xref: /llvm-project/llvm/test/Transforms/IndVarSimplify/sentinel.ll (revision 8ee638fd175245eff88d77e1607e478db237dd41)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -passes=indvars -S < %s | FileCheck %s
3
4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"
5target triple = "x86_64-unknown-linux-gnu"
6
7define void @test(i1 %arg) personality ptr @snork {
8; CHECK-LABEL: @test(
9; CHECK-NEXT:  bb:
10; CHECK-NEXT:    br label [[BB4:%.*]]
11; CHECK:       bb1:
12; CHECK-NEXT:    [[INDVARS_IV_NEXT:%.*]] = add i32 [[INDVARS_IV:%.*]], 1
13; CHECK-NEXT:    [[TMP0:%.*]] = sub i32 [[TMP1:%.*]], [[SMAX:%.*]]
14; CHECK-NEXT:    br i1 [[ARG:%.*]], label [[BB2:%.*]], label [[BB4]]
15; CHECK:       bb2:
16; CHECK-NEXT:    [[TMP3:%.*]] = phi i32 [ [[TMP0]], [[BB1:%.*]] ]
17; CHECK-NEXT:    ret void
18; CHECK:       bb4:
19; CHECK-NEXT:    [[INDVARS_IV]] = phi i32 [ [[INDVARS_IV_NEXT]], [[BB1]] ], [ undef, [[BB:%.*]] ]
20; CHECK-NEXT:    [[SMAX]] = call i32 @llvm.smax.i32(i32 [[INDVARS_IV]], i32 36)
21; CHECK-NEXT:    [[TMP6:%.*]] = invoke i32 @quux() [ "deopt"(i32 0, i32 0, i32 0, i32 180, i32 0, i32 25, i32 0, i32 7, ptr null, i32 7, ptr null, i32 7, ptr null, i32 3, i32 [[INDVARS_IV]], i32 3, i32 undef, i32 7, ptr null, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 4, double undef, i32 7, ptr null, i32 4, i64 undef, i32 7, ptr null, i32 0, ptr addrspace(1) undef, i32 3, i32 undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 7, ptr null) ]
22; CHECK-NEXT:            to label [[BB7:%.*]] unwind label [[BB15:%.*]]
23; CHECK:       bb7:
24; CHECK-NEXT:    [[TMP1]] = add i32 [[TMP6]], [[INDVARS_IV]]
25; CHECK-NEXT:    br label [[BB9:%.*]]
26; CHECK:       bb9:
27; CHECK-NEXT:    br i1 true, label [[BB1]], label [[BB9]]
28; CHECK:       bb15:
29; CHECK-NEXT:    [[TMP16:%.*]] = landingpad { ptr, i32 }
30; CHECK-NEXT:            cleanup
31; CHECK-NEXT:    ret void
32;
33
34bb:
35  br label %bb4
36
37bb1:                                              ; preds = %bb9
38  %tmp = phi i32 [ %tmp12, %bb9 ]
39  br i1 %arg, label %bb2, label %bb4
40
41bb2:                                              ; preds = %bb1
42  %tmp3 = phi i32 [ %tmp, %bb1 ]
43  ret void
44
45bb4:                                              ; preds = %bb1, %bb
46  %tmp5 = phi i32 [ %tmp8, %bb1 ], [ undef, %bb ]
47  %tmp6 = invoke i32 @quux() #2 [ "deopt"(i32 0, i32 0, i32 0, i32 180, i32 0, i32 25, i32 0, i32 7, ptr null, i32 7, ptr null, i32 7, ptr null, i32 3, i32 %tmp5, i32 3, i32 undef, i32 7, ptr null, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 4, double undef, i32 7, ptr null, i32 4, i64 undef, i32 7, ptr null, i32 0, ptr addrspace(1) undef, i32 3, i32 undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 7, ptr null) ]
48  to label %bb7 unwind label %bb15
49
50bb7:                                              ; preds = %bb4
51  %tmp8 = add nsw i32 %tmp5, 1
52  br label %bb9
53
54bb9:                                              ; preds = %bb9, %bb7
55  %tmp10 = phi i32 [ %tmp5, %bb7 ], [ %tmp13, %bb9 ]
56  %tmp11 = phi i32 [ %tmp6, %bb7 ], [ %tmp12, %bb9 ]
57  %tmp12 = add i32 %tmp11, -1
58  %tmp13 = add nsw i32 %tmp10, 1
59  %tmp14 = icmp sgt i32 %tmp10, 35
60  br i1 %tmp14, label %bb1, label %bb9
61
62bb15:                                             ; preds = %bb4
63  %tmp16 = landingpad { ptr, i32 }
64  cleanup
65  ret void
66}
67
68declare ptr @snork()
69
70declare i32 @quux()
71
72