1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/tools/profiler/LulDwarfInt.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,127 @@
1.4 +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* vim: set ts=8 sts=2 et sw=2 tw=80: */
1.6 +
1.7 +// Copyright (c) 2008, 2010 Google Inc. All Rights Reserved.
1.8 +//
1.9 +// Redistribution and use in source and binary forms, with or without
1.10 +// modification, are permitted provided that the following conditions are
1.11 +// met:
1.12 +//
1.13 +// * Redistributions of source code must retain the above copyright
1.14 +// notice, this list of conditions and the following disclaimer.
1.15 +// * Redistributions in binary form must reproduce the above
1.16 +// copyright notice, this list of conditions and the following disclaimer
1.17 +// in the documentation and/or other materials provided with the
1.18 +// distribution.
1.19 +// * Neither the name of Google Inc. nor the names of its
1.20 +// contributors may be used to endorse or promote products derived from
1.21 +// this software without specific prior written permission.
1.22 +//
1.23 +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1.24 +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1.25 +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
1.26 +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
1.27 +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
1.28 +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
1.29 +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
1.30 +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
1.31 +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
1.32 +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
1.33 +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.34 +
1.35 +// CFI reader author: Jim Blandy <jimb@mozilla.com> <jimb@red-bean.com>
1.36 +
1.37 +// This file is derived from the following file in
1.38 +// toolkit/crashreporter/google-breakpad:
1.39 +// src/common/dwarf/dwarf2enums.h
1.40 +
1.41 +#ifndef LulDwarfInt_h
1.42 +#define LulDwarfInt_h
1.43 +
1.44 +#include "LulCommonExt.h"
1.45 +#include "LulDwarfExt.h"
1.46 +
1.47 +namespace lul {
1.48 +
1.49 +// These enums do not follow the google3 style only because they are
1.50 +// known universally (specs, other implementations) by the names in
1.51 +// exactly this capitalization.
1.52 +// Tag names and codes.
1.53 +
1.54 +// Call Frame Info instructions.
1.55 +enum DwarfCFI
1.56 + {
1.57 + DW_CFA_advance_loc = 0x40,
1.58 + DW_CFA_offset = 0x80,
1.59 + DW_CFA_restore = 0xc0,
1.60 + DW_CFA_nop = 0x00,
1.61 + DW_CFA_set_loc = 0x01,
1.62 + DW_CFA_advance_loc1 = 0x02,
1.63 + DW_CFA_advance_loc2 = 0x03,
1.64 + DW_CFA_advance_loc4 = 0x04,
1.65 + DW_CFA_offset_extended = 0x05,
1.66 + DW_CFA_restore_extended = 0x06,
1.67 + DW_CFA_undefined = 0x07,
1.68 + DW_CFA_same_value = 0x08,
1.69 + DW_CFA_register = 0x09,
1.70 + DW_CFA_remember_state = 0x0a,
1.71 + DW_CFA_restore_state = 0x0b,
1.72 + DW_CFA_def_cfa = 0x0c,
1.73 + DW_CFA_def_cfa_register = 0x0d,
1.74 + DW_CFA_def_cfa_offset = 0x0e,
1.75 + DW_CFA_def_cfa_expression = 0x0f,
1.76 + DW_CFA_expression = 0x10,
1.77 + DW_CFA_offset_extended_sf = 0x11,
1.78 + DW_CFA_def_cfa_sf = 0x12,
1.79 + DW_CFA_def_cfa_offset_sf = 0x13,
1.80 + DW_CFA_val_offset = 0x14,
1.81 + DW_CFA_val_offset_sf = 0x15,
1.82 + DW_CFA_val_expression = 0x16,
1.83 +
1.84 + // Opcodes in this range are reserved for user extensions.
1.85 + DW_CFA_lo_user = 0x1c,
1.86 + DW_CFA_hi_user = 0x3f,
1.87 +
1.88 + // SGI/MIPS specific.
1.89 + DW_CFA_MIPS_advance_loc8 = 0x1d,
1.90 +
1.91 + // GNU extensions.
1.92 + DW_CFA_GNU_window_save = 0x2d,
1.93 + DW_CFA_GNU_args_size = 0x2e,
1.94 + DW_CFA_GNU_negative_offset_extended = 0x2f
1.95 + };
1.96 +
1.97 +// Exception handling 'z' augmentation letters.
1.98 +enum DwarfZAugmentationCodes {
1.99 + // If the CFI augmentation string begins with 'z', then the CIE and FDE
1.100 + // have an augmentation data area just before the instructions, whose
1.101 + // contents are determined by the subsequent augmentation letters.
1.102 + DW_Z_augmentation_start = 'z',
1.103 +
1.104 + // If this letter is present in a 'z' augmentation string, the CIE
1.105 + // augmentation data includes a pointer encoding, and the FDE
1.106 + // augmentation data includes a language-specific data area pointer,
1.107 + // represented using that encoding.
1.108 + DW_Z_has_LSDA = 'L',
1.109 +
1.110 + // If this letter is present in a 'z' augmentation string, the CIE
1.111 + // augmentation data includes a pointer encoding, followed by a pointer
1.112 + // to a personality routine, represented using that encoding.
1.113 + DW_Z_has_personality_routine = 'P',
1.114 +
1.115 + // If this letter is present in a 'z' augmentation string, the CIE
1.116 + // augmentation data includes a pointer encoding describing how the FDE's
1.117 + // initial location, address range, and DW_CFA_set_loc operands are
1.118 + // encoded.
1.119 + DW_Z_has_FDE_address_encoding = 'R',
1.120 +
1.121 + // If this letter is present in a 'z' augmentation string, then code
1.122 + // addresses covered by FDEs that cite this CIE are signal delivery
1.123 + // trampolines. Return addresses of frames in trampolines should not be
1.124 + // adjusted as described in section 6.4.4 of the DWARF 3 spec.
1.125 + DW_Z_is_signal_trampoline = 'S'
1.126 +};
1.127 +
1.128 +} // namespace lul
1.129 +
1.130 +#endif // LulDwarfInt_h
