Commits · 61f275ffe786a4003baf23a4dae8b044a59ea8fd · lvzhengyang / riscv-gcc-1

03 Jan, 1994 1 commit

(truth_value_p): New function. · 61f275ff

(fold): Use it to see when we should make a TRUTH_{AND,OR}_EXPR.
(fold, case TRUTH_{AND,OR,ANDIF,ORIF}_EXPR): Use distributive law on
expressions such as (A && B) || (A && C).

From-SVN: r6352

committed Jan 03, 1994

61f275ff Browse Files

02 Jan, 1994 1 commit
- (simplify_relational_operation): Correct declaration of variables · 64812ded
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holding parts of constants.

From-SVN: r6351
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  Richard Kenner committed Jan 02, 1994
  64812ded Browse Files
31 Dec, 1993 9 commits
- (main): Turn on -fomit-frame-pointer if it is safe. · 7e89c3a3
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Add -O3, which turns on -finline-functions.

From-SVN: r6350
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  Richard Kenner committed Dec 31, 1993
  7e89c3a3 Browse Files
- (CAN_DEBUG_WITHOUT_FP): Define. · 7be1e523
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(OPTIMIZATION_LEVELS): Just set MASK_GPOPT.

From-SVN: r6349
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  Richard Kenner committed Dec 31, 1993
  7be1e523 Browse Files
- Define CAN_DEBUG_WITHOUT_FP; delete OPTIMIZATION_OPTIONS. · 4f074454
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From-SVN: r6348
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  Richard Kenner committed Dec 31, 1993
  4f074454 Browse Files
- (OPTIMIZATION_OPTIONS): Just turn on machine-specific opts. · b0f43a24
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(CAN_DEBUG_WITHOUT_FP): Define.

From-SVN: r6347
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  Richard Kenner committed Dec 31, 1993
  b0f43a24 Browse Files
- Delete OPTIMIZATION_OPTIONS. · 2254dcd5
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From-SVN: r6346
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  Richard Kenner committed Dec 31, 1993
  2254dcd5 Browse Files
- Define NO_FUNCTION_CSE and CAN_DEBUG_WITHOUT_FP; delete · faa2075e
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OVERRIDE_OPTIONS.

From-SVN: r6345
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  Richard Kenner committed Dec 31, 1993
  faa2075e Browse Files
- (simplify_relational_operation): Rewrite and simplify. · a432f20d
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Add case when we can simplify A-B for compare of A and B.

From-SVN: r6344
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  Richard Kenner committed Dec 31, 1993
  a432f20d Browse Files
- (added_links_insn): New variable. · abe6e52f
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(distribute_links): Set it.
(if_then_else_cond): New function.
(try_combine): Return added_links_insn if it is earlier than what we would
otherwise return.
(subst): Generalize (OP X Y) to call if_then_else_cond instead of only
checking for an explicit IF_THEN_ELSE.
(subst, case IF_THEN_ELSE): When converting to a MULT, simplify the MULT
before putting it into OP.
(subst, case AND): Don't make IF_THEN_ELSE here; now made in generic case
earlier.

From-SVN: r6343
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  Richard Kenner committed Dec 31, 1993
  abe6e52f Browse Files
- (force_to_mode): Add new parm JUST_SELECT; all callers changed. · e3d616e3
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From-SVN: r6342
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  Richard Kenner committed Dec 31, 1993
  e3d616e3 Browse Files
29 Dec, 1993 2 commits
- (fold, case PLUS_EXPR): Add a missing test of flag_fast_math. · 996c63d3
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From-SVN: r6341
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  Richard Kenner committed Dec 29, 1993
  996c63d3 Browse Files
- (simplify_binary_operation, case MULT): Don't convert to ASHIFT if · c407b802
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still generating RTL.

From-SVN: r6340
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  Richard Kenner committed Dec 29, 1993
  c407b802 Browse Files
28 Dec, 1993 1 commit
- Do not fix <syndev/ipi_error.h> to avoid problems with SunOS sed · bb7c21a5
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From-SVN: r6339
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  Ian Lance Taylor committed Dec 28, 1993
  bb7c21a5 Browse Files
27 Dec, 1993 9 commits
- (maxsf3, minsf3): Correct numerous errors. · 2bbc163f
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From-SVN: r6338
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  Richard Kenner committed Dec 27, 1993
  2bbc163f Browse Files
- (get_condition): Can reverse comparison if -ffast-math. · 1fc3d466
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From-SVN: r6337
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  Richard Kenner committed Dec 27, 1993
  1fc3d466 Browse Files
- (can_reverse_comparison_p): Return 1 if -ffast-math. · 9b2e59ad
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From-SVN: r6336
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  Richard Kenner committed Dec 27, 1993
  9b2e59ad Browse Files
- (fold): Simplify more FP ops if -ffast-math. · fab446b8
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From-SVN: r6335
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  Richard Kenner committed Dec 27, 1993
  fab446b8 Browse Files
- (simplify_binary_operation, fold_rtx): Allow some FP simplications with -ffast-math. · a83afb65
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(simplify_binary_operation, fold_rtx): Allow some FP simplications
with -ffast-math.
(simplify_relational_operation): FP comparisons can be reversed
if -ffast-math is specified.

From-SVN: r6334
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  Richard Kenner committed Dec 27, 1993
  a83afb65 Browse Files
- (subst, case MINUS): Allow some FP simplifications if -ffast-math. · 7e2a0d8e
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(reversible_comparison_p): FP comparisons reversible with -ffast-math.

From-SVN: r6333
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  Richard Kenner committed Dec 27, 1993
  7e2a0d8e Browse Files
- (iordi3): Use ornot for some constant cases. · 60614fdd
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From-SVN: r6332
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  Richard Kenner committed Dec 27, 1993
  60614fdd Browse Files
- (PREDICATE_CODES): Add ior_operand. · a61edda5
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From-SVN: r6331
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  Richard Kenner committed Dec 27, 1993
  a61edda5 Browse Files
- (ior_operand): New function. · 8088469d
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From-SVN: r6330
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  Richard Kenner committed Dec 27, 1993
  8088469d Browse Files
26 Dec, 1993 5 commits

(do_tablejump): Call emit_cmp_insn with likely-constant as second · bf500664
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operand.

From-SVN: r6329
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Richard Kenner committed Dec 26, 1993
bf500664 Browse Files
(jump_optimize): When deleting an insn after a jump, update · 5954c8a8
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reallabelprev since it might point to the deleted insn.

From-SVN: r6328
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Richard Kenner committed Dec 26, 1993
5954c8a8 Browse Files
(count_reg_usage): Don't count a register used within a SET that sets it. · 79644f06
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(delete_dead_from_cse): Pass new parm to count_reg_usage.

From-SVN: r6327
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Richard Kenner committed Dec 26, 1993
79644f06 Browse Files

(fold_rtx... · c2cc0778

(fold_rtx, case PLUS): If we have (plus A B), A is equivalent to a
negative constant, and the negated constant is in register, convert to
(minus A C) where C is the register containing the negated constant.

From-SVN: r6326

committed Dec 26, 1993

c2cc0778 Browse Files

pa.h (DBX_BLOCKS_FUNCTION_RELATIVE): Define. · 75600ead

        * pa.h (DBX_BLOCKS_FUNCTION_RELATIVE): Define.
        (ASM_OUTPUT_SOURCE_LINE): Likewise.
        (DBX_FUNCTION_FIRST): Likewise.

        * pa.h (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Change to %r3
        for compatability with HP compilers.

        * pa.h (READONLY_DATA_SECTION): Re-enable use of $LIT$.

From-SVN: r6325

committed Dec 25, 1993

75600ead Browse Files

25 Dec, 1993 12 commits
- (gen_reg_rtx): Only clear part of arrays we aren't going to copy into. · c0b178d0
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From-SVN: r6324
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  Richard Kenner committed Dec 25, 1993
  c0b178d0 Browse Files
- (expand_expr, case CONSTRUCTOR): If have a target, don't build · 3207b172
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constructor into memory.

From-SVN: r6323
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  Richard Kenner committed Dec 25, 1993
  3207b172 Browse Files
- (expand_expr... · 307b821c
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(expand_expr, case ARRAY_REF): Remove uses of *_type_node and simplify
folding a reference to a character in a STRING_CST.

From-SVN: r6322
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  Richard Kenner committed Dec 25, 1993
  307b821c Browse Files
- Rename R_ACC to R_ACU to not conflict with access.h. · 43b603ea
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From-SVN: r6321
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  Richard Kenner committed Dec 25, 1993
  43b603ea Browse Files
- (USG): Delete from here (already in xm.h file). · d9ee4538
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From-SVN: r6320
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  Richard Kenner committed Dec 25, 1993
  d9ee4538 Browse Files
- (HAVE_VPRINTF): Define. · 2c4d3019
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From-SVN: r6319
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  Richard Kenner committed Dec 25, 1993
  2c4d3019 Browse Files
- (HAVE_VPRINTF): Delete from here. · 15a676cc
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From-SVN: r6318
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  Richard Kenner committed Dec 25, 1993
  15a676cc Browse Files
- (print_node, print_node_brief): Say something when · 3e5f8018
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TREE_CONSTANT_OVERFLOW is set.

From-SVN: r6317
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  Richard Kenner committed Dec 25, 1993
  3e5f8018 Browse Files
- (check_dbra_loop): Fix error in previous change. · 0c847d7d
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From-SVN: r6316
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  Richard Kenner committed Dec 25, 1993
  0c847d7d Browse Files
- (set_nonzero_bits_and_sign_copies, nonzero_bits): Fix errors in · 9e69be8c
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SHORT_IMMEDIATES_SIGN_EXTEND code.

From-SVN: r6315
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  Richard Kenner committed Dec 25, 1993
  9e69be8c Browse Files
- (FUNCTION_ARG): Pass complex float in float regs. · 14d4a67a
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From-SVN: r6314
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  Richard Kenner committed Dec 25, 1993
  14d4a67a Browse Files
- (fold... · 95aa28ae
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(fold, case EQ_EXPR, NE_EXPR): If COMPLEX_TYPE and at least one arg is
a COMPLEX_EXPR, split into a logical operation on the real and
imaginary parts.

From-SVN: r6313
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  Richard Kenner committed Dec 25, 1993
  95aa28ae Browse Files