forked from OSchip/llvm-project
29 lines
901 B
Plaintext
29 lines
901 B
Plaintext
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -march=amdgcn -run-pass=si-i1-copies -verify-machineinstrs %s -o - | FileCheck -check-prefixes=GCN %s
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# Test that the new IMPLICIT_DEF is inserted in the correct location.
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---
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name: test_undef
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tracksRegLiveness: true
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body: |
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; GCN-LABEL: name: test_undef
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; GCN: bb.0:
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; GCN: successors: %bb.1(0x80000000)
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; GCN: S_BRANCH %bb.1
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; GCN: bb.1:
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; GCN: [[DEF:%[0-9]+]]:sreg_64 = IMPLICIT_DEF
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; GCN: [[COPY:%[0-9]+]]:sreg_64_xexec = COPY [[DEF]]
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; GCN: [[V_CNDMASK_B32_e64_:%[0-9]+]]:vgpr_32 = V_CNDMASK_B32_e64 0, 0, 0, 1, [[COPY]], implicit $exec
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bb.0:
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successors: %bb.1
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%0:vreg_1 = IMPLICIT_DEF
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S_BRANCH %bb.1
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bb.1:
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%1:vreg_1 = PHI %0, %bb.0
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%2:sreg_64_xexec = COPY %1
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%3:vgpr_32 = V_CNDMASK_B32_e64 0, 0, 0, 1, %2, implicit $exec
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...
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