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MIPS: Fix LStoreKeyed error when tracing instruction.

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Port r14951 (01dbfe2)

Original commit message:
LStoreKeyed can have a NULL value(), when we recognize we are storing a constant
hole value.

BUG=

Review URL: https://codereview.chromium.org/16171019
Patch from Balazs Kilvady <kilvadyb@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@14959 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
palfia@homejinni.com 2013-06-05 16:45:19 +00:00
parent 299563520a
commit b556dc962c
1 changed files with 8 additions and 1 deletions
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9
src/mips/lithium-mips.cc
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@ -409,7 +409,14 @@ void LStoreKeyed::PrintDataTo(StringStream* stream) {
} else {
stream->Add("] <- ");
}
value()->PrintTo(stream);
if (value() == NULL) {
ASSERT(hydrogen()->IsConstantHoleStore() &&
hydrogen()->value()->representation().IsDouble());
stream->Add("<the hole(nan)>");
} else {
value()->PrintTo(stream);
}
}