aa471274d9
Corrects encodings for I2F, F2F, I2I and F2I Implements Immediate variants of all four conversion types. Add assertions to unimplemented stuffs.
1731 lines
51 KiB
C++
1731 lines
51 KiB
C++
// Copyright 2018 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <bitset>
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#include <optional>
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#include <tuple>
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#include <vector>
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#include "common/assert.h"
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#include "common/bit_field.h"
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#include "common/common_types.h"
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namespace Tegra::Shader {
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struct Register {
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/// Number of registers
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static constexpr std::size_t NumRegisters = 256;
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/// Register 255 is special cased to always be 0
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static constexpr std::size_t ZeroIndex = 255;
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enum class Size : u64 {
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Byte = 0,
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Short = 1,
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Word = 2,
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Long = 3,
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};
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constexpr Register() = default;
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constexpr Register(u64 value) : value(value) {}
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constexpr operator u64() const {
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return value;
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}
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template <typename T>
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constexpr u64 operator-(const T& oth) const {
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return value - oth;
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}
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template <typename T>
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constexpr u64 operator&(const T& oth) const {
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return value & oth;
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}
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constexpr u64 operator&(const Register& oth) const {
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return value & oth.value;
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}
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constexpr u64 operator~() const {
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return ~value;
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}
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u64 GetSwizzledIndex(u64 elem) const {
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elem = (value + elem) & 3;
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return (value & ~3) + elem;
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}
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private:
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u64 value{};
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};
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enum class AttributeSize : u64 {
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Word = 0,
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DoubleWord = 1,
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TripleWord = 2,
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QuadWord = 3,
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};
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union Attribute {
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Attribute() = default;
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constexpr explicit Attribute(u64 value) : value(value) {}
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enum class Index : u64 {
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PointSize = 6,
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Position = 7,
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Attribute_0 = 8,
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Attribute_31 = 39,
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ClipDistances0123 = 44,
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ClipDistances4567 = 45,
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PointCoord = 46,
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// This attribute contains a tuple of (~, ~, InstanceId, VertexId) when inside a vertex
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// shader, and a tuple of (TessCoord.x, TessCoord.y, TessCoord.z, ~) when inside a Tess Eval
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// shader.
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TessCoordInstanceIDVertexID = 47,
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// This attribute contains a tuple of (Unk, Unk, Unk, gl_FrontFacing) when inside a fragment
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// shader. It is unknown what the other values contain.
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FrontFacing = 63,
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};
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union {
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BitField<20, 10, u64> immediate;
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BitField<22, 2, u64> element;
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BitField<24, 6, Index> index;
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BitField<47, 3, AttributeSize> size;
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} fmt20;
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union {
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BitField<30, 2, u64> element;
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BitField<32, 6, Index> index;
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} fmt28;
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BitField<39, 8, u64> reg;
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u64 value{};
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};
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union Sampler {
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Sampler() = default;
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constexpr explicit Sampler(u64 value) : value(value) {}
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enum class Index : u64 {
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Sampler_0 = 8,
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};
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BitField<36, 13, Index> index;
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u64 value{};
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};
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} // namespace Tegra::Shader
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namespace std {
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// TODO(bunnei): The below is forbidden by the C++ standard, but works fine. See #330.
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template <>
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struct make_unsigned<Tegra::Shader::Attribute> {
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using type = Tegra::Shader::Attribute;
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};
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template <>
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struct make_unsigned<Tegra::Shader::Register> {
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using type = Tegra::Shader::Register;
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};
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} // namespace std
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namespace Tegra::Shader {
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enum class Pred : u64 {
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UnusedIndex = 0x7,
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NeverExecute = 0xF,
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};
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enum class PredCondition : u64 {
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LessThan = 1,
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Equal = 2,
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LessEqual = 3,
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GreaterThan = 4,
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NotEqual = 5,
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GreaterEqual = 6,
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LessThanWithNan = 9,
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LessEqualWithNan = 11,
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GreaterThanWithNan = 12,
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NotEqualWithNan = 13,
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GreaterEqualWithNan = 14,
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// TODO(Subv): Other condition types
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};
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enum class PredOperation : u64 {
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And = 0,
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Or = 1,
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Xor = 2,
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};
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enum class LogicOperation : u64 {
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And = 0,
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Or = 1,
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Xor = 2,
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PassB = 3,
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};
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enum class SubOp : u64 {
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Cos = 0x0,
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Sin = 0x1,
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Ex2 = 0x2,
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Lg2 = 0x3,
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Rcp = 0x4,
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Rsq = 0x5,
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Sqrt = 0x8,
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};
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enum class F2iRoundingOp : u64 {
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RoundEven = 0,
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Floor = 1,
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Ceil = 2,
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Trunc = 3,
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};
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enum class F2fRoundingOp : u64 {
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None = 0,
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Pass = 3,
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Round = 8,
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Floor = 9,
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Ceil = 10,
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Trunc = 11,
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};
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enum class UniformType : u64 {
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UnsignedByte = 0,
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SignedByte = 1,
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UnsignedShort = 2,
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SignedShort = 3,
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Single = 4,
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Double = 5,
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Quad = 6,
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UnsignedQuad = 7,
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};
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enum class StoreType : u64 {
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Unsigned8 = 0,
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Signed8 = 1,
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Unsigned16 = 2,
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Signed16 = 3,
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Bits32 = 4,
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Bits64 = 5,
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Bits128 = 6,
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};
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enum class IMinMaxExchange : u64 {
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None = 0,
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XLo = 1,
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XMed = 2,
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XHi = 3,
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};
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enum class VideoType : u64 {
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Size16_Low = 0,
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Size16_High = 1,
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Size32 = 2,
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Invalid = 3,
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};
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enum class VmadShr : u64 {
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Shr7 = 1,
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Shr15 = 2,
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};
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enum class XmadMode : u64 {
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None = 0,
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CLo = 1,
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CHi = 2,
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CSfu = 3,
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CBcc = 4,
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};
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enum class IAdd3Mode : u64 {
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None = 0,
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RightShift = 1,
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LeftShift = 2,
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};
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enum class IAdd3Height : u64 {
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None = 0,
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LowerHalfWord = 1,
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UpperHalfWord = 2,
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};
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enum class FlowCondition : u64 {
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Always = 0xF,
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Fcsm_Tr = 0x1C, // TODO(bunnei): What is this used for?
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};
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enum class ConditionCode : u64 {
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F = 0,
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LT = 1,
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EQ = 2,
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LE = 3,
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GT = 4,
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NE = 5,
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GE = 6,
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Num = 7,
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Nan = 8,
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LTU = 9,
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EQU = 10,
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LEU = 11,
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GTU = 12,
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NEU = 13,
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GEU = 14,
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T = 15,
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OFF = 16,
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LO = 17,
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SFF = 18,
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LS = 19,
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HI = 20,
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SFT = 21,
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HS = 22,
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OFT = 23,
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CSM_TA = 24,
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CSM_TR = 25,
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CSM_MX = 26,
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FCSM_TA = 27,
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FCSM_TR = 28,
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FCSM_MX = 29,
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RLE = 30,
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RGT = 31,
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};
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enum class PredicateResultMode : u64 {
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None = 0x0,
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NotZero = 0x3,
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};
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enum class TextureType : u64 {
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Texture1D = 0,
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Texture2D = 1,
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Texture3D = 2,
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TextureCube = 3,
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};
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enum class TextureQueryType : u64 {
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Dimension = 1,
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TextureType = 2,
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SamplePosition = 5,
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Filter = 16,
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LevelOfDetail = 18,
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Wrap = 20,
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BorderColor = 22,
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};
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enum class TextureProcessMode : u64 {
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None = 0,
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LZ = 1, // Load LOD of zero.
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LB = 2, // Load Bias.
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LL = 3, // Load LOD.
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LBA = 6, // Load Bias. The A is unknown, does not appear to differ with LB.
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LLA = 7 // Load LOD. The A is unknown, does not appear to differ with LL.
