X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=ChangeLog;h=4d2e1adea04a48ec887a5b70fa4e94ca2844ab62;hb=c0a17955b1c4fe4010e44bce96f26434a4ad9e73;hp=f8d861fc883f8a16b7aa7b0034e2b5d02c1c42c4;hpb=d099bf409e2025b8cfbfe76dddf7c1b0ed7b8ad5;p=fw%2Fsdcc diff --git a/ChangeLog b/ChangeLog index f8d861fc..90a05598 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,1279 @@ -2003-03-22 Frieder Ferlemann +2003-11-08 Frieder Ferlemann + + * src/mcs51/main.c: fixed bug #838385. Thanks to Josef Pavlik for finding and fixing + * doc/sdccman.lyx: changed from 'article' to 'book' + * doc/Makefile: readded test_suite_spec and cdbfileformat + +2003-11-08 Bernhard Held + + * device/include/stdlib.h: include malloc.h to comply with ANSI + * support/regression/tests/malloc.c: include stdlib.h instead of malloc.h + +2003-11-07 Frieder Ferlemann + + * doc/Makefile: sdccman.pdf should build with correct references (more info in commit msg) + * doc/clean.mk: also remove *.out files + * doc/sdccman.lyx: some additions, larger top/bottom margins + +2003-11-07 Erik Petrich + + * src/SDCC.y: fixed bug #837365 + * support/regression/tests/bitopcse.c + * src/hc08/gen.c (genPointerGet): Don't assume pointer operand is + a symbol (might be valop instead) + * device/lib/Makefile.in: added errno.c to HC08SOURCES + * device/lib/clean.mk: added hc08 to the cleaning list + +2003-11-04 Borut Razem + + * configure, configure.in, sdcc_vc_in.h, sdcconf_in.h: reverted changes, + made 2003-11-04 + * support/Util/NewAlloc.c, as/hc08/lklibr.c, as/mcs51/lklibr.c, + as/z80/aslist.c, as/z80/assym.c: removed inclusion of nonstandard malloc.h; + malloc is declared in standard stdlib.h + +2003-11-06 Erik Petrich + + * device/lib/hc08/Makefile: need to clean .rel not .o files + * src/hc08/gen.c (genDjnz): can't use djnz with extended addressing mode + +2003-11-06 Erik Petrich + + * src/port.h, + * src/hc08/main.c, + * src/mcs51/main.c, + * src/ds390/main.c, + * src/z80/main.c, + * src/avr/main.c, + * src/pic/main.c, + * src/pic16/main.c, + * src/xa51/main.c: added hasExtBitOp & oclsExpense functions to ports + * src/SDCCicode.c: changed several IS_FARSPACE tests to isOclsExpensive + tests (which uses the port's oclsExpense function) + * src/SDCC.y, + * src/SDCCast.c, + * src/SDCCicode.c, + * src/hc08/gen.c, + * src/ds390/gen.c, + * src/mcs51/gen.c: added support for the SWAP iCode (RFE #834167) + +2003-11-04 Erik Petrich + + * src/SDCCcse.c (ifxOptimize), + * src/SDCClabel.c (labelIfx, deleteIfx): When the condition to + an IFX iCode is volatile, convert to DUMMY_READ_VOLATILE instead + deleting the IFX iCode. + * src/hc08/ralloc.c: reduced unneeded slocs + * src/hc08/gen.c: fixed bug in asmopToBoolean + +2003-11-04 Borut Razem + + * configure, configure.in, sdcc_vc_in.h, sdcconf_in.h, + support/Util/NewAlloc.c, as/hc08/lklibr.c, as/mcs51/lklibr.c, + as/z80/aslist.c, as/z80/assym.c: decision to include malloc.h + transferred to configure + +2003-11-03 Bernhard Held + + Use headers defined in the C[++] standards: + * sim/ucsim/gui.src/serio.src/fileio.cc + * sim/ucsim/gui.src/serio.src/frontend.cc + * sim/ucsim/gui.src/serio.src/main.cc + * sim/ucsim/gui.src/serio.src/posix_signal.cc + * support/Util/NewAlloc.c + * as/hc08/lklibr.c + * as/mcs51/lklibr.c + * as/z80/aslist.c + * as/z80/assym.c + +2003-11-03 Jesus Calvino-Fraga + + * Added MSVC projects for hc08 assembler and linker: + all.dsp, config.dsp, sdcc.dsw, /as/hc08/as_hc08.dsp, + /as/hc08/link_hc08.dsp + +2003-11-03 Martin Helmling + + * debugger/mcs51/cmd.c: allows filename starting with digit(+ some debug) + +2003-11-02 Bernhard Held + + * src/SDCCmain.c (linkEdit): "fixed" again bug #833605 + +2003-11-01 Frieder Ferlemann + + * src/mcs51/main.c: xdata initialization is 13 bytes shorter now + +2003-10-31 Borut Razem + + * support/cpp2/cpplib.h, + support/cpp2/cpplib.c, + support/cpp2/cpplex.c, + support/cpp2/cppinit.c: introduced #pragma preproc_asm [ + | - ] + to switch _asm block preprocessing on / off. Default is + #pragma preproc_asm + + +2003-10-31 Borut Razem + + * support/cpp2/cpplex.c: Fixed _WIN32 problem with CR-CR-LF sequences + when outputting comment blocks (when executed with -C option) and + _asm (SDCPP specific) blocks + +2003-10-31 Erik Petrich + + * as/hc08/lkrloc.c (relr): Fixed ihx output, fixed lastAreaIndex warning + +2003-10-31 Klaus Flittner + + * src/SDCCcse.c (updateSpillLocation): fixed bug #808027 + +2003-10-31 Bernhard Held + + * src/SDCCmain.c (linkEdit): "fixed" bug #833605 + * src/SDCCast.c (decorateType): fixed bug #832664 + +2003-10-31 Borut Razem + + * support\cpp2\cpplex.c: fixed for SDCPP: + comments(when executed with -C option) and _asm blocks + were included even if they where in skipped #if block. + Applied solution from GCC cpp 3.3.2 + +2003-10-31 Borut Razem + + * src/SDCC.lex: sdcc now understands both formats: + '# ' and + '#line ' + * support/cpp2/cppmain.c: sdcpp now generates the standard + '# ' instead of former + '#line ' + +2003-10-30 Borut Razem + + * support/cpp2/cpphash.h, + * support/cpp2/cpplib.h + * support/cpp2/cpplex.c, + * support/cpp2/cppmain.c, + * support/cpp2/cppinit.c: fixed bug #828015 - Syntax variation for _asm character constants + +2003-10-30 Erik Petrich + + Fixed a number of problems revealed by bug #827883. + * src/SDCCloop.c (loopInvariants): Spill location of the + result operand should be recomputed if extracted from + a loop. Also, don't extract assignments of an iTemp + from a literal. + * src/SDCCast.c (isConformingBody): loop reversal should + not occur if the control variable is involved with a + relational operator. + +2003-10-28 Bernhard Held + + * .version: bumped to 2.3.6 to reflect the big improvements + made by Erik and Klaus. Thanks! + +2003-10-28 Klaus Flittner + + Replaced the livrange code. + * src/SDCClrange.c: added new LR code + * src/SDCCloop.c, + * src/SDCCBBlock.h: removed remainig parts from old LR code + * src/ds390/ralloc.c, + * src/ds390/gen.c: minor fixes to make it work with new code + +2003-10-28 Erik Petrich + + * as/hc08/asm.h, + * as/hc08/lkrloc.c, + * src/hc08/gen.c, + * src/hc08/ralloc.c: Fix various warnings related to the hc08 + * src/SDCCicode.c (geniCodePreInc, geniCodePreDec): Fixed bug #829717 + (tweaked fix for bug #818696) + +2003-10-23 Erik Petrich + + * src/z80/ralloc.c (joinPushes): Fixed bug #828742 + +2003-10-23 Erik Petrich + + * src/SDCCmain.c, + * sdccconf_in.h: Fixed bug #828387 (--disable-hc08-port didn't work) + * src/mcs51/gen.c (gencjneshort), + * src/ds390/gen.c (gencjneshort): Made comparison with AOP_IMMD operand + more efficient (per Scott Bronson's suggestion) + +2003-10-22 Erik Petrich + + Extended the semantics of the critical keyword to include + individual statements. See RFE #827755 and #799831 + * src/SDCC.y + * src/SDCCicode.c + * src/SDCCopt.c + * src/SDCCast.c + * support/Util/SDCCerr.c + * support/Util/SDCCerr.h + * src/mcs51/gen.c + * src/ds390/gen.c + * src/hc08/gen.c + +2003-10-19 Borut Razem + + * src/SDCC.lex: fixed bug #825944 - defined yytext_ptr to make it compile with flex 2.5.31 + +2003-10-19 Erik Petrich + + * src/SDCCicode.c (geniCodePreInc, geniCodePreDec, ast2iCode): + Fixed bug #818696 + * src/SDCCast.c (ast_print): Fixed --dumptree so that preincrement + and predecrement operand is displayed + +2003-10-13 Bernhard Held + + * src/SDCCval.c (valMinus): fixed bug #826041 + +2003-10-15 Erik Petrich + + Some hc08 related updates that I missed earlier + * sim/ucsim/stypes.h + * support/regression/ports/hc08/spec.mk + +2003-10-15 Erik Petrich + + New target "hc08" for the Motorola 68hc08 family of micros + + * configure + * configure.in + * Makefile + * src/hc08/* + * src/SDCCmain.c + * src/port.h + * sim/ucsim/hc08.src/* + * sim/ucsim/configure.in + * src/ucsim/configure + * sim/ucsim/packages_in.mk + * as/hc08/* + * as/Makefile + * device/include/mc68hc908qy.h + * device/lib/hc08/* + * device/lib/Makefile.in + * support/regression/ports/hc08/* + * support/regression/Makefile + +2003-10-14 Erik Petrich + + * src/z80/gen.c: fixed bug revealed by ast_constant_folding.c + regression test + * src/ds390/gen.c (genCast): fixed bug #821957 + +2003-10-13 Bernhard Held + + * device/lib/logf.c: "fixed" overlay bug + * support/regression/ports/host/spec.mk: added m library + * support/regression/ports/mcs51-stack-auto/spec.mk: added float funcs + * support/regression/tests/float_trans: added (for Eric) + +2003-10-12 Bernhard Held + + * src/mcs51/gen.c (genCpl): fixed bug + http://sf.net/mailarchive/message.php?msg_id=6263915 + +2003-10-10 Bernhard Held + + * src/SDCCast.c (decorateType): added extended constant folding + * src/SDCCsymt.c (computeType): cleanup + * src/SDCCval.c (valShift): minor optimization + * support/regression/tests/ast_constant_folding.c: added + +2003-10-09 Erik Petrich + + * src/SDCCmain.c: removed some unintended changes + +2003-10-09 Erik Petrich + + * src/SDCCmain.c (setParseWithComma): fixed bug #816685 + * src/z80/gen.c: fixed part of bug #817589 + * src/SDCCsymt.c (checkFunction): fixed bug #817895 + +2003-10-08 Bernhard Held + + Replaced cast (void **) with (void *) to avoid gcc 3 warning: + * src/SDCCcflow.c + * src/SDCCcse.c + * src/SDCCdflow.c + * src/SDCClabel.c + * src/SDCClrange.c + * src/SDCCmem.c + * src/SDCCopt.c + * src/SDCCpeeph.c + * src/SDCCset.c + * src/avr/ralloc.c + * src/ds390/ralloc.c + * src/izt/ralloc.c + * src/mcs51/ralloc.c + * src/pic/ralloc.c + * src/pic16/ralloc.c + * src/xa51/ralloc.c + * src/z80/ralloc.c + * src/z80/gen.c: removed unused label "release:" + +2003-10-06 Borut Razem + + * src/SDCC.lex: removed definition of unused variables + save_optimize and save_options + +2003-10-06 Bernhard Held + + * clean.mk: removed '=' in "-maxdepth=1" + * src/SDCCloop.c: replace LRKLAUS with SDCC_LRKLAUS + * src/SDCClrange.c: replace LRKLAUS with SDCC_LRKLAUS + +2003-10-06 Borut Razem + + * src/SDCC.lex, src/SDCC.lex: use dbuf for "_asm" definitions; + my_unput() replaced by unput() + +2003-10-05 Bernhard Held + + * src/SDCCloop.c (assignmentsToSym, loopInduction): cast