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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AMDGPU/pei-scavenge-sgpr.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=hawaii -verify-machineinstrs -run-pass=prologepilog %s -o - | FileCheck %s
# Frame virtual SGPRs should not be used, as the register scavenger cannot usefully spill them anymore.
# Spilling is also worse than increment and restore of a frame register. There should be no spills remaining.
---
name: scavenge_sgpr_pei
tracksRegLiveness: true
stack:
- { id: 0, type: default, size: 4, alignment: 4096 }
machineFunctionInfo:
isEntryFunction: false
scratchRSrcReg: $sgpr0_sgpr1_sgpr2_sgpr3
frameOffsetReg: $sgpr33
stackPtrOffsetReg: $sgpr32
body: |
bb.0:
liveins: $vgpr1
; CHECK-LABEL: name: scavenge_sgpr_pei
; CHECK: liveins: $sgpr40, $sgpr41, $vgpr1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: frame-setup CFI_INSTRUCTION llvm_def_aspace_cfa $sgpr32, 0, 6
; CHECK-NEXT: frame-setup CFI_INSTRUCTION llvm_register_pair $pc_reg, $sgpr30, 32, $sgpr31, 32
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $vgpr0
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr4
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr5
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr6
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr7
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr8
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr9
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr10
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr11
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr12
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr13
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr14
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr15
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr17
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr18
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr19
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr20
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr21
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr22
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr23
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr24
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr25
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr26
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr27
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr28
; CHECK-NEXT: frame-setup CFI_INSTRUCTION undefined $sgpr29
; CHECK-NEXT: $sgpr40 = frame-setup COPY $sgpr33
; CHECK-NEXT: frame-setup CFI_INSTRUCTION register $sgpr33, $sgpr40
; CHECK-NEXT: $sgpr33 = frame-setup S_ADD_I32 $sgpr32, 262080, implicit-def $scc
; CHECK-NEXT: $sgpr33 = frame-setup S_AND_B32 killed $sgpr33, 4294705152, implicit-def dead $scc
; CHECK-NEXT: $sgpr41 = frame-setup COPY $sgpr34
; CHECK-NEXT: frame-setup CFI_INSTRUCTION register $sgpr34, $sgpr41
; CHECK-NEXT: $sgpr34 = frame-setup COPY $sgpr32
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_register $sgpr33
; CHECK-NEXT: $sgpr32 = frame-setup S_ADD_I32 $sgpr32, 786432, implicit-def dead $scc
; CHECK-NEXT: S_NOP 0, implicit-def $sgpr4, implicit-def $sgpr5, implicit-def $sgpr6, implicit-def $sgpr7, implicit-def $sgpr8, implicit-def $sgpr9, implicit-def $sgpr10, implicit-def $sgpr11, implicit-def $sgpr12, implicit-def $sgpr13, implicit-def $sgpr14, implicit-def $sgpr15, implicit-def $sgpr16, implicit-def $sgpr17, implicit-def $sgpr18, implicit-def $sgpr19, implicit-def $sgpr20, implicit-def $sgpr21, implicit-def $sgpr22, implicit-def $sgpr23, implicit-def $sgpr24, implicit-def $sgpr25, implicit-def $sgpr26, implicit-def $sgpr27, implicit-def $sgpr28, implicit-def $sgpr29, implicit-def $sgpr30, implicit-def $sgpr31, implicit-def $vcc
; CHECK-NEXT: $vgpr2 = V_LSHRREV_B32_e64 6, $sgpr33, implicit $exec
; CHECK-NEXT: $sgpr42 = S_MOV_B32 4096
; CHECK-NEXT: $vgpr2, dead $sgpr42_sgpr43 = V_ADD_CO_U32_e64 killed $sgpr42, killed $vgpr2, 0, implicit $exec
; CHECK-NEXT: $vgpr0 = V_OR_B32_e32 killed $vgpr2, $vgpr1, implicit $exec, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15, implicit $sgpr16, implicit $sgpr17, implicit $sgpr18, implicit $sgpr19, implicit $sgpr20, implicit $sgpr21, implicit $sgpr22, implicit $sgpr23, implicit $sgpr24, implicit $sgpr25, implicit $sgpr26, implicit $sgpr27, implicit $sgpr28, implicit $sgpr29, implicit $sgpr30, implicit $sgpr31
; CHECK-NEXT: $sgpr32 = frame-destroy COPY $sgpr34
; CHECK-NEXT: $sgpr34 = frame-destroy COPY $sgpr41
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa_register $sgpr32
; CHECK-NEXT: $sgpr33 = frame-destroy COPY $sgpr40
; CHECK-NEXT: S_ENDPGM 0, implicit $vcc
S_NOP 0, implicit-def $sgpr4, implicit-def $sgpr5, implicit-def $sgpr6, implicit-def $sgpr7, implicit-def $sgpr8, implicit-def $sgpr9, implicit-def $sgpr10, implicit-def $sgpr11, implicit-def $sgpr12, implicit-def $sgpr13, implicit-def $sgpr14, implicit-def $sgpr15, implicit-def $sgpr16, implicit-def $sgpr17, implicit-def $sgpr18, implicit-def $sgpr19, implicit-def $sgpr20, implicit-def $sgpr21, implicit-def $sgpr22, implicit-def $sgpr23, implicit-def $sgpr24, implicit-def $sgpr25, implicit-def $sgpr26, implicit-def $sgpr27, implicit-def $sgpr28, implicit-def $sgpr29, implicit-def $sgpr30, implicit-def $sgpr31, implicit-def $vcc
$vgpr0 = V_OR_B32_e32 %stack.0, $vgpr1, implicit $exec, implicit $sgpr4, implicit $sgpr5, implicit $sgpr6, implicit $sgpr7, implicit $sgpr8, implicit $sgpr9, implicit $sgpr10, implicit $sgpr11, implicit $sgpr12, implicit $sgpr13, implicit $sgpr14, implicit $sgpr15, implicit $sgpr16, implicit $sgpr17, implicit $sgpr18, implicit $sgpr19, implicit $sgpr20, implicit $sgpr21, implicit $sgpr22, implicit $sgpr23, implicit $sgpr24, implicit $sgpr25, implicit $sgpr26, implicit $sgpr27, implicit $sgpr28, implicit $sgpr29, implicit $sgpr30, implicit $sgpr31
S_ENDPGM 0, implicit $vcc
...