Files
clang-p2996/llvm/test/Transforms/LoopVectorize/X86/pr47437.ll
Florian Hahn 32c4493d5f [VPlan] Add incoming values for all predecessor to ResumePHI (NFCI).
Follow-up as discussed when using VPInstruction::ResumePhi for all resume
values (#112147). This patch explicitly adds incoming values for each
predecessor in VPlan. This simplifies codegen and allows transformations
adjusting the predecessors of blocks with

NFC modulo incoming block order in phis.
2025-02-09 11:20:20 +00:00

452 lines
32 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -S -passes=loop-vectorize -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefix=SSE2
; RUN: opt < %s -S -passes=loop-vectorize -mtriple=x86_64-- -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE41
; RUN: opt < %s -S -passes=loop-vectorize -mtriple=x86_64-- -mattr=+avx | FileCheck %s --check-prefix=AVX1
; RUN: opt < %s -S -passes=loop-vectorize -mtriple=x86_64-- -mattr=+avx2 | FileCheck %s --check-prefix=AVX2
; RUN: opt < %s -S -passes=loop-vectorize -mtriple=x86_64-- -mcpu=slm | FileCheck %s --check-prefix=SSE41
define void @test_muladd(ptr noalias nocapture %d1, ptr noalias nocapture readonly %s1, ptr noalias nocapture readonly %s2, i32 %n) {
; SSE2-LABEL: @test_muladd(
; SSE2-NEXT: entry:
; SSE2-NEXT: [[CMP30:%.*]] = icmp sgt i32 [[N:%.*]], 0
; SSE2-NEXT: br i1 [[CMP30]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_END:%.*]]
; SSE2: for.body.preheader:
; SSE2-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
; SSE2-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 4
; SSE2-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SSE2: vector.ph:
; SSE2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 4
; SSE2-NEXT: [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
; SSE2-NEXT: br label [[VECTOR_BODY:%.*]]
; SSE2: vector.body:
; SSE2-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SSE2-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; SSE2-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 1
; SSE2-NEXT: [[TMP2:%.*]] = getelementptr inbounds i16, ptr [[S1:%.*]], i64 [[TMP1]]
; SSE2-NEXT: [[WIDE_VEC:%.*]] = load <8 x i16>, ptr [[TMP2]], align 2
; SSE2-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <8 x i16> [[WIDE_VEC]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; SSE2-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <8 x i16> [[WIDE_VEC]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; SSE2-NEXT: [[TMP4:%.*]] = sext <4 x i16> [[STRIDED_VEC]] to <4 x i32>
; SSE2-NEXT: [[TMP5:%.*]] = getelementptr inbounds i16, ptr [[S2:%.*]], i64 [[TMP1]]
; SSE2-NEXT: [[WIDE_VEC2:%.*]] = load <8 x i16>, ptr [[TMP5]], align 2
; SSE2-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <8 x i16> [[WIDE_VEC2]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; SSE2-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <8 x i16> [[WIDE_VEC2]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; SSE2-NEXT: [[TMP7:%.*]] = sext <4 x i16> [[STRIDED_VEC3]] to <4 x i32>
; SSE2-NEXT: [[TMP8:%.*]] = mul nsw <4 x i32> [[TMP7]], [[TMP4]]
; SSE2-NEXT: [[TMP9:%.*]] = sext <4 x i16> [[STRIDED_VEC1]] to <4 x i32>
; SSE2-NEXT: [[TMP10:%.*]] = sext <4 x i16> [[STRIDED_VEC4]] to <4 x i32>
; SSE2-NEXT: [[TMP11:%.*]] = mul nsw <4 x i32> [[TMP10]], [[TMP9]]
; SSE2-NEXT: [[TMP12:%.*]] = add nsw <4 x i32> [[TMP11]], [[TMP8]]
; SSE2-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[D1:%.*]], i64 [[TMP0]]
; SSE2-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0
; SSE2-NEXT: store <4 x i32> [[TMP12]], ptr [[TMP14]], align 4
; SSE2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
; SSE2-NEXT: [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; SSE2-NEXT: br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; SSE2: middle.block:
; SSE2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
; SSE2-NEXT: br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[SCALAR_PH]]
; SSE2: scalar.ph:
; SSE2-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ]
; SSE2-NEXT: br label [[FOR_BODY:%.*]]
; SSE2: for.body:
; SSE2-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
; SSE2-NEXT: [[TMP16:%.*]] = shl nuw nsw i64 [[INDVARS_IV]], 1
; SSE2-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP16]]
; SSE2-NEXT: [[TMP17:%.*]] = load i16, ptr [[ARRAYIDX]], align 2
; SSE2-NEXT: [[CONV:%.*]] = sext i16 [[TMP17]] to i32
; SSE2-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP16]]
; SSE2-NEXT: [[TMP18:%.*]] = load i16, ptr [[ARRAYIDX4]], align 2
; SSE2-NEXT: [[CONV5:%.*]] = sext i16 [[TMP18]] to i32
; SSE2-NEXT: [[MUL6:%.*]] = mul nsw i32 [[CONV5]], [[CONV]]
; SSE2-NEXT: [[TMP19:%.*]] = or disjoint i64 [[TMP16]], 1
; SSE2-NEXT: [[ARRAYIDX10:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP19]]
; SSE2-NEXT: [[TMP20:%.*]] = load i16, ptr [[ARRAYIDX10]], align 2
; SSE2-NEXT: [[CONV11:%.*]] = sext i16 [[TMP20]] to i32
; SSE2-NEXT: [[ARRAYIDX15:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP19]]
; SSE2-NEXT: [[TMP21:%.*]] = load i16, ptr [[ARRAYIDX15]], align 2
; SSE2-NEXT: [[CONV16:%.*]] = sext i16 [[TMP21]] to i32
; SSE2-NEXT: [[MUL17:%.*]] = mul nsw i32 [[CONV16]], [[CONV11]]
; SSE2-NEXT: [[ADD18:%.*]] = add nsw i32 [[MUL17]], [[MUL6]]
; SSE2-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i32, ptr [[D1]], i64 [[INDVARS_IV]]
; SSE2-NEXT: store i32 [[ADD18]], ptr [[ARRAYIDX20]], align 4
; SSE2-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
; SSE2-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
; SSE2-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; SSE2: for.end.loopexit:
; SSE2-NEXT: br label [[FOR_END]]
; SSE2: for.end:
; SSE2-NEXT: ret void
;
; SSE41-LABEL: @test_muladd(
; SSE41-NEXT: entry:
; SSE41-NEXT: [[CMP30:%.*]] = icmp sgt i32 [[N:%.*]], 0
; SSE41-NEXT: br i1 [[CMP30]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_END:%.*]]
; SSE41: for.body.preheader:
; SSE41-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
; SSE41-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 8
; SSE41-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; SSE41: vector.ph:
; SSE41-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 8
; SSE41-NEXT: [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
; SSE41-NEXT: br label [[VECTOR_BODY:%.*]]
; SSE41: vector.body:
; SSE41-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; SSE41-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; SSE41-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 4
; SSE41-NEXT: [[TMP2:%.*]] = shl nuw nsw i64 [[TMP0]], 1
; SSE41-NEXT: [[TMP3:%.*]] = shl nuw nsw i64 [[TMP1]], 1
; SSE41-NEXT: [[TMP4:%.*]] = getelementptr inbounds i16, ptr [[S1:%.*]], i64 [[TMP2]]
; SSE41-NEXT: [[TMP5:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP3]]
; SSE41-NEXT: [[WIDE_VEC:%.*]] = load <8 x i16>, ptr [[TMP4]], align 2
; SSE41-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <8 x i16> [[WIDE_VEC]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; SSE41-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <8 x i16> [[WIDE_VEC]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; SSE41-NEXT: [[WIDE_VEC1:%.*]] = load <8 x i16>, ptr [[TMP5]], align 2
; SSE41-NEXT: [[STRIDED_VEC2:%.*]] = shufflevector <8 x i16> [[WIDE_VEC1]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; SSE41-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <8 x i16> [[WIDE_VEC1]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; SSE41-NEXT: [[TMP8:%.*]] = sext <4 x i16> [[STRIDED_VEC]] to <4 x i32>
; SSE41-NEXT: [[TMP9:%.*]] = sext <4 x i16> [[STRIDED_VEC2]] to <4 x i32>
; SSE41-NEXT: [[TMP10:%.*]] = getelementptr inbounds i16, ptr [[S2:%.*]], i64 [[TMP2]]
; SSE41-NEXT: [[TMP11:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP3]]
; SSE41-NEXT: [[WIDE_VEC5:%.*]] = load <8 x i16>, ptr [[TMP10]], align 2
; SSE41-NEXT: [[STRIDED_VEC7:%.*]] = shufflevector <8 x i16> [[WIDE_VEC5]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; SSE41-NEXT: [[STRIDED_VEC9:%.*]] = shufflevector <8 x i16> [[WIDE_VEC5]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; SSE41-NEXT: [[WIDE_VEC6:%.*]] = load <8 x i16>, ptr [[TMP11]], align 2
; SSE41-NEXT: [[STRIDED_VEC8:%.*]] = shufflevector <8 x i16> [[WIDE_VEC6]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; SSE41-NEXT: [[STRIDED_VEC10:%.*]] = shufflevector <8 x i16> [[WIDE_VEC6]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; SSE41-NEXT: [[TMP14:%.*]] = sext <4 x i16> [[STRIDED_VEC7]] to <4 x i32>
; SSE41-NEXT: [[TMP15:%.*]] = sext <4 x i16> [[STRIDED_VEC8]] to <4 x i32>
; SSE41-NEXT: [[TMP16:%.*]] = mul nsw <4 x i32> [[TMP14]], [[TMP8]]
; SSE41-NEXT: [[TMP17:%.*]] = mul nsw <4 x i32> [[TMP15]], [[TMP9]]
; SSE41-NEXT: [[TMP18:%.*]] = sext <4 x i16> [[STRIDED_VEC3]] to <4 x i32>
; SSE41-NEXT: [[TMP19:%.*]] = sext <4 x i16> [[STRIDED_VEC4]] to <4 x i32>
; SSE41-NEXT: [[TMP20:%.*]] = sext <4 x i16> [[STRIDED_VEC9]] to <4 x i32>
; SSE41-NEXT: [[TMP21:%.*]] = sext <4 x i16> [[STRIDED_VEC10]] to <4 x i32>
; SSE41-NEXT: [[TMP22:%.*]] = mul nsw <4 x i32> [[TMP20]], [[TMP18]]
; SSE41-NEXT: [[TMP23:%.*]] = mul nsw <4 x i32> [[TMP21]], [[TMP19]]
; SSE41-NEXT: [[TMP24:%.*]] = add nsw <4 x i32> [[TMP22]], [[TMP16]]
; SSE41-NEXT: [[TMP25:%.*]] = add nsw <4 x i32> [[TMP23]], [[TMP17]]
; SSE41-NEXT: [[TMP26:%.*]] = getelementptr inbounds i32, ptr [[D1:%.*]], i64 [[TMP0]]
; SSE41-NEXT: [[TMP28:%.*]] = getelementptr inbounds i32, ptr [[TMP26]], i32 0
; SSE41-NEXT: [[TMP29:%.*]] = getelementptr inbounds i32, ptr [[TMP26]], i32 4
; SSE41-NEXT: store <4 x i32> [[TMP24]], ptr [[TMP28]], align 4
; SSE41-NEXT: store <4 x i32> [[TMP25]], ptr [[TMP29]], align 4
; SSE41-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; SSE41-NEXT: [[TMP30:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; SSE41-NEXT: br i1 [[TMP30]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; SSE41: middle.block:
; SSE41-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
; SSE41-NEXT: br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[SCALAR_PH]]
; SSE41: scalar.ph:
; SSE41-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ]
; SSE41-NEXT: br label [[FOR_BODY:%.*]]
; SSE41: for.body:
; SSE41-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
; SSE41-NEXT: [[TMP31:%.*]] = shl nuw nsw i64 [[INDVARS_IV]], 1
; SSE41-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP31]]
; SSE41-NEXT: [[TMP32:%.*]] = load i16, ptr [[ARRAYIDX]], align 2
; SSE41-NEXT: [[CONV:%.*]] = sext i16 [[TMP32]] to i32
; SSE41-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP31]]
; SSE41-NEXT: [[TMP33:%.*]] = load i16, ptr [[ARRAYIDX4]], align 2
; SSE41-NEXT: [[CONV5:%.*]] = sext i16 [[TMP33]] to i32
; SSE41-NEXT: [[MUL6:%.*]] = mul nsw i32 [[CONV5]], [[CONV]]
; SSE41-NEXT: [[TMP34:%.*]] = or disjoint i64 [[TMP31]], 1
; SSE41-NEXT: [[ARRAYIDX10:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP34]]
; SSE41-NEXT: [[TMP35:%.*]] = load i16, ptr [[ARRAYIDX10]], align 2
; SSE41-NEXT: [[CONV11:%.*]] = sext i16 [[TMP35]] to i32
; SSE41-NEXT: [[ARRAYIDX15:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP34]]
; SSE41-NEXT: [[TMP36:%.*]] = load i16, ptr [[ARRAYIDX15]], align 2
; SSE41-NEXT: [[CONV16:%.*]] = sext i16 [[TMP36]] to i32
; SSE41-NEXT: [[MUL17:%.*]] = mul nsw i32 [[CONV16]], [[CONV11]]
; SSE41-NEXT: [[ADD18:%.*]] = add nsw i32 [[MUL17]], [[MUL6]]
; SSE41-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i32, ptr [[D1]], i64 [[INDVARS_IV]]
; SSE41-NEXT: store i32 [[ADD18]], ptr [[ARRAYIDX20]], align 4
; SSE41-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
; SSE41-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
; SSE41-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; SSE41: for.end.loopexit:
; SSE41-NEXT: br label [[FOR_END]]
; SSE41: for.end:
; SSE41-NEXT: ret void
;
; AVX1-LABEL: @test_muladd(
; AVX1-NEXT: entry:
; AVX1-NEXT: [[CMP30:%.*]] = icmp sgt i32 [[N:%.*]], 0
; AVX1-NEXT: br i1 [[CMP30]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_END:%.*]]
; AVX1: iter.check:
; AVX1-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
; AVX1-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 4
; AVX1-NEXT: br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[VECTOR_MAIN_LOOP_ITER_CHECK:%.*]]
; AVX1: vector.main.loop.iter.check:
; AVX1-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 16
; AVX1-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; AVX1: vector.ph:
; AVX1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 16
; AVX1-NEXT: [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
; AVX1-NEXT: br label [[VECTOR_BODY:%.*]]
; AVX1: vector.body:
; AVX1-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; AVX1-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; AVX1-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 4
; AVX1-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 8
; AVX1-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 12
; AVX1-NEXT: [[TMP4:%.*]] = shl nuw nsw i64 [[TMP0]], 1
; AVX1-NEXT: [[TMP5:%.*]] = shl nuw nsw i64 [[TMP1]], 1
; AVX1-NEXT: [[TMP6:%.*]] = shl nuw nsw i64 [[TMP2]], 1
; AVX1-NEXT: [[TMP7:%.*]] = shl nuw nsw i64 [[TMP3]], 1
; AVX1-NEXT: [[TMP8:%.*]] = getelementptr inbounds i16, ptr [[S1:%.*]], i64 [[TMP4]]
; AVX1-NEXT: [[TMP9:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP5]]
; AVX1-NEXT: [[TMP10:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP6]]
; AVX1-NEXT: [[TMP11:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP7]]
; AVX1-NEXT: [[WIDE_VEC:%.*]] = load <8 x i16>, ptr [[TMP8]], align 2
; AVX1-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <8 x i16> [[WIDE_VEC]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC7:%.*]] = shufflevector <8 x i16> [[WIDE_VEC]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[WIDE_VEC1:%.*]] = load <8 x i16>, ptr [[TMP9]], align 2
; AVX1-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <8 x i16> [[WIDE_VEC1]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC8:%.*]] = shufflevector <8 x i16> [[WIDE_VEC1]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[WIDE_VEC2:%.*]] = load <8 x i16>, ptr [[TMP10]], align 2
; AVX1-NEXT: [[STRIDED_VEC5:%.*]] = shufflevector <8 x i16> [[WIDE_VEC2]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC9:%.*]] = shufflevector <8 x i16> [[WIDE_VEC2]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[WIDE_VEC3:%.*]] = load <8 x i16>, ptr [[TMP11]], align 2
; AVX1-NEXT: [[STRIDED_VEC6:%.*]] = shufflevector <8 x i16> [[WIDE_VEC3]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC10:%.*]] = shufflevector <8 x i16> [[WIDE_VEC3]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[TMP16:%.*]] = sext <4 x i16> [[STRIDED_VEC]] to <4 x i32>
; AVX1-NEXT: [[TMP17:%.*]] = sext <4 x i16> [[STRIDED_VEC4]] to <4 x i32>
; AVX1-NEXT: [[TMP18:%.*]] = sext <4 x i16> [[STRIDED_VEC5]] to <4 x i32>
; AVX1-NEXT: [[TMP19:%.*]] = sext <4 x i16> [[STRIDED_VEC6]] to <4 x i32>
; AVX1-NEXT: [[TMP20:%.*]] = getelementptr inbounds i16, ptr [[S2:%.*]], i64 [[TMP4]]
; AVX1-NEXT: [[TMP21:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP5]]
; AVX1-NEXT: [[TMP22:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP6]]
; AVX1-NEXT: [[TMP23:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP7]]
; AVX1-NEXT: [[WIDE_VEC11:%.*]] = load <8 x i16>, ptr [[TMP20]], align 2
; AVX1-NEXT: [[STRIDED_VEC15:%.*]] = shufflevector <8 x i16> [[WIDE_VEC11]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC19:%.*]] = shufflevector <8 x i16> [[WIDE_VEC11]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[WIDE_VEC12:%.*]] = load <8 x i16>, ptr [[TMP21]], align 2
; AVX1-NEXT: [[STRIDED_VEC16:%.*]] = shufflevector <8 x i16> [[WIDE_VEC12]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC20:%.*]] = shufflevector <8 x i16> [[WIDE_VEC12]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[WIDE_VEC13:%.*]] = load <8 x i16>, ptr [[TMP22]], align 2
; AVX1-NEXT: [[STRIDED_VEC17:%.*]] = shufflevector <8 x i16> [[WIDE_VEC13]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC21:%.*]] = shufflevector <8 x i16> [[WIDE_VEC13]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[WIDE_VEC14:%.*]] = load <8 x i16>, ptr [[TMP23]], align 2
; AVX1-NEXT: [[STRIDED_VEC18:%.*]] = shufflevector <8 x i16> [[WIDE_VEC14]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC22:%.*]] = shufflevector <8 x i16> [[WIDE_VEC14]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[TMP28:%.*]] = sext <4 x i16> [[STRIDED_VEC15]] to <4 x i32>
; AVX1-NEXT: [[TMP29:%.*]] = sext <4 x i16> [[STRIDED_VEC16]] to <4 x i32>
; AVX1-NEXT: [[TMP30:%.*]] = sext <4 x i16> [[STRIDED_VEC17]] to <4 x i32>
; AVX1-NEXT: [[TMP31:%.*]] = sext <4 x i16> [[STRIDED_VEC18]] to <4 x i32>
; AVX1-NEXT: [[TMP32:%.*]] = mul nsw <4 x i32> [[TMP28]], [[TMP16]]
; AVX1-NEXT: [[TMP33:%.*]] = mul nsw <4 x i32> [[TMP29]], [[TMP17]]
; AVX1-NEXT: [[TMP34:%.*]] = mul nsw <4 x i32> [[TMP30]], [[TMP18]]
; AVX1-NEXT: [[TMP35:%.*]] = mul nsw <4 x i32> [[TMP31]], [[TMP19]]
; AVX1-NEXT: [[TMP36:%.*]] = sext <4 x i16> [[STRIDED_VEC7]] to <4 x i32>
; AVX1-NEXT: [[TMP37:%.*]] = sext <4 x i16> [[STRIDED_VEC8]] to <4 x i32>
; AVX1-NEXT: [[TMP38:%.*]] = sext <4 x i16> [[STRIDED_VEC9]] to <4 x i32>
; AVX1-NEXT: [[TMP39:%.*]] = sext <4 x i16> [[STRIDED_VEC10]] to <4 x i32>
; AVX1-NEXT: [[TMP40:%.*]] = sext <4 x i16> [[STRIDED_VEC19]] to <4 x i32>
; AVX1-NEXT: [[TMP41:%.*]] = sext <4 x i16> [[STRIDED_VEC20]] to <4 x i32>
; AVX1-NEXT: [[TMP42:%.*]] = sext <4 x i16> [[STRIDED_VEC21]] to <4 x i32>
; AVX1-NEXT: [[TMP43:%.*]] = sext <4 x i16> [[STRIDED_VEC22]] to <4 x i32>
; AVX1-NEXT: [[TMP44:%.*]] = mul nsw <4 x i32> [[TMP40]], [[TMP36]]
; AVX1-NEXT: [[TMP45:%.*]] = mul nsw <4 x i32> [[TMP41]], [[TMP37]]
; AVX1-NEXT: [[TMP46:%.*]] = mul nsw <4 x i32> [[TMP42]], [[TMP38]]
; AVX1-NEXT: [[TMP47:%.*]] = mul nsw <4 x i32> [[TMP43]], [[TMP39]]
; AVX1-NEXT: [[TMP48:%.*]] = add nsw <4 x i32> [[TMP44]], [[TMP32]]
; AVX1-NEXT: [[TMP49:%.*]] = add nsw <4 x i32> [[TMP45]], [[TMP33]]
; AVX1-NEXT: [[TMP50:%.*]] = add nsw <4 x i32> [[TMP46]], [[TMP34]]
; AVX1-NEXT: [[TMP51:%.*]] = add nsw <4 x i32> [[TMP47]], [[TMP35]]
; AVX1-NEXT: [[TMP52:%.*]] = getelementptr inbounds i32, ptr [[D1:%.*]], i64 [[TMP0]]
; AVX1-NEXT: [[TMP56:%.*]] = getelementptr inbounds i32, ptr [[TMP52]], i32 0
; AVX1-NEXT: [[TMP57:%.*]] = getelementptr inbounds i32, ptr [[TMP52]], i32 4
; AVX1-NEXT: [[TMP58:%.*]] = getelementptr inbounds i32, ptr [[TMP52]], i32 8
; AVX1-NEXT: [[TMP59:%.*]] = getelementptr inbounds i32, ptr [[TMP52]], i32 12
; AVX1-NEXT: store <4 x i32> [[TMP48]], ptr [[TMP56]], align 4
; AVX1-NEXT: store <4 x i32> [[TMP49]], ptr [[TMP57]], align 4
