Please use GitHub pull requests for new patches. Avoid migrating existing patches. Phabricator shutdown timeline
Changeset View
Changeset View
Standalone View
Standalone View
llvm/test/DebugInfo/MIR/X86/live-debug-values-reg-copy.mir
| # RUN: llc -run-pass=livedebugvalues %s -o - | FileCheck %s | # RUN: llc -run-pass=livedebugvalues %s -o - | FileCheck %s | ||||
| # | # | ||||
| # This test tests tracking variables value transferring from one register to another. | # This test tests tracking variables value transferring from one register to another. | ||||
| # This example is altered additionally in order to test transferring from one float register | # This example is altered additionally in order to test transferring from one float register | ||||
| # to another. The altered instructions are labeled below. | # to another. The altered instructions are labeled below. | ||||
| # | # | ||||
| # CHECK: ![[ARG1:.*]] = !DILocalVariable(name: "arg1" | # CHECK: ![[ARG1:.*]] = !DILocalVariable(name: "arg1" | ||||
| # CHECK: ![[VAR1:.*]] = !DILocalVariable(name: "var1" | |||||
| # CHECK: DBG_VALUE $ebx, $noreg, ![[ARG1]], !DIExpression(), debug-location | # CHECK: DBG_VALUE $ebx, $noreg, ![[ARG1]], !DIExpression(), debug-location | ||||
| # CHECK: DBG_VALUE_LIST ![[VAR1]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $ebx, $r13d | |||||
| # CHECK: $r12d = MOV32rr killed $ebx, implicit-def $r12 | # CHECK: $r12d = MOV32rr killed $ebx, implicit-def $r12 | ||||
| # CHECK-NEXT: DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $r12d, $r13d | |||||
Orlando: Hardcoded metadata here | |||||
| # CHECK-NEXT: DBG_VALUE $r12d, $noreg, ![[ARG1]], !DIExpression(), debug-location | # CHECK-NEXT: DBG_VALUE $r12d, $noreg, ![[ARG1]], !DIExpression(), debug-location | ||||
| # CHECK: $r10d = MOV32rr killed $r13d, implicit-def $r10 | |||||
| # CHECK-NEXT: DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $r12d, $r10d | |||||
OrlandoUnsubmitted Not Done ReplyInline ActionsHere too Orlando: Here too | |||||
| --- | | --- | | ||||
| ; ModuleID = 'live-debug-values-reg-copy.ll' | ; ModuleID = 'live-debug-values-reg-copy.ll' | ||||
| source_filename = "live-debug-values-reg-copy.c" | source_filename = "live-debug-values-reg-copy.c" | ||||
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | ||||
| target triple = "x86_64-unknown-linux-gnu" | target triple = "x86_64-unknown-linux-gnu" | ||||
| define dso_local i32 @foo(i32 %arg1) local_unnamed_addr !dbg !7 { | define dso_local i32 @foo(i32 %arg1) local_unnamed_addr !dbg !7 { | ||||
| entry: | entry: | ||||
| ▲ Show 20 Lines • Show All 64 Lines • ▼ Show 20 Lines | --- | | ||||
| !3 = !{i32 2, !"Dwarf Version", i32 4} | !3 = !{i32 2, !"Dwarf Version", i32 4} | ||||
| !4 = !{i32 2, !"Debug Info Version", i32 3} | !4 = !{i32 2, !"Debug Info Version", i32 3} | ||||
| !5 = !{i32 1, !"wchar_size", i32 4} | !5 = !{i32 1, !"wchar_size", i32 4} | ||||
| !6 = !{!"clang version 7.0.0 "} | !6 = !{!"clang version 7.0.0 "} | ||||
| !7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 6, type: !8, isLocal: false, isDefinition: true, scopeLine: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !11) | !7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 6, type: !8, isLocal: false, isDefinition: true, scopeLine: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !11) | ||||
