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Unified Diff: src/hydrogen-instructions.cc

Issue 9141016: Improve GVN handling of ElementTransitions. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: review feedback Created 8 years, 11 months ago
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« src/hydrogen.cc ('K') | « src/hydrogen-instructions.h ('k') | src/objects.h » ('j') | test/mjsunit/elements-transition-hoisting.js » ('J')
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Index: src/hydrogen-instructions.cc
diff --git a/src/hydrogen-instructions.cc b/src/hydrogen-instructions.cc
index 7ae0b44a27634b0356983bbd82d1034284c8514c..ac25e3e64d486a1f3f7117416532e39bb712bba4 100644
--- a/src/hydrogen-instructions.cc
+++ b/src/hydrogen-instructions.cc
@@ -885,6 +885,13 @@ void HCheckInstanceType::GetCheckMaskAndTag(uint8_t* mask, uint8_t* tag) {
void HCheckMap::PrintDataTo(StringStream* stream) {
value()->PrintNameTo(stream);
stream->Add(" %p", *map());
+ if (mode() == REQUIRE_EXACT_MAP) {
+ stream->Add(" [EXACT]");
+ } else if (!has_element_transitions_) {
+ stream->Add(" [EXACT*]");
+ } else {
+ stream->Add(" [MATCH ELEMENTS]");
+ }
}
« src/hydrogen.cc ('K') | « src/hydrogen-instructions.h ('k') | src/objects.h » ('j') | test/mjsunit/elements-transition-hoisting.js » ('J')

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