The Tor Browser: toolkit/xre/nsSigHandlers.h@6474c204b198

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

     1 /* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #if defined(_M_IX86) || defined(_M_X64) || defined(__i386__) || defined(__i386) || defined(__amd64__)

     8 /*

     9  * x87 FPU Control Word:

    10  *

    11  * 0 -> IM  Invalid Operation

    12  * 1 -> DM  Denormalized Operand

    13  * 2 -> ZM  Zero Divide

    14  * 3 -> OM  Overflow

    15  * 4 -> UM  Underflow

    16  * 5 -> PM  Precision

    17  */

    18 #define FPU_EXCEPTION_MASK 0x3f

    20 /*

    21  * x86 FPU Status Word:

    22  *

    23  * 0..5  ->      Exception flags  (see x86 FPU Control Word)

    24  * 6     -> SF   Stack Fault

    25  * 7     -> ES   Error Summary Status

    26  */

    27 #define FPU_STATUS_FLAGS 0xff

    29 /*

    30  * MXCSR Control and Status Register:

    31  *

    32  * 0..5  ->      Exception flags (see x86 FPU Control Word)

    33  * 6     -> DAZ  Denormals Are Zero

    34  * 7..12 ->      Exception mask (see x86 FPU Control Word)

    35  */

    36 #define SSE_STATUS_FLAGS   FPU_EXCEPTION_MASK

    37 #define SSE_EXCEPTION_MASK (FPU_EXCEPTION_MASK << 7)

    39 #endif

The Tor Browser / file revision