argument of + setToNull() to (void *) to avoid gcc3.x's warning: "dereferencing + type-punned pointer will break strict-aliasing rules" + Old LR behaviour is again default; Klaus' LR can be choosen by + defining the environment variable LRKLAUS + * src/SDCCBBlock.h + * src/SDCCloop.c + * src/SDCClrange.c + * src/ds390/ralloc.c (spillThis): applied Klaus' patch + * clean.mk: fixed removal of files in bin/CVS/ + * device/lib/clean.mk: fixed removal of directories small and large + * support/Util/SDCCerr.c: changed W_INT_OVL to ERROR_LEVEL_PEDANTIC + * src/SDCCicode.c, + * src/SDCCval.c: removed superflous test for pedantic + +2003-10-05 Borut Razem + + * src/SDCC.lex, support/Util/SDCCerr.c, sdcc/support/Util/SDCCerr.h: + Fixed bug #816692: introduced new ERROR_LEVEL_PEDANTIC warning + message "unmatched #pragma SAVE and #pragma RESTORE" + +2003-10-04 Frieder Ferlemann + + * doc/sdccman.lyx: various additions and updates (interrupts, inline + assembly, critical functions, atomic, nojtbound) + +2003-10-04 Bernhard Held + + Applied liferange patch from Klaus Flittner + * src/SDCCBBlock.h + * src/SDCCloop.c + * src/SDCCloop.h + * src/SDCClrange.c + +2003-10-03 Erik Petrich + + * src/z80/gen.h, + * src/z80/gen.c (aopOp, aopGet, aopPut, genDummyRead), + * src/mcs51/gen.h + * src/mcs51/gen.c (aopOp, aopGet, aopPut, genDummyRead), + * src/ds390/gen.h + * src/ds390/gen.c (aopOp, aopGet, aopPut, genDummyRead), + * src/SDCCicode.c (ast2iCode, geniCodeDummyRead): Fixed bug #663539 + * src/SDCCopt.c (killDeadCode): Fixed bugs #663539 & #816705 + +2003-10-02 Erik Petrich + + * src/z80/gen.c (genRet): fixed bug #524753 + * src/z80/gen.c (genCast): fixed internal error on cast from + pointer to long + * src/z80/gen.c (_saveRegsForCall, emitCall): adapted Johan's + fix for bug #477835 to the z80 + * src/z80/gen.c (genZ80code, _vemit2, _emit2): added support + for tracking iCodes in the peephole optimizer for z80 + +2003-10-01 Erik Petrich + + * src/SDCCicode.c (geniCodeJumpTable, geniCodeSwitch): fixed + the other part of bug #814548 + * src/SDCCpeeph.c (labelInRange): fixed bug #814558 + +2003-09-30 Bernhard Held + + * src/SDCCcse.c: fixed part of bug #814548 + +2003-09-28 Borut Razem + + * src/asm.c: rewrite of printILine() to use temporary file instead + a pipe + * src/xa51/main.c: commented out declaration of int rewinds + +2003-09-27 Erik Petrich + + * src/SDCCicode.c (geniCodeJumpTable): Fixed bug #813206 + +2003-09-26 Erik Petrich + + * src/SDCCdflow.c (computeDataFlow): Fixed bug #810746 + * src/asm.c (printILine): Fixed bug #811015 + +2003-09-22 Jesus Calvino-Fraga + + *link/z80/lklibr.c, as/mcs51/lklibr.c: Improved memory allocation and + freeing. + +2003-09-21 Erik Petrich + + * src/z80/gen.c (setupToPreserveCarry): Fixed bug #796955 + * src/z80/gen.c (setupPair, genMovePairPair): Fixed setupPair + to correctly handle general case of AOP_PAIRPTR + * src/z80/gen.c (aopGet, aopPut): Generalized AOP_PAIRPTR handling + +2003-09-21 Erik Petrich + + * src/mcs51/ralloc.c (fillGaps), + * src/ds390/ralloc.c (fillGaps): fixed bug #810093 (yet another + register positioning bug) + +2003-09-21 Bernhard Held + + * device/lib/_fsdiv.c: replaced (1<<31) by (1ul<<31) + +2003-09-19 Erik Petrich + + * src/mcs51/gen.c (loadDptrFromOperand, genFarPointerGet, + genCodePointerGet, genGenPointerGet, genFarPointerSet, + genGenPointerSet): handle AOP_DPTR correctly when loading dptr + (ralloc doesn't intentionally do this now, but perhaps later) + * src/mcs51/ralloc.c (serialRegAssign, fillGaps), + * src/ds390/ralloc.c (serialRegAssign, fillGaps): fixed some + register positioning bugs (Fixed bug #762602 and #795325) + * src/SDCCicode.c (geniCodeDerefPtr): Track output class correctly + (Fixed bug #808779) + * src/z80/gen.c: increased _vemit2's buffer[] to handle long + lines that --i-code-in-asm generates + +2003-09-18 Jesus Calvino-Fraga + + *link/z80/lklibr.c, as/mcs51/lklibr.c: Fixed Linux segfaults when + trying to fclose a FILE* that was already closed. + +2003-09-18 Erik Petrich + + * src/SDCCsymt.c (structElemType): fixed bug #808291 (members + of const struct should be treated as if const themselves) + +2003-09-18 Bernhard Held + + * src/SDCCval.c (valPlus, valMinus): fixed bug #808337 + +2003-07-06 Jesus Calvino-Fraga + + * support/librarian/sdcclib.c: Generate correct offsets for libraries with + Unix (/n) and DOS (/r/n) line terminations. + +2003-09-17 Erik Petrich + + * src/SDCCopt.c (cnvFromFloatCast, cnvToFloatCast): fixed + bug #613775 + +2003-09-16 Erik Petrich + + * src/mcs51/gen.c (genFunction, genEndFunction), + * src/ds390/gen.c (genFunction, genEndFunction): Moved save + and restore of EA so that stack offsets to parameters are + correct when using both critical and reentrant/stack-auto. + * src/z80/gen.c (aopOp): removed erroneous assertion about sloc + size (can be triggered in error if sloc is shared between + different sized objects) + * device/include/float.h: fixed macros to explicitly use + unsigned long where needed + +2003-09-15 Bernhard Held + + Feature req. 799831: added code to allow nesting of critical functions + * src/mcs51/gen.c (genFunction, genEndFunction) + * src/ds390/gen.c (genFunction, genEndFunction) + +2003-09-14 Erik Petrich + + * src/SDCCsymt.c (sclsFromPtr), + * src/SDCCsymt.h, + * src/SDCCast.c (decorateType): fixed bug #462971. Also, better + support for standard C idiom of memory mapped variables; for + example, *((xdata int*)0x1234) = 1 is now internally equivalent + to xdata int at 0x1234 tempvar = 1. + * sim/ucsim/z80.src/inst_xd.cc: fixed bug #805483 with patch + provided by Akiya ISHIDA + +2003-09-13 Bernhard Held + + * src/SDCCval.c (cheapestVal): reenabled to reduce int to char + * src/SDCCval.c (constVal): added reduction from int to char + * src/SDCCval.c (valMult, valDiv): fixed sign handling + * src/SDCCval.c (valShift): fixed after change of cheapestVal() + * src/SDCCval.c (valCompare): fixed EQ_OP and NE_OP; they have + to ignore the sign + * support/regression/tests/shifts.c: fixed + +2003-09-13 Erik Petrich + + * src/z80/gen.c (genXor): Fixed bug #805445 + +2003-09-12 Erik Petrich + + Fixed bug #621531 (const & volatile confusion in the type chain). + DCL_PTR_CONST, DCL_PTR_VOLATILE, & IS_PTR_CONST now exclusively + refer to the const or volatile state of the pointer itself. + + * src/SDCCast.c + * src/SDCCglue.c + * src/SDCCicode.c + * src/SDCCsymt.c + * src/SDCCval.c + * src/SDCC.y + * src/SDCCsymt.h + * src/pic/gen.c + * src/pic/ralloc.c + * src/pic16/gen.c + * src/pic16/ralloc.c + * support/regression/tests/const.c + +2003-09-10 Jesus Calvino-Fraga + + When checking for duplicated modules, use absolute paths + instead of relative paths. Files changed: + + * as/mcs51/lklib.c + * link/z80/lklib.c + +2003-09-09 Erik Petrich + + * src/SDCCicode.c (geniCodeLogic): fixed bug #797572 + +2003-09-07 Erik Petrich + + * device/include/string.h: added size_t typedef, changed + prototypes to use size_t, eliminated separate reentrant and + non-reentrant declarations, added _memmove declaration + * device/lib/_memcpy.c: changed to use size_t instead of int, + changed /4 to >>2 to avoid division library call + * device/lib/_memcmp.c, + * device/lib/_memset.c, + * device/lib/_strncat.c, + * device/lib/_strncpy.c, + * device/lib/_strncmp.c: changed to use size_t instead of int + * device/lib/_memmove.c: new file (fixed bug #772294) + * device/lib/Makefile.in: added _memmove.c + * device/lib/z80/asm_strings.s: fixed bug #772290 + * support/regression/tests/bitfields.c: attempt to fix host assertion + failure on amd64-unknown-linux2.2 + +2003-09-06 Erik Petrich + + * src/z80/gen.c (aopPut, spillPairReg): fixed bug #800998 + * src/z80/gen.c (genFunction, genEndFunction): fixed "bug" #774700 + * as/z80/asmain.c (main): fixed bug #801766 + +2003-09-06 Bernhard Held + + * src/SDCCicode.c (ast2iCode): fixed differences in iCode with different + compilers + +2003-09-05 Erik Petrich + + * src/SDCCast.c (isConformingBody): fixed loop reversal bug + reported in bug #800609 + +2003-09-04 Vangelis Rokas + + * Top header beautifications in src/pic16 directory: + device.c, device.h, gen.c, gen.h, genarith.c, glue.c, pcode.c, + pcodeflow.c, pcodeflow.h, pcode.h, pcodepeep.c, pcoderegs.c, + pcoderegs.h, ralloc.c, ralloc.h + * main.c: added top header and GPL license notice + * pcode.c: fixed the if-conditional warning + +2003-09-04 Bernhard Held + + * device/lib/_mullong.c: replaced int by short for gcc + +2003-08-31 Erik Petrich + + * src/SDCCpeeph.c (notVolatile, notVolatileVariable): handle IFX + and JUMPTABLE iCodes properly now (worked by accident before) + * src/mcs51/gen.c (leftRightUseAcc), + * src/ds390/gen.c (leftRightUseAcc): handle IFX and JUMPTABLE + iCode properly now. Use getSize instead of nRegs since a & b + aren't part of the nRegs tally. + +2003-08-31 Vangelis Rokas + + * src/pic16/main.c: corrected offsets of interrupt vectors in _pic16_genIVT() + * src/pic16/pcode.c: fix to disable inserting BANKSEL directive + before instructions that use the _STATUS register + +2003-08-31 Bernhard Held + + * src/mcs51/gen.c (freeAsmop): fixed off by one in stack offset (AOP_STK) + * src/mcs51/gen.c (genNearPointerSet): added missing opcode for + fetching of the pointer + * src/mcs51/gen.c (genNearPointerGet): added reuse of PREG, + copied from genNearPointerSet() + * src/mcs51/gen.c (genNearPointerGet): don't pop r0/r1, if RESULTONSTACK + * src/mcs51/gen.c: changed order of freeAsmop(left/right/result)-calls. + If they pop r0/r1 they must be called in the opposite order than aopOp(). + * device/lib/_mullong.c: fixed for "--model-large --int-long-reent" + (resp. --stack-auto), prepared for --xstack + +2003-08-28 Frieder Ferlemann + + * doc/sdccman.lyx: reverted tables to those in cvs 1.64 + +2003-08-28 Bernhard Held + + * device/lib/_startup.c: quick & dirty fix for ds390/ds400; + these ports have their own __sdcc_external_start() + +2003-08-26 Bernhard Held + + pic patch provided by Slade Rich + * src/pic/glue.c (pic14printPublics): fixed