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