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};
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enum class TextureMiscMode : u64 {
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DC,
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AOFFI, // Uses Offset
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NDV,
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NODEP,
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MZ,
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PTP,
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};
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enum class IsberdMode : u64 {
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None = 0,
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Patch = 1,
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Prim = 2,
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Attr = 3,
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};
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enum class IsberdShift : u64 { None = 0, U16 = 1, B32 = 2 };
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enum class HalfType : u64 {
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H0_H1 = 0,
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F32 = 1,
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H0_H0 = 2,
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H1_H1 = 3,
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};
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enum class HalfMerge : u64 {
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H0_H1 = 0,
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F32 = 1,
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Mrg_H0 = 2,
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Mrg_H1 = 3,
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};
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enum class HalfPrecision : u64 {
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None = 0,
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FTZ = 1,
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FMZ = 2,
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};
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enum class R2pMode : u64 {
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Pr = 0,
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Cc = 1,
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};
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enum class IpaInterpMode : u64 {
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Pass = 0,
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Multiply = 1,
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Constant = 2,
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Sc = 3,
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};
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enum class IpaSampleMode : u64 {
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Default = 0,
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Centroid = 1,
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Offset = 2,
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};
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struct IpaMode {
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IpaInterpMode interpolation_mode;
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IpaSampleMode sampling_mode;
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bool operator==(const IpaMode& a) const {
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return std::tie(interpolation_mode, sampling_mode) ==
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std::tie(a.interpolation_mode, a.sampling_mode);
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}
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bool operator!=(const IpaMode& a) const {
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return !operator==(a);
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}
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bool operator<(const IpaMode& a) const {
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return std::tie(interpolation_mode, sampling_mode) <
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std::tie(a.interpolation_mode, a.sampling_mode);
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}
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};
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enum class SystemVariable : u64 {
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LaneId = 0x00,
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VirtCfg = 0x02,
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VirtId = 0x03,
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Pm0 = 0x04,
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Pm1 = 0x05,
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Pm2 = 0x06,
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Pm3 = 0x07,
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Pm4 = 0x08,
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Pm5 = 0x09,
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Pm6 = 0x0a,
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Pm7 = 0x0b,
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OrderingTicket = 0x0f,
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PrimType = 0x10,
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InvocationId = 0x11,
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Ydirection = 0x12,
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ThreadKill = 0x13,
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ShaderType = 0x14,
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DirectBeWriteAddressLow = 0x15,
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DirectBeWriteAddressHigh = 0x16,
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DirectBeWriteEnabled = 0x17,
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MachineId0 = 0x18,
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MachineId1 = 0x19,
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MachineId2 = 0x1a,
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MachineId3 = 0x1b,
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Affinity = 0x1c,
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InvocationInfo = 0x1d,
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WscaleFactorXY = 0x1e,
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WscaleFactorZ = 0x1f,
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Tid = 0x20,
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TidX = 0x21,
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TidY = 0x22,
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TidZ = 0x23,
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CtaParam = 0x24,
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CtaIdX = 0x25,
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CtaIdY = 0x26,
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CtaIdZ = 0x27,
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NtId = 0x28,
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CirQueueIncrMinusOne = 0x29,
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Nlatc = 0x2a,
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SmSpaVersion = 0x2c,
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MultiPassShaderInfo = 0x2d,
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LwinHi = 0x2e,
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SwinHi = 0x2f,
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SwinLo = 0x30,
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SwinSz = 0x31,
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SmemSz = 0x32,
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SmemBanks = 0x33,
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LwinLo = 0x34,
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LwinSz = 0x35,
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LmemLosz = 0x36,
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LmemHioff = 0x37,
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EqMask = 0x38,
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LtMask = 0x39,
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LeMask = 0x3a,
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GtMask = 0x3b,
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GeMask = 0x3c,
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RegAlloc = 0x3d,
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CtxAddr = 0x3e, // .fmask = F_SM50
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BarrierAlloc = 0x3e, // .fmask = F_SM60
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GlobalErrorStatus = 0x40,
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WarpErrorStatus = 0x42,
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WarpErrorStatusClear = 0x43,
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PmHi0 = 0x48,
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PmHi1 = 0x49,
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PmHi2 = 0x4a,
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PmHi3 = 0x4b,
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PmHi4 = 0x4c,
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PmHi5 = 0x4d,
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PmHi6 = 0x4e,
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PmHi7 = 0x4f,
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ClockLo = 0x50,
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ClockHi = 0x51,
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GlobalTimerLo = 0x52,
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GlobalTimerHi = 0x53,
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HwTaskId = 0x60,
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CircularQueueEntryIndex = 0x61,
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CircularQueueEntryAddressLow = 0x62,
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CircularQueueEntryAddressHigh = 0x63,
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};
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union Instruction {
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Instruction& operator=(const Instruction& instr) {
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value = instr.value;
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return *this;
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}
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constexpr Instruction(u64 value) : value{value} {}
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BitField<0, 8, Register> gpr0;
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BitField<8, 8, Register> gpr8;
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union {
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BitField<16, 4, Pred> full_pred;
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BitField<16, 3, u64> pred_index;
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} pred;
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BitField<19, 1, u64> negate_pred;
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BitField<20, 8, Register> gpr20;
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BitField<20, 4, SubOp> sub_op;
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BitField<28, 8, Register> gpr28;
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BitField<39, 8, Register> gpr39;
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BitField<48, 16, u64> opcode;
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union {
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BitField<20, 16, u64> imm20_16;
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BitField<20, 19, u64> imm20_19;
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BitField<20, 32, s64> imm20_32;
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BitField<45, 1, u64> negate_b;
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BitField<46, 1, u64> abs_a;
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BitField<48, 1, u64> negate_a;
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BitField<49, 1, u64> abs_b;
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BitField<50, 1, u64> saturate_d;
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BitField<56, 1, u64> negate_imm;
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union {
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BitField<39, 3, u64> pred;
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BitField<42, 1, u64> negate_pred;
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} fmnmx;
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union {
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BitField<39, 1, u64> invert_a;
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BitField<40, 1, u64> invert_b;
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BitField<41, 2, LogicOperation> operation;
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BitField<44, 2, PredicateResultMode> pred_result_mode;
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BitField<48, 3, Pred> pred48;
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} lop;
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union {
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BitField<53, 2, LogicOperation> operation;
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BitField<55, 1, u64> invert_a;
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BitField<56, 1, u64> invert_b;
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} lop32i;
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union {
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BitField<28, 8, u64> imm_lut28;
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BitField<48, 8, u64> imm_lut48;
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u32 GetImmLut28() const {
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return static_cast<u32>(imm_lut28);
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}
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u32 GetImmLut48() const {
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return static_cast<u32>(imm_lut48);
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}
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} lop3;
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u16 GetImm20_16() const {
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return static_cast<u16>(imm20_16);
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}
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u32 GetImm20_19() const {
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u32 imm{static_cast<u32>(imm20_19)};
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imm <<= 12;
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imm |= negate_imm ? 0x80000000 : 0;
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return imm;
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}
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u32 GetImm20_32() const {
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return static_cast<u32>(imm20_32);
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}
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s32 GetSignedImm20_20() const {
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u32 immediate = static_cast<u32>(imm20_19 | (negate_imm << 19));
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// Sign extend the 20-bit value.
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u32 mask = 1U << (20 - 1);
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return static_cast<s32>((immediate ^ mask) - mask);
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}
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} alu;
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union {
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BitField<51, 1, u64> saturate;
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BitField<52, 2, IpaSampleMode> sample_mode;
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BitField<54, 2, IpaInterpMode> interp_mode;
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|
} ipa;
|
|
|
|
union {
|
|
BitField<39, 2, u64> tab5cb8_2;
|
|
BitField<41, 3, u64> postfactor;
|
|
BitField<44, 2, u64> tab5c68_0;
|
|
BitField<48, 1, u64> negate_b;
|
|
} fmul;
|
|
|
|
union {
|
|
BitField<55, 1, u64> saturate;
|
|
} fmul32;
|
|
|
|
union {
|
|
BitField<52, 1, u64> generates_cc;
|
|
} op_32;
|
|
|
|
union {
|
|
BitField<48, 1, u64> is_signed;
|
|
} shift;
|
|
|
|
union {
|
|
BitField<39, 5, u64> shift_amount;
|
|
BitField<48, 1, u64> negate_b;
|
|
BitField<49, 1, u64> negate_a;
|
|
} alu_integer;
|
|
|
|
union {
|
|
BitField<39, 1, u64> ftz;
|
|
BitField<32, 1, u64> saturate;
|
|
BitField<49, 2, HalfMerge> merge;
|
|
|
|
BitField<43, 1, u64> negate_a;
|
|
BitField<44, 1, u64> abs_a;
|
|
BitField<47, 2, HalfType> type_a;
|
|
|
|
BitField<31, 1, u64> negate_b;
|
|
BitField<30, 1, u64> abs_b;
|
|
BitField<28, 2, HalfType> type_b;
|
|
|
|
BitField<35, 2, HalfType> type_c;
|
|
} alu_half;
|
|
|
|
union {
|
|
BitField<39, 2, HalfPrecision> precision;
|
|
BitField<39, 1, u64> ftz;
|
|
BitField<52, 1, u64> saturate;
|
|
BitField<49, 2, HalfMerge> merge;
|
|
|
|
BitField<43, 1, u64> negate_a;
|
|
BitField<44, 1, u64> abs_a;
|
|
BitField<47, 2, HalfType> type_a;
|
|
} alu_half_imm;
|
|
|
|
union {
|
|
BitField<29, 1, u64> first_negate;
|
|
BitField<20, 9, u64> first;
|
|
|
|
BitField<56, 1, u64> second_negate;
|
|
BitField<30, 9, u64> second;
|
|
|
|
u32 PackImmediates() const {
|
|
// Immediates are half floats shifted.
