1 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=SI %s
2 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=GFX89 -check-prefix=GFX8 %s
3 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=GFX89 -check-prefix=GFX9 %s
5 declare half @llvm.copysign.f16(half, half)
6 declare float @llvm.copysign.f32(float, float)
7 declare double @llvm.copysign.f64(double, double)
8 declare <2 x half> @llvm.copysign.v2f16(<2 x half>, <2 x half>)
9 declare <3 x half> @llvm.copysign.v3f16(<3 x half>, <3 x half>)
10 declare <4 x half> @llvm.copysign.v4f16(<4 x half>, <4 x half>)
12 declare i32 @llvm.amdgcn.workitem.id.x()
14 ; GCN-LABEL: {{^}}test_copysign_f16:
15 ; SI: {{buffer|flat}}_load_ushort v[[MAG:[0-9]+]]
16 ; SI: {{buffer|flat}}_load_ushort v[[SIGN:[0-9]+]]
17 ; SI: s_brev_b32 s[[CONST:[0-9]+]], -2
18 ; SI-DAG: v_cvt_f32_f16_e32 v[[MAG_F32:[0-9]+]], v[[MAG]]
19 ; SI-DAG: v_cvt_f32_f16_e32 v[[SIGN_F32:[0-9]+]], v[[SIGN]]
20 ; SI: v_bfi_b32 v[[OUT_F32:[0-9]+]], s[[CONST]], v[[MAG_F32]], v[[SIGN_F32]]
21 ; SI: v_cvt_f16_f32_e32 v[[OUT:[0-9]+]], v[[OUT_F32]]
22 ; GFX89: {{buffer|flat}}_load_ushort v[[MAG:[0-9]+]]
23 ; GFX89: {{buffer|flat}}_load_ushort v[[SIGN:[0-9]+]]
24 ; GFX89: s_movk_i32 s[[CONST:[0-9]+]], 0x7fff
25 ; GFX89: v_bfi_b32 v[[OUT:[0-9]+]], s[[CONST]], v[[MAG]], v[[SIGN]]
26 ; GCN: buffer_store_short v[[OUT]]
28 define amdgpu_kernel void @test_copysign_f16(
29 half addrspace(1)* %arg_out,
30 half addrspace(1)* %arg_mag,
31 half addrspace(1)* %arg_sign) {
33 %mag = load volatile half, half addrspace(1)* %arg_mag
34 %sign = load volatile half, half addrspace(1)* %arg_sign
35 %out = call half @llvm.copysign.f16(half %mag, half %sign)
36 store half %out, half addrspace(1)* %arg_out
40 ; GCN-LABEL: {{^}}test_copysign_out_f32_mag_f16_sign_f32:
41 ; GCN-DAG: {{buffer|flat|global}}_load_ushort v[[MAG:[0-9]+]]
42 ; GCN-DAG: {{buffer|flat|global}}_load_dword v[[SIGN:[0-9]+]]
43 ; GCN-DAG: s_brev_b32 s[[CONST:[0-9]+]], -2
44 ; GCN-DAG: v_cvt_f32_f16_e32 v[[MAG_EXT:[0-9]+]], v[[MAG]]
45 ; GCN: v_bfi_b32 v[[OUT:[0-9]+]], s[[CONST]], v[[MAG_EXT]], v[[SIGN]]
46 ; GCN: buffer_store_dword v[[OUT]]
48 define amdgpu_kernel void @test_copysign_out_f32_mag_f16_sign_f32(
49 float addrspace(1)* %arg_out,
50 half addrspace(1)* %arg_mag,
51 float addrspace(1)* %arg_sign) {
53 %tid = call i32 @llvm.amdgcn.workitem.id.x()
54 %arg_mag_gep = getelementptr half, half addrspace(1)* %arg_mag, i32 %tid
55 %mag = load half, half addrspace(1)* %arg_mag_gep
