llvm/test/Transforms/LoopVectorize/widen-call-attrs-interleave.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals none --version 6
; RUN: opt -passes=loop-vectorize -force-vector-width=2 -force-vector-interleave=2 -S %s | FileCheck %s --check-prefix=CHECK

declare i32 @scalar_fn_int(i32) #0
declare <2 x i32> @vec_fn_int(<2 x i32>) #0

define void @range_propagated_uf2(ptr noalias %src, ptr noalias %out) {
; CHECK-LABEL: define void @range_propagated_uf2(
; CHECK-SAME: ptr noalias [[SRC:%.*]], ptr noalias [[OUT:%.*]]) {
; 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:%.*]], %[[VECTOR_BODY]] ]
; CHECK-NEXT:    [[TMP0:%.*]] = getelementptr i32, ptr [[SRC]], i64 [[INDEX]]
; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr i32, ptr [[TMP0]], i64 2
; CHECK-NEXT:    [[WIDE_LOAD:%.*]] = load <2 x i32>, ptr [[TMP0]], align 4
; CHECK-NEXT:    [[WIDE_LOAD1:%.*]] = load <2 x i32>, ptr [[TMP1]], align 4
; CHECK-NEXT:    [[TMP2:%.*]] = call <2 x i32> @vec_fn_int(<2 x i32> [[WIDE_LOAD]])
; CHECK-NEXT:    [[TMP3:%.*]] = call <2 x i32> @vec_fn_int(<2 x i32> [[WIDE_LOAD1]])
; CHECK-NEXT:    [[TMP4:%.*]] = getelementptr i32, ptr [[OUT]], i64 [[INDEX]]
; CHECK-NEXT:    [[TMP5:%.*]] = getelementptr i32, ptr [[TMP4]], i64 2
; CHECK-NEXT:    store <2 x i32> [[TMP2]], ptr [[TMP4]], align 4
; CHECK-NEXT:    store <2 x i32> [[TMP3]], ptr [[TMP5]], align 4
; CHECK-NEXT:    [[INDEX_NEXT]] = add nuw i64 [[INDEX]], 4
; CHECK-NEXT:    [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], 1024
; CHECK-NEXT:    br i1 [[TMP6]], label %[[MIDDLE_BLOCK:.*]], label %[[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK:       [[MIDDLE_BLOCK]]:
; CHECK-NEXT:    br label %[[EXIT:.*]]
; CHECK:       [[EXIT]]:
; CHECK-NEXT:    ret void
;
entry:
  br label %loop

loop:
  %iv = phi i64 [0, %entry], [%iv.next, %loop]
  %s.gep = getelementptr i32, ptr %src, i64 %iv
  %x = load i32, ptr %s.gep
  %r = call i32 @scalar_fn_int(i32 range(i32 0, 100) %x)
  %o.gep = getelementptr i32, ptr %out, i64 %iv
  store i32 %r, ptr %o.gep
  %iv.next = add i64 %iv, 1
  %done = icmp eq i64 %iv.next, 1024
  br i1 %done, label %exit, label %loop

exit:
  ret void
}

attributes #0 = { nounwind willreturn memory(none) "vector-function-abi-variant"="_ZGVnN2v_scalar_fn_int(vec_fn_int)" }