|
|
constexpr u32 imm_shift = 6;
|
|
return static_cast<u32>((first << imm_shift) | (second << (16 + imm_shift)));
|
|
}
|
|
} half_imm;
|
|
|
|
union {
|
|
union {
|
|
BitField<37, 2, HalfPrecision> precision;
|
|
BitField<32, 1, u64> saturate;
|
|
|
|
BitField<31, 1, u64> negate_b;
|
|
BitField<30, 1, u64> negate_c;
|
|
BitField<35, 2, HalfType> type_c;
|
|
} rr;
|
|
|
|
BitField<57, 2, HalfPrecision> precision;
|
|
BitField<52, 1, u64> saturate;
|
|
|
|
BitField<49, 2, HalfMerge> merge;
|
|
|
|
BitField<47, 2, HalfType> type_a;
|
|
|
|
BitField<56, 1, u64> negate_b;
|
|
BitField<28, 2, HalfType> type_b;
|
|
|
|
BitField<51, 1, u64> negate_c;
|
|
BitField<53, 2, HalfType> type_reg39;
|
|
} hfma2;
|
|
|
|
union {
|
|
BitField<40, 1, u64> invert;
|
|
} popc;
|
|
|
|
union {
|
|
BitField<39, 3, u64> pred;
|
|
BitField<42, 1, u64> neg_pred;
|
|
} sel;
|
|
|
|
union {
|
|
BitField<39, 3, u64> pred;
|
|
BitField<42, 1, u64> negate_pred;
|
|
BitField<43, 2, IMinMaxExchange> exchange;
|
|
BitField<48, 1, u64> is_signed;
|
|
} imnmx;
|
|
|
|
union {
|
|
BitField<31, 2, IAdd3Height> height_c;
|
|
BitField<33, 2, IAdd3Height> height_b;
|
|
BitField<35, 2, IAdd3Height> height_a;
|
|
BitField<37, 2, IAdd3Mode> mode;
|
|
BitField<49, 1, u64> neg_c;
|
|
BitField<50, 1, u64> neg_b;
|
|
BitField<51, 1, u64> neg_a;
|
|
} iadd3;
|
|
|
|
union {
|
|
BitField<54, 1, u64> saturate;
|
|
BitField<56, 1, u64> negate_a;
|
|
} iadd32i;
|
|
|
|
union {
|
|
BitField<53, 1, u64> negate_b;
|
|
BitField<54, 1, u64> abs_a;
|
|
BitField<56, 1, u64> negate_a;
|
|
BitField<57, 1, u64> abs_b;
|
|
} fadd32i;
|
|
|
|
union {
|
|
BitField<20, 8, u64> shift_position;
|
|
BitField<28, 8, u64> shift_length;
|
|
BitField<48, 1, u64> negate_b;
|
|
BitField<49, 1, u64> negate_a;
|
|
|
|
u64 GetLeftShiftValue() const {
|
|
return 32 - (shift_position + shift_length);
|
|
}
|
|
} bfe;
|
|
|
|
union {
|
|
BitField<48, 3, u64> pred48;
|
|
|
|
union {
|
|
BitField<20, 20, u64> entry_a;
|
|
BitField<39, 5, u64> entry_b;
|
|
BitField<45, 1, u64> neg;
|
|
BitField<46, 1, u64> uses_cc;
|
|
} imm;
|
|
|
|
union {
|
|
BitField<20, 14, u64> cb_index;
|
|
BitField<34, 5, u64> cb_offset;
|
|
BitField<56, 1, u64> neg;
|
|
BitField<57, 1, u64> uses_cc;
|
|
} hi;
|
|
|
|
union {
|
|
BitField<20, 14, u64> cb_index;
|
|
BitField<34, 5, u64> cb_offset;
|
|
BitField<39, 5, u64> entry_a;
|
|
BitField<45, 1, u64> neg;
|
|
BitField<46, 1, u64> uses_cc;
|
|
} rz;
|
|
|
|
union {
|
|
BitField<39, 5, u64> entry_a;
|
|
BitField<45, 1, u64> neg;
|
|
BitField<46, 1, u64> uses_cc;
|
|
} r1;
|
|
|
|
union {
|
|
BitField<28, 8, u64> entry_a;
|
|
BitField<37, 1, u64> neg;
|
|
BitField<38, 1, u64> uses_cc;
|
|
} r2;
|
|
|
|
} lea;
|
|
|
|
union {
|
|
BitField<0, 5, FlowCondition> cond;
|
|
} flow;
|
|
|
|
union {
|
|
BitField<47, 1, u64> cc;
|
|
BitField<48, 1, u64> negate_b;
|
|
BitField<49, 1, u64> negate_c;
|
|
BitField<51, 2, u64> tab5980_1;
|
|
BitField<53, 2, u64> tab5980_0;
|
|
} ffma;
|
|
|
|
union {
|
|
BitField<48, 3, UniformType> type;
|
|
BitField<44, 2, u64> unknown;
|
|
} ld_c;
|
|
|
|
union {
|
|
BitField<48, 3, StoreType> type;
|
|
} ldst_sl;
|
|
|
|
union {
|
|
BitField<44, 2, u64> unknown;
|
|
} ld_l;
|
|
|
|
union {
|
|
BitField<44, 2, u64> unknown;
|
|
} st_l;
|
|
|
|
union {
|
|
BitField<48, 3, UniformType> type;
|
|
BitField<46, 2, u64> cache_mode;
|
|
BitField<20, 24, s64> immediate_offset;
|
|
} ldg;
|
|
|
|
union {
|
|
BitField<0, 3, u64> pred0;
|
|
BitField<3, 3, u64> pred3;
|
|
BitField<7, 1, u64> abs_a;
|
|
BitField<39, 3, u64> pred39;
|
|
BitField<42, 1, u64> neg_pred;
|
|
BitField<43, 1, u64> neg_a;
|
|
BitField<44, 1, u64> abs_b;
|
|
BitField<45, 2, PredOperation> op;
|
|
BitField<47, 1, u64> ftz;
|
|
BitField<48, 4, PredCondition> cond;
|
|
} fsetp;
|
|
|
|
union {
|
|
BitField<0, 3, u64> pred0;
|
|
BitField<3, 3, u64> pred3;
|
|
BitField<39, 3, u64> pred39;
|
|
BitField<42, 1, u64> neg_pred;
|
|
BitField<45, 2, PredOperation> op;
|
|
BitField<48, 1, u64> is_signed;
|
|
BitField<49, 3, PredCondition> cond;
|
|
} isetp;
|
|
|
|
union {
|
|
BitField<0, 3, u64> pred0;
|
|
BitField<3, 3, u64> pred3;
|
|
BitField<12, 3, u64> pred12;
|
|
BitField<15, 1, u64> neg_pred12;
|
|
BitField<24, 2, PredOperation> cond;
|
|
BitField<29, 3, u64> pred29;
|
|
BitField<32, 1, u64> neg_pred29;
|
|
BitField<39, 3, u64> pred39;
|
|
BitField<42, 1, u64> neg_pred39;
|
|
BitField<45, 2, PredOperation> op;
|
|
} psetp;
|
|
|
|
union {
|
|
BitField<43, 4, PredCondition> cond;
|
|
BitField<45, 2, PredOperation> op;
|
|
BitField<3, 3, u64> pred3;
|
|
BitField<0, 3, u64> pred0;
|
|
BitField<39, 3, u64> pred39;
|
|
} vsetp;
|
|
|
|
union {
|
|
BitField<12, 3, u64> pred12;
|
|
BitField<15, 1, u64> neg_pred12;
|
|
BitField<24, 2, PredOperation> cond;
|
|
BitField<29, 3, u64> pred29;
|
|
BitField<32, 1, u64> neg_pred29;
|
|
BitField<39, 3, u64> pred39;
|
|
BitField<42, 1, u64> neg_pred39;
|
|
BitField<44, 1, u64> bf;
|
|
BitField<45, 2, PredOperation> op;
|
|
} pset;
|
|
|
|
union {
|
|
BitField<0, 3, u64> pred0;
|
|
BitField<3, 3, u64> pred3;
|
|
BitField<8, 5, ConditionCode> cc; // flag in cc
|
|
BitField<39, 3, u64> pred39;
|
|
BitField<42, 1, u64> neg_pred39;
|
|
BitField<45, 4, PredOperation> op; // op with pred39
|
|
} csetp;
|
|
|
|
union {
|
|
BitField<35, 4, PredCondition> cond;
|
|
BitField<49, 1, u64> h_and;
|
|
BitField<6, 1, u64> ftz;
|
|
BitField<45, 2, PredOperation> op;
|
|
BitField<3, 3, u64> pred3;
|
|
BitField<0, 3, u64> pred0;
|
|
BitField<43, 1, u64> negate_a;
|
|
BitField<44, 1, u64> abs_a;
|
|
BitField<47, 2, HalfType> type_a;
|
|
BitField<31, 1, u64> negate_b;
|
|
BitField<30, 1, u64> abs_b;
