xref: /llvm-project/llvm/test/Transforms/NewGVN/pr32945.ll (revision 229640343e400394b315c6798c7c19e8a9bd188c)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt -S -passes=newgvn %s | FileCheck %s
3
4@d = external global i32
5@e = external global i32
6define void @tinkywinky() {
7; CHECK-LABEL: define void @tinkywinky() {
8; CHECK-NEXT:    br i1 true, label [[LOR_LHS_FALSE:%.*]], label [[COND_TRUE:%.*]]
9; CHECK:       lor.lhs.false:
10; CHECK-NEXT:    [[TMP:%.*]] = load i32, ptr @d, align 4
11; CHECK-NEXT:    [[PATATINO:%.*]] = load i32, ptr null, align 4
12; CHECK-NEXT:    [[OR:%.*]] = or i32 [[TMP]], [[PATATINO]]
13; CHECK-NEXT:    store i32 [[OR]], ptr @d, align 4
14; CHECK-NEXT:    br label [[COND_TRUE]]
15; CHECK:       cond.true:
16; CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr @e, align 4
17; CHECK-NEXT:    [[TMP2:%.*]] = load i32, ptr @d, align 4
18; CHECK-NEXT:    [[CMP:%.*]] = icmp eq i32 [[TMP1]], [[TMP2]]
19; CHECK-NEXT:    br i1 [[CMP]], label [[COND_TRUE6:%.*]], label [[COND_FALSE:%.*]]
20; CHECK:       cond.true6:
21; CHECK-NEXT:    [[CMP7:%.*]] = icmp slt i32 [[TMP1]], 0
22; CHECK-NEXT:    br i1 [[CMP7]], label [[COND_FALSE]], label [[COND_FALSE]]
23; CHECK:       cond.false:
24; CHECK-NEXT:    ret void
25;
26  br i1 true, label %lor.lhs.false, label %cond.true
27lor.lhs.false:
28  %tmp = load i32, ptr @d, align 4
29  %patatino = load i32, ptr null, align 4
30  %or = or i32 %tmp, %patatino
31  store i32 %or, ptr @d, align 4
32  br label %cond.true
33cond.true:
34  %tmp1 = load i32, ptr @e, align 4
35  %tmp2 = load i32, ptr @d, align 4
36  %cmp = icmp eq i32 %tmp1, %tmp2
37  br i1 %cmp, label %cond.true6, label %cond.false
38cond.true6:
39  %cmp7 = icmp slt i32 %tmp1, 0
40  br i1 %cmp7, label %cond.false, label %cond.false
41cond.false:
42  ret void
43}
44