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28 lines
1.8 KiB
28 lines
1.8 KiB
4 months ago
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# RUN: llc -march=amdgcn -mcpu=gfx1010 %s -o - -run-pass machine-cp -verify-machineinstrs | FileCheck %s
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#
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# The MachineCopyPropagation bug being tested propagates s[60:67] into the copy
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# into s[56:63], and then uses s[60:67] in the following
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# IMAGE_SAMPLE_V3_V2_gfx10, even though it has just overwritten half of it.
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# CHECK-LABEL: name: _amdgpu_ps_main
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# CHECK-NOT: IMAGE_SAMPLE_V3_V2_gfx10 {{.*}} $sgpr60_sgpr61_sgpr62_sgpr63_sgpr64_sgpr65_sgpr66_sgpr67
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# CHECK: IMAGE_SAMPLE_V3_V2_gfx10 {{.*}} $sgpr88_sgpr89_sgpr90_sgpr91_sgpr92_sgpr93_sgpr94_sgpr95
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---
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name: _amdgpu_ps_main
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body: |
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bb.0:
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successors:
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liveins: $sgpr2, $sgpr3, $sgpr96, $sgpr97, $sgpr98, $sgpr99, $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr5, $vgpr70, $vgpr71
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renamable $sgpr8_sgpr9 = S_GETPC_B64
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renamable $sgpr8 = COPY killed renamable $sgpr2
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renamable $sgpr60_sgpr61_sgpr62_sgpr63_sgpr64_sgpr65_sgpr66_sgpr67 = S_LOAD_DWORDX8_IMM renamable $sgpr8_sgpr9, 144, 0, 0 :: (invariant load 32, align 16, addrspace 4)
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renamable $sgpr88_sgpr89_sgpr90_sgpr91_sgpr92_sgpr93_sgpr94_sgpr95 = COPY killed renamable $sgpr60_sgpr61_sgpr62_sgpr63_sgpr64_sgpr65_sgpr66_sgpr67
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renamable $vgpr4 = IMAGE_GET_LOD_V1_V2_gfx10 renamable $vgpr70_vgpr71, renamable $sgpr88_sgpr89_sgpr90_sgpr91_sgpr92_sgpr93_sgpr94_sgpr95, renamable $sgpr96_sgpr97_sgpr98_sgpr99, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec
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renamable $sgpr56_sgpr57_sgpr58_sgpr59_sgpr60_sgpr61_sgpr62_sgpr63 = COPY killed renamable $sgpr88_sgpr89_sgpr90_sgpr91_sgpr92_sgpr93_sgpr94_sgpr95
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renamable $vgpr12_vgpr13_vgpr14 = IMAGE_SAMPLE_V3_V2_gfx10 renamable $vgpr70_vgpr71, renamable $sgpr56_sgpr57_sgpr58_sgpr59_sgpr60_sgpr61_sgpr62_sgpr63, renamable $sgpr96_sgpr97_sgpr98_sgpr99, 7, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (dereferenceable load 12, align 16)
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S_ENDPGM 0
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...
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