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Differential D126086

[BOLT][DWARF] Convert dwarf5-df-* tests to assembly tests
ClosedPublic

Authored by zr33 on May 20 2022, 12:38 PM.

Details

Reviewers
rafauler
Amir
maksfb
ayermolo
jdoerfert
Commits
rGe51a6b7374ca: [BOLT][DWARF] Convert dwarf5-df-* tests to assembly tests

Diff Detail

Event Timeline

zr33 created this revision.May 20 2022, 12:38 PM
Herald added a reviewer: rafauler. · View Herald TranscriptMay 20 2022, 12:38 PM
Herald added a reviewer: Amir. · View Herald Transcript
Herald added a reviewer: maksfb. · View Herald Transcript
Herald added a project: Restricted Project. · View Herald Transcript
Herald added a subscriber: ayermolo. · View Herald Transcript
zr33 requested review of this revision.May 20 2022, 12:38 PM
Herald added a project: Restricted Project. · View Herald TranscriptMay 20 2022, 12:38 PM
Herald added subscribers: llvm-commits, yota9. · View Herald Transcript
zr33 added a reviewer: ayermolo.May 20 2022, 12:39 PM
Harbormaster completed remote builds in B165565: Diff 431027.May 20 2022, 12:44 PM
ayermolo added inline comments.May 20 2022, 12:57 PM
bolt/test/X86/dwarf5-df-dualcu.test
4–7

Can you change so that input is assembly directly?

zr33 updated this revision to Diff 431072.May 20 2022, 3:26 PM

start from assembly input

Herald added a reviewer: jdoerfert. · View Herald TranscriptMay 20 2022, 3:26 PM
Herald added a subscriber: sstefan1. · View Herald Transcript
Harbormaster completed remote builds in B165599: Diff 431072.May 20 2022, 3:27 PM
zr33 updated this revision to Diff 431080.May 20 2022, 3:44 PM

start from assembly input.

Harbormaster completed remote builds in B165603: Diff 431080.May 20 2022, 3:49 PM
ayermolo added a comment.May 20 2022, 4:03 PM

Please update the title with [BOLT][DWARF] <title>

zr33 retitled this revision from make it a assembly test to [BOLT][DWARF] make tests a assembly test.May 20 2022, 4:12 PM
zr33 updated this revision to Diff 431098.May 20 2022, 5:00 PM
zr33 marked an inline comment as done.

convert dwarf5-df-* tests to be assembly test

zr33 retitled this revision from [BOLT][DWARF] make tests a assembly test to [BOLT][DWARF] Convert dwarf5-df-* tests to assembly tests.May 20 2022, 5:01 PM
Harbormaster completed remote builds in B165620: Diff 431098.May 20 2022, 5:05 PM
zr33 updated this revision to Diff 431108.May 20 2022, 6:14 PM

add one test

zr33 updated this revision to Diff 431109.May 20 2022, 6:17 PM

format.

zr33 updated this revision to Diff 431110.May 20 2022, 6:19 PM

format

Harbormaster completed remote builds in B165630: Diff 431110.May 20 2022, 6:24 PM
zr33 updated this revision to Diff 431111.May 20 2022, 6:30 PM

update commit range

Harbormaster completed remote builds in B165631: Diff 431111.May 20 2022, 6:35 PM
ayermolo added inline comments.May 21 2022, 7:13 AM
bolt/test/X86/Inputs/dwarf4-df-dualcu-main.ll
1

Please add the these comments on how file was generated to .s equivalent.

zr33 updated this revision to Diff 431160.May 21 2022, 12:10 PM

add comments indicate how to generate .s files

Harbormaster completed remote builds in B165670: Diff 431160.May 21 2022, 12:10 PM
zr33 updated this revision to Diff 431165.May 21 2022, 12:16 PM

add comments

Harbormaster completed remote builds in B165676: Diff 431165.May 21 2022, 12:16 PM
zr33 updated this revision to Diff 431166.May 21 2022, 12:19 PM

add comments

Harbormaster completed remote builds in B165677: Diff 431166.May 21 2022, 12:19 PM
zr33 updated this revision to Diff 431167.May 21 2022, 12:20 PM

add comments

Harbormaster completed remote builds in B165678: Diff 431167.May 21 2022, 12:21 PM
zr33 updated this revision to Diff 431169.May 21 2022, 12:22 PM

add comments

yota9 removed a subscriber: yota9.May 21 2022, 12:23 PM
Harbormaster completed remote builds in B165680: Diff 431169.May 21 2022, 12:34 PM
ayermolo added inline comments.May 23 2022, 8:35 AM
bolt/test/X86/dwarf5-locaddrx.test
86

This part is missing in the assembly file.

zr33 updated this revision to Diff 431407.May 23 2022, 9:47 AM
  • add a missing comment
zr33 updated this revision to Diff 431409.May 23 2022, 9:50 AM
  • add a missing comment
Harbormaster completed remote builds in B165868: Diff 431409.May 23 2022, 9:55 AM
ayermolo accepted this revision.May 23 2022, 11:17 AM
This revision is now accepted and ready to land.May 23 2022, 11:17 AM
Closed by commit rGe51a6b7374ca: [BOLT][DWARF] Convert dwarf5-df-* tests to assembly tests (authored by zr33, committed by ayermolo). · Explain WhyMay 25 2022, 1:41 PM
This revision was automatically updated to reflect the committed changes.
ayermolo added a commit: rGe51a6b7374ca: [BOLT][DWARF] Convert dwarf5-df-* tests to assembly tests.

Revision Contents

Diff 432114

bolt/test/X86/Inputs/dwarf4-df-dualcu-helper.ll

  • This file was deleted.
; clang++ -g -gdwarf-4 -emit-llvm -S helper.cpp
; int z = 0;
; int d = 0;
;
; int helper(int z_, int d_) {
; z += z_;
; d += d_;
; return z * d;
; }
; ModuleID = 'helper.cpp'
source_filename = "helper.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@z = dso_local global i32 0, align 4, !dbg !0
@d = dso_local global i32 0, align 4, !dbg !5
; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local noundef i32 @_Z6helperii(i32 noundef %z_, i32 noundef %d_) #0 !dbg !14 {
entry:
%z_.addr = alloca i32, align 4
%d_.addr = alloca i32, align 4
store i32 %z_, i32* %z_.addr, align 4
call void @llvm.dbg.declare(metadata i32* %z_.addr, metadata !18, metadata !DIExpression()), !dbg !19
store i32 %d_, i32* %d_.addr, align 4
call void @llvm.dbg.declare(metadata i32* %d_.addr, metadata !20, metadata !DIExpression()), !dbg !21
%0 = load i32, i32* %z_.addr, align 4, !dbg !22
%1 = load i32, i32* @z, align 4, !dbg !23
%add = add nsw i32 %1, %0, !dbg !23
store i32 %add, i32* @z, align 4, !dbg !23
%2 = load i32, i32* %d_.addr, align 4, !dbg !24
%3 = load i32, i32* @d, align 4, !dbg !25
%add1 = add nsw i32 %3, %2, !dbg !25
store i32 %add1, i32* @d, align 4, !dbg !25
%4 = load i32, i32* @z, align 4, !dbg !26
%5 = load i32, i32* @d, align 4, !dbg !27
%mul = mul nsw i32 %4, %5, !dbg !28
ret i32 %mul, !dbg !29
}
; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "z", scope: !2, file: !3, line: 1, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "helper.cpp", directory: ".")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "d", scope: !2, file: !3, line: 2, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 4}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{i32 7, !"frame-pointer", i32 2}
!13 = !{!"clang version 15.0.0"}
!14 = distinct !DISubprogram(name: "helper", linkageName: "_Z6helperii", scope: !3, file: !3, line: 4, type: !15, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !17)
!15 = !DISubroutineType(types: !16)
!16 = !{!7, !7, !7}
!17 = !{}
!18 = !DILocalVariable(name: "z_", arg: 1, scope: !14, file: !3, line: 4, type: !7)
!19 = !DILocation(line: 4, column: 16, scope: !14)
!20 = !DILocalVariable(name: "d_", arg: 2, scope: !14, file: !3, line: 4, type: !7)
!21 = !DILocation(line: 4, column: 24, scope: !14)
!22 = !DILocation(line: 5, column: 7, scope: !14)
!23 = !DILocation(line: 5, column: 4, scope: !14)
!24 = !DILocation(line: 6, column: 7, scope: !14)
!25 = !DILocation(line: 6, column: 4, scope: !14)
!26 = !DILocation(line: 7, column: 9, scope: !14)
!27 = !DILocation(line: 7, column: 13, scope: !14)
!28 = !DILocation(line: 7, column: 11, scope: !14)
!29 = !DILocation(line: 7, column: 2, scope: !14)

bolt/test/X86/Inputs/dwarf4-df-dualcu-helper.s

  • This file was added.
# clang++ -g -gdwarf-4 -emit-llvm -S helper.cpp
# llc -O0 -mtriple=x86_64-unknown-linux-gnu helper.ll
# int z = 0;
# int d = 0;
#
# int helper(int z_, int d_) {
# z += z_;
# d += d_;
# return z * d;
# }
.text
.file "helper.cpp"
.file 1 "." "helper.cpp"
.globl _Z6helperii # -- Begin function _Z6helperii
.p2align 4, 0x90
.type _Z6helperii,@function
_Z6helperii: # @_Z6helperii
.Lfunc_begin0:
.loc 1 4 0 # helper.cpp:4:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movl %edi, -4(%rbp)
movl %esi, -8(%rbp)
.Ltmp0:
.loc 1 5 7 prologue_end # helper.cpp:5:7
movl -4(%rbp), %eax
.loc 1 5 4 is_stmt 0 # helper.cpp:5:4
addl z, %eax
movl %eax, z
.loc 1 6 7 is_stmt 1 # helper.cpp:6:7
movl -8(%rbp), %eax
.loc 1 6 4 is_stmt 0 # helper.cpp:6:4
addl d, %eax
movl %eax, d
.loc 1 7 9 is_stmt 1 # helper.cpp:7:9
movl z, %eax
.loc 1 7 11 is_stmt 0 # helper.cpp:7:11
imull d, %eax
.loc 1 7 2 # helper.cpp:7:2
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _Z6helperii, .Lfunc_end0-_Z6helperii
.cfi_endproc
# -- End function
.type z,@object # @z
.bss
.globl z
.p2align 2
z:
.long 0 # 0x0
.size z, 4
.type d,@object # @d
.globl d
.p2align 2
d:
.long 0 # 0x0
.size d, 4
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 14 # DW_FORM_strp
.ascii "\260B" # DW_AT_GNU_dwo_name
.byte 14 # DW_FORM_strp
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.ascii "\263B" # DW_AT_GNU_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 4 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x25 DW_TAG_compile_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lskel_string0 # DW_AT_comp_dir
.long .Lskel_string1 # DW_AT_GNU_dwo_name
.quad 9133088002243470176 # DW_AT_GNU_dwo_id
.quad .Lfunc_begin0 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_GNU_addr_base
.Ldebug_info_end0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "helper.dwo" # string offset=2
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "z" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "d" # string offset=6
.Linfo_string3:
.asciz "_Z6helperii" # string offset=8
.Linfo_string4:
.asciz "helper" # string offset=20
.Linfo_string5:
.asciz "z_" # string offset=27
.Linfo_string6:
.asciz "d_" # string offset=30
.Linfo_string7:
.asciz "clang version 15.0.0" # string offset=33
.Linfo_string8:
.asciz "helper.cpp" # string offset=54
.Linfo_string9:
.asciz "helper.dwo" # string offset=65
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 20
.long 27
.long 30
.long 33
.long 54
.long 65
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 4 # DWARF version number
.long 0 # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x50 DW_TAG_compile_unit
.byte 7 # DW_AT_producer
.short 33 # DW_AT_language
.byte 8 # DW_AT_name
.byte 9 # DW_AT_GNU_dwo_name
.quad 9133088002243470176 # DW_AT_GNU_dwo_id
.byte 2 # Abbrev [2] 0x19:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 0
.byte 3 # Abbrev [3] 0x24:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x28:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 1
.byte 4 # Abbrev [4] 0x33:0x27 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 36 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x43:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 124
.byte 5 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 36 # DW_AT_type
.byte 5 # Abbrev [5] 0x4e:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 36 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\260B" # DW_AT_GNU_dwo_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 110 # DW_AT_linkage_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.Laddr_table_base0:
.quad z
.quad d
.quad .Lfunc_begin0
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf4-df-dualcu-loclist-helper.ll

  • This file was deleted.
; ModuleID = 'helper.cpp'
source_filename = "helper.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@z = dso_local local_unnamed_addr global i32 0, align 4, !dbg !0
@d = dso_local local_unnamed_addr global i32 0, align 4, !dbg !5
; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn uwtable
define dso_local noundef i32 @_Z6helperii(i32 noundef %z_, i32 noundef %d_) local_unnamed_addr #0 !dbg !13 {
entry:
call void @llvm.dbg.value(metadata i32 %z_, metadata !17, metadata !DIExpression()), !dbg !19
call void @llvm.dbg.value(metadata i32 %d_, metadata !18, metadata !DIExpression()), !dbg !19
%0 = load i32, i32* @z, align 4, !dbg !20, !tbaa !21
%add = add nsw i32 %0, %z_, !dbg !20
store i32 %add, i32* @z, align 4, !dbg !20, !tbaa !21
%1 = load i32, i32* @d, align 4, !dbg !25, !tbaa !21
%add1 = add nsw i32 %1, %d_, !dbg !25
store i32 %add1, i32* @d, align 4, !dbg !25, !tbaa !21
%mul = mul nsw i32 %add1, %add, !dbg !26
ret i32 %mul, !dbg !27
}
; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.value(metadata, metadata, metadata) #1
attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind readnone speculatable willreturn }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11}
!llvm.ident = !{!12}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "z", scope: !2, file: !3, line: 1, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "helper.cpp", directory: ".")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "d", scope: !2, file: !3, line: 2, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 4}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{!"clang version 15.0.0"}
!13 = distinct !DISubprogram(name: "helper", linkageName: "_Z6helperii", scope: !3, file: !3, line: 4, type: !14, scopeLine: 4, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !16)
!14 = !DISubroutineType(types: !15)
!15 = !{!7, !7, !7}
!16 = !{!17, !18}
!17 = !DILocalVariable(name: "z_", arg: 1, scope: !13, file: !3, line: 4, type: !7)
!18 = !DILocalVariable(name: "d_", arg: 2, scope: !13, file: !3, line: 4, type: !7)
!19 = !DILocation(line: 0, scope: !13)
!20 = !DILocation(line: 5, column: 4, scope: !13)
!21 = !{!22, !22, i64 0}
!22 = !{!"int", !23, i64 0}
!23 = !{!"omnipotent char", !24, i64 0}
!24 = !{!"Simple C++ TBAA"}
!25 = !DILocation(line: 6, column: 4, scope: !13)
!26 = !DILocation(line: 7, column: 11, scope: !13)
!27 = !DILocation(line: 7, column: 2, scope: !13)

bolt/test/X86/Inputs/dwarf4-df-dualcu-loclist-helper.s

  • This file was added.
# clang++ -g -gdwarf-4 -emit-llvm -S helper.cpp
# llc -O2 -mtriple=x86_64-unknown-linux-gnu helper.ll
# int z = 0;
# int d = 0;
#
# int helper(int z_, int d_) {
# z += z_;
# d += d_;
# return z * d;
# }
.text
.file "helper.cpp"
.file 1 "." "helper.cpp"
.globl _Z6helperii # -- Begin function _Z6helperii
.p2align 4, 0x90
.type _Z6helperii,@function
_Z6helperii: # @_Z6helperii
.Lfunc_begin0:
.loc 1 4 0 # helper.cpp:4:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: helper:z_ <- $edi
#DEBUG_VALUE: helper:d_ <- $esi
movl %esi, %eax
.Ltmp0:
.loc 1 5 4 prologue_end # helper.cpp:5:4
addl z(%rip), %edi
.Ltmp1:
#DEBUG_VALUE: helper:z_ <- [DW_OP_LLVM_entry_value 1] $edi
.loc 1 6 4 # helper.cpp:6:4
addl d(%rip), %eax
.loc 1 5 4 # helper.cpp:5:4
movl %edi, z(%rip)
.loc 1 6 4 # helper.cpp:6:4
movl %eax, d(%rip)
.loc 1 7 11 # helper.cpp:7:11
imull %edi, %eax
.loc 1 7 2 is_stmt 0 # helper.cpp:7:2
retq
.Ltmp2:
.Lfunc_end0:
.size _Z6helperii, .Lfunc_end0-_Z6helperii
.cfi_endproc
# -- End function
.type z,@object # @z
.bss
.globl z
.p2align 2
z:
.long 0 # 0x0
.size z, 4
.type d,@object # @d
.globl d
.p2align 2
d:
.long 0 # 0x0
.size d, 4
.section .debug_loc.dwo,"e",@progbits
.Ldebug_loc0:
.byte 3
.byte 2
.long .Ltmp1-.Lfunc_begin0
.short 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.byte 3
.byte 3
.long .Lfunc_end0-.Ltmp1
.short 4 # Loc expr size
.byte 243 # DW_OP_GNU_entry_value
.byte 1 # 1
.byte 85 # super-register DW_OP_reg5
.byte 159 # DW_OP_stack_value
.byte 0
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 14 # DW_FORM_strp
.ascii "\260B" # DW_AT_GNU_dwo_name
.byte 14 # DW_FORM_strp
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.ascii "\263B" # DW_AT_GNU_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 4 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x25 DW_TAG_compile_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lskel_string0 # DW_AT_comp_dir
.long .Lskel_string1 # DW_AT_GNU_dwo_name
.quad -5732284259998169791 # DW_AT_GNU_dwo_id
.quad .Lfunc_begin0 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_GNU_addr_base
.Ldebug_info_end0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "helper.dwo" # string offset=2
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "z" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "d" # string offset=6
.Linfo_string3:
.asciz "_Z6helperii" # string offset=8
.Linfo_string4:
.asciz "helper" # string offset=20
.Linfo_string5:
.asciz "z_" # string offset=27
.Linfo_string6:
.asciz "d_" # string offset=30
.Linfo_string7:
.asciz "clang version 15.0.0" # string offset=33
.Linfo_string8:
.asciz "helper.cpp" # string offset=54
.Linfo_string9:
.asciz "helper.dwo" # string offset=65
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 20
.long 27
.long 30
.long 33
.long 54
.long 65
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 4 # DWARF version number
.long 0 # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x50 DW_TAG_compile_unit
.byte 7 # DW_AT_producer
.short 33 # DW_AT_language
.byte 8 # DW_AT_name
.byte 9 # DW_AT_GNU_dwo_name
.quad -5732284259998169791 # DW_AT_GNU_dwo_id
.byte 2 # Abbrev [2] 0x19:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 0
.byte 3 # Abbrev [3] 0x24:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x28:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 1
.byte 4 # Abbrev [4] 0x33:0x27 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
# DW_AT_GNU_all_call_sites
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 36 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x43:0xc DW_TAG_formal_parameter
.long .Ldebug_loc0-.debug_loc.dwo # DW_AT_location
.byte 5 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 36 # DW_AT_type
.byte 6 # Abbrev [6] 0x4f:0xa DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 84
.byte 6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 36 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\260B" # DW_AT_GNU_dwo_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.ascii "\227B" # DW_AT_GNU_all_call_sites
.byte 25 # DW_FORM_flag_present
.byte 110 # DW_AT_linkage_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 23 # DW_FORM_sec_offset
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.Laddr_table_base0:
.quad z
.quad d
.quad .Lfunc_begin0
.quad .Ltmp1
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf4-df-dualcu-loclist-main.ll

