28 lines
885 B
YAML
28 lines
885 B
YAML
# RUN: llc -o - %s -march=amdgcn -mcpu=fiji -run-pass=machine-cp -verify-machineinstrs | FileCheck -check-prefix=GCN %s
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# GCN-LABEL: dead_copy
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# GCN: bb.0
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# GCN-NOT: dead %vgpr5 = COPY undef %vgpr11, implicit %exec
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# GCN: %vgpr5 = COPY %vgpr11, implicit %exec
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---
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name: dead_copy
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body: |
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bb.0:
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liveins: %vgpr11, %sgpr0, %sgpr1, %vgpr6, %vgpr7, %vgpr4
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dead %vgpr5 = COPY undef %vgpr11, implicit %exec
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%vgpr5 = COPY %vgpr11, implicit %exec
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%sgpr14 = S_ADD_U32 %sgpr0, target-flags(amdgpu-gotprel) 1136, implicit-def %scc
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%sgpr15 = S_ADDC_U32 %sgpr1, target-flags(amdgpu-gotprel32-lo) 0, implicit-def dead %scc, implicit %scc
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%vgpr10 = COPY killed %sgpr14, implicit %exec
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%vgpr11 = COPY killed %sgpr15, implicit %exec
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FLAT_STORE_DWORDX4 %vgpr10_vgpr11, %vgpr4_vgpr5_vgpr6_vgpr7, 0, 0, 0, implicit %exec, implicit %flat_scr
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...
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