1 # RUN: llc -march=amdgcn -verify-machineinstrs -run-pass si-shrink-instructions -o - %s | FileCheck -check-prefix=GCN %s
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_I32_e32 456, %0, implicit-def $vcc, implicit $exec
8 tracksRegLiveness: true
10 - { id: 0, class: vgpr_32 }
11 - { id: 1, class: vgpr_32 }
12 - { id: 2, class: vgpr_32 }
13 - { id: 3, class: sreg_64 }
17 %0 = V_MOV_B32_e32 123, implicit $exec
18 %1 = V_MOV_B32_e32 456, implicit $exec
19 %2, $vcc = V_ADD_I32_e64 %0, %1, 0, implicit $exec
23 # GCN-LABEL: name: fold_partially_defined_superreg{{$}}
24 # GCN: %1:vgpr_32 = V_MOV_B32_e32 456, implicit $exec
25 # GCN: %2:vgpr_32 = V_ADD_I32_e32 123, %1, implicit-def $vcc, implicit $exec
26 name: fold_partially_defined_superreg
27 tracksRegLiveness: true
29 - { id: 0, class: vgpr_32 }
30 - { id: 1, class: vgpr_32 }
31 - { id: 2, class: vgpr_32 }
32 - { id: 3, class: vreg_64 }
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_I32_e64 %3.sub0, %1, 0, implicit $exec