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1# RUN: llc -o %t -filetype=obj -start-before=prologepilog %s2# RUN: llvm-dwarfdump --name="z0" %t | FileCheck %s --check-prefix=CHECKZ03# RUN: llvm-dwarfdump --name="z1" %t | FileCheck %s --check-prefix=CHECKZ14# RUN: llvm-dwarfdump --name="p0" %t | FileCheck %s --check-prefix=CHECKP05# RUN: llvm-dwarfdump --name="p1" %t | FileCheck %s --check-prefix=CHECKP16# RUN: llvm-dwarfdump --name="localv0" %t | FileCheck %s --check-prefix=CHECKLV07# RUN: llvm-dwarfdump --name="localv1" %t | FileCheck %s --check-prefix=CHECKLV18# RUN: llvm-dwarfdump --name="localp0" %t | FileCheck %s --check-prefix=CHECKLP09# RUN: llvm-dwarfdump --name="localp1" %t | FileCheck %s --check-prefix=CHECKLP110#11# CHECKZ0: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit8, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)12# CHECKZ0-NEXT: DW_AT_name ("z0")13# CHECKZ1: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit16, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)14# CHECKZ1-NEXT: DW_AT_name ("z1")15# CHECKP0: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit17, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)16# CHECKP0-NEXT: DW_AT_name ("p0")17# CHECKP1: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit18, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)18# CHECKP1-NEXT: DW_AT_name ("p1")19# CHECKLV0: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x20, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)20# CHECKLV0-NEXT: DW_AT_name ("localv0")21# CHECKLV1: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x28, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)22# CHECKLV1-NEXT: DW_AT_name ("localv1")23# CHECKLP0: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x29, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)24# CHECKLP0-NEXT: DW_AT_name ("localp0")25# CHECKLP1: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x2a, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)26# CHECKLP1-NEXT: DW_AT_name ("localp1")27--- |28 ; ModuleID = 't.c'29 source_filename = "t.c"30 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"31 target triple = "aarch64-unknown-linux-gnu"32 33 ; Function Attrs: noinline nounwind optnone34 define dso_local <vscale x 4 x i32> @foo(<vscale x 4 x i32> %z0, <vscale x 4 x i32> %z1, <vscale x 16 x i1> %p0, <vscale x 16 x i1> %p1, i32 %w0) #0 !dbg !11 {35 entry:36 %z0.addr = alloca <vscale x 4 x i32>, align 1637 %z1.addr = alloca <vscale x 4 x i32>, align 1638 %p0.addr = alloca <vscale x 16 x i1>, align 239 %p1.addr = alloca <vscale x 16 x i1>, align 240 %w0.addr = alloca i32, align 441 %local_gpr0 = alloca i32, align 442 %localv0 = alloca <vscale x 4 x i32>, align 1643 %localv1 = alloca <vscale x 4 x i32>, align 1644 %localp0 = alloca <vscale x 16 x i1>, align 245 %localp1 = alloca <vscale x 16 x i1>, align 246 store <vscale x 4 x i32> %z0, ptr %z0.addr, align 1647 call void @llvm.dbg.declare(metadata ptr %z0.addr, metadata !29, metadata !DIExpression()), !dbg !3048 store <vscale x 4 x i32> %z1, ptr %z1.addr, align 1649 call void @llvm.dbg.declare(metadata ptr %z1.addr, metadata !31, metadata !DIExpression()), !dbg !3250 store <vscale x 16 x i1> %p0, ptr %p0.addr, align 251 call void @llvm.dbg.declare(metadata ptr %p0.addr, metadata !33, metadata !DIExpression()), !dbg !3452 store <vscale x 16 x i1> %p1, ptr %p1.addr, align 253 call void @llvm.dbg.declare(metadata ptr %p1.addr, metadata !35, metadata !DIExpression()), !dbg !3654 store i32 %w0, ptr %w0.addr, align 455 