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| author | Anatoly Sokolov <aesok@post.ru> | 2010-09-02 14:29:37 +0000 |
|---|---|---|
| committer | Anatoly Sokolov <aesok@post.ru> | 2010-09-02 14:29:37 +0000 |
| commit | decac150a0db0ed01e34aff544d77de8f119df37 (patch) | |
| tree | 8800ae6420f6689c40bea9995085ad6bf47c0f65 /gcc/targhooks.c | |
| parent | bbe894b0f103b0a19bbc047ea4893508f4c74fbe (diff) | |
* target.def (class_likely_spilled_p): New hook.
* doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Document.
* doc/tm.texi: Regenerate.
* targhooks.c (default_class_likely_spilled_p): New function.
* targhooks.h (default_class_likely_spilled_p): Declare.
* regs.h (CLASS_LIKELY_SPILLED_P): Remove.
* combine.c: (cant_combine_insn_p, likely_spilled_retval_p): Use
TARGET_CLASS_LIKELY_SPILLED_P target hook. Use HARD_REGISTER_P macro.
Use fixed_reg_set instead of fixed_regs.
* cse.c (hash_rtx_cb): Use TARGET_CLASS_LIKELY_SPILLED_P target hook.
* calls.c (avoid_likely_spilled_reg): Ditto.
* ira-conflicts.c: (ira_build_conflicts): Ditto.
* ira.c (update_equiv_regs): Ditto.
* mode-switching.c (create_pre_exit): Ditto.
* regmove.c (find_matches): Ditto.
(regclass_compatible_p): Use TARGET_CLASS_LIKELY_SPILLED_P target
hook.
* reload.c (SMALL_REGISTER_CLASS_P): Remove macro.
(small_register_class_p): New inline function.
(push_secondary_reload, find_reusable_reload, find_reloads): Use
small_register_class_p instead of SMALL_REGISTER_CLASS_P.
* config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Remove.
* config/i386/i386.c (ix86_class_likely_spilled_p): New.
(TARGET_CLASS_LIKELY_SPILLED_P): Define.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@163779 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/targhooks.c')
| -rw-r--r-- | gcc/targhooks.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/targhooks.c b/gcc/targhooks.c index f8cb52227ce..a0e24c06ae7 100644 --- a/gcc/targhooks.c +++ b/gcc/targhooks.c @@ -1220,4 +1220,16 @@ default_profile_before_prologue (void) #endif } +/* The default implementation of TARGET_CLASS_LIKELY_SPILLED_P. */ + +bool +default_class_likely_spilled_p (reg_class_t rclass) +{ +#ifndef CLASS_LIKELY_SPILLED_P + return (reg_class_size[(int) rclass] == 1); +#else + return CLASS_LIKELY_SPILLED_P ((enum reg_class) rclass); +#endif +} + #include "gt-targhooks.h" |