| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -mtriple=aarch64-linux-gnu -atomic-expand %s | FileCheck %s |
| |
| define float @test_atomicrmw_fadd_f32(float* %ptr, float %value) { |
| ; CHECK-LABEL: @test_atomicrmw_fadd_f32( |
| ; CHECK-NEXT: [[TMP1:%.*]] = load float, float* [[PTR:%.*]], align 4 |
| ; CHECK-NEXT: br label [[ATOMICRMW_START:%.*]] |
| ; CHECK: atomicrmw.start: |
| ; CHECK-NEXT: [[LOADED:%.*]] = phi float [ [[TMP1]], [[TMP0:%.*]] ], [ [[TMP6:%.*]], [[ATOMICRMW_START]] ] |
| ; CHECK-NEXT: [[NEW:%.*]] = fadd float [[LOADED]], [[VALUE:%.*]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = bitcast float* [[PTR]] to i32* |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast float [[NEW]] to i32 |
| ; CHECK-NEXT: [[TMP4:%.*]] = bitcast float [[LOADED]] to i32 |
| ; CHECK-NEXT: [[TMP5:%.*]] = cmpxchg i32* [[TMP2]], i32 [[TMP4]], i32 [[TMP3]] seq_cst seq_cst |
| ; CHECK-NEXT: [[SUCCESS:%.*]] = extractvalue { i32, i1 } [[TMP5]], 1 |
| ; CHECK-NEXT: [[NEWLOADED:%.*]] = extractvalue { i32, i1 } [[TMP5]], 0 |
| ; CHECK-NEXT: [[TMP6]] = bitcast i32 [[NEWLOADED]] to float |
| ; CHECK-NEXT: br i1 [[SUCCESS]], label [[ATOMICRMW_END:%.*]], label [[ATOMICRMW_START]] |
| ; CHECK: atomicrmw.end: |
| ; CHECK-NEXT: ret float [[TMP6]] |
| ; |
| %res = atomicrmw fadd float* %ptr, float %value seq_cst |
| ret float %res |
| } |
| |
| define float @test_atomicrmw_fsub_f32(float* %ptr, float %value) { |
| ; CHECK-LABEL: @test_atomicrmw_fsub_f32( |
| ; CHECK-NEXT: [[TMP1:%.*]] = load float, float* [[PTR:%.*]], align 4 |
| ; CHECK-NEXT: br label [[ATOMICRMW_START:%.*]] |
| ; CHECK: atomicrmw.start: |
| ; CHECK-NEXT: [[LOADED:%.*]] = phi float [ [[TMP1]], [[TMP0:%.*]] ], [ [[TMP6:%.*]], [[ATOMICRMW_START]] ] |
| ; CHECK-NEXT: [[NEW:%.*]] = fsub float [[LOADED]], [[VALUE:%.*]] |
| ; CHECK-NEXT: [[TMP2:%.*]] = bitcast float* [[PTR]] to i32* |
| ; CHECK-NEXT: [[TMP3:%.*]] = bitcast float [[NEW]] to i32 |
| ; CHECK-NEXT: [[TMP4:%.*]] = bitcast float [[LOADED]] to i32 |
| ; CHECK-NEXT: [[TMP5:%.*]] = cmpxchg i32* [[TMP2]], i32 [[TMP4]], i32 [[TMP3]] seq_cst seq_cst |
| ; CHECK-NEXT: [[SUCCESS:%.*]] = extractvalue { i32, i1 } [[TMP5]], 1 |
| ; CHECK-NEXT: [[NEWLOADED:%.*]] = extractvalue { i32, i1 } [[TMP5]], 0 |
| ; CHECK-NEXT: [[TMP6]] = bitcast i32 [[NEWLOADED]] to float |
| ; CHECK-NEXT: br i1 [[SUCCESS]], label [[ATOMICRMW_END:%.*]], label [[ATOMICRMW_START]] |
| ; CHECK: atomicrmw.end: |
| ; CHECK-NEXT: ret float [[TMP6]] |
| ; |
| %res = atomicrmw fsub float* %ptr, float %value seq_cst |
| ret float %res |
| } |
| |