call void @llvm.dbg.declare(metadata ptr %w0.addr, metadata !37, metadata !DIExpression()), !dbg !3856 call void @llvm.dbg.declare(metadata ptr %local_gpr0, metadata !39, metadata !DIExpression()), !dbg !4057 %0 = load i32, ptr %w0.addr, align 4, !dbg !4158 store i32 %0, ptr %local_gpr0, align 4, !dbg !4059 call void @llvm.dbg.declare(metadata ptr %localv0, metadata !42, metadata !DIExpression()), !dbg !4360 %1 = load <vscale x 4 x i32>, ptr %z0.addr, align 16, !dbg !4461 store <vscale x 4 x i32> %1, ptr %localv0, align 16, !dbg !4362 call void @llvm.dbg.declare(metadata ptr %localv1, metadata !45, metadata !DIExpression()), !dbg !4663 %2 = load <vscale x 4 x i32>, ptr %z1.addr, align 16, !dbg !4764 store <vscale x 4 x i32> %2, ptr %localv1, align 16, !dbg !4665 call void @llvm.dbg.declare(metadata ptr %localp0, metadata !48, metadata !DIExpression()), !dbg !4966 %3 = load <vscale x 16 x i1>, ptr %p0.addr, align 2, !dbg !5067 store <vscale x 16 x i1> %3, ptr %localp0, align 2, !dbg !4968 call void @llvm.dbg.declare(metadata ptr %localp1, metadata !51, metadata !DIExpression()), !dbg !5269 %4 = load <vscale x 16 x i1>, ptr %p1.addr, align 2, !dbg !5370 store <vscale x 16 x i1> %4, ptr %localp1, align 2, !dbg !5271 %call = call <vscale x 4 x i32> @bar(ptr %local_gpr0, ptr %localv0, ptr %localv1, ptr %localp0, ptr %localp1), !dbg !5472 ret <vscale x 4 x i32> %call, !dbg !5573 }74 75 ; Function Attrs: nounwind readnone speculatable willreturn76 declare void @llvm.dbg.declare(metadata, metadata, metadata)77 78 declare dso_local <vscale x 4 x i32> @bar(ptr, ptr, ptr, ptr, ptr)79 80 attributes #0 = { "frame-pointer"="non-leaf" "target-features"="+neon,+sve" }81 82 !llvm.dbg.cu = !{!0}83 !llvm.module.flags = !{!3, !4, !5, !6, !7, !8, !9}84 !llvm.ident = !{!10}85 86 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0 (https://github.com/llvm/llvm-project.git b19275ba870a06c5ef0428af6264ffd28c7cde9e)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)87 !1 = !DIFile(filename: "t.c", directory: "/tmp/")88 !2 = !{}89 !3 = !{i32 7, !"Dwarf Version", i32 4}90 !4 = !{i32 2, !"Debug Info Version", i32 3}91 !5 = !{i32 1, !"wchar_size", i32 4}92 !6 = !{i32 8, !"branch-target-enforcement", i32 0}93 !7 = !{i32 8, !"sign-return-address", i32 0}94 !8 = !{i32 8, !"sign-return-address-all", i32 0}95 !9 = !{i32 8, !"sign-return-address-with-bkey", i32 0}96 !10 = !{!"clang version 12.0.0 (https://github.com/llvm/llvm-project.git b19275ba870a06c5ef0428af6264ffd28c7cde9e)"}97 !11 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 4, type: !12, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)98 !12 = !DISubroutineType(types: !13)99 !13 = !{!14, !14, !14, !21, !21, !27}100 !15 = !DIFile(filename: "lib/clang/12.0.0/include/arm_sve.h", directory: "/tmp")101 !14 = !DIDerivedType(tag: DW_TAG_typedef, name: "svint32_t", file: !15, line: 34, baseType: !16)102 !16 = !DIDerivedType(tag: DW_TAG_typedef, name: "__SVInt32_t", file: !1, baseType: !17)103 !17 = !DICompositeType(tag: DW_TAG_array_type, baseType: !18, flags: DIFlagVector, elements: !19)104 !18 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)105 !19 = !{!20}106 !20 = !DISubrange(lowerBound: 0, upperBound: !DIExpression(DW_OP_constu, 2, DW_OP_bregx, 46, 0, DW_OP_mul, DW_OP_constu, 1, DW_OP_minus))107 !21 = !DIDerivedType(tag: DW_TAG_typedef, name: "svbool_t", file: !15, line: 90, baseType: !22)108 !22 = !DIDerivedType(tag: DW_TAG_typedef, name: "__SVBool_t", file: !1, baseType: !23)109 !23 = !DICompositeType(tag: DW_TAG_array_type, baseType: !24, flags: DIFlagVector, elements: !25)110 !24 = !DIBasicType(name: "unsigned char", size: 8, encoding: DW_ATE_unsigned_char)111 !25 = !