bug introduced when symbol + type for bits was changed. It resulted in bit variables becoming + global, which is not permitted in PIC 14 assembly output. + +2003-08-23 Frieder Ferlemann + + * doc/sdccman.lyx: various additions and updates. Rearranged sections + +2003-08-22 Jesus Calvino-Fraga + + Z80 and MCS51 linkers complaint if a public symbol is defined + in more than one library module: + + * as/mcs51/lklib.c + * link/z80/lklib.c + * as/mcs51/Makefile.in + +2003-08-22 Erik Petrich + + A few small changes that speed up the peephole optimizer. + + * src/SDCCpeeph.c + +2003-08-22 Erik Petrich + + Try to make the peephole optimizer smarter by maintaining + an association between the assembly source code and the + iCodes that originated them. Put this information to use + with a new peephole rule condition "notVolatile" so that + the rules can be aggressive yet still safe. + + * src/SDCCpeeph.c + * src/SDCCpeeph.h + * src/mcs51/gen.c + * src/mcs51/peeph.def + +2003-08-20 Erik Petrich + + Fixed bug #741761 + + * src/mcs51/gen.c (aopForSym, leftRightUseAcc), + * src/ds390/gen.c (aopForSym, leftRightUseAcc): preserve A and B + if the left or right operand symbols have the accuse flag set. + +2003-08-20 Erik Petrich + + Changed the type of the result of the ! (NOT) operator to char; + previously it returned the same type as the source. This allows + us to eliminate all the genFloatNot functions (all of its target + implementations were very buggy) since !float can use the same + code as !long now. + + * src/SDCCicode.c (ast2iCode): ! returns char + * src/mcs51/gen.c (genNot, genNotFloat), + * src/ds390/gen.c (genNot, genNotFloat), + * src/z80/gen.c (genNot, genNotFloat), + * src/pic/gen.c (genNot, genNotFloat), + * src/pic16/gen.c (genNot, genNotFloat): eliminated genNotFloat + +2003-08-19 Bernhard Held + + pic patch provided by Slade Rich + 1. Interrupt would not compile properly. Ensure PCLATH register is saved + during interrupts. Ensure WSAVE is located at a shared bank address. + 2. Fixed page selection in some places + 3. Fixed BTFSS/C to where necessary use registers directly and not simply + the registers name strings. + 4. Fixed "signed / unsigned compare" compiler warnings. + 5. The PIC port manages its own allocation of the general purpose + registers, but makes no attempt to reuse them. As a result when + compiling it soon runs out of general purpose registers. Some + additional code was added to the files pcode.c and device.c to walk + through the function call tree and rename the registers so that they + get reused. + + * src/pic/device.c + * src/pic/gen.c + * src/pic/glue.c + * src/pic/pcode.c + * src/pic/pcode.h + * src/pic/ralloc.c + * src/pic/ralloc.h + * src/pic/genarith.c: Fixed problems with PIC 14 port in functions + genPlus() & genMinus() when the result is the same as left or right + +2003-08-18 Erik Petrich + + * src/z80/gen.c (isUnsplitable, fetchPairLong): fixed bug #770454 + +2003-08-18 Erik Petrich + + Made bitfield a distinct type from bit so that bitfields + convert as per ANSI C and bits retain their traditional + boolean style behaviour. Implemented bitfield support in + the z80 port. + + * src/SDCCsymt.h, + * src/SDCCsymt.c, + * src/SDCCast.c, + * src/cdbFile.c, + * src/mcs51/gen.c, + * src/ds390/gen.c: bit v bitfield split + * src/z80/gen.c: New support for bitfields + * support/regression/tests/bitfields.c: reenabled z80, + added more tests + +2003-08-17 Frieder Ferlemann + + Rules 246.x, 247.x relate to bitfields, the others speed up + access to xdata mapped I/O devices. + + * src/mcs51/peeph.def: added 26 peepholes 246.x - 248.x, 180.x + +2003-08-16 Erik Petrich + + Cleaned up genPackBits and genUnpackBits and added two helper + functions, emitPtrByteGet & emitPtrByteSet. Added optimizations + for literal assignments in genPackBits (thanks to Frieder for + reminding me). + + * src/mcs51/gen.c + * src/ds390/gen.c + +2003-08-16 Erik Petrich + + Fixed bug #748310 (pointer to function type mishandled when the + function name is omitted). Also fixed a SIGSEGV when a function + attribute (reentrant, etc) is used on a non-function or on a + function but misplaced before the parameter list. + + * src/SDCC.y (abstract_declarator, abstract_declaractor2): fixed + bug #748310 + * src/SDCC.y (declarator2_function_attributes): avoided SIGSEGV + * support/Util/SDCCerr.h, + * support/Util/SDCCerr.c: Added func attr misuse error msg + +2003-08-13 Bernhard Held + + Fixed bug #787649 by anonymous + * src/SDCCglue.c (emitRegularMap): added emission of sloc for func ptr + * src/ds390/gen.c (aopForSym): fixed func ptr in sloc + +2003-08-14 Erik Petrich + + Fixed numerous bitfield problems. + + * src/SDCC.y: More bitfield related error checking + * src/SDCCsymt.h, + * src/SDCCsymt.c (compStructSize): fixed bitfield offset calc + * support/Util/SDCCerr.h, + * support/Util/SDCCerr.c: Added & edited some bitfield err msgs + * src/mcs51/gen.c (genPackBits, genUnpackBits): fixed mask bugs + * src/ds390/gen.c (genPackBits, genUnpackBits): fixed mask bugs + * support/regression/tests/bitfields.c: tests added + +2003-08-13 Erik Petrich + + Made the constant following the "interrupt" keyword optional. If + omitted, the function will not automatically be given an entry + in the interrupt vector table (similar to #pragma NOIV, but + less syntacticly kludgy). The interrupt number is also now + range checked. Also fixed a bug in the high order bit example + in the manual. + + * src/SDCC.y + * src/SDCCmem.c + * src/SDCCglue.c + * src/SDCCsymt.h + * support/Util/SDCCerr.c + * support/Util/SDCCerr.h + * doc/sdccman.lyx + +2003-08-13 Bernhard Held + + * src/SDCCcse.c (algebraicOpts): fix bug converting op from value to type + * src/SDCCicode.c (operandOperation): rewritten some ops + (*, ==, unary_minus) to fix possible overflows and to accord with ANSI + * src/SDCCsymt.c (computeType): literals are handled the same way as any + other type + * src/SDCCval.c (cheapestVal): removed, it doesn't accord with ANSI (can + be re-activated by defining REDUCE_LITERALS) + * src/SDCCval.c (constVal): fixed; hex and octal constants can be + unsigned, but are signed by default + * src/SDCCval.c (constVal): rearranged + * src/SDCCval.c (valMod): preliminary fix + * src/SDCCval.c (valCastLiteral): use TYPE_* types + * support/regression/literalop.c: added, work in progress + +2003-08-12 Erik Petrich + + Generate warnings for useless declarations like "char data;" + that don't do what new users expect. + + * src/SDCC.y + * support/Util/SDCCerr.h + * support/Util/SDCCerr.c + +2003-08-09 Bernhard Held + + * src/SDCCval.c (valMult): fix overflow detection of negative int + +2003-08-07 Erik Petrich + + * src/z80/ralloc.c (joinPushes): made compatible with new signedness + + Changes to support big endian targets: + + * src/ports.h + * src/SDCCglue.c + * src/avr/main.c + * src/ds390/main.c + * src/izt/i186.c + * src/mcs51/main.c + * src/pic/main.c + * src/pic16/main.c + * src/xa51/main.c + * src/z80/main.c + +2003-08-06 Bernhard Held + + * src/SDCCval.c (cheapestVal): changed behaviour to the same as constVal() + * device/lib/time.c: fixed warning "integer overflow in expression" + +2003-08-05 Bernhard Held + + * src/SDCCval.c (cheapestVal, valueFromLit): use TYPE_* types + * src/SDCCval.c (constVal): changed default to signed; hex and octal + constants are unsigned; added recognition of "u" flag for unsigned + * src/SDCCval.c (valMult): fixed signdness, added warning for overflow + * src/SDCCval.c (valDiv, valMod): fixed signdness + * src/SDCCicode.c (operandOperation): fixed critical typo; fixed + signedness of modulo, left and right shift + * support/Util/SDCCerr.c: added warning "integer overflow in expression" + * support/Util/SDCCerr.h: added warning W_INT_OVL + * src/SDCCast.c (decorateType): fixed gcc3.3 warning + * src/SDCCast.c (ast_print): improved output of constants + +2003-08-04 Jesus Calvino-Fraga + + Fixed some warnings when building with MSVC: + + * as\mcs51\asdata.c + * as\z80\asdata.c + * as\mcs51\asm.h + * as\z80\asm.h + * link\z80\aslink.h + * link\z80\lkdata.c + * link\z80\lkeval.c + * link\z80\lkgb.c + * link\z80\lkihx.c + * link\z80\lks19.c + * link\z80\lksym.c + * support\cpp2\cpplib.c + * src\ds390\gen.c + * src\mcs51\gen.c + +2003-08-03 Bernhard Held + + * src/SDCCast.c (constExprTree): fix bug #781827 by Carl Worth + +2003-08-01 Jesus Calvino-Fraga + + * support\librarian\clean.mk: Do not remove Makefile. + * support\librarian\Makefile: added. + +2003-08-01 Jesus Calvino-Fraga + + Added librarian to MSVC build: + * all.dsp + * sdcc.dsw + * support\librarian\librarian.dsp + + 'configure' not needed for librarian, removed: + * support\librarian\configure + * support\librarian\configure.in + * support\librarian\config_in.h + * support\librarian\Makefile.in + + Hopefully these ones built the librarian and the rest of sdcc properly: + * Makefile + * Makefile.common.in + + Messed up 'configure', so revert to previous version: + * configure + * configure.in + +2003-07-31 Bernhard Held + + * src/SDCCicode.c (operandOperation): 3. fix, this time for Alpha; ULONG has 64 bits + there, while the mantissa of a double is "only" 53 bits wide. + +2003-07-31 Jesus Calvino-Fraga + + Adding sdcclib to the build. MSVC project coming soon. + Files added/changed: + + * support\librarian\clean.mk + * support\librarian\configure + * support\librarian\configure.in + * support\librarian\config_in.h + * support\librarian\Makefile.bcc + * support\librarian\Makefile.in + * support\librarian\sdcclib.c + * Makefile.bcc + * Makefile + * Makefile.common.in + * configure + * configure.in + +2003-07-29 Jesus Calvino-Fraga + + Linker now complaints if linked modules have conflicting options, for + example, one compiled using --model-large and another one compiled with + --model-small. The following files were modified: + + * as\mcs51\asdata.c + * as\mcs51\aslink.h + * as\mcs51\asm.h + * as\mcs51\asmain.c + * as\mcs51\asout.c + * as\mcs51\i51pst.c + * as\mcs51\lkdata.c + * as\mcs51\lklibr.c + * as\mcs51\lkmain.c + * as\z80\asdata.c + * as\z80\asm.h + * as\z80\asmain.c + * as\z80\asout.c + * as\z80\z80pst.c + * link\z80\aslink.h + * link\z80\lkdata.c + * link\z80\lklibr.c + * link\z80\lkmain.c + * src\SDCCglue.c + +2003-07-28 Jesus Calvino-Fraga + + *link/z80/aslink.h, link/z80/lklibr.c, as/mcs51/aslink.h, + as/mcs51/lklibr.c: Generate a warning when a library is not found. + +2003-07-28 Bernhard Held + + * src/z80/mappings.i: fix _mul[us][int,long] entries + +2003-07-26 Jesus Calvino-Fraga + + *src/SDCCmain.c: do not search for crt0.o when using --nostdlib + +2003-07-24 Bernhard Held + + * src/SDCCicode.c (operandOperation): really fixed problem with bitops + * support/regression/tests/bitopcse.c: added + fixed warning: + * src/avr/gen.c: + * src/pic/gen.c: + * src/pic16/gen.c: + * src/z80/gen.c: + * src/xa51/gen.c: + +2003-07-24 Jesus Calvino-Fraga + + added support for new library format to z80, gbz80 linkers: + *link/z80/aslink.h + *link/z80/lklex.c + *link/z80/lklib.c + *link/z80/lklist.c + +2003-07-24 Bernhard Held + + * src/SDCCicode.c (operandOperation): fixed problem with bitops and 0xffffffff; + after {double d = 0xffffffff; long l = d;} l will be 0x80000000 (LONG_MIN) + +2003-07-23 Bernhard Held + + added DUMMY_READ_VOLATILE: + * src/SDCC.y: + * src/avr/gen.c: + * src/xa51/gen.c: + * src/z80/gen.c: + * src/pic/gen.c: + * src/pic16/gen.c: + * src/mcs51/gen.c: + * src/ds390/gen.c: + * src/SDCCcse.c (algebraicOpts): many improvements + * src/SDCCcse.h: removed algebraicOpts() + * src/SDCCicode.c (picDummyRead): added + +2003-07-23 Jesus Calvino-Fraga + + * as/mcs51/lkmem.c: Changed message "Insufficient DRAM memory" to + "Insufficient space in data memory". + +2003-07-20 Erik Petrich + + * src/mcs51/gen.c: fixed bug #771358 + * src/z80/gen.c: fixed bug #759087 + +2003-07-20 Bernhard Held + + * src/pic16/glue.c: minor cleanup by Vangelis + +2003-07-19 Frieder Ferlemann + + * device/include/regc515c.h: fixed #758477 + * device/lib/_gptrget.c: saving some cycles in generic pointer get + * device/lib/_gptrput.c: saved a few bytes + * my tab spacing is 8, yours too?) + * device/lib/_ser.c: process RX bytes earlier than TX bytes + * device/lib/serial.c: process RX bytes earlier than TX bytes + * src/mcs51/gen.c(genGenPointerGet/Set): removed writing of type after postincrement + +2003-07-18 Erik Petrich + + * src/z80/gen.c: fixed some right shift bugs (#772726 among them) + +2003-07-17 Jesus Calvino-Fraga + + * link/z80/lklibr.c: fixed bug when there is a '.' in a library path. + +2003-07-17 Bernhard Held + + * device/lib/Makefile.in: bad fix, reverted to 1.43 + +2003-07-16 Bernhard Held + + * device/lib/Makefile.in: added missing z80 object files + +2003-07-14 Bernhard Held + + * src/SDCCcse.c (algebraicOpts): CSE fun with &|^ and 0x00/0xff literals + pic16 progress by Vangelis: + * src/SDCCglobl.h: + * src/SDCCmain.c: + * src/pic/Makefile: + * src/pic: + * pic/Makefile: + * pic16/device.c: + * pic16/device.h: + * pic16/gen.c: + * pic16/gen.h: + * pic16/genarith.c: + * pic16/glue.c: + * pic16/main.c: + * pic16/pcode.c: + * pic16/pcode.h: + * pic16/pcodepeep.c: + * pic16/peeph.def: + +2003-07-13 Jesus Calvino-Fraga + + * src/SDCCmain.c, src/SDCCglobl.h: added option --no-std-crt0 + +2003-07-12 Jesus Calvino-Fraga + + * sdcc.dsw, all.dsp, link/z80/linkgbz80.dsp, as/z80/as-gbz80.dsp: + added gbz80 build to MSVC project. + * src/SDCCmain.c, src/SDCCglue.c, src/z80/main.c, src/z80/z80.dsp, + link/z80/aslink.h, linkz80.dsp: cleaned up z80 and gbz80 asm files + from 8051 stuff and setup so it links using a .lnk file. + +2003-07-06 Jesus Calvino-Fraga + + * support/librarian/sdcclib.c: sdcc librarian. + * as/mcs51/aslink.h, as/mcs51/lklib.c: Support for libraries created + with sdcclib. + +2003-07-03 Jesus Calvino-Fraga + + * as/mcs51/lkmain.c: properly handle extensions in function afile. + +2003-07-02 Borut Razem + + * src/port.h, src/SDCCmain.c, src/pic/glue.h, src/pic/main.c, + src/pic16/glue.h, sdcc/src/pic16/main.c, src/izt/i186.c, + src/izt/tlcs900h.c, src/avr/main.c, src/ds390/main.c, src/mcs51/main.c, + src/xa51/main.c, src/z80/main.c: + virtualization of glue() function: each port has it's own glue function, + which is accessed by do_glue function pointer in PORT.general structure + +2003-07-01 Kevin Vigor + + * DS800C400 fun, improved ROM interface and tinibios. + +2003-06-27 Kevin Vigor + + * More support for DS80C400. Now includes beginning of interface to ROM. + +2003-06-25 Bernhard Held + + * src/mcs51/gen.c (gencjneshort): fixed bug #760345 + +2003-06-20 Jesus Calvino-Fraga + + * as/mcs51/lkaomf51.c: Make sure the size of the last procedure is correct. + +2003-06-19 Borut Razem + + * src/z80/main.c: fixed Z80 port again: missing -k library paths in linker command line + +2003-06-19 Borut Razem + + * src/SDCCutil.h, src/SDCCutil.c, src/SDCCglobl.h, src/SDCCmain.c, src/z80/main.c: + fixed Z80 port - crt0.o: cannot open. + +2003-06-19 Bernhard Held + + * support/Util/MySystem.c (merge_command): revert bad