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1# RUN: llc -mtriple=amdgcn -run-pass register-coalescer -o - %s | FileCheck %s2 3# Test that register coalescing does not allow a call to4# LIS->getInstructionIndex with a DBG_VALUE instruction, which does not have5# a slot index.6 7# CHECK: %13.sub2:sgpr_128 = S_MOV_B32 08# CHECK: DBG_VALUE{{.*}} %13.sub29 10--- |11 define amdgpu_kernel void @test(ptr addrspace(1) %out) { ret void }12 13 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !4, producer: "llvm", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4)14 !1 = !DILocalVariable(name: "a", scope: !2, file: !4, line: 126, type: !6)15 !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)16 !3 = !DISubroutineType(types: !4)17 !4 = !{null}18 !5 = !{!1}19 !6 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64, align: 32)20 !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)21 !8 = !DIExpression()22 !9 = !DILocation(line: 126, column: 9, scope: !2)23 24...25---26name: test27tracksRegLiveness: true28registers:29 - { id: 0, class: sgpr_64 }30 - { id: 1, class: sreg_32_xm0 }31 - { id: 2, class: sgpr_32 }32 - { id: 3, class: vgpr_32 }33 - { id: 4, class: sreg_64_xexec }34 - { id: 5, class: sreg_32_xm0_xexec }35 - { id: 6, class: sreg_32 }36 - { id: 7, class: sreg_32 }37 - { id: 8, class: sreg_32_xm0 }38 - { id: 9, class: sreg_64 }39 - { id: 10, class: sreg_32_xm0 }40 - { id: 11, class: sreg_32_xm0 }41 - { id: 12, class: sgpr_64 }42 - { id: 13, class: sgpr_128 }43 - { id: 14, class: sreg_32_xm0 }44 - { id: 15, class: sreg_64 }45 - { id: 16, class: vgpr_32 }46 - { id: 17, class: vreg_64 }47 - { id: 18, class: vgpr_32 }48 - { id: 19, class: vreg_64 }49 - { id: 20, class: vreg_64 }50liveins:51 - { reg: '$sgpr0_sgpr1', virtual-reg: '%0' }52 - { reg: '$vgpr0', virtual-reg: '%3' }53body: |54 bb.0:55 liveins: $sgpr0_sgpr1, $vgpr056 57 %3 = COPY killed $vgpr058 %0 = COPY killed $sgpr0_sgpr159 %4 = S_LOAD_DWORDX2_IMM %0, 9, 0 :: (non-temporal dereferenceable invariant load (s64) from `ptr addrspace(4) poison`)60 %5 = S_LOAD_DWORD_IMM killed %0, 13, 0 :: (non-temporal dereferenceable invariant load (s32) from `ptr addrspace(4) poison`)61 %18 = V_ASHRREV_I32_e32 31, %3, implicit $exec62 undef %19.sub0 = COPY killed %363 %19.sub1 = COPY killed %1864 %10 = S_MOV_B32 6144065 %11 = S_MOV_B32 066 DBG_VALUE debug-use %11, debug-use $noreg, !1, !8, debug-location !967 undef %12.sub0 = COPY killed %1168 %12.sub1 = COPY killed %1069 undef %13.sub0_sub1 = COPY killed %470 %13.sub2_sub3 = COPY killed %1271 %20 = V_LSHL_B64_e64 killed %19, 2, implicit $exec72 %16 = COPY killed %573 BUFFER_STORE_DWORD_ADDR64 killed %16, killed %20, killed %13, 0, 0, 0, 0, implicit $exec :: (store (s32) into %ir.out)74 S_ENDPGM 075 76...77