diff options
Diffstat (limited to 'llvm/test/DebugInfo/X86')
8 files changed, 1226 insertions, 0 deletions
diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-dwp.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-dwp.s new file mode 100644 index 00000000000..9158c60fbeb --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-dwp.s @@ -0,0 +1,332 @@ +# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o +# RUN: llvm-dwarfdump -v %t.o | FileCheck %s + +# Test object to verify that dwarfdump handles dwp files with DWARF v5 string +# offset tables. We have 2 CUs and 2 TUs, where it is assumed that +# CU1 and TU1 came from one object file, CU2 and TU2 from a second object +# file. +# + .section .debug_str.dwo,"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_TU1: + .asciz "Type_Unit_1" +str_TU1_type: + .asciz "MyStruct_1" +str_TU2: + .asciz "Type_Unit_2" +str_TU2_type: + .asciz "MyStruct_2" + + .section .debug_str_offsets.dwo,"",@progbits +# Object files 1's portion of the .debug_str_offsets.dwo section. +.debug_str_offsets_object_file1: + +# CU1's contribution (from object file 1) +.debug_str_offsets_start_CU1: + .long .debug_str_offsets_end_CU1-.debug_str_offsets_base_CU1 + .short 5 # DWARF version + .short 0 # Padding +.debug_str_offsets_base_CU1: + .long str_producer-.debug_str.dwo + .long str_CU1-.debug_str.dwo + .long str_CU1_dir-.debug_str.dwo +.debug_str_offsets_end_CU1: + +# TU1's contribution (from object file 1) +.debug_str_offsets_start_TU1: + .long .debug_str_offsets_end_TU1-.debug_str_offsets_base_TU1 + .short 5 # DWARF version + .short 0 # Padding +.debug_str_offsets_base_TU1: + .long str_TU1-.debug_str.dwo + .long str_TU1_type-.debug_str.dwo +.debug_str_offsets_end_TU1: + +# Object files 2's portion of the .debug_str_offsets.dwo section. +.debug_str_offsets_object_file2: + +# CU2's contribution (from object file 2) +.debug_str_offsets_start_CU2: + .long .debug_str_offsets_end_CU2-.debug_str_offsets_base_CU2 + .short 5 # DWARF version + .short 0 # Padding +.debug_str_offsets_base_CU2: + .long str_producer-.debug_str.dwo + .long str_CU2-.debug_str.dwo + .long str_CU2_dir-.debug_str.dwo +.debug_str_offsets_end_CU2: + +# TU2's contribution (from object file 2) +.debug_str_offsets_start_TU2: + .long .debug_str_offsets_end_TU2-.debug_str_offsets_base_TU2 + .short 5 # DWARF version + .short 0 # Padding +.debug_str_offsets_base_TU2: + .long str_TU2-.debug_str.dwo + .long str_TU2_type-.debug_str.dwo +.debug_str_offsets_end_TU2: + + +# Abbrevs are shared for all compile and type units + .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 0x72 # DW_AT_str_offsets_base + .byte 0x17 # DW_FORM_sec_offset + .byte 0x03 # DW_AT_name + .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 0x00 # EOM(3) +abbrev_end: + + .section .debug_info.dwo,"",@progbits + +# DWARF v5 CU header. +CU1_5_start: + .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.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 +# The DW_AT_str_offsets_base attribute for CU1 contains the offset of CU1's +# contribution relative to the start of object file 1's portion of the +# .debug_str_offsets section. + .long .debug_str_offsets_base_CU1-.debug_str_offsets_object_file1 + .byte 2 # The index of the comp dir string + .byte 0 # NULL +CU1_5_end: + +CU2_5_start: + .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.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 +# The DW_AT_str_offsets_base attribute for CU2 contains the offset of CU2's +# contribution relative to the start of object file 2's portion of the +# .debug_str_offsets section. + .long .debug_str_offsets_base_CU2-.debug_str_offsets_object_file2 + .byte 2 # The index of the comp dir string + .byte 0 # NULL +CU2_5_end: + + .section .debug_types.dwo,"",@progbits +# DWARF v5 Type unit header. +TU1_5_start: + .long TU1_5_end-TU1_5_version # Length of Unit +TU1_5_version: + .short 5 # DWARF version number + .byte 2 # DWARF Unit Type + .byte 8 # Address Size (in bytes) + .long .debug_abbrev.dwo # Offset Into Abbrev. Section + .quad 0x0011223344556677 # Type Signature + .long TU1_5_type-TU1_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 +# The DW_AT_str_offsets_base attribute for TU1 contains the offset of TU1's +# contribution relative to the start of object file 1's portion of the +# .debug_str_offsets section. + .long .debug_str_offsets_base_TU1-.debug_str_offsets_object_file1 +# The type DIE, which has a name. +TU1_5_type: + .byte 3 # Abbreviation code + .byte 1 # Index of the type name string + .byte 0 # NULL + .byte 0 # NULL +TU1_5_end: + +TU2_5_start: + .long TU2_5_end-TU2_5_version # Length of Unit +TU2_5_version: + .short 5 # DWARF version number + .byte 2 # DWARF Unit Type + .byte 8 # Address Size (in bytes) + .long .debug_abbrev.dwo # Offset Into Abbrev. Section + .quad 0x00aabbccddeeff99 # Type Signature + .long TU2_5_type-TU2_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 +# The DW_AT_str_offsets_base attribute for TU2 contains the offset of TU2's +# contribution relative to the start of object file 2's portion of the +# .debug_str_offsets section. + .long .debug_str_offsets_base_TU2-.debug_str_offsets_object_file2 +# The type DIE, which has a name. +TU2_5_type: + .byte 3 # Abbreviation code + .byte 1 # Index of the type name string + .byte 0 # NULL + .byte 0 # NULL +TU2_5_end: + + .section .debug_cu_index,"",@progbits + # The index header + .long 2 # Version + .long 3 # Columns of contribution matrix + .long 2 # number of units + .long 2 # number of hash buckets in table + + # The signatures for both CUs. + .quad 0xddeeaaddbbaabbee # signature 1 + .quad 0xff00ffeeffaaff00 # signature 2 + # The indexes for both CUs. + .long 1 # index 1 + .long 2 # index 2 + # The sections to which both CUs contribute. + .long 1 # DW_SECT_INFO + .long 3 # DW_SECT_ABBREV + .long 6 # DW_SECT_STR_OFFSETS + + # The starting offsets of both CU's contributions to info, + # abbrev and string offsets table. + .long CU1_5_start-.debug_info.dwo + .long 0 + .long .debug_str_offsets_object_file1-.debug_str_offsets.dwo + .long CU2_5_start-.debug_info.dwo + .long 0 + .long .debug_str_offsets_object_file2-.debug_str_offsets.dwo + + # The lengths of both CU's contributions to info, abbrev and + # string offsets table. + .long CU1_5_end-CU1_5_start + .long abbrev_end-.debug_abbrev.dwo + .long .debug_str_offsets_end_CU1-.debug_str_offsets_start_CU1 + .long CU2_5_end-CU2_5_start + .long abbrev_end-.debug_abbrev.dwo + .long .debug_str_offsets_end_CU2-.debug_str_offsets_start_CU2 + + .section .debug_tu_index,"",@progbits + # The index header + .long 2 # Version + .long 3 # Columns of contribution matrix + .long 2 # number of units + .long 2 # number of hash buckets in table + + # The signatures for both TUs. + .quad 0xeeaaddbbaabbeedd # signature 1 + .quad 0x00ffeeffaaff00ff # signature 2 + # The indexes for both TUs. + .long 1 # index 1 + .long 2 # index 2 + # The sections to which both TUs contribute. + .long 2 # DW_SECT_TYPES + .long 3 # DW_SECT_ABBREV + .long 6 # DW_SECT_STR_OFFSETS + + # The starting offsets of both TU's contributions to info, + # abbrev and string offsets table. + .long TU1_5_start-.debug_types.dwo + .long 0 + .long .debug_str_offsets_object_file1-.debug_str_offsets.dwo + .long TU2_5_start-.debug_types.dwo + .long 0 + .long .debug_str_offsets_object_file2-.debug_str_offsets.dwo + + # The lengths of both TU's contributions to info, abbrev and + # string offsets table. + .long TU1_5_end-TU1_5_start + .long abbrev_end-.debug_abbrev.dwo + .long .debug_str_offsets_end_TU1-.debug_str_offsets_start_TU1 + .long TU2_5_end-TU2_5_start + .long abbrev_end-.debug_abbrev.dwo + .long .debug_str_offsets_end_TU2-.debug_str_offsets_start_TU2 + + +# Verify