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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --filter-out-after "^scalar.ph:" --version 4
; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -enable-epilogue-vectorization=false -S < %s | FileCheck %s --check-prefixes=CHECK-INTERLEAVE1
; RUN: opt -passes=loop-vectorize -enable-epilogue-vectorization=false -S < %s | FileCheck %s --check-prefixes=CHECK-INTERLEAVED
; RUN: opt -passes=loop-vectorize -force-vector-interleave=1 -vectorizer-maximize-bandwidth -enable-epilogue-vectorization=false -S < %s | FileCheck %s --check-prefixes=CHECK-MAXBW
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-none-unknown-elf"
define i32 @dotp(ptr %a, ptr %b) #0 {
; CHECK-INTERLEAVE1-LABEL: define i32 @dotp(
; CHECK-INTERLEAVE1-SAME: ptr [[A:%.*]], ptr [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-INTERLEAVE1-NEXT: entry:
; CHECK-INTERLEAVE1-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVE1-NEXT: [[TMP1:%.*]] = mul nuw i64 [[TMP0]], 4
; CHECK-INTERLEAVE1-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK-INTERLEAVE1: vector.ph:
; CHECK-INTERLEAVE1-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVE1-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 4
; CHECK-INTERLEAVE1-NEXT: [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; CHECK-INTERLEAVE1-NEXT: [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-INTERLEAVE1-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVE1-NEXT: [[TMP5:%.*]] = mul nuw i64 [[TMP4]], 4
; CHECK-INTERLEAVE1-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK-INTERLEAVE1: vector.body:
; CHECK-INTERLEAVE1-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVE1-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP15:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVE1-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[A]], i64 [[INDEX]]
; CHECK-INTERLEAVE1-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[TMP7]], i32 0
; CHECK-INTERLEAVE1-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i8>, ptr [[TMP8]], align 1
; CHECK-INTERLEAVE1-NEXT: [[TMP9:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD]] to <vscale x 4 x i32>
; CHECK-INTERLEAVE1-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[B]], i64 [[INDEX]]
; CHECK-INTERLEAVE1-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0
; CHECK-INTERLEAVE1-NEXT: [[WIDE_LOAD1:%.*]] = load <vscale x 4 x i8>, ptr [[TMP11]], align 1
; CHECK-INTERLEAVE1-NEXT: [[TMP12:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD1]] to <vscale x 4 x i32>
; CHECK-INTERLEAVE1-NEXT: [[TMP13:%.*]] = mul <vscale x 4 x i32> [[TMP12]], [[TMP9]]
; CHECK-INTERLEAVE1-NEXT: [[TMP14:%.*]] = sub <vscale x 4 x i32> zeroinitializer, [[TMP13]]
; CHECK-INTERLEAVE1-NEXT: [[TMP15]] = add <vscale x 4 x i32> [[VEC_PHI]], [[TMP14]]
; CHECK-INTERLEAVE1-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; CHECK-INTERLEAVE1-NEXT: [[TMP16:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-INTERLEAVE1-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK-INTERLEAVE1: middle.block:
; CHECK-INTERLEAVE1-NEXT: [[TMP17:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP15]])
; CHECK-INTERLEAVE1-NEXT: [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-INTERLEAVE1-NEXT: br i1 [[CMP_N]], label [[FOR_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK-INTERLEAVE1: scalar.ph:
;
; CHECK-INTERLEAVED-LABEL: define i32 @dotp(
; CHECK-INTERLEAVED-SAME: ptr [[A:%.*]], ptr [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-INTERLEAVED-NEXT: entry:
; CHECK-INTERLEAVED-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVED-NEXT: [[TMP1:%.*]] = mul nuw i64 [[TMP0]], 8
; CHECK-INTERLEAVED-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK-INTERLEAVED: vector.ph:
; CHECK-INTERLEAVED-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVED-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 8
; CHECK-INTERLEAVED-NEXT: [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; CHECK-INTERLEAVED-NEXT: [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-INTERLEAVED-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVED-NEXT: [[TMP5:%.*]] = mul nuw i64 [[TMP4]], 8
; CHECK-INTERLEAVED-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK-INTERLEAVED: vector.body:
; CHECK-INTERLEAVED-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP25:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[VEC_PHI1:%.*]] = phi <vscale x 4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[TMP26:%.*]], [[VECTOR_BODY]] ]
; CHECK-INTERLEAVED-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[A]], i64 [[INDEX]]
; CHECK-INTERLEAVED-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[TMP7]], i32 0
; CHECK-INTERLEAVED-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVED-NEXT: [[TMP10:%.*]] = mul nuw i64 [[TMP9]], 4
; CHECK-INTERLEAVED-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP7]], i64 [[TMP10]]
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i8>, ptr [[TMP8]], align 1
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD2:%.*]] = load <vscale x 4 x i8>, ptr [[TMP11]], align 1
; CHECK-INTERLEAVED-NEXT: [[TMP12:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD]] to <vscale x 4 x i32>
; CHECK-INTERLEAVED-NEXT: [[TMP13:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD2]] to <vscale x 4 x i32>
; CHECK-INTERLEAVED-NEXT: [[TMP14:%.*]] = getelementptr i8, ptr [[B]], i64 [[INDEX]]
; CHECK-INTERLEAVED-NEXT: [[TMP15:%.*]] = getelementptr i8, ptr [[TMP14]], i32 0
; CHECK-INTERLEAVED-NEXT: [[TMP16:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-INTERLEAVED-NEXT: [[TMP17:%.*]] = mul nuw i64 [[TMP16]], 4
; CHECK-INTERLEAVED-NEXT: [[TMP18:%.*]] = getelementptr i8, ptr [[TMP14]], i64 [[TMP17]]
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD3:%.*]] = load <vscale x 4 x i8>, ptr [[TMP15]], align 1
; CHECK-INTERLEAVED-NEXT: [[WIDE_LOAD4:%.*]] = load <vscale x 4 x i8>, ptr [[TMP18]], align 1
; CHECK-INTERLEAVED-NEXT: [[TMP19:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD3]] to <vscale x 4 x i32>
; CHECK-INTERLEAVED-NEXT: [[TMP20:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD4]] to <vscale x 4 x i32>
; CHECK-INTERLEAVED-NEXT: [[TMP21:%.*]] = mul <vscale x 4 x i32> [[TMP19]], [[TMP12]]
; CHECK-INTERLEAVED-NEXT: [[TMP22:%.*]] = mul <vscale x 4 x i32> [[TMP20]], [[TMP13]]
; CHECK-INTERLEAVED-NEXT: [[TMP23:%.*]] = sub <vscale x 4 x i32> zeroinitializer, [[TMP21]]
; CHECK-INTERLEAVED-NEXT: [[TMP24:%.*]] = sub <vscale x 4 x i32> zeroinitializer, [[TMP22]]
; CHECK-INTERLEAVED-NEXT: [[TMP25]] = add <vscale x 4 x i32> [[VEC_PHI]], [[TMP23]]
; CHECK-INTERLEAVED-NEXT: [[TMP26]] = add <vscale x 4 x i32> [[VEC_PHI1]], [[TMP24]]
; CHECK-INTERLEAVED-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; CHECK-INTERLEAVED-NEXT: [[TMP27:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-INTERLEAVED-NEXT: br i1 [[TMP27]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK-INTERLEAVED: middle.block:
; CHECK-INTERLEAVED-NEXT: [[BIN_RDX:%.*]] = add <vscale x 4 x i32> [[TMP26]], [[TMP25]]
; CHECK-INTERLEAVED-NEXT: [[TMP28:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[BIN_RDX]])
; CHECK-INTERLEAVED-NEXT: [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-INTERLEAVED-NEXT: br i1 [[CMP_N]], label [[FOR_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK-INTERLEAVED: scalar.ph:
;
; CHECK-MAXBW-LABEL: define i32 @dotp(
; CHECK-MAXBW-SAME: ptr [[A:%.*]], ptr [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-MAXBW-NEXT: entry:
; CHECK-MAXBW-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-MAXBW-NEXT: [[TMP1:%.*]] = mul nuw i64 [[TMP0]], 8
; CHECK-MAXBW-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[ENTRY:%.*]]
; CHECK-MAXBW: vector.ph:
; CHECK-MAXBW-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-MAXBW-NEXT: [[TMP3:%.*]] = mul nuw i64 [[TMP2]], 8
; CHECK-MAXBW-NEXT: [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP3]]
; CHECK-MAXBW-NEXT: [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-MAXBW-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-MAXBW-NEXT: [[TMP5:%.*]] = mul nuw i64 [[TMP4]], 8
; CHECK-MAXBW-NEXT: br label [[FOR_BODY:%.*]]
; CHECK-MAXBW: vector.body:
; CHECK-MAXBW-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
; CHECK-MAXBW-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 2 x i32> [ zeroinitializer, [[ENTRY]] ], [ [[PARTIAL_REDUCE:%.*]], [[FOR_BODY]] ]
; CHECK-MAXBW-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[A]], i64 [[IV]]
; CHECK-MAXBW-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[TMP7]], i32 0
; CHECK-MAXBW-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 8 x i8>, ptr [[TMP8]], align 1
; CHECK-MAXBW-NEXT: [[TMP9:%.*]] = zext <vscale x 8 x i8> [[WIDE_LOAD]] to <vscale x 8 x i32>
; CHECK-MAXBW-NEXT: [[TMP10:%.*]] = getelementptr i8, ptr [[B]], i64 [[IV]]
; CHECK-MAXBW-NEXT: [[TMP11:%.*]] = getelementptr i8, ptr [[TMP10]], i32 0
; CHECK-MAXBW-NEXT: [[WIDE_LOAD1:%.*]] = load <vscale x 8 x i8>, ptr [[TMP11]], align 1
; CHECK-MAXBW-NEXT: [[TMP12:%.*]] = zext <vscale x 8 x i8> [[WIDE_LOAD1]] to <vscale x 8 x i32>
; CHECK-MAXBW-NEXT: [[TMP13:%.*]] = mul <vscale x 8 x i32> [[TMP12]], [[TMP9]]
; CHECK-MAXBW-NEXT: [[TMP14:%.*]] = sub <vscale x 8 x i32> zeroinitializer, [[TMP13]]
; CHECK-MAXBW-NEXT: [[PARTIAL_REDUCE]] = call <vscale x 2 x i32> @llvm.experimental.vector.partial.reduce.add.nxv2i32.nxv8i32(<vscale x 2 x i32> [[VEC_PHI]], <vscale x 8 x i32> [[TMP14]])
; CHECK-MAXBW-NEXT: [[IV_NEXT]] = add nuw i64 [[IV]], [[TMP5]]
; CHECK-MAXBW-NEXT: [[TMP16:%.*]] = icmp eq i64 [[IV_NEXT]], [[N_VEC]]
; CHECK-MAXBW-NEXT: br i1 [[TMP16]], label [[MIDDLE_BLOCK:%.*]], label [[FOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK-MAXBW: middle.block:
; CHECK-MAXBW-NEXT: [[TMP17:%.*]] = call i32 @llvm.vector.reduce.add.nxv2i32(<vscale x 2 x i32> [[PARTIAL_REDUCE]])
; CHECK-MAXBW-NEXT: [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-MAXBW-NEXT: br i1 [[CMP_N]], label [[FOR_EXIT:%.*]], label [[SCALAR_PH]]
; CHECK-MAXBW: scalar.ph:
;
entry:
br label %for.body
for.body: ; preds = %for.body, %entry
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
%accum = phi i32 [ 0, %entry ], [ %add, %for.body ]
%gep.a = getelementptr i8, ptr %a, i64 %iv
%load.a = load i8, ptr %gep.a, align 1
%ext.a = zext i8 %load.a to i32
%gep.b = getelementptr i8, ptr %b, i64 %iv
%load.b = load i8, ptr %gep.b, align 1
%ext.b = zext i8 %load.b to i32
%mul = mul i32 %ext.b, %ext.a
%sub = sub i32 0, %mul
%add = add i32 %accum, %sub
%iv.next = add i64 %iv, 1
%exitcond.not = icmp eq i64 %iv.next, 1024
br i1 %exitcond.not, label %for.exit, label %for.body
for.exit: ; preds = %for.body
ret i32 %add
}
!7 = distinct !{!7, !8, !9, !10}
!8 = !{!"llvm.loop.mustprogress"}
!9 = !{!"llvm.loop.vectorize.predicate.enable", i1 true}
!10 = !{!"llvm.loop.vectorize.enable", i1 true}
attributes #0 = { vscale_range(1,16) "target-features"="+sve" }
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