forked from OSchip/llvm-project
385 lines
15 KiB
ArmAsm
385 lines
15 KiB
ArmAsm
# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o
|
|
# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=COMMON --check-prefix=SPLIT %s
|
|
|
|
# Test object to verify dwarfdump handles v5 string offset tables.
|
|
# We have 2 v5 CUs, a v5 TU, and a split v5 CU and TU.
|
|
#
|
|
|
|
.section .debug_str,"MS",@progbits,1
|
|
str_producer:
|
|
.asciz "Handmade DWARF producer"
|
|
str_CU1:
|
|
.asciz "Compile_Unit_1"
|
|
str_CU1_dir:
|
|
.asciz "/home/test/CU1"
|
|
str_CU2:
|
|
.asciz "Compile_Unit_2"
|
|
str_CU2_dir:
|
|
.asciz "/home/test/CU2"
|
|
str_TU:
|
|
.asciz "Type_Unit"
|
|
str_TU_type:
|
|
.asciz "MyStruct"
|
|
str_Subprogram:
|
|
.asciz "MyFunc"
|
|
str_Variable1:
|
|
.asciz "MyVar1"
|
|
str_Variable2:
|
|
.asciz "MyVar2"
|
|
str_Variable3:
|
|
.asciz "MyVar3"
|
|
|
|
# Every unit contributes to the string_offsets table.
|
|
.section .debug_str_offsets,"",@progbits
|
|
# CU1's contribution
|
|
.long .debug_str_offsets_segment0_end-.debug_str_offsets_base0
|
|
.short 5 # DWARF version
|
|
.short 0 # Padding
|
|
.debug_str_offsets_base0:
|
|
.long str_producer
|
|
.long str_CU1
|
|
.long str_CU1_dir
|
|
.long str_Subprogram
|
|
.long str_Variable1
|
|
.long str_Variable2
|
|
.long str_Variable3
|
|
.debug_str_offsets_segment0_end:
|
|
# A 4-byte gap.
|
|
.long 0
|
|
# CU2's contribution in DWARF64 format
|
|
.long 0xffffffff
|
|
.quad .debug_str_offsets_segment1_end-.debug_str_offsets_base1
|
|
.short 5 # DWARF version
|
|
.short 0 # Padding
|
|
.debug_str_offsets_base1:
|
|
.quad str_producer
|
|
.quad str_CU2
|
|
.quad str_CU2_dir
|
|
.debug_str_offsets_segment1_end:
|
|
# The TU's contribution
|
|
.long .debug_str_offsets_segment2_end-.debug_str_offsets_base2
|
|
.short 5 # DWARF version
|
|
.short 0 # Padding
|
|
.debug_str_offsets_base2:
|
|
.long str_TU
|
|
.long str_TU_type
|
|
.debug_str_offsets_segment2_end:
|
|
|
|
.section .debug_str.dwo,"MS",@progbits,1
|
|
dwo_str_CU_5_producer:
|
|
.asciz "Handmade split DWARF producer"
|
|
dwo_str_CU_5_name:
|
|
.asciz "V5_split_compile_unit"
|
|
dwo_str_CU_5_comp_dir:
|
|
.asciz "/home/test/splitCU"
|
|
dwo_str_TU_5:
|
|
.asciz "V5_split_type_unit"
|
|
dwo_str_TU_5_type:
|
|
.asciz "V5_split_Mystruct"
|
|
|
|
.section .debug_str_offsets.dwo,"",@progbits
|
|
# One contribution only in a .dwo file
|
|
.long .debug_dwo_str_offsets_segment0_end-.debug_dwo_str_offsets_base0
|
|
.short 5 # DWARF version
|
|
.short 0 # Padding
|
|
.debug_dwo_str_offsets_base0:
|
|
.long dwo_str_CU_5_producer-.debug_str.dwo
|
|
.long dwo_str_CU_5_name-.debug_str.dwo
|
|
.long dwo_str_CU_5_comp_dir-.debug_str.dwo
|
|
.long dwo_str_TU_5-.debug_str.dwo
|
|
.long dwo_str_TU_5_type-.debug_str.dwo
|
|
.debug_dwo_str_offsets_segment0_end:
|
|
|
|
# All CUs/TUs use the same abbrev section for simplicity.
|
|
.section .debug_abbrev,"",@progbits
|
|
.byte 0x01 # Abbrev code
|
|
.byte 0x11 # DW_TAG_compile_unit
|
|
.byte 0x01 # DW_CHILDREN_yes
|
|
.byte 0x25 # DW_AT_producer
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x72 # DW_AT_str_offsets_base
|
|
.byte 0x17 # DW_FORM_sec_offset
|
|
.byte 0x1b # DW_AT_comp_dir
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x02 # Abbrev code
|
|
.byte 0x41 # DW_TAG_type_unit
|
|
.byte 0x01 # DW_CHILDREN_yes
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x72 # DW_AT_str_offsets_base
|
|
.byte 0x17 # DW_FORM_sec_offset
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x03 # Abbrev code
|
|
.byte 0x13 # DW_TAG_structure_type
|
|
.byte 0x00 # DW_CHILDREN_no (no members)
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x04 # Abbrev code
|
|
.byte 0x2e # DW_TAG_subprogram
|
|
.byte 0x01 # DW_CHILDREN_yes
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x25 # DW_FORM_strx1
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x05 # Abbrev code
|
|
.byte 0x34 # DW_TAG_variable
|
|
.byte 0x00 # DW_CHILDREN_no
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x26 # DW_FORM_strx2
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x06 # Abbrev code
|
|
.byte 0x34 # DW_TAG_variable
|
|
.byte 0x00 # DW_CHILDREN_no
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x27 # DW_FORM_strx3
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x07 # Abbrev code
|
|
.byte 0x34 # DW_TAG_variable
|
|
.byte 0x00 # DW_CHILDREN_no
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x28 # DW_FORM_strx4
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x00 # EOM(3)
|
|
|
|
# And a .dwo copy of a subset for the .dwo sections.
|
|
.section .debug_abbrev.dwo,"",@progbits
|
|
.byte 0x01 # Abbrev code
|
|
.byte 0x11 # DW_TAG_compile_unit
|
|
.byte 0x00 # DW_CHILDREN_no
|
|
.byte 0x25 # DW_AT_producer
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x1b # DW_AT_comp_dir
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x02 # Abbrev code
|
|
.byte 0x41 # DW_TAG_type_unit
|
|
.byte 0x01 # DW_CHILDREN_yes
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x03 # Abbrev code
|
|
.byte 0x13 # DW_TAG_structure_type
|
|
.byte 0x00 # DW_CHILDREN_no (no members)
|
|
.byte 0x03 # DW_AT_name
|
|
.byte 0x1a # DW_FORM_strx
|
|
.byte 0x00 # EOM(1)
|
|
.byte 0x00 # EOM(2)
|
|
.byte 0x00 # EOM(3)
|
|
|
|
.section .debug_info,"",@progbits
|
|
|
|
# DWARF v5 CU header.
|
|
.long CU1_5_end-CU1_5_version # Length of Unit
|
|
CU1_5_version:
|
|
.short 5 # DWARF version number
|
|
.byte 1 # DWARF Unit Type
|
|
.byte 8 # Address Size (in bytes)
|
|
.long .debug_abbrev # Offset Into Abbrev. Section
|
|
# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,
|
|
# DW_AT_str_offsets and DW_AT_compdir.
|
|
.byte 1 # Abbreviation code
|
|
.byte 0 # The index of the producer string
|
|
.byte 1 # The index of the CU name string
|
|
.long .debug_str_offsets_base0
|
|
.byte 2 # The index of the comp dir string
|
|
# A subprogram DIE with DW_AT_name, using DW_FORM_strx1.
|
|
.byte 4 # Abbreviation code
|
|
.byte 3 # Subprogram name string (DW_FORM_strx1)
|
|
# A variable DIE with DW_AT_name, using DW_FORM_strx2.
|
|
.byte 5 # Abbreviation code
|
|
.short 0x0004 # Subprogram name string (DW_FORM_strx2)
|
|
# A variable DIE with DW_AT_name, using DW_FORM_strx3.
|
|
.byte 6 # Abbreviation code
|
|
.byte 5 # Subprogram name string (DW_FORM_strx3)
|
|
.short 0 # Subprogram name string (DW_FORM_strx3)
|
|
# A variable DIE with DW_AT_name, using DW_FORM_strx4.
|
|
.byte 7 # Abbreviation code
|
|
.quad 0x00000006 # Subprogram name string (DW_FORM_strx4)
|
|
.byte 0 # NULL
|
|
.byte 0 # NULL
|
|
.byte 0 # NULL
|
|
CU1_5_end:
|
|
|
|
# DWARF v5 CU header
|
|
.long CU2_5_end-CU2_5_version # Length of Unit
|
|
CU2_5_version:
|
|
.short 5 # DWARF version number
|
|
.byte 1 # DWARF Unit Type
|
|
.byte 8 # Address Size (in bytes)