56 %mag.ext = fpext half %mag to float
57 %arg_sign_gep = getelementptr float, float addrspace(1)* %arg_sign, i32 %tid
58 %sign = load float, float addrspace(1)* %arg_sign_gep
59 %out = call float @llvm.copysign.f32(float %mag.ext, float %sign)
60 store float %out, float addrspace(1)* %arg_out
64 ; GCN-LABEL: {{^}}test_copysign_out_f64_mag_f16_sign_f64:
65 ; GCN-DAG: {{buffer|flat|global}}_load_ushort v[[MAG:[0-9]+]]
66 ; GCN-DAG: {{buffer|flat|global}}_load_dwordx2 v{{\[}}[[SIGN_LO:[0-9]+]]:[[SIGN_HI:[0-9]+]]{{\]}}
67 ; GCN-DAG: s_brev_b32 s[[CONST:[0-9]+]], -2
68 ; GCN-DAG: v_cvt_f32_f16_e32 v[[MAG_EXT:[0-9]+]], v[[MAG]]
69 ; GCN-DAG: v_cvt_f64_f32_e32 v{{\[}}[[MAG_EXT_LO:[0-9]+]]:[[MAG_EXT_HI:[0-9]+]]{{\]}}, v[[MAG_EXT]]
70 ; GCN: v_bfi_b32 v[[OUT_HI:[0-9]+]], s[[CONST]], v[[MAG_EXT_HI]], v[[SIGN_HI]]
71 ; GCN: buffer_store_dwordx2 v{{\[}}[[MAG_EXT_LO]]:[[OUT_HI]]{{\]}}
73 define amdgpu_kernel void @test_copysign_out_f64_mag_f16_sign_f64(
74 double addrspace(1)* %arg_out,
75 half addrspace(1)* %arg_mag,
76 double addrspace(1)* %arg_sign) {
78 %tid = call i32 @llvm.amdgcn.workitem.id.x()
79 %arg_mag_gep = getelementptr half, half addrspace(1)* %arg_mag, i32 %tid
80 %mag = load half, half addrspace(1)* %arg_mag_gep
81 %mag.ext = fpext half %mag to double
82 %arg_sign_gep = getelementptr double, double addrspace(1)* %arg_sign, i32 %tid
83 %sign = load double, double addrspace(1)* %arg_sign_gep
84 %out = call double @llvm.copysign.f64(double %mag.ext, double %sign)
85 store double %out, double addrspace(1)* %arg_out
89 ; GCN-LABEL: {{^}}test_copysign_out_f32_mag_f32_sign_f16:
90 ; GCN-DAG: {{buffer|flat|global}}_load_dword v[[MAG:[0-9]+]]
91 ; GCN-DAG: {{buffer|flat|global}}_load_ushort v[[SIGN:[0-9]+]]
92 ; GCN-DAG: s_brev_b32 s[[CONST:[0-9]+]], -2
93 ; SI-DAG: v_cvt_f32_f16_e32 v[[SIGN_F32:[0-9]+]], v[[SIGN]]
94 ; SI: v_bfi_b32 v[[OUT:[0-9]+]], s[[CONST]], v[[MAG]], v[[SIGN_F32]]
95 ; GFX89-DAG: v_lshlrev_b32_e32 v[[SIGN_SHIFT:[0-9]+]], 16, v[[SIGN]]
96 ; GFX89: v_bfi_b32 v[[OUT:[0-9]+]], s[[CONST]], v[[MAG]], v[[SIGN_SHIFT]]
97 ; GCN: buffer_store_dword v[[OUT]]
99 define amdgpu_kernel void @test_copysign_out_f32_mag_f32_sign_f16(
100 float addrspace(1)* %arg_out,
101 float addrspace(1)* %arg_mag,
102 half addrspace(1)* %arg_sign) {
104 %tid = call i32 @llvm.amdgcn.workitem.id.x()
105 %arg_mag_gep = getelementptr float, float addrspace(1)* %arg_mag, i32 %tid
106 %mag = load float, float addrspace(1)* %arg_mag_gep