; AVX1-NEXT: store <4 x i32> [[TMP50]], ptr [[TMP58]], align 4
; AVX1-NEXT: store <4 x i32> [[TMP51]], ptr [[TMP59]], align 4
; AVX1-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; AVX1-NEXT: [[TMP60:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; AVX1-NEXT: br i1 [[TMP60]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; AVX1: middle.block:
; AVX1-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
; AVX1-NEXT: br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
; AVX1: vec.epilog.iter.check:
; AVX1-NEXT: [[N_VEC_REMAINING:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
; AVX1-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 4
; AVX1-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[SCALAR_PH]]
; AVX1: vec.epilog.ph:
; AVX1-NEXT: [[VEC_EPILOG_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
; AVX1-NEXT: [[N_MOD_VF24:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 4
; AVX1-NEXT: [[N_VEC25:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF24]]
; AVX1-NEXT: br label [[FOR_BODY:%.*]]
; AVX1: vec.epilog.vector.body:
; AVX1-NEXT: [[INDEX26:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDEX_NEXT33:%.*]], [[FOR_BODY]] ]
; AVX1-NEXT: [[TMP67:%.*]] = add i64 [[INDEX26]], 0
; AVX1-NEXT: [[TMP68:%.*]] = shl nuw nsw i64 [[TMP67]], 1
; AVX1-NEXT: [[TMP69:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP68]]
; AVX1-NEXT: [[WIDE_VEC27:%.*]] = load <8 x i16>, ptr [[TMP69]], align 2
; AVX1-NEXT: [[STRIDED_VEC28:%.*]] = shufflevector <8 x i16> [[WIDE_VEC27]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC29:%.*]] = shufflevector <8 x i16> [[WIDE_VEC27]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[TMP53:%.*]] = sext <4 x i16> [[STRIDED_VEC28]] to <4 x i32>
; AVX1-NEXT: [[TMP54:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP68]]
; AVX1-NEXT: [[WIDE_VEC30:%.*]] = load <8 x i16>, ptr [[TMP54]], align 2
; AVX1-NEXT: [[STRIDED_VEC31:%.*]] = shufflevector <8 x i16> [[WIDE_VEC30]], <8 x i16> poison, <4 x i32> <i32 0, i32 2, i32 4, i32 6>
; AVX1-NEXT: [[STRIDED_VEC32:%.*]] = shufflevector <8 x i16> [[WIDE_VEC30]], <8 x i16> poison, <4 x i32> <i32 1, i32 3, i32 5, i32 7>
; AVX1-NEXT: [[TMP55:%.*]] = sext <4 x i16> [[STRIDED_VEC31]] to <4 x i32>
; AVX1-NEXT: [[TMP70:%.*]] = mul nsw <4 x i32> [[TMP55]], [[TMP53]]
; AVX1-NEXT: [[TMP71:%.*]] = sext <4 x i16> [[STRIDED_VEC29]] to <4 x i32>
; AVX1-NEXT: [[TMP72:%.*]] = sext <4 x i16> [[STRIDED_VEC32]] to <4 x i32>
; AVX1-NEXT: [[TMP73:%.*]] = mul nsw <4 x i32> [[TMP72]], [[TMP71]]
; AVX1-NEXT: [[TMP74:%.*]] = add nsw <4 x i32> [[TMP73]], [[TMP70]]
; AVX1-NEXT: [[TMP75:%.*]] = getelementptr inbounds i32, ptr [[D1]], i64 [[TMP67]]
; AVX1-NEXT: [[TMP76:%.*]] = getelementptr inbounds i32, ptr [[TMP75]], i32 0
; AVX1-NEXT: store <4 x i32> [[TMP74]], ptr [[TMP76]], align 4
; AVX1-NEXT: [[INDEX_NEXT33]] = add nuw i64 [[INDEX26]], 4
; AVX1-NEXT: [[TMP77:%.*]] = icmp eq i64 [[INDEX_NEXT33]], [[N_VEC25]]
; AVX1-NEXT: br i1 [[TMP77]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; AVX1: vec.epilog.middle.block:
; AVX1-NEXT: [[CMP_N34:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC25]]
; AVX1-NEXT: br i1 [[CMP_N34]], label [[FOR_END_LOOPEXIT]], label [[VEC_EPILOG_SCALAR_PH]]
; AVX1: vec.epilog.scalar.ph:
; AVX1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC25]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[N_VEC]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[FOR_BODY_PREHEADER]] ]
; AVX1-NEXT: br label [[FOR_BODY1:%.*]]
; AVX1: for.body:
; AVX1-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY1]] ]
; AVX1-NEXT: [[TMP61:%.*]] = shl nuw nsw i64 [[INDVARS_IV]], 1
; AVX1-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP61]]
; AVX1-NEXT: [[TMP62:%.*]] = load i16, ptr [[ARRAYIDX]], align 2
; AVX1-NEXT: [[CONV:%.*]] = sext i16 [[TMP62]] to i32
; AVX1-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP61]]
; AVX1-NEXT: [[TMP63:%.*]] = load i16, ptr [[ARRAYIDX4]], align 2
; AVX1-NEXT: [[CONV5:%.*]] = sext i16 [[TMP63]] to i32
; AVX1-NEXT: [[MUL6:%.*]] = mul nsw i32 [[CONV5]], [[CONV]]
; AVX1-NEXT: [[TMP64:%.*]] = or disjoint i64 [[TMP61]], 1
; AVX1-NEXT: [[ARRAYIDX10:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP64]]
; AVX1-NEXT: [[TMP65:%.*]] = load i16, ptr [[ARRAYIDX10]], align 2
; AVX1-NEXT: [[CONV11:%.*]] = sext i16 [[TMP65]] to i32
; AVX1-NEXT: [[ARRAYIDX15:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP64]]
; AVX1-NEXT: [[TMP66:%.*]] = load i16, ptr [[ARRAYIDX15]], align 2
; AVX1-NEXT: [[CONV16:%.*]] = sext i16 [[TMP66]] to i32
; AVX1-NEXT: [[MUL17:%.*]] = mul nsw i32 [[CONV16]], [[CONV11]]
; AVX1-NEXT: [[ADD18:%.*]] = add nsw i32 [[MUL17]], [[MUL6]]
; AVX1-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i32, ptr [[D1]], i64 [[INDVARS_IV]]
; AVX1-NEXT: store i32 [[ADD18]], ptr [[ARRAYIDX20]], align 4
; AVX1-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
; AVX1-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
; AVX1-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END_LOOPEXIT]], label [[FOR_BODY1]], !llvm.loop [[LOOP4:![0-9]+]]
; AVX1: for.end.loopexit:
; AVX1-NEXT: br label [[FOR_END]]
; AVX1: for.end:
; AVX1-NEXT: ret void
;
; AVX2-LABEL: @test_muladd(
; AVX2-NEXT: entry:
; AVX2-NEXT: [[CMP30:%.*]] = icmp sgt i32 [[N:%.*]], 0
; AVX2-NEXT: br i1 [[CMP30]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_END:%.*]]
; AVX2: for.body.preheader:
; AVX2-NEXT: [[WIDE_TRIP_COUNT:%.*]] = zext i32 [[N]] to i64
; AVX2-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[WIDE_TRIP_COUNT]], 8
; AVX2-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; AVX2: vector.ph:
; AVX2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[WIDE_TRIP_COUNT]], 8
; AVX2-NEXT: [[N_VEC:%.*]] = sub i64 [[WIDE_TRIP_COUNT]], [[N_MOD_VF]]
; AVX2-NEXT: br label [[VECTOR_BODY:%.*]]
; AVX2: vector.body:
; AVX2-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; AVX2-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; AVX2-NEXT: [[TMP1:%.*]] = shl nuw nsw i64 [[TMP0]], 1
; AVX2-NEXT: [[TMP2:%.*]] = getelementptr inbounds i16, ptr [[S1:%.*]], i64 [[TMP1]]
; AVX2-NEXT: [[WIDE_VEC:%.*]] = load <16 x i16>, ptr [[TMP2]], align 2
; AVX2-NEXT: [[STRIDED_VEC:%.*]] = shufflevector <16 x i16> [[WIDE_VEC]], <16 x i16> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; AVX2-NEXT: [[STRIDED_VEC1:%.*]] = shufflevector <16 x i16> [[WIDE_VEC]], <16 x i16> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; AVX2-NEXT: [[TMP4:%.*]] = sext <8 x i16> [[STRIDED_VEC]] to <8 x i32>
; AVX2-NEXT: [[TMP5:%.*]] = getelementptr inbounds i16, ptr [[S2:%.*]], i64 [[TMP1]]
; AVX2-NEXT: [[WIDE_VEC2:%.*]] = load <16 x i16>, ptr [[TMP5]], align 2
; AVX2-NEXT: [[STRIDED_VEC3:%.*]] = shufflevector <16 x i16> [[WIDE_VEC2]], <16 x i16> poison, <8 x i32> <i32 0, i32 2, i32 4, i32 6, i32 8, i32 10, i32 12, i32 14>
; AVX2-NEXT: [[STRIDED_VEC4:%.*]] = shufflevector <16 x i16> [[WIDE_VEC2]], <16 x i16> poison, <8 x i32> <i32 1, i32 3, i32 5, i32 7, i32 9, i32 11, i32 13, i32 15>
; AVX2-NEXT: [[TMP7:%.*]] = sext <8 x i16> [[STRIDED_VEC3]] to <8 x i32>
; AVX2-NEXT: [[TMP8:%.*]] = mul nsw <8 x i32> [[TMP7]], [[TMP4]]
; AVX2-NEXT: [[TMP9:%.*]] = sext <8 x i16> [[STRIDED_VEC1]] to <8 x i32>
; AVX2-NEXT: [[TMP10:%.*]] = sext <8 x i16> [[STRIDED_VEC4]] to <8 x i32>
; AVX2-NEXT: [[TMP11:%.*]] = mul nsw <8 x i32> [[TMP10]], [[TMP9]]
; AVX2-NEXT: [[TMP12:%.*]] = add nsw <8 x i32> [[TMP11]], [[TMP8]]
