDDD:BBB00000
- AccRol (shCount); // DDDCCCCC:BBB00000
+ AccRol (shCount); // DDDCCCCC:BBB00000
- emitcode ("xch", "a,%s", x); // BBB00000:DDDCCCCC
+ emitcode ("xch", "a,%s", x); // BBB00000:DDDCCCCC
- emitcode ("xrl", "a,%s", x); // (BBB^DDD)CCCCC:DDDCCCCC
+ emitcode ("xrl", "a,%s", x); // (BBB^DDD)CCCCC:DDDCCCCC
- emitcode ("xch", "a,%s", x); // DDDCCCCC:(BBB^DDD)CCCCC
+ emitcode ("xch", "a,%s", x); // DDDCCCCC:(BBB^DDD)CCCCC
emitcode ("anl", "a,#0x%02x",
- SLMask[shCount]); // DDD00000:(BBB^DDD)CCCCC
+ SLMask[shCount]); // DDD00000:(BBB^DDD)CCCCC
- emitcode ("xch", "a,%s", x); // (BBB^DDD)CCCCC:DDD00000
+ emitcode ("xch", "a,%s", x); // (BBB^DDD)CCCCC:DDD00000
- emitcode ("xrl", "a,%s", x); // BBBCCCCC:DDD00000
+ emitcode ("xrl", "a,%s", x); // BBBCCCCC:DDD00000
break;
- case 6: // AAAAAABB:CCCCCCDD
+ case 6: // AAAAAABB:CCCCCCDD
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 000000BB:CCCCCCDD
- emitcode ("mov", "c,acc.0"); // c = B
- emitcode ("xch", "a,%s", x); // CCCCCCDD:000000BB
+ SRMask[shCount]); // 000000BB:CCCCCCDD
+ emitcode ("mov", "c,acc.0"); // c = B
+ emitcode ("xch", "a,%s", x); // CCCCCCDD:000000BB
#if 0 // REMOVE ME
- AccAXRrl1 (x); // BCCCCCCD:D000000B
- AccAXRrl1 (x); // BBCCCCCC:DD000000
+ AccAXRrl1 (x); // BCCCCCCD:D000000B
+ AccAXRrl1 (x); // BBCCCCCC:DD000000
#else
emitcode("rrc","a");
emitcode("xch","a,%s", x);
emitcode("xch","a,%s", x);
#endif
break;
- case 7: // a:x <<= 7
+ case 7: // a:x <<= 7
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 0000000B:CCCCCCCD
+ SRMask[shCount]); // 0000000B:CCCCCCCD
- emitcode ("mov", "c,acc.0"); // c = B
+ emitcode ("mov", "c,acc.0"); // c = B
- emitcode ("xch", "a,%s", x); // CCCCCCCD:0000000B
+ emitcode ("xch", "a,%s", x); // CCCCCCCD:0000000B
- AccAXRrl1 (x); // BCCCCCCC:D0000000
+ AccAXRrl1 (x); // BCCCCCCC:D0000000
break;
default:
break;
case 1:
CLRC;
- AccAXRrl1 (x); // 0->a:x
+ AccAXRrl1 (x); // 0->a:x
break;
case 2:
CLRC;
- AccAXRrl1 (x); // 0->a:x
+ AccAXRrl1 (x); // 0->a:x
CLRC;
- AccAXRrl1 (x); // 0->a:x
+ AccAXRrl1 (x); // 0->a:x
break;
case 3:
case 4:
- case 5: // AAAAABBB:CCCCCDDD = a:x
+ case 5: // AAAAABBB:CCCCCDDD = a:x
- AccRol (8 - shCount); // BBBAAAAA:DDDCCCCC
+ AccRol (8 - shCount); // BBBAAAAA:DDDCCCCC
- emitcode ("xch", "a,%s", x); // CCCCCDDD:BBBAAAAA
+ emitcode ("xch", "a,%s", x); // CCCCCDDD:BBBAAAAA
- AccRol (8 - shCount); // DDDCCCCC:BBBAAAAA
+ AccRol (8 - shCount); // DDDCCCCC:BBBAAAAA
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 000CCCCC:BBBAAAAA
+ SRMask[shCount]); // 000CCCCC:BBBAAAAA
- emitcode ("xrl", "a,%s", x); // BBB(CCCCC^AAAAA):BBBAAAAA
+ emitcode ("xrl", "a,%s", x); // BBB(CCCCC^AAAAA):BBBAAAAA
- emitcode ("xch", "a,%s", x); // BBBAAAAA:BBB(CCCCC^AAAAA)
+ emitcode ("xch", "a,%s", x); // BBBAAAAA:BBB(CCCCC^AAAAA)
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 000AAAAA:BBB(CCCCC^AAAAA)
+ SRMask[shCount]); // 000AAAAA:BBB(CCCCC^AAAAA)
- emitcode ("xch", "a,%s", x); // BBB(CCCCC^AAAAA):000AAAAA
+ emitcode ("xch", "a,%s", x); // BBB(CCCCC^AAAAA):000AAAAA
- emitcode ("xrl", "a,%s", x); // BBBCCCCC:000AAAAA
+ emitcode ("xrl", "a,%s", x); // BBBCCCCC:000AAAAA
- emitcode ("xch", "a,%s", x); // 000AAAAA:BBBCCCCC
+ emitcode ("xch", "a,%s", x); // 000AAAAA:BBBCCCCC
break;
- case 6: // AABBBBBB:CCDDDDDD
+ case 6: // AABBBBBB:CCDDDDDD
emitcode ("mov", "c,acc.7");
- AccAXLrl1 (x); // ABBBBBBC:CDDDDDDA
+ AccAXLrl1 (x); // ABBBBBBC:CDDDDDDA
emitcode ("mov", "c,acc.7");
- AccAXLrl1 (x); // BBBBBBCC:DDDDDDAA
+ AccAXLrl1 (x); // BBBBBBCC:DDDDDDAA
- emitcode ("xch", "a,%s", x); // DDDDDDAA:BBBBBBCC
+ emitcode ("xch", "a,%s", x); // DDDDDDAA:BBBBBBCC
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 000000AA:BBBBBBCC
+ SRMask[shCount]); // 000000AA:BBBBBBCC
break;
- case 7: // ABBBBBBB:CDDDDDDD
+ case 7: // ABBBBBBB:CDDDDDDD
- emitcode ("mov", "c,acc.7"); // c = A
+ emitcode ("mov", "c,acc.7"); // c = A
- AccAXLrl1 (x); // BBBBBBBC:DDDDDDDA
+ AccAXLrl1 (x); // BBBBBBBC:DDDDDDDA
- emitcode ("xch", "a,%s", x); // DDDDDDDA:BBBBBBCC
+ emitcode ("xch", "a,%s", x); // DDDDDDDA:BBBBBBCC
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 0000000A:BBBBBBBC
+ SRMask[shCount]); // 0000000A:BBBBBBBC
break;
default:
break;
case 1:
emitcode ("mov", "c,acc.7");
- AccAXRrl1 (x); // s->a:x
+ AccAXRrl1 (x); // s->a:x
break;
case 2:
emitcode ("mov", "c,acc.7");
- AccAXRrl1 (x); // s->a:x
+ AccAXRrl1 (x); // s->a:x
emitcode ("mov", "c,acc.7");
- AccAXRrl1 (x); // s->a:x
+ AccAXRrl1 (x); // s->a:x
break;
case 3:
case 4:
- case 5: // AAAAABBB:CCCCCDDD = a:x
+ case 5: // AAAAABBB:CCCCCDDD = a:x
tlbl = newiTempLabel (NULL);
- AccRol (8 - shCount); // BBBAAAAA:CCCCCDDD
+ AccRol (8 - shCount); // BBBAAAAA:CCCCCDDD
- emitcode ("xch", "a,%s", x); // CCCCCDDD:BBBAAAAA
+ emitcode ("xch", "a,%s", x); // CCCCCDDD:BBBAAAAA
- AccRol (8 - shCount); // DDDCCCCC:BBBAAAAA
+ AccRol (8 - shCount); // DDDCCCCC:BBBAAAAA
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 000CCCCC:BBBAAAAA
+ SRMask[shCount]); // 000CCCCC:BBBAAAAA
- emitcode ("xrl", "a,%s", x); // BBB(CCCCC^AAAAA):BBBAAAAA
+ emitcode ("xrl", "a,%s", x); // BBB(CCCCC^AAAAA):BBBAAAAA
- emitcode ("xch", "a,%s", x); // BBBAAAAA:BBB(CCCCC^AAAAA)
+ emitcode ("xch", "a,%s", x); // BBBAAAAA:BBB(CCCCC^AAAAA)
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 000AAAAA:BBB(CCCCC^AAAAA)
+ SRMask[shCount]); // 000AAAAA:BBB(CCCCC^AAAAA)
- emitcode ("xch", "a,%s", x); // BBB(CCCCC^AAAAA):000AAAAA
+ emitcode ("xch", "a,%s", x); // BBB(CCCCC^AAAAA):000AAAAA
- emitcode ("xrl", "a,%s", x); // BBBCCCCC:000AAAAA
+ emitcode ("xrl", "a,%s", x); // BBBCCCCC:000AAAAA
- emitcode ("xch", "a,%s", x); // 000SAAAA:BBBCCCCC
+ emitcode ("xch", "a,%s", x); // 000SAAAA:BBBCCCCC
emitcode ("jnb", "acc.%d,%05d$", 7 - shCount, tlbl->key + 100);
emitcode ("orl", "a,#0x%02x",
- (unsigned char) ~SRMask[shCount]); // 111AAAAA:BBBCCCCC
+ (unsigned char) ~SRMask[shCount]); // 111AAAAA:BBBCCCCC
emitcode ("", "%05d$:", tlbl->key + 100);
- break; // SSSSAAAA:BBBCCCCC
+ break; // SSSSAAAA:BBBCCCCC
- case 6: // AABBBBBB:CCDDDDDD
+ case 6: // AABBBBBB:CCDDDDDD
tlbl = newiTempLabel (NULL);
emitcode ("mov", "c,acc.7");
- AccAXLrl1 (x); // ABBBBBBC:CDDDDDDA
+ AccAXLrl1 (x); // ABBBBBBC:CDDDDDDA
emitcode ("mov", "c,acc.7");
- AccAXLrl1 (x); // BBBBBBCC:DDDDDDAA
+ AccAXLrl1 (x); // BBBBBBCC:DDDDDDAA
- emitcode ("xch", "a,%s", x); // DDDDDDAA:BBBBBBCC
+ emitcode ("xch", "a,%s", x); // DDDDDDAA:BBBBBBCC
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 000000AA:BBBBBBCC
+ SRMask[shCount]); // 000000AA:BBBBBBCC
emitcode ("jnb", "acc.%d,%05d$", 7 - shCount, tlbl->key + 100);
emitcode ("orl", "a,#0x%02x",
- (unsigned char) ~SRMask[shCount]); // 111111AA:BBBBBBCC
+ (unsigned char) ~SRMask[shCount]); // 111111AA:BBBBBBCC
emitcode ("", "%05d$:", tlbl->key + 100);
break;
- case 7: // ABBBBBBB:CDDDDDDD
+ case 7: // ABBBBBBB:CDDDDDDD
tlbl = newiTempLabel (NULL);
- emitcode ("mov", "c,acc.7"); // c = A
+ emitcode ("mov", "c,acc.7"); // c = A
- AccAXLrl1 (x); // BBBBBBBC:DDDDDDDA
+ AccAXLrl1 (x); // BBBBBBBC:DDDDDDDA
- emitcode ("xch", "a,%s", x); // DDDDDDDA:BBBBBBCC
+ emitcode ("xch", "a,%s", x); // DDDDDDDA:BBBBBBCC
emitcode ("anl", "a,#0x%02x",
- SRMask[shCount]); // 0000000A:BBBBBBBC
+ SRMask[shCount]); // 0000000A:BBBBBBBC
emitcode ("jnb", "acc.%d,%05d$", 7 - shCount, tlbl->key + 100);
emitcode ("orl", "a,#0x%02x",
- (unsigned char) ~SRMask[shCount]); // 1111111A:BBBBBBBC
+ (unsigned char) ~SRMask[shCount]); // 1111111A:BBBBBBBC
emitcode ("", "%05d$:", tlbl->key + 100);
break;
/*-----------------------------------------------------------------*/
static void
shiftL2Left2Result (operand * left, int offl,
- operand * result, int offr, int shCount)
+ operand * result, int offr, int shCount)
{
if (sameRegs (AOP (result), AOP (left)) &&
((offl + MSB16) == offr))
/*-----------------------------------------------------------------*/
static void
shiftR2Left2Result (operand * left, int offl,
- operand * result, int offr,
- int shCount, int sign)
+ operand * result, int offr,
+ int shCount, int sign)
{
if (sameRegs (AOP (result), AOP (left)) &&
((offl + MSB16) == offr))
