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| author | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-11-09 11:42:16 +0000 |
|---|---|---|
| committer | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-11-09 11:42:16 +0000 |
| commit | 5f35dd0e122d3aa3cccd4a32c912c25f60064ee6 (patch) | |
| tree | 5b96e2c7a588193d1b4019f9316a1ca13b8376ce /gcc/targhooks.c | |
| parent | d83b36f1d70e870859824fe4a98dad49437a6db3 (diff) | |
| download | gcc-5f35dd0e122d3aa3cccd4a32c912c25f60064ee6.tar.gz | |
gcc/
* target.def (can_use_doloop_p): New hook.
* doc/tm.texi.in (TARGET_CAN_USE_DOLOOP_P): Add.
* doc/tm.texi: Regenerate.
* doc/md.texi (doloop_begin, doloop_end): Update documentation.
* hooks.h (hook_bool_dint_dint_uint_true): Declare.
* hooks.c (hook_bool_dint_dint_uint_true): New function.
* targhooks.h (can_use_doloop_if_innermost): Declare.
* targhooks.c (can_use_doloop_if_innermost): New function.
* target.h: Include double-int.h.
* loop-doloop.c (doloop_optimize): Call targetm.can_use_doloop_p.
Remove iteration count, maximum iteration count, loop depth and
enter-at-top inputs from doloop_begin and doloop_end.
* config/arc/arc.md (doloop_begin, doloop_end): Update for new
interface.
* config/arc/arc.c (arc_can_use_doloop_p): New function.
(TARGET_CAN_USE_DOLOOP_P): Define.
* config/arm/thumb2.md (doloop_end): Update for new interface.
* config/arm/arm.c (TARGET_CAN_USE_DOLOOP_P): Define.
* config/bfin/bfin.md (doloop_end): Update for new interface.
* config/bfin/bfin.c (bfin_can_use_doloop_p): New function.
(TARGET_CAN_USE_DOLOOP_P): Define.
* config/c6x/c6x.md (doloop_end): Update for new interface.
* config/ia64/ia64.md (doloop_end): Update for new interface.
* config/ia64/ia64.c (TARGET_CAN_USE_DOLOOP_P): Define.
* config/mep/mep.md (doloop_begin, doloop_end): Update for new
interface.
* config/mep/mep.c (mep_emit_doloop): Likewise.
(TARGET_CAN_USE_DOLOOP_P): Define.
* config/rs6000/rs6000.md (doloop_end): Update for new interface.
* config/rs6000/rs6000.c (TARGET_CAN_USE_DOLOOP_P): Define.
* config/s390/s390.md (doloop_end): Update for new interface.
* config/sh/sh.md (doloop_end): Likewise.
* config/spu/spu.md (doloop_end): Likewise.
* config/spu/spu.c (TARGET_CAN_USE_DOLOOP_P): Define.
* config/tilegx/tilegx.md (doloop_end): Update for new interface.
* config/tilegx/tilegx.c (TARGET_CAN_USE_DOLOOP_P): Define.
* config/tilepro/tilepro.md (doloop_end): Update for new interface.
* config/tilepro/tilepro.c (TARGET_CAN_USE_DOLOOP_P): Define.
* config/v850/v850.md (doloop_begin, doloop_end): Update for new
interface.
* config/v850/v850.c (TARGET_CAN_USE_DOLOOP_P): Define.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@204614 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/targhooks.c')
| -rw-r--r-- | gcc/targhooks.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/targhooks.c b/gcc/targhooks.c index e262fcb43ce..a671486453a 100644 --- a/gcc/targhooks.c +++ b/gcc/targhooks.c @@ -1738,5 +1738,14 @@ default_builtin_chkp_function (unsigned int fcode ATTRIBUTE_UNUSED) return NULL_TREE; } +/* An implementation of TARGET_CAN_USE_DOLOOP_P for targets that do + not support nested low-overhead loops. */ + +bool +can_use_doloop_if_innermost (double_int, double_int, + unsigned int loop_depth, bool) +{ + return loop_depth == 1; +} #include "gt-targhooks.h" |