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| author | sayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-25 00:25:28 +0000 |
|---|---|---|
| committer | sayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-25 00:25:28 +0000 |
| commit | 1cf939b94e15514881a6f288f2ed9d32a4340d9f (patch) | |
| tree | ae6f659f26b92f154a5b1616ec1d340e36b3a83a /gcc/expmed.c | |
| parent | 7511644a5559dbe85d8553feb76d7feffe140c96 (diff) | |
| download | gcc-1cf939b94e15514881a6f288f2ed9d32a4340d9f.tar.gz | |
* expmed.c (init_expmed): A signed modulus by a power of two is
considered cheap if its less than or equal to four instructions.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@85134 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/expmed.c')
| -rw-r--r-- | gcc/expmed.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/expmed.c b/gcc/expmed.c index d93351da2e7..9ceee9f923a 100644 --- a/gcc/expmed.c +++ b/gcc/expmed.c @@ -217,7 +217,7 @@ init_expmed (void) mul_cost[mode] = rtx_cost (&all.mult, SET); sdiv_pow2_cheap[mode] = (rtx_cost (&all.div, SET) <= 2 * add_cost[mode]); - smod_pow2_cheap[mode] = (rtx_cost (&all.mod, SET) <= 2 * add_cost[mode]); + smod_pow2_cheap[mode] = (rtx_cost (&all.mod, SET) <= 4 * add_cost[mode]); wider_mode = GET_MODE_WIDER_MODE (mode); if (wider_mode != VOIDmode) |