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Unified Diff: src/arm64/code-stubs-arm64.cc

Issue 1925463003: [turbofan] Don't use the CompareIC in JSGenericLowering. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@5.0
Patch Set: Created 4 years, 8 months ago
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Index: src/arm64/code-stubs-arm64.cc
diff --git a/src/arm64/code-stubs-arm64.cc b/src/arm64/code-stubs-arm64.cc
index 57a0ffde92128c807ebeaceeb38ae7b3f16abfd4..32250a861159880509ba61a7a5aade5f8f49a79d 100644
--- a/src/arm64/code-stubs-arm64.cc
+++ b/src/arm64/code-stubs-arm64.cc
@@ -628,11 +628,19 @@ void CompareICStub::GenerateGeneric(MacroAssembler* masm) {
__ Bind(&slow);
- __ Push(lhs, rhs);
- // Figure out which native to call and setup the arguments.
if (cond == eq) {
- __ TailCallRuntime(strict() ? Runtime::kStrictEquals : Runtime::kEquals);
+ {
+ FrameScope scope(masm, StackFrame::INTERNAL);
+ __ Push(lhs, rhs);
+ __ CallRuntime(strict() ? Runtime::kStrictEqual : Runtime::kEqual);
+ }
+ // Turn true into 0 and false into some non-zero value.
+ STATIC_ASSERT(EQUAL == 0);
+ __ LoadRoot(x1, Heap::kTrueValueRootIndex);
+ __ Sub(x0, x0, x1);
+ __ Ret();
} else {
+ __ Push(lhs, rhs);
int ncr; // NaN compare result
if ((cond == lt) || (cond == le)) {
ncr = GREATER;
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