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|
# REQUIRES: system-linux
# RUN: llvm-mc -dwarf-version=3 -filetype=obj -triple x86_64-unknown-linux %s -o %t1.o
# RUN: %clang %cflags -dwarf-3 %t1.o -o %t.exe -Wl,-q
# RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections
# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.exe | FileCheck --check-prefix=PRECHECK %s
# RUN: llvm-dwarfdump --show-form --verbose --debug-ranges %t.bolt > %t.txt
# RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t.txt
# RUN: cat %t.txt | FileCheck --check-prefix=POSTCHECK %s
# This tests checks that DW_AT_high_pc[DW_FORM_ADDR] can be converted to DW_AT_ranges correctly in Dwarf3
# PRECHECK: version = 0x0003
# PRECHECK: DW_AT_low_pc
# PRECHECK-SAME: DW_FORM_addr
# PRECHECK-SAME: 0x[[#%.16x,ADDR_LOW:]]
# PRECHECK-NEXT: DW_AT_high_pc [DW_FORM_addr] (0x[[#ADDR_LOW + 41]])
# POSTCHECK: [[#%.8x,OFFSET:]] [[#%.16x, ADDR_1_BEGIN:]]
# POSTCHECK-SAME: [[#%.16x, ADDR_1_END:]]
# POSTCHECK-NEXT: [[#OFFSET]]
# POSTCHECK-SAME: [[#%.16x, ADDR_2_BEGIN:]]
# POSTCHECK-SAME: [[#%.16x, ADDR_2_END:]]
# POSTCHECK: version = 0x0003
# POSTCHECK: DW_AT_low_pc
# POSTCHECK-SAME: DW_FORM_addr
# POSTCHECK-SAME: (0x0000000000000000)
# POSTCHECK-NEXT: DW_AT_ranges
# POSTCHECK-SAME: DW_FORM_data4
# POSTCHECK-SAME: (0x[[#OFFSET]]
# POSTCHECK-NEXT: [0x[[#ADDR_1_BEGIN]]
# POSTCHECK-SAME: 0x[[#ADDR_1_END]]
# POSTCHECK-NEXT: [0x[[#ADDR_2_BEGIN]]
# POSTCHECK-SAME: 0x[[#ADDR_2_END]]
# clang++ -g -gdwarf-3 -emit-llvm -S -O2 main.cpp
#
# void use(int * x, int * y) {
# *x += 4;
# *y -= 2;
# }
# int x = 0;
# int y = 1;
# int main(int argc, char *argv[]) {
# x = argc;
# y = argc + 3;
# use(&x, &y);
# return x+y;
# }
.text
.file "main.cpp"
.file 1 "/home/test" "main.cpp"
.globl _Z3usePiS_ # -- Begin function _Z3usePiS_
.p2align 4, 0x90
.type _Z3usePiS_,@function
_Z3usePiS_: # @_Z3usePiS_
.Lfunc_begin0:
.loc 1 1 0 # main.cpp:1:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: use:x <- $rdi
#DEBUG_VALUE: use:y <- $rsi
.loc 1 2 4 prologue_end # main.cpp:2:4
addl $4, (%rdi)
.loc 1 3 4 # main.cpp:3:4
addl $-2, (%rsi)
.loc 1 4 1 # main.cpp:4:1
retq
.Ltmp0:
.Lfunc_end0:
.size _Z3usePiS_, .Lfunc_end0-_Z3usePiS_
.cfi_endproc
# -- End function
.globl main # -- Begin function main
.p2align 4, 0x90
.type main,@function
main: # @main
.Lfunc_begin1:
.loc 1 8 0 # main.cpp:8:0
.cfi_startproc
# %bb.0: # %entry
#DEBUG_VALUE: main:argc <- $edi
#DEBUG_VALUE: main:argv <- $rsi
# kill: def $edi killed $edi def $rdi
.loc 1 2 4 prologue_end # main.cpp:2:4
leal 4(%rdi), %eax
movl %eax, x(%rip)
.Ltmp1:
#DEBUG_VALUE: use:x <- undef
.loc 1 3 4 # main.cpp:3:4
leal 1(%rdi), %eax
movl %eax, y(%rip)
.Ltmp2:
#DEBUG_VALUE: use:y <- undef
.loc 1 12 13 # main.cpp:12:13
leal (%rdi,%rdi), %eax
addl $5, %eax
.loc 1 12 5 is_stmt 0 # main.cpp:12:5
retq
.Ltmp3:
.Lfunc_end1:
.size main, .Lfunc_end1-main
.cfi_endproc
# -- End function
.type x,@object # @x
.bss
.globl x
.p2align 2
x:
.long 0 # 0x0
.size x, 4
.type y,@object # @y
.data
.globl y
.p2align 2
y:
.long 1 # 0x1
.size y, 4
.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 14 # DW_FORM_strp
.byte 19 # DW_AT_language
.byte 5 # DW_FORM_data2
.byte 3 # DW_AT_name
.byte 14 # DW_FORM_strp
.byte 16 # DW_AT_stmt_list
.byte 6 # DW_FORM_data4
.byte 27 # DW_AT_comp_dir
.byte 14 # DW_FORM_strp
.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 2 # Abbreviation Code
.byte 52 # DW_TAG_variable
