[SPIR-V] Update glslang

WIP new vertex fetching
This commit is contained in:
DrChat
2018-02-18 20:13:38 -06:00
parent 4e1a55f585
commit f3f1a7fe42
37 changed files with 11978 additions and 1326 deletions

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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// Copyright (C) 2012-2013 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.
//
#ifndef _BASICTYPES_INCLUDED_
#define _BASICTYPES_INCLUDED_
namespace glslang {
//
// Basic type. Arrays, vectors, sampler details, etc., are orthogonal to this.
//
enum TBasicType {
EbtVoid,
EbtFloat,
EbtDouble,
#ifdef AMD_EXTENSIONS
EbtFloat16,
#endif
EbtInt,
EbtUint,
EbtInt64,
EbtUint64,
#ifdef AMD_EXTENSIONS
EbtInt16,
EbtUint16,
#endif
EbtBool,
EbtAtomicUint,
EbtSampler,
EbtStruct,
EbtBlock,
// HLSL types that live only temporarily.
EbtString,
EbtNumTypes
};
//
// Storage qualifiers. Should align with different kinds of storage or
// resource or GLSL storage qualifier. Expansion is deprecated.
//
// N.B.: You probably DON'T want to add anything here, but rather just add it
// to the built-in variables. See the comment above TBuiltInVariable.
//
// A new built-in variable will normally be an existing qualifier, like 'in', 'out', etc.
// DO NOT follow the design pattern of, say EvqInstanceId, etc.
//
enum TStorageQualifier {
EvqTemporary, // For temporaries (within a function), read/write
EvqGlobal, // For globals read/write
EvqConst, // User-defined constant values, will be semantically constant and constant folded
EvqVaryingIn, // pipeline input, read only, also supercategory for all built-ins not included in this enum (see TBuiltInVariable)
EvqVaryingOut, // pipeline output, read/write, also supercategory for all built-ins not included in this enum (see TBuiltInVariable)
EvqUniform, // read only, shared with app
EvqBuffer, // read/write, shared with app
EvqShared, // compute shader's read/write 'shared' qualifier
// parameters
EvqIn, // also, for 'in' in the grammar before we know if it's a pipeline input or an 'in' parameter
EvqOut, // also, for 'out' in the grammar before we know if it's a pipeline output or an 'out' parameter
EvqInOut,
EvqConstReadOnly, // input; also other read-only types having neither a constant value nor constant-value semantics
// built-ins read by vertex shader
EvqVertexId,
EvqInstanceId,
// built-ins written by vertex shader
EvqPosition,
EvqPointSize,
EvqClipVertex,
// built-ins read by fragment shader
EvqFace,
EvqFragCoord,
EvqPointCoord,
// built-ins written by fragment shader
EvqFragColor,
EvqFragDepth,
// end of list
EvqLast
};
//
// Subcategories of the TStorageQualifier, simply to give a direct mapping
// between built-in variable names and an numerical value (the enum).
//
// For backward compatibility, there is some redundancy between the
// TStorageQualifier and these. Existing members should both be maintained accurately.
// However, any new built-in variable (and any existing non-redundant one)
// must follow the pattern that the specific built-in is here, and only its
// general qualifier is in TStorageQualifier.
//
// Something like gl_Position, which is sometimes 'in' and sometimes 'out'
// shows up as two different built-in variables in a single stage, but
// only has a single enum in TBuiltInVariable, so both the
// TStorageQualifier and the TBuitinVariable are needed to distinguish
// between them.
//
enum TBuiltInVariable {
EbvNone,
EbvNumWorkGroups,
EbvWorkGroupSize,
EbvWorkGroupId,
EbvLocalInvocationId,
EbvGlobalInvocationId,
EbvLocalInvocationIndex,
EbvSubGroupSize,
EbvSubGroupInvocation,
EbvSubGroupEqMask,
EbvSubGroupGeMask,
EbvSubGroupGtMask,
EbvSubGroupLeMask,
EbvSubGroupLtMask,
EbvVertexId,
EbvInstanceId,
EbvVertexIndex,
EbvInstanceIndex,
EbvBaseVertex,
EbvBaseInstance,
EbvDrawId,
EbvPosition,
EbvPointSize,
EbvClipVertex,
EbvClipDistance,
EbvCullDistance,
EbvNormal,
EbvVertex,
EbvMultiTexCoord0,
EbvMultiTexCoord1,
EbvMultiTexCoord2,
EbvMultiTexCoord3,
EbvMultiTexCoord4,
EbvMultiTexCoord5,
EbvMultiTexCoord6,
EbvMultiTexCoord7,
EbvFrontColor,
EbvBackColor,
EbvFrontSecondaryColor,
EbvBackSecondaryColor,
EbvTexCoord,
EbvFogFragCoord,
EbvInvocationId,
EbvPrimitiveId,
EbvLayer,
EbvViewportIndex,
EbvPatchVertices,
EbvTessLevelOuter,
EbvTessLevelInner,
EbvBoundingBox,
EbvTessCoord,
EbvColor,
EbvSecondaryColor,
EbvFace,
EbvFragCoord,
EbvPointCoord,
EbvFragColor,
EbvFragData,
EbvFragDepth,
EbvFragStencilRef,
EbvSampleId,
EbvSamplePosition,
EbvSampleMask,
EbvHelperInvocation,
#ifdef AMD_EXTENSIONS
EbvBaryCoordNoPersp,
EbvBaryCoordNoPerspCentroid,
EbvBaryCoordNoPerspSample,
EbvBaryCoordSmooth,
EbvBaryCoordSmoothCentroid,
EbvBaryCoordSmoothSample,
EbvBaryCoordPullModel,
#endif
EbvViewIndex,
EbvDeviceIndex,
#ifdef NV_EXTENSIONS
EbvViewportMaskNV,
EbvSecondaryPositionNV,
EbvSecondaryViewportMaskNV,
EbvPositionPerViewNV,
EbvViewportMaskPerViewNV,
EbvFragFullyCoveredNV,
#endif
// HLSL built-ins that live only temporarily, until they get remapped
// to one of the above.
