; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 ; RUN: opt -passes='loop-vectorize,verify' -force-vector-width=8 -force-vector-interleave=1 -S %s | FileCheck --check-prefixes=VF8UF1 %s ; RUN: opt -passes='loop-vectorize,verify' -force-vector-width=8 -force-vector-interleave=2 -S %s | FileCheck --check-prefixes=VF8UF2 %s ; RUN: opt -passes='loop-vectorize,verify' -force-vector-width=16 -force-vector-interleave=1 -S %s | FileCheck --check-prefixes=VF16UF1 %s target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" ; Check if the vector loop condition can be simplified to true for a given ; VF/IC combination. define void @test_tc_less_than_16(ptr %A, i64 %N) { ; VF8UF1-LABEL: define void @test_tc_less_than_16( ; VF8UF1-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) { ; VF8UF1-NEXT: [[ENTRY:.*]]: ; VF8UF1-NEXT: [[AND:%.*]] = and i64 [[N]], 15 ; VF8UF1-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[AND]], 8 ; VF8UF1-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF1: [[VECTOR_PH]]: ; VF8UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[AND]], 8 ; VF8UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[AND]], [[N_MOD_VF]] ; VF8UF1-NEXT: [[TMP0:%.*]] = sub i64 [[AND]], [[N_VEC]] ; VF8UF1-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[N_VEC]] ; VF8UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF1: [[VECTOR_BODY]]: ; VF8UF1-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] ; VF8UF1-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 0 ; VF8UF1-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[A]], i64 [[TMP2]] ; VF8UF1-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i32 0 ; VF8UF1-NEXT: [[WIDE_LOAD:%.*]] = load <8 x i8>, ptr [[TMP3]], align 1 ; VF8UF1-NEXT: [[TMP4:%.*]] = add nsw <8 x i8> [[WIDE_LOAD]], splat (i8 10) ; VF8UF1-NEXT: store <8 x i8> [[TMP4]], ptr [[TMP3]], align 1 ; VF8UF1-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8 ; VF8UF1-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; VF8UF1-NEXT: br i1 [[TMP5]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; VF8UF1: [[MIDDLE_BLOCK]]: ; VF8UF1-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[AND]], [[N_VEC]] ; VF8UF1-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF8UF1: [[SCALAR_PH]]: ; VF8UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP0]], %[[MIDDLE_BLOCK]] ], [ [[AND]], %[[ENTRY]] ] ; VF8UF1-NEXT: [[BC_RESUME_VAL1:%.*]] = phi ptr [ [[TMP1]], %[[MIDDLE_BLOCK]] ], [ [[A]], %[[ENTRY]] ] ; VF8UF1-NEXT: br label %[[LOOP:.*]] ; VF8UF1: [[LOOP]]: ; VF8UF1-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF8UF1-NEXT: [[P_SRC:%.*]] = phi ptr [ [[BC_RESUME_VAL1]], %[[SCALAR_PH]] ], [ [[P_SRC_NEXT:%.*]], %[[LOOP]] ] ; VF8UF1-NEXT: [[P_SRC_NEXT]] = getelementptr inbounds i8, ptr [[P_SRC]], i64 1 ; VF8UF1-NEXT: [[L:%.*]] = load i8, ptr [[P_SRC]], align 1 ; VF8UF1-NEXT: [[ADD:%.*]] = add nsw i8 [[L]], 10 ; VF8UF1-NEXT: store i8 [[ADD]], ptr [[P_SRC]], align 1 ; VF8UF1-NEXT: [[IV_NEXT]] = add nsw i64 [[IV]], -1 ; VF8UF1-NEXT: [[CMP:%.*]] = icmp eq i64 [[IV_NEXT]], 0 ; VF8UF1-NEXT: br i1 [[CMP]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP3:![0-9]+]] ; VF8UF1: [[EXIT]]: ; VF8UF1-NEXT: ret void ; ; VF8UF2-LABEL: define void @test_tc_less_than_16( ; VF8UF2-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) { ; VF8UF2-NEXT: [[ENTRY:.*]]: ; VF8UF2-NEXT: [[AND:%.*]] = and i64 [[N]], 15 ; VF8UF2-NEXT: br i1 true, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF2: [[VECTOR_PH]]: ; VF8UF2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[AND]], 16 ; VF8UF2-NEXT: [[N_VEC:%.*]] = sub i64 [[AND]], [[N_MOD_VF]] ; VF8UF2-NEXT: [[TMP0:%.*]] = sub i64 [[AND]], [[N_VEC]] ; VF8UF2-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[N_VEC]] ; VF8UF2-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF2: [[VECTOR_BODY]]: ; VF8UF2-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[A]], i64 0 ; VF8UF2-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i32 0 ; VF8UF2-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i32 8 ; VF8UF2-NEXT: [[WIDE_LOAD:%.*]] = load <8 x i8>, ptr [[TMP2]], align 1 ; VF8UF2-NEXT: [[WIDE_LOAD1:%.*]] = load <8 x i8>, ptr [[TMP3]], align 1 ; VF8UF2-NEXT: [[TMP4:%.*]] = add nsw <8 x i8> [[WIDE_LOAD]], splat (i8 10) ; VF8UF2-NEXT: [[TMP5:%.*]] = add nsw <8 x i8> [[WIDE_LOAD1]], splat (i8 10) ; VF8UF2-NEXT: [[TMP6:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i32 0 ; VF8UF2-NEXT: [[TMP7:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i32 8 ; VF8UF2-NEXT: store <8 x i8> [[TMP4]], ptr [[TMP6]], align 1 ; VF8UF2-NEXT: store <8 x i8> [[TMP5]], ptr [[TMP7]], align 1 ; VF8UF2-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF8UF2: [[MIDDLE_BLOCK]]: ; VF8UF2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[AND]], [[N_VEC]] ; VF8UF2-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF8UF2: [[SCALAR_PH]]: ; VF8UF2-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP0]], %[[MIDDLE_BLOCK]] ], [ [[AND]], %[[ENTRY]] ] ; VF8UF2-NEXT: [[BC_RESUME_VAL2:%.*]] = phi ptr [ [[TMP1]], %[[MIDDLE_BLOCK]] ], [ [[A]], %[[ENTRY]] ] ; VF8UF2-NEXT: br label %[[LOOP:.*]] ; VF8UF2: [[LOOP]]: ; VF8UF2-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF8UF2-NEXT: [[P_SRC:%.*]] = phi ptr [ [[BC_RESUME_VAL2]], %[[SCALAR_PH]] ], [ [[P_SRC_NEXT:%.*]], %[[LOOP]] ] ; VF8UF2-NEXT: [[P_SRC_NEXT]] = getelementptr inbounds i8, ptr [[P_SRC]], i64 1 ; VF8UF2-NEXT: [[L:%.*]] = load i8, ptr [[P_SRC]], align 1 ; VF8UF2-NEXT: [[ADD:%.*]] = add nsw i8 [[L]], 10 ; VF8UF2-NEXT: store i8 [[ADD]], ptr [[P_SRC]], align 1 ; VF8UF2-NEXT: [[IV_NEXT]] = add nsw i64 [[IV]], -1 ; VF8UF2-NEXT: [[CMP:%.*]] = icmp eq i64 [[IV_NEXT]], 0 ; VF8UF2-NEXT: br i1 [[CMP]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP0:![0-9]+]] ; VF8UF2: [[EXIT]]: ; VF8UF2-NEXT: ret void ; ; VF16UF1-LABEL: define void @test_tc_less_than_16( ; VF16UF1-SAME: ptr [[A:%.*]], i64 [[N:%.*]]) { ; VF16UF1-NEXT: [[ENTRY:.*]]: ; VF16UF1-NEXT: [[AND:%.*]] = and i64 [[N]], 15 ; VF16UF1-NEXT: br i1 true, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF16UF1: [[VECTOR_PH]]: ; VF16UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[AND]], 16 ; VF16UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[AND]], [[N_MOD_VF]] ; VF16UF1-NEXT: [[TMP0:%.*]] = sub i64 [[AND]], [[N_VEC]] ; VF16UF1-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[A]], i64 [[N_VEC]] ; VF16UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF16UF1: [[VECTOR_BODY]]: ; VF16UF1-NEXT: [[NEXT_GEP:%.*]] = getelementptr i8, ptr [[A]], i64 0 ; VF16UF1-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i32 0 ; VF16UF1-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP2]], align 1 ; VF16UF1-NEXT: [[TMP3:%.*]] = add nsw <16 x i8> [[WIDE_LOAD]], splat (i8 10) ; VF16UF1-NEXT: [[TMP4:%.*]] = getelementptr i8, ptr [[NEXT_GEP]], i32 0 ; VF16UF1-NEXT: store <16 x i8> [[TMP3]], ptr [[TMP4]], align 1 ; VF16UF1-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF16UF1: [[MIDDLE_BLOCK]]: ; VF16UF1-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[AND]], [[N_VEC]] ; VF16UF1-NEXT: br i1 [[CMP_N]], label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF16UF1: [[SCALAR_PH]]: ; VF16UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP0]], %[[MIDDLE_BLOCK]] ], [ [[AND]], %[[ENTRY]] ] ; VF16UF1-NEXT: [[BC_RESUME_VAL1:%.*]] = phi ptr [ [[TMP1]], %[[MIDDLE_BLOCK]] ], [ [[A]], %[[ENTRY]] ] ; VF16UF1-NEXT: br label %[[LOOP:.*]] ; VF16UF1: [[LOOP]]: ; VF16UF1-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF16UF1-NEXT: [[P_SRC:%.*]] = phi ptr [ [[BC_RESUME_VAL1]], %[[SCALAR_PH]] ], [ [[P_SRC_NEXT:%.*]], %[[LOOP]] ] ; VF16UF1-NEXT: [[P_SRC_NEXT]] = getelementptr inbounds i8, ptr [[P_SRC]], i64 1 ; VF16UF1-NEXT: [[L:%.*]] = load i8, ptr [[P_SRC]], align 1 ; VF16UF1-NEXT: [[ADD:%.*]] = add nsw i8 [[L]], 10 ; VF16UF1-NEXT: store i8 [[ADD]], ptr [[P_SRC]], align 1 ; VF16UF1-NEXT: [[IV_NEXT]] = add nsw i64 [[IV]], -1 ; VF16UF1-NEXT: [[CMP:%.*]] = icmp eq i64 [[IV_NEXT]], 0 ; VF16UF1-NEXT: br i1 [[CMP]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP0:![0-9]+]] ; VF16UF1: [[EXIT]]: ; VF16UF1-NEXT: ret void ; entry: %and = and i64 %N, 15 br label %loop loop: %iv = phi i64 [ %and, %entry ], [ %iv.next, %loop ] %p.src = phi ptr [ %A, %entry ], [ %p.src.next, %loop ] %p.src.next = getelementptr inbounds i8, ptr %p.src, i64 1 %l = load i8, ptr %p.src, align 1 %add = add nsw i8 %l, 10 store i8 %add, ptr %p.src %iv.next = add nsw i64 %iv, -1 %cmp = icmp eq i64 %iv.next, 0 br i1 %cmp, label %exit, label %loop exit: ret void } define void @remove_loop_region_with_replicate_recipe(ptr %dst, i64 range(i64 5, 10) %N) { ; VF8UF1-LABEL: define void @remove_loop_region_with_replicate_recipe( ; VF8UF1-SAME: ptr [[DST:%.*]], i64 range(i64 5, 10) [[N:%.*]]) { ; VF8UF1-NEXT: [[ENTRY:.*]]: ; VF8UF1-NEXT: [[TMP0:%.