gdb/testsuite/gdb.dwarf2/dw2-reg-undefined.S

   1 /*
   2    Copyright 2013-2014 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 undefined.
  19         Otherwise this file is as generated by gcc 4.7.2 for x86_64.  */
  20         .file   "dw2-reg-undefined.c"
  21         .text
  22 .Ltext0:
  23         .globl  stop_frame
  24         .type   stop_frame, @function
  25 stop_frame:
  26 .LFB0:
  27         .file 1 "dw2-reg-undefined.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 -> 6 as being undefined.  */
  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   0x7                     /* DW_CFA_undefined */
 105         .uleb128 0x0                    /*   ULEB128 register */
 106         .byte   0x7                     /* DW_CFA_undefined */
 107         .uleb128 0x1                    /*   ULEB128 register */
 108         .byte   0x7                     /* DW_CFA_undefined */
 109         .uleb128 0x2                    /*   ULEB128 register */
 110         .byte   0x7                     /* DW_CFA_undefined */
 111         .uleb128 0x3                    /*   ULEB128 register */
 112         .byte   0x7                     /* DW_CFA_undefined */
 113         .uleb128 0x4                    /*   ULEB128 register */
 114         .byte   0x7                     /* DW_CFA_undefined */
 115         .uleb128 0x5                    /*   ULEB128 register */
 116         .byte   0x7                     /* DW_CFA_undefined */
 117         .uleb128 0x6                    /*   ULEB128 register */
 118         .byte   0x7                     /* DW_CFA_undefined */
 119         .uleb128 0x7                    /*   ULEB128 register */
 120                 /* END OF NEW CONTENT.  */
 121
 122         .byte   0x4
 123         .long   .LCFI0-.LFB0
 124         .byte   0xe
 125         .uleb128 0x10
 126         .byte   0x86
 127         .uleb128 0x2
 128         .byte   0x4
 129         .long   .LCFI1-.LCFI0
 130         .byte   0xd
 131         .uleb128 0x6
 132         .byte   0x4
 133         .long   .LCFI2-.LCFI1
 134         .byte   0xc
 135         .uleb128 0x7
 136         .uleb128 0x8
 137         .align 8
 138 .LEFDE0:
 139 .LSFDE2:
 140         .long   .LEFDE2-.LASFDE2
 141 .LASFDE2:
 142         .long   .Lframe0
 143         .quad   .LFB1
 144         .quad   .LFE1-.LFB1
 145         .byte   0x4
 146         .long   .LCFI3-.LFB1
 147         .byte   0xe
 148         .uleb128 0x10
 149         .byte   0x86
 150         .uleb128 0x2
 151         .byte   0x4
 152         .long   .LCFI4-.LCFI3
 153         .byte   0xd
 154         .uleb128 0x6
 155         .byte   0x4
 156         .long   .LCFI5-.LCFI4
 157         .byte   0xc
 158         .uleb128 0x7
 159         .uleb128 0x8
 160         .align 8
 161 .LEFDE2:
 162 .LSFDE4:
 163         .long   .LEFDE4-.LASFDE4
 164 .LASFDE4:
 165         .long   .Lframe0
 166         .quad   .LFB2
 167         .quad   .LFE2-.LFB2
 168         .byte   0x4
 169         .long   .LCFI6-.LFB2
 170         .byte   0xe
 171         .uleb128 0x10
 172         .byte   0x86
 173         .uleb128 0x2
 174         .byte   0x4
 175         .long   .LCFI7-.LCFI6
 176         .byte   0xd
 177         .uleb128 0x6
 178         .byte   0x4
 179         .long   .LCFI8-.LCFI7
 180         .byte   0xc
 181         .uleb128 0x7
 182         .uleb128 0x8
 183         .align 8
 184 .LEFDE4:
 185         .section        .eh_frame,"a",@progbits
 186 .Lframe1:
 187         .long   .LECIE1-.LSCIE1
 188 .LSCIE1:
 189         .long   0
 190         .byte   0x1
 191         .string "zR"
 192         .uleb128 0x1
 193         .sleb128 -8
 194         .byte   0x10
 195         .uleb128 0x1
 196         .byte   0x3
 197         .byte   0xc
 198         .uleb128 0x7
 199         .uleb128 0x8
 200         .byte   0x90
 201         .uleb128 0x1
 202         .align 8
 203 .LECIE1:
 204 .LSFDE7:
 205         .long   .LEFDE7-.LASFDE7
 206 .LASFDE7:
 207         .long   .LASFDE7-.Lframe1
 208         .long   .LFB0
 209         .long   .LFE0-.LFB0
 210         .uleb128 0
 211         .byte   0x4
 212         .long   .LCFI0-.LFB0
 213         .byte   0xe
 214         .uleb128 0x10
 215         .byte   0x86
 216         .uleb128 0x2
 217         .byte   0x4
 218         .long   .LCFI1-.LCFI0
 219         .byte   0xd
 220         .uleb128 0x6
 221         .byte   0x4
 222         .long   .LCFI2-.LCFI1
 223         .byte   0xc
 224         .uleb128 0x7
 225         .uleb128 0x8
 226         .align 8
 227 .LEFDE7:
 228 .LSFDE9:
 229         .long   .LEFDE9-.LASFDE9
 230 .LASFDE9:
 231         .long   .LASFDE9-.Lframe1
 232         .long   .LFB1
 233         .long   .LFE1-.LFB1
 234         .uleb128 0
 235         .byte   0x4
 236         .long   .LCFI3-.LFB1
 237         .byte   0xe
 238         .uleb128 0x10
 239         .byte   0x86
 240         .uleb128 0x2
 241         .byte   0x4
 242         .long   .LCFI4-.LCFI3
 243         .byte   0xd
 244         .uleb128 0x6
 245         .byte   0x4
 246         .long   .LCFI5-.LCFI4
 247         .byte   0xc
 248         .uleb128 0x7
 249         .uleb128 0x8
 250         .align 8
 251 .LEFDE9:
 252 .LSFDE11:
 253         .long   .LEFDE11-.LASFDE11
 254 .LASFDE11:
 255         .long   .LASFDE11-.Lframe1
 256         .long   .LFB2
 257         .long   .LFE2-.LFB2
 258         .uleb128 0
 259         .byte   0x4
 260         .long   .LCFI6-.LFB2
 261         .byte   0xe
 262         .uleb128 0x10
 263         .byte   0x86
 264         .uleb128 0x2
 265         .byte   0x4
 266         .long   .LCFI7-.LCFI6
 267         .byte   0xd
 268         .uleb128 0x6
 269         .byte   0x4
 270         .long   .LCFI8-.LCFI7
 271         .byte   0xc
 272         .uleb128 0x7
 273         .uleb128 0x8
 274         .align 8
 275 .LEFDE11:
 276         .text
 277 .Letext0:
 278         .section        .debug_info,"",@progbits
 279 .Ldebug_info0:
 280         .long   0x8c
 281         .value  0x2
 282         .long   .Ldebug_abbrev0
 283         .byte   0x8
 284         .uleb128 0x1
 285         .long   .LASF2
 286         .byte   0x1
 287         .long   .LASF3
 288         .long   .LASF4
 289         .quad   .Ltext0
 290         .quad   .Letext0
 291         .long   .Ldebug_line0
 292         .uleb128 0x2
 293         .byte   0x1
 294         .long   .LASF0
 295         .byte   0x1
 296         .byte   0x12
 297         .quad   .LFB0
 298         .quad   .LFE0
 299         .long   .LLST0
 300         .byte   0x1
 301         .uleb128 0x3
 302         .byte   0x1
 303         .long   .LASF1
 304         .byte   0x1
 305         .byte   0x19
 306         .quad   .LFB1
 307         .quad   .LFE1
 308         .long   .LLST1
 309         .byte   0x1
 310         .uleb128 0x4
 311         .byte   0x1
 312         .long   .LASF5
 313         .byte   0x1
 314         .byte   0x1f
 315         .long   0x88
 316         .quad   .LFB2
 317         .quad   .LFE2
 318         .long   .LLST2
 319         .byte   0x1
 320         .uleb128 0x5
 321         .byte   0x4
 322         .byte   0x5
 323         .string "int"
 324         .byte   0
 325         .section        .debug_abbrev,"",@progbits
 326 .Ldebug_abbrev0:
 327         .uleb128 0x1
 328         .uleb128 0x11
 329         .byte   0x1
 330         .uleb128 0x25
 331         .uleb128 0xe
 332         .uleb128 0x13
 333         .uleb128 0xb
 334         .uleb128 0x3
 335         .uleb128 0xe
 336         .uleb128 0x1b
 337         .uleb128 0xe
 338         .uleb128 0x11
 339         .uleb128 0x1
 340         .uleb128 0x12
 341         .uleb128 0x1
 342         .uleb128 0x10
 343         .uleb128 0x6
 344         .byte   0
 345         .byte   0
 346         .uleb128 0x2
 347         .uleb128 0x2e
 348         .byte   0
 349         .uleb128 0x3f
 350         .uleb128 0xc
 351         .uleb128 0x3
 352         .uleb128 0xe
 353         .uleb128 0x3a
 354         .uleb128 0xb
 355         .uleb128 0x3b
 356         .uleb128 0xb
 357         .uleb128 0x11
 358         .uleb128 0x1
 359         .uleb128 0x12
 360         .uleb128 0x1
 361         .uleb128 0x40
 362         .uleb128 0x6
 363         .uleb128 0x2117
 364         .uleb128 0xc
 365         .byte   0
 366         .byte   0
 367         .uleb128 0x3
 368         .uleb128 0x2e
 369         .byte   0
 370         .uleb128 0x3f
 371         .uleb128 0xc
 372         .uleb128 0x3
 373         .uleb128 0xe