EbvFragDepthGreater,
EbvFragDepthLesser,
EbvGsOutputStream,
EbvOutputPatch,
EbvInputPatch,
// structbuffer types
EbvAppendConsume, // no need to differentiate append and consume
EbvRWStructuredBuffer,
EbvStructuredBuffer,
EbvByteAddressBuffer,
EbvRWByteAddressBuffer,
EbvLast
};
// These will show up in error messages
__inline const char* GetStorageQualifierString(TStorageQualifier q)
{
switch (q) {
case EvqTemporary: return "temp"; break;
case EvqGlobal: return "global"; break;
case EvqConst: return "const"; break;
case EvqConstReadOnly: return "const (read only)"; break;
case EvqVaryingIn: return "in"; break;
case EvqVaryingOut: return "out"; break;
case EvqUniform: return "uniform"; break;
case EvqBuffer: return "buffer"; break;
case EvqShared: return "shared"; break;
case EvqIn: return "in"; break;
case EvqOut: return "out"; break;
case EvqInOut: return "inout"; break;
case EvqVertexId: return "gl_VertexId"; break;
case EvqInstanceId: return "gl_InstanceId"; break;
case EvqPosition: return "gl_Position"; break;
case EvqPointSize: return "gl_PointSize"; break;
case EvqClipVertex: return "gl_ClipVertex"; break;
case EvqFace: return "gl_FrontFacing"; break;
case EvqFragCoord: return "gl_FragCoord"; break;
case EvqPointCoord: return "gl_PointCoord"; break;
case EvqFragColor: return "fragColor"; break;
case EvqFragDepth: return "gl_FragDepth"; break;
default: return "unknown qualifier";
}
}
__inline const char* GetBuiltInVariableString(TBuiltInVariable v)
{
switch (v) {
case EbvNone: return "";
case EbvNumWorkGroups: return "NumWorkGroups";
case EbvWorkGroupSize: return "WorkGroupSize";
case EbvWorkGroupId: return "WorkGroupID";
case EbvLocalInvocationId: return "LocalInvocationID";
case EbvGlobalInvocationId: return "GlobalInvocationID";
case EbvLocalInvocationIndex: return "LocalInvocationIndex";
case EbvSubGroupSize: return "SubGroupSize";
case EbvSubGroupInvocation: return "SubGroupInvocation";
case EbvSubGroupEqMask: return "SubGroupEqMask";
case EbvSubGroupGeMask: return "SubGroupGeMask";
case EbvSubGroupGtMask: return "SubGroupGtMask";
case EbvSubGroupLeMask: return "SubGroupLeMask";
case EbvSubGroupLtMask: return "SubGroupLtMask";
case EbvVertexId: return "VertexId";
case EbvInstanceId: return "InstanceId";
case EbvVertexIndex: return "VertexIndex";
case EbvInstanceIndex: return "InstanceIndex";
case EbvBaseVertex: return "BaseVertex";
case EbvBaseInstance: return "BaseInstance";
case EbvDrawId: return "DrawId";
case EbvPosition: return "Position";
case EbvPointSize: return "PointSize";
case EbvClipVertex: return "ClipVertex";
case EbvClipDistance: return "ClipDistance";
case EbvCullDistance: return "CullDistance";
case EbvNormal: return "Normal";
case EbvVertex: return "Vertex";
case EbvMultiTexCoord0: return "MultiTexCoord0";
case EbvMultiTexCoord1: return "MultiTexCoord1";
case EbvMultiTexCoord2: return "MultiTexCoord2";
case EbvMultiTexCoord3: return "MultiTexCoord3";
case EbvMultiTexCoord4: return "MultiTexCoord4";
case EbvMultiTexCoord5: return "MultiTexCoord5";
case EbvMultiTexCoord6: return "MultiTexCoord6";
case EbvMultiTexCoord7: return "MultiTexCoord7";
case EbvFrontColor: return "FrontColor";
case EbvBackColor: return "BackColor";
case EbvFrontSecondaryColor: return "FrontSecondaryColor";
case EbvBackSecondaryColor: return "BackSecondaryColor";
case EbvTexCoord: return "TexCoord";
case EbvFogFragCoord: return "FogFragCoord";
case EbvInvocationId: return "InvocationID";
case EbvPrimitiveId: return "PrimitiveID";
case EbvLayer: return "Layer";
case EbvViewportIndex: return "ViewportIndex";
case EbvPatchVertices: return "PatchVertices";
case EbvTessLevelOuter: return "TessLevelOuter";
case EbvTessLevelInner: return "TessLevelInner";
case EbvBoundingBox: return "BoundingBox";
case EbvTessCoord: return "TessCoord";
case EbvColor: return "Color";
case EbvSecondaryColor: return "SecondaryColor";
case EbvFace: return "Face";
case EbvFragCoord: return "FragCoord";
case EbvPointCoord: return "PointCoord";
case EbvFragColor: return "FragColor";
case EbvFragData: return "FragData";
case EbvFragDepth: return "FragDepth";
case EbvFragStencilRef: return "FragStencilRef";
case EbvSampleId: return "SampleId";
case EbvSamplePosition: return "SamplePosition";
case EbvSampleMask: return "SampleMaskIn";
case EbvHelperInvocation: return "HelperInvocation";
#ifdef AMD_EXTENSIONS
case EbvBaryCoordNoPersp: return "BaryCoordNoPersp";
case EbvBaryCoordNoPerspCentroid: return "BaryCoordNoPerspCentroid";
case EbvBaryCoordNoPerspSample: return "BaryCoordNoPerspSample";
case EbvBaryCoordSmooth: return "BaryCoordSmooth";
case EbvBaryCoordSmoothCentroid: return "BaryCoordSmoothCentroid";
case EbvBaryCoordSmoothSample: return "BaryCoordSmoothSample";
case EbvBaryCoordPullModel: return "BaryCoordPullModel";
#endif
case EbvViewIndex: return "ViewIndex";
case EbvDeviceIndex: return "DeviceIndex";
#ifdef NV_EXTENSIONS
case EbvViewportMaskNV: return "ViewportMaskNV";
case EbvSecondaryPositionNV: return "SecondaryPositionNV";
case EbvSecondaryViewportMaskNV: return "SecondaryViewportMaskNV";
case EbvPositionPerViewNV: return "PositionPerViewNV";
case EbvViewportMaskPerViewNV: return "ViewportMaskPerViewNV";
case EbvFragFullyCoveredNV: return "FragFullyCoveredNV";
#endif
default: return "unknown built-in variable";
}
}
// In this enum, order matters; users can assume higher precision is a bigger value
// and EpqNone is 0.
enum TPrecisionQualifier {
EpqNone = 0,
EpqLow,
EpqMedium,
EpqHigh
};
__inline const char* GetPrecisionQualifierString(TPrecisionQualifier p)
{
switch(p) {
case EpqNone: return ""; break;
case EpqLow: return "lowp"; break;
case EpqMedium: return "mediump"; break;
case EpqHigh: return "highp"; break;
default: return "unknown precision qualifier";
}
}
} // end namespace glslang
#endif // _BASICTYPES_INCLUDED_

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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// Copyright (C) 2012-2013 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.
//
#ifndef _COMMON_INCLUDED_
#define _COMMON_INCLUDED_
#if (defined(_MSC_VER) && _MSC_VER < 1900 /*vs2015*/) || defined MINGW_HAS_SECURE_API
#include <basetsd.h>
#define snprintf sprintf_s
#define safe_vsprintf(buf,max,format,args) vsnprintf_s((buf), (max), (max), (format), (args))
#elif defined (solaris)
#define safe_vsprintf(buf,max,format,args) vsnprintf((buf), (max), (format), (args))
#include <sys/int_types.h>
#define UINT_PTR uintptr_t
#else
#define safe_vsprintf(buf,max,format,args) vsnprintf((buf), (max), (format), (args))
#include <stdint.h>
#define UINT_PTR uintptr_t
#endif
#if defined(__ANDROID__) || _MSC_VER < 1700
#include <sstream>
namespace std {
template<typename T>
std::string to_string(const T& val) {
std::ostringstream os;
os << val;
return os.str();
}
}
#endif
#if defined(_MSC_VER) && _MSC_VER < 1800
inline long long int strtoll (const char* str, char** endptr, int base)
{
return _strtoi64(str, endptr, base);
}
inline unsigned long long int strtoull (const char* str, char** endptr, int base)
{
return _strtoui64(str, endptr, base);
}
inline long long int atoll (const char* str)
{
return strtoll(str, NULL, 10);
}
#endif
#if defined(_MSC_VER)
#define strdup _strdup
#endif
/* windows only pragma */
#ifdef _MSC_VER
#pragma warning(disable : 4786) // Don't warn about too long identifiers
#pragma warning(disable : 4514) // unused inline method
#pragma warning(disable : 4201) // nameless union
#endif
#include <set>
#include <unordered_set>
#include <vector>
#include <map>
#include <unordered_map>
#include <list>
#include <algorithm>
#include <string>
#include <cstdio>
#include <cassert>
#include "PoolAlloc.h"
//
// Put POOL_ALLOCATOR_NEW_DELETE in base classes to make them use this scheme.
//
#define POOL_ALLOCATOR_NEW_DELETE(A) \
void* operator new(size_t s) { return (A).allocate(s); } \
void* operator new(size_t, void *_Where) { return (_Where); } \
void operator delete(void*) { } \
void operator delete(void *, void *) { } \
void* operator new[](size_t s) { return (A).allocate(s); } \
void* operator new[](size_t, void *_Where) { return (_Where); } \
void operator delete[](void*) { } \
void operator delete[](void *, void *) { }
namespace glslang {
//
// Pool version of string.
