1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -run-pass=post-RA-sched -verify-machineinstrs -o -  %s | FileCheck %s
3
4# The scheduler was not inspecting the first instruction in the bundle
5# when adding kill flags, so it would incorrectly mark the first use
6# of $vgpr0 as killed.
7
8---
9name: kill_flag_use_first_bundle_inst
10tracksRegLiveness: true
11machineFunctionInfo:
12  isEntryFunction: true
13body:             |
14  bb.0:
15    liveins: $sgpr4_sgpr5, $sgpr7
16
17    ; CHECK-LABEL: name: kill_flag_use_first_bundle_inst
18    ; CHECK: liveins: $sgpr4_sgpr5, $sgpr7
19    ; CHECK: renamable $sgpr0 = S_LOAD_DWORD_IMM killed renamable $sgpr4_sgpr5, 0, 0
20    ; CHECK: $m0 = S_MOV_B32 -1
21    ; CHECK: $vgpr0 = V_MOV_B32_e32 killed $sgpr0, implicit $exec, implicit $exec
22    ; CHECK: BUNDLE implicit $vgpr0, implicit $m0, implicit $exec {
23    ; CHECK:   DS_GWS_INIT $vgpr0, 8, implicit $m0, implicit $exec
24    ; CHECK:   S_WAITCNT 0
25    ; CHECK: }
26    ; CHECK: BUNDLE implicit killed $vgpr0, implicit $m0, implicit $exec {
27    ; CHECK:   DS_GWS_BARRIER killed $vgpr0, 8, implicit $m0, implicit $exec
28    ; CHECK:   S_WAITCNT 0
29    ; CHECK: }
30    renamable $sgpr0 = S_LOAD_DWORD_IMM killed renamable $sgpr4_sgpr5, 0, 0
31    $m0 = S_MOV_B32 -1
32    $vgpr0 = V_MOV_B32_e32 $sgpr0, implicit $exec, implicit $exec
33    BUNDLE implicit $vgpr0, implicit $m0, implicit $exec {
34      DS_GWS_INIT $vgpr0, 8, implicit $m0, implicit $exec
35      S_WAITCNT 0
36    }
37    BUNDLE implicit killed $vgpr0, implicit $m0, implicit $exec {
38      DS_GWS_BARRIER $vgpr0, 8, implicit $m0, implicit $exec
39      S_WAITCNT 0
40    }
41
42...
43