|
|
.long .debug_abbrev # Offset Into Abbrev. Section
|
|
# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,
|
|
# DW_AT_str_offsets and DW_AT_compdir.
|
|
.byte 1 # Abbreviation code
|
|
.byte 0 # The index of the producer string
|
|
.byte 1 # The index of the CU name string
|
|
.long .debug_str_offsets_base1
|
|
.byte 2 # The index of the comp dir string
|
|
.byte 0 # NULL
|
|
CU2_5_end:
|
|
|
|
.section .debug_types,"",@progbits
|
|
# DWARF v5 Type unit header.
|
|
TU_5_start:
|
|
.long TU_5_end-TU_5_version # Length of Unit
|
|
TU_5_version:
|
|
.short 5 # DWARF version number
|
|
.byte 2 # DWARF Unit Type
|
|
.byte 8 # Address Size (in bytes)
|
|
.long .debug_abbrev # Offset Into Abbrev. Section
|
|
.quad 0x0011223344556677 # Type Signature
|
|
.long TU_5_type-TU_5_start # Type offset
|
|
# The type-unit DIE, which has a name.
|
|
.byte 2 # Abbreviation code
|
|
.byte 0 # Index of the unit type name string
|
|
.long .debug_str_offsets_base2 # offset into the str_offsets section
|
|
# The type DIE, which has a name.
|
|
TU_5_type:
|
|
.byte 3 # Abbreviation code
|
|
.byte 1 # Index of the type name string
|
|
.byte 0 # NULL
|
|
.byte 0 # NULL
|
|
TU_5_end:
|
|
|
|
.section .debug_info.dwo,"",@progbits
|
|
|
|
# DWARF v5 split CU header.
|
|
.long CU_split_5_end-CU_split_5_version # Length of Unit
|
|
CU_split_5_version:
|
|
.short 5 # DWARF version number
|
|
.byte 1 # DWARF Unit Type
|
|
.byte 8 # Address Size (in bytes)
|
|
.long .debug_abbrev.dwo # Offset Into Abbrev Section
|
|
# The compile-unit DIE, which has a DW_AT_producer, DW_AT_name,
|
|
# DW_AT_str_offsets and DW_AT_compdir.
|
|
.byte 1 # Abbreviation code
|
|
.byte 0 # The index of the producer string
|
|
.byte 1 # The index of the CU name string
|
|
.byte 2 # The index of the comp dir string
|
|
.byte 0 # NULL
|
|
CU_split_5_end:
|
|
|
|
.section .debug_types.dwo,"",@progbits
|
|
|
|
# DWARF v5 split type unit header.
|
|
TU_split_5_start:
|
|
.long TU_split_5_end-TU_split_5_version # Length of Unit
|
|
TU_split_5_version:
|
|
.short 5 # DWARF version number
|
|
.byte 6 # DWARF Unit Type
|
|
.byte 8 # Address Size (in bytes)
|
|
.long .debug_abbrev.dwo # Offset Into Abbrev Section
|
|
.quad 0x8899aabbccddeeff # Type Signature
|
|
.long TU_split_5_type-TU_split_5_start # Type offset
|
|
# The type-unit DIE, which has a name.
|
|
.byte 2 # Abbreviation code
|
|
.byte 3 # The index of the type unit name string
|
|
# The type DIE, which has a name.
|
|
TU_split_5_type:
|
|
.byte 3 # Abbreviation code
|
|
.byte 4 # The index of the type name string
|
|
.byte 0 # NULL
|
|
.byte 0 # NULL
|
|
TU_split_5_end:
|
|
|
|
# We are using a hand-constructed object file and are interest in the correct
|
|
# diplay of the DW_str_offsetsbase attribute, the correct display of strings
|
|
# and the dump of the .debug_str_offsets[.dwo] table.
|
|
|
|
# Abbreviation for DW_AT_str_offsets_base
|
|
# COMMON: .debug_abbrev contents:
|
|
# COMMON-NOT: contents:
|
|
# COMMON: DW_TAG_compile_unit
|
|
# COMMON-NOT: DW_TAG
|
|
# COMMON: DW_AT_str_offsets_base DW_FORM_sec_offset
|
|
#
|
|
# Verify that strings are displayed correctly as indexed strings
|
|
# COMMON: .debug_info contents:
|
|
# COMMON-NOT: contents:
|
|
# COMMON: DW_TAG_compile_unit
|
|
# COMMON-NEXT: DW_AT_producer [DW_FORM_strx] ( indexed (00000000) string = "Handmade DWARF producer")
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "Compile_Unit_1")
|
|
# COMMON-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000008)
|
|
# COMMON-NEXT: DW_AT_comp_dir [DW_FORM_strx] ( indexed (00000002) string = "/home/test/CU1")
|
|
# COMMON-NOT: NULL
|
|
# COMMON: DW_TAG_subprogram
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx1] ( indexed (00000003) string = "MyFunc")
|
|
# COMMON-NOT: NULL
|
|
# COMMON: DW_TAG_variable
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx2] ( indexed (00000004) string = "MyVar1")
|
|
# COMMON-NOT: NULL
|
|
# COMMON: DW_TAG_variable
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx3] ( indexed (00000005) string = "MyVar2")
|
|
# COMMON-NOT: NULL
|
|
# COMMON: DW_TAG_variable
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx4] ( indexed (00000006) string = "MyVar3")
|
|
#
|
|
# Second compile unit (b.cpp)
|
|
# COMMON: DW_TAG_compile_unit
|
|
# COMMON-NEXT: DW_AT_producer [DW_FORM_strx] ( indexed (00000000) string = "Handmade DWARF producer")
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "Compile_Unit_2")
|
|
# COMMON-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000038)
|
|
# COMMON-NEXT: DW_AT_comp_dir [DW_FORM_strx] ( indexed (00000002) string = "/home/test/CU2")
|
|
#
|
|
# The split CU
|
|
# SPLIT: .debug_info.dwo contents:
|
|
# SPLIT-NOT: contents:
|
|
# SPLIT: DW_TAG_compile_unit
|
|
# SPLIT-NEXT: DW_AT_producer [DW_FORM_strx] ( indexed (00000000) string = "Handmade split DWARF producer")
|
|
# SPLIT-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "V5_split_compile_unit")
|
|
# SPLIT-NEXT: DW_AT_comp_dir [DW_FORM_strx] ( indexed (00000002) string = "/home/test/splitCU")
|
|
#
|
|
# The type unit
|
|
# COMMON: .debug_types contents:
|
|
# COMMON: DW_TAG_type_unit
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000000) string = "Type_Unit")
|
|
# COMMON: DW_TAG_structure_type
|
|
# COMMON-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "MyStruct")
|
|
#
|
|
# The split type unit
|
|
# SPLIT: .debug_types.dwo contents:
|
|
# SPLIT: DW_TAG_type_unit
|
|
# SPLIT-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000003) string = "V5_split_type_unit")
|
|
# SPLIT: DW_TAG_structure_type
|
|
# SPLIT-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000004) string = "V5_split_Mystruct")
|
|
#
|
|
# The .debug_str_offsets section
|
|
# COMMON: .debug_str_offsets contents:
|
|
# COMMON-NEXT: 0x00000000: Contribution size = 28, Format = DWARF32, Version = 5
|
|
# COMMON-NEXT: 0x00000008: 00000000 "Handmade DWARF producer"
|
|
# COMMON-NEXT: 0x0000000c: 00000018 "Compile_Unit_1"
|
|
# COMMON-NEXT: 0x00000010: 00000027 "/home/test/CU1"
|
|
# COMMON-NEXT: 0x00000014: 00000067 "MyFunc"
|
|
# COMMON-NEXT: 0x00000018: 0000006e "MyVar1"
|
|
# COMMON-NEXT: 0x0000001c: 00000075 "MyVar2"
|
|
# COMMON-NEXT: 0x00000020: 0000007c "MyVar3"
|
|
# COMMON-NEXT: Gap, length = 4
|
|
# COMMON-NEXT: 0x00000028: Contribution size = 24, Format = DWARF64, Version = 5
|
|
# COMMON-NEXT: 0x00000038: 00000000 "Handmade DWARF producer"
|
|
# COMMON-NEXT: 0x00000040: 00000036 "Compile_Unit_2"
|
|
# COMMON-NEXT: 0x00000048: 00000045 "/home/test/CU2"
|
|
# COMMON-NEXT: 0x00000050: Contribution size = 8, Format = DWARF32, Version = 5
|
|
# COMMON-NEXT: 0x00000058: 00000054 "Type_Unit"
|
|
# COMMON-NEXT: 0x0000005c: 0000005e "MyStruct"
|
|
#
|
|
# SPLIT: .debug_str_offsets.dwo contents:
|
|
# SPLIT-NEXT: 0x00000000: Contribution size = 20, Format = DWARF32, Version = 5
|
|
# SPLIT-NEXT: 0x00000008: 00000000 "Handmade split DWARF producer"
|
|
# SPLIT-NEXT: 0x0000000c: 0000001e "V5_split_compile_unit"
|
|
# SPLIT-NEXT: 0x00000010: 00000034 "/home/test/splitCU"
|
|
# SPLIT-NEXT: 0x00000014: 00000047 "V5_split_type_unit"
|
|
# SPLIT-NEXT: 0x00000018: 0000005a "V5_split_Mystruct"
|