1 ; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
2 ; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
4 declare float @llvm.maxnum.f32(float, float) #0
5 declare <2 x float> @llvm.maxnum.v2f32(<2 x float>, <2 x float>) #0
6 declare <4 x float> @llvm.maxnum.v4f32(<4 x float>, <4 x float>) #0
7 declare <8 x float> @llvm.maxnum.v8f32(<8 x float>, <8 x float>) #0
8 declare <16 x float> @llvm.maxnum.v16f32(<16 x float>, <16 x float>) #0
10 declare double @llvm.maxnum.f64(double, double)
12 ; FUNC-LABEL: @test_fmax_f32
15 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
16 ; EG: MAX_DX10 {{.*}}[[OUT]]
17 define void @test_fmax_f32(float addrspace(1)* %out, float %a, float %b) nounwind {
18 %val = call float @llvm.maxnum.f32(float %a, float %b) #0
19 store float %val, float addrspace(1)* %out, align 4
23 ; FUNC-LABEL: @test_fmax_v2f32
27 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+]]
28 ; EG: MAX_DX10 {{.*}}[[OUT]]
29 ; EG: MAX_DX10 {{.*}}[[OUT]]
30 define void @test_fmax_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %a, <2 x float> %b) nounwind {
31 %val = call <2 x float> @llvm.maxnum.v2f32(<2 x float> %a, <2 x float> %b) #0
32 store <2 x float> %val, <2 x float> addrspace(1)* %out, align 8
36 ; FUNC-LABEL: @test_fmax_v4f32
42 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+]]
43 ; EG: MAX_DX10 {{.*}}[[OUT]]
44 ; EG: MAX_DX10 {{.*}}[[OUT]]
45 ; EG: MAX_DX10 {{.*}}[[OUT]]
46 ; EG: MAX_DX10 {{.*}}[[OUT]]
47 define void @test_fmax_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %a, <4 x float> %b) nounwind {
48 %val = call <4 x float> @llvm.maxnum.v4f32(<4 x float> %a, <4 x float> %b) #0
49 store <4 x float> %val, <4 x float> addrspace(1)* %out, align 16
53 ; FUNC-LABEL: @test_fmax_v8f32
63 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT1:T[0-9]+]]
64 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT2:T[0-9]+]]
65 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].X
66 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].Y
67 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].Z
68 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].W
69 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].X
70 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].Y
71 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].Z
72 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].W
73 define void @test_fmax_v8f32(<8 x float> addrspace(1)* %out, <8 x float> %a, <8 x float> %b) nounwind {
74 %val = call <8 x float> @llvm.maxnum.v8f32(<8 x float> %a, <8 x float> %b) #0
75 store <8 x float> %val, <8 x float> addrspace(1)* %out, align 32
79 ; FUNC-LABEL: @test_fmax_v16f32
97 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT1:T[0-9]+]]
98 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT2:T[0-9]+]]
99 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT3:T[0-9]+]]
100 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT4:T[0-9]+]]
101 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].X
102 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].Y
103 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].Z
104 ; EG-DAG: MAX_DX10 {{.*}}[[OUT1]].W
105 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].X
106 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].Y
107 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].Z
108 ; EG-DAG: MAX_DX10 {{.*}}[[OUT2]].W
109 ; EG-DAG: MAX_DX10 {{.*}}[[OUT3]].X
110 ; EG-DAG: MAX_DX10 {{.*}}[[OUT3]].Y
111 ; EG-DAG: MAX_DX10 {{.*}}[[OUT3]].Z
112 ; EG-DAG: MAX_DX10 {{.*}}[[OUT3]].W
113 ; EG-DAG: MAX_DX10 {{.*}}[[OUT4]].X
114 ; EG-DAG: MAX_DX10 {{.*}}[[OUT4]].Y
115 ; EG-DAG: MAX_DX10 {{.*}}[[OUT4]].Z
116 ; EG-DAG: MAX_DX10 {{.*}}[[OUT4]].W
117 define void @test_fmax_v16f32(<16 x float> addrspace(1)* %out, <16 x float> %a, <16 x float> %b) nounwind {
118 %val = call <16 x float> @llvm.maxnum.v16f32(<16 x float> %a, <16 x float> %b) #0
119 store <16 x float> %val, <16 x float> addrspace(1)* %out, align 64
123 ; FUNC-LABEL: @constant_fold_fmax_f32
124 ; SI-NOT: v_max_f32_e32
125 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 2.0
126 ; SI: buffer_store_dword [[REG]]
128 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
130 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
131 define void @constant_fold_fmax_f32(float addrspace(1)* %out) nounwind {
132 %val = call float @llvm.maxnum.f32(float 1.0, float 2.0) #0
133 store float %val, float addrspace(1)* %out, align 4
137 ; FUNC-LABEL: @constant_fold_fmax_f32_nan_nan
138 ; SI-NOT: v_max_f32_e32
139 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0x7fc00000
140 ; SI: buffer_store_dword [[REG]]
142 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
144 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
145 ; EG: 2143289344(nan)
146 define void @constant_fold_fmax_f32_nan_nan(float addrspace(1)* %out) nounwind {
147 %val = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float 0x7FF8000000000000) #0
148 store float %val, float addrspace(1)* %out, align 4
152 ; FUNC-LABEL: @constant_fold_fmax_f32_val_nan
153 ; SI-NOT: v_max_f32_e32
154 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 1.0
155 ; SI: buffer_store_dword [[REG]]
157 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
159 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
160 define void @constant_fold_fmax_f32_val_nan(float addrspace(1)* %out) nounwind {
161 %val = call float @llvm.maxnum.f32(float 1.0, float 0x7FF8000000000000) #0
162 store float %val, float addrspace(1)* %out, align 4
166 ; FUNC-LABEL: @constant_fold_fmax_f32_nan_val
167 ; SI-NOT: v_max_f32_e32
168 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 1.0
169 ; SI: buffer_store_dword [[REG]]
171 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
173 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
174 define void @constant_fold_fmax_f32_nan_val(float addrspace(1)* %out) nounwind {
175 %val = call float @llvm.maxnum.f32(float 0x7FF8000000000000, float 1.0) #0
176 store float %val, float addrspace(1)* %out, align 4
180 ; FUNC-LABEL: @constant_fold_fmax_f32_p0_p0
181 ; SI-NOT: v_max_f32_e32
182 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0
183 ; SI: buffer_store_dword [[REG]]
185 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
187 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
188 define void @constant_fold_fmax_f32_p0_p0(float addrspace(1)* %out) nounwind {
189 %val = call float @llvm.maxnum.f32(float 0.0, float 0.0) #0
190 store float %val, float addrspace(1)* %out, align 4
194 ; FUNC-LABEL: @constant_fold_fmax_f32_p0_n0
195 ; SI-NOT: v_max_f32_e32
196 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0
197 ; SI: buffer_store_dword [[REG]]
199 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
201 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
202 define void @constant_fold_fmax_f32_p0_n0(float addrspace(1)* %out) nounwind {
203 %val = call float @llvm.maxnum.f32(float 0.0, float -0.0) #0
204 store float %val, float addrspace(1)* %out, align 4
208 ; FUNC-LABEL: @constant_fold_fmax_f32_n0_p0
209 ; SI-NOT: v_max_f32_e32
210 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0x80000000
211 ; SI: buffer_store_dword [[REG]]
213 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
215 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
216 define void @constant_fold_fmax_f32_n0_p0(float addrspace(1)* %out) nounwind {
217 %val = call float @llvm.maxnum.f32(float -0.0, float 0.0) #0
218 store float %val, float addrspace(1)* %out, align 4
222 ; FUNC-LABEL: @constant_fold_fmax_f32_n0_n0
223 ; SI-NOT: v_max_f32_e32
224 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0x80000000
225 ; SI: buffer_store_dword [[REG]]
227 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
229 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
230 define void @constant_fold_fmax_f32_n0_n0(float addrspace(1)* %out) nounwind {
231 %val = call float @llvm.maxnum.f32(float -0.0, float -0.0) #0
232 store float %val, float addrspace(1)* %out, align 4
236 ; FUNC-LABEL: @fmax_var_immediate_f32
237 ; SI: v_max_f32_e64 {{v[0-9]+}}, 2.0, {{s[0-9]+}}
239 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
241 ; EG: MOV {{.*}}[[OUT]], literal.{{[xy]}}
242 define void @fmax_var_immediate_f32(float addrspace(1)* %out, float %a) nounwind {
243 %val = call float @llvm.maxnum.f32(float %a, float 2.0) #0
244 store float %val, float addrspace(1)* %out, align 4
248 ; FUNC-LABEL: @fmax_immediate_var_f32
249 ; SI: v_max_f32_e64 {{v[0-9]+}}, 2.0, {{s[0-9]+}}
251 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
252 ; EG: MAX_DX10 {{.*}}[[OUT]], {{KC0\[[0-9]\].[XYZW]}}, literal.{{[xy]}}
253 define void @fmax_immediate_var_f32(float addrspace(1)* %out, float %a) nounwind {
254 %val = call float @llvm.maxnum.f32(float 2.0, float %a) #0
255 store float %val, float addrspace(1)* %out, align 4
259 ; FUNC-LABEL: @fmax_var_literal_f32
260 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0x42c60000
261 ; SI: v_max_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, [[REG]]
263 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
264 ; EG: MAX_DX10 {{.*}}[[OUT]], {{KC0\[[0-9]\].[XYZW]}}, literal.{{[xy]}}
265 define void @fmax_var_literal_f32(float addrspace(1)* %out, float %a) nounwind {
266 %val = call float @llvm.maxnum.f32(float %a, float 99.0) #0
267 store float %val, float addrspace(1)* %out, align 4
271 ; FUNC-LABEL: @fmax_literal_var_f32
272 ; SI: v_mov_b32_e32 [[REG:v[0-9]+]], 0x42c60000
273 ; SI: v_max_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}, [[REG]]
275 ; EG: MEM_RAT_CACHELESS STORE_RAW [[OUT:T[0-9]+\.[XYZW]]]
276 ; EG: MAX_DX10 {{.*}}[[OUT]], {{KC0\[[0-9]\].[XYZW]}}, literal.{{[xy]}}
277 define void @fmax_literal_var_f32(float addrspace(1)* %out, float %a) nounwind {
278 %val = call float @llvm.maxnum.f32(float 99.0, float %a) #0
279 store float %val, float addrspace(1)* %out, align 4
283 attributes #0 = { nounwind readnone }