1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -mcpu=bdver1 -passes=loop-vectorize,instcombine,simplifycfg < %s -S -o - | FileCheck %s --check-prefix=CHECK 3; RUN: opt -mcpu=bdver1 -passes=loop-vectorize -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=CHECK-COST 4; REQUIRES: asserts 5 6target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 7target triple = "x86_64-unknown-linux-gnu" 8 9; CHECK-COST-LABEL: uaddsat 10 11define void @uaddsat(ptr nocapture readonly %pSrc, i16 signext %offset, ptr nocapture noalias %pDst, i32 %blockSize) #0 { 12; CHECK-LABEL: @uaddsat( 13; CHECK-NEXT: entry: 14; CHECK-NEXT: [[CMP_NOT6:%.*]] = icmp eq i32 [[BLOCKSIZE:%.*]], 0 15; CHECK-NEXT: br i1 [[CMP_NOT6]], label [[WHILE_END:%.*]], label [[ITER_CHECK:%.*]] 16; CHECK: iter.check: 17; CHECK-NEXT: [[TMP0:%.*]] = zext i32 [[BLOCKSIZE]] to i64 18; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[BLOCKSIZE]], 8 19; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]] 20; CHECK: vector.main.loop.iter.check: 21; CHECK-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i32 [[BLOCKSIZE]], 64 22; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]] 23; CHECK: vector.ph: 24; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[TMP0]], 4294967232 25; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i16> poison, i16 [[OFFSET:%.*]], i64 0 26; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i16> [[BROADCAST_SPLATINSERT]], <16 x i16> poison, <16 x i32> zeroinitializer 27; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] 28; CHECK: vector.body: 29; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] 30; CHECK-NEXT: [[OFFSET_IDX:%.*]] = shl i64 [[INDEX]], 1 31; CHECK-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[PSRC:%.*]], i64 [[OFFSET_IDX]] 32; CHECK-NEXT: [[OFFSET_IDX2:%.*]] = shl i64 [[INDEX]], 1 33; CHECK-NEXT: [[NEXT_GEP3:%.*]] = getelementptr i8, ptr [[PDST:%.*]], i64 [[OFFSET_IDX2]] 34; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i64 32 35; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i64 64 36; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i64 96 37; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i16>, ptr [[NEXT_GEP]], align 2 38; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <16 x i16>, ptr [[TMP1]], align 2 39; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <16 x i16>, ptr [[TMP2]], align 2 40; CHECK-NEXT: [[WIDE_LOAD6:%.*]] = load <16 x i16>, ptr [[TMP3]], align 2 41; CHECK-NEXT: [[TMP4:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD]], <16 x i16> [[BROADCAST_SPLAT]]) 42; CHECK-NEXT: [[TMP5:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD4]], <16 x i16> [[BROADCAST_SPLAT]]) 43; CHECK-NEXT: [[TMP6:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD5]], <16 x i16> [[BROADCAST_SPLAT]]) 44; CHECK-NEXT: [[TMP7:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD6]], <16 x i16> [[BROADCAST_SPLAT]]) 45; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[NEXT_GEP3]], i64 32 46; CHECK-NEXT: [[TMP9:%.