1 ; These are tests for SSE3 codegen. 2 3 ; RUN: llc < %s -march=x86-64 -mcpu=nocona -mtriple=i686-apple-darwin9 -O3 \ 4 ; RUN: | FileCheck %s --check-prefix=X64 5 6 ; Test for v8xi16 lowering where we extract the first element of the vector and 7 ; placed it in the second element of the result. 8 9 define void @t0(<8 x i16>* %dest, <8 x i16>* %old) nounwind { 10 entry: 11 %tmp3 = load <8 x i16>* %old 12 %tmp6 = shufflevector <8 x i16> %tmp3, 13 <8 x i16> < i16 0, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef, i16 undef >, 14 <8 x i32> < i32 8, i32 0, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef > 15 store <8 x i16> %tmp6, <8 x i16>* %dest 16 ret void 17 18 ; X64: t0: 19 ; X64: movdqa (%rsi), %xmm0 20 ; X64: pslldq $2, %xmm0 21 ; X64: movdqa %xmm0, (%rdi) 22 ; X64: ret 23 } 24 25 define <8 x i16> @t1(<8 x i16>* %A, <8 x i16>* %B) nounwind { 26 %tmp1 = load <8 x i16>* %A 27 %tmp2 = load <8 x i16>* %B 28 %tmp3 = shufflevector <8 x i16> %tmp1, <8 x i16> %tmp2, <8 x i32> < i32 8, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7 > 29 ret <8 x i16> %tmp3 30 31 ; X64: t1: 32 ; X64: movdqa (%rdi), %xmm0 33 ; X64: pinsrw $0, (%rsi), %xmm0 34 ; X64: ret 35 } 36 37 define <8 x i16> @t2(<8 x i16> %A, <8 x i16> %B) nounwind { 38 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 9, i32 1, i32 2, i32 9, i32 4, i32 5, i32 6, i32 7 > 39 ret <8 x i16> %tmp 40 ; X64: t2: 41 ; X64: pextrw $1, %xmm1, %eax 42 ; X64: pinsrw $0, %eax, %xmm0 43 ; X64: pinsrw $3, %eax, %xmm0 44 ; X64: ret 45 } 46 47 define <8 x i16> @t3(<8 x i16> %A, <8 x i16> %B) nounwind { 48 %tmp = shufflevector <8 x i16> %A, <8 x i16> %A, <8 x i32> < i32 8, i32 3, i32 2, i32 13, i32 7, i32 6, i32 5, i32 4 > 49 ret <8 x i16> %tmp 50 ; X64: t3: 51 ; X64: pextrw $5, %xmm0, %eax 52 ; X64: pshuflw $44, %xmm0, %xmm0 53 ; X64: pshufhw $27, %xmm0, %xmm0 54 ; X64: pinsrw $3, %eax, %xmm0 55 ; X64: ret 56 } 57 58 define <8 x i16> @t4(<8 x i16> %A, <8 x i16> %B) nounwind { 59 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 0, i32 7, i32 2, i32 3, i32 1, i32 5, i32 6, i32 5 > 60 ret <8 x i16> %tmp 61 ; X64: t4: 62 ; X64: pextrw $7, [[XMM0:%xmm[0-9]+]], %eax 63 ; X64: pshufhw $100, [[XMM0]], [[XMM1:%xmm[0-9]+]] 64 ; X64: pinsrw $1, %eax, [[XMM1]] 65 ; X64: pextrw $1, [[XMM0]], %eax 66 ; X64: pinsrw $4, %eax, %xmm0 67 ; X64: ret 68 } 69 70 define <8 x i16> @t5(<8 x i16> %A, <8 x i16> %B) nounwind { 71 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 8, i32 9, i32 0, i32 1, i32 10, i32 11, i32 2, i32 3 > 72 ret <8 x i16> %tmp 73 ; X64: t5: 74 ; X64: movlhps %xmm1, %xmm0 75 ; X64: pshufd $114, %xmm0, %xmm0 76 ; X64: ret 77 } 78 79 define <8 x i16> @t6(<8 x i16> %A, <8 x i16> %B) nounwind { 80 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 8, i32 9, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7 > 81 ret <8 x i16> %tmp 82 ; X64: t6: 83 ; X64: movss %xmm1, %xmm0 84 ; X64: ret 85 } 86 87 define <8 x i16> @t7(<8 x i16> %A, <8 x i16> %B) nounwind { 88 %tmp = shufflevector <8 x i16> %A, <8 x i16> %B, <8 x i32> < i32 0, i32 0, i32 3, i32 2, i32 4, i32 6, i32 4, i32 7 > 89 ret <8 x i16> %tmp 90 ; X64: t7: 91 ; X64: pshuflw $-80, %xmm0, %xmm0 92 ; X64: pshufhw $-56, %xmm0, %xmm0 93 ; X64: ret 94 } 95 96 define void @t8(<2 x i64>* %res, <2 x i64>* %A) nounwind { 97 %tmp = load <2 x i64>* %A 98 %tmp.upgrd.1 = bitcast <2 x i64> %tmp to <8 x i16> 99 %tmp0 = extractelement <8 x i16> %tmp.upgrd.1, i32 0 100 %tmp1 = extractelement <8 x i16> %tmp.upgrd.1, i32 1 101 %tmp2 = extractelement <8 x i16> %tmp.upgrd.1, i32 2 102 %tmp3 = extractelement <8 x i16> %tmp.upgrd.1, i32 3 103 %tmp4 = extractelement <8 x i16> %tmp.upgrd.1, i32 4 104 %tmp5 = extractelement <8 x i16> %tmp.upgrd.1, i32 5 105 %tmp6 = extractelement <8 x i16> %tmp.upgrd.1, i32 6 106 %tmp7 = extractelement <8 x i16> %tmp.upgrd.1, i32 7 107 %tmp8 = insertelement <8 x i16> undef, i16 %tmp2, i32 0 108 %tmp9 = insertelement <8 x i16> %tmp8, i16 %tmp1, i32 1 109 %tmp10 = insertelement <8 x i16> %tmp9, i16 %tmp0, i32 2 110 %tmp11 = insertelement <8 x i16> %tmp10, i16 %tmp3, i32 3 111 %tmp12 = insertelement <8 x i16> %tmp11, i16 %tmp6, i32 4 112 %tmp13 = insertelement <8 x i16> %tmp12, i16 %tmp5, i32 5 113 %tmp14 = insertelement <8 x i16> %tmp13, i16 %tmp4, i32 6 114 %tmp15 = insertelement <8 x i16> %tmp14, i16 %tmp7, i32 7 115 %tmp15.upgrd.2 = bitcast <8 x i16> %tmp15 to <2 x i64> 116 store <2 x i64> %tmp15.upgrd.2, <2 x i64>* %res 117 ret void 118 ; X64: t8: 119 ; X64: pshuflw $-58, (%rsi), %xmm0 120 ; X64: pshufhw $-58, %xmm0, %xmm0 121 ; X64: movdqa %xmm0, (%rdi) 122 ; X64: ret 123 } 124 125 define void @t9(<4 x float>* %r, <2 x i32>* %A) nounwind { 126 %tmp = load <4 x float>* %r 127 %tmp.upgrd.3 = bitcast <2 x i32>* %A to double* 128 %tmp.upgrd.4 = load double* %tmp.upgrd.3 129 %tmp.upgrd.5 = insertelement <2 x double> undef, double %tmp.upgrd.4, i32 0 130 %tmp5 = insertelement <2 x double> %tmp.upgrd.5, double undef, i32 1 131 %tmp6 = bitcast <2 x double> %tmp5 to <4 x float> 132 %tmp.upgrd.6 = extractelement <4 x float> %tmp, i32 0 133 %tmp7 = extractelement <4 x float> %tmp, i32 1 134 %tmp8 = extractelement <4 x float> %tmp6, i32 0 135 %tmp9 = extractelement <4 x float> %tmp6, i32 1 136 %tmp10 = insertelement <4 x float> undef, float %tmp.upgrd.6, i32 0 137 %tmp11 = insertelement <4 x float> %tmp10, float %tmp7, i32 1 138 %tmp12 = insertelement <4 x float> %tmp11, float %tmp8, i32 2 139 %tmp13 = insertelement <4 x float> %tmp12, float %tmp9, i32 3 140 store <4 x float> %tmp13, <4 x float>* %r 141 ret void 142 ; X64: t9: 143 ; X64: movaps (%rdi), %xmm0 144 ; X64: movhps (%rsi), %xmm0 145 ; X64: movaps %xmm0, (%rdi) 146 ; X64: ret 147 } 148 149 150 151 ; FIXME: This testcase produces icky code. It can be made much better! 152 ; PR2585 153 154 @g1 = external constant <4 x i32> 155 @g2 = external constant <4 x i16> 156 157 define internal void @t10() nounwind { 158 load <4 x i32>* @g1, align 16 159 bitcast <4 x i32> %1 to <8 x i16> 160 shufflevector <8 x i16> %2, <8 x i16> undef, <8 x i32> < i32 0, i32 2, i32 4, i32 6, i32 undef, i32 undef, i32 undef, i32 undef > 161 bitcast <8 x i16> %3 to <2 x i64> 162 extractelement <2 x i64> %4, i32 0 163 bitcast i64 %5 to <4 x i16> 164 store <4 x i16> %6, <4 x i16>* @g2, align 8 165 ret void 166 ; X64: t10: 167 ; X64: pextrw $4, [[X0:%xmm[0-9]+]], %ecx 168 ; X64: pextrw $6, [[X0]], %eax 169 ; X64: movlhps [[X0]], [[X0]] 170 ; X64: pshuflw $8, [[X0]], [[X0]] 171 ; X64: pinsrw $2, %ecx, [[X0]] 172 ; X64: pinsrw $3, %eax, [[X0]] 173 } 174 175 176 ; Pack various elements via shuffles. 177 define <8 x i16> @t11(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { 178 entry: 179 %tmp7 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 1, i32 8, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > 180 ret <8 x i16> %tmp7 181 182 ; X64: t11: 183 ; X64: movd %xmm1, %eax 184 ; X64: movlhps %xmm0, %xmm0 185 ; X64: pshuflw $1, %xmm0, %xmm0 186 ; X64: pinsrw $1, %eax, %xmm0 187 ; X64: ret 188 } 189 190 191 define <8 x i16> @t12(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { 192 entry: 193 %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 0, i32 1, i32 undef, i32 undef, i32 3, i32 11, i32 undef , i32 undef > 194 ret <8 x i16> %tmp9 195 196 ; X64: t12: 197 ; X64: pextrw $3, %xmm1, %eax 198 ; X64: movlhps %xmm0, %xmm0 199 ; X64: pshufhw $3, %xmm0, %xmm0 200 ; X64: pinsrw $5, %eax, %xmm0 201 ; X64: ret 202 } 203 204 205 define <8 x i16> @t13(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { 206 entry: 207 %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 8, i32 9, i32 undef, i32 undef, i32 11, i32 3, i32 undef , i32 undef > 208 ret <8 x i16> %tmp9 209 ; X64: t13: 210 ; X64: punpcklqdq %xmm0, %xmm1 211 ; X64: pextrw $3, %xmm1, %eax 212 ; X64: pshufd $52, %xmm1, %xmm0 213 ; X64: pinsrw $4, %eax, %xmm0 214 ; X64: ret 215 } 216 217 218 define <8 x i16> @t14(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { 219 entry: 220 %tmp9 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 8, i32 9, i32 undef, i32 undef, i32 undef, i32 2, i32 undef , i32 undef > 221 ret <8 x i16> %tmp9 222 ; X64: t14: 223 ; X64: punpcklqdq %xmm0, %xmm1 224 ; X64: pshufhw $8, %xmm1, %xmm0 225 ; X64: ret 226 } 227 228 229 ; FIXME: t15 is worse off from disabling of scheduler 2-address hack. 230 define <8 x i16> @t15(<8 x i16> %T0, <8 x i16> %T1) nounwind readnone { 231 entry: 232 %tmp8 = shufflevector <8 x i16> %T0, <8 x i16> %T1, <8 x i32> < i32 undef, i32 undef, i32 7, i32 2, i32 8, i32 undef, i32 undef , i32 undef > 233 ret <8 x i16> %tmp8 234 ; X64: t15: 235 ; X64: pextrw $7, %xmm0, %eax 236 ; X64: punpcklqdq %xmm1, %xmm0 237 ; X64: pshuflw $-128, %xmm0, %xmm0 238 ; X64: pinsrw $2, %eax, %xmm0 239 ; X64: ret 240 } 241 242 243 ; Test yonah where we convert a shuffle to pextrw and pinrsw 244 define <16 x i8> @t16(<16 x i8> %T0) nounwind readnone { 245 entry: 246 %tmp8 = shufflevector <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 1, i8 1, i8 1, i8 1, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 16, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > 247 %tmp9 = shufflevector <16 x i8> %tmp8, <16 x i8> %T0, <16 x i32> < i32 0, i32 1, i32 2, i32 17, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef, i32 undef , i32 undef > 248 ret <16 x i8> %tmp9 249 ; X64: t16: 250 ; X64: pextrw $8, %xmm0, %eax 251 ; X64: pslldq $2, %xmm0 252 ; X64: pextrw $1, %xmm0, %ecx 253 ; X64: movzbl %cl, %ecx 254 ; X64: orl %eax, %ecx 255 ; X64: pinsrw $1, %ecx, %xmm0 256 ; X64: ret 257 } 258 259 ; rdar://8520311 260 define <4 x i32> @t17() nounwind { 261 entry: 262 ; X64: t17: 263 ; X64: movddup (%rax), %xmm0 264 %tmp1 = load <4 x float>* undef, align 16 265 %tmp2 = shufflevector <4 x float> %tmp1, <4 x float> undef, <4 x i32> <i32 4, i32 1, i32 2, i32 3> 266 %tmp3 = load <4 x float>* undef, align 16 267 %tmp4 = shufflevector <4 x float> %tmp2, <4 x float> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 1> 268 %tmp5 = bitcast <4 x float> %tmp3 to <4 x i32> 269 %tmp6 = shufflevector <4 x i32> %tmp5, <4 x i32> undef, <4 x i32> <i32 undef, i32 undef, i32 0, i32 1> 270 %tmp7 = and <4 x i32> %tmp6, <i32 undef, i32 undef, i32 -1, i32 0> 271 ret <4 x i32> %tmp7 272 } 273