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 14 # DW_FORM_strp
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 12 # DW_FORM_flag
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 2 # DW_AT_location
.byte 10 # DW_FORM_block1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 3 # Abbreviation Code
.byte 36 # DW_TAG_base_type
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 14 # DW_FORM_strp
.byte 62 # DW_AT_encoding
.byte 11 # DW_FORM_data1
.byte 11 # DW_AT_byte_size
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 4 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 1 # DW_FORM_addr
.byte 64 # DW_AT_frame_base
.byte 10 # DW_FORM_block1
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 5 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 10 # DW_FORM_block1
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 6 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.ascii "\207@" # DW_AT_MIPS_linkage_name
.byte 14 # DW_FORM_strp
.byte 3 # DW_AT_name
.byte 14 # DW_FORM_strp
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 63 # DW_AT_external
.byte 12 # DW_FORM_flag
.byte 32 # DW_AT_inline
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 7 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 3 # DW_AT_name
.byte 14 # DW_FORM_strp
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 8 # Abbreviation Code
.byte 15 # DW_TAG_pointer_type
.byte 0 # DW_CHILDREN_no
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 9 # Abbreviation Code
.byte 46 # DW_TAG_subprogram
.byte 1 # DW_CHILDREN_yes
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 1 # DW_FORM_addr
.byte 64 # DW_AT_frame_base
.byte 10 # DW_FORM_block1
.byte 3 # DW_AT_name
.byte 14 # DW_FORM_strp
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 63 # DW_AT_external
.byte 12 # DW_FORM_flag
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 10 # Abbreviation Code
.byte 5 # DW_TAG_formal_parameter
.byte 0 # DW_CHILDREN_no
.byte 2 # DW_AT_location
.byte 10 # DW_FORM_block1
.byte 3 # DW_AT_name
.byte 14 # DW_FORM_strp
.byte 58 # DW_AT_decl_file
.byte 11 # DW_FORM_data1
.byte 59 # DW_AT_decl_line
.byte 11 # DW_FORM_data1
.byte 73 # DW_AT_type
.byte 19 # DW_FORM_ref4
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 11 # Abbreviation Code
.byte 29 # DW_TAG_inlined_subroutine
.byte 0 # DW_CHILDREN_no
.byte 49 # DW_AT_abstract_origin
.byte 19 # DW_FORM_ref4
.byte 17 # DW_AT_low_pc
.byte 1 # DW_FORM_addr
.byte 18 # DW_AT_high_pc
.byte 1 # DW_FORM_addr
.byte 88 # DW_AT_call_file
.byte 11 # DW_FORM_data1
.byte 89 # DW_AT_call_line
.byte 11 # DW_FORM_data1
.byte 87 # DW_AT_call_column
.byte 11 # DW_FORM_data1
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 0 # EOM(3)
.section .debug_info,"",@progbits
.Lcu_begin0:
.long .Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
.short 3 # DWARF version number
.long .debug_abbrev # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] 0xb:0x108 DW_TAG_compile_unit
.long .Linfo_string0 # DW_AT_producer
.short 33 # DW_AT_language
.long .Linfo_string1 # DW_AT_name
.long .Lline_table_start0 # DW_AT_stmt_list
.long .Linfo_string2 # DW_AT_comp_dir
.quad .Lfunc_begin0 # DW_AT_low_pc
.quad .Lfunc_end1 # DW_AT_high_pc
.byte 2 # Abbrev [2] 0x2e:0x16 DW_TAG_variable
.long .Linfo_string3 # DW_AT_name
.long 68 # DW_AT_type
.byte 1 # DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 6 # DW_AT_decl_line
.byte 9 # DW_AT_location
.byte 3
.quad x
.byte 3 # Abbrev [3] 0x44:0x7 DW_TAG_base_type
.long .Linfo_string4 # DW_AT_name
.byte 5 # DW_AT_encoding
.byte 4 # DW_AT_byte_size
.byte 2 # Abbrev [2] 0x4b:0x16 DW_TAG_variable
.long .Linfo_string5 # DW_AT_name
.long 68 # DW_AT_type
.byte 1 # DW_AT_external
.byte 1 # DW_AT_decl_file
.byte 7 # DW_AT_decl_line
.byte 9 # DW_AT_location
.byte 3
.quad y
.byte 4 # Abbrev [4] 0x61:0x26 DW_TAG_subprogram
.quad .Lfunc_begin0 # DW_AT_low_pc
.quad .Lfunc_end0 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
.long 135 # DW_AT_abstract_origin
.byte 5 # Abbrev [5] 0x78:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.long 148 # DW_AT_abstract_origin
.byte 5 # Abbrev [5] 0x7f:0x7 DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 84
.long 159 # DW_AT_abstract_origin
.byte 0 # End Of Children Mark
.byte 6 # Abbrev [6] 0x87:0x24 DW_TAG_subprogram
.long .Linfo_string6 # DW_AT_MIPS_linkage_name
.long .Linfo_string7 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.byte 1 # DW_AT_external
.byte 1 # DW_AT_inline
.byte 7 # Abbrev [7] 0x94:0xb DW_TAG_formal_parameter
.long .Linfo_string3 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 171 # DW_AT_type
.byte 7 # Abbrev [7] 0x9f:0xb DW_TAG_formal_parameter
.long .Linfo_string5 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 1 # DW_AT_decl_line
.long 171 # DW_AT_type
.byte 0 # End Of Children Mark
.byte 8 # Abbrev [8] 0xab:0x5 DW_TAG_pointer_type
.long 68 # DW_AT_type
.byte 9 # Abbrev [9] 0xb0:0x51 DW_TAG_subprogram
.quad .Lfunc_begin1 # DW_AT_low_pc
.quad .Lfunc_end1 # DW_AT_high_pc
.byte 1 # DW_AT_frame_base
.byte 87
.long .Linfo_string8 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.long 68 # DW_AT_type
.byte 1 # DW_AT_external
.byte 10 # Abbrev [10] 0xce:0xd DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 85
.long .Linfo_string9 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.long 68 # DW_AT_type
.byte 10 # Abbrev [10] 0xdb:0xd DW_TAG_formal_parameter
.byte 1 # DW_AT_location
.byte 84
.long .Linfo_string10 # DW_AT_name
.byte 1 # DW_AT_decl_file
.byte 8 # DW_AT_decl_line
.long 257 # DW_AT_type
.byte 11 # Abbrev [11] 0xe8:0x18 DW_TAG_inlined_subroutine
.long 135 # DW_AT_abstract_origin
.quad .Lfunc_begin1 # DW_AT_low_pc
.quad .Ltmp2 # DW_AT_high_pc
.byte 1 # DW_AT_call_file
.byte 11 # DW_AT_call_line
.byte 5 # DW_AT_call_column
.byte 0 # End Of Children Mark
.byte 8 # Abbrev [8] 0x101:0x5 DW_TAG_pointer_type
.long 262 # DW_AT_type
.byte 8 # Abbrev [8] 0x106:0x5 DW_TAG_pointer_type
.long 267 # DW_AT_type
.byte 3 # Abbrev [3] 0x10b:0x7 DW_TAG_base_type
.long .Linfo_string11 # DW_AT_name
.byte 6 # DW_AT_encoding
.byte 1 # DW_AT_byte_size
.byte 0 # End Of Children Mark
.Ldebug_info_end0:
.section .debug_str,"MS",@progbits,1
.Linfo_string0:
.asciz "clang version 14.0.0" # string offset=0
.Linfo_string1:
.asciz "main.cpp" # string offset=134
.Linfo_string2:
.asciz "/home/test" # string offset=143
.Linfo_string3:
.asciz "x" # string offset=159
.Linfo_string4:
.asciz "int" # string offset=161
.Linfo_string5:
.asciz "y" # string offset=165
.Linfo_string6:
.asciz "_Z3usePiS_" # string offset=167
.Linfo_string7:
.asciz "use" # string offset=178
.Linfo_string8:
.asciz "main" # string offset=182
.Linfo_string9:
.asciz "argc" # string offset=187
.Linfo_string10:
.asciz "argv" # string offset=192
.Linfo_string11:
.asciz "char" # string offset=197
.ident "clang version 14.0.0"
.section ".note.GNU-stack","",@progbits
.section .debug_line,"",@progbits
.Lline_table_start0:
|
