The Tor Browser: toolkit/crashreporter/google-breakpad/src/processor/stackwalker_selftest

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* Copyright (c) 2007, Google Inc.

     2  * All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions are

     6  * met:

     7  *

     8  *     * Redistributions of source code must retain the above copyright

     9  * notice, this list of conditions and the following disclaimer.

    10  *     * Redistributions in binary form must reproduce the above

    11  * copyright notice, this list of conditions and the following disclaimer

    12  * in the documentation and/or other materials provided with the

    13  * distribution.

    14  *     * Neither the name of Google Inc. nor the names of its

    15  * contributors may be used to endorse or promote products derived from

    16  * this software without specific prior written permission.

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

    19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

    20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

    21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

    22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    29  */

    31 /* stackwalker_selftest_sol.s

    32  * On Solaris, the recommeded compiler is CC, so we can not use gcc inline

    33  * asm, use this method instead.

    34  *

    35  * How to compile: as -P -L -D_ASM -D_STDC -K PIC -o \

    36  *                 src/processor/stackwalker_selftest_sol.o \

    37  *                 src/processor/stackwalker_selftest_sol.s

    38  *

    39  * Author: Michael Shang

    40  */

    42 #include <sys/asm_linkage.h>

    44 #if defined(__i386)

    47 ENTRY(GetEBP)

    48       pushl    %ebp

    49       movl     %esp,%ebp

    50       subl     $0x00000004,%esp

    51       movl     0x00000000(%ebp),%eax

    52       movl     %eax,0xfffffffc(%ebp)

    53       movl     0xfffffffc(%ebp),%eax

    54       leave

    55       ret

    56 SET_SIZE(GetEBP)

    58 ENTRY(GetEIP)

    59       pushl    %ebp

    60       movl     %esp,%ebp

    61       subl     $0x00000004,%esp

    62       movl     0x00000004(%ebp),%eax

    63       movl     %eax,0xfffffffc(%ebp)

    64       movl     0xfffffffc(%ebp),%eax

    65       leave

    66       ret

    67 SET_SIZE(GetEIP)

    69 ENTRY(GetESP)

    70       pushl    %ebp

    71       movl     %esp,%ebp

    72       subl     $0x00000004,%esp

    73       movl     %ebp,%eax

    74       movl     %eax,0xfffffffc(%ebp)

    75       movl     0xfffffffc(%ebp),%eax

    76       addl     $0x00000008,%eax

    77       leave

    78       ret

    79 SET_SIZE(GetESP)

    82 #elif defined(__sparc)

    85 ENTRY(GetPC)

    86       save     %sp, -120, %sp

    87       mov      %i7, %i4

    88       inccc    8, %i4

    89       mov      %i4, %i0

    90       ret

    91       restore

    92 SET_SIZE(GetPC)

    94 ENTRY(GetSP)

    95       save     %sp, -120, %sp

    96       mov      %fp, %i4

    97       mov      %i4, %i0

    98       ret

    99       restore

   100 SET_SIZE(GetSP)

   102 ENTRY(GetFP)

   103       save     %sp, -120, %sp

   104       ld       [%fp + 56], %g1

   105       mov      %g1, %i0

   106       ret

   107       restore

   108 SET_SIZE(GetFP)

   111 #endif  // __i386 || __sparc

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