; AVX2-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[D1:%.*]], i64 [[TMP0]]
; AVX2-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0
; AVX2-NEXT: store <8 x i32> [[TMP12]], ptr [[TMP14]], align 4
; AVX2-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8
; AVX2-NEXT: [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; AVX2-NEXT: br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; AVX2: middle.block:
; AVX2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[WIDE_TRIP_COUNT]], [[N_VEC]]
; AVX2-NEXT: br i1 [[CMP_N]], label [[FOR_END_LOOPEXIT:%.*]], label [[SCALAR_PH]]
; AVX2: scalar.ph:
; AVX2-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[FOR_BODY_PREHEADER]] ]
; AVX2-NEXT: br label [[FOR_BODY:%.*]]
; AVX2: for.body:
; AVX2-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY]] ]
; AVX2-NEXT: [[TMP16:%.*]] = shl nuw nsw i64 [[INDVARS_IV]], 1
; AVX2-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP16]]
; AVX2-NEXT: [[TMP17:%.*]] = load i16, ptr [[ARRAYIDX]], align 2
; AVX2-NEXT: [[CONV:%.*]] = sext i16 [[TMP17]] to i32
; AVX2-NEXT: [[ARRAYIDX4:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP16]]
; AVX2-NEXT: [[TMP18:%.*]] = load i16, ptr [[ARRAYIDX4]], align 2
; AVX2-NEXT: [[CONV5:%.*]] = sext i16 [[TMP18]] to i32
; AVX2-NEXT: [[MUL6:%.*]] = mul nsw i32 [[CONV5]], [[CONV]]
; AVX2-NEXT: [[TMP19:%.*]] = or disjoint i64 [[TMP16]], 1
; AVX2-NEXT: [[ARRAYIDX10:%.*]] = getelementptr inbounds i16, ptr [[S1]], i64 [[TMP19]]
; AVX2-NEXT: [[TMP20:%.*]] = load i16, ptr [[ARRAYIDX10]], align 2
; AVX2-NEXT: [[CONV11:%.*]] = sext i16 [[TMP20]] to i32
; AVX2-NEXT: [[ARRAYIDX15:%.*]] = getelementptr inbounds i16, ptr [[S2]], i64 [[TMP19]]
; AVX2-NEXT: [[TMP21:%.*]] = load i16, ptr [[ARRAYIDX15]], align 2
; AVX2-NEXT: [[CONV16:%.*]] = sext i16 [[TMP21]] to i32
; AVX2-NEXT: [[MUL17:%.*]] = mul nsw i32 [[CONV16]], [[CONV11]]
; AVX2-NEXT: [[ADD18:%.*]] = add nsw i32 [[MUL17]], [[MUL6]]
; AVX2-NEXT: [[ARRAYIDX20:%.*]] = getelementptr inbounds i32, ptr [[D1]], i64 [[INDVARS_IV]]
; AVX2-NEXT: store i32 [[ADD18]], ptr [[ARRAYIDX20]], align 4
; AVX2-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
; AVX2-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], [[WIDE_TRIP_COUNT]]
; AVX2-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END_LOOPEXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; AVX2: for.end.loopexit:
; AVX2-NEXT: br label [[FOR_END]]
; AVX2: for.end:
; AVX2-NEXT: ret void
;
entry:
%cmp30 = icmp sgt i32 %n, 0
br i1 %cmp30, label %for.body.preheader, label %for.end
for.body.preheader:
%wide.trip.count = zext i32 %n to i64
br label %for.body
for.body:
%indvars.iv = phi i64 [ 0, %for.body.preheader ], [ %indvars.iv.next, %for.body ]
%0 = shl nuw nsw i64 %indvars.iv, 1
%arrayidx = getelementptr inbounds i16, ptr %s1, i64 %0
%1 = load i16, ptr %arrayidx, align 2
%conv = sext i16 %1 to i32
%arrayidx4 = getelementptr inbounds i16, ptr %s2, i64 %0
%2 = load i16, ptr %arrayidx4, align 2
%conv5 = sext i16 %2 to i32
%mul6 = mul nsw i32 %conv5, %conv
%3 = or disjoint i64 %0, 1
%arrayidx10 = getelementptr inbounds i16, ptr %s1, i64 %3
%4 = load i16, ptr %arrayidx10, align 2
%conv11 = sext i16 %4 to i32
%arrayidx15 = getelementptr inbounds i16, ptr %s2, i64 %3
%5 = load i16, ptr %arrayidx15, align 2
%conv16 = sext i16 %5 to i32
%mul17 = mul nsw i32 %conv16, %conv11
%add18 = add nsw i32 %mul17, %mul6
%arrayidx20 = getelementptr inbounds i32, ptr %d1, i64 %indvars.iv
store i32 %add18, ptr %arrayidx20, align 4
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
%exitcond.not = icmp eq i64 %indvars.iv.next, %wide.trip.count
br i1 %exitcond.not, label %for.end.loopexit, label %for.body
for.end.loopexit:
br label %for.end
for.end:
ret void
}