  • This file was deleted.
; ModuleID = 'main.cpp'
source_filename = "main.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@x = dso_local local_unnamed_addr global i32 0, align 4, !dbg !0
@y = dso_local local_unnamed_addr global i32 1, align 4, !dbg !5
; Function Attrs: argmemonly mustprogress nofree norecurse nosync nounwind willreturn uwtable
define dso_local void @_Z3usePiS_(i32* nocapture noundef %x, i32* nocapture noundef %y) local_unnamed_addr #0 !dbg !13 {
entry:
call void @llvm.dbg.value(metadata i32* %x, metadata !18, metadata !DIExpression()), !dbg !20
call void @llvm.dbg.value(metadata i32* %y, metadata !19, metadata !DIExpression()), !dbg !20
%0 = load i32, i32* %x, align 4, !dbg !21, !tbaa !22
%add = add nsw i32 %0, 4, !dbg !21
store i32 %add, i32* %x, align 4, !dbg !21, !tbaa !22
%1 = load i32, i32* %y, align 4, !dbg !26, !tbaa !22
%sub = add nsw i32 %1, -2, !dbg !26
store i32 %sub, i32* %y, align 4, !dbg !26, !tbaa !22
ret void, !dbg !27
}
; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %argc, i8** nocapture noundef readnone %argv) local_unnamed_addr #1 !dbg !28 {
entry:
call void @llvm.dbg.value(metadata i32 %argc, metadata !35, metadata !DIExpression()), !dbg !37
call void @llvm.dbg.value(metadata i8** %argv, metadata !36, metadata !DIExpression()), !dbg !37
call void @llvm.dbg.value(metadata i32* @x, metadata !18, metadata !DIExpression()), !dbg !38
call void @llvm.dbg.value(metadata i32* @y, metadata !19, metadata !DIExpression()), !dbg !38
%add.i = add nsw i32 %argc, 4, !dbg !40
store i32 %add.i, i32* @x, align 4, !dbg !40, !tbaa !22
%sub.i = add nsw i32 %argc, 1, !dbg !41
store i32 %sub.i, i32* @y, align 4, !dbg !41, !tbaa !22
%call = tail call noundef i32 @_Z6helperii(i32 noundef %add.i, i32 noundef %sub.i), !dbg !42
ret i32 %call, !dbg !43
}
declare !dbg !44 dso_local noundef i32 @_Z6helperii(i32 noundef, i32 noundef) local_unnamed_addr #2
; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.value(metadata, metadata, metadata) #3
attributes #0 = { argmemonly mustprogress nofree norecurse nosync nounwind willreturn uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress norecurse uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { "frame-pointer"="none" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nosync nounwind readnone speculatable willreturn }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11}
!llvm.ident = !{!12}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 7, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "main.cpp", directory: ".")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "y", scope: !2, file: !3, line: 8, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 4}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{!"clang version 15.0.0"}
!13 = distinct !DISubprogram(name: "use", linkageName: "_Z3usePiS_", scope: !3, file: !3, line: 1, type: !14, scopeLine: 1, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !17)
!14 = !DISubroutineType(types: !15)
!15 = !{null, !16, !16}
!16 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64)
!17 = !{!18, !19}
!18 = !DILocalVariable(name: "x", arg: 1, scope: !13, file: !3, line: 1, type: !16)
!19 = !DILocalVariable(name: "y", arg: 2, scope: !13, file: !3, line: 1, type: !16)
!20 = !DILocation(line: 0, scope: !13)
!21 = !DILocation(line: 2, column: 4, scope: !13)
!22 = !{!23, !23, i64 0}
!23 = !{!"int", !24, i64 0}
!24 = !{!"omnipotent char", !25, i64 0}
!25 = !{!"Simple C++ TBAA"}
!26 = !DILocation(line: 3, column: 4, scope: !13)
!27 = !DILocation(line: 4, column: 1, scope: !13)
!28 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 9, type: !29, scopeLine: 9, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !34)
!29 = !DISubroutineType(types: !30)
!30 = !{!7, !7, !31}
!31 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !32, size: 64)
!32 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !33, size: 64)
!33 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!34 = !{!35, !36}
!35 = !DILocalVariable(name: "argc", arg: 1, scope: !28, file: !3, line: 9, type: !7)
!36 = !DILocalVariable(name: "argv", arg: 2, scope: !28, file: !3, line: 9, type: !31)
!37 = !DILocation(line: 0, scope: !28)
!38 = !DILocation(line: 0, scope: !13, inlinedAt: !39)
!39 = distinct !DILocation(line: 12, column: 4, scope: !28)
!40 = !DILocation(line: 2, column: 4, scope: !13, inlinedAt: !39)
!41 = !DILocation(line: 3, column: 4, scope: !13, inlinedAt: !39)
!42 = !DILocation(line: 13, column: 11, scope: !28)
!43 = !DILocation(line: 13, column: 4, scope: !28)
!44 = !DISubprogram(name: "helper", linkageName: "_Z6helperii", scope: !3, file: !3, line: 6, type: !45, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !47)
!45 = !DISubroutineType(types: !46)
!46 = !{!7, !7, !7}
!47 = !{}

bolt/test/X86/Inputs/dwarf4-df-dualcu-loclist-main.s

  • This file was added.
# clang++ -g -gdwarf-4 -emit-llvm -S main.cpp
# llc -O2 -mtriple=x86_64-unknown-linux-gnu main.ll
# void use(int * x, int * y) {
# *x += 4;
# *y -= 2;
# }
#
# int helper(int z_, int d_);
# int x = 0;
# int y = 1;
# int main(int argc, char *argv[]) {
# x = argc;
# y = argc + 3;
# use(&x, &y);
# return helper(x, y);
# }
.text
.file "main.cpp"
.file 1 "." "main.cpp"
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.loc 1 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: use:x <- $rdi
#DEBUG_VALUE: use:y <- $rsi
.loc 1 2 4 prologue_end # main.cpp:2:4
addl $4, (%rdi)
.loc 1 3 4 # main.cpp:3:4
addl $-2, (%rsi)
.loc 1 4 1 # main.cpp:4:1
retq
.Ltmp0:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 1 9 0 # main.cpp:9:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: main:argc <- $edi
#DEBUG_VALUE: main:argv <- $rsi
# kill: def $edi killed $edi def $rdi
.loc 1 2 4 prologue_end # main.cpp:2:4
leal 4(%rdi), %eax
movl %eax, x(%rip)
.Ltmp1:
#DEBUG_VALUE: use:x <- undef
.loc 1 3 4 # main.cpp:3:4
leal 1(%rdi), %esi
.Ltmp2:
#DEBUG_VALUE: main:argv <- [DW_OP_LLVM_entry_value 1] $rsi
movl %esi, y(%rip)
.Ltmp3:
#DEBUG_VALUE: use:y <- undef
.loc 1 13 11 # main.cpp:13:11
movl %eax, %edi
.Ltmp4:
#DEBUG_VALUE: main:argc <- [DW_OP_LLVM_entry_value 1] $edi
jmp _Z6helperii # TAILCALL
.Ltmp5:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.type x,@object # @x
.bss
.globl x
.p2align 2
x:
.long 0 # 0x0
.size x, 4
.type y,@object # @y
.data
.globl y
.p2align 2
y:
.long 1 # 0x1
.size y, 4
.section .debug_loc.dwo,"e",@progbits
.Ldebug_loc0:
.byte 3
.byte 3
.long .Ltmp4-.Lfunc_begin1
.short 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.byte 3
.byte 5
.long .Lfunc_end1-.Ltmp4
.short 4 # Loc expr size
.byte 243 # DW_OP_GNU_entry_value
.byte 1 # 1
.byte 85 # super-register DW_OP_reg5
.byte 159 # DW_OP_stack_value
.byte 0
.Ldebug_loc1:
.byte 3
.byte 3
.long .Ltmp2-.Lfunc_begin1
.short 1 # Loc expr size
.byte 84 # DW_OP_reg4
.byte 3
.byte 6
.long .Lfunc_end1-.Ltmp2
.short 4 # Loc expr size
.byte 243 # DW_OP_GNU_entry_value
.byte 1 # 1
.byte 84 # DW_OP_reg4
.byte 159 # DW_OP_stack_value
.byte 0
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 14 # DW_FORM_strp
.ascii "\260B" # DW_AT_GNU_dwo_name
.byte 14 # DW_FORM_strp
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.ascii "\263B" # DW_AT_GNU_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 4 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x25 DW_TAG_compile_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lskel_string0 # DW_AT_comp_dir
.long .Lskel_string1 # DW_AT_GNU_dwo_name
.quad -4922924650784735988 # DW_AT_GNU_dwo_id
.quad .Lfunc_begin0 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_GNU_addr_base
.Ldebug_info_end0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "main.dwo" # string offset=2
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "x" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "y" # string offset=6
.Linfo_string3:
.asciz "_Z3usePiS_" # string offset=8
.Linfo_string4:
.asciz "use" # string offset=19
.Linfo_string5:
.asciz "_Z6helperii" # string offset=23
.Linfo_string6:
.asciz "helper" # string offset=35
.Linfo_string7:
.asciz "main" # string offset=42
.Linfo_string8:
.asciz "argc" # string offset=47
.Linfo_string9:
.asciz "argv" # string offset=52
.Linfo_string10:
.asciz "char" # string offset=57
.Linfo_string11:
.asciz "clang version 15.0.0" # string offset=62
.Linfo_string12:
.asciz "main.cpp" # string offset=83
.Linfo_string13:
.asciz "main.dwo" # string offset=92
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 19
.long 23
.long 35
.long 42
.long 47
.long 52
.long 57
.long 62
.long 83
.long 92
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 4 # DWARF version number
.long 0 # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0xbd DW_TAG_compile_unit
.byte 11 # DW_AT_producer
.short 33 # DW_AT_language
.byte 12 # DW_AT_name
.byte 13 # DW_AT_GNU_dwo_name
.quad -4922924650784735988 # DW_AT_GNU_dwo_id
.byte 2 # Abbrev [2] 0x19:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 0
.byte 3 # Abbrev [3] 0x24:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x28:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 1
.byte 4 # Abbrev [4] 0x33:0x1b DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
# DW_AT_GNU_all_call_sites
.long 78 # DW_AT_abstract_origin
.byte 5 # Abbrev [5] 0x3f:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.long 84 # DW_AT_abstract_origin
.byte 5 # Abbrev [5] 0x46:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 84
.long 92 # DW_AT_abstract_origin
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x4e:0x17 DW_TAG_subprogram
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
# DW_AT_external
.byte 1 # DW_AT_inline
.byte 7 # Abbrev [7] 0x54:0x8 DW_TAG_formal_parameter
.byte 0 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 101 # DW_AT_type
.byte 7 # Abbrev [7] 0x5c:0x8 DW_TAG_formal_parameter
.byte 2 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 101 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 8 # Abbrev [8] 0x65:0x5 DW_TAG_pointer_type
.long 36 # DW_AT_type
.byte 9 # Abbrev [9] 0x6a:0x3b DW_TAG_subprogram
.byte 3 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
# DW_AT_GNU_all_call_sites
.byte 7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 36 # DW_AT_type
# DW_AT_external
.byte 10 # Abbrev [10] 0x79:0xc DW_TAG_formal_parameter
.long .Ldebug_loc0-.debug_loc.dwo # DW_AT_location
.byte 8 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 36 # DW_AT_type
.byte 10 # Abbrev [10] 0x85:0xc DW_TAG_formal_parameter
.long .Ldebug_loc1-.debug_loc.dwo # DW_AT_location
.byte 9 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 185 # DW_AT_type
.byte 11 # Abbrev [11] 0x91:0xd DW_TAG_inlined_subroutine
.long 78 # DW_AT_abstract_origin
.byte 3 # DW_AT_low_pc
.long .Ltmp3-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_call_file
.byte 12 # DW_AT_call_line
.byte 4 # DW_AT_call_column
.byte 12 # Abbrev [12] 0x9e:0x6 DW_TAG_GNU_call_site
.long 165 # DW_AT_abstract_origin
# DW_AT_GNU_tail_call
.byte 4 # DW_AT_low_pc
.byte 0 # End Of Children Mark
.byte 13 # Abbrev [13] 0xa5:0x14 DW_TAG_subprogram
.byte 5 # DW_AT_linkage_name
.byte 6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 36 # DW_AT_type
# DW_AT_declaration
# DW_AT_external
.byte 14 # Abbrev [14] 0xae:0x5 DW_TAG_formal_parameter
.long 36 # DW_AT_type
.byte 14 # Abbrev [14] 0xb3:0x5 DW_TAG_formal_parameter
.long 36 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 8 # Abbrev [8] 0xb9:0x5 DW_TAG_pointer_type
.long 190 # DW_AT_type
.byte 8 # Abbrev [8] 0xbe:0x5 DW_TAG_pointer_type
.long 195 # DW_AT_type
.byte 3 # Abbrev [3] 0xc3:0x4 DW_TAG_base_type
.byte 10 # DW_AT_name
.byte 6 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\260B" # DW_AT_GNU_dwo_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.ascii "\227B" # DW_AT_GNU_all_call_sites
.byte 25 # DW_FORM_flag_present
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 110 # DW_AT_linkage_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 32 # DW_AT_inline
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 7 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 8 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 9 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.ascii "\227B" # DW_AT_GNU_all_call_sites
.byte 25 # DW_FORM_flag_present
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 10 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 23 # DW_FORM_sec_offset
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 11 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 88 # DW_AT_call_file
.byte 11 # DW_FORM_data1
.byte 89 # DW_AT_call_line
.byte 11 # DW_FORM_data1
.byte 87 # DW_AT_call_column
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 12 # Abbreviation Code
.ascii "\211\202\001" # DW_TAG_GNU_call_site
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.ascii "\225B" # DW_AT_GNU_tail_call
.byte 25 # DW_FORM_flag_present
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 13 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 110 # DW_AT_linkage_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 60 # DW_AT_declaration
.byte 25 # DW_FORM_flag_present
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 14 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.Laddr_table_base0:
.quad x
.quad y
.quad .Lfunc_begin0
.quad .Lfunc_begin1
.quad .Ltmp5
.quad .Ltmp4
.quad .Ltmp2
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf4-df-dualcu-main.ll

  • This file was deleted.
; clang++ -g -gdwarf-4 -emit-llvm -S main.cpp
ayermoloUnsubmitted
Not Done
ReplyInline Actions

Please add the these comments on how file was generated to .s equivalent.

