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| author | Mingming Liu <mingmingl@google.com> | 2025-09-10 15:25:31 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-09-10 15:25:31 -0700 |
| commit | 1417dafa1db9cb1b2b09438aa9f53ea5ab6e36e2 (patch) | |
| tree | 57f4b1f313c8cf74eed8819870f39c36ea263c68 /llvm/test/CodeGen/ARM/cmpxchg-weak.ll | |
| parent | 898b813bc8a6d0276bf0f4769f5f2f64b34e632d (diff) | |
| parent | b8cefcb601ddaa18482555c4ff363c01a270c2fe (diff) | |
Merge branch 'main' into users/mingmingl-llvm/samplefdo-profile-formatusers/mingmingl-llvm/samplefdo-profile-format
Diffstat (limited to 'llvm/test/CodeGen/ARM/cmpxchg-weak.ll')
| -rw-r--r-- | llvm/test/CodeGen/ARM/cmpxchg-weak.ll | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/llvm/test/CodeGen/ARM/cmpxchg-weak.ll b/llvm/test/CodeGen/ARM/cmpxchg-weak.ll index 9963f2d08ba5..b33eea997574 100644 --- a/llvm/test/CodeGen/ARM/cmpxchg-weak.ll +++ b/llvm/test/CodeGen/ARM/cmpxchg-weak.ll @@ -10,16 +10,14 @@ define void @test_cmpxchg_weak(ptr %addr, i32 %desired, i32 %new) { ; CHECK-NEXT: dmb ish ; CHECK-NEXT: strex [[SUCCESS:r[0-9]+]], r2, [r0] ; CHECK-NEXT: cmp [[SUCCESS]], #0 -; CHECK-NEXT: beq [[SUCCESSBB:LBB[0-9]+_[0-9]+]] +; CHECK-NEXT: bne [[FAILBB:LBB[0-9]+_[0-9]+]] ; CHECK-NEXT: %bb.2: +; CHECK-NEXT: dmb ish ; CHECK-NEXT: str r3, [r0] ; CHECK-NEXT: bx lr ; CHECK-NEXT: [[LDFAILBB]]: ; CHECK-NEXT: clrex -; CHECK-NEXT: str r3, [r0] -; CHECK-NEXT: bx lr -; CHECK-NEXT: [[SUCCESSBB]]: -; CHECK-NEXT: dmb ish +; CHECK-NEXT: [[FAILBB]]: ; CHECK-NEXT: str r3, [r0] ; CHECK-NEXT: bx lr ; @@ -37,19 +35,20 @@ define i1 @test_cmpxchg_weak_to_bool(i32, ptr %addr, i32 %desired, i32 %new) { ; CHECK-NEXT: bne [[LDFAILBB:LBB[0-9]+_[0-9]+]] ; CHECK-NEXT: %bb.1: ; CHECK-NEXT: dmb ish -; CHECK-NEXT: mov r0, #0 ; CHECK-NEXT: strex [[SUCCESS:r[0-9]+]], r3, [r1] ; CHECK-NEXT: cmp [[SUCCESS]], #0 -; CHECK-NEXT: bxne lr -; CHECK-NEXT: LBB1_2: +; CHECK-NEXT: bne [[FAILBB:LBB[0-9]+_[0-9]+]] +; CHECK-NEXT: %bb.2: ; CHECK-NEXT: mov r0, #1 ; CHECK-NEXT: dmb ish ; CHECK-NEXT: bx lr ; CHECK-NEXT: [[LDFAILBB]]: -; CHECK-NEXT: mov r0, #0 ; CHECK-NEXT: clrex +; CHECK-NEXT: [[FAILBB]]: +; CHECK-NEXT: mov r0, #0 ; CHECK-NEXT: bx lr ; + %pair = cmpxchg weak ptr %addr, i32 %desired, i32 %new seq_cst monotonic %success = extractvalue { i32, i1 } %pair, 1 ret i1 %success |