diff options
| author | spop <spop@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-11-05 15:42:30 +0000 |
|---|---|---|
| committer | spop <spop@138bc75d-0d04-0410-961f-82ee72b054a4> | 2007-11-05 15:42:30 +0000 |
| commit | 82a67b2c3dd025d45b61bcf4eb9a590079d6b963 (patch) | |
| tree | 532a1d6bef5e5f6807eb8923edc27006c580c3c2 /gcc/testsuite/gcc.dg/tree-ssa/pr32540-1.c | |
| parent | 0fba986bca1041613c7898c0cd152edc46fa25fa (diff) | |
| download | gcc-82a67b2c3dd025d45b61bcf4eb9a590079d6b963.tar.gz | |
2007-11-05 Nick Clifton <nickc@redhat.com>
Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/32540
PR tree-optimization/33922
* doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
* tree-ssa-pre.c: Include params.h.
(compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
to limit the maximum length of the PA set for a given block.
* Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
* params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
* gcc.dg/tree-ssa/pr32540-1.c: New.
* gcc.dg/tree-ssa/pr32540-2.c: New.
* gcc.dg/tree-ssa/pr33922.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@129901 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr32540-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr32540-1.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr32540-1.c b/gcc/testsuite/gcc.dg/tree-ssa/pr32540-1.c new file mode 100644 index 00000000000..ce8e0ae824f --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr32540-1.c @@ -0,0 +1,34 @@ +/* { dg-do compile } */ +/* { dg-options "-O3 -ftree-pre" } */ + +int f(void); +void acceptloop_th(int *t) { + int options = 0; + if (f()) options |= 0x1 << 1; + if (f()) options |= 0x1 << 2; + if (f()) options |= 0x1 << 3; + if (f()) options |= 0x1 << 4; + if (f()) options |= 0x1 << 5; + if (f()) options |= 0x1 << 6; + if (f()) options |= 0x1 << 7; + if (f()) options |= 0x1 << 8; + if (f()) options |= 0x1 << 9; + if (f()) options |= 0x1 << 10; + if (f()) options |= 0x1 << 11; + if (f()) options |= 0x1 << 12; + if (f()) options |= 0x1 << 13; + if (f()) options |= 0x1 << 14; + if (f()) options |= 0x1 << 15; + if (f()) options |= 0x1 << 16; + if (f()) options |= 0x1 << 17; + if (f()) options |= 0x1 << 18; + if (f()) options |= 0x1 << 19; + if (f()) options |= 0x1 << 20; + if (f()) options |= 0x1 << 21; + if (f()) options |= 0x1 << 22; + if (f()) options |= 0x1 << 23; + if (f()) options |= 0x1 << 24; + if (f()) options |= 0x1 << 25; + if (f()) options |= 0x1 << 26; + if (f()) *t = options; +} |