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re PR target/35944 (wrong result for MOD with kind=10 for some array argument values)

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PR target/35944
        * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
        temporary registers.  Change operand predicate to general_operand.
        (remainderxf3): Ditto.

From-SVN: r134348
This commit is contained in:
Uros Bizjak 2008-04-16 17:53:59 +02:00
parent e544c850ff
commit 17c340e049
2 changed files with 26 additions and 27 deletions
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13
gcc/ChangeLog
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@ -1,3 +1,10 @@
2008-04-16 Uros Bizjak <ubizjak@gmail.com>
PR target/35944
* config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
temporary registers. Change operand predicate to general_operand.
(remainderxf3): Ditto.
2008-04-16 Richard Guenther <rguenther@suse.de>
* Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
@ -51,9 +58,9 @@
sjlj_build_landing_pads, finish_eh_generation,
remove_exception_handler_label, remove_eh_handler,
maybe_remove_eh_handler, add_reachable_handler,
reachable_handlers, expand_builtin_eh_return,
expand_eh_return, add_action_record, collect_one_action_chain,
add_call_site, convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
reachable_handlers, expand_builtin_eh_return, expand_eh_return,
add_action_record, collect_one_action_chain, add_call_site,
convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
sjlj_output_call_site_table, output_function_exception_table,
* except.h (note_current_region_may_contain_throw): Remove
(get_exception_pointer, get_exception_filter): Do not take struct

40
gcc/config/i386/i386.md
View file

@ -16434,28 +16434,24 @@
(define_expand "fmodxf3"
[(use (match_operand:XF 0 "register_operand" ""))
(use (match_operand:XF 1 "register_operand" ""))
(use (match_operand:XF 2 "register_operand" ""))]
(use (match_operand:XF 1 "general_operand" ""))
(use (match_operand:XF 2 "general_operand" ""))]
"TARGET_USE_FANCY_MATH_387"
{
rtx label = gen_label_rtx ();
rtx op2;
rtx op1 = gen_reg_rtx (XFmode);
rtx op2 = gen_reg_rtx (XFmode);
if (rtx_equal_p (operands[1], operands[2]))
{
op2 = gen_reg_rtx (XFmode);
emit_move_insn (op2, operands[2]);
}
else
op2 = operands[2];
emit_move_insn (op1, operands[1]);
emit_move_insn (op2, operands[2]);
emit_label (label);
emit_insn (gen_fpremxf4_i387 (operands[1], op2, operands[1], op2));
emit_insn (gen_fpremxf4_i387 (op1, op2, op1, op2));
ix86_emit_fp_unordered_jump (label);
LABEL_NUSES (label) = 1;
emit_move_insn (operands[0], operands[1]);
emit_move_insn (operands[0], op1);
DONE;
})
@ -16506,28 +16502,24 @@
(define_expand "remainderxf3"
[(use (match_operand:XF 0 "register_operand" ""))
(use (match_operand:XF 1 "register_operand" ""))
(use (match_operand:XF 2 "register_operand" ""))]
(use (match_operand:XF 1 "general_operand" ""))
(use (match_operand:XF 2 "general_operand" ""))]
"TARGET_USE_FANCY_MATH_387"
{
rtx label = gen_label_rtx ();
rtx op2;
rtx op1 = gen_reg_rtx (XFmode);
rtx op2 = gen_reg_rtx (XFmode);
if (rtx_equal_p (operands[1], operands[2]))
{
op2 = gen_reg_rtx (XFmode);
emit_move_insn (op2, operands[2]);
}
else
op2 = operands[2];
emit_move_insn (op1, operands[1]);
emit_move_insn (op2, operands[2]);
emit_label (label);
emit_insn (gen_fprem1xf4_i387 (operands[1], op2, operands[1], op2));
emit_insn (gen_fprem1xf4_i387 (op1, op2, op1, op2));
ix86_emit_fp_unordered_jump (label);
LABEL_NUSES (label) = 1;
emit_move_insn (operands[0], operands[1]);
emit_move_insn (operands[0], op1);
DONE;
})