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authorkazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4>2004-03-03 23:55:52 +0000
committerkazu <kazu@138bc75d-0d04-0410-961f-82ee72b054a4>2004-03-03 23:55:52 +0000
commit0fb2666c490bdf52cb07a655acf271f9093cd410 (patch)
tree8bbdd20f2db68edcbad7b5407da0d4c5ce549749 /gcc/hooks.c
parentc3db176afa2ff0afa4d502ac46ba37a995ef342b (diff)
downloadgcc-0fb2666c490bdf52cb07a655acf271f9093cd410.tar.gz
* hooks.c (hook_tree_tree_identity): New.
* hooks.h: Add a prototype for hook_tree_tree_identity. * stmt.c (expand_asm_operands): Use targetm.md_asm_clobbers instead of MD_ASM_CLOBBERS. * system.h (MD_ASM_CLOBBERS): Poison. * target-def.h (TARGET_MD_ASM_CLOBBERS): New. (TARGET_INITIALIZER): Add TARGET_MD_ASM_CLOBBERS. * target.h (gcc_target): Add md_asm_clobbers. * config/i386/i386.c (TARGET_MD_ASM_CLOBBERS): New. (ix86_md_asm_clobbers): New. * config/i386/i386.h (MD_ASM_CLOBBERS): Remove. * doc/tm.texi (MD_ASM_CLOBBERS): Change to TARGET_MD_ASM_CLOBBERS. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@78868 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/hooks.c')
-rw-r--r--gcc/hooks.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/hooks.c b/gcc/hooks.c
index 090a45aba29..ef90ce131c3 100644
--- a/gcc/hooks.c
+++ b/gcc/hooks.c
@@ -209,3 +209,10 @@ hook_bool_voidp_size_t_false (void * a ATTRIBUTE_UNUSED,
{
return false;
}
+
+/* Generic hook that takes a tree and returns it as is. */
+tree
+hook_tree_tree_identity (tree a)
+{
+ return a;
+}