llvm/test/Verifier/gc_relocate_addrspace.ll
Chen Li 881547e01b [Verifier] Assert gc_relocate always return a pointer type
Summary: Add an assertion in verifier.cpp to make sure gc_relocate relocate a gc pointer, and its return type has the same address space with the relocated pointer.

Reviewers: reames, AndyAyers, sanjoy, pgavlin

Reviewed By: pgavlin

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D9695

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@237605 91177308-0d34-0410-b5e6-96231b3b80d8
2015-05-18 19:50:14 +00:00

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1.0 KiB
LLVM

; RUN: not llvm-as -disable-output <%s 2>&1 | FileCheck %s
; This is to verify that gc_relocate must return a pointer with the same
; address space with the relocated value.
; CHECK: gc.relocate: relocating a pointer shouldn't change its address space
; CHECK-NEXT: %obj.relocated = call coldcc i8* @llvm.experimental.gc.relocate.p0i8(i32 %safepoint_token, i32 7, i32 7) ;
declare void @foo()
; Function Attrs: nounwind
declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...) #0
define void @test1(i64 addrspace(1)* %obj) gc "statepoint-example" {
entry:
%safepoint_token = call i32 (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @foo, i32 0, i32 0, i32 0, i32 0, i64 addrspace(1)* %obj)
%obj.relocated = call coldcc i8* @llvm.experimental.gc.relocate.p0i8(i32 %safepoint_token, i32 7, i32 7) ; (%obj, %obj)
ret void
}
; Function Attrs: nounwind
declare i8* @llvm.experimental.gc.relocate.p0i8(i32, i32, i32) #0
attributes #0 = { nounwind }