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Unified Diff: src/x64/full-codegen-x64.cc

Issue 1129723003: Revert of Resolve references to "this" the same way as normal variables (Closed) Base URL: https://chromium.googlesource.com/v8/v8@master
Patch Set: Created 5 years, 7 months ago
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Index: src/x64/full-codegen-x64.cc
diff --git a/src/x64/full-codegen-x64.cc b/src/x64/full-codegen-x64.cc
index d343eaa7b955f6ffe9087b50e4c9e9f6f977240d..7f0f66d0e5f7d2686ec10f4c1aeb6ca5684faef8 100644
--- a/src/x64/full-codegen-x64.cc
+++ b/src/x64/full-codegen-x64.cc
@@ -115,7 +115,7 @@
// global proxy when called as functions (without an explicit receiver
// object).
if (is_sloppy(info->language_mode()) && !info->is_native() &&
- info->MayUseThis() && info->scope()->has_this_declaration()) {
+ info->MayUseThis()) {
Label ok;
// +1 for return address.
StackArgumentsAccessor args(rsp, info->scope()->num_parameters());
@@ -209,9 +209,8 @@
// Copy any necessary parameters into the context.
int num_parameters = info->scope()->num_parameters();
- int first_parameter = info->scope()->has_this_declaration() ? -1 : 0;
- for (int i = first_parameter; i < num_parameters; i++) {
- Variable* var = (i == -1) ? scope()->receiver() : scope()->parameter(i);
+ for (int i = 0; i < num_parameters; i++) {
+ Variable* var = scope()->parameter(i);
if (var->IsContextSlot()) {
int parameter_offset = StandardFrameConstants::kCallerSPOffset +
(num_parameters - 1 - i) * kPointerSize;
@@ -2961,9 +2960,8 @@
__ Push(Operand(rbp, JavaScriptFrameConstants::kFunctionOffset));
// Push the receiver of the enclosing function and do runtime call.
- Variable* this_var = scope()->LookupThis();
- DCHECK_NOT_NULL(this_var);
- __ Push(VarOperand(this_var, rcx));
+ StackArgumentsAccessor args(rbp, info_->scope()->num_parameters());
+ __ Push(args.GetReceiverOperand());
// Push the language mode.
__ Push(Smi::FromInt(language_mode()));
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