/*-----------------------------------------------------------------*/
static void
shiftLLeftOrResult (operand * left, int offl,
- operand * result, int offr, int shCount)
+ operand * result, int offr, int shCount)
{
MOVA (aopGet (AOP (left), offl, FALSE, FALSE));
/* shift left accumulator */
/*-----------------------------------------------------------------*/
static void
shiftRLeftOrResult (operand * left, int offl,
- operand * result, int offr, int shCount)
+ operand * result, int offr, int shCount)
{
MOVA (aopGet (AOP (left), offl, FALSE, FALSE));
/* shift right accumulator */
shCount -= 8;
if (size > 1)
- {
- if (shCount)
- shiftL1Left2Result (left, LSB, result, MSB16, shCount);
- else
- movLeft2Result (left, LSB, result, MSB16, 0);
- }
+ {
+ if (shCount)
+ shiftL1Left2Result (left, LSB, result, MSB16, shCount);
+ else
+ movLeft2Result (left, LSB, result, MSB16, 0);
+ }
aopPut (AOP (result), zero, LSB, isOperandVolatile (result, FALSE));
}
else
{
if (size == 1)
- shiftL1Left2Result (left, LSB, result, LSB, shCount);
+ shiftL1Left2Result (left, LSB, result, LSB, shCount);
else
- shiftL2Left2Result (left, LSB, result, LSB, shCount);
+ shiftL2Left2Result (left, LSB, result, LSB, shCount);
}
}
MOVA (l);
emitcode ("add", "a,acc");
if (sameRegs (AOP (left), AOP (result)) &&
- size >= MSB16 + offr && offr != LSB)
- emitcode ("xch", "a,%s",
- aopGet (AOP (left), LSB + offr, FALSE, FALSE));
+ size >= MSB16 + offr && offr != LSB)
+ emitcode ("xch", "a,%s",
+ aopGet (AOP (left), LSB + offr, FALSE, FALSE));
else
- aopPut (AOP (result), "a", LSB + offr, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), "a", LSB + offr, isOperandVolatile (result, FALSE));
}
if (size >= MSB16 + offr)
{
if (!(sameRegs (AOP (result), AOP (left)) && size >= MSB16 + offr && offr != LSB))
- {
- l = aopGet (AOP (left), MSB16, FALSE, FALSE);
- MOVA (l);
- }
+ {
+ l = aopGet (AOP (left), MSB16, FALSE, FALSE);
+ MOVA (l);
+ }
emitcode ("rlc", "a");
if (sameRegs (AOP (left), AOP (result)) &&
- size >= MSB24 + offr && offr != LSB)
- emitcode ("xch", "a,%s",
- aopGet (AOP (left), MSB16 + offr, FALSE, FALSE));
+ size >= MSB24 + offr && offr != LSB)
+ emitcode ("xch", "a,%s",
+ aopGet (AOP (left), MSB16 + offr, FALSE, FALSE));
else
- aopPut (AOP (result), "a", MSB16 + offr, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), "a", MSB16 + offr, isOperandVolatile (result, FALSE));
}
if (size >= MSB24 + offr)
{
if (!(sameRegs (AOP (left), AOP (left)) && size >= MSB24 + offr && offr != LSB))
- {
- l = aopGet (AOP (left), MSB24, FALSE, FALSE);
- MOVA (l);
- }
+ {
+ l = aopGet (AOP (left), MSB24, FALSE, FALSE);
+ MOVA (l);
+ }
emitcode ("rlc", "a");
if (sameRegs (AOP (left), AOP (result)) &&
- size >= MSB32 + offr && offr != LSB)
- emitcode ("xch", "a,%s",
- aopGet (AOP (left), MSB24 + offr, FALSE, FALSE));
+ size >= MSB32 + offr && offr != LSB)
+ emitcode ("xch", "a,%s",
+ aopGet (AOP (left), MSB24 + offr, FALSE, FALSE));
else
- aopPut (AOP (result), "a", MSB24 + offr, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), "a", MSB24 + offr, isOperandVolatile (result, FALSE));
}
if (size > MSB32 + offr)
{
if (!(sameRegs (AOP (result), AOP (left)) && size >= MSB32 + offr && offr != LSB))
- {
- l = aopGet (AOP (left), MSB32, FALSE, FALSE);
- MOVA (l);
- }
+ {
+ l = aopGet (AOP (left), MSB32, FALSE, FALSE);
+ MOVA (l);
+ }
emitcode ("rlc", "a");
aopPut (AOP (result), "a", MSB32 + offr, isOperandVolatile (result, FALSE));
}
{
shCount -= 24;
if (shCount)
- /* lowest order of left goes to the highest
- order of the destination */
- shiftL1Left2Result (left, LSB, result, MSB32, shCount);
+ /* lowest order of left goes to the highest
+ order of the destination */
+ shiftL1Left2Result (left, LSB, result, MSB32, shCount);
else
- movLeft2Result (left, LSB, result, MSB32, 0);
+ movLeft2Result (left, LSB, result, MSB32, 0);
aopPut (AOP (result), zero, LSB, isOperandVolatile (result, FALSE));
aopPut (AOP (result), zero, MSB16, isOperandVolatile (result, FALSE));
aopPut (AOP (result), zero, MSB24, isOperandVolatile (result, FALSE));
shCount -= 16;
/* if some more remaining */
if (shCount)
- shiftL2Left2Result (left, LSB, result, MSB24, shCount);
+ shiftL2Left2Result (left, LSB, result, MSB24, shCount);
else
- {
- movLeft2Result (left, MSB16, result, MSB32, 0);
- movLeft2Result (left, LSB, result, MSB24, 0);
- }
+ {
+ movLeft2Result (left, MSB16, result, MSB32, 0);
+ movLeft2Result (left, LSB, result, MSB24, 0);
+ }
aopPut (AOP (result), zero, MSB16, isOperandVolatile (result, FALSE));
aopPut (AOP (result), zero, LSB, isOperandVolatile (result, FALSE));
return;
/* lower order three bytes goes to higher order three bytes */
shCount -= 8;
if (size == 2)
- {
- if (shCount)
- shiftL1Left2Result (left, LSB, result, MSB16, shCount);
- else
- movLeft2Result (left, LSB, result, MSB16, 0);
- }
+ {
+ if (shCount)
+ shiftL1Left2Result (left, LSB, result, MSB16, shCount);
+ else
+ movLeft2Result (left, LSB, result, MSB16, 0);
+ }
else
- { /* size = 4 */
- if (shCount == 0)
- {
- movLeft2Result (left, MSB24, result, MSB32, 0);
- movLeft2Result (left, MSB16, result, MSB24, 0);
- movLeft2Result (left, LSB, result, MSB16, 0);
- aopPut (AOP (result), zero, LSB, isOperandVolatile (result, FALSE));
- }
- else if (shCount == 1)
- shiftLLong (left, result, MSB16);
- else
- {
- shiftL2Left2Result (left, MSB16, result, MSB24, shCount);
- shiftL1Left2Result (left, LSB, result, MSB16, shCount);
- shiftRLeftOrResult (left, LSB, result, MSB24, 8 - shCount);
- aopPut (AOP (result), zero, LSB, isOperandVolatile (result, FALSE));
- }
- }
+ { /* size = 4 */
+ if (shCount == 0)
+ {
+ movLeft2Result (left, MSB24, result, MSB32, 0);
+ movLeft2Result (left, MSB16, result, MSB24, 0);
+ movLeft2Result (left, LSB, result, MSB16, 0);
+ aopPut (AOP (result), zero, LSB, isOperandVolatile (result, FALSE));
+ }
+ else if (shCount == 1)
+ shiftLLong (left, result, MSB16);
+ else
+ {
+ shiftL2Left2Result (left, MSB16, result, MSB24, shCount);
+ shiftL1Left2Result (left, LSB, result, MSB16, shCount);
+ shiftRLeftOrResult (left, LSB, result, MSB24, 8 - shCount);
+ aopPut (AOP (result), zero, LSB, isOperandVolatile (result, FALSE));
+ }
+ }
}
/* 1 <= shCount <= 7 */
{
shiftLLong (left, result, LSB);
if (shCount == 2)
- shiftLLong (result, result, LSB);
+ shiftLLong (result, result, LSB);
}
/* 3 <= shCount <= 7, optimize */
else
/*-----------------------------------------------------------------*/
static void
genLeftShiftLiteral (operand * left,
- operand * right,
- operand * result,
- iCode * ic)
+ operand * right,
+ operand * result,
+ iCode * ic)
{
int shCount = (int) floatFromVal (AOP (right)->aopu.aop_lit);
int size;
#if VIEW_SIZE
emitcode ("; shift left ", "result %d, left %d", size,
- AOP_SIZE (left));
+ AOP_SIZE (left));
#endif
/* I suppose that the left size >= result size */
if (shCount == 0)
{
while (size--)
- {
- movLeft2Result (left, size, result, size, 0);
- }
+ {
+ movLeft2Result (left, size, result, size, 0);
+ }
}
else if (shCount >= (size * 8))
else
{
switch (size)
- {
- case 1:
- genlshOne (result, left, shCount);
- break;
-
- case 2:
- genlshTwo (result, left, shCount);
- break;
-
- case 4:
- genlshFour (result, left, shCount);
- break;
- default:
- werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "*** ack! mystery literal shift!\n");
- break;
- }
+ {
+ case 1:
+ genlshOne (result, left, shCount);
+ break;
+
+ case 2:
+ genlshTwo (result, left, shCount);
+ break;
+
+ case 4:
+ genlshFour (result, left, shCount);
+ break;
+ default:
+ werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
+ "*** ack! mystery literal shift!\n");
+ break;
+ }
}
freeAsmop (left, NULL, ic, TRUE);
freeAsmop (result, NULL, ic, TRUE);
size = AOP_SIZE (result);
offset = 0;
while (size--)
- {
- l = aopGet (AOP (left), offset, FALSE, TRUE);
- if (*l == '@' && (IS_AOP_PREG (result)))
- {
+ {
+ l = aopGet (AOP (left), offset, FALSE, TRUE);
+ if (*l == '@' && (IS_AOP_PREG (result)))
+ {
- emitcode ("mov", "a,%s", l);
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- aopPut (AOP (result), l, offset, isOperandVolatile (result, FALSE));
- offset++;
