; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -mcpu=bdver1 -loop-vectorize -instcombine -simplifycfg < %s -S -o - | FileCheck %s --check-prefix=CHECK ; RUN: opt -mcpu=bdver1 -loop-vectorize -debug-only=loop-vectorize -disable-output < %s 2>&1 | FileCheck %s --check-prefix=CHECK-COST ; REQUIRES: asserts target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" ; CHECK-COST-LABEL: uaddsat ; CHECK-COST: Found an estimated cost of 2 for VF 1 For instruction: %1 = tail call i16 @llvm.uadd.sat.i16(i16 %0, i16 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 2 For instruction: %1 = tail call i16 @llvm.uadd.sat.i16(i16 %0, i16 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 4 For instruction: %1 = tail call i16 @llvm.uadd.sat.i16(i16 %0, i16 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 8 For instruction: %1 = tail call i16 @llvm.uadd.sat.i16(i16 %0, i16 %offset) ; CHECK-COST: Found an estimated cost of 4 for VF 16 For instruction: %1 = tail call i16 @llvm.uadd.sat.i16(i16 %0, i16 %offset) define void @uaddsat(i16* nocapture readonly %pSrc, i16 signext %offset, i16* nocapture noalias %pDst, i32 %blockSize) #0 { ; CHECK-LABEL: @uaddsat( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[CMP_NOT6:%.*]] = icmp eq i32 [[BLOCKSIZE:%.*]], 0 ; CHECK-NEXT: br i1 [[CMP_NOT6]], label [[WHILE_END:%.*]], label [[ITER_CHECK:%.*]] ; CHECK: iter.check: ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[BLOCKSIZE]], -1 ; CHECK-NEXT: [[TMP1:%.*]] = zext i32 [[TMP0]] to i64 ; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP1]], 1 ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP0]], 7 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]] ; CHECK: vector.main.loop.iter.check: ; CHECK-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i32 [[TMP0]], 63 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[TMP2]], 8589934528 ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i16> poison, i16 [[OFFSET:%.*]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i16> [[BROADCAST_SPLATINSERT]], <16 x i16> poison, <16 x i32> zeroinitializer ; CHECK-NEXT: [[BROADCAST_SPLATINSERT12:%.*]] = insertelement <16 x i16> poison, i16 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT13:%.*]] = shufflevector <16 x i16> [[BROADCAST_SPLATINSERT12]], <16 x i16> poison, <16 x i32> zeroinitializer ; CHECK-NEXT: [[BROADCAST_SPLATINSERT14:%.*]] = insertelement <16 x i16> poison, i16 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT15:%.*]] = shufflevector <16 x i16> [[BROADCAST_SPLATINSERT14]], <16 x i16> poison, <16 x i32> zeroinitializer ; CHECK-NEXT: [[BROADCAST_SPLATINSERT16:%.*]] = insertelement <16 x i16> poison, i16 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT17:%.*]] = shufflevector <16 x i16> [[BROADCAST_SPLATINSERT16]], <16 x i16> poison, <16 x i32> zeroinitializer ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[NEXT_GEP:%.*]] = getelementptr i16, i16* [[PSRC:%.*]], i64 [[INDEX]] ; CHECK-NEXT: [[NEXT_GEP5:%.*]] = getelementptr i16, i16* [[PDST:%.*]], i64 [[INDEX]] ; CHECK-NEXT: [[TMP3:%.*]] = bitcast i16* [[NEXT_GEP]] to <16 x i16>* ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i16>, <16 x i16>* [[TMP3]], align 2 ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr i16, i16* [[NEXT_GEP]], i64 16 ; CHECK-NEXT: [[TMP5:%.*]] = bitcast i16* [[TMP4]] to <16 x i16>* ; CHECK-NEXT: [[WIDE_LOAD9:%.*]] = load <16 x i16>, <16 x i16>* [[TMP5]], align 2 ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i16, i16* [[NEXT_GEP]], i64 32 ; CHECK-NEXT: [[TMP7:%.*]] = bitcast i16* [[TMP6]] to <16 x i16>* ; CHECK-NEXT: [[WIDE_LOAD10:%.*]] = load <16 x i16>, <16 x i16>* [[TMP7]], align 2 ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i16, i16* [[NEXT_GEP]], i64 48 ; CHECK-NEXT: [[TMP9:%.*]] = bitcast i16* [[TMP8]] to <16 x i16>* ; CHECK-NEXT: [[WIDE_LOAD11:%.*]] = load <16 x i16>, <16 x i16>* [[TMP9]], align 2 ; CHECK-NEXT: [[TMP10:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD]], <16 x i16> [[BROADCAST_SPLAT]]) ; CHECK-NEXT: [[TMP11:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD9]], <16 x i16> [[BROADCAST_SPLAT13]]) ; CHECK-NEXT: [[TMP12:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD10]], <16 x i16> [[BROADCAST_SPLAT15]]) ; CHECK-NEXT: [[TMP13:%.*]] = call <16 x i16> @llvm.uadd.sat.v16i16(<16 x i16> [[WIDE_LOAD11]], <16 x i16> [[BROADCAST_SPLAT17]]) ; CHECK-NEXT: [[TMP14:%.*]] = bitcast i16* [[NEXT_GEP5]] to <16 x i16>* ; CHECK-NEXT: store <16 x i16> [[TMP10]], <16 x i16>* [[TMP14]], align 2 ; CHECK-NEXT: [[TMP15:%.*]] = getelementptr i16, i16* [[NEXT_GEP5]], i64 16 ; CHECK-NEXT: [[TMP16:%.*]] = bitcast i16* [[TMP15]] to <16 x i16>* ; CHECK-NEXT: store <16 x i16> [[TMP11]], <16 x i16>* [[TMP16]], align 2 ; CHECK-NEXT: [[TMP17:%.*]] = getelementptr i16, i16* [[NEXT_GEP5]], i64 32 ; CHECK-NEXT: [[TMP18:%.*]] = bitcast i16* [[TMP17]] to <16 x i16>* ; CHECK-NEXT: store <16 x i16> [[TMP12]], <16 x i16>* [[TMP18]], align 2 ; CHECK-NEXT: [[TMP19:%.*]] = getelementptr i16, i16* [[NEXT_GEP5]], i64 48 ; CHECK-NEXT: [[TMP20:%.*]] = bitcast i16* [[TMP19]] to <16 x i16>* ; CHECK-NEXT: store <16 x i16> [[TMP13]], <16 x i16>* [[TMP20]], align 2 ; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 64 ; CHECK-NEXT: [[TMP21:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP21]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP0:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC]] ; CHECK-NEXT: br i1 [[CMP_N]], label [[WHILE_END]], label [[VEC_EPILOG_ITER_CHECK:%.*]] ; CHECK: vec.epilog.iter.check: ; CHECK-NEXT: [[IND_END29:%.*]] = getelementptr i16, i16* [[PDST]], i64 [[N_VEC]] ; CHECK-NEXT: [[IND_END26:%.*]] = getelementptr i16, i16* [[PSRC]], i64 [[N_VEC]] ; CHECK-NEXT: [[CAST_CRD22:%.*]] = trunc i64 [[N_VEC]] to i32 ; CHECK-NEXT: [[IND_END23:%.*]] = sub i32 [[BLOCKSIZE]], [[CAST_CRD22]] ; CHECK-NEXT: [[N_VEC_REMAINING:%.*]] = and i64 [[TMP2]], 56 ; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp eq i64 [[N_VEC_REMAINING]], 0 ; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]] ; CHECK: vec.epilog.ph: ; CHECK-NEXT: [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ] ; CHECK-NEXT: [[TMP22:%.*]] = add i32 [[BLOCKSIZE]], -1 ; CHECK-NEXT: [[TMP23:%.*]] = zext i32 [[TMP22]] to i64 ; CHECK-NEXT: [[TMP24:%.*]] = add nuw nsw i64 [[TMP23]], 1 ; CHECK-NEXT: [[N_VEC19:%.*]] = and i64 [[TMP24]], 8589934584 ; CHECK-NEXT: [[CAST_CRD:%.*]] = trunc i64 [[N_VEC19]] to i32 ; CHECK-NEXT: [[IND_END:%.*]] = sub i32 [[BLOCKSIZE]], [[CAST_CRD]] ; CHECK-NEXT: [[IND_END25:%.*]] = getelementptr i16, i16* [[PSRC]], i64 [[N_VEC19]] ; CHECK-NEXT: [[IND_END28:%.*]] = getelementptr i16, i16* [[PDST]], i64 [[N_VEC19]] ; CHECK-NEXT: [[BROADCAST_SPLATINSERT35:%.*]] = insertelement <8 x i16> poison, i16 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT36:%.*]] = shufflevector <8 x i16> [[BROADCAST_SPLATINSERT35]], <8 x i16> poison, <8 x i32> zeroinitializer ; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]] ; CHECK: vec.epilog.vector.body: ; CHECK-NEXT: [[INDEX20:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT21:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ] ; CHECK-NEXT: [[NEXT_GEP32:%.*]] = getelementptr i16, i16* [[PSRC]], i64 [[INDEX20]] ; CHECK-NEXT: [[NEXT_GEP33:%.*]] = getelementptr i16, i16* [[PDST]], i64 [[INDEX20]] ; CHECK-NEXT: [[TMP25:%.*]] = bitcast i16* [[NEXT_GEP32]] to <8 x i16>* ; CHECK-NEXT: [[WIDE_LOAD34:%.*]] = load <8 x i16>, <8 x i16>* [[TMP25]], align 2 ; CHECK-NEXT: [[TMP26:%.*]] = call <8 x i16> @llvm.uadd.sat.v8i16(<8 x i16> [[WIDE_LOAD34]], <8 x i16> [[BROADCAST_SPLAT36]]) ; CHECK-NEXT: [[TMP27:%.*]] = bitcast i16* [[NEXT_GEP33]] to <8 x i16>* ; CHECK-NEXT: store <8 x i16> [[TMP26]], <8 x i16>* [[TMP27]], align 2 ; CHECK-NEXT: [[INDEX_NEXT21]] = add i64 [[INDEX20]], 8 ; CHECK-NEXT: [[TMP28:%.*]] = icmp eq i64 [[INDEX_NEXT21]], [[N_VEC19]] ; CHECK-NEXT: br i1 [[TMP28]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], [[LOOP2:!llvm.loop !.*]] ; CHECK: vec.epilog.middle.block: ; CHECK-NEXT: [[CMP_N30:%.*]] = icmp eq i64 [[TMP24]], [[N_VEC19]] ; CHECK-NEXT: br i1 [[CMP_N30]], label [[WHILE_END]], label [[VEC_EPILOG_SCALAR_PH]] ; CHECK: vec.epilog.scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END23]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[BLOCKSIZE]], [[ITER_CHECK]] ] ; CHECK-NEXT: [[BC_RESUME_VAL24:%.*]] = phi i16* [ [[IND_END25]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END26]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[PSRC]], [[ITER_CHECK]] ] ; CHECK-NEXT: [[BC_RESUME_VAL27:%.*]] = phi i16* [ [[IND_END28]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END29]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[PDST]], [[ITER_CHECK]] ] ; CHECK-NEXT: br label [[WHILE_BODY:%.*]] ; CHECK: while.body: ; CHECK-NEXT: [[BLKCNT_09:%.*]] = phi i32 [ [[DEC:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ] ; CHECK-NEXT: [[PSRC_ADDR_08:%.*]] = phi i16* [ [[INCDEC_PTR:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL24]], [[VEC_EPILOG_SCALAR_PH]] ] ; CHECK-NEXT: [[PDST_ADDR_07:%.*]] = phi i16* [ [[INCDEC_PTR3:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL27]], [[VEC_EPILOG_SCALAR_PH]] ] ; CHECK-NEXT: [[INCDEC_PTR]] = getelementptr inbounds i16, i16* [[PSRC_ADDR_08]], i64 1 ; CHECK-NEXT: [[TMP29:%.*]] = load i16, i16* [[PSRC_ADDR_08]], align 2 ; CHECK-NEXT: [[TMP30:%.*]] = tail call i16 @llvm.uadd.sat.i16(i16 [[TMP29]], i16 [[OFFSET]]) ; CHECK-NEXT: [[INCDEC_PTR3]] = getelementptr inbounds i16, i16* [[PDST_ADDR_07]], i64 1 ; CHECK-NEXT: store i16 [[TMP30]], i16* [[PDST_ADDR_07]], align 2 ; CHECK-NEXT: [[DEC]] = add i32 [[BLKCNT_09]], -1 ; CHECK-NEXT: [[CMP_NOT:%.*]] = icmp eq i32 [[DEC]], 0 ; CHECK-NEXT: br i1 [[CMP_NOT]], label [[WHILE_END]], label [[WHILE_BODY]], [[LOOP4:!llvm.loop !.*]] ; CHECK: while.end: ; CHECK-NEXT: ret void ; entry: %cmp.not6 = icmp eq i32 %blockSize, 0 br i1 %cmp.not6, label %while.end, label %while.body while.body: ; preds = %entry, %while.body %blkCnt.09 = phi i32 [ %dec, %while.body ], [ %blockSize, %entry ] %pSrc.addr.08 = phi i16* [ %incdec.ptr, %while.body ], [ %pSrc, %entry ] %pDst.addr.07 = phi i16* [ %incdec.ptr3, %while.body ], [ %pDst, %entry ] %incdec.ptr = getelementptr inbounds i16, i16* %pSrc.addr.08, i32 1 %0 = load i16, i16* %pSrc.addr.08, align 2 %1 = tail call i16 @llvm.uadd.sat.i16(i16 %0, i16 %offset) %incdec.ptr3 = getelementptr inbounds i16, i16* %pDst.addr.07, i32 1 store i16 %1, i16* %pDst.addr.07, align 2 %dec = add i32 %blkCnt.09, -1 %cmp.not = icmp eq i32 %dec, 0 br i1 %cmp.not, label %while.end, label %while.body while.end: ; preds = %while.body, %entry ret void } ; CHECK-COST-LABEL: cttz ; CHECK-COST: Found an estimated cost of 1 for VF 1 For instruction: %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 2 For instruction: %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 4 For instruction: %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 8 For instruction: %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 16 For instruction: %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) ; CHECK-COST: Found an estimated cost of 1 for VF 32 For instruction: %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) define void @cttz(i8* nocapture readonly %pSrc, i8 signext %offset, i8* nocapture noalias %pDst, i32 %blockSize) #0 { ; CHECK-LABEL: @cttz( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[CMP_NOT6:%.*]] = icmp eq i32 [[BLOCKSIZE:%.*]], 0 ; CHECK-NEXT: br i1 [[CMP_NOT6]], label [[WHILE_END:%.*]], label [[ITER_CHECK:%.*]] ; CHECK: iter.check: ; CHECK-NEXT: [[TMP0:%.*]] = add i32 [[BLOCKSIZE]], -1 ; CHECK-NEXT: [[TMP1:%.*]] = zext i32 [[TMP0]] to i64 ; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i64 [[TMP1]], 1 ; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP0]], 7 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]] ; CHECK: vector.main.loop.iter.check: ; CHECK-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i32 [[TMP0]], 127 ; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]] ; CHECK: vector.ph: ; CHECK-NEXT: [[N_VEC:%.*]] = and i64 [[TMP2]], 8589934464 ; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <32 x i8> poison, i8 [[OFFSET:%.*]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <32 x i8> [[BROADCAST_SPLATINSERT]], <32 x i8> poison, <32 x i32> zeroinitializer ; CHECK-NEXT: [[BROADCAST_SPLATINSERT12:%.*]] = insertelement <32 x i8> poison, i8 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT13:%.*]] = shufflevector <32 x i8> [[BROADCAST_SPLATINSERT12]], <32 x i8> poison, <32 x i32> zeroinitializer ; CHECK-NEXT: [[BROADCAST_SPLATINSERT14:%.*]] = insertelement <32 x i8> poison, i8 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT15:%.*]] = shufflevector <32 x i8> [[BROADCAST_SPLATINSERT14]], <32 x i8> poison, <32 x i32> zeroinitializer ; CHECK-NEXT: [[BROADCAST_SPLATINSERT16:%.*]] = insertelement <32 x i8> poison, i8 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT17:%.*]] = shufflevector <32 x i8> [[BROADCAST_SPLATINSERT16]], <32 x i8> poison, <32 x i32> zeroinitializer ; CHECK-NEXT: br label [[VECTOR_BODY:%.*]] ; CHECK: vector.body: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ] ; CHECK-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, i8* [[PSRC:%.*]], i64 [[INDEX]] ; CHECK-NEXT: [[NEXT_GEP5:%.*]] = getelementptr i8, i8* [[PDST:%.*]], i64 [[INDEX]] ; CHECK-NEXT: [[TMP3:%.*]] = bitcast i8* [[NEXT_GEP]] to <32 x i8>* ; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <32 x i8>, <32 x i8>* [[TMP3]], align 2 ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr i8, i8* [[NEXT_GEP]], i64 32 ; CHECK-NEXT: [[TMP5:%.*]] = bitcast i8* [[TMP4]] to <32 x i8>* ; CHECK-NEXT: [[WIDE_LOAD9:%.*]] = load <32 x i8>, <32 x i8>* [[TMP5]], align 2 ; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i8, i8* [[NEXT_GEP]], i64 64 ; CHECK-NEXT: [[TMP7:%.*]] = bitcast i8* [[TMP6]] to <32 x i8>* ; CHECK-NEXT: [[WIDE_LOAD10:%.*]] = load <32 x i8>, <32 x i8>* [[TMP7]], align 2 ; CHECK-NEXT: [[TMP8:%.*]] = getelementptr i8, i8* [[NEXT_GEP]], i64 96 ; CHECK-NEXT: [[TMP9:%.*]] = bitcast i8* [[TMP8]] to <32 x i8>* ; CHECK-NEXT: [[WIDE_LOAD11:%.*]] = load <32 x i8>, <32 x i8>* [[TMP9]], align 2 ; CHECK-NEXT: [[TMP10:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD]], <32 x i8> [[WIDE_LOAD]], <32 x i8> [[BROADCAST_SPLAT]]) ; CHECK-NEXT: [[TMP11:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD9]], <32 x i8> [[WIDE_LOAD9]], <32 x i8> [[BROADCAST_SPLAT13]]) ; CHECK-NEXT: [[TMP12:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD10]], <32 x i8> [[WIDE_LOAD10]], <32 x i8> [[BROADCAST_SPLAT15]]) ; CHECK-NEXT: [[TMP13:%.*]] = call <32 x i8> @llvm.fshl.v32i8(<32 x i8> [[WIDE_LOAD11]], <32 x i8> [[WIDE_LOAD11]], <32 x i8> [[BROADCAST_SPLAT17]]) ; CHECK-NEXT: [[TMP14:%.*]] = bitcast i8* [[NEXT_GEP5]] to <32 x i8>* ; CHECK-NEXT: store <32 x i8> [[TMP10]], <32 x i8>* [[TMP14]], align 2 ; CHECK-NEXT: [[TMP15:%.*]] = getelementptr i8, i8* [[NEXT_GEP5]], i64 32 ; CHECK-NEXT: [[TMP16:%.*]] = bitcast i8* [[TMP15]] to <32 x i8>* ; CHECK-NEXT: store <32 x i8> [[TMP11]], <32 x i8>* [[TMP16]], align 2 ; CHECK-NEXT: [[TMP17:%.*]] = getelementptr i8, i8* [[NEXT_GEP5]], i64 64 ; CHECK-NEXT: [[TMP18:%.*]] = bitcast i8* [[TMP17]] to <32 x i8>* ; CHECK-NEXT: store <32 x i8> [[TMP12]], <32 x i8>* [[TMP18]], align 2 ; CHECK-NEXT: [[TMP19:%.*]] = getelementptr i8, i8* [[NEXT_GEP5]], i64 96 ; CHECK-NEXT: [[TMP20:%.*]] = bitcast i8* [[TMP19]] to <32 x i8>* ; CHECK-NEXT: store <32 x i8> [[TMP13]], <32 x i8>* [[TMP20]], align 2 ; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 128 ; CHECK-NEXT: [[TMP21:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; CHECK-NEXT: br i1 [[TMP21]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP5:!llvm.loop !.*]] ; CHECK: middle.block: ; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP2]], [[N_VEC]] ; CHECK-NEXT: br i1 [[CMP_N]], label [[WHILE_END]], label [[VEC_EPILOG_ITER_CHECK:%.*]] ; CHECK: vec.epilog.iter.check: ; CHECK-NEXT: [[IND_END29:%.*]] = getelementptr i8, i8* [[PDST]], i64 [[N_VEC]] ; CHECK-NEXT: [[IND_END26:%.*]] = getelementptr i8, i8* [[PSRC]], i64 [[N_VEC]] ; CHECK-NEXT: [[CAST_CRD22:%.*]] = trunc i64 [[N_VEC]] to i32 ; CHECK-NEXT: [[IND_END23:%.*]] = sub i32 [[BLOCKSIZE]], [[CAST_CRD22]] ; CHECK-NEXT: [[N_VEC_REMAINING:%.*]] = and i64 [[TMP2]], 120 ; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp eq i64 [[N_VEC_REMAINING]], 0 ; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]] ; CHECK: vec.epilog.ph: ; CHECK-NEXT: [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ] ; CHECK-NEXT: [[TMP22:%.*]] = add i32 [[BLOCKSIZE]], -1 ; CHECK-NEXT: [[TMP23:%.*]] = zext i32 [[TMP22]] to i64 ; CHECK-NEXT: [[TMP24:%.*]] = add nuw nsw i64 [[TMP23]], 1 ; CHECK-NEXT: [[N_VEC19:%.*]] = and i64 [[TMP24]], 8589934584 ; CHECK-NEXT: [[CAST_CRD:%.*]] = trunc i64 [[N_VEC19]] to i32 ; CHECK-NEXT: [[IND_END:%.*]] = sub i32 [[BLOCKSIZE]], [[CAST_CRD]] ; CHECK-NEXT: [[IND_END25:%.*]] = getelementptr i8, i8* [[PSRC]], i64 [[N_VEC19]] ; CHECK-NEXT: [[IND_END28:%.*]] = getelementptr i8, i8* [[PDST]], i64 [[N_VEC19]] ; CHECK-NEXT: [[BROADCAST_SPLATINSERT35:%.*]] = insertelement <8 x i8> poison, i8 [[OFFSET]], i32 0 ; CHECK-NEXT: [[BROADCAST_SPLAT36:%.*]] = shufflevector <8 x i8> [[BROADCAST_SPLATINSERT35]], <8 x i8> poison, <8 x i32> zeroinitializer ; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]] ; CHECK: vec.epilog.vector.body: ; CHECK-NEXT: [[INDEX20:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT21:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ] ; CHECK-NEXT: [[NEXT_GEP32:%.*]] = getelementptr i8, i8* [[PSRC]], i64 [[INDEX20]] ; CHECK-NEXT: [[NEXT_GEP33:%.*]] = getelementptr i8, i8* [[PDST]], i64 [[INDEX20]] ; CHECK-NEXT: [[TMP25:%.*]] = bitcast i8* [[NEXT_GEP32]] to <8 x i8>* ; CHECK-NEXT: [[WIDE_LOAD34:%.*]] = load <8 x i8>, <8 x i8>* [[TMP25]], align 2 ; CHECK-NEXT: [[TMP26:%.*]] = call <8 x i8> @llvm.fshl.v8i8(<8 x i8> [[WIDE_LOAD34]], <8 x i8> [[WIDE_LOAD34]], <8 x i8> [[BROADCAST_SPLAT36]]) ; CHECK-NEXT: [[TMP27:%.*]] = bitcast i8* [[NEXT_GEP33]] to <8 x i8>* ; CHECK-NEXT: store <8 x i8> [[TMP26]], <8 x i8>* [[TMP27]], align 2 ; CHECK-NEXT: [[INDEX_NEXT21]] = add i64 [[INDEX20]], 8 ; CHECK-NEXT: [[TMP28:%.*]] = icmp eq i64 [[INDEX_NEXT21]], [[N_VEC19]] ; CHECK-NEXT: br i1 [[TMP28]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], [[LOOP6:!llvm.loop !.*]] ; CHECK: vec.epilog.middle.block: ; CHECK-NEXT: [[CMP_N30:%.*]] = icmp eq i64 [[TMP24]], [[N_VEC19]] ; CHECK-NEXT: br i1 [[CMP_N30]], label [[WHILE_END]], label [[VEC_EPILOG_SCALAR_PH]] ; CHECK: vec.epilog.scalar.ph: ; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END23]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[BLOCKSIZE]], [[ITER_CHECK]] ] ; CHECK-NEXT: [[BC_RESUME_VAL24:%.*]] = phi i8* [ [[IND_END25]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END26]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[PSRC]], [[ITER_CHECK]] ] ; CHECK-NEXT: [[BC_RESUME_VAL27:%.*]] = phi i8* [ [[IND_END28]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END29]], [[VEC_EPILOG_ITER_CHECK]] ], [ [[PDST]], [[ITER_CHECK]] ] ; CHECK-NEXT: br label [[WHILE_BODY:%.*]] ; CHECK: while.body: ; CHECK-NEXT: [[BLKCNT_09:%.*]] = phi i32 [ [[DEC:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ] ; CHECK-NEXT: [[PSRC_ADDR_08:%.*]] = phi i8* [ [[INCDEC_PTR:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL24]], [[VEC_EPILOG_SCALAR_PH]] ] ; CHECK-NEXT: [[PDST_ADDR_07:%.*]] = phi i8* [ [[INCDEC_PTR3:%.*]], [[WHILE_BODY]] ], [ [[BC_RESUME_VAL27]], [[VEC_EPILOG_SCALAR_PH]] ] ; CHECK-NEXT: [[INCDEC_PTR]] = getelementptr inbounds i8, i8* [[PSRC_ADDR_08]], i64 1 ; CHECK-NEXT: [[TMP29:%.*]] = load i8, i8* [[PSRC_ADDR_08]], align 2 ; CHECK-NEXT: [[TMP30:%.*]] = tail call i8 @llvm.fshl.i8(i8 [[TMP29]], i8 [[TMP29]], i8 [[OFFSET]]) ; CHECK-NEXT: [[INCDEC_PTR3]] = getelementptr inbounds i8, i8* [[PDST_ADDR_07]], i64 1 ; CHECK-NEXT: store i8 [[TMP30]], i8* [[PDST_ADDR_07]], align 2 ; CHECK-NEXT: [[DEC]] = add i32 [[BLKCNT_09]], -1 ; CHECK-NEXT: [[CMP_NOT:%.*]] = icmp eq i32 [[DEC]], 0 ; CHECK-NEXT: br i1 [[CMP_NOT]], label [[WHILE_END]], label [[WHILE_BODY]], [[LOOP7:!llvm.loop !.*]] ; CHECK: while.end: ; CHECK-NEXT: ret void ; entry: %cmp.not6 = icmp eq i32 %blockSize, 0 br i1 %cmp.not6, label %while.end, label %while.body while.body: ; preds = %entry, %while.body %blkCnt.09 = phi i32 [ %dec, %while.body ], [ %blockSize, %entry ] %pSrc.addr.08 = phi i8* [ %incdec.ptr, %while.body ], [ %pSrc, %entry ] %pDst.addr.07 = phi i8* [ %incdec.ptr3, %while.body ], [ %pDst, %entry ] %incdec.ptr = getelementptr inbounds i8, i8* %pSrc.addr.08, i32 1 %0 = load i8, i8* %pSrc.addr.08, align 2 %1 = tail call i8 @llvm.fshl.i8(i8 %0, i8 %0, i8 %offset) %incdec.ptr3 = getelementptr inbounds i8, i8* %pDst.addr.07, i32 1 store i8 %1, i8* %pDst.addr.07, align 2 %dec = add i32 %blkCnt.09, -1 %cmp.not = icmp eq i32 %dec, 0 br i1 %cmp.not, label %while.end, label %while.body while.end: ; preds = %while.body, %entry ret void } declare i16 @llvm.uadd.sat.i16(i16, i16) declare i8 @llvm.fshl.i8(i8, i8, i8)