Reviewers: Paul Lind, mvstanton, danno, kisg, kilvadyb,
Message:
PTAL.
Description:
MIPS: Fix LStoreKeyed error when tracing instruction.
Port r14951 (01dbfe2)
Original commit message:
LStoreKeyed can have a NULL value(), when we recognize we are storing a
constant
hole value.
BUG=
Please review this at https://codereview.chromium.org/16171019/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files:
M src/mips/lithium-mips.cc
Index: src/mips/lithium-mips.cc
diff --git a/src/mips/lithium-mips.cc b/src/mips/lithium-mips.cc
index
60188a22700146d6a91e5eb13da5a9e71fd3a5ae..2247e7c3ef0f2af28d9b92e09b9b5a8698fc31e0
100644
--- a/src/mips/lithium-mips.cc
+++ b/src/mips/lithium-mips.cc
@@ -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);
+ }
}
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