*]] = getelementptr i8, ptr [[NEXT_GEP3]], i64 64 47; CHECK-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[NEXT_GEP3]], i64 96 48; CHECK-NEXT: store <16 x i16> [[TMP4]], ptr [[NEXT_GEP3]], align 2 49; CHECK-NEXT: store <16 x i16> [[TMP5]], ptr [[TMP8]], align 2 50; CHECK-NEXT: store <16 x i16> [[TMP6]], ptr [[TMP9]], align 2 51; CHECK-NEXT: store <16 x i16> [[TMP7]], ptr [[TMP10]], align 2 52; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 64 53; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] 54; CHECK-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] 55; CHECK: middle.block: 56; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N_VEC]], [[TMP0]] 57; CHECK-NEXT: br i1 [[CMP_N]], label [[WHILE_END]], label [[VEC_EPILOG_ITER_CHECK:%.*]] 58; CHECK: vec.epilog.iter.check: 59; CHECK-NEXT: [[DOTCAST1:%.*]] = trunc nuw i64 [[N_VEC]] to i32 60; CHECK-NEXT: [[IND_END10:%.*]] = sub i32 [[BLOCKSIZE]], [[DOTCAST1]] 61; CHECK-NEXT: [[TMP12:%.*]] = shl nuw nsw i64 [[N_VEC]], 1 62; CHECK-NEXT: [[IND_END12:%.*]] = getelementptr i8, ptr [[PSRC]], i64 [[TMP12]] 63; CHECK-NEXT: [[TMP13:%.*]] = shl nuw nsw i64 [[N_VEC]], 1 64; CHECK-NEXT: [[IND_END15:%.*]] = getelementptr i8, ptr [[PDST]], i64 [[TMP13]] 65; CHECK-NEXT: [[N_VEC_REMAINING:%.*]] = and i64 [[TMP0]], 56 66; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp eq i64 [[N_VEC_REMAINING]], 0 67; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]] 68; CHECK: vec.epilog.ph: 69; CHECK-NEXT: [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ] 70; CHECK-NEXT: [[N_VEC8:%.*]] = and i64 [[TMP0]], 4294967288 71; CHECK-NEXT: [[DOTCAST:%.*]] = trunc nuw i64 [[N_VEC8]] to i32 72; CHECK-NEXT: [[IND_END:%.*]] = sub i32 [[BLOCKSIZE]], [[DOTCAST]] 73; CHECK-NEXT: [[TMP14:%.*]] = shl nuw nsw i64 [[N_VEC8]], 1 74; CHECK-NEXT: [[IND_END11:%.*]] = getelementptr i8, ptr [[PSRC]], i64 [[TMP14]] 75; CHECK-NEXT: [[TMP15:%.*]] = shl nuw nsw i64 [[N_VEC8]], 1 76; CHECK-NEXT: [[IND_END14:%.*]] = getelementptr i8, ptr [[PDST]], i64 [[TMP15]] 77; CHECK-NEXT: [[BROADCAST_SPLATINSERT23:%.*]] = insertelement <8 x i16> poison, i16 [[OFFSET]], i64 0 78; CHECK-NEXT: [[BROADCAST_SPLAT24:%.*]] = shufflevector <8 x i16> [[BROADCAST_SPLATINSERT23]], <8 x i16> poison, <8 x i32> zeroinitializer 79; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]] 80; CHECK: vec.epilog.vector.body: 81; CHECK-NEXT: [[INDEX17:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT25:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ] 82; CHECK-NEXT: [[OFFSET_IDX18:%.*]] = shl i64 [[INDEX17]], 1 83; CHECK-NEXT: [[NEXT_GEP19:%.*]] = getelementptr i8, ptr [[PSRC]], i64 [[OFFSET_IDX18]] 84; CHECK-NEXT: [[OFFSET_IDX20:%.*]] = shl i64 [[INDEX17]], 1 85; CHECK-NEXT: [[NEXT_GEP21:%.*]] = getelementptr i8, ptr [[PDST]], i64 [[OFFSET_IDX20]] 86; CHECK-NEXT: [[WIDE_LOAD22:%.*]] = load <8 x i16>, ptr [[NEXT_GEP19]], align 2 87; CHECK-NEXT: [[TMP16:%.*]] = call <8 x i16> @llvm.uadd.sat.v8i16(<8 x i16> [[WIDE_LOAD22]], <8 x i16> [[BROADCAST_SPLAT24]]) 88; CHECK-NEXT: store <8 x i16> [[TMP16]], ptr [[NEXT_GEP21]], align 2 89; CHECK-NEXT: [[INDEX_NEXT25]] = add nuw i64 [[INDEX17]], 8 90; CHECK-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT25]], [[N_VEC8]] 91; CHECK-NEXT: br i1 [[TMP17]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]] 92; CHECK: vec.epilog.middle.block: 93; CHECK-NEXT: [[CMP_N26:%.*]] = icmp eq i64 [[N_VEC8]], [[TMP0]] 94; CHECK-NEXT: br i1 [[CMP_N26]], label [[WHILE_END]], label [[VEC_EPILOG_SCALAR_PH]] 95; CHECK: vec.epilog.scalar.ph: 96; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[BLOCKSIZE]], [[ITER_CHECK]] ], [ [[IND_END10]], [[VEC_EPILOG_ITER_CHECK]] ] 97; CHECK-NEXT: [[BC_RESUME_VAL13:%.*]] = phi ptr [ [[IND_END11]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[PSRC]], [[ITER_CHECK]] ], [ [[IND_END12]], [[VEC_EPILOG_ITER_CHECK]] ] 98; CHECK-NEXT: [[BC_RESUME_VAL16:%.*]] = phi ptr [ [[IND_END14]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[PDST]], [[ITER_CHECK]] ], [ [[IND_END15]], [[VEC_EPILOG_ITER_CHECK]] ] 99; CHECK-NEXT: br label [[WHILE_BODY:%.*]] 100; CHECK: while.body: 101; CHECK-NEXT: [[BLKCNT_09:%.*]] = phi i32 [ [[DEC:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ] 102; CHECK-NEXT: [[PSRC_ADDR_08:%.*]] = phi ptr [ [[INCDEC_PTR:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL13]], [[VEC_EPILOG_SCALAR_PH]] ] 103; CHECK-NEXT: [[PDST_ADDR_07:%.*]] = phi ptr [ [[INCDEC_PTR3:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL16]], [[VEC_EPILOG_SCALAR_PH]] ] 104; CHECK-NEXT: [[INCDEC_PTR]] = getelementptr inbounds nuw i8, ptr [[PSRC_ADDR_08]], i64 2 105; CHECK-NEXT: [[TMP18:%.*]] = load i16, ptr [[PSRC_ADDR_08]], align 2 106; CHECK-NEXT: [[TMP19:%.*]] = tail call i16 @llvm.uadd.sat.i16(i16 [[TMP18]], i16 [[OFFSET]]) 107; CHECK-NEXT: [[INCDEC_PTR3]] = getelementptr inbounds nuw i8, ptr [[PDST_ADDR_07]], i64 2 108; CHECK-NEXT: store i16 [[TMP19]], ptr [[PDST_ADDR_07]], align 2 109; CHECK-NEXT: [[DEC]] = add i32 [[BLKCNT_09]], -1 110; CHECK-NEXT: [[CMP_NOT:%.*]] = icmp eq i32 [[DEC]], 0 111; CHECK-NEXT: br i1 [[CMP_NOT]], label [[WHILE_END]], label [[WHILE_BODY]], !llvm.loop [[LOOP4:![0-9]+]] 112; CHECK: while.end: 113; CHECK-NEXT: ret void 114; 115entry: 116 %cmp.not6 = icmp eq i32 %blockSize, 0 117 br i1 %cmp.not6, label %while.end, label %while.body 118 119while.body: ; preds = %entry, %while.body 120 %blkCnt.09 = phi i32 [ %dec, %while.body ], [ %blockSize, %entry ] 121 %pSrc.addr.08 = phi ptr [ %incdec.ptr, %while.body ], [ %pSrc, %entry ] 122 %pDst.addr.07 = phi ptr [ %incdec.ptr3, %while.body ], [ %pDst, %entry ] 123 %incdec.ptr = getelementptr inbounds i16, ptr %pSrc.addr.08, i32 1 124 %0 = load i16, ptr %pSrc.addr.08, align 2 125 %1 = tail call i16 @llvm.uadd.sat.i16(i16 %0, i16 %offset) 126 %incdec.ptr3 = getelementptr inbounds i16, ptr %pDst.addr.07, i32 1 127 store i16 %1, ptr %pDst.addr.07, align 2 128 %dec = add i32 %blkCnt.09, -1 129 %cmp.not = icmp eq i32 %dec, 0 130 br i1 %cmp.not, label %while.end, label %while.body 131 132while.end: ; preds = %while.body, %entry 133 ret void 134} 135 136; CHECK-COST-LABEL: fshl 137 138define void @fshl(ptr nocapture readonly %pSrc, i8 signext %offset, ptr nocapture noalias %pDst, i32 %blockSize) #0 { 139; CHECK-LABEL: @fshl( 140; CHECK-NEXT: entry: 141; CHECK-NEXT: [[CMP_NOT6:%.*]] = icmp eq i32 [[BLOCKSIZE:%.*]], 0 142; CHECK-NEXT: br i1 [[CMP_NOT6]], label [[WHILE_END:%.*]], label [[ITER_CHECK:%.*]] 143; CHECK: iter.check: 144; CHECK-NEXT: [[TMP0:%.*]] = zext i32 [[BLOCKSIZE]] to i64 145; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[BLOCKSIZE]], 8 146; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]] 147; CHECK: vector.main.loop.iter.check: 148; CHECK-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i32 [[BLOCKSIZE]], 128 149; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]] 150; CHECK: vector.ph: 151; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[TMP0]], 4294967168 152; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <32 x i8> poison, i8 [[OFFSET:%.*]], i64 0 153; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <32 x i8> [[BROADCAST_SPLATINSERT]], <32 x i8> poison, <32 x i32> zeroinitializer 154; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] 155; CHECK: vector.body: 156; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] 157; CHECK-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[PSRC:%.*]], i64 [[INDEX]] 158; CHECK-NEXT: [[NEXT_GEP2:%.*]] = getelementptr i8, ptr [[PDST:%.*]], i64 [[INDEX]] 159; CHECK-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i64 32 160; CHECK-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i64 64 161; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i64 96 162; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <32 x i8>, ptr [[NEXT_GEP]], align 2 163; CHECK-NEXT: [[WIDE_LOAD3:%.*]] = load <32 x i8>, ptr [[TMP1]], align 2 164; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <32 x i8>, ptr [[TMP2]], align 2 165; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <32 x i8>, ptr [[TMP3]], align 2 166; CHECK-NEXT: [[TMP4:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD]], <32 x i8> [[WIDE_LOAD]], <32 x i8> [[BROADCAST_SPLAT]]) 167; CHECK-NEXT: [[TMP5:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD3]], <32 x i8> [[WIDE_LOAD3]], <32 x i8> [[BROADCAST_SPLAT]]) 168; CHECK-NEXT: [[TMP6:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD4]], <32 x i8> [[WIDE_LOAD4]], <32 x i8> [[BROADCAST_SPLAT]]) 169; CHECK-NEXT: [[TMP7:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD5]], <32 x i8> [[WIDE_LOAD5]], <32 x i8> [[BROADCAST_SPLAT]]) 170; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[NEXT_GEP2]], i64 32 171; CHECK-NEXT: [[TMP9:%.