- }
+ emitcode ("mov", "a,%s", l);
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ aopPut (AOP (result), l, offset, isOperandVolatile (result, FALSE));
+ offset++;
+ }
}
tlbl = newiTempLabel (NULL);
/*-----------------------------------------------------------------*/
static void
genrshOne (operand * result, operand * left,
- int shCount, int sign)
+ int shCount, int sign)
{
D(emitcode ("; genrshOne",""));
/*-----------------------------------------------------------------*/
static void
genrshTwo (operand * result, operand * left,
- int shCount, int sign)
+ int shCount, int sign)
{
D(emitcode ("; genrshTwo",""));
{
shCount -= 8;
if (shCount)
- shiftR1Left2Result (left, MSB16, result, LSB,
- shCount, sign);
+ shiftR1Left2Result (left, MSB16, result, LSB,
+ shCount, sign);
else
- movLeft2Result (left, MSB16, result, LSB, sign);
+ movLeft2Result (left, MSB16, result, LSB, sign);
addSign (result, MSB16, sign);
}
/*-----------------------------------------------------------------*/
static void
shiftRLong (operand * left, int offl,
- operand * result, int sign)
+ operand * result, int sign)
{
int isSameRegs=sameRegs(AOP(left),AOP(result));
/*-----------------------------------------------------------------*/
static void
genrshFour (operand * result, operand * left,
- int shCount, int sign)
+ int shCount, int sign)
{
D(emitcode ("; genrshFour",""));
{
shCount -= 24;
if (shCount)
- shiftR1Left2Result (left, MSB32, result, LSB, shCount, sign);
+ shiftR1Left2Result (left, MSB32, result, LSB, shCount, sign);
else
- movLeft2Result (left, MSB32, result, LSB, sign);
+ movLeft2Result (left, MSB32, result, LSB, sign);
addSign (result, MSB16, sign);
}
else if (shCount >= 16)
{
shCount -= 16;
if (shCount)
- shiftR2Left2Result (left, MSB24, result, LSB, shCount, sign);
+ shiftR2Left2Result (left, MSB24, result, LSB, shCount, sign);
else
- {
- movLeft2Result (left, MSB24, result, LSB, 0);
- movLeft2Result (left, MSB32, result, MSB16, sign);
- }
+ {
+ movLeft2Result (left, MSB24, result, LSB, 0);
+ movLeft2Result (left, MSB32, result, MSB16, sign);
+ }
addSign (result, MSB24, sign);
}
else if (shCount >= 8)
{
shCount -= 8;
if (shCount == 1)
- shiftRLong (left, MSB16, result, sign);
+ shiftRLong (left, MSB16, result, sign);
else if (shCount == 0)
- {
- movLeft2Result (left, MSB16, result, LSB, 0);
- movLeft2Result (left, MSB24, result, MSB16, 0);
- movLeft2Result (left, MSB32, result, MSB24, sign);
- addSign (result, MSB32, sign);
- }
+ {
+ movLeft2Result (left, MSB16, result, LSB, 0);
+ movLeft2Result (left, MSB24, result, MSB16, 0);
+ movLeft2Result (left, MSB32, result, MSB24, sign);
+ addSign (result, MSB32, sign);
+ }
else
- {
- shiftR2Left2Result (left, MSB16, result, LSB, shCount, 0);
- shiftLLeftOrResult (left, MSB32, result, MSB16, 8 - shCount);
- /* the last shift is signed */
- shiftR1Left2Result (left, MSB32, result, MSB24, shCount, sign);
- addSign (result, MSB32, sign);
- }
+ {
+ shiftR2Left2Result (left, MSB16, result, LSB, shCount, 0);
+ shiftLLeftOrResult (left, MSB32, result, MSB16, 8 - shCount);
+ /* the last shift is signed */
+ shiftR1Left2Result (left, MSB32, result, MSB24, shCount, sign);
+ addSign (result, MSB32, sign);
+ }
}
else
- { /* 1 <= shCount <= 7 */
+ { /* 1 <= shCount <= 7 */
if (shCount <= 2)
- {
- shiftRLong (left, LSB, result, sign);
- if (shCount == 2)
- shiftRLong (result, LSB, result, sign);
- }
+ {
+ shiftRLong (left, LSB, result, sign);
+ if (shCount == 2)
+ shiftRLong (result, LSB, result, sign);
+ }
else
- {
- shiftR2Left2Result (left, LSB, result, LSB, shCount, 0);
- shiftLLeftOrResult (left, MSB24, result, MSB16, 8 - shCount);
- shiftR2Left2Result (left, MSB24, result, MSB24, shCount, sign);
- }
+ {
+ shiftR2Left2Result (left, LSB, result, LSB, shCount, 0);
+ shiftLLeftOrResult (left, MSB24, result, MSB16, 8 - shCount);
+ shiftR2Left2Result (left, MSB24, result, MSB24, shCount, sign);
+ }
}
}
/*-----------------------------------------------------------------*/
static void
genRightShiftLiteral (operand * left,
- operand * right,
- operand * result,
- iCode * ic,
- int sign)
+ operand * right,
+ operand * result,
+ iCode * ic,
+ int sign)
{
int shCount = (int) floatFromVal (AOP (right)->aopu.aop_lit);
int size;
#if VIEW_SIZE
emitcode ("; shift right ", "result %d, left %d", AOP_SIZE (result),
- AOP_SIZE (left));
+ AOP_SIZE (left));
#endif
size = getDataSize (left);
{
size = getDataSize (result);
while (size--)
- movLeft2Result (left, size, result, size, 0);
+ movLeft2Result (left, size, result, size, 0);
}
else if (shCount >= (size * 8))
{
if (sign) {
- /* get sign in acc.7 */
- MOVA (aopGet (AOP (left), size - 1, FALSE, FALSE));
+ /* get sign in acc.7 */
+ MOVA (aopGet (AOP (left), size - 1, FALSE, FALSE));
}
addSign (result, LSB, sign);
}
else
{
switch (size)
- {
- case 1:
- genrshOne (result, left, shCount, sign);
- break;
-
- case 2:
- genrshTwo (result, left, shCount, sign);
- break;
-
- case 4:
- genrshFour (result, left, shCount, sign);
- break;
- default:
- break;
- }
+ {
+ case 1:
+ genrshOne (result, left, shCount, sign);
+ break;
+
+ case 2:
+ genrshTwo (result, left, shCount, sign);
+ break;
+
+ case 4:
+ genrshFour (result, left, shCount, sign);
+ break;
+ default:
+ break;
+ }
}
freeAsmop (left, NULL, ic, TRUE);
freeAsmop (result, NULL, ic, TRUE);
size = AOP_SIZE (result);
offset = 0;
while (size--)
- {
- l = aopGet (AOP (left), offset, FALSE, TRUE);
- if (*l == '@' && IS_AOP_PREG (result))
- {
+ {
+ l = aopGet (AOP (left), offset, FALSE, TRUE);
+ if (*l == '@' && IS_AOP_PREG (result))
+ {
- emitcode ("mov", "a,%s", l);
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- aopPut (AOP (result), l, offset, isOperandVolatile (result, FALSE));
- offset++;
- }
+ emitcode ("mov", "a,%s", l);
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ aopPut (AOP (result), l, offset, isOperandVolatile (result, FALSE));
+ offset++;
+ }
}
/* mov the highest order bit to OVR */
size = AOP_SIZE (result);
offset = 0;
while (size--)
- {
- l = aopGet (AOP (left), offset, FALSE, TRUE);
- if (*l == '@' && IS_AOP_PREG (result))
- {
+ {
+ l = aopGet (AOP (left), offset, FALSE, TRUE);
+ if (*l == '@' && IS_AOP_PREG (result))
+ {
- emitcode ("mov", "a,%s", l);
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- aopPut (AOP (result), l, offset, isOperandVolatile (result, FALSE));
- offset++;
- }
+ emitcode ("mov", "a,%s", l);
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ aopPut (AOP (result), l, offset, isOperandVolatile (result, FALSE));
+ offset++;
+ }
}
tlbl = newiTempLabel (NULL);
static void
genUnpackBits (operand * result, char *rname, int ptype)
{
- int offset = 0; /* result byte offset */
- int rsize; /* result size */
- int rlen = 0; /* remaining bitfield length */
- sym_link *etype; /* bitfield type information */
- int blen; /* bitfield length */
- int bstr; /* bitfield starting bit within byte */
+ int offset = 0; /* result byte offset */
+ int rsize; /* result size */
+ int rlen = 0; /* remaining bitfield length */
+ sym_link *etype; /* bitfield type information */
+ int blen; /* bitfield length */
+ int bstr; /* bitfield starting bit within byte */
D(emitcode ("; genUnpackBits",""));
{
rsize -= offset;
while (rsize--)
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
}
}
/*-----------------------------------------------------------------*/
static void
genDataPointerGet (operand * left,
- operand * result,
- iCode * ic)
+ operand * result,
+ iCode * ic)
{
char *l;
char buffer[256];
while (size--)
{
if (offset)
- sprintf (buffer, "(%s + %d)", l + 1, offset);
+ sprintf (buffer, "(%s + %d)", l + 1, offset);
else
- sprintf (buffer, "%s", l + 1);
+ sprintf (buffer, "%s", l + 1);
aopPut (AOP (result), buffer, offset++, isOperandVolatile (result, FALSE));
}
/*-----------------------------------------------------------------*/
static void
genNearPointerGet (operand * left,
- operand * result,
- iCode * ic,
- iCode * pi)
+ operand * result,
+ iCode * ic,
+ iCode * pi)
{
asmop *aop = NULL;
regs *preg = NULL;
if (!AOP_INPREG (AOP (left)))
{
if (IS_AOP_PREG (left))
- {
- // Aha, it is a pointer, just in disguise.
