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shader: Decode SUST and implement backing image functionality

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This commit is contained in:
ReinUsesLisp 2019-04-27 02:07:18 -03:00
parent 007ffbef1c
commit 06c4ce8645
10 changed files with 284 additions and 3 deletions
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66
src/video_core/engines/shader_bytecode.h
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@ -126,6 +126,15 @@ union Sampler {
u64 value{};
};
union Image {
Image() = default;
constexpr explicit Image(u64 value) : value{value} {}
BitField<36, 13, u64> index;
u64 value;
};
} // namespace Tegra::Shader
namespace std {
@ -344,6 +353,26 @@ enum class TextureMiscMode : u64 {
PTP,
};
enum class SurfaceDataMode : u64 {
P = 0,
D_BA = 1,
};
enum class OutOfBoundsStore : u64 {
Ignore = 0,
Clamp = 1,
Trap = 2,
};
enum class ImageType : u64 {
Texture1D = 0,
TextureBuffer = 1,
Texture1DArray = 2,
Texture2D = 3,
Texture2DArray = 4,
Texture3D = 5,
};
enum class IsberdMode : u64 {
None = 0,
Patch = 1,
@ -398,7 +427,7 @@ enum class LmemLoadCacheManagement : u64 {
CV = 3,
};
enum class LmemStoreCacheManagement : u64 {
enum class StoreCacheManagement : u64 {
Default = 0,
CG = 1,
CS = 2,
@ -811,7 +840,7 @@ union Instruction {
} ld_l;
union {
BitField<44, 2, LmemStoreCacheManagement> cache_management;
BitField<44, 2, StoreCacheManagement> cache_management;
} st_l;
union {
@ -1294,6 +1323,35 @@ union Instruction {
}
} tlds;
union {
BitField<24, 2, StoreCacheManagement> cache_management;
BitField<33, 3, ImageType> image_type;
BitField<49, 2, OutOfBoundsStore> out_of_bounds_store;
BitField<51, 1, u64> is_immediate;
BitField<52, 1, SurfaceDataMode> mode;
BitField<20, 3, StoreType> store_data_layout;
BitField<20, 4, u64> component_mask_selector;
bool IsComponentEnabled(std::size_t component) const {
ASSERT(mode == SurfaceDataMode::P);
constexpr u8 R = 0b0001;
constexpr u8 G = 0b0010;
constexpr u8 B = 0b0100;
constexpr u8 A = 0b1000;
constexpr std::array<u8, 16> mask = {
0, (R), (G), (R | G), (B), (R | B),
(G | B), (R | G | B), (A), (R | A), (G | A), (R | G | A),
(B | A), (R | B | A), (G | B | A), (R | G | B | A)};
return std::bitset<4>{mask.at(component_mask_selector)}.test(component);
}
StoreType GetStoreDataLayout() const {
ASSERT(mode == SurfaceDataMode::D_BA);
return store_data_layout;
}
} sust;
union {
BitField<20, 24, u64> target;
BitField<5, 1, u64> constant_buffer;
@ -1385,6 +1443,7 @@ union Instruction {
Attribute attribute;
Sampler sampler;
Image image;
u64 value;
};
@ -1428,6 +1487,7 @@ public:
TLD4S, // Texture Load 4 with scalar / non - vec4 source / destinations
TMML_B, // Texture Mip Map Level
TMML, // Texture Mip Map Level
SUST, // Surface Store
EXIT,
IPA,
OUT_R, // Emit vertex/primitive
@ -1558,6 +1618,7 @@ public:
Synch,
Memory,
Texture,
Image,
FloatSet,
FloatSetPredicate,
IntegerSet,
@ -1703,6 +1764,7 @@ private:
INST("1101111100------", Id::TLD4S, Type::Texture, "TLD4S"),
INST("110111110110----", Id::TMML_B, Type::Texture, "TMML_B"),
INST("1101111101011---", Id::TMML, Type::Texture, "TMML"),
INST("11101011001-----", Id::SUST, Type::Image, "SUST"),
INST("11100000--------", Id::IPA, Type::Trivial, "IPA"),
INST("1111101111100---", Id::OUT_R, Type::Trivial, "OUT_R"),
INST("1110111111010---", Id::ISBERD, Type::Trivial, "ISBERD"),