gdb/testsuite/gdb.dwarf2/dw2-dup-frame.S

   1 /*
   2    Copyright 2013-2018 Free Software Foundation, Inc.
   3
   4    This program is free software; you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  16
  17         /* The FDE entry for "stop_frame" in the .debug_frame section has
  18         been hand modified to mark a set of registers as DW_CFA_same_value.
  19         Otherwise this file is as generated by gcc 4.7.2 for x86_64.  */
  20         .file   "dw2-dup-frame.c"
  21         .text
  22 .Ltext0:
  23         .globl  stop_frame
  24         .type   stop_frame, @function
  25 stop_frame:
  26 .LFB0:
  27         .file 1 "dw2-dup-frame.c"
  28         .loc 1 19 0
  29         pushq   %rbp
  30 .LCFI0:
  31         movq    %rsp, %rbp
  32 .LCFI1:
  33         .loc 1 22 0
  34         popq    %rbp
  35 .LCFI2:
  36         ret
  37 .LFE0:
  38         .size   stop_frame, .-stop_frame
  39         .globl  first_frame
  40         .type   first_frame, @function
  41 first_frame:
  42 .LFB1:
  43         .loc 1 26 0
  44         pushq   %rbp
  45 .LCFI3:
  46         movq    %rsp, %rbp
  47 .LCFI4:
  48         .loc 1 27 0
  49         movl    $0, %eax
  50         call    stop_frame
  51         .loc 1 28 0
  52         popq    %rbp
  53 .LCFI5:
  54         ret
  55 .LFE1:
  56         .size   first_frame, .-first_frame
  57         .globl  main
  58         .type   main, @function
  59 main:
  60 .LFB2:
  61         .loc 1 32 0
  62         pushq   %rbp
  63 .LCFI6:
  64         movq    %rsp, %rbp
  65 .LCFI7:
  66         .loc 1 33 0
  67         movl    $0, %eax
  68         call    first_frame
  69         .loc 1 35 0
  70         movl    $0, %eax
  71         .loc 1 36 0
  72         popq    %rbp
  73 .LCFI8:
  74         ret
  75 .LFE2:
  76         .size   main, .-main
  77         .section        .debug_frame,"",@progbits
  78 .Lframe0:
  79         .long   .LECIE0-.LSCIE0
  80 .LSCIE0:
  81         .long   0xffffffff
  82         .byte   0x1
  83         .string ""
  84         .uleb128 0x1
  85         .sleb128 -8
  86         .byte   0x10
  87         .byte   0xc
  88         .uleb128 0x7
  89         .uleb128 0x8
  90         .byte   0x90
  91         .uleb128 0x1
  92         .align 8
  93 .LECIE0:
  94         /* This FDE entry, for stop_frame was modified to mark
  95            registers 0 -> 16 (rax..ra/rip) as being DW_CFA_same_value.  */
  96 .LSFDE0:
  97         .long   .LEFDE0-.LASFDE0
  98 .LASFDE0:
  99         .long   .Lframe0
 100         .quad   .LFB0
 101         .quad   .LFE0-.LFB0
 102
 103                 /* START OF NEW CONTENT.  */
 104         .byte   0x8                     /* DW_CFA_same_value */
 105         .uleb128 0x0                    /*   ULEB128 register */
 106         .byte   0x8                     /* DW_CFA_same_value */
 107         .uleb128 0x1                    /*   ULEB128 register */
 108         .byte   0x8                     /* DW_CFA_same_value */
 109         .uleb128 0x2                    /*   ULEB128 register */
 110         .byte   0x8                     /* DW_CFA_same_value */
 111         .uleb128 0x3                    /*   ULEB128 register */
 112         .byte   0x8                     /* DW_CFA_same_value */
 113         .uleb128 0x4                    /*   ULEB128 register */
 114         .byte   0x8                     /* DW_CFA_same_value */
 115         .uleb128 0x5                    /*   ULEB128 register */
 116         .byte   0x8                     /* DW_CFA_same_value */
 117         .uleb128 0x6                    /*   ULEB128 register */
 118         .byte   0x8                     /* DW_CFA_same_value */
 119         .uleb128 0x7                    /*   ULEB128 register */
 120         .byte   0x8                     /* DW_CFA_same_value */
 121         .uleb128 0x8                    /*   ULEB128 register */
 122         .byte   0x8                     /* DW_CFA_same_value */