|
|
BitField<28, 2, HalfType> type_b;
|
|
BitField<42, 1, u64> neg_pred;
|
|
BitField<39, 3, u64> pred39;
|
|
} hsetp2;
|
|
|
|
union {
|
|
BitField<40, 1, R2pMode> mode;
|
|
BitField<41, 2, u64> byte;
|
|
BitField<20, 7, u64> immediate_mask;
|
|
} r2p;
|
|
|
|
union {
|
|
BitField<39, 3, u64> pred39;
|
|
BitField<42, 1, u64> neg_pred;
|
|
BitField<43, 1, u64> neg_a;
|
|
BitField<44, 1, u64> abs_b;
|
|
BitField<45, 2, PredOperation> op;
|
|
BitField<48, 4, PredCondition> cond;
|
|
BitField<52, 1, u64> bf;
|
|
BitField<53, 1, u64> neg_b;
|
|
BitField<54, 1, u64> abs_a;
|
|
BitField<55, 1, u64> ftz;
|
|
} fset;
|
|
|
|
union {
|
|
BitField<49, 1, u64> bf;
|
|
BitField<35, 3, PredCondition> cond;
|
|
BitField<50, 1, u64> ftz;
|
|
BitField<45, 2, PredOperation> op;
|
|
BitField<43, 1, u64> negate_a;
|
|
BitField<44, 1, u64> abs_a;
|
|
BitField<47, 2, HalfType> type_a;
|
|
BitField<31, 1, u64> negate_b;
|
|
BitField<30, 1, u64> abs_b;
|
|
BitField<28, 2, HalfType> type_b;
|
|
BitField<42, 1, u64> neg_pred;
|
|
BitField<39, 3, u64> pred39;
|
|
} hset2;
|
|
|
|
union {
|
|
BitField<39, 3, u64> pred39;
|
|
BitField<42, 1, u64> neg_pred;
|
|
BitField<44, 1, u64> bf;
|
|
BitField<45, 2, PredOperation> op;
|
|
BitField<48, 1, u64> is_signed;
|
|
BitField<49, 3, PredCondition> cond;
|
|
} iset;
|
|
|
|
union {
|
|
BitField<41, 2, u64> selector; // i2i and i2f only
|
|
BitField<45, 1, u64> negate_a;
|
|
BitField<49, 1, u64> abs_a;
|
|
BitField<10, 2, Register::Size> src_size;
|
|
BitField<13, 1, u64> is_input_signed;
|
|
BitField<8, 2, Register::Size> dst_size;
|
|
BitField<12, 1, u64> is_output_signed;
|
|
|
|
union {
|
|
BitField<39, 2, u64> tab5cb8_2;
|
|
} i2f;
|
|
|
|
union {
|
|
BitField<39, 2, F2iRoundingOp> rounding;
|
|
} f2i;
|
|
|
|
union {
|
|
BitField<8, 2, Register::Size> src_size;
|
|
BitField<10, 2, Register::Size> dst_size;
|
|
BitField<39, 4, u64> rounding;
|
|
// H0, H1 extract for F16 missing
|
|
BitField<41, 1, u64> selector; // Guessed as some games set it, TODO: reverse this value
|
|
F2fRoundingOp GetRoundingMode() const {
|
|
constexpr u64 rounding_mask = 0x0B;
|
|
return static_cast<F2fRoundingOp>(rounding.Value() & rounding_mask);
|
|
}
|
|
} f2f;
|
|
|
|
} conversion;
|
|
|
|
union {
|
|
BitField<28, 1, u64> array;
|
|
BitField<29, 2, TextureType> texture_type;
|
|
BitField<31, 4, u64> component_mask;
|
|
BitField<49, 1, u64> nodep_flag;
|
|
BitField<50, 1, u64> dc_flag;
|
|
BitField<54, 1, u64> aoffi_flag;
|
|
BitField<55, 3, TextureProcessMode> process_mode;
|
|
|
|
bool IsComponentEnabled(std::size_t component) const {
|
|
return ((1ull << component) & component_mask) != 0;
|
|
}
|
|
|
|
TextureProcessMode GetTextureProcessMode() const {
|
|
return process_mode;
|
|
}
|
|
|
|
bool UsesMiscMode(TextureMiscMode mode) const {
|
|
switch (mode) {
|
|
case TextureMiscMode::DC:
|
|
return dc_flag != 0;
|
|
case TextureMiscMode::NODEP:
|
|
return nodep_flag != 0;
|
|
case TextureMiscMode::AOFFI:
|
|
return aoffi_flag != 0;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
} tex;
|
|
|
|
union {
|
|
BitField<22, 6, TextureQueryType> query_type;
|
|
BitField<31, 4, u64> component_mask;
|
|
BitField<49, 1, u64> nodep_flag;
|
|
|
|
bool UsesMiscMode(TextureMiscMode mode) const {
|
|
switch (mode) {
|
|
case TextureMiscMode::NODEP:
|
|
return nodep_flag != 0;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool IsComponentEnabled(std::size_t component) const {
|
|
return ((1ULL << component) & component_mask) != 0;
|
|
}
|
|
} txq;
|
|
|
|
union {
|
|
BitField<28, 1, u64> array;
|
|
BitField<29, 2, TextureType> texture_type;
|
|
BitField<31, 4, u64> component_mask;
|
|
BitField<35, 1, u64> ndv_flag;
|
|
BitField<49, 1, u64> nodep_flag;
|
|
|
|
bool IsComponentEnabled(std::size_t component) const {
|
|
return ((1ull << component) & component_mask) != 0;
|
|
}
|
|
|
|
bool UsesMiscMode(TextureMiscMode mode) const {
|
|
switch (mode) {
|
|
case TextureMiscMode::NDV:
|
|
return (ndv_flag != 0);
|
|
case TextureMiscMode::NODEP:
|
|
return (nodep_flag != 0);
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
} tmml;
|
|
|
|
union {
|
|
BitField<28, 1, u64> array;
|
|
BitField<29, 2, TextureType> texture_type;
|
|
BitField<35, 1, u64> ndv_flag;
|
|
BitField<49, 1, u64> nodep_flag;
|
|
BitField<50, 1, u64> dc_flag;
|
|
BitField<54, 2, u64> info;
|
|
BitField<56, 2, u64> component;
|
|
|
|
bool UsesMiscMode(TextureMiscMode mode) const {
|
|
switch (mode) {
|
|
case TextureMiscMode::NDV:
|
|
return ndv_flag != 0;
|
|
case TextureMiscMode::NODEP:
|
|
return nodep_flag != 0;
|
|
case TextureMiscMode::DC:
|
|
return dc_flag != 0;
|
|
case TextureMiscMode::AOFFI:
|
|
return info == 1;
|
|
case TextureMiscMode::PTP:
|
|
return info == 2;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
} tld4;
|
|
|
|
union {
|
|
BitField<49, 1, u64> nodep_flag;
|
|
BitField<50, 1, u64> dc_flag;
|
|
BitField<51, 1, u64> aoffi_flag;
|
|
BitField<52, 2, u64> component;
|
|
|
|
bool UsesMiscMode(TextureMiscMode mode) const {
|
|
switch (mode) {
|
|
case TextureMiscMode::DC:
|
|
return dc_flag != 0;
|
|
case TextureMiscMode::NODEP:
|
|
return nodep_flag != 0;
|
|
case TextureMiscMode::AOFFI:
|
|
return aoffi_flag != 0;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
} tld4s;
|
|
|
|
union {
|
|
BitField<0, 8, Register> gpr0;
|
|
BitField<28, 8, Register> gpr28;
|
|
BitField<49, 1, u64> nodep_flag;
|
|
BitField<50, 3, u64> component_mask_selector;
|
|
BitField<53, 4, u64> texture_info;
|
|
BitField<59, 1, u64> fp32_flag;
|
|
|
|
TextureType GetTextureType() const {
|
|
// The TEXS instruction has a weird encoding for the texture type.