 374         .uleb128 0x3a
 375         .uleb128 0xb
 376         .uleb128 0x3b
 377         .uleb128 0xb
 378         .uleb128 0x11
 379         .uleb128 0x1
 380         .uleb128 0x12
 381         .uleb128 0x1
 382         .uleb128 0x40
 383         .uleb128 0x6
 384         .uleb128 0x2116
 385         .uleb128 0xc
 386         .byte   0
 387         .byte   0
 388         .uleb128 0x4
 389         .uleb128 0x2e
 390         .byte   0
 391         .uleb128 0x3f
 392         .uleb128 0xc
 393         .uleb128 0x3
 394         .uleb128 0xe
 395         .uleb128 0x3a
 396         .uleb128 0xb
 397         .uleb128 0x3b
 398         .uleb128 0xb
 399         .uleb128 0x49
 400         .uleb128 0x13
 401         .uleb128 0x11
 402         .uleb128 0x1
 403         .uleb128 0x12
 404         .uleb128 0x1
 405         .uleb128 0x40
 406         .uleb128 0x6
 407         .uleb128 0x2116
 408         .uleb128 0xc
 409         .byte   0
 410         .byte   0
 411         .uleb128 0x5
 412         .uleb128 0x24
 413         .byte   0
 414         .uleb128 0xb
 415         .uleb128 0xb
 416         .uleb128 0x3e
 417         .uleb128 0xb
 418         .uleb128 0x3
 419         .uleb128 0x8
 420         .byte   0
 421         .byte   0
 422         .byte   0
 423         .section        .debug_loc,"",@progbits
 424 .Ldebug_loc0:
 425 .LLST0:
 426         .quad   .LFB0-.Ltext0
 427         .quad   .LCFI0-.Ltext0
 428         .value  0x2
 429         .byte   0x77
 430         .sleb128 8
 431         .quad   .LCFI0-.Ltext0
 432         .quad   .LCFI1-.Ltext0
 433         .value  0x2
 434         .byte   0x77
 435         .sleb128 16
 436         .quad   .LCFI1-.Ltext0
 437         .quad   .LCFI2-.Ltext0
 438         .value  0x2
 439         .byte   0x76
 440         .sleb128 16
 441         .quad   .LCFI2-.Ltext0
 442         .quad   .LFE0-.Ltext0
 443         .value  0x2
 444         .byte   0x77
 445         .sleb128 8
 446         .quad   0
 447         .quad   0
 448 .LLST1:
 449         .quad   .LFB1-.Ltext0
 450         .quad   .LCFI3-.Ltext0
 451         .value  0x2
 452         .byte   0x77
 453         .sleb128 8
 454         .quad   .LCFI3-.Ltext0
 455         .quad   .LCFI4-.Ltext0
 456         .value  0x2
 457         .byte   0x77
 458         .sleb128 16
 459         .quad   .LCFI4-.Ltext0
 460         .quad   .LCFI5-.Ltext0
 461         .value  0x2
 462         .byte   0x76
 463         .sleb128 16
 464         .quad   .LCFI5-.Ltext0
 465         .quad   .LFE1-.Ltext0
 466         .value  0x2
 467         .byte   0x77
 468         .sleb128 8
 469         .quad   0
 470         .quad   0
 471 .LLST2:
 472         .quad   .LFB2-.Ltext0
 473         .quad   .LCFI6-.Ltext0
 474         .value  0x2
 475         .byte   0x77
 476         .sleb128 8
 477         .quad   .LCFI6-.Ltext0
 478         .quad   .LCFI7-.Ltext0
 479         .value  0x2
 480         .byte   0x77
 481         .sleb128 16
 482         .quad   .LCFI7-.Ltext0
 483         .quad   .LCFI8-.Ltext0
 484         .value  0x2
 485         .byte   0x76
 486         .sleb128 16
 487         .quad   .LCFI8-.Ltext0
 488         .quad   .LFE2-.Ltext0
 489         .value  0x2
 490         .byte   0x77
 491         .sleb128 8
 492         .quad   0
 493         .quad   0
 494         .section        .debug_aranges,"",@progbits
 495         .long   0x2c
 496         .value  0x2
 497         .long   .Ldebug_info0
 498         .byte   0x8
 499         .byte   0
 500         .value  0
 501         .value  0
 502         .quad   .Ltext0
 503         .quad   .Letext0-.Ltext0
 504         .quad   0
 505         .quad   0
 506         .section        .debug_line,"",@progbits
 507 .Ldebug_line0:
 508         .section        .debug_str,"MS",@progbits,1
 509 .LASF0:
 510         .string "stop_frame"
 511 .LASF3:
 512         .string "dw2-reg-undefined.c"
 513 .LASF2:
 514         .string "GNU C 4.7.2"
 515 .LASF1:
 516         .string "first_frame"
 517 .LASF5:
 518         .string "main"
 519 .LASF4:
 520         .string "/home/username/src/gdb/testsuite/gdb.dwarf2"
 521         .ident  "GCC: (GNU) 4.7.2"
 522         .section        .note.GNU-stack,"",@progbits