| # RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o |
| # RUN: llvm-dwarfdump -v %t.o 2> %t.err | FileCheck --check-prefix=COMMON --check-prefix=SPLIT %s |
| # RUN: llvm-dwarfdump -verify %t.o | FileCheck --check-prefix=VERIFY %s |
| # |
| # Check that we don't report an error on a non-existent range list table. |
| # RUN: FileCheck -allow-empty --check-prefix ERR %s < %t.err |
| |
| # 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+4 |
| .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+4 |
| .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+4 |
| .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+4 |
| .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 0x49 # DW_AT_type |
| .byte 0x13 # DW_FORM_ref4 |
| .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 0x49 # DW_AT_type |
| .byte 0x13 # DW_FORM_ref4 |
| .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 0x49 # DW_AT_type |
| .byte 0x13 # DW_FORM_ref4 |
| .byte 0x00 # EOM(1) |
| .byte 0x00 # EOM(2) |
| .byte 0x08 # Abbrev code |
| .byte 0x24 # DW_TAG_base_type |
| .byte 0x00 # DW_CHILDREN_no |
| .byte 0x3e # DW_AT_encoding |
| .byte 0x0b # DW_FORM_data1 |
| .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, and DW_AT_type. |
| .byte 5 # Abbreviation code |
| .short 0x0004 # Subprogram name string (DW_FORM_strx2) |
| .long TypeDie-.debug_info |
| # A variable DIE with DW_AT_name, using DW_FORM_strx3, and DW_AT_type. |
| .byte 6 # Abbreviation code |
| .byte 5 # Subprogram name string (DW_FORM_strx3) |
| .short 0 # Subprogram name string (DW_FORM_strx3) |
| .long TypeDie-.debug_info |
| # A variable DIE with DW_AT_name, using DW_FORM_strx4, and DW_AT_type. |
| .byte 7 # Abbreviation code |
| .long 6 # Subprogram name string (DW_FORM_strx4) |
| .long TypeDie-.debug_info |
| .byte 0 # NULL |
| # A base type DIE with DW_AT_encoding. |
| TypeDie: |
| .byte 8 # Abbreviation code |
| .byte 5 # DW_ATE_signed |
| .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 = 32, 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 = 28, 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 = 12, 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 = 24, 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" |
| |
| # VERIFY: No errors. |
| |
| # ERR-NOT: parsing a range list table: |