- rname = aopGet (AOP (left), 0, FALSE, FALSE);
- if (*rname != '@')
- {
- fprintf(stderr, "probable internal error: unexpected rname @ %s:%d\n",
- __FILE__, __LINE__);
- }
- else
- {
- // Expected case.
- emitcode ("mov", "a%s,%s", rname + 1, rname);
- rname++; // skip the '@'.
- }
- }
+ {
+ // Aha, it is a pointer, just in disguise.
+ rname = aopGet (AOP (left), 0, FALSE, FALSE);
+ if (*rname != '@')
+ {
+ fprintf(stderr, "probable internal error: unexpected rname @ %s:%d\n",
+ __FILE__, __LINE__);
+ }
+ else
+ {
+ // Expected case.
+ emitcode ("mov", "a%s,%s", rname + 1, rname);
+ rname++; // skip the '@'.
+ }
+ }
else
- {
- /* otherwise get a free pointer register */
- aop = newAsmop (0);
- preg = getFreePtr (ic, &aop, FALSE);
- emitcode ("mov", "%s,%s",
- preg->name,
- aopGet (AOP (left), 0, FALSE, TRUE));
- rname = preg->name;
- }
+ {
+ /* otherwise get a free pointer register */
+ aop = newAsmop (0);
+ preg = getFreePtr (ic, &aop, FALSE);
+ emitcode ("mov", "%s,%s",
+ preg->name,
+ aopGet (AOP (left), 0, FALSE, TRUE));
+ rname = preg->name;
+ }
}
else
rname = aopGet (AOP (left), 0, FALSE, FALSE);
int offset = 0;
while (size--)
- {
- if (IS_AOP_PREG (result) || AOP_TYPE (result) == AOP_STK)
- {
-
- emitcode ("mov", "a,@%s", rname);
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- }
- else
- {
- sprintf (buffer, "@%s", rname);
- aopPut (AOP (result), buffer, offset, isOperandVolatile (result, FALSE));
- }
- offset++;
- if (size || pi)
- emitcode ("inc", "%s", rname);
- }
+ {
+ if (IS_AOP_PREG (result) || AOP_TYPE (result) == AOP_STK)
+ {
+
+ emitcode ("mov", "a,@%s", rname);
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ }
+ else
+ {
+ sprintf (buffer, "@%s", rname);
+ aopPut (AOP (result), buffer, offset, isOperandVolatile (result, FALSE));
+ }
+ offset++;
+ if (size || pi)
+ emitcode ("inc", "%s", rname);
+ }
}
/* now some housekeeping stuff */
if (aop) /* we had to allocate for this iCode */
{
if (pi) { /* post increment present */
- aopPut(AOP ( left ),rname,0, isOperandVolatile (left, FALSE));
+ aopPut(AOP ( left ),rname,0, isOperandVolatile (left, FALSE));
}
freeAsmop (NULL, aop, ic, RESULTONSTACK (ic) ? FALSE : TRUE);
}
we have to point it back to where it
belongs */
if ((AOP_SIZE (result) > 1 &&
- !OP_SYMBOL (left)->remat &&
- (OP_SYMBOL (left)->liveTo > ic->seq ||
- ic->depth)) &&
- !pi)
- {
- int size = AOP_SIZE (result) - 1;
- while (size--)
- emitcode ("dec", "%s", rname);
- }
+ !OP_SYMBOL (left)->remat &&
+ (OP_SYMBOL (left)->liveTo > ic->seq ||
+ ic->depth)) &&
+ !pi)
+ {
+ int size = AOP_SIZE (result) - 1;
+ while (size--)
+ emitcode ("dec", "%s", rname);
+ }
}
/* done */
/*-----------------------------------------------------------------*/
static void
genPagedPointerGet (operand * left,
- operand * result,
- iCode * ic,
- iCode *pi)
+ operand * result,
+ iCode * ic,
+ iCode *pi)
{
asmop *aop = NULL;
regs *preg = NULL;
aop = newAsmop (0);
preg = getFreePtr (ic, &aop, FALSE);
emitcode ("mov", "%s,%s",
- preg->name,
- aopGet (AOP (left), 0, FALSE, TRUE));
+ preg->name,
+ aopGet (AOP (left), 0, FALSE, TRUE));
rname = preg->name;
}
else
int offset = 0;
while (size--)
- {
+ {
- emitcode ("movx", "a,@%s", rname);
- aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
+ emitcode ("movx", "a,@%s", rname);
+ aopPut (AOP (result), "a", offset, isOperandVolatile (result, FALSE));
- offset++;
+ offset++;
- if (size || pi)
- emitcode ("inc", "%s", rname);
- }
+ if (size || pi)
+ emitcode ("inc", "%s", rname);
+ }
}
/* now some housekeeping stuff */
we have to point it back to where it
belongs */
if ((AOP_SIZE (result) > 1 &&
- !OP_SYMBOL (left)->remat &&
- (OP_SYMBOL (left)->liveTo > ic->seq ||
- ic->depth)) &&
- !pi)
- {
- int size = AOP_SIZE (result) - 1;
- while (size--)
- emitcode ("dec", "%s", rname);
- }
+ !OP_SYMBOL (left)->remat &&
+ (OP_SYMBOL (left)->liveTo > ic->seq ||
+ ic->depth)) &&
+ !pi)
+ {
+ int size = AOP_SIZE (result) - 1;
+ while (size--)
+ emitcode ("dec", "%s", rname);
+ }
}
/* done */
{
/* if this is remateriazable */
if (AOP_TYPE (op) == AOP_IMMD)
- {
- emitcode ("mov", "dptr,%s", aopGet (AOP (op), 0, TRUE, FALSE));
+ {
+ emitcode ("mov", "dptr,%s", aopGet (AOP (op), 0, TRUE, FALSE));
if (loadBToo)
{
- if (AOP(op)->aopu.aop_immd.from_cast_remat)
- emitcode ("mov", "b,%s",aopGet(AOP (op), AOP_SIZE(op)-1, FALSE, FALSE));
- else
+ if (AOP(op)->aopu.aop_immd.from_cast_remat)
+ emitcode ("mov", "b,%s",aopGet(AOP (op), AOP_SIZE(op)-1, FALSE, FALSE));
+ else
{
wassertl(FALSE, "need pointerCode");
emitcode ("", "; mov b,???");