| !8 = !DISubroutineType(types: !9) | !8 = !DISubroutineType(types: !9) | ||||
| !9 = !{!10, !10} | !9 = !{!10, !10} | ||||
| !10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) | !10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) | ||||
| !11 = !{!12} | !11 = !{!12, !13} | ||||
| !12 = !DILocalVariable(name: "arg1", arg: 1, scope: !7, file: !1, line: 6, type: !10) | !12 = !DILocalVariable(name: "arg1", arg: 1, scope: !7, file: !1, line: 6, type: !10) | ||||
| !13 = !DILocalVariable(name: "var1", arg: 1, scope: !7, file: !1, line: 6, type: !10) | |||||
| !15 = !DILocation(line: 6, column: 13, scope: !7) | !15 = !DILocation(line: 6, column: 13, scope: !7) | ||||
| !20 = !{!21, !21, i64 0} | !20 = !{!21, !21, i64 0} | ||||
| !21 = !{!"int", !22, i64 0} | !21 = !{!"int", !22, i64 0} | ||||
| !22 = !{!"omnipotent char", !23, i64 0} | !22 = !{!"omnipotent char", !23, i64 0} | ||||
| !23 = !{!"Simple C/C++ TBAA"} | !23 = !{!"Simple C/C++ TBAA"} | ||||
| ... | ... | ||||
| --- | --- | ||||
| name: foo | name: foo | ||||
| alignment: 16 | alignment: 16 | ||||
| exposesReturnsTwice: false | exposesReturnsTwice: false | ||||
| legalized: false | legalized: false | ||||
| regBankSelected: false | regBankSelected: false | ||||
| selected: false | selected: false | ||||
| tracksRegLiveness: true | tracksRegLiveness: true | ||||
| registers: | registers: | ||||
| liveins: | liveins: | ||||
| - { reg: '$edi', virtual-reg: '' } | - { reg: '$edi', virtual-reg: '' } | ||||
| - { reg: '$r8d', virtual-reg: '' } | |||||
| frameInfo: | frameInfo: | ||||
| isFrameAddressTaken: false | isFrameAddressTaken: false | ||||
| isReturnAddressTaken: false | isReturnAddressTaken: false | ||||
| hasStackMap: false | hasStackMap: false | ||||
| hasPatchPoint: false | hasPatchPoint: false | ||||
| stackSize: 40 | stackSize: 48 | ||||
| offsetAdjustment: -40 | offsetAdjustment: -48 | ||||
| maxAlignment: 4 | maxAlignment: 4 | ||||
| adjustsStack: true | adjustsStack: true | ||||
| hasCalls: true | hasCalls: true | ||||
| stackProtector: '' | stackProtector: '' | ||||
| maxCallFrameSize: 0 | maxCallFrameSize: 0 | ||||
| hasOpaqueSPAdjustment: false | hasOpaqueSPAdjustment: false | ||||
| hasVAStart: false | hasVAStart: false | ||||
| hasMustTailInVarArgFunc: false | hasMustTailInVarArgFunc: false | ||||
| savePoint: '' | savePoint: '' | ||||
| restorePoint: '' | restorePoint: '' | ||||
| fixedStack: | fixedStack: | ||||
| - { id: 0, type: spill-slot, offset: -32, size: 8, alignment: 16, stack-id: default, | - { id: 0, type: spill-slot, offset: -48, size: 8, alignment: 16, stack-id: default, | ||||
| callee-saved-register: '$rbx', callee-saved-restored: true } | callee-saved-register: '$rbx', callee-saved-restored: true } | ||||
| - { id: 1, type: spill-slot, offset: -24, size: 8, alignment: 8, stack-id: default, | - { id: 1, type: spill-slot, offset: -40, size: 8, alignment: 8, stack-id: default, | ||||
| callee-saved-register: '$r12', callee-saved-restored: true } | callee-saved-register: '$r12', callee-saved-restored: true } | ||||
| - { id: 2, type: spill-slot, offset: -16, size: 8, alignment: 16, stack-id: default, | - { id: 2, type: spill-slot, offset: -32, size: 8, alignment: 16, stack-id: default, | ||||