*]] = add nsw i64 [[N]], -2 ; VF8UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF1: [[VECTOR_PH]]: ; VF8UF1-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP0]], 7 ; VF8UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 8 ; VF8UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; VF8UF1-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[TMP0]], 1 ; VF8UF1-NEXT: [[TMP1:%.*]] = add i64 2, [[N_VEC]] ; VF8UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF1: [[VECTOR_BODY]]: ; VF8UF1-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <8 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 ; VF8UF1-NEXT: [[BROADCAST_SPLAT1:%.*]] = shufflevector <8 x i64> [[BROADCAST_SPLATINSERT1]], <8 x i64> poison, <8 x i32> zeroinitializer ; VF8UF1-NEXT: [[TMP2:%.*]] = icmp ule <8 x i64> , [[BROADCAST_SPLAT1]] ; VF8UF1-NEXT: [[TMP3:%.*]] = extractelement <8 x i1> [[TMP2]], i32 0 ; VF8UF1-NEXT: br i1 [[TMP3]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] ; VF8UF1: [[PRED_STORE_IF]]: ; VF8UF1-NEXT: [[TMP4:%.*]] = getelementptr i16, ptr [[DST]], i64 2 ; VF8UF1-NEXT: store i16 0, ptr [[TMP4]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE]] ; VF8UF1: [[PRED_STORE_CONTINUE]]: ; VF8UF1-NEXT: [[TMP5:%.*]] = extractelement <8 x i1> [[TMP2]], i32 1 ; VF8UF1-NEXT: br i1 [[TMP5]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] ; VF8UF1: [[PRED_STORE_IF1]]: ; VF8UF1-NEXT: [[TMP6:%.*]] = getelementptr i16, ptr [[DST]], i64 3 ; VF8UF1-NEXT: store i16 0, ptr [[TMP6]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE2]] ; VF8UF1: [[PRED_STORE_CONTINUE2]]: ; VF8UF1-NEXT: [[TMP7:%.*]] = extractelement <8 x i1> [[TMP2]], i32 2 ; VF8UF1-NEXT: br i1 [[TMP7]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] ; VF8UF1: [[PRED_STORE_IF3]]: ; VF8UF1-NEXT: [[TMP8:%.*]] = getelementptr i16, ptr [[DST]], i64 4 ; VF8UF1-NEXT: store i16 0, ptr [[TMP8]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE4]] ; VF8UF1: [[PRED_STORE_CONTINUE4]]: ; VF8UF1-NEXT: [[TMP9:%.*]] = extractelement <8 x i1> [[TMP2]], i32 3 ; VF8UF1-NEXT: br i1 [[TMP9]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6:.*]] ; VF8UF1: [[PRED_STORE_IF5]]: ; VF8UF1-NEXT: [[TMP10:%.*]] = getelementptr i16, ptr [[DST]], i64 5 ; VF8UF1-NEXT: store i16 0, ptr [[TMP10]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE6]] ; VF8UF1: [[PRED_STORE_CONTINUE6]]: ; VF8UF1-NEXT: [[TMP11:%.*]] = extractelement <8 x i1> [[TMP2]], i32 4 ; VF8UF1-NEXT: br i1 [[TMP11]], label %[[PRED_STORE_IF7:.*]], label %[[PRED_STORE_CONTINUE8:.*]] ; VF8UF1: [[PRED_STORE_IF7]]: ; VF8UF1-NEXT: [[TMP12:%.*]] = getelementptr i16, ptr [[DST]], i64 6 ; VF8UF1-NEXT: store i16 0, ptr [[TMP12]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE8]] ; VF8UF1: [[PRED_STORE_CONTINUE8]]: ; VF8UF1-NEXT: [[TMP13:%.*]] = extractelement <8 x i1> [[TMP2]], i32 5 ; VF8UF1-NEXT: br i1 [[TMP13]], label %[[PRED_STORE_IF9:.*]], label %[[PRED_STORE_CONTINUE10:.*]] ; VF8UF1: [[PRED_STORE_IF9]]: ; VF8UF1-NEXT: [[TMP14:%.*]] = getelementptr i16, ptr [[DST]], i64 7 ; VF8UF1-NEXT: store i16 0, ptr [[TMP14]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE10]] ; VF8UF1: [[PRED_STORE_CONTINUE10]]: ; VF8UF1-NEXT: [[TMP15:%.*]] = extractelement <8 x i1> [[TMP2]], i32 6 ; VF8UF1-NEXT: br i1 [[TMP15]], label %[[PRED_STORE_IF11:.*]], label %[[PRED_STORE_CONTINUE12:.*]] ; VF8UF1: [[PRED_STORE_IF11]]: ; VF8UF1-NEXT: [[TMP16:%.*]] = getelementptr i16, ptr [[DST]], i64 8 ; VF8UF1-NEXT: store i16 0, ptr [[TMP16]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE12]] ; VF8UF1: [[PRED_STORE_CONTINUE12]]: ; VF8UF1-NEXT: [[TMP17:%.*]] = extractelement <8 x i1> [[TMP2]], i32 7 ; VF8UF1-NEXT: br i1 [[TMP17]], label %[[PRED_STORE_IF13:.*]], label %[[PRED_STORE_CONTINUE14:.*]] ; VF8UF1: [[PRED_STORE_IF13]]: ; VF8UF1-NEXT: [[TMP18:%.*]] = getelementptr i16, ptr [[DST]], i64 9 ; VF8UF1-NEXT: store i16 0, ptr [[TMP18]], align 2 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE14]] ; VF8UF1: [[PRED_STORE_CONTINUE14]]: ; VF8UF1-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF8UF1: [[MIDDLE_BLOCK]]: ; VF8UF1-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF8UF1: [[SCALAR_PH]]: ; VF8UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP1]], %[[MIDDLE_BLOCK]] ], [ 2, %[[ENTRY]] ] ; VF8UF1-NEXT: br label %[[LOOP:.*]] ; VF8UF1: [[LOOP]]: ; VF8UF1-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF8UF1-NEXT: [[GEP_DST:%.*]] = getelementptr i16, ptr [[DST]], i64 [[IV]] ; VF8UF1-NEXT: store i16 0, ptr [[GEP_DST]], align 2 ; VF8UF1-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1 ; VF8UF1-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; VF8UF1-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP4:![0-9]+]] ; VF8UF1: [[EXIT]]: ; VF8UF1-NEXT: ret void ; ; VF8UF2-LABEL: define void @remove_loop_region_with_replicate_recipe( ; VF8UF2-SAME: ptr [[DST:%.*]], i64 range(i64 5, 10) [[N:%.*]]) { ; VF8UF2-NEXT: [[ENTRY:.*]]: ; VF8UF2-NEXT: [[TMP0:%.*]] = add nsw i64 [[N]], -2 ; VF8UF2-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF2: [[VECTOR_PH]]: ; VF8UF2-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP0]], 15 ; VF8UF2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 16 ; VF8UF2-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; VF8UF2-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[TMP0]], 1 ; VF8UF2-NEXT: [[TMP1:%.*]] = add i64 2, [[N_VEC]] ; VF8UF2-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF2: [[VECTOR_BODY]]: ; VF8UF2-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <8 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 ; VF8UF2-NEXT: [[BROADCAST_SPLAT1:%.*]] = shufflevector <8 x i64> [[BROADCAST_SPLATINSERT1]], <8 x i64> poison, <8 x i32> zeroinitializer ; VF8UF2-NEXT: [[TMP2:%.*]] = icmp ule <8 x i64> , [[BROADCAST_SPLAT1]] ; VF8UF2-NEXT: [[TMP3:%.*]] = icmp ule <8 x i64> , [[BROADCAST_SPLAT1]] ; VF8UF2-NEXT: [[TMP4:%.*]] = extractelement <8 x i1> [[TMP2]], i32 0 ; VF8UF2-NEXT: br i1 [[TMP4]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] ; VF8UF2: [[PRED_STORE_IF]]: ; VF8UF2-NEXT: [[TMP5:%.*]] = getelementptr i16, ptr [[DST]], i64 2 ; VF8UF2-NEXT: store i16 0, ptr [[TMP5]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE]] ; VF8UF2: [[PRED_STORE_CONTINUE]]: ; VF8UF2-NEXT: [[TMP6:%.*]] = extractelement <8 x i1> [[TMP2]], i32 1 ; VF8UF2-NEXT: br i1 [[TMP6]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] ; VF8UF2: [[PRED_STORE_IF1]]: ; VF8UF2-NEXT: [[TMP7:%.*]] = getelementptr i16, ptr [[DST]], i64 3 ; VF8UF2-NEXT: store i16 0, ptr [[TMP7]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE2]] ; VF8UF2: [[PRED_STORE_CONTINUE2]]: ; VF8UF2-NEXT: [[TMP8:%.*]] = extractelement <8 x i1> [[TMP2]], i32 2 ; VF8UF2-NEXT: br i1 [[TMP8]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] ; VF8UF2: [[PRED_STORE_IF3]]: ; VF8UF2-NEXT: [[TMP9:%.*]] = getelementptr i16, ptr [[DST]], i64 4 ; VF8UF2-NEXT: store i16 0, ptr [[TMP9]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE4]] ; VF8UF2: [[PRED_STORE_CONTINUE4]]: ; VF8UF2-NEXT: [[TMP10:%.*]] = extractelement <8 x i1> [[TMP2]], i32 3 ; VF8UF2-NEXT: br i1 [[TMP10]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6:.*]] ; VF8UF2: [[PRED_STORE_IF5]]: ; VF8UF2-NEXT: [[TMP11:%.*]] = getelementptr i16, ptr [[DST]], i64 5 ; VF8UF2-NEXT: store i16 0, ptr [[TMP11]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE6]] ; VF8UF2: [[PRED_STORE_CONTINUE6]]: ; VF8UF2-NEXT: [[TMP12:%.*]] = extractelement <8 x i1> [[TMP2]], i32 4 ; VF8UF2-NEXT: br i1 [[TMP12]], label %[[PRED_STORE_IF7:.*]], label %[[PRED_STORE_CONTINUE8:.*]] ; VF8UF2: [[PRED_STORE_IF7]]: ; VF8UF2-NEXT: [[TMP13:%.*]] = getelementptr i16, ptr [[DST]], i64 6 ; VF8UF2-NEXT: store i16 0, ptr [[TMP13]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE8]] ; VF8UF2: [[PRED_STORE_CONTINUE8]]: ; VF8UF2-NEXT: [[TMP14:%.*]] = extractelement <8 x i1> [[TMP2]], i32 5 ; VF8UF2-NEXT: br i1 [[TMP14]], label %[[PRED_STORE_IF9:.*]], label %[[PRED_STORE_CONTINUE10:.*]] ; VF8UF2: [[PRED_STORE_IF9]]: ; VF8UF2-NEXT: [[TMP15:%.*]] = getelementptr i16, ptr [[DST]], i64 7 ; VF8UF2-NEXT: store i16 0, ptr [[TMP15]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE10]] ; VF8UF2: [[PRED_STORE_CONTINUE10]]: ; VF8UF2-NEXT: [[TMP16:%.*]] = extractelement <8 x i1> [[TMP2]], i32 6 ; VF8UF2-NEXT: br i1 [[TMP16]], label %[[PRED_STORE_IF11:.*]], label %[[PRED_STORE_CONTINUE12:.*]] ; VF8UF2: [[PRED_STORE_IF11]]: ; VF8UF2-NEXT: [[TMP17:%.*]] = getelementptr i16, ptr [[DST]], i64 8 ; VF8UF2-NEXT: store i16 0, ptr [[TMP17]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE12]] ; VF8UF2: [[PRED_STORE_CONTINUE12]]: ; VF8UF2-NEXT: [[TMP18:%.*]] = extractelement <8 x i1> [[TMP2]], i32 7 ; VF8UF2-NEXT: br i1 [[TMP18]], label %[[PRED_STORE_IF13:.*]], label %[[PRED_STORE_CONTINUE14:.*]] ; VF8UF2: [[PRED_STORE_IF13]]: ; VF8UF2-NEXT: [[TMP19:%.