|
|
if (texture_info == 0)
|
|
return TextureType::Texture1D;
|
|
if (texture_info >= 1 && texture_info <= 9)
|
|
return TextureType::Texture2D;
|
|
if (texture_info >= 10 && texture_info <= 11)
|
|
return TextureType::Texture3D;
|
|
if (texture_info >= 12 && texture_info <= 13)
|
|
return TextureType::TextureCube;
|
|
|
|
LOG_CRITICAL(HW_GPU, "Unhandled texture_info: {}",
|
|
static_cast<u32>(texture_info.Value()));
|
|
UNREACHABLE();
|
|
return TextureType::Texture1D;
|
|
}
|
|
|
|
TextureProcessMode GetTextureProcessMode() const {
|
|
switch (texture_info) {
|
|
case 0:
|
|
case 2:
|
|
case 6:
|
|
case 8:
|
|
case 9:
|
|
case 11:
|
|
return TextureProcessMode::LZ;
|
|
case 3:
|
|
case 5:
|
|
case 13:
|
|
return TextureProcessMode::LL;
|
|
default:
|
|
break;
|
|
}
|
|
return TextureProcessMode::None;
|
|
}
|
|
|
|
bool UsesMiscMode(TextureMiscMode mode) const {
|
|
switch (mode) {
|
|
case TextureMiscMode::DC:
|
|
return (texture_info >= 4 && texture_info <= 6) || texture_info == 9;
|
|
case TextureMiscMode::NODEP:
|
|
return nodep_flag != 0;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool IsArrayTexture() const {
|
|
// TEXS only supports Texture2D arrays.
|
|
return texture_info >= 7 && texture_info <= 9;
|
|
}
|
|
|
|
bool HasTwoDestinations() const {
|
|
return gpr28.Value() != Register::ZeroIndex;
|
|
}
|
|
|
|
bool IsComponentEnabled(std::size_t component) const {
|
|
static constexpr std::array<std::array<u32, 8>, 4> mask_lut{{
|
|
{},
|
|
{0x1, 0x2, 0x4, 0x8, 0x3, 0x9, 0xa, 0xc},
|
|
{0x1, 0x2, 0x4, 0x8, 0x3, 0x9, 0xa, 0xc},
|
|
{0x7, 0xb, 0xd, 0xe, 0xf},
|
|
}};
|
|
|
|
std::size_t index{gpr0.Value() != Register::ZeroIndex ? 1U : 0U};
|
|
index |= gpr28.Value() != Register::ZeroIndex ? 2 : 0;
|
|
|
|
u32 mask = mask_lut[index][component_mask_selector];
|
|
// A mask of 0 means this instruction uses an unimplemented mask.
|
|
ASSERT(mask != 0);
|
|
return ((1ull << component) & mask) != 0;
|
|
}
|
|
} texs;
|
|
|
|
union {
|
|
BitField<49, 1, u64> nodep_flag;
|
|
BitField<53, 4, u64> texture_info;
|
|
|
|
TextureType GetTextureType() const {
|
|
// The TLDS instruction has a weird encoding for the texture type.
|
|
if (texture_info >= 0 && texture_info <= 1) {
|
|
return TextureType::Texture1D;
|
|
}
|
|
if (texture_info == 2 || texture_info == 8 || texture_info == 12 ||
|
|
(texture_info >= 4 && texture_info <= 6)) {
|
|
return TextureType::Texture2D;
|
|
}
|
|
if (texture_info == 7) {
|
|
return TextureType::Texture3D;
|
|
}
|
|
|
|
LOG_CRITICAL(HW_GPU, "Unhandled texture_info: {}",
|
|
static_cast<u32>(texture_info.Value()));
|
|
UNREACHABLE();
|
|
return TextureType::Texture1D;
|
|
}
|
|
|
|
TextureProcessMode GetTextureProcessMode() const {
|
|
if (texture_info == 1 || texture_info == 5 || texture_info == 12)
|
|
return TextureProcessMode::LL;
|
|
return TextureProcessMode::LZ;
|
|
}
|
|
|
|
bool UsesMiscMode(TextureMiscMode mode) const {
|
|
switch (mode) {
|
|
case TextureMiscMode::AOFFI:
|
|
return texture_info == 12 || texture_info == 4;
|
|
case TextureMiscMode::MZ:
|
|
return texture_info == 5;
|
|
case TextureMiscMode::NODEP:
|
|
return nodep_flag != 0;
|
|
default:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool IsArrayTexture() const {
|
|
// TEXS only supports Texture2D arrays.
|
|
return texture_info == 8;
|
|
}
|
|
} tlds;
|
|
|
|
union {
|
|
BitField<20, 24, u64> target;
|
|
BitField<5, 1, u64> constant_buffer;
|
|
|
|
s32 GetBranchTarget() const {
|
|
// Sign extend the branch target offset
|
|
u32 mask = 1U << (24 - 1);
|
|
u32 value = static_cast<u32>(target);
|
|
// The branch offset is relative to the next instruction and is stored in bytes, so
|
|
// divide it by the size of an instruction and add 1 to it.
|
|
return static_cast<s32>((value ^ mask) - mask) / sizeof(Instruction) + 1;
|
|
}
|
|
} bra;
|
|
|
|
union {
|
|
BitField<39, 1, u64> emit; // EmitVertex
|
|
BitField<40, 1, u64> cut; // EndPrimitive
|
|
} out;
|
|
|
|
union {
|
|
BitField<31, 1, u64> skew;
|
|
BitField<32, 1, u64> o;
|
|
BitField<33, 2, IsberdMode> mode;
|
|
BitField<47, 2, IsberdShift> shift;
|
|
} isberd;
|
|
|
|
union {
|
|
BitField<48, 1, u64> signed_a;
|
|
BitField<38, 1, u64> is_byte_chunk_a;
|
|
BitField<36, 2, VideoType> type_a;
|
|
BitField<36, 2, u64> byte_height_a;
|
|
|
|
BitField<49, 1, u64> signed_b;
|
|
BitField<50, 1, u64> use_register_b;
|
|
BitField<30, 1, u64> is_byte_chunk_b;
|
|
BitField<28, 2, VideoType> type_b;
|
|
BitField<28, 2, u64> byte_height_b;
|
|
} video;
|
|
|
|
union {
|
|
BitField<51, 2, VmadShr> shr;
|
|
BitField<55, 1, u64> saturate; // Saturates the result (a * b + c)
|
|
BitField<47, 1, u64> cc;
|
|
} vmad;
|
|
|
|
union {
|
|
BitField<20, 16, u64> imm20_16;
|
|
BitField<35, 1, u64> high_b_rr; // used on RR
|
|
BitField<36, 1, u64> product_shift_left;
|
|
BitField<37, 1, u64> merge_37;
|
|
BitField<48, 1, u64> sign_a;
|
|
BitField<49, 1, u64> sign_b;
|
|
BitField<50, 2, XmadMode> mode_cbf; // used by CR, RC
|
|
BitField<50, 3, XmadMode> mode;
|
|
BitField<52, 1, u64> high_b;
|
|
BitField<53, 1, u64> high_a;
|
|
BitField<55, 1, u64> product_shift_left_second; // used on CR
|
|
BitField<56, 1, u64> merge_56;
|
|
} xmad;
|
|
|
|
union {
|
|
BitField<20, 14, u64> offset;
|
|
BitField<34, 5, u64> index;
|
|
|
|
u64 GetOffset() const {
|
|
return offset * 4;
|
|
}
|
|
} cbuf34;
|
|
|
|
union {
|
|
BitField<20, 16, s64> offset;
|
|
BitField<36, 5, u64> index;
|
|
|
|
s64 GetOffset() const {
|
|
return offset;
|
|
}
|
|
} cbuf36;
|
|
|
|
// Unsure about the size of this one.
|
|
// It's always used with a gpr0, so any size should be fine.
