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| # RUN: llc -mtriple=amdgcn-amd-amdhsa -verify-machineinstrs -run-pass=si-i1-copies -o - %s | FileCheck -check-prefixes=GCN %s
# GCN-LABEL: name: lcssa_phi
---
name: lcssa_phi
tracksRegLiveness: true
body: |
bb.0:
%0:sreg_64 = S_MOV_B64 0
%8:vreg_1 = IMPLICIT_DEF
%10:sreg_64 = IMPLICIT_DEF
%11:sreg_64 = SI_IF %10, %bb.3, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_BRANCH %bb.1
bb.1:
%1:sreg_64 = PHI %0, %bb.0, %3, %bb.1
%2:sreg_64 = IMPLICIT_DEF
%3:sreg_64 = SI_IF_BREAK %2, %1, implicit-def dead $scc
%4:sreg_64 = IMPLICIT_DEF
%5:vreg_1 = COPY %4
SI_LOOP %3, %bb.1, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_BRANCH %bb.2
bb.2:
%6:vreg_1 = PHI %5, %bb.1
SI_END_CF %3, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
bb.3:
%7:vreg_1 = PHI %6, %bb.2, %8, %bb.0
SI_END_CF %11, implicit-def dead $exec, implicit-def dead $scc, implicit $exec
S_ENDPGM 0
...
|