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authorAnatoly Sokolov <aesok@post.ru>2010-10-11 17:41:24 +0000
committerAnatoly Sokolov <aesok@post.ru>2010-10-11 17:41:24 +0000
commit02b2030df55a48e8058bc67b3b68ba2c20d1738b (patch)
tree4b63d698c47af01f476f8ddd1376746e9309a913 /gcc/targhooks.c
parent7c080bd00f176fe45b4f689cfed0ddc932401c01 (diff)
* target.def (preferred_reload_class): New hook.
* doc/tm.texi.in (TARGET_PREFERRED_RELOAD_CLASS): Document. * doc/tm.texi: Regenerate. * targhooks.c (default_preferred_reload_class): New function. * targhooks.h (default_preferred_reload_class): Declare. * reload.c (find_dummy_reload): Change preferred_class variable type from enum reg_class to reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS target hook. (find_reloads): Change goal_alternative array type from int to reg_class_t. Use TARGET_PREFERRED_RELOAD_CLASS target hook. (push_reload, find_reloads_address_part): Use TARGET_PREFERRED_RELOAD_CLASS target hook. * reload1.c (emit_input_reload_insns): Ditto. * ira-costs.c (copy_cost): Use TARGET_PREFERRED_RELOAD_CLASS target hook. Change rclass argument and secondary_class variable types from 'enum reg_class' to reg_class_t. * config/i386/i386.h (PREFERRED_RELOAD_CLASS): Remove. * config/i386/i386-protos (ix86_preferred_reload_class): Remove. * config/i386/i386.c (ix86_preferred_reload_class): Make static. Change regclass argument and result types from enum reg_class to reg_class_t. (TARGET_PREFERRED_RELOAD_CLASS): Define. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@165321 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/targhooks.c')
-rw-r--r--gcc/targhooks.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/targhooks.c b/gcc/targhooks.c
index 9d7ebc0a474..7a3dda3241b 100644
--- a/gcc/targhooks.c
+++ b/gcc/targhooks.c
@@ -1230,6 +1230,19 @@ default_profile_before_prologue (void)
#endif
}
+/* The default implementation of TARGET_PREFERRED_RELOAD_CLASS. */
+
+reg_class_t
+default_preferred_reload_class (rtx x ATTRIBUTE_UNUSED,
+ reg_class_t rclass)
+{
+#ifdef PREFERRED_RELOAD_CLASS
+ return (reg_class_t) PREFERRED_RELOAD_CLASS (x, (enum reg_class) rclass);
+#else
+ return rclass;
+#endif
+}
+
/* The default implementation of TARGET_CLASS_LIKELY_SPILLED_P. */
bool