Reviewers: Paul Lind, danno, kisg, kilvadyb,
Description:
MIPS: Elide hole checks on KeyedLoads of holey double arrays
Port r14630 (124d01e7)
Original commit message:
Improves NavierStokes by about 5%
BUG=
Please review this at https://codereview.chromium.org/14762012/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files:
M src/mips/lithium-codegen-mips.cc
Index: src/mips/lithium-codegen-mips.cc
diff --git a/src/mips/lithium-codegen-mips.cc
b/src/mips/lithium-codegen-mips.cc
index
d94f40e299dd47cbb312dee087f90c0cb18958ab..c74df50b3c6d4ad98c5b40c467807f9d0c2a2232
100644
--- a/src/mips/lithium-codegen-mips.cc
+++ b/src/mips/lithium-codegen-mips.cc
@@ -95,6 +95,12 @@ void LCodeGen::FinishCode(Handle<Code> code) {
transition_maps_.at(i)->AddDependentCode(
DependentCode::kTransitionGroup, code);
}
+ if (graph()->depends_on_empty_array_proto_elements()) {
+ isolate()->initial_object_prototype()->map()->AddDependentCode(
+ DependentCode::kElementsCantBeAddedGroup, code);
+ isolate()->initial_array_prototype()->map()->AddDependentCode(
+ DependentCode::kElementsCantBeAddedGroup, code);
+ }
}
--
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