/* genPointerGet and genPointerSet originally did different
** things for this case. Both seem wrong.
** from genPointerGet:
- ** emitcode ("mov", "b,#%d", pointerCode (retype));
+ ** emitcode ("mov", "b,#%d", pointerCode (retype));
** from genPointerSet:
- ** emitcode ("mov", "b,%s + 1", aopGet (AOP (result), 0, TRUE, FALSE));
+ ** emitcode ("mov", "b,%s + 1", aopGet (AOP (result), 0, TRUE, FALSE));
*/
}
}
- }
+ }
else if (AOP_TYPE (op) == AOP_DPTR)
- {
- if (loadBToo)
- {
- MOVA (aopGet (AOP (op), 0, FALSE, FALSE));
- emitcode ("push", "acc");
- MOVA (aopGet (AOP (op), 1, FALSE, FALSE));
- emitcode ("push", "acc");
- emitcode ("mov", "b,%s", aopGet (AOP (op), 2, FALSE, FALSE));
- emitcode ("pop", "dph");
- emitcode ("pop", "dpl");
- }
- else
- {
- MOVA (aopGet (AOP (op), 0, FALSE, FALSE));
- emitcode ("push", "acc");
- emitcode ("mov", "dph,%s", aopGet (AOP (op), 1, FALSE, FALSE));
- emitcode ("pop", "dpl");
- }
- }
+ {
+ if (loadBToo)
+ {
+ MOVA (aopGet (AOP (op), 0, FALSE, FALSE));
+ emitcode ("push", "acc");
+ MOVA (aopGet (AOP (op), 1, FALSE, FALSE));
+ emitcode ("push", "acc");
+ emitcode ("mov", "b,%s", aopGet (AOP (op), 2, FALSE, FALSE));
+ emitcode ("pop", "dph");
+ emitcode ("pop", "dpl");
+ }
+ else
+ {
+ MOVA (aopGet (AOP (op), 0, FALSE, FALSE));
+ emitcode ("push", "acc");
+ emitcode ("mov", "dph,%s", aopGet (AOP (op), 1, FALSE, FALSE));
+ emitcode ("pop", "dpl");
+ }
+ }
else
- { /* we need to get it byte by byte */
- emitcode ("mov", "dpl,%s", aopGet (AOP (op), 0, FALSE, FALSE));
- emitcode ("mov", "dph,%s", aopGet (AOP (op), 1, FALSE, FALSE));
- if (loadBToo)
- emitcode ("mov", "b,%s", aopGet (AOP (op), 2, FALSE, FALSE));
- }
+ { /* we need to get it byte by byte */
+ emitcode ("mov", "dpl,%s", aopGet (AOP (op), 0, FALSE, FALSE));
+ emitcode ("mov", "dph,%s", aopGet (AOP (op), 1, FALSE, FALSE));
+ if (loadBToo)
+ emitcode ("mov", "b,%s", aopGet (AOP (op), 2, FALSE, FALSE));
+ }
}
}
/*-----------------------------------------------------------------*/
static void
genFarPointerGet (operand * left,
- operand * result, iCode * ic, iCode * pi)
+ operand * result, iCode * ic, iCode * pi)
{
int size, offset;
sym_link *retype = getSpec (operandType (result));
offset = 0;
while (size--)
- {
- emitcode ("movx", "a,@dptr");
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- if (size || pi)
- emitcode ("inc", "dptr");
- }
+ {
+ emitcode ("movx", "a,@dptr");
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ if (size || pi)
+ emitcode ("inc", "dptr");
+ }
}
if (pi && AOP_TYPE (left) != AOP_IMMD && AOP_TYPE (left) != AOP_STR) {
/*-----------------------------------------------------------------*/
static void
genCodePointerGet (operand * left,
- operand * result, iCode * ic, iCode *pi)
+ operand * result, iCode * ic, iCode *pi)
{
int size, offset;
sym_link *retype = getSpec (operandType (result));
offset = 0;
while (size--)
- {
- if (pi)
- {
- emitcode ("clr", "a");
- emitcode ("movc", "a,@a+dptr");
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- emitcode ("inc", "dptr");
- }
- else
- {
- emitcode ("mov", "a,#0x%02x", offset);
- emitcode ("movc", "a,@a+dptr");
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- }
- }
+ {
+ if (pi)
+ {
+ emitcode ("clr", "a");
+ emitcode ("movc", "a,@a+dptr");
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ emitcode ("inc", "dptr");
+ }
+ else
+ {
+ emitcode ("mov", "a,#0x%02x", offset);
+ emitcode ("movc", "a,@a+dptr");
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ }
+ }
}
if (pi && AOP_TYPE (left) != AOP_IMMD && AOP_TYPE (left) != AOP_STR) {
/*-----------------------------------------------------------------*/
static void
genGenPointerGet (operand * left,
- operand * result, iCode * ic, iCode *pi)
+ operand * result, iCode * ic, iCode *pi)
{
int size, offset;
sym_link *retype = getSpec (operandType (result));
offset = 0;
while (size--)
- {
- emitcode ("lcall", "__gptrget");
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
- if (size || pi)
- emitcode ("inc", "dptr");
- }
+ {
+ emitcode ("lcall", "__gptrget");
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ if (size || pi)
+ emitcode ("inc", "dptr");
+ }
}
if (pi && AOP_TYPE (left) != AOP_IMMD && AOP_TYPE (left) != AOP_STR) {
/* special case when cast remat */
if (p_type == GPOINTER && OP_SYMBOL(left)->remat &&
IS_CAST_ICODE(OP_SYMBOL(left)->rematiCode)) {
- left = IC_RIGHT(OP_SYMBOL(left)->rematiCode);
- type = operandType (left);
- p_type = DCL_TYPE (type);
+ left = IC_RIGHT(OP_SYMBOL(left)->rematiCode);
+ type = operandType (left);
+ p_type = DCL_TYPE (type);
}
/* now that we have the pointer type we assign
the pointer values */
/*-----------------------------------------------------------------*/
static void
genPackBits (sym_link * etype,
- operand * right,
- char *rname, int p_type)
+ operand * right,
+ char *rname, int p_type)
{
- int offset = 0; /* source byte offset */
- int rlen = 0; /* remaining bitfield length */
- int blen; /* bitfield length */
- int bstr; /* bitfield starting bit within byte */
- int litval; /* source literal value (if AOP_LIT) */
- unsigned char mask; /* bitmask within current byte */
+ int offset = 0; /* source byte offset */
+ int rlen = 0; /* remaining bitfield length */
+ int blen; /* bitfield length */
+ int bstr; /* bitfield starting bit within byte */
+ int litval; /* source literal value (if AOP_LIT) */
+ unsigned char mask; /* bitmask within current byte */
D(emitcode ("; genPackBits",""));
if (blen < 8)
{
mask = ((unsigned char) (0xFF << (blen + bstr)) |
- (unsigned char) (0xFF >> (8 - bstr)));
+ (unsigned char) (0xFF >> (8 - bstr)));
if (AOP_TYPE (right) == AOP_LIT)
{
AccLsh (bstr);
emitcode ("anl", "a,#0x%02x", (~mask) & 0xff);
- /* transfer A to B and get next byte */
+ /* transfer A to B and get next byte */
emitPtrByteGet (rname, p_type, TRUE);
emitcode ("anl", "a,#0x%02x", mask);
MOVA (aopGet (AOP (right), offset++, FALSE, FALSE));
emitcode ("anl", "a,#0x%02x", (~mask) & 0xff);
- /* transfer A to B and get next byte */
+ /* transfer A to B and get next byte */
emitPtrByteGet (rname, p_type, TRUE);
emitcode ("anl", "a,#0x%02x", mask);
/*-----------------------------------------------------------------*/
static void
genDataPointerSet (operand * right,
- operand * result,
- iCode * ic)
+ operand * result,
+ iCode * ic)
{
int size, offset = 0;
char *l, buffer[256];
while (size--)
{
if (offset)
- sprintf (buffer, "(%s + %d)", l + 1, offset);
+ sprintf (buffer, "(%s + %d)", l + 1, offset);
else
- sprintf (buffer, "%s", l + 1);
+ sprintf (buffer, "%s", l + 1);
emitcode ("mov", "%s,%s", buffer,
- aopGet (AOP (right), offset++, FALSE, FALSE));
+ aopGet (AOP (right), offset++, FALSE, FALSE));
}
freeAsmop (right, NULL, ic, TRUE);
/*-----------------------------------------------------------------*/
static void
genNearPointerSet (operand * right,
- operand * result,
- iCode * ic,
- iCode * pi)
+ operand * result,
+ iCode * ic,
+ iCode * pi)
{
asmop *aop = NULL;
regs *preg = NULL;
then don't need anything more */
if (!AOP_INPREG (AOP (result)))
{
- if (
- //AOP_TYPE (result) == AOP_STK
- IS_AOP_PREG(result)
- )
- {
- // Aha, it is a pointer, just in disguise.
- rname = aopGet (AOP (result), 0, FALSE, FALSE);
- if (*rname != '@')
- {
- fprintf(stderr, "probable internal error: unexpected rname @ %s:%d\n",
- __FILE__, __LINE__);
- }
- else
- {
- // Expected case.
- emitcode ("mov", "a%s,%s", rname + 1, rname);
- rname++; // skip the '@'.
- }
- }
- else
- {
- /* otherwise get a free pointer register */
- aop = newAsmop (0);
- preg = getFreePtr (ic, &aop, FALSE);
- emitcode ("mov", "%s,%s",
- preg->name,
- aopGet (AOP (result), 0, FALSE, TRUE));
- rname = preg->name;
- }
+ if (
+ //AOP_TYPE (result) == AOP_STK
+ IS_AOP_PREG(result)
+ )
+ {
+ // Aha, it is a pointer, just in disguise.
+ rname = aopGet (AOP (result), 0, FALSE, FALSE);
+ if (*rname != '@')
+ {
+ fprintf(stderr, "probable internal error: unexpected rname @ %s:%d\n",
+ __FILE__, __LINE__);
+ }
+ else
+ {
+ // Expected case.
+ emitcode ("mov", "a%s,%s", rname + 1, rname);
+ rname++; // skip the '@'.
