src/compiler/ast-graph-builder.cc - Issue 687473002: [turbofan] Turn slow case for stack check into deferred code.

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Unified Diff: src/compiler/ast-graph-builder.cc

Issue 687473002: [turbofan] Turn slow case for stack check into deferred code. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 6 years, 2 months ago

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Index: src/compiler/ast-graph-builder.cc

diff --git a/src/compiler/ast-graph-builder.cc b/src/compiler/ast-graph-builder.cc

index b230090888cbf25df65a1c01cf536678b97f3e61..8c6f2f17113590d4c83c6d5678b8710c993d74e5 100644

--- a/src/compiler/ast-graph-builder.cc

+++ b/src/compiler/ast-graph-builder.cc

@@ -2113,7 +2113,7 @@ Node* AstGraphBuilder::BuildStackCheck() {

jsgraph()->ZeroConstant());

Node* stack = NewNode(jsgraph()->machine()->LoadStackPointer());

Node* tag = NewNode(jsgraph()->machine()->UintLessThan(), limit, stack);

- stack_check.If(tag);

+ stack_check.If(tag, BranchHint::kTrue);

stack_check.Then();

stack_check.Else();

Node* guard = NewNode(javascript()->CallRuntime(Runtime::kStackGuard, 0));

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