xref: /llvm-project/llvm/test/CodeGen/AMDGPU/enable-scratch-only-dynamic-stack.ll (revision 4490003a22658dcd12527029b2c8682b63d8a9d6)
1; RUN: sed 's/CODE_OBJECT_VERSION/600/g' %s | llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 | FileCheck -check-prefixes=GCN,COV5 %s
2; RUN: sed 's/CODE_OBJECT_VERSION/500/g' %s | llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 | FileCheck -check-prefixes=GCN,COV5 %s
3; RUN: sed 's/CODE_OBJECT_VERSION/400/g' %s | llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 | FileCheck -check-prefixes=GCN,COV4 %s
4
5@gv.fptr0 = external hidden unnamed_addr addrspace(4) constant ptr, align 4
6
7; No stack objects, only indirect call has to enable scrathch
8; GCN-LABEL: test_indirect_call:
9
10; COV5: .amdhsa_private_segment_fixed_size 0{{$}}
11; COV4: .amdhsa_private_segment_fixed_size 16384{{$}}
12
13; GCN: .amdhsa_user_sgpr_private_segment_buffer 1
14
15; COV5: .amdhsa_uses_dynamic_stack 1
16; GCN: .amdhsa_system_sgpr_private_segment_wavefront_offset 1
17define amdgpu_kernel void @test_indirect_call() {
18  %fptr = load ptr, ptr addrspace(4) @gv.fptr0
19  call void %fptr()
20  ret void
21}
22
23!llvm.module.flags = !{!0}
24!0 = !{i32 1, !"amdhsa_code_object_version", i32 CODE_OBJECT_VERSION}
25