27 lines
999 B
Text
27 lines
999 B
Text
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 4
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# RUN: llc -mtriple=amdgcn -mcpu=gfx900 %s -o - -run-pass machine-cp -verify-machineinstrs | FileCheck %s
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# The MachineCopyPropagation Pass should not treat the subsequent
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# instruction "$sgpr2_sgpr3 = COPY $sgpr6_sgpr7" as a NopCopy.
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# For detailed information, please refer to issue 73512.
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---
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name: foo
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body: |
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bb.0.entry:
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liveins: $sgpr4_sgpr5, $sgpr6_sgpr7
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; CHECK-LABEL: name: foo
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; CHECK: liveins: $sgpr4_sgpr5, $sgpr6_sgpr7
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: $sgpr2_sgpr3 = COPY $sgpr6_sgpr7
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; CHECK-NEXT: S_NOP 0, implicit-def $sgpr0
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; CHECK-NEXT: $sgpr2_sgpr3 = COPY $sgpr6_sgpr7
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; CHECK-NEXT: S_NOP 0, implicit $sgpr2_sgpr3
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$sgpr2_sgpr3 = COPY $sgpr6_sgpr7
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$sgpr0 = COPY $sgpr3
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S_NOP 0, implicit-def $sgpr0
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$sgpr3 = COPY killed $sgpr5
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$sgpr2_sgpr3 = COPY $sgpr6_sgpr7
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S_NOP 0, implicit $sgpr2_sgpr3
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...
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