X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=ChangeLog;h=48183fe74dc9f91b5d06e59cad4e27c53d8c21a6;hb=a8b6b80ff9fcad4aba5bb339e95db62f75f9eb61;hp=608a80f4398e03f2831f3d8941817534dc187041;hpb=a0df5f7e9b47a96bef4a94b8c96692f0156acec0;p=fw%2Fsdcc diff --git a/ChangeLog b/ChangeLog index 608a80f4..48183fe7 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,9 +1,594 @@ +2006-01-27 Bernhard Held + + * src/SDCC.y: fixed bug #716242, exchanged pointer and function + declarator in the symbol chain + * src/SDCCsymt.h, + * src/SDCCsymt.c (processFuncPtrArgs): added, removes "(void)" + parameter list for function pointers + * src/SDCCast.c (decorateType): added call of processFuncPtrArgs() + * support/regression/tests/bug-716242.c: added + +2006-01-20 Bernhard Held + + * src/SDCCicode.c (geniCodeAdd, geniCodeArray): use char for array + offset if possible + * src/SDCCast.c (getLeftResultType): 255 fits in char, not 256 + +2006-01-18 Bernhard Held + + * src/SDCCast.c (backPatchLabels): fixed bug #1408066: made it + inifinitely recurseable, added static + * support/regression/tests/bug-1408066.c: added + +2006-01-17 Bernhard Held + + * src/SDCCicode.h, + * src/SDCCicode.c (newiTempPreheaderLabel, newiTempLoopHeaderLabel): + renamed, added possibility to create "postLoopLbl"-labels + * src/SDCCBBlock.c (iCodeBreakDown): renamed newiTempPreheaderLabel to + newiTempLoopHeaderLabel + * src/SDCCloop.c (newInduction, newRegion, backEdges, insertIntoLoop, + isNotInBlocks, addToExitsMarkDepth, createLoop, dominatedBy, + addDefInExprs, assignmentsToSym, isOperandInvariant, pointerAssigned, + hasNonPtrUse, loopInvariants, addressTaken, findInduction, + findDefInRegion, mergeRegions, ifMerged, mergeInnerLoops): made static, + (pinduction, pregion, hasIncomingDefs, findLoopEndSeq): disabled, + (basicInduction): fixed bug #136564, made static, + (loopInduction): changed parameter of basicInduction, made static, + (addPostLoopBlock): added + * src/SDCCloop.h: removed backEdges, pregion, pinduction, + loopOptimizations, addressTaken, findDefInRegion, hasIncomingDefs, + findLoopEndSeq + * support/regression/tests/bug-136564.c: added + * support/regression/ports/mcs51-xstack-auto/spec.mk: added + --std-sdcc99 to LIBSDCCFLAGS + +2006-01-16 Bernhard Held + + * src/SDCCicode.c (geniCodeIfx): fix bug 1406131: always false + while loop + * support/regression/tests/bug-1406131.c: added + +2005-12-31 Bernhard Held + + * src/SDCCast.c (decorateType): fix promotion of unary minus + * src/SDCCsymt.c (computeType): beautified + * src/SDCCval.c (cheapestVal): beautified, old non-Ansi version removed, + (valUnaryPM, valComplement): fix sign and promotion, + (valNot): ANSI: result type is int (SDCC: unsigned char) + * support/regression/tests/uminus.c: speedup by removing superflous + test case 'int' + * support/regression/tests/onebyte.c: added promotion and signedness + tests for unary minus + * support/regressions/tests/bug-477927.c: disable warning about + uninitialized variables + * support/regression/tests/not.c: added + +2005-12-28 Bernhard Held + + * device/lib/Makefile.in: added --std-sdcc99 to CFLAGS + * src/mcs51/gen.c (gen51Code): show final register usage after + fillGaps in asm with --i-code-in-asm + * src/SDCClrange.c (sequenceiCode, setLiveFrom, setLiveTo, + markLiveRanges, markAlive, findNextUseSym, findNextUse, unvisitBlocks, + incUsed, rliveClear, adjustIChain): made static, + (setFromRange): excluded because it's unused, + (findPrevUseSym, markWholeLoop): added, + (findPrevUse): rewritten; fixes bug 895992; now a complete search + through all branches of predecessors enables sdcc to emit the warning + W_LOCAL_NOINIT, marking of outermost loop was incomplete, + (rlivePoint): made static, added parameter emitWarnings which is only + true during the first run out of two, + (findRecursiveSucc, findRecursivePred): removed, + (computeLiveRanges): made static, added parameter emitWarnings, + (dumpIcRlive): added for debugging only + * src/SDCClrange.h: added boolean