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partial-reduce-dot-product-epilogue.ll
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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 -mattr=+dotprod -passes=loop-vectorize -force-vector-interleave=1 -S < %s | FileCheck %s
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-LABEL: define i32 @dotp(
; CHECK-SAME: ptr [[A:%.*]], ptr [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT: iter.check:
; CHECK-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 1024, [[TMP1]]
; 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: br i1 false, label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP4:%.*]] = getelementptr i8, ptr [[TMP3]], i32 0
; CHECK-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP4]], align 1
; CHECK-NEXT: [[TMP5:%.*]] = zext <16 x i8> [[WIDE_LOAD]] to <16 x i32>
; CHECK-NEXT: [[TMP6:%.*]] = getelementptr i8, ptr [[B]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[TMP6]], i32 0
; CHECK-NEXT: [[WIDE_LOAD1:%.*]] = load <16 x i8>, ptr [[TMP7]], align 1
; CHECK-NEXT: [[TMP8:%.*]] = zext <16 x i8> [[WIDE_LOAD1]] to <16 x i32>
; CHECK-NEXT: [[TMP9:%.*]] = mul <16 x i32> [[TMP8]], [[TMP5]]
; CHECK-NEXT: [[PARTIAL_REDUCE]] = call <4 x i32> @llvm.experimental.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI]], <16 x i32> [[TMP9]])
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT: br i1 [[TMP10]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[TMP11:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[PARTIAL_REDUCE]])
; CHECK-NEXT: br i1 true, label [[FOR_EXIT:%.*]], label [[VEC_EPILOG_ITER_CHECK:%.*]]
; CHECK: vec.epilog.iter.check:
; CHECK-NEXT: [[TMP12:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT: [[TMP13:%.*]] = mul i64 [[TMP12]], 4
; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 0, [[TMP13]]
; 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 [ 1024, [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP11]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[VECTOR_MAIN_LOOP_ITER_CHECK]] ]
; CHECK-NEXT: [[TMP14:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT: [[TMP15:%.*]] = mul i64 [[TMP14]], 4
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 1024, [[TMP15]]
; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 1024, [[N_MOD_VF]]
; CHECK-NEXT: [[TMP16:%.*]] = call i64 @llvm.vscale.i64()
; CHECK-NEXT: [[TMP17:%.*]] = mul i64 [[TMP16]], 4
; CHECK-NEXT: [[TMP18:%.*]] = insertelement <vscale x 4 x i32> zeroinitializer, i32 [[BC_MERGE_RDX]], i32 0
; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]]
; CHECK: vec.epilog.vector.body:
; CHECK-NEXT: [[INDEX2:%.*]] = phi i64 [ [[VEC_EPILOG_RESUME_VAL]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT6:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI3:%.*]] = phi <vscale x 4 x i32> [ [[TMP18]], [[VEC_EPILOG_PH]] ], [ [[TMP27:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP19:%.*]] = add i64 [[INDEX2]], 0
; CHECK-NEXT: [[TMP20:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP19]]
; CHECK-NEXT: [[TMP21:%.*]] = getelementptr i8, ptr [[TMP20]], i32 0
; CHECK-NEXT: [[WIDE_LOAD4:%.*]] = load <vscale x 4 x i8>, ptr [[TMP21]], align 1
; CHECK-NEXT: [[TMP22:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD4]] to <vscale x 4 x i32>
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr i8, ptr [[B]], i64 [[TMP19]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr i8, ptr [[TMP23]], i32 0
; CHECK-NEXT: [[WIDE_LOAD5:%.*]] = load <vscale x 4 x i8>, ptr [[TMP24]], align 1
; CHECK-NEXT: [[TMP25:%.*]] = zext <vscale x 4 x i8> [[WIDE_LOAD5]] to <vscale x 4 x i32>
; CHECK-NEXT: [[TMP26:%.*]] = mul <vscale x 4 x i32> [[TMP25]], [[TMP22]]
; CHECK-NEXT: [[TMP27]] = add <vscale x 4 x i32> [[TMP26]], [[VEC_PHI3]]
; CHECK-NEXT: [[INDEX_NEXT6]] = add nuw i64 [[INDEX2]], [[TMP17]]
; CHECK-NEXT: [[TMP28:%.*]] = icmp eq i64 [[INDEX_NEXT6]], [[N_VEC]]
; CHECK-NEXT: br i1 [[TMP28]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; CHECK: vec.epilog.middle.block:
; CHECK-NEXT: [[TMP29:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP27]])
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 1024, [[N_VEC]]
; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_EXIT]], label [[VEC_EPILOG_SCALAR_PH]]
; CHECK: vec.epilog.scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ 1024, [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX7:%.*]] = phi i32 [ [[TMP29]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[TMP11]], [[VEC_EPILOG_ITER_CHECK]] ], [ 0, [[ITER_CHECK]] ]
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
; CHECK: for.body:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[BC_MERGE_RDX7]], [[VEC_EPILOG_SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
; CHECK-NEXT: [[GEP_A:%.*]] = getelementptr i8, ptr [[A]], i64 [[IV]]
; CHECK-NEXT: [[LOAD_A:%.*]] = load i8, ptr [[GEP_A]], align 1
; CHECK-NEXT: [[EXT_A:%.*]] = zext i8 [[LOAD_A]] to i32
; CHECK-NEXT: [[GEP_B:%.*]] = getelementptr i8, ptr [[B]], i64 [[IV]]
; CHECK-NEXT: [[LOAD_B:%.*]] = load i8, ptr [[GEP_B]], align 1
; CHECK-NEXT: [[EXT_B:%.*]] = zext i8 [[LOAD_B]] to i32
; CHECK-NEXT: [[MUL:%.*]] = mul i32 [[EXT_B]], [[EXT_A]]
; CHECK-NEXT: [[ADD]] = add i32 [[MUL]], [[ACCUM]]
; CHECK-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1
; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], 1024
; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_EXIT]], label [[FOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; CHECK: for.exit:
; CHECK-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP11]], [[MIDDLE_BLOCK]] ], [ [[TMP29]], [[VEC_EPILOG_MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret i32 [[ADD_LCSSA]]
;
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
%add = add i32 %mul, %accum
%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
}
define void @dotp_small_epilogue_vf(i64 %idx.neg, i8 %a) #1 {
; CHECK-LABEL: define void @dotp_small_epilogue_vf(
; CHECK-SAME: i64 [[IDX_NEG:%.*]], i8 [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; CHECK-NEXT: iter.check:
; CHECK-NEXT: [[TMP0:%.*]] = sub i64 1, [[IDX_NEG]]
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[TMP0]], 4
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH:%.*]], label [[ENTRY:%.*]]
; CHECK: vector.main.loop.iter.check:
; CHECK-NEXT: [[MIN_ITERS_CHECK1:%.*]] = icmp ult i64 [[TMP0]], 16
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK1]], label [[VEC_EPILOG_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[TMP0]], 16
; CHECK-NEXT: [[IV_NEXT:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF]]
; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i8> poison, i8 [[A]], i64 0
; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i8> [[BROADCAST_SPLATINSERT]], <16 x i8> poison, <16 x i32> zeroinitializer
; CHECK-NEXT: [[TMP1:%.*]] = sext <16 x i8> [[BROADCAST_SPLAT]] to <16 x i32>
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP2:%.*]] = load i8, ptr null, align 1
; CHECK-NEXT: [[BROADCAST_SPLATINSERT2:%.*]] = insertelement <16 x i8> poison, i8 [[TMP2]], i64 0
; CHECK-NEXT: [[BROADCAST_SPLAT3:%.*]] = shufflevector <16 x i8> [[BROADCAST_SPLATINSERT2]], <16 x i8> poison, <16 x i32> zeroinitializer
; CHECK-NEXT: [[TMP3:%.*]] = sext <16 x i8> [[BROADCAST_SPLAT3]] to <16 x i32>
; CHECK-NEXT: [[TMP4:%.*]] = mul <16 x i32> [[TMP3]], [[TMP1]]
; CHECK-NEXT: [[PARTIAL_REDUCE]] = call <4 x i32> @llvm.experimental.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI]], <16 x i32> [[TMP4]])
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 16
; CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[IV_NEXT]]
; CHECK-NEXT: br i1 [[TMP5]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[TMP6:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[PARTIAL_REDUCE]])
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[TMP0]], [[IV_NEXT]]
; CHECK-NEXT: br i1 [[CMP_N]], label [[WHILE_END_LOOPEXIT:%.*]], label [[WHILE_BODY:%.*]]
; CHECK: vec.epilog.iter.check:
; CHECK-NEXT: [[IND_END6:%.*]] = add i64 [[IDX_NEG]], [[IV_NEXT]]
; CHECK-NEXT: [[N_VEC_REMAINING:%.*]] = sub i64 [[TMP0]], [[IV_NEXT]]
; CHECK-NEXT: [[MIN_EPILOG_ITERS_CHECK:%.*]] = icmp ult i64 [[N_VEC_REMAINING]], 4
; CHECK-NEXT: br i1 [[MIN_EPILOG_ITERS_CHECK]], label [[VEC_EPILOG_SCALAR_PH]], label [[VEC_EPILOG_PH]]
; CHECK: vec.epilog.ph:
; CHECK-NEXT: [[IV:%.*]] = phi i64 [ [[IV_NEXT]], [[WHILE_BODY]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP6]], [[WHILE_BODY]] ], [ 0, [[ENTRY]] ]
; CHECK-NEXT: [[N_MOD_VF4:%.*]] = urem i64 [[TMP0]], 4
; CHECK-NEXT: [[N_VEC5:%.*]] = sub i64 [[TMP0]], [[N_MOD_VF4]]
; CHECK-NEXT: [[BROADCAST_SPLATINSERT6:%.*]] = insertelement <4 x i8> poison, i8 [[A]], i64 0
; CHECK-NEXT: [[BROADCAST_SPLAT7:%.*]] = shufflevector <4 x i8> [[BROADCAST_SPLATINSERT6]], <4 x i8> poison, <4 x i32> zeroinitializer
; CHECK-NEXT: [[IND_END:%.*]] = add i64 [[IDX_NEG]], [[N_VEC5]]
; CHECK-NEXT: [[TMP8:%.*]] = sext <4 x i8> [[BROADCAST_SPLAT7]] to <4 x i32>
; CHECK-NEXT: [[TMP10:%.*]] = insertelement <4 x i32> zeroinitializer, i32 [[BC_MERGE_RDX]], i32 0
; CHECK-NEXT: br label [[VEC_EPILOG_VECTOR_BODY:%.*]]
; CHECK: vec.epilog.vector.body:
; CHECK-NEXT: [[INDEX9:%.*]] = phi i64 [ [[IV]], [[VEC_EPILOG_PH]] ], [ [[INDEX_NEXT14:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
; CHECK-NEXT: [[VEC_PHI9:%.*]] = phi <4 x i32> [ [[TMP10]], [[VEC_EPILOG_PH]] ], [ [[TMP13:%.*]], [[VEC_EPILOG_VECTOR_BODY]] ]
; CHECK-NEXT: [[TMP9:%.*]] = load i8, ptr null, align 1
; CHECK-NEXT: [[BROADCAST_SPLATINSERT10:%.*]] = insertelement <4 x i8> poison, i8 [[TMP9]], i64 0
; CHECK-NEXT: [[BROADCAST_SPLAT11:%.*]] = shufflevector <4 x i8> [[BROADCAST_SPLATINSERT10]], <4 x i8> poison, <4 x i32> zeroinitializer
; CHECK-NEXT: [[TMP11:%.*]] = sext <4 x i8> [[BROADCAST_SPLAT11]] to <4 x i32>
; CHECK-NEXT: [[TMP14:%.*]] = mul <4 x i32> [[TMP11]], [[TMP8]]
; CHECK-NEXT: [[TMP13]] = add <4 x i32> [[TMP14]], [[VEC_PHI9]]
; CHECK-NEXT: [[INDEX_NEXT14]] = add nuw i64 [[INDEX9]], 4
; CHECK-NEXT: [[TMP12:%.*]] = icmp eq i64 [[INDEX_NEXT14]], [[N_VEC5]]
; CHECK-NEXT: br i1 [[TMP12]], label [[VEC_EPILOG_MIDDLE_BLOCK:%.*]], label [[VEC_EPILOG_VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; CHECK: vec.epilog.middle.block:
; CHECK-NEXT: [[TMP15:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[TMP13]])
; CHECK-NEXT: [[CMP_N15:%.*]] = icmp eq i64 [[TMP0]], [[N_VEC5]]
; CHECK-NEXT: br i1 [[CMP_N15]], label [[WHILE_END_LOOPEXIT]], label [[VEC_EPILOG_SCALAR_PH]]
; CHECK: vec.epilog.scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[IND_END]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IND_END6]], [[WHILE_BODY]] ], [ [[IDX_NEG]], [[ITER_CHECK:%.*]] ]
; CHECK-NEXT: [[BC_MERGE_RDX17:%.*]] = phi i64 [ [[N_VEC5]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[IV_NEXT]], [[WHILE_BODY]] ], [ 0, [[ITER_CHECK]] ]
; CHECK-NEXT: [[BC_MERGE_RDX15:%.*]] = phi i32 [ [[TMP15]], [[VEC_EPILOG_MIDDLE_BLOCK]] ], [ [[TMP6]], [[WHILE_BODY]] ], [ 0, [[ITER_CHECK]] ]
; CHECK-NEXT: br label [[WHILE_BODY1:%.*]]
; CHECK: while.body:
; CHECK-NEXT: [[IV_NEG:%.*]] = phi i64 [ [[IV_NEG_NEXT:%.*]], [[WHILE_BODY1]] ], [ [[BC_RESUME_VAL]], [[VEC_EPILOG_SCALAR_PH]] ]
; CHECK-NEXT: [[ACCUM1:%.*]] = phi i64 [ [[ADD1:%.*]], [[WHILE_BODY1]] ], [ [[BC_MERGE_RDX17]], [[VEC_EPILOG_SCALAR_PH]] ]
; CHECK-NEXT: [[ACCUM:%.*]] = phi i32 [ [[ADD:%.*]], [[WHILE_BODY1]] ], [ [[BC_MERGE_RDX15]], [[VEC_EPILOG_SCALAR_PH]] ]
; CHECK-NEXT: [[IV_NEG_NEXT]] = add i64 [[IV_NEG]], 1
; CHECK-NEXT: [[EXT_A:%.*]] = sext i8 [[A]] to i32
; CHECK-NEXT: [[ADD1]] = add i64 [[ACCUM1]], 1
; CHECK-NEXT: [[B:%.*]] = load i8, ptr null, align 1
; CHECK-NEXT: [[EXT_B:%.*]] = sext i8 [[B]] to i32
; CHECK-NEXT: [[MUL:%.*]] = mul i32 [[EXT_B]], [[EXT_A]]
; CHECK-NEXT: [[ADD]] = add i32 [[MUL]], [[ACCUM]]
; CHECK-NEXT: [[CMP_IV_NEG:%.*]] = icmp ugt i64 [[IV_NEG]], 0
; CHECK-NEXT: [[CMP_IV:%.*]] = icmp ne i64 [[ACCUM1]], -1
; CHECK-NEXT: [[EXITCOND:%.*]] = and i1 [[CMP_IV_NEG]], [[CMP_IV]]
; CHECK-NEXT: br i1 [[EXITCOND]], label [[WHILE_BODY1]], label [[WHILE_END_LOOPEXIT]], !llvm.loop [[LOOP7:![0-9]+]]
; CHECK: while.end.loopexit:
; CHECK-NEXT: [[RESULT:%.*]] = phi i32 [ [[ADD]], [[WHILE_BODY1]] ], [ [[TMP6]], [[MIDDLE_BLOCK]] ], [ [[TMP15]], [[VEC_EPILOG_MIDDLE_BLOCK]] ]
; CHECK-NEXT: ret void
;
entry:
br label %while.body
while.body: ; preds = %while.body, %entry
%iv.neg = phi i64 [ %iv.neg.next, %while.body ], [ %idx.neg, %entry ]
%iv = phi i64 [ %iv.next, %while.body ], [ 0, %entry ]
%accum = phi i32 [ %add, %while.body ], [ 0, %entry ]
%iv.neg.next = add i64 %iv.neg, 1
%ext.a = sext i8 %a to i32
%iv.next = add i64 %iv, 1
%b = load i8, ptr null, align 1
%ext.b = sext i8 %b to i32
%mul = mul i32 %ext.b, %ext.a
%add = add i32 %mul, %accum
%cmp.iv.neg = icmp ugt i64 %iv.neg, 0
%cmp.iv = icmp ne i64 %iv, -1
%exitcond = and i1 %cmp.iv.neg, %cmp.iv
br i1 %exitcond, label %while.body, label %while.end.loopexit
while.end.loopexit: ; preds = %while.body
%result = phi i32 [ %add, %while.body ]
ret void
}
define i32 @dotp_predicated(i64 %N, ptr %a, ptr %b) {
; CHECK-LABEL: define i32 @dotp_predicated(
; CHECK-SAME: i64 [[N:%.*]], ptr [[A:%.*]], ptr [[B:%.*]]) #[[ATTR2:[0-9]+]] {
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], 15
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 16
; CHECK-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; CHECK-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[N]], 1
; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0
; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i64> [[BROADCAST_SPLATINSERT]], <16 x i64> poison, <16 x i32> zeroinitializer
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_LOAD_CONTINUE62:%.*]] ]
; CHECK-NEXT: [[VEC_IND:%.*]] = phi <16 x i64> [ <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7, i64 8, i64 9, i64 10, i64 11, i64 12, i64 13, i64 14, i64 15>, [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[PRED_LOAD_CONTINUE62]] ]
; CHECK-NEXT: [[VEC_PHI:%.*]] = phi <4 x i32> [ zeroinitializer, [[VECTOR_PH]] ], [ [[PARTIAL_REDUCE:%.*]], [[PRED_LOAD_CONTINUE62]] ]
; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[INDEX]], 1
; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 2
; CHECK-NEXT: [[TMP3:%.*]] = add i64 [[INDEX]], 3
; CHECK-NEXT: [[TMP4:%.*]] = add i64 [[INDEX]], 4
; CHECK-NEXT: [[TMP5:%.*]] = add i64 [[INDEX]], 5
; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 6
; CHECK-NEXT: [[TMP7:%.*]] = add i64 [[INDEX]], 7
; CHECK-NEXT: [[TMP8:%.*]] = add i64 [[INDEX]], 8
; CHECK-NEXT: [[TMP9:%.*]] = add i64 [[INDEX]], 9
; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 10
; CHECK-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 11
; CHECK-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 12
; CHECK-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 13
; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 14
; CHECK-NEXT: [[TMP15:%.*]] = add i64 [[INDEX]], 15
; CHECK-NEXT: [[TMP16:%.*]] = icmp ule <16 x i64> [[VEC_IND]], [[BROADCAST_SPLAT]]
; CHECK-NEXT: [[TMP17:%.*]] = extractelement <16 x i1> [[TMP16]], i32 0
; CHECK-NEXT: br i1 [[TMP17]], label [[PRED_LOAD_IF:%.*]], label [[PRED_LOAD_CONTINUE:%.*]]
; CHECK: pred.load.if:
; CHECK-NEXT: [[TMP18:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP19:%.*]] = load i8, ptr [[TMP18]], align 1
; CHECK-NEXT: [[TMP20:%.*]] = insertelement <16 x i8> poison, i8 [[TMP19]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE]]
; CHECK: pred.load.continue:
; CHECK-NEXT: [[TMP21:%.*]] = phi <16 x i8> [ poison, [[VECTOR_BODY]] ], [ [[TMP20]], [[PRED_LOAD_IF]] ]
; CHECK-NEXT: [[TMP22:%.*]] = extractelement <16 x i1> [[TMP16]], i32 1
; CHECK-NEXT: br i1 [[TMP22]], label [[PRED_LOAD_IF1:%.*]], label [[PRED_LOAD_CONTINUE2:%.*]]
; CHECK: pred.load.if1:
; CHECK-NEXT: [[TMP23:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP24:%.*]] = load i8, ptr [[TMP23]], align 1
; CHECK-NEXT: [[TMP25:%.*]] = insertelement <16 x i8> [[TMP21]], i8 [[TMP24]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE2]]
; CHECK: pred.load.continue2:
; CHECK-NEXT: [[TMP26:%.*]] = phi <16 x i8> [ [[TMP21]], [[PRED_LOAD_CONTINUE]] ], [ [[TMP25]], [[PRED_LOAD_IF1]] ]
; CHECK-NEXT: [[TMP27:%.*]] = extractelement <16 x i1> [[TMP16]], i32 2
; CHECK-NEXT: br i1 [[TMP27]], label [[PRED_LOAD_IF3:%.*]], label [[PRED_LOAD_CONTINUE4:%.*]]
; CHECK: pred.load.if3:
; CHECK-NEXT: [[TMP28:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP29:%.*]] = load i8, ptr [[TMP28]], align 1
; CHECK-NEXT: [[TMP30:%.*]] = insertelement <16 x i8> [[TMP26]], i8 [[TMP29]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE4]]
; CHECK: pred.load.continue4:
; CHECK-NEXT: [[TMP31:%.*]] = phi <16 x i8> [ [[TMP26]], [[PRED_LOAD_CONTINUE2]] ], [ [[TMP30]], [[PRED_LOAD_IF3]] ]
; CHECK-NEXT: [[TMP32:%.*]] = extractelement <16 x i1> [[TMP16]], i32 3
; CHECK-NEXT: br i1 [[TMP32]], label [[PRED_LOAD_IF5:%.*]], label [[PRED_LOAD_CONTINUE6:%.*]]
; CHECK: pred.load.if5:
; CHECK-NEXT: [[TMP33:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP34:%.*]] = load i8, ptr [[TMP33]], align 1
; CHECK-NEXT: [[TMP35:%.*]] = insertelement <16 x i8> [[TMP31]], i8 [[TMP34]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE6]]
; CHECK: pred.load.continue6:
; CHECK-NEXT: [[TMP36:%.*]] = phi <16 x i8> [ [[TMP31]], [[PRED_LOAD_CONTINUE4]] ], [ [[TMP35]], [[PRED_LOAD_IF5]] ]
; CHECK-NEXT: [[TMP37:%.*]] = extractelement <16 x i1> [[TMP16]], i32 4
; CHECK-NEXT: br i1 [[TMP37]], label [[PRED_LOAD_IF7:%.*]], label [[PRED_LOAD_CONTINUE8:%.*]]
; CHECK: pred.load.if7:
; CHECK-NEXT: [[TMP38:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP39:%.*]] = load i8, ptr [[TMP38]], align 1
; CHECK-NEXT: [[TMP40:%.*]] = insertelement <16 x i8> [[TMP36]], i8 [[TMP39]], i32 4
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE8]]
; CHECK: pred.load.continue8:
; CHECK-NEXT: [[TMP41:%.*]] = phi <16 x i8> [ [[TMP36]], [[PRED_LOAD_CONTINUE6]] ], [ [[TMP40]], [[PRED_LOAD_IF7]] ]
; CHECK-NEXT: [[TMP42:%.*]] = extractelement <16 x i1> [[TMP16]], i32 5
; CHECK-NEXT: br i1 [[TMP42]], label [[PRED_LOAD_IF9:%.*]], label [[PRED_LOAD_CONTINUE10:%.*]]
; CHECK: pred.load.if9:
; CHECK-NEXT: [[TMP43:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP44:%.*]] = load i8, ptr [[TMP43]], align 1
; CHECK-NEXT: [[TMP45:%.*]] = insertelement <16 x i8> [[TMP41]], i8 [[TMP44]], i32 5
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE10]]
; CHECK: pred.load.continue10:
; CHECK-NEXT: [[TMP46:%.*]] = phi <16 x i8> [ [[TMP41]], [[PRED_LOAD_CONTINUE8]] ], [ [[TMP45]], [[PRED_LOAD_IF9]] ]
; CHECK-NEXT: [[TMP47:%.*]] = extractelement <16 x i1> [[TMP16]], i32 6
; CHECK-NEXT: br i1 [[TMP47]], label [[PRED_LOAD_IF11:%.*]], label [[PRED_LOAD_CONTINUE12:%.*]]
; CHECK: pred.load.if11:
; CHECK-NEXT: [[TMP48:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP49:%.*]] = load i8, ptr [[TMP48]], align 1
; CHECK-NEXT: [[TMP50:%.*]] = insertelement <16 x i8> [[TMP46]], i8 [[TMP49]], i32 6
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE12]]
; CHECK: pred.load.continue12:
; CHECK-NEXT: [[TMP51:%.*]] = phi <16 x i8> [ [[TMP46]], [[PRED_LOAD_CONTINUE10]] ], [ [[TMP50]], [[PRED_LOAD_IF11]] ]
; CHECK-NEXT: [[TMP52:%.*]] = extractelement <16 x i1> [[TMP16]], i32 7
; CHECK-NEXT: br i1 [[TMP52]], label [[PRED_LOAD_IF13:%.*]], label [[PRED_LOAD_CONTINUE14:%.*]]
; CHECK: pred.load.if13:
; CHECK-NEXT: [[TMP53:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP54:%.*]] = load i8, ptr [[TMP53]], align 1
; CHECK-NEXT: [[TMP55:%.*]] = insertelement <16 x i8> [[TMP51]], i8 [[TMP54]], i32 7
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE14]]
; CHECK: pred.load.continue14:
; CHECK-NEXT: [[TMP56:%.*]] = phi <16 x i8> [ [[TMP51]], [[PRED_LOAD_CONTINUE12]] ], [ [[TMP55]], [[PRED_LOAD_IF13]] ]
; CHECK-NEXT: [[TMP57:%.*]] = extractelement <16 x i1> [[TMP16]], i32 8
; CHECK-NEXT: br i1 [[TMP57]], label [[PRED_LOAD_IF15:%.*]], label [[PRED_LOAD_CONTINUE16:%.*]]
; CHECK: pred.load.if15:
; CHECK-NEXT: [[TMP58:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP59:%.*]] = load i8, ptr [[TMP58]], align 1
; CHECK-NEXT: [[TMP60:%.*]] = insertelement <16 x i8> [[TMP56]], i8 [[TMP59]], i32 8
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE16]]
; CHECK: pred.load.continue16:
; CHECK-NEXT: [[TMP61:%.*]] = phi <16 x i8> [ [[TMP56]], [[PRED_LOAD_CONTINUE14]] ], [ [[TMP60]], [[PRED_LOAD_IF15]] ]
; CHECK-NEXT: [[TMP62:%.*]] = extractelement <16 x i1> [[TMP16]], i32 9
; CHECK-NEXT: br i1 [[TMP62]], label [[PRED_LOAD_IF17:%.*]], label [[PRED_LOAD_CONTINUE18:%.*]]
; CHECK: pred.load.if17:
; CHECK-NEXT: [[TMP63:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP64:%.*]] = load i8, ptr [[TMP63]], align 1
; CHECK-NEXT: [[TMP65:%.*]] = insertelement <16 x i8> [[TMP61]], i8 [[TMP64]], i32 9
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE18]]
; CHECK: pred.load.continue18:
; CHECK-NEXT: [[TMP66:%.*]] = phi <16 x i8> [ [[TMP61]], [[PRED_LOAD_CONTINUE16]] ], [ [[TMP65]], [[PRED_LOAD_IF17]] ]
; CHECK-NEXT: [[TMP67:%.*]] = extractelement <16 x i1> [[TMP16]], i32 10
; CHECK-NEXT: br i1 [[TMP67]], label [[PRED_LOAD_IF19:%.*]], label [[PRED_LOAD_CONTINUE20:%.*]]
; CHECK: pred.load.if19:
; CHECK-NEXT: [[TMP68:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP69:%.*]] = load i8, ptr [[TMP68]], align 1
; CHECK-NEXT: [[TMP70:%.*]] = insertelement <16 x i8> [[TMP66]], i8 [[TMP69]], i32 10
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE20]]
; CHECK: pred.load.continue20:
; CHECK-NEXT: [[TMP71:%.*]] = phi <16 x i8> [ [[TMP66]], [[PRED_LOAD_CONTINUE18]] ], [ [[TMP70]], [[PRED_LOAD_IF19]] ]
; CHECK-NEXT: [[TMP72:%.*]] = extractelement <16 x i1> [[TMP16]], i32 11
; CHECK-NEXT: br i1 [[TMP72]], label [[PRED_LOAD_IF21:%.*]], label [[PRED_LOAD_CONTINUE22:%.*]]
; CHECK: pred.load.if21:
; CHECK-NEXT: [[TMP73:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP74:%.*]] = load i8, ptr [[TMP73]], align 1
; CHECK-NEXT: [[TMP75:%.*]] = insertelement <16 x i8> [[TMP71]], i8 [[TMP74]], i32 11
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE22]]
; CHECK: pred.load.continue22:
; CHECK-NEXT: [[TMP76:%.*]] = phi <16 x i8> [ [[TMP71]], [[PRED_LOAD_CONTINUE20]] ], [ [[TMP75]], [[PRED_LOAD_IF21]] ]
; CHECK-NEXT: [[TMP77:%.*]] = extractelement <16 x i1> [[TMP16]], i32 12
; CHECK-NEXT: br i1 [[TMP77]], label [[PRED_LOAD_IF23:%.*]], label [[PRED_LOAD_CONTINUE24:%.*]]
; CHECK: pred.load.if23:
; CHECK-NEXT: [[TMP78:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP79:%.*]] = load i8, ptr [[TMP78]], align 1
; CHECK-NEXT: [[TMP80:%.*]] = insertelement <16 x i8> [[TMP76]], i8 [[TMP79]], i32 12
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE24]]
; CHECK: pred.load.continue24:
; CHECK-NEXT: [[TMP81:%.*]] = phi <16 x i8> [ [[TMP76]], [[PRED_LOAD_CONTINUE22]] ], [ [[TMP80]], [[PRED_LOAD_IF23]] ]
; CHECK-NEXT: [[TMP82:%.*]] = extractelement <16 x i1> [[TMP16]], i32 13
; CHECK-NEXT: br i1 [[TMP82]], label [[PRED_LOAD_IF25:%.*]], label [[PRED_LOAD_CONTINUE26:%.*]]
; CHECK: pred.load.if25:
; CHECK-NEXT: [[TMP83:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP84:%.*]] = load i8, ptr [[TMP83]], align 1
; CHECK-NEXT: [[TMP85:%.*]] = insertelement <16 x i8> [[TMP81]], i8 [[TMP84]], i32 13
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE26]]
; CHECK: pred.load.continue26:
; CHECK-NEXT: [[TMP86:%.*]] = phi <16 x i8> [ [[TMP81]], [[PRED_LOAD_CONTINUE24]] ], [ [[TMP85]], [[PRED_LOAD_IF25]] ]
; CHECK-NEXT: [[TMP87:%.*]] = extractelement <16 x i1> [[TMP16]], i32 14
; CHECK-NEXT: br i1 [[TMP87]], label [[PRED_LOAD_IF27:%.*]], label [[PRED_LOAD_CONTINUE28:%.*]]
; CHECK: pred.load.if27:
; CHECK-NEXT: [[TMP88:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP89:%.*]] = load i8, ptr [[TMP88]], align 1
; CHECK-NEXT: [[TMP90:%.*]] = insertelement <16 x i8> [[TMP86]], i8 [[TMP89]], i32 14
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE28]]
; CHECK: pred.load.continue28:
; CHECK-NEXT: [[TMP91:%.*]] = phi <16 x i8> [ [[TMP86]], [[PRED_LOAD_CONTINUE26]] ], [ [[TMP90]], [[PRED_LOAD_IF27]] ]
; CHECK-NEXT: [[TMP92:%.*]] = extractelement <16 x i1> [[TMP16]], i32 15
; CHECK-NEXT: br i1 [[TMP92]], label [[PRED_LOAD_IF29:%.*]], label [[PRED_LOAD_CONTINUE30:%.*]]
; CHECK: pred.load.if29:
; CHECK-NEXT: [[TMP93:%.*]] = getelementptr inbounds i8, ptr [[A]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP94:%.*]] = load i8, ptr [[TMP93]], align 1
; CHECK-NEXT: [[TMP95:%.*]] = insertelement <16 x i8> [[TMP91]], i8 [[TMP94]], i32 15
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE30]]
; CHECK: pred.load.continue30:
; CHECK-NEXT: [[TMP96:%.*]] = phi <16 x i8> [ [[TMP91]], [[PRED_LOAD_CONTINUE28]] ], [ [[TMP95]], [[PRED_LOAD_IF29]] ]
; CHECK-NEXT: [[TMP97:%.*]] = sext <16 x i8> [[TMP96]] to <16 x i32>
; CHECK-NEXT: [[TMP98:%.*]] = extractelement <16 x i1> [[TMP16]], i32 0
; CHECK-NEXT: br i1 [[TMP98]], label [[PRED_LOAD_IF31:%.*]], label [[PRED_LOAD_CONTINUE32:%.*]]
; CHECK: pred.load.if31:
; CHECK-NEXT: [[TMP99:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP0]]
; CHECK-NEXT: [[TMP100:%.*]] = load i8, ptr [[TMP99]], align 1
; CHECK-NEXT: [[TMP101:%.*]] = insertelement <16 x i8> poison, i8 [[TMP100]], i32 0
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE32]]
; CHECK: pred.load.continue32:
; CHECK-NEXT: [[TMP102:%.*]] = phi <16 x i8> [ poison, [[PRED_LOAD_CONTINUE30]] ], [ [[TMP101]], [[PRED_LOAD_IF31]] ]
; CHECK-NEXT: [[TMP103:%.*]] = extractelement <16 x i1> [[TMP16]], i32 1
; CHECK-NEXT: br i1 [[TMP103]], label [[PRED_LOAD_IF33:%.*]], label [[PRED_LOAD_CONTINUE34:%.*]]
; CHECK: pred.load.if33:
; CHECK-NEXT: [[TMP104:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP1]]
; CHECK-NEXT: [[TMP105:%.*]] = load i8, ptr [[TMP104]], align 1
; CHECK-NEXT: [[TMP106:%.*]] = insertelement <16 x i8> [[TMP102]], i8 [[TMP105]], i32 1
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE34]]
; CHECK: pred.load.continue34:
; CHECK-NEXT: [[TMP107:%.*]] = phi <16 x i8> [ [[TMP102]], [[PRED_LOAD_CONTINUE32]] ], [ [[TMP106]], [[PRED_LOAD_IF33]] ]
; CHECK-NEXT: [[TMP108:%.*]] = extractelement <16 x i1> [[TMP16]], i32 2
; CHECK-NEXT: br i1 [[TMP108]], label [[PRED_LOAD_IF35:%.*]], label [[PRED_LOAD_CONTINUE36:%.*]]
; CHECK: pred.load.if35:
; CHECK-NEXT: [[TMP109:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP2]]
; CHECK-NEXT: [[TMP110:%.*]] = load i8, ptr [[TMP109]], align 1
; CHECK-NEXT: [[TMP111:%.*]] = insertelement <16 x i8> [[TMP107]], i8 [[TMP110]], i32 2
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE36]]
; CHECK: pred.load.continue36:
; CHECK-NEXT: [[TMP112:%.*]] = phi <16 x i8> [ [[TMP107]], [[PRED_LOAD_CONTINUE34]] ], [ [[TMP111]], [[PRED_LOAD_IF35]] ]
; CHECK-NEXT: [[TMP113:%.*]] = extractelement <16 x i1> [[TMP16]], i32 3
; CHECK-NEXT: br i1 [[TMP113]], label [[PRED_LOAD_IF37:%.*]], label [[PRED_LOAD_CONTINUE38:%.*]]
; CHECK: pred.load.if37:
; CHECK-NEXT: [[TMP114:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP3]]
; CHECK-NEXT: [[TMP115:%.*]] = load i8, ptr [[TMP114]], align 1
; CHECK-NEXT: [[TMP116:%.*]] = insertelement <16 x i8> [[TMP112]], i8 [[TMP115]], i32 3
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE38]]
; CHECK: pred.load.continue38:
; CHECK-NEXT: [[TMP117:%.*]] = phi <16 x i8> [ [[TMP112]], [[PRED_LOAD_CONTINUE36]] ], [ [[TMP116]], [[PRED_LOAD_IF37]] ]
; CHECK-NEXT: [[TMP118:%.*]] = extractelement <16 x i1> [[TMP16]], i32 4
; CHECK-NEXT: br i1 [[TMP118]], label [[PRED_LOAD_IF39:%.*]], label [[PRED_LOAD_CONTINUE40:%.*]]
; CHECK: pred.load.if39:
; CHECK-NEXT: [[TMP119:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP4]]
; CHECK-NEXT: [[TMP120:%.*]] = load i8, ptr [[TMP119]], align 1
; CHECK-NEXT: [[TMP121:%.*]] = insertelement <16 x i8> [[TMP117]], i8 [[TMP120]], i32 4
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE40]]
; CHECK: pred.load.continue40:
; CHECK-NEXT: [[TMP122:%.*]] = phi <16 x i8> [ [[TMP117]], [[PRED_LOAD_CONTINUE38]] ], [ [[TMP121]], [[PRED_LOAD_IF39]] ]
; CHECK-NEXT: [[TMP123:%.*]] = extractelement <16 x i1> [[TMP16]], i32 5
; CHECK-NEXT: br i1 [[TMP123]], label [[PRED_LOAD_IF41:%.*]], label [[PRED_LOAD_CONTINUE42:%.*]]
; CHECK: pred.load.if41:
; CHECK-NEXT: [[TMP124:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP5]]
; CHECK-NEXT: [[TMP125:%.*]] = load i8, ptr [[TMP124]], align 1
; CHECK-NEXT: [[TMP126:%.*]] = insertelement <16 x i8> [[TMP122]], i8 [[TMP125]], i32 5
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE42]]
; CHECK: pred.load.continue42:
; CHECK-NEXT: [[TMP127:%.*]] = phi <16 x i8> [ [[TMP122]], [[PRED_LOAD_CONTINUE40]] ], [ [[TMP126]], [[PRED_LOAD_IF41]] ]
; CHECK-NEXT: [[TMP128:%.*]] = extractelement <16 x i1> [[TMP16]], i32 6
; CHECK-NEXT: br i1 [[TMP128]], label [[PRED_LOAD_IF43:%.*]], label [[PRED_LOAD_CONTINUE44:%.*]]
; CHECK: pred.load.if43:
; CHECK-NEXT: [[TMP129:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP6]]
; CHECK-NEXT: [[TMP130:%.*]] = load i8, ptr [[TMP129]], align 1
; CHECK-NEXT: [[TMP131:%.*]] = insertelement <16 x i8> [[TMP127]], i8 [[TMP130]], i32 6
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE44]]
; CHECK: pred.load.continue44:
; CHECK-NEXT: [[TMP132:%.*]] = phi <16 x i8> [ [[TMP127]], [[PRED_LOAD_CONTINUE42]] ], [ [[TMP131]], [[PRED_LOAD_IF43]] ]
; CHECK-NEXT: [[TMP133:%.*]] = extractelement <16 x i1> [[TMP16]], i32 7
; CHECK-NEXT: br i1 [[TMP133]], label [[PRED_LOAD_IF45:%.*]], label [[PRED_LOAD_CONTINUE46:%.*]]
; CHECK: pred.load.if45:
; CHECK-NEXT: [[TMP134:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP7]]
; CHECK-NEXT: [[TMP135:%.*]] = load i8, ptr [[TMP134]], align 1
; CHECK-NEXT: [[TMP136:%.*]] = insertelement <16 x i8> [[TMP132]], i8 [[TMP135]], i32 7
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE46]]
; CHECK: pred.load.continue46:
; CHECK-NEXT: [[TMP137:%.*]] = phi <16 x i8> [ [[TMP132]], [[PRED_LOAD_CONTINUE44]] ], [ [[TMP136]], [[PRED_LOAD_IF45]] ]
; CHECK-NEXT: [[TMP138:%.*]] = extractelement <16 x i1> [[TMP16]], i32 8
; CHECK-NEXT: br i1 [[TMP138]], label [[PRED_LOAD_IF47:%.*]], label [[PRED_LOAD_CONTINUE48:%.*]]
; CHECK: pred.load.if47:
; CHECK-NEXT: [[TMP139:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP8]]
; CHECK-NEXT: [[TMP140:%.*]] = load i8, ptr [[TMP139]], align 1
; CHECK-NEXT: [[TMP141:%.*]] = insertelement <16 x i8> [[TMP137]], i8 [[TMP140]], i32 8
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE48]]
; CHECK: pred.load.continue48:
; CHECK-NEXT: [[TMP142:%.*]] = phi <16 x i8> [ [[TMP137]], [[PRED_LOAD_CONTINUE46]] ], [ [[TMP141]], [[PRED_LOAD_IF47]] ]
; CHECK-NEXT: [[TMP143:%.*]] = extractelement <16 x i1> [[TMP16]], i32 9
; CHECK-NEXT: br i1 [[TMP143]], label [[PRED_LOAD_IF49:%.*]], label [[PRED_LOAD_CONTINUE50:%.*]]
; CHECK: pred.load.if49:
; CHECK-NEXT: [[TMP144:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP9]]
; CHECK-NEXT: [[TMP145:%.*]] = load i8, ptr [[TMP144]], align 1
; CHECK-NEXT: [[TMP146:%.*]] = insertelement <16 x i8> [[TMP142]], i8 [[TMP145]], i32 9
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE50]]
; CHECK: pred.load.continue50:
; CHECK-NEXT: [[TMP147:%.*]] = phi <16 x i8> [ [[TMP142]], [[PRED_LOAD_CONTINUE48]] ], [ [[TMP146]], [[PRED_LOAD_IF49]] ]
; CHECK-NEXT: [[TMP148:%.*]] = extractelement <16 x i1> [[TMP16]], i32 10
; CHECK-NEXT: br i1 [[TMP148]], label [[PRED_LOAD_IF51:%.*]], label [[PRED_LOAD_CONTINUE52:%.*]]
; CHECK: pred.load.if51:
; CHECK-NEXT: [[TMP149:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP10]]
; CHECK-NEXT: [[TMP150:%.*]] = load i8, ptr [[TMP149]], align 1
; CHECK-NEXT: [[TMP151:%.*]] = insertelement <16 x i8> [[TMP147]], i8 [[TMP150]], i32 10
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE52]]
; CHECK: pred.load.continue52:
; CHECK-NEXT: [[TMP152:%.*]] = phi <16 x i8> [ [[TMP147]], [[PRED_LOAD_CONTINUE50]] ], [ [[TMP151]], [[PRED_LOAD_IF51]] ]
; CHECK-NEXT: [[TMP153:%.*]] = extractelement <16 x i1> [[TMP16]], i32 11
; CHECK-NEXT: br i1 [[TMP153]], label [[PRED_LOAD_IF53:%.*]], label [[PRED_LOAD_CONTINUE54:%.*]]
; CHECK: pred.load.if53:
; CHECK-NEXT: [[TMP154:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP11]]
; CHECK-NEXT: [[TMP155:%.*]] = load i8, ptr [[TMP154]], align 1
; CHECK-NEXT: [[TMP156:%.*]] = insertelement <16 x i8> [[TMP152]], i8 [[TMP155]], i32 11
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE54]]
; CHECK: pred.load.continue54:
; CHECK-NEXT: [[TMP157:%.*]] = phi <16 x i8> [ [[TMP152]], [[PRED_LOAD_CONTINUE52]] ], [ [[TMP156]], [[PRED_LOAD_IF53]] ]
; CHECK-NEXT: [[TMP158:%.*]] = extractelement <16 x i1> [[TMP16]], i32 12
; CHECK-NEXT: br i1 [[TMP158]], label [[PRED_LOAD_IF55:%.*]], label [[PRED_LOAD_CONTINUE56:%.*]]
; CHECK: pred.load.if55:
; CHECK-NEXT: [[TMP159:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP12]]
; CHECK-NEXT: [[TMP160:%.*]] = load i8, ptr [[TMP159]], align 1
; CHECK-NEXT: [[TMP161:%.*]] = insertelement <16 x i8> [[TMP157]], i8 [[TMP160]], i32 12
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE56]]
; CHECK: pred.load.continue56:
; CHECK-NEXT: [[TMP162:%.*]] = phi <16 x i8> [ [[TMP157]], [[PRED_LOAD_CONTINUE54]] ], [ [[TMP161]], [[PRED_LOAD_IF55]] ]
; CHECK-NEXT: [[TMP163:%.*]] = extractelement <16 x i1> [[TMP16]], i32 13
; CHECK-NEXT: br i1 [[TMP163]], label [[PRED_LOAD_IF57:%.*]], label [[PRED_LOAD_CONTINUE58:%.*]]
; CHECK: pred.load.if57:
; CHECK-NEXT: [[TMP164:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP13]]
; CHECK-NEXT: [[TMP165:%.*]] = load i8, ptr [[TMP164]], align 1
; CHECK-NEXT: [[TMP166:%.*]] = insertelement <16 x i8> [[TMP162]], i8 [[TMP165]], i32 13
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE58]]
; CHECK: pred.load.continue58:
; CHECK-NEXT: [[TMP167:%.*]] = phi <16 x i8> [ [[TMP162]], [[PRED_LOAD_CONTINUE56]] ], [ [[TMP166]], [[PRED_LOAD_IF57]] ]
; CHECK-NEXT: [[TMP168:%.*]] = extractelement <16 x i1> [[TMP16]], i32 14
; CHECK-NEXT: br i1 [[TMP168]], label [[PRED_LOAD_IF59:%.*]], label [[PRED_LOAD_CONTINUE60:%.*]]
; CHECK: pred.load.if59:
; CHECK-NEXT: [[TMP169:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP14]]
; CHECK-NEXT: [[TMP170:%.*]] = load i8, ptr [[TMP169]], align 1
; CHECK-NEXT: [[TMP171:%.*]] = insertelement <16 x i8> [[TMP167]], i8 [[TMP170]], i32 14
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE60]]
; CHECK: pred.load.continue60:
; CHECK-NEXT: [[TMP172:%.*]] = phi <16 x i8> [ [[TMP167]], [[PRED_LOAD_CONTINUE58]] ], [ [[TMP171]], [[PRED_LOAD_IF59]] ]
; CHECK-NEXT: [[TMP173:%.*]] = extractelement <16 x i1> [[TMP16]], i32 15
; CHECK-NEXT: br i1 [[TMP173]], label [[PRED_LOAD_IF61:%.*]], label [[PRED_LOAD_CONTINUE62]]
; CHECK: pred.load.if61:
; CHECK-NEXT: [[TMP174:%.*]] = getelementptr inbounds i8, ptr [[B]], i64 [[TMP15]]
; CHECK-NEXT: [[TMP175:%.*]] = load i8, ptr [[TMP174]], align 1
; CHECK-NEXT: [[TMP176:%.*]] = insertelement <16 x i8> [[TMP172]], i8 [[TMP175]], i32 15
; CHECK-NEXT: br label [[PRED_LOAD_CONTINUE62]]
; CHECK: pred.load.continue62:
; CHECK-NEXT: [[TMP177:%.*]] = phi <16 x i8> [ [[TMP172]], [[PRED_LOAD_CONTINUE60]] ], [ [[TMP176]], [[PRED_LOAD_IF61]] ]
; CHECK-NEXT: [[TMP178:%.*]] = sext <16 x i8> [[TMP177]] to <16 x i32>
; CHECK-NEXT: [[TMP179:%.*]] = mul nsw <16 x i32> [[TMP178]], [[TMP97]]
; CHECK-NEXT: [[TMP180:%.*]] = select <16 x i1> [[TMP16]], <16 x i32> [[TMP179]], <16 x i32> zeroinitializer
; CHECK-NEXT: [[PARTIAL_REDUCE]] = call <4 x i32> @llvm.experimental.vector.partial.reduce.add.v4i32.v16i32(<4 x i32> [[VEC_PHI]], <16 x i32> [[TMP180]])
; CHECK-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 16
; CHECK-NEXT: [[VEC_IND_NEXT]] = add <16 x i64> [[VEC_IND]], splat (i64 16)
; CHECK-NEXT: [[TMP181:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT: br i1 [[TMP181]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[TMP182:%.*]] = call i32 @llvm.vector.reduce.add.v4i32(<4 x i32> [[PARTIAL_REDUCE]])
; CHECK-NEXT: br i1 true, label [[EXIT:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
;
entry:
br label %for.body
for.body: ; preds = %entry, %for.body
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
%accum = phi i32 [ 0, %entry ], [ %add, %for.body ]
%gep.a = getelementptr inbounds i8, ptr %a, i64 %iv
%load.a = load i8, ptr %gep.a, align 1
%ext.a = sext i8 %load.a to i32
%gep.b = getelementptr inbounds i8, ptr %b, i64 %iv
%load.b = load i8, ptr %gep.b, align 1
%ext.b = sext i8 %load.b to i32
%mul = mul nsw i32 %ext.b, %ext.a
%add = add nsw i32 %mul, %accum
%iv.next = add nuw nsw i64 %iv, 1
%exitcond.not = icmp eq i64 %iv.next, %N
br i1 %exitcond.not, label %exit, label %for.body, !llvm.loop !7
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" }
attributes #1 = { "target-cpu"="apple-m1" }