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Unified Diff: src/mips/lithium-mips.cc

Issue 10170030: Implement tracking and optimizations of packed arrays (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Review feedback Created 8 years, 7 months ago
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Index: src/mips/lithium-mips.cc
diff --git a/src/mips/lithium-mips.cc b/src/mips/lithium-mips.cc
index 1eb3ab7a0ed5bf671845c947e0391719670b921b..49a462ae15be05a01faf2323605ed9bb529743cc 100644
--- a/src/mips/lithium-mips.cc
+++ b/src/mips/lithium-mips.cc
@@ -2023,8 +2023,9 @@ LInstruction* LChunkBuilder::DoStoreKeyedGeneric(HStoreKeyedGeneric* instr) {
LInstruction* LChunkBuilder::DoTransitionElementsKind(
HTransitionElementsKind* instr) {
- if (instr->original_map()->elements_kind() == FAST_SMI_ONLY_ELEMENTS &&
- instr->transitioned_map()->elements_kind() == FAST_ELEMENTS) {
+ ElementsKind from_kind = instr->original_map()->elements_kind();
+ ElementsKind to_kind = instr->transitioned_map()->elements_kind();
+ if (IsSimpleMapChangeTransition(from_kind, to_kind)) {
LOperand* object = UseRegister(instr->object());
LOperand* new_map_reg = TempRegister();
LTransitionElementsKind* result =
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