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28 lines
1.1 KiB
28 lines
1.1 KiB
4 months ago
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -run-pass=regallocfast -o - %s | FileCheck %s
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# This would hit "Illegal subregister index for physical register" verifier error since
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# tied operands would skip dropping the subregister index.
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---
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name: invalid_subreg_index
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tracksRegLiveness: true
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machineFunctionInfo:
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isEntryFunction: true
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body: |
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bb.0:
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liveins: $vgpr0, $sgpr0
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; CHECK-LABEL: name: invalid_subreg_index
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; CHECK: liveins: $vgpr0, $sgpr0
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; CHECK: $m0 = COPY renamable $sgpr0
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; CHECK: undef renamable $vgpr1 = V_INTERP_P2_F32 undef $vgpr1, undef $vgpr0, 0, 1, implicit $mode, implicit $m0, implicit $exec, implicit-def dead $vgpr0_vgpr1
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; CHECK: S_ENDPGM 0, implicit killed renamable $sgpr0
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%0:vgpr_32 = COPY $vgpr0
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%1:sgpr_32 = COPY $sgpr0
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$m0 = COPY %1
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undef %2.sub1:vreg_64 = V_INTERP_P2_F32 undef %2.sub1, undef %0:vgpr_32, 0, 1, implicit $mode, implicit $m0, implicit $exec
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S_ENDPGM 0, implicit %1
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...
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