//
typedef pool_allocator<char> TStringAllocator;
typedef std::basic_string <char, std::char_traits<char>, TStringAllocator> TString;
} // end namespace glslang
// Repackage the std::hash for use by unordered map/set with a TString key.
namespace std {
template<> struct hash<glslang::TString> {
std::size_t operator()(const glslang::TString& s) const
{
const unsigned _FNV_offset_basis = 2166136261U;
const unsigned _FNV_prime = 16777619U;
unsigned _Val = _FNV_offset_basis;
size_t _Count = s.size();
const char* _First = s.c_str();
for (size_t _Next = 0; _Next < _Count; ++_Next)
{
_Val ^= (unsigned)_First[_Next];
_Val *= _FNV_prime;
}
return _Val;
}
};
}
namespace glslang {
inline TString* NewPoolTString(const char* s)
{
void* memory = GetThreadPoolAllocator().allocate(sizeof(TString));
return new(memory) TString(s);
}
template<class T> inline T* NewPoolObject(T*)
{
return new(GetThreadPoolAllocator().allocate(sizeof(T))) T;
}
template<class T> inline T* NewPoolObject(T, int instances)
{
return new(GetThreadPoolAllocator().allocate(instances * sizeof(T))) T[instances];
}
//
// Pool allocator versions of vectors, lists, and maps
//
template <class T> class TVector : public std::vector<T, pool_allocator<T> > {
public:
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
typedef typename std::vector<T, pool_allocator<T> >::size_type size_type;
TVector() : std::vector<T, pool_allocator<T> >() {}
TVector(const pool_allocator<T>& a) : std::vector<T, pool_allocator<T> >(a) {}
TVector(size_type i) : std::vector<T, pool_allocator<T> >(i) {}
TVector(size_type i, const T& val) : std::vector<T, pool_allocator<T> >(i, val) {}
};
template <class T> class TList : public std::list<T, pool_allocator<T> > {
};
template <class K, class D, class CMP = std::less<K> >
class TMap : public std::map<K, D, CMP, pool_allocator<std::pair<K const, D> > > {
};
template <class K, class D, class HASH = std::hash<K>, class PRED = std::equal_to<K> >
class TUnorderedMap : public std::unordered_map<K, D, HASH, PRED, pool_allocator<std::pair<K const, D> > > {
};
//
// Persistent string memory. Should only be used for strings that survive
// across compiles/links.
//
typedef std::basic_string<char> TPersistString;
//
// templatized min and max functions.
//
template <class T> T Min(const T a, const T b) { return a < b ? a : b; }
template <class T> T Max(const T a, const T b) { return a > b ? a : b; }
//
// Create a TString object from an integer.
//
#if defined _MSC_VER || defined MINGW_HAS_SECURE_API
inline const TString String(const int i, const int base = 10)
{
char text[16]; // 32 bit ints are at most 10 digits in base 10
_itoa_s(i, text, sizeof(text), base);
return text;
}
#else
inline const TString String(const int i, const int /*base*/ = 10)
{
char text[16]; // 32 bit ints are at most 10 digits in base 10
// we assume base 10 for all cases
snprintf(text, sizeof(text), "%d", i);
return text;
}
#endif
struct TSourceLoc {
void init() { name = nullptr; string = 0; line = 0; column = 0; }
void init(int stringNum) { init(); string = stringNum; }
// Returns the name if it exists. Otherwise, returns the string number.
std::string getStringNameOrNum(bool quoteStringName = true) const
{
if (name != nullptr)
return quoteStringName ? ("\"" + std::string(name) + "\"") : name;
return std::to_string((long long)string);
}
const char* name; // descriptive name for this string
int string;
int line;
int column;
};
class TPragmaTable : public TMap<TString, TString> {
public:
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
};
const int MaxTokenLength = 1024;
template <class T> bool IsPow2(T powerOf2)
{
if (powerOf2 <= 0)
return false;
return (powerOf2 & (powerOf2 - 1)) == 0;
}
// Round number up to a multiple of the given powerOf2, which is not
// a power, just a number that must be a power of 2.
template <class T> void RoundToPow2(T& number, int powerOf2)
{
assert(IsPow2(powerOf2));
number = (number + powerOf2 - 1) & ~(powerOf2 - 1);
}
template <class T> bool IsMultipleOfPow2(T number, int powerOf2)
{
assert(IsPow2(powerOf2));
return ! (number & (powerOf2 - 1));
}
} // end namespace glslang
#endif // _COMMON_INCLUDED_

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//
// 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.
//
#ifndef _CONSTANT_UNION_INCLUDED_
#define _CONSTANT_UNION_INCLUDED_
#include "../Include/Common.h"
#include "../Include/BaseTypes.h"
namespace glslang {
class TConstUnion {
public:
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
TConstUnion() : iConst(0), type(EbtInt) { }
void setIConst(int i)
{
iConst = i;
type = EbtInt;
}
void setUConst(unsigned int u)
{
uConst = u;
type = EbtUint;
}
void setI64Const(long long i64)
{
i64Const = i64;
type = EbtInt64;
}
void setU64Const(unsigned long long u64)
{
u64Const = u64;
type = EbtUint64;
}
void setDConst(double d)
{
dConst = d;
type = EbtDouble;
}
void setBConst(bool b)
{
bConst = b;
type = EbtBool;
}
void setSConst(const TString* s)
{
sConst = s;
type = EbtString;
}
int getIConst() const { return iConst; }
unsigned int getUConst() const { return uConst; }
long long getI64Const() const { return i64Const; }
unsigned long long getU64Const() const { return u64Const; }
double getDConst() const { return dConst; }
bool getBConst() const { return bConst; }
const TString* getSConst() const { return sConst; }
bool operator==(const int i) const
{
if (i == iConst)
return true;
return false;
}
bool operator==(const unsigned int u) const
{
if (u == uConst)
return true;
return false;
}
bool operator==(const long long i64) const
{
if (i64 == i64Const)
return true;
return false;
}
bool operator==(const unsigned long long u64) const
{
if (u64 == u64Const)
return true;
return false;
}
bool operator==(const double d) const
{
if (d == dConst)
return true;
return false;
}
bool operator==(const bool b) const
{
if (b == bConst)
return true;
return false;
}
bool operator==(const TConstUnion& constant) const
{
if (constant.type != type)
return false;
switch (type) {
case EbtInt:
if (constant.iConst == iConst)
return true;
break;
case EbtUint:
if (constant.uConst == uConst)
return true;
break;
case EbtInt64:
if (constant.i64Const == i64Const)
return true;
break;
case EbtUint64:
if (constant.u64Const == u64Const)
return true;
break;
case EbtDouble:
if (constant.dConst == dConst)
return true;
break;
case EbtBool:
if (constant.bConst == bConst)
return true;
break;
default:
assert(false && "Default missing");
}
return false;
}
bool operator!=(const int i) const
{
return !operator==(i);
}
bool operator!=(const unsigned int u) const
{
return !operator==(u);
}
bool operator!=(const long long i) const
{
return !operator==(i);
}
bool operator!=(const unsigned long long u) const
{
return !operator==(u);
}
bool operator!=(const float f) const
{
return !operator==(f);
}
bool operator!=(const bool b) const
{
return !operator==(b);
}
bool operator!=(const TConstUnion& constant) const
{
return !operator==(constant);
}
bool operator>(const TConstUnion& constant) const
{
assert(type == constant.type);
switch (type) {
case EbtInt:
if (iConst > constant.iConst)
return true;
return false;
case EbtUint:
if (uConst > constant.uConst)
return true;
return false;
case EbtInt64:
if (i64Const > constant.i64Const)
return true;
return false;
case EbtUint64:
if (u64Const > constant.u64Const)
return true;
return false;
case EbtDouble:
if (dConst > constant.dConst)
return true;
return false;
default:
assert(false && "Default missing");
return false;
}
}
bool operator<(const TConstUnion& constant) const
{
assert(type == constant.type);
switch (type) {
case EbtInt:
if (iConst < constant.iConst)
return true;
return false;
case EbtUint:
if (uConst < constant.uConst)
return true;
return false;
case EbtInt64:
if (i64Const < constant.i64Const)
return true;