107 %arg_sign_gep = getelementptr half, half addrspace(1)* %arg_sign, i32 %tid
108 %sign = load half, half addrspace(1)* %arg_sign_gep
109 %sign.ext = fpext half %sign to float
110 %out = call float @llvm.copysign.f32(float %mag, float %sign.ext)
111 store float %out, float addrspace(1)* %arg_out
115 ; GCN-LABEL: {{^}}test_copysign_out_f64_mag_f64_sign_f16:
116 ; GCN-DAG: {{buffer|flat|global}}_load_dwordx2 v{{\[}}[[MAG_LO:[0-9]+]]:[[MAG_HI:[0-9]+]]{{\]}}
117 ; GCN-DAG: {{buffer|flat|global}}_load_ushort v[[SIGN:[0-9]+]]
118 ; GCN-DAG: s_brev_b32 s[[CONST:[0-9]+]], -2
119 ; SI-DAG: v_cvt_f32_f16_e32 v[[SIGN_F32:[0-9]+]], v[[SIGN]]
120 ; SI: v_bfi_b32 v[[OUT_HI:[0-9]+]], s[[CONST]], v[[MAG_HI]], v[[SIGN_F32]]
121 ; GFX89-DAG: v_lshlrev_b32_e32 v[[SIGN_SHIFT:[0-9]+]], 16, v[[SIGN]]
122 ; GFX89: v_bfi_b32 v[[OUT_HI:[0-9]+]], s[[CONST]], v[[MAG_HI]], v[[SIGN_SHIFT]]
123 ; GCN: buffer_store_dwordx2 v{{\[}}[[MAG_LO]]:[[OUT_HI]]{{\]}}
125 define amdgpu_kernel void @test_copysign_out_f64_mag_f64_sign_f16(
126 double addrspace(1)* %arg_out,
127 double addrspace(1)* %arg_mag,
128 half addrspace(1)* %arg_sign) {
130 %tid = call i32 @llvm.amdgcn.workitem.id.x()
131 %arg_mag_gep = getelementptr double, double addrspace(1)* %arg_mag, i32 %tid
132 %mag = load double, double addrspace(1)* %arg_mag_gep
133 %arg_sign_gep = getelementptr half, half addrspace(1)* %arg_sign, i32 %tid
134 %sign = load half, half addrspace(1)* %arg_sign_gep
135 %sign.ext = fpext half %sign to double
136 %out = call double @llvm.copysign.f64(double %mag, double %sign.ext)
137 store double %out, double addrspace(1)* %arg_out
141 ; GCN-LABEL: {{^}}test_copysign_out_f16_mag_f16_sign_f32:
142 ; GCN-DAG: {{buffer|flat|global}}_load_ushort v[[MAG:[0-9]+]]
143 ; GCN-DAG: {{buffer|flat|global}}_load_dword v[[SIGN:[0-9]+]]
144 ; SI-DAG: s_brev_b32 s[[CONST:[0-9]+]], -2
145 ; SI-DAG: v_cvt_f32_f16_e32 v[[MAG_F32:[0-9]+]], v[[MAG]]
146 ; SI: v_bfi_b32 v[[OUT_F32:[0-9]+]], s[[CONST]], v[[MAG_F32]], v[[SIGN]]
147 ; SI: v_cvt_f16_f32_e32 v[[OUT:[0-9]+]], v[[OUT_F32]]
148 ; GFX89-DAG: s_movk_i32 s[[CONST:[0-9]+]], 0x7fff
149 ; GFX89-DAG: v_lshrrev_b32_e32 v[[SIGN_SHIFT:[0-9]+]], 16, v[[SIGN]]
150 ; GFX89: v_bfi_b32 v[[OUT:[0-9]+]], s[[CONST]], v[[MAG]], v[[SIGN_SHIFT]]
151 ; GCN: buffer_store_short v[[OUT]]
153 define amdgpu_kernel void @test_copysign_out_f16_mag_f16_sign_f32(
154 half addrspace(1)* %arg_out,
155 half addrspace(1)* %arg_mag,
156 float addrspace(1)* %arg_sign) {
