Changeset 154173 in webkit

Timestamp:

Aug 16, 2013 4:02:34 AM (11 years ago)

Author:

commit-queue@webkit.org

Message:

<​https://webkit.org/b/119742> REGRESSION(FTL): Fix register usage in mips implementation of ctiVMHandleException

Patch by Balazs Kilvady <​kilvadyb@homejinni.com> on 2013-08-16
Reviewed by Allan Sandfeld Jensen.

ctiVMHandleException must jump/return using register ra (r31).

• jit/JITStubsMIPS.h:

Location:

trunk/Source/JavaScriptCore

Files:

• ChangeLog (modified) (1 diff)
• jit/JITStubsMIPS.h (modified) (1 diff)

trunk/Source/JavaScriptCore/ChangeLog

@@ +1 @@
+2013-08-16  Balazs Kilvady  <kilvadyb@homejinni.com>
+
+        <https://webkit.org/b/119742> REGRESSION(FTL): Fix register usage in mips implementation of ctiVMHandleException
+
+        Reviewed by Allan Sandfeld Jensen.
+
+        ctiVMHandleException must jump/return using register ra (r31).
+
+        * jit/JITStubsMIPS.h:
+
 2013-08-16  Julien Brianceau  <jbrianceau@nds.com>
 

trunk/Source/JavaScriptCore/jit/JITStubsMIPS.h

@@ -150 +150 @@
 #endif
     // When cti_vm_handle_exception returns, v0 has callFrame and v1 has handler address
+    "move  $31,$3" "\n"
+    "jr    $31" "\n"
     "move  $16,$2 " "\n"
-    "jr    $3" "\n"
-    "nop" "\n"
 ".set reorder" "\n"
 ".set macro" "\n"