Revision: 18954
Author: [email protected]
Date: Thu Jan 30 16:44:32 2014 UTC
Log: Fix polymorphic load handling.
BUG=
[email protected]
Review URL: https://codereview.chromium.org/150453003
http://code.google.com/p/v8/source/detail?r=18954
Modified:
/branches/bleeding_edge/src/hydrogen.cc
=======================================
--- /branches/bleeding_edge/src/hydrogen.cc Thu Jan 30 13:18:41 2014 UTC
+++ /branches/bleeding_edge/src/hydrogen.cc Thu Jan 30 16:44:32 2014 UTC
@@ -5697,10 +5697,15 @@
int count = 0;
HBasicBlock* join = NULL;
HBasicBlock* number_block = NULL;
+ bool handled_string = false;
bool handle_smi = false;
for (int i = 0; i < types->length() && count < kMaxLoadPolymorphism;
++i) {
PropertyAccessInfo info(this, IC::MapToType(types->at(i)), name);
+ if (info.type()->Is(HeapType::String())) {
+ if (handled_string) continue;
+ handled_string = true;
+ }
if (info.CanLoadMonomorphic()) {
count++;
if (info.type()->Is(HeapType::Number())) {
@@ -5711,8 +5716,8 @@
}
count = 0;
- bool handled_string = false;
HControlInstruction* smi_check = NULL;
+ handled_string = false;
for (int i = 0; i < types->length() && count < kMaxLoadPolymorphism;
++i) {
PropertyAccessInfo info(this, IC::MapToType(types->at(i)), name);
--
--
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