Commits · 951553afd9a7d171eb5a4633e813209c89183901 · lvzhengyang / riscv-gcc-1

28 Dec, 1992 33 commits
- Add a few missing HOST_WIDE_INT casts. · 951553af
```
Rename references to `significant' bits to be `nonzero' bits;
specifically the following, but also local vars and comments:
(reg_nonzero_bits): Renamed from reg_significant.
(nonzero_bits): Renamed from significant_bits.
(nonzero_sign_valid): Renamed from significant_valid.
(set_nonzero_bits_and_sign_copies): Renamed from set_significant.

From-SVN: r2975
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  Richard Kenner committed Dec 28, 1992
  951553af Browse Files
- (build_indirect_ref): See volatility from flag_volatile. · accdfaab
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From-SVN: r2974
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  Richard Kenner committed Dec 28, 1992
  accdfaab Browse Files
- (get_inner_reference): Don't look at flag_volatile. · f94cc92f
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(expand_expr, case INDIRECT_REF, OFFSET_REF): Likewise.

From-SVN: r2973
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  Richard Kenner committed Dec 28, 1992
  f94cc92f Browse Files
- (simplify_comparison, case NEG): Replace large block of code with · 3bed8141
```
equivalent call to num_sign_bit_copies.

From-SVN: r2972
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  Richard Kenner committed Dec 28, 1992
  3bed8141 Browse Files
- (expand_shift): If rotating by a constant, try both directions of rotate... · cbec710e
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(expand_shift): If rotating by a constant, try both directions of
rotate; if can't open-code a rotate, do it as a pair of shifts
followed by an IOR.

From-SVN: r2971
```
  Richard Kenner committed Dec 28, 1992
  cbec710e Browse Files
- (fold, case BIT_IOR_EXPR): Convert the IOR of a pair of shifts into a · 85d2e16c
```
rotate when it is equivalent.

From-SVN: r2970
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  Richard Kenner committed Dec 28, 1992
  85d2e16c Browse Files
- (OPTIMIZATION_OPTIONS): Delete; we don't want to set · 4a0094c3
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-finline-functions for -O3 and this does nothing else useful.

From-SVN: r2969
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  Richard Kenner committed Dec 28, 1992
  4a0094c3 Browse Files
- (gcc.o): Add $(MAYBE_TARGET_DEFAULT). · c60416cd
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From-SVN: r2968
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  Richard Stallman committed Dec 28, 1992
  c60416cd Browse Files
- (CPP_SPEC): Define -D__i486__ if compile for i486. · d345a981
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(ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION):
Copy definitions from i386v4.h to get PIC code correct.
(FUNCTION_PROFILER): Copy definition from i386bsd.h.
(COMMENT_BEGIN, ASM_APP_ON, ASM_APP_OFF): Copy from i386bsd.h
to prepare for new GAS.

From-SVN: r2967
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  Richard Stallman committed Dec 28, 1992
  d345a981 Browse Files
- 386 configuration fdiles moved to new directory. · 969f50b9
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From-SVN: r2966
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  James Van Artsdalen committed Dec 28, 1992
  969f50b9 Browse Files
- (ASM_OUTPUT_DOUBLE_OPERAND): Delete spurious space after \. · 71f1ee3e
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From-SVN: r2965
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  Richard Stallman committed Dec 28, 1992
  71f1ee3e Browse Files
- Renamed from xm-i38v4.h. · fe2f8ff0
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Use new file names for included 386 files.

From-SVN: r2964
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  James Van Artsdalen committed Dec 28, 1992
  fe2f8ff0 Browse Files
- Renamed from xm-i386sco.h. · f6c7bf65
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Use new file names for included 386 files.

From-SVN: r2963
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  James Van Artsdalen committed Dec 28, 1992
  f6c7bf65 Browse Files
- Renamed from xm-i386isc.h. · 616c7225
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Use new file names for included 386 files.

From-SVN: r2962
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  James Van Artsdalen committed Dec 28, 1992
  616c7225 Browse Files
- Renamed from xm-i386dos.h. · 2dda3ae1
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Use new file names for included 386 files.

From-SVN: r2961
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  James Van Artsdalen committed Dec 28, 1992
  2dda3ae1 Browse Files
- Renamed from i386v4.h. · 5ab576d8
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Use new file names for included 386 files.

From-SVN: r2952
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  James Van Artsdalen committed Dec 28, 1992
  5ab576d8 Browse Files
- Renamed from i386v.h. · 8bc48e34
```
Use new file names for included 386 files.

From-SVN: r2951
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  James Van Artsdalen committed Dec 28, 1992
  8bc48e34 Browse Files
- Use new file names for included 386 files. · 527a19d3
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From-SVN: r2950
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  James Van Artsdalen committed Dec 28, 1992
  527a19d3 Browse Files
- Renamed from i386sun.h. · 276f6916
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Use new file names for included 386 files.

From-SVN: r2949
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  James Van Artsdalen committed Dec 28, 1992
  276f6916 Browse Files
- Renamed from seq386.h. · 2d4ed21b
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Use new file names for included 386 files.

From-SVN: r2948
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  James Van Artsdalen committed Dec 28, 1992
  2d4ed21b Browse Files
- Renamed from seq386gas.h. · 3892c9ad
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Use new file names for included 386 files.

From-SVN: r2947
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  James Van Artsdalen committed Dec 28, 1992
  3892c9ad Browse Files
- Renamed from i386sco4.h. · 86050b33
```
Use new file names for included 386 files.

