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gl_shader_cache: Specialize shared memory size 

Shared memory was being declared with an