Reviewers: danno,
Description:
Don't need a temp register for StoreKeyed double
save a gap move
BUG=
Please review this at https://codereview.chromium.org/174693002/
SVN Base: git://github.com/v8/v8.git@master
Affected files (+1, -1 lines):
M src/x64/lithium-x64.cc
Index: src/x64/lithium-x64.cc
diff --git a/src/x64/lithium-x64.cc b/src/x64/lithium-x64.cc
index
d42d3824e2f37d2b9ee94888e0d4c8bbcc8eb286..80c2fcb99c6141b90e28ab428978cb2a5d3e211d
100644
--- a/src/x64/lithium-x64.cc
+++ b/src/x64/lithium-x64.cc
@@ -2017,7 +2017,7 @@ LInstruction*
LChunkBuilder::DoStoreKeyed(HStoreKeyed* instr) {
Representation value_representation = instr->value()->representation();
if (value_representation.IsDouble()) {
object = UseRegisterAtStart(instr->elements());
- val = UseTempRegister(instr->value());
+ val = UseRegisterAtStart(instr->value());
key = UseRegisterOrConstantAtStart(instr->key());
} else {
ASSERT(value_representation.IsSmiOrTagged() ||
--
--
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