ayermolo: Please add the these comments on how file was generated to .s equivalent.
; void use(int * x, int * y) {
; *x += 4;
; *y -= 2;
; }
;
; int helper(int z_, int d_);
; int x = 0;
; int y = 1;
; int main(int argc, char *argv[]) {
; x = argc;
; y = argc + 3;
; use(&x, &y);
; return helper(x, y);
; }
; ModuleID = 'main.cpp'
source_filename = "main.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@x = dso_local global i32 0, align 4, !dbg !0
@y = dso_local global i32 1, align 4, !dbg !5
; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local void @_Z3usePiS_(i32* noundef %x, i32* noundef %y) #0 !dbg !14 {
entry:
%x.addr = alloca i32*, align 8
%y.addr = alloca i32*, align 8
store i32* %x, i32** %x.addr, align 8
call void @llvm.dbg.declare(metadata i32** %x.addr, metadata !19, metadata !DIExpression()), !dbg !20
store i32* %y, i32** %y.addr, align 8
call void @llvm.dbg.declare(metadata i32** %y.addr, metadata !21, metadata !DIExpression()), !dbg !22
%0 = load i32*, i32** %x.addr, align 8, !dbg !23
%1 = load i32, i32* %0, align 4, !dbg !24
%add = add nsw i32 %1, 4, !dbg !24
store i32 %add, i32* %0, align 4, !dbg !24
%2 = load i32*, i32** %y.addr, align 8, !dbg !25
%3 = load i32, i32* %2, align 4, !dbg !26
%sub = sub nsw i32 %3, 2, !dbg !26
store i32 %sub, i32* %2, align 4, !dbg !26
ret void, !dbg !27
}
; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: mustprogress noinline norecurse optnone uwtable
define dso_local noundef i32 @main(i32 noundef %argc, i8** noundef %argv) #2 !dbg !28 {
entry:
%retval = alloca i32, align 4
%argc.addr = alloca i32, align 4
%argv.addr = alloca i8**, align 8
store i32 0, i32* %retval, align 4
store i32 %argc, i32* %argc.addr, align 4
call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !34, metadata !DIExpression()), !dbg !35
store i8** %argv, i8*** %argv.addr, align 8
call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !36, metadata !DIExpression()), !dbg !37
%0 = load i32, i32* %argc.addr, align 4, !dbg !38
store i32 %0, i32* @x, align 4, !dbg !39
%1 = load i32, i32* %argc.addr, align 4, !dbg !40
%add = add nsw i32 %1, 3, !dbg !41
store i32 %add, i32* @y, align 4, !dbg !42
call void @_Z3usePiS_(i32* noundef @x, i32* noundef @y), !dbg !43
%2 = load i32, i32* @x, align 4, !dbg !44
%3 = load i32, i32* @y, align 4, !dbg !45
%call = call noundef i32 @_Z6helperii(i32 noundef %2, i32 noundef %3), !dbg !46
ret i32 %call, !dbg !47
}
declare dso_local noundef i32 @_Z6helperii(i32 noundef, i32 noundef) #3
attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
attributes #2 = { mustprogress noinline norecurse optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 7, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "main.cpp", directory: ".")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "y", scope: !2, file: !3, line: 8, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 4}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{i32 7, !"frame-pointer", i32 2}
!13 = !{!"clang version 15.0.0"}
!14 = distinct !DISubprogram(name: "use", linkageName: "_Z3usePiS_", scope: !3, file: !3, line: 1, type: !15, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!15 = !DISubroutineType(types: !16)
!16 = !{null, !17, !17}
!17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64)
!18 = !{}
!19 = !DILocalVariable(name: "x", arg: 1, scope: !14, file: !3, line: 1, type: !17)
!20 = !DILocation(line: 1, column: 16, scope: !14)
!21 = !DILocalVariable(name: "y", arg: 2, scope: !14, file: !3, line: 1, type: !17)
!22 = !DILocation(line: 1, column: 25, scope: !14)
!23 = !DILocation(line: 2, column: 2, scope: !14)
!24 = !DILocation(line: 2, column: 4, scope: !14)
!25 = !DILocation(line: 3, column: 2, scope: !14)
!26 = !DILocation(line: 3, column: 4, scope: !14)
!27 = !DILocation(line: 4, column: 1, scope: !14)
!28 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 9, type: !29, scopeLine: 9, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!29 = !DISubroutineType(types: !30)
!30 = !{!7, !7, !31}
!31 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !32, size: 64)
!32 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !33, size: 64)
!33 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!34 = !DILocalVariable(name: "argc", arg: 1, scope: !28, file: !3, line: 9, type: !7)
!35 = !DILocation(line: 9, column: 15, scope: !28)
!36 = !DILocalVariable(name: "argv", arg: 2, scope: !28, file: !3, line: 9, type: !31)
!37 = !DILocation(line: 9, column: 27, scope: !28)
!38 = !DILocation(line: 10, column: 8, scope: !28)
!39 = !DILocation(line: 10, column: 6, scope: !28)
!40 = !DILocation(line: 11, column: 8, scope: !28)
!41 = !DILocation(line: 11, column: 13, scope: !28)
!42 = !DILocation(line: 11, column: 6, scope: !28)
!43 = !DILocation(line: 12, column: 4, scope: !28)
!44 = !DILocation(line: 13, column: 18, scope: !28)
!45 = !DILocation(line: 13, column: 21, scope: !28)
!46 = !DILocation(line: 13, column: 11, scope: !28)
!47 = !DILocation(line: 13, column: 4, scope: !28)

bolt/test/X86/Inputs/dwarf4-df-dualcu-main.s

  • This file was added.
# clang++ -g -gdwarf-4 -emit-llvm -S main.cpp
# llc -O0 -mtriple=x86_64-unknown-linux-gnu main.ll
# void use(int * x, int * y) {
# *x += 4;
# *y -= 2;
# }
#
# int helper(int z_, int d_);
# int x = 0;
# int y = 1;
# int main(int argc, char *argv[]) {
# x = argc;
# y = argc + 3;
# use(&x, &y);
# return helper(x, y);
# }
.text
.file "main.cpp"
.file 1 "." "main.cpp"
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.loc 1 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movq %rdi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp0:
.loc 1 2 2 prologue_end # main.cpp:2:2
movq -8(%rbp), %rax
.loc 1 2 4 is_stmt 0 # main.cpp:2:4
movl (%rax), %ecx
addl $4, %ecx
movl %ecx, (%rax)
.loc 1 3 2 is_stmt 1 # main.cpp:3:2
movq -16(%rbp), %rax
.loc 1 3 4 is_stmt 0 # main.cpp:3:4
movl (%rax), %ecx
subl $2, %ecx
movl %ecx, (%rax)
.loc 1 4 1 is_stmt 1 # main.cpp:4:1
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 1 9 0 # main.cpp:9:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
subq $16, %rsp
movl $0, -4(%rbp)
movl %edi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp2:
.loc 1 10 8 prologue_end # main.cpp:10:8
movl -8(%rbp), %eax
.loc 1 10 6 is_stmt 0 # main.cpp:10:6
movl %eax, x
.loc 1 11 8 is_stmt 1 # main.cpp:11:8
movl -8(%rbp), %eax
.loc 1 11 13 is_stmt 0 # main.cpp:11:13
addl $3, %eax
.loc 1 11 6 # main.cpp:11:6
movl %eax, y
.loc 1 12 4 is_stmt 1 # main.cpp:12:4
movabsq $x, %rdi
movabsq $y, %rsi
callq _Z3usePiS_
.loc 1 13 18 # main.cpp:13:18
movl x, %edi
.loc 1 13 21 is_stmt 0 # main.cpp:13:21
movl y, %esi
.loc 1 13 11 # main.cpp:13:11
callq _Z6helperii
.loc 1 13 4 # main.cpp:13:4
addq $16, %rsp
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp3:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.type x,@object # @x
.bss
.globl x
.p2align 2
x:
.long 0 # 0x0
.size x, 4
.type y,@object # @y
.data
.globl y
.p2align 2
y:
.long 1 # 0x1
.size y, 4
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 14 # DW_FORM_strp
.ascii "\260B" # DW_AT_GNU_dwo_name
.byte 14 # DW_FORM_strp
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.ascii "\263B" # DW_AT_GNU_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 4 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x25 DW_TAG_compile_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lskel_string0 # DW_AT_comp_dir
.long .Lskel_string1 # DW_AT_GNU_dwo_name
.quad 4587139501222431648 # DW_AT_GNU_dwo_id
.quad .Lfunc_begin0 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_GNU_addr_base
.Ldebug_info_end0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "main.dwo" # string offset=2
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "x" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "y" # string offset=6
.Linfo_string3:
.asciz "_Z3usePiS_" # string offset=8
.Linfo_string4:
.asciz "use" # string offset=19
.Linfo_string5:
.asciz "main" # string offset=23
.Linfo_string6:
.asciz "argc" # string offset=28
.Linfo_string7:
.asciz "argv" # string offset=33
.Linfo_string8:
.asciz "char" # string offset=38
.Linfo_string9:
.asciz "clang version 15.0.0" # string offset=43
.Linfo_string10:
.asciz "main.cpp" # string offset=64
.Linfo_string11:
.asciz "main.dwo" # string offset=73
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 19
.long 23
.long 28
.long 33
.long 38
.long 43
.long 64
.long 73
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 4 # DWARF version number
.long 0 # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x85 DW_TAG_compile_unit
.byte 9 # DW_AT_producer
.short 33 # DW_AT_language
.byte 10 # DW_AT_name
.byte 11 # DW_AT_GNU_dwo_name
.quad 4587139501222431648 # DW_AT_GNU_dwo_id
.byte 2 # Abbrev [2] 0x19:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 0
.byte 3 # Abbrev [3] 0x24:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x28:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 36 # DW_AT_type
# DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 251
.byte 1
.byte 4 # Abbrev [4] 0x33:0x23 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
# DW_AT_external
.byte 5 # Abbrev [5] 0x3f:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 0 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 124 # DW_AT_type
.byte 5 # Abbrev [5] 0x4a:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 2 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 124 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x56:0x26 DW_TAG_subprogram
.byte 3 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 5 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 36 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x65:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 6 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 36 # DW_AT_type
.byte 5 # Abbrev [5] 0x70:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 129 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 7 # Abbrev [7] 0x7c:0x5 DW_TAG_pointer_type
.long 36 # DW_AT_type
.byte 7 # Abbrev [7] 0x81:0x5 DW_TAG_pointer_type
.long 134 # DW_AT_type
.byte 7 # Abbrev [7] 0x86:0x5 DW_TAG_pointer_type
.long 139 # DW_AT_type
.byte 3 # Abbrev [3] 0x8b:0x4 DW_TAG_base_type
.byte 8 # DW_AT_name
.byte 6 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\260B" # DW_AT_GNU_dwo_name
.ascii "\202>" # DW_FORM_GNU_str_index
.ascii "\261B" # DW_AT_GNU_dwo_id
.byte 7 # DW_FORM_data8
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 110 # DW_AT_linkage_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.ascii "\201>" # DW_FORM_GNU_addr_index
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.ascii "\202>" # DW_FORM_GNU_str_index
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 7 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.Laddr_table_base0:
.quad x
.quad y
.quad .Lfunc_begin0
.quad .Lfunc_begin1
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-df-dualcu-helper.ll

  • This file was deleted.
; clang++ -g -gdwarf-5 -emit-llvm -S helper.cpp
; int z = 0;
; int d = 0;
;
; int helper(int z_, int d_) {
; z += z_;
; d += d_;
; return z * d;
; }
; ModuleID = 'helper.cpp'
source_filename = "helper.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@z = dso_local global i32 0, align 4, !dbg !0
@d = dso_local global i32 0, align 4, !dbg !5
; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local noundef i32 @_Z6helperii(i32 noundef %z_, i32 noundef %d_) #0 !dbg !14 {
entry:
%z_.addr = alloca i32, align 4
%d_.addr = alloca i32, align 4
store i32 %z_, i32* %z_.addr, align 4
call void @llvm.dbg.declare(metadata i32* %z_.addr, metadata !18, metadata !DIExpression()), !dbg !19
store i32 %d_, i32* %d_.addr, align 4
call void @llvm.dbg.declare(metadata i32* %d_.addr, metadata !20, metadata !DIExpression()), !dbg !21
%0 = load i32, i32* %z_.addr, align 4, !dbg !22
%1 = load i32, i32* @z, align 4, !dbg !23
%add = add nsw i32 %1, %0, !dbg !23
store i32 %add, i32* @z, align 4, !dbg !23
%2 = load i32, i32* %d_.addr, align 4, !dbg !24
%3 = load i32, i32* @d, align 4, !dbg !25
%add1 = add nsw i32 %3, %2, !dbg !25
store i32 %add1, i32* @d, align 4, !dbg !25
%4 = load i32, i32* @z, align 4, !dbg !26
%5 = load i32, i32* @d, align 4, !dbg !27
%mul = mul nsw i32 %4, %5, !dbg !28
ret i32 %mul, !dbg !29
}
; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "z", scope: !2, file: !3, line: 1, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: false, runtimeVersion: 0, splitDebugFilename: "helper.dwo", emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: GNU)
!3 = !DIFile(filename: "helper.cpp", directory: ".", checksumkind: CSK_MD5, checksum: "e635924a35b65444173d0c76a54b866f")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "d", scope: !2, file: !3, line: 2, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 5}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{i32 7, !"frame-pointer", i32 2}
!13 = !{!"clang version 15.0.0"}
!14 = distinct !DISubprogram(name: "helper", linkageName: "_Z6helperii", scope: !3, file: !3, line: 4, type: !15, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !17)
!15 = !DISubroutineType(types: !16)
!16 = !{!7, !7, !7}
!17 = !{}
!18 = !DILocalVariable(name: "z_", arg: 1, scope: !14, file: !3, line: 4, type: !7)
!19 = !DILocation(line: 4, column: 16, scope: !14)
!20 = !DILocalVariable(name: "d_", arg: 2, scope: !14, file: !3, line: 4, type: !7)
!21 = !DILocation(line: 4, column: 24, scope: !14)
!22 = !DILocation(line: 5, column: 7, scope: !14)
!23 = !DILocation(line: 5, column: 4, scope: !14)
!24 = !DILocation(line: 6, column: 7, scope: !14)
!25 = !DILocation(line: 6, column: 4, scope: !14)
!26 = !DILocation(line: 7, column: 9, scope: !14)
!27 = !DILocation(line: 7, column: 13, scope: !14)
!28 = !DILocation(line: 7, column: 11, scope: !14)
!29 = !DILocation(line: 7, column: 2, scope: !14)

bolt/test/X86/Inputs/dwarf5-df-dualcu-helper.s

  • This file was added.
# clang++ -g -gdwarf-5 -emit-llvm -S helper.cpp
# llc -O0 -mtriple=x86_64-unknown-linux-gnu helper.ll
# int z = 0;
# int d = 0;
#
# int helper(int z_, int d_) {
# z += z_;
# d += d_;
# return z * d;
# }
.text
.file "helper.cpp"
.file 0 "." "helper.cpp" md5 0xe635924a35b65444173d0c76a54b866f
.globl _Z6helperii # -- Begin function _Z6helperii
.p2align 4, 0x90
.type _Z6helperii,@function
_Z6helperii: # @_Z6helperii
.Lfunc_begin0:
.loc 0 4 0 # helper.cpp:4:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movl %edi, -4(%rbp)
movl %esi, -8(%rbp)
.Ltmp0:
.loc 0 5 7 prologue_end # helper.cpp:5:7
movl -4(%rbp), %eax
.loc 0 5 4 is_stmt 0 # helper.cpp:5:4
addl z, %eax
movl %eax, z
.loc 0 6 7 is_stmt 1 # helper.cpp:6:7
movl -8(%rbp), %eax
.loc 0 6 4 is_stmt 0 # helper.cpp:6:4
addl d, %eax
movl %eax, d
.loc 0 7 9 is_stmt 1 # helper.cpp:7:9
movl z, %eax
.loc 0 7 11 is_stmt 0 # helper.cpp:7:11
imull d, %eax
.loc 0 7 2 # helper.cpp:7:2
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _Z6helperii, .Lfunc_end0-_Z6helperii
.cfi_endproc
# -- End function
.type z,@object # @z
.bss
.globl z
.p2align 2
z:
.long 0 # 0x0
.size z, 4
.type d,@object # @d
.globl d
.p2align 2
d:
.long 0 # 0x0
.size d, 4
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 74 # DW_TAG_skeleton_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 114 # DW_AT_str_offsets_base
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 37 # DW_FORM_strx1
.ascii "\264B" # DW_AT_GNU_pubnames
.byte 25 # DW_FORM_flag_present
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 5 # DWARF version number
.byte 4 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
.quad -3815466543033299045
.byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
.byte 0 # DW_AT_comp_dir
# DW_AT_GNU_pubnames
.byte 1 # DW_AT_dwo_name
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 12 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "helper.dwo" # string offset=2
.section .debug_str_offsets,"",@progbits
.long .Lskel_string0
.long .Lskel_string1
.section .debug_str_offsets.dwo,"e",@progbits
.long 44 # Length of String Offsets Set
.short 5
.short 0
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "z" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "d" # string offset=6
.Linfo_string3:
.asciz "_Z6helperii" # string offset=8
.Linfo_string4:
.asciz "helper" # string offset=20
.Linfo_string5:
.asciz "z_" # string offset=27
.Linfo_string6:
.asciz "d_" # string offset=30
.Linfo_string7:
.asciz "clang version 15.0.0" # string offset=33
.Linfo_string8:
.asciz "helper.cpp" # string offset=54
.Linfo_string9:
.asciz "helper.dwo" # string offset=65
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 20
.long 27
.long 30
.long 33
.long 54
.long 65
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 5 # DWARF version number
.byte 5 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long 0 # Offset Into Abbrev. Section
.quad -3815466543033299045
.byte 1 # Abbrev [1] 0x14:0x48 DW_TAG_compile_unit
.byte 7 # DW_AT_producer
.short 33 # DW_AT_language
.byte 8 # DW_AT_name
.byte 9 # DW_AT_dwo_name
.byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x29:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 1
.byte 4 # Abbrev [4] 0x34:0x27 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 37 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x44:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 124
.byte 5 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 5 # Abbrev [5] 0x4f:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 37 # DW_FORM_strx1
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
.Ldebug_addr_start0:
.short 5 # DWARF version number
.byte 8 # Address size
.byte 0 # Segment selector size
.Laddr_table_base0:
.quad z
.quad d
.quad .Lfunc_begin0
.Ldebug_addr_end0:
.section .debug_gnu_pubnames,"",@progbits
.long .LpubNames_end0-.LpubNames_start0 # Length of Public Names Info
.LpubNames_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 52 # DIE offset
.byte 48 # Attributes: FUNCTION, EXTERNAL
.asciz "helper" # External Name
.long 41 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "d" # External Name
.long 26 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "z" # External Name
.long 0 # End Mark
.LpubNames_end0:
.section .debug_gnu_pubtypes,"",@progbits
.long .LpubTypes_end0-.LpubTypes_start0 # Length of Public Types Info
.LpubTypes_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 37 # DIE offset
.byte 144 # Attributes: TYPE, STATIC
.asciz "int" # External Name
.long 0 # End Mark
.LpubTypes_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-df-dualcu-loclist-helper.ll

