|  | /* | 
|  | Copyright 2013-2021 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/>.  */ | 
|  |  | 
|  | /* The FDE entry for "stop_frame" in the .debug_frame section has | 
|  | been hand modified to mark a set of registers as undefined. | 
|  | Otherwise this file is as generated by gcc 4.7.2 for x86_64.  */ | 
|  | .file	"dw2-reg-undefined.c" | 
|  | .text | 
|  | .Ltext0: | 
|  | .globl	stop_frame | 
|  | .type	stop_frame, @function | 
|  | stop_frame: | 
|  | .LFB0: | 
|  | .file 1 "dw2-reg-undefined.c" | 
|  | .loc 1 19 0 | 
|  | pushq	%rbp | 
|  | .LCFI0: | 
|  | movq	%rsp, %rbp | 
|  | .LCFI1: | 
|  | .loc 1 22 0 | 
|  | popq	%rbp | 
|  | .LCFI2: | 
|  | ret | 
|  | .LFE0: | 
|  | .size	stop_frame, .-stop_frame | 
|  | .globl	first_frame | 
|  | .type	first_frame, @function | 
|  | first_frame: | 
|  | .LFB1: | 
|  | .loc 1 26 0 | 
|  | pushq	%rbp | 
|  | .LCFI3: | 
|  | movq	%rsp, %rbp | 
|  | .LCFI4: | 
|  | .loc 1 27 0 | 
|  | movl	$0, %eax | 
|  | call	stop_frame | 
|  | .loc 1 28 0 | 
|  | popq	%rbp | 
|  | .LCFI5: | 
|  | ret | 
|  | .LFE1: | 
|  | .size	first_frame, .-first_frame | 
|  | .globl	main | 
|  | .type	main, @function | 
|  | main: | 
|  | .LFB2: | 
|  | .loc 1 32 0 | 
|  | pushq	%rbp | 
|  | .LCFI6: | 
|  | movq	%rsp, %rbp | 
|  | .LCFI7: | 
|  | .loc 1 33 0 | 
|  | movl	$0, %eax | 
|  | call	first_frame | 
|  | .loc 1 35 0 | 
|  | movl	$0, %eax | 
|  | .loc 1 36 0 | 
|  | popq	%rbp | 
|  | .LCFI8: | 
|  | ret | 
|  | .LFE2: | 
|  | .size	main, .-main | 
|  | .section	.debug_frame,"",@progbits | 
|  | .Lframe0: | 
|  | .long	.LECIE0-.LSCIE0 | 
|  | .LSCIE0: | 
|  | .long	0xffffffff | 
|  | .byte	0x1 | 
|  | .string	"" | 
|  | .uleb128 0x1 | 
|  | .sleb128 -8 | 
|  | .byte	0x10 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .byte	0x90 | 
|  | .uleb128 0x1 | 
|  | .align 8 | 
|  | .LECIE0: | 
|  | /* This FDE entry, for stop_frame was modified to mark | 
|  | registers 0 -> 6 as being undefined.  */ | 
|  | .LSFDE0: | 
|  | .long	.LEFDE0-.LASFDE0 | 
|  | .LASFDE0: | 
|  | .long	.Lframe0 | 
|  | .quad	.LFB0 | 
|  | .quad	.LFE0-.LFB0 | 
|  |  | 
|  | /* START OF NEW CONTENT.  */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x0                    /*   ULEB128 register */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x1                    /*   ULEB128 register */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x2                    /*   ULEB128 register */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x3                    /*   ULEB128 register */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x4                    /*   ULEB128 register */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x5                    /*   ULEB128 register */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x6                    /*   ULEB128 register */ | 
|  | .byte   0x7                     /* DW_CFA_undefined */ | 
