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Unified Diff: src/arm/stub-cache-arm.cc

Issue 355793003: Replace HeapNumber as doublebox with an explicit MutableHeapNumber. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 6 years, 6 months ago
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Index: src/arm/stub-cache-arm.cc
diff --git a/src/arm/stub-cache-arm.cc b/src/arm/stub-cache-arm.cc
index 1c772eec81152d77ade1e95a7ebe1135d93210fb..c30fa1f881a22134fa30787e0bab8aba9257cce7 100644
--- a/src/arm/stub-cache-arm.cc
+++ b/src/arm/stub-cache-arm.cc
@@ -426,8 +426,9 @@ void StoreStubCompiler::GenerateStoreTransition(MacroAssembler* masm,
}
} else if (representation.IsDouble()) {
Label do_store, heap_number;
- __ LoadRoot(scratch3, Heap::kHeapNumberMapRootIndex);
- __ AllocateHeapNumber(storage_reg, scratch1, scratch2, scratch3, slow);
+ __ LoadRoot(scratch3, Heap::kMutableHeapNumberMapRootIndex);
+ __ AllocateHeapNumber(storage_reg, scratch1, scratch2, scratch3, slow,
+ TAG_RESULT, MUTABLE);
__ JumpIfNotSmi(value_reg, &heap_number);
__ SmiUntag(scratch1, value_reg);
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