158 %tid = call i32 @llvm.amdgcn.workitem.id.x()
159 %arg_mag_gep = getelementptr half, half addrspace(1)* %arg_mag, i32 %tid
160 %mag = load half, half addrspace(1)* %arg_mag_gep
161 %arg_sign_gep = getelementptr float, float addrspace(1)* %arg_sign, i32 %tid
162 %sign = load float, float addrspace(1)* %arg_sign_gep
163 %sign.trunc = fptrunc float %sign to half
164 %out = call half @llvm.copysign.f16(half %mag, half %sign.trunc)
165 store half %out, half addrspace(1)* %arg_out
169 ; GCN-LABEL: {{^}}test_copysign_out_f16_mag_f16_sign_f64:
170 ; GCN-DAG: {{buffer|flat|global}}_load_ushort v[[MAG:[0-9]+]]
171 ; GCN-DAG: {{buffer|flat|global}}_load_dwordx2 v{{\[}}[[SIGN_LO:[0-9]+]]:[[SIGN_HI:[0-9]+]]{{\]}}
172 ; SI-DAG: s_brev_b32 s[[CONST:[0-9]+]], -2
173 ; SI-DAG: v_cvt_f32_f16_e32 v[[MAG_F32:[0-9]+]], v[[MAG]]
174 ; SI: v_bfi_b32 v[[OUT_F32:[0-9]+]], s[[CONST]], v[[MAG_F32]], v[[SIGN_HI]]
175 ; SI: v_cvt_f16_f32_e32 v[[OUT:[0-9]+]], v[[OUT_F32]]
176 ; GFX89-DAG: s_movk_i32 s[[CONST:[0-9]+]], 0x7fff
177 ; GFX89-DAG: v_lshrrev_b32_e32 v[[SIGN_SHIFT:[0-9]+]], 16, v[[SIGN_HI]]
178 ; GFX89: v_bfi_b32 v[[OUT:[0-9]+]], s[[CONST]], v[[MAG]], v[[SIGN_SHIFT]]
179 ; GCN: buffer_store_short v[[OUT]]
181 define amdgpu_kernel void @test_copysign_out_f16_mag_f16_sign_f64(
182 half addrspace(1)* %arg_out,
183 half addrspace(1)* %arg_mag,
184 double addrspace(1)* %arg_sign) {
186 %tid = call i32 @llvm.amdgcn.workitem.id.x()
187 %arg_mag_gep = getelementptr half, half addrspace(1)* %arg_mag, i32 %tid
188 %mag = load half, half addrspace(1)* %arg_mag
189 %arg_sign_gep = getelementptr double, double addrspace(1)* %arg_sign, i32 %tid
190 %sign = load double, double addrspace(1)* %arg_sign_gep
191 %sign.trunc = fptrunc double %sign to half
192 %out = call half @llvm.copysign.f16(half %mag, half %sign.trunc)
193 store half %out, half addrspace(1)* %arg_out
197 ; GCN-LABEL: {{^}}test_copysign_out_f16_mag_f32_sign_f16:
198 ; GCN-DAG: {{buffer|flat|global}}_load_dword v[[MAG:[0-9]+]]
199 ; GCN-DAG: {{buffer|flat|global}}_load_ushort v[[SIGN:[0-9]+]]
200 ; SI-DAG: s_brev_b32 s[[CONST:[0-9]+]], -2
201 ; SI-DAG: v_cvt_f16_f32_e32 v[[MAG_TRUNC:[0-9]+]], v[[MAG]]
202 ; SI-DAG: v_cvt_f32_f16_e32 v[[SIGN_F32:[0-9]+]], v[[SIGN]]
203 ; SI-DAG: v_cvt_f32_f16_e32 v[[MAG_F32:[0-9]+]], v[[MAG_TRUNC]]
204 ; SI: v_bfi_b32 v[[OUT_F32:[0-9]+]], s[[CONST]], v[[MAG_F32]], v[[SIGN_F32]]
205 ; SI: v_cvt_f16_f32_e32 v[[OUT:[0-9]+]], v[[OUT_F32]]
