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# RUN: llc -mtriple=amdgcn-- -run-pass=liveintervals,dead-mi-elimination,register-coalescer -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
# This is used to fail verififcation if MachineDCE tracks LIS.
# GCN-LABEL: name: foo
# GCN: S_ENDPGM
---
name: foo
tracksRegLiveness: true
body: |
bb.0:
liveins: $sgpr0_sgpr1
%10:sgpr_128 = S_LOAD_DWORDX4_IMM killed $noreg, 9, 0
S_NOP 0, implicit-def %4:sgpr_128, implicit %10.sub1:sgpr_128
S_CBRANCH_SCC0 %bb.3, implicit undef $scc
S_BRANCH %bb.1
bb.1:
S_CBRANCH_SCC0 %bb.2, implicit undef $scc
S_BRANCH %bb.3
bb.2:
%8:sreg_32_xm0 = COPY %4.sub1:sgpr_128
%7:sreg_32_xm0 = COPY %10.sub1:sgpr_128
S_BRANCH %bb.4
bb.3:
%10:sgpr_128 = S_LOAD_DWORDX4_IMM killed $noreg, 10, 0
%7:sreg_32_xm0 = COPY %10.sub1:sgpr_128
%8:sreg_32_xm0 = COPY %10.sub2:sgpr_128
bb.4:
S_NOP 0, implicit %10
$sgpr0 = COPY %8:sreg_32_xm0
$sgpr1 = COPY %7:sreg_32_xm0
S_ENDPGM 0, implicit $sgpr0, implicit $sgpr1
...
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