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authorRichard Sandiford <rdsandiford@googlemail.com>2008-07-02 18:05:42 +0000
committerRichard Sandiford <rsandifo@gcc.gnu.org>2008-07-02 18:05:42 +0000
commit1b929c9a0465f54a81fcc9b397ef8f1008c49c78 (patch)
tree01a984d3fcfa3f0f5e773c68bed909db0bee62b0 /gcc
parent65c5f2a63f2dc1a81f717581918c9e09f19044d9 (diff)
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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
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/resource.c5
2 files changed, 6 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 06314ea..fce6036 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+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.
diff --git a/gcc/resource.c b/gcc/resource.c
index 0530849..009fb6e 100644
--- 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: