1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mcpu=x86-64 | FileCheck %s --check-prefix=CHECK-ALL --check-prefix=CHECK-SSE --check-prefix=CHECK-NOSSSE3 3; RUN: llc < %s -mcpu=core2 | FileCheck %s --check-prefix=CHECK-ALL --check-prefix=CHECK-SSE --check-prefix=CHECK-SSSE3 4; RUN: llc < %s -mcpu=core-avx2 | FileCheck %s --check-prefix=CHECK-ALL --check-prefix=CHECK-AVX --check-prefix=CHECK-AVX2 5; RUN: llc < %s -mcpu=core-avx2 -x86-experimental-vector-widening-legalization | FileCheck %s --check-prefix=CHECK-ALL --check-prefix=CHECK-WIDE-AVX --check-prefix=CHECK-WIDE-AVX2 6 7target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 8target triple = "x86_64-unknown-linux-gnu" 9 10declare <8 x i16> @llvm.bswap.v8i16(<8 x i16>) 11declare <4 x i32> @llvm.bswap.v4i32(<4 x i32>) 12declare <2 x i64> @llvm.bswap.v2i64(<2 x i64>) 13 14define <8 x i16> @test1(<8 x i16> %v) { 15; CHECK-NOSSSE3-LABEL: test1: 16; CHECK-NOSSSE3: # BB#0: # %entry 17; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1 18; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2 19; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15] 20; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[1,0,3,2,4,5,6,7] 21; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,5,4,7,6] 22; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] 23; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,0,3,2,4,5,6,7] 24; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,7,6] 25; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0 26; CHECK-NOSSSE3-NEXT: retq 27; 28; CHECK-SSSE3-LABEL: test1: 29; CHECK-SSSE3: # BB#0: # %entry 30; CHECK-SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] 31; CHECK-SSSE3-NEXT: retq 32; 33; CHECK-AVX-LABEL: test1: 34; CHECK-AVX: # BB#0: # %entry 35; CHECK-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] 36; CHECK-AVX-NEXT: retq 37; 38; CHECK-WIDE-AVX-LABEL: test1: 39; CHECK-WIDE-AVX: # BB#0: # %entry 40; CHECK-WIDE-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] 41; CHECK-WIDE-AVX-NEXT: retq 42entry: 43 %r = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> %v) 44 ret <8 x i16> %r 45} 46 47define <4 x i32> @test2(<4 x i32> %v) { 48; CHECK-NOSSSE3-LABEL: test2: 49; CHECK-NOSSSE3: # BB#0: # %entry 50; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1 51; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2 52; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15] 53; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7] 54; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4] 55; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] 56; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7] 57; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] 58; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0 59; CHECK-NOSSSE3-NEXT: retq 60; 61; CHECK-SSSE3-LABEL: test2: 62; CHECK-SSSE3: # BB#0: # %entry 63; CHECK-SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12] 64; CHECK-SSSE3-NEXT: retq 65; 66; CHECK-AVX-LABEL: test2: 67; CHECK-AVX: # BB#0: # %entry 68; CHECK-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12] 69; CHECK-AVX-NEXT: retq 70; 71; CHECK-WIDE-AVX-LABEL: test2: 72; CHECK-WIDE-AVX: # BB#0: # %entry 73; CHECK-WIDE-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12] 74; CHECK-WIDE-AVX-NEXT: retq 75entry: 76 %r = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> %v) 77 ret <4 x i32> %r 78} 79 80define <2 x i64> @test3(<2 x i64> %v) { 81; CHECK-NOSSSE3-LABEL: test3: 82; CHECK-NOSSSE3: # BB#0: # %entry 83; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1 84; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2 85; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15] 86; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm2 = xmm2[2,3,0,1] 87; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7] 88; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4] 89; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] 90; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1] 91; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7] 92; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] 93; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0 94; CHECK-NOSSSE3-NEXT: retq 95; 96; CHECK-SSSE3-LABEL: test3: 97; CHECK-SSSE3: # BB#0: # %entry 98; CHECK-SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8] 99; CHECK-SSSE3-NEXT: retq 100; 101; CHECK-AVX-LABEL: test3: 102; CHECK-AVX: # BB#0: # %entry 103; CHECK-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8] 104; CHECK-AVX-NEXT: retq 105; 106; CHECK-WIDE-AVX-LABEL: test3: 107; CHECK-WIDE-AVX: # BB#0: # %entry 108; CHECK-WIDE-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8] 109; CHECK-WIDE-AVX-NEXT: retq 110entry: 111 %r = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %v) 112 ret <2 x i64> %r 113} 114 115declare <16 x i16> @llvm.bswap.v16i16(<16 x i16>) 116declare <8 x i32> @llvm.bswap.v8i32(<8 x i32>) 117declare <4 x i64> @llvm.bswap.v4i64(<4 x i64>) 118 119define <16 x i16> @test4(<16 x i16> %v) { 120; CHECK-NOSSSE3-LABEL: test4: 121; CHECK-NOSSSE3: # BB#0: # %entry 122; CHECK-NOSSSE3-NEXT: pxor %xmm2, %xmm2 123; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm3 124; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] 125; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[1,0,3,2,4,5,6,7] 126; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,5,4,7,6] 127; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7] 128; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[1,0,3,2,4,5,6,7] 129; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,5,4,7,6] 130; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm0 131; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm3 132; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] 133; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[1,0,3,2,4,5,6,7] 134; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,5,4,7,6] 135; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7] 136; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[1,0,3,2,4,5,6,7] 137; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,5,4,7,6] 138; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm1 139; CHECK-NOSSSE3-NEXT: retq 140; 141; CHECK-SSSE3-LABEL: test4: 142; CHECK-SSSE3: # BB#0: # %entry 143; CHECK-SSSE3-NEXT: movdqa {{.*#+}} xmm2 = [1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] 144; CHECK-SSSE3-NEXT: pshufb %xmm2, %xmm0 145; CHECK-SSSE3-NEXT: pshufb %xmm2, %xmm1 146; CHECK-SSSE3-NEXT: retq 147; 148; CHECK-AVX-LABEL: test4: 149; CHECK-AVX: # BB#0: # %entry 150; CHECK-AVX-NEXT: vpshufb {{.*#+}} ymm0 = ymm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14,17,16,19,18,21,20,23,22,25,24,27,26,29,28,31,30] 151; CHECK-AVX-NEXT: retq 152; 153; CHECK-WIDE-AVX-LABEL: test4: 154; CHECK-WIDE-AVX: # BB#0: # %entry 155; CHECK-WIDE-AVX-NEXT: vpshufb {{.*#+}} ymm0 = ymm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14,17,16,19,18,21,20,23,22,25,24,27,26,29,28,31,30] 156; CHECK-WIDE-AVX-NEXT: retq 157entry: 158 %r = call <16 x i16> @llvm.bswap.v16i16(<16 x i16> %v) 159 ret <16 x i16> %r 160} 161 162define <8 x i32> @test5(<8 x i32> %v) { 163; CHECK-NOSSSE3-LABEL: test5: 164; CHECK-NOSSSE3: # BB#0: # %entry 165; CHECK-NOSSSE3-NEXT: pxor %xmm2, %xmm2 166; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm3 167; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] 168; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7] 169; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4] 170; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7] 171; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7] 172; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] 173; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm0 174; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm3 175; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] 176; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7] 177; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4] 178; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7] 179; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[3,2,1,0,4,5,6,7] 180; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,7,6,5,4] 181; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm1 182; CHECK-NOSSSE3-NEXT: retq 183; 184; CHECK-SSSE3-LABEL: test5: 185; CHECK-SSSE3: # BB#0: # %entry 186; CHECK-SSSE3-NEXT: movdqa {{.*#+}} xmm2 = [3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12] 187; CHECK-SSSE3-NEXT: pshufb %xmm2, %xmm0 188; CHECK-SSSE3-NEXT: pshufb %xmm2, %xmm1 189; CHECK-SSSE3-NEXT: retq 190; 191; CHECK-AVX-LABEL: test5: 192; CHECK-AVX: # BB#0: # %entry 193; CHECK-AVX-NEXT: vpshufb {{.*#+}} ymm0 = ymm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12,19,18,17,16,23,22,21,20,27,26,25,24,31,30,29,28] 194; CHECK-AVX-NEXT: retq 195; 196; CHECK-WIDE-AVX-LABEL: test5: 197; CHECK-WIDE-AVX: # BB#0: # %entry 198; CHECK-WIDE-AVX-NEXT: vpshufb {{.*#+}} ymm0 = ymm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12,19,18,17,16,23,22,21,20,27,26,25,24,31,30,29,28] 199; CHECK-WIDE-AVX-NEXT: retq 200entry: 201 %r = call <8 x i32> @llvm.bswap.v8i32(<8 x i32> %v) 202 ret <8 x i32> %r 203} 204 205define <4 x i64> @test6(<4 x i64> %v) { 206; CHECK-NOSSSE3-LABEL: test6: 207; CHECK-NOSSSE3: # BB#0: # %entry 208; CHECK-NOSSSE3-NEXT: pxor %xmm2, %xmm2 209; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm3 210; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] 211; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm3 = xmm3[2,3,0,1] 212; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7] 213; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4] 214; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3],xmm0[4],xmm2[4],xmm0[5],xmm2[5],xmm0[6],xmm2[6],xmm0[7],xmm2[7] 215; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1] 216; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7] 217; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] 218; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm0 219; CHECK-NOSSSE3-NEXT: movdqa %xmm1, %xmm3 220; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm3 = xmm3[8],xmm2[8],xmm3[9],xmm2[9],xmm3[10],xmm2[10],xmm3[11],xmm2[11],xmm3[12],xmm2[12],xmm3[13],xmm2[13],xmm3[14],xmm2[14],xmm3[15],xmm2[15] 221; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm3 = xmm3[2,3,0,1] 222; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm3 = xmm3[3,2,1,0,4,5,6,7] 223; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm3 = xmm3[0,1,2,3,7,6,5,4] 224; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm1 = xmm1[0],xmm2[0],xmm1[1],xmm2[1],xmm1[2],xmm2[2],xmm1[3],xmm2[3],xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7] 225; CHECK-NOSSSE3-NEXT: pshufd {{.*#+}} xmm1 = xmm1[2,3,0,1] 226; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm1 = xmm1[3,2,1,0,4,5,6,7] 227; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm1 = xmm1[0,1,2,3,7,6,5,4] 228; CHECK-NOSSSE3-NEXT: packuswb %xmm3, %xmm1 229; CHECK-NOSSSE3-NEXT: retq 230; 231; CHECK-SSSE3-LABEL: test6: 232; CHECK-SSSE3: # BB#0: # %entry 233; CHECK-SSSE3-NEXT: movdqa {{.*#+}} xmm2 = [7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8] 234; CHECK-SSSE3-NEXT: pshufb %xmm2, %xmm0 235; CHECK-SSSE3-NEXT: pshufb %xmm2, %xmm1 236; CHECK-SSSE3-NEXT: retq 237; 238; CHECK-AVX-LABEL: test6: 239; CHECK-AVX: # BB#0: # %entry 240; CHECK-AVX-NEXT: vpshufb {{.*#+}} ymm0 = ymm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8,23,22,21,20,19,18,17,16,31,30,29,28,27,26,25,24] 241; CHECK-AVX-NEXT: retq 242; 243; CHECK-WIDE-AVX-LABEL: test6: 244; CHECK-WIDE-AVX: # BB#0: # %entry 245; CHECK-WIDE-AVX-NEXT: vpshufb {{.*#+}} ymm0 = ymm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8,23,22,21,20,19,18,17,16,31,30,29,28,27,26,25,24] 246; CHECK-WIDE-AVX-NEXT: retq 247entry: 248 %r = call <4 x i64> @llvm.bswap.v4i64(<4 x i64> %v) 249 ret <4 x i64> %r 250} 251 252declare <4 x i16> @llvm.bswap.v4i16(<4 x i16>) 253 254define <4 x i16> @test7(<4 x i16> %v) { 255; CHECK-NOSSSE3-LABEL: test7: 256; CHECK-NOSSSE3: # BB#0: # %entry 257; CHECK-NOSSSE3-NEXT: pxor %xmm1, %xmm1 258; CHECK-NOSSSE3-NEXT: movdqa %xmm0, %xmm2 259; CHECK-NOSSSE3-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15] 260; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7] 261; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4] 262; CHECK-NOSSSE3-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7] 263; CHECK-NOSSSE3-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7] 264; CHECK-NOSSSE3-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4] 265; CHECK-NOSSSE3-NEXT: packuswb %xmm2, %xmm0 266; CHECK-NOSSSE3-NEXT: psrld $16, %xmm0 267; CHECK-NOSSSE3-NEXT: retq 268; 269; CHECK-SSSE3-LABEL: test7: 270; CHECK-SSSE3: # BB#0: # %entry 271; CHECK-SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0],zero,zero,xmm0[5,4],zero,zero,xmm0[9,8],zero,zero,xmm0[13,12],zero,zero 272; CHECK-SSSE3-NEXT: retq 273; 274; CHECK-AVX-LABEL: test7: 275; CHECK-AVX: # BB#0: # %entry 276; CHECK-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0],zero,zero,xmm0[5,4],zero,zero,xmm0[9,8],zero,zero,xmm0[13,12],zero,zero 277; CHECK-AVX-NEXT: retq 278; 279; CHECK-WIDE-AVX-LABEL: test7: 280; CHECK-WIDE-AVX: # BB#0: # %entry 281; CHECK-WIDE-AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14] 282; CHECK-WIDE-AVX-NEXT: retq 283entry: 284 %r = call <4 x i16> @llvm.bswap.v4i16(<4 x i16> %v) 285 ret <4 x i16> %r 286} 287 288; 289; Double BSWAP -> Identity 290; 291 292define <8 x i16> @identity_v8i16(<8 x i16> %v) { 293; CHECK-ALL-LABEL: identity_v8i16: 294; CHECK-ALL: # BB#0: # %entry 295; CHECK-ALL-NEXT: retq 296entry: 297 %bs1 = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> %v) 298 %bs2 = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> %bs1) 299 ret <8 x i16> %bs2 300} 301 302define <4 x i32> @identity_v4i32(<4 x i32> %v) { 303; CHECK-ALL-LABEL: identity_v4i32: 304; CHECK-ALL: # BB#0: # %entry 305; CHECK-ALL-NEXT: retq 306entry: 307 %bs1 = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> %v) 308 %bs2 = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> %bs1) 309 ret <4 x i32> %bs2 310} 311 312define <2 x i64> @identity_v2i64(<2 x i64> %v) { 313; CHECK-ALL-LABEL: identity_v2i64: 314; CHECK-ALL: # BB#0: # %entry 315; CHECK-ALL-NEXT: retq 316entry: 317 %bs1 = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %v) 318 %bs2 = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> %bs1) 319 ret <2 x i64> %bs2 320} 321 322define <16 x i16> @identity_v16i16(<16 x i16> %v) { 323; CHECK-ALL-LABEL: identity_v16i16: 324; CHECK-ALL: # BB#0: # %entry 325; CHECK-ALL-NEXT: retq 326entry: 327 %bs1 = call <16 x i16> @llvm.bswap.v16i16(<16 x i16> %v) 328 %bs2 = call <16 x i16> @llvm.bswap.v16i16(<16 x i16> %bs1) 329 ret <16 x i16> %bs2 330} 331 332define <8 x i32> @identity_v8i32(<8 x i32> %v) { 333; CHECK-ALL-LABEL: identity_v8i32: 334; CHECK-ALL: # BB#0: # %entry 335; CHECK-ALL-NEXT: retq 336entry: 337 %bs1 = call <8 x i32> @llvm.bswap.v8i32(<8 x i32> %v) 338 %bs2 = call <8 x i32> @llvm.bswap.v8i32(<8 x i32> %bs1) 339 ret <8 x i32> %bs2 340} 341 342define <4 x i64> @identity_v4i64(<4 x i64> %v) { 343; CHECK-ALL-LABEL: identity_v4i64: 344; CHECK-ALL: # BB#0: # %entry 345; CHECK-ALL-NEXT: retq 346entry: 347 %bs1 = call <4 x i64> @llvm.bswap.v4i64(<4 x i64> %v) 348 %bs2 = call <4 x i64> @llvm.bswap.v4i64(<4 x i64> %bs1) 349 ret <4 x i64> %bs2 350} 351 352define <4 x i16> @identity_v4i16(<4 x i16> %v) { 353; CHECK-ALL-LABEL: identity_v4i16: 354; CHECK-ALL: # BB#0: # %entry 355; CHECK-ALL-NEXT: retq 356entry: 357 %bs1 = call <4 x i16> @llvm.bswap.v4i16(<4 x i16> %v) 358 %bs2 = call <4 x i16> @llvm.bswap.v4i16(<4 x i16> %bs1) 359 ret <4 x i16> %bs2 360} 361 362; 363; Constant Folding 364; 365 366define <8 x i16> @fold_v8i16() { 367; CHECK-SSE-LABEL: fold_v8i16: 368; CHECK-SSE: # BB#0: # %entry 369; CHECK-SSE-NEXT: movaps {{.*#+}} xmm0 = [0,256,65535,512,65023,1024,64511,1536] 370; CHECK-SSE-NEXT: retq 371; 372; CHECK-AVX-LABEL: fold_v8i16: 373; CHECK-AVX: # BB#0: # %entry 374; CHECK-AVX-NEXT: vmovaps {{.*#+}} xmm0 = [0,256,65535,512,65023,1024,64511,1536] 375; CHECK-AVX-NEXT: retq 376; 377; CHECK-WIDE-AVX-LABEL: fold_v8i16: 378; CHECK-WIDE-AVX: # BB#0: # %entry 379; CHECK-WIDE-AVX-NEXT: vmovaps {{.*#+}} xmm0 = [0,256,65535,512,65023,1024,64511,1536] 380; CHECK-WIDE-AVX-NEXT: retq 381entry: 382 %r = call <8 x i16> @llvm.bswap.v8i16(<8 x i16> <i16 0, i16 1, i16 -1, i16 2, i16 -3, i16 4, i16 -5, i16 6>) 383 ret <8 x i16> %r 384} 385 386define <4 x i32> @fold_v4i32() { 387; CHECK-SSE-LABEL: fold_v4i32: 388; CHECK-SSE: # BB#0: # %entry 389; CHECK-SSE-NEXT: movaps {{.*#+}} xmm0 = [0,4294967295,33554432,4261412863] 390; CHECK-SSE-NEXT: retq 391; 392; CHECK-AVX-LABEL: fold_v4i32: 393; CHECK-AVX: # BB#0: # %entry 394; CHECK-AVX-NEXT: vmovaps {{.*#+}} xmm0 = [0,4294967295,33554432,4261412863] 395; CHECK-AVX-NEXT: retq 396; 397; CHECK-WIDE-AVX-LABEL: fold_v4i32: 398; CHECK-WIDE-AVX: # BB#0: # %entry 399; CHECK-WIDE-AVX-NEXT: vmovaps {{.*#+}} xmm0 = [0,4294967295,33554432,4261412863] 400; CHECK-WIDE-AVX-NEXT: retq 401entry: 402 %r = call <4 x i32> @llvm.bswap.v4i32(<4 x i32> <i32 0, i32 -1, i32 2, i32 -3>) 403 ret <4 x i32> %r 404} 405 406define <2 x i64> @fold_v2i64() { 407; CHECK-SSE-LABEL: fold_v2i64: 408; CHECK-SSE: # BB#0: # %entry 409; CHECK-SSE-NEXT: movaps {{.*#+}} xmm0 = [18374686479671623680,18446744073709551615] 410; CHECK-SSE-NEXT: retq 411; 412; CHECK-AVX-LABEL: fold_v2i64: 413; CHECK-AVX: # BB#0: # %entry 414; CHECK-AVX-NEXT: vmovaps {{.*#+}} xmm0 = [18374686479671623680,18446744073709551615] 415; CHECK-AVX-NEXT: retq 416; 417; CHECK-WIDE-AVX-LABEL: fold_v2i64: 418; CHECK-WIDE-AVX: # BB#0: # %entry 419; CHECK-WIDE-AVX-NEXT: vmovaps {{.*#+}} xmm0 = [18374686479671623680,18446744073709551615] 420; CHECK-WIDE-AVX-NEXT: retq 421entry: 422 %r = call <2 x i64> @llvm.bswap.v2i64(<2 x i64> <i64 255, i64 -1>) 423 ret <2 x i64> %r 424} 425 426define <16 x i16> @fold_v16i16() { 427; CHECK-SSE-LABEL: fold_v16i16: 428; CHECK-SSE: # BB#0: # %entry 429; CHECK-SSE-NEXT: movaps {{.*#+}} xmm0 = [0,256,65535,512,65023,1024,64511,1536] 430; CHECK-SSE-NEXT: movaps {{.*#+}} xmm1 = [63999,2048,63487,2560,62975,3072,62463,3584] 431; CHECK-SSE-NEXT: retq 432; 433; CHECK-AVX-LABEL: fold_v16i16: 434; CHECK-AVX: # BB#0: # %entry 435; CHECK-AVX-NEXT: vmovaps {{.*#+}} ymm0 = [0,256,65535,512,65023,1024,64511,1536,63999,2048,63487,2560,62975,3072,62463,3584] 436; CHECK-AVX-NEXT: retq 437; 438; CHECK-WIDE-AVX-LABEL: fold_v16i16: 439; CHECK-WIDE-AVX: # BB#0: # %entry 440; CHECK-WIDE-AVX-NEXT: vmovaps {{.*#+}} ymm0 = [0,256,65535,512,65023,1024,64511,1536,63999,2048,63487,2560,62975,3072,62463,3584] 441; CHECK-WIDE-AVX-NEXT: retq 442entry: 443 %r = call <16 x i16> @llvm.bswap.v16i16(<16 x i16> <i16 0, i16 1, i16 -1, i16 2, i16 -3, i16 4, i16 -5, i16 6, i16 -7, i16 8, i16 -9, i16 10, i16 -11, i16 12, i16 -13, i16 14>) 444 ret <16 x i16> %r 445} 446 447define <8 x i32> @fold_v8i32() { 448; CHECK-SSE-LABEL: fold_v8i32: 449; CHECK-SSE: # BB#0: # %entry 450; CHECK-SSE-NEXT: movaps {{.*#+}} xmm0 = [0,16777216,4294967295,33554432] 451; CHECK-SSE-NEXT: movaps {{.*#+}} xmm1 = [4261412863,67108864,4227858431,100663296] 452; CHECK-SSE-NEXT: retq 453; 454; CHECK-AVX-LABEL: fold_v8i32: 455; CHECK-AVX: # BB#0: # %entry 456; CHECK-AVX-NEXT: vmovaps {{.*#+}} ymm0 = [0,16777216,4294967295,33554432,4261412863,67108864,4227858431,100663296] 457; CHECK-AVX-NEXT: retq 458; 459; CHECK-WIDE-AVX-LABEL: fold_v8i32: 460; CHECK-WIDE-AVX: # BB#0: # %entry 461; CHECK-WIDE-AVX-NEXT: vmovaps {{.*#+}} ymm0 = [0,16777216,4294967295,33554432,4261412863,67108864,4227858431,100663296] 462; CHECK-WIDE-AVX-NEXT: retq 463entry: 464 %r = call <8 x i32> @llvm.bswap.v8i32(<8 x i32> <i32 0, i32 1, i32 -1, i32 2, i32 -3, i32 4, i32 -5, i32 6>) 465 ret <8 x i32> %r 466} 467 468define <4 x i64> @fold_v4i64() { 469; CHECK-SSE-LABEL: fold_v4i64: 470; CHECK-SSE: # BB#0: # %entry 471; CHECK-SSE-NEXT: movaps {{.*#+}} xmm0 = [18374686479671623680,18446744073709551615] 472; CHECK-SSE-NEXT: movaps {{.*#+}} xmm1 = [18446462598732840960,72056494526300160] 473; CHECK-SSE-NEXT: retq 474; 475; CHECK-AVX-LABEL: fold_v4i64: 476; CHECK-AVX: # BB#0: # %entry 477; CHECK-AVX-NEXT: vmovaps {{.*#+}} ymm0 = [18374686479671623680,18446744073709551615,18446462598732840960,72056494526300160] 478; CHECK-AVX-NEXT: retq 479; 480; CHECK-WIDE-AVX-LABEL: fold_v4i64: 481; CHECK-WIDE-AVX: # BB#0: # %entry 482; CHECK-WIDE-AVX-NEXT: vmovaps {{.*#+}} ymm0 = [18374686479671623680,18446744073709551615,18446462598732840960,72056494526300160] 483; CHECK-WIDE-AVX-NEXT: retq 484entry: 485 %r = call <4 x i64> @llvm.bswap.v4i64(<4 x i64> <i64 255, i64 -1, i64 65535, i64 16776960>) 486 ret <4 x i64> %r 487} 488