|  | .uleb128 0x7                    /*   ULEB128 register */ | 
|  | /* END OF NEW CONTENT.  */ | 
|  |  | 
|  | .byte	0x4 | 
|  | .long	.LCFI0-.LFB0 | 
|  | .byte	0xe | 
|  | .uleb128 0x10 | 
|  | .byte	0x86 | 
|  | .uleb128 0x2 | 
|  | .byte	0x4 | 
|  | .long	.LCFI1-.LCFI0 | 
|  | .byte	0xd | 
|  | .uleb128 0x6 | 
|  | .byte	0x4 | 
|  | .long	.LCFI2-.LCFI1 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .align 8 | 
|  | .LEFDE0: | 
|  | .LSFDE2: | 
|  | .long	.LEFDE2-.LASFDE2 | 
|  | .LASFDE2: | 
|  | .long	.Lframe0 | 
|  | .quad	.LFB1 | 
|  | .quad	.LFE1-.LFB1 | 
|  | .byte	0x4 | 
|  | .long	.LCFI3-.LFB1 | 
|  | .byte	0xe | 
|  | .uleb128 0x10 | 
|  | .byte	0x86 | 
|  | .uleb128 0x2 | 
|  | .byte	0x4 | 
|  | .long	.LCFI4-.LCFI3 | 
|  | .byte	0xd | 
|  | .uleb128 0x6 | 
|  | .byte	0x4 | 
|  | .long	.LCFI5-.LCFI4 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .align 8 | 
|  | .LEFDE2: | 
|  | .LSFDE4: | 
|  | .long	.LEFDE4-.LASFDE4 | 
|  | .LASFDE4: | 
|  | .long	.Lframe0 | 
|  | .quad	.LFB2 | 
|  | .quad	.LFE2-.LFB2 | 
|  | .byte	0x4 | 
|  | .long	.LCFI6-.LFB2 | 
|  | .byte	0xe | 
|  | .uleb128 0x10 | 
|  | .byte	0x86 | 
|  | .uleb128 0x2 | 
|  | .byte	0x4 | 
|  | .long	.LCFI7-.LCFI6 | 
|  | .byte	0xd | 
|  | .uleb128 0x6 | 
|  | .byte	0x4 | 
|  | .long	.LCFI8-.LCFI7 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .align 8 | 
|  | .LEFDE4: | 
|  | .section	.eh_frame,"a",@progbits | 
|  | .Lframe1: | 
|  | .long	.LECIE1-.LSCIE1 | 
|  | .LSCIE1: | 
|  | .long	0 | 
|  | .byte	0x1 | 
|  | .string	"zR" | 
|  | .uleb128 0x1 | 
|  | .sleb128 -8 | 
|  | .byte	0x10 | 
|  | .uleb128 0x1 | 
|  | .byte	0x3 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .byte	0x90 | 
|  | .uleb128 0x1 | 
|  | .align 8 | 
|  | .LECIE1: | 
|  | .LSFDE7: | 
|  | .long	.LEFDE7-.LASFDE7 | 
|  | .LASFDE7: | 
|  | .long	.LASFDE7-.Lframe1 | 
|  | .long	.LFB0 | 
|  | .long	.LFE0-.LFB0 | 
|  | .uleb128 0 | 
|  | .byte	0x4 | 
|  | .long	.LCFI0-.LFB0 | 
|  | .byte	0xe | 
|  | .uleb128 0x10 | 
|  | .byte	0x86 | 
|  | .uleb128 0x2 | 
|  | .byte	0x4 | 
|  | .long	.LCFI1-.LCFI0 | 
|  | .byte	0xd | 
|  | .uleb128 0x6 | 
|  | .byte	0x4 | 
|  | .long	.LCFI2-.LCFI1 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .align 8 | 
|  | .LEFDE7: | 
|  | .LSFDE9: | 
|  | .long	.LEFDE9-.LASFDE9 | 
|  | .LASFDE9: | 
|  | .long	.LASFDE9-.Lframe1 | 
|  | .long	.LFB1 | 
|  | .long	.LFE1-.LFB1 | 
|  | .uleb128 0 | 
|  | .byte	0x4 | 
|  | .long	.LCFI3-.LFB1 | 
|  | .byte	0xe | 
|  | .uleb128 0x10 | 
|  | .byte	0x86 | 
|  | .uleb128 0x2 | 
|  | .byte	0x4 | 
|  | .long	.LCFI4-.LCFI3 | 
|  | .byte	0xd | 
|  | .uleb128 0x6 | 
|  | .byte	0x4 | 
|  | .long	.LCFI5-.LCFI4 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .align 8 | 
|  | .LEFDE9: | 
|  | .LSFDE11: | 
|  | .long	.LEFDE11-.LASFDE11 | 
|  | .LASFDE11: | 
|  | .long	.LASFDE11-.Lframe1 | 
|  | .long	.LFB2 | 
|  | .long	.LFE2-.LFB2 | 
