1 ; RUN: opt -safepoint-ir-verifier-print-only -verify-safepoint-ir -S %s 2>&1 | FileCheck %s
3 ; This test checks that StatepointIRVerifier does not crash on
4 ; a CFG with unreachable blocks.
6 %jObject = type { [8 x i8] }
8 define ptr addrspace(1) @test(ptr addrspace(1) %arg) gc "statepoint-example" {
9 ; CHECK-LABEL: Verifying gc pointers in function: test
10 ; CHECK-NEXT: No illegal uses found by SafepointIRVerifier in: test
11 %safepoint_token3 = tail call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 0, i32 0, ptr elementtype(double (double)) undef, i32 1, i32 0, double undef, i32 0, i32 0) ["gc-live"(ptr addrspace(1) %arg)]
12 %arg2.relocated4 = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token %safepoint_token3, i32 0, i32 0)
13 ret ptr addrspace(1) %arg2.relocated4
16 ret ptr addrspace(1) null
19 ; Function Attrs: nounwind
20 declare ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token, i32, i32) #3
22 declare token @llvm.experimental.gc.statepoint.p0(i64, i32, ptr, i32, i32, ...)
24 ; In %merge %val.unrelocated, %ptr and %arg should be unrelocated.
25 define void @test2(ptr addrspace(1) %arg) gc "statepoint-example" {
26 ; CHECK-LABEL: Verifying gc pointers in function: test2
27 ; CHECK: No illegal uses found by SafepointIRVerifier in: test2
29 %ptr = getelementptr i8, ptr addrspace(1) %arg, i64 4
33 %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)
40 %val.unrelocated = phi ptr addrspace(1) [ %arg, %left ], [ %ptr, %right ]
41 %c = icmp eq ptr addrspace(1) %val.unrelocated, %arg