diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2011-01-16 22:53:09 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2011-01-16 22:53:09 +0000 |
| commit | ff3d7866da3431e92bcf6dae905809d16b033707 (patch) | |
| tree | 29cd778a4a31d601908f13929c48c4738d4ea181 /gcc/testsuite/gcc.target/i386/pr46865-2.c | |
| parent | 1f4b200fa3ba777d227a527f6255a0f1482ada71 (diff) | |
Backport from mainline
2010-12-10 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/46865
* rtl.c (rtx_equal_p_cb): For last operand of
ASM_OPERANDS and ASM_INPUT if integers are different,
call locator_eq.
* jump.c (rtx_renumbered_equal_p): Likewise.
* gcc.target/i386/pr46865-1.c: New test.
* gcc.target/i386/pr46865-2.c: New test.
git-svn-id: https://gcc.gnu.org/svn/gcc/branches/gcc-4_4-branch@168877 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.target/i386/pr46865-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr46865-2.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr46865-2.c b/gcc/testsuite/gcc.target/i386/pr46865-2.c new file mode 100644 index 00000000000..4a91f7c962b --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr46865-2.c @@ -0,0 +1,32 @@ +/* PR rtl-optimization/46865 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -save-temps" } */ + +extern unsigned long f; + +#define m1(f) \ + if (f & 1) \ + asm volatile ("nop /* asmnop */\n"); \ + else \ + asm volatile ("nop /* asmnop */\n"); + +#define m2(f) \ + if (f & 1) \ + asm volatile ("nop /* asmnop */\n" : : "i" (6) : "cx"); \ + else \ + asm volatile ("nop /* asmnop */\n" : : "i" (6) : "cx"); + +void +foo (void) +{ + m1 (f); +} + +void +bar (void) +{ + m2 (f); +} + +/* { dg-final { scan-assembler-times "asmnop" 2 } } */ +/* { dg-final { cleanup-saved-temps } } */ |