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re PR target/24315 (amd64 fails -fpeephole2) 

PR target/24315
	* config/i386/i386.md (*pushdi2_rex64 splitter)
	(*movdi_1_rex64 splitter, *ashldi3_1 splitter)
	(*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
	flow2 pass only when (optimize > 0 && flag_peephole2).

testsuite:

	PR target/24315
	* gcc.target/i386/pr24315.c: New test.

From-SVN: r105489
This commit is contained in:
Uros Bizjak 2005-10-17 09:09:24 +02:00 committed by Uros Bizjak
parent af41c57d04
commit 9952399443
4 changed files with 32 additions and 5 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2005-10-17 Uros Bizjak <uros@kss-loka.si>
PR target/24315
* config/i386/i386.md (*pushdi2_rex64 splitter)
(*movdi_1_rex64 splitter, *ashldi3_1 splitter)
(*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
flow2 pass only when (optimize > 0 && flag_peephole2).
2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
PR driver/22544

15
gcc/config/i386/i386.md
View File

@ -1856,7 +1856,8 @@
(define_split
[(set (match_operand:DI 0 "push_operand" "")
(match_operand:DI 1 "immediate_operand" ""))]
"TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)
"TARGET_64BIT && ((optimize > 0 && flag_peephole2)
? flow2_completed : reload_completed)
&& !symbolic_operand (operands[1], DImode)
&& !x86_64_immediate_operand (operands[1], DImode)"
[(set (match_dup 0) (match_dup 1))
@ -2085,7 +2086,8 @@
(define_split
[(set (match_operand:DI 0 "memory_operand" "")
(match_operand:DI 1 "immediate_operand" ""))]
"TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)
"TARGET_64BIT && ((optimize > 0 && flag_peephole2)
? flow2_completed : reload_completed)
&& !symbolic_operand (operands[1], DImode)
&& !x86_64_immediate_operand (operands[1], DImode)"
[(set (match_dup 2) (match_dup 3))
@ -10413,7 +10415,8 @@
(ashift:DI (match_operand:DI 1 "nonmemory_operand" "")
(match_operand:QI 2 "nonmemory_operand" "")))
(clobber (reg:CC FLAGS_REG))]
"!TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)"
"!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
? flow2_completed : reload_completed)"
[(const_int 0)]
"ix86_split_ashl (operands, NULL_RTX, DImode); DONE;")
@ -11167,7 +11170,8 @@
(ashiftrt:DI (match_operand:DI 1 "register_operand" "")
(match_operand:QI 2 "nonmemory_operand" "")))
(clobber (reg:CC FLAGS_REG))]
"!TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)"
"!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
? flow2_completed : reload_completed)"
[(const_int 0)]
"ix86_split_ashr (operands, NULL_RTX, DImode); DONE;")
@ -11701,7 +11705,8 @@
(lshiftrt:DI (match_operand:DI 1 "register_operand" "")
(match_operand:QI 2 "nonmemory_operand" "")))
(clobber (reg:CC FLAGS_REG))]
"!TARGET_64BIT && (flag_peephole2 ? flow2_completed : reload_completed)"
"!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
? flow2_completed : reload_completed)"
[(const_int 0)]
"ix86_split_lshr (operands, NULL_RTX, DImode); DONE;")

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2005-10-17 Uros Bizjak <uros@kss-loka.si>
PR target/24315
* gcc.target/i386/pr24315.c: New test.
2005-10-16 Mark Mitchell <mark@codesourcery.com>
PR c++/24389

9
gcc/testsuite/gcc.target/i386/pr24315.c Normal file
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@ -0,0 +1,9 @@
/* PR target/24315 */
/* { dg-do compile } */
/* { dg-options "-O0 -fpeephole2" } */
void s48_double_to_bignum (int exponent)
{
long length = ((((exponent) + ((((sizeof (long)) * 8) - 2) - 1)) /
(((sizeof (long)) * 8) - 2)));
}