bernhardheld [Fri, 18 Nov 2005 22:33:33 +0000 (22:33 +0000)]
* src/SDCCcse.c (ReplaceOpWithCheaperOp): minor fix for debugging only
* src/mcs51/gen.c (genUnpackBits): better code and a fix,
(genCast) cosmetic change
* src/ds390/gen.c (genUnpackBits, ): ported from mcs51
* src/ds390/ralloc.c (packRegsForAssign): ported fix for bitfields from mcs51
* support/regression/tests/bitfields (testSignedBitfields): added
borutr [Fri, 18 Nov 2005 21:51:38 +0000 (21:51 +0000)]
* sdcc/device/lib/Makefile.in: remove all unnecessary files
* device/lib/pic/Makefile.rules, device/lib/pic16/Makefile.subdir:
introduced SILENT option to make building of pic16 libraries less
borutr [Thu, 17 Nov 2005 18:25:51 +0000 (18:25 +0000)]
* device/lib/pic16/Makefile.rules, device/lib/pic16/Makefile.subdir:
itroduced SILENT option to make building of pic16 libraries less
verbose - used for nightly snapshot build
* doc/sdccman.lyx: documented that SDCDB and ucSim are currently not
available on Win32 platforms.
tecodev [Fri, 11 Nov 2005 23:09:56 +0000 (23:09 +0000)]
* src/pic/gen.c: handle FPOINTERS like POINTERS everywhere
* src/pic16/gen.c (pic16_derefPtr): now works for non-pointers as well,
compute pointer's type from operand,
(genUnpackBits,genPackBits): handle FPOINTERS correctly, re-indented,
improved single bit reads, fixes bug #1353379
borutr [Fri, 4 Nov 2005 18:38:26 +0000 (18:38 +0000)]
* sim/ucsim/cmd.src/error.cc, sim/ucsim/cmd.src/errorcl.h,
sim/ucsim/sim.src/stack.cc, sim/ucsim/sim.src/stackcl.h,
sim/ucsim/sim.src/uc.cc, sim/ucsim/sim.src/uccl.h,
sim/ucsim/sim.src/mem.cc, sim/ucsim/sim.src/memcl.h,
sim/ucsim/cmd.src/cmdconf.cc: dynamic construction of cl_error_class
and derivates to resolve the initialization problem on OSX
maartenbrock [Sun, 30 Oct 2005 12:18:12 +0000 (12:18 +0000)]
* device/lib/medium/Makefile: added for new memory model medium
* device/include/asm/mcs51/features.h: updated for medium/pdata
* device/include/mcs51/c8051f120.h: added sfr16/sfr32 definitions,
added Multiply & Accumulate sbit's and MAC0_PAGE define
* device/include/mcs51/c8051f300.h: added sfr16 definitions
* device/include/mcs51/c8051f310.h: added sfr16 definitions
* device/lib/_mullong.c: update for medium model
* device/lib/incl.mk: added medium model
* src/SDCCast.c (isBitAndPow2): simplified using updated powof2
* src/SDCCicode.c (geniCodeMultiply, geniCodeDivision): use updated powof2
* src/SDCCmain.c (optionsTable, linkEdit): enabled medium model
* src/SDCCmem.c (allocIntoSeg): set iaccess for pdata symbols,
(allocParms): set SCLS and OCLS to pdata for medium model
* src/SDCCsymt.c (processFuncArgs): use default_local_map and set iaccess
for pdata,
(powof2): return <0 if not power of 2
* src/avr/gen.c (genBitWise): use updated powof2
* src/mcs51/gen.c (genMinusDec): use acc if necessary,
(shiftR2Left2Result): small optimization in setup, save acc when storing,
(shiftLLeftOrResult): use B if necessary
* src/mcs51/main.c (_mcs51_finaliseOptions, mcs51_port): added medium model
* src/mcs51/peeph.def: renamed 226 to 226.b, added 226.a
* src/pic/main.c (_pic14_do_link): made void parameter list explicit
* support/regression/Makefile.in: added test-mcs51-medium
* support/regression/ports/mcs51-medium/spec.mk: added to test medium model
maartenbrock [Thu, 27 Oct 2005 21:05:38 +0000 (21:05 +0000)]
* src/mcs51/gen.c (getTempRegs): return 0 if not enough registers found,