+ }
+ }
+ else
+ {
+ /* otherwise get a free pointer register */
+ aop = newAsmop (0);
+ preg = getFreePtr (ic, &aop, FALSE);
+ emitcode ("mov", "%s,%s",
+ preg->name,
+ aopGet (AOP (result), 0, FALSE, TRUE));
+ rname = preg->name;
+ }
}
else
{
- rname = aopGet (AOP (result), 0, FALSE, FALSE);
+ rname = aopGet (AOP (result), 0, FALSE, FALSE);
}
aopOp (right, ic, FALSE);
int offset = 0;
while (size--)
- {
- l = aopGet (AOP (right), offset, FALSE, TRUE);
- if (*l == '@')
- {
- MOVA (l);
- emitcode ("mov", "@%s,a", rname);
- }
- else
- emitcode ("mov", "@%s,%s", rname, l);
- if (size || pi)
- emitcode ("inc", "%s", rname);
- offset++;
- }
+ {
+ l = aopGet (AOP (right), offset, FALSE, TRUE);
+ if (*l == '@')
+ {
+ MOVA (l);
+ emitcode ("mov", "@%s,a", rname);
+ }
+ else
+ emitcode ("mov", "@%s,%s", rname, l);
+ if (size || pi)
+ emitcode ("inc", "%s", rname);
+ offset++;
+ }
}
/* now some housekeeping stuff */
we have to point it back to where it
belongs */
if ((AOP_SIZE (right) > 1 &&
- !OP_SYMBOL (result)->remat &&
- (OP_SYMBOL (result)->liveTo > ic->seq ||
- ic->depth)) &&
- !pi)
- {
- int size = AOP_SIZE (right) - 1;
- while (size--)
- emitcode ("dec", "%s", rname);
- }
+ !OP_SYMBOL (result)->remat &&
+ (OP_SYMBOL (result)->liveTo > ic->seq ||
+ ic->depth)) &&
+ !pi)
+ {
+ int size = AOP_SIZE (right) - 1;
+ while (size--)
+ emitcode ("dec", "%s", rname);
+ }
}
/* done */
/*-----------------------------------------------------------------*/
static void
genPagedPointerSet (operand * right,
- operand * result,
- iCode * ic,
- iCode * pi)
+ operand * result,
+ iCode * ic,
+ iCode * pi)
{
asmop *aop = NULL;
regs *preg = NULL;
aop = newAsmop (0);
preg = getFreePtr (ic, &aop, FALSE);
emitcode ("mov", "%s,%s",
- preg->name,
- aopGet (AOP (result), 0, FALSE, TRUE));
+ preg->name,
+ aopGet (AOP (result), 0, FALSE, TRUE));
rname = preg->name;
}
else
int offset = 0;
while (size--)
- {
- l = aopGet (AOP (right), offset, FALSE, TRUE);
+ {
+ l = aopGet (AOP (right), offset, FALSE, TRUE);
- MOVA (l);
- emitcode ("movx", "@%s,a", rname);
+ MOVA (l);
+ emitcode ("movx", "@%s,a", rname);
- if (size || pi)
- emitcode ("inc", "%s", rname);
+ if (size || pi)
+ emitcode ("inc", "%s", rname);
- offset++;
- }
+ offset++;
+ }
}
/* now some housekeeping stuff */
we have to point it back to where it
belongs */
if (AOP_SIZE (right) > 1 &&
- !OP_SYMBOL (result)->remat &&
- (OP_SYMBOL (result)->liveTo > ic->seq ||
- ic->depth))
- {
- int size = AOP_SIZE (right) - 1;
- while (size--)
- emitcode ("dec", "%s", rname);
- }
+ !OP_SYMBOL (result)->remat &&
+ (OP_SYMBOL (result)->liveTo > ic->seq ||
+ ic->depth))
+ {
+ int size = AOP_SIZE (right) - 1;
+ while (size--)
+ emitcode ("dec", "%s", rname);
+ }
}
/* done */
/*-----------------------------------------------------------------*/
static void
genFarPointerSet (operand * right,
- operand * result, iCode * ic, iCode * pi)
+ operand * result, iCode * ic, iCode * pi)
{
int size, offset;
sym_link *retype = getSpec (operandType (right));
offset = 0;
while (size--)
- {
- char *l = aopGet (AOP (right), offset++, FALSE, FALSE);
- MOVA (l);
- emitcode ("movx", "@dptr,a");
- if (size || pi)
- emitcode ("inc", "dptr");
- }
+ {
+ char *l = aopGet (AOP (right), offset++, FALSE, FALSE);
+ MOVA (l);
+ emitcode ("movx", "@dptr,a");
+ if (size || pi)
+ emitcode ("inc", "dptr");
+ }
}
if (pi && AOP_TYPE (result) != AOP_STR && AOP_TYPE (result) != AOP_IMMD) {
aopPut (AOP(result), "dpl", 0, isOperandVolatile (result, FALSE));
/*-----------------------------------------------------------------*/
static void
genGenPointerSet (operand * right,
- operand * result, iCode * ic, iCode * pi)
+ operand * result, iCode * ic, iCode * pi)
{
int size, offset;
sym_link *retype = getSpec (operandType (right));
offset = 0;
while (size--)
- {
- char *l = aopGet (AOP (right), offset++, FALSE, FALSE);
- MOVA (l);
- emitcode ("lcall", "__gptrput");
- if (size || pi)
- emitcode ("inc", "dptr");
- }
+ {
+ char *l = aopGet (AOP (right), offset++, FALSE, FALSE);
+ MOVA (l);
+ emitcode ("lcall", "__gptrput");
+ if (size || pi)
+ emitcode ("inc", "dptr");
+ }
}
if (pi && AOP_TYPE (result) != AOP_STR && AOP_TYPE (result) != AOP_IMMD) {
/* special case when cast remat */
if (p_type == GPOINTER && OP_SYMBOL(result)->remat &&
IS_CAST_ICODE(OP_SYMBOL(result)->rematiCode)) {
- result = IC_RIGHT(OP_SYMBOL(result)->rematiCode);
- type = operandType (result);
- p_type = DCL_TYPE (type);
+ result = IC_RIGHT(OP_SYMBOL(result)->rematiCode);
+ type = operandType (result);
+ p_type = DCL_TYPE (type);
}
/* now that we have the pointer type we assign
the pointer values */
default:
werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "genPointerSet: illegal pointer type");
+ "genPointerSet: illegal pointer type");
}
}
/* if it has an offset then we need to compute
it */
if (sym->stack)
- {
- emitcode ("mov", "a,_bp");
- emitcode ("add", "a,#0x%02x", ((sym->stack < 0) ?
- ((char) (sym->stack - _G.nRegsSaved)) :
- ((char) sym->stack)) & 0xff);
- aopPut (AOP (IC_RESULT (ic)), "a", 0, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ {
+ emitcode ("mov", "a,_bp");
+ emitcode ("add", "a,#0x%02x", ((sym->stack < 0) ?
+ ((char) (sym->stack - _G.nRegsSaved)) :
+ ((char) sym->stack)) & 0xff);
+ aopPut (AOP (IC_RESULT (ic)), "a", 0, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
else
- {
- /* we can just move _bp */
- aopPut (AOP (IC_RESULT (ic)), "_bp", 0, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ {
+ /* we can just move _bp */
+ aopPut (AOP (IC_RESULT (ic)), "_bp", 0, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
/* fill the result with zero */
size = AOP_SIZE (IC_RESULT (ic)) - 1;
offset = 1;
while (size--)
- {
- aopPut (AOP (IC_RESULT (ic)), zero, offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ {
+ aopPut (AOP (IC_RESULT (ic)), zero, offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
goto release;
}
{
char s[SDCC_NAME_MAX];
if (offset)
- sprintf (s, "#(%s >> %d)",
- sym->rname,
- offset * 8);
+ sprintf (s, "#(%s >> %d)",
+ sym->rname,
+ offset * 8);
else
- sprintf (s, "#%s", sym->rname);
+ sprintf (s, "#%s", sym->rname);
aopPut (AOP (IC_RESULT (ic)), s, offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
}
/* if the right size is a literal then
we know what the value is */
if (AOP_TYPE (right) == AOP_LIT)
- {
- if (((int) operandLitValue (right)))
- aopPut (AOP (result), one, 0, isOperandVolatile (result, FALSE));
- else
- aopPut (AOP (result), zero, 0, isOperandVolatile (result, FALSE));
- goto release;
- }
+ {
+ if (((int) operandLitValue (right)))
+ aopPut (AOP (result), one, 0, isOperandVolatile (result, FALSE));
+ else
+ aopPut (AOP (result), zero, 0, isOperandVolatile (result, FALSE));
+ goto release;
+ }
/* the right is also a bit variable */
if (AOP_TYPE (right) == AOP_CRY)
- {
- emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
- aopPut (AOP (result), "c", 0, isOperandVolatile (result, FALSE));
- goto release;
- }
+ {
+ emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
+ aopPut (AOP (result), "c", 0, isOperandVolatile (result, FALSE));
+ goto release;
+ }
/* we need to or */
toBoolean (right);
{
emitcode ("clr", "a");
while (size--)
- {
- if ((unsigned int) ((lit >> (size * 8)) & 0x0FFL) == 0)
- aopPut (AOP (result), "a", size, isOperandVolatile (result, FALSE));
- else
- aopPut (AOP (result),
- aopGet (AOP (right), size, FALSE, FALSE),
- size,
- isOperandVolatile (result, FALSE));
- }
+ {
+ if ((unsigned int) ((lit >> (size * 8)) & 0x0FFL) == 0)
+ aopPut (AOP (result), "a", size, isOperandVolatile (result, FALSE));
+ else
+ aopPut (AOP (result),
+ aopGet (AOP (right), size, FALSE, FALSE),
+ size,
+ isOperandVolatile (result, FALSE));
+ }
}
else
{
while (size--)
- {
- aopPut (AOP (result),
- aopGet (AOP (right), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
- offset++;
- }
+ {
+ aopPut (AOP (result),
+ aopGet (AOP (right), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
+ offset++;
+ }
}
release:
/* if the right size is a literal then
we know what the value is */
if (AOP_TYPE (right) == AOP_LIT)
- {
- if (((int) operandLitValue (right)))
- aopPut (AOP (result), one, 0, isOperandVolatile (result, FALSE));
- else
- aopPut (AOP (result), zero, 0, isOperandVolatile (result, FALSE));
+ {
+ if (((int) operandLitValue (right)))
+ aopPut (AOP (result), one, 0, isOperandVolatile (result, FALSE));
+ else
+ aopPut (AOP (result), zero, 0, isOperandVolatile (result, FALSE));
- goto release;
- }
+ goto release;
+ }
/* the right is also a bit variable */
if (AOP_TYPE (right) == AOP_CRY)
- {
- emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
- aopPut (AOP (result), "c", 0, isOperandVolatile (result, FALSE));
- goto release;
- }
+ {
+ emitcode ("mov", "c,%s", AOP (right)->aopu.aop_dir);
+ aopPut (AOP (result), "c", 0, isOperandVolatile (result, FALSE));
+ goto release;
+ }
/* we need to or */
toBoolean (right);
/* if they are in the same place */
if (sameRegs (AOP (right), AOP (result)))
- goto release;
+ goto release;
/* if they in different places then copy */
size = AOP_SIZE (result);
offset = 0;
while (size--)
- {
- aopPut (AOP (result),
- aopGet (AOP (right), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
- offset++;
- }
+ {
+ aopPut (AOP (result),
+ aopGet (AOP (right), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
+ offset++;
+ }
goto release;
}
/* pointer to generic pointer */
if (IS_GENPTR (ctype))
- {
- if (IS_PTR (type))
- p_type = DCL_TYPE (type);
- else
- {
- if (SPEC_SCLS(etype)==S_REGISTER) {
- // let's assume it is a generic pointer
- p_type=GPOINTER;
- } else {
- /* we have to go by the storage class */
- p_type = PTR_TYPE (SPEC_OCLS (etype));
- }
- }
-
- /* the first two bytes are known */
- size = GPTRSIZE - 1;
- offset = 0;
- while (size--)
- {
- aopPut (AOP (result),
- aopGet (AOP (right), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
- offset++;
- }
- /* the last byte depending on type */
- {
- int gpVal = pointerTypeToGPByte(p_type, NULL, NULL);
- char gpValStr[10];
-
- if (gpVal == -1)
- {
- // pointerTypeToGPByte will have bitched.
- exit(1);
- }
-
- sprintf(gpValStr, "#0x%d", gpVal);
- aopPut (AOP (result), gpValStr, GPTRSIZE - 1, isOperandVolatile (result, FALSE));
- }
- goto release;
- }
+ {
+ if (IS_PTR (type))
+ p_type = DCL_TYPE (type);
+ else
+ {
+ if (SPEC_SCLS(etype)==S_REGISTER) {
+ // let's assume it is a generic pointer
+ p_type=GPOINTER;
+ } else {
+ /* we have to go by the storage class */
+ p_type = PTR_TYPE (SPEC_OCLS (etype));
+ }
+ }
+
+ /* the first two bytes are known */
+ size = GPTRSIZE - 1;
+ offset = 0;
+ while (size--)
+ {
+ aopPut (AOP (result),
+ aopGet (AOP (right), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
+ offset++;
+ }
+ /* the last byte depending on type */
+ {
+ int gpVal = pointerTypeToGPByte(p_type, NULL, NULL);
+ char gpValStr[10];
+
+ if (gpVal == -1)
+ {
+ // pointerTypeToGPByte will have bitched.
