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Unified Diff: src/ia32/full-codegen-ia32.cc

Issue 1183213002: Inline code generation for %_IsTypedArray (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: don't remove mips64 EmitIsArray Created 5 years, 6 months ago
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Index: src/ia32/full-codegen-ia32.cc
diff --git a/src/ia32/full-codegen-ia32.cc b/src/ia32/full-codegen-ia32.cc
index 202740b385cc93bef3ba8e9a966d8d6a2708f004..f27dd21d5a13fbb541c472ebf1c5d31f4246570b 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -3513,7 +3513,6 @@ void FullCodeGenerator::EmitIsMinusZero(CallRuntime* expr) {
}
-
void FullCodeGenerator::EmitIsArray(CallRuntime* expr) {
ZoneList<Expression*>* args = expr->arguments();
DCHECK(args->length() == 1);
@@ -3536,6 +3535,28 @@ void FullCodeGenerator::EmitIsArray(CallRuntime* expr) {
}
+void FullCodeGenerator::EmitIsTypedArray(CallRuntime* expr) {
+ ZoneList<Expression*>* args = expr->arguments();
+ DCHECK(args->length() == 1);
+
+ VisitForAccumulatorValue(args->at(0));
+
+ 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);
+
+ __ JumpIfSmi(eax, if_false);
+ __ CmpObjectType(eax, JS_TYPED_ARRAY_TYPE, ebx);
+ PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
+ Split(equal, if_true, if_false, fall_through);
+
+ context()->Plug(if_true, if_false);
+}
+
+
void FullCodeGenerator::EmitIsRegExp(CallRuntime* expr) {
ZoneList<Expression*>* args = expr->arguments();
DCHECK(args->length() == 1);
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