| callee-saved-register: '$rbp', callee-saved-restored: true } | callee-saved-register: '$rbp', callee-saved-restored: true } | ||||
| - { id: 3, type: spill-slot, offset: -24, size: 8, alignment: 16, stack-id: default, | |||||
| callee-saved-register: '$r13', callee-saved-restored: true } | |||||
| - { id: 4, type: spill-slot, offset: -16, size: 8, alignment: 16, stack-id: default, | |||||
| callee-saved-register: '$r10', callee-saved-restored: true } | |||||
| stack: | stack: | ||||
| - { id: 0, name: local1, type: default, offset: -36, size: 4, alignment: 4, | - { id: 0, name: local1, type: default, offset: -36, size: 4, alignment: 4, | ||||
| stack-id: default, callee-saved-register: '', callee-saved-restored: true, | stack-id: default, callee-saved-register: '', callee-saved-restored: true, | ||||
| debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } | debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } | ||||
| constants: | constants: | ||||
| body: | | body: | | ||||
| bb.0.entry: | bb.0.entry: | ||||
| successors: %bb.1(0x40000000), %bb.2(0x40000000) | successors: %bb.1(0x40000000), %bb.2(0x40000000) | ||||
| liveins: $edi, $rbp, $r12, $rbx | liveins: $edi, $rbp, $r8, $r10, $r13, $r12, $rbx | ||||
| DBG_VALUE $edi, $noreg, !12, !DIExpression(), debug-location !15 | DBG_VALUE $edi, $noreg, !12, !DIExpression(), debug-location !15 | ||||
| frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp | DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $edi, $r8d, debug-location !15 | ||||
| frame-setup PUSH64r killed $r10, implicit-def $rsp, implicit $rsp | |||||
| CFI_INSTRUCTION def_cfa_offset 16 | CFI_INSTRUCTION def_cfa_offset 16 | ||||
| frame-setup PUSH64r killed $r12, implicit-def $rsp, implicit $rsp | frame-setup PUSH64r killed $r13, implicit-def $rsp, implicit $rsp | ||||
| CFI_INSTRUCTION def_cfa_offset 24 | CFI_INSTRUCTION def_cfa_offset 24 | ||||
| frame-setup PUSH64r killed $rbx, implicit-def $rsp, implicit $rsp | frame-setup PUSH64r killed $rbp, implicit-def $rsp, implicit $rsp | ||||
| CFI_INSTRUCTION def_cfa_offset 32 | CFI_INSTRUCTION def_cfa_offset 32 | ||||
| $rsp = frame-setup SUB64ri8 $rsp, 16, implicit-def dead $eflags | frame-setup PUSH64r killed $r12, implicit-def $rsp, implicit $rsp | ||||
| CFI_INSTRUCTION def_cfa_offset 40 | |||||
| frame-setup PUSH64r killed $rbx, implicit-def $rsp, implicit $rsp | |||||
| CFI_INSTRUCTION def_cfa_offset 48 | CFI_INSTRUCTION def_cfa_offset 48 | ||||
| CFI_INSTRUCTION offset $rbx, -32 | $rsp = frame-setup SUB64ri8 $rsp, 16, implicit-def dead $eflags | ||||
| CFI_INSTRUCTION offset $r12, -24 | CFI_INSTRUCTION def_cfa_offset 56 | ||||
| CFI_INSTRUCTION offset $rbp, -16 | CFI_INSTRUCTION offset $rbx, -48 | ||||
| CFI_INSTRUCTION offset $rbx, -40 | |||||
| CFI_INSTRUCTION offset $r12, -32 | |||||
| CFI_INSTRUCTION offset $rbp, -24 | |||||
| CFI_INSTRUCTION offset $r13, -16 | |||||
| renamable $ebx = COPY $edi, implicit-def $rbx | renamable $ebx = COPY $edi, implicit-def $rbx | ||||
| renamable $r13d = COPY $r8d, implicit-def $r13 | |||||
| DBG_VALUE $ebx, $noreg, !12, !DIExpression(), debug-location !15 | DBG_VALUE $ebx, $noreg, !12, !DIExpression(), debug-location !15 | ||||
| DBG_VALUE_LIST !13, !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), $ebx, $r13d, debug-location !15 | |||||