|
|
BitField<20, 8, SystemVariable> sys20;
|
|
|
|
BitField<47, 1, u64> generates_cc;
|
|
BitField<61, 1, u64> is_b_imm;
|
|
BitField<60, 1, u64> is_b_gpr;
|
|
BitField<59, 1, u64> is_c_gpr;
|
|
BitField<20, 24, s64> smem_imm;
|
|
BitField<0, 5, ConditionCode> flow_condition_code;
|
|
|
|
Attribute attribute;
|
|
Sampler sampler;
|
|
|
|
u64 value;
|
|
};
|
|
static_assert(sizeof(Instruction) == 0x8, "Incorrect structure size");
|
|
static_assert(std::is_standard_layout_v<Instruction>, "Instruction is not standard layout");
|
|
|
|
class OpCode {
|
|
public:
|
|
enum class Id {
|
|
KIL,
|
|
SSY,
|
|
SYNC,
|
|
BRK,
|
|
DEPBAR,
|
|
BFE_C,
|
|
BFE_R,
|
|
BFE_IMM,
|
|
BFI_IMM_R,
|
|
BRA,
|
|
PBK,
|
|
LD_A,
|
|
LD_L,
|
|
LD_S,
|
|
LD_C,
|
|
ST_A,
|
|
ST_L,
|
|
ST_S,
|
|
LDG, // Load from global memory
|
|
STG, // Store in global memory
|
|
TEX,
|
|
TXQ, // Texture Query
|
|
TEXS, // Texture Fetch with scalar/non-vec4 source/destinations
|
|
TLDS, // Texture Load with scalar/non-vec4 source/destinations
|
|
TLD4, // Texture Load 4
|
|
TLD4S, // Texture Load 4 with scalar / non - vec4 source / destinations
|
|
TMML_B, // Texture Mip Map Level
|
|
TMML, // Texture Mip Map Level
|
|
EXIT,
|
|
IPA,
|
|
OUT_R, // Emit vertex/primitive
|
|
ISBERD,
|
|
VMAD,
|
|
VSETP,
|
|
FFMA_IMM, // Fused Multiply and Add
|
|
FFMA_CR,
|
|
FFMA_RC,
|
|
FFMA_RR,
|
|
FADD_C,
|
|
FADD_R,
|
|
FADD_IMM,
|
|
FADD32I,
|
|
FMUL_C,
|
|
FMUL_R,
|
|
FMUL_IMM,
|
|
FMUL32_IMM,
|
|
IADD_C,
|
|
IADD_R,
|
|
IADD_IMM,
|
|
IADD3_C, // Add 3 Integers
|
|
IADD3_R,
|
|
IADD3_IMM,
|
|
IADD32I,
|
|
ISCADD_C, // Scale and Add
|
|
ISCADD_R,
|
|
ISCADD_IMM,
|
|
LEA_R1,
|
|
LEA_R2,
|
|
LEA_RZ,
|
|
LEA_IMM,
|
|
LEA_HI,
|
|
HADD2_C,
|
|
HADD2_R,
|
|
HADD2_IMM,
|
|
HMUL2_C,
|
|
HMUL2_R,
|
|
HMUL2_IMM,
|
|
HFMA2_CR,
|
|
HFMA2_RC,
|
|
HFMA2_RR,
|
|
HFMA2_IMM_R,
|
|
HSETP2_R,
|
|
HSET2_R,
|
|
POPC_C,
|
|
POPC_R,
|
|
POPC_IMM,
|
|
SEL_C,
|
|
SEL_R,
|
|
SEL_IMM,
|
|
MUFU, // Multi-Function Operator
|
|
RRO_C, // Range Reduction Operator
|
|
RRO_R,
|
|
RRO_IMM,
|
|
F2F_C,
|
|
F2F_R,
|
|
F2F_IMM,
|
|
F2I_C,
|
|
F2I_R,
|
|
F2I_IMM,
|
|
I2F_C,
|
|
I2F_R,
|
|
I2F_IMM,
|
|
I2I_C,
|
|
I2I_R,
|
|
I2I_IMM,
|
|
LOP_C,
|
|
LOP_R,
|
|
LOP_IMM,
|
|
LOP32I,
|
|
LOP3_C,
|
|
LOP3_R,
|
|
LOP3_IMM,
|
|
MOV_C,
|
|
MOV_R,
|
|
MOV_IMM,
|
|
MOV_SYS,
|
|
MOV32_IMM,
|
|
SHL_C,
|
|
SHL_R,
|
|
SHL_IMM,
|
|
SHR_C,
|
|
SHR_R,
|
|
SHR_IMM,
|
|
FMNMX_C,
|
|
FMNMX_R,
|
|
FMNMX_IMM,
|
|
IMNMX_C,
|
|
IMNMX_R,
|
|
IMNMX_IMM,
|
|
FSETP_C, // Set Predicate
|
|
FSETP_R,
|
|
FSETP_IMM,
|
|
FSET_C,
|
|
FSET_R,
|
|
FSET_IMM,
|
|
ISETP_C,
|
|
ISETP_IMM,
|
|
ISETP_R,
|
|
ISET_R,
|
|
ISET_C,
|
|
ISET_IMM,
|
|
PSETP,
|
|
PSET,
|
|
CSETP,
|
|
R2P_IMM,
|
|
XMAD_IMM,
|
|
XMAD_CR,
|
|
XMAD_RC,
|
|
XMAD_RR,
|
|
};
|
|
|
|
enum class Type {
|
|
Trivial,
|
|
Arithmetic,
|
|
ArithmeticImmediate,
|
|
ArithmeticInteger,
|
|
ArithmeticIntegerImmediate,
|
|
ArithmeticHalf,
|
|
ArithmeticHalfImmediate,
|
|
Bfe,
|
|
Bfi,
|
|
Shift,
|
|
Ffma,
|
|
Hfma2,
|
|
Flow,
|
|
Synch,
|
|
Memory,
|
|
Texture,
|
|
FloatSet,
|
|
FloatSetPredicate,
|
|
IntegerSet,
|
|
IntegerSetPredicate,
|
|
HalfSet,
|
|
HalfSetPredicate,
|
|
PredicateSetPredicate,
|
|
PredicateSetRegister,
|
|
RegisterSetPredicate,
|
|
Conversion,
|
|
Video,
|
|
Xmad,
|
|
Unknown,
|
|
};
|
|
|
|
/// Returns whether an opcode has an execution predicate field or not (ie, whether it can be
|
|
/// conditionally executed).
|
|
static bool IsPredicatedInstruction(Id opcode) {
|
|
// TODO(Subv): Add the rest of unpredicated instructions.
|
|
return opcode != Id::SSY && opcode != Id::PBK;
|
|
}
|
|
|
|
class Matcher {
|
|
public:
|
|
Matcher(const char* const name, u16 mask, u16 expected, OpCode::Id id, OpCode::Type type)
|
|
: name{name}, mask{mask}, expected{expected}, id{id}, type{type} {}
|
|
|
|
const char* GetName() const {
|
|
return name;
|
|
}
|
|
|
|
u16 GetMask() const {
|
|
return mask;
|
|
}
|
|
|
|
Id GetId() const {
|
|
return id;
|
|
}
|
|
|
|
Type GetType() const {
|
|
return type;
|
|
}
|
|
|
|
/**
|
|
* Tests to see if the given instruction is the instruction this matcher represents.
|
|
* @param instruction The instruction to test
|
|
* @returns true if the given instruction matches.
|
|
*/
|
|
bool Matches(u16 instruction) const {
|
|
return (instruction & mask) == expected;
|
|
}
|
|
|
|
private:
|
|
const char* name;
|
|
u16 mask;
|
|
u16 expected;
|
|
Id id;
|
|
Type type;
|
|
};
|
|
|
|
static std::optional<std::reference_wrapper<const Matcher>> Decode(Instruction instr) {
|
|
static const auto table{GetDecodeTable()};
|
|
|
|
const auto matches_instruction = [instr](const auto& matcher) {
|
|
return matcher.Matches(static_cast<u16>(instr.opcode));
|
|
};
|
|
|
|
auto iter = std::find_if(table.begin(), table.end(), matches_instruction);
|
|
return iter != table.end() ? std::optional<std::reference_wrapper<const Matcher>>(*iter)
|
|
: std::nullopt;
|
|
}
|
|
|
|
private:
|
|
struct Detail {
|
|
private:
|
|
static constexpr std::size_t opcode_bitsize = 16;
|
|
|
|
/**
|
|
* Generates the mask and the expected value after masking from a given bitstring.
