1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 2; The test was crashing earlier due to a vectorization attempt; vector-to-scalar cast 3; is now forbidden in the legalizer, and the test isn't a vectorization candidate now. 4; RUN: opt -S -force-widen-divrem-via-safe-divisor=false -force-vector-width=4 --passes=loop-vectorize < %s | FileCheck %s 5 6define void @vector_to_scalar_cast(ptr %out) { 7; CHECK-LABEL: define void @vector_to_scalar_cast( 8; CHECK-SAME: ptr [[OUT:%.*]]) { 9; CHECK-NEXT: [[ENTRY:.*]]: 10; CHECK-NEXT: [[VEC0:%.*]] = insertelement <2 x i16> undef, i16 0, i64 0 11; CHECK-NEXT: [[VEC1:%.*]] = insertelement <2 x i16> [[VEC0]], i16 0, i64 1 12; CHECK-NEXT: br label %[[LOOP:.*]] 13; CHECK: [[LOOP]]: 14; CHECK-NEXT: [[IV:%.*]] = phi i32 [ [[IV_NEXT:%.*]], %[[LOOP]] ], [ 1, %[[ENTRY]] ] 15; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne i32 [[IV]], 11 16; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i32 [[IV]], 1 17; CHECK-NEXT: [[VEC_SCALAR_CAST:%.*]] = bitcast <2 x i16> [[VEC1]] to i32 18; CHECK-NEXT: [[SREM:%.*]] = srem i32 0, [[VEC_SCALAR_CAST]] 19; CHECK-NEXT: store i32 [[SREM]], ptr [[OUT]], align 4 20; CHECK-NEXT: br i1 [[EXITCOND]], label %[[LOOP]], label %[[EXIT:.*]] 21; CHECK: [[EXIT]]: 22; CHECK-NEXT: ret void 23; 24entry: 25 %vec0 = insertelement <2 x i16> undef, i16 0, i64 0 26 %vec1 = insertelement <2 x i16> %vec0, i16 0, i64 1 27 br label %loop 28 29loop: 30 %iv = phi i32 [ %iv.next, %loop ], [ 1, %entry ] 31 %exitcond = icmp ne i32 %iv, 11 32 %iv.next = add nuw nsw i32 %iv, 1 33 %vec.scalar.cast = bitcast <2 x i16> %vec1 to i32 34 %srem = srem i32 0, %vec.scalar.cast 35 store i32 %srem, ptr %out 36 br i1 %exitcond, label %loop, label %exit 37 38exit: 39 ret void 40} 41