X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=ChangeLog;h=f8a3f7fbdce588f53491a7444cf74d6359548c93;hb=a2780cc9b0d0dc70f15a78a441258193d1422594;hp=eee080e71a775ec71a9f3332756dccc1a21ad984;hpb=a75e4c05675bd099e8aa168e16a68a9109683f79;p=fw%2Fsdcc diff --git a/ChangeLog b/ChangeLog index eee080e7..f8a3f7fb 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,17 +1,121 @@ +2005-01-22 Raphael Neider + + * src/pic16/pcoderegs.c (pCodeOptime2pCodes): disabled optimization + to fix #1106967 (pCode->seq are not set up correctly) + +2004-01-22 Erik Petrich + + * src/SDCCglue.c (glue): make sure code area is declared before the + static initialization area. + +2005-01-21 Raphael Neider + + * device/lib/Makefile.in: fixed test for pic16 install dir + * device/lib/pic16/*/Makefile*: modified compile flags to enable + optimizations + * doc/sdccman.lyx: updated banksel optimization, removed --flr-support and + added --optimize-goto compiler switch and pragma wparam documentation + * src/pic16/pcode.c (pic16_OptimizeBanksel): removed statistics dump + * src/pic16/pcodepeep.c (pic16_pCodeOpCopy): fixed copying of WREG, PRODL + and PRODH closing bug #1071770 (peephole optimizer) + +2005-01-19 Raphael Neider + + * src/SDCCglobl.h: ensure that PATH_MAX >= 2048 to guarantee + cmdLine buffers (used when calling sdcpp...) are large enough + (MAX_PATH=256 truncates arguments leading to system halts when + used in MinGW...) + * src/pic16/gen.c (pic16_sameRegs): relaxed size criterion + * (genUminus): rewritten to for efficiency + * (genNearPointer[GS]et): enforce reloading of FSR0 (was still + used uninitialized in some cases) + * (genCast): upcasting a 16bit int to a 24bit GPOINTER may not + copy the third byte from the int -- now assumes 0x80 (data memory) + * src/pic16/genarith.c (pic16_genPlus): fixed bug when swapping + operands (genAddLit expects the iCode's operands to swapped as + well), fixed leftover bytes (crashed for short left operands) + * (pic16_genMinusDec): performance improvements, removed false + PIC14 emitSKPNCs + * (pic16_genMinus): fixed to cope with differently sized operands + * src/pic16/glue.c (pic16_glue): added new banksel optimization + for --obanksel > 1 + * src/pic16/pcode.c: implemented (first phase of) banksel optimization + * src/pic16/graph.[ch]: implementation of directed graphs, used by + new banksel optimization + * src/pic16/pcoderegs.c (pCodeRegMapLiveRangesInFlow): prevented + analysis for temporary registers (segfaults...) + * src/pic16/peeph.def: added rule + +2005-01-18 Vangelis Rokas + + * device/lib/pic16/libc/stdlib/x_ftoa.c: it defines x_ftoa function + which converts a float number to its ASCII representation + * device/lib/pic16/libc/utils/cnvfrac.S,cnvint.S: support + functions to convert the fractional and integer part of a float to ASCII, + * device/lib/pic16/libc/stdlib/(calloc.c,free.c, malloc.c, + realloc.c): added _MALLOC_SPEC to explicit place variables in data + ram + * device/include/asm/pic16/features.h: added _CODE, _DATA, _AUTOMEM, + _STATMEM macros, + * device/include/pic16/adc.h: added GPL info, + * src/pic16/gen.c (genIfxpCOpJump): perform an genIfxJump but using + a pCodeOp as tested operand, + * (genNearPointerGet): optimized bit testing, does not use + intermediate register for bit value, test directly instead with + BTFSS, BTFSC, works only for single bits, + * (genpic16Code): dump the name of the iCode in the asm, + * src/pic16/ralloc.c (decodeOp): removed static declaration and + renamed to pic16_decodeOp, + * (serialRegAssign): do not allocate a temporary register for iCode + sequences that test a single bit for 1/0 + +2005-01-12 Vangelis Rokas + + * src/pic16/pcode.[ch]: introduced pic16_stackpnt_*, + pic16_framepnt_*, pic16_stack_*, pic1_frame_* pointer variables to + access stack and frame pointers. They are initially assigned to + point at pic16_pc_fsr1[lh] and pic16_pc_fsr2[lh] variables and other + accessing SFRs. Updated all occurences of modification of stack or + frame pointer in gen.c and pcode.c, + * src/pic16/ralloc.c (serialRegAssign): fixed two bugs with + assigning of a literal value to pointers, + * src/pic16/main.c (pic16_finiliseOptions): set pre-processor define + flag STACK_MODEL_SMALL or STACK_MODEL_LARGE according to the model + selected + +2005-01-11 Vangelis Rokas + + * doc/sdccman.lyx: update documentation about stack pragma, added + some info for stack memory models + +2005-01-08 Jesus Calvino-Fraga + + * src/pic16/gen.c (DEBUGpc): MSVC 6 does not support macro variable arguments + +2005-01-08 Raphael Neider + + * src/pic16/device.c (pic16_dump_usection): changed naming scheme for + udata sections to fix bug #1097823 + +2005-01-05 Raphael Neider + + * src/pic16/gen.c (genGenericShift): added handling of differently + sized left operand and result + 2005-01-04 Raphael Neider - * src/pic16/gen.c (genIfxJump) fixed inverted skips on CARRY - * (genIfx) fixed (?) read from uninitialized SPIL_LOC (now assumes CARRY + * src/pic16/gen.c (genIfxJump): fixed inverted skips on CARRY + * (genIfx): fixed (?) read from uninitialized SPIL_LOC (now assumes CARRY to hold the condition bit) * added new version of genCmp (old code available via #define) * added new version of genShiftLeft/genShiftRight in a generic way, now supports shifting by negative values - * (genLeftShiftLiteral, genRightShiftLiteral) use absolute value of + * (genLeftShiftLiteral, genRightShiftLiteral): use absolute value of shiftCount (expected by genGenericShift) - * src/pic16/genarith.c (genPlus) added code for adding CARRY+literal - * src/pic16/pcode.c (pic16_OptimizeJumps) removed annoying statistics + * src/pic16/genarith.c (genPlus): added code for adding CARRY+literal + * src/pic16/pcode.c (pic16_OptimizeJumps): removed annoying statistics dump - * (pic16_newpCodeOpLit) changed to cast to unsigned char (as e.g. -32766 + * (pic16_newpCodeOpLit): changed to cast to unsigned char (as e.g. -32766 is an invalid literal too...) 2005-01-04 Vangelis Rokas