| Michael Liao | de51caf | 2012-09-25 18:08:13 +0000 | [diff] [blame^] | 1 | ; RUN: llc -march=x86 -mattr=+cmov -mtriple=i386-pc-linux < %s | FileCheck %s |
| 2 | @sc64 = external global i64 |
| 3 | |
| 4 | define void @atomic_maxmin_i6432() { |
| 5 | ; CHECK: atomic_maxmin_i6432 |
| 6 | %1 = atomicrmw max i64* @sc64, i64 5 acquire |
| 7 | ; CHECK: [[LABEL:.LBB[0-9]+_[0-9]+]] |
| 8 | ; CHECK: cmpl |
| 9 | ; CHECK: setl |
| 10 | ; CHECK: cmpl |
| 11 | ; CHECK: setl |
| 12 | ; CHECK: cmovne |
| 13 | ; CHECK: cmovne |
| 14 | ; CHECK: lock |
| 15 | ; CHECK-NEXT: cmpxchg8b |
| 16 | ; CHECK: jne [[LABEL]] |
| 17 | %2 = atomicrmw min i64* @sc64, i64 6 acquire |
| 18 | ; CHECK: [[LABEL:.LBB[0-9]+_[0-9]+]] |
| 19 | ; CHECK: cmpl |
| 20 | ; CHECK: setg |
| 21 | ; CHECK: cmpl |
| 22 | ; CHECK: setg |
| 23 | ; CHECK: cmovne |
| 24 | ; CHECK: cmovne |
| 25 | ; CHECK: lock |
| 26 | ; CHECK-NEXT: cmpxchg8b |
| 27 | ; CHECK: jne [[LABEL]] |
| 28 | %3 = atomicrmw umax i64* @sc64, i64 7 acquire |
| 29 | ; CHECK: [[LABEL:.LBB[0-9]+_[0-9]+]] |
| 30 | ; CHECK: cmpl |
| 31 | ; CHECK: setb |
| 32 | ; CHECK: cmpl |
| 33 | ; CHECK: setb |
| 34 | ; CHECK: cmovne |
| 35 | ; CHECK: cmovne |
| 36 | ; CHECK: lock |
| 37 | ; CHECK-NEXT: cmpxchg8b |
| 38 | ; CHECK: jne [[LABEL]] |
| 39 | %4 = atomicrmw umin i64* @sc64, i64 8 acquire |
| 40 | ; CHECK: [[LABEL:.LBB[0-9]+_[0-9]+]] |
| 41 | ; CHECK: cmpl |
| 42 | ; CHECK: seta |
| 43 | ; CHECK: cmpl |
| 44 | ; CHECK: seta |
| 45 | ; CHECK: cmovne |
| 46 | ; CHECK: cmovne |
| 47 | ; CHECK: lock |
| 48 | ; CHECK-NEXT: cmpxchg8b |
| 49 | ; CHECK: jne [[LABEL]] |
| 50 | ret void |
| 51 | } |