xref: /llvm-project/llvm/test/Transforms/AtomicExpand/Hexagon/atomicrmw-fp.ll (revision 80c51fad3b683c8c9ee4c26aa41eda2f78a29627)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -mtriple=hexagon-- -passes=atomic-expand %s | FileCheck %s
3
4define float @test_atomicrmw_fadd_f32(ptr %ptr, float %value) {
5; CHECK-LABEL: @test_atomicrmw_fadd_f32(
6; CHECK-NEXT:    br label [[ATOMICRMW_START:%.*]]
7; CHECK:       atomicrmw.start:
8; CHECK-NEXT:    [[LARX:%.*]] = call i32 @llvm.hexagon.L2.loadw.locked(ptr [[PTR:%.*]])
9; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[LARX]] to float
10; CHECK-NEXT:    [[NEW:%.*]] = fadd float [[TMP1]], [[VALUE:%.*]]
11; CHECK-NEXT:    [[TMP2:%.*]] = bitcast float [[NEW]] to i32
12; CHECK-NEXT:    [[STCX:%.*]] = call i32 @llvm.hexagon.S2.storew.locked(ptr [[PTR]], i32 [[TMP2]])
13; CHECK-NEXT:    [[TMP3:%.*]] = icmp eq i32 [[STCX]], 0
14; CHECK-NEXT:    [[TMP4:%.*]] = zext i1 [[TMP3]] to i32
15; CHECK-NEXT:    br i1 [[TMP3]], label [[ATOMICRMW_START]], label [[ATOMICRMW_END:%.*]]
16; CHECK:       atomicrmw.end:
17; CHECK-NEXT:    ret float [[TMP1]]
18;
19  %res = atomicrmw fadd ptr %ptr, float %value seq_cst
20  ret float %res
21}
22
23define float @test_atomicrmw_fsub_f32(ptr %ptr, float %value) {
24; CHECK-LABEL: @test_atomicrmw_fsub_f32(
25; CHECK-NEXT:    br label [[ATOMICRMW_START:%.*]]
26; CHECK:       atomicrmw.start:
27; CHECK-NEXT:    [[LARX:%.*]] = call i32 @llvm.hexagon.L2.loadw.locked(ptr [[PTR:%.*]])
28; CHECK-NEXT:    [[TMP1:%.*]] = bitcast i32 [[LARX]] to float
29; CHECK-NEXT:    [[NEW:%.*]] = fsub float [[TMP1]], [[VALUE:%.*]]
30; CHECK-NEXT:    [[TMP2:%.*]] = bitcast float [[NEW]] to i32
31; CHECK-NEXT:    [[STCX:%.*]] = call i32 @llvm.hexagon.S2.storew.locked(ptr [[PTR]], i32 [[TMP2]])
32; CHECK-NEXT:    [[TMP3:%.*]] = icmp eq i32 [[STCX]], 0
33; CHECK-NEXT:    [[TMP4:%.*]] = zext i1 [[TMP3]] to i32
34; CHECK-NEXT:    br i1 [[TMP3]], label [[ATOMICRMW_START]], label [[ATOMICRMW_END:%.*]]
35; CHECK:       atomicrmw.end:
36; CHECK-NEXT:    ret float [[TMP1]]
37;
38  %res = atomicrmw fsub ptr %ptr, float %value seq_cst
39  ret float %res
40}
41
42