that the correct strings from each unit are displayed and that the +# index for the .debug_str_offsets section has the right values. + +# CHECK: Compile Unit +# CHECK-NOT: NULL +# CHECK: DW_TAG_compile_unit +# CHECK-NEXT: DW_AT_producer [DW_FORM_strx] ( indexed (00000000) string = "Handmade DWARF producer") +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "Compile_Unit_1") +# CHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000008) +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000002) string = "/home/test/CU1") +# CHECK-NOT: NULL + +# CHECK: Compile Unit +# CHECK-NOT: NULL +# CHECK: DW_TAG_compile_unit +# CHECK-NEXT: DW_AT_producer [DW_FORM_strx] ( indexed (00000000) string = "Handmade DWARF producer") +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "Compile_Unit_2") +# CHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000008) +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000002) string = "/home/test/CU2") +# +# CHECK: Type Unit +# CHECK-NOT: NULL +# CHECK: DW_TAG_type_unit +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000000) string = "Type_Unit_1") +# CHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x0000001c) +# CHECK-NOT: NULL +# CHECK: DW_TAG_structure_type +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "MyStruct_1") +# +# CHECK: Type Unit +# CHECK-NOT: NULL +# CHECK: DW_TAG_type_unit +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000000) string = "Type_Unit_2") +# CHECK-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x0000001c) +# CHECK-NOT: NULL +# CHECK: DW_TAG_structure_type +# CHECK-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "MyStruct_2") + +# Verify the correct offets of the compile and type units contributions in the +# index tables. + +# CHECK: .debug_cu_index contents: +# CHECK-NOT: contents: +# CHECK: 1 0xddeeaaddbbaabbee [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) +# CHECK-SAME: [0x00000000 +# CHECK-NEXT: 2 0xff00ffeeffaaff00 [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) +# CHECK-SAME: [0x00000024 + +# CHECK: .debug_tu_index contents: +# CHECK-NOT: contents: +# CHECK: 1 0xeeaaddbbaabbeedd [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) +# CHECK-SAME: [0x00000000 +# CHECK-NEXT: 2 0x00ffeeffaaff00ff [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) [{{0x[0-9a-f]*, 0x[0-9a-f]*}}) +# CHECK: [0x00000024 diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-1.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-1.s new file mode 100644 index 00000000000..180029202c5 --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-1.s @@ -0,0 +1,37 @@ +# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o +# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=INVALIDCONTRIB %s +# +# Test object to verify that llvm-dwarfdump handles an invalid string offsets +# table. +# +# A rudimentary abbrev section. + .section .debug_abbrev,"",@progbits + .byte 0x01 # Abbrev code + .byte 0x11 # DW_TAG_compile_unit + .byte 0x00 # DW_CHILDREN_no + .byte 0x00 # EOM(1) + .byte 0x00 # EOM(2) + .byte 0x00 # EOM(3) + +# A rudimentary compile unit to convince dwarfdump that we are dealing with a +# DWARF v5 string offsets table. + .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 +# A compile-unit DIE, which has no attributes. + .byte 1 # Abbreviation code +CU1_5_end: + + .section .debug_str_offsets,"",@progbits +# A degenerate section, not enough for a single contribution size. + .byte 2 + +# INVALIDCONTRIB: .debug_str_offsets contents: +# INVALIDCONTRIB-NOT: contents: +# INVALIDCONTRIB: error: invalid contribution to string offsets table in section .debug_str_offsets. diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-2.