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1# REQUIRES: amdgpu-registered-target2# RUN: llvm-reduce -abort-on-invalid-reduction -mtriple=amdgcn-amd-amdhsa --delta-passes=instructions --test FileCheck --test-arg --check-prefix=CHECK-INTERESTINGNESS --test-arg %s --test-arg --input-file %s -o %t 2> %t.log3# RUN: FileCheck --match-full-lines --check-prefix=RESULT %s < %t4 5# CHECK-INTERESTINGNESS: S_NOP 06 7# Make sure that register hints are preserved in the cloned function.8 9# RESULT: registers:10# RESULT-NEXT: - { id: 0, class: vgpr_32, preferred-register: '$vgpr0', flags: [ ] }11# RESULT-NEXT: - { id: 1, class: vgpr_32, preferred-register: '', flags: [ ] }12# RESULT-NEXT: - { id: 2, class: vgpr_32, preferred-register: '%1', flags: [ ] }13# RESULT-NEXT: - { id: 3, class: vgpr_32, preferred-register: '%4', flags: [ ] }14# RESULT-NEXT: - { id: 4, class: vgpr_32, preferred-register: '%3', flags: [ ] }15---16name: register_hints17tracksRegLiveness: true18registers:19 - { id: 0, class: vgpr_32, preferred-register: '$vgpr0' }20 - { id: 1, class: vgpr_32, preferred-register: '' }21 - { id: 2, class: vgpr_32, preferred-register: '%1' }22 - { id: 3, class: vgpr_32, preferred-register: '%4' }23 - { id: 4, class: vgpr_32, preferred-register: '%3' }24body: |25 bb.0:26 %0:vgpr_32 = V_MOV_B32_e32 0, implicit $exec27 %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec28 %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec29 %3:vgpr_32 = V_MOV_B32_e32 0, implicit $exec30 %4:vgpr_32 = V_MOV_B32_e32 0, implicit $exec31 S_NOP 032 S_ENDPGM 0, implicit %0, implicit %1, implicit %2, implicit %3, implicit %433 34...35