return false;
case EbtUint64:
if (u64Const < constant.u64Const)
return true;
return false;
case EbtDouble:
if (dConst < constant.dConst)
return true;
return false;
default:
assert(false && "Default missing");
return false;
}
}
TConstUnion operator+(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst + constant.iConst); break;
case EbtInt64: returnValue.setI64Const(i64Const + constant.i64Const); break;
case EbtUint: returnValue.setUConst(uConst + constant.uConst); break;
case EbtUint64: returnValue.setU64Const(u64Const + constant.u64Const); break;
case EbtDouble: returnValue.setDConst(dConst + constant.dConst); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator-(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst - constant.iConst); break;
case EbtInt64: returnValue.setI64Const(i64Const - constant.i64Const); break;
case EbtUint: returnValue.setUConst(uConst - constant.uConst); break;
case EbtUint64: returnValue.setU64Const(u64Const - constant.u64Const); break;
case EbtDouble: returnValue.setDConst(dConst - constant.dConst); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator*(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst * constant.iConst); break;
case EbtInt64: returnValue.setI64Const(i64Const * constant.i64Const); break;
case EbtUint: returnValue.setUConst(uConst * constant.uConst); break;
case EbtUint64: returnValue.setU64Const(u64Const * constant.u64Const); break;
case EbtDouble: returnValue.setDConst(dConst * constant.dConst); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator%(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst % constant.iConst); break;
case EbtInt64: returnValue.setI64Const(i64Const % constant.i64Const); break;
case EbtUint: returnValue.setUConst(uConst % constant.uConst); break;
case EbtUint64: returnValue.setU64Const(u64Const % constant.u64Const); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator>>(const TConstUnion& constant) const
{
TConstUnion returnValue;
switch (type) {
case EbtInt:
switch (constant.type) {
case EbtInt: returnValue.setIConst(iConst >> constant.iConst); break;
case EbtUint: returnValue.setIConst(iConst >> constant.uConst); break;
case EbtInt64: returnValue.setIConst(iConst >> constant.i64Const); break;
case EbtUint64: returnValue.setIConst(iConst >> constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
case EbtUint:
switch (constant.type) {
case EbtInt: returnValue.setUConst(uConst >> constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst >> constant.uConst); break;
case EbtInt64: returnValue.setUConst(uConst >> constant.i64Const); break;
case EbtUint64: returnValue.setUConst(uConst >> constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
case EbtInt64:
switch (constant.type) {
case EbtInt: returnValue.setI64Const(i64Const >> constant.iConst); break;
case EbtUint: returnValue.setI64Const(i64Const >> constant.uConst); break;
case EbtInt64: returnValue.setI64Const(i64Const >> constant.i64Const); break;
case EbtUint64: returnValue.setI64Const(i64Const >> constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
case EbtUint64:
switch (constant.type) {
case EbtInt: returnValue.setU64Const(u64Const >> constant.iConst); break;
case EbtUint: returnValue.setU64Const(u64Const >> constant.uConst); break;
case EbtInt64: returnValue.setU64Const(u64Const >> constant.i64Const); break;
case EbtUint64: returnValue.setU64Const(u64Const >> constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator<<(const TConstUnion& constant) const
{
TConstUnion returnValue;
switch (type) {
case EbtInt:
switch (constant.type) {
case EbtInt: returnValue.setIConst(iConst << constant.iConst); break;
case EbtUint: returnValue.setIConst(iConst << constant.uConst); break;
case EbtInt64: returnValue.setIConst(iConst << constant.i64Const); break;
case EbtUint64: returnValue.setIConst(iConst << constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
case EbtUint:
switch (constant.type) {
case EbtInt: returnValue.setUConst(uConst << constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst << constant.uConst); break;
case EbtInt64: returnValue.setUConst(uConst << constant.i64Const); break;
case EbtUint64: returnValue.setUConst(uConst << constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
case EbtInt64:
switch (constant.type) {
case EbtInt: returnValue.setI64Const(i64Const << constant.iConst); break;
case EbtUint: returnValue.setI64Const(i64Const << constant.uConst); break;
case EbtInt64: returnValue.setI64Const(i64Const << constant.i64Const); break;
case EbtUint64: returnValue.setI64Const(i64Const << constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
case EbtUint64:
switch (constant.type) {
case EbtInt: returnValue.setU64Const(u64Const << constant.iConst); break;
case EbtUint: returnValue.setU64Const(u64Const << constant.uConst); break;
case EbtInt64: returnValue.setU64Const(u64Const << constant.i64Const); break;
case EbtUint64: returnValue.setU64Const(u64Const << constant.u64Const); break;
default: assert(false && "Default missing");
}
break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator&(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst & constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst & constant.uConst); break;
case EbtInt64: returnValue.setI64Const(i64Const & constant.i64Const); break;
case EbtUint64: returnValue.setU64Const(u64Const & constant.u64Const); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator|(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst | constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst | constant.uConst); break;
case EbtInt64: returnValue.setI64Const(i64Const | constant.i64Const); break;
case EbtUint64: returnValue.setU64Const(u64Const | constant.u64Const); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator^(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtInt: returnValue.setIConst(iConst ^ constant.iConst); break;
case EbtUint: returnValue.setUConst(uConst ^ constant.uConst); break;
case EbtInt64: returnValue.setI64Const(i64Const ^ constant.i64Const); break;
case EbtUint64: returnValue.setU64Const(u64Const ^ constant.u64Const); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator~() const
{
TConstUnion returnValue;
switch (type) {
case EbtInt: returnValue.setIConst(~iConst); break;
case EbtUint: returnValue.setUConst(~uConst); break;
case EbtInt64: returnValue.setI64Const(~i64Const); break;
case EbtUint64: returnValue.setU64Const(~u64Const); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator&&(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtBool: returnValue.setBConst(bConst && constant.bConst); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TConstUnion operator||(const TConstUnion& constant) const
{
TConstUnion returnValue;
assert(type == constant.type);
switch (type) {
case EbtBool: returnValue.setBConst(bConst || constant.bConst); break;
default: assert(false && "Default missing");
}
return returnValue;
}
TBasicType getType() const { return type; }
private:
union {
int iConst; // used for ivec, scalar ints
unsigned int uConst; // used for uvec, scalar uints
long long i64Const; // used for i64vec, scalar int64s
unsigned long long u64Const; // used for u64vec, scalar uint64s
bool bConst; // used for bvec, scalar bools
double dConst; // used for vec, dvec, mat, dmat, scalar floats and doubles
const TString* sConst; // string constant
};
TBasicType type;
};
// Encapsulate having a pointer to an array of TConstUnion,
// which only needs to be allocated if its size is going to be
// bigger than 0.
//
// One convenience is being able to use [] to go inside the array, instead
// of C++ assuming it as an array of pointers to vectors.
//
// General usage is that the size is known up front, and it is
// created once with the proper size.
//
class TConstUnionArray {
public:
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
TConstUnionArray() : unionArray(nullptr) { }
virtual ~TConstUnionArray() { }
explicit TConstUnionArray(int size)
{
if (size == 0)
unionArray = nullptr;
else
unionArray = new TConstUnionVector(size);
}
TConstUnionArray(const TConstUnionArray& a) : unionArray(a.unionArray) { }
TConstUnionArray(const TConstUnionArray& a, int start, int size)
{
unionArray = new TConstUnionVector(size);
for (int i = 0; i < size; ++i)
(*unionArray)[i] = a[start + i];
}
// Use this constructor for a smear operation
TConstUnionArray(int size, const TConstUnion& val)
{
unionArray = new TConstUnionVector(size, val);
}
int size() const { return unionArray ? (int)unionArray->size() : 0; }
TConstUnion& operator[](size_t index) { return (*unionArray)[index]; }
const TConstUnion& operator[](size_t index) const { return (*unionArray)[index]; }
bool operator==(const TConstUnionArray& rhs) const
{
// this includes the case that both are unallocated
if (unionArray == rhs.unionArray)
return true;
if (! unionArray || ! rhs.unionArray)
return false;
return *unionArray == *rhs.unionArray;
}
bool operator!=(const TConstUnionArray& rhs) const { return ! operator==(rhs); }
double dot(const TConstUnionArray& rhs)
{
assert(rhs.unionArray->size() == unionArray->size());
double sum = 0.0;
for (size_t comp = 0; comp < unionArray->size(); ++comp)
sum += (*this)[comp].getDConst() * rhs[comp].getDConst();
return sum;
}
bool empty() const { return unionArray == nullptr; }
protected:
typedef TVector<TConstUnion> TConstUnionVector;
TConstUnionVector* unionArray;
};
} // end namespace glslang
#endif // _CONSTANT_UNION_INCLUDED_

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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// 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.
//
#ifndef _INFOSINK_INCLUDED_
#define _INFOSINK_INCLUDED_
#include "../Include/Common.h"
#include <cmath>
namespace glslang {
//
// TPrefixType is used to centralize how info log messages start.
// See below.
//
enum TPrefixType {
EPrefixNone,
EPrefixWarning,
EPrefixError,
EPrefixInternalError,
EPrefixUnimplemented,
EPrefixNote
};
enum TOutputStream {
ENull = 0,
EDebugger = 0x01,
EStdOut = 0x02,
EString = 0x04,
};
//
// Encapsulate info logs for all objects that have them.
//
// The methods are a general set of tools for getting a variety of
// messages and types inserted into the log.
//
class TInfoSinkBase {
public:
TInfoSinkBase() : outputStream(4) {}
void erase() { sink.erase(); }
TInfoSinkBase& operator<<(const TPersistString& t) { append(t); return *this; }
TInfoSinkBase& operator<<(char c) { append(1, c); return *this; }
TInfoSinkBase& operator<<(const char* s) { append(s); return *this; }
TInfoSinkBase& operator<<(int n) { append(String(n)); return *this; }
TInfoSinkBase& operator<<(unsigned int n) { append(String(n)); return *this; }
TInfoSinkBase& operator<<(float n) { const int size = 40; char buf[size];
snprintf(buf, size, (fabs(n) > 1e-8 && fabs(n) < 1e8) || n == 0.0f ? "%f" : "%g", n);
append(buf);
return *this; }
TInfoSinkBase& operator+(const TPersistString& t) { append(t); return *this; }
TInfoSinkBase& operator+(const TString& t) { append(t); return *this; }
TInfoSinkBase& operator<<(const TString& t) { append(t); return *this; }
TInfoSinkBase& operator+(const char* s) { append(s); return *this; }
const char* c_str() const { return sink.c_str(); }
void prefix(TPrefixType message) {
switch(message) {
case EPrefixNone: break;
case EPrefixWarning: append("WARNING: "); break;
case EPrefixError: append("ERROR: "); break;
case EPrefixInternalError: append("INTERNAL ERROR: "); break;
case EPrefixUnimplemented: append("UNIMPLEMENTED: "); break;
case EPrefixNote: append("NOTE: "); break;
default: append("UNKNOWN ERROR: "); break;
}
}
void location(const TSourceLoc& loc) {
const int maxSize = 24;
char locText[maxSize];
snprintf(locText, maxSize, ":%d", loc.line);
append(loc.getStringNameOrNum(false).c_str());
append(locText);
append(": ");
}
void message(TPrefixType message, const char* s) {
prefix(message);
append(s);
append("\n");
}
void message(TPrefixType message, const char* s, const TSourceLoc& loc) {
prefix(message);
location(loc);
append(s);
append("\n");
}
void setOutputStream(int output = 4)
{
outputStream = output;
}
protected:
void append(const char* s);
void append(int count, char c);
void append(const TPersistString& t);
void append(const TString& t);
void checkMem(size_t growth) { if (sink.capacity() < sink.size() + growth + 2)
sink.reserve(sink.capacity() + sink.capacity() / 2); }
void appendToStream(const char* s);
TPersistString sink;
int outputStream;
};
} // end namespace glslang
class TInfoSink {
public:
glslang::TInfoSinkBase info;
glslang::TInfoSinkBase debug;
};
#endif // _INFOSINK_INCLUDED_

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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// 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.
//
#ifndef __INITIALIZE_GLOBALS_INCLUDED_
#define __INITIALIZE_GLOBALS_INCLUDED_
namespace glslang {
bool InitializePoolIndex();
} // end namespace glslang
#endif // __INITIALIZE_GLOBALS_INCLUDED_

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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// Copyright (C) 2012-2013 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.
//
#ifndef _POOLALLOC_INCLUDED_
#define _POOLALLOC_INCLUDED_
#ifdef _DEBUG
# define GUARD_BLOCKS // define to enable guard block sanity checking
#endif
//
// This header defines an allocator that can be used to efficiently
// allocate a large number of small requests for heap memory, with the
// intention that they are not individually deallocated, but rather
// collectively deallocated at one time.
//
// This simultaneously
//
// * Makes each individual allocation much more efficient; the
// typical allocation is trivial.
// * Completely avoids the cost of doing individual deallocation.
// * Saves the trouble of tracking down and plugging a large class of leaks.
//
// Individual classes can use this allocator by supplying their own
// new and delete methods.
//
// STL containers can use this allocator by using the pool_allocator
// class as the allocator (second) template argument.
//
#include <cstddef>
#include <cstring>
#include <vector>
namespace glslang {
// If we are using guard blocks, we must track each individual
// allocation. If we aren't using guard blocks, these
// never get instantiated, so won't have any impact.
//
class TAllocation {
public:
TAllocation(size_t size, unsigned char* mem, TAllocation* prev = 0) :
size(size), mem(mem), prevAlloc(prev) {
// Allocations are bracketed:
// [allocationHeader][initialGuardBlock][userData][finalGuardBlock]
// This would be cleaner with if (guardBlockSize)..., but that
// makes the compiler print warnings about 0 length memsets,
// even with the if() protecting them.
# ifdef GUARD_BLOCKS
memset(preGuard(), guardBlockBeginVal, guardBlockSize);
memset(data(), userDataFill, size);
memset(postGuard(), guardBlockEndVal, guardBlockSize);
# endif
}
void check() const {
checkGuardBlock(preGuard(), guardBlockBeginVal, "before");
checkGuardBlock(postGuard(), guardBlockEndVal, "after");
}
void checkAllocList() const;
// Return total size needed to accommodate user buffer of 'size',
// plus our tracking data.
inline static size_t allocationSize(size_t size) {
return size + 2 * guardBlockSize + headerSize();
}
// Offset from surrounding buffer to get to user data buffer.
inline static unsigned char* offsetAllocation(unsigned char* m) {
return m + guardBlockSize + headerSize();
}
private:
void checkGuardBlock(unsigned char* blockMem, unsigned char val, const char* locText) const;
// Find offsets to pre and post guard blocks, and user data buffer
unsigned char* preGuard() const { return mem + headerSize(); }
unsigned char* data() const { return preGuard() + guardBlockSize; }
unsigned char* postGuard() const { return data() + size; }
size_t size; // size of the user data area
unsigned char* mem; // beginning of our allocation (pts to header)
TAllocation* prevAlloc; // prior allocation in the chain
const static unsigned char guardBlockBeginVal;
const static unsigned char guardBlockEndVal;
const static unsigned char userDataFill;
const static size_t guardBlockSize;
# ifdef GUARD_BLOCKS
inline static size_t headerSize() { return sizeof(TAllocation); }
# else
inline static size_t headerSize() { return 0; }
# endif
};
//
// There are several stacks. One is to track the pushing and popping
// of the user, and not yet implemented. The others are simply a
// repositories of free pages or used pages.
//
// Page stacks are linked together with a simple header at the beginning
// of each allocation obtained from the underlying OS. Multi-page allocations
// are returned to the OS. Individual page allocations are kept for future
// re-use.
//
// The "page size" used is not, nor must it match, the underlying OS
// page size. But, having it be about that size or equal to a set of
// pages is likely most optimal.
//
class TPoolAllocator {
public:
TPoolAllocator(int growthIncrement = 8*1024, int allocationAlignment = 16);
//
// Don't call the destructor just to free up the memory, call pop()
//
~TPoolAllocator();
//
// Call push() to establish a new place to pop memory too. Does not
// have to be called to get things started.
//
void push();
//
// Call pop() to free all memory allocated since the last call to push(),
// or if no last call to push, frees all memory since first allocation.
//
void pop();
//
// Call popAll() to free all memory allocated.
//
void popAll();
//
// Call allocate() to actually acquire memory. Returns 0 if no memory
// available, otherwise a properly aligned pointer to 'numBytes' of memory.
//
void* allocate(size_t numBytes);
//
// There is no deallocate. The point of this class is that
// deallocation can be skipped by the user of it, as the model
// of use is to simultaneously deallocate everything at once
// by calling pop(), and to not have to solve memory leak problems.
//
protected:
friend struct tHeader;
struct tHeader {
tHeader(tHeader* nextPage, size_t pageCount) :
#ifdef GUARD_BLOCKS
lastAllocation(0),
#endif
nextPage(nextPage), pageCount(pageCount) { }
~tHeader() {
#ifdef GUARD_BLOCKS
if (lastAllocation)
lastAllocation->checkAllocList();
#endif
}
#ifdef GUARD_BLOCKS
TAllocation* lastAllocation;
#endif
tHeader* nextPage;
size_t pageCount;
};
struct tAllocState {
size_t offset;
tHeader* page;
};
typedef std::vector<tAllocState> tAllocStack;
// Track allocations if and only if we're using guard blocks
#ifndef GUARD_BLOCKS
void* initializeAllocation(tHeader*, unsigned char* memory, size_t) {
#else
void* initializeAllocation(tHeader* block, unsigned char* memory, size_t numBytes) {
new(memory) TAllocation(numBytes, memory, block->lastAllocation);
block->lastAllocation = reinterpret_cast<TAllocation*>(memory);
#endif
// This is optimized entirely away if GUARD_BLOCKS is not defined.
return TAllocation::offsetAllocation(memory);
}
size_t pageSize; // granularity of allocation from the OS
size_t alignment; // all returned allocations will be aligned at
// this granularity, which will be a power of 2
size_t alignmentMask;
size_t headerSkip; // amount of memory to skip to make room for the
// header (basically, size of header, rounded
// up to make it aligned
size_t currentPageOffset; // next offset in top of inUseList to allocate from
tHeader* freeList; // list of popped memory
tHeader* inUseList; // list of all memory currently being used
tAllocStack stack; // stack of where to allocate from, to partition pool
int numCalls; // just an interesting statistic
size_t totalBytes; // just an interesting statistic
private:
TPoolAllocator& operator=(const TPoolAllocator&); // don't allow assignment operator
TPoolAllocator(const TPoolAllocator&); // don't allow default copy constructor
};
//
// There could potentially be many pools with pops happening at
// different times. But a simple use is to have a global pop
// with everyone using the same global allocator.
//
extern TPoolAllocator& GetThreadPoolAllocator();
void SetThreadPoolAllocator(TPoolAllocator* poolAllocator);
//
// This STL compatible allocator is intended to be used as the allocator
// parameter to templatized STL containers, like vector and map.
//
// It will use the pools for allocation, and not
// do any deallocation, but will still do destruction.
//
template<class T>
class pool_allocator {
public:
typedef size_t size_type;
typedef ptrdiff_t difference_type;
typedef T *pointer;
typedef const T *const_pointer;
typedef T& reference;
typedef const T& const_reference;
typedef T value_type;
template<class Other>
struct rebind {
typedef pool_allocator<Other> other;
};
pointer address(reference x) const { return &x; }
const_pointer address(const_reference x) const { return &x; }
pool_allocator() : allocator(GetThreadPoolAllocator()) { }
pool_allocator(TPoolAllocator& a) : allocator(a) { }
pool_allocator(const pool_allocator<T>& p) : allocator(p.allocator) { }
template<class Other>
pool_allocator(const pool_allocator<Other>& p) : allocator(p.getAllocator()) { }
pointer allocate(size_type n) {
return reinterpret_cast<pointer>(getAllocator().allocate(n * sizeof(T))); }
pointer allocate(size_type n, const void*) {
return reinterpret_cast<pointer>(getAllocator().allocate(n * sizeof(T))); }
void deallocate(void*, size_type) { }
void deallocate(pointer, size_type) { }
pointer _Charalloc(size_t n) {
return reinterpret_cast<pointer>(getAllocator().allocate(n)); }
void construct(pointer p, const T& val) { new ((void *)p) T(val); }
void destroy(pointer p) { p->T::~T(); }
bool operator==(const pool_allocator& rhs) const { return &getAllocator() == &rhs.getAllocator(); }
bool operator!=(const pool_allocator& rhs) const { return &getAllocator() != &rhs.getAllocator(); }
size_type max_size() const { return static_cast<size_type>(-1) / sizeof(T); }
size_type max_size(int size) const { return static_cast<size_type>(-1) / size; }
void setAllocator(TPoolAllocator* a) { allocator = *a; }
TPoolAllocator& getAllocator() const { return allocator; }
protected:
pool_allocator& operator=(const pool_allocator&) { return *this; }
TPoolAllocator& allocator;
};
} // end namespace glslang
#endif // _POOLALLOC_INCLUDED_

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//
// 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.
//
#ifndef _RESOURCE_LIMITS_INCLUDED_
#define _RESOURCE_LIMITS_INCLUDED_
struct TLimits {
bool nonInductiveForLoops;
bool whileLoops;
bool doWhileLoops;
bool generalUniformIndexing;
bool generalAttributeMatrixVectorIndexing;
bool generalVaryingIndexing;
bool generalSamplerIndexing;
bool generalVariableIndexing;
bool generalConstantMatrixVectorIndexing;
};
struct TBuiltInResource {
int maxLights;
int maxClipPlanes;
int maxTextureUnits;
int maxTextureCoords;
int maxVertexAttribs;
int maxVertexUniformComponents;
int maxVaryingFloats;
int maxVertexTextureImageUnits;
int maxCombinedTextureImageUnits;
int maxTextureImageUnits;
int maxFragmentUniformComponents;
int maxDrawBuffers;
int maxVertexUniformVectors;
int maxVaryingVectors;
int maxFragmentUniformVectors;
int maxVertexOutputVectors;
int maxFragmentInputVectors;
int minProgramTexelOffset;
int maxProgramTexelOffset;
int maxClipDistances;
int maxComputeWorkGroupCountX;
int maxComputeWorkGroupCountY;
int maxComputeWorkGroupCountZ;
int maxComputeWorkGroupSizeX;
int maxComputeWorkGroupSizeY;
int maxComputeWorkGroupSizeZ;
int maxComputeUniformComponents;
int maxComputeTextureImageUnits;
int maxComputeImageUniforms;
int maxComputeAtomicCounters;
int maxComputeAtomicCounterBuffers;
int maxVaryingComponents;
int maxVertexOutputComponents;
int maxGeometryInputComponents;
int maxGeometryOutputComponents;
int maxFragmentInputComponents;
int maxImageUnits;
int maxCombinedImageUnitsAndFragmentOutputs;
int maxCombinedShaderOutputResources;
int maxImageSamples;
int maxVertexImageUniforms;
int maxTessControlImageUniforms;
int maxTessEvaluationImageUniforms;
int maxGeometryImageUniforms;
int maxFragmentImageUniforms;
int maxCombinedImageUniforms;
int maxGeometryTextureImageUnits;
int maxGeometryOutputVertices;
int maxGeometryTotalOutputComponents;
int maxGeometryUniformComponents;
int maxGeometryVaryingComponents;
int maxTessControlInputComponents;
int maxTessControlOutputComponents;
int maxTessControlTextureImageUnits;
int maxTessControlUniformComponents;
int maxTessControlTotalOutputComponents;
int maxTessEvaluationInputComponents;
int maxTessEvaluationOutputComponents;
int maxTessEvaluationTextureImageUnits;
int maxTessEvaluationUniformComponents;
int maxTessPatchComponents;
int maxPatchVertices;
int maxTessGenLevel;
int maxViewports;
int maxVertexAtomicCounters;
int maxTessControlAtomicCounters;
int maxTessEvaluationAtomicCounters;
int maxGeometryAtomicCounters;
int maxFragmentAtomicCounters;
int maxCombinedAtomicCounters;
int maxAtomicCounterBindings;
int maxVertexAtomicCounterBuffers;
int maxTessControlAtomicCounterBuffers;
int maxTessEvaluationAtomicCounterBuffers;
int maxGeometryAtomicCounterBuffers;
int maxFragmentAtomicCounterBuffers;
int maxCombinedAtomicCounterBuffers;
int maxAtomicCounterBufferSize;
int maxTransformFeedbackBuffers;
int maxTransformFeedbackInterleavedComponents;
int maxCullDistances;
int maxCombinedClipAndCullDistances;
int maxSamples;
TLimits limits;
};
#endif // _RESOURCE_LIMITS_INCLUDED_

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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// 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.
//
#ifndef _SHHANDLE_INCLUDED_
#define _SHHANDLE_INCLUDED_
//
// Machine independent part of the compiler private objects
// sent as ShHandle to the driver.
//
// This should not be included by driver code.
//
#define SH_EXPORTING
#include "../Public/ShaderLang.h"
#include "../MachineIndependent/Versions.h"
#include "InfoSink.h"
class TCompiler;
class TLinker;
class TUniformMap;
//
// The base class used to back handles returned to the driver.
//
class TShHandleBase {
public:
TShHandleBase() { pool = new glslang::TPoolAllocator; }
virtual ~TShHandleBase() { delete pool; }
virtual TCompiler* getAsCompiler() { return 0; }
virtual TLinker* getAsLinker() { return 0; }
virtual TUniformMap* getAsUniformMap() { return 0; }
virtual glslang::TPoolAllocator* getPool() const { return pool; }
private:
glslang::TPoolAllocator* pool;
};
//
// The base class for the machine dependent linker to derive from
// for managing where uniforms live.
//
class TUniformMap : public TShHandleBase {
public:
TUniformMap() { }
virtual ~TUniformMap() { }
virtual TUniformMap* getAsUniformMap() { return this; }
virtual int getLocation(const char* name) = 0;
virtual TInfoSink& getInfoSink() { return infoSink; }
TInfoSink infoSink;
};
class TIntermNode;
//
// The base class for the machine dependent compiler to derive from
// for managing object code from the compile.
//
class TCompiler : public TShHandleBase {
public:
TCompiler(EShLanguage l, TInfoSink& sink) : infoSink(sink) , language(l), haveValidObjectCode(false) { }
virtual ~TCompiler() { }
EShLanguage getLanguage() { return language; }
virtual TInfoSink& getInfoSink() { return infoSink; }
virtual bool compile(TIntermNode* root, int version = 0, EProfile profile = ENoProfile) = 0;
virtual TCompiler* getAsCompiler() { return this; }
virtual bool linkable() { return haveValidObjectCode; }
TInfoSink& infoSink;
protected:
TCompiler& operator=(TCompiler&);
EShLanguage language;
bool haveValidObjectCode;
};
//
// Link operations are based on a list of compile results...
//
typedef glslang::TVector<TCompiler*> TCompilerList;
typedef glslang::TVector<TShHandleBase*> THandleList;
//
// The base class for the machine dependent linker to derive from
// to manage the resulting executable.
//
class TLinker : public TShHandleBase {
public:
TLinker(EShExecutable e, TInfoSink& iSink) :
infoSink(iSink),
executable(e),
haveReturnableObjectCode(false),
appAttributeBindings(0),
fixedAttributeBindings(0),
excludedAttributes(0),
excludedCount(0),
uniformBindings(0) { }
virtual TLinker* getAsLinker() { return this; }
virtual ~TLinker() { }
virtual bool link(TCompilerList&, TUniformMap*) = 0;
virtual bool link(THandleList&) { return false; }
virtual void setAppAttributeBindings(const ShBindingTable* t) { appAttributeBindings = t; }
virtual void setFixedAttributeBindings(const ShBindingTable* t) { fixedAttributeBindings = t; }
virtual void getAttributeBindings(ShBindingTable const **t) const = 0;
virtual void setExcludedAttributes(const int* attributes, int count) { excludedAttributes = attributes; excludedCount = count; }
virtual ShBindingTable* getUniformBindings() const { return uniformBindings; }
virtual const void* getObjectCode() const { return 0; } // a real compiler would be returning object code here
virtual TInfoSink& getInfoSink() { return infoSink; }
TInfoSink& infoSink;
protected:
TLinker& operator=(TLinker&);
EShExecutable executable;
bool haveReturnableObjectCode; // true when objectCode is acceptable to send to driver
const ShBindingTable* appAttributeBindings;
const ShBindingTable* fixedAttributeBindings;
const int* excludedAttributes;
int excludedCount;
ShBindingTable* uniformBindings; // created by the linker
};
//
// This is the interface between the machine independent code
// and the machine dependent code.
//
// The machine dependent code should derive from the classes
// above. Then Construct*() and Delete*() will create and
// destroy the machine dependent objects, which contain the
// above machine independent information.
//
TCompiler* ConstructCompiler(EShLanguage, int);
TShHandleBase* ConstructLinker(EShExecutable, int);
TShHandleBase* ConstructBindings();
void DeleteLinker(TShHandleBase*);
void DeleteBindingList(TShHandleBase* bindingList);
TUniformMap* ConstructUniformMap();
void DeleteCompiler(TCompiler*);
void DeleteUniformMap(TUniformMap*);
#endif // _SHHANDLE_INCLUDED_

1924
third_party/glslang-spirv/Include/Types.h vendored Normal file

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//
// Copyright (C) 2002-2005 3Dlabs Inc. Ltd.
// Copyright (C) 2012-2013 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.
//
//
// Implement types for tracking GLSL arrays, arrays of arrays, etc.
//
#ifndef _ARRAYS_INCLUDED
#define _ARRAYS_INCLUDED
namespace glslang {
// This is used to mean there is no size yet (unsized), it is waiting to get a size from somewhere else.
const int UnsizedArraySize = 0;
class TIntermTyped;
extern bool SameSpecializationConstants(TIntermTyped*, TIntermTyped*);
// Specialization constants need both a nominal size and a node that defines
// the specialization constant being used. Array types are the same when their
// size and specialization constant nodes are the same.
struct TArraySize {
unsigned int size;
TIntermTyped* node; // nullptr means no specialization constant node
bool operator==(const TArraySize& rhs) const
{
if (size != rhs.size)
return false;
if (node == nullptr || rhs.node == nullptr)
return node == rhs.node;
return SameSpecializationConstants(node, rhs.node);
}
};
//
// TSmallArrayVector is used as the container for the set of sizes in TArraySizes.
// It has generic-container semantics, while TArraySizes has array-of-array semantics.
// That is, TSmallArrayVector should be more focused on mechanism and TArraySizes on policy.
//
struct TSmallArrayVector {
//
// TODO: memory: TSmallArrayVector is intended to be smaller.
// Almost all arrays could be handled by two sizes each fitting
// in 16 bits, needing a real vector only in the cases where there
// are more than 3 sizes or a size needing more than 16 bits.
//
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
TSmallArrayVector() : sizes(nullptr) { }
virtual ~TSmallArrayVector() { dealloc(); }
// For breaking into two non-shared copies, independently modifiable.
TSmallArrayVector& operator=(const TSmallArrayVector& from)
{
if (from.sizes == nullptr)
sizes = nullptr;
else {
alloc();
*sizes = *from.sizes;
}
return *this;
}
int size() const
{
if (sizes == nullptr)
return 0;
return (int)sizes->size();
}
unsigned int frontSize() const
{
assert(sizes != nullptr && sizes->size() > 0);
return sizes->front().size;
}
TIntermTyped* frontNode() const
{
assert(sizes != nullptr && sizes->size() > 0);
return sizes->front().node;
}
void changeFront(unsigned int s)
{
assert(sizes != nullptr);
// this should only happen for implicitly sized arrays, not specialization constants
assert(sizes->front().node == nullptr);
sizes->front().size = s;
}
void push_back(unsigned int e, TIntermTyped* n)
{
alloc();
TArraySize pair = { e, n };
sizes->push_back(pair);
}
void push_front(const TSmallArrayVector& newDims)
{
alloc();
sizes->insert(sizes->begin(), newDims.sizes->begin(), newDims.sizes->end());
}
void pop_front()
{
assert(sizes != nullptr && sizes->size() > 0);
if (sizes->size() == 1)
dealloc();
else
sizes->erase(sizes->begin());
}
// 'this' should currently not be holding anything, and copyNonFront
// will make it hold a copy of all but the first element of rhs.
// (This would be useful for making a type that is dereferenced by
// one dimension.)
void copyNonFront(const TSmallArrayVector& rhs)
{
assert(sizes == nullptr);
if (rhs.size() > 1) {
alloc();
sizes->insert(sizes->begin(), rhs.sizes->begin() + 1, rhs.sizes->end());
}
}
unsigned int getDimSize(int i) const
{
assert(sizes != nullptr && (int)sizes->size() > i);
return (*sizes)[i].size;
}
void setDimSize(int i, unsigned int size) const
{
assert(sizes != nullptr && (int)sizes->size() > i);
assert((*sizes)[i].node == nullptr);
(*sizes)[i].size = size;
}
TIntermTyped* getDimNode(int i) const
{
assert(sizes != nullptr && (int)sizes->size() > i);
return (*sizes)[i].node;
}
bool operator==(const TSmallArrayVector& rhs) const
{
if (sizes == nullptr && rhs.sizes == nullptr)
return true;
if (sizes == nullptr || rhs.sizes == nullptr)
return false;
return *sizes == *rhs.sizes;
}
bool operator!=(const TSmallArrayVector& rhs) const { return ! operator==(rhs); }
protected:
TSmallArrayVector(const TSmallArrayVector&);
void alloc()
{
if (sizes == nullptr)
sizes = new TVector<TArraySize>;
}
void dealloc()
{
delete sizes;
sizes = nullptr;
}
TVector<TArraySize>* sizes; // will either hold such a pointer, or in the future, hold the two array sizes
};
//
// Represent an array, or array of arrays, to arbitrary depth. This is not
// done through a hierarchy of types in a type tree, rather all contiguous arrayness
// in the type hierarchy is localized into this single cumulative object.
//
// The arrayness in TTtype is a pointer, so that it can be non-allocated and zero
// for the vast majority of types that are non-array types.
//
// Order Policy: these are all identical:
// - left to right order within a contiguous set of ...[..][..][..]... in the source language
// - index order 0, 1, 2, ... within the 'sizes' member below
// - outer-most to inner-most
//
struct TArraySizes {
POOL_ALLOCATOR_NEW_DELETE(GetThreadPoolAllocator())
TArraySizes() : implicitArraySize(1) { }
// For breaking into two non-shared copies, independently modifiable.
TArraySizes& operator=(const TArraySizes& from)
{
implicitArraySize = from.implicitArraySize;
sizes = from.sizes;
return *this;
}
// translate from array-of-array semantics to container semantics
int getNumDims() const { return sizes.size(); }
int getDimSize(int dim) const { return sizes.getDimSize(dim); }
TIntermTyped* getDimNode(int dim) const { return sizes.getDimNode(dim); }
void setDimSize(int dim, int size) { sizes.setDimSize(dim, size); }
int getOuterSize() const { return sizes.frontSize(); }
TIntermTyped* getOuterNode() const { return sizes.frontNode(); }
int getCumulativeSize() const
{
int size = 1;
for (int d = 0; d < sizes.size(); ++d) {
// this only makes sense in paths that have a known array size
assert(sizes.getDimSize(d) != UnsizedArraySize);
size *= sizes.getDimSize(d);
}
return size;
}
void addInnerSize() { addInnerSize((unsigned)UnsizedArraySize); }
void addInnerSize(int s) { addInnerSize((unsigned)s, nullptr); }
void addInnerSize(int s, TIntermTyped* n) { sizes.push_back((unsigned)s, n); }
void addInnerSize(TArraySize pair) { sizes.push_back(pair.size, pair.node); }
void changeOuterSize(int s) { sizes.changeFront((unsigned)s); }
int getImplicitSize() const { return (int)implicitArraySize; }
void setImplicitSize(int s) { implicitArraySize = s; }
bool isInnerImplicit() const
{
for (int d = 1; d < sizes.size(); ++d) {
if (sizes.getDimSize(d) == (unsigned)UnsizedArraySize)
return true;
}
return false;
}
bool clearInnerImplicit()
{
for (int d = 1; d < sizes.size(); ++d) {
if (sizes.getDimSize(d) == (unsigned)UnsizedArraySize)
setDimSize(d, 1);
}
return false;
}
bool isInnerSpecialization() const
{
for (int d = 1; d < sizes.size(); ++d) {
if (sizes.getDimNode(d) != nullptr)
return true;
}
return false;
}
bool isOuterSpecialization()
{
return sizes.getDimNode(0) != nullptr;
}
bool isImplicit() const { return getOuterSize() == UnsizedArraySize || isInnerImplicit(); }
void addOuterSizes(const TArraySizes& s) { sizes.push_front(s.sizes); }
void dereference() { sizes.pop_front(); }
void copyDereferenced(const TArraySizes& rhs)
{
assert(sizes.size() == 0);
if (rhs.sizes.size() > 1)
sizes.copyNonFront(rhs.sizes);
}
bool sameInnerArrayness(const TArraySizes& rhs) const
{
if (sizes.size() != rhs.sizes.size())
return false;
for (int d = 1; d < sizes.size(); ++d) {
if (sizes.getDimSize(d) != rhs.sizes.getDimSize(d) ||
sizes.getDimNode(d) != rhs.sizes.getDimNode(d))
return false;
}
return true;
}
bool operator==(const TArraySizes& rhs) { return sizes == rhs.sizes; }
bool operator!=(const TArraySizes& rhs) { return sizes != rhs.sizes; }
protected:
TSmallArrayVector sizes;
TArraySizes(const TArraySizes&);
// for tracking maximum referenced index, before an explicit size is given
// applies only to the outer-most dimension
int implicitArraySize;
};
} // end namespace glslang
#endif // _ARRAYS_INCLUDED_

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// This header is generated by the make-revision script.
// For the version, it uses the latest git tag followed by the number of commits.
// For the date, it uses the current date (when then script is run).
#define GLSLANG_REVISION "Overload400-PrecQual.2000"
#define GLSLANG_DATE "12-Apr-2017"

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// The file revision.h should be updated to the latest version, somehow, on
// check-in, if glslang has changed.
//
// revision.template is the source for revision.h when using SubWCRev as the
// method of updating revision.h. You don't have to do it this way, the
// requirement is only that revision.h gets updated.
//
// revision.h is under source control so that not all consumers of glslang
// source have to figure out how to create revision.h just to get a build
// going. However, if it is not updated, it can be a version behind.
#define GLSLANG_REVISION "$WCREV$"
#define GLSLANG_DATE "$WCDATE$"