| ; RUN: opt -S -mtriple=amdgcn-- -passes=amdgpu-lower-ctor-dtor < %s | FileCheck %s |
| ; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx700 -filetype=obj -o - < %s | llvm-readelf -s - 2>&1 | FileCheck %s -check-prefix=CHECK-VIS |
| |
| ; Make sure that we don't modify the functions if amdgcn.device.init or |
| ; amdgcn.device.fini already exit. |
| |
| @llvm.global_ctors = appending addrspace(1) global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 1, ptr @foo, ptr null }] |
| @llvm.global_dtors = appending addrspace(1) global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 1, ptr @bar, ptr null }] |
| |
| ; CHECK-LABEL: amdgpu_kernel void @amdgcn.device.init() #0 { |
| ; CHECK-NEXT: store volatile i32 1, ptr addrspace(1) null |
| ; CHECK-NEXT: ret void |
| ; CHECK-NEXT: } |
| |
| ; CHECK-LABEL: define amdgpu_kernel void @amdgcn.device.fini() #1 { |
| ; CHECK-NEXT: store volatile i32 0, ptr addrspace(1) null |
| ; CHECK-NEXT: ret void |
| ; CHECK-NEXT: } |
| |
| ; CHECK-NOT: amdgcn.device. |
| |
| ; CHECK-VIS: FUNC GLOBAL PROTECTED {{.*}} amdgcn.device.init{{$}} |
| ; CHECK-VIS: OBJECT GLOBAL DEFAULT {{.*}} amdgcn.device.init.kd{{$}} |
| ; CHECK-VIS: FUNC GLOBAL PROTECTED {{.*}} amdgcn.device.fini{{$}} |
| ; CHECK-VIS: OBJECT GLOBAL DEFAULT {{.*}} amdgcn.device.fini.kd{{$}} |
| |
| define internal void @foo() { |
| ret void |
| } |
| |
| define internal void @bar() { |
| ret void |
| } |
| |
| define amdgpu_kernel void @amdgcn.device.init() #0 { |
| store volatile i32 1, ptr addrspace(1) null |
| ret void |
| } |
| |
| define amdgpu_kernel void @amdgcn.device.fini() #1 { |
| store volatile i32 0, ptr addrspace(1) null |
| ret void |
| } |
| |
| attributes #0 = { "device-init" } |
| attributes #1 = { "device-fini" } |
| ; CHECK: attributes #0 = { "device-init" } |
| ; CHECK: attributes #1 = { "device-fini" } |