(sync_isync): Renamed from sync; added an isync insn after the sync to

properly deal with PowerPC's with split I/D caches.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@10253 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
index cda871b..f8e52db 100644 (file)
--- a/gcc/config/rs6000/rs6000.md
+++ b/gcc/config/rs6000/rs6000.md
@@ -5553,11 +5553,12 @@
   ""
   "")
 
-;; Sync instruction used for V.4 trampolines
-(define_insn "sync"
-  [(unspec [(match_operand 0 "" "")] 1)]
+;; Synchronize instruction/data caches for V.4 trampolines
+(define_insn "sync_isync"
+  [(unspec [(match_operand 0 "memory_operand" "=m")] 1)]
   ""
-  "sync")
+  "{dcs|sync}\;{ics|isync}"
+  [(set_attr "length" "8")])
 
 \f
 ;; Compare insns are next.  Note that the RS/6000 has two types of compares,