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Unified Diff: src/arm/full-codegen-arm.cc

Issue 7283006: Do not pass the global object as the receiver to strict-mode and (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Update sputnik status. Created 9 years, 6 months ago
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Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index e24dd1890d4df79199c59faec8ae069ebb91990c..ab54d0b22003b76acc120c852b42da34d53a9682 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -3574,6 +3574,39 @@ void FullCodeGenerator::EmitFastAsciiArrayJoin(ZoneList<Expression*>* args) {
}
+void FullCodeGenerator::EmitIsNativeOrStrictMode(ZoneList<Expression*>* args) {
+ ASSERT(args->length() == 1);
+
+ // Load the function into r0.
+ VisitForAccumulatorValue(args->at(0));
+
+ // Prepare for the test.
+ Label materialize_true, materialize_false;
+ Label* if_true = NULL;
+ Label* if_false = NULL;
+ Label* fall_through = NULL;
+ context()->PrepareTest(&materialize_true, &materialize_false,
+ &if_true, &if_false, &fall_through);
+
+ // Test for strict mode function.
+ __ ldr(r1, FieldMemOperand(r0, JSFunction::kSharedFunctionInfoOffset));
+ __ ldr(r1, FieldMemOperand(r1, SharedFunctionInfo::kCompilerHintsOffset));
+ __ tst(r1, Operand(1 << (SharedFunctionInfo::kStrictModeFunction +
+ kSmiTagSize)));
+ __ b(ne, if_true);
+
+ // Test for native function.
+ __ tst(r1, Operand(1 << (SharedFunctionInfo::kNative + kSmiTagSize)));
+ __ b(ne, if_true);
+
+ // Not native or strict-mode function.
+ __ b(if_false);
+
+ PrepareForBailoutBeforeSplit(TOS_REG, true, if_true, if_false);
+ context()->Plug(if_true, if_false);
+}
+
+
void FullCodeGenerator::VisitCallRuntime(CallRuntime* expr) {
Handle<String> name = expr->name();
if (name->length() > 0 && name->Get(0) == '_') {
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