1 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -verify-machineinstrs < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope -check-prefixes=GCN,SI %s
2 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -allow-deprecated-dag-overlap -enable-var-scope -check-prefixes=GCN,VI %s
4 ; GCN-LABEL: {{^}}s_sext_i1_to_i32:
5 ; GCN: v_cndmask_b32_e64
7 define amdgpu_kernel void @s_sext_i1_to_i32(i32 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
8 %cmp = icmp eq i32 %a, %b
9 %sext = sext i1 %cmp to i32
10 store i32 %sext, i32 addrspace(1)* %out, align 4
14 ; GCN-LABEL: {{^}}test_s_sext_i32_to_i64:
17 define amdgpu_kernel void @test_s_sext_i32_to_i64(i64 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) nounwind {
20 %add = add i32 %mul, %c
21 %sext = sext i32 %add to i64
22 store i64 %sext, i64 addrspace(1)* %out, align 8
26 ; GCN-LABEL: {{^}}s_sext_i1_to_i64:
27 ; GCN: v_cndmask_b32_e64 v[[LOREG:[0-9]+]], 0, -1, vcc
28 ; GCN: v_mov_b32_e32 v[[HIREG:[0-9]+]], v[[LOREG]]
29 ; GCN: buffer_store_dwordx2 v{{\[}}[[LOREG]]:[[HIREG]]{{\]}}
31 define amdgpu_kernel void @s_sext_i1_to_i64(i64 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
32 %cmp = icmp eq i32 %a, %b
33 %sext = sext i1 %cmp to i64
34 store i64 %sext, i64 addrspace(1)* %out, align 8
38 ; GCN-LABEL: {{^}}s_sext_i32_to_i64:
41 define amdgpu_kernel void @s_sext_i32_to_i64(i64 addrspace(1)* %out, i32 %a) nounwind {
42 %sext = sext i32 %a to i64
43 store i64 %sext, i64 addrspace(1)* %out, align 8
47 ; GCN-LABEL: {{^}}v_sext_i32_to_i64:
50 define amdgpu_kernel void @v_sext_i32_to_i64(i64 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
51 %val = load i32, i32 addrspace(1)* %in, align 4
52 %sext = sext i32 %val to i64
53 store i64 %sext, i64 addrspace(1)* %out, align 8
57 ; GCN-LABEL: {{^}}s_sext_i16_to_i64:
58 ; GCN: s_load_dword [[VAL:s[0-9]+]]
59 ; GCN: s_bfe_i64 s{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0x100000
60 define amdgpu_kernel void @s_sext_i16_to_i64(i64 addrspace(1)* %out, i16 %a) nounwind {
61 %sext = sext i16 %a to i64
62 store i64 %sext, i64 addrspace(1)* %out, align 8
66 ; GCN-LABEL: {{^}}s_sext_i1_to_i16:
67 ; GCN: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, -1
68 ; GCN-NEXT: buffer_store_short [[RESULT]]
69 define amdgpu_kernel void @s_sext_i1_to_i16(i16 addrspace(1)* %out, i32 %a, i32 %b) nounwind {
70 %cmp = icmp eq i32 %a, %b
71 %sext = sext i1 %cmp to i16
72 store i16 %sext, i16 addrspace(1)* %out
76 ; This purpose of this test is to make sure the i16 = sign_extend i1 node
77 ; makes it all the way throught the legalizer/optimizer to make sure
78 ; we select this correctly. In the s_sext_i1_to_i16, the sign_extend node
79 ; is optimized to a select very early.
80 ; GCN-LABEL: {{^}}s_sext_i1_to_i16_with_and:
81 ; GCN: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, -1
82 ; GCN-NEXT: buffer_store_short [[RESULT]]
83 define amdgpu_kernel void @s_sext_i1_to_i16_with_and(i16 addrspace(1)* %out, i32 %a, i32 %b, i32 %c, i32 %d) nounwind {
84 %cmp0 = icmp eq i32 %a, %b
85 %cmp1 = icmp eq i32 %c, %d
86 %cmp = and i1 %cmp0, %cmp1
87 %sext = sext i1 %cmp to i16
88 store i16 %sext, i16 addrspace(1)* %out
92 ; GCN-LABEL: {{^}}v_sext_i1_to_i16_with_and:
93 ; GCN: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, -1
94 ; GCN-NEXT: buffer_store_short [[RESULT]]
95 define amdgpu_kernel void @v_sext_i1_to_i16_with_and(i16 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) nounwind {
96 %tid = tail call i32 @llvm.amdgcn.workitem.id.x() #1
97 %cmp0 = icmp eq i32 %a, %tid
98 %cmp1 = icmp eq i32 %b, %c
99 %cmp = and i1 %cmp0, %cmp1
100 %sext = sext i1 %cmp to i16
101 store i16 %sext, i16 addrspace(1)* %out
105 ; GCN-LABEL: {{^}}s_sext_v4i8_to_v4i32:
106 ; GCN: s_load_dword [[VAL:s[0-9]+]]
107 ; GCN-DAG: s_bfe_i32 [[EXT2:s[0-9]+]], [[VAL]], 0x80010
108 ; GCN-DAG: s_ashr_i32 [[EXT3:s[0-9]+]], [[VAL]], 24
109 ; SI-DAG: s_bfe_i32 [[EXT1:s[0-9]+]], [[VAL]], 0x80008
110 ; GCN-DAG: s_sext_i32_i8 [[EXT0:s[0-9]+]], [[VAL]]
112 ; FIXME: We end up with a v_bfe instruction, because the i16 srl
113 ; gets selected to a v_lshrrev_b16 instructions, so the input to
114 ; the bfe is a vector registers. To fix this we need to be able to
116 ; t29: i16 = truncate t10
117 ; t55: i16 = srl t29, Constant:i32<8>
118 ; t63: i32 = any_extend t55
119 ; t64: i32 = sign_extend_inreg t63, ValueType:ch:i8
121 ; VI-DAG: v_bfe_i32 [[VEXT1:v[0-9]+]], v{{[0-9]+}}, 0, 8
123 ; GCN-DAG: v_mov_b32_e32 [[VEXT0:v[0-9]+]], [[EXT0]]
124 ; SI-DAG: v_mov_b32_e32 [[VEXT1:v[0-9]+]], [[EXT1]]
125 ; GCN-DAG: v_mov_b32_e32 [[VEXT2:v[0-9]+]], [[EXT2]]
126 ; GCN-DAG: v_mov_b32_e32 [[VEXT3:v[0-9]+]], [[EXT3]]
128 ; GCN-DAG: buffer_store_dword [[VEXT0]]
129 ; GCN-DAG: buffer_store_dword [[VEXT1]]
130 ; GCN-DAG: buffer_store_dword [[VEXT2]]
131 ; GCN-DAG: buffer_store_dword [[VEXT3]]
134 define amdgpu_kernel void @s_sext_v4i8_to_v4i32(i32 addrspace(1)* %out, i32 %a) nounwind {
135 %cast = bitcast i32 %a to <4 x i8>
136 %ext = sext <4 x i8> %cast to <4 x i32>
137 %elt0 = extractelement <4 x i32> %ext, i32 0
138 %elt1 = extractelement <4 x i32> %ext, i32 1
139 %elt2 = extractelement <4 x i32> %ext, i32 2
140 %elt3 = extractelement <4 x i32> %ext, i32 3
141 store volatile i32 %elt0, i32 addrspace(1)* %out
142 store volatile i32 %elt1, i32 addrspace(1)* %out
143 store volatile i32 %elt2, i32 addrspace(1)* %out
144 store volatile i32 %elt3, i32 addrspace(1)* %out
148 ; GCN-LABEL: {{^}}v_sext_v4i8_to_v4i32:
149 ; GCN: buffer_load_dword [[VAL:v[0-9]+]]
150 ; FIXME: need to optimize same sequence as above test to avoid
152 ; VI-DAG: v_lshrrev_b16_e32 [[SH16:v[0-9]+]], 8, [[VAL]]
153 ; GCN-DAG: v_ashrrev_i32_e32 [[EXT3:v[0-9]+]], 24, [[VAL]]
154 ; VI-DAG: v_bfe_i32 [[EXT0:v[0-9]+]], [[VAL]], 0, 8
155 ; VI-DAG: v_bfe_i32 [[EXT2:v[0-9]+]], [[VAL]], 16, 8
156 ; VI-DAG: v_bfe_i32 [[EXT1:v[0-9]+]], [[SH16]], 0, 8
158 ; SI-DAG: v_bfe_i32 [[EXT2:v[0-9]+]], [[VAL]], 16, 8
159 ; SI-DAG: v_bfe_i32 [[EXT1:v[0-9]+]], [[VAL]], 8, 8
160 ; SI: v_bfe_i32 [[EXT0:v[0-9]+]], [[VAL]], 0, 8
162 ; GCN: buffer_store_dword [[EXT0]]
163 ; GCN: buffer_store_dword [[EXT1]]
164 ; GCN: buffer_store_dword [[EXT2]]
165 ; GCN: buffer_store_dword [[EXT3]]
166 define amdgpu_kernel void @v_sext_v4i8_to_v4i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) nounwind {
167 %a = load i32, i32 addrspace(1)* %in
168 %cast = bitcast i32 %a to <4 x i8>
169 %ext = sext <4 x i8> %cast to <4 x i32>
170 %elt0 = extractelement <4 x i32> %ext, i32 0
171 %elt1 = extractelement <4 x i32> %ext, i32 1
172 %elt2 = extractelement <4 x i32> %ext, i32 2
173 %elt3 = extractelement <4 x i32> %ext, i32 3
174 store volatile i32 %elt0, i32 addrspace(1)* %out
175 store volatile i32 %elt1, i32 addrspace(1)* %out
176 store volatile i32 %elt2, i32 addrspace(1)* %out
177 store volatile i32 %elt3, i32 addrspace(1)* %out
181 ; FIXME: s_bfe_i64, same on SI and VI
182 ; GCN-LABEL: {{^}}s_sext_v4i16_to_v4i32:
183 ; SI-DAG: s_ashr_i64 s{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 48
184 ; SI-DAG: s_ashr_i32 s{{[0-9]+}}, s{{[0-9]+}}, 16
186 ; VI: s_ashr_i32 s{{[0-9]+}}, s{{[0-9]+}}, 16
187 ; VI: s_ashr_i32 s{{[0-9]+}}, s{{[0-9]+}}, 16
190 ; GCN-DAG: s_sext_i32_i16
191 ; GCN-DAG: s_sext_i32_i16
193 define amdgpu_kernel void @s_sext_v4i16_to_v4i32(i32 addrspace(1)* %out, i64 %a) nounwind {
194 %cast = bitcast i64 %a to <4 x i16>
195 %ext = sext <4 x i16> %cast to <4 x i32>
196 %elt0 = extractelement <4 x i32> %ext, i32 0
197 %elt1 = extractelement <4 x i32> %ext, i32 1
198 %elt2 = extractelement <4 x i32> %ext, i32 2
199 %elt3 = extractelement <4 x i32> %ext, i32 3
200 store volatile i32 %elt0, i32 addrspace(1)* %out
201 store volatile i32 %elt1, i32 addrspace(1)* %out
202 store volatile i32 %elt2, i32 addrspace(1)* %out
203 store volatile i32 %elt3, i32 addrspace(1)* %out
207 ; GCN-LABEL: {{^}}v_sext_v4i16_to_v4i32:
208 ; GCN-DAG: v_ashrrev_i32_e32 v{{[0-9]+}}, 16, v{{[0-9]+}}
209 ; GCN-DAG: v_ashrrev_i32_e32 v{{[0-9]+}}, 16, v{{[0-9]+}}
210 ; GCN-DAG: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 0, 16
211 ; GCN-DAG: v_bfe_i32 v{{[0-9]+}}, v{{[0-9]+}}, 0, 16
213 define amdgpu_kernel void @v_sext_v4i16_to_v4i32(i32 addrspace(1)* %out, i64 addrspace(1)* %in) nounwind {
214 %a = load i64, i64 addrspace(1)* %in
215 %cast = bitcast i64 %a to <4 x i16>
216 %ext = sext <4 x i16> %cast to <4 x i32>
217 %elt0 = extractelement <4 x i32> %ext, i32 0
218 %elt1 = extractelement <4 x i32> %ext, i32 1
219 %elt2 = extractelement <4 x i32> %ext, i32 2
220 %elt3 = extractelement <4 x i32> %ext, i32 3
221 store volatile i32 %elt0, i32 addrspace(1)* %out
222 store volatile i32 %elt1, i32 addrspace(1)* %out
223 store volatile i32 %elt2, i32 addrspace(1)* %out
224 store volatile i32 %elt3, i32 addrspace(1)* %out
228 declare i32 @llvm.amdgcn.workitem.id.x() #1
230 attributes #1 = { nounwind readnone }