| renamable $rdi = LEA64r $rsp, 1, $noreg, 12, $noreg | renamable $rdi = LEA64r $rsp, 1, $noreg, 12, $noreg | ||||
| renamable $r8 = LEA64r $rsp, 1, $noreg, 12, $noreg | |||||
| CALL64pcrel32 @init, csr_64, implicit $rsp, implicit $ssp, implicit $rdi, implicit-def $rsp, implicit-def $ssp, debug-location !15 | CALL64pcrel32 @init, csr_64, implicit $rsp, implicit $ssp, implicit $rdi, implicit-def $rsp, implicit-def $ssp, debug-location !15 | ||||
| renamable $edi = MOV32rm $rsp, 1, $noreg, 12, $noreg :: (dereferenceable load (s32) from %ir.local1, !tbaa !20) | renamable $edi = MOV32rm $rsp, 1, $noreg, 12, $noreg :: (dereferenceable load (s32) from %ir.local1, !tbaa !20) | ||||
| renamable $edi = ADD32rr killed renamable $edi, renamable $ebx, implicit-def dead $eflags, debug-location !15 | renamable $edi = ADD32rr killed renamable $edi, renamable $ebx, implicit-def dead $eflags, debug-location !15 | ||||
| CALL64pcrel32 @coeficient, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15 | renamable $r8d = MOV32rm $rsp, 1, $noreg, 12, $noreg :: (dereferenceable load (s32) from %ir.local1, !tbaa !20) | ||||
| renamable $r8d = ADD32rr killed renamable $r8d, renamable $r13d, implicit-def dead $eflags, debug-location !15 | |||||
| CALL64pcrel32 @coeficient, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit $r8d, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15 | |||||
| renamable $ebp = COPY $eax, debug-location !15 | renamable $ebp = COPY $eax, debug-location !15 | ||||
| CMP32ri8 $eax, 33, implicit-def $eflags, debug-location !15 | CMP32ri8 $eax, 33, implicit-def $eflags, debug-location !15 | ||||
| JCC_1 %bb.2, 12, implicit killed $eflags, debug-location !15 | JCC_1 %bb.2, 12, implicit killed $eflags, debug-location !15 | ||||
| JMP_1 %bb.1, debug-location !15 | JMP_1 %bb.1, debug-location !15 | ||||
| bb.1.if.then: | bb.1.if.then: | ||||
| successors: %bb.3(0x80000000) | successors: %bb.3(0x80000000) | ||||
| liveins: $ebp, $rbx | liveins: $ebp, $rbx, $r13 | ||||
| $edi = COPY renamable $ebx, debug-location !15 | $edi = COPY renamable $ebx, debug-location !15 | ||||
| $r8d = COPY renamable $r13d, debug-location !15 | |||||
| CALL64pcrel32 @externFunc, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15 | CALL64pcrel32 @externFunc, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15 | ||||
| renamable $eax = KILL $eax, implicit-def $rax, debug-location !15 | renamable $eax = KILL $eax, implicit-def $rax, debug-location !15 | ||||
| renamable $eax = nsw ADD32rm renamable $eax, $rsp, 1, $noreg, 12, $noreg, implicit-def dead $eflags, implicit killed $rax, implicit-def $rax, debug-location !15 :: (dereferenceable load (s32) from %ir.local1, !tbaa !20) | renamable $eax = nsw ADD32rm renamable $eax, $rsp, 1, $noreg, 12, $noreg, implicit-def dead $eflags, implicit killed $rax, implicit-def $rax, debug-location !15 :: (dereferenceable load (s32) from %ir.local1, !tbaa !20) | ||||
| JMP_1 %bb.3, debug-location !15 | JMP_1 %bb.3, debug-location !15 | ||||
| bb.2.if.else: | bb.2.if.else: | ||||
| successors: %bb.3(0x80000000) | successors: %bb.3(0x80000000) | ||||
| liveins: $ebp, $rbx | liveins: $ebp, $r13, $rbx | ||||
| $edi = COPY renamable $ebx, debug-location !15 | $edi = COPY renamable $ebx, debug-location !15 | ||||
