resource.c (mark_referenced_resources): Look inside UNSPEC_VOLATILEs and ASM_INPUTs.

gcc/ * resource.c (mark_referenced_resources): Look inside UNSPEC_VOLATILEs and ASM_INPUTs. From-SVN: r137375

resource.c (mark_referenced_resources): Look inside UNSPEC_VOLATILEs and ASM_INPUTs.
gcc/ * resource.c (mark_referenced_resources): Look inside UNSPEC_VOLATILEs and ASM_INPUTs. From-SVN: r137375
1b929c9a · Richard Sandiford · Richard Sandiford · 65c5f2a6 · 1b929c9a · 1b929c9a
Commit 1b929c9a authored Jul 02, 2008 by Richard Sandiford Committed by Richard Sandiford Jul 02, 2008
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gcc/ChangeLog
+5 -0

gcc/resource.c
+1 -4

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+2008-07-02  Richard Sandiford  <rdsandiford@googlemail.com>
+
+	* resource.c (mark_referenced_resources): Look inside
+	UNSPEC_VOLATILEs and ASM_INPUTs.
+
 2008-07-02  Ian Lance Taylor  <iant@google.com>

 	* rtlanal.c (add_reg_note): New function.

--- a/gcc/resource.c
+++ b/gcc/resource.c
@@ -266,13 +266,10 @@ mark_referenced_resources (rtx x, struct resources *res,
      return;

    case UNSPEC_VOLATILE:
+    case TRAP_IF:
    case ASM_INPUT:
      /* Traditional asm's are always volatile.  */
      res->volatil = 1;
-      return;
-
-    case TRAP_IF:
-      res->volatil = 1;
      break;

    case ASM_OPERANDS: