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Add back deleted test for llvm-dwarfdump JSON output #127660

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32f62e1
Add back deleted test for llvm-dwarfdump JSON output
youngd007 Feb 18, 2025
aa81456
Merge branch 'main' into addbacktest
youngd007 Feb 18, 2025
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172 changes: 172 additions & 0 deletions llvm/test/tools/llvm-dwarfdump/X86/debug-names-verify-completeness-json-output.s
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# RUN: llvm-mc -triple x86_64-pc-linux %s -filetype=obj -o - | not llvm-dwarfdump -verify --verify-json=%t.json -
# RUN: FileCheck %s --input-file %t.json

# CHECK: {"error-categories":{"Name Index DIE entry missing name":{"count":10}},"error-count":10}
# CHECK-NOT: error: Name Index @ 0x0: Entry for DIE @ {{.*}} (DW_TAG_variable) with name var_block_addr missing.

.section .debug_loc,"",@progbits
.Ldebug_loc0:
.quad 0
.quad 1
.short .Lloc0_end-.Lloc0_start # Loc expr size
.Lloc0_start:
.byte 3 # DW_OP_addr
.quad 0x47
.Lloc0_end:
.quad 0
.quad 0

.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 8 # DW_FORM_string
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 6 # DW_FORM_data4
.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 8 # DW_FORM_string
.byte 2 # DW_AT_location
.byte 24 # DW_FORM_exprloc
.byte 0 # EOM(1)
.byte 0 # EOM(2)

.byte 3 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 3 # DW_AT_name
.byte 8 # DW_FORM_string
.byte 110 # DW_AT_linkage_name
.byte 8 # DW_FORM_string
.byte 82 # DW_AT_entry_pc
.byte 1 # DW_FORM_addr
.byte 0 # EOM(1)
.byte 0 # EOM(2)

.byte 4 # Abbreviation Code
.byte 57 # DW_TAG_namespace
.byte 1 # DW_CHILDREN_yes
.byte 3 # DW_AT_name
.byte 8 # DW_FORM_string
.byte 0 # EOM(1)
.byte 0 # EOM(2)

.byte 5 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 8 # DW_FORM_string
.byte 2 # DW_AT_location
.byte 23 # DW_FORM_sec_offset
.byte 0 # EOM(1)
.byte 0 # EOM(2)

.byte 6 # Abbreviation Code
.byte 57 # DW_TAG_namespace
.byte 1 # DW_CHILDREN_yes
.byte 0 # EOM(1)
.byte 0 # EOM(2)

.byte 7 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 8 # DW_FORM_string
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 1 # DW_FORM_addr
.byte 0 # EOM(1)
.byte 0 # EOM(2)

.byte 8 # Abbreviation Code
.byte 10 # DW_TAG_label
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 8 # DW_FORM_string
.byte 82 # DW_AT_entry_pc
.byte 1 # DW_FORM_addr
.byte 0 # EOM(1)
.byte 0 # EOM(2)

.byte 0 # EOM(3)
.section .debug_info,"",@progbits

.Lcu_begin0:
.long .Lcu_end0-.Lcu_start0 # Length of Unit
.Lcu_start0:
.short 4 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.asciz "hand-written DWARF" # DW_AT_producer
.quad 0x0 # DW_AT_low_pc
.long 0x100 # DW_AT_high_pc

.byte 4 # Abbrev [4] DW_TAG_namespace
.asciz "namesp" # DW_AT_name
.byte 2 # Abbrev [2] DW_TAG_variable
.asciz "var_block_addr" # DW_AT_name
.byte 9 # DW_AT_location
.byte 3 # DW_OP_addr
.quad 0x47
.byte 0 # End Of Children Mark

.byte 6 # Abbrev [6] DW_TAG_namespace
.byte 5 # Abbrev [5] DW_TAG_variable
.asciz "var_loc_addr" # DW_AT_name
.long .Ldebug_loc0 # DW_AT_location
.byte 0 # End Of Children Mark

.byte 2 # Abbrev [2] DW_TAG_variable
.asciz "var_loc_tls" # DW_AT_name
.byte 1 # DW_AT_location
.byte 0x9b # DW_OP_form_tls_address

.byte 2 # Abbrev [2] DW_TAG_variable
.asciz "var_loc_gnu_tls" # DW_AT_name
.byte 1 # DW_AT_location
.byte 0xe0 # DW_OP_GNU_push_tls_address

.byte 3 # Abbrev [3] DW_TAG_subprogram
.asciz "fun_name" # DW_AT_name
.asciz "_Z8fun_name" # DW_AT_linkage_name
.quad 0x47 # DW_AT_entry_pc
.byte 7 # Abbrev [7] DW_TAG_inlined_subroutine
.asciz "fun_inline" # DW_AT_name
.quad 0x48 # DW_AT_low_pc
.quad 0x49 # DW_AT_high_pc
.byte 8 # Abbrev [8] DW_TAG_label
.asciz "label" # DW_AT_name
.quad 0x4a # DW_AT_entry_pc
.byte 0 # End Of Children Mark

.byte 0 # End Of Children Mark
.Lcu_end0:

.section .debug_names,"",@progbits
.long .Lnames_end0-.Lnames_start0 # Header: contribution length
.Lnames_start0:
.short 5 # Header: version
.short 0 # Header: padding
.long 1 # Header: compilation unit count
.long 0 # Header: local type unit count
.long 0 # Header: foreign type unit count
.long 0 # Header: bucket count
.long 0 # Header: name count
.long .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size
.long 0 # Header: augmentation length
.long .Lcu_begin0 # Compilation unit 0
.Lnames_abbrev_start0:
.byte 0 # End of abbrev list
.Lnames_abbrev_end0:
.Lnames_entries0:
.Lnames_end0:
111 changes: 111 additions & 0 deletions llvm/test/tools/llvm-dwarfdump/X86/debug-names-verify-cu-lists-json-output.s
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# RUN: llvm-mc -triple x86_64-pc-linux %s -filetype=obj | \
# RUN: not llvm-dwarfdump -verify -verify-json=%t.json -
# RUN: FileCheck %s --input-file %t.json

# CHECK: {"error-categories":{"Duplicate Name Index":{"count":1},"Name Index doesn't index any CU":{"count":1},"Name Index references non-existing CU":{"count":1}},"error-count":3}
# CHECK-NOT : error: Name Index @ 0x58 references a CU @ 0x0, but this CU is already indexed by Name Index @ 0x28
# CHECK-NOT: warning: CU @ 0x13 not covered by any Name Index


.section .debug_str,"MS",@progbits,1
.Lstring_foo:
.asciz "foo"
.Lstring_foo_mangled:
.asciz "_Z3foov"
.Lstring_bar:
.asciz "bar"
.Lstring_producer:
.asciz "Hand-written dwarf"

.section .debug_abbrev,"",@progbits
.Lsection_abbrev:
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 1 # DW_CHILDREN_yes
.byte 37 # DW_AT_producer
.byte 14 # DW_FORM_strp
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)

.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Lcu_end0-.Lcu_start0 # Length of Unit
.Lcu_start0:
.short 4 # DWARF version number
.long .Lsection_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.long .Lstring_producer # DW_AT_producer
.short 12 # DW_AT_language
.byte 0 # End Of Children Mark
.Lcu_end0:

.Lcu_begin1:
.long .Lcu_end1-.Lcu_start1 # Length of Unit
.Lcu_start1:
.short 4 # DWARF version number
.long .Lsection_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.long .Lstring_producer # DW_AT_producer
.short 12 # DW_AT_language
.byte 0 # End Of Children Mark
.Lcu_end1:

.section .debug_names,"",@progbits
.long .Lnames_end0-.Lnames_start0 # Header: contribution length
.Lnames_start0:
.short 5 # Header: version
.short 0 # Header: padding
.long 0 # Header: compilation unit count
.long 0 # Header: local type unit count
.long 0 # Header: foreign type unit count
.long 0 # Header: bucket count
.long 0 # Header: name count
.long .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size
.long 0 # Header: augmentation length
.Lnames_abbrev_start0:
.byte 0 # End of abbrev list
.Lnames_abbrev_end0:
.p2align 2
.Lnames_end0:

.long .Lnames_end1-.Lnames_start1 # Header: contribution length
.Lnames_start1:
.short 5 # Header: version
.short 0 # Header: padding
.long 2 # Header: compilation unit count
.long 0 # Header: local type unit count
.long 0 # Header: foreign type unit count
.long 0 # Header: bucket count
.long 0 # Header: name count
.long .Lnames_abbrev_end1-.Lnames_abbrev_start1 # Header: abbreviation table size
.long 0 # Header: augmentation length
.long .Lcu_begin0 # Compilation unit 0
.long .Lcu_begin0+1 # Compilation unit 0
.Lnames_abbrev_start1:
.byte 0 # End of abbrev list
.Lnames_abbrev_end1:
.p2align 2
.Lnames_end1:

.long .Lnames_end2-.Lnames_start2 # Header: contribution length
.Lnames_start2:
.short 5 # Header: version
.short 0 # Header: padding
.long 1 # Header: compilation unit count
.long 0 # Header: local type unit count
.long 0 # Header: foreign type unit count
.long 0 # Header: bucket count
.long 0 # Header: name count
.long .Lnames_abbrev_end2-.Lnames_abbrev_start2 # Header: abbreviation table size
.long 0 # Header: augmentation length
.long .Lcu_begin0 # Compilation unit 0
.Lnames_abbrev_start2:
.byte 0 # End of abbrev list
.Lnames_abbrev_end2:
.p2align 2
.Lnames_end2: