Reviewers: Søren Gjesse,
Description:
ARM: Implement DoCmpJSObjectEqAndBranch.
Please review this at http://codereview.chromium.org/6381001/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files:
M src/arm/lithium-codegen-arm.cc
Index: src/arm/lithium-codegen-arm.cc
diff --git a/src/arm/lithium-codegen-arm.cc b/src/arm/lithium-codegen-arm.cc
index
c8c3a518f502c3a20cbf4f375f4d79a398a5dbc5..6d360e0799225846209cbfdcb5a3efe89dc51209
100644
--- a/src/arm/lithium-codegen-arm.cc
+++ b/src/arm/lithium-codegen-arm.cc
@@ -1612,12 +1612,17 @@ void LCodeGen::DoCmpJSObjectEq(LCmpJSObjectEq*
instr) {
__ cmp(left, Operand(right));
__ LoadRoot(result, Heap::kTrueValueRootIndex, eq);
__ LoadRoot(result, Heap::kFalseValueRootIndex, ne);
- Abort("DoCmpJSObjectEq untested.");
}
void LCodeGen::DoCmpJSObjectEqAndBranch(LCmpJSObjectEqAndBranch* instr) {
- Abort("DoCmpJSObjectEqAndBranch unimplemented.");
+ Register left = ToRegister(instr->left());
+ Register right = ToRegister(instr->right());
+ int false_block = chunk_->LookupDestination(instr->false_block_id());
+ int true_block = chunk_->LookupDestination(instr->true_block_id());
+
+ __ cmp(left, Operand(right));
+ EmitBranch(true_block, false_block, eq);
}
--
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