re PR target/24953 (RTL check: access of elt 1 of vector with last elt 0 in vrsave_op...

	PR target/24953
	* config/rs6000/predicates.md (vrsave_operation): Check
	UNSPEC_VOLATILE value.

From-SVN: r107311

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 008444d0bd9421b28ddcf380c8a254cd1a1fda1d..fdc3098b922d22c5aad77aabc0cce9fbb01007df 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2005-11-21  David Edelsohn  <edelsohn@gnu.org>
+
+       PR target/24953
+       * config/rs6000/predicates.md (vrsave_operation): Check
+       UNSPEC_VOLATILE value.
+
 2005-11-21  Jan Hubicka  <jh@suse.cz>
 
        PR tree-optimization/24653

diff --git a/gcc/config/rs6000/predicates.md b/gcc/config/rs6000/predicates.md
index 0ede69dcd1f4c3409566edf56aa8c640c25d2e8c..a76280d5ac895610859dd4305be000fe74f23acc 100644 (file)
--- a/gcc/config/rs6000/predicates.md
+++ b/gcc/config/rs6000/predicates.md
@@ -1034,7 +1034,8 @@
   if (count <= 1
       || GET_CODE (XVECEXP (op, 0, 0)) != SET
       || GET_CODE (SET_DEST (XVECEXP (op, 0, 0))) != REG
-      || GET_CODE (SET_SRC (XVECEXP (op, 0, 0))) != UNSPEC_VOLATILE)
+      || GET_CODE (SET_SRC (XVECEXP (op, 0, 0))) != UNSPEC_VOLATILE
+      || XINT (SET_SRC (XVECEXP (op, 0, 0)), 1) != UNSPECV_SET_VRSAVE)
     return 0;
 
   dest_regno = REGNO (SET_DEST (XVECEXP (op, 0, 0)));