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-2.s new file mode 100644 index 00000000000..e8819628f35 --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-2.s @@ -0,0 +1,39 @@ +# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o +# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=INVALIDCONTRIB %s +# +# Test object to verify that llvm-dwarfdump handles an invalid string offsets +# table. +# +# A rudimentary abbrev section. + .section .debug_abbrev,"",@progbits + .byte 0x01 # Abbrev code + .byte 0x11 # DW_TAG_compile_unit + .byte 0x00 # DW_CHILDREN_no + .byte 0x00 # EOM(1) + .byte 0x00 # EOM(2) + .byte 0x00 # EOM(3) + +# A rudimentary compile unit to convince dwarfdump that we are dealing with a +# DWARF v5 string offsets table. + .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 +# A compile-unit DIE, which has no attributes. + .byte 1 # Abbreviation code +CU1_5_end: + + .section .debug_str_offsets,"",@progbits +# A degenerate section with fewer bytes than required for a DWARF64 size. + .long 0xffffffff + .long 0 + .short 4 + +# INVALIDCONTRIB: .debug_str_offsets contents: +# INVALIDCONTRIB-NOT: contents: +# INVALIDCONTRIB: error: invalid contribution to string offsets table in section .debug_str_offsets. diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-3.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-3.s new file mode 100644 index 00000000000..ebde2221372 --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-3.s @@ -0,0 +1,91 @@ +# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o +# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=INVALIDCONTRIB %s +# +# Test object to verify that llvm-dwarfdump handles an invalid string offsets +# table. + + .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" + + .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" + +# A rudimentary abbrev section. + .section .debug_abbrev,"",@progbits + .byte 0x01 # Abbrev code + .byte 0x11 # DW_TAG_compile_unit + .byte 0x00 # DW_CHILDREN_no + .byte 0x00 # EOM(1) + .byte 0x00 # EOM(2) + .byte 0x00 # EOM(3) + +# A rudimentary compile unit to convince dwarfdump that we are dealing with a +# DWARF v5 string offsets table. + .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 +# A compile-unit DIE, which has no attributes. + .byte 1 # Abbreviation code +CU1_5_end: + + .section .debug_str_offsets,"",@progbits +# CU1's contribution +# Invalid length + .long 0xfffffffe + .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 +.debug_str_offsets_segment0_end: +# CU2's contribution + .long .debug_str_offsets_segment1_end-.debug_str_offsets_base1 + .short 5 # DWARF version + .short 0 # Padding +.debug_str_offsets_base1: + .long str_producer + .long str_CU2 + .long 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: + +# INVALIDCONTRIB: .debug_str_offsets contents: +# INVALIDCONTRIB-NOT: contents: +# INVALIDCONTRIB: error: invalid contribution to string offsets table in section .debug_str_offsets. diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-4.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-4.s new file mode 100644 index 00000000000..9c6094ebade --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-4.s @@ -0,0 +1,53 @@ +# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o +# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=INVALIDLENGTH %s +# +# Test object to verify that llvm-dwarfdump handles an invalid string offsets +# table. + + .section .debug_str,"MS",@progbits,1 +str_producer: + .asciz "Handmade DWARF producer" +str_CU1: + .asciz "Compile_Unit_1" + +# A rudimentary abbrev section. + .section .debug_abbrev,"",@progbits + .byte 0x01 # Abbrev code + .byte 0x11 # DW_TAG_compile_unit + .byte 0x00 # DW_CHILDREN_no + .byte 0x00 # EOM(1) + .byte 0x00 # EOM(2) + .byte 0x00 # EOM(3) + +# A rudimentary compile unit to convince dwarfdump that we are dealing with a +# DWARF v5 string offsets table. + .