*]] = getelementptr i16, ptr [[DST]], i64 9 ; VF8UF2-NEXT: store i16 0, ptr [[TMP19]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE14]] ; VF8UF2: [[PRED_STORE_CONTINUE14]]: ; VF8UF2-NEXT: [[TMP20:%.*]] = extractelement <8 x i1> [[TMP3]], i32 0 ; VF8UF2-NEXT: br i1 [[TMP20]], label %[[PRED_STORE_IF15:.*]], label %[[PRED_STORE_CONTINUE16:.*]] ; VF8UF2: [[PRED_STORE_IF15]]: ; VF8UF2-NEXT: [[TMP21:%.*]] = getelementptr i16, ptr [[DST]], i64 10 ; VF8UF2-NEXT: store i16 0, ptr [[TMP21]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE16]] ; VF8UF2: [[PRED_STORE_CONTINUE16]]: ; VF8UF2-NEXT: [[TMP22:%.*]] = extractelement <8 x i1> [[TMP3]], i32 1 ; VF8UF2-NEXT: br i1 [[TMP22]], label %[[PRED_STORE_IF17:.*]], label %[[PRED_STORE_CONTINUE18:.*]] ; VF8UF2: [[PRED_STORE_IF17]]: ; VF8UF2-NEXT: [[TMP23:%.*]] = getelementptr i16, ptr [[DST]], i64 11 ; VF8UF2-NEXT: store i16 0, ptr [[TMP23]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE18]] ; VF8UF2: [[PRED_STORE_CONTINUE18]]: ; VF8UF2-NEXT: [[TMP24:%.*]] = extractelement <8 x i1> [[TMP3]], i32 2 ; VF8UF2-NEXT: br i1 [[TMP24]], label %[[PRED_STORE_IF19:.*]], label %[[PRED_STORE_CONTINUE20:.*]] ; VF8UF2: [[PRED_STORE_IF19]]: ; VF8UF2-NEXT: [[TMP25:%.*]] = getelementptr i16, ptr [[DST]], i64 12 ; VF8UF2-NEXT: store i16 0, ptr [[TMP25]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE20]] ; VF8UF2: [[PRED_STORE_CONTINUE20]]: ; VF8UF2-NEXT: [[TMP26:%.*]] = extractelement <8 x i1> [[TMP3]], i32 3 ; VF8UF2-NEXT: br i1 [[TMP26]], label %[[PRED_STORE_IF21:.*]], label %[[PRED_STORE_CONTINUE22:.*]] ; VF8UF2: [[PRED_STORE_IF21]]: ; VF8UF2-NEXT: [[TMP27:%.*]] = getelementptr i16, ptr [[DST]], i64 13 ; VF8UF2-NEXT: store i16 0, ptr [[TMP27]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE22]] ; VF8UF2: [[PRED_STORE_CONTINUE22]]: ; VF8UF2-NEXT: [[TMP28:%.*]] = extractelement <8 x i1> [[TMP3]], i32 4 ; VF8UF2-NEXT: br i1 [[TMP28]], label %[[PRED_STORE_IF23:.*]], label %[[PRED_STORE_CONTINUE24:.*]] ; VF8UF2: [[PRED_STORE_IF23]]: ; VF8UF2-NEXT: [[TMP29:%.*]] = getelementptr i16, ptr [[DST]], i64 14 ; VF8UF2-NEXT: store i16 0, ptr [[TMP29]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE24]] ; VF8UF2: [[PRED_STORE_CONTINUE24]]: ; VF8UF2-NEXT: [[TMP30:%.*]] = extractelement <8 x i1> [[TMP3]], i32 5 ; VF8UF2-NEXT: br i1 [[TMP30]], label %[[PRED_STORE_IF25:.*]], label %[[PRED_STORE_CONTINUE26:.*]] ; VF8UF2: [[PRED_STORE_IF25]]: ; VF8UF2-NEXT: [[TMP31:%.*]] = getelementptr i16, ptr [[DST]], i64 15 ; VF8UF2-NEXT: store i16 0, ptr [[TMP31]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE26]] ; VF8UF2: [[PRED_STORE_CONTINUE26]]: ; VF8UF2-NEXT: [[TMP32:%.*]] = extractelement <8 x i1> [[TMP3]], i32 6 ; VF8UF2-NEXT: br i1 [[TMP32]], label %[[PRED_STORE_IF27:.*]], label %[[PRED_STORE_CONTINUE28:.*]] ; VF8UF2: [[PRED_STORE_IF27]]: ; VF8UF2-NEXT: [[TMP33:%.*]] = getelementptr i16, ptr [[DST]], i64 16 ; VF8UF2-NEXT: store i16 0, ptr [[TMP33]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE28]] ; VF8UF2: [[PRED_STORE_CONTINUE28]]: ; VF8UF2-NEXT: [[TMP34:%.*]] = extractelement <8 x i1> [[TMP3]], i32 7 ; VF8UF2-NEXT: br i1 [[TMP34]], label %[[PRED_STORE_IF29:.*]], label %[[PRED_STORE_CONTINUE30:.*]] ; VF8UF2: [[PRED_STORE_IF29]]: ; VF8UF2-NEXT: [[TMP35:%.*]] = getelementptr i16, ptr [[DST]], i64 17 ; VF8UF2-NEXT: store i16 0, ptr [[TMP35]], align 2 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE30]] ; VF8UF2: [[PRED_STORE_CONTINUE30]]: ; VF8UF2-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF8UF2: [[MIDDLE_BLOCK]]: ; VF8UF2-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF8UF2: [[SCALAR_PH]]: ; VF8UF2-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP1]], %[[MIDDLE_BLOCK]] ], [ 2, %[[ENTRY]] ] ; VF8UF2-NEXT: br label %[[LOOP:.*]] ; VF8UF2: [[LOOP]]: ; VF8UF2-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF8UF2-NEXT: [[GEP_DST:%.*]] = getelementptr i16, ptr [[DST]], i64 [[IV]] ; VF8UF2-NEXT: store i16 0, ptr [[GEP_DST]], align 2 ; VF8UF2-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1 ; VF8UF2-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; VF8UF2-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP3:![0-9]+]] ; VF8UF2: [[EXIT]]: ; VF8UF2-NEXT: ret void ; ; VF16UF1-LABEL: define void @remove_loop_region_with_replicate_recipe( ; VF16UF1-SAME: ptr [[DST:%.*]], i64 range(i64 5, 10) [[N:%.*]]) { ; VF16UF1-NEXT: [[ENTRY:.*]]: ; VF16UF1-NEXT: [[TMP0:%.*]] = add nsw i64 [[N]], -2 ; VF16UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF16UF1: [[VECTOR_PH]]: ; VF16UF1-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP0]], 15 ; VF16UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 16 ; VF16UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; VF16UF1-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[TMP0]], 1 ; VF16UF1-NEXT: [[TMP1:%.*]] = add i64 2, [[N_VEC]] ; VF16UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF16UF1: [[VECTOR_BODY]]: ; VF16UF1-NEXT: [[BROADCAST_SPLATINSERT1:%.*]] = insertelement <16 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 ; VF16UF1-NEXT: [[BROADCAST_SPLAT1:%.*]] = shufflevector <16 x i64> [[BROADCAST_SPLATINSERT1]], <16 x i64> poison, <16 x i32> zeroinitializer ; VF16UF1-NEXT: [[TMP2:%.*]] = icmp ule <16 x i64> , [[BROADCAST_SPLAT1]] ; VF16UF1-NEXT: [[TMP3:%.*]] = extractelement <16 x i1> [[TMP2]], i32 0 ; VF16UF1-NEXT: br i1 [[TMP3]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] ; VF16UF1: [[PRED_STORE_IF]]: ; VF16UF1-NEXT: [[TMP4:%.*]] = getelementptr i16, ptr [[DST]], i64 2 ; VF16UF1-NEXT: store i16 0, ptr [[TMP4]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE]] ; VF16UF1: [[PRED_STORE_CONTINUE]]: ; VF16UF1-NEXT: [[TMP5:%.*]] = extractelement <16 x i1> [[TMP2]], i32 1 ; VF16UF1-NEXT: br i1 [[TMP5]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] ; VF16UF1: [[PRED_STORE_IF1]]: ; VF16UF1-NEXT: [[TMP6:%.*]] = getelementptr i16, ptr [[DST]], i64 3 ; VF16UF1-NEXT: store i16 0, ptr [[TMP6]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE2]] ; VF16UF1: [[PRED_STORE_CONTINUE2]]: ; VF16UF1-NEXT: [[TMP7:%.*]] = extractelement <16 x i1> [[TMP2]], i32 2 ; VF16UF1-NEXT: br i1 [[TMP7]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] ; VF16UF1: [[PRED_STORE_IF3]]: ; VF16UF1-NEXT: [[TMP8:%.*]] = getelementptr i16, ptr [[DST]], i64 4 ; VF16UF1-NEXT: store i16 0, ptr [[TMP8]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE4]] ; VF16UF1: [[PRED_STORE_CONTINUE4]]: ; VF16UF1-NEXT: [[TMP9:%.*]] = extractelement <16 x i1> [[TMP2]], i32 3 ; VF16UF1-NEXT: br i1 [[TMP9]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6:.*]] ; VF16UF1: [[PRED_STORE_IF5]]: ; VF16UF1-NEXT: [[TMP10:%.*]] = getelementptr i16, ptr [[DST]], i64 5 ; VF16UF1-NEXT: store i16 0, ptr [[TMP10]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE6]] ; VF16UF1: [[PRED_STORE_CONTINUE6]]: ; VF16UF1-NEXT: [[TMP11:%.*]] = extractelement <16 x i1> [[TMP2]], i32 4 ; VF16UF1-NEXT: br i1 [[TMP11]], label %[[PRED_STORE_IF7:.*]], label %[[PRED_STORE_CONTINUE8:.*]] ; VF16UF1: [[PRED_STORE_IF7]]: ; VF16UF1-NEXT: [[TMP12:%.*]] = getelementptr i16, ptr [[DST]], i64 6 ; VF16UF1-NEXT: store i16 0, ptr [[TMP12]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE8]] ; VF16UF1: [[PRED_STORE_CONTINUE8]]: ; VF16UF1-NEXT: [[TMP13:%.*]] = extractelement <16 x i1> [[TMP2]], i32 5 ; VF16UF1-NEXT: br i1 [[TMP13]], label %[[PRED_STORE_IF9:.*]], label %[[PRED_STORE_CONTINUE10:.*]] ; VF16UF1: [[PRED_STORE_IF9]]: ; VF16UF1-NEXT: [[TMP14:%.*]] = getelementptr i16, ptr [[DST]], i64 7 ; VF16UF1-NEXT: store i16 0, ptr [[TMP14]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE10]] ; VF16UF1: [[PRED_STORE_CONTINUE10]]: ; VF16UF1-NEXT: [[TMP15:%.*]] = extractelement <16 x i1> [[TMP2]], i32 6 ; VF16UF1-NEXT: br i1 [[TMP15]], label %[[PRED_STORE_IF11:.*]], label %[[PRED_STORE_CONTINUE12:.*]] ; VF16UF1: [[PRED_STORE_IF11]]: ; VF16UF1-NEXT: [[TMP16:%.*]] = getelementptr i16, ptr [[DST]], i64 8 ; VF16UF1-NEXT: store i16 0, ptr [[TMP16]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE12]] ; VF16UF1: [[PRED_STORE_CONTINUE12]]: ; VF16UF1-NEXT: [[TMP17:%.*]] = extractelement <16 x i1> [[TMP2]], i32 7 ; VF16UF1-NEXT: br i1 [[TMP17]], label %[[PRED_STORE_IF13:.*]], label %[[PRED_STORE_CONTINUE14:.*]] ; VF16UF1: [[PRED_STORE_IF13]]: ; VF16UF1-NEXT: [[TMP18:%.*]] = getelementptr i16, ptr [[DST]], i64 9 ; VF16UF1-NEXT: store i16 0, ptr [[TMP18]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE14]] ; VF16UF1: [[PRED_STORE_CONTINUE14]]: ; VF16UF1-NEXT: [[TMP19:%.*]] = extractelement <16 x i1> [[TMP2]], i32 8 ; VF16UF1-NEXT: br i1 [[TMP19]], label %[[PRED_STORE_IF15:.*]], label %[[PRED_STORE_CONTINUE16:.*]] ; VF16UF1: [[PRED_STORE_IF15]]: ; VF16UF1-NEXT: [[TMP20:%.*]] = getelementptr i16, ptr [[DST]], i64 10 ; VF16UF1-NEXT: store i16 0, ptr [[TMP20]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE16]] ; VF16UF1: [[PRED_STORE_CONTINUE16]]: ; VF16UF1-NEXT: [[TMP21:%.