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264 lines
12 KiB
264 lines
12 KiB
# REQUIRES: x86
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# RUN: llvm-mc --filetype=obj --triple x86_64-pc-linux %s -o %t --defsym MAIN=0
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# RUN: llvm-mc --filetype=obj --triple x86_64-pc-linux %s -o %t.dwp --defsym DWP=0
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# RUN: %lldb %t -o "target variable A" -o "image lookup -v -n F1" -b | FileCheck %s
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# RUN: lldb-test symbols %t | FileCheck %s --check-prefix=SYMBOLS
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# CHECK-LABEL: target variable A
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# CHECK: (INT0) A = 0
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# CHECK: (INT1) A = 1
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# CHECK: (INT2) A = 2
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# CHECK: (INT3) A = 3
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# CHECK-LABEL: image lookup -v -n F1
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# CHECK: CompileUnit: id = {0x00000001}, file = "1.c", language = "unknown"
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# CHECK: Function: {{.*}}, name = "F1", range = [0x0000000000000001-0x0000000000000002)
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# CHECK: Variable: {{.*}}, name = "x", type = "int", location = DW_OP_reg1 RDX
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# SYMBOLS: Compile units:
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# SYMBOLS-NEXT: CompileUnit{0x00000000}, language = "unknown", file = '0.c'
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# SYMBOLS-NEXT: Variable{{.*}}, name = "A", {{.*}}, location = DW_OP_GNU_addr_index 0x0
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# SYMBOLS-NEXT: Function{{.*}}, demangled = F0
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# SYMBOLS-NEXT: Block{{.*}}, ranges = [0x00000000-0x00000001)
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# SYMBOLS-NEXT: Variable{{.*}}, name = "x", {{.*}}, location =
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# SYMBOLS-NEXT: DW_LLE_startx_length (0x0000000000000001, 0x0000000000000001): DW_OP_reg0 RAX
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# SYMBOLS-EMPTY:
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# SYMBOLS-NEXT: CompileUnit{0x00000001}, language = "unknown", file = '1.c'
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# SYMBOLS-NEXT: Variable{{.*}}, name = "A", {{.*}}, location = DW_OP_GNU_addr_index 0x2
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# SYMBOLS-NEXT: Function{{.*}}, demangled = F1
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# SYMBOLS-NEXT: Block{{.*}}, ranges = [0x00000001-0x00000002)
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# SYMBOLS-NEXT: Variable{{.*}}, name = "x", {{.*}}, location =
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# SYMBOLS-NEXT: DW_LLE_startx_length (0x0000000000000003, 0x0000000000000001): DW_OP_reg1 RDX
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# SYMBOLS-EMPTY:
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# SYMBOLS-NEXT: CompileUnit{0x00000002}, language = "unknown", file = '2.c'
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# SYMBOLS-NEXT: Variable{{.*}}, name = "A", {{.*}}, location = DW_OP_GNU_addr_index 0x4
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# SYMBOLS-NEXT: Function{{.*}}, demangled = F2
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# SYMBOLS-NEXT: Block{{.*}}, ranges = [0x00000002-0x00000003)
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# SYMBOLS-NEXT: Variable{{.*}}, name = "x", {{.*}}, location =
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# SYMBOLS-NEXT: DW_LLE_startx_length (0x0000000000000005, 0x0000000000000001): DW_OP_reg2 RCX
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# SYMBOLS-EMPTY:
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# SYMBOLS-NEXT: CompileUnit{0x00000003}, language = "unknown", file = '3.c'
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# SYMBOLS-NEXT: Variable{{.*}}, name = "A", {{.*}}, location = DW_OP_GNU_addr_index 0x6
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# SYMBOLS-NEXT: Function{{.*}}, demangled = F3
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# SYMBOLS-NEXT: Block{{.*}}, ranges = [0x00000003-0x00000004)
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# SYMBOLS-NEXT: Variable{{.*}}, name = "x", {{.*}}, location =
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# SYMBOLS-NEXT: DW_LLE_startx_length (0x0000000000000007, 0x0000000000000001): DW_OP_reg3 RBX
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# SYMBOLS-EMPTY:
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# SYMBOLS-NEXT: CompileUnit{0x00000004}, language = "unknown", file = ''
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# SYMBOLS-EMPTY:
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.section .debug_abbrev,"",@progbits
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.byte 1 # Abbreviation Code
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.byte 17 # DW_TAG_compile_unit
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.byte 0 # DW_CHILDREN_no
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.ascii "\260B" # DW_AT_GNU_dwo_name
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.byte 8 # DW_FORM_string
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.ascii "\261B" # DW_AT_GNU_dwo_id
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.byte 7 # DW_FORM_data8
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.ascii "\263B" # DW_AT_GNU_addr_base
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.byte 23 # DW_FORM_sec_offset
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.byte 85 # DW_AT_ranges
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.byte 23 # DW_FORM_sec_offset
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 0 # EOM(3)
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.ifdef MAIN
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.irpc I,01234
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.data
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A\I:
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.long \I