fix + +2003-06-18 Borut Razem + + * src/SDCC.lex, src/SDCCmain.c: fixed some warnings, introduced with changes made 15.06.1003 + +2003-06-18 Jesus Calvino-Fraga + + * src/SDCCglobl.h, src/SDCCmain.c, doc/sdccman.lyx: + option --use-stdout sends errors to stdout instead of stderr. + +2003-06-18 Bernhard Held + + * support/Util/MySystem.c (merge_command): quick fix for Linux segfault with \"cmd\" arg + +2003-06-15 Borut Razem + + * support/cpp2/sdcc.h: HAVE_DOS_BASED_FILE_SYSTEM defined for _WIN32 + * src/SDCC.lex: cloneXxx and copyAndFreeXxx functions for options and optimize stack handling + * src/SDCCglobl.h, src/SDCCmain.c, src/ds390/main.c, src/mcs51/main.c, src/z80/main.c: + fixed width array of pointers replaced with sets; + multiple include and lib paths ared transferred to preprocessor and linker + * src/SDCCset.c, src/SDCCset.h: added function setFromSetNonRev() and mergeSets() + * src/SDCCsymt.c: reimplemented function inCalleeSaveList() by using sets instead + fixed width array of pointers + * src/SDCCutil.c, src/SDCCutil.h: added functions fputStrSet(), appendStrSet(), joinStrSet(); + removed functions addToList(), join(), joinn(), pathCharsEquivalent(), pathCharTransform(), + fixupPath(), getPathDifference() + * src/ds390/gen.c, src/mcs51/gen.c: reimplemented function inExcludeList() by using sets instead + fixed width array of pointers + +2003-06-11 Bernhard Held + + * src/pic16/ralloc.c: fix warnings + * src/pic16/pcode.c: fix warning + +2003-06-10 Scott Dattalo + + Scott D. for Vangelis Rokas (vrokas@otenet.gr). I (scott) don't + know all the details, but essentially this set of changes enable + the pic16 port to generate movff instructions and generate assembler + directives, + * src/SDCCmain.c: + * src/pic16/gen.c: + * src/pic16/glue.c: + * src/pic16/pcode.c: + * src/pic16/device.c: + * src/pic16/main.c: + * src/pic16/pcode.h: + * src/pic16/pcoderegs.c: + * src/pic16/ralloc.c: + * src/pic16/ralloc.h: + +2003-06-08 Jesus Calvino-Fraga + + * support/Util/SDCCerr.c, src/SDCCglobl.h, src/SDCCmain.c, doc/sdccman.lyx: + added option --vc, so sdcc errors and warnings are compatible with + Microsoft Visual Studio. + +2003-06-07 Jesus Calvino-Fraga + + * device/lib/_atof.c, device/lib/Makefile.in, device/include/stdlib.h, + device/lib/libfloat.lib: added atof function. + +2003-06-04 Bernhard Held + + * doc/sdccman.lyx: updated to Lyx 1.3 + * doc/cdbfileformat.lyx: updated to Lyx 1.3 + * doc/test_suite_spec.lyx: updated to Lyx 1.3 + * doc/Makefile: added fix for the \tabularnewline problem, thanks to Jesus + +2003-06-03 Bernhard Held + + * src/SDCCpeeph.c: separate peepRules2pCode() for pic16 by "Vangelis Rokas" + +2003-06-02 Frieder Ferlemann + + * doc/sdccman.lyx: cvs revision keywords, passing pdf information in latex preamble, + additions to the "related tools/documentation" section + +2003-06-02 Bernhard Held + + * src/SDCCglue.c (tempfileandname): added check for missing TMP/TEMP/TMPDIR variable + +2003-05-29 Bernhard Held + + * src/pic/device.c: added 16F819, patch by "David I. Lehn" + * src/SDCCcse.c (algebraicOpts): fixed "c * 1" + +2003-05-28 Bernhard Held + + * doc/sdccman.lyx: fix double dash and other minor things + * doc/Makefile: fix double dash + +2003-05-28 Karl Bongers(patches from Martin Helmling) + * debugger/mcs51/sdcdb.c,cmd.c,break.c and .h files. Martin adds + condition and ignore commands. + +2003-05-28 Frieder Ferlemann + + * doc/sdccman.lyx: Changes all over, index improved, smaller margins. The manual + is in parts still quite out of date, I did changes as far as I felt makes sense + for a non-native english speaker. + Please feel free to add to the manual or to correct my changes. + * doc/Makefile: undid touching the date of intermediate tex files. + +2003-05-26 Frieder Ferlemann + + * doc/sdccman.lyx: Manual has an index now + +2003-05-25 Bernhard Held + + Finalize muluint/mulsint and mululong/mulslong merging: + * device/lib/_mulint.c + * device/lib/_mullong.c + * device/lib/gbz80/mul.s + * device/lib/gbz80/stubs.s + * device/lib/z80/mul.s + * device/lib/z80/stubs.s + * src/SDCCsymt.c (initCSupport) + +2003-05-25 Jesus Calvino-Fraga + + * as/mcs51/lkaomf51.c: Address space 'z' was missing. + * src/avr/avr.dsp, src/ds390/ds390.dsp, src/mcs51/mcs51.dsp, + src/pic/pic.dsp, src/pic16/pic16.dsp, src/xa51/xa51.dsp, + src/x80/z80.dsp: peep.rul is bigger now, so /Zm1000 is used + instead of /Zm500. + +2003-05-25 Frieder Ferlemann + * src/mcs51/peeph.def: added rules 244.x, 245.x. Although they pass + the regression tests I'm not brave enough to enable 245.b, 245.c * doc/sdccman.lyx: added latex preamble for hyperref package. Using pdflatex this will give you a hyperlinked pdf file with bookmarks. (prepend '%' before /usepackage if this breaks something) @@ -560,7 +1834,7 @@ An sfr/sbit can have an "at #" AND an initializer * src/SDCCsymt.c (checkSClass): * src/SDCCmem.c (allocGlobal): - * src/SDCCmem.c (allocLocal): + * src/SDCCmem.c (allocLocal): * src/SDCCast.c (createBlock): 2003-03-17 Bernhard Held