xref: /llvm-project/llvm/test/SafepointIRVerifier/constant-bases.ll (revision d1c1a1187eeb78a6ba0dabfdde2c453f57787413)
1; RUN: opt -safepoint-ir-verifier-print-only -verify-safepoint-ir -S %s 2>&1 | FileCheck %s
2
3define ptr addrspace(1) @test1(i64 %arg) gc "statepoint-example" {
4; CHECK: No illegal uses found by SafepointIRVerifier in: test1
5entry:
6  %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) undef, i32 0, i32 0, i32 0, i32 0)
7  ret ptr addrspace(1) null
8}
9
10define ptr addrspace(1) @test2(i64 %arg) gc "statepoint-example" {
11; CHECK: No illegal uses found by SafepointIRVerifier in: test2
12entry:
13  %load_addr = getelementptr i8, ptr addrspace(1) inttoptr (i64 15 to ptr addrspace(1)), i64 %arg
14  %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) undef, i32 0, i32 0, i32 0, i32 0)
15  ret ptr addrspace(1) %load_addr
16}
17
18define ptr addrspace(1) @test3(i64 %arg) gc "statepoint-example" {
19; CHECK: No illegal uses found by SafepointIRVerifier in: test3
20entry:
21  %load_addr = getelementptr i32, ptr addrspace(1) inttoptr (i64 15 to ptr addrspace(1)), i64 %arg
22  %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) undef, i32 0, i32 0, i32 0, i32 0)
23  ret ptr addrspace(1) %load_addr
24}
25
26define ptr addrspace(1) @test4(i64 %arg, i1 %cond) gc "statepoint-example" {
27; CHECK: No illegal uses found by SafepointIRVerifier in: test4
28entry:
29  %load_addr.1 = getelementptr i8, ptr addrspace(1) inttoptr (i64 15 to ptr addrspace(1)), i64 %arg
30  br i1 %cond, label %split, label %join
31
32split:
33  %load_addr.2 = getelementptr i8, ptr addrspace(1) inttoptr (i64 30 to ptr addrspace(1)), i64 %arg
34  br label %join
35
36join:
37  %load_addr = phi ptr addrspace(1) [%load_addr.1, %entry], [%load_addr.2, %split]
38  %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) undef, i32 0, i32 0, i32 0, i32 0)
39  ret ptr addrspace(1) %load_addr
40}
41
42define ptr addrspace(1) @test5(i64 %arg, i1 %cond) gc "statepoint-example" {
43; CHECK: No illegal uses found by SafepointIRVerifier in: test5
44entry:
45  %load_addr.1 = getelementptr i8, ptr addrspace(1) inttoptr (i64 15 to ptr addrspace(1)), i64 %arg
46  %load_addr.2 = getelementptr i8, ptr addrspace(1) inttoptr (i64 30 to ptr addrspace(1)), i64 %arg
47  %load_addr = select i1 %cond, ptr addrspace(1) %load_addr.1, ptr addrspace(1) %load_addr.2
48  %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) undef, i32 0, i32 0, i32 0, i32 0)
49  ret ptr addrspace(1) %load_addr
50}
51
52define ptr addrspace(1) @test6(i64 %arg, i1 %cond, ptr addrspace(1) %base) gc "statepoint-example" {
53; CHECK-LABEL: Verifying gc pointers in function: test6
54; CHECK: Illegal use of unrelocated value found!
55entry:
56  %load_addr.1 = getelementptr i8, ptr addrspace(1) %base, i64 %arg
57  br i1 %cond, label %split, label %join
58
59split:
60  %load_addr.2 = getelementptr i8, ptr addrspace(1) inttoptr (i64 30 to ptr addrspace(1)), i64 %arg
61  br label %join
62
63join:
64  %load_addr = phi ptr addrspace(1) [%load_addr.1, %entry], [%load_addr.2, %split]
65  %safepoint_token = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(void ()) undef, i32 0, i32 0, i32 0, i32 0)
66  ret ptr addrspace(1) %load_addr
67}
68
69declare token @llvm.experimental.gc.statepoint.p0(i64, i32, ptr, i32, i32, ...)
70