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