{!26}112 !26 = !DISubrange(lowerBound: 0, upperBound: !DIExpression(DW_OP_constu, 1, DW_OP_bregx, 46, 0, DW_OP_mul, DW_OP_constu, 1, DW_OP_minus))113 !27 = !DIDerivedType(tag: DW_TAG_typedef, name: "int32_t", file: !28, line: 38, baseType: !18)114 !28 = !DIFile(filename: "/usr/include/stdint.h", directory: "")115 !29 = !DILocalVariable(name: "z0", arg: 1, scope: !11, file: !1, line: 4, type: !14)116 !30 = !DILocation(line: 4, column: 25, scope: !11)117 !31 = !DILocalVariable(name: "z1", arg: 2, scope: !11, file: !1, line: 4, type: !14)118 !32 = !DILocation(line: 4, column: 39, scope: !11)119 !33 = !DILocalVariable(name: "p0", arg: 3, scope: !11, file: !1, line: 4, type: !21)120 !34 = !DILocation(line: 4, column: 52, scope: !11)121 !35 = !DILocalVariable(name: "p1", arg: 4, scope: !11, file: !1, line: 4, type: !21)122 !36 = !DILocation(line: 4, column: 65, scope: !11)123 !37 = !DILocalVariable(name: "w0", arg: 5, scope: !11, file: !1, line: 4, type: !27)124 !38 = !DILocation(line: 4, column: 77, scope: !11)125 !39 = !DILocalVariable(name: "local_gpr0", scope: !11, file: !1, line: 5, type: !27)126 !40 = !DILocation(line: 5, column: 11, scope: !11)127 !41 = !DILocation(line: 5, column: 24, scope: !11)128 !42 = !DILocalVariable(name: "localv0", scope: !11, file: !1, line: 6, type: !14)129 !43 = !DILocation(line: 6, column: 13, scope: !11)130 !44 = !DILocation(line: 6, column: 23, scope: !11)131 !45 = !DILocalVariable(name: "localv1", scope: !11, file: !1, line: 7, type: !14)132 !46 = !DILocation(line: 7, column: 13, scope: !11)133 !47 = !DILocation(line: 7, column: 23, scope: !11)134 !48 = !DILocalVariable(name: "localp0", scope: !11, file: !1, line: 8, type: !21)135 !49 = !DILocation(line: 8, column: 12, scope: !11)136 !50 = !DILocation(line: 8, column: 22, scope: !11)137 !51 = !DILocalVariable(name: "localp1", scope: !11, file: !1, line: 9, type: !21)138 !52 = !DILocation(line: 9, column: 12, scope: !11)139 !53 = !DILocation(line: 9, column: 22, scope: !11)140 !54 = !DILocation(line: 10, column: 10, scope: !11)141 !55 = !DILocation(line: 10, column: 3, scope: !11)142 143...144---145name: foo146alignment: 4147tracksRegLiveness: true148liveins:149 - { reg: '$z0' }150 - { reg: '$z1' }151 - { reg: '$p0' }152 - { reg: '$p1' }153 - { reg: '$w0' }154frameInfo:155 maxAlignment: 16156 adjustsStack: true157 hasCalls: true158 maxCallFrameSize: 0159 localFrameSize: 8160stack:161 - { id: 0, name: z0.addr, size: 16, alignment: 16, stack-id: scalable-vector,162 debug-info-variable: '!29', debug-info-expression: '!DIExpression()',163 debug-info-location: '!30' }164 - { id: 1, name: z1.addr, size: 16, alignment: 16, stack-id: scalable-vector,165 debug-info-variable: '!31', debug-info-expression: '!DIExpression()',166 debug-info-location: '!32' }167 - { id: 2, name: p0.addr, size: 2, alignment: 2, stack-id: scalable-predicate-vector,168 debug-info-variable: '!33', debug-info-expression: '!DIExpression()',169 debug-info-location: '!34' }170 - { id: 3, name: p1.addr, size: 2, alignment: 2, stack-id: scalable-predicate-vector,171 debug-info-variable: '!35', debug-info-expression: '!DIExpression()',172 debug-info-location: '!36' }173 - { id: 4, name: w0.addr, size: 4, alignment: 4, local-offset: -4, debug-info-variable: '!37',174 debug-info-expression: '!DIExpression()', debug-info-location: '!38' }175 - { id: 5, name: local_gpr0, size: 4, alignment: 4, local-offset: -8,176 debug-info-variable: '!39', debug-info-expression: '!DIExpression()',177 debug-info-location: '!40' }178 - { id: 6, name: localv0, size: 16, alignment: 16, stack-id: scalable-vector,179 debug-info-variable: '!42', debug-info-expression: '!DIExpression()',180 debug-info-location: '!43' }181 - { id: 7, name: localv1, size: 16, alignment: 16, stack-id: scalable-vector,182 debug-info-variable: '!45', debug-info-expression: '!DIExpression()',183 debug-info-location: '!46' }184 - { id: 8, name: localp0, size: 2, alignment: 2, stack-id: scalable-predicate-vector,185 debug-info-variable: '!48', debug-info-expression: '!DIExpression()',186 debug-info-location: '!49' }187 - { id: 9, name: localp1, size: 2, alignment: 2, stack-id: scalable-predicate-vector,188 debug-info-variable: '!51', debug-info-expression: '!DIExpression()',189 debug-info-location: '!52' }190machineFunctionInfo: {}191body: |192 bb.0.entry:193 liveins: $z0, $z1, $p0, $p1, $w0194 195 renamable $p2 = COPY killed $p0196 renamable $p0 = PTRUE_S 31, implicit $vg197 ST1W_IMM killed renamable $z0, renamable $p0, %stack.0.z0.addr, 0 :: (store unknown-size into %ir.z0.addr, align 16)198 ST1W_IMM killed renamable $z1, renamable $p0, %stack.1.z1.addr, 0 :: (store unknown-size into %ir.z1.addr, align 16)199 STR_PXI killed renamable $p2, %stack.2.p0.addr, 0 :: (store unknown-size into %ir.p0.addr, align 2)200 STR_PXI killed renamable $p1, %stack.3.p1.addr, 0 :: (store unknown-size into %ir.p1.addr, align 2)201 STRWui killed renamable $w0, %stack.4.w0.addr, 0 :: (store (s32) into %ir.w0.addr)202 renamable $w8 = LDRWui %stack.4.w0.addr, 0, debug-location !41 :: (dereferenceable load (s32) from %ir.w0.addr)203 STRWui killed renamable $w8, %stack.5.local_gpr0, 0, debug-location !40 :: (store (s32) into %ir.local_gpr0)204 renamable $z0 = LD1W_IMM renamable $p0, %stack.0.z0.addr, 0, debug-location !44 :: (load unknown-size from %ir.z0.addr, align 16)205 ST1W_IMM killed renamable $z0, renamable $p0, %stack.6.localv0, 0, debug-location !43 :: (store unknown-size into %ir.localv0, align 16)206 renamable $z0 = LD1W_IMM renamable $p0, %stack.1.z1.addr, 0, debug-location !47 :: (load unknown-size from %ir.z1.addr, align 16)207 ST1W_IMM killed renamable $z0, killed renamable $p0, %stack.7.localv1, 0, debug-location !46 :: (store unknown-size into %ir.localv1, align 16)208 renamable $p0 = LDR_PXI %stack.2.p0.addr, 0, debug-location !50 :: (load unknown-size from %ir.p0.addr, align 2)209 STR_PXI killed renamable $p0, %stack.8.localp0, 0, debug-location !49 :: (store unknown-size into %ir.localp0, align 2)210 renamable $p0 = LDR_PXI %stack.3.p1.addr, 0, debug-location !53 :: (load unknown-size from %ir.p1.addr, align 2)211 STR_PXI killed renamable $p0, %stack.9.localp1, 0, debug-location !52 :: (store unknown-size into %ir.localp1, align 2)212 ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp, debug-location !54213 renamable $x0 = ADDXri %stack.5.local_gpr0, 0, 0214 renamable $x1 = ADDXri %stack.6.localv0, 0, 0215 renamable $x2 = ADDXri %stack.7.localv1, 0, 0216 renamable $x3 = ADDXri %stack.8.localp0, 0, 0217 renamable $x4 = ADDXri %stack.9.localp1, 0, 0218 BL @bar, csr_aarch64_sve_aapcs, implicit-def dead $lr, implicit $sp, implicit killed $x0, implicit killed $x1, implicit killed $x2, implicit killed $x3, implicit killed $x4, implicit-def $sp, implicit-def $z0, debug-location !54219 ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp, debug-location !54220 RET_ReallyLR implicit killed $z0, debug-location !55221 222...223