+ exit(1);
+ }
+
+ sprintf(gpValStr, "#0x%d", gpVal);
+ aopPut (AOP (result), gpValStr, GPTRSIZE - 1, isOperandVolatile (result, FALSE));
+ }
+ goto release;
+ }
/* just copy the pointers */
size = AOP_SIZE (result);
offset = 0;
while (size--)
- {
- aopPut (AOP (result),
- aopGet (AOP (right), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
- offset++;
- }
+ {
+ aopPut (AOP (result),
+ aopGet (AOP (right), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
+ offset++;
+ }
goto release;
}
while (size--)
{
aopPut (AOP (result),
- aopGet (AOP (right), offset, FALSE, FALSE),
- offset,
- isOperandVolatile (result, FALSE));
+ aopGet (AOP (right), offset, FALSE, FALSE),
+ offset,
+ isOperandVolatile (result, FALSE));
offset++;
}
if (!IS_SPEC (rtype) || SPEC_USIGN (rtype) || AOP_TYPE(right)==AOP_CRY)
{
while (size--)
- aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), zero, offset++, isOperandVolatile (result, FALSE));
}
else
{
/* we need to extend the sign :{ */
char *l = aopGet (AOP (right), AOP_SIZE (right) - 1,
- FALSE, FALSE);
+ FALSE, FALSE);
MOVA (l);
emitcode ("rlc", "a");
emitcode ("subb", "a,acc");
while (size--)
- aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
+ aopPut (AOP (result), "a", offset++, isOperandVolatile (result, FALSE));
}
/* we are done hurray !!!! */
{
/* Something is hopelessly wrong */
fprintf(stderr, "*** warning: internal error at %s:%d\n",
- __FILE__, __LINE__);
+ __FILE__, __LINE__);
/* We can just give up; the generated code will be inefficient,
* but what the hey.
*/
else if (IS_AOP_PREG (IC_RESULT (ic)))
{
emitcode ("dec", "%s",
- aopGet (AOP (IC_RESULT (ic)), 0, FALSE, FALSE));
+ aopGet (AOP (IC_RESULT (ic)), 0, FALSE, FALSE));
MOVA (aopGet (AOP (IC_RESULT (ic)), 0, FALSE, FALSE));
emitcode ("jnz", "%05d$", lbl->key + 100);
}
else
{
emitcode ("djnz", "%s,%05d$", aopGet (AOP (IC_RESULT (ic)), 0, FALSE, FALSE),
- lbl->key + 100);
+ lbl->key + 100);
}
emitcode ("sjmp", "%05d$", lbl1->key + 100);
emitcode ("", "%05d$:", lbl->key + 100);
if (ic->argreg == 1) { /* first parameter */
if (isOperandInFarSpace (IC_RESULT (ic)) &&
- (OP_SYMBOL (IC_RESULT (ic))->isspilt ||
- IS_TRUE_SYMOP (IC_RESULT (ic)))) {
-
- regs *tempRegs[4];
- int receivingA = 0;
- int roffset = 0;
-
- for (offset = 0; offset<size; offset++)
- if (!strcmp (fReturn[offset], "a"))
- receivingA = 1;
-
- if (!receivingA)
- {
- if (size==1 || getTempRegs(tempRegs, size-1, ic))
- {
- for (offset = size-1; offset>0; offset--)
- emitcode("mov","%s,%s", tempRegs[roffset++]->name, fReturn[offset]);
- emitcode("mov","a,%s", fReturn[0]);
- _G.accInUse++;
- aopOp (IC_RESULT (ic), ic, FALSE);
- _G.accInUse--;
- aopPut (AOP (IC_RESULT (ic)), "a", offset,
- isOperandVolatile (IC_RESULT (ic), FALSE));
- for (offset = 1; offset<size; offset++)
- aopPut (AOP (IC_RESULT (ic)), tempRegs[--roffset]->name, offset,
- isOperandVolatile (IC_RESULT (ic), FALSE));
- goto release;
- }
- }
- else
- {
- if (getTempRegs(tempRegs, size, ic))
- {
- for (offset = 0; offset<size; offset++)
- emitcode("mov","%s,%s", tempRegs[offset]->name, fReturn[offset]);
- aopOp (IC_RESULT (ic), ic, FALSE);
- for (offset = 0; offset<size; offset++)
- aopPut (AOP (IC_RESULT (ic)), tempRegs[offset]->name, offset,
- isOperandVolatile (IC_RESULT (ic), FALSE));
- goto release;
- }
- }
-
- offset = fReturnSizeMCS51 - size;
- while (size--) {
- emitcode ("push", "%s", (strcmp (fReturn[fReturnSizeMCS51 - offset - 1], "a") ?
- fReturn[fReturnSizeMCS51 - offset - 1] : "acc"));
- offset++;
- }
- aopOp (IC_RESULT (ic), ic, FALSE);
- size = AOP_SIZE (IC_RESULT (ic));
- offset = 0;
- while (size--) {
- emitcode ("pop", "acc");
- aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
- }
+ (OP_SYMBOL (IC_RESULT (ic))->isspilt ||
+ IS_TRUE_SYMOP (IC_RESULT (ic)))) {
+
+ regs *tempRegs[4];
+ int receivingA = 0;
+ int roffset = 0;
+
+ for (offset = 0; offset<size; offset++)
+ if (!strcmp (fReturn[offset], "a"))
+ receivingA = 1;
+
+ if (!receivingA)
+ {
+ if (size==1 || getTempRegs(tempRegs, size-1, ic))
+ {
+ for (offset = size-1; offset>0; offset--)
+ emitcode("mov","%s,%s", tempRegs[roffset++]->name, fReturn[offset]);
+ emitcode("mov","a,%s", fReturn[0]);
+ _G.accInUse++;
+ aopOp (IC_RESULT (ic), ic, FALSE);
+ _G.accInUse--;
+ aopPut (AOP (IC_RESULT (ic)), "a", offset,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
+ for (offset = 1; offset<size; offset++)
+ aopPut (AOP (IC_RESULT (ic)), tempRegs[--roffset]->name, offset,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
+ goto release;
+ }
+ }
+ else
+ {
+ if (getTempRegs(tempRegs, size, ic))
+ {
+ for (offset = 0; offset<size; offset++)
+ emitcode("mov","%s,%s", tempRegs[offset]->name, fReturn[offset]);
+ aopOp (IC_RESULT (ic), ic, FALSE);
+ for (offset = 0; offset<size; offset++)
+ aopPut (AOP (IC_RESULT (ic)), tempRegs[offset]->name, offset,
+ isOperandVolatile (IC_RESULT (ic), FALSE));
+ goto release;
+ }
+ }
+
+ offset = fReturnSizeMCS51 - size;
+ while (size--) {
+ emitcode ("push", "%s", (strcmp (fReturn[fReturnSizeMCS51 - offset - 1], "a") ?
+ fReturn[fReturnSizeMCS51 - offset - 1] : "acc"));
+ offset++;
+ }
+ aopOp (IC_RESULT (ic), ic, FALSE);
+ size = AOP_SIZE (IC_RESULT (ic));
+ offset = 0;
+ while (size--) {
+ emitcode ("pop", "acc");
+ aopPut (AOP (IC_RESULT (ic)), "a", offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
+ }
} else {
- _G.accInUse++;
- aopOp (IC_RESULT (ic), ic, FALSE);
- _G.accInUse--;
- assignResultValue (IC_RESULT (ic));
+ _G.accInUse++;
+ aopOp (IC_RESULT (ic), ic, FALSE);
+ _G.accInUse--;
+ assignResultValue (IC_RESULT (ic));
}
} else { /* second receive onwards */
int rb1off ;
aopOp (IC_RESULT (ic), ic, FALSE);
rb1off = ic->argreg;
while (size--) {
- aopPut (AOP (IC_RESULT (ic)), rb1regs[rb1off++ -5], offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
+ aopPut (AOP (IC_RESULT (ic)), rb1regs[rb1off++ -5], offset++, isOperandVolatile (IC_RESULT (ic), FALSE));
}
}
if (AOP_TYPE (op) == AOP_CRY)
emitcode ("mov", "c,%s", AOP (op)->aopu.aop_dir);
else
- {
- /* bit variables done */
- /* general case */
- size = AOP_SIZE (op);
- offset = 0;
- while (size--)
- {
- MOVA (aopGet (AOP (op), offset, FALSE, FALSE));
- offset++;
- }
- }
+ {
+ /* bit variables done */
+ /* general case */
+ size = AOP_SIZE (op);
+ offset = 0;
+ while (size--)
+ {
+ MOVA (aopGet (AOP (op), offset, FALSE, FALSE));
+ offset++;
+ }
+ }
freeAsmop (op, NULL, ic, TRUE);
}
if (AOP_TYPE (op) == AOP_CRY)
emitcode ("mov", "c,%s", AOP (op)->aopu.aop_dir);
else
- {
- /* bit variables done */
- /* general case */
- size = AOP_SIZE (op);
- offset = 0;
- while (size--)
- {
- MOVA (aopGet (AOP (op), offset, FALSE, FALSE));
- offset++;
- }
- }
+ {
+ /* bit variables done */
+ /* general case */
+ size = AOP_SIZE (op);
+ offset = 0;
+ while (size--)
+ {
+ MOVA (aopGet (AOP (op), offset, FALSE, FALSE));
+ offset++;
+ }
+ }
freeAsmop (op, NULL, ic, TRUE);
}
aopOp (IC_RIGHT (ic), ic, FALSE);
if (AOP_TYPE (IC_RIGHT (ic)) == AOP_CRY)
{
- emitcode ("mov", "c,%s", IC_RIGHT (ic)->aop->aopu.aop_dir);
+ emitcode ("mov", "c,%s", IC_RIGHT (ic)->aop->aopu.aop_dir);
emitcode ("mov", "ea,c");
}
else
_G.current_iCode = ic;
if (ic->lineno && cln != ic->lineno)
- {
- if (options.debug)
- {
- debugFile->writeCLine(ic);
- }
- if (!options.noCcodeInAsm) {
