src/x64/lithium-codegen-x64.cc - Issue 63573004: Fix implementation of compare-minus-zero-and-branch on ia32 and x64.

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Unified Diff: src/x64/lithium-codegen-x64.cc

Issue 63573004: Fix implementation of compare-minus-zero-and-branch on ia32 and x64. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 7 years, 1 month ago

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Index: src/x64/lithium-codegen-x64.cc

diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc

index 5e2367f986567bcc8ea4c580d2e14f7fc720bf9e..986cf833a4e3416ca0c15d018da12101be9166d5 100644

--- a/src/x64/lithium-codegen-x64.cc

+++ b/src/x64/lithium-codegen-x64.cc

@@ -2263,7 +2263,7 @@ void LCodeGen::DoCompareMinusZeroAndBranch(LCompareMinusZeroAndBranch* instr) {

} else {

Handle<Map> map = masm()->isolate()->factory()->heap_number_map();

- __ CheckMap(rax, map, &if_false, DO_SMI_CHECK);

+ __ CheckMap(value, map, &if_false, DO_SMI_CHECK);

__ cmpl(FieldOperand(value, HeapNumber::kExponentOffset),

Immediate(0x80000000));

__ j(not_equal, &if_false);

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