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Unified Diff: src/mips64/code-stubs-mips64.cc

Issue 975463002: Implement subclassing Arrays. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix arm again Created 5 years, 10 months ago
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Index: src/mips64/code-stubs-mips64.cc
diff --git a/src/mips64/code-stubs-mips64.cc b/src/mips64/code-stubs-mips64.cc
index 8e926d34b05737d5cf211baf781eada71bb82616..a9f04dffc59eeef68bb110323ed7c59f4b896969 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -4869,8 +4869,7 @@ void ArrayConstructorStub::Generate(MacroAssembler* masm) {
// -- a1 : constructor
// -- a2 : AllocationSite or undefined
// -- a3 : original constructor
- // -- sp[0] : return address
- // -- sp[4] : last argument
+ // -- sp[0] : last argument
// -----------------------------------
if (FLAG_debug_code) {
@@ -4908,8 +4907,28 @@ void ArrayConstructorStub::Generate(MacroAssembler* masm) {
__ bind(&no_info);
GenerateDispatchToArrayStub(masm, DISABLE_ALLOCATION_SITES);
+ // Subclassing.
__ bind(&subclassing);
- __ TailCallRuntime(Runtime::kThrowArrayNotSubclassableError, 0, 1);
+ __ Push(a1);
+ __ Push(a3);
+
+ // Adjust argc.
+ switch (argument_count()) {
+ case ANY:
+ case MORE_THAN_ONE:
+ __ li(at, Operand(2));
+ __ addu(a0, a0, at);
+ break;
+ case NONE:
+ __ li(a0, Operand(2));
+ break;
+ case ONE:
+ __ li(a0, Operand(3));
+ break;
+ }
+
+ __ JumpToExternalReference(
+ ExternalReference(Runtime::kArrayConstructorWithSubclassing, isolate()));
}
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