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[turbofan] Remove dead code from JSGenericLowering.

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R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/1186573004

Cr-Commit-Position: refs/heads/master@{#29036}
This commit is contained in:
mstarzinger 2015-06-15 21:01:56 -07:00 committed by Commit bot
parent 88b0786bc8
commit 65b6cef8eb
1 changed files with 2 additions and 25 deletions
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27
src/compiler/js-generic-lowering.cc
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@ -209,35 +209,12 @@ void JSGenericLowering::ReplaceWithCompareIC(Node* node, Token::Value token) {
void JSGenericLowering::ReplaceWithStubCall(Node* node, Callable callable,
CallDescriptor::Flags flags) {
const Operator* old_op = node->op();
Operator::Properties properties = old_op->properties();
Operator::Properties properties = node->op()->properties();
CallDescriptor* desc = Linkage::GetStubCallDescriptor(
isolate(), zone(), callable.descriptor(), 0, flags, properties);
const Operator* new_op = common()->Call(desc);
Node* stub_code = jsgraph()->HeapConstant(callable.code());
node->InsertInput(zone(), 0, stub_code);
node->set_op(new_op);
#if 0 && DEBUG
// Check for at most one framestate and that it's at the right position.
int where = -1;
for (int index = 0; index < node->InputCount(); index++) {
if (node->InputAt(index)->opcode() == IrOpcode::kFrameState) {
if (where >= 0) {
V8_Fatal(__FILE__, __LINE__,
"node #%d:%s already has a framestate at index %d",
node->id(), node->op()->mnemonic(), where);
}
where = index;
DCHECK_EQ(NodeProperties::FirstFrameStateIndex(node), where);
DCHECK(flags & CallDescriptor::kNeedsFrameState);
}
}
if (flags & CallDescriptor::kNeedsFrameState) {
DCHECK_GE(where, 0); // should have found a frame state.
}
#endif
node->set_op(common()->Call(desc));
}