src/x64/lithium-codegen-x64.cc - Issue 23480031: Enable preaging of code objects when --optimize-for-size.

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

Issue 23480031: Enable preaging of code objects when --optimize-for-size. (Closed) Base URL: https://v8.googlecode.com/svn/trunk

Patch Set: Reupload due to weird codereview site error Created 7 years, 3 months ago

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Index: src/x64/lithium-codegen-x64.cc

diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc

index 836abe88776e64c9b5e67ea45bf7fe3c4cdd5ad2..7eebd6a3d059ba663cb679837959ea2acfe31c0e 100644

--- a/src/x64/lithium-codegen-x64.cc

+++ b/src/x64/lithium-codegen-x64.cc

@@ -167,6 +167,7 @@ bool LCodeGen::GeneratePrologue() {

__ push(rbp); // Caller's frame pointer.

__ movq(rbp, rsp);

__ push(rsi); // Callee's context.

+ __ nop(); // Pre-age code.

if (info()->IsStub()) {

__ Push(Smi::FromInt(StackFrame::STUB));

} else {