xref: /llvm-project/llvm/test/Transforms/NewGVN/non-integral-pointers.ll (revision 229640343e400394b315c6798c7c19e8a9bd188c)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
2; RUN: opt -passes=newgvn -S < %s | FileCheck %s
3
4target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:4"
5target triple = "x86_64-unknown-linux-gnu"
6
7define void @f0(i1 %alwaysFalse, i64 %val, ptr %loc) {
8; CHECK-LABEL: define void @f0(
9; CHECK-SAME: i1 [[ALWAYSFALSE:%.*]], i64 [[VAL:%.*]], ptr [[LOC:%.*]]) {
10; CHECK-NEXT:  entry:
11; CHECK-NEXT:    store i64 [[VAL]], ptr [[LOC]], align 8
12; CHECK-NEXT:    br i1 [[ALWAYSFALSE]], label [[NEVERTAKEN:%.*]], label [[ALWAYSTAKEN:%.*]]
13; CHECK:       neverTaken:
14; CHECK-NEXT:    [[PTR:%.*]] = load ptr addrspace(4), ptr [[LOC]], align 8
15; CHECK-NEXT:    store i8 5, ptr addrspace(4) [[PTR]], align 1
16; CHECK-NEXT:    ret void
17; CHECK:       alwaysTaken:
18; CHECK-NEXT:    ret void
19;
20  entry:
21  store i64 %val, ptr %loc
22  br i1 %alwaysFalse, label %neverTaken, label %alwaysTaken
23
24  neverTaken:
25  %ptr = load ptr addrspace(4), ptr %loc
26  store i8 5, ptr addrspace(4) %ptr
27  ret void
28
29  alwaysTaken:
30  ret void
31}
32
33define i64 @f1(i1 %alwaysFalse, ptr addrspace(4) %val, ptr %loc) {
34; CHECK-LABEL: define i64 @f1(
35; CHECK-SAME: i1 [[ALWAYSFALSE:%.*]], ptr addrspace(4) [[VAL:%.*]], ptr [[LOC:%.*]]) {
36; CHECK-NEXT:  entry:
37; CHECK-NEXT:    store ptr addrspace(4) [[VAL]], ptr [[LOC]], align 8
38; CHECK-NEXT:    br i1 [[ALWAYSFALSE]], label [[NEVERTAKEN:%.*]], label [[ALWAYSTAKEN:%.*]]
39; CHECK:       neverTaken:
40; CHECK-NEXT:    [[INT:%.*]] = load i64, ptr [[LOC]], align 8
41; CHECK-NEXT:    ret i64 [[INT]]
42; CHECK:       alwaysTaken:
43; CHECK-NEXT:    ret i64 42
44;
45  entry:
46  store ptr addrspace(4) %val, ptr %loc
47  br i1 %alwaysFalse, label %neverTaken, label %alwaysTaken
48
49  neverTaken:
50  %int = load i64, ptr %loc
51  ret i64 %int
52
53  alwaysTaken:
54  ret i64 42
55}
56