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 +# A compile-unit DIE, which has no attributes. + .byte 1 # Abbreviation code +CU1_5_end: + +# Every unit contributes to the string_offsets table. + .section .debug_str_offsets,"",@progbits +# CU1's contribution +# The length is not a multiple of 4. Check that we don't read off the +# end. + .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 + .byte 0 +.debug_str_offsets_segment0_end: + +# INVALIDLENGTH: .debug_str_offsets contents: +# INVALIDLENGTH-NOT: contents: +# INVALIDLENGTH: error: contribution to string offsets table in section .debug_str_offsets has invalid length. diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-5.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-5.s new file mode 100644 index 00000000000..718b0f5b672 --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-invalid-5.s @@ -0,0 +1,14 @@ +# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o +# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=INVALIDSECTIONLENGTH %s +# +# Test object to verify that llvm-dwarfdump handles a degenerate string offsets +# section. +# +# Every unit contributes to the string_offsets table. + .section .debug_str_offsets,"",@progbits +# A degenerate section, not enough for a single entry. + .byte 2 + +# INVALIDSECTIONLENGTH: .debug_str_offsets contents: +# INVALIDSECTIONLENGTH-NOT: contents: +# INVALIDSECTIONLENGTH: error: size of .debug_str_offsets is not a multiple of 4. diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-macho.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-macho.s new file mode 100644 index 00000000000..34f151d37d9 --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets-macho.s @@ -0,0 +1,264 @@ +# RUN: llvm-mc -triple i386-apple-darwin9 %s -filetype=obj -o %t.o +# RUN: llvm-dwarfdump -v %t.o | FileCheck --check-prefix=COMMON %s +# +# Test object to verify dwarfdump handles v5 string offset tables in Mach-O. +# This is similar to dwarfdump-str-offsets.s with 2 CUs and 1 TU, but no +# split sections. +# + .section __DWARF,__debug_str,regular,debug +Linfo_string: + .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" + + .section __DWARF,__debug_str_offs,regular,debug +Ldebug_str_offsets: + .long Ldebug_str_offsets_segment0_end-Ldebug_str_offsets_base0 + .short 5 # DWARF version + .short 0 # Padding +Ldebug_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 +Ldebug_str_offsets_segment0_end: +# CU2's contribution + .long Ldebug_str_offsets_segment1_end-Ldebug_str_offsets_base1 + .short 5 # DWARF version + .short 0 # Padding +Ldebug_str_offsets_base1: + .long str_producer + .long str_CU2 + .long str_CU2_dir +Ldebug_str_offsets_segment1_end: +# The TU's contribution + .long Ldebug_str_offsets_segment2_end-Ldebug_str_offsets_base2 + .short 5 # DWARF version + .short 0 # Padding +Ldebug_str_offsets_base2: + .long str_TU + .long str_TU_type +Ldebug_str_offsets_segment2_end: + + .section __DWARF,__debug_abbrev,regular,debug +Lsection_abbrev: + .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) + + .section __DWARF,__debug_info,regular,debug +Lsection_info: +# 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 0 # 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 Ldebug_str_offsets_base0-Ldebug_str_offsets + .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 0 # 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 Ldebug_str_offsets_base1-Ldebug_str_offsets + .byte 2 # The index of the comp dir string + .byte 0 # NULL +CU2_5_end: + + .section __DWARF,__debug_types,regular,debug +# 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 0 # 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 Ldebug_str_offsets_base2-Ldebug_str_offsets # 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: + + +.subsections_via_symbols + +# We are using a hand-constructed object file and are interest in the correct +# diplay of the DW_str_offsetsbase attribute and the correct display of strings. +# +# 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] (0x0000002c) +# COMMON-NEXT: DW_AT_comp_dir [DW_FORM_strx] ( indexed (00000002) string = "/home/test/CU2") +# +# 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-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000040) +# COMMON: DW_TAG_structure_type +# COMMON-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "MyStruct") +# +# The .debug_str_offsets section +# COMMON: .debug_str_offsets contents: +# COMMON-NEXT: 0x00000000: Contribution size = 28, 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: 0x00000024: Contribution size = 12, Version = 5 +# COMMON-NEXT: 0x0000002c: 00000000 "Handmade DWARF producer" +# COMMON-NEXT: 0x00000030: 00000036 "Compile_Unit_2" +# COMMON-NEXT: 0x00000034: 00000045 "/home/test/CU2" +# COMMON-NEXT: 0x00000038: Contribution size = 8, Version = 5 +# COMMON-NEXT: 0x00000040: 00000054 "Type_Unit" +# COMMON-NEXT: 0x00000044: 0000005e "MyStruct" diff --git a/llvm/test/DebugInfo/X86/dwarfdump-str-offsets.s b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets.s new file mode 100644 index 00000000000..5fbef186af6 --- /dev/null +++ b/llvm/test/DebugInfo/X86/dwarfdump-str-offsets.s @@ -0,0 +1,396 @@ +# 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: +# CU2's contribution + .long .debug_str_offsets_segment1_end-.debug_str_offsets_base1 + .short 5 # DWARF version + .short 0 # Padding +.debug_str_offsets_base1: + .long str_producer + .long str_CU2 + .long 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 +# The split CU's contribution + .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 +.debug_dwo_str_offsets_segment0_end: +# The split TU's contribution + .long .debug_dwo_str_offsets_segment1_end-.debug_dwo_str_offsets_base1 + .short 5 # DWARF version + .short 0 # Padding +.debug_dwo_str_offsets_base1: + .long dwo_str_TU_5-.debug_str.dwo + .long dwo_str_TU_5_type-.debug_str.dwo +.debug_dwo_str_offsets_segment1_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 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 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 + .long .debug_dwo_str_offsets_base0-.debug_str_offsets.dwo + .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 0 # The index of the type unit name string + .long .debug_dwo_str_offsets_base1-.debug_str_offsets.dwo +# The type DIE, which has a name. +TU_split_5_type: + .byte 3 # Abbreviation code + .byte 1 # 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] (0x0000002c) +# 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_str_offsets_base [DW_FORM_sec_offset] (0x00000008) +# 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-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x00000040) +# 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 (00000000) string = "V5_split_type_unit") +# SPLIT-NEXT: DW_AT_str_offsets_base [DW_FORM_sec_offset] (0x0000001c) +# SPLIT: DW_TAG_structure_type +# SPLIT-NEXT: DW_AT_name [DW_FORM_strx] ( indexed (00000001) string = "V5_split_Mystruct") +# +# The .debug_str_offsets section +# COMMON: .debug_str_offsets contents: +# COMMON-NEXT: 0x00000000: Contribution size = 28, 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: 0x00000024: Contribution size = 12, Version = 5 +# COMMON-NEXT: 0x0000002c: 00000000 "Handmade DWARF producer" +# COMMON-NEXT: 0x00000030: 00000036 "Compile_Unit_2" +# COMMON-NEXT: 0x00000034: 00000045 "/home/test/CU2" +# COMMON-NEXT: 0x00000038: Contribution size = 8, Version = 5 +# COMMON-NEXT: 0x00000040: 00000054 "Type_Unit" +# COMMON-NEXT: 0x00000044: 0000005e "MyStruct" +# +# SPLIT: .debug_str_offsets.dwo contents: +# SPLIT-NEXT: 0x00000000: Contribution size = 12, 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: Contribution size = 8, Version = 5 +# SPLIT-NEXT: 0x0000001c: 00000047 "V5_split_type_unit" +# SPLIT-NEXT: 0x00000020: 0000005a "V5_split_Mystruct" |
