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Diffstat (limited to 'src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_defs.h')
| -rw-r--r-- | src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_defs.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_defs.h b/src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_defs.h new file mode 100644 index 00000000..decd7670 --- /dev/null +++ b/src/libs/dxvk-native-1.9.2a/src/dxbc/dxbc_defs.h @@ -0,0 +1,103 @@ +#pragma once + +#include "dxbc_enums.h" + +namespace dxvk { + + constexpr size_t DxbcMaxInterfaceRegs = 32; + constexpr size_t DxbcMaxOperandCount = 8; + + /** + * \brief Operand kind + * + * In the instruction format definition, this specified + * whether an operand uses an actual operand token, or + * whether it is stored as an immediate value. + */ + enum class DxbcOperandKind { + DstReg, ///< Destination register + SrcReg, ///< Source register + Imm32, ///< Constant number + }; + + /** + * \brief Instruction class + * + * Instructions with a similar format are grouped into + * instruction classes in order to make implementing + * new instructions easier. + */ + enum class DxbcInstClass { + Declaration, ///< Interface or resource declaration + CustomData, ///< Immediate constant buffer + ControlFlow, ///< Control flow instructions + GeometryEmit, ///< Special geometry shader instructions + Atomic, ///< Atomic operations + AtomicCounter, ///< Atomic counter operations + Barrier, ///< Execution or memory barrier + BitExtract, ///< Bit field extract operations + BitInsert, ///< Bit field insert operations + BitScan, ///< Bit scan operations + BufferQuery, ///< Buffer query instruction + BufferLoad, ///< Structured or raw buffer load + BufferStore, ///< Structured or raw buffer store + ConvertFloat16, ///< 16-bit float packing/unpacking + ConvertFloat64, ///< 64-bit float conversion + HullShaderPhase, ///< Hull shader phase declaration + HullShaderInstCnt, ///< Hull shader phase instance count + Interpolate, ///< Input attribute interpolation + NoOperation, ///< The most useful instruction class + TextureQuery, ///< Texture query instruction + TextureQueryLod, ///< Texture LOD query instruction + TextureQueryMs, ///< Multisample texture query + TextureQueryMsPos, ///< Sample position query + TextureFetch, ///< Texture fetch instruction + TextureGather, ///< Texture gather instruction + TextureSample, ///< Texture sampling instruction + TypedUavLoad, ///< Typed UAV load + TypedUavStore, ///< Typed UAV store + VectorAlu, ///< Component-wise vector instructions + VectorCmov, ///< Component-wise conditional move + VectorCmp, ///< Component-wise vector comparison + VectorDeriv, ///< Vector derivatives + VectorDot, ///< Dot product instruction + VectorIdiv, ///< Component-wise integer division + VectorImul, ///< Component-wise integer multiplication + VectorMsad, ///< Component-wise sum of absolute difference + VectorShift, ///< Bit shift operations on vectors + VectorSinCos, ///< Sine and Cosine instruction + Undefined, ///< Instruction code not defined + }; + + /** + * \brief Instruction operand format + * + * Stores the kind and the expected data type + * of an operand. Used when parsing instructions. + */ + struct DxbcInstOperandFormat { + DxbcOperandKind kind; + DxbcScalarType type; + }; + + /** + * \brief Instruction format + * + * Defines the instruction class as well as + * the format of the insttruction operands. + */ + struct DxbcInstFormat { + uint32_t operandCount = 0; + DxbcInstClass instructionClass = DxbcInstClass::Undefined; + DxbcInstOperandFormat operands[DxbcMaxOperandCount]; + }; + + /** + * \brief Retrieves instruction format info + * + * \param [in] opcode The opcode to retrieve + * \returns Instruction format info + */ + DxbcInstFormat dxbcInstructionFormat(DxbcOpcode opcode); + +}
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