|
|
* A '0' in a bitstring indicates that a zero must be present at that bit position.
|
|
* A '1' in a bitstring indicates that a one must be present at that bit position.
|
|
*/
|
|
static auto GetMaskAndExpect(const char* const bitstring) {
|
|
u16 mask = 0, expect = 0;
|
|
for (std::size_t i = 0; i < opcode_bitsize; i++) {
|
|
const std::size_t bit_position = opcode_bitsize - i - 1;
|
|
switch (bitstring[i]) {
|
|
case '0':
|
|
mask |= 1 << bit_position;
|
|
break;
|
|
case '1':
|
|
expect |= 1 << bit_position;
|
|
mask |= 1 << bit_position;
|
|
break;
|
|
default:
|
|
// Ignore
|
|
break;
|
|
}
|
|
}
|
|
return std::make_tuple(mask, expect);
|
|
}
|
|
|
|
public:
|
|
/// Creates a matcher that can match and parse instructions based on bitstring.
|
|
static auto GetMatcher(const char* const bitstring, OpCode::Id op, OpCode::Type type,
|
|
const char* const name) {
|
|
const auto mask_expect = GetMaskAndExpect(bitstring);
|
|
return Matcher(name, std::get<0>(mask_expect), std::get<1>(mask_expect), op, type);
|
|
}
|
|
};
|
|
|
|
static std::vector<Matcher> GetDecodeTable() {
|
|
std::vector<Matcher> table = {
|
|
#define INST(bitstring, op, type, name) Detail::GetMatcher(bitstring, op, type, name)
|
|
INST("111000110011----", Id::KIL, Type::Flow, "KIL"),
|
|
INST("111000101001----", Id::SSY, Type::Flow, "SSY"),
|
|
INST("111000101010----", Id::PBK, Type::Flow, "PBK"),
|
|
INST("111000100100----", Id::BRA, Type::Flow, "BRA"),
|
|
INST("1111000011111---", Id::SYNC, Type::Flow, "SYNC"),
|
|
INST("111000110100---", Id::BRK, Type::Flow, "BRK"),
|
|
INST("1111000011110---", Id::DEPBAR, Type::Synch, "DEPBAR"),
|
|
INST("1110111111011---", Id::LD_A, Type::Memory, "LD_A"),
|
|
INST("1110111101001---", Id::LD_S, Type::Memory, "LD_S"),
|
|
INST("1110111101000---", Id::LD_L, Type::Memory, "LD_L"),
|
|
INST("1110111110010---", Id::LD_C, Type::Memory, "LD_C"),
|
|
INST("1110111111110---", Id::ST_A, Type::Memory, "ST_A"),
|
|
INST("1110111101011---", Id::ST_S, Type::Memory, "ST_S"),
|
|
INST("1110111101010---", Id::ST_L, Type::Memory, "ST_L"),
|
|
INST("1110111011010---", Id::LDG, Type::Memory, "LDG"),
|
|
INST("1110111011011---", Id::STG, Type::Memory, "STG"),
|
|
INST("110000----111---", Id::TEX, Type::Texture, "TEX"),
|
|
INST("1101111101001---", Id::TXQ, Type::Texture, "TXQ"),
|
|
INST("1101-00---------", Id::TEXS, Type::Texture, "TEXS"),
|
|
INST("1101101---------", Id::TLDS, Type::Texture, "TLDS"),
|
|
INST("110010----111---", Id::TLD4, Type::Texture, "TLD4"),
|
|
INST("1101111100------", Id::TLD4S, Type::Texture, "TLD4S"),
|
|
INST("110111110110----", Id::TMML_B, Type::Texture, "TMML_B"),
|
|
INST("1101111101011---", Id::TMML, Type::Texture, "TMML"),
|
|
INST("111000110000----", Id::EXIT, Type::Trivial, "EXIT"),
|
|
INST("11100000--------", Id::IPA, Type::Trivial, "IPA"),
|
|
INST("1111101111100---", Id::OUT_R, Type::Trivial, "OUT_R"),
|
|
INST("1110111111010---", Id::ISBERD, Type::Trivial, "ISBERD"),
|
|
INST("01011111--------", Id::VMAD, Type::Video, "VMAD"),
|
|
INST("0101000011110---", Id::VSETP, Type::Video, "VSETP"),
|
|
INST("0011001-1-------", Id::FFMA_IMM, Type::Ffma, "FFMA_IMM"),
|
|
INST("010010011-------", Id::FFMA_CR, Type::Ffma, "FFMA_CR"),
|
|
INST("010100011-------", Id::FFMA_RC, Type::Ffma, "FFMA_RC"),
|
|
INST("010110011-------", Id::FFMA_RR, Type::Ffma, "FFMA_RR"),
|
|
INST("0100110001011---", Id::FADD_C, Type::Arithmetic, "FADD_C"),
|
|
INST("0101110001011---", Id::FADD_R, Type::Arithmetic, "FADD_R"),
|
|
INST("0011100-01011---", Id::FADD_IMM, Type::Arithmetic, "FADD_IMM"),
|
|
INST("000010----------", Id::FADD32I, Type::ArithmeticImmediate, "FADD32I"),
|
|
INST("0100110001101---", Id::FMUL_C, Type::Arithmetic, "FMUL_C"),
|
|
INST("0101110001101---", Id::FMUL_R, Type::Arithmetic, "FMUL_R"),
|
|
INST("0011100-01101---", Id::FMUL_IMM, Type::Arithmetic, "FMUL_IMM"),
|
|
INST("00011110--------", Id::FMUL32_IMM, Type::ArithmeticImmediate, "FMUL32_IMM"),
|
|
INST("0100110000010---", Id::IADD_C, Type::ArithmeticInteger, "IADD_C"),
|
|
INST("0101110000010---", Id::IADD_R, Type::ArithmeticInteger, "IADD_R"),
|
|
INST("0011100-00010---", Id::IADD_IMM, Type::ArithmeticInteger, "IADD_IMM"),
|
|
INST("010011001100----", Id::IADD3_C, Type::ArithmeticInteger, "IADD3_C"),
|
|
INST("010111001100----", Id::IADD3_R, Type::ArithmeticInteger, "IADD3_R"),
|
|
INST("0011100-1100----", Id::IADD3_IMM, Type::ArithmeticInteger, "IADD3_IMM"),
|
|
INST("0001110---------", Id::IADD32I, Type::ArithmeticIntegerImmediate, "IADD32I"),
|
|
INST("0100110000011---", Id::ISCADD_C, Type::ArithmeticInteger, "ISCADD_C"),
|
|
INST("0101110000011---", Id::ISCADD_R, Type::ArithmeticInteger, "ISCADD_R"),
|
|
INST("0011100-00011---", Id::ISCADD_IMM, Type::ArithmeticInteger, "ISCADD_IMM"),
|
|
INST("0100110000001---", Id::POPC_C, Type::ArithmeticInteger, "POPC_C"),
|
|
INST("0101110000001---", Id::POPC_R, Type::ArithmeticInteger, "POPC_R"),
|
|
INST("0011100-00001---", Id::POPC_IMM, Type::ArithmeticInteger, "POPC_IMM"),
|
|
INST("0100110010100---", Id::SEL_C, Type::ArithmeticInteger, "SEL_C"),
|
|
INST("0101110010100---", Id::SEL_R, Type::ArithmeticInteger, "SEL_R"),
|
|
INST("0011100-10100---", Id::SEL_IMM, Type::ArithmeticInteger, "SEL_IMM"),
|
|
INST("0101101111011---", Id::LEA_R2, Type::ArithmeticInteger, "LEA_R2"),
|
|
INST("0101101111010---", Id::LEA_R1, Type::ArithmeticInteger, "LEA_R1"),
|
|
INST("001101101101----", Id::LEA_IMM, Type::ArithmeticInteger, "LEA_IMM"),
|
|
INST("010010111101----", Id::LEA_RZ, Type::ArithmeticInteger, "LEA_RZ"),
|
|
INST("00011000--------", Id::LEA_HI, Type::ArithmeticInteger, "LEA_HI"),
|
|
INST("0111101-1-------", Id::HADD2_C, Type::ArithmeticHalf, "HADD2_C"),
|
|
INST("0101110100010---", Id::HADD2_R, Type::ArithmeticHalf, "HADD2_R"),
