test/Transforms/LICM/invariant.group.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=licm < %s -S | FileCheck %s

define void @test(ptr %arg, ptr %arg1) {
; CHECK-LABEL: @test(
; CHECK-NEXT:  bb2:
; CHECK-NEXT:    [[TMP3:%.*]] = load i32, ptr [[ARG1:%.*]], align 4, !invariant.group !0
; CHECK-NEXT:    br label [[BB5:%.*]]
; CHECK:       bb5:
; CHECK-NEXT:    [[TMP6:%.*]] = phi i64 [ 0, [[BB2:%.*]] ], [ [[TMP10:%.*]], [[BB5]] ]
; CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[ARG:%.*]], i64 [[TMP6]]
; CHECK-NEXT:    store i32 [[TMP3]], ptr [[TMP7]], align 8
; CHECK-NEXT:    [[TMP10]] = add nuw nsw i64 [[TMP6]], 1
; CHECK-NEXT:    [[TMP11:%.*]] = icmp eq i64 [[TMP10]], 200
; CHECK-NEXT:    br i1 [[TMP11]], label [[BB12:%.*]], label [[BB5]]
; CHECK:       bb12:
; CHECK-NEXT:    ret void
;
bb2:                                              ; preds = %bb
  br label %bb5

bb5:                                              ; preds = %bb5, %bb2
  %tmp6 = phi i64 [ 0, %bb2 ], [ %tmp10, %bb5 ]
  %tmp3 = load i32, ptr %arg1, align 4, !invariant.group !0
  %tmp7 = getelementptr inbounds i32, ptr %arg, i64 %tmp6
  store i32 %tmp3, ptr %tmp7, align 8
  %tmp10 = add nuw nsw i64 %tmp6, 1
  %tmp11 = icmp eq i64 %tmp10, 200
  br i1 %tmp11, label %bb12, label %bb5

bb12:                                             ; preds = %bb5, %bb
  ret void
}


define void @test_fail(ptr %arg, ptr %arg1) {
; CHECK-LABEL: @test_fail(
; CHECK-NEXT:  bb2:
; CHECK-NEXT:    br label [[BB5:%.*]]
; CHECK:       bb5:
; CHECK-NEXT:    [[TMP6:%.*]] = phi i64 [ 0, [[BB2:%.*]] ], [ [[TMP10:%.*]], [[BB5]] ]
; CHECK-NEXT:    store i32 3, ptr [[ARG1:%.*]], align 4
; CHECK-NEXT:    [[TMP3:%.*]] = load i32, ptr [[ARG1]], align 4, !invariant.group !0
; CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds i32, ptr [[ARG:%.*]], i64 [[TMP6]]
; CHECK-NEXT:    store i32 [[TMP3]], ptr [[TMP7]], align 8
; CHECK-NEXT:    [[TMP10]] = add nuw nsw i64 [[TMP6]], 1
; CHECK-NEXT:    [[TMP11:%.*]] = icmp eq i64 [[TMP10]], 200
; CHECK-NEXT:    br i1 [[TMP11]], label [[BB12:%.*]], label [[BB5]]
; CHECK:       bb12:
; CHECK-NEXT:    ret void
;
bb2:                                              ; preds = %bb
  br label %bb5

bb5:                                              ; preds = %bb5, %bb2
  %tmp6 = phi i64 [ 0, %bb2 ], [ %tmp10, %bb5 ]
  store i32 3, ptr %arg1
  %tmp3 = load i32, ptr %arg1, align 4, !invariant.group !0
  %tmp7 = getelementptr inbounds i32, ptr %arg, i64 %tmp6
  store i32 %tmp3, ptr %tmp7, align 8
  %tmp10 = add nuw nsw i64 %tmp6, 1
  %tmp11 = icmp eq i64 %tmp10, 200
  br i1 %tmp11, label %bb12, label %bb5

bb12:                                             ; preds = %bb5, %bb
  ret void
}

!0 = !{}