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| author | Kyle Butt <kyle+llvm@iteratee.net> | 2017-01-11 19:55:19 +0000 |
|---|---|---|
| committer | Kyle Butt <kyle+llvm@iteratee.net> | 2017-01-11 19:55:19 +0000 |
| commit | efe56fed125ead532877ae87add255e0aa14db37 (patch) | |
| tree | c625d4b0981bfa75c68e4999ecbb0c48ac7609f5 /llvm/test/CodeGen/ARM/cmpxchg-weak.ll | |
| parent | de782d16160dd7c0324c0759e29e5ca0a7460387 (diff) | |
| download | bcm5719-llvm-efe56fed125ead532877ae87add255e0aa14db37.tar.gz bcm5719-llvm-efe56fed125ead532877ae87add255e0aa14db37.zip | |
Revert "CodeGen: Allow small copyable blocks to "break" the CFG."
This reverts commit ada6595a526d71df04988eb0a4b4fe84df398ded.
This needs a simple probability check because there are some cases where it is
not profitable.
llvm-svn: 291695
Diffstat (limited to 'llvm/test/CodeGen/ARM/cmpxchg-weak.ll')
| -rw-r--r-- | llvm/test/CodeGen/ARM/cmpxchg-weak.ll | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/llvm/test/CodeGen/ARM/cmpxchg-weak.ll b/llvm/test/CodeGen/ARM/cmpxchg-weak.ll index 0d5681aafbc..4038528c91b 100644 --- a/llvm/test/CodeGen/ARM/cmpxchg-weak.ll +++ b/llvm/test/CodeGen/ARM/cmpxchg-weak.ll @@ -13,16 +13,14 @@ define void @test_cmpxchg_weak(i32 *%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 |
