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| # RUN: llc -mtriple=amdgcn--amdhsa -mcpu=hawaii -verify-machineinstrs -run-pass si-fold-operands -o - %s | FileCheck -check-prefix=GCN %s
...
---
# Blocks should be processed in program order to make sure folds
# aren't made in users before the def is seen.
# GCN-LABEL: name: mov_in_use_list_2x{{$}}
# GCN: %2:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
# GCN-NEXT: %3:vgpr_32 = COPY undef %0
# GCN: %1:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
name: mov_in_use_list_2x
tracksRegLiveness: true
registers:
- { id: 0, class: vgpr_32, preferred-register: '' }
- { id: 1, class: vgpr_32, preferred-register: '' }
- { id: 2, class: vgpr_32, preferred-register: '' }
- { id: 3, class: vgpr_32, preferred-register: '' }
liveins:
body: |
bb.0:
successors: %bb.2
S_BRANCH %bb.2
bb.1:
successors: %bb.2
%2 = COPY %1
%3 = V_XOR_B32_e64 killed %2, undef %0, implicit $exec
bb.2:
successors: %bb.1
%1 = V_MOV_B32_e32 0, implicit $exec
S_BRANCH %bb.1
...
|