1 ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=FUNC %s 2 ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=GCN -check-prefix=FUNC %s 3 ; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s 4 5 ; FUNC-LABEL: {{^}}sext_bool_icmp_eq_0: 6 ; GCN-NOT: v_cmp 7 ; GCN: v_cmp_ne_i32_e32 vcc, 8 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 9 ; GCN-NEXT:buffer_store_byte [[RESULT]] 10 ; GCN-NEXT: s_endpgm 11 12 ; EG: SETNE_INT * [[CMP:T[0-9]+]].[[CMPCHAN:[XYZW]]], KC0[2].Z, KC0[2].W 13 ; EG: AND_INT T{{[0-9]+.[XYZW]}}, PS, 1 14 define void @sext_bool_icmp_eq_0(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 15 %icmp0 = icmp eq i32 %a, %b 16 %ext = sext i1 %icmp0 to i32 17 %icmp1 = icmp eq i32 %ext, 0 18 store i1 %icmp1, i1 addrspace(1)* %out 19 ret void 20 } 21 22 ; FUNC-LABEL: {{^}}sext_bool_icmp_ne_0: 23 ; GCN-NOT: v_cmp 24 ; GCN: v_cmp_ne_i32_e32 vcc, 25 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 26 ; GCN-NEXT: buffer_store_byte [[RESULT]] 27 ; GCN-NEXT: s_endpgm 28 29 ; EG: SETNE_INT * [[CMP:T[0-9]+]].[[CMPCHAN:[XYZW]]], KC0[2].Z, KC0[2].W 30 ; EG: AND_INT T{{[0-9]+.[XYZW]}}, PS, 1 31 define void @sext_bool_icmp_ne_0(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 32 %icmp0 = icmp ne i32 %a, %b 33 %ext = sext i1 %icmp0 to i32 34 %icmp1 = icmp ne i32 %ext, 0 35 store i1 %icmp1, i1 addrspace(1)* %out 36 ret void 37 } 38 39 ; FUNC-LABEL: {{^}}sext_bool_icmp_eq_neg1: 40 ; GCN-NOT: v_cmp 41 ; GCN: v_cmp_eq_i32_e32 vcc, 42 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 43 ; GCN-NEXT: buffer_store_byte [[RESULT]] 44 ; GCN-NEXT: s_endpgm 45 define void @sext_bool_icmp_eq_neg1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 46 %icmp0 = icmp eq i32 %a, %b 47 %ext = sext i1 %icmp0 to i32 48 %icmp1 = icmp eq i32 %ext, -1 49 store i1 %icmp1, i1 addrspace(1)* %out 50 ret void 51 } 52 53 ; FUNC-LABEL: {{^}}sext_bool_icmp_ne_neg1: 54 ; GCN-NOT: v_cmp 55 ; GCN: v_cmp_eq_i32_e32 vcc, 56 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 57 ; GCN-NEXT: buffer_store_byte [[RESULT]] 58 ; GCN-NEXT: s_endpgm 59 define void @sext_bool_icmp_ne_neg1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 60 %icmp0 = icmp ne i32 %a, %b 61 %ext = sext i1 %icmp0 to i32 62 %icmp1 = icmp ne i32 %ext, -1 63 store i1 %icmp1, i1 addrspace(1)* %out 64 ret void 65 } 66 67 ; FUNC-LABEL: {{^}}zext_bool_icmp_eq_0: 68 ; GCN-NOT: v_cmp 69 ; GCN: v_cmp_ne_i32_e32 vcc, 70 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 71 ; GCN-NEXT: buffer_store_byte [[RESULT]] 72 ; GCN-NEXT: s_endpgm 73 define void @zext_bool_icmp_eq_0(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 74 %icmp0 = icmp eq i32 %a, %b 75 %ext = zext i1 %icmp0 to i32 76 %icmp1 = icmp eq i32 %ext, 0 77 store i1 %icmp1, i1 addrspace(1)* %out 78 ret void 79 } 80 81 ; FUNC-LABEL: {{^}}zext_bool_icmp_ne_0: 82 ; GCN-NOT: v_cmp 83 ; GCN: v_cmp_ne_i32_e32 vcc, 84 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 85 ; GCN-NEXT: buffer_store_byte [[RESULT]] 86 ; GCN-NEXT: s_endpgm 87 define void @zext_bool_icmp_ne_0(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 88 %icmp0 = icmp ne i32 %a, %b 89 %ext = zext i1 %icmp0 to i32 90 %icmp1 = icmp ne i32 %ext, 0 91 store i1 %icmp1, i1 addrspace(1)* %out 92 ret void 93 } 94 95 ; FUNC-LABEL: {{^}}zext_bool_icmp_eq_1: 96 ; GCN-NOT: v_cmp 97 ; GCN: v_cmp_eq_i32_e32 vcc, 98 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 99 ; GCN-NEXT: buffer_store_byte [[RESULT]] 100 ; GCN-NEXT: s_endpgm 101 define void @zext_bool_icmp_eq_1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 102 %icmp0 = icmp eq i32 %a, %b 103 %ext = zext i1 %icmp0 to i32 104 %icmp1 = icmp eq i32 %ext, 1 105 store i1 %icmp1, i1 addrspace(1)* %out 106 ret void 107 } 108 109 ; FUNC-LABEL: {{^}}zext_bool_icmp_ne_1: 110 ; GCN-NOT: v_cmp 111 ; GCN: v_cmp_eq_i32_e32 vcc, 112 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 113 ; GCN-NEXT: buffer_store_byte [[RESULT]] 114 define void @zext_bool_icmp_ne_1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 115 %icmp0 = icmp ne i32 %a, %b 116 %ext = zext i1 %icmp0 to i32 117 %icmp1 = icmp ne i32 %ext, 1 118 store i1 %icmp1, i1 addrspace(1)* %out 119 ret void 120 } 121 122 ; Reduces to false: 123 ; FUNC-LABEL: {{^}}zext_bool_icmp_eq_neg1: 124 ; GCN: v_mov_b32_e32 [[TMP:v[0-9]+]], 0{{$}} 125 ; GCN: buffer_store_byte [[TMP]] 126 ; GCN-NEXT: s_endpgm 127 define void @zext_bool_icmp_eq_neg1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 128 %icmp0 = icmp eq i32 %a, %b 129 %ext = zext i1 %icmp0 to i32 130 %icmp1 = icmp eq i32 %ext, -1 131 store i1 %icmp1, i1 addrspace(1)* %out 132 ret void 133 } 134 135 ; Reduces to true: 136 ; FUNC-LABEL: {{^}}zext_bool_icmp_ne_neg1: 137 ; GCN: v_mov_b32_e32 [[TMP:v[0-9]+]], 1{{$}} 138 ; GCN: buffer_store_byte [[TMP]] 139 ; GCN-NEXT: s_endpgm 140 define void @zext_bool_icmp_ne_neg1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 141 %icmp0 = icmp ne i32 %a, %b 142 %ext = zext i1 %icmp0 to i32 143 %icmp1 = icmp ne i32 %ext, -1 144 store i1 %icmp1, i1 addrspace(1)* %out 145 ret void 146 } 147 148 ; FUNC-LABEL: {{^}}cmp_zext_k_i8max: 149 ; SI: s_load_dword [[VALUE:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0xb 150 ; VI: s_load_dword [[VALUE:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0x2c 151 ; GCN: s_movk_i32 [[K255:s[0-9]+]], 0xff 152 ; GCN-DAG: s_and_b32 [[B:s[0-9]+]], [[VALUE]], [[K255]] 153 ; GCN-DAG: v_mov_b32_e32 [[VK255:v[0-9]+]], [[K255]] 154 ; GCN: v_cmp_ne_i32_e32 vcc, [[B]], [[VK255]] 155 ; GCN: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 156 ; GCN: buffer_store_byte [[RESULT]] 157 ; GCN: s_endpgm 158 define void @cmp_zext_k_i8max(i1 addrspace(1)* %out, i8 %b) nounwind { 159 %b.ext = zext i8 %b to i32 160 %icmp0 = icmp ne i32 %b.ext, 255 161 store i1 %icmp0, i1 addrspace(1)* %out 162 ret void 163 } 164 165 ; FUNC-LABEL: {{^}}cmp_sext_k_neg1: 166 ; GCN: buffer_load_sbyte [[B:v[0-9]+]] 167 ; GCN: v_cmp_ne_i32_e32 vcc, -1, [[B]]{{$}} 168 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 169 ; GCN: buffer_store_byte [[RESULT]] 170 ; GCN: s_endpgm 171 define void @cmp_sext_k_neg1(i1 addrspace(1)* %out, i8 addrspace(1)* %b.ptr) nounwind { 172 %b = load i8, i8 addrspace(1)* %b.ptr 173 %b.ext = sext i8 %b to i32 174 %icmp0 = icmp ne i32 %b.ext, -1 175 store i1 %icmp0, i1 addrspace(1)* %out 176 ret void 177 } 178 179 ; FUNC-LABEL: {{^}}cmp_sext_k_neg1_i8_sext_arg: 180 ; GCN: s_load_dword [[B:s[0-9]+]] 181 ; GCN: v_cmp_ne_i32_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], -1, [[B]] 182 ; GCN-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, [[CMP]] 183 ; GCN-NEXT: buffer_store_byte [[RESULT]] 184 ; GCN: s_endpgm 185 define void @cmp_sext_k_neg1_i8_sext_arg(i1 addrspace(1)* %out, i8 signext %b) nounwind { 186 %b.ext = sext i8 %b to i32 187 %icmp0 = icmp ne i32 %b.ext, -1 188 store i1 %icmp0, i1 addrspace(1)* %out 189 ret void 190 } 191 192 ; FIXME: This ends up doing a buffer_load_ubyte, and and compare to 193 ; 255. Seems to be because of ordering problems when not allowing load widths to be reduced. 194 ; Should do a buffer_load_sbyte and compare with -1 195 196 ; FUNC-LABEL: {{^}}cmp_sext_k_neg1_i8_arg: 197 ; SI: s_load_dword [[VAL:s[0-9]+]], s[{{[0-9]+:[0-9]+}}], 0xb 198 ; VI: s_load_dword [[VAL:s[0-9]+]], s{{\[[0-9]+:[0-9]+\]}}, 0x2c 199 ; GCN: s_movk_i32 [[K:s[0-9]+]], 0xff 200 ; GCN-DAG: s_and_b32 [[B:s[0-9]+]], [[VAL]], [[K]] 201 ; GCN-DAG: v_mov_b32_e32 [[VK:v[0-9]+]], [[K]] 202 ; GCN: v_cmp_ne_i32_e32 vcc, [[B]], [[VK]]{{$}} 203 ; GCN: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, vcc 204 ; GCN: buffer_store_byte [[RESULT]] 205 ; GCN: s_endpgm 206 define void @cmp_sext_k_neg1_i8_arg(i1 addrspace(1)* %out, i8 %b) nounwind { 207 %b.ext = sext i8 %b to i32 208 %icmp0 = icmp ne i32 %b.ext, -1 209 store i1 %icmp0, i1 addrspace(1)* %out 210 ret void 211 } 212 213 ; FUNC-LABEL: {{^}}cmp_zext_k_neg1: 214 ; GCN: v_mov_b32_e32 [[RESULT:v[0-9]+]], 1{{$}} 215 ; GCN: buffer_store_byte [[RESULT]] 216 ; GCN: s_endpgm 217 define void @cmp_zext_k_neg1(i1 addrspace(1)* %out, i8 %b) nounwind { 218 %b.ext = zext i8 %b to i32 219 %icmp0 = icmp ne i32 %b.ext, -1 220 store i1 %icmp0, i1 addrspace(1)* %out 221 ret void 222 } 223 224 ; FUNC-LABEL: {{^}}zext_bool_icmp_ne_k: 225 ; GCN: v_mov_b32_e32 [[RESULT:v[0-9]+]], 1{{$}} 226 ; GCN: buffer_store_byte [[RESULT]] 227 ; GCN-NEXT: s_endpgm 228 define void @zext_bool_icmp_ne_k(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 229 %icmp0 = icmp ne i32 %a, %b 230 %ext = zext i1 %icmp0 to i32 231 %icmp1 = icmp ne i32 %ext, 2 232 store i1 %icmp1, i1 addrspace(1)* %out 233 ret void 234 } 235 236 ; FUNC-LABEL: {{^}}zext_bool_icmp_eq_k: 237 ; GCN: v_mov_b32_e32 [[RESULT:v[0-9]+]], 0{{$}} 238 ; GCN: buffer_store_byte [[RESULT]] 239 ; GCN-NEXT: s_endpgm 240 define void @zext_bool_icmp_eq_k(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 241 %icmp0 = icmp ne i32 %a, %b 242 %ext = zext i1 %icmp0 to i32 243 %icmp1 = icmp eq i32 %ext, 2 244 store i1 %icmp1, i1 addrspace(1)* %out 245 ret void 246 } 247 248 ; FIXME: These cases should really be able fold to true/false in 249 ; DAGCombiner 250 251 ; This really folds away to false 252 ; FUNC-LABEL: {{^}}sext_bool_icmp_eq_1: 253 ; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 0{{$}} 254 ; GCN: buffer_store_byte [[K]] 255 define void @sext_bool_icmp_eq_1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 256 %icmp0 = icmp eq i32 %a, %b 257 %ext = sext i1 %icmp0 to i32 258 %icmp1 = icmp eq i32 %ext, 1 259 store i1 %icmp1, i1 addrspace(1)* %out 260 ret void 261 } 262 263 ; FUNC-LABEL: {{^}}sext_bool_icmp_ne_1: 264 ; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 1{{$}} 265 ; GCN: buffer_store_byte [[K]] 266 define void @sext_bool_icmp_ne_1(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 267 %icmp0 = icmp ne i32 %a, %b 268 %ext = sext i1 %icmp0 to i32 269 %icmp1 = icmp ne i32 %ext, 1 270 store i1 %icmp1, i1 addrspace(1)* %out 271 ret void 272 } 273 274 ; FUNC-LABEL: {{^}}sext_bool_icmp_ne_k: 275 ; GCN: v_mov_b32_e32 [[K:v[0-9]+]], 1{{$}} 276 ; GCN: buffer_store_byte [[K]] 277 define void @sext_bool_icmp_ne_k(i1 addrspace(1)* %out, i32 %a, i32 %b) nounwind { 278 %icmp0 = icmp ne i32 %a, %b 279 %ext = sext i1 %icmp0 to i32 280 %icmp1 = icmp ne i32 %ext, 2 281 store i1 %icmp1, i1 addrspace(1)* %out 282 ret void 283 } 284
