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author Hans Boehm <hboehm@google.com> 2022-01-26 02:43:33 +0000
committer Hans Boehm <hboehm@google.com> 2022-01-26 02:43:33 +0000
commit07cbc5ba4f117ea74faecffe14ffc0ce8aa7ee0e (patch)
tree2c3c512ebfdf1ac807c688611f8a9dd16562d654 /compiler/optimizing/intrinsics_x86.cc
parent0ab5b6d2afbdd71a18f8fb9b1fcf39e54cfd55a5 (diff)
Revert "Reduce pauses for weak reference access"
This reverts commit 0ab5b6d2afbdd71a18f8fb9b1fcf39e54cfd55a5. Reason for revert: Breaks CMS builds Change-Id: Ib3dfcc90ac5b7259c7f718a0373b48acc2ba10b2
Diffstat (limited to 'compiler/optimizing/intrinsics_x86.cc')
-rw-r--r--compiler/optimizing/intrinsics_x86.cc5
1 files changed, 2 insertions, 3 deletions
diff --git a/compiler/optimizing/intrinsics_x86.cc b/compiler/optimizing/intrinsics_x86.cc
index 3a3886432a..7c2537495a 100644
--- a/compiler/optimizing/intrinsics_x86.cc
+++ b/compiler/optimizing/intrinsics_x86.cc
@@ -3346,9 +3346,8 @@ void IntrinsicCodeGeneratorX86::VisitReferenceGetReferent(HInvoke* invoke) {
if (kEmitCompilerReadBarrier) {
// Check self->GetWeakRefAccessEnabled().
ThreadOffset32 offset = Thread::WeakRefAccessEnabledOffset<kX86PointerSize>();
- __ fs()->cmpl(Address::Absolute(offset),
- Immediate(enum_cast<int32_t>(WeakRefAccessState::kVisiblyEnabled)));
- __ j(kNotEqual, slow_path->GetEntryLabel());
+ __ fs()->cmpl(Address::Absolute(offset), Immediate(0));
+ __ j(kEqual, slow_path->GetEntryLabel());
}
// Load the java.lang.ref.Reference class, use the output register as a temporary.