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MIPS: Fix simplification of DoLoadNamedFieldPolymorphic. This is a commit of https://chromiumcodereview.appspot.com/10391096/ for Akos Palfi

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git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@11572 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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erik.corry@gmail.com 2012-05-16 09:07:57 +00:00
parent 18a5298a6c
commit 83fbd2b52d
1 changed files with 2 additions and 1 deletions
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src/mips/lithium-codegen-mips.cc
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@ -2343,6 +2343,7 @@ void LCodeGen::DoLoadNamedFieldPolymorphic(LLoadNamedFieldPolymorphic* instr) {
Register object = ToRegister(instr->object());
Register result = ToRegister(instr->result());
Register scratch = scratch0();
int map_count = instr->hydrogen()->types()->length();
bool need_generic = instr->hydrogen()->need_generic();
@ -2357,8 +2358,8 @@ void LCodeGen::DoLoadNamedFieldPolymorphic(LLoadNamedFieldPolymorphic* instr) {
bool last = (i == map_count - 1);
Handle<Map> map = instr->hydrogen()->types()->at(i);
if (last && !need_generic) {
Handle<Map> map = instr->hydrogen()->types()->last();
DeoptimizeIf(ne, instr->environment(), scratch, Operand(map));
EmitLoadFieldOrConstantFunction(result, object, map, name);
} else {
Label next;
__ Branch(&next, ne, scratch, Operand(map));