Sanjoy Das | 69b4a41 | 2016-01-29 16:32:30 +0000 | [diff] [blame] | 1 | ; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s |
Fedor Sergeev | 4b86d79 | 2017-12-15 09:32:11 +0000 | [diff] [blame] | 2 | ; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S | FileCheck %s |
Sanjoy Das | 25ec1a3 | 2015-10-16 02:41:00 +0000 | [diff] [blame] | 3 | |
| 4 | ; This test is to verify gc.relocate can handle pointer to vector of |
| 5 | ; pointers (<2 x i32 addrspace(1)*> addrspace(1)* in this case). |
| 6 | ; The old scheme to create a gc.relocate of <2 x i32 addrspace(1)*> addrspace(1)* |
| 7 | ; type will fail because llvm does not support mangling vector of pointers. |
| 8 | ; The new scheme will create all gc.relocate to i8 addrspace(1)* type and |
| 9 | ; then bitcast to the correct type. |
| 10 | |
| 11 | declare void @foo() |
| 12 | |
| 13 | declare void @use(...) "gc-leaf-function" |
| 14 | |
| 15 | define void @test1(<2 x i32 addrspace(1)*> addrspace(1)* %obj) gc "statepoint-example" { |
| 16 | entry: |
Chen Li | d71999e | 2015-12-26 07:54:32 +0000 | [diff] [blame] | 17 | ; CHECK: %obj.relocated = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token %statepoint_token, i32 7, i32 7) |
Sanjoy Das | 25ec1a3 | 2015-10-16 02:41:00 +0000 | [diff] [blame] | 18 | ; CHECK-NEXT: %obj.relocated.casted = bitcast i8 addrspace(1)* %obj.relocated to <2 x i32 addrspace(1)*> addrspace(1)* |
| 19 | |
| 20 | call void @foo() [ "deopt"() ] |
| 21 | call void (...) @use(<2 x i32 addrspace(1)*> addrspace(1)* %obj) |
| 22 | ret void |
| 23 | } |