(aopPutUsesAcc): added to predict accumulator use,
(assignResultValue): save acc if necessary,
(genMinusDec): store result if indirectly addressed,
(genDivOneByte): save acc if necessary,
(movLeft2Result): bugfix if left already in acc,
(genAnd, genOr, genXor, shiftL2Left2Result, shiftR2Left2Result): pay more
attention to accumulator use (esp. pdata),
(genReceive): receive pdata correctly
* src/SDCCicode.c (isOperandInPagedSpace): added to detect pdata operands
* src/SDCCicode.h: added isOperandInPagedSpace prototype
tecodev [Thu, 27 Oct 2005 19:32:46 +0000 (19:32 +0000)]
* .version: changed version to 2.5.4
* doc/sdccman.lyx: changed version to 2.5.4, added some remarks to PIC14
* device/lib/pic/libsdcc/{_mulint.c,_mullong.c}: use unsigned literals,
(_divschar.c,divuchar.c,_mulchar.c,_modschar.c,_moduchar): NEW,
arithmetics support routines
* device/lib/pic/Makefile.rules: have assembler sources preprocessed
* device/lib/Makefile.in: also create installdir for pic
* src/SDCCopt.c (cnvToFcall): mark support routines `extern' for
pic14 port as well
* src/pic/device.c (dump_sfr): rewritten to delegate register
placement to the linker (use `extern sym' rather than sym EQU addr),
(validAddress): fixed to check last specified address
* src/pic/gen.c (aopForSym): added code to deal with array (useless?),
(popGetLit): truncate literal value to 8 bit,
(popGet): moved assert to more appropriate place
(popGetExternal): create pCode operand from and mark the according
symbol as being `extern'
(popGetAddr): added sanity check on immediate's offset, provide
GPOINTER tag on demand
(aopPut): fixed for immediates,
(mov2w_op): move operand's address or contents to WREG (depending on
operand type), safer variant of mov2w,
(movwf,call_libraryfunc): NEW, handy abbreviations,
(get_argument_pcop,get_return_val_pcop,pass_argument,
get_returnvalue): interface for accessing function parameters and
return values,
(assignResultValuei,genRet): use new parameter/return value interface
(pic14_getDataSize): back to old version handling generic pointers,
(pic14_toBoolean,genNot,genCpl,genCmpEq,genOrOp): heavily rewritten,
provided implementation and/or fixed old one,
(genMultOneByte,genDivOneByte,genModOneByte): implemented as library
calls, removed legacy 8051 reference code
(AccLsh,AccRsh): rewritten and fixed to deal with signed operands
(loadSignToC): NEW, move the operands sign bit to CARRY,
(genGenericShift): NEW, replaces genLeftShift, genRightShift and
genRightShiftSigned, accepts negative shift counts,
(setup_fsr): load FSR and adjust IRP (indirect memory access),
(emitPtrByteGet,emitPtrByteSet): rewritten, now works with
generic pointers, __data pointers and __code pointers,
(genUnpackBits,genPackBits): rewritten to work with generic pointers
and signed bitfields, limit bitfields to 8 bit,
(genDataPointerGet): fixed number of bytes read,
(genGenPointerGet,genConstPointerGet): fixed bitfield access,
(genPointerGet,genPointerSet): fixed handling of __code pointers,
pointers to constant data are no longer assumed to point to __code
space, removed invalid pointer types,
(bitpatternFromVal): retrieve the PICs representation of an integer
or float literal,
(genDataPointerSet): fixed assigning to po_immediate operands,
(genGenPointerSet): implemented as library call,
(genIfx): fixed incorrect condition,
(genAddrOf): limit generic pointers' addresses to 2 bytes,