  • This file was deleted.
; ModuleID = 'helper.cpp'
source_filename = "helper.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@z = dso_local local_unnamed_addr global i32 0, align 4, !dbg !0
@d = dso_local local_unnamed_addr global i32 0, align 4, !dbg !5
; Function Attrs: mustprogress nofree norecurse nosync nounwind willreturn uwtable
define dso_local noundef i32 @_Z6helperii(i32 noundef %z_, i32 noundef %d_) local_unnamed_addr #0 !dbg !13 {
entry:
call void @llvm.dbg.value(metadata i32 %z_, metadata !17, metadata !DIExpression()), !dbg !19
call void @llvm.dbg.value(metadata i32 %d_, metadata !18, metadata !DIExpression()), !dbg !19
%0 = load i32, i32* @z, align 4, !dbg !20, !tbaa !21
%add = add nsw i32 %0, %z_, !dbg !20
store i32 %add, i32* @z, align 4, !dbg !20, !tbaa !21
%1 = load i32, i32* @d, align 4, !dbg !25, !tbaa !21
%add1 = add nsw i32 %1, %d_, !dbg !25
store i32 %add1, i32* @d, align 4, !dbg !25, !tbaa !21
%mul = mul nsw i32 %add1, %add, !dbg !26
ret i32 %mul, !dbg !27
}
; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.value(metadata, metadata, metadata) #1
attributes #0 = { mustprogress nofree norecurse nosync nounwind willreturn uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind readnone speculatable willreturn }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11}
!llvm.ident = !{!12}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "z", scope: !2, file: !3, line: 1, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "helper.cpp", directory: ".", checksumkind: CSK_MD5, checksum: "e635924a35b65444173d0c76a54b866f")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "d", scope: !2, file: !3, line: 2, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 5}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{!"clang version 15.0.0"}
!13 = distinct !DISubprogram(name: "helper", linkageName: "_Z6helperii", scope: !3, file: !3, line: 4, type: !14, scopeLine: 4, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !16)
!14 = !DISubroutineType(types: !15)
!15 = !{!7, !7, !7}
!16 = !{!17, !18}
!17 = !DILocalVariable(name: "z_", arg: 1, scope: !13, file: !3, line: 4, type: !7)
!18 = !DILocalVariable(name: "d_", arg: 2, scope: !13, file: !3, line: 4, type: !7)
!19 = !DILocation(line: 0, scope: !13)
!20 = !DILocation(line: 5, column: 4, scope: !13)
!21 = !{!22, !22, i64 0}
!22 = !{!"int", !23, i64 0}
!23 = !{!"omnipotent char", !24, i64 0}
!24 = !{!"Simple C++ TBAA"}
!25 = !DILocation(line: 6, column: 4, scope: !13)
!26 = !DILocation(line: 7, column: 11, scope: !13)
!27 = !DILocation(line: 7, column: 2, scope: !13)

bolt/test/X86/Inputs/dwarf5-df-dualcu-loclist-helper.s

  • This file was added.
# clang++ -g -gdwarf-5 -emit-llvm -S helper.cpp
# llc -O2 -mtriple=x86_64-unknown-linux-gnu helper.ll
# int z = 0;
# int d = 0;
#
# int helper(int z_, int d_) {
# z += z_;
# d += d_;
# return z * d;
# }
.text
.file "helper.cpp"
.file 0 "." "helper.cpp" md5 0xe635924a35b65444173d0c76a54b866f
.globl _Z6helperii # -- Begin function _Z6helperii
.p2align 4, 0x90
.type _Z6helperii,@function
_Z6helperii: # @_Z6helperii
.Lfunc_begin0:
.loc 0 4 0 # helper.cpp:4:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: helper:z_ <- $edi
#DEBUG_VALUE: helper:d_ <- $esi
movl %esi, %eax
.Ltmp0:
.loc 0 5 4 prologue_end # helper.cpp:5:4
addl z(%rip), %edi
.Ltmp1:
#DEBUG_VALUE: helper:z_ <- [DW_OP_LLVM_entry_value 1] $edi
.loc 0 6 4 # helper.cpp:6:4
addl d(%rip), %eax
.loc 0 5 4 # helper.cpp:5:4
movl %edi, z(%rip)
.loc 0 6 4 # helper.cpp:6:4
movl %eax, d(%rip)
.loc 0 7 11 # helper.cpp:7:11
imull %edi, %eax
.loc 0 7 2 is_stmt 0 # helper.cpp:7:2
retq
.Ltmp2:
.Lfunc_end0:
.size _Z6helperii, .Lfunc_end0-_Z6helperii
.cfi_endproc
# -- End function
.type z,@object # @z
.bss
.globl z
.p2align 2
z:
.long 0 # 0x0
.size z, 4
.type d,@object # @d
.globl d
.p2align 2
d:
.long 0 # 0x0
.size d, 4
.section .debug_loclists.dwo,"e",@progbits
.long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length
.Ldebug_list_header_start0:
.short 5 # Version
.byte 8 # Address size
.byte 0 # Segment selector size
.long 1 # Offset entry count
.Lloclists_table_base0:
.long .Ldebug_loc0-.Lloclists_table_base0
.Ldebug_loc0:
.byte 1 # DW_LLE_base_addressx
.byte 2 # base address index
.byte 4 # DW_LLE_offset_pair
.uleb128 .Lfunc_begin0-.Lfunc_begin0 # starting offset
.uleb128 .Ltmp1-.Lfunc_begin0 # ending offset
.byte 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp1-.Lfunc_begin0 # starting offset
.uleb128 .Lfunc_end0-.Lfunc_begin0 # ending offset
.byte 4 # Loc expr size
.byte 163 # DW_OP_entry_value
.byte 1 # 1
.byte 85 # super-register DW_OP_reg5
.byte 159 # DW_OP_stack_value
.byte 0 # DW_LLE_end_of_list
.Ldebug_list_header_end0:
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 74 # DW_TAG_skeleton_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 114 # DW_AT_str_offsets_base
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 5 # DWARF version number
.byte 4 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
.quad 9211989493039430794
.byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
.byte 0 # DW_AT_comp_dir
.byte 1 # DW_AT_dwo_name
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 12 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "helper.dwo" # string offset=2
.section .debug_str_offsets,"",@progbits
.long .Lskel_string0
.long .Lskel_string1
.section .debug_str_offsets.dwo,"e",@progbits
.long 44 # Length of String Offsets Set
.short 5
.short 0
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "z" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "d" # string offset=6
.Linfo_string3:
.asciz "_Z6helperii" # string offset=8
.Linfo_string4:
.asciz "helper" # string offset=20
.Linfo_string5:
.asciz "z_" # string offset=27
.Linfo_string6:
.asciz "d_" # string offset=30
.Linfo_string7:
.asciz "clang version 15.0.0" # string offset=33
.Linfo_string8:
.asciz "helper.cpp" # string offset=54
.Linfo_string9:
.asciz "helper.dwo" # string offset=65
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 20
.long 27
.long 30
.long 33
.long 54
.long 65
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 5 # DWARF version number
.byte 5 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long 0 # Offset Into Abbrev. Section
.quad 9211989493039430794
.byte 1 # Abbrev [1] 0x14:0x45 DW_TAG_compile_unit
.byte 7 # DW_AT_producer
.short 33 # DW_AT_language
.byte 8 # DW_AT_name
.byte 9 # DW_AT_dwo_name
.byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x29:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 1
.byte 4 # Abbrev [4] 0x34:0x24 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
# DW_AT_call_all_calls
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 37 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x44:0x9 DW_TAG_formal_parameter
.byte 0 # DW_AT_location
.byte 5 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 6 # Abbrev [6] 0x4d:0xa DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 84
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 37 # DW_FORM_strx1
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 122 # DW_AT_call_all_calls
.byte 25 # DW_FORM_flag_present
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 34 # DW_FORM_loclistx
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
.Ldebug_addr_start0:
.short 5 # DWARF version number
.byte 8 # Address size
.byte 0 # Segment selector size
.Laddr_table_base0:
.quad z
.quad d
.quad .Lfunc_begin0
.Ldebug_addr_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-df-dualcu-loclist-main.ll

  • This file was deleted.
; ModuleID = 'main.cpp'
source_filename = "main.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@x = dso_local local_unnamed_addr global i32 0, align 4, !dbg !0
@y = dso_local local_unnamed_addr global i32 1, align 4, !dbg !5
; Function Attrs: argmemonly mustprogress nofree norecurse nosync nounwind willreturn uwtable
define dso_local void @_Z3usePiS_(i32* nocapture noundef %x, i32* nocapture noundef %y) local_unnamed_addr #0 !dbg !13 {
entry:
call void @llvm.dbg.value(metadata i32* %x, metadata !18, metadata !DIExpression()), !dbg !20
call void @llvm.dbg.value(metadata i32* %y, metadata !19, metadata !DIExpression()), !dbg !20
%0 = load i32, i32* %x, align 4, !dbg !21, !tbaa !22
%add = add nsw i32 %0, 4, !dbg !21
store i32 %add, i32* %x, align 4, !dbg !21, !tbaa !22
%1 = load i32, i32* %y, align 4, !dbg !26, !tbaa !22
%sub = add nsw i32 %1, -2, !dbg !26
store i32 %sub, i32* %y, align 4, !dbg !26, !tbaa !22
ret void, !dbg !27
}
; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main(i32 noundef %argc, i8** nocapture noundef readnone %argv) local_unnamed_addr #1 !dbg !28 {
entry:
call void @llvm.dbg.value(metadata i32 %argc, metadata !35, metadata !DIExpression()), !dbg !37
call void @llvm.dbg.value(metadata i8** %argv, metadata !36, metadata !DIExpression()), !dbg !37
call void @llvm.dbg.value(metadata i32* @x, metadata !18, metadata !DIExpression()), !dbg !38
call void @llvm.dbg.value(metadata i32* @y, metadata !19, metadata !DIExpression()), !dbg !38
%add.i = add nsw i32 %argc, 4, !dbg !40
store i32 %add.i, i32* @x, align 4, !dbg !40, !tbaa !22
%sub.i = add nsw i32 %argc, 1, !dbg !41
store i32 %sub.i, i32* @y, align 4, !dbg !41, !tbaa !22
%call = tail call noundef i32 @_Z6helperii(i32 noundef %add.i, i32 noundef %sub.i), !dbg !42
ret i32 %call, !dbg !43
}
declare !dbg !44 dso_local noundef i32 @_Z6helperii(i32 noundef, i32 noundef) local_unnamed_addr #2
; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.value(metadata, metadata, metadata) #3
attributes #0 = { argmemonly mustprogress nofree norecurse nosync nounwind willreturn uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { mustprogress norecurse uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { "frame-pointer"="none" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { nocallback nofree nosync nounwind readnone speculatable willreturn }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11}
!llvm.ident = !{!12}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 7, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "main.cpp", directory: ".", checksumkind: CSK_MD5, checksum: "1f627913a0daee879e00a3a51726f0ef")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "y", scope: !2, file: !3, line: 8, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 5}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{!"clang version 15.0.0"}
!13 = distinct !DISubprogram(name: "use", linkageName: "_Z3usePiS_", scope: !3, file: !3, line: 1, type: !14, scopeLine: 1, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !17)
!14 = !DISubroutineType(types: !15)
!15 = !{null, !16, !16}
!16 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64)
!17 = !{!18, !19}
!18 = !DILocalVariable(name: "x", arg: 1, scope: !13, file: !3, line: 1, type: !16)
!19 = !DILocalVariable(name: "y", arg: 2, scope: !13, file: !3, line: 1, type: !16)
!20 = !DILocation(line: 0, scope: !13)
!21 = !DILocation(line: 2, column: 4, scope: !13)
!22 = !{!23, !23, i64 0}
!23 = !{!"int", !24, i64 0}
!24 = !{!"omnipotent char", !25, i64 0}
!25 = !{!"Simple C++ TBAA"}
!26 = !DILocation(line: 3, column: 4, scope: !13)
!27 = !DILocation(line: 4, column: 1, scope: !13)
!28 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 9, type: !29, scopeLine: 9, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !34)
!29 = !DISubroutineType(types: !30)
!30 = !{!7, !7, !31}
!31 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !32, size: 64)
!32 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !33, size: 64)
!33 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!34 = !{!35, !36}
!35 = !DILocalVariable(name: "argc", arg: 1, scope: !28, file: !3, line: 9, type: !7)
!36 = !DILocalVariable(name: "argv", arg: 2, scope: !28, file: !3, line: 9, type: !31)
!37 = !DILocation(line: 0, scope: !28)
!38 = !DILocation(line: 0, scope: !13, inlinedAt: !39)
!39 = distinct !DILocation(line: 12, column: 4, scope: !28)
!40 = !DILocation(line: 2, column: 4, scope: !13, inlinedAt: !39)
!41 = !DILocation(line: 3, column: 4, scope: !13, inlinedAt: !39)
!42 = !DILocation(line: 13, column: 11, scope: !28)
!43 = !DILocation(line: 13, column: 4, scope: !28)
!44 = !DISubprogram(name: "helper", linkageName: "_Z6helperii", scope: !3, file: !3, line: 6, type: !45, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !47)
!45 = !DISubroutineType(types: !46)
!46 = !{!7, !7, !7}
!47 = !{}