|
|
INST("0111101-0-------", Id::HADD2_IMM, Type::ArithmeticHalfImmediate, "HADD2_IMM"),
|
|
INST("0111100-1-------", Id::HMUL2_C, Type::ArithmeticHalf, "HMUL2_C"),
|
|
INST("0101110100001---", Id::HMUL2_R, Type::ArithmeticHalf, "HMUL2_R"),
|
|
INST("0111100-0-------", Id::HMUL2_IMM, Type::ArithmeticHalfImmediate, "HMUL2_IMM"),
|
|
INST("01110---1-------", Id::HFMA2_CR, Type::Hfma2, "HFMA2_CR"),
|
|
INST("01100---1-------", Id::HFMA2_RC, Type::Hfma2, "HFMA2_RC"),
|
|
INST("0101110100000---", Id::HFMA2_RR, Type::Hfma2, "HFMA2_RR"),
|
|
INST("01110---0-------", Id::HFMA2_IMM_R, Type::Hfma2, "HFMA2_R_IMM"),
|
|
INST("0101110100100---", Id::HSETP2_R, Type::HalfSetPredicate, "HSETP_R"),
|
|
INST("0101110100011---", Id::HSET2_R, Type::HalfSet, "HSET2_R"),
|
|
INST("0101000010000---", Id::MUFU, Type::Arithmetic, "MUFU"),
|
|
INST("0100110010010---", Id::RRO_C, Type::Arithmetic, "RRO_C"),
|
|
INST("0101110010010---", Id::RRO_R, Type::Arithmetic, "RRO_R"),
|
|
INST("0011100-10010---", Id::RRO_IMM, Type::Arithmetic, "RRO_IMM"),
|
|
INST("0100110010101---", Id::F2F_C, Type::Conversion, "F2F_C"),
|
|
INST("0101110010101---", Id::F2F_R, Type::Conversion, "F2F_R"),
|
|
INST("0011100-10101---", Id::F2F_IMM, Type::Conversion, "F2F_IMM"),
|
|
INST("0100110010110---", Id::F2I_C, Type::Conversion, "F2I_C"),
|
|
INST("0101110010110---", Id::F2I_R, Type::Conversion, "F2I_R"),
|
|
INST("0011100-10110---", Id::F2I_IMM, Type::Conversion, "F2I_IMM"),
|
|
INST("0100110010011---", Id::MOV_C, Type::Arithmetic, "MOV_C"),
|
|
INST("0101110010011---", Id::MOV_R, Type::Arithmetic, "MOV_R"),
|
|
INST("0011100-10011---", Id::MOV_IMM, Type::Arithmetic, "MOV_IMM"),
|
|
INST("1111000011001---", Id::MOV_SYS, Type::Trivial, "MOV_SYS"),
|
|
INST("000000010000----", Id::MOV32_IMM, Type::ArithmeticImmediate, "MOV32_IMM"),
|
|
INST("0100110001100---", Id::FMNMX_C, Type::Arithmetic, "FMNMX_C"),
|
|
INST("0101110001100---", Id::FMNMX_R, Type::Arithmetic, "FMNMX_R"),
|
|
INST("0011100-01100---", Id::FMNMX_IMM, Type::Arithmetic, "FMNMX_IMM"),
|
|
INST("0100110000100---", Id::IMNMX_C, Type::ArithmeticInteger, "IMNMX_C"),
|
|
INST("0101110000100---", Id::IMNMX_R, Type::ArithmeticInteger, "IMNMX_R"),
|
|
INST("0011100-00100---", Id::IMNMX_IMM, Type::ArithmeticInteger, "IMNMX_IMM"),
|
|
INST("0100110000000---", Id::BFE_C, Type::Bfe, "BFE_C"),
|
|
INST("0101110000000---", Id::BFE_R, Type::Bfe, "BFE_R"),
|
|
INST("0011100-00000---", Id::BFE_IMM, Type::Bfe, "BFE_IMM"),
|
|
INST("0011011-11110---", Id::BFI_IMM_R, Type::Bfi, "BFI_IMM_R"),
|
|
INST("0100110001000---", Id::LOP_C, Type::ArithmeticInteger, "LOP_C"),
|
|
INST("0101110001000---", Id::LOP_R, Type::ArithmeticInteger, "LOP_R"),
|
|
INST("0011100-01000---", Id::LOP_IMM, Type::ArithmeticInteger, "LOP_IMM"),
|
|
INST("000001----------", Id::LOP32I, Type::ArithmeticIntegerImmediate, "LOP32I"),
|
|
INST("0000001---------", Id::LOP3_C, Type::ArithmeticInteger, "LOP3_C"),
|
|
INST("0101101111100---", Id::LOP3_R, Type::ArithmeticInteger, "LOP3_R"),
|
|
INST("0011110---------", Id::LOP3_IMM, Type::ArithmeticInteger, "LOP3_IMM"),
|
|
INST("0100110001001---", Id::SHL_C, Type::Shift, "SHL_C"),
|
|
INST("0101110001001---", Id::SHL_R, Type::Shift, "SHL_R"),
|
|
INST("0011100-01001---", Id::SHL_IMM, Type::Shift, "SHL_IMM"),
|
|
INST("0100110000101---", Id::SHR_C, Type::Shift, "SHR_C"),
|
|
INST("0101110000101---", Id::SHR_R, Type::Shift, "SHR_R"),
|
|
INST("0011100-00101---", Id::SHR_IMM, Type::Shift, "SHR_IMM"),
|
|
INST("0100110011100---", Id::I2I_C, Type::Conversion, "I2I_C"),
|
|
INST("0101110011100---", Id::I2I_R, Type::Conversion, "I2I_R"),
|
|
INST("0011101-11100---", Id::I2I_IMM, Type::Conversion, "I2I_IMM"),
|
|
INST("0100110010111---", Id::I2F_C, Type::Conversion, "I2F_C"),
|
|
INST("0101110010111---", Id::I2F_R, Type::Conversion, "I2F_R"),
|
|
INST("0011100-10111---", Id::I2F_IMM, Type::Conversion, "I2F_IMM"),
|
|
INST("01011000--------", Id::FSET_R, Type::FloatSet, "FSET_R"),
|
|
INST("0100100---------", Id::FSET_C, Type::FloatSet, "FSET_C"),
|
|
INST("0011000---------", Id::FSET_IMM, Type::FloatSet, "FSET_IMM"),
|
|
INST("010010111011----", Id::FSETP_C, Type::FloatSetPredicate, "FSETP_C"),
|
|
INST("010110111011----", Id::FSETP_R, Type::FloatSetPredicate, "FSETP_R"),
|
|
INST("0011011-1011----", Id::FSETP_IMM, Type::FloatSetPredicate, "FSETP_IMM"),
|
|
INST("010010110110----", Id::ISETP_C, Type::IntegerSetPredicate, "ISETP_C"),
|
|
INST("010110110110----", Id::ISETP_R, Type::IntegerSetPredicate, "ISETP_R"),
|
|
INST("0011011-0110----", Id::ISETP_IMM, Type::IntegerSetPredicate, "ISETP_IMM"),
|
|
INST("010110110101----", Id::ISET_R, Type::IntegerSet, "ISET_R"),
|
|
INST("010010110101----", Id::ISET_C, Type::IntegerSet, "ISET_C"),
|
|
INST("0011011-0101----", Id::ISET_IMM, Type::IntegerSet, "ISET_IMM"),
|
|
INST("0101000010001---", Id::PSET, Type::PredicateSetRegister, "PSET"),
|
|
INST("0101000010010---", Id::PSETP, Type::PredicateSetPredicate, "PSETP"),
|
|
INST("010100001010----", Id::CSETP, Type::PredicateSetPredicate, "CSETP"),
|
|
INST("0011100-11110---", Id::R2P_IMM, Type::RegisterSetPredicate, "R2P_IMM"),
|
|
INST("0011011-00------", Id::XMAD_IMM, Type::Xmad, "XMAD_IMM"),
|
|
INST("0100111---------", Id::XMAD_CR, Type::Xmad, "XMAD_CR"),
|
|
INST("010100010-------", Id::XMAD_RC, Type::Xmad, "XMAD_RC"),
|
|
INST("0101101100------", Id::XMAD_RR, Type::Xmad, "XMAD_RR"),
|
|
};
|
|
#undef INST
|
|
std::stable_sort(table.begin(), table.end(), [](const auto& a, const auto& b) {
|
|
// If a matcher has more bits in its mask it is more specific, so it
|
|
// should come first.
|
|
return std::bitset<16>(a.GetMask()).count() > std::bitset<16>(b.GetMask()).count();
|
|
});
|
|
|
|
return table;
|
|
}
|
|
};
|
|
|
|
} // namespace Tegra::Shader
|