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Diffstat (limited to 'thirdparty/glslang/glslang/MachineIndependent/preprocessor/PpAtom.cpp')
| -rw-r--r-- | thirdparty/glslang/glslang/MachineIndependent/preprocessor/PpAtom.cpp | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/thirdparty/glslang/glslang/MachineIndependent/preprocessor/PpAtom.cpp b/thirdparty/glslang/glslang/MachineIndependent/preprocessor/PpAtom.cpp new file mode 100644 index 0000000000..06c2333ef1 --- /dev/null +++ b/thirdparty/glslang/glslang/MachineIndependent/preprocessor/PpAtom.cpp @@ -0,0 +1,181 @@ +// +// Copyright (C) 2002-2005 3Dlabs Inc. Ltd. +// Copyright (C) 2013 LunarG, Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions +// are met: +// +// Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// +// Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following +// disclaimer in the documentation and/or other materials provided +// with the distribution. +// +// Neither the name of 3Dlabs Inc. Ltd. nor the names of its +// contributors may be used to endorse or promote products derived +// from this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS +// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE +// COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, +// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, +// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER +// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN +// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +// POSSIBILITY OF SUCH DAMAGE. +// +/****************************************************************************\ +Copyright (c) 2002, NVIDIA Corporation. + +NVIDIA Corporation("NVIDIA") supplies this software to you in +consideration of your agreement to the following terms, and your use, +installation, modification or redistribution of this NVIDIA software +constitutes acceptance of these terms. If you do not agree with these +terms, please do not use, install, modify or redistribute this NVIDIA +software. + +In consideration of your agreement to abide by the following terms, and +subject to these terms, NVIDIA grants you a personal, non-exclusive +license, under NVIDIA's copyrights in this original NVIDIA software (the +"NVIDIA Software"), to use, reproduce, modify and redistribute the +NVIDIA Software, with or without modifications, in source and/or binary +forms; provided that if you redistribute the NVIDIA Software, you must +retain the copyright notice of NVIDIA, this notice and the following +text and disclaimers in all such redistributions of the NVIDIA Software. +Neither the name, trademarks, service marks nor logos of NVIDIA +Corporation may be used to endorse or promote products derived from the +NVIDIA Software without specific prior written permission from NVIDIA. +Except as expressly stated in this notice, no other rights or licenses +express or implied, are granted by NVIDIA herein, including but not +limited to any patent rights that may be infringed by your derivative +works or by other works in which the NVIDIA Software may be +incorporated. No hardware is licensed hereunder. + +THE NVIDIA SOFTWARE IS BEING PROVIDED ON AN "AS IS" BASIS, WITHOUT +WARRANTIES OR CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED, +INCLUDING WITHOUT LIMITATION, WARRANTIES OR CONDITIONS OF TITLE, +NON-INFRINGEMENT, MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR +ITS USE AND OPERATION EITHER ALONE OR IN COMBINATION WITH OTHER +PRODUCTS. + +IN NO EVENT SHALL NVIDIA BE LIABLE FOR ANY SPECIAL, INDIRECT, +INCIDENTAL, EXEMPLARY, CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED +TO, LOST PROFITS; PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF +USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) OR ARISING IN ANY WAY +OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE +NVIDIA SOFTWARE, HOWEVER CAUSED AND WHETHER UNDER THEORY OF CONTRACT, +TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF +NVIDIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +\****************************************************************************/ + +#ifndef _CRT_SECURE_NO_WARNINGS +#define _CRT_SECURE_NO_WARNINGS +#endif + +#include <cassert> +#include <cstdlib> +#include <cstring> + +#include "PpContext.h" +#include "PpTokens.h" + +namespace { + +using namespace glslang; + +const struct { + int val; + const char* str; +} tokens[] = { + + { PPAtomAddAssign, "+=" }, + { PPAtomSubAssign, "-=" }, + { PPAtomMulAssign, "*=" }, + { PPAtomDivAssign, "/=" }, + { PPAtomModAssign, "%=" }, + + { PpAtomRight, ">>" }, + { PpAtomLeft, "<<" }, + { PpAtomAnd, "&&" }, + { PpAtomOr, "||" }, + { PpAtomXor, "^^" }, + + { PpAtomRightAssign, ">>=" }, + { PpAtomLeftAssign, "<<=" }, + { PpAtomAndAssign, "&=" }, + { PpAtomOrAssign, "|=" }, + { PpAtomXorAssign, "^=" }, + + { PpAtomEQ, "==" }, + { PpAtomNE, "!=" }, + { PpAtomGE, ">=" }, + { PpAtomLE, "<=" }, + + { PpAtomDecrement, "--" }, + { PpAtomIncrement, "++" }, + + { PpAtomColonColon, "::" }, + + { PpAtomDefine, "define" }, + { PpAtomUndef, "undef" }, + { PpAtomIf, "if" }, + { PpAtomElif, "elif" }, + { PpAtomElse, "else" }, + { PpAtomEndif, "endif" }, + { PpAtomIfdef, "ifdef" }, + { PpAtomIfndef, "ifndef" }, + { PpAtomLine, "line" }, + { PpAtomPragma, "pragma" }, + { PpAtomError, "error" }, + + { PpAtomVersion, "version" }, + { PpAtomCore, "core" }, + { PpAtomCompatibility, "compatibility" }, + { PpAtomEs, "es" }, + { PpAtomExtension, "extension" }, + + { PpAtomLineMacro, "__LINE__" }, + { PpAtomFileMacro, "__FILE__" }, + { PpAtomVersionMacro, "__VERSION__" }, + + { PpAtomInclude, "include" }, +}; + +} // end anonymous namespace + +namespace glslang { + +// +// Initialize the atom table. +// +TStringAtomMap::TStringAtomMap() +{ + badToken.assign("<bad token>"); + + // Add single character tokens to the atom table: + const char* s = "~!%^&*()-+=|,.<>/?;:[]{}#\\"; + char t[2]; + + t[1] = '\0'; + while (*s) { + t[0] = *s; + addAtomFixed(t, s[0]); + s++; + } + + // Add multiple character scanner tokens : + for (size_t ii = 0; ii < sizeof(tokens)/sizeof(tokens[0]); ii++) + addAtomFixed(tokens[ii].str, tokens[ii].val); + + nextAtom = PpAtomLast; +} + +} // end namespace glslang |