| $r8d = COPY renamable $r13d, debug-location !15 | |||||
| CALL64pcrel32 @externFunc2, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15 | CALL64pcrel32 @externFunc2, csr_64, implicit $rsp, implicit $ssp, implicit $edi, implicit-def $rsp, implicit-def $ssp, implicit-def $eax, debug-location !15 | ||||
| renamable $eax = KILL $eax, implicit-def $rax, debug-location !15 | renamable $eax = KILL $eax, implicit-def $rax, debug-location !15 | ||||
| renamable $eax = nsw ADD32rm renamable $eax, $rsp, 1, $noreg, 12, $noreg, implicit-def dead $eflags, implicit killed $rax, implicit-def $rax, debug-location !15 :: (dereferenceable load (s32) from %ir.local1, !tbaa !20) | renamable $eax = nsw ADD32rm renamable $eax, $rsp, 1, $noreg, 12, $noreg, implicit-def dead $eflags, implicit killed $rax, implicit-def $rax, debug-location !15 :: (dereferenceable load (s32) from %ir.local1, !tbaa !20) | ||||
| bb.3.if.end: | bb.3.if.end: | ||||
| liveins: $ebp, $rax, $rbx, $r12 | liveins: $ebp, $rax, $rbx, $r13, $r12, $r10 | ||||
| ; Instruction below is added in order to test moving variable's value from one register to another. | ; Instruction below is added in order to test moving variable's value from one register to another. | ||||
| $r12d = MOV32rr killed $ebx, implicit-def $r12 | $r12d = MOV32rr killed $ebx, implicit-def $r12 | ||||
| $r10d = MOV32rr killed $r13d, implicit-def $r10 | |||||
| renamable $eax = nsw LEA64_32r killed renamable $rax, 4, killed renamable $rbx, 0, $noreg, debug-location !15 | renamable $eax = nsw LEA64_32r killed renamable $rax, 4, killed renamable $rbx, 0, $noreg, debug-location !15 | ||||
| renamable $eax = nsw IMUL32rr killed renamable $eax, killed renamable $ebp, implicit-def dead $eflags, debug-location !15 | renamable $eax = nsw IMUL32rr killed renamable $eax, killed renamable $ebp, implicit-def dead $eflags, debug-location !15 | ||||
| $rsp = frame-destroy ADD64ri8 $rsp, 16, implicit-def dead $eflags, debug-location !15 | $rsp = frame-destroy ADD64ri8 $rsp, 16, implicit-def dead $eflags, debug-location !15 | ||||
| CFI_INSTRUCTION def_cfa_offset 32, debug-location !15 | CFI_INSTRUCTION def_cfa_offset 48, debug-location !15 | ||||
| $rbx = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | $rbx = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | ||||
| CFI_INSTRUCTION def_cfa_offset 24, debug-location !15 | CFI_INSTRUCTION def_cfa_offset 40, debug-location !15 | ||||
| $r12 = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | $r12 = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | ||||
| CFI_INSTRUCTION def_cfa_offset 16, debug-location !15 | CFI_INSTRUCTION def_cfa_offset 32, debug-location !15 | ||||
| $rbp = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | $rbp = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | ||||
| CFI_INSTRUCTION def_cfa_offset 24, debug-location !15 | |||||
| $r13 = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | |||||
| CFI_INSTRUCTION def_cfa_offset 16, debug-location !15 | |||||
| $r13 = frame-destroy POP64r implicit-def $rsp, implicit $rsp, debug-location !15 | |||||
| CFI_INSTRUCTION def_cfa_offset 8, debug-location !15 | CFI_INSTRUCTION def_cfa_offset 8, debug-location !15 | ||||
| RET 0, $eax, debug-location !15 | RET 0, $eax, debug-location !15 | ||||
| ... | ... | ||||
Hardcoded metadata here