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Unified Diff: src/builtins/arm64/builtins-arm64.cc

Issue 2153433002: [Interpreter] Collect type feedback for 'new' in the bytecode handler (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: rebase. Created 4 years, 5 months ago
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Index: src/builtins/arm64/builtins-arm64.cc
diff --git a/src/builtins/arm64/builtins-arm64.cc b/src/builtins/arm64/builtins-arm64.cc
index f4af8fdb9d19203f350a6434ebc3c1affeec8ad8..bd9706e6d8a14a7ecd4de20575b68524d3543e3d 100644
--- a/src/builtins/arm64/builtins-arm64.cc
+++ b/src/builtins/arm64/builtins-arm64.cc
@@ -1213,7 +1213,8 @@ void Builtins::Generate_InterpreterPushArgsAndCallImpl(
}
// static
-void Builtins::Generate_InterpreterPushArgsAndConstruct(MacroAssembler* masm) {
+void Builtins::Generate_InterpreterPushArgsAndConstructImpl(
+ MacroAssembler* masm, CallableType construct_type) {
// ----------- S t a t e -------------
// -- x0 : argument count (not including receiver)
// -- x3 : new target
@@ -1244,8 +1245,16 @@ void Builtins::Generate_InterpreterPushArgsAndConstruct(MacroAssembler* masm) {
__ Cmp(x6, x4);
__ B(gt, &loop_header);
- // Call the constructor with x0, x1, and x3 unmodified.
- __ Jump(masm->isolate()->builtins()->Construct(), RelocInfo::CODE_TARGET);
+ if (construct_type == CallableType::kJSFunction) {
+ // TODO(mythria): Change this when allocation site feedback is available.
+ // ConstructFunction initializes allocation site to undefined.
+ __ Jump(masm->isolate()->builtins()->ConstructFunction(),
+ RelocInfo::CODE_TARGET);
+ } else {
+ DCHECK_EQ(construct_type, CallableType::kAny);
+ // Call the constructor with x0, x1, and x3 unmodified.
+ __ Jump(masm->isolate()->builtins()->Construct(), RelocInfo::CODE_TARGET);
+ }
}
void Builtins::Generate_InterpreterEnterBytecodeDispatch(MacroAssembler* masm) {
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