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| author | Kito Cheng <kito@0xlab.org> | 2014-08-24 02:52:46 +0000 |
|---|---|---|
| committer | Chung-Ju Wu <jasonwucj@gcc.gnu.org> | 2014-08-24 02:52:46 +0000 |
| commit | ef24330ddfb1206a90cf44bdda2d941abc05d5d3 (patch) | |
| tree | 876929a915d59c4c5cd72a5c23aa427680d8f595 /gcc/regs.h | |
| parent | 3447fefe74d4f1f1c08698f04123a9c699c47f71 (diff) | |
| download | gcc-ef24330ddfb1206a90cf44bdda2d941abc05d5d3.zip gcc-ef24330ddfb1206a90cf44bdda2d941abc05d5d3.tar.gz gcc-ef24330ddfb1206a90cf44bdda2d941abc05d5d3.tar.bz2 | |
Remove CALLER_SAVE_PROFITABLE since it is not used at present.
* system.h (CALLER_SAVE_PROFITABLE): Poison.
* regs.h (CALLER_SAVE_PROFITABLE): Remove.
* doc/tm.texi.in (CALLER_SAVE_PROFITABLE): Remove.
* doc/tm.texi: Regenerate.
From-SVN: r214405
Diffstat (limited to 'gcc/regs.h')
| -rw-r--r-- | gcc/regs.h | 8 |
1 files changed, 0 insertions, 8 deletions
@@ -214,14 +214,6 @@ extern short *reg_renumber; extern int caller_save_needed; -/* Predicate to decide whether to give a hard reg to a pseudo which - is referenced REFS times and would need to be saved and restored - around a call CALLS times. */ - -#ifndef CALLER_SAVE_PROFITABLE -#define CALLER_SAVE_PROFITABLE(REFS, CALLS) (4 * (CALLS) < (REFS)) -#endif - /* Select a register mode required for caller save of hard regno REGNO. */ #ifndef HARD_REGNO_CALLER_SAVE_MODE #define HARD_REGNO_CALLER_SAVE_MODE(REGNO, NREGS, MODE) \ |