source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AMDGPU/fma.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

File size: 4.2 KB
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1; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
2; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
3
4declare float @llvm.fma.f32(float, float, float) nounwind readnone
5declare <2 x float> @llvm.fma.v2f32(<2 x float>, <2 x float>, <2 x float>) nounwind readnone
6declare <4 x float> @llvm.fma.v4f32(<4 x float>, <4 x float>, <4 x float>) nounwind readnone
7
8declare i32 @llvm.r600.read.tidig.x() nounwind readnone
9
10; FUNC-LABEL: {{^}}fma_f32:
11; SI: v_fma_f32 {{v[0-9]+, v[0-9]+, v[0-9]+, v[0-9]+}}
12
13; EG: MEM_RAT_{{.*}} STORE_{{.*}} [[RES:T[0-9]\.[XYZW]]], {{T[0-9]\.[XYZW]}},
14; EG: FMA {{\*? *}}[[RES]]
15define void @fma_f32(float addrspace(1)* %out, float addrspace(1)* %in1,
16                     float addrspace(1)* %in2, float addrspace(1)* %in3) {
17  %r0 = load float, float addrspace(1)* %in1
18  %r1 = load float, float addrspace(1)* %in2
19  %r2 = load float, float addrspace(1)* %in3
20  %r3 = tail call float @llvm.fma.f32(float %r0, float %r1, float %r2)
21  store float %r3, float addrspace(1)* %out
22  ret void
23}
24
25; FUNC-LABEL: {{^}}fma_v2f32:
26; SI: v_fma_f32
27; SI: v_fma_f32
28
29; EG: MEM_RAT_{{.*}} STORE_{{.*}} [[RES:T[0-9]]].[[CHLO:[XYZW]]][[CHHI:[XYZW]]], {{T[0-9]\.[XYZW]}},
30; EG-DAG: FMA {{\*? *}}[[RES]].[[CHLO]]
31; EG-DAG: FMA {{\*? *}}[[RES]].[[CHHI]]
32define void @fma_v2f32(<2 x float> addrspace(1)* %out, <2 x float> addrspace(1)* %in1,
33                       <2 x float> addrspace(1)* %in2, <2 x float> addrspace(1)* %in3) {
34  %r0 = load <2 x float>, <2 x float> addrspace(1)* %in1
35  %r1 = load <2 x float>, <2 x float> addrspace(1)* %in2
36  %r2 = load <2 x float>, <2 x float> addrspace(1)* %in3
37  %r3 = tail call <2 x float> @llvm.fma.v2f32(<2 x float> %r0, <2 x float> %r1, <2 x float> %r2)
38  store <2 x float> %r3, <2 x float> addrspace(1)* %out
39  ret void
40}
41
42; FUNC-LABEL: {{^}}fma_v4f32:
43; SI: v_fma_f32
44; SI: v_fma_f32
45; SI: v_fma_f32
46; SI: v_fma_f32
47
48; EG: MEM_RAT_{{.*}} STORE_{{.*}} [[RES:T[0-9]]].{{[XYZW][XYZW][XYZW][XYZW]}}, {{T[0-9]\.[XYZW]}},
49; EG-DAG: FMA {{\*? *}}[[RES]].X
50; EG-DAG: FMA {{\*? *}}[[RES]].Y
51; EG-DAG: FMA {{\*? *}}[[RES]].Z
52; EG-DAG: FMA {{\*? *}}[[RES]].W
53define void @fma_v4f32(<4 x float> addrspace(1)* %out, <4 x float> addrspace(1)* %in1,
54                       <4 x float> addrspace(1)* %in2, <4 x float> addrspace(1)* %in3) {
55  %r0 = load <4 x float>, <4 x float> addrspace(1)* %in1
56  %r1 = load <4 x float>, <4 x float> addrspace(1)* %in2
57  %r2 = load <4 x float>, <4 x float> addrspace(1)* %in3
58  %r3 = tail call <4 x float> @llvm.fma.v4f32(<4 x float> %r0, <4 x float> %r1, <4 x float> %r2)
59  store <4 x float> %r3, <4 x float> addrspace(1)* %out
60  ret void
61}
62
63; FUNC-LABEL: @fma_commute_mul_inline_imm_f32
64; SI: v_fma_f32 {{v[0-9]+}}, 2.0, {{v[0-9]+}}, {{v[0-9]+}}
65define void @fma_commute_mul_inline_imm_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a, float addrspace(1)* noalias %in.b) nounwind {
66  %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
67  %in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
68  %in.b.gep = getelementptr float, float addrspace(1)* %in.b, i32 %tid
69  %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
70
71  %a = load float, float addrspace(1)* %in.a.gep, align 4
72  %b = load float, float addrspace(1)* %in.b.gep, align 4
73
74  %fma = call float @llvm.fma.f32(float %a, float 2.0, float %b)
75  store float %fma, float addrspace(1)* %out.gep, align 4
76  ret void
77}
78
79; FUNC-LABEL: @fma_commute_mul_s_f32
80define void @fma_commute_mul_s_f32(float addrspace(1)* noalias %out, float addrspace(1)* noalias %in.a, float addrspace(1)* noalias %in.b, float %b) nounwind {
81  %tid = tail call i32 @llvm.r600.read.tidig.x() nounwind readnone
82  %in.a.gep = getelementptr float, float addrspace(1)* %in.a, i32 %tid
83  %in.b.gep = getelementptr float, float addrspace(1)* %in.b, i32 %tid
84  %out.gep = getelementptr float, float addrspace(1)* %out, i32 %tid
85
86  %a = load float, float addrspace(1)* %in.a.gep, align 4
87  %c = load float, float addrspace(1)* %in.b.gep, align 4
88
89  %fma = call float @llvm.fma.f32(float %a, float %b, float %c)
90  store float %fma, float addrspace(1)* %out.gep, align 4
91  ret void
92}
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