bolt/test/X86/Inputs/dwarf5-df-dualcu-loclist-main.s

  • This file was added.
# clang++ -g -gdwarf-5 -emit-llvm -S main.cpp
# llc -O2 -mtriple=x86_64-unknown-linux-gnu main.ll
# void use(int * x, int * y) {
# *x += 4;
# *y -= 2;
# }
#
# int helper(int z_, int d_);
# int x = 0;
# int y = 1;
# int main(int argc, char *argv[]) {
# x = argc;
# y = argc + 3;
# use(&x, &y);
# return helper(x, y);
# }
.text
.file "main.cpp"
.file 0 "." "main.cpp" md5 0x1f627913a0daee879e00a3a51726f0ef
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.loc 0 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: use:x <- $rdi
#DEBUG_VALUE: use:y <- $rsi
.loc 0 2 4 prologue_end # main.cpp:2:4
addl $4, (%rdi)
.loc 0 3 4 # main.cpp:3:4
addl $-2, (%rsi)
.loc 0 4 1 # main.cpp:4:1
retq
.Ltmp0:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 0 9 0 # main.cpp:9:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: main:argc <- $edi
#DEBUG_VALUE: main:argv <- $rsi
# kill: def $edi killed $edi def $rdi
.loc 0 2 4 prologue_end # main.cpp:2:4
leal 4(%rdi), %eax
movl %eax, x(%rip)
.Ltmp1:
#DEBUG_VALUE: use:x <- undef
.loc 0 3 4 # main.cpp:3:4
leal 1(%rdi), %esi
.Ltmp2:
#DEBUG_VALUE: main:argv <- [DW_OP_LLVM_entry_value 1] $rsi
movl %esi, y(%rip)
.Ltmp3:
#DEBUG_VALUE: use:y <- undef
.loc 0 13 11 # main.cpp:13:11
movl %eax, %edi
.Ltmp4:
#DEBUG_VALUE: main:argc <- [DW_OP_LLVM_entry_value 1] $edi
jmp _Z6helperii # TAILCALL
.Ltmp5:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.type x,@object # @x
.bss
.globl x
.p2align 2
x:
.long 0 # 0x0
.size x, 4
.type y,@object # @y
.data
.globl y
.p2align 2
y:
.long 1 # 0x1
.size y, 4
.section .debug_loclists.dwo,"e",@progbits
.long .Ldebug_list_header_end0-.Ldebug_list_header_start0 # Length
.Ldebug_list_header_start0:
.short 5 # Version
.byte 8 # Address size
.byte 0 # Segment selector size
.long 2 # Offset entry count
.Lloclists_table_base0:
.long .Ldebug_loc0-.Lloclists_table_base0
.long .Ldebug_loc1-.Lloclists_table_base0
.Ldebug_loc0:
.byte 1 # DW_LLE_base_addressx
.byte 2 # base address index
.byte 4 # DW_LLE_offset_pair
.uleb128 .Lfunc_begin1-.Lfunc_begin0 # starting offset
.uleb128 .Ltmp4-.Lfunc_begin0 # ending offset
.byte 1 # Loc expr size
.byte 85 # super-register DW_OP_reg5
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp4-.Lfunc_begin0 # starting offset
.uleb128 .Lfunc_end1-.Lfunc_begin0 # ending offset
.byte 4 # Loc expr size
.byte 163 # DW_OP_entry_value
.byte 1 # 1
.byte 85 # super-register DW_OP_reg5
.byte 159 # DW_OP_stack_value
.byte 0 # DW_LLE_end_of_list
.Ldebug_loc1:
.byte 1 # DW_LLE_base_addressx
.byte 2 # base address index
.byte 4 # DW_LLE_offset_pair
.uleb128 .Lfunc_begin1-.Lfunc_begin0 # starting offset
.uleb128 .Ltmp2-.Lfunc_begin0 # ending offset
.byte 1 # Loc expr size
.byte 84 # DW_OP_reg4
.byte 4 # DW_LLE_offset_pair
.uleb128 .Ltmp2-.Lfunc_begin0 # starting offset
.uleb128 .Lfunc_end1-.Lfunc_begin0 # ending offset
.byte 4 # Loc expr size
.byte 163 # DW_OP_entry_value
.byte 1 # 1
.byte 84 # DW_OP_reg4
.byte 159 # DW_OP_stack_value
.byte 0 # DW_LLE_end_of_list
.Ldebug_list_header_end0:
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 74 # DW_TAG_skeleton_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 114 # DW_AT_str_offsets_base
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 5 # DWARF version number
.byte 4 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
.quad 4593992475441569756
.byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
.byte 0 # DW_AT_comp_dir
.byte 1 # DW_AT_dwo_name
.byte 2 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 12 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "main.dwo" # string offset=2
.section .debug_str_offsets,"",@progbits
.long .Lskel_string0
.long .Lskel_string1
.section .debug_str_offsets.dwo,"e",@progbits
.long 60 # Length of String Offsets Set
.short 5
.short 0
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "x" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "y" # string offset=6
.Linfo_string3:
.asciz "_Z3usePiS_" # string offset=8
.Linfo_string4:
.asciz "use" # string offset=19
.Linfo_string5:
.asciz "_Z6helperii" # string offset=23
.Linfo_string6:
.asciz "helper" # string offset=35
.Linfo_string7:
.asciz "main" # string offset=42
.Linfo_string8:
.asciz "argc" # string offset=47
.Linfo_string9:
.asciz "argv" # string offset=52
.Linfo_string10:
.asciz "char" # string offset=57
.Linfo_string11:
.asciz "clang version 15.0.0" # string offset=62
.Linfo_string12:
.asciz "main.cpp" # string offset=83
.Linfo_string13:
.asciz "main.dwo" # string offset=92
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 19
.long 23
.long 35
.long 42
.long 47
.long 52
.long 57
.long 62
.long 83
.long 92
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 5 # DWARF version number
.byte 5 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long 0 # Offset Into Abbrev. Section
.quad 4593992475441569756
.byte 1 # Abbrev [1] 0x14:0xae DW_TAG_compile_unit
.byte 11 # DW_AT_producer
.short 33 # DW_AT_language
.byte 12 # DW_AT_name
.byte 13 # DW_AT_dwo_name
.byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x29:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 1
.byte 4 # Abbrev [4] 0x34:0x1b DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
# DW_AT_call_all_calls
.long 79 # DW_AT_abstract_origin
.byte 5 # Abbrev [5] 0x40:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.long 84 # DW_AT_abstract_origin
.byte 5 # Abbrev [5] 0x47:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 84
.long 92 # DW_AT_abstract_origin
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x4f:0x16 DW_TAG_subprogram
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
# DW_AT_external
# DW_AT_inline
.byte 7 # Abbrev [7] 0x54:0x8 DW_TAG_formal_parameter
.byte 0 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 101 # DW_AT_type
.byte 7 # Abbrev [7] 0x5c:0x8 DW_TAG_formal_parameter
.byte 2 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 101 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 8 # Abbrev [8] 0x65:0x5 DW_TAG_pointer_type
.long 37 # DW_AT_type
.byte 9 # Abbrev [9] 0x6a:0x35 DW_TAG_subprogram
.byte 3 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
# DW_AT_call_all_calls
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 37 # DW_AT_type
# DW_AT_external
.byte 10 # Abbrev [10] 0x79:0x9 DW_TAG_formal_parameter
.byte 0 # DW_AT_location
.byte 8 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 10 # Abbrev [10] 0x82:0x9 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 9 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 179 # DW_AT_type
.byte 11 # Abbrev [11] 0x8b:0xd DW_TAG_inlined_subroutine
.long 79 # DW_AT_abstract_origin
.byte 3 # DW_AT_low_pc
.long .Ltmp3-.Lfunc_begin1 # DW_AT_high_pc
.byte 0 # DW_AT_call_file
.byte 12 # DW_AT_call_line
.byte 4 # DW_AT_call_column
.byte 12 # Abbrev [12] 0x98:0x6 DW_TAG_call_site
.long 159 # DW_AT_call_origin
# DW_AT_call_tail_call
.byte 4 # DW_AT_call_pc
.byte 0 # End Of Children Mark
.byte 13 # Abbrev [13] 0x9f:0x14 DW_TAG_subprogram
.byte 5 # DW_AT_linkage_name
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.long 37 # DW_AT_type
# DW_AT_declaration
# DW_AT_external
.byte 14 # Abbrev [14] 0xa8:0x5 DW_TAG_formal_parameter
.long 37 # DW_AT_type
.byte 14 # Abbrev [14] 0xad:0x5 DW_TAG_formal_parameter
.long 37 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 8 # Abbrev [8] 0xb3:0x5 DW_TAG_pointer_type
.long 184 # DW_AT_type
.byte 8 # Abbrev [8] 0xb8:0x5 DW_TAG_pointer_type
.long 189 # DW_AT_type
.byte 3 # Abbrev [3] 0xbd:0x4 DW_TAG_base_type
.byte 10 # DW_AT_name
.byte 6 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 37 # DW_FORM_strx1
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 122 # DW_AT_call_all_calls
.byte 25 # DW_FORM_flag_present
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 32 # DW_AT_inline
.byte 33 # DW_FORM_implicit_const
.byte 1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 7 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 8 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 9 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 122 # DW_AT_call_all_calls
.byte 25 # DW_FORM_flag_present
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 10 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 34 # DW_FORM_loclistx
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 11 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 88 # DW_AT_call_file
.byte 11 # DW_FORM_data1
.byte 89 # DW_AT_call_line
.byte 11 # DW_FORM_data1
.byte 87 # DW_AT_call_column
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 12 # Abbreviation Code
.byte 72 # DW_TAG_call_site
.byte 0 # DW_CHILDREN_no
.byte 127 # DW_AT_call_origin
.byte 19 # DW_FORM_ref4
.ascii "\202\001" # DW_AT_call_tail_call
.byte 25 # DW_FORM_flag_present
.ascii "\201\001" # DW_AT_call_pc
.byte 27 # DW_FORM_addrx
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 13 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 60 # DW_AT_declaration
.byte 25 # DW_FORM_flag_present
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 14 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
.Ldebug_addr_start0:
.short 5 # DWARF version number
.byte 8 # Address size
.byte 0 # Segment selector size
.Laddr_table_base0:
.quad x
.quad y
.quad .Lfunc_begin0
.quad .Lfunc_begin1
.quad .Ltmp4
.Ldebug_addr_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-df-dualcu-main.ll

  • This file was deleted.
; clang++ -g -gdwarf-5 -emit-llvm -S main.cpp
; void use(int * x, int * y) {
; *x += 4;
; *y -= 2;
; }
;
; int helper(int z_, int d_);
; int x = 0;
; int y = 1;
; int main(int argc, char *argv[]) {
; x = argc;
; y = argc + 3;
; use(&x, &y);
; return helper(x, y);
; }
; ModuleID = 'main.cpp'
source_filename = "main.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@x = dso_local global i32 0, align 4, !dbg !0
@y = dso_local global i32 1, align 4, !dbg !5
; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local void @_Z3usePiS_(i32* noundef %x, i32* noundef %y) #0 !dbg !14 {
entry:
%x.addr = alloca i32*, align 8
%y.addr = alloca i32*, align 8
store i32* %x, i32** %x.addr, align 8
call void @llvm.dbg.declare(metadata i32** %x.addr, metadata !19, metadata !DIExpression()), !dbg !20
store i32* %y, i32** %y.addr, align 8
call void @llvm.dbg.declare(metadata i32** %y.addr, metadata !21, metadata !DIExpression()), !dbg !22
%0 = load i32*, i32** %x.addr, align 8, !dbg !23
%1 = load i32, i32* %0, align 4, !dbg !24
%add = add nsw i32 %1, 4, !dbg !24
store i32 %add, i32* %0, align 4, !dbg !24
%2 = load i32*, i32** %y.addr, align 8, !dbg !25
%3 = load i32, i32* %2, align 4, !dbg !26
%sub = sub nsw i32 %3, 2, !dbg !26
store i32 %sub, i32* %2, align 4, !dbg !26
ret void, !dbg !27
}
; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: mustprogress noinline norecurse optnone uwtable
define dso_local noundef i32 @main(i32 noundef %argc, i8** noundef %argv) #2 !dbg !28 {
entry:
%retval = alloca i32, align 4
%argc.addr = alloca i32, align 4
%argv.addr = alloca i8**, align 8
store i32 0, i32* %retval, align 4
store i32 %argc, i32* %argc.addr, align 4
call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !34, metadata !DIExpression()), !dbg !35
store i8** %argv, i8*** %argv.addr, align 8
call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !36, metadata !DIExpression()), !dbg !37
%0 = load i32, i32* %argc.addr, align 4, !dbg !38
store i32 %0, i32* @x, align 4, !dbg !39
%1 = load i32, i32* %argc.addr, align 4, !dbg !40
%add = add nsw i32 %1, 3, !dbg !41
store i32 %add, i32* @y, align 4, !dbg !42
call void @_Z3usePiS_(i32* noundef @x, i32* noundef @y), !dbg !43
%2 = load i32, i32* @x, align 4, !dbg !44
%3 = load i32, i32* @y, align 4, !dbg !45
%call = call noundef i32 @_Z6helperii(i32 noundef %2, i32 noundef %3), !dbg !46
ret i32 %call, !dbg !47
}
declare dso_local noundef i32 @_Z6helperii(i32 noundef, i32 noundef) #3
attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
attributes #2 = { mustprogress noinline norecurse optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 7, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: false, runtimeVersion: 0, splitDebugFilename: "main.dwo", emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: GNU)
!3 = !DIFile(filename: "main.cpp", directory: ".", checksumkind: CSK_MD5, checksum: "1f627913a0daee879e00a3a51726f0ef")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "y", scope: !2, file: !3, line: 8, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 5}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{i32 7, !"frame-pointer", i32 2}
!13 = !{!"clang version 15.0.0"}
!14 = distinct !DISubprogram(name: "use", linkageName: "_Z3usePiS_", scope: !3, file: !3, line: 1, type: !15, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!15 = !DISubroutineType(types: !16)
!16 = !{null, !17, !17}
!17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64)
!18 = !{}
!19 = !DILocalVariable(name: "x", arg: 1, scope: !14, file: !3, line: 1, type: !17)
!20 = !DILocation(line: 1, column: 16, scope: !14)
!21 = !DILocalVariable(name: "y", arg: 2, scope: !14, file: !3, line: 1, type: !17)
!22 = !DILocation(line: 1, column: 25, scope: !14)
!23 = !DILocation(line: 2, column: 2, scope: !14)
!24 = !DILocation(line: 2, column: 4, scope: !14)
!25 = !DILocation(line: 3, column: 2, scope: !14)
!26 = !DILocation(line: 3, column: 4, scope: !14)
!27 = !DILocation(line: 4, column: 1, scope: !14)
!28 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 9, type: !29, scopeLine: 9, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!29 = !DISubroutineType(types: !30)
!30 = !{!7, !7, !31}
!31 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !32, size: 64)
!32 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !33, size: 64)
!33 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!34 = !DILocalVariable(name: "argc", arg: 1, scope: !28, file: !3, line: 9, type: !7)
!35 = !DILocation(line: 9, column: 15, scope: !28)
!36 = !DILocalVariable(name: "argv", arg: 2, scope: !28, file: !3, line: 9, type: !31)
!37 = !DILocation(line: 9, column: 27, scope: !28)
!38 = !DILocation(line: 10, column: 8, scope: !28)
!39 = !DILocation(line: 10, column: 6, scope: !28)
!40 = !DILocation(line: 11, column: 8, scope: !28)
!41 = !DILocation(line: 11, column: 13, scope: !28)
!42 = !DILocation(line: 11, column: 6, scope: !28)
!43 = !DILocation(line: 12, column: 4, scope: !28)
!44 = !DILocation(line: 13, column: 18, scope: !28)
!45 = !DILocation(line: 13, column: 21, scope: !28)
!46 = !DILocation(line: 13, column: 11, scope: !28)
!47 = !DILocation(line: 13, column: 4, scope: !28)

bolt/test/X86/Inputs/dwarf5-df-dualcu-main.s

  • This file was added.
# clang++ -g -gdwarf-5 -emit-llvm -S main.cpp
# llc -O0 -mtriple=x86_64-unknown-linux-gnu main.ll
# void use(int * x, int * y) {
# *x += 4;
# *y -= 2;
# }
#
# int helper(int z_, int d_);
# int x = 0;
# int y = 1;
# int main(int argc, char *argv[]) {
# x = argc;
# y = argc + 3;
# use(&x, &y);
# return helper(x, y);
# }
.text
.file "main.cpp"
.file 0 "." "main.cpp" md5 0x1f627913a0daee879e00a3a51726f0ef
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.loc 0 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movq %rdi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp0:
.loc 0 2 2 prologue_end # main.cpp:2:2
movq -8(%rbp), %rax
.loc 0 2 4 is_stmt 0 # main.cpp:2:4
movl (%rax), %ecx
addl $4, %ecx
movl %ecx, (%rax)
.loc 0 3 2 is_stmt 1 # main.cpp:3:2
movq -16(%rbp), %rax
.loc 0 3 4 is_stmt 0 # main.cpp:3:4
movl (%rax), %ecx
subl $2, %ecx
movl %ecx, (%rax)
.loc 0 4 1 is_stmt 1 # main.cpp:4:1
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 0 9 0 # main.cpp:9:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
subq $16, %rsp
movl $0, -4(%rbp)
movl %edi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp2:
.loc 0 10 8 prologue_end # main.cpp:10:8
movl -8(%rbp), %eax
.loc 0 10 6 is_stmt 0 # main.cpp:10:6
movl %eax, x
.loc 0 11 8 is_stmt 1 # main.cpp:11:8
movl -8(%rbp), %eax
.loc 0 11 13 is_stmt 0 # main.cpp:11:13
addl $3, %eax
.loc 0 11 6 # main.cpp:11:6
movl %eax, y
.loc 0 12 4 is_stmt 1 # main.cpp:12:4
movabsq $x, %rdi
movabsq $y, %rsi
callq _Z3usePiS_
.loc 0 13 18 # main.cpp:13:18
movl x, %edi
.loc 0 13 21 is_stmt 0 # main.cpp:13:21
movl y, %esi
.loc 0 13 11 # main.cpp:13:11
callq _Z6helperii
.loc 0 13 4 # main.cpp:13:4
addq $16, %rsp
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp3:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.type x,@object # @x
.bss
.globl x
.p2align 2
x:
.long 0 # 0x0
.size x, 4
.type y,@object # @y
.data
.globl y
.p2align 2
y:
.long 1 # 0x1
.size y, 4
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 74 # DW_TAG_skeleton_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 114 # DW_AT_str_offsets_base
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 37 # DW_FORM_strx1
.ascii "\264B" # DW_AT_GNU_pubnames
.byte 25 # DW_FORM_flag_present
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 5 # DWARF version number
.byte 4 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
.quad 2452897014735893912
.byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
.byte 0 # DW_AT_comp_dir
# DW_AT_GNU_pubnames
.byte 1 # DW_AT_dwo_name
.byte 2 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 12 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "main.dwo" # string offset=2
.section .debug_str_offsets,"",@progbits
.long .Lskel_string0
.long .Lskel_string1
.section .debug_str_offsets.dwo,"e",@progbits
.long 52 # Length of String Offsets Set
.short 5
.short 0
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "x" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "y" # string offset=6
.Linfo_string3:
.asciz "_Z3usePiS_" # string offset=8
.Linfo_string4:
.asciz "use" # string offset=19
.Linfo_string5:
.asciz "main" # string offset=23
.Linfo_string6:
.asciz "argc" # string offset=28
.Linfo_string7:
.asciz "argv" # string offset=33
.Linfo_string8:
.asciz "char" # string offset=38
.Linfo_string9:
.asciz "clang version 15.0.0" # string offset=43
.Linfo_string10:
.asciz "main.cpp" # string offset=64
.Linfo_string11:
.asciz "main.dwo" # string offset=73
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 19
.long 23
.long 28
.long 33
.long 38
.long 43
.long 64
.long 73
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 5 # DWARF version number
.byte 5 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long 0 # Offset Into Abbrev. Section
.quad 2452897014735893912
.byte 1 # Abbrev [1] 0x14:0x7d DW_TAG_compile_unit
.byte 9 # DW_AT_producer
.short 33 # DW_AT_language
.byte 10 # DW_AT_name
.byte 11 # DW_AT_dwo_name
.byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x29:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 1
.byte 4 # Abbrev [4] 0x34:0x23 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
# DW_AT_external
.byte 5 # Abbrev [5] 0x40:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 0 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 125 # DW_AT_type
.byte 5 # Abbrev [5] 0x4b:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 2 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 125 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x57:0x26 DW_TAG_subprogram
.byte 3 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 5 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 37 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x66:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 5 # Abbrev [5] 0x71:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 130 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 7 # Abbrev [7] 0x7d:0x5 DW_TAG_pointer_type
.long 37 # DW_AT_type
.byte 7 # Abbrev [7] 0x82:0x5 DW_TAG_pointer_type
.long 135 # DW_AT_type
.byte 7 # Abbrev [7] 0x87:0x5 DW_TAG_pointer_type
.long 140 # DW_AT_type
.byte 3 # Abbrev [3] 0x8c:0x4 DW_TAG_base_type
.byte 8 # DW_AT_name
.byte 6 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 37 # DW_FORM_strx1
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 7 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
.Ldebug_addr_start0:
.short 5 # DWARF version number
.byte 8 # Address size
.byte 0 # Segment selector size
.Laddr_table_base0:
.quad x
.quad y
.quad .Lfunc_begin0
.quad .Lfunc_begin1
.Ldebug_addr_end0:
.section .debug_gnu_pubnames,"",@progbits
.long .LpubNames_end0-.LpubNames_start0 # Length of Public Names Info
.LpubNames_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 87 # DIE offset
.byte 48 # Attributes: FUNCTION, EXTERNAL
.asciz "main" # External Name
.long 26 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "x" # External Name
.long 41 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "y" # External Name
.long 52 # DIE offset
.byte 48 # Attributes: FUNCTION, EXTERNAL
.asciz "use" # External Name
.long 0 # End Mark
.LpubNames_end0:
.section .debug_gnu_pubtypes,"",@progbits
.long .LpubTypes_end0-.LpubTypes_start0 # Length of Public Types Info
.LpubTypes_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 37 # DIE offset
.byte 144 # Attributes: TYPE, STATIC
.asciz "int" # External Name
.long 140 # DIE offset
.byte 144 # Attributes: TYPE, STATIC
.asciz "char" # External Name
.long 0 # End Mark
.LpubTypes_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-df-mono-helper.ll

