forked from OSchip/llvm-project
77 lines
2.9 KiB
YAML
77 lines
2.9 KiB
YAML
# RUN: llc -march=amdgcn -run-pass simple-register-coalescing -o - %s | FileCheck %s
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# Test that register coalescing does not allow a call to
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# LIS->getInstructionIndex with a DBG_VALUE instruction, which does not have
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# a slot index.
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# CHECK: %13.sub2:sgpr_128 = S_MOV_B32 0
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# CHECK: DBG_VALUE{{.*}} %13.sub2
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--- |
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define amdgpu_kernel void @test(i32 addrspace(1)* %out) { ret void }
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !4, producer: "llvm", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4)
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!1 = !DILocalVariable(name: "a", scope: !2, file: !4, line: 126, type: !6)
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!2 = distinct !DISubprogram(name: "test", scope: !4, file: !4, line: 1, type: !3, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !5)
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!3 = !DISubroutineType(types: !4)
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!4 = !{null}
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!5 = !{!1}
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!6 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64, align: 32)
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!7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!8 = !DIExpression()
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!9 = !DILocation(line: 126, column: 9, scope: !2)
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...
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---
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name: test
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tracksRegLiveness: true
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registers:
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- { id: 0, class: sgpr_64 }
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- { id: 1, class: sreg_32_xm0 }
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- { id: 2, class: sgpr_32 }
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- { id: 3, class: vgpr_32 }
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- { id: 4, class: sreg_64_xexec }
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- { id: 5, class: sreg_32_xm0_xexec }
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- { id: 6, class: sreg_32 }
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- { id: 7, class: sreg_32 }
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- { id: 8, class: sreg_32_xm0 }
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- { id: 9, class: sreg_64 }
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- { id: 10, class: sreg_32_xm0 }
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- { id: 11, class: sreg_32_xm0 }
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- { id: 12, class: sgpr_64 }
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- { id: 13, class: sgpr_128 }
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- { id: 14, class: sreg_32_xm0 }
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- { id: 15, class: sreg_64 }
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- { id: 16, class: vgpr_32 }
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- { id: 17, class: vreg_64 }
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- { id: 18, class: vgpr_32 }
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- { id: 19, class: vreg_64 }
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- { id: 20, class: vreg_64 }
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liveins:
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- { reg: '$sgpr0_sgpr1', virtual-reg: '%0' }
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- { reg: '$vgpr0', virtual-reg: '%3' }
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body: |
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bb.0:
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liveins: $sgpr0_sgpr1, $vgpr0
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%3 = COPY killed $vgpr0
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%0 = COPY killed $sgpr0_sgpr1
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%4 = S_LOAD_DWORDX2_IMM %0, 9, 0 :: (non-temporal dereferenceable invariant load 8 from `i64 addrspace(4)* undef`)
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%5 = S_LOAD_DWORD_IMM killed %0, 13, 0 :: (non-temporal dereferenceable invariant load 4 from `i32 addrspace(4)* undef`)
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%18 = V_ASHRREV_I32_e32 31, %3, implicit $exec
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undef %19.sub0 = COPY killed %3
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%19.sub1 = COPY killed %18
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%10 = S_MOV_B32 61440
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%11 = S_MOV_B32 0
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DBG_VALUE debug-use %11, debug-use $noreg, !1, !8, debug-location !9
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undef %12.sub0 = COPY killed %11
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%12.sub1 = COPY killed %10
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undef %13.sub0_sub1 = COPY killed %4
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%13.sub2_sub3 = COPY killed %12
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%20 = V_LSHL_B64 killed %19, 2, implicit $exec
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%16 = COPY killed %5
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BUFFER_STORE_DWORD_ADDR64 killed %16, killed %20, killed %13, 0, 0, 0, 0, 0, implicit $exec :: (store 4 into %ir.out)
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S_ENDPGM 0
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...
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