parameter to computeLiveRanges(), + removed prototype of setFromRange() + * src/SDCCopt.c (eBBlockFromiCode): added new parameter emitWarnings + in call of computeLiveRanges() + * support/regression/tests/bug-895992.c: added + * support/regression/tests/bug-971834.c: added + * support/valdiag/tests/bug-895992.c: added + * support/valdiag/tests/bug-971834.c: added + +2005-12-18 Raphael Neider + + * src/pic16/gen.c: added IS_DIRECT macro for "direct" operands, + (genUnpackBits): improved code for direct operands, + (genPackBits): improved code for literal assignment to bitfields + and for direct destination operands (no FSR indirection), + prevented redundant AND, fixes #1362800, + (AccLsh): added parameter to disable masking of the result + * src/pic16/pcode.c (pic16_safepCodeUnlink): fixed to work with + skip instructions with side-effects (like incfsz), + (pic16_pCodeIsAlive): suppress verbose output unless pcode_verbose, + * src/pic16/pcoderegs.c (RemoveRegsFromSet): removed annoying warning + * device/lib/pic16/Makefile.common.in: added --asm=@GPASM@ to CC, + fixes #1375263 + +2005-12-11 Bernhard Held + + * src/SDCCicode.c (geniCodeAssign): fixed bug 11369874, don't use + volatile variables as spill location + +2005-12-10 Bernhard Held + + * src/SDCCcse.c (findCheaperOp): fixed bug 1376320, copy signedness to + replacing literals + * support/regression/tests/bug-1376320.c: added + +2005-12-08 Raphael Neider + + * src/pic/device.c: renamed is_shared to pic14_is_shared + * src/pic/gen.c (genIfx): re-enabled handling of sbits + * src/pic/glue.c (emitSymbolToFile): added workaround for sbits, + (is_valid_identifier): added for above workaround + +2005-12-07 Maarten Brock + + * device/lib/Makefile.in: fixed to enable port-specific-objects + * device/lib/ds390/i2c390.c (BitOutI2C): optimized by making bout unsigned + char, thanks Hubert Sack + * doc/sdccman.lyx: documented --xstack-loc, + elaborated a bit more on interrupts and pitfalls, + removed "setjmp/longjmp unsupported", + documented some unsupported C99 features + * src/SDCCmain.c (linkEdit): adapted default lib path for --stack-auto + * src/SDCCpeeph.c (readRules): inserted patch 1367130 for finding missing + if, thanks Hubert Sack + * src/mcs51/gen.c (genEndFunction): enabled "pop psw" for regbank 0 isr + * support/regression/Makefile.in: test-mcs51-stack-auto no longer needs to + make make_library + * support/regression/get_ticks.py: new, get cpu cycles and code size, so + regression tests can report resource usage (rfe 700441) + * support/regression/collate-results.py: report resource usage + * support/regression/ports/ds390/spec.mk, + * support/regression/ports/hc08/spec.mk, + * support/regression/ports/mcs51/spec.mk, + * support/regression/ports/ucz80/spec.mk: run sim output through get_ticks + * support/regression/ports/ds390/uCsim.cmd, + * support/regression/ports/hc08/uCsim.cmd, + * support/regression/ports/mcs51/uCsim.cmd, + * support/regression/ports/ucz80/uCsim.cmd: inserted "state" to report time + * support/regression/ports/mcs51-stack-auto/spec.mk: no need to build the + library, use the default one + * support/regression/ports/mcs51-xstack-auto/spec.mk: inserted rules for + building the library + +2005-12-06 Maarten Brock + + * config.dsp: added dependency on .version and configure_vc.awk + * device/include/setjmp.h: updated for --stack-auto and --xstack + * device/include/mcs51/at89c51snd1c.h: corrected line endings + * device/include/mcs51/XC866.h: added, thanks Llewellyn van Zyl + * device/lib/_setjmp.c: updated for --stack-auto and --xstack + * device/lib/libsdcc.lib: added _setjmp + * src/SDCCast.c (createIvalCharPtr): fixed warnings, + (decorateType): fixed bug 1372851, + (optimizeGetHbit): fixed warning + * src/SDCCglue.c (printIvalChar, printIvalArray): adapted for flexible + array initialisation + * support/regression/tests/bug1057979.c: added test for bug 1358192 + * support/regression/tests/setjmp.c: added, test for setjmp/longjmp + +2005-12-03 Borut Razem + + * support/scripts/sdcc.nsi: added /SOLID option to "SetCompressor lzma" + command since the NSIS was upgraded to version 2.11 on CF x86-linux2 + +2005-11-29 Bernhard Held + + * src/SDCCast.c (createIvalStruct, createIvalArray, createIvalPtr, + createIval): implement symbol independant "flexible array member", + (createIvalCharPtr): implemented flexible array initialisation with a + string + * src/SDCCsymt.c (copyStruct): removed, + (getSize): fixed misleading comment, + (getAllocSize): removed, the additional allocation size is now in + sym->flexArrayLength, + (checkStructFlexArray): new, syntax checks for flexible array members, + (compStructSize): added syntax checks for "flexible array members" + (copyStruct): removed, + (copyLinkChain): removed inefficient fix for bug 770487 + * src/SDCCglue.c (emitRegularMap): getAllocSize has been removed + * src/SDCCsymt.h: added structdef.b_flexArrayMember and + symbol->flexArrayLength + * src/SDCCerr.c, + * src/SDCCerr.h: added W_INVALID_FLEXARRAY, W_C89_NO_FLEXARRAY, + E_FLEXARRAY_NOTATEND and E_FLEXARRAY_INEMPTYSTRCT + * support/regression/tests/structflexarray.c: added + * support/valdiag/tests/structflexiblearray.c: added + +2005-11-29 Bernhard Held + + * src/SDCCast.c (decorateType): fixed bug 1368489 + * support/Util/SDCCerr.c, + * support/Util/SDCCerr.h: added warning W_CMP_SU_CHAR + +2005-11-28 Frieder Ferlemann + + * device/include/mcs51/at89c51snd1c.h: added file submitted by + Weston T. Schmidt , patch #1368001 + +2005-11-27 Borut Razem + + * support/cpp2/cppinit.c, support/cpp2/cpplib.h, support/cpp2/mkdeps.c, + support/cpp2/mkdeps.h: added command line option + -obj-ext= to SDCPP to define object file externion, used + for generation of make dependencies (-M) + * src/SDCCmain.c: pass -obj-ext= to SDCPP + +2005-11-26 Borut Razem + + * support/scripts/sdcc.nsi: added small-stack-auto libraries, + added missing device/lib/mcs51/crt*.asm, pic and pic16 sources, + added pic and pic16 libraries + +2005-11-26 Jesus Calvino-Fraga + + * device/include/float.h: Corrected typo in prototype of __fsgt + +2005-11-25 Borut Razem + + * sdcc/device/lib/Makefile.in, sdcc/device/lib/incl.mk: + added creation of model-mcs51-stack-auto libraries + +2005-11-24 Bernhard Held + + * src/SDCCsymt.c (copyLinkChain): fixed bug 770487, copy structdef + and fields-list too + * src/SDCCast.c (createIvalArray): removed obsolete comment + +2005-11-24 Borut Razem + + * sdcc/device/lib/Makefile.in: remove all unnecessary files, 2nd try..., + added missing device/lib/mcs51/crt*.asm sources + +2005-11-23 Bernhard Held + + * src/SDCCast.c (createIvalCharPtr): fixed bug 1348271 + +2005-11-22 Maarten Brock + + * device/lib/_fs2schar.c, + * device/lib/_fs2sint.c, + * device/lib/_fs2slong.c: optimized inline asm + +2005-11-21 Jesus Calvino-Fraga + + * device/lib/_fs2slong.c, device/lib/_fs2sint.c, device/lib/_fs2char.c: + Better handling of floats between -1.0 and 0.0. + +2005-11-20 Frieder Ferlemann + + * src/mcs51/peeph.def: added missing "if"s as noted by Hubert Sack. + (the missing "if"s prohibited removal of redundant labels) + +2005-11-19 Jesus Calvino-Fraga + + * device/lib/_fs2slong.c, device/lib/_fs2sint.c, device/lib/_fs2char.c: + Properly convert floats between -1.0 and 0.0 to long, int, and char + types (max integer value of negative floats tends to zero). + * device/lib/modff.c, device/lib/ceilf.c, device/lib/floorf.c: + Removed changes made so to work properly with floats between + -1.0 and 0.0, as the problem is fixed in _fs2slong.c, _fs2sint.c, + and _fs2char.c + +2005-11-18 Bernhard Held + + * 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 + +2005-11-18 Borut Razem + + * 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 + +2005-11-18 Jesus Calvino-Fraga + + * device/lib/modff.c, device/lib/ceilf.c, device/lib/floorf.c: + Now they work properly with floats between -1.0 and 0.0 + * device/lib/printf_large.c: Removed temporary patch for bug 1358192 + +2005-11-18 Maarten Brock + + * src/SDCCicode.c (printOperand): added