1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -mtriple=x86_64-unknown-linux-gnu -passes='loop-unroll' -unroll-runtime -S < %s 2>&1 | FileCheck %s
4 define void @mask-high(i64 %arg, ptr dereferenceable(4) %arg1) {
5 ; CHECK-LABEL: @mask-high(
7 ; CHECK-NEXT: [[I:%.*]] = load i32, ptr [[ARG1:%.*]], align 4
8 ; CHECK-NEXT: [[I2:%.*]] = sext i32 [[I]] to i64
9 ; CHECK-NEXT: [[I3:%.*]] = and i64 [[ARG:%.*]], -16
10 ; CHECK-NEXT: [[I4:%.*]] = or disjoint i64 1, [[I3]]
11 ; CHECK-NEXT: [[I5:%.*]] = icmp sgt i64 [[I4]], [[I2]]
12 ; CHECK-NEXT: br i1 [[I5]], label [[BB10:%.*]], label [[BB6_PREHEADER:%.*]]
13 ; CHECK: bb6.preheader:
14 ; CHECK-NEXT: br label [[BB6:%.*]]
16 ; CHECK-NEXT: [[I7:%.*]] = phi i64 [ [[I8:%.*]], [[BB6]] ], [ [[I4]], [[BB6_PREHEADER]] ]
17 ; CHECK-NEXT: [[I8]] = add i64 [[I7]], 1
18 ; CHECK-NEXT: [[I9:%.*]] = icmp slt i64 [[I7]], [[I2]]
19 ; CHECK-NEXT: br i1 [[I9]], label [[BB6]], label [[BB10_LOOPEXIT:%.*]]
20 ; CHECK: bb10.loopexit:
21 ; CHECK-NEXT: br label [[BB10]]
23 ; CHECK-NEXT: ret void
26 %i = load i32, ptr %arg1, align 4
27 %i2 = sext i32 %i to i64
28 %i3 = and i64 %arg, -16
29 %i4 = or disjoint i64 1, %i3
30 %i5 = icmp sgt i64 %i4, %i2
31 br i1 %i5, label %bb10, label %bb6
33 bb6: ; preds = %bb6, %bb
34 %i7 = phi i64 [ %i4, %bb ], [ %i8, %bb6 ]
36 %i9 = icmp slt i64 %i7, %i2
37 br i1 %i9, label %bb6, label %bb10
39 bb10: ; preds = %bb6, %bb
44 define void @mask-low(i64 %arg, ptr dereferenceable(4) %arg1) {
45 ; CHECK-LABEL: @mask-low(
47 ; CHECK-NEXT: [[I:%.*]] = load i32, ptr [[ARG1:%.*]], align 4
48 ; CHECK-NEXT: [[I2:%.*]] = sext i32 [[I]] to i64
49 ; CHECK-NEXT: [[I3:%.*]] = and i64 [[ARG:%.*]], 16
50 ; CHECK-NEXT: [[I4:%.*]] = add i64 1, [[I3]]
51 ; CHECK-NEXT: [[I5:%.*]] = icmp sgt i64 [[I4]], [[I2]]
52 ; CHECK-NEXT: br i1 [[I5]], label [[BB10:%.*]], label [[BB6_PREHEADER:%.*]]
53 ; CHECK: bb6.preheader:
54 ; CHECK-NEXT: br label [[BB6:%.*]]
56 ; CHECK-NEXT: [[I7:%.*]] = phi i64 [ [[I8:%.*]], [[BB6]] ], [ [[I4]], [[BB6_PREHEADER]] ]
57 ; CHECK-NEXT: [[I8]] = add i64 [[I7]], 1
58 ; CHECK-NEXT: [[I9:%.*]] = icmp slt i64 [[I7]], [[I2]]
59 ; CHECK-NEXT: br i1 [[I9]], label [[BB6]], label [[BB10_LOOPEXIT:%.*]]
60 ; CHECK: bb10.loopexit:
61 ; CHECK-NEXT: br label [[BB10]]
63 ; CHECK-NEXT: ret void
66 %i = load i32, ptr %arg1, align 4
67 %i2 = sext i32 %i to i64
68 %i3 = and i64 %arg, 16
70 %i5 = icmp sgt i64 %i4, %i2
71 br i1 %i5, label %bb10, label %bb6
73 bb6: ; preds = %bb6, %bb
74 %i7 = phi i64 [ %i4, %bb ], [ %i8, %bb6 ]
76 %i9 = icmp slt i64 %i7, %i2
77 br i1 %i9, label %bb6, label %bb10
79 bb10: ; preds = %bb6, %bb