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|
# RUN: llc -o %t -filetype=obj -start-before=prologepilog %s
# RUN: llvm-dwarfdump --name="z0" %t | FileCheck %s --check-prefix=CHECKZ0
# RUN: llvm-dwarfdump --name="z1" %t | FileCheck %s --check-prefix=CHECKZ1
# RUN: llvm-dwarfdump --name="p0" %t | FileCheck %s --check-prefix=CHECKP0
# RUN: llvm-dwarfdump --name="p1" %t | FileCheck %s --check-prefix=CHECKP1
# RUN: llvm-dwarfdump --name="localv0" %t | FileCheck %s --check-prefix=CHECKLV0
# RUN: llvm-dwarfdump --name="localv1" %t | FileCheck %s --check-prefix=CHECKLV1
# RUN: llvm-dwarfdump --name="localp0" %t | FileCheck %s --check-prefix=CHECKLP0
# RUN: llvm-dwarfdump --name="localp1" %t | FileCheck %s --check-prefix=CHECKLP1
#
# CHECKZ0: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit8, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKZ0-NEXT: DW_AT_name ("z0")
# CHECKZ1: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit16, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKZ1-NEXT: DW_AT_name ("z1")
# CHECKP0: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit17, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKP0-NEXT: DW_AT_name ("p0")
# CHECKP1: DW_AT_location (DW_OP_fbreg +0, DW_OP_lit18, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKP1-NEXT: DW_AT_name ("p1")
# CHECKLV0: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x20, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKLV0-NEXT: DW_AT_name ("localv0")
# CHECKLV1: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x28, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKLV1-NEXT: DW_AT_name ("localv1")
# CHECKLP0: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x29, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKLP0-NEXT: DW_AT_name ("localp0")
# CHECKLP1: DW_AT_location (DW_OP_fbreg +0, DW_OP_constu 0x2a, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_minus)
# CHECKLP1-NEXT: DW_AT_name ("localp1")
--- |
; ModuleID = 't.c'
source_filename = "t.c"
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-unknown-linux-gnu"
; Function Attrs: noinline nounwind optnone
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 {
entry:
%z0.addr = alloca <vscale x 4 x i32>, align 16
%z1.addr = alloca <vscale x 4 x i32>, align 16
%p0.addr = alloca <vscale x 16 x i1>, align 2
%p1.addr = alloca <vscale x 16 x i1>, align 2
%w0.addr = alloca i32, align 4
%local_gpr0 = alloca i32, align 4
%localv0 = alloca <vscale x 4 x i32>, align 16
%localv1 = alloca <vscale x 4 x i32>, align 16
%localp0 = alloca <vscale x 16 x i1>, align 2
%localp1 = alloca <vscale x 16 x i1>, align 2
store <vscale x 4 x i32> %z0, <vscale x 4 x i32>* %z0.addr, align 16
call void @llvm.dbg.declare(metadata <vscale x 4 x i32>* %z0.addr, metadata !29, metadata !DIExpression()), !dbg !30
store <vscale x 4 x i32> %z1, <vscale x 4 x i32>* %z1.addr, align 16
call void @llvm.dbg.declare(metadata <vscale x 4 x i32>* %z1.addr, metadata !31, metadata !DIExpression()), !dbg !32
store <vscale x 16 x i1> %p0, <vscale x 16 x i1>* %p0.addr, align 2
call void @llvm.dbg.declare(metadata <vscale x 16 x i1>* %p0.addr, metadata !33, metadata !DIExpression()), !dbg !34
store <vscale x 16 x i1> %p1, <vscale x 16 x i1>* %p1.addr, align 2
call void @llvm.dbg.declare(metadata <vscale x 16 x i1>* %p1.addr, metadata !35, metadata !DIExpression()), !dbg !36