From-SVN: r2946
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  James Van Artsdalen committed Dec 28, 1992
  86050b33 Browse Files
- Renamed from i386sco.h. · 536c0e13
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Use new file names for included 386 files.

From-SVN: r2945
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  James Van Artsdalen committed Dec 28, 1992
  536c0e13 Browse Files
- Renamed from i386rose.h. · ae9a9530
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Use new file names for included 386 files.

From-SVN: r2944
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  James Van Artsdalen committed Dec 28, 1992
  ae9a9530 Browse Files
- Renamed from i386mach.h. · c0dce458
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Use new file names for included 386 files.

From-SVN: r2943
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  James Van Artsdalen committed Dec 28, 1992
  c0dce458 Browse Files
- Renamed from i386linux.h. · 16e239e6
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Use new file names for included 386 files.

From-SVN: r2942
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  James Van Artsdalen committed Dec 28, 1992
  16e239e6 Browse Files
- Renamed from i386gstabs.h. · 4ace4455
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Use new file names for included 386 files.

From-SVN: r2941
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  James Van Artsdalen committed Dec 28, 1992
  4ace4455 Browse Files
- Renamed from i386gas.h. · 3382566a
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Use new file names for included 386 files.

From-SVN: r2940
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  James Van Artsdalen committed Dec 28, 1992
  3382566a Browse Files
- Renamed from bsd386.h. · 3ad6cbb6
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Use new file names for included 386 files.

From-SVN: r2939
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  James Van Artsdalen committed Dec 28, 1992
  3ad6cbb6 Browse Files
- Renamed from att386.h. · e92cec9d
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Use new file names for included 386 files.

From-SVN: r2938
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  James Van Artsdalen committed Dec 28, 1992
  e92cec9d Browse Files
- Renamed from i386bsd.h. · 14f8c6d2
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Use new file names for included 386 files.

From-SVN: r2937
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  James Van Artsdalen committed Dec 28, 1992
  14f8c6d2 Browse Files
- (delete_jump): Use single_set to see if INSN just sets PC. · 3e5478ea
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Remove code to delete previous cc0-setting insn.
(delete_compution): No longer conditional on #ifndef HAVE_cc0.
If insn uses CC0, delete previous insn that just sets CC0 for us;
do deletion via recursive call.

From-SVN: r2936
```
  Richard Kenner committed Dec 27, 1992
  3e5478ea Browse Files
- (relax_delay_slots): Only look at JUMP_LABEL for a condjump_p. · 9fca773d
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From-SVN: r2935
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  Richard Kenner committed Dec 27, 1992
  9fca773d Browse Files
27 Dec, 1992 7 commits
- (have_error): New variable. · 6a270722
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(error): Set it.
(main): Test it and return FATAL_EXIT_CODE if it is set.

From-SVN: r2934
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  Richard Kenner committed Dec 27, 1992
  6a270722 Browse Files
- (subst, case SET): Call recog_for_combine with OTHER_INSN, not · 6e2a4e3c
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UNDOBUF.OTHER_INSN.

From-SVN: r2933
```
  Richard Kenner committed Dec 27, 1992
  6e2a4e3c Browse Files
- [__sequent__]: #undef _PTRDIFF_T_ at beginning, if defined. · 6d68f08e
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From-SVN: r2932
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  Richard Stallman committed Dec 27, 1992
  6d68f08e Browse Files
- Change comment. · c047bb3f
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From-SVN: r2931
```
  Tom Wood committed Dec 27, 1992
  c047bb3f Browse Files
- (OVERRIDE_OPTIONS): Allow version 04.00 default. · 2ff44f10
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	(VERSION_0400_SYNTAX, REQUIRES_88110_ASM_OP): New definitions.

From-SVN: r2930
```
  Tom Wood committed Dec 27, 1992
  2ff44f10 Browse Files
- (block_move_loop, block_move_no_loop, block_move_sequence): · b547484e
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	Always set MEM_IN_STRUCT_P.  If it wasn't previously set, use BLKmode.
(output_file_start): Emit `requires_88110' when -m88110
	is used with -mversion-04.00.

From-SVN: r2929
```
  Tom Wood committed Dec 27, 1992
  b547484e Browse Files
- (length attribute): Branches may be expanded to two instructions by the assembler. · c329c9bb
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(length attribute): Branches may be expanded to two
	instructions by the assembler.
	(DFmode bcnd pattern): Don't try to fill the delay slot.
	(CCmode bbx patterns): Reverse the 1/0, not the condition.
(BLKmode load/store patterns): New.
	(call_block_move, call_movstrsi_loop): Allow any mode for the preload.

From-SVN: r2928
```
  Tom Wood committed Dec 27, 1992
  c329c9bb Browse Files