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.text
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F\I:
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nop
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.section .debug_info,"",@progbits
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.Lcu_begin\I:
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.long .Ldebug_info_end\I-.Ldebug_info_start\I # Length of Unit
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.Ldebug_info_start\I:
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.short 4 # DWARF version number
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.long .debug_abbrev # Offset Into Abbrev. Section
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.byte 8 # Address Size (in bytes)
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.byte 1 # Abbrev [1] 0xb:0x25 DW_TAG_compile_unit
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.asciz "A.dwo" # DW_AT_GNU_dwo_name
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.quad \I # DW_AT_GNU_dwo_id
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.long .debug_addr # DW_AT_GNU_addr_base
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.long .Lranges\I # DW_AT_ranges
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.Ldebug_info_end\I:
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.section .debug_addr,"",@progbits
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.quad A\I
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.quad F\I
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.section .debug_ranges,"",@progbits
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.Lranges\I:
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.quad F\I
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.quad F\I+1
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.quad 0
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.quad 0
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.endr
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.endif
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.ifdef DWP
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# This deliberately excludes compile unit 4 to check test the case of a missing
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# split unit.
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.irpc I,0123
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.section .debug_str.dwo,"MSe",@progbits,1
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.Lstr\I:
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.byte 'I', 'N', 'T', '0'+\I, 0
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.section .debug_str_offsets.dwo,"e",@progbits
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.Lstr_offsets\I:
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.long .Lstr\I-.debug_str.dwo
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.Lstr_offsets_end\I:
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.section .debug_loc.dwo,"e",@progbits
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.Lloc\I:
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.byte 3 # DW_LLE_startx_length
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.uleb128 \I*2+1
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.long 1
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.short 1 # Expression size
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.byte 80+\I # super-register DW_OP_reg0+\I
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.byte 0 # DW_LLE_end_of_list
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.Lloc_end\I:
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.section .debug_abbrev.dwo,"e",@progbits
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.Labbrev\I:
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.byte \I*10+1 # Abbreviation Code
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.byte 17 # DW_TAG_compile_unit
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.byte 1 # DW_CHILDREN_yes
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.byte 37 # DW_AT_producer
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.byte 8 # DW_FORM_string
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.byte 3 # DW_AT_name
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.byte 8 # DW_FORM_string
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte \I*10+2 # Abbreviation Code
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.byte 52 # DW_TAG_variable
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.byte 0 # DW_CHILDREN_no
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.byte 3 # DW_AT_name
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.byte 8 # DW_FORM_string
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 2 # DW_AT_location
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.byte 24 # DW_FORM_exprloc
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte \I*10+3 # Abbreviation Code
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.byte 36 # DW_TAG_base_type
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.byte 0 # DW_CHILDREN_no
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.byte 3 # DW_AT_name
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.byte 8 # DW_FORM_string
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.byte 62 # DW_AT_encoding
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.byte 11 # DW_FORM_data1
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.byte 11 # DW_AT_byte_size
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.byte 11 # DW_FORM_data1
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte \I*10+4 # Abbreviation Code
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.byte 22 # DW_TAG_typedef
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.byte 0 # DW_CHILDREN_no
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.byte 3 # DW_AT_name
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.uleb128 0x1f02 # DW_FORM_GNU_str_index
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte \I*10+5 # Abbreviation Code
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.byte 46 # DW_TAG_subprogram
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.byte 1 # DW_CHILDREN_yes
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.byte 17 # DW_AT_low_pc
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.uleb128 0x1f01 # DW_FORM_GNU_addr_index
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.byte 18 # DW_AT_high_pc
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.byte 11 # DW_FORM_data1
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.byte 3 # DW_AT_name
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.byte 8 # DW_FORM_string
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte \I*10+6 # Abbreviation Code
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.byte 5 # DW_TAG_formal_parameter
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.byte 0 # DW_CHILDREN_no
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.byte 2 # DW_AT_location
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.byte 23 # DW_FORM_sec_offset
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.byte 3 # DW_AT_name
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.byte 8 # DW_FORM_string
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.byte 73 # DW_AT_type
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.byte 19 # DW_FORM_ref4
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.byte 0 # EOM(1)
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.byte 0 # EOM(2)
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.byte 0 # EOM(3)
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.Labbrev_end\I:
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.section .debug_info.dwo,"e",@progbits
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.Lcu_begin\I:
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.long .Ldebug_info_end\I-.Ldebug_info_start\I # Length of Unit
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.Ldebug_info_start\I:
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.short 4 # DWARF version number
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.long 0 # Offset Into Abbrev. Section
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.byte 8 # Address Size (in bytes)
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.byte \I*10+1 # Abbrev DW_TAG_compile_unit
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.asciz "Hand-written DWARF" # DW_AT_producer
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.byte '0'+\I, '.', 'c', 0 # DW_AT_name
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.byte \I*10+2 # Abbrev DW_TAG_variable
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.asciz "A" # DW_AT_name
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.long .Ltypedef\I-.Lcu_begin\I# DW_AT_type
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.byte 2 # DW_AT_location
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.byte 0xfb # DW_OP_GNU_addr_index
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.byte \I*2
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.Ltypedef\I:
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.byte \I*10+4 # Abbrev DW_TAG_typedef
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.byte 0 # DW_AT_name
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.long .Ltype\I-.Lcu_begin\I # DW_AT_type
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.Ltype\I:
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.byte \I*10+3 # Abbrev DW_TAG_base_type
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.asciz "int" # DW_AT_name
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.byte 5 # DW_AT_encoding
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.byte 4 # DW_AT_byte_size
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.byte \I*10+5 # Abbrev DW_TAG_subprogram
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.uleb128 \I*2+1 # DW_AT_low_pc
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.byte 1 # DW_AT_high_pc
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.byte 'F', '0'+\I, 0 # DW_AT_name
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.byte \I*10+6 # Abbrev DW_TAG_formal_parameter
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.long 0 # DW_AT_location
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.asciz "x" # DW_AT_name
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.long .Ltype\I-.Lcu_begin\I # DW_AT_type
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.byte 0 # End Of Children Mark
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.byte 0 # End Of Children Mark
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.Ldebug_info_end\I:
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.endr
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.section .debug_cu_index,"",@progbits
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.short 2 # DWARF version number
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.short 0 # Reserved
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.long 4 # Section count
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.long 4 # Unit count
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.long 8 # Slot count
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.quad 0, 1, 2, 3, 0, 0, 0, 0 # Hash table
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.long 1, 2, 3, 4, 0, 0, 0, 0 # Index table
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.long 1 # DW_SECT_INFO
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.long 3 # DW_SECT_ABBREV
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.long 5 # DW_SECT_LOC
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.long 6 # DW_SECT_STR_OFFSETS
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.irpc I,0123
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.long .Lcu_begin\I-.debug_info.dwo
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.long .Labbrev\I-.debug_abbrev.dwo
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.long .Lloc\I-.debug_loc.dwo
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.long .Lstr_offsets\I-.debug_str_offsets.dwo
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.endr
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.irpc I,0123
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.long .Ldebug_info_end\I-.Lcu_begin\I
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.long .Labbrev_end\I-.Labbrev\I
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.long .Lloc_end\I-.Lloc\I
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.long .Lstr_offsets_end\I-.Lstr_offsets\I
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.endr
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.endif
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