NULL
};
-extern int rewinds;
+/* rewinds declared in asm.c, function printCLine().
+ * Currently commented out.
+ *
+ * extern int rewinds;
+ */
void _xa51_genAssemblerEnd (FILE * of)
{
//fprintf (stderr, "Did %d rewind%c for c-line in asm comments\n", rewinds,
//rewinds==1 ? '\0' : 's');
}
-void xa51_assignRegisters (eBBlock ** ebbs, int count);
+void xa51_assignRegisters (ebbIndex *);
static int regParmFlg = 0; /* determine if we can register a parameter */
}
static void
-_xa51_reset_regparm ()
+_xa51_reset_regparm (void)
{
regParmFlg = 0;
}
return 1;
}
+/* Indicate which extended bit operations this port supports */
+static bool
+hasExtBitOp (int op, int size)
+{
+ if (op == RRC
+ || op == RLC
+ || op == GETHBIT
+ )
+ return TRUE;
+ else
+ return FALSE;
+}
+
+/* Indicate the expense of an access to an output storage class */
+static int
+oclsExpense (struct memmap *oclass)
+{
+ if (IN_FARSPACE(oclass))
+ return 1;
+
+ return 0;
+}
+
+
/** $1 is always the basename.
$2 is always the output file.
$3 varies
"MCU 80C51XA", /* Target name */
NULL, /* Processor name */
{
+ glue,
FALSE, /* Emit glue around main */
MODEL_PAGE0,
MODEL_PAGE0
_linkCmd,
NULL,
NULL,
- ".rel"
+ ".rel",
+ 1
},
{
_defaultRules
"CSEG (CODE)",
"DSEG (DATA)",
NULL, //"ISEG (DATA)",
+ NULL, //"PSEG (PAG,XDATA)",
"XSEG (XDATA)",
"BSEG (BIT)",
NULL, //"RSEG (DATA)",
"HOME (CODE)",
"XISEG (XDATA)", // initialized xdata
"XINIT (CODE)", // a code copy of xiseg
+ "CONST (CODE)", // const_name - const data (code or not)
NULL, // default local map
NULL, // default global map
1
},
+ { NULL, NULL },
{
-1, // stack grows down
0, // bank overhead NUY
{
2, -2
},
+ {
+ xa51_emitDebuggerSymbol
+ },
+ {
+ 255/3, /* maxCount */
+ 3, /* sizeofElement */
+ /* The rest of these costs are bogus. They approximate */
+ /* the behavior of src/SDCCicode.c 1.207 and earlier. */
+ {4,4,4}, /* sizeofMatchJump[] */
+ {0,0,0}, /* sizeofRangeCompare[] */
+ 0, /* sizeofSubtract */
+ 3, /* sizeofDispatch */
+ },
"_",
_xa51_init,
_xa51_parseOptions,
NULL,
+ NULL,
_xa51_finaliseOptions,
_xa51_setDefaultOptions,
xa51_assignRegisters,
_xa51_genAssemblerEnd,
_xa51_genIVT,
_xa51_genXINIT,
+ NULL, /* genInitStartup */
_xa51_reset_regparm,
_xa51_regparm,
NULL, // process_pragma()
NULL, // getMangledFunctionName()
NULL, // hasNativeMulFor()
+ hasExtBitOp, /* hasExtBitOp */
+ oclsExpense, /* oclsExpense */
TRUE, // use_dw_for_init
+ TRUE, /* little endian */
0, /* leave lt */
0, /* leave gt */
1, /* transform <= to ! > */