store i32 %w0, i32* %w0.addr, align 4
call void @llvm.dbg.declare(metadata i32* %w0.addr, metadata !37, metadata !DIExpression()), !dbg !38
call void @llvm.dbg.declare(metadata i32* %local_gpr0, metadata !39, metadata !DIExpression()), !dbg !40
%0 = load i32, i32* %w0.addr, align 4, !dbg !41
store i32 %0, i32* %local_gpr0, align 4, !dbg !40
call void @llvm.dbg.declare(metadata <vscale x 4 x i32>* %localv0, metadata !42, metadata !DIExpression()), !dbg !43
%1 = load <vscale x 4 x i32>, <vscale x 4 x i32>* %z0.addr, align 16, !dbg !44
store <vscale x 4 x i32> %1, <vscale x 4 x i32>* %localv0, align 16, !dbg !43
call void @llvm.dbg.declare(metadata <vscale x 4 x i32>* %localv1, metadata !45, metadata !DIExpression()), !dbg !46
%2 = load <vscale x 4 x i32>, <vscale x 4 x i32>* %z1.addr, align 16, !dbg !47
store <vscale x 4 x i32> %2, <vscale x 4 x i32>* %localv1, align 16, !dbg !46
call void @llvm.dbg.declare(metadata <vscale x 16 x i1>* %localp0, metadata !48, metadata !DIExpression()), !dbg !49
%3 = load <vscale x 16 x i1>, <vscale x 16 x i1>* %p0.addr, align 2, !dbg !50
store <vscale x 16 x i1> %3, <vscale x 16 x i1>* %localp0, align 2, !dbg !49
call void @llvm.dbg.declare(metadata <vscale x 16 x i1>* %localp1, metadata !51, metadata !DIExpression()), !dbg !52
%4 = load <vscale x 16 x i1>, <vscale x 16 x i1>* %p1.addr, align 2, !dbg !53
store <vscale x 16 x i1> %4, <vscale x 16 x i1>* %localp1, align 2, !dbg !52
%call = call <vscale x 4 x i32> @bar(i32* %local_gpr0, <vscale x 4 x i32>* %localv0, <vscale x 4 x i32>* %localv1, <vscale x 16 x i1>* %localp0, <vscale x 16 x i1>* %localp1), !dbg !54
ret <vscale x 4 x i32> %call, !dbg !55
}
; Function Attrs: nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata)
declare dso_local <vscale x 4 x i32> @bar(i32*, <vscale x 4 x i32>*, <vscale x 4 x i32>*, <vscale x 16 x i1>*, <vscale x 16 x i1>*)
attributes #0 = { "frame-pointer"="non-leaf" "target-features"="+neon,+sve" }
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!3, !4, !5, !6, !7, !8, !9}
!llvm.ident = !{!10}
!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)
!1 = !DIFile(filename: "t.c", directory: "/tmp/")
!2 = !{}
!3 = !{i32 7, !"Dwarf Version", i32 4}
!4 = !{i32 2, !"Debug Info Version", i32 3}
!5 = !{i32 1, !"wchar_size", i32 4}
!6 = !{i32 1, !"branch-target-enforcement", i32 0}
!7 = !{i32 1, !"sign-return-address", i32 0}
!8 = !{i32 1, !"sign-return-address-all", i32 0}
!9 = !{i32 1, !"sign-return-address-with-bkey", i32 0}
!10 = !{!"clang version 12.0.0 (https://github.com/llvm/llvm-project.git b19275ba870a06c5ef0428af6264ffd28c7cde9e)"}
!11 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 4, type: !12, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
!12 = !DISubroutineType(types: !13)
!13 = !{!14, !14, !14, !21, !21, !27}
!15 = !DIFile(filename: "lib/clang/12.0.0/include/arm_sve.h", directory: "/tmp")
!14 = !DIDerivedType(tag: DW_TAG_typedef, name: "svint32_t", file: !15, line: 34, baseType: !16)
!16 = !DIDerivedType(tag: DW_TAG_typedef, name: "__SVInt32_t", file: !1, baseType: !17)
!17 = !DICompositeType(tag: DW_TAG_array_type, baseType: !18, flags: DIFlagVector, elements: !19)
!18 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!19 = !{!20}
!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))
!21 = !DIDerivedType(tag: DW_TAG_typedef, name: "svbool_t", file: !15, line: 90, baseType: !22)
!22 = !DIDerivedType(tag: DW_TAG_typedef, name: "__SVBool_t", file: !1, baseType: !23)
!23 = !DICompositeType(tag: DW_TAG_array_type, baseType: !24, flags: DIFlagVector, elements: !25)
!24 = !DIBasicType(name: "unsigned char", size: 8, encoding: DW_ATE_unsigned_char)
!25 = !{!26}
!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))
!27 = !DIDerivedType(tag: DW_TAG_typedef, name: "int32_t", file: !28, line: 38, baseType: !18)
!28 = !DIFile(filename: "/usr/include/stdint.h", directory: "")
!29 = !DILocalVariable(name: "z0", arg: 1, scope: !11, file: !1, line: 4, type: !14)
!30 = !DILocation(line: 4, column: 25, scope: !11)
!31 = !DILocalVariable(name: "z1", arg: 2, scope: !11, file: !1, line: 4, type: !14)
!32 = !DILocation(line: 4, column: 39, scope: !11)
!33 = !DILocalVariable(name: "p0", arg: 3, scope: !11, file: !1, line: 4, type: !21)
!34 = !DILocation(line: 4, column: 52, scope: !11)
!35 = !DILocalVariable(name: "p1", arg: 4, scope: !11, file: !1, line: 4, type: !21)
!36 = !DILocation(line: 4, column: 65, scope: !11)
!37 = !DILocalVariable(name: "w0", arg: 5, scope: !11, file: !1, line: 4, type: !27)
!38 = !DILocation(line: 4, column: 77, scope: !11)
!39 = !DILocalVariable(name: "local_gpr0", scope: !11, file: !1, line: 5, type: !27)
!40 = !DILocation(line: 5, column: 11, scope: !11)
!41 = !DILocation(line: 5, column: 24, scope: !11)
!42 = !DILocalVariable(name: "localv0", scope: !11, file: !1, line: 6, type: !14)
!43 = !DILocation(line: 6, column: 13, scope: !11)
!44 = !DILocation(line: 6, column: 23, scope: !11)
!45 = !DILocalVariable(name: "localv1", scope: !11, file: !1, line: 7, type: !14)
!46 = !DILocation(line: 7, column: 13, scope: !11)
!47 = !DILocation(line: 7, column: 23, scope: !11)
!48 = !DILocalVariable(name: "localp0", scope: !11, file: !1, line: 8, type: !21)
!49 = !DILocation(line: 8, column: 12, scope: !11)
!50 = !DILocation(line: 8, column: 22, scope: !11)
!51 = !DILocalVariable(name: "localp1", scope: !11, file: !1, line: 9, type: !21)
!52 = !DILocation(line: 9, column: 12, scope: !11)
!53 = !DILocation(line: 9, column: 22, scope: !11)
!54 = !DILocation(line: 10, column: 10, scope: !11)
!55 = !DILocation(line: 10, column: 3, scope: !11)
...
---
name: foo
alignment: 4
tracksRegLiveness: true
liveins:
- { reg: '$z0' }
- { reg: '$z1' }
- { reg: '$p0' }
- { reg: '$p1' }
- { reg: '$w0' }
frameInfo:
maxAlignment: 16
adjustsStack: true
hasCalls: true
maxCallFrameSize: 0
localFrameSize: 8
stack:
- { id: 0, name: z0.addr, size: 16, alignment: 16, stack-id: scalable-vector,
debug-info-variable: '!29', debug-info-expression: '!DIExpression()',
debug-info-location: '!30' }
- { id: 1, name: z1.addr, size: 16, alignment: 16, stack-id: scalable-vector,
debug-info-variable: '!31', debug-info-expression: '!DIExpression()',
debug-info-location: '!32' }
- { id: 2, name: p0.addr, size: 2, alignment: 2, stack-id: scalable-vector,
debug-info-variable: '!33', debug-info-expression: '!DIExpression()',
debug-info-location: '!34' }
- { id: 3, name: p1.addr, size: 2, alignment: 2, stack-id: scalable-vector,
debug-info-variable: '!35', debug-info-expression: '!DIExpression()',
debug-info-location: '!36' }
- { id: 4, name: w0.addr, size: 4, alignment: 4, local-offset: -4, debug-info-variable: '!37',
debug-info-expression: '!DIExpression()', debug-info-location: '!38' }
- { id: 5, name: local_gpr0, size: 4, alignment: 4, local-offset: -8,
debug-info-variable: '!39', debug-info-expression: '!DIExpression()',
debug-info-location: '!40' }
- { id: 6, name: localv0, size: 16, alignment: 16, stack-id: scalable-vector,
debug-info-variable: '!42', debug-info-expression: '!DIExpression()',
debug-info-location: '!43' }
- { id: 7, name: localv1, size: 16, alignment: 16, stack-id: scalable-vector,
debug-info-variable: '!45', debug-info-expression: '!DIExpression()',
debug-info-location: '!46' }
- { id: 8, name: localp0, size: 2, alignment: 2, stack-id: scalable-vector,
debug-info-variable: '!48', debug-info-expression: '!DIExpression()',
debug-info-location: '!49' }
- { id: 9, name: localp1, size: 2, alignment: 2, stack-id: scalable-vector,
debug-info-variable: '!51', debug-info-expression: '!DIExpression()',
debug-info-location: '!52' }
machineFunctionInfo: {}
body: |
bb.0.entry:
liveins: $z0, $z1, $p0, $p1, $w0
renamable $p2 = COPY killed $p0
renamable $p0 = PTRUE_S 31
ST1W_IMM killed renamable $z0, renamable $p0, %stack.0.z0.addr, 0 :: (store unknown-size into %ir.z0.addr, align 16)
ST1W_IMM killed renamable $z1, renamable $p0, %stack.1.z1.addr, 0 :: (store unknown-size into %ir.z1.addr, align 16)
STR_PXI killed renamable $p2, %stack.2.p0.addr, 0 :: (store unknown-size into %ir.p0.addr, align 2)
STR_PXI killed renamable $p1, %stack.3.p1.addr, 0 :: (store unknown-size into %ir.p1.addr, align 2)
STRWui killed renamable $w0, %stack.4.w0.addr, 0 :: (store (s32) into %ir.w0.addr)
renamable $w8 = LDRWui %stack.4.w0.addr, 0, debug-location !41 :: (dereferenceable load (s32) from %ir.w0.addr)
STRWui killed renamable $w8, %stack.5.local_gpr0, 0, debug-location !40 :: (store (s32) into %ir.local_gpr0)
renamable $z0 = LD1W_IMM renamable $p0, %stack.0.z0.addr, 0, debug-location !44 :: (load unknown-size from %ir.z0.addr, align 16)
ST1W_IMM killed renamable $z0, renamable $p0, %stack.6.localv0, 0, debug-location !43 :: (store unknown-size into %ir.localv0, align 16)
renamable $z0 = LD1W_IMM renamable $p0, %stack.1.z1.addr, 0, debug-location !47 :: (load unknown-size from %ir.z1.addr, align 16)
ST1W_IMM killed renamable $z0, killed renamable $p0, %stack.7.localv1, 0, debug-location !46 :: (store unknown-size into %ir.localv1, align 16)
renamable $p0 = LDR_PXI %stack.2.p0.addr, 0, debug-location !50 :: (load unknown-size from %ir.p0.addr, align 2)
STR_PXI killed renamable $p0, %stack.8.localp0, 0, debug-location !49 :: (store unknown-size into %ir.localp0, align 2)
renamable $p0 = LDR_PXI %stack.3.p1.addr, 0, debug-location !53 :: (load unknown-size from %ir.p1.addr, align 2)
STR_PXI killed renamable $p0, %stack.9.localp1, 0, debug-location !52 :: (store unknown-size into %ir.localp1, align 2)
ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp, debug-location !54
renamable $x0 = ADDXri %stack.5.local_gpr0, 0, 0
renamable $x1 = ADDXri %stack.6.localv0, 0, 0
renamable $x2 = ADDXri %stack.7.localv1, 0, 0
renamable $x3 = ADDXri %stack.8.localp0, 0, 0
renamable $x4 = ADDXri %stack.9.localp1, 0, 0
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 !54
ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp, debug-location !54
RET_ReallyLR implicit killed $z0, debug-location !55
...
|