 123         .uleb128 0x9                    /*   ULEB128 register */
 124         .byte   0x8                     /* DW_CFA_same_value */
 125         .uleb128 0xa                    /*   ULEB128 register */
 126         .byte   0x8                     /* DW_CFA_same_value */
 127         .uleb128 0xb                    /*   ULEB128 register */
 128         .byte   0x8                     /* DW_CFA_same_value */
 129         .uleb128 0xc                    /*   ULEB128 register */
 130         .byte   0x8                     /* DW_CFA_same_value */
 131         .uleb128 0xd                    /*   ULEB128 register */
 132         .byte   0x8                     /* DW_CFA_same_value */
 133         .uleb128 0xe                    /*   ULEB128 register */
 134         .byte   0x8                     /* DW_CFA_same_value */
 135         .uleb128 0xf                    /*   ULEB128 register */
 136         .byte   0x8                     /* DW_CFA_same_value */
 137         .uleb128 0x10                    /*   ULEB128 register */
 138                 /* END OF NEW CONTENT.  */
 139
 140         .byte   0x4
 141         .long   .LCFI0-.LFB0
 142         .byte   0xe
 143         .uleb128 0x10
 144         .byte   0x86
 145         .uleb128 0x2
 146         .byte   0x4
 147         .long   .LCFI1-.LCFI0
 148         .byte   0xd
 149         .uleb128 0x6
 150         .byte   0x4
 151         .long   .LCFI2-.LCFI1
 152         .byte   0xc
 153         .uleb128 0x7
 154         .uleb128 0x8
 155         .align 8
 156 .LEFDE0:
 157 .LSFDE2:
 158         .long   .LEFDE2-.LASFDE2
 159 .LASFDE2:
 160         .long   .Lframe0
 161         .quad   .LFB1
 162         .quad   .LFE1-.LFB1
 163         .byte   0x4
 164         .long   .LCFI3-.LFB1
 165         .byte   0xe
 166         .uleb128 0x10
 167         .byte   0x86
 168         .uleb128 0x2
 169         .byte   0x4
 170         .long   .LCFI4-.LCFI3
 171         .byte   0xd
 172         .uleb128 0x6
 173         .byte   0x4
 174         .long   .LCFI5-.LCFI4
 175         .byte   0xc
 176         .uleb128 0x7
 177         .uleb128 0x8
 178         .align 8
 179 .LEFDE2:
 180 .LSFDE4:
 181         .long   .LEFDE4-.LASFDE4
 182 .LASFDE4:
 183         .long   .Lframe0
 184         .quad   .LFB2
 185         .quad   .LFE2-.LFB2
 186         .byte   0x4
 187         .long   .LCFI6-.LFB2
 188         .byte   0xe
 189         .uleb128 0x10
 190         .byte   0x86
 191         .uleb128 0x2
 192         .byte   0x4
 193         .long   .LCFI7-.LCFI6
 194         .byte   0xd
 195         .uleb128 0x6
 196         .byte   0x4
 197         .long   .LCFI8-.LCFI7
 198         .byte   0xc
 199         .uleb128 0x7
 200         .uleb128 0x8
 201         .align 8
 202 .LEFDE4:
 203         .section        .eh_frame,"a",@progbits
 204 .Lframe1:
 205         .long   .LECIE1-.LSCIE1
 206 .LSCIE1:
 207         .long   0
 208         .byte   0x1
 209         .string "zR"
 210         .uleb128 0x1
 211         .sleb128 -8
 212         .byte   0x10
 213         .uleb128 0x1
 214         .byte   0x3
 215         .byte   0xc
 216         .uleb128 0x7
 217         .uleb128 0x8
 218         .byte   0x90
 219         .uleb128 0x1
 220         .align 8
 221 .LECIE1:
 222 .LSFDE7:
 223         .long   .LEFDE7-.LASFDE7
 224 .LASFDE7:
 225         .long   .LASFDE7-.Lframe1
 226         .long   .LFB0
 227         .long   .LFE0-.LFB0
 228         .uleb128 0
 229         .byte   0x4
 230         .long   .LCFI0-.LFB0
 231         .byte   0xe
 232         .uleb128 0x10
 233         .byte   0x86
 234         .uleb128 0x2
 235         .byte   0x4
 236         .long   .LCFI1-.LCFI0
 237         .byte   0xd
 238         .uleb128 0x6
 239         .byte   0x4
 240         .long   .LCFI2-.LCFI1
 241         .byte   0xc
 242         .uleb128 0x7
 243         .uleb128 0x8
 244         .align 8
 245 .LEFDE7:
 246 .LSFDE9:
 247         .long   .LEFDE9-.LASFDE9
 248 .LASFDE9:
 249         .long   .LASFDE9-.Lframe1
 250         .long   .LFB1
