1# RUN: llc -mtriple=amdgcn -verify-machineinstrs -run-pass si-shrink-instructions -o - %s | FileCheck -check-prefix=GCN %s 2# RUN: llc -mtriple=amdgcn -verify-machineinstrs -passes si-shrink-instructions -o - %s | FileCheck -check-prefix=GCN %s 3... 4# GCN-LABEL: name: fold_imm_non_ssa{{$}} 5# GCN: %0:vgpr_32 = V_MOV_B32_e32 123, implicit $exec 6# GCN: %2:vgpr_32 = V_ADD_CO_U32_e32 456, %0, implicit-def $vcc, implicit $exec 7 8name: fold_imm_non_ssa 9tracksRegLiveness: true 10registers: 11 - { id: 0, class: vgpr_32 } 12 - { id: 1, class: vgpr_32 } 13 - { id: 2, class: vgpr_32 } 14 - { id: 3, class: sreg_64 } 15body: | 16 bb.0: 17 %0 = COPY undef %0 18 %0 = V_MOV_B32_e32 123, implicit $exec 19 %1 = V_MOV_B32_e32 456, implicit $exec 20 %2, $vcc = V_ADD_CO_U32_e64 %0, %1, 0, implicit $exec 21 S_ENDPGM 0 22 23... 24# GCN-LABEL: name: fold_partially_defined_superreg{{$}} 25# GCN: %1:vgpr_32 = V_MOV_B32_e32 456, implicit $exec 26# GCN: %2:vgpr_32 = V_ADD_CO_U32_e32 123, %1, implicit-def $vcc, implicit $exec 27name: fold_partially_defined_superreg 28tracksRegLiveness: true 29registers: 30 - { id: 0, class: vgpr_32 } 31 - { id: 1, class: vgpr_32 } 32 - { id: 2, class: vgpr_32 } 33 - { id: 3, class: vreg_64 } 34body: | 35 bb.0: 36 undef %3.sub0 = V_MOV_B32_e32 123, implicit $exec, implicit-def %3 37 %1 = V_MOV_B32_e32 456, implicit $exec 38 %2, $vcc = V_ADD_CO_U32_e64 %3.sub0, %1, 0, implicit $exec 39 S_ENDPGM 0 40 41... 42