*]] = getelementptr i8, ptr [[NEXT_GEP2]], i64 64 172; CHECK-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[NEXT_GEP2]], i64 96 173; CHECK-NEXT: store <32 x i8> [[TMP4]], ptr [[NEXT_GEP2]], align 2 174; CHECK-NEXT: store <32 x i8> [[TMP5]], ptr [[TMP8]], align 2 175; CHECK-NEXT: store <32 x i8> [[TMP6]], ptr [[TMP9]], align 2 176; CHECK-NEXT: store <32 x i8> [[TMP7]], ptr [[TMP10]], align 2 177; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 128 178; CHECK-NEXT: [[TMP11:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] 179; CHECK-NEXT: br i1 [[TMP11]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] 180; CHECK: middle.block: 181; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N_VEC]], [[TMP0]] 182; CHECK-NEXT: br i1 [[CMP_N]], label [[WHILE_END]], label [[VEC_EPILOG_ITER_CHECK:%.*]] 183; CHECK: vec.epilog.iter.check: 184; CHECK-NEXT: [[DOTCAST8:%.*]] = trunc nuw i64 [[N_VEC]] to i32 185; CHECK-NEXT: [[IND_END9:%.*]] = sub i32 [[BLOCKSIZE]], [[DOTCAST8]] 186; CHECK-NEXT: [[IND_END11:%.*]] = getelementptr i8, ptr [[PSRC]], i64 [[N_VEC]] 187; CHECK-NEXT: [[IND_END14:%.*]] = getelementptr i8, ptr [[PDST]], i64 [[N_VEC]] 188; CHECK-NEXT: [[N_VEC_REMAINING:%.*]] = and i64 [[TMP0]], 120 189; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp eq i64 [[N_VEC_REMAINING]], 0 190; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]] 191; CHECK: vec.epilog.ph: 192; CHECK-NEXT: [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ] 193; CHECK-NEXT: [[N_VEC7:%.*]] = and i64 [[TMP0]], 4294967288 194; CHECK-NEXT: [[DOTCAST:%.*]] = trunc nuw i64 [[N_VEC7]] to i32 195; CHECK-NEXT: [[IND_END:%.*]] = sub i32 [[BLOCKSIZE]], [[DOTCAST]] 196; CHECK-NEXT: [[IND_END10:%.*]] = getelementptr i8, ptr [[PSRC]], i64 [[N_VEC7]] 197; CHECK-NEXT: [[IND_END13:%.*]] = getelementptr i8, ptr [[PDST]], i64 [[N_VEC7]] 198; CHECK-NEXT: [[BROADCAST_SPLATINSERT20:%.*]] = insertelement <8 x i8> poison, i8 [[OFFSET]], i64 0 199; CHECK-NEXT: [[BROADCAST_SPLAT21:%.*]] = shufflevector <8 x i8> [[BROADCAST_SPLATINSERT20]], <8 x i8> poison, <8 x i32> zeroinitializer 200; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]] 201; CHECK: vec.epilog.vector.body: 202; CHECK-NEXT: [[INDEX16:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT22:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ] 203; CHECK-NEXT: [[NEXT_GEP17:%.*]] = getelementptr i8, ptr [[PSRC]], i64 [[INDEX16]] 204; CHECK-NEXT: [[NEXT_GEP18:%.*]] = getelementptr i8, ptr [[PDST]], i64 [[INDEX16]] 205; CHECK-NEXT: [[WIDE_LOAD19:%.*]] = load <8 x i8>, ptr [[NEXT_GEP17]], align 2 206; CHECK-NEXT: [[TMP12:%.*]] = call <8 x i8> @llvm.fshl.v8i8(<8 x i8> [[WIDE_LOAD19]], <8 x i8> [[WIDE_LOAD19]], <8 x i8> [[BROADCAST_SPLAT21]]) 207; CHECK-NEXT: store <8 x i8> [[TMP12]], ptr [[NEXT_GEP18]], align 2 208; CHECK-NEXT: [[INDEX_NEXT22]] = add nuw i64 [[INDEX16]], 8 209; CHECK-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT22]], [[N_VEC7]] 210; CHECK-NEXT: br i1 [[TMP13]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]] 211; CHECK: vec.epilog.middle.block: 212; CHECK-NEXT: [[CMP_N23:%.*]] = icmp eq i64 [[N_VEC7]], [[TMP0]] 213; CHECK-NEXT: br i1 [[CMP_N23]], label [[WHILE_END]], label [[VEC_EPILOG_SCALAR_PH]] 214; CHECK: vec.epilog.scalar.ph: 215; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[BLOCKSIZE]], [[ITER_CHECK]] ], [ [[IND_END9]], [[VEC_EPILOG_ITER_CHECK]] ] 216; CHECK-NEXT: [[BC_RESUME_VAL12:%.*]] = phi ptr [ [[IND_END10]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[PSRC]], [[ITER_CHECK]] ], [ [[IND_END11]], [[VEC_EPILOG_ITER_CHECK]] ] 217; CHECK-NEXT: [[BC_RESUME_VAL15:%.*]] = phi ptr [ [[IND_END13]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[PDST]], [[ITER_CHECK]] ], [ [[IND_END14]], [[VEC_EPILOG_ITER_CHECK]] ] 218; CHECK-NEXT: br label [[WHILE_BODY:%.*]] 219; CHECK: while.body: 220; CHECK-NEXT: [[BLKCNT_09:%.*]] = phi i32 [ [[DEC:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ] 221; CHECK-NEXT: [[PSRC_ADDR_08:%.*]] = phi ptr [ [[INCDEC_PTR:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL12]], [[VEC_EPILOG_SCALAR_PH]] ] 222; CHECK-NEXT: [[PDST_ADDR_07:%.*]] = phi ptr [ [[INCDEC_PTR3:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL15]], [[VEC_EPILOG_SCALAR_PH]] ] 223; CHECK-NEXT: [[INCDEC_PTR]] = getelementptr inbounds nuw i8, ptr [[PSRC_ADDR_08]], i64 1 224; CHECK-NEXT: [[TMP14:%.*]] = load i8, ptr [[PSRC_ADDR_08]], align 2 225; CHECK-NEXT: [[TMP15:%.*]] = tail call i8 @llvm.fshl.i8(i8 [[TMP14]], i8 [[TMP14]], i8 [[OFFSET]]) 226; CHECK-NEXT: [[INCDEC_PTR3]] = getelementptr inbounds nuw i8, ptr [[PDST_ADDR_07]], i64 1 227; CHECK-NEXT: store i8 [[TMP15]], ptr [[PDST_ADDR_07]], align 2 228; CHECK-NEXT: [[DEC]] = add i32 [[BLKCNT_09]], -1 229; CHECK-NEXT: [[CMP_NOT:%.*]] = icmp eq i32 [[DEC]], 0 230; CHECK-NEXT: br i1 [[CMP_NOT]], label [[WHILE_END]], label [[WHILE_BODY]], !llvm.loop [[LOOP7:![0-9]+]] 231; CHECK: while.end: 232; CHECK-NEXT: ret void 233; 234entry: 235 %cmp.not6 = icmp eq i32 %blockSize, 0 236 br i1 %cmp.not6, label %while.end, label %while.body 237 238while.body: ; preds = %entry, %while.body 239 %blkCnt.09 = phi i32 [ %dec, %while.body ], [ %blockSize, %entry ] 240 %pSrc.addr.08 = phi ptr [ %incdec.ptr, %while.body ], [ %pSrc, %entry ] 241 %pDst.addr.07 = phi ptr [ %incdec.ptr3, %while.body ], [ %pDst, %entry ] 242 %incdec.ptr = getelementptr inbounds i8, ptr %pSrc.addr.08, i32 1 243 %0 = load i8, ptr %pSrc.addr.08, align 2 244 %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) 245 %incdec.ptr3 = getelementptr inbounds i8, ptr %pDst.addr.07, i32 1 246 store i8 %1, ptr %pDst.addr.07, align 2 247 %dec = add i32 %blkCnt.09, -1 248 %cmp.not = icmp eq i32 %dec, 0 249 br i1 %cmp.not, label %while.end, label %while.body 250 251while.end: ; preds = %while.body, %entry 252 ret void 253} 254 255declare i16 @llvm.uadd.sat.i16(i16, i16) 256declare i8 @llvm.fshl.i8(i8, i8, i8) 257 258;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line: 259; CHECK-COST: {{.*}} 260