forked from OSchip/llvm-project
28 lines
795 B
YAML
28 lines
795 B
YAML
# RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass=si-fold-operands,dead-mi-elimination %s -o - | FileCheck -check-prefix=GCN %s
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# GCN-LABEL: name: fold_vgpr_copy
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# GCN: %0:vreg_64 = IMPLICIT_DEF
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# GCN-NEXT: %4:vgpr_32 = IMPLICIT_DEF
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# GCN-NEXT: %3:vgpr_32 = IMPLICIT_DEF
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# GCN-NEXT: DS_WRITE2_B32_gfx9 %0.sub0, killed %4, killed %3, 0, 1, 0, implicit $exec
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---
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name: fold_vgpr_copy
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registers:
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- { id: 0, class: vreg_64 }
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- { id: 1, class: vgpr_32 }
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- { id: 2, class: vgpr_32 }
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- { id: 3, class: vgpr_32 }
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- { id: 4, class: vgpr_32 }
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body: |
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bb.0:
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%0:vreg_64 = IMPLICIT_DEF
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%4 = IMPLICIT_DEF
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%3 = IMPLICIT_DEF
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%1:vgpr_32 = COPY %0.sub0
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%2:vgpr_32 = COPY %1
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DS_WRITE2_B32_gfx9 %2, killed %4, killed %3, 0, 1, 0, implicit $exec
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...
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