provide GPOINTER tag according to destination's storage class,
(genCast): added code to handle casting to generic pointers, added
sign-/zero extension of the result
(aop_isLitLike,op_isLitLike): fixed handling of immediates
* src/pic/gen.h: added macros to access IRP bit in STATUS register
* src/pic/genarith.c (genAddLit): use min(result's,left's) size, sign
extend the result
* src/pic/glue.c (is_shared_address,is_shared): check whether a given
address/register resides in the shared banks
(emitSymbolToFile): improved to handle global and `pinned' symbols,
put all variables into separate sections (have the linker arrange
them)
(picglue): put init code and interrupt handlers in separate sections
* src/pic/main.c: added port specific options table, modified to PORT
structure to make GPOINTERs 3 byte, added pic14_options
(_pic14_do_link): private linking routine (update paths to libraries,
add libsdcc.lib by default)
* src/pic/main.h: declare pic14_options
* src/pic/pcode.c: fixed instructions i/o relations,
(RegCond): reverted to correct version,
(newpCodeOpLit): truncate literals to 8 bit,
(genericPrint): added debug output,
(getRegFromInstruction): fixed for various operand types, simplified
(BuildFlow): fixed broken handling of isntructions with labels
(LinkFlow): start at last instruction in flow (skip trailing comments),
pass the flow on to the next instruction after CALL
(pCodeReplace): NEW, replace a pCode and move meta data to the new one
(insertPCodeInstruction): fixed inserting after a skip instruction,
(DoBankSelect): fixed for labeled instructions
(OptimizepBlock): honor --nopeep switch
(AnalyzeFlow,ReuseReg): prevent crash on source files with no function
* src/pic/pcodepeep.c (pCodePeepMatchRule): prevent NULL pointer accesses
* src/pic/pcoderegs.c (regIsLocal): NEW, check visibility of a register
(pCodeOptime2pCodes): allow disabling this optimization via
--no-pcode-opt due seldomly occuring bugs, fixed some conditions
but is still buggy), started implementation of a dataflow based
pCode optimization (CSE + dead code elimination)
(pCodeRegMapLiveRangesInFlow): removed bogus inCond
* src/pic/ralloc.c (initStack): renamed stack registers to STK%d, the new
names are independant of the stack location and therefore portable across
devices
maartenbrock [Thu, 27 Oct 2005 14:21:46 +0000 (14:21 +0000)]
* src/mcs51/ralloc.c (bitType): added to detect bit variables,
(selectSpil): fixed bug 1337835 by not spilling bit variables
* support/regression/tests/bug1337835.c: added test for this bug
* src/mcs51/peeph.def: restart after rule 3.c,
addded rules 263.x to optimize loading constants
tecodev [Wed, 26 Oct 2005 11:08:11 +0000 (11:08 +0000)]
* src/SDCCsymt.c (compStructSize): allow signed bitfields for PIC ports
* src/pic16/gen.c (genUnpackBits): support signed bitfields,
(genAssign): emit warning when casting literals to generic pointer
type, also applies when taking the address of a fixed variable,
(genCast): improved casting to generic pointers
* src/pic16/glue.c (pic16emitStaticSeg): fixed(?) handling of fixed
extern variables, added verbose error message
* device/include/pic16/{string.h,errno.h}: added #pragma library c
bernhardheld [Wed, 26 Oct 2005 06:48:27 +0000 (06:48 +0000)]
* src/mcs51/gen.c (genMinus): fixed bug 1270906: reverse subtraction, carry must be complemented too
* src/mcs51/peeph.def: addded rule 262 to remove double cpl c, which could be emitted by genMinus
