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Unified Diff: src/x64/code-stubs-x64.cc

Issue 1272673003: [es6] Re-implement rest parameters via desugaring. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Tiny bit more cleanup Created 5 years, 4 months ago
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Index: src/x64/code-stubs-x64.cc
diff --git a/src/x64/code-stubs-x64.cc b/src/x64/code-stubs-x64.cc
index a3db777404a1208d3d6d0f264a056f360e6d8bbc..d735f284fc7ced5d2ed9917c24aea799a1856286 100644
--- a/src/x64/code-stubs-x64.cc
+++ b/src/x64/code-stubs-x64.cc
@@ -838,34 +838,6 @@ void ArgumentsAccessStub::GenerateNewSloppySlow(MacroAssembler* masm) {
}
-void RestParamAccessStub::GenerateNew(MacroAssembler* masm) {
- // rsp[0] : return address
- // rsp[8] : language mode
- // rsp[16] : index of rest parameter
- // rsp[24] : number of parameters
- // rsp[32] : receiver displacement
-
- // Check if the calling frame is an arguments adaptor frame.
- Label runtime;
- __ movp(rdx, Operand(rbp, StandardFrameConstants::kCallerFPOffset));
- __ movp(rcx, Operand(rdx, StandardFrameConstants::kContextOffset));
- __ Cmp(rcx, Smi::FromInt(StackFrame::ARGUMENTS_ADAPTOR));
- __ j(not_equal, &runtime);
-
- // Patch the arguments.length and the parameters pointer.
- StackArgumentsAccessor args(rsp, 4, ARGUMENTS_DONT_CONTAIN_RECEIVER);
- __ movp(rcx, Operand(rdx, ArgumentsAdaptorFrameConstants::kLengthOffset));
- __ movp(args.GetArgumentOperand(1), rcx);
- __ SmiToInteger64(rcx, rcx);
- __ leap(rdx, Operand(rdx, rcx, times_pointer_size,
- StandardFrameConstants::kCallerSPOffset));
- __ movp(args.GetArgumentOperand(0), rdx);
-
- __ bind(&runtime);
- __ TailCallRuntime(Runtime::kNewRestParam, 4, 1);
-}
-
-
void LoadIndexedInterceptorStub::Generate(MacroAssembler* masm) {
// Return address is on the stack.
Label slow;

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