; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 ; RUN: opt -S --passes=loop-vectorize -prefer-predicate-over-epilogue=predicate-dont-vectorize -force-vector-width=4 < %s | FileCheck %s define i32 @test(ptr %vf1, i64 %n) { ; CHECK-LABEL: define i32 @test( ; CHECK-SAME: ptr [[VF1:%.*]], i64 [[N:%.*]]) { ; CHECK-NEXT: [[ENTRY:.*:]] ; CHECK-NEXT: br label %[[VECTOR_PH:.*]] ; CHECK: [[VECTOR_PH]]: ; CHECK-NEXT: br label %[[VECTOR_BODY:.*]] ; CHECK: [[VECTOR_BODY]]: ; CHECK-NEXT: [[INDEX:%.*]] = phi i64 [ 0, %[[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], %[[PRED_STORE_CONTINUE6:.*]] ] ; CHECK-NEXT: [[VEC_IND:%.*]] = phi <4 x i8> [ , %[[VECTOR_PH]] ], [ [[VEC_IND_NEXT:%.*]], %[[PRED_STORE_CONTINUE6]] ] ; CHECK-NEXT: [[TMP0:%.*]] = icmp ule <4 x i8> [[VEC_IND]], splat (i8 -56) ; CHECK-NEXT: [[TMP1:%.*]] = extractelement <4 x i1> [[TMP0]], i32 0 ; CHECK-NEXT: br i1 [[TMP1]], label %[[PRED_STORE_IF:.*]], label %[[PRED_STORE_CONTINUE:.*]] ; CHECK: [[PRED_STORE_IF]]: ; CHECK-NEXT: [[TMP2:%.*]] = add i64 [[INDEX]], 0 ; CHECK-NEXT: [[TMP3:%.*]] = getelementptr inbounds ptr, ptr [[VF1]], i64 [[TMP2]] ; CHECK-NEXT: [[TMP4:%.*]] = alloca i8, i64 [[N]], align 16 ; CHECK-NEXT: store ptr [[TMP4]], ptr [[TMP3]], align 8 ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE]] ; CHECK: [[PRED_STORE_CONTINUE]]: ; CHECK-NEXT: [[TMP5:%.*]] = extractelement <4 x i1> [[TMP0]], i32 1 ; CHECK-NEXT: br i1 [[TMP5]], label %[[PRED_STORE_IF1:.*]], label %[[PRED_STORE_CONTINUE2:.*]] ; CHECK: [[PRED_STORE_IF1]]: ; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[INDEX]], 1 ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds ptr, ptr [[VF1]], i64 [[TMP6]] ; CHECK-NEXT: [[TMP8:%.*]] = alloca i8, i64 [[N]], align 16 ; CHECK-NEXT: store ptr [[TMP8]], ptr [[TMP7]], align 8 ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE2]] ; CHECK: [[PRED_STORE_CONTINUE2]]: ; CHECK-NEXT: [[TMP9:%.*]] = extractelement <4 x i1> [[TMP0]], i32 2 ; CHECK-NEXT: br i1 [[TMP9]], label %[[PRED_STORE_IF3:.*]], label %[[PRED_STORE_CONTINUE4:.*]] ; CHECK: [[PRED_STORE_IF3]]: ; CHECK-NEXT: [[TMP10:%.*]] = add i64 [[INDEX]], 2 ; CHECK-NEXT: [[TMP11:%.*]] = getelementptr inbounds ptr, ptr [[VF1]], i64 [[TMP10]] ; CHECK-NEXT: [[TMP12:%.*]] = alloca i8, i64 [[N]], align 16 ; CHECK-NEXT: store ptr [[TMP12]], ptr [[TMP11]], align 8 ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE4]] ; CHECK: [[PRED_STORE_CONTINUE4]]: ; CHECK-NEXT: [[TMP13:%.*]] = extractelement <4 x i1> [[TMP0]], i32 3 ; CHECK-NEXT: br i1 [[TMP13]], label %[[PRED_STORE_IF5:.*]], label %[[PRED_STORE_CONTINUE6]] ; CHECK: [[PRED_STORE_IF5]]: ; CHECK-NEXT: [[TMP14:%.*]] = add i64 [[INDEX]], 3 ; CHECK-NEXT: [[TMP15:%.*]] = getelementptr inbounds ptr, ptr [[VF1]], i64 [[TMP14]] ; CHECK-NEXT: [[TMP16:%.*]] = alloca i8, i64 [[N]], align 16 ; CHECK-NEXT: store ptr [[TMP16]], ptr [[TMP15]], align 8 ; CHECK-NEXT: br label %[[PRED_STORE_CONTINUE6]] ; CHECK: [[PRED_STORE_CONTINUE6]]: ; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4 ; CHECK-NEXT: [[VEC_IND_NEXT]] = add <4 x i8> [[VEC_IND]], splat (i8 4) ; CHECK-NEXT: [[TMP17:%.*]] = icmp eq i64 [[INDEX_NEXT]], 204 ; CHECK-NEXT: br i1 [[TMP17]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]] ; CHECK: [[MIDDLE_BLOCK]]: ; CHECK-NEXT: br label %[[EXIT:.*]] ; CHECK: [[SCALAR_PH:.*]]: ; CHECK-NEXT: br label %[[FOR_BODY:.*]] ; CHECK: [[FOR_BODY]]: ; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, %[[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], %[[FOR_BODY]] ] ; CHECK-NEXT: [[TMP18:%.*]] = alloca i8, i64 [[N]], align 16 ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds ptr, ptr [[VF1]], i64 [[INDVARS_IV]] ; CHECK-NEXT: store ptr [[TMP18]], ptr [[ARRAYIDX]], align 8 ; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add i64 [[INDVARS_IV]], 1 ; CHECK-NEXT: [[EXITCOND_NOT:%.*]] = icmp eq i64 [[INDVARS_IV]], 200 ; CHECK-NEXT: br i1 [[EXITCOND_NOT]], label %[[EXIT]], label %[[FOR_BODY]] ; CHECK: [[EXIT]]: ; CHECK-NEXT: ret i32 0 ; entry: br label %for.body for.body: %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] %0 = alloca i8, i64 %n, align 16 %arrayidx = getelementptr inbounds ptr, ptr %vf1, i64 %indvars.iv store ptr %0, ptr %arrayidx, align 8 %indvars.iv.next = add i64 %indvars.iv, 1 %exitcond.not = icmp eq i64 %indvars.iv, 200 br i1 %exitcond.not, label %exit, label %for.body exit: ret i32 0 } ;. ; CHECK: [[LOOP0]] = distinct !{[[LOOP0]], [[META1:![0-9]+]], [[META2:![0-9]+]]} ; CHECK: [[META1]] = !{!"llvm.loop.isvectorized", i32 1} ; CHECK: [[META2]] = !{!"llvm.loop.unroll.runtime.disable"} ;.