|  | .uleb128 0 | 
|  | .byte	0x4 | 
|  | .long	.LCFI6-.LFB2 | 
|  | .byte	0xe | 
|  | .uleb128 0x10 | 
|  | .byte	0x86 | 
|  | .uleb128 0x2 | 
|  | .byte	0x4 | 
|  | .long	.LCFI7-.LCFI6 | 
|  | .byte	0xd | 
|  | .uleb128 0x6 | 
|  | .byte	0x4 | 
|  | .long	.LCFI8-.LCFI7 | 
|  | .byte	0xc | 
|  | .uleb128 0x7 | 
|  | .uleb128 0x8 | 
|  | .align 8 | 
|  | .LEFDE11: | 
|  | .text | 
|  | .Letext0: | 
|  | .section	.debug_info,"",@progbits | 
|  | .Ldebug_info0: | 
|  | .long	0x8c | 
|  | .value	0x2 | 
|  | .long	.Ldebug_abbrev0 | 
|  | .byte	0x8 | 
|  | .uleb128 0x1 | 
|  | .long	.LASF2 | 
|  | .byte	0x1 | 
|  | .long	.LASF3 | 
|  | .long	.LASF4 | 
|  | .quad	.Ltext0 | 
|  | .quad	.Letext0 | 
|  | .long	.Ldebug_line0 | 
|  | .uleb128 0x2 | 
|  | .byte	0x1 | 
|  | .long	.LASF0 | 
|  | .byte	0x1 | 
|  | .byte	0x12 | 
|  | .quad	.LFB0 | 
|  | .quad	.LFE0 | 
|  | .long	.LLST0 | 
|  | .byte	0x1 | 
|  | .uleb128 0x3 | 
|  | .byte	0x1 | 
|  | .long	.LASF1 | 
|  | .byte	0x1 | 
|  | .byte	0x19 | 
|  | .quad	.LFB1 | 
|  | .quad	.LFE1 | 
|  | .long	.LLST1 | 
|  | .byte	0x1 | 
|  | .uleb128 0x4 | 
|  | .byte	0x1 | 
|  | .long	.LASF5 | 
|  | .byte	0x1 | 
|  | .byte	0x1f | 
|  | .long	0x88 | 
|  | .quad	.LFB2 | 
|  | .quad	.LFE2 | 
|  | .long	.LLST2 | 
|  | .byte	0x1 | 
|  | .uleb128 0x5 | 
|  | .byte	0x4 | 
|  | .byte	0x5 | 
|  | .string	"int" | 
|  | .byte	0 | 
|  | .section	.debug_abbrev,"",@progbits | 
|  | .Ldebug_abbrev0: | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x11 | 
|  | .byte	0x1 | 
|  | .uleb128 0x25 | 
|  | .uleb128 0xe | 
|  | .uleb128 0x13 | 
|  | .uleb128 0xb | 
|  | .uleb128 0x3 | 
|  | .uleb128 0xe | 
|  | .uleb128 0x1b | 
|  | .uleb128 0xe | 
|  | .uleb128 0x11 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x12 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x10 | 
|  | .uleb128 0x6 | 
|  | .byte	0 | 
|  | .byte	0 | 
|  | .uleb128 0x2 | 
|  | .uleb128 0x2e | 
|  | .byte	0 | 
|  | .uleb128 0x3f | 
|  | .uleb128 0xc | 
|  | .uleb128 0x3 | 
|  | .uleb128 0xe | 
|  | .uleb128 0x3a | 
|  | .uleb128 0xb | 
|  | .uleb128 0x3b | 
|  | .uleb128 0xb | 
|  | .uleb128 0x11 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x12 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x40 | 
|  | .uleb128 0x6 | 
|  | .uleb128 0x2117 | 
|  | .uleb128 0xc | 
|  | .byte	0 | 
|  | .byte	0 | 
|  | .uleb128 0x3 | 
|  | .uleb128 0x2e | 
|  | .byte	0 | 
|  | .uleb128 0x3f | 
|  | .uleb128 0xc | 
|  | .uleb128 0x3 | 
|  | .uleb128 0xe | 
|  | .uleb128 0x3a | 
|  | .uleb128 0xb | 
|  | .uleb128 0x3b | 
|  | .uleb128 0xb | 
|  | .uleb128 0x11 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x12 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x40 | 
|  | .uleb128 0x6 | 
|  | .uleb128 0x2116 | 
|  | .uleb128 0xc | 
|  | .byte	0 | 
|  | .byte	0 | 
|  | .uleb128 0x4 | 
|  | .uleb128 0x2e | 
|  | .byte	0 | 
|  | .uleb128 0x3f | 
|  | .uleb128 0xc | 
|  | .uleb128 0x3 | 
|  | .uleb128 0xe | 
|  | .uleb128 0x3a | 
|  | .uleb128 0xb | 
|  | .uleb128 0x3b | 
|  | .uleb128 0xb | 
|  | .uleb128 0x49 | 
|  | .uleb128 0x13 | 
|  | .uleb128 0x11 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x12 | 
|  | .uleb128 0x1 | 
|  | .uleb128 0x40 | 
|  | .uleb128 0x6 | 
|  | .uleb128 0x2116 | 
|  | .uleb128 0xc | 
|  | .byte	0 | 
|  | .byte	0 | 
|  | .uleb128 0x5 | 
|  | .uleb128 0x24 | 
|  | .byte	0 | 
|  | .uleb128 0xb | 
|  | .uleb128 0xb | 
|  | .uleb128 0x3e | 
|  | .uleb128 0xb | 
|  | .uleb128 0x3 | 
|  | .uleb128 0x8 | 
|  | .byte	0 | 
|  | .byte	0 | 
|  | .byte	0 | 
|  | .section	.debug_loc,"",@progbits | 
|  | .Ldebug_loc0: | 
|  | .LLST0: | 
|  | .quad	.LFB0-.Ltext0 | 
|  | .quad	.LCFI0-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 8 | 
|  | .quad	.LCFI0-.Ltext0 | 
|  | .quad	.LCFI1-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 16 | 
|  | .quad	.LCFI1-.Ltext0 | 
|  | .quad	.LCFI2-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x76 | 
|  | .sleb128 16 | 
|  | .quad	.LCFI2-.Ltext0 | 
|  | .quad	.LFE0-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 8 | 
|  | .quad	0 | 
|  | .quad	0 | 
|  | .LLST1: | 
|  | .quad	.LFB1-.Ltext0 | 
|  | .quad	.LCFI3-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 8 | 
|  | .quad	.LCFI3-.Ltext0 | 
|  | .quad	.LCFI4-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 16 | 
|  | .quad	.LCFI4-.Ltext0 | 
|  | .quad	.LCFI5-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x76 | 
|  | .sleb128 16 | 
|  | .quad	.LCFI5-.Ltext0 | 
|  | .quad	.LFE1-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 8 | 
|  | .quad	0 | 
|  | .quad	0 | 
|  | .LLST2: | 
|  | .quad	.LFB2-.Ltext0 | 
|  | .quad	.LCFI6-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 8 | 
|  | .quad	.LCFI6-.Ltext0 | 
|  | .quad	.LCFI7-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 16 | 
|  | .quad	.LCFI7-.Ltext0 | 
|  | .quad	.LCFI8-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x76 | 
|  | .sleb128 16 | 
|  | .quad	.LCFI8-.Ltext0 | 
|  | .quad	.LFE2-.Ltext0 | 
|  | .value	0x2 | 
|  | .byte	0x77 | 
|  | .sleb128 8 | 
|  | .quad	0 | 
|  | .quad	0 | 
|  | .section	.debug_aranges,"",@progbits | 
|  | .long	0x2c | 
|  | .value	0x2 | 
|  | .long	.Ldebug_info0 | 
|  | .byte	0x8 | 
|  | .byte	0 | 
|  | .value	0 | 
|  | .value	0 | 
|  | .quad	.Ltext0 | 
|  | .quad	.Letext0-.Ltext0 | 
|  | .quad	0 | 
|  | .quad	0 | 
|  | .section	.debug_line,"",@progbits | 
|  | .Ldebug_line0: | 
|  | .section	.debug_str,"MS",@progbits,1 | 
|  | .LASF0: | 
|  | .string	"stop_frame" | 
|  | .LASF3: | 
|  | .string	"dw2-reg-undefined.c" | 
|  | .LASF2: | 
|  | .string	"GNU C 4.7.2" | 
|  | .LASF1: | 
|  | .string	"first_frame" | 
|  | .LASF5: | 
|  | .string	"main" | 
|  | .LASF4: | 
|  | .string	"/home/username/src/gdb/testsuite/gdb.dwarf2" | 
|  | .ident	"GCC: (GNU) 4.7.2" | 
|  | .section	.note.GNU-stack,"",@progbits |