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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -march=amdgcn -verify-machineinstrs -run-pass=liveintervals,amdgpu-pre-ra-optimizations %s -o - | FileCheck -check-prefix=GCN %s
---
name: combine_sreg64_inits
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: combine_sreg64_inits
; GCN: dead %0:sgpr_64 = S_MOV_B64_IMM_PSEUDO 8589934593
; GCN-NEXT: S_NOP 0
undef %0.sub0:sgpr_64 = S_MOV_B32 1
S_NOP 0
%0.sub1:sgpr_64 = S_MOV_B32 2
...
---
name: combine_sreg64_inits_swap
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: combine_sreg64_inits_swap
; GCN: dead %0:sgpr_64 = S_MOV_B64_IMM_PSEUDO 8589934593
; GCN-NEXT: S_NOP 0
undef %0.sub1:sgpr_64 = S_MOV_B32 2
S_NOP 0
%0.sub0:sgpr_64 = S_MOV_B32 1
...
---
name: sreg64_subreg_copy_0
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_subreg_copy_0
; GCN: [[DEF:%[0-9]+]]:sgpr_32 = IMPLICIT_DEF
; GCN-NEXT: undef %1.sub0:sgpr_64 = COPY [[DEF]]
; GCN-NEXT: %1.sub0:sgpr_64 = S_MOV_B32 1
; GCN-NEXT: dead %1.sub1:sgpr_64 = S_MOV_B32 2
%0:sgpr_32 = IMPLICIT_DEF
undef %1.sub0:sgpr_64 = COPY %0:sgpr_32
%1.sub0:sgpr_64 = S_MOV_B32 1
%1.sub1:sgpr_64 = S_MOV_B32 2
...
---
name: sreg64_subreg_copy_1
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_subreg_copy_1
; GCN: [[DEF:%[0-9]+]]:sgpr_32 = IMPLICIT_DEF
; GCN-NEXT: undef %1.sub0:sgpr_64 = S_MOV_B32 1
; GCN-NEXT: %1.sub1:sgpr_64 = COPY [[DEF]]
; GCN-NEXT: dead %1.sub1:sgpr_64 = S_MOV_B32 2
%0:sgpr_32 = IMPLICIT_DEF
undef %1.sub0:sgpr_64 = S_MOV_B32 1
%1.sub1:sgpr_64 = COPY %0:sgpr_32
%1.sub1:sgpr_64 = S_MOV_B32 2
...
---
name: sreg64_subreg_copy_2
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_subreg_copy_2
; GCN: [[DEF:%[0-9]+]]:sgpr_32 = IMPLICIT_DEF
; GCN-NEXT: undef %1.sub0:sgpr_64 = S_MOV_B32 1
; GCN-NEXT: %1.sub1:sgpr_64 = S_MOV_B32 2
; GCN-NEXT: dead %1.sub0:sgpr_64 = COPY [[DEF]]
%0:sgpr_32 = IMPLICIT_DEF
undef %1.sub0:sgpr_64 = S_MOV_B32 1
%1.sub1:sgpr_64 = S_MOV_B32 2
%1.sub0:sgpr_64 = COPY %0:sgpr_32
...
---
name: sreg64_inits_different_blocks
tracksRegLiveness: true
body: |
; GCN-LABEL: name: sreg64_inits_different_blocks
; GCN: bb.0:
; GCN-NEXT: successors: %bb.1(0x80000000)
; GCN-NEXT: {{ $}}
; GCN-NEXT: undef %0.sub0:sgpr_64 = S_MOV_B32 1
; GCN-NEXT: {{ $}}
; GCN-NEXT: bb.1:
; GCN-NEXT: dead %0.sub1:sgpr_64 = S_MOV_B32 2
bb.0:
undef %0.sub0:sgpr_64 = S_MOV_B32 1
bb.1:
%0.sub1:sgpr_64 = S_MOV_B32 2
...
---
name: sreg64_inits_two_defs_sub1
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_inits_two_defs_sub1
; GCN: undef %0.sub0:sgpr_64 = S_MOV_B32 1
; GCN-NEXT: %0.sub1:sgpr_64 = S_MOV_B32 2
; GCN-NEXT: dead %0.sub1:sgpr_64 = S_MOV_B32 3
undef %0.sub0:sgpr_64 = S_MOV_B32 1
%0.sub1:sgpr_64 = S_MOV_B32 2
%0.sub1:sgpr_64 = S_MOV_B32 3
...
---
name: sreg64_inits_two_defs_sub0
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_inits_two_defs_sub0
; GCN: undef %0.sub0:sgpr_64 = S_MOV_B32 1
; GCN-NEXT: %0.sub1:sgpr_64 = S_MOV_B32 2
; GCN-NEXT: dead %0.sub0:sgpr_64 = S_MOV_B32 3
undef %0.sub0:sgpr_64 = S_MOV_B32 1
%0.sub1:sgpr_64 = S_MOV_B32 2
%0.sub0:sgpr_64 = S_MOV_B32 3
...
---
name: sreg64_inits_full_def
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_inits_full_def
; GCN: dead undef %1.sub0:sgpr_64 = S_MOV_B32 1
; GCN-NEXT: dead %0:sgpr_64 = S_MOV_B64 3
undef %0.sub0:sgpr_64 = S_MOV_B32 1
%0:sgpr_64 = S_MOV_B64 3
...
---
name: sreg64_inits_imp_use
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_inits_imp_use
; GCN: undef %0.sub0:sgpr_64 = S_MOV_B32 1, implicit $m0
; GCN-NEXT: dead %0.sub1:sgpr_64 = S_MOV_B32 2
undef %0.sub0:sgpr_64 = S_MOV_B32 1, implicit $m0
%0.sub1:sgpr_64 = S_MOV_B32 2
...
---
name: sreg64_inits_imp_def
tracksRegLiveness: true
body: |
bb.0:
; GCN-LABEL: name: sreg64_inits_imp_def
; GCN: undef %0.sub0:sgpr_64 = S_MOV_B32 1, implicit-def $scc
; GCN-NEXT: dead %0.sub1:sgpr_64 = S_MOV_B32 2
undef %0.sub0:sgpr_64 = S_MOV_B32 1, implicit-def $scc
%0.sub1:sgpr_64 = S_MOV_B32 2
...
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