You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
1.0 KiB
39 lines
1.0 KiB
# RUN: llc -mtriple=amdgcn-- -run-pass=liveintervals,dead-mi-elimination,simple-register-coalescing -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, 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, 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
|
|
...
|