  • This file was deleted.
; clang++ -g -gdwarf-5 -emit-llvm -S helper.cpp
; int z = 0;
; int d = 0;
;
; int helper(int z_, int d_) {
; z += z_;
; d += d_;
; return z * d;
; }
; ModuleID = 'helper.cpp'
source_filename = "helper.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@z = dso_local global i32 0, align 4, !dbg !0
@d = dso_local global i32 0, align 4, !dbg !5
; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local noundef i32 @_Z6helperii(i32 noundef %z_, i32 noundef %d_) #0 !dbg !14 {
entry:
%z_.addr = alloca i32, align 4
%d_.addr = alloca i32, align 4
store i32 %z_, i32* %z_.addr, align 4
call void @llvm.dbg.declare(metadata i32* %z_.addr, metadata !18, metadata !DIExpression()), !dbg !19
store i32 %d_, i32* %d_.addr, align 4
call void @llvm.dbg.declare(metadata i32* %d_.addr, metadata !20, metadata !DIExpression()), !dbg !21
%0 = load i32, i32* %z_.addr, align 4, !dbg !22
%1 = load i32, i32* @z, align 4, !dbg !23
%add = add nsw i32 %1, %0, !dbg !23
store i32 %add, i32* @z, align 4, !dbg !23
%2 = load i32, i32* %d_.addr, align 4, !dbg !24
%3 = load i32, i32* @d, align 4, !dbg !25
%add1 = add nsw i32 %3, %2, !dbg !25
store i32 %add1, i32* @d, align 4, !dbg !25
%4 = load i32, i32* @z, align 4, !dbg !26
%5 = load i32, i32* @d, align 4, !dbg !27
%mul = mul nsw i32 %4, %5, !dbg !28
ret i32 %mul, !dbg !29
}
; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind readnone speculatable willreturn }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "z", scope: !2, file: !3, line: 1, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "helper.cpp", directory: ".", checksumkind: CSK_MD5, checksum: "e635924a35b65444173d0c76a54b866f")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "d", scope: !2, file: !3, line: 2, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 5}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{i32 7, !"frame-pointer", i32 2}
!13 = !{!"clang version 15.0.0"}
!14 = distinct !DISubprogram(name: "helper", linkageName: "_Z6helperii", scope: !3, file: !3, line: 4, type: !15, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !17)
!15 = !DISubroutineType(types: !16)
!16 = !{!7, !7, !7}
!17 = !{}
!18 = !DILocalVariable(name: "z_", arg: 1, scope: !14, file: !3, line: 4, type: !7)
!19 = !DILocation(line: 4, column: 16, scope: !14)
!20 = !DILocalVariable(name: "d_", arg: 2, scope: !14, file: !3, line: 4, type: !7)
!21 = !DILocation(line: 4, column: 24, scope: !14)
!22 = !DILocation(line: 5, column: 7, scope: !14)
!23 = !DILocation(line: 5, column: 4, scope: !14)
!24 = !DILocation(line: 6, column: 7, scope: !14)
!25 = !DILocation(line: 6, column: 4, scope: !14)
!26 = !DILocation(line: 7, column: 9, scope: !14)
!27 = !DILocation(line: 7, column: 13, scope: !14)
!28 = !DILocation(line: 7, column: 11, scope: !14)
!29 = !DILocation(line: 7, column: 2, scope: !14)

bolt/test/X86/Inputs/dwarf5-df-mono-helper.s

  • This file was added.
# clang++ -g -gdwarf-5 -emit-llvm -S helper.cpp
# llc -O0 -mtriple=x86_64-unknown-linux-gnu helper.ll
# int z = 0;
# int d = 0;
#
# int helper(int z_, int d_) {
# z += z_;
# d += d_;
# return z * d;
# }
.text
.file "helper.cpp"
.file 0 "." "helper.cpp" md5 0xe635924a35b65444173d0c76a54b866f
.globl _Z6helperii # -- Begin function _Z6helperii
.p2align 4, 0x90
.type _Z6helperii,@function
_Z6helperii: # @_Z6helperii
.Lfunc_begin0:
.loc 0 4 0 # helper.cpp:4:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movl %edi, -4(%rbp)
movl %esi, -8(%rbp)
.Ltmp0:
.loc 0 5 7 prologue_end # helper.cpp:5:7
movl -4(%rbp), %eax
.loc 0 5 4 is_stmt 0 # helper.cpp:5:4
addl z, %eax
movl %eax, z
.loc 0 6 7 is_stmt 1 # helper.cpp:6:7
movl -8(%rbp), %eax
.loc 0 6 4 is_stmt 0 # helper.cpp:6:4
addl d, %eax
movl %eax, d
.loc 0 7 9 is_stmt 1 # helper.cpp:7:9
movl z, %eax
.loc 0 7 11 is_stmt 0 # helper.cpp:7:11
imull d, %eax
.loc 0 7 2 # helper.cpp:7:2
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _Z6helperii, .Lfunc_end0-_Z6helperii
.cfi_endproc
# -- End function
.type z,@object # @z
.bss
.globl z
.p2align 2
z:
.long 0 # 0x0
.size z, 4
.type d,@object # @d
.globl d
.p2align 2
d:
.long 0 # 0x0
.size d, 4
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 37 # DW_FORM_strx1
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 114 # DW_AT_str_offsets_base
.byte 23 # DW_FORM_sec_offset
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 37 # DW_FORM_strx1
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 5 # DWARF version number
.byte 1 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 1 # Abbrev [1] 0xc:0x59 DW_TAG_compile_unit
.byte 0 # DW_AT_producer
.short 33 # DW_AT_language
.byte 1 # DW_AT_name
.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
.long .Lline_table_start0 # DW_AT_stmt_list
.byte 2 # DW_AT_comp_dir
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.byte 2 # Abbrev [2] 0x23:0xb DW_TAG_variable
.byte 3 # DW_AT_name
.long 46 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x2e:0x4 DW_TAG_base_type
.byte 4 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x32:0xb DW_TAG_variable
.byte 5 # DW_AT_name
.long 46 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 2 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 1
.byte 4 # Abbrev [4] 0x3d:0x27 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 6 # DW_AT_linkage_name
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 46 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x4d:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 124
.byte 8 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 46 # DW_AT_type
.byte 5 # Abbrev [5] 0x58:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 9 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 4 # DW_AT_decl_line
.long 46 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 0 # End Of Children Mark
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 44 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 15.0.0" # string offset=0
.Linfo_string1:
.asciz "helper.cpp" # string offset=21
.Linfo_string2:
.asciz "." # string offset=32
.Linfo_string3:
.asciz "z" # string offset=34
.Linfo_string4:
.asciz "int" # string offset=36
.Linfo_string5:
.asciz "d" # string offset=40
.Linfo_string6:
.asciz "_Z6helperii" # string offset=42
.Linfo_string7:
.asciz "helper" # string offset=54
.Linfo_string8:
.asciz "z_" # string offset=61
.Linfo_string9:
.asciz "d_" # string offset=64
.section .debug_str_offsets,"",@progbits
.long .Linfo_string0
.long .Linfo_string1
.long .Linfo_string2
.long .Linfo_string3
.long .Linfo_string4
.long .Linfo_string5
.long .Linfo_string6
.long .Linfo_string7
.long .Linfo_string8
.long .Linfo_string9
.section .debug_addr,"",@progbits
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
.Ldebug_addr_start0:
.short 5 # DWARF version number
.byte 8 # Address size
.byte 0 # Segment selector size
.Laddr_table_base0:
.quad z
.quad d
.quad .Lfunc_begin0
.Ldebug_addr_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-df-mono-main.ll

  • This file was deleted.
; clang++ -g -gdwarf-5 -gsplit-dwarf=split -emit-llvm -S main.cpp
; void use(int * x, int * y) {
; *x += 4;
; *y -= 2;
; }
;
; int helper(int z_, int d_);
; int x = 0;
; int y = 1;
; int main(int argc, char *argv[]) {
; x = argc;
; y = argc + 3;
; use(&x, &y);
; return helper(x, y);
; }
; ModuleID = 'main.cpp'
source_filename = "main.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@x = dso_local global i32 0, align 4, !dbg !0
@y = dso_local global i32 1, align 4, !dbg !5
; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local void @_Z3usePiS_(i32* noundef %x, i32* noundef %y) #0 !dbg !14 {
entry:
%x.addr = alloca i32*, align 8
%y.addr = alloca i32*, align 8
store i32* %x, i32** %x.addr, align 8
call void @llvm.dbg.declare(metadata i32** %x.addr, metadata !19, metadata !DIExpression()), !dbg !20
store i32* %y, i32** %y.addr, align 8
call void @llvm.dbg.declare(metadata i32** %y.addr, metadata !21, metadata !DIExpression()), !dbg !22
%0 = load i32*, i32** %x.addr, align 8, !dbg !23
%1 = load i32, i32* %0, align 4, !dbg !24
%add = add nsw i32 %1, 4, !dbg !24
store i32 %add, i32* %0, align 4, !dbg !24
%2 = load i32*, i32** %y.addr, align 8, !dbg !25
%3 = load i32, i32* %2, align 4, !dbg !26
%sub = sub nsw i32 %3, 2, !dbg !26
store i32 %sub, i32* %2, align 4, !dbg !26
ret void, !dbg !27
}
; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: mustprogress noinline norecurse optnone uwtable
define dso_local noundef i32 @main(i32 noundef %argc, i8** noundef %argv) #2 !dbg !28 {
entry:
%retval = alloca i32, align 4
%argc.addr = alloca i32, align 4
%argv.addr = alloca i8**, align 8
store i32 0, i32* %retval, align 4
store i32 %argc, i32* %argc.addr, align 4
call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !34, metadata !DIExpression()), !dbg !35
store i8** %argv, i8*** %argv.addr, align 8
call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !36, metadata !DIExpression()), !dbg !37
%0 = load i32, i32* %argc.addr, align 4, !dbg !38
store i32 %0, i32* @x, align 4, !dbg !39
%1 = load i32, i32* %argc.addr, align 4, !dbg !40
%add = add nsw i32 %1, 3, !dbg !41
store i32 %add, i32* @y, align 4, !dbg !42
call void @_Z3usePiS_(i32* noundef @x, i32* noundef @y), !dbg !43
%2 = load i32, i32* @x, align 4, !dbg !44
%3 = load i32, i32* @y, align 4, !dbg !45
%call = call noundef i32 @_Z6helperii(i32 noundef %2, i32 noundef %3), !dbg !46
ret i32 %call, !dbg !47
}
declare dso_local noundef i32 @_Z6helperii(i32 noundef, i32 noundef) #3
attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nocallback nofree nosync nounwind readnone speculatable willreturn }
attributes #2 = { mustprogress noinline norecurse optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { "frame-pointer"="all" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 7, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: false, runtimeVersion: 0, splitDebugFilename: "main.dwo", emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: GNU)
!3 = !DIFile(filename: "main.cpp", directory: ".", checksumkind: CSK_MD5, checksum: "1f627913a0daee879e00a3a51726f0ef")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "y", scope: !2, file: !3, line: 8, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 5}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{i32 7, !"frame-pointer", i32 2}
!13 = !{!"clang version 15.0.0"}
!14 = distinct !DISubprogram(name: "use", linkageName: "_Z3usePiS_", scope: !3, file: !3, line: 1, type: !15, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!15 = !DISubroutineType(types: !16)
!16 = !{null, !17, !17}
!17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64)
!18 = !{}
!19 = !DILocalVariable(name: "x", arg: 1, scope: !14, file: !3, line: 1, type: !17)
!20 = !DILocation(line: 1, column: 16, scope: !14)
!21 = !DILocalVariable(name: "y", arg: 2, scope: !14, file: !3, line: 1, type: !17)
!22 = !DILocation(line: 1, column: 25, scope: !14)
!23 = !DILocation(line: 2, column: 2, scope: !14)
!24 = !DILocation(line: 2, column: 4, scope: !14)
!25 = !DILocation(line: 3, column: 2, scope: !14)
!26 = !DILocation(line: 3, column: 4, scope: !14)
!27 = !DILocation(line: 4, column: 1, scope: !14)
!28 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 9, type: !29, scopeLine: 9, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!29 = !DISubroutineType(types: !30)
!30 = !{!7, !7, !31}
!31 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !32, size: 64)
!32 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !33, size: 64)
!33 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!34 = !DILocalVariable(name: "argc", arg: 1, scope: !28, file: !3, line: 9, type: !7)
!35 = !DILocation(line: 9, column: 15, scope: !28)
!36 = !DILocalVariable(name: "argv", arg: 2, scope: !28, file: !3, line: 9, type: !31)
!37 = !DILocation(line: 9, column: 27, scope: !28)
!38 = !DILocation(line: 10, column: 8, scope: !28)
!39 = !DILocation(line: 10, column: 6, scope: !28)
!40 = !DILocation(line: 11, column: 8, scope: !28)
!41 = !DILocation(line: 11, column: 13, scope: !28)
!42 = !DILocation(line: 11, column: 6, scope: !28)
!43 = !DILocation(line: 12, column: 4, scope: !28)
!44 = !DILocation(line: 13, column: 18, scope: !28)
!45 = !DILocation(line: 13, column: 21, scope: !28)
!46 = !DILocation(line: 13, column: 11, scope: !28)
!47 = !DILocation(line: 13, column: 4, scope: !28)

