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Unified Diff: runtime/vm/intermediate_language.cc

Issue 10876079: Clean up LoadInstanceField and StoreInstanceField. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 8 years, 4 months ago
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Index: runtime/vm/intermediate_language.cc
===================================================================
--- runtime/vm/intermediate_language.cc (revision 11378)
+++ runtime/vm/intermediate_language.cc (working copy)
@@ -1130,6 +1130,18 @@
}
+Definition* CheckClassComp::TryReplace(BindInstr* instr) const {
+ const intptr_t v_cid = value()->ResultCid();
+ const intptr_t num_checks = ic_data()->NumberOfChecks();
+ if ((num_checks == 1) &&
+ (v_cid == ic_data()->GetReceiverClassIdAt(0))) {
+ // No checks needed.
+ return NULL;
+ }
+ return instr;
+}
+
+
Definition* CheckSmiComp::TryReplace(BindInstr* instr) const {
return (value()->ResultCid() == kSmiCid) ? NULL : instr;
}
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