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Unified Diff: src/arm/lithium-codegen-arm.cc

Issue 11369014: Remove redundant loads in DoCheckMaps (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: Created 8 years, 2 months ago
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Index: src/arm/lithium-codegen-arm.cc
===================================================================
--- src/arm/lithium-codegen-arm.cc (revision 12764)
+++ src/arm/lithium-codegen-arm.cc (working copy)
@@ -4848,9 +4848,10 @@
Label success;
SmallMapList* map_set = instr->hydrogen()->map_set();
+ __ ldr(scratch, FieldMemOperand(reg, HeapObject::kMapOffset));
for (int i = 0; i < map_set->length() - 1; i++) {
Handle<Map> map = map_set->at(i);
- __ CompareMap(reg, scratch, map, &success, REQUIRE_EXACT_MAP);
+ __ CompareMap(scratch, map, &success, REQUIRE_EXACT_MAP);
__ b(eq, &success);
}
Handle<Map> map = map_set->last();
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