Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/AMDGPU/callee-frame-setup.ll

@@ -1,96 +0,0 @@
-; RUN: llc -march=amdgcn -mcpu=hawaii -verify-machineinstrs < %s | FileCheck  -enable-var-scope -check-prefix=GCN -check-prefix=CI %s
-; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck  -enable-var-scope -check-prefix=GCN -check-prefix=GFX9 %s
-
-; GCN-LABEL: {{^}}callee_no_stack:
-; GCN: ; %bb.0:
-; GCN-NEXT: s_waitcnt
-; GCN-NEXT: s_setpc_b64
-define void @callee_no_stack() #0 {
-  ret void
-}
-
-; GCN-LABEL: {{^}}callee_no_stack_no_fp_elim:
-; GCN: ; %bb.0:
-; GCN-NEXT: s_waitcnt
-; GCN-NEXT: s_setpc_b64
-define void @callee_no_stack_no_fp_elim() #1 {
-  ret void
-}
-
-; Requires frame pointer for access to local regular object.
-
-; GCN-LABEL: {{^}}callee_with_stack:
-; GCN: ; %bb.0:
-; GCN-NEXT: s_waitcnt
-; GCN-NEXT: s_mov_b32 s5, s32
-; GCN-NEXT: v_mov_b32_e32 v0, 0{{$}}
-; GCN-NEXT: buffer_store_dword v0, off, s[0:3], s5 offset:4{{$}}
-; GCN-NEXT: s_waitcnt
-; GCN-NEXT: s_setpc_b64
-define void @callee_with_stack() #0 {
-  %alloca = alloca i32
-  store volatile i32 0, i32* %alloca
-  ret void
-}
-
-; GCN-LABEL: {{^}}callee_with_stack_and_call:
-; GCN: ; %bb.0:
-; GCN-NEXT: s_waitcnt
-; GCN: s_mov_b32 s5, s32
-; GCN: buffer_store_dword v32, off, s[0:3], s5 offset:8
-
-; GCN-DAG: v_writelane_b32 v32, s33,
-; GCN-DAG: v_writelane_b32 v32, s34,
-; GCN-DAG: v_writelane_b32 v32, s35,
-; GCN-DAG: s_add_u32 s32, s32, 0x300{{$}}
-; GCN-DAG: v_mov_b32_e32 v0, 0{{$}}
-; GCN: buffer_store_dword v0, off, s[0:3], s5 offset:4{{$}}
-; GCN-DAG: s_mov_b32 s33, s5
-
-
-; GCN: s_swappc_b64
-; GCN: s_mov_b32 s5, s33
-; GCN-DAG: v_readlane_b32 s35,
-; GCN-DAG: v_readlane_b32 s34,
-; GCN-DAG: v_readlane_b32 s33,
-; GCN: buffer_load_dword v32, off, s[0:3], s5 offset:8
-; GCN: s_waitcnt
-; GCN-NEXT: s_setpc_b64
-define void @callee_with_stack_and_call() #0 {
-  %alloca = alloca i32
-  store volatile i32 0, i32* %alloca
-  call void @external_void_func_void()
-  ret void
-}
-
-; Should be able to copy incoming stack pointer directly to inner
-; call's stack pointer argument.
-
-; There is stack usage only because of the need to evict a VGPR for
-; spilling CSR SGPRs.
-
-; GCN-LABEL: {{^}}callee_no_stack_with_call:
-; GCN: s_waitcnt
-; GCN: s_mov_b32 s5, s32
-; GCN: buffer_store_dword v32, off, s[0:3], s5 offset:4
-; GCN-DAG: v_writelane_b32 v32, s33, 0
-; GCN-DAG: v_writelane_b32 v32, s34, 1
-; GCN: s_mov_b32 s33, s5
-; GCN: s_swappc_b64
-; GCN: s_mov_b32 s5, s33
-
-; GCN-DAG: v_readlane_b32 s34, v32, 1
-; GCN-DAG: v_readlane_b32 s33, v32, 0
-; GCN: buffer_load_dword v32, off, s[0:3], s5 offset:4
-; GCN: s_sub_u32 s32, s32, 0x200
-
-; GCN: s_setpc_b64
-define void @callee_no_stack_with_call() #0 {
-  call void @external_void_func_void()
-  ret void
-}
-
-declare void @external_void_func_void() #0
-
-attributes #0 = { nounwind }
-attributes #1 = { nounwind "no-frame-pointer-elim"="true" }