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| author | Uros Bizjak <uros@kss-loka.si> | 2005-10-17 09:09:24 +0200 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2005-10-17 09:09:24 +0200 |
| commit | 99523994430c1e8e39c5b6864954b6bc03a81089 (patch) | |
| tree | 2d26828f25294c00405720ad6b851599d01a1d1d | |
| parent | af41c57d042d6b570c4f5de342e859f71bc67a18 (diff) | |
| download | gcc-99523994430c1e8e39c5b6864954b6bc03a81089.zip gcc-99523994430c1e8e39c5b6864954b6bc03a81089.tar.gz gcc-99523994430c1e8e39c5b6864954b6bc03a81089.tar.bz2 | |
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
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/i386/i386.md | 15 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr24315.c | 9 |
4 files changed, 32 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d2d1caf..2b6eb4b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -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 diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 849920e..3e417b5 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -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;") diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 373a797..701122a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -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 diff --git a/gcc/testsuite/gcc.target/i386/pr24315.c b/gcc/testsuite/gcc.target/i386/pr24315.c new file mode 100644 index 0000000..dc6133e --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr24315.c @@ -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))); +} |