bolt/test/X86/Inputs/dwarf5-df-mono-main.s

  • This file was added.
# clang++ -g -gdwarf-5 -gsplit-dwarf=split -emit-llvm -S main.cpp
# llc -O0 -mtriple=x86_64-unknown-linux-gnu main.ll
# void use(int * x, int * y) {
# *x += 4;
# *y -= 2;
# }
#
# int helper(int z_, int d_);
# int x = 0;
# int y = 1;
# int main(int argc, char *argv[]) {
# x = argc;
# y = argc + 3;
# use(&x, &y);
# return helper(x, y);
# }
.text
.file "main.cpp"
.file 0 "." "main.cpp" md5 0x1f627913a0daee879e00a3a51726f0ef
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.loc 0 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movq %rdi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp0:
.loc 0 2 2 prologue_end # main.cpp:2:2
movq -8(%rbp), %rax
.loc 0 2 4 is_stmt 0 # main.cpp:2:4
movl (%rax), %ecx
addl $4, %ecx
movl %ecx, (%rax)
.loc 0 3 2 is_stmt 1 # main.cpp:3:2
movq -16(%rbp), %rax
.loc 0 3 4 is_stmt 0 # main.cpp:3:4
movl (%rax), %ecx
subl $2, %ecx
movl %ecx, (%rax)
.loc 0 4 1 is_stmt 1 # main.cpp:4:1
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 0 9 0 # main.cpp:9:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
subq $16, %rsp
movl $0, -4(%rbp)
movl %edi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp2:
.loc 0 10 8 prologue_end # main.cpp:10:8
movl -8(%rbp), %eax
.loc 0 10 6 is_stmt 0 # main.cpp:10:6
movl %eax, x
.loc 0 11 8 is_stmt 1 # main.cpp:11:8
movl -8(%rbp), %eax
.loc 0 11 13 is_stmt 0 # main.cpp:11:13
addl $3, %eax
.loc 0 11 6 # main.cpp:11:6
movl %eax, y
.loc 0 12 4 is_stmt 1 # main.cpp:12:4
movabsq $x, %rdi
movabsq $y, %rsi
callq _Z3usePiS_
.loc 0 13 18 # main.cpp:13:18
movl x, %edi
.loc 0 13 21 is_stmt 0 # main.cpp:13:21
movl y, %esi
.loc 0 13 11 # main.cpp:13:11
callq _Z6helperii
.loc 0 13 4 # main.cpp:13:4
addq $16, %rsp
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp3:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.type x,@object # @x
.bss
.globl x
.p2align 2
x:
.long 0 # 0x0
.size x, 4
.type y,@object # @y
.data
.globl y
.p2align 2
y:
.long 1 # 0x1
.size y, 4
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 74 # DW_TAG_skeleton_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 114 # DW_AT_str_offsets_base
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 37 # DW_FORM_strx1
.ascii "\264B" # DW_AT_GNU_pubnames
.byte 25 # DW_FORM_flag_present
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 5 # DWARF version number
.byte 4 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
.quad 2452897014735893912
.byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
.byte 0 # DW_AT_comp_dir
# DW_AT_GNU_pubnames
.byte 1 # DW_AT_dwo_name
.byte 2 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 12 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "main.dwo" # string offset=2
.section .debug_str_offsets,"",@progbits
.long .Lskel_string0
.long .Lskel_string1
.section .debug_str_offsets.dwo,"e",@progbits
.long 52 # Length of String Offsets Set
.short 5
.short 0
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "x" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "y" # string offset=6
.Linfo_string3:
.asciz "_Z3usePiS_" # string offset=8
.Linfo_string4:
.asciz "use" # string offset=19
.Linfo_string5:
.asciz "main" # string offset=23
.Linfo_string6:
.asciz "argc" # string offset=28
.Linfo_string7:
.asciz "argv" # string offset=33
.Linfo_string8:
.asciz "char" # string offset=38
.Linfo_string9:
.asciz "clang version 15.0.0" # string offset=43
.Linfo_string10:
.asciz "main.cpp" # string offset=64
.Linfo_string11:
.asciz "main.dwo" # string offset=73
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 19
.long 23
.long 28
.long 33
.long 38
.long 43
.long 64
.long 73
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 5 # DWARF version number
.byte 5 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long 0 # Offset Into Abbrev. Section
.quad 2452897014735893912
.byte 1 # Abbrev [1] 0x14:0x7d DW_TAG_compile_unit
.byte 9 # DW_AT_producer
.short 33 # DW_AT_language
.byte 10 # DW_AT_name
.byte 11 # DW_AT_dwo_name
.byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x29:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 1
.byte 4 # Abbrev [4] 0x34:0x23 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
# DW_AT_external
.byte 5 # Abbrev [5] 0x40:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 0 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 125 # DW_AT_type
.byte 5 # Abbrev [5] 0x4b:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 2 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 125 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x57:0x26 DW_TAG_subprogram
.byte 3 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 5 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 37 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x66:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 5 # Abbrev [5] 0x71:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 9 # DW_AT_decl_line
.long 130 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 7 # Abbrev [7] 0x7d:0x5 DW_TAG_pointer_type
.long 37 # DW_AT_type
.byte 7 # Abbrev [7] 0x82:0x5 DW_TAG_pointer_type
.long 135 # DW_AT_type
.byte 7 # Abbrev [7] 0x87:0x5 DW_TAG_pointer_type
.long 140 # DW_AT_type
.byte 3 # Abbrev [3] 0x8c:0x4 DW_TAG_base_type
.byte 8 # DW_AT_name
.byte 6 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 37 # DW_FORM_strx1
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 7 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
.Ldebug_addr_start0:
.short 5 # DWARF version number
.byte 8 # Address size
.byte 0 # Segment selector size
.Laddr_table_base0:
.quad x
.quad y
.quad .Lfunc_begin0
.quad .Lfunc_begin1
.Ldebug_addr_end0:
.section .debug_gnu_pubnames,"",@progbits
.long .LpubNames_end0-.LpubNames_start0 # Length of Public Names Info
.LpubNames_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 87 # DIE offset
.byte 48 # Attributes: FUNCTION, EXTERNAL
.asciz "main" # External Name
.long 26 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "x" # External Name
.long 41 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "y" # External Name
.long 52 # DIE offset
.byte 48 # Attributes: FUNCTION, EXTERNAL
.asciz "use" # External Name
.long 0 # End Mark
.LpubNames_end0:
.section .debug_gnu_pubtypes,"",@progbits
.long .LpubTypes_end0-.LpubTypes_start0 # Length of Public Types Info
.LpubTypes_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 37 # DIE offset
.byte 144 # Attributes: TYPE, STATIC
.asciz "int" # External Name
.long 140 # DIE offset
.byte 144 # Attributes: TYPE, STATIC
.asciz "char" # External Name
.long 0 # End Mark
.LpubTypes_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/Inputs/dwarf5-locaddrx.s

  • This file was added.
# clang++ -g -gdwarf-5 -emit-llvm -S mainlocadddrx.cpp
# llc -O0 -mtriple=x86_64-unknown-linux-gnu mainlocadddrx.ll
# void use(int * x, int * y) {
# *x += 4;
# *y -= 2;
# }
#
# int x = 0;
# int y = 1;
# int main(int argc, char *argv[]) {
# x = argc;
# y = argc + 3;
# use(&x, &y);
# return x + y;
# }
.text
.file "mainlocadddrx.cpp"
.file 0 "." "mainlocadddrx.cpp" md5 0xd4fd79ce0087c4cefd089752bf2182c6
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.loc 0 1 0 # mainlocadddrx.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
movq %rdi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp0:
.loc 0 2 2 prologue_end # mainlocadddrx.cpp:2:2
movq -8(%rbp), %rax
.loc 0 2 4 is_stmt 0 # mainlocadddrx.cpp:2:4
movl (%rax), %ecx
addl $4, %ecx
movl %ecx, (%rax)
.loc 0 3 2 is_stmt 1 # mainlocadddrx.cpp:3:2
movq -16(%rbp), %rax
.loc 0 3 4 is_stmt 0 # mainlocadddrx.cpp:3:4
movl (%rax), %ecx
subl $2, %ecx
movl %ecx, (%rax)
.loc 0 4 1 is_stmt 1 # mainlocadddrx.cpp:4:1
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp1:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 0 8 0 # mainlocadddrx.cpp:8:0
.cfi_startproc
# %bb.0: # %entry
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
movq %rsp, %rbp
.cfi_def_cfa_register %rbp
subq $16, %rsp
movl $0, -4(%rbp)
movl %edi, -8(%rbp)
movq %rsi, -16(%rbp)
.Ltmp2:
.loc 0 9 8 prologue_end # mainlocadddrx.cpp:9:8
movl -8(%rbp), %eax
.loc 0 9 6 is_stmt 0 # mainlocadddrx.cpp:9:6
movl %eax, x
.loc 0 10 8 is_stmt 1 # mainlocadddrx.cpp:10:8
movl -8(%rbp), %eax
.loc 0 10 13 is_stmt 0 # mainlocadddrx.cpp:10:13
addl $3, %eax
.loc 0 10 6 # mainlocadddrx.cpp:10:6
movl %eax, y
.loc 0 11 4 is_stmt 1 # mainlocadddrx.cpp:11:4
movabsq $x, %rdi
movabsq $y, %rsi
callq _Z3usePiS_
.loc 0 12 11 # mainlocadddrx.cpp:12:11
movl x, %eax
.loc 0 12 13 is_stmt 0 # mainlocadddrx.cpp:12:13
addl y, %eax
.loc 0 12 4 # mainlocadddrx.cpp:12:4
addq $16, %rsp
popq %rbp
.cfi_def_cfa %rsp, 8
retq
.Ltmp3:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.type x,@object # @x
.bss
.globl x
.p2align 2
x:
.long 0 # 0x0
.size x, 4
.type y,@object # @y
.data
.globl y
.p2align 2
y:
.long 1 # 0x1
.size y, 4
.section .debug_abbrev,"",@progbits
.byte 1 # Abbreviation Code
.byte 74 # DW_TAG_skeleton_unit
.byte 0 # DW_CHILDREN_no
.byte 16 # DW_AT_stmt_list
.byte 23 # DW_FORM_sec_offset
.byte 114 # DW_AT_str_offsets_base
.byte 23 # DW_FORM_sec_offset
.byte 27 # DW_AT_comp_dir
.byte 37 # DW_FORM_strx1
.ascii "\264B" # DW_AT_GNU_pubnames
.byte 25 # DW_FORM_flag_present
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 115 # DW_AT_addr_base
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 5 # DWARF version number
.byte 4 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long .debug_abbrev # Offset Into Abbrev. Section
.quad 6364283817788887055
.byte 1 # Abbrev [1] 0x14:0x14 DW_TAG_skeleton_unit
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Lstr_offsets_base0 # DW_AT_str_offsets_base
.byte 0 # DW_AT_comp_dir
# DW_AT_GNU_pubnames
.byte 1 # DW_AT_dwo_name
.byte 2 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin0 # DW_AT_high_pc
.long .Laddr_table_base0 # DW_AT_addr_base
.Ldebug_info_end0:
.section .debug_str_offsets,"",@progbits
.long 12 # Length of String Offsets Set
.short 5
.short 0
.Lstr_offsets_base0:
.section .debug_str,"MS",@progbits,1
.Lskel_string0:
.asciz "." # string offset=0
.Lskel_string1:
.asciz "mainlocadddrx.dwo" # string offset=2
.section .debug_str_offsets,"",@progbits
.long .Lskel_string0
.long .Lskel_string1
.section .debug_str_offsets.dwo,"e",@progbits
.long 52 # Length of String Offsets Set
.short 5
.short 0
.section .debug_str.dwo,"eMS",@progbits,1
.Linfo_string0:
.asciz "x" # string offset=0
.Linfo_string1:
.asciz "int" # string offset=2
.Linfo_string2:
.asciz "y" # string offset=6
.Linfo_string3:
.asciz "_Z3usePiS_" # string offset=8
.Linfo_string4:
.asciz "use" # string offset=19
.Linfo_string5:
.asciz "main" # string offset=23
.Linfo_string6:
.asciz "argc" # string offset=28
.Linfo_string7:
.asciz "argv" # string offset=33
.Linfo_string8:
.asciz "char" # string offset=38
.Linfo_string9:
.asciz "clang version 15.0.0" # string offset=43
.Linfo_string10:
.asciz "mainlocadddrx.cpp" # string offset=64
.Linfo_string11:
.asciz "mainlocadddrx.dwo" # string offset=82
.section .debug_str_offsets.dwo,"e",@progbits
.long 0
.long 2
.long 6
.long 8
.long 19
.long 23
.long 28
.long 33
.long 38
.long 43
.long 64
.long 82
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end0-.Ldebug_info_dwo_start0 # Length of Unit
.Ldebug_info_dwo_start0:
.short 5 # DWARF version number
.byte 5 # DWARF Unit Type
.byte 8 # Address Size (in bytes)
.long 0 # Offset Into Abbrev. Section
.quad 6364283817788887055
.byte 1 # Abbrev [1] 0x14:0x7d DW_TAG_compile_unit
.byte 9 # DW_AT_producer
.short 33 # DW_AT_language
.byte 10 # DW_AT_name
.byte 11 # DW_AT_dwo_name
.byte 2 # Abbrev [2] 0x1a:0xb DW_TAG_variable
.byte 0 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 0
.byte 3 # Abbrev [3] 0x25:0x4 DW_TAG_base_type
.byte 1 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x29:0xb DW_TAG_variable
.byte 2 # DW_AT_name
.long 37 # DW_AT_type
# DW_AT_external
.byte 0 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.byte 2 # DW_AT_location
.byte 161
.byte 1
.byte 4 # Abbrev [4] 0x34:0x23 DW_TAG_subprogram
.byte 2 # DW_AT_low_pc
.long .Lfunc_end0-.Lfunc_begin0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 3 # DW_AT_linkage_name
.byte 4 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
# DW_AT_external
.byte 5 # Abbrev [5] 0x40:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 0 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 125 # DW_AT_type
.byte 5 # Abbrev [5] 0x4b:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 2 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 125 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x57:0x26 DW_TAG_subprogram
.byte 3 # DW_AT_low_pc
.long .Lfunc_end1-.Lfunc_begin1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 86
.byte 5 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.long 37 # DW_AT_type
# DW_AT_external
.byte 5 # Abbrev [5] 0x66:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 120
.byte 6 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.long 37 # DW_AT_type
.byte 5 # Abbrev [5] 0x71:0xb DW_TAG_formal_parameter
.byte 2 # DW_AT_location
.byte 145
.byte 112
.byte 7 # DW_AT_name
.byte 0 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.long 130 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 7 # Abbrev [7] 0x7d:0x5 DW_TAG_pointer_type
.long 37 # DW_AT_type
.byte 7 # Abbrev [7] 0x82:0x5 DW_TAG_pointer_type
.long 135 # DW_AT_type
.byte 7 # Abbrev [7] 0x87:0x5 DW_TAG_pointer_type
.long 140 # DW_AT_type
.byte 3 # Abbrev [3] 0x8c:0x4 DW_TAG_base_type
.byte 8 # DW_AT_name
.byte 6 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_dwo_end0:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 37 # DW_FORM_strx1
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 118 # DW_AT_dwo_name
.byte 37 # DW_FORM_strx1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 110 # DW_AT_linkage_name
.byte 37 # DW_FORM_strx1
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 27 # DW_FORM_addrx
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.byte 64 # DW_AT_frame_base
.byte 24 # DW_FORM_exprloc
.byte 3 # DW_AT_name
.byte 37 # DW_FORM_strx1
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 25 # DW_FORM_flag_present
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 7 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_addr,"",@progbits
.long .Ldebug_addr_end0-.Ldebug_addr_start0 # Length of contribution
.Ldebug_addr_start0:
.short 5 # DWARF version number
.byte 8 # Address size
.byte 0 # Segment selector size
.Laddr_table_base0:
.quad x
.quad y
.quad .Lfunc_begin0
.quad .Lfunc_begin1
.Ldebug_addr_end0:
.section .debug_gnu_pubnames,"",@progbits
.long .LpubNames_end0-.LpubNames_start0 # Length of Public Names Info
.LpubNames_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 87 # DIE offset
.byte 48 # Attributes: FUNCTION, EXTERNAL
.asciz "main" # External Name
.long 26 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "x" # External Name
.long 41 # DIE offset
.byte 32 # Attributes: VARIABLE, EXTERNAL
.asciz "y" # External Name
.long 52 # DIE offset
.byte 48 # Attributes: FUNCTION, EXTERNAL
.asciz "use" # External Name
.long 0 # End Mark
.LpubNames_end0:
.section .debug_gnu_pubtypes,"",@progbits
.long .LpubTypes_end0-.LpubTypes_start0 # Length of Public Types Info
.LpubTypes_start0:
.short 2 # DWARF Version
.long .Lcu_begin0 # Offset of Compilation Unit Info
.long 40 # Compilation Unit Length
.long 37 # DIE offset
.byte 144 # Attributes: TYPE, STATIC
.asciz "int" # External Name
.long 140 # DIE offset
.byte 144 # Attributes: TYPE, STATIC
.asciz "char" # External Name
.long 0 # End Mark
.LpubTypes_end0:
.ident "clang version 15.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:

bolt/test/X86/dwarf4-df-dualcu-loclist.test

; RUN: rm -rf %t ; RUN: rm -rf %t
; RUN: mkdir %t ; RUN: mkdir %t
; RUN: cd %t ; RUN: cd %t
; RUN: llc -split-dwarf-file=main.dwo -split-dwarf-output=main.dwo -O2 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf4-df-dualcu-loclist-main.s \
; RUN: -filetype=obj %p/Inputs/dwarf4-df-dualcu-loclist-main.ll -o=main.o ; RUN: -split-dwarf-file=main.dwo -o main.o
; RUN: llc -split-dwarf-file=helper.dwo -split-dwarf-output=helper.dwo -O2 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf4-df-dualcu-loclist-helper.s \
; RUN: -filetype=obj %p/Inputs/dwarf4-df-dualcu-loclist-helper.ll -o=helper.o ; RUN: -split-dwarf-file=helper.dwo -o helper.o
; RUN: %clang %cflags -gdwarf-5 -O2 -gsplit-dwarf=split main.o helper.o -o main.exe ; RUN: %clang %cflags -gdwarf-5 -O2 -gsplit-dwarf=split main.o helper.o -o main.exe
; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s
; RUN: not llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s ; RUN: not llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-HELPER %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-HELPER %s
; RUN: not llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-HELPER %s ; RUN: not llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-HELPER %s
; Testing dwarf4 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_sec_offset] is updated correctly. ; Testing dwarf4 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_sec_offset] is updated correctly.
Show All 33 Lines