- emitcode ("", ";%s:%d: %s", ic->filename, ic->lineno,
- printCLine(ic->filename, ic->lineno));
- }
- cln = ic->lineno;
- }
+ {
+ if (options.debug)
+ {
+ debugFile->writeCLine(ic);
+ }
+ if (!options.noCcodeInAsm) {
+ emitcode ("", ";%s:%d: %s", ic->filename, ic->lineno,
+ printCLine(ic->filename, ic->lineno));
+ }
+ cln = ic->lineno;
+ }
#if 0
if (ic->seqPoint && ic->seqPoint != cseq)
{
- emitcode ("", "; sequence point %d", ic->seqPoint);
- cseq = ic->seqPoint;
- }
+ emitcode ("", "; sequence point %d", ic->seqPoint);
+ cseq = ic->seqPoint;
+ }
#endif
if (options.iCodeInAsm) {
- char regsInUse[80];
- int i;
-
- for (i=0; i<8; i++) {
- sprintf (®sInUse[i],
- "%c", ic->riu & (1<<i) ? i+'0' : '-');
- }
- regsInUse[i]=0;
- emitcode("", "; [%s] ic:%d: %s", regsInUse, ic->seq, printILine(ic));
+ char regsInUse[80];
+ int i;
+
+ for (i=0; i<8; i++) {
+ sprintf (®sInUse[i],
+ "%c", ic->riu & (1<<i) ? i+'0' : '-');
+ }
+ regsInUse[i]=0;
+ emitcode("", "; [%s] ic:%d: %s", regsInUse, ic->seq, printILine(ic));
}
/* if the result is marked as
spilt and rematerializable or code for
this has already been generated then
do nothing */
if (resultRemat (ic) || ic->generated)
- continue;
+ continue;
/* depending on the operation */
switch (ic->op)
- {
- case '!':
- genNot (ic);
- break;
-
- case '~':
- genCpl (ic);
- break;
-
- case UNARYMINUS:
- genUminus (ic);
- break;
-
- case IPUSH:
- genIpush (ic);
- break;
-
- case IPOP:
- /* IPOP happens only when trying to restore a
- spilt live range, if there is an ifx statement
- following this pop then the if statement might
- be using some of the registers being popped which
- would destory the contents of the register so
- we need to check for this condition and handle it */
- if (ic->next &&
- ic->next->op == IFX &&
- regsInCommon (IC_LEFT (ic), IC_COND (ic->next)))
- genIfx (ic->next, ic);
- else
- genIpop (ic);
- break;
-
- case CALL:
- genCall (ic);
- break;
-
- case PCALL:
- genPcall (ic);
- break;
-
- case FUNCTION:
- genFunction (ic);
- break;
-
- case ENDFUNCTION:
- genEndFunction (ic);
- break;
-
- case RETURN:
- genRet (ic);
- break;
-
- case LABEL:
- genLabel (ic);
- break;
-
- case GOTO:
- genGoto (ic);
- break;
-
- case '+':
- genPlus (ic);
- break;
-
- case '-':
- if (!genDjnz (ic, ifxForOp (IC_RESULT (ic), ic)))
- genMinus (ic);
- break;
-
- case '*':
- genMult (ic);
- break;
-
- case '/':
- genDiv (ic);
- break;
-
- case '%':
- genMod (ic);
- break;
-
- case '>':
- genCmpGt (ic, ifxForOp (IC_RESULT (ic), ic));
- break;
-
- case '<':
- genCmpLt (ic, ifxForOp (IC_RESULT (ic), ic));
- break;
-
- case LE_OP:
- case GE_OP:
- case NE_OP:
-
- /* note these two are xlated by algebraic equivalence
- during parsing SDCC.y */
- werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
- "got '>=' or '<=' shouldn't have come here");
- break;
-
- case EQ_OP:
- genCmpEq (ic, ifxForOp (IC_RESULT (ic), ic));
- break;
-
- case AND_OP:
- genAndOp (ic);
- break;
-
- case OR_OP:
- genOrOp (ic);
- break;
-
- case '^':
- genXor (ic, ifxForOp (IC_RESULT (ic), ic));
- break;
-
- case '|':
- genOr (ic, ifxForOp (IC_RESULT (ic), ic));
- break;
-
- case BITWISEAND:
- genAnd (ic, ifxForOp (IC_RESULT (ic), ic));
- break;
-
- case INLINEASM:
- genInline (ic);
- break;
-
- case RRC:
- genRRC (ic);
- break;
-
- case RLC:
- genRLC (ic);
- break;
-
- case GETHBIT:
- genGetHbit (ic);
- break;
-
- case LEFT_OP:
- genLeftShift (ic);
- break;
-
- case RIGHT_OP:
- genRightShift (ic);
- break;
-
- case GET_VALUE_AT_ADDRESS:
- genPointerGet (ic, hasInc(IC_LEFT(ic),ic,getSize(operandType(IC_RESULT(ic)))));
- break;
-
- case '=':
- if (POINTER_SET (ic))
- genPointerSet (ic, hasInc (IC_RESULT(ic),ic,getSize(operandType(IC_RIGHT(ic)))));
- else
- genAssign (ic);
- break;
-
- case IFX:
- genIfx (ic, NULL);
- break;
-
- case ADDRESS_OF:
- genAddrOf (ic);
- break;
-
- case JUMPTABLE:
- genJumpTab (ic);
- break;
-
- case CAST:
- genCast (ic);
- break;
-
- case RECEIVE:
- genReceive (ic);
- break;
-
- case SEND:
- addSet (&_G.sendSet, ic);
- break;
-
- case DUMMY_READ_VOLATILE:
- genDummyRead (ic);
- break;
-
- case CRITICAL:
- genCritical (ic);
- break;
-
- case ENDCRITICAL:
- genEndCritical (ic);
- break;
-
- case SWAP:
- genSwap (ic);
- break;
-
- default:
- ic = ic;
- }
+ {
+ case '!':
+ genNot (ic);
+ break;
+
+ case '~':
+ genCpl (ic);
+ break;
+
+ case UNARYMINUS:
+ genUminus (ic);
+ break;
+
+ case IPUSH:
+ genIpush (ic);
+ break;
+
+ case IPOP:
+ /* IPOP happens only when trying to restore a
+ spilt live range, if there is an ifx statement
+ following this pop then the if statement might
+ be using some of the registers being popped which
+ would destory the contents of the register so
+ we need to check for this condition and handle it */
+ if (ic->next &&
+ ic->next->op == IFX &&
+ regsInCommon (IC_LEFT (ic), IC_COND (ic->next)))
+ genIfx (ic->next, ic);
+ else
+ genIpop (ic);
+ break;
+
+ case CALL:
+ genCall (ic);
+ break;
+
+ case PCALL:
+ genPcall (ic);
+ break;
+
+ case FUNCTION:
+ genFunction (ic);
+ break;
+
+ case ENDFUNCTION:
+ genEndFunction (ic);
+ break;
+
+ case RETURN:
+ genRet (ic);
+ break;
+
+ case LABEL:
+ genLabel (ic);
+ break;
+
+ case GOTO:
+ genGoto (ic);
+ break;
+
+ case '+':
+ genPlus (ic);
+ break;
+
+ case '-':
+ if (!genDjnz (ic, ifxForOp (IC_RESULT (ic), ic)))
+ genMinus (ic);
+ break;
+
+ case '*':
+ genMult (ic);
+ break;
+
+ case '/':
+ genDiv (ic);
+ break;
+
+ case '%':
+ genMod (ic);
+ break;
+
+ case '>':
+ genCmpGt (ic, ifxForOp (IC_RESULT (ic), ic));
+ break;
+
+ case '<':
+ genCmpLt (ic, ifxForOp (IC_RESULT (ic), ic));
+ break;
+
+ case LE_OP:
+ case GE_OP:
+ case NE_OP:
+
+ /* note these two are xlated by algebraic equivalence
+ during parsing SDCC.y */
+ werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
+ "got '>=' or '<=' shouldn't have come here");
+ break;
+
+ case EQ_OP:
+ genCmpEq (ic, ifxForOp (IC_RESULT (ic), ic));
+ break;
+
+ case AND_OP:
+ genAndOp (ic);
+ break;
+
+ case OR_OP:
+ genOrOp (ic);
+ break;
+
+ case '^':
+ genXor (ic, ifxForOp (IC_RESULT (ic), ic));
+ break;
+
+ case '|':
+ genOr (ic, ifxForOp (IC_RESULT (ic), ic));
+ break;
+
+ case BITWISEAND:
+ genAnd (ic, ifxForOp (IC_RESULT (ic), ic));
+ break;
+
+ case INLINEASM:
+ genInline (ic);
+ break;
+
+ case RRC:
+ genRRC (ic);
+ break;
+
+ case RLC:
+ genRLC (ic);
+ break;
+
+ case GETHBIT:
+ genGetHbit (ic);
+ break;
+
+ case LEFT_OP:
+ genLeftShift (ic);
+ break;
+
+ case RIGHT_OP:
+ genRightShift (ic);
+ break;
+
+ case GET_VALUE_AT_ADDRESS:
+ genPointerGet (ic, hasInc(IC_LEFT(ic),ic,getSize(operandType(IC_RESULT(ic)))));
+ break;
+
+ case '=':
+ if (POINTER_SET (ic))
+ genPointerSet (ic, hasInc (IC_RESULT(ic),ic,getSize(operandType(IC_RIGHT(ic)))));
+ else
+ genAssign (ic);
+ break;
+
+ case IFX:
+ genIfx (ic, NULL);
+ break;
+
+ case ADDRESS_OF:
+ genAddrOf (ic);
+ break;
+
+ case JUMPTABLE:
+ genJumpTab (ic);
+ break;
+
+ case CAST:
+ genCast (ic);
+ break;
+
+ case RECEIVE:
+ genReceive (ic);
+ break;
+
+ case SEND:
+ addSet (&_G.sendSet, ic);
+ break;
+
+ case DUMMY_READ_VOLATILE:
+ genDummyRead (ic);
+ break;
+
+ case CRITICAL:
+ genCritical (ic);
+ break;
+
+ case ENDCRITICAL:
+ genEndCritical (ic);
+ break;
+
+ case SWAP:
+ genSwap (ic);
+ break;
+
+ default:
+ ic = ic;
+ }
}
_G.current_iCode = NULL;
projects / fw / sdcc / blobdiff