/* This testcase is part of GDB, the GNU debugger. Copyright 2012-2024 Free Software Foundation, Inc. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ /* This source file was generated by: g++ -o gdb.arch/amd64-tailcall-cxx1.S gdb.arch/amd64-tailcall-cxx1.cc -Wall -S -dA -O2 -g Fedora GCC was used here to also test the case of missing DW_AT_linkage_name. */ .file "amd64-tailcall-cxx1.cc" .text .Ltext0: .p2align 4,,15 .globl _Z1gi .type _Z1gi, @function _Z1gi: .LFB0: .file 1 "gdb.arch/amd64-tailcall-cxx1.cc" # gdb.arch/amd64-tailcall-cxx1.cc:22 .loc 1 22 0 .cfi_startproc .LVL0: # BLOCK 2 freq:10000 seq:0 # PRED: ENTRY [100.0%] (FALLTHRU) # gdb.arch/amd64-tailcall-cxx1.cc:23 .loc 1 23 0 movl %edi, v(%rip) # SUCC: EXIT [100.0%] ret .cfi_endproc .LFE0: .size _Z1gi, .-_Z1gi .section .text.startup,"ax",@progbits .p2align 4,,15 .globl main .type main, @function main: .LFB1: # gdb.arch/amd64-tailcall-cxx1.cc:30 .loc 1 30 0 .cfi_startproc # BLOCK 2 freq:10000 seq:0 # PRED: ENTRY [100.0%] (FALLTHRU) subq $8, %rsp .cfi_def_cfa_offset 16 # gdb.arch/amd64-tailcall-cxx1.cc:31 .loc 1 31 0 movl $1, %edi call _Z1fi .LVL1: # gdb.arch/amd64-tailcall-cxx1.cc:32 .loc 1 32 0 xorl %eax, %eax addq $8, %rsp .cfi_def_cfa_offset 8 # SUCC: EXIT [100.0%] ret .cfi_endproc .LFE1: .size main, .-main .globl v .bss .align 4 .type v, @object .size v, 4 v: .zero 4 .text .Letext0: .section .debug_info,"",@progbits .Ldebug_info0: .long 0xb4 # Length of Compilation Unit Info .value 0x4 # DWARF version number .long .Ldebug_abbrev0 # Offset Into Abbrev. Section .byte 0x8 # Pointer Size (in bytes) .uleb128 0x1 # (DIE (0xb) DW_TAG_compile_unit) .long .LASF1 # DW_AT_producer: "GNU C++ 4.8.0 20130220 (Red Hat 4.8.0-0.14) -mtune=generic -march=x86-64 -g -O2" .byte 0x4 # DW_AT_language .long .LASF2 # DW_AT_name: "gdb.arch/amd64-tailcall-cxx1.cc" .long .LASF3 # DW_AT_comp_dir: "" .long .Ldebug_ranges0+0 # DW_AT_ranges .quad 0 # DW_AT_low_pc .long .Ldebug_line0 # DW_AT_stmt_list .uleb128 0x2 # (DIE (0x29) DW_TAG_subprogram) # DW_AT_external .ascii "g\0" # DW_AT_name .byte 0x1 # DW_AT_decl_file (gdb.arch/amd64-tailcall-cxx1.cc) .byte 0x15 # DW_AT_decl_line .long .LASF4 # DW_AT_linkage_name: "_Z1gi" .quad .LFB0 # DW_AT_low_pc .quad .LFE0-.LFB0 # DW_AT_high_pc .uleb128 0x1 # DW_AT_frame_base .byte 0x9c # DW_OP_call_frame_cfa # DW_AT_GNU_all_call_sites .long 0x54 # DW_AT_sibling .uleb128 0x3 # (DIE (0x48) DW_TAG_formal_parameter) .ascii "x\0" # DW_AT_name .byte 0x1 # DW_AT_decl_file (gdb.arch/amd64-tailcall-cxx1.cc) .byte 0x15 # DW_AT_decl_line .long 0x54 # DW_AT_type .uleb128 0x1 # DW_AT_location .byte 0x55 # DW_OP_reg5 .byte 0 # end of children of DIE 0x29 .uleb128 0x4 # (DIE (0x54) DW_TAG_base_type) .byte 0x4 # DW_AT_byte_size .byte 0x5 # DW_AT_encoding .ascii "int\0" # DW_AT_name .uleb128 0x5 # (DIE (0x5b) DW_TAG_subprogram) # DW_AT_external .long .LASF0 # DW_AT_name: "main" .byte 0x1 # DW_AT_decl_file (gdb.arch/amd64-tailcall-cxx1.cc) .byte 0x1d # DW_AT_decl_line .long 0x54 # DW_AT_type .quad .LFB1 # DW_AT_low_pc .quad .LFE1-.LFB1 # DW_AT_high_pc .uleb128 0x1 # DW_AT_frame_base .byte 0x9c # DW_OP_call_frame_cfa # DW_AT_GNU_all_call_sites .long 0x90 # DW_AT_sibling .uleb128 0x6 # (DIE (0x7c) DW_TAG_GNU_call_site) .quad .LVL1 # DW_AT_low_pc .long 0xa8 # DW_AT_abstract_origin .uleb128 0x7 # (DIE (0x89) DW_TAG_GNU_call_site_parameter) .uleb128 0x1 # DW_AT_location .byte 