206 ; GFX89-DAG: s_movk_i32 s[[CONST:[0-9]+]], 0x7fff
207 ; GFX89-DAG: v_cvt_f16_f32_e32 v[[MAG_TRUNC:[0-9]+]], v[[MAG]]
208 ; GFX89: v_bfi_b32 v[[OUT:[0-9]+]], s[[CONST]], v[[MAG_TRUNC]], v[[SIGN]]
209 ; GCN: buffer_store_short v[[OUT]]
211 define amdgpu_kernel void @test_copysign_out_f16_mag_f32_sign_f16(
212 half addrspace(1)* %arg_out,
213 float addrspace(1)* %arg_mag,
214 half addrspace(1)* %arg_sign) {
216 %tid = call i32 @llvm.amdgcn.workitem.id.x()
217 %arg_mag_gep = getelementptr float, float addrspace(1)* %arg_mag, i32 %tid
218 %mag = load float, float addrspace(1)* %arg_mag_gep
219 %mag.trunc = fptrunc float %mag to half
220 %arg_sign_gep = getelementptr half, half addrspace(1)* %arg_sign, i32 %tid
221 %sign = load half, half addrspace(1)* %arg_sign_gep
222 %out = call half @llvm.copysign.f16(half %mag.trunc, half %sign)
223 store half %out, half addrspace(1)* %arg_out
227 ; GCN-LABEL: {{^}}test_copysign_out_f16_mag_f64_sign_f16:
230 define amdgpu_kernel void @test_copysign_out_f16_mag_f64_sign_f16(
231 half addrspace(1)* %arg_out,
232 double addrspace(1)* %arg_mag,
233 half addrspace(1)* %arg_sign) {
235 %mag = load double, double addrspace(1)* %arg_mag
236 %mag.trunc = fptrunc double %mag to half
237 %sign = load half, half addrspace(1)* %arg_sign
238 %out = call half @llvm.copysign.f16(half %mag.trunc, half %sign)
239 store half %out, half addrspace(1)* %arg_out
243 ; GCN-LABEL: {{^}}test_copysign_v2f16:
246 ; VI: v_or_b32_sdwa v{{[0-9]+}}, v{{[0-9]+}}, v{{[0-9]+}} dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:WORD_0
248 define amdgpu_kernel void @test_copysign_v2f16(
249 <2 x half> addrspace(1)* %arg_out,
251 <2 x half> %arg_sign) {
253 %out = call <2 x half> @llvm.copysign.v2f16(<2 x half> %arg_mag, <2 x half> %arg_sign)
254 store <2 x half> %out, <2 x half> addrspace(1)* %arg_out
258 ; GCN-LABEL: {{^}}test_copysign_v3f16:
263 define amdgpu_kernel void @test_copysign_v3f16(
264 <3 x half> addrspace(1)* %arg_out,
266 <3 x half> %arg_sign) {
268 %out = call <3 x half> @llvm.copysign.v3f16(<3 x half> %arg_mag, <3 x half> %arg_sign)
269 store <3 x half> %out, <3 x half> addrspace(1)* %arg_out
273 ; GCN-LABEL: {{^}}test_copysign_v4f16:
279 define amdgpu_kernel void @test_copysign_v4f16(
280 <4 x half> addrspace(1)* %arg_out,
282 <4 x half> %arg_sign) {
284 %out = call <4 x half> @llvm.copysign.v4f16(<4 x half> %arg_mag, <4 x half> %arg_sign)
285 store <4 x half> %out, <4 x half> addrspace(1)* %arg_out