bolt/test/X86/dwarf4-df-dualcu.test

; RUN: rm -rf %t ; RUN: rm -rf %t
; RUN: mkdir %t ; RUN: mkdir %t
; RUN: cd %t ; RUN: cd %t
; RUN: llc -split-dwarf-file=main.dwo -split-dwarf-output=main.dwo -O0 -mtriple=x86_64-unknown-linux-gnu \ ;; RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf4-df-dualcu-main.s \
; RUN: -filetype=obj %p/Inputs/dwarf4-df-dualcu-main.ll -o=main.o ; RUN: -split-dwarf-file=main.dwo -o main.o
; RUN: llc -split-dwarf-file=helper.dwo -split-dwarf-output=helper.dwo -O0 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf4-df-dualcu-helper.s \
; RUN: -filetype=obj %p/Inputs/dwarf4-df-dualcu-helper.ll -o=helper.o ; RUN: -split-dwarf-file=helper.dwo -o helper.o
; RUN: %clang %cflags -gdwarf-5 -gsplit-dwarf=split main.o helper.o -o main.exe ; RUN: %clang %cflags -gdwarf-5 -gsplit-dwarf=split main.o helper.o -o main.exe
; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe | FileCheck -check-prefix=PRE-BOLT %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe | FileCheck -check-prefix=PRE-BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-ranges main.exe.bolt &> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-ranges main.exe.bolt &> %t/foo.txt
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt >> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt >> %t/foo.txt
; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s ; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo &> maindwo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo &> maindwo.txt
; RUN cat maindwo.txt | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s ; RUN cat maindwo.txt | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s
▲ Show 20 Lines • Show All 151 Lines • Show Last 20 Lines

bolt/test/X86/dwarf5-df-dualcu-loclist.test

; RUN: rm -rf %t ; RUN: rm -rf %t
; RUN: mkdir %t ; RUN: mkdir %t
; RUN: cd %t ; RUN: cd %t
; RUN: llc -split-dwarf-file=main.dwo -split-dwarf-output=main.dwo -O2 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-df-dualcu-loclist-main.s \
; RUN: -filetype=obj %p/Inputs/dwarf5-df-dualcu-loclist-main.ll -o=main.o ; RUN: -split-dwarf-file=main.dwo -o main.o
; RUN: llc -split-dwarf-file=helper.dwo -split-dwarf-output=helper.dwo -O2 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-df-dualcu-loclist-helper.s \
; RUN: -filetype=obj %p/Inputs/dwarf5-df-dualcu-loclist-helper.ll -o=helper.o ; RUN: -split-dwarf-file=helper.dwo -o helper.o
; RUN: %clang %cflags -gdwarf-5 -O2 -gsplit-dwarf=split main.o helper.o -o main.exe ; RUN: %clang %cflags -gdwarf-5 -O2 -gsplit-dwarf=split main.o helper.o -o main.exe
; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-HELPER %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-HELPER %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-HELPER %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info helper.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-HELPER %s
; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_loclistx] is updated correctly. ; Testing dwarf5 split dwarf for two CUs. Making sure DW_AT_location [DW_FORM_loclistx] is updated correctly.
Show All 36 Lines

bolt/test/X86/dwarf5-df-dualcu.test

; RUN: rm -rf %t ; RUN: rm -rf %t
; RUN: mkdir %t ; RUN: mkdir %t
; RUN: cd %t ; RUN: cd %t
; RUN: llc -split-dwarf-file=main.dwo -split-dwarf-output=main.dwo -O0 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-df-dualcu-main.s \
; RUN: -filetype=obj %p/Inputs/dwarf5-df-dualcu-main.ll -o=main.o ; RUN: -split-dwarf-file=main.dwo -o main.o
; RUN: llc -split-dwarf-file=helper.dwo -split-dwarf-output=helper.dwo -O0 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-df-dualcu-helper.s \
; RUN: -filetype=obj %p/Inputs/dwarf5-df-dualcu-helper.ll -o=helper.o ; RUN: -split-dwarf-file=helper.dwo -o helper.o
ayermoloUnsubmitted
Done
ReplyInline Actions

Can you change so that input is assembly directly?

ayermolo: Can you change so that input is assembly directly?
; RUN: %clang %cflags -gdwarf-5 -gsplit-dwarf=split main.o helper.o -o main.exe ; RUN: %clang %cflags -gdwarf-5 -gsplit-dwarf=split main.o helper.o -o main.exe
; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe | FileCheck -check-prefix=PRE-BOLT %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe | FileCheck -check-prefix=PRE-BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-addr main.exe.bolt &> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-addr main.exe.bolt &> %t/foo.txt
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt >> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt >> %t/foo.txt
; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s ; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s
▲ Show 20 Lines • Show All 90 Lines • ▼ Show 20 Lines
; BOLT-DWO-MAIN-NEXT: DW_AT_name [DW_FORM_strx1] (indexed (00000004) string = "use") ; BOLT-DWO-MAIN-NEXT: DW_AT_name [DW_FORM_strx1] (indexed (00000004) string = "use")
; BOLT-DWO-MAIN: DW_TAG_subprogram [6] ; BOLT-DWO-MAIN: DW_TAG_subprogram [6]
; BOLT-DWO-MAIN-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000003) ; BOLT-DWO-MAIN-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000003)
; BOLT-DWO-MAIN-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x1) rangelist = 0x00000018 ; BOLT-DWO-MAIN-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x1) rangelist = 0x00000018
; BOLT-DWO-MAIN-NEXT: [0x0000000000000000, 0x0000000000000059)) ; BOLT-DWO-MAIN-NEXT: [0x0000000000000000, 0x0000000000000059))
; BOLT-DWO-MAIN-NEXT: DW_AT_frame_base [DW_FORM_exprloc] (DW_OP_reg6 RBP) ; BOLT-DWO-MAIN-NEXT: DW_AT_frame_base [DW_FORM_exprloc] (DW_OP_reg6 RBP)
; BOLT-DWO-MAIN-NEXT: DW_AT_name [DW_FORM_strx1] (indexed (00000005) string = "main") ; BOLT-DWO-MAIN-NEXT: DW_AT_name [DW_FORM_strx1] (indexed (00000005) string = "main")
; PRE-BOLT-DWO-HELPER: version = 0x0005 ; PRE-BOLT-DWO-HELPER: version = 0x0005
; PRE-BOLT-DWO-HELPER: DW_TAG_variable [2] ; PRE-BOLT-DWO-HELPER: DW_TAG_variable [2]
; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_name [DW_FORM_strx1] (indexed (00000000) string = "z") ; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_name [DW_FORM_strx1] (indexed (00000000) string = "z")
; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_type ; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_type
; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_external ; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_external
; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_decl_file ; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_decl_file
; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_decl_line ; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_decl_line
; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x0) ; PRE-BOLT-DWO-HELPER-NEXT: DW_AT_location [DW_FORM_exprloc] (DW_OP_addrx 0x0)
Show All 30 Lines

bolt/test/X86/dwarf5-df-mono-dualcu.test

; RUN: rm -rf %t ; RUN: rm -rf %t
; RUN: mkdir %t ; RUN: mkdir %t
; RUN: cd %t ; RUN: cd %t
; RUN: llc -split-dwarf-file=main.dwo -split-dwarf-output=main.dwo -O0 -mtriple=x86_64-unknown-linux-gnu \ ; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-df-mono-main.s \
; RUN: -filetype=obj %p/Inputs/dwarf5-df-mono-main.ll -o=main.o ; RUN: -split-dwarf-file=main.dwo -o main.o
; RUN: llc -O0 -mtriple=x86_64-unknown-linux-gnu -filetype=obj %p/Inputs/dwarf5-df-mono-helper.ll -o=helper.o ; RUN: llvm-mc -filetype=obj -triple x86_64-unknown-linux-gnu %p/Inputs/dwarf5-df-mono-helper.s -o=helper.o
; RUN: %clang %cflags -gdwarf-5 main.o helper.o -o main.exe ; RUN: %clang %cflags -gdwarf-5 main.o helper.o -o main.exe
; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections ; RUN: llvm-bolt main.exe -o main.exe.bolt --update-debug-sections
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe | FileCheck -check-prefix=PRE-BOLT %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe | FileCheck -check-prefix=PRE-BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-addr main.exe.bolt &> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-addr main.exe.bolt &> %t/foo.txt
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt >> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.exe.bolt >> %t/foo.txt
; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s ; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo | FileCheck -check-prefix=PRE-BOLT-DWO-MAIN %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info main.dwo.dwo | FileCheck -check-prefix=BOLT-DWO-MAIN %s
▲ Show 20 Lines • Show All 116 Lines • Show Last 20 Lines

bolt/test/X86/dwarf5-locaddrx.test

; RUN: rm -rf %t ; RUN: rm -rf %t
; RUN: mkdir %t ; RUN: mkdir %t
; RUN: cd %t ; RUN: cd %t
; RUN: llc -split-dwarf-file=mainlocadddrx.dwo -split-dwarf-output=mainlocadddrx.dwo -O0 -mtriple=x86_64-unknown-linux-gnu -filetype=obj %s -o=mainlocadddrx.o ; RUN: llvm-mc -dwarf-version=5 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf5-locaddrx.s \
; RUN: -split-dwarf-file=mainlocadddrx.dwo -o mainlocadddrx.o
; RUN: %clang %cflags -gdwarf-5 -gsplit-dwarf=split mainlocadddrx.o -o mainlocadddrx.exe ; RUN: %clang %cflags -gdwarf-5 -gsplit-dwarf=split mainlocadddrx.o -o mainlocadddrx.exe
; RUN: llvm-bolt mainlocadddrx.exe -o mainlocadddrx.exe.bolt --update-debug-sections ; RUN: llvm-bolt mainlocadddrx.exe -o mainlocadddrx.exe.bolt --update-debug-sections
; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.exe | FileCheck -check-prefix=PRE-BOLT %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.exe | FileCheck -check-prefix=PRE-BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-addr mainlocadddrx.exe.bolt &> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-addr mainlocadddrx.exe.bolt &> %t/foo.txt
; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.exe.bolt >> %t/foo.txt ; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.exe.bolt >> %t/foo.txt
; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s ; RUN: cat %t/foo.txt | FileCheck -check-prefix=BOLT %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.dwo | FileCheck -check-prefix=PRE-BOLT-DWO %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.dwo | FileCheck -check-prefix=PRE-BOLT-DWO %s
; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.dwo.dwo | FileCheck -check-prefix=BOLT-DWO %s ; RUN: llvm-dwarfdump --show-form --verbose --debug-info mainlocadddrx.dwo.dwo | FileCheck -check-prefix=BOLT-DWO %s
▲ Show 20 Lines • Show All 64 Lines • ▼ Show 20 Lines
; BOLT-DWO: DW_TAG_subprogram [4] ; BOLT-DWO: DW_TAG_subprogram [4]
; BOLT-DWO-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000003) ; BOLT-DWO-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000003)
; BOLT-DWO-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x0) rangelist = 0x00000014 ; BOLT-DWO-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x0) rangelist = 0x00000014
; BOLT-DWO-NEXT: [0x0000000000000000, 0x0000000000000024)) ; BOLT-DWO-NEXT: [0x0000000000000000, 0x0000000000000024))
; BOLT-DWO: DW_TAG_subprogram [6] ; BOLT-DWO: DW_TAG_subprogram [6]
; BOLT-DWO-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000003) ; BOLT-DWO-NEXT: DW_AT_low_pc [DW_FORM_addrx] (indexed (00000003)
; BOLT-DWO-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x1) rangelist = 0x00000018 ; BOLT-DWO-NEXT: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x1) rangelist = 0x00000018
; BOLT-DWO-NEXT: [0x0000000000000000, 0x0000000000000054)) ; BOLT-DWO-NEXT: [0x0000000000000000, 0x0000000000000054))
; void use(int * x, int * y) {
ayermoloUnsubmitted
Not Done
ReplyInline Actions

This part is missing in the assembly file.

ayermolo: This part is missing in the assembly file.
; *x += 4;
; *y -= 2;
; }
;
; int x = 0;
; int y = 1;
; int main(int argc, char *argv[]) {
; x = argc;
; y = argc + 3;
; use(&x, &y);
; return x + y;
; }
; ModuleID = 'mainlocadddrx.cpp'
source_filename = "mainlocadddrx.cpp"
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@x = dso_local global i32 0, align 4, !dbg !0
@y = dso_local global i32 1, align 4, !dbg !5
; Function Attrs: mustprogress noinline nounwind optnone uwtable
define dso_local void @_Z3usePiS_(i32* noundef %x, i32* noundef %y) #0 !dbg !14 {
entry:
%x.addr = alloca i32*, align 8
%y.addr = alloca i32*, align 8
store i32* %x, i32** %x.addr, align 8
call void @llvm.dbg.declare(metadata i32** %x.addr, metadata !19, metadata !DIExpression()), !dbg !20
store i32* %y, i32** %y.addr, align 8
call void @llvm.dbg.declare(metadata i32** %y.addr, metadata !21, metadata !DIExpression()), !dbg !22
%0 = load i32*, i32** %x.addr, align 8, !dbg !23
%1 = load i32, i32* %0, align 4, !dbg !24
%add = add nsw i32 %1, 4, !dbg !24
store i32 %add, i32* %0, align 4, !dbg !24
%2 = load i32*, i32** %y.addr, align 8, !dbg !25
%3 = load i32, i32* %2, align 4, !dbg !26
%sub = sub nsw i32 %3, 2, !dbg !26
store i32 %sub, i32* %2, align 4, !dbg !26
ret void, !dbg !27
}
; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: mustprogress noinline norecurse nounwind optnone uwtable
define dso_local noundef i32 @main(i32 noundef %argc, i8** noundef %argv) #2 !dbg !28 {
entry:
%retval = alloca i32, align 4
%argc.addr = alloca i32, align 4
%argv.addr = alloca i8**, align 8
store i32 0, i32* %retval, align 4
store i32 %argc, i32* %argc.addr, align 4
call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !34, metadata !DIExpression()), !dbg !35
store i8** %argv, i8*** %argv.addr, align 8
call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !36, metadata !DIExpression()), !dbg !37
%0 = load i32, i32* %argc.addr, align 4, !dbg !38
store i32 %0, i32* @x, align 4, !dbg !39
%1 = load i32, i32* %argc.addr, align 4, !dbg !40
%add = add nsw i32 %1, 3, !dbg !41
store i32 %add, i32* @y, align 4, !dbg !42
call void @_Z3usePiS_(i32* noundef @x, i32* noundef @y), !dbg !43
%2 = load i32, i32* @x, align 4, !dbg !44
%3 = load i32, i32* @y, align 4, !dbg !45
%add1 = add nsw i32 %2, %3, !dbg !46
ret i32 %add1, !dbg !47
}
attributes #0 = { mustprogress noinline nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
attributes #2 = { mustprogress noinline norecurse nounwind optnone uwtable "frame-pointer"="all" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10, !11, !12}
!llvm.ident = !{!13}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 6, type: !7, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 15.0.0", isOptimized: false, runtimeVersion: 0, splitDebugFilename: "mainlocadddrx.dwo", emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: GNU)
!3 = !DIFile(filename: "mainlocadddrx.cpp", directory: ".", checksumkind: CSK_MD5, checksum: "d4fd79ce0087c4cefd089752bf2182c6")
!4 = !{!0, !5}
!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())
!6 = distinct !DIGlobalVariable(name: "y", scope: !2, file: !3, line: 7, type: !7, isLocal: false, isDefinition: true)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 5}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!11 = !{i32 7, !"uwtable", i32 2}
!12 = !{i32 7, !"frame-pointer", i32 2}
!13 = !{!"clang version 15.0.0"}
!14 = distinct !DISubprogram(name: "use", linkageName: "_Z3usePiS_", scope: !3, file: !3, line: 1, type: !15, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!15 = !DISubroutineType(types: !16)
!16 = !{null, !17, !17}
!17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 64)
!18 = !{}
!19 = !DILocalVariable(name: "x", arg: 1, scope: !14, file: !3, line: 1, type: !17)
!20 = !DILocation(line: 1, column: 16, scope: !14)
!21 = !DILocalVariable(name: "y", arg: 2, scope: !14, file: !3, line: 1, type: !17)
!22 = !DILocation(line: 1, column: 25, scope: !14)
!23 = !DILocation(line: 2, column: 2, scope: !14)
!24 = !DILocation(line: 2, column: 4, scope: !14)
!25 = !DILocation(line: 3, column: 2, scope: !14)
!26 = !DILocation(line: 3, column: 4, scope: !14)
!27 = !DILocation(line: 4, column: 1, scope: !14)
!28 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 8, type: !29, scopeLine: 8, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
!29 = !DISubroutineType(types: !30)
!30 = !{!7, !7, !31}
!31 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !32, size: 64)
!32 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !33, size: 64)
!33 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
!34 = !DILocalVariable(name: "argc", arg: 1, scope: !28, file: !3, line: 8, type: !7)
!35 = !DILocation(line: 8, column: 15, scope: !28)
!36 = !DILocalVariable(name: "argv", arg: 2, scope: !28, file: !3, line: 8, type: !31)
!37 = !DILocation(line: 8, column: 27, scope: !28)
!38 = !DILocation(line: 9, column: 8, scope: !28)
!39 = !DILocation(line: 9, column: 6, scope: !28)
!40 = !DILocation(line: 10, column: 8, scope: !28)
!41 = !DILocation(line: 10, column: 13, scope: !28)
!42 = !DILocation(line: 10, column: 6, scope: !28)
!43 = !DILocation(line: 11, column: 4, scope: !28)
!44 = !DILocation(line: 12, column: 11, scope: !28)
!45 = !DILocation(line: 12, column: 15, scope: !28)
!46 = !DILocation(line: 12, column: 13, scope: !28)
!47 = !DILocation(line: 12, column: 4, scope: !28)
bolt/test/X86/Inputs/dwarf5-df-mono-helper.s