0x55 # DW_OP_reg5 .uleb128 0x1 # DW_AT_GNU_call_site_value .byte 0x31 # DW_OP_lit1 .byte 0 # end of children of DIE 0x7c .byte 0 # end of children of DIE 0x5b .uleb128 0x8 # (DIE (0x90) DW_TAG_variable) .ascii "v\0" # DW_AT_name .byte 0x1 # DW_AT_decl_file (gdb.arch/amd64-tailcall-cxx1.cc) .byte 0x12 # DW_AT_decl_line .long 0xa3 # DW_AT_type # DW_AT_external .uleb128 0x9 # DW_AT_location .byte 0x3 # DW_OP_addr .quad v .uleb128 0x9 # (DIE (0xa3) DW_TAG_volatile_type) .long 0x54 # DW_AT_type .uleb128 0xa # (DIE (0xa8) DW_TAG_subprogram) # DW_AT_external .ascii "f\0" # DW_AT_name .byte 0x1 # DW_AT_decl_file (gdb.arch/amd64-tailcall-cxx1.cc) .byte 0x1a # DW_AT_decl_line .long .LASF5 # DW_AT_linkage_name: "_Z1fi" # DW_AT_declaration .uleb128 0xb # (DIE (0xb1) DW_TAG_formal_parameter) .long 0x54 # DW_AT_type .byte 0 # end of children of DIE 0xa8 .byte 0 # end of children of DIE 0xb .section .debug_abbrev,"",@progbits .Ldebug_abbrev0: .uleb128 0x1 # (abbrev code) .uleb128 0x11 # (TAG: DW_TAG_compile_unit) .byte 0x1 # DW_children_yes .uleb128 0x25 # (DW_AT_producer) .uleb128 0xe # (DW_FORM_strp) .uleb128 0x13 # (DW_AT_language) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3 # (DW_AT_name) .uleb128 0xe # (DW_FORM_strp) .uleb128 0x1b # (DW_AT_comp_dir) .uleb128 0xe # (DW_FORM_strp) .uleb128 0x55 # (DW_AT_ranges) .uleb128 0x17 # (DW_FORM_sec_offset) .uleb128 0x11 # (DW_AT_low_pc) .uleb128 0x1 # (DW_FORM_addr) .uleb128 0x10 # (DW_AT_stmt_list) .uleb128 0x17 # (DW_FORM_sec_offset) .byte 0 .byte 0 .uleb128 0x2 # (abbrev code) .uleb128 0x2e # (TAG: DW_TAG_subprogram) .byte 0x1 # DW_children_yes .uleb128 0x3f # (DW_AT_external) .uleb128 0x19 # (DW_FORM_flag_present) .uleb128 0x3 # (DW_AT_name) .uleb128 0x8 # (DW_FORM_string) .uleb128 0x3a # (DW_AT_decl_file) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3b # (DW_AT_decl_line) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x6e # (DW_AT_linkage_name) .uleb128 0xe # (DW_FORM_strp) .uleb128 0x11 # (DW_AT_low_pc) .uleb128 0x1 # (DW_FORM_addr) .uleb128 0x12 # (DW_AT_high_pc) .uleb128 0x7 # (DW_FORM_data8) .uleb128 0x40 # (DW_AT_frame_base) .uleb128 0x18 # (DW_FORM_exprloc) .uleb128 0x2117 # (DW_AT_GNU_all_call_sites) .uleb128 0x19 # (DW_FORM_flag_present) .uleb128 0x1 # (DW_AT_sibling) .uleb128 0x13 # (DW_FORM_ref4) .byte 0 .byte 0 .uleb128 0x3 # (abbrev code) .uleb128 0x5 # (TAG: DW_TAG_formal_parameter) .byte 0 # DW_children_no .uleb128 0x3 # (DW_AT_name) .uleb128 0x8 # (DW_FORM_string) .uleb128 0x3a # (DW_AT_decl_file) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3b # (DW_AT_decl_line) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x49 # (DW_AT_type) .uleb128 0x13 # (DW_FORM_ref4) .uleb128 0x2 # (DW_AT_location) .uleb128 0x18 # (DW_FORM_exprloc) .byte 0 .byte 0 .uleb128 0x4 # (abbrev code) .uleb128 0x24 # (TAG: DW_TAG_base_type) .byte 0 # DW_children_no .uleb128 0xb # (DW_AT_byte_size) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3e # (DW_AT_encoding) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3 # (DW_AT_name) .uleb128 0x8 # (DW_FORM_string) .byte 0 .byte 0 .uleb128 0x5 # (abbrev code) .uleb128 0x2e # (TAG: DW_TAG_subprogram) .byte 0x1 # DW_children_yes .uleb128 0x3f # (DW_AT_external) .uleb128 0x19 # (DW_FORM_flag_present) .uleb128 0x3 # (DW_AT_name) .uleb128 0xe # (DW_FORM_strp) .uleb128 0x3a # (DW_AT_decl_file) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3b # (DW_AT_decl_line) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x49 # (DW_AT_type) .uleb128 0x13 # (DW_FORM_ref4) .uleb128 0x11 # (DW_AT_low_pc) .uleb128 0x1 # (DW_FORM_addr) .uleb128 0x12 # (DW_AT_high_pc) .uleb128 0x7 # (DW_FORM_data8) .uleb128 0x40 # (DW_AT_frame_base) .uleb128 0x18 # (DW_FORM_exprloc) .uleb128 0x2117 # (DW_AT_GNU_all_call_sites) .uleb128 0x19 # (DW_FORM_flag_present) .uleb128 0x1 # (DW_AT_sibling) .uleb128 0x13 # (DW_FORM_ref4) .byte 0 .byte 0 .uleb128 0x6 # (abbrev code) .uleb128 0x4109 # (TAG: DW_TAG_GNU_call_site) .byte 0x1 # DW_children_yes .uleb128 0x11 # (DW_AT_low_pc) .uleb128 0x1 # (DW_FORM_addr) .uleb128 0x31 # (DW_AT_abstract_origin) .uleb128 0x13 # (DW_FORM_ref4) .byte 0 .byte 0 .uleb128 0x7 # (abbrev code) .uleb128 0x410a # (TAG: DW_TAG_GNU_call_site_parameter) .byte 0 # DW_children_no .uleb128 0x2 # (DW_AT_location) .uleb128 0x18 # (DW_FORM_exprloc) .uleb128 0x2111 # (DW_AT_GNU_call_site_value) .uleb128 0x18 # (DW_FORM_exprloc) .byte 0 .byte 0 .uleb128 0x8 # (abbrev code) .uleb128 0x34 # (TAG: DW_TAG_variable) .byte 0 # DW_children_no .uleb128 0x3 # (DW_AT_name) .uleb128 0x8 # (DW_FORM_string) .uleb128 0x3a # (DW_AT_decl_file) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3b # (DW_AT_decl_line) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x49 # (DW_AT_type) .uleb128 0x13 # (DW_FORM_ref4) .uleb128 0x3f # (DW_AT_external) .uleb128 0x19 # (DW_FORM_flag_present) .uleb128 0x2 # (DW_AT_location) .uleb128 0x18 # (DW_FORM_exprloc) .byte 0 .byte 0 .uleb128 0x9 # (abbrev code) .uleb128 0x35 # (TAG: DW_TAG_volatile_type) .byte 0 # DW_children_no .uleb128 0x49 # (DW_AT_type) .uleb128 0x13 # (DW_FORM_ref4) .byte 0 .byte 0 .uleb128 0xa # (abbrev code) .uleb128 0x2e # (TAG: DW_TAG_subprogram) .byte 0x1 # DW_children_yes .uleb128 0x3f # (DW_AT_external) .uleb128 0x19 # (DW_FORM_flag_present) .uleb128 0x3 # (DW_AT_name) .uleb128 0x8 # (DW_FORM_string) .uleb128 0x3a # (DW_AT_decl_file) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x3b # (DW_AT_decl_line) .uleb128 0xb # (DW_FORM_data1) .uleb128 0x6e # (DW_AT_linkage_name) .uleb128 0xe # (DW_FORM_strp) .uleb128 0x3c # (DW_AT_declaration) .uleb128 0x19 # (DW_FORM_flag_present) .byte 0 .byte 0 .uleb128 0xb # (abbrev code) .uleb128 0x5 # (TAG: DW_TAG_formal_parameter) .byte 0 # DW_children_no .uleb128 0x49 # (DW_AT_type) .uleb128 0x13 # (DW_FORM_ref4) .byte 0 .byte 0 .byte 0 .section .debug_aranges,"",@progbits .long 0x3c # Length of Address Ranges Info .value 0x2 # DWARF Version .long .Ldebug_info0 # Offset of Compilation Unit Info .byte 0x8 # Size of Address .byte 0 # Size of Segment Descriptor .value 0 # Pad to 16 byte boundary .value 0 .quad .Ltext0 # Address .quad .Letext0-.Ltext0 # Length .quad .LFB1 # Address .quad .LFE1-.LFB1 # Length .quad 0 .quad 0 .section .debug_ranges,"",@progbits .Ldebug_ranges0: .quad .Ltext0 # Offset 0 .quad .Letext0 .quad .LFB1 # Offset 0x10 .quad .LFE1 .quad 0 .quad 0 .section .debug_line,"",@progbits .Ldebug_line0: .section .debug_str,"MS",@progbits,1 .LASF4: .string "_Z1gi" .LASF3: .string "" .LASF2: .string "gdb.arch/amd64-tailcall-cxx1.cc" .LASF1: .string "GNU C++ 4.8.0 20130220 (Red Hat 4.8.0-0.14) -mtune=generic -march=x86-64 -g -O2" .LASF0: .string "main" .LASF5: .string "_Z1fi" .ident "GCC: (GNU) 4.8.0 20130220 (Red Hat 4.8.0-0.14)" .section .note.GNU-stack,"",@progbits