toolkit/xre/nsSigHandlers.h@6474c204b198 (annotated)
toolkit/xre/nsSigHandlers.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | #if defined(_M_IX86) || defined(_M_X64) || defined(__i386__) || defined(__i386) || defined(__amd64__) |
| michael@0 | 7 | |
| michael@0 | 8 | /* |
| michael@0 | 9 | * x87 FPU Control Word: |
| michael@0 | 10 | * |
| michael@0 | 11 | * 0 -> IM Invalid Operation |
| michael@0 | 12 | * 1 -> DM Denormalized Operand |
| michael@0 | 13 | * 2 -> ZM Zero Divide |
| michael@0 | 14 | * 3 -> OM Overflow |
| michael@0 | 15 | * 4 -> UM Underflow |
| michael@0 | 16 | * 5 -> PM Precision |
| michael@0 | 17 | */ |
| michael@0 | 18 | #define FPU_EXCEPTION_MASK 0x3f |
| michael@0 | 19 | |
| michael@0 | 20 | /* |
| michael@0 | 21 | * x86 FPU Status Word: |
| michael@0 | 22 | * |
| michael@0 | 23 | * 0..5 -> Exception flags (see x86 FPU Control Word) |
| michael@0 | 24 | * 6 -> SF Stack Fault |
| michael@0 | 25 | * 7 -> ES Error Summary Status |
| michael@0 | 26 | */ |
| michael@0 | 27 | #define FPU_STATUS_FLAGS 0xff |
| michael@0 | 28 | |
| michael@0 | 29 | /* |
| michael@0 | 30 | * MXCSR Control and Status Register: |
| michael@0 | 31 | * |
| michael@0 | 32 | * 0..5 -> Exception flags (see x86 FPU Control Word) |
| michael@0 | 33 | * 6 -> DAZ Denormals Are Zero |
| michael@0 | 34 | * 7..12 -> Exception mask (see x86 FPU Control Word) |
| michael@0 | 35 | */ |
| michael@0 | 36 | #define SSE_STATUS_FLAGS FPU_EXCEPTION_MASK |
| michael@0 | 37 | #define SSE_EXCEPTION_MASK (FPU_EXCEPTION_MASK << 7) |
| michael@0 | 38 | |
| michael@0 | 39 | #endif |