 251         .long   .LFE1-.LFB1
 252         .uleb128 0
 253         .byte   0x4
 254         .long   .LCFI3-.LFB1
 255         .byte   0xe
 256         .uleb128 0x10
 257         .byte   0x86
 258         .uleb128 0x2
 259         .byte   0x4
 260         .long   .LCFI4-.LCFI3
 261         .byte   0xd
 262         .uleb128 0x6
 263         .byte   0x4
 264         .long   .LCFI5-.LCFI4
 265         .byte   0xc
 266         .uleb128 0x7
 267         .uleb128 0x8
 268         .align 8
 269 .LEFDE9:
 270 .LSFDE11:
 271         .long   .LEFDE11-.LASFDE11
 272 .LASFDE11:
 273         .long   .LASFDE11-.Lframe1
 274         .long   .LFB2
 275         .long   .LFE2-.LFB2
 276         .uleb128 0
 277         .byte   0x4
 278         .long   .LCFI6-.LFB2
 279         .byte   0xe
 280         .uleb128 0x10
 281         .byte   0x86
 282         .uleb128 0x2
 283         .byte   0x4
 284         .long   .LCFI7-.LCFI6
 285         .byte   0xd
 286         .uleb128 0x6
 287         .byte   0x4
 288         .long   .LCFI8-.LCFI7
 289         .byte   0xc
 290         .uleb128 0x7
 291         .uleb128 0x8
 292         .align 8
 293 .LEFDE11:
 294         .text
 295 .Letext0:
 296         .section        .debug_info,"",@progbits
 297 .Ldebug_info0:
 298         .long   0x8c
 299         .value  0x2
 300         .long   .Ldebug_abbrev0
 301         .byte   0x8
 302         .uleb128 0x1
 303         .long   .LASF2
 304         .byte   0x1
 305         .long   .LASF3
 306         .long   .LASF4
 307         .quad   .Ltext0
 308         .quad   .Letext0
 309         .long   .Ldebug_line0
 310         .uleb128 0x2
 311         .byte   0x1
 312         .long   .LASF0
 313         .byte   0x1
 314         .byte   0x12
 315         .quad   .LFB0
 316         .quad   .LFE0
 317         .long   .LLST0
 318         .byte   0x1
 319         .uleb128 0x3
 320         .byte   0x1
 321         .long   .LASF1
 322         .byte   0x1
 323         .byte   0x19
 324         .quad   .LFB1
 325         .quad   .LFE1
 326         .long   .LLST1
 327         .byte   0x1
 328         .uleb128 0x4
 329         .byte   0x1
 330         .long   .LASF5
 331         .byte   0x1
 332         .byte   0x1f
 333         .long   0x88
 334         .quad   .LFB2
 335         .quad   .LFE2
 336         .long   .LLST2
 337         .byte   0x1
 338         .uleb128 0x5
 339         .byte   0x4
 340         .byte   0x5
 341         .string "int"
 342         .byte   0
 343         .section        .debug_abbrev,"",@progbits
 344 .Ldebug_abbrev0:
 345         .uleb128 0x1
 346         .uleb128 0x11
 347         .byte   0x1
 348         .uleb128 0x25
 349         .uleb128 0xe
 350         .uleb128 0x13
 351         .uleb128 0xb
 352         .uleb128 0x3
 353         .uleb128 0xe
 354         .uleb128 0x1b
 355         .uleb128 0xe
 356         .uleb128 0x11
 357         .uleb128 0x1
 358         .uleb128 0x12
 359         .uleb128 0x1
 360         .uleb128 0x10
 361         .uleb128 0x6
 362         .byte   0
 363         .byte   0
 364         .uleb128 0x2
 365         .uleb128 0x2e
 366         .byte   0
 367         .uleb128 0x3f
 368         .uleb128 0xc
 369         .uleb128 0x3
 370         .uleb128 0xe
 371         .uleb128 0x3a
 372         .uleb128 0xb
 373         .uleb128 0x3b
 374         .uleb128 0xb
 375         .uleb128 0x11
 376         .uleb128 0x1
 377         .uleb128 0x12
 378         .uleb128 0x1
 379         .uleb128 0x40
 380         .uleb128 0x6
 381         .uleb128 0x2117
 382         .uleb128 0xc
 383         .byte   0
 384         .byte   0
 385         .uleb128 0x3
 386         .uleb128 0x2e
 387         .byte   0
 388         .uleb128 0x3f
 389         .uleb128 0xc
 390         .uleb128 0x3
 391         .uleb128 0xe
 392         .uleb128 0x3a
 393         .uleb128 0xb
 394         .uleb128 0x3b
 395         .uleb128 0xb
 396         .uleb128 0x11
 397         .uleb128 0x1
 398         .uleb128 0x12
 399         .uleb128 0x1
 400         .uleb128 0x40
 401         .uleb128 0x6
 402         .uleb128 0x2116
 403         .uleb128 0xc
 404         .byte   0
 405         .byte   0
 406         .uleb128 0x4
 407         .uleb128 0x2e
 408         .byte   0
 409         .uleb128 0x3f
 410         .uleb128 0xc
 411         .uleb128 0x3
 412         .uleb128 0xe
 413         .uleb128 0x3a
 414         .uleb128 0xb
 415         .uleb128 0x3b
 416         .uleb128 0xb
 417         .uleb128 0x49
 418         .uleb128 0x13
 419         .uleb128 0x11
 420         .uleb128 0x1
 421         .uleb128 0x12
 422         .uleb128 0x1
 423         .uleb128 0x40
 424         .uleb128 0x6
 425         .uleb128 0x2116
 426         .uleb128 0xc
 427         .byte   0
 428         .byte   0
 429         .uleb128 0x5
 430         .uleb128 0x24
 431         .byte   0
 432         .uleb128 0xb
 433         .uleb128 0xb
 434         .uleb128 0x3e
 435         .uleb128 0xb
 436         .uleb128 0x3
 437         .uleb128 0x8
 438         .byte   0
 439         .byte   0
 440         .byte   0
 441         .section        .debug_loc,"",@progbits
 442 .Ldebug_loc0:
 443 .LLST0:
 444         .quad   .LFB0-.Ltext0
 445         .quad   .LCFI0-.Ltext0
 446         .value  0x2
 447         .byte   0x77
 448         .sleb128 8
 449         .quad   .LCFI0-.Ltext0
 450         .quad   .LCFI1-.Ltext0
 451         .value  0x2
 452         .byte   0x77
 453         .sleb128 16
 454         .quad   .LCFI1-.Ltext0
 455         .quad   .LCFI2-.Ltext0
 456         .value  0x2
 457         .byte   0x76
 458         .sleb128 16
 459         .quad   .LCFI2-.Ltext0
 460         .quad   .LFE0-.Ltext0
 461         .value  0x2
 462         .byte   0x77
 463         .sleb128 8
 464         .quad   0
 465         .quad   0
 466 .LLST1:
 467         .quad   .LFB1-.Ltext0
 468         .quad   .LCFI3-.Ltext0
 469         .value  0x2
 470         .byte   0x77
 471         .sleb128 8
 472         .quad   .LCFI3-.Ltext0
 473         .quad   .LCFI4-.Ltext0
 474         .value  0x2
 475         .byte   0x77
 476         .sleb128 16
 477         .quad   .LCFI4-.Ltext0
 478         .quad   .LCFI5-.Ltext0
 479         .value  0x2
 480         .byte   0x76
 481         .sleb128 16
 482         .quad   .LCFI5-.Ltext0
 483         .quad   .LFE1-.Ltext0
 484         .value  0x2
 485         .byte   0x77
 486         .sleb128 8
 487         .quad   0
 488         .quad   0
 489 .LLST2:
 490         .quad   .LFB2-.Ltext0
 491         .quad   .LCFI6-.Ltext0
 492         .value  0x2
 493         .byte   0x77
 494         .sleb128 8
 495         .quad   .LCFI6-.Ltext0
 496         .quad   .LCFI7-.Ltext0
 497         .value  0x2
 498         .byte   0x77
 499         .sleb128 16
 500         .quad   .LCFI7-.Ltext0
 501         .quad   .LCFI8-.Ltext0
 502         .value  0x2
 503         .byte   0x76
 504         .sleb128 16
 505         .quad   .LCFI8-.Ltext0
 506         .quad   .LFE2-.Ltext0
 507         .value  0x2
 508         .byte   0x77
 509         .sleb128 8
 510         .quad   0
 511         .quad   0
 512         .section        .debug_aranges,"",@progbits
 513         .long   0x2c
 514         .value  0x2
 515         .long   .Ldebug_info0
 516         .byte   0x8
 517         .byte   0
 518         .value  0
 519         .value  0
 520         .quad   .Ltext0
 521         .quad   .Letext0-.Ltext0
 522         .quad   0
 523         .quad   0
 524         .section        .debug_line,"",@progbits
 525 .Ldebug_line0:
 526         .section        .debug_str,"MS",@progbits,1
 527 .LASF0:
 528         .string "stop_frame"
 529 .LASF3:
 530         .string "dw2-reg-undefined.c"
 531 .LASF2:
 532         .string "GNU C 4.7.2"
 533 .LASF1:
 534         .string "first_frame"
 535 .LASF5:
 536         .string "main"
 537 .LASF4:
 538         .string "/home/username/src/gdb/testsuite/gdb.dwarf2"
 539         .ident  "GCC: (GNU) 4.7.2"
 540         .section        .note.GNU-stack,"",@progbits