Revision: 15050
Author: [email protected]
Date: Mon Jun 10 11:16:27 2013
Log: MIPS: Use compare nil ic only for non-strict equality.
Port r15045 (cce366f)
Original commit message:
Strict-equality only has one check and cannot deopt. Should therefore not
be part of the stub.
BUG=
Review URL: https://codereview.chromium.org/16690008
Patch from Balazs Kilvady <[email protected]>.
http://code.google.com/p/v8/source/detail?r=15050
Modified:
/branches/bleeding_edge/src/mips/full-codegen-mips.cc
=======================================
--- /branches/bleeding_edge/src/mips/full-codegen-mips.cc Mon Jun 10
11:14:15 2013
+++ /branches/bleeding_edge/src/mips/full-codegen-mips.cc Mon Jun 10
11:16:27 2013
@@ -4799,19 +4799,15 @@
VisitForAccumulatorValue(sub_expr);
PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
- EqualityKind kind = expr->op() == Token::EQ_STRICT
- ? kStrictEquality : kNonStrictEquality;
__ mov(a0, result_register());
- if (kind == kStrictEquality) {
+ if (expr->op() == Token::EQ_STRICT) {
Heap::RootListIndex nil_value = nil == kNullValue ?
Heap::kNullValueRootIndex :
Heap::kUndefinedValueRootIndex;
__ LoadRoot(a1, nil_value);
Split(eq, a0, Operand(a1), if_true, if_false, fall_through);
} else {
- Handle<Code> ic = CompareNilICStub::GetUninitialized(isolate(),
-
kNonStrictEquality,
- nil);
+ Handle<Code> ic = CompareNilICStub::GetUninitialized(isolate(), nil);
CallIC(ic, RelocInfo::CODE_TARGET, expr->CompareOperationFeedbackId());
Split(ne, v0, Operand(zero_reg), if_true, if_false, fall_through);
}
--
--
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