[JAEGER] Added JSOP_BITNOT.

2010-06-05 17:21:56 -07:00
parent 060c9ba419
commit 2929762456
5 changed files with 66 additions and 0 deletions
--- a/js/src/methodjit/Compiler.cpp
+++ b/js/src/methodjit/Compiler.cpp
@@ -484,6 +484,21 @@ mjit::Compiler::generateMethod()
            jsop_binary(op, stubs::Mod);
          END_CASE(JSOP_MOD)

+          BEGIN_CASE(JSOP_BITNOT)
+          {
+            FrameEntry *top = frame.peek(-1);
+            if (top->isConstant() && top->getValue().isPrimitive()) {
+                int32_t i;
+                ValueToECMAInt32(cx, top->getValue(), &i);
+                i = ~i;
+                frame.pop();
+                frame.push(Int32Tag(i));
+            } else {
+                jsop_bitnot();
+            }
+          }
+          END_CASE(JSOP_BITNOT)
+
          BEGIN_CASE(JSOP_NEG)
          {
            FrameEntry *top = frame.peek(-1);