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Diffstat (limited to 'chromium/third_party/glslang/src/SPIRV/doc.h')
| -rw-r--r-- | chromium/third_party/glslang/src/SPIRV/doc.h | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/chromium/third_party/glslang/src/SPIRV/doc.h b/chromium/third_party/glslang/src/SPIRV/doc.h new file mode 100644 index 00000000000..cf9e059bcda --- /dev/null +++ b/chromium/third_party/glslang/src/SPIRV/doc.h @@ -0,0 +1,260 @@ +// +//Copyright (C) 2014-2015 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. + +// +// Parameterize the SPIR-V enumerants. +// + +#include "spirv.hpp" + +#include <vector> + +namespace spv { + +// Fill in all the parameters +void Parameterize(); + +// Return the English names of all the enums. +const char* SourceString(int); +const char* AddressingString(int); +const char* MemoryString(int); +const char* ExecutionModelString(int); +const char* ExecutionModeString(int); +const char* StorageClassString(int); +const char* DecorationString(int); +const char* BuiltInString(int); +const char* DimensionString(int); +const char* SelectControlString(int); +const char* LoopControlString(int); +const char* FunctionControlString(int); +const char* SamplerAddressingModeString(int); +const char* SamplerFilterModeString(int); +const char* ImageFormatString(int); +const char* ImageChannelOrderString(int); +const char* ImageChannelTypeString(int); +const char* ImageChannelDataTypeString(int type); +const char* ImageOperandsString(int format); +const char* ImageOperands(int); +const char* FPFastMathString(int); +const char* FPRoundingModeString(int); +const char* LinkageTypeString(int); +const char* FuncParamAttrString(int); +const char* AccessQualifierString(int); +const char* MemorySemanticsString(int); +const char* MemoryAccessString(int); +const char* ExecutionScopeString(int); +const char* GroupOperationString(int); +const char* KernelEnqueueFlagsString(int); +const char* KernelProfilingInfoString(int); +const char* CapabilityString(int); +const char* OpcodeString(int); +const char* ScopeString(int mem); + +// For grouping opcodes into subsections +enum OpcodeClass { + OpClassMisc, + OpClassDebug, + OpClassAnnotate, + OpClassExtension, + OpClassMode, + OpClassType, + OpClassConstant, + OpClassMemory, + OpClassFunction, + OpClassImage, + OpClassConvert, + OpClassComposite, + OpClassArithmetic, + OpClassBit, + OpClassRelationalLogical, + OpClassDerivative, + OpClassFlowControl, + OpClassAtomic, + OpClassPrimitive, + OpClassBarrier, + OpClassGroup, + OpClassDeviceSideEnqueue, + OpClassPipe, + + OpClassCount, + OpClassMissing // all instructions start out as missing +}; + +// For parameterizing operands. +enum OperandClass { + OperandNone, + OperandId, + OperandVariableIds, + OperandOptionalLiteral, + OperandOptionalLiteralString, + OperandVariableLiterals, + OperandVariableIdLiteral, + OperandVariableLiteralId, + OperandLiteralNumber, + OperandLiteralString, + OperandSource, + OperandExecutionModel, + OperandAddressing, + OperandMemory, + OperandExecutionMode, + OperandStorage, + OperandDimensionality, + OperandSamplerAddressingMode, + OperandSamplerFilterMode, + OperandSamplerImageFormat, + OperandImageChannelOrder, + OperandImageChannelDataType, + OperandImageOperands, + OperandFPFastMath, + OperandFPRoundingMode, + OperandLinkageType, + OperandAccessQualifier, + OperandFuncParamAttr, + OperandDecoration, + OperandBuiltIn, + OperandSelect, + OperandLoop, + OperandFunction, + OperandMemorySemantics, + OperandMemoryAccess, + OperandScope, + OperandGroupOperation, + OperandKernelEnqueueFlags, + OperandKernelProfilingInfo, + OperandCapability, + + OperandOpcode, + + OperandCount +}; + +// Any specific enum can have a set of capabilities that allow it: +typedef std::vector<Capability> EnumCaps; + +// Parameterize a set of operands with their OperandClass(es) and descriptions. +class OperandParameters { +public: + OperandParameters() { } + void push(OperandClass oc, const char* d, bool opt = false) + { + opClass.push_back(oc); + desc.push_back(d); + optional.push_back(opt); + } + void setOptional(); + OperandClass getClass(int op) const { return opClass[op]; } + const char* getDesc(int op) const { return desc[op]; } + bool isOptional(int op) const { return optional[op]; } + int getNum() const { return (int)opClass.size(); } + +protected: + std::vector<OperandClass> opClass; + std::vector<const char*> desc; + std::vector<bool> optional; +}; + +// Parameterize an enumerant +class EnumParameters { +public: + EnumParameters() : desc(0) { } + EnumCaps caps; + const char* desc; +}; + +// Parameterize a set of enumerants that form an enum +class EnumDefinition : public EnumParameters { +public: + EnumDefinition() : + ceiling(0), bitmask(false), getName(0), enumParams(0), operandParams(0) { } + void set(int ceil, const char* (*name)(int), EnumParameters* ep, bool mask = false) + { + ceiling = ceil; + getName = name; + bitmask = mask; + enumParams = ep; + } + void setOperands(OperandParameters* op) { operandParams = op; } + int ceiling; // ceiling of enumerants + bool bitmask; // true if these enumerants combine into a bitmask + const char* (*getName)(int); // a function that returns the name for each enumerant value (or shift) + EnumParameters* enumParams; // parameters for each individual enumerant + OperandParameters* operandParams; // sets of operands +}; + +// Parameterize an instruction's logical format, including its known set of operands, +// per OperandParameters above. +class InstructionParameters { +public: + InstructionParameters() : + opDesc("TBD"), + opClass(OpClassMissing), + typePresent(true), // most normal, only exceptions have to be spelled out + resultPresent(true) // most normal, only exceptions have to be spelled out + { } + + void setResultAndType(bool r, bool t) + { + resultPresent = r; + typePresent = t; + } + + bool hasResult() const { return resultPresent != 0; } + bool hasType() const { return typePresent != 0; } + + const char* opDesc; + EnumCaps capabilities; + OpcodeClass opClass; + OperandParameters operands; + +protected: + int typePresent : 1; + int resultPresent : 1; +}; + +const int OpcodeCeiling = 321; + +// The set of objects that hold all the instruction/operand +// parameterization information. +extern InstructionParameters InstructionDesc[]; + +// These hold definitions of the enumerants used for operands +extern EnumDefinition OperandClassParams[]; + +const char* GetOperandDesc(OperandClass operand); +void PrintImmediateRow(int imm, const char* name, const EnumParameters* enumParams, bool caps, bool hex = false); +const char* AccessQualifierString(int attr); + +void PrintOperands(const OperandParameters& operands, int reservedOperands); + +}; // end namespace spv |