missing else + +2005-11-18 Bernhard Held + + * src/SDCCsymt.c (computeType): fixed bug 1358192: added missing else, + reformatted for better readability + * src/mcs51/gen.c (genUnpackBits): initial, incomplete support for + signed bitfields + +2005-11-17 Borut Razem + + * device/lib/pic16/Makefile.rules, device/lib/pic16/Makefile.subdir: + introduced 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. + * sdcc/device/lib/Makefile.in: added library sources for mcs51, small, + medium, large, pic and pic16 + +2005-11-16 Jesus Calvino-Fraga + + * device/lib/printf_large.c: Temporary patch for bug 1358192: + printf("%f"...) sets fraction to zero. + +2005-11-16 Raphael Neider + + * src/pic/pcode.c (LinkFlow): handle empty flows correctly, + fixes #1357221 + * src/pic/gen.c (genIfx): implemented for CARRY bit + * src/pic16/gen.c (genAssign,genCast): fixed assigning/casting + to generic pointers, fixes #1357332, + (pic16_movLit2f): NEW, + (pic16_storeForReturn,genDataPointerSet): use pic16_movLit2f + +2005-11-14 Maarten Brock + + * src/SDCCmain.c (parseCmdLine): fixed bug 1356800, thanks rsudjian + +2005-11-11 Raphael Neider + + * 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 + +2005-11-09 Borut Razem + + * support/scripts/sdcc.nsi: added lib/pic to the package + +2005-11-08 Maarten Brock + + * src/SDCCval.c (valUnaryPM): fixed bug 1350699 + +2005-11-06 Maarten Brock + + * support/regression/tests/bug1348008.c: added + * src/mcs51/gen.c (saveRBank, unsaveRBank): fixed bug 1348008 + * support/regression/tests/bug1337835.c: updated comment + +2005-11-06 Borut Razem + + * sim/ucsim/error.cc, sim/ucsim/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/set.cc, sim/ucsim/cmd.src/show.cc: + dynamic construction of cl_error_class and derivates - 2.nd try + +2005-11-05 Borut Razem + + * sim/ucsim/sim.src/error.cc: fixed uninitialized class member variable + bug, which caused Bus Errors on sparc solaris + +2005-11-04 Borut Razem + + * sim/ucsim/error.cc, sim/ucsim/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 + +2005-11-02 Borut Razem + + * sim/ucsim/cmd.src/cmdutil.cc, sim/ucsim/cmd.src/newcmd.cc: + corrected typo - #include + +2005-11-02 Maarten Brock + + * src/asm.c (printILine): always close tmpFile, thanks Beau E. Cox, + (_asxxxx_mapping): added org directive for future enhancements + +2005-11-01 Borut Razem + + * sim/ucsim/app.cc, sim/ucsim/cmd.src/cmdutil.cc, sim/ucsim/cmd.src/newcmd.cc: + enabled sockets on WIN32 + * sim/ucsim/cmd.src/newcmd.cc: fixed bug with uninitialized variables + +2005-10-31 Borut Razem + + * support/regression/generate-cases.py: escape backslashes in {testcase}: + WIN32 backslash path delimiters should be escaped when used in C strings + * support/regression/tests/bitfields.c: exclude failing assertions for + __CYGWIN32__ and __MINGW32__ hosts + +2005-10-30 Borut Razem + + * src/SDCCutil.c: corrected double comparison typo + +2005-10-30 Maarten Brock + + * 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 + * doc/sdccman.lyx: documented 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 + +2005-10-28 Bernhard Held + + * src/SDCCsymt.c (compStructSize): make bitfields without (un)signed + specifier unsigned + * device/lib/time.c (mktime): fixed bug 1334315 + +2005-10-28 Raphael Neider + + * device/include/pic/p16f_common.inc: added common declarations + * src/pic/ralloc.c (initStack): moved regs *r to block start for Alpha + +2005-10-27 Maarten Brock + + * 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 + +2005-10-27 Raphael Neider + + * doc/sdccman.lyx: corrected version (should be 2.5.4 not 2.5.5) + +2005-10-27 Raphael Neider + + * .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 + +2005-10-27 Maarten Brock + + * 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 + +2005-10-26 Raphael Neider + + * 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 + 2005-10-26 Bernhard Held * 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/SDCCval.c (constVal): fixed bug 1305065 2005-10-25 Bernhard Held