* src/SDCC.y: added tokens GETABIT, GETBYTE, GETWORD
* src/SDCCast.c (optimizeGetHbit): updated to also accept bool=expr&(1<<n),
(optimizeGetAbit): new, to get any bit, not only the high bit,
(optimizeGetByte): new, to get a byte from a (long) int: expr>>(8*n),
(optimizeGetWord): new, to get a word from a long int: expr>>(8*n),
(isConformingBody): also check GETABIT, GETBYTE, GETWORD,
(decorateType): '&': also try GETABIT, GETBYTE, GETWORD optimization,
RIGHT_OP: also try GETBYTE, GETWORD optimization,
GETABIT, GETBYTE, GETWORD: decorate them,
(isShiftRightLitVal, isBitAndPowOf2): new helper functions,
(ast_print): added GETABIT, GETBYTE, GETWORD
* src/SDCCcse.c (isSignedOp): added GETABIT, GETBYTE, GETWORD
* src/SDCCicode.c (codeTable): added GETABIT, GETBYTE, GETWORD,
(geniCodeBinary): new generic binary icode,
(ast2iCode): added GETABIT, GETBYTE, GETWORD
* src/port.h: updated comment for PORT.hasExtBitOp
* src/mcs51/gen.c (genGetAbit): new, to get any single bit,
(genGetByte): new, to get a single byte,
(genGetWord): new, to get a word from a long,
(gen51Code): added GETABIT, GETBYTE, GETWORD
* src/mcs51/main.c (hasExtBitOp): added GETABIT, GETBYTE, GETWORD
* configure.in, configure: have device/lib/pic configured
* device/lib/Makefile.in: added model-pic14
* device/lib/clean.mk: added pic/ to clean rule
* device/lib/pic: added rudimentary pic14 library providing support
functions for multiplication/division/generic pointer access
* src/SDCCopt.c (convilong): mark support functions as extern
for pic14 port as well
* src/pic/gen.c (genMult): added assertions,
(genpic14Code): emit warning on unhandled iCodes
* src/pic/main.c (_hasNativeMulFor): return true only for 8x8 bit
* src/pic/pcode.c (pCodeOpCopy),
* src/pic16/pcodepeep.c (pic16_pCodeOpCopy): fixed handling of various
pCodeOpReg-subtypes (PO_{STATUS,INTCON,PCL,PCLATH,PCLATU,BSR,
SFR_REGISTER}), made safe for future extensions
* src/pic16/pcode.c (pic16_safepCodeUnlink): allow for removal of
instructions even if preceeded by SKIP instructions (also remove
them); removed unused code
* src/pic16/pcode.h: added arg2 to pCodeOpLit to match pCodeOpLit2,
prevents leaving parts of the structure uninitialized after copying
* device/include/pic16/pic18f1220.h,
device/lib/pic16/libdev/pic18f1220.c: added ECCPAS sfr and bitfield
* device/lib/pic16/Makefile.rules: added missing opening paren
* src/pic16/gen.c (pic16_genNot,pic16_genCpl): removed as these
are provided in genutils.c,
(genUminusFloat,genUminus,genCmpEq): added asserts on different
operand/result sizes,
(genCmp): assert on NULL pointers first, then check deref'ed values
* src/pic16/genutils.c (pic16_genCpl): fixed for different operand/
result size
* src/pic16/gen.c (genFarPointerGet,genFarPointerSet): removed
as these are now unused,
(genPointerGet,genPointerSet): handle FPOINTERs like POINTERs
* src/pic16/pcode.c (pic16_symIsSpecial): assume REG_TMPs to be
local, avoids uninitialized pointer dereference on r->name
* src/pic16/ralloc.c (newReg): fixed indentation
* .version: changed to version 2.5.3
* doc/sdccman.lyx: changed version to 2.5.3,
documented --codeseg and --constseg and pragma codeseg and constseg,
documented bit parameters (reentrant) and bit returning
* src/SDCCicode.c (geniCodeReceive): fixed (possible) bug generating
currFunc->recvSize, but is this ok for all ports?
(ast2iCode): result of ~ on unsigned char must be cast to int for
bool to work
* src/SDCCmem.c (allocGlobal, allocLocal): don't put bit returning
function pointers in bit space
* src/SDCCsymt.c (checkSClass): allow bit returning function pointers,
(processFuncArgs): call port.reg_parm() with reentrancy info
* src/port.h,
* src/avr/main.c,
* src/ds390/main.c,
* src/hc08/main.c,
* src/pic/main.c,
* src/pic16/main.c,
* src/xa51/main.c,
* src/z80/main.c: port.reg_parm prototype extended with
"bool reentrant" parameter
* src/mcs51/main.c (_mcs51_regparm): use parameter reentrant instead of
options.stackAuto for allocating bit register parameters
* src/mcs51/gen.c (genNot): optimized complementing direct bit,
(genSend): set BitBankUsed if it is,
(selectRegBank): factored out of genCall for use in genPcall,
(genCall): removed redundant dtype assignmen, use selectRegBank,
(genPcall): handle returning in Carry properly, save in F0 if needed,
(genReceive): handle bit register parameters
* src/mcs51/ralloc.c (updateRegUsage): update BitBankUsed along the way,
(mcs51_assignRegisters): enable bit registers for all reentrant
functions and don't set BitBankUsed unconditionally
* src/mcs51/peeph.def (177.d): fixed bug if %2==%3
* support/regression/tests/bitvars.c: enable tests for SDCC_STACK_AUTO
* support/regression/tests/funptrs.c: added tests for BOOL and for return
borutr [Sat, 27 Aug 2005 08:10:02 +0000 (08:10 +0000)]
* device/lib/Makefile.in: cp on sparc-solaris (SunOS) and on ppc-osx (Darwin) does not support -u option. It seems that it is supported only on Linux - GNU cp
sdcc-builder [Thu, 25 Aug 2005 19:25:47 +0000 (19:25 +0000)]
* sim/ucsim/gui.src/serio.src/Makefile.in, sim/ucsim/s51.src/Makefile.in, sim/ucsim/avr.src/Makefile.in, sim/ucsim/z80.src/Makefile.in, sim/ucsim/hc08.src/Makefile.in, sim/ucsim/xa.src/Makefile.in: install -s changed to 2 steps: install and strip, since the strip at /usr/ccs/bin should be used on solaris
maartenbrock [Tue, 23 Aug 2005 18:59:52 +0000 (18:59 +0000)]
* as/mcs51/aslink.h: completed lkrloc.c prototypes
* as/mcs51/lkmain.c (link_main): fixed warning
* device/include/stdbool.h: ds390 has no advanced bit support yet
* src/SDCC.y: use SPEC_SHORT and renamed _signed to b_signed
* src/SDCCsymt.c: use SPEC_SHORT and renamed _signed to b_signed
* src/SDCCsymt.h (struct specifier): renamed _xxx bitfields to b_xxx
and updated their macros
* src/SDCCval.c (constVal): updated comment for renamed b_long
maartenbrock [Mon, 22 Aug 2005 21:00:12 +0000 (21:00 +0000)]
* as/mcs51/asdata.c: changed ctype['['] to BINOP
* as/mcs51/asexpr.c (expr): added case '[' for bit access in bdata,
(term): abused bit 15 of s_addr to indicate bit-addressable bytes,
(oprio): set priority for '['
* as/mcs51/aslink.h: added define R_BIT, and prototypes for adb_bit
and adb_24_bit
* as/mcs51/asm.h: added defines R_BIT and S_BIT
* as/mcs51/lkarea.c (lnksect2): use T for seg BIT_BANK and overlay it
* as/mcs51/lkdata.c: changed ctype['['] to BINOP
* as/mcs51/lkmain.c (Areas51): rel2 contains 12 (=C) areas now,
added overlayable BIT_BANK area
* as/mcs51/lkmem.c (summary): add BIT_BANK to BSEG_BYTES in the report,
(summary2): explain 'T' in legenda
* as/mcs51/lkrloc.c: replaced old K&R style,
(relr): added R_BIT processing,
(errmsg): added "Bit-addressable relocation error",
(adb_bit): added for converting from byte- to bit-addressable space,
(adb_24_bit): added for converting from byte- to bit-addressable space
* device/include/stdbool.h: changed BOOL to __bit for mcs51 as it can be
used in reentrant functions now even as return value
* device/lib/_gptrput.c (_gptrput): removed obsolete code
* src/SDCCast.c (resultTypePropagate): also propagate AND_OP and OR_OP,
(decorateType): case '!', GETHBIT, AND_OP, OR_OP: result in bool or char
* src/SDCCglobl.h: added indicator BitBankUsed
* src/SDCCglue.c (glue): emit area BIT_BANK with byte 'bits' and equ's for
the bit registers b0-b7
* src/SDCCicode.c (operandFromSymbol): removed IS_BITVAR check,
(geniCodeCast): fixed bug 1263853,
(geniCodeLogicAndOr): put result in bool or char,
(geniCodeReceive): added parameter func for accessing the return type,
(geniCodeFunctionBody): pass func to geniCodeReceive
* src/SDCCmain.c: added indicator BitBankUsed
* src/SDCCmem.c (allocLocal): explicitly set sclass for V_BIT
* src/SDCCsymt.c (newBoolLink): added for creating a bool/bit,
(checkSClass): don't put automatic bool/bit on stack,
(checkFunction): removed check on function cannot return bit
* src/SDCCsymt.h: added newBoolLink prototype
* src/mcs51/gen.c (rb1regs): added bit registers,
(movc): created for assigning to carry,
(pushReg, popReg): created for pushing registers,
(sameRegs): check both AOP_REG and AOP_CRY types,
(aopOp): handle bit registers,
(aopPut): optimization no self-assign,
(saveRegisters): push reg->base (bits) only once for bit registers,
and use pushReg,
(unsaveRegisters): pop reg->base only once and use popReg,
(assignResultValue): added parameter func and return in carry for bits,
(genIpush): optimization no reload in A if not changed,
(genSend): bit parameters in reentrant functions are passed in bit
registers by first assigning to bits in B, then save registers and
copy B to bits,
(genCall): handle returning in Carry properly, save it in F0 if needed,
(genPcall): updated assignResultValue call, this is not safe yet for bit
returning function !!!
(genFunction): don't generate equ's for bit registers and use pushReg,
(genEndFunction): take care of bit returning functions and use popReg,
(genRet): return bit in Carry,
(genIfx): optimize bit registers and other directly addressable bits,
(genReceive): updated assignResultValue call
* src/mcs51/main.c (_mcs51_reset_regparm): added regBitParmFlg,
(_mcs51_regparm): allow passing of upto 8 bit parameters in bit
registers when using stack-auto
* src/mcs51/ralloc.c (_G): added allBitregs,
(regs8051): added the bit registers,
(createStackSpil): use macro IS_BIT,
(getRegBit): added to allocate a bit register, else spill,
(getRegBitNoSpil): added to allocate a bit register, else a gpr,
(updateRegUsage): factored out to ease stepping while debugging,
(serialRegAssign): use updateRegUsage, only spill bits if necessary,
also allocate bit registers,
(fillGaps): handle bit registers,
(findAllBitregs): added to create bit vector with all bit registers,
(mcs51_allBitregs): returns this bit vector,
(mcs51_assignRegisters): when using stack-auto use bit registers for
passing parameters and creating local variables
* src/mcs51/ralloc.h: added B0_IDX..B7_IDX and prototype mcs51_allBitregs
borutr [Sat, 20 Aug 2005 18:51:10 +0000 (18:51 +0000)]
* device/lib/Makefile.in: cp on sparc-solaris (SunOS) does not support -u option
* as/Makefile: find on sparc-solaris does not support -maxdepth option
borutr [Sat, 20 Aug 2005 13:00:26 +0000 (13:00 +0000)]
* configure, configure.in: added tests for libsocket and libnsl libraries,
requred by sdcdb on sparc-solaris
* device/lib/pic16/Makefile.common.in: force make to use bash shell
* sim/ucsim/libtool: regenerated on sparc-solaris
* sim/ucsim/avr.src/Makefile.in, sim/ucsim/hc08.src/Makefile.in,
sim/ucsim/s51.src/Makefile.in, sim/ucsim/xa.src/Makefile.in,
sim/ucsim/z80.src/Makefile.in: removed GNU ld specific linker options
-Wl,--start-group and -Wl,--end-group to enable ucsim compilation on
sparc-solaris, which doesn't use GNU ld linker
frief [Tue, 16 Aug 2005 20:59:28 +0000 (20:59 +0000)]
device/lib/_gptrget.c,
device/lib/_gptrput.c: slightly shorter
doc/sdccman.lyx: incremented version
src/mcs51/peeph.def: moved peephole comments to the line of first
change to better keep line correlation, reanimated 186.e src/mcs51/peeph.def: renamed similar peepholes by using suffixes