*]] = extractelement <16 x i1> [[TMP2]], i32 9 ; VF16UF1-NEXT: br i1 [[TMP21]], label %[[PRED_STORE_IF17:.*]], label %[[PRED_STORE_CONTINUE18:.*]] ; VF16UF1: [[PRED_STORE_IF17]]: ; VF16UF1-NEXT: [[TMP22:%.*]] = getelementptr i16, ptr [[DST]], i64 11 ; VF16UF1-NEXT: store i16 0, ptr [[TMP22]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE18]] ; VF16UF1: [[PRED_STORE_CONTINUE18]]: ; VF16UF1-NEXT: [[TMP23:%.*]] = extractelement <16 x i1> [[TMP2]], i32 10 ; VF16UF1-NEXT: br i1 [[TMP23]], label %[[PRED_STORE_IF19:.*]], label %[[PRED_STORE_CONTINUE20:.*]] ; VF16UF1: [[PRED_STORE_IF19]]: ; VF16UF1-NEXT: [[TMP24:%.*]] = getelementptr i16, ptr [[DST]], i64 12 ; VF16UF1-NEXT: store i16 0, ptr [[TMP24]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE20]] ; VF16UF1: [[PRED_STORE_CONTINUE20]]: ; VF16UF1-NEXT: [[TMP25:%.*]] = extractelement <16 x i1> [[TMP2]], i32 11 ; VF16UF1-NEXT: br i1 [[TMP25]], label %[[PRED_STORE_IF21:.*]], label %[[PRED_STORE_CONTINUE22:.*]] ; VF16UF1: [[PRED_STORE_IF21]]: ; VF16UF1-NEXT: [[TMP26:%.*]] = getelementptr i16, ptr [[DST]], i64 13 ; VF16UF1-NEXT: store i16 0, ptr [[TMP26]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE22]] ; VF16UF1: [[PRED_STORE_CONTINUE22]]: ; VF16UF1-NEXT: [[TMP27:%.*]] = extractelement <16 x i1> [[TMP2]], i32 12 ; VF16UF1-NEXT: br i1 [[TMP27]], label %[[PRED_STORE_IF23:.*]], label %[[PRED_STORE_CONTINUE24:.*]] ; VF16UF1: [[PRED_STORE_IF23]]: ; VF16UF1-NEXT: [[TMP28:%.*]] = getelementptr i16, ptr [[DST]], i64 14 ; VF16UF1-NEXT: store i16 0, ptr [[TMP28]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE24]] ; VF16UF1: [[PRED_STORE_CONTINUE24]]: ; VF16UF1-NEXT: [[TMP29:%.*]] = extractelement <16 x i1> [[TMP2]], i32 13 ; VF16UF1-NEXT: br i1 [[TMP29]], label %[[PRED_STORE_IF25:.*]], label %[[PRED_STORE_CONTINUE26:.*]] ; VF16UF1: [[PRED_STORE_IF25]]: ; VF16UF1-NEXT: [[TMP30:%.*]] = getelementptr i16, ptr [[DST]], i64 15 ; VF16UF1-NEXT: store i16 0, ptr [[TMP30]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE26]] ; VF16UF1: [[PRED_STORE_CONTINUE26]]: ; VF16UF1-NEXT: [[TMP31:%.*]] = extractelement <16 x i1> [[TMP2]], i32 14 ; VF16UF1-NEXT: br i1 [[TMP31]], label %[[PRED_STORE_IF27:.*]], label %[[PRED_STORE_CONTINUE28:.*]] ; VF16UF1: [[PRED_STORE_IF27]]: ; VF16UF1-NEXT: [[TMP32:%.*]] = getelementptr i16, ptr [[DST]], i64 16 ; VF16UF1-NEXT: store i16 0, ptr [[TMP32]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE28]] ; VF16UF1: [[PRED_STORE_CONTINUE28]]: ; VF16UF1-NEXT: [[TMP33:%.*]] = extractelement <16 x i1> [[TMP2]], i32 15 ; VF16UF1-NEXT: br i1 [[TMP33]], label %[[PRED_STORE_IF29:.*]], label %[[PRED_STORE_CONTINUE30:.*]] ; VF16UF1: [[PRED_STORE_IF29]]: ; VF16UF1-NEXT: [[TMP34:%.*]] = getelementptr i16, ptr [[DST]], i64 17 ; VF16UF1-NEXT: store i16 0, ptr [[TMP34]], align 2 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE30]] ; VF16UF1: [[PRED_STORE_CONTINUE30]]: ; VF16UF1-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF16UF1: [[MIDDLE_BLOCK]]: ; VF16UF1-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF16UF1: [[SCALAR_PH]]: ; VF16UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP1]], %[[MIDDLE_BLOCK]] ], [ 2, %[[ENTRY]] ] ; VF16UF1-NEXT: br label %[[LOOP:.*]] ; VF16UF1: [[LOOP]]: ; VF16UF1-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF16UF1-NEXT: [[GEP_DST:%.*]] = getelementptr i16, ptr [[DST]], i64 [[IV]] ; VF16UF1-NEXT: store i16 0, ptr [[GEP_DST]], align 2 ; VF16UF1-NEXT: [[IV_NEXT]] = add i64 [[IV]], 1 ; VF16UF1-NEXT: [[EC:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; VF16UF1-NEXT: br i1 [[EC]], label %[[EXIT]], label %[[LOOP]], !llvm.loop [[LOOP3:![0-9]+]] ; VF16UF1: [[EXIT]]: ; VF16UF1-NEXT: ret void ; entry: br label %loop loop: %iv = phi i64 [ 2, %entry ], [ %iv.next, %loop ] %gep.dst = getelementptr i16, ptr %dst, i64 %iv store i16 0, ptr %gep.dst, align 2 %iv.next = add i64 %iv, 1 %ec = icmp eq i64 %iv.next, %N br i1 %ec, label %exit, label %loop exit: ret void } declare i1 @cond() define void @remove_loop_region_outer_loop(i64 range(i64 8, 17) %N, ptr noalias %src, ptr %dst) { ; VF8UF1-LABEL: define void @remove_loop_region_outer_loop( ; VF8UF1-SAME: i64 range(i64 8, 17) [[N:%.*]], ptr noalias [[SRC:%.*]], ptr [[DST:%.*]]) { ; VF8UF1-NEXT: [[ENTRY:.*]]: ; VF8UF1-NEXT: br label %[[OUTER_HEADER:.*]] ; VF8UF1: [[OUTER_HEADER]]: ; VF8UF1-NEXT: [[OUTER_IV:%.*]] = phi ptr [ [[SRC]], %[[ENTRY]] ], [ [[OUTER_IV_NEXT:%.*]], %[[OUTER_LATCH:.*]] ] ; VF8UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF1: [[VECTOR_PH]]: ; VF8UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 8 ; VF8UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] ; VF8UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF1: [[VECTOR_BODY]]: ; VF8UF1-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[VECTOR_BODY]] ] ; VF8UF1-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0 ; VF8UF1-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[OUTER_IV]], i64 [[TMP0]] ; VF8UF1-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[TMP1]], i32 0 ; VF8UF1-NEXT: [[WIDE_LOAD:%.*]] = load <8 x i8>, ptr [[TMP2]], align 1 ; VF8UF1-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP0]] ; VF8UF1-NEXT: [[TMP4:%.*]] = getelementptr i8, ptr [[TMP3]], i32 0 ; VF8UF1-NEXT: store <8 x i8> [[WIDE_LOAD]], ptr [[TMP4]], align 1 ; VF8UF1-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 8 ; VF8UF1-NEXT: [[TMP5:%.*]] = icmp eq i64 [[INDEX_NEXT]], [[N_VEC]] ; VF8UF1-NEXT: br i1 [[TMP5]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP5:![0-9]+]] ; VF8UF1: [[MIDDLE_BLOCK]]: ; VF8UF1-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] ; VF8UF1-NEXT: br i1 [[CMP_N]], label %[[OUTER_LATCH]], label %[[SCALAR_PH]] ; VF8UF1: [[SCALAR_PH]]: ; VF8UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[OUTER_HEADER]] ] ; VF8UF1-NEXT: br label %[[INNER:.*]] ; VF8UF1: [[INNER]]: ; VF8UF1-NEXT: [[INNER_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[INNER]] ] ; VF8UF1-NEXT: [[GEP_SRC:%.*]] = getelementptr i8, ptr [[OUTER_IV]], i64 [[INNER_IV]] ; VF8UF1-NEXT: [[L:%.*]] = load i8, ptr [[GEP_SRC]], align 1 ; VF8UF1-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[INNER_IV]] ; VF8UF1-NEXT: store i8 [[L]], ptr [[GEP_DST]], align 1 ; VF8UF1-NEXT: [[IV_NEXT]] = add i64 [[INNER_IV]], 1 ; VF8UF1-NEXT: [[C_1:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; VF8UF1-NEXT: br i1 [[C_1]], label %[[OUTER_LATCH]], label %[[INNER]], !llvm.loop [[LOOP6:![0-9]+]] ; VF8UF1: [[OUTER_LATCH]]: ; VF8UF1-NEXT: [[OUTER_IV_NEXT]] = getelementptr i8, ptr [[OUTER_IV]], i64 1 ; VF8UF1-NEXT: [[C_2:%.*]] = call i1 @cond() ; VF8UF1-NEXT: br i1 [[C_2]], label %[[OUTER_HEADER]], label %[[EXIT:.*]] ; VF8UF1: [[EXIT]]: ; VF8UF1-NEXT: ret void ; ; VF8UF2-LABEL: define void @remove_loop_region_outer_loop( ; VF8UF2-SAME: i64 range(i64 8, 17) [[N:%.*]], ptr noalias [[SRC:%.*]], ptr [[DST:%.*]]) { ; VF8UF2-NEXT: [[ENTRY:.*]]: ; VF8UF2-NEXT: br label %[[OUTER_HEADER:.*]] ; VF8UF2: [[OUTER_HEADER]]: ; VF8UF2-NEXT: [[OUTER_IV:%.*]] = phi ptr [ [[SRC]], %[[ENTRY]] ], [ [[OUTER_IV_NEXT:%.*]], %[[OUTER_LATCH:.*]] ] ; VF8UF2-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 16 ; VF8UF2-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF2: [[VECTOR_PH]]: ; VF8UF2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 ; VF8UF2-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] ; VF8UF2-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF2: [[VECTOR_BODY]]: ; VF8UF2-NEXT: [[TMP0:%.*]] = getelementptr i8, ptr [[OUTER_IV]], i64 0 ; VF8UF2-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[TMP0]], i32 0 ; VF8UF2-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[TMP0]], i32 8 ; VF8UF2-NEXT: [[WIDE_LOAD:%.*]] = load <8 x i8>, ptr [[TMP1]], align 1 ; VF8UF2-NEXT: [[WIDE_LOAD1:%.*]] = load <8 x i8>, ptr [[TMP2]], align 1 ; VF8UF2-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[DST]], i64 0 ; VF8UF2-NEXT: [[TMP4:%.*]] = getelementptr i8, ptr [[TMP3]], i32 0 ; VF8UF2-NEXT: [[TMP5:%.*]] = getelementptr i8, ptr [[TMP3]], i32 8 ; VF8UF2-NEXT: store <8 x i8> [[WIDE_LOAD]], ptr [[TMP4]], align 1 ; VF8UF2-NEXT: store <8 x i8> [[WIDE_LOAD1]], ptr [[TMP5]], align 1 ; VF8UF2-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF8UF2: [[MIDDLE_BLOCK]]: ; VF8UF2-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] ; VF8UF2-NEXT: br i1 [[CMP_N]], label %[[OUTER_LATCH]], label %[[SCALAR_PH]] ; VF8UF2: [[SCALAR_PH]]: ; VF8UF2-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[OUTER_HEADER]] ] ; VF8UF2-NEXT: br label %[[INNER:.*]] ; VF8UF2: [[INNER]]: ; VF8UF2-NEXT: [[INNER_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[INNER]] ] ; VF8UF2-NEXT: [[GEP_SRC:%.*]] = getelementptr i8, ptr [[OUTER_IV]], i64 [[INNER_IV]] ; VF8UF2-NEXT: [[L:%.*]] = load i8, ptr [[GEP_SRC]], align 1 ; VF8UF2-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[INNER_IV]] ; VF8UF2-NEXT: store i8 [[L]], ptr [[GEP_DST]], align 1 ; VF8UF2-NEXT: [[IV_NEXT]] = add i64 [[INNER_IV]], 1 ; VF8UF2-NEXT: [[C_1:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; VF8UF2-NEXT: br i1 [[C_1]], label %[[OUTER_LATCH]], label %[[INNER]], !llvm.loop [[LOOP4:![0-9]+]] ; VF8UF2: [[OUTER_LATCH]]: ; VF8UF2-NEXT: [[OUTER_IV_NEXT]] = getelementptr i8, ptr [[OUTER_IV]], i64 1 ; VF8UF2-NEXT: [[C_2:%.*]] = call i1 @cond() ; VF8UF2-NEXT: br i1 [[C_2]], label %[[OUTER_HEADER]], label %[[EXIT:.*]] ; VF8UF2: [[EXIT]]: ; VF8UF2-NEXT: ret void ; ; VF16UF1-LABEL: define void @remove_loop_region_outer_loop( ; VF16UF1-SAME: i64 range(i64 8, 17) [[N:%.*]], ptr noalias [[SRC:%.*]], ptr [[DST:%.*]]) { ; VF16UF1-NEXT: [[ENTRY:.*]]: ; VF16UF1-NEXT: br label %[[OUTER_HEADER:.*]] ; VF16UF1: [[OUTER_HEADER]]: ; VF16UF1-NEXT: [[OUTER_IV:%.*]] = phi ptr [ [[SRC]], %[[ENTRY]] ], [ [[OUTER_IV_NEXT:%.*]], %[[OUTER_LATCH:.*]] ] ; VF16UF1-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i64 [[N]], 16 ; VF16UF1-NEXT: br i1 [[MIN_ITERS_CHECK]], label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF16UF1: [[VECTOR_PH]]: ; VF16UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N]], 16 ; VF16UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[N]], [[N_MOD_VF]] ; VF16UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF16UF1: [[VECTOR_BODY]]: ; VF16UF1-NEXT: [[TMP0:%.*]] = getelementptr i8, ptr [[OUTER_IV]], i64 0 ; VF16UF1-NEXT: [[TMP1:%.*]] = getelementptr i8, ptr [[TMP0]], i32 0 ; VF16UF1-NEXT: [[WIDE_LOAD:%.*]] = load <16 x i8>, ptr [[TMP1]], align 1 ; VF16UF1-NEXT: [[TMP2:%.*]] = getelementptr i8, ptr [[DST]], i64 0 ; VF16UF1-NEXT: [[TMP3:%.*]] = getelementptr i8, ptr [[TMP2]], i32 0 ; VF16UF1-NEXT: store <16 x i8> [[WIDE_LOAD]], ptr [[TMP3]], align 1 ; VF16UF1-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF16UF1: [[MIDDLE_BLOCK]]: ; VF16UF1-NEXT: [[CMP_N:%.*]] = icmp eq i64 [[N]], [[N_VEC]] ; VF16UF1-NEXT: br i1 [[CMP_N]], label %[[OUTER_LATCH]], label %[[SCALAR_PH]] ; VF16UF1: [[SCALAR_PH]]: ; VF16UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[N_VEC]], %[[MIDDLE_BLOCK]] ], [ 0, %[[OUTER_HEADER]] ] ; VF16UF1-NEXT: br label %[[INNER:.*]] ; VF16UF1: [[INNER]]: ; VF16UF1-NEXT: [[INNER_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[INNER]] ] ; VF16UF1-NEXT: [[GEP_SRC:%.*]] = getelementptr i8, ptr [[OUTER_IV]], i64 [[INNER_IV]] ; VF16UF1-NEXT: [[L:%.*]] = load i8, ptr [[GEP_SRC]], align 1 ; VF16UF1-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[INNER_IV]] ; VF16UF1-NEXT: store i8 [[L]], ptr [[GEP_DST]], align 1 ; VF16UF1-NEXT: [[IV_NEXT]] = add i64 [[INNER_IV]], 1 ; VF16UF1-NEXT: [[C_1:%.*]] = icmp eq i64 [[IV_NEXT]], [[N]] ; VF16UF1-NEXT: br i1 [[C_1]], label %[[OUTER_LATCH]], label %[[INNER]], !llvm.loop [[LOOP4:![0-9]+]] ; VF16UF1: [[OUTER_LATCH]]: ; VF16UF1-NEXT: [[OUTER_IV_NEXT]] = getelementptr i8, ptr [[OUTER_IV]], i64 1 ; VF16UF1-NEXT: [[C_2:%.*]] = call i1 @cond() ; VF16UF1-NEXT: br i1 [[C_2]], label %[[OUTER_HEADER]], label %[[EXIT:.*]] ; VF16UF1: [[EXIT]]: ; VF16UF1-NEXT: ret void ; entry: br label %outer.header outer.header: %outer.iv = phi ptr [ %src, %entry ], [ %outer.iv.next, %outer.latch ] br label %inner inner: %inner.iv = phi i64 [ 0, %outer.header ], [ %iv.next, %inner ] %gep.src = getelementptr i8, ptr %outer.iv, i64 %inner.iv %l = load i8, ptr %gep.src, align 1 %gep.dst = getelementptr i8, ptr %dst, i64 %inner.iv store i8 %l, ptr %gep.dst, align 1 %iv.next = add i64 %inner.iv, 1 %c.1 = icmp eq i64 %iv.next, %N br i1 %c.1, label %outer.latch, label %inner outer.latch: %outer.iv.next = getelementptr i8, ptr %outer.iv, i64 1 %c.2 = call i1 @cond() br i1 %c.2, label %outer.header, label %exit exit: ret void } declare void @llvm.assume(i1) ; Test case for https://github.com/llvm/llvm-project/issues/121897. define void @scev_expand_step(i64 %x, ptr %dst) { ; VF8UF1-LABEL: define void @scev_expand_step( ; VF8UF1-SAME: i64 [[X:%.*]], ptr [[DST:%.*]]) { ; VF8UF1-NEXT: [[ENTRY:.*]]: ; VF8UF1-NEXT: [[C:%.*]] = icmp eq i64 [[X]], 65536 ; VF8UF1-NEXT: call void @llvm.assume(i1 [[C]]) ; VF8UF1-NEXT: [[FR:%.*]] = freeze i64 [[X]] ; VF8UF1-NEXT: [[STEP:%.*]] = add i64 [[FR]], -65534 ; VF8UF1-NEXT: [[TMP0:%.*]] = udiv i64 15, [[STEP]] ; VF8UF1-NEXT: [[TMP1:%.*]] = add nuw nsw i64 [[TMP0]], 1 ; VF8UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF1: [[VECTOR_PH]]: ; VF8UF1-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP1]], 7 ; VF8UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 8 ; VF8UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; VF8UF1-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[TMP1]], 1 ; VF8UF1-NEXT: [[TMP2:%.*]] = mul i64 [[N_VEC]], [[STEP]] ; VF8UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF1: [[VECTOR_BODY]]: ; VF8UF1-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <8 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 ; VF8UF1-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <8 x i64> [[BROADCAST_SPLATINSERT]], <8 x i64> poison, <8 x i32> zeroinitializer ; VF8UF1-NEXT: [[TMP3:%.*]] = icmp ule <8 x i64> , [[BROADCAST_SPLAT]] ; VF8UF1-NEXT: [[TMP4:%.*]] = extractelement <8 x i1> [[TMP3]], i32 0 ; VF8UF1-NEXT: br i1 [[TMP4]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] ; VF8UF1: [[PRED_STORE_IF]]: ; VF8UF1-NEXT: [[TMP5:%.*]] = mul i64 0, [[STEP]] ; VF8UF1-NEXT: [[TMP6:%.*]] = add i64 0, [[TMP5]] ; VF8UF1-NEXT: [[TMP7:%.*]] = add i64 [[TMP6]], [[STEP]] ; VF8UF1-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP7]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP8]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE]] ; VF8UF1: [[PRED_STORE_CONTINUE]]: ; VF8UF1-NEXT: [[TMP9:%.*]] = extractelement <8 x i1> [[TMP3]], i32 1 ; VF8UF1-NEXT: br i1 [[TMP9]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] ; VF8UF1: [[PRED_STORE_IF1]]: ; VF8UF1-NEXT: [[TMP10:%.*]] = mul i64 1, [[STEP]] ; VF8UF1-NEXT: [[TMP11:%.*]] = add i64 0, [[TMP10]] ; VF8UF1-NEXT: [[TMP12:%.*]] = add i64 [[TMP11]], [[STEP]] ; VF8UF1-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP12]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP13]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE2]] ; VF8UF1: [[PRED_STORE_CONTINUE2]]: ; VF8UF1-NEXT: [[TMP14:%.*]] = extractelement <8 x i1> [[TMP3]], i32 2 ; VF8UF1-NEXT: br i1 [[TMP14]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] ; VF8UF1: [[PRED_STORE_IF3]]: ; VF8UF1-NEXT: [[TMP15:%.*]] = mul i64 2, [[STEP]] ; VF8UF1-NEXT: [[TMP16:%.*]] = add i64 0, [[TMP15]] ; VF8UF1-NEXT: [[TMP17:%.*]] = add i64 [[TMP16]], [[STEP]] ; VF8UF1-NEXT: [[TMP18:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP17]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP18]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE4]] ; VF8UF1: [[PRED_STORE_CONTINUE4]]: ; VF8UF1-NEXT: [[TMP19:%.*]] = extractelement <8 x i1> [[TMP3]], i32 3 ; VF8UF1-NEXT: br i1 [[TMP19]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6:.*]] ; VF8UF1: [[PRED_STORE_IF5]]: ; VF8UF1-NEXT: [[TMP20:%.*]] = mul i64 3, [[STEP]] ; VF8UF1-NEXT: [[TMP21:%.*]] = add i64 0, [[TMP20]] ; VF8UF1-NEXT: [[TMP22:%.*]] = add i64 [[TMP21]], [[STEP]] ; VF8UF1-NEXT: [[TMP23:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP22]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP23]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE6]] ; VF8UF1: [[PRED_STORE_CONTINUE6]]: ; VF8UF1-NEXT: [[TMP24:%.*]] = extractelement <8 x i1> [[TMP3]], i32 4 ; VF8UF1-NEXT: br i1 [[TMP24]], label %[[PRED_STORE_IF7:.*]], label %[[PRED_STORE_CONTINUE8:.*]] ; VF8UF1: [[PRED_STORE_IF7]]: ; VF8UF1-NEXT: [[TMP25:%.*]] = mul i64 4, [[STEP]] ; VF8UF1-NEXT: [[TMP26:%.*]] = add i64 0, [[TMP25]] ; VF8UF1-NEXT: [[TMP27:%.*]] = add i64 [[TMP26]], [[STEP]] ; VF8UF1-NEXT: [[TMP28:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP27]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP28]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE8]] ; VF8UF1: [[PRED_STORE_CONTINUE8]]: ; VF8UF1-NEXT: [[TMP29:%.*]] = extractelement <8 x i1> [[TMP3]], i32 5 ; VF8UF1-NEXT: br i1 [[TMP29]], label %[[PRED_STORE_IF9:.*]], label %[[PRED_STORE_CONTINUE10:.*]] ; VF8UF1: [[PRED_STORE_IF9]]: ; VF8UF1-NEXT: [[TMP30:%.*]] = mul i64 5, [[STEP]] ; VF8UF1-NEXT: [[TMP31:%.*]] = add i64 0, [[TMP30]] ; VF8UF1-NEXT: [[TMP32:%.*]] = add i64 [[TMP31]], [[STEP]] ; VF8UF1-NEXT: [[TMP33:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP32]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP33]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE10]] ; VF8UF1: [[PRED_STORE_CONTINUE10]]: ; VF8UF1-NEXT: [[TMP34:%.*]] = extractelement <8 x i1> [[TMP3]], i32 6 ; VF8UF1-NEXT: br i1 [[TMP34]], label %[[PRED_STORE_IF11:.*]], label %[[PRED_STORE_CONTINUE12:.*]] ; VF8UF1: [[PRED_STORE_IF11]]: ; VF8UF1-NEXT: [[TMP35:%.*]] = mul i64 6, [[STEP]] ; VF8UF1-NEXT: [[TMP36:%.*]] = add i64 0, [[TMP35]] ; VF8UF1-NEXT: [[TMP37:%.*]] = add i64 [[TMP36]], [[STEP]] ; VF8UF1-NEXT: [[TMP38:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP37]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP38]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE12]] ; VF8UF1: [[PRED_STORE_CONTINUE12]]: ; VF8UF1-NEXT: [[TMP39:%.*]] = extractelement <8 x i1> [[TMP3]], i32 7 ; VF8UF1-NEXT: br i1 [[TMP39]], label %[[PRED_STORE_IF13:.*]], label %[[PRED_STORE_CONTINUE14:.*]] ; VF8UF1: [[PRED_STORE_IF13]]: ; VF8UF1-NEXT: [[TMP40:%.*]] = mul i64 7, [[STEP]] ; VF8UF1-NEXT: [[TMP41:%.*]] = add i64 0, [[TMP40]] ; VF8UF1-NEXT: [[TMP42:%.*]] = add i64 [[TMP41]], [[STEP]] ; VF8UF1-NEXT: [[TMP43:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP42]] ; VF8UF1-NEXT: store i8 0, ptr [[TMP43]], align 1 ; VF8UF1-NEXT: br label %[[PRED_STORE_CONTINUE14]] ; VF8UF1: [[PRED_STORE_CONTINUE14]]: ; VF8UF1-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF8UF1: [[MIDDLE_BLOCK]]: ; VF8UF1-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF8UF1: [[SCALAR_PH]]: ; VF8UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP2]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ] ; VF8UF1-NEXT: br label %[[LOOP:.*]] ; VF8UF1: [[LOOP]]: ; VF8UF1-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF8UF1-NEXT: [[IV_NEXT]] = add i64 [[IV]], [[STEP]] ; VF8UF1-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[IV_NEXT]] ; VF8UF1-NEXT: store i8 0, ptr [[GEP_DST]], align 1 ; VF8UF1-NEXT: [[EC:%.*]] = icmp slt i64 [[IV_NEXT]], 16 ; VF8UF1-NEXT: br i1 [[EC]], label %[[LOOP]], label %[[EXIT]], !llvm.loop [[LOOP7:![0-9]+]] ; VF8UF1: [[EXIT]]: ; VF8UF1-NEXT: ret void ; ; VF8UF2-LABEL: define void @scev_expand_step( ; VF8UF2-SAME: i64 [[X:%.*]], ptr [[DST:%.*]]) { ; VF8UF2-NEXT: [[ENTRY:.*]]: ; VF8UF2-NEXT: [[C:%.*]] = icmp eq i64 [[X]], 65536 ; VF8UF2-NEXT: call void @llvm.assume(i1 [[C]]) ; VF8UF2-NEXT: [[FR:%.*]] = freeze i64 [[X]] ; VF8UF2-NEXT: [[STEP:%.*]] = add i64 [[FR]], -65534 ; VF8UF2-NEXT: [[TMP0:%.*]] = udiv i64 15, [[STEP]] ; VF8UF2-NEXT: [[TMP1:%.*]] = add nuw nsw i64 [[TMP0]], 1 ; VF8UF2-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF8UF2: [[VECTOR_PH]]: ; VF8UF2-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP1]], 15 ; VF8UF2-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 16 ; VF8UF2-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; VF8UF2-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[TMP1]], 1 ; VF8UF2-NEXT: [[TMP2:%.*]] = mul i64 [[N_VEC]], [[STEP]] ; VF8UF2-NEXT: br label %[[VECTOR_BODY:.*]] ; VF8UF2: [[VECTOR_BODY]]: ; VF8UF2-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <8 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 ; VF8UF2-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <8 x i64> [[BROADCAST_SPLATINSERT]], <8 x i64> poison, <8 x i32> zeroinitializer ; VF8UF2-NEXT: [[TMP3:%.*]] = icmp ule <8 x i64> , [[BROADCAST_SPLAT]] ; VF8UF2-NEXT: [[TMP4:%.*]] = icmp ule <8 x i64> , [[BROADCAST_SPLAT]] ; VF8UF2-NEXT: [[TMP5:%.*]] = extractelement <8 x i1> [[TMP3]], i32 0 ; VF8UF2-NEXT: br i1 [[TMP5]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] ; VF8UF2: [[PRED_STORE_IF]]: ; VF8UF2-NEXT: [[TMP6:%.*]] = mul i64 0, [[STEP]] ; VF8UF2-NEXT: [[TMP7:%.*]] = add i64 0, [[TMP6]] ; VF8UF2-NEXT: [[TMP8:%.*]] = add i64 [[TMP7]], [[STEP]] ; VF8UF2-NEXT: [[TMP9:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP8]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP9]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE]] ; VF8UF2: [[PRED_STORE_CONTINUE]]: ; VF8UF2-NEXT: [[TMP10:%.*]] = extractelement <8 x i1> [[TMP3]], i32 1 ; VF8UF2-NEXT: br i1 [[TMP10]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] ; VF8UF2: [[PRED_STORE_IF1]]: ; VF8UF2-NEXT: [[TMP11:%.*]] = mul i64 1, [[STEP]] ; VF8UF2-NEXT: [[TMP12:%.*]] = add i64 0, [[TMP11]] ; VF8UF2-NEXT: [[TMP13:%.*]] = add i64 [[TMP12]], [[STEP]] ; VF8UF2-NEXT: [[TMP14:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP13]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP14]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE2]] ; VF8UF2: [[PRED_STORE_CONTINUE2]]: ; VF8UF2-NEXT: [[TMP15:%.*]] = extractelement <8 x i1> [[TMP3]], i32 2 ; VF8UF2-NEXT: br i1 [[TMP15]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] ; VF8UF2: [[PRED_STORE_IF3]]: ; VF8UF2-NEXT: [[TMP16:%.*]] = mul i64 2, [[STEP]] ; VF8UF2-NEXT: [[TMP17:%.*]] = add i64 0, [[TMP16]] ; VF8UF2-NEXT: [[TMP18:%.*]] = add i64 [[TMP17]], [[STEP]] ; VF8UF2-NEXT: [[TMP19:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP18]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP19]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE4]] ; VF8UF2: [[PRED_STORE_CONTINUE4]]: ; VF8UF2-NEXT: [[TMP20:%.*]] = extractelement <8 x i1> [[TMP3]], i32 3 ; VF8UF2-NEXT: br i1 [[TMP20]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6:.*]] ; VF8UF2: [[PRED_STORE_IF5]]: ; VF8UF2-NEXT: [[TMP21:%.*]] = mul i64 3, [[STEP]] ; VF8UF2-NEXT: [[TMP22:%.*]] = add i64 0, [[TMP21]] ; VF8UF2-NEXT: [[TMP23:%.*]] = add i64 [[TMP22]], [[STEP]] ; VF8UF2-NEXT: [[TMP24:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP23]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP24]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE6]] ; VF8UF2: [[PRED_STORE_CONTINUE6]]: ; VF8UF2-NEXT: [[TMP25:%.*]] = extractelement <8 x i1> [[TMP3]], i32 4 ; VF8UF2-NEXT: br i1 [[TMP25]], label %[[PRED_STORE_IF7:.*]], label %[[PRED_STORE_CONTINUE8:.*]] ; VF8UF2: [[PRED_STORE_IF7]]: ; VF8UF2-NEXT: [[TMP26:%.*]] = mul i64 4, [[STEP]] ; VF8UF2-NEXT: [[TMP27:%.*]] = add i64 0, [[TMP26]] ; VF8UF2-NEXT: [[TMP28:%.*]] = add i64 [[TMP27]], [[STEP]] ; VF8UF2-NEXT: [[TMP29:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP28]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP29]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE8]] ; VF8UF2: [[PRED_STORE_CONTINUE8]]: ; VF8UF2-NEXT: [[TMP30:%.*]] = extractelement <8 x i1> [[TMP3]], i32 5 ; VF8UF2-NEXT: br i1 [[TMP30]], label %[[PRED_STORE_IF9:.*]], label %[[PRED_STORE_CONTINUE10:.*]] ; VF8UF2: [[PRED_STORE_IF9]]: ; VF8UF2-NEXT: [[TMP31:%.*]] = mul i64 5, [[STEP]] ; VF8UF2-NEXT: [[TMP32:%.*]] = add i64 0, [[TMP31]] ; VF8UF2-NEXT: [[TMP33:%.*]] = add i64 [[TMP32]], [[STEP]] ; VF8UF2-NEXT: [[TMP34:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP33]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP34]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE10]] ; VF8UF2: [[PRED_STORE_CONTINUE10]]: ; VF8UF2-NEXT: [[TMP35:%.*]] = extractelement <8 x i1> [[TMP3]], i32 6 ; VF8UF2-NEXT: br i1 [[TMP35]], label %[[PRED_STORE_IF11:.*]], label %[[PRED_STORE_CONTINUE12:.*]] ; VF8UF2: [[PRED_STORE_IF11]]: ; VF8UF2-NEXT: [[TMP36:%.*]] = mul i64 6, [[STEP]] ; VF8UF2-NEXT: [[TMP37:%.*]] = add i64 0, [[TMP36]] ; VF8UF2-NEXT: [[TMP38:%.*]] = add i64 [[TMP37]], [[STEP]] ; VF8UF2-NEXT: [[TMP39:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP38]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP39]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE12]] ; VF8UF2: [[PRED_STORE_CONTINUE12]]: ; VF8UF2-NEXT: [[TMP40:%.*]] = extractelement <8 x i1> [[TMP3]], i32 7 ; VF8UF2-NEXT: br i1 [[TMP40]], label %[[PRED_STORE_IF13:.*]], label %[[PRED_STORE_CONTINUE14:.*]] ; VF8UF2: [[PRED_STORE_IF13]]: ; VF8UF2-NEXT: [[TMP41:%.*]] = mul i64 7, [[STEP]] ; VF8UF2-NEXT: [[TMP42:%.*]] = add i64 0, [[TMP41]] ; VF8UF2-NEXT: [[TMP43:%.*]] = add i64 [[TMP42]], [[STEP]] ; VF8UF2-NEXT: [[TMP44:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP43]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP44]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE14]] ; VF8UF2: [[PRED_STORE_CONTINUE14]]: ; VF8UF2-NEXT: [[TMP45:%.*]] = extractelement <8 x i1> [[TMP4]], i32 0 ; VF8UF2-NEXT: br i1 [[TMP45]], label %[[PRED_STORE_IF15:.*]], label %[[PRED_STORE_CONTINUE16:.*]] ; VF8UF2: [[PRED_STORE_IF15]]: ; VF8UF2-NEXT: [[TMP46:%.*]] = mul i64 8, [[STEP]] ; VF8UF2-NEXT: [[TMP47:%.*]] = add i64 0, [[TMP46]] ; VF8UF2-NEXT: [[TMP48:%.*]] = add i64 [[TMP47]], [[STEP]] ; VF8UF2-NEXT: [[TMP49:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP48]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP49]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE16]] ; VF8UF2: [[PRED_STORE_CONTINUE16]]: ; VF8UF2-NEXT: [[TMP50:%.*]] = extractelement <8 x i1> [[TMP4]], i32 1 ; VF8UF2-NEXT: br i1 [[TMP50]], label %[[PRED_STORE_IF17:.*]], label %[[PRED_STORE_CONTINUE18:.*]] ; VF8UF2: [[PRED_STORE_IF17]]: ; VF8UF2-NEXT: [[TMP51:%.*]] = mul i64 9, [[STEP]] ; VF8UF2-NEXT: [[TMP52:%.*]] = add i64 0, [[TMP51]] ; VF8UF2-NEXT: [[TMP53:%.*]] = add i64 [[TMP52]], [[STEP]] ; VF8UF2-NEXT: [[TMP54:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP53]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP54]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE18]] ; VF8UF2: [[PRED_STORE_CONTINUE18]]: ; VF8UF2-NEXT: [[TMP55:%.*]] = extractelement <8 x i1> [[TMP4]], i32 2 ; VF8UF2-NEXT: br i1 [[TMP55]], label %[[PRED_STORE_IF19:.*]], label %[[PRED_STORE_CONTINUE20:.*]] ; VF8UF2: [[PRED_STORE_IF19]]: ; VF8UF2-NEXT: [[TMP56:%.*]] = mul i64 10, [[STEP]] ; VF8UF2-NEXT: [[TMP57:%.*]] = add i64 0, [[TMP56]] ; VF8UF2-NEXT: [[TMP58:%.*]] = add i64 [[TMP57]], [[STEP]] ; VF8UF2-NEXT: [[TMP59:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP58]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP59]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE20]] ; VF8UF2: [[PRED_STORE_CONTINUE20]]: ; VF8UF2-NEXT: [[TMP60:%.*]] = extractelement <8 x i1> [[TMP4]], i32 3 ; VF8UF2-NEXT: br i1 [[TMP60]], label %[[PRED_STORE_IF21:.*]], label %[[PRED_STORE_CONTINUE22:.*]] ; VF8UF2: [[PRED_STORE_IF21]]: ; VF8UF2-NEXT: [[TMP61:%.*]] = mul i64 11, [[STEP]] ; VF8UF2-NEXT: [[TMP62:%.*]] = add i64 0, [[TMP61]] ; VF8UF2-NEXT: [[TMP63:%.*]] = add i64 [[TMP62]], [[STEP]] ; VF8UF2-NEXT: [[TMP64:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP63]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP64]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE22]] ; VF8UF2: [[PRED_STORE_CONTINUE22]]: ; VF8UF2-NEXT: [[TMP65:%.*]] = extractelement <8 x i1> [[TMP4]], i32 4 ; VF8UF2-NEXT: br i1 [[TMP65]], label %[[PRED_STORE_IF23:.*]], label %[[PRED_STORE_CONTINUE24:.*]] ; VF8UF2: [[PRED_STORE_IF23]]: ; VF8UF2-NEXT: [[TMP66:%.*]] = mul i64 12, [[STEP]] ; VF8UF2-NEXT: [[TMP67:%.*]] = add i64 0, [[TMP66]] ; VF8UF2-NEXT: [[TMP68:%.*]] = add i64 [[TMP67]], [[STEP]] ; VF8UF2-NEXT: [[TMP69:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP68]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP69]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE24]] ; VF8UF2: [[PRED_STORE_CONTINUE24]]: ; VF8UF2-NEXT: [[TMP70:%.*]] = extractelement <8 x i1> [[TMP4]], i32 5 ; VF8UF2-NEXT: br i1 [[TMP70]], label %[[PRED_STORE_IF25:.*]], label %[[PRED_STORE_CONTINUE26:.*]] ; VF8UF2: [[PRED_STORE_IF25]]: ; VF8UF2-NEXT: [[TMP71:%.*]] = mul i64 13, [[STEP]] ; VF8UF2-NEXT: [[TMP72:%.*]] = add i64 0, [[TMP71]] ; VF8UF2-NEXT: [[TMP73:%.*]] = add i64 [[TMP72]], [[STEP]] ; VF8UF2-NEXT: [[TMP74:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP73]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP74]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE26]] ; VF8UF2: [[PRED_STORE_CONTINUE26]]: ; VF8UF2-NEXT: [[TMP75:%.*]] = extractelement <8 x i1> [[TMP4]], i32 6 ; VF8UF2-NEXT: br i1 [[TMP75]], label %[[PRED_STORE_IF27:.*]], label %[[PRED_STORE_CONTINUE28:.*]] ; VF8UF2: [[PRED_STORE_IF27]]: ; VF8UF2-NEXT: [[TMP76:%.*]] = mul i64 14, [[STEP]] ; VF8UF2-NEXT: [[TMP77:%.*]] = add i64 0, [[TMP76]] ; VF8UF2-NEXT: [[TMP78:%.*]] = add i64 [[TMP77]], [[STEP]] ; VF8UF2-NEXT: [[TMP79:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP78]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP79]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE28]] ; VF8UF2: [[PRED_STORE_CONTINUE28]]: ; VF8UF2-NEXT: [[TMP80:%.*]] = extractelement <8 x i1> [[TMP4]], i32 7 ; VF8UF2-NEXT: br i1 [[TMP80]], label %[[PRED_STORE_IF29:.*]], label %[[PRED_STORE_CONTINUE30:.*]] ; VF8UF2: [[PRED_STORE_IF29]]: ; VF8UF2-NEXT: [[TMP81:%.*]] = mul i64 15, [[STEP]] ; VF8UF2-NEXT: [[TMP82:%.*]] = add i64 0, [[TMP81]] ; VF8UF2-NEXT: [[TMP83:%.*]] = add i64 [[TMP82]], [[STEP]] ; VF8UF2-NEXT: [[TMP84:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP83]] ; VF8UF2-NEXT: store i8 0, ptr [[TMP84]], align 1 ; VF8UF2-NEXT: br label %[[PRED_STORE_CONTINUE30]] ; VF8UF2: [[PRED_STORE_CONTINUE30]]: ; VF8UF2-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF8UF2: [[MIDDLE_BLOCK]]: ; VF8UF2-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF8UF2: [[SCALAR_PH]]: ; VF8UF2-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP2]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ] ; VF8UF2-NEXT: br label %[[LOOP:.*]] ; VF8UF2: [[LOOP]]: ; VF8UF2-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF8UF2-NEXT: [[IV_NEXT]] = add i64 [[IV]], [[STEP]] ; VF8UF2-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[IV_NEXT]] ; VF8UF2-NEXT: store i8 0, ptr [[GEP_DST]], align 1 ; VF8UF2-NEXT: [[EC:%.*]] = icmp slt i64 [[IV_NEXT]], 16 ; VF8UF2-NEXT: br i1 [[EC]], label %[[LOOP]], label %[[EXIT]], !llvm.loop [[LOOP5:![0-9]+]] ; VF8UF2: [[EXIT]]: ; VF8UF2-NEXT: ret void ; ; VF16UF1-LABEL: define void @scev_expand_step( ; VF16UF1-SAME: i64 [[X:%.*]], ptr [[DST:%.*]]) { ; VF16UF1-NEXT: [[ENTRY:.*]]: ; VF16UF1-NEXT: [[C:%.*]] = icmp eq i64 [[X]], 65536 ; VF16UF1-NEXT: call void @llvm.assume(i1 [[C]]) ; VF16UF1-NEXT: [[FR:%.*]] = freeze i64 [[X]] ; VF16UF1-NEXT: [[STEP:%.*]] = add i64 [[FR]], -65534 ; VF16UF1-NEXT: [[TMP0:%.*]] = udiv i64 15, [[STEP]] ; VF16UF1-NEXT: [[TMP1:%.*]] = add nuw nsw i64 [[TMP0]], 1 ; VF16UF1-NEXT: br i1 false, label %[[SCALAR_PH:.*]], label %[[VECTOR_PH:.*]] ; VF16UF1: [[VECTOR_PH]]: ; VF16UF1-NEXT: [[N_RND_UP:%.*]] = add i64 [[TMP1]], 15 ; VF16UF1-NEXT: [[N_MOD_VF:%.*]] = urem i64 [[N_RND_UP]], 16 ; VF16UF1-NEXT: [[N_VEC:%.*]] = sub i64 [[N_RND_UP]], [[N_MOD_VF]] ; VF16UF1-NEXT: [[TRIP_COUNT_MINUS_1:%.*]] = sub i64 [[TMP1]], 1 ; VF16UF1-NEXT: [[TMP2:%.*]] = mul i64 [[N_VEC]], [[STEP]] ; VF16UF1-NEXT: br label %[[VECTOR_BODY:.*]] ; VF16UF1: [[VECTOR_BODY]]: ; VF16UF1-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <16 x i64> poison, i64 [[TRIP_COUNT_MINUS_1]], i64 0 ; VF16UF1-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <16 x i64> [[BROADCAST_SPLATINSERT]], <16 x i64> poison, <16 x i32> zeroinitializer ; VF16UF1-NEXT: [[TMP3:%.*]] = icmp ule <16 x i64> , [[BROADCAST_SPLAT]] ; VF16UF1-NEXT: [[TMP4:%.*]] = extractelement <16 x i1> [[TMP3]], i32 0 ; VF16UF1-NEXT: br i1 [[TMP4]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] ; VF16UF1: [[PRED_STORE_IF]]: ; VF16UF1-NEXT: [[TMP5:%.*]] = mul i64 0, [[STEP]] ; VF16UF1-NEXT: [[TMP6:%.*]] = add i64 0, [[TMP5]] ; VF16UF1-NEXT: [[TMP7:%.*]] = add i64 [[TMP6]], [[STEP]] ; VF16UF1-NEXT: [[TMP8:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP7]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP8]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE]] ; VF16UF1: [[PRED_STORE_CONTINUE]]: ; VF16UF1-NEXT: [[TMP9:%.*]] = extractelement <16 x i1> [[TMP3]], i32 1 ; VF16UF1-NEXT: br i1 [[TMP9]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] ; VF16UF1: [[PRED_STORE_IF1]]: ; VF16UF1-NEXT: [[TMP10:%.*]] = mul i64 1, [[STEP]] ; VF16UF1-NEXT: [[TMP11:%.*]] = add i64 0, [[TMP10]] ; VF16UF1-NEXT: [[TMP12:%.*]] = add i64 [[TMP11]], [[STEP]] ; VF16UF1-NEXT: [[TMP13:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP12]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP13]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE2]] ; VF16UF1: [[PRED_STORE_CONTINUE2]]: ; VF16UF1-NEXT: [[TMP14:%.*]] = extractelement <16 x i1> [[TMP3]], i32 2 ; VF16UF1-NEXT: br i1 [[TMP14]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] ; VF16UF1: [[PRED_STORE_IF3]]: ; VF16UF1-NEXT: [[TMP15:%.*]] = mul i64 2, [[STEP]] ; VF16UF1-NEXT: [[TMP16:%.*]] = add i64 0, [[TMP15]] ; VF16UF1-NEXT: [[TMP17:%.*]] = add i64 [[TMP16]], [[STEP]] ; VF16UF1-NEXT: [[TMP18:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP17]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP18]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE4]] ; VF16UF1: [[PRED_STORE_CONTINUE4]]: ; VF16UF1-NEXT: [[TMP19:%.*]] = extractelement <16 x i1> [[TMP3]], i32 3 ; VF16UF1-NEXT: br i1 [[TMP19]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6:.*]] ; VF16UF1: [[PRED_STORE_IF5]]: ; VF16UF1-NEXT: [[TMP20:%.*]] = mul i64 3, [[STEP]] ; VF16UF1-NEXT: [[TMP21:%.*]] = add i64 0, [[TMP20]] ; VF16UF1-NEXT: [[TMP22:%.*]] = add i64 [[TMP21]], [[STEP]] ; VF16UF1-NEXT: [[TMP23:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP22]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP23]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE6]] ; VF16UF1: [[PRED_STORE_CONTINUE6]]: ; VF16UF1-NEXT: [[TMP24:%.*]] = extractelement <16 x i1> [[TMP3]], i32 4 ; VF16UF1-NEXT: br i1 [[TMP24]], label %[[PRED_STORE_IF7:.*]], label %[[PRED_STORE_CONTINUE8:.*]] ; VF16UF1: [[PRED_STORE_IF7]]: ; VF16UF1-NEXT: [[TMP25:%.*]] = mul i64 4, [[STEP]] ; VF16UF1-NEXT: [[TMP26:%.*]] = add i64 0, [[TMP25]] ; VF16UF1-NEXT: [[TMP27:%.*]] = add i64 [[TMP26]], [[STEP]] ; VF16UF1-NEXT: [[TMP28:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP27]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP28]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE8]] ; VF16UF1: [[PRED_STORE_CONTINUE8]]: ; VF16UF1-NEXT: [[TMP29:%.*]] = extractelement <16 x i1> [[TMP3]], i32 5 ; VF16UF1-NEXT: br i1 [[TMP29]], label %[[PRED_STORE_IF9:.*]], label %[[PRED_STORE_CONTINUE10:.*]] ; VF16UF1: [[PRED_STORE_IF9]]: ; VF16UF1-NEXT: [[TMP30:%.*]] = mul i64 5, [[STEP]] ; VF16UF1-NEXT: [[TMP31:%.*]] = add i64 0, [[TMP30]] ; VF16UF1-NEXT: [[TMP32:%.*]] = add i64 [[TMP31]], [[STEP]] ; VF16UF1-NEXT: [[TMP33:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP32]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP33]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE10]] ; VF16UF1: [[PRED_STORE_CONTINUE10]]: ; VF16UF1-NEXT: [[TMP34:%.*]] = extractelement <16 x i1> [[TMP3]], i32 6 ; VF16UF1-NEXT: br i1 [[TMP34]], label %[[PRED_STORE_IF11:.*]], label %[[PRED_STORE_CONTINUE12:.*]] ; VF16UF1: [[PRED_STORE_IF11]]: ; VF16UF1-NEXT: [[TMP35:%.*]] = mul i64 6, [[STEP]] ; VF16UF1-NEXT: [[TMP36:%.*]] = add i64 0, [[TMP35]] ; VF16UF1-NEXT: [[TMP37:%.*]] = add i64 [[TMP36]], [[STEP]] ; VF16UF1-NEXT: [[TMP38:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP37]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP38]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE12]] ; VF16UF1: [[PRED_STORE_CONTINUE12]]: ; VF16UF1-NEXT: [[TMP39:%.*]] = extractelement <16 x i1> [[TMP3]], i32 7 ; VF16UF1-NEXT: br i1 [[TMP39]], label %[[PRED_STORE_IF13:.*]], label %[[PRED_STORE_CONTINUE14:.*]] ; VF16UF1: [[PRED_STORE_IF13]]: ; VF16UF1-NEXT: [[TMP40:%.*]] = mul i64 7, [[STEP]] ; VF16UF1-NEXT: [[TMP41:%.*]] = add i64 0, [[TMP40]] ; VF16UF1-NEXT: [[TMP42:%.*]] = add i64 [[TMP41]], [[STEP]] ; VF16UF1-NEXT: [[TMP43:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP42]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP43]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE14]] ; VF16UF1: [[PRED_STORE_CONTINUE14]]: ; VF16UF1-NEXT: [[TMP44:%.*]] = extractelement <16 x i1> [[TMP3]], i32 8 ; VF16UF1-NEXT: br i1 [[TMP44]], label %[[PRED_STORE_IF15:.*]], label %[[PRED_STORE_CONTINUE16:.*]] ; VF16UF1: [[PRED_STORE_IF15]]: ; VF16UF1-NEXT: [[TMP45:%.*]] = mul i64 8, [[STEP]] ; VF16UF1-NEXT: [[TMP46:%.*]] = add i64 0, [[TMP45]] ; VF16UF1-NEXT: [[TMP47:%.*]] = add i64 [[TMP46]], [[STEP]] ; VF16UF1-NEXT: [[TMP48:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP47]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP48]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE16]] ; VF16UF1: [[PRED_STORE_CONTINUE16]]: ; VF16UF1-NEXT: [[TMP49:%.*]] = extractelement <16 x i1> [[TMP3]], i32 9 ; VF16UF1-NEXT: br i1 [[TMP49]], label %[[PRED_STORE_IF17:.*]], label %[[PRED_STORE_CONTINUE18:.*]] ; VF16UF1: [[PRED_STORE_IF17]]: ; VF16UF1-NEXT: [[TMP50:%.*]] = mul i64 9, [[STEP]] ; VF16UF1-NEXT: [[TMP51:%.*]] = add i64 0, [[TMP50]] ; VF16UF1-NEXT: [[TMP52:%.*]] = add i64 [[TMP51]], [[STEP]] ; VF16UF1-NEXT: [[TMP53:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP52]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP53]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE18]] ; VF16UF1: [[PRED_STORE_CONTINUE18]]: ; VF16UF1-NEXT: [[TMP54:%.*]] = extractelement <16 x i1> [[TMP3]], i32 10 ; VF16UF1-NEXT: br i1 [[TMP54]], label %[[PRED_STORE_IF19:.*]], label %[[PRED_STORE_CONTINUE20:.*]] ; VF16UF1: [[PRED_STORE_IF19]]: ; VF16UF1-NEXT: [[TMP55:%.*]] = mul i64 10, [[STEP]] ; VF16UF1-NEXT: [[TMP56:%.*]] = add i64 0, [[TMP55]] ; VF16UF1-NEXT: [[TMP57:%.*]] = add i64 [[TMP56]], [[STEP]] ; VF16UF1-NEXT: [[TMP58:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP57]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP58]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE20]] ; VF16UF1: [[PRED_STORE_CONTINUE20]]: ; VF16UF1-NEXT: [[TMP59:%.*]] = extractelement <16 x i1> [[TMP3]], i32 11 ; VF16UF1-NEXT: br i1 [[TMP59]], label %[[PRED_STORE_IF21:.*]], label %[[PRED_STORE_CONTINUE22:.*]] ; VF16UF1: [[PRED_STORE_IF21]]: ; VF16UF1-NEXT: [[TMP60:%.*]] = mul i64 11, [[STEP]] ; VF16UF1-NEXT: [[TMP61:%.*]] = add i64 0, [[TMP60]] ; VF16UF1-NEXT: [[TMP62:%.*]] = add i64 [[TMP61]], [[STEP]] ; VF16UF1-NEXT: [[TMP63:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP62]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP63]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE22]] ; VF16UF1: [[PRED_STORE_CONTINUE22]]: ; VF16UF1-NEXT: [[TMP64:%.*]] = extractelement <16 x i1> [[TMP3]], i32 12 ; VF16UF1-NEXT: br i1 [[TMP64]], label %[[PRED_STORE_IF23:.*]], label %[[PRED_STORE_CONTINUE24:.*]] ; VF16UF1: [[PRED_STORE_IF23]]: ; VF16UF1-NEXT: [[TMP65:%.*]] = mul i64 12, [[STEP]] ; VF16UF1-NEXT: [[TMP66:%.*]] = add i64 0, [[TMP65]] ; VF16UF1-NEXT: [[TMP67:%.*]] = add i64 [[TMP66]], [[STEP]] ; VF16UF1-NEXT: [[TMP68:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP67]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP68]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE24]] ; VF16UF1: [[PRED_STORE_CONTINUE24]]: ; VF16UF1-NEXT: [[TMP69:%.*]] = extractelement <16 x i1> [[TMP3]], i32 13 ; VF16UF1-NEXT: br i1 [[TMP69]], label %[[PRED_STORE_IF25:.*]], label %[[PRED_STORE_CONTINUE26:.*]] ; VF16UF1: [[PRED_STORE_IF25]]: ; VF16UF1-NEXT: [[TMP70:%.*]] = mul i64 13, [[STEP]] ; VF16UF1-NEXT: [[TMP71:%.*]] = add i64 0, [[TMP70]] ; VF16UF1-NEXT: [[TMP72:%.*]] = add i64 [[TMP71]], [[STEP]] ; VF16UF1-NEXT: [[TMP73:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP72]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP73]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE26]] ; VF16UF1: [[PRED_STORE_CONTINUE26]]: ; VF16UF1-NEXT: [[TMP74:%.*]] = extractelement <16 x i1> [[TMP3]], i32 14 ; VF16UF1-NEXT: br i1 [[TMP74]], label %[[PRED_STORE_IF27:.*]], label %[[PRED_STORE_CONTINUE28:.*]] ; VF16UF1: [[PRED_STORE_IF27]]: ; VF16UF1-NEXT: [[TMP75:%.*]] = mul i64 14, [[STEP]] ; VF16UF1-NEXT: [[TMP76:%.*]] = add i64 0, [[TMP75]] ; VF16UF1-NEXT: [[TMP77:%.*]] = add i64 [[TMP76]], [[STEP]] ; VF16UF1-NEXT: [[TMP78:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP77]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP78]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE28]] ; VF16UF1: [[PRED_STORE_CONTINUE28]]: ; VF16UF1-NEXT: [[TMP79:%.*]] = extractelement <16 x i1> [[TMP3]], i32 15 ; VF16UF1-NEXT: br i1 [[TMP79]], label %[[PRED_STORE_IF29:.*]], label %[[PRED_STORE_CONTINUE30:.*]] ; VF16UF1: [[PRED_STORE_IF29]]: ; VF16UF1-NEXT: [[TMP80:%.*]] = mul i64 15, [[STEP]] ; VF16UF1-NEXT: [[TMP81:%.*]] = add i64 0, [[TMP80]] ; VF16UF1-NEXT: [[TMP82:%.*]] = add i64 [[TMP81]], [[STEP]] ; VF16UF1-NEXT: [[TMP83:%.*]] = getelementptr i8, ptr [[DST]], i64 [[TMP82]] ; VF16UF1-NEXT: store i8 0, ptr [[TMP83]], align 1 ; VF16UF1-NEXT: br label %[[PRED_STORE_CONTINUE30]] ; VF16UF1: [[PRED_STORE_CONTINUE30]]: ; VF16UF1-NEXT: br label %[[MIDDLE_BLOCK:.*]] ; VF16UF1: [[MIDDLE_BLOCK]]: ; VF16UF1-NEXT: br i1 true, label %[[EXIT:.*]], label %[[SCALAR_PH]] ; VF16UF1: [[SCALAR_PH]]: ; VF16UF1-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ [[TMP2]], %[[MIDDLE_BLOCK]] ], [ 0, %[[ENTRY]] ] ; VF16UF1-NEXT: br label %[[LOOP:.*]] ; VF16UF1: [[LOOP]]: ; VF16UF1-NEXT: [[IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], %[[SCALAR_PH]] ], [ [[IV_NEXT:%.*]], %[[LOOP]] ] ; VF16UF1-NEXT: [[IV_NEXT]] = add i64 [[IV]], [[STEP]] ; VF16UF1-NEXT: [[GEP_DST:%.*]] = getelementptr i8, ptr [[DST]], i64 [[IV_NEXT]] ; VF16UF1-NEXT: store i8 0, ptr [[GEP_DST]], align 1 ; VF16UF1-NEXT: [[EC:%.*]] = icmp slt i64 [[IV_NEXT]], 16 ; VF16UF1-NEXT: br i1 [[EC]], label %[[LOOP]], label %[[EXIT]], !llvm.loop [[LOOP5:![0-9]+]] ; VF16UF1: [[EXIT]]: ; VF16UF1-NEXT: ret void ; entry: %c = icmp eq i64 %x, 65536 call void @llvm.assume(i1 %c) %fr = freeze i64 %x %step = add i64 %fr, -65534 br label %loop loop: %iv = phi i64 [ 0, %entry ], [ %iv.next, %loop ] %iv.next = add i64 %iv, %step %gep.dst = getelementptr i8, ptr %dst, i64 %iv.next store i8 0, ptr %gep.dst, align 1 %ec = icmp slt i64 %iv.next, 16 br i1 %ec, label %loop, label %exit exit: ret void } ;. ; VF8UF1: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} ; VF8UF1: [[META1]] = !{!"llvm.loop.isvectorized", i32 1} ; VF8UF1: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"} ; VF8UF1: [[LOOP3]] = distinct !{[[LOOP3]], [[META2]], [[META1]]} ; VF8UF1: [[LOOP4]] = distinct !{[[LOOP4]], [[META2]], [[META1]]} ; VF8UF1: [[LOOP5]] = distinct !{[[LOOP5]], [[META1]], [[META2]]} ; VF8UF1: [[LOOP6]] = distinct !{[[LOOP6]], [[META2]], [[META1]]} ; VF8UF1: [[LOOP7]] = distinct !{[[LOOP7]], [[META2]], [[META1]]} ;. ; VF8UF2: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} ; VF8UF2: [[META1]] = !{!"llvm.loop.unroll.runtime.disable"} ; VF8UF2: [[META2]] = !{!"llvm.loop.isvectorized", i32 1} ; VF8UF2: [[LOOP3]] = distinct !{[[LOOP3]], [[META1]], [[META2]]} ; VF8UF2: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]} ; VF8UF2: [[LOOP5]] = distinct !{[[LOOP5]], [[META1]], [[META2]]} ;. ; VF16UF1: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} ; VF16UF1: [[META1]] = !{!"llvm.loop.unroll.runtime.disable"} ; VF16UF1: [[META2]] = !{!"llvm.loop.isvectorized", i32 1} ; VF16UF1: [[LOOP3]] = distinct !{[[LOOP3]], [[META1]], [[META2]]} ; VF16UF1: [[LOOP4]] = distinct !{[[LOOP4]], [[META1]], [[META2]]} ; VF16UF1: [[LOOP5]] = distinct !{[[LOOP5]], [[META1]], [[META2]]} ;.