| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -amdgpu-spill-sgpr-to-vgpr=true < %s | FileCheck -check-prefix=SPILL-TO-VGPR %s |
| ; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -amdgpu-spill-sgpr-to-vgpr=false < %s | FileCheck -check-prefix=NO-SPILL-TO-VGPR %s |
| |
| ; Check frame setup where SGPR spills to VGPRs are disabled or enabled. |
| |
| declare hidden void @external_void_func_void() #0 |
| |
| define void @callee_with_stack_and_call() #0 { |
| ; SPILL-TO-VGPR-LABEL: callee_with_stack_and_call: |
| ; SPILL-TO-VGPR: ; %bb.0: |
| ; SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; SPILL-TO-VGPR-NEXT: s_or_saveexec_b64 s[4:5], -1 |
| ; SPILL-TO-VGPR-NEXT: buffer_store_dword v40, off, s[0:3], s32 offset:4 ; 4-byte Folded Spill |
| ; SPILL-TO-VGPR-NEXT: s_mov_b64 exec, s[4:5] |
| ; SPILL-TO-VGPR-NEXT: v_writelane_b32 v40, s33, 2 |
| ; SPILL-TO-VGPR-NEXT: v_writelane_b32 v40, s30, 0 |
| ; SPILL-TO-VGPR-NEXT: s_mov_b32 s33, s32 |
| ; SPILL-TO-VGPR-NEXT: s_add_u32 s32, s32, 0x400 |
| ; SPILL-TO-VGPR-NEXT: v_mov_b32_e32 v0, 0 |
| ; SPILL-TO-VGPR-NEXT: s_getpc_b64 s[4:5] |
| ; SPILL-TO-VGPR-NEXT: s_add_u32 s4, s4, external_void_func_void@rel32@lo+4 |
| ; SPILL-TO-VGPR-NEXT: s_addc_u32 s5, s5, external_void_func_void@rel32@hi+12 |
| ; SPILL-TO-VGPR-NEXT: v_writelane_b32 v40, s31, 1 |
| ; SPILL-TO-VGPR-NEXT: buffer_store_dword v0, off, s[0:3], s33 |
| ; SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) |
| ; SPILL-TO-VGPR-NEXT: s_swappc_b64 s[30:31], s[4:5] |
| ; SPILL-TO-VGPR-NEXT: v_readlane_b32 s4, v40, 0 |
| ; SPILL-TO-VGPR-NEXT: v_readlane_b32 s5, v40, 1 |
| ; SPILL-TO-VGPR-NEXT: s_sub_u32 s32, s32, 0x400 |
| ; SPILL-TO-VGPR-NEXT: v_readlane_b32 s33, v40, 2 |
| ; SPILL-TO-VGPR-NEXT: s_or_saveexec_b64 s[6:7], -1 |
| ; SPILL-TO-VGPR-NEXT: buffer_load_dword v40, off, s[0:3], s32 offset:4 ; 4-byte Folded Reload |
| ; SPILL-TO-VGPR-NEXT: s_mov_b64 exec, s[6:7] |
| ; SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) |
| ; SPILL-TO-VGPR-NEXT: s_setpc_b64 s[4:5] |
| ; |
| ; NO-SPILL-TO-VGPR-LABEL: callee_with_stack_and_call: |
| ; NO-SPILL-TO-VGPR: ; %bb.0: |
| ; NO-SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0) |
| ; NO-SPILL-TO-VGPR-NEXT: v_mov_b32_e32 v0, s33 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_store_dword v0, off, s[0:3], s32 offset:12 ; 4-byte Folded Spill |
| ; NO-SPILL-TO-VGPR-NEXT: s_mov_b32 s33, s32 |
| ; NO-SPILL-TO-VGPR-NEXT: s_add_u32 s32, s32, 0x800 |
| ; NO-SPILL-TO-VGPR-NEXT: s_mov_b64 s[6:7], exec |
| ; NO-SPILL-TO-VGPR-NEXT: s_mov_b64 exec, 3 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_store_dword v1, off, s[0:3], s33 offset:16 |
| ; NO-SPILL-TO-VGPR-NEXT: v_writelane_b32 v1, s30, 0 |
| ; NO-SPILL-TO-VGPR-NEXT: v_writelane_b32 v1, s31, 1 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_store_dword v1, off, s[0:3], s33 offset:4 ; 4-byte Folded Spill |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_load_dword v1, off, s[0:3], s33 offset:16 |
| ; NO-SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) |
| ; NO-SPILL-TO-VGPR-NEXT: s_mov_b64 exec, s[6:7] |
| ; NO-SPILL-TO-VGPR-NEXT: v_mov_b32_e32 v0, 0 |
| ; NO-SPILL-TO-VGPR-NEXT: s_getpc_b64 s[4:5] |
| ; NO-SPILL-TO-VGPR-NEXT: s_add_u32 s4, s4, external_void_func_void@rel32@lo+4 |
| ; NO-SPILL-TO-VGPR-NEXT: s_addc_u32 s5, s5, external_void_func_void@rel32@hi+12 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_store_dword v0, off, s[0:3], s33 |
| ; NO-SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) |
| ; NO-SPILL-TO-VGPR-NEXT: s_swappc_b64 s[30:31], s[4:5] |
| ; NO-SPILL-TO-VGPR-NEXT: s_mov_b64 s[6:7], exec |
| ; NO-SPILL-TO-VGPR-NEXT: s_mov_b64 exec, 3 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_store_dword v1, off, s[0:3], s33 offset:16 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_load_dword v1, off, s[0:3], s33 offset:4 ; 4-byte Folded Reload |
| ; NO-SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) |
| ; NO-SPILL-TO-VGPR-NEXT: v_readlane_b32 s4, v1, 0 |
| ; NO-SPILL-TO-VGPR-NEXT: v_readlane_b32 s5, v1, 1 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_load_dword v1, off, s[0:3], s33 offset:16 |
| ; NO-SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) |
| ; NO-SPILL-TO-VGPR-NEXT: s_mov_b64 exec, s[6:7] |
| ; NO-SPILL-TO-VGPR-NEXT: s_sub_u32 s32, s32, 0x800 |
| ; NO-SPILL-TO-VGPR-NEXT: buffer_load_dword v0, off, s[0:3], s32 offset:12 ; 4-byte Folded Reload |
| ; NO-SPILL-TO-VGPR-NEXT: s_waitcnt vmcnt(0) |
| ; NO-SPILL-TO-VGPR-NEXT: v_readfirstlane_b32 s33, v0 |
| ; NO-SPILL-TO-VGPR-NEXT: s_setpc_b64 s[4:5] |
| %alloca = alloca i32, addrspace(5) |
| store volatile i32 0, i32 addrspace(5)* %alloca |
| call void @external_void_func_void() |
| ret void |
| } |
| |
| attributes #0 = { nounwind } |