; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
; RUN: opt -passes=loop-vectorize \
; RUN: -force-tail-folding-style=data-with-evl \
; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \
; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=IF-EVL-OUTLOOP
; RUN: opt -passes=loop-vectorize \
; RUN: -prefer-inloop-reductions \
; RUN: -force-tail-folding-style=data-with-evl \
; RUN: -prefer-predicate-over-epilogue=predicate-dont-vectorize \
; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=IF-EVL-INLOOP
; RUN: opt -passes=loop-vectorize \
; RUN: -force-tail-folding-style=none \
; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \
; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=NO-VP-OUTLOOP
; RUN: opt -passes=loop-vectorize \
; RUN: -prefer-inloop-reductions \
; RUN: -force-tail-folding-style=none \
; RUN: -prefer-predicate-over-epilogue=predicate-else-scalar-epilogue \
; RUN: -mtriple=riscv64 -mattr=+v -S < %s | FileCheck %s --check-prefixes=NO-VP-INLOOP
define i32 @cond_add(ptr %a, i64 %n, i32 %start) {
; IF-EVL-OUTLOOP-LABEL: define i32 @cond_add(
; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] {
; IF-EVL-OUTLOOP-NEXT: entry:
; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-OUTLOOP: for.body:
; IF-EVL-OUTLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[ADD:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[EVL_BASED_IV]]
; IF-EVL-OUTLOOP-NEXT: [[TMP27:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP27]], 3
; IF-EVL-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP27]], i32 0
; IF-EVL-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; IF-EVL-OUTLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw nsw i64 [[EVL_BASED_IV]], 1
; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDEX_EVL_NEXT]], [[N]]
; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; IF-EVL-OUTLOOP: for.end:
; IF-EVL-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
; IF-EVL-INLOOP-LABEL: define i32 @cond_add(
; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] {
; IF-EVL-INLOOP-NEXT: entry:
; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N]]
; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4
; IF-EVL-INLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]]
; IF-EVL-INLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; IF-EVL-INLOOP: vector.ph:
; IF-EVL-INLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64()
; IF-EVL-INLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4
; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = sub i64 [[TMP7]], 1
; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP8]]
; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP7]]
; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4
; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-INLOOP: vector.body:
; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP22:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[TMP11:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]]
; IF-EVL-INLOOP-NEXT: [[TMP12:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP11]], i32 4, i1 true)
; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = add i64 [[EVL_BASED_IV]], 0
; IF-EVL-INLOOP-NEXT: [[TMP17:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP13]]
; IF-EVL-INLOOP-NEXT: [[TMP18:%.*]] = getelementptr inbounds i32, ptr [[TMP17]], i32 0
; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call <vscale x 4 x i32> @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP18]], <vscale x 4 x i1> shufflevector (<vscale x 4 x i1> insertelement (<vscale x 4 x i1> poison, i1 true, i64 0), <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer), i32 [[TMP12]])
; IF-EVL-INLOOP-NEXT: [[TMP19:%.*]] = icmp sgt <vscale x 4 x i32> [[VP_OP_LOAD]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 3, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; IF-EVL-INLOOP-NEXT: [[TMP20:%.*]] = select <vscale x 4 x i1> [[TMP19]], <vscale x 4 x i32> [[VP_OP_LOAD]], <vscale x 4 x i32> zeroinitializer
; IF-EVL-INLOOP-NEXT: [[TMP21:%.*]] = call i32 @llvm.vp.reduce.add.nxv4i32(i32 0, <vscale x 4 x i32> [[TMP20]], <vscale x 4 x i1> shufflevector (<vscale x 4 x i1> insertelement (<vscale x 4 x i1> poison, i1 true, i64 0), <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer), i32 [[TMP12]])
; IF-EVL-INLOOP-NEXT: [[TMP22]] = add i32 [[TMP21]], [[VEC_PHI]]
; IF-EVL-INLOOP-NEXT: [[TMP23:%.*]] = zext i32 [[TMP12]] to i64
; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP23]], [[EVL_BASED_IV]]
; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP10]]
; IF-EVL-INLOOP-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; IF-EVL-INLOOP-NEXT: br i1 [[TMP24]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; IF-EVL-INLOOP: middle.block:
; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]]
; IF-EVL-INLOOP: scalar.ph:
; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP22]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]]
; IF-EVL-INLOOP: for.body:
; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; IF-EVL-INLOOP-NEXT: [[TMP25:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP25]], 3
; IF-EVL-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP25]], i32 0
; IF-EVL-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; IF-EVL-INLOOP: for.end:
; IF-EVL-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP22]], [[MIDDLE_BLOCK]] ]
; IF-EVL-INLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
; NO-VP-OUTLOOP-LABEL: define i32 @cond_add(
; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] {
; NO-VP-OUTLOOP-NEXT: entry:
; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-OUTLOOP: vector.ph:
; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4
; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]]
; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement <vscale x 4 x i32> zeroinitializer, i32 [[START]], i32 0
; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-OUTLOOP: vector.body:
; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 4 x i32> [ [[TMP11]], [[VECTOR_PH]] ], [ [[TMP17:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0
; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]]
; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0
; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP14]], align 4
; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_MASKED_LOAD]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 3, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = select <vscale x 4 x i1> [[TMP21]], <vscale x 4 x i32> [[WIDE_MASKED_LOAD]], <vscale x 4 x i32> zeroinitializer
; NO-VP-OUTLOOP-NEXT: [[TMP17]] = add <vscale x 4 x i32> [[TMP16]], [[VEC_PHI]]
; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]]
; NO-VP-OUTLOOP-NEXT: [[TMP19:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP19]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; NO-VP-OUTLOOP: middle.block:
; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP17]])
; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-OUTLOOP: scalar.ph:
; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP20]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-OUTLOOP: for.body:
; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-OUTLOOP-NEXT: [[TMP15:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP15]], 3
; NO-VP-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP15]], i32 0
; NO-VP-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; NO-VP-OUTLOOP: for.end:
; NO-VP-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP20]], [[MIDDLE_BLOCK]] ]
; NO-VP-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
; NO-VP-INLOOP-LABEL: define i32 @cond_add(
; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0:[0-9]+]] {
; NO-VP-INLOOP-NEXT: entry:
; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]]
; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-INLOOP: vector.ph:
; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]]
; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-INLOOP: vector.body:
; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0
; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP6]]
; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0
; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP8]], align 4
; NO-VP-INLOOP-NEXT: [[TMP9:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_LOAD]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 3, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = select <vscale x 4 x i1> [[TMP9]], <vscale x 4 x i32> [[WIDE_LOAD]], <vscale x 4 x i32> zeroinitializer
; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP10]])
; NO-VP-INLOOP-NEXT: [[TMP12]] = add i32 [[TMP11]], [[VEC_PHI]]
; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; NO-VP-INLOOP: middle.block:
; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-INLOOP: scalar.ph:
; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-INLOOP: for.body:
; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP14]], 3
; NO-VP-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP14]], i32 0
; NO-VP-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP3:![0-9]+]]
; NO-VP-INLOOP: for.end:
; NO-VP-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ]
; NO-VP-INLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
entry:
br label %for.body
for.body:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
%rdx = phi i32 [ %start, %entry ], [ %add, %for.body ]
%arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv
%0 = load i32, ptr %arrayidx, align 4
%cmp = icmp sgt i32 %0, 3
%select = select i1 %cmp, i32 %0, i32 0
%add = add nsw i32 %select, %rdx
%iv.next = add nuw nsw i64 %iv, 1
%exitcond.not = icmp eq i64 %iv.next, %n
br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0
for.end:
ret i32 %add
}
define i32 @cond_add_pred(ptr %a, i64 %n, i32 %start) {
; IF-EVL-OUTLOOP-LABEL: define i32 @cond_add_pred(
; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; IF-EVL-OUTLOOP-NEXT: entry:
; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-OUTLOOP: for.body:
; IF-EVL-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[MIDDLE_BLOCK:%.*]] ]
; IF-EVL-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[START]], [[ENTRY]] ], [ [[TMP27:%.*]], [[MIDDLE_BLOCK]] ]
; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; IF-EVL-OUTLOOP-NEXT: [[TMP28:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP28]], 3
; IF-EVL-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[MIDDLE_BLOCK]]
; IF-EVL-OUTLOOP: if.then:
; IF-EVL-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[BC_MERGE_RDX]], [[TMP28]]
; IF-EVL-OUTLOOP-NEXT: br label [[MIDDLE_BLOCK]]
; IF-EVL-OUTLOOP: for.inc:
; IF-EVL-OUTLOOP-NEXT: [[TMP27]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[BC_MERGE_RDX]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0]]
; IF-EVL-OUTLOOP: for.end:
; IF-EVL-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[TMP27]], [[MIDDLE_BLOCK]] ]
; IF-EVL-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
; IF-EVL-INLOOP-LABEL: define i32 @cond_add_pred(
; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; IF-EVL-INLOOP-NEXT: entry:
; IF-EVL-INLOOP-NEXT: [[TMP0:%.*]] = sub i64 -1, [[N]]
; IF-EVL-INLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; IF-EVL-INLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4
; IF-EVL-INLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[TMP0]], [[TMP2]]
; IF-EVL-INLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; IF-EVL-INLOOP: vector.ph:
; IF-EVL-INLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64()
; IF-EVL-INLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4
; IF-EVL-INLOOP-NEXT: [[TMP8:%.*]] = sub i64 [[TMP7]], 1
; IF-EVL-INLOOP-NEXT: [[N_RND_UP:%.*]] = add i64 [[N]], [[TMP8]]
; IF-EVL-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], [[TMP7]]
; IF-EVL-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]]
; IF-EVL-INLOOP-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[N]], 1
; IF-EVL-INLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; IF-EVL-INLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4
; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <vscale x 4 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0
; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLAT2:%.*]] = shufflevector <vscale x 4 x i64> [[BROADCAST_SPLATINSERT1]], <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-INLOOP: vector.body:
; IF-EVL-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP22:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[TMP11:%.*]] = sub i64 [[N]], [[EVL_BASED_IV]]
; IF-EVL-INLOOP-NEXT: [[TMP12:%.*]] = call i32 @llvm.experimental.get.vector.length.i64(i64 [[TMP11]], i32 4, i1 true)
; IF-EVL-INLOOP-NEXT: [[TMP13:%.*]] = add i64 [[EVL_BASED_IV]], 0
; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <vscale x 4 x i64> poison, i64 [[EVL_BASED_IV]], i64 0
; IF-EVL-INLOOP-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <vscale x 4 x i64> [[BROADCAST_SPLATINSERT]], <vscale x 4 x i64> poison, <vscale x 4 x i32> zeroinitializer
; IF-EVL-INLOOP-NEXT: [[TMP14:%.*]] = call <vscale x 4 x i64> @llvm.stepvector.nxv4i64()
; IF-EVL-INLOOP-NEXT: [[TMP15:%.*]] = add <vscale x 4 x i64> zeroinitializer, [[TMP14]]
; IF-EVL-INLOOP-NEXT: [[VEC_IV:%.*]] = add <vscale x 4 x i64> [[BROADCAST_SPLAT]], [[TMP15]]
; IF-EVL-INLOOP-NEXT: [[TMP16:%.*]] = icmp ule <vscale x 4 x i64> [[VEC_IV]], [[BROADCAST_SPLAT2]]
; IF-EVL-INLOOP-NEXT: [[TMP17:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP13]]
; IF-EVL-INLOOP-NEXT: [[TMP18:%.*]] = getelementptr inbounds i32, ptr [[TMP17]], i32 0
; IF-EVL-INLOOP-NEXT: [[VP_OP_LOAD:%.*]] = call <vscale x 4 x i32> @llvm.vp.load.nxv4i32.p0(ptr align 4 [[TMP18]], <vscale x 4 x i1> shufflevector (<vscale x 4 x i1> insertelement (<vscale x 4 x i1> poison, i1 true, i64 0), <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer), i32 [[TMP12]])
; IF-EVL-INLOOP-NEXT: [[TMP19:%.*]] = icmp sgt <vscale x 4 x i32> [[VP_OP_LOAD]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 3, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; IF-EVL-INLOOP-NEXT: [[TMP20:%.*]] = select <vscale x 4 x i1> [[TMP16]], <vscale x 4 x i1> [[TMP19]], <vscale x 4 x i1> zeroinitializer
; IF-EVL-INLOOP-NEXT: [[TMP21:%.*]] = call i32 @llvm.vp.reduce.add.nxv4i32(i32 0, <vscale x 4 x i32> [[VP_OP_LOAD]], <vscale x 4 x i1> [[TMP20]], i32 [[TMP12]])
; IF-EVL-INLOOP-NEXT: [[TMP22]] = add i32 [[TMP21]], [[VEC_PHI]]
; IF-EVL-INLOOP-NEXT: [[TMP23:%.*]] = zext i32 [[TMP12]] to i64
; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add i64 [[TMP23]], [[EVL_BASED_IV]]
; IF-EVL-INLOOP-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], [[TMP10]]
; IF-EVL-INLOOP-NEXT: [[TMP24:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; IF-EVL-INLOOP-NEXT: br i1 [[TMP24]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; IF-EVL-INLOOP: middle.block:
; IF-EVL-INLOOP-NEXT: br i1 true, label [[FOR_END:%.*]], label [[SCALAR_PH]]
; IF-EVL-INLOOP: scalar.ph:
; IF-EVL-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP22]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; IF-EVL-INLOOP-NEXT: br label [[FOR_BODY:%.*]]
; IF-EVL-INLOOP: for.body:
; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ]
; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; IF-EVL-INLOOP-NEXT: [[TMP25:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP25]], 3
; IF-EVL-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]]
; IF-EVL-INLOOP: if.then:
; IF-EVL-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP25]]
; IF-EVL-INLOOP-NEXT: br label [[FOR_INC]]
; IF-EVL-INLOOP: for.inc:
; IF-EVL-INLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
; IF-EVL-INLOOP: for.end:
; IF-EVL-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP22]], [[MIDDLE_BLOCK]] ]
; IF-EVL-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
; NO-VP-OUTLOOP-LABEL: define i32 @cond_add_pred(
; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; NO-VP-OUTLOOP-NEXT: entry:
; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-OUTLOOP: vector.ph:
; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4
; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]]
; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement <vscale x 4 x i32> zeroinitializer, i32 [[START]], i32 0
; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-OUTLOOP: vector.body:
; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 4 x i32> [ [[TMP11]], [[VECTOR_PH]] ], [ [[PREDPHI:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0
; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]]
; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0
; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP21]], align 4
; NO-VP-OUTLOOP-NEXT: [[TMP22:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_MASKED_LOAD]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 3, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = add <vscale x 4 x i32> [[VEC_PHI]], [[WIDE_MASKED_LOAD]]
; NO-VP-OUTLOOP-NEXT: [[TMP17:%.*]] = xor <vscale x 4 x i1> [[TMP22]], shufflevector (<vscale x 4 x i1> insertelement (<vscale x 4 x i1> poison, i1 true, i64 0), <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-OUTLOOP-NEXT: [[PREDPHI]] = select <vscale x 4 x i1> [[TMP17]], <vscale x 4 x i32> [[VEC_PHI]], <vscale x 4 x i32> [[TMP16]]
; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]]
; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP20]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; NO-VP-OUTLOOP: middle.block:
; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[PREDPHI]])
; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-OUTLOOP: scalar.ph:
; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP14]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-OUTLOOP: for.body:
; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ]
; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-OUTLOOP-NEXT: [[TMP15:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP15]], 3
; NO-VP-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]]
; NO-VP-OUTLOOP: if.then:
; NO-VP-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP15]]
; NO-VP-OUTLOOP-NEXT: br label [[FOR_INC]]
; NO-VP-OUTLOOP: for.inc:
; NO-VP-OUTLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
; NO-VP-OUTLOOP: for.end:
; NO-VP-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP14]], [[MIDDLE_BLOCK]] ]
; NO-VP-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
; NO-VP-INLOOP-LABEL: define i32 @cond_add_pred(
; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; NO-VP-INLOOP-NEXT: entry:
; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]]
; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-INLOOP: vector.ph:
; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]]
; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-INLOOP: vector.body:
; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP12:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 0
; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP6]]
; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = getelementptr inbounds i32, ptr [[TMP7]], i32 0
; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP8]], align 4
; NO-VP-INLOOP-NEXT: [[TMP9:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_LOAD]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 3, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = select <vscale x 4 x i1> [[TMP9]], <vscale x 4 x i32> [[WIDE_LOAD]], <vscale x 4 x i32> zeroinitializer
; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP10]])
; NO-VP-INLOOP-NEXT: [[TMP12]] = add i32 [[TMP11]], [[VEC_PHI]]
; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP4:![0-9]+]]
; NO-VP-INLOOP: middle.block:
; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-INLOOP: scalar.ph:
; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP12]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-INLOOP: for.body:
; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ]
; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP14]], 3
; NO-VP-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]]
; NO-VP-INLOOP: if.then:
; NO-VP-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP14]]
; NO-VP-INLOOP-NEXT: br label [[FOR_INC]]
; NO-VP-INLOOP: for.inc:
; NO-VP-INLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]]
; NO-VP-INLOOP: for.end:
; NO-VP-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP12]], [[MIDDLE_BLOCK]] ]
; NO-VP-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
entry:
br label %for.body
for.body:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.inc ]
%rdx = phi i32 [ %start, %entry ], [ %rdx.add, %for.inc ]
%arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv
%0 = load i32, ptr %arrayidx, align 4
%cmp = icmp sgt i32 %0, 3
br i1 %cmp, label %if.then, label %for.inc
if.then:
%add.pred = add nsw i32 %rdx, %0
br label %for.inc
for.inc:
%rdx.add = phi i32 [ %add.pred, %if.then ], [ %rdx, %for.body ]
%iv.next = add nuw nsw i64 %iv, 1
%exitcond.not = icmp eq i64 %iv.next, %n
br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0
for.end:
ret i32 %rdx.add
}
define i32 @step_cond_add(ptr %a, i64 %n, i32 %start) {
; IF-EVL-OUTLOOP-LABEL: define i32 @step_cond_add(
; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; IF-EVL-OUTLOOP-NEXT: entry:
; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-OUTLOOP: for.body:
; IF-EVL-OUTLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[ADD:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[EVL_BASED_IV]]
; IF-EVL-OUTLOOP-NEXT: [[TMP37:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[EVL_BASED_IV]] to i32
; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP37]], [[IV_TRUNC]]
; IF-EVL-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP37]], i32 0
; IF-EVL-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; IF-EVL-OUTLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw nsw i64 [[EVL_BASED_IV]], 1
; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDEX_EVL_NEXT]], [[N]]
; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0]]
; IF-EVL-OUTLOOP: for.end:
; IF-EVL-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
; IF-EVL-INLOOP-LABEL: define i32 @step_cond_add(
; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; IF-EVL-INLOOP-NEXT: entry:
; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-INLOOP: for.body:
; IF-EVL-INLOOP-NEXT: [[EVL_BASED_IV:%.*]] = phi i64 [ 0, [[VECTOR_PH:%.*]] ], [ [[INDEX_EVL_NEXT:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[ADD:%.*]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[EVL_BASED_IV]]
; IF-EVL-INLOOP-NEXT: [[TMP28:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[EVL_BASED_IV]] to i32
; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP28]], [[IV_TRUNC]]
; IF-EVL-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP28]], i32 0
; IF-EVL-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; IF-EVL-INLOOP-NEXT: [[INDEX_EVL_NEXT]] = add nuw nsw i64 [[EVL_BASED_IV]], 1
; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDEX_EVL_NEXT]], [[N]]
; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; IF-EVL-INLOOP: for.end:
; IF-EVL-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
; NO-VP-OUTLOOP-LABEL: define i32 @step_cond_add(
; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; NO-VP-OUTLOOP-NEXT: entry:
; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-OUTLOOP: vector.ph:
; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4
; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]]
; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement <vscale x 4 x i32> zeroinitializer, i32 [[START]], i32 0
; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = call <vscale x 4 x i32> @llvm.stepvector.nxv4i32()
; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = add <vscale x 4 x i32> [[TMP12]], zeroinitializer
; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = mul <vscale x 4 x i32> [[TMP13]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 1, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-OUTLOOP-NEXT: [[INDUCTION:%.*]] = add <vscale x 4 x i32> zeroinitializer, [[TMP14]]
; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = trunc i64 [[TMP10]] to i32
; NO-VP-OUTLOOP-NEXT: [[TMP17:%.*]] = mul i32 1, [[TMP16]]
; NO-VP-OUTLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <vscale x 4 x i32> poison, i32 [[TMP17]], i64 0
; NO-VP-OUTLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector <vscale x 4 x i32> [[DOTSPLATINSERT]], <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-OUTLOOP: vector.body:
; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 4 x i32> [ [[TMP11]], [[VECTOR_PH]] ], [ [[TMP23:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[VEC_IND:%.*]] = phi <vscale x 4 x i32> [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[TMP18:%.*]] = add i64 [[INDEX]], 0
; NO-VP-OUTLOOP-NEXT: [[TMP19:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP18]]
; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = getelementptr inbounds i32, ptr [[TMP19]], i32 0
; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP20]], align 4
; NO-VP-OUTLOOP-NEXT: [[TMP27:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_MASKED_LOAD]], [[VEC_IND]]
; NO-VP-OUTLOOP-NEXT: [[TMP22:%.*]] = select <vscale x 4 x i1> [[TMP27]], <vscale x 4 x i32> [[WIDE_MASKED_LOAD]], <vscale x 4 x i32> zeroinitializer
; NO-VP-OUTLOOP-NEXT: [[TMP23]] = add <vscale x 4 x i32> [[TMP22]], [[VEC_PHI]]
; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]]
; NO-VP-OUTLOOP-NEXT: [[VEC_IND_NEXT]] = add <vscale x 4 x i32> [[VEC_IND]], [[DOTSPLAT]]
; NO-VP-OUTLOOP-NEXT: [[TMP25:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP25]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; NO-VP-OUTLOOP: middle.block:
; NO-VP-OUTLOOP-NEXT: [[TMP26:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP23]])
; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-OUTLOOP: scalar.ph:
; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP26]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-OUTLOOP: for.body:
; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32
; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP21]], [[IV_TRUNC]]
; NO-VP-OUTLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP21]], i32 0
; NO-VP-OUTLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]]
; NO-VP-OUTLOOP: for.end:
; NO-VP-OUTLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP26]], [[MIDDLE_BLOCK]] ]
; NO-VP-OUTLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
; NO-VP-INLOOP-LABEL: define i32 @step_cond_add(
; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; NO-VP-INLOOP-NEXT: entry:
; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]]
; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-INLOOP: vector.ph:
; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]]
; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = call <vscale x 4 x i32> @llvm.stepvector.nxv4i32()
; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = add <vscale x 4 x i32> [[TMP6]], zeroinitializer
; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = mul <vscale x 4 x i32> [[TMP7]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 1, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-INLOOP-NEXT: [[INDUCTION:%.*]] = add <vscale x 4 x i32> zeroinitializer, [[TMP8]]
; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = trunc i64 [[TMP5]] to i32
; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = mul i32 1, [[TMP10]]
; NO-VP-INLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <vscale x 4 x i32> poison, i32 [[TMP11]], i64 0
; NO-VP-INLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector <vscale x 4 x i32> [[DOTSPLATINSERT]], <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-INLOOP: vector.body:
; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[VEC_IND:%.*]] = phi <vscale x 4 x i32> [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0
; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]]
; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0
; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP14]], align 4
; NO-VP-INLOOP-NEXT: [[TMP15:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_LOAD]], [[VEC_IND]]
; NO-VP-INLOOP-NEXT: [[TMP16:%.*]] = select <vscale x 4 x i1> [[TMP15]], <vscale x 4 x i32> [[WIDE_LOAD]], <vscale x 4 x i32> zeroinitializer
; NO-VP-INLOOP-NEXT: [[TMP17:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP16]])
; NO-VP-INLOOP-NEXT: [[TMP18]] = add i32 [[TMP17]], [[VEC_PHI]]
; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; NO-VP-INLOOP-NEXT: [[VEC_IND_NEXT]] = add <vscale x 4 x i32> [[VEC_IND]], [[DOTSPLAT]]
; NO-VP-INLOOP-NEXT: [[TMP19:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[TMP19]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6:![0-9]+]]
; NO-VP-INLOOP: middle.block:
; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-INLOOP: scalar.ph:
; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP18]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-INLOOP: for.body:
; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[ADD:%.*]], [[FOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-INLOOP-NEXT: [[TMP20:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32
; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP20]], [[IV_TRUNC]]
; NO-VP-INLOOP-NEXT: [[SELECT:%.*]] = select i1 [[CMP]], i32 [[TMP20]], i32 0
; NO-VP-INLOOP-NEXT: [[ADD]] = add nsw i32 [[SELECT]], [[RDX]]
; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP7:![0-9]+]]
; NO-VP-INLOOP: for.end:
; NO-VP-INLOOP-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_BODY]] ], [ [[TMP18]], [[MIDDLE_BLOCK]] ]
; NO-VP-INLOOP-NEXT: ret i32 [[ADD_LCSSA]]
;
entry:
br label %for.body
for.body:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.body ]
%rdx = phi i32 [ %start, %entry ], [ %add, %for.body ]
%arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv
%0 = load i32, ptr %arrayidx, align 4
%iv.trunc = trunc i64 %iv to i32
%cmp = icmp sgt i32 %0, %iv.trunc
%select = select i1 %cmp, i32 %0, i32 0
%add = add nsw i32 %select, %rdx
%iv.next = add nuw nsw i64 %iv, 1
%exitcond.not = icmp eq i64 %iv.next, %n
br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0
for.end:
ret i32 %add
}
define i32 @step_cond_add_pred(ptr %a, i64 %n, i32 %start) {
; IF-EVL-OUTLOOP-LABEL: define i32 @step_cond_add_pred(
; IF-EVL-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; IF-EVL-OUTLOOP-NEXT: entry:
; IF-EVL-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-OUTLOOP: for.body:
; IF-EVL-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[MIDDLE_BLOCK:%.*]] ]
; IF-EVL-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[START]], [[ENTRY]] ], [ [[TMP37:%.*]], [[MIDDLE_BLOCK]] ]
; IF-EVL-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; IF-EVL-OUTLOOP-NEXT: [[TMP38:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32
; IF-EVL-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP38]], [[IV_TRUNC]]
; IF-EVL-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[MIDDLE_BLOCK]]
; IF-EVL-OUTLOOP: if.then:
; IF-EVL-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[BC_MERGE_RDX]], [[TMP38]]
; IF-EVL-OUTLOOP-NEXT: br label [[MIDDLE_BLOCK]]
; IF-EVL-OUTLOOP: for.inc:
; IF-EVL-OUTLOOP-NEXT: [[TMP37]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[BC_MERGE_RDX]], [[VECTOR_BODY]] ]
; IF-EVL-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; IF-EVL-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; IF-EVL-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0]]
; IF-EVL-OUTLOOP: for.end:
; IF-EVL-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[TMP37]], [[MIDDLE_BLOCK]] ]
; IF-EVL-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
; IF-EVL-INLOOP-LABEL: define i32 @step_cond_add_pred(
; IF-EVL-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; IF-EVL-INLOOP-NEXT: entry:
; IF-EVL-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; IF-EVL-INLOOP: for.body:
; IF-EVL-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[IV_NEXT:%.*]], [[MIDDLE_BLOCK:%.*]] ]
; IF-EVL-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[START]], [[ENTRY]] ], [ [[TMP32:%.*]], [[MIDDLE_BLOCK]] ]
; IF-EVL-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; IF-EVL-INLOOP-NEXT: [[TMP35:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; IF-EVL-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32
; IF-EVL-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP35]], [[IV_TRUNC]]
; IF-EVL-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[MIDDLE_BLOCK]]
; IF-EVL-INLOOP: if.then:
; IF-EVL-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[BC_MERGE_RDX]], [[TMP35]]
; IF-EVL-INLOOP-NEXT: br label [[MIDDLE_BLOCK]]
; IF-EVL-INLOOP: for.inc:
; IF-EVL-INLOOP-NEXT: [[TMP32]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[BC_MERGE_RDX]], [[VECTOR_BODY]] ]
; IF-EVL-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; IF-EVL-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; IF-EVL-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP6]]
; IF-EVL-INLOOP: for.end:
; IF-EVL-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[TMP32]], [[MIDDLE_BLOCK]] ]
; IF-EVL-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
; NO-VP-OUTLOOP-LABEL: define i32 @step_cond_add_pred(
; NO-VP-OUTLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; NO-VP-OUTLOOP-NEXT: entry:
; NO-VP-OUTLOOP-NEXT: [[TMP1:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP2:%.*]] = mul i64 [[TMP1]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP3:%.*]] = icmp ult i64 [[N]], [[TMP2]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP3]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-OUTLOOP: vector.ph:
; NO-VP-OUTLOOP-NEXT: [[TMP6:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP7:%.*]] = mul i64 [[TMP6]], 4
; NO-VP-OUTLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP7]]
; NO-VP-OUTLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-OUTLOOP-NEXT: [[TMP9:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-OUTLOOP-NEXT: [[TMP10:%.*]] = mul i64 [[TMP9]], 4
; NO-VP-OUTLOOP-NEXT: [[TMP11:%.*]] = insertelement <vscale x 4 x i32> zeroinitializer, i32 [[START]], i32 0
; NO-VP-OUTLOOP-NEXT: [[TMP12:%.*]] = call <vscale x 4 x i32> @llvm.stepvector.nxv4i32()
; NO-VP-OUTLOOP-NEXT: [[TMP13:%.*]] = add <vscale x 4 x i32> [[TMP12]], zeroinitializer
; NO-VP-OUTLOOP-NEXT: [[TMP14:%.*]] = mul <vscale x 4 x i32> [[TMP13]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 1, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-OUTLOOP-NEXT: [[INDUCTION:%.*]] = add <vscale x 4 x i32> zeroinitializer, [[TMP14]]
; NO-VP-OUTLOOP-NEXT: [[TMP16:%.*]] = trunc i64 [[TMP10]] to i32
; NO-VP-OUTLOOP-NEXT: [[TMP17:%.*]] = mul i32 1, [[TMP16]]
; NO-VP-OUTLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <vscale x 4 x i32> poison, i32 [[TMP17]], i64 0
; NO-VP-OUTLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector <vscale x 4 x i32> [[DOTSPLATINSERT]], <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
; NO-VP-OUTLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-OUTLOOP: vector.body:
; NO-VP-OUTLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[VEC_PHI:%.*]] = phi <vscale x 4 x i32> [ [[TMP11]], [[VECTOR_PH]] ], [ [[PREDPHI:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[VEC_IND:%.*]] = phi <vscale x 4 x i32> [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[TMP18:%.*]] = add i64 [[INDEX]], 0
; NO-VP-OUTLOOP-NEXT: [[TMP19:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP18]]
; NO-VP-OUTLOOP-NEXT: [[TMP27:%.*]] = getelementptr inbounds i32, ptr [[TMP19]], i32 0
; NO-VP-OUTLOOP-NEXT: [[WIDE_MASKED_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP27]], align 4
; NO-VP-OUTLOOP-NEXT: [[TMP28:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_MASKED_LOAD]], [[VEC_IND]]
; NO-VP-OUTLOOP-NEXT: [[TMP22:%.*]] = add <vscale x 4 x i32> [[VEC_PHI]], [[WIDE_MASKED_LOAD]]
; NO-VP-OUTLOOP-NEXT: [[TMP23:%.*]] = xor <vscale x 4 x i1> [[TMP28]], shufflevector (<vscale x 4 x i1> insertelement (<vscale x 4 x i1> poison, i1 true, i64 0), <vscale x 4 x i1> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-OUTLOOP-NEXT: [[PREDPHI]] = select <vscale x 4 x i1> [[TMP23]], <vscale x 4 x i32> [[VEC_PHI]], <vscale x 4 x i32> [[TMP22]]
; NO-VP-OUTLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP10]]
; NO-VP-OUTLOOP-NEXT: [[VEC_IND_NEXT]] = add <vscale x 4 x i32> [[VEC_IND]], [[DOTSPLAT]]
; NO-VP-OUTLOOP-NEXT: [[TMP26:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[TMP26]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; NO-VP-OUTLOOP: middle.block:
; NO-VP-OUTLOOP-NEXT: [[TMP20:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[PREDPHI]])
; NO-VP-OUTLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-OUTLOOP: scalar.ph:
; NO-VP-OUTLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-OUTLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP20]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-OUTLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-OUTLOOP: for.body:
; NO-VP-OUTLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
; NO-VP-OUTLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ]
; NO-VP-OUTLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-OUTLOOP-NEXT: [[TMP21:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-OUTLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32
; NO-VP-OUTLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP21]], [[IV_TRUNC]]
; NO-VP-OUTLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]]
; NO-VP-OUTLOOP: if.then:
; NO-VP-OUTLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP21]]
; NO-VP-OUTLOOP-NEXT: br label [[FOR_INC]]
; NO-VP-OUTLOOP: for.inc:
; NO-VP-OUTLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ]
; NO-VP-OUTLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-OUTLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-OUTLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]]
; NO-VP-OUTLOOP: for.end:
; NO-VP-OUTLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP20]], [[MIDDLE_BLOCK]] ]
; NO-VP-OUTLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
; NO-VP-INLOOP-LABEL: define i32 @step_cond_add_pred(
; NO-VP-INLOOP-SAME: ptr [[A:%.*]], i64 [[N:%.*]], i32 [[START:%.*]]) #[[ATTR0]] {
; NO-VP-INLOOP-NEXT: entry:
; NO-VP-INLOOP-NEXT: [[TMP0:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP1:%.*]] = mul i64 [[TMP0]], 4
; NO-VP-INLOOP-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], [[TMP1]]
; NO-VP-INLOOP-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
; NO-VP-INLOOP: vector.ph:
; NO-VP-INLOOP-NEXT: [[TMP2:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP3:%.*]] = mul i64 [[TMP2]], 4
; NO-VP-INLOOP-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], [[TMP3]]
; NO-VP-INLOOP-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]]
; NO-VP-INLOOP-NEXT: [[TMP4:%.*]] = call i64 @llvm.vscale.i64()
; NO-VP-INLOOP-NEXT: [[TMP5:%.*]] = mul i64 [[TMP4]], 4
; NO-VP-INLOOP-NEXT: [[TMP6:%.*]] = call <vscale x 4 x i32> @llvm.stepvector.nxv4i32()
; NO-VP-INLOOP-NEXT: [[TMP7:%.*]] = add <vscale x 4 x i32> [[TMP6]], zeroinitializer
; NO-VP-INLOOP-NEXT: [[TMP8:%.*]] = mul <vscale x 4 x i32> [[TMP7]], shufflevector (<vscale x 4 x i32> insertelement (<vscale x 4 x i32> poison, i32 1, i64 0), <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer)
; NO-VP-INLOOP-NEXT: [[INDUCTION:%.*]] = add <vscale x 4 x i32> zeroinitializer, [[TMP8]]
; NO-VP-INLOOP-NEXT: [[TMP10:%.*]] = trunc i64 [[TMP5]] to i32
; NO-VP-INLOOP-NEXT: [[TMP11:%.*]] = mul i32 1, [[TMP10]]
; NO-VP-INLOOP-NEXT: [[DOTSPLATINSERT:%.*]] = insertelement <vscale x 4 x i32> poison, i32 [[TMP11]], i64 0
; NO-VP-INLOOP-NEXT: [[DOTSPLAT:%.*]] = shufflevector <vscale x 4 x i32> [[DOTSPLATINSERT]], <vscale x 4 x i32> poison, <vscale x 4 x i32> zeroinitializer
; NO-VP-INLOOP-NEXT: br label [[VECTOR_BODY:%.*]]
; NO-VP-INLOOP: vector.body:
; NO-VP-INLOOP-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[VEC_PHI:%.*]] = phi i32 [ [[START]], [[VECTOR_PH]] ], [ [[TMP18:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[VEC_IND:%.*]] = phi <vscale x 4 x i32> [ [[INDUCTION]], [[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], [[VECTOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[TMP12:%.*]] = add i64 [[INDEX]], 0
; NO-VP-INLOOP-NEXT: [[TMP13:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[TMP12]]
; NO-VP-INLOOP-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, ptr [[TMP13]], i32 0
; NO-VP-INLOOP-NEXT: [[WIDE_LOAD:%.*]] = load <vscale x 4 x i32>, ptr [[TMP14]], align 4
; NO-VP-INLOOP-NEXT: [[TMP15:%.*]] = icmp sgt <vscale x 4 x i32> [[WIDE_LOAD]], [[VEC_IND]]
; NO-VP-INLOOP-NEXT: [[TMP16:%.*]] = select <vscale x 4 x i1> [[TMP15]], <vscale x 4 x i32> [[WIDE_LOAD]], <vscale x 4 x i32> zeroinitializer
; NO-VP-INLOOP-NEXT: [[TMP17:%.*]] = call i32 @llvm.vector.reduce.add.nxv4i32(<vscale x 4 x i32> [[TMP16]])
; NO-VP-INLOOP-NEXT: [[TMP18]] = add i32 [[TMP17]], [[VEC_PHI]]
; NO-VP-INLOOP-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], [[TMP5]]
; NO-VP-INLOOP-NEXT: [[VEC_IND_NEXT]] = add <vscale x 4 x i32> [[VEC_IND]], [[DOTSPLAT]]
; NO-VP-INLOOP-NEXT: [[TMP19:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[TMP19]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP8:![0-9]+]]
; NO-VP-INLOOP: middle.block:
; NO-VP-INLOOP-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]]
; NO-VP-INLOOP-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
; NO-VP-INLOOP: scalar.ph:
; NO-VP-INLOOP-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
; NO-VP-INLOOP-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ [[TMP18]], [[MIDDLE_BLOCK]] ], [ [[START]], [[ENTRY]] ]
; NO-VP-INLOOP-NEXT: br label [[FOR_BODY:%.*]]
; NO-VP-INLOOP: for.body:
; NO-VP-INLOOP-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
; NO-VP-INLOOP-NEXT: [[RDX:%.*]] = phi i32 [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ], [ [[RDX_ADD:%.*]], [[FOR_INC]] ]
; NO-VP-INLOOP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[A]], i64 [[IV]]
; NO-VP-INLOOP-NEXT: [[TMP20:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; NO-VP-INLOOP-NEXT: [[IV_TRUNC:%.*]] = trunc i64 [[IV]] to i32
; NO-VP-INLOOP-NEXT: [[CMP:%.*]] = icmp sgt i32 [[TMP20]], [[IV_TRUNC]]
; NO-VP-INLOOP-NEXT: br i1 [[CMP]], label [[IF_THEN:%.*]], label [[FOR_INC]]
; NO-VP-INLOOP: if.then:
; NO-VP-INLOOP-NEXT: [[ADD_PRED:%.*]] = add nsw i32 [[RDX]], [[TMP20]]
; NO-VP-INLOOP-NEXT: br label [[FOR_INC]]
; NO-VP-INLOOP: for.inc:
; NO-VP-INLOOP-NEXT: [[RDX_ADD]] = phi i32 [ [[ADD_PRED]], [[IF_THEN]] ], [ [[RDX]], [[FOR_BODY]] ]
; NO-VP-INLOOP-NEXT: [[IV_NEXT]] = add nuw nsw i64 [[IV]], 1
; NO-VP-INLOOP-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]]
; NO-VP-INLOOP-NEXT: br i1 [[EXITCOND_NOT]], label [[FOR_END]], label [[FOR_BODY]], !llvm.loop [[LOOP9:![0-9]+]]
; NO-VP-INLOOP: for.end:
; NO-VP-INLOOP-NEXT: [[RDX_ADD_LCSSA:%.*]] = phi i32 [ [[RDX_ADD]], [[FOR_INC]] ], [ [[TMP18]], [[MIDDLE_BLOCK]] ]
; NO-VP-INLOOP-NEXT: ret i32 [[RDX_ADD_LCSSA]]
;
entry:
br label %for.body
for.body:
%iv = phi i64 [ 0, %entry ], [ %iv.next, %for.inc ]
%rdx = phi i32 [ %start, %entry ], [ %rdx.add, %for.inc ]
%arrayidx = getelementptr inbounds i32, ptr %a, i64 %iv
%0 = load i32, ptr %arrayidx, align 4
%iv.trunc = trunc i64 %iv to i32
%cmp = icmp sgt i32 %0, %iv.trunc
br i1 %cmp, label %if.then, label %for.inc
if.then:
%add.pred = add nsw i32 %rdx, %0
br label %for.inc
for.inc:
%rdx.add = phi i32 [ %add.pred, %if.then ], [ %rdx, %for.body ]
%iv.next = add nuw nsw i64 %iv, 1
%exitcond.not = icmp eq i64 %iv.next, %n
br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0
for.end:
ret i32 %rdx.add
}
!0 = distinct !{!0, !1}
!1 = !{!"llvm.loop.vectorize.enable", i1 true}
;.
; IF-EVL-OUTLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]]}
; IF-EVL-OUTLOOP: [[META1]] = !{!"llvm.loop.vectorize.enable", i1 true}
;.
; IF-EVL-INLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]}
; IF-EVL-INLOOP: [[META1]] = !{!"llvm.loop.isvectorized", i32 1}
; IF-EVL-INLOOP: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"}
; IF-EVL-INLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]}
; IF-EVL-INLOOP: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]}
; IF-EVL-INLOOP: [[LOOP5]] = distinct !{[[LOOP5]], [[META2]], [[META1]]}
; IF-EVL-INLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META7:![0-9]+]]}
; IF-EVL-INLOOP: [[META7]] = !{!"llvm.loop.vectorize.enable", i1 true}
;.
; NO-VP-OUTLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]}
; NO-VP-OUTLOOP: [[META1]] = !{!"llvm.loop.isvectorized", i32 1}
; NO-VP-OUTLOOP: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"}
; NO-VP-OUTLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]}
; NO-VP-OUTLOOP: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]}
; NO-VP-OUTLOOP: [[LOOP5]] = distinct !{[[LOOP5]], [[META2]], [[META1]]}
; NO-VP-OUTLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META1]], [[META2]]}
; NO-VP-OUTLOOP: [[LOOP7]] = distinct !{[[LOOP7]], [[META2]], [[META1]]}
; NO-VP-OUTLOOP: [[LOOP8]] = distinct !{[[LOOP8]], [[META1]], [[META2]]}
; NO-VP-OUTLOOP: [[LOOP9]] = distinct !{[[LOOP9]], [[META2]], [[META1]]}
;.
; NO-VP-INLOOP: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]}
; NO-VP-INLOOP: [[META1]] = !{!"llvm.loop.isvectorized", i32 1}
; NO-VP-INLOOP: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"}
; NO-VP-INLOOP: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]}
; NO-VP-INLOOP: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]}
; NO-VP-INLOOP: [[LOOP5]] = distinct !{[[LOOP5]], [[META2]], [[META1]]}
; NO-VP-INLOOP: [[LOOP6]] = distinct !{[[LOOP6]], [[META1]], [[META2]]}
; NO-VP-INLOOP: [[LOOP7]] = distinct !{[[LOOP7]], [[META2]], [[META1]]}
; NO-VP-INLOOP: [[LOOP8]] = distinct !{[[LOOP8]], [[META1]], [[META2]]}
; NO-VP-INLOOP: [[LOOP9]] = distinct !{[[LOOP9]], [[META2]], [[META1]]}
;.
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