[JAEGER] Added fast-path for JSOP_SETELEM.

2010-06-15 01:40:36 -07:00
parent 3781ef9024
commit 392474aa81
8 changed files with 209 additions and 7 deletions
--- a/js/src/methodjit/Compiler.cpp
+++ b/js/src/methodjit/Compiler.cpp
@@ -684,10 +684,7 @@ mjit::Compiler::generateMethod()
          END_CASE(JSOP_GETELEM)

          BEGIN_CASE(JSOP_SETELEM)
-            prepareStubCall();
-            stubCall(stubs::SetElem, Uses(3), Defs(1));
-            frame.popn(3);
-            frame.pushSynced();
+            jsop_setelem();
          END_CASE(JSOP_SETELEM);

          BEGIN_CASE(JSOP_CALLNAME)
@@ -1978,3 +1975,12 @@ mjit::Compiler::jsop_setgname(uint32 index)
 #endif
 }

+void
+mjit::Compiler::jsop_setelem_slow()
+{
+    prepareStubCall();
+    stubCall(stubs::SetElem, Uses(3), Defs(1));
+    frame.popn(3);
+    frame.pushSynced();
+}
+