1# RUN: llc -run-pass si-optimize-exec-masking-pre-ra -march=amdgcn -verify-machineinstrs -o - %s | FileCheck --check-prefixes=GCN %s
2---
3# GCN-LABEL: name: opt_exec_copy_fold
4# GCN:             %2:vreg_64 = COPY $exec
5name:            opt_exec_copy_fold
6tracksRegLiveness: true
7liveins:
8  - { reg: '$sgpr0_sgpr1' }
9body:             |
10  bb.0:
11    liveins: $sgpr0_sgpr1
12
13    %0:vgpr_32 = V_CNDMASK_B32_e64 0, 0, 0, 1, $sgpr0_sgpr1, implicit $exec
14    %1:sreg_64 = V_CMP_NE_U32_e64 0, %0, implicit $exec
15    %2:vreg_64 = COPY $exec
16    %3:sreg_64 = V_CMP_EQ_U64_e64 %1, %2, implicit $exec
17    $scc = COPY %3
18    S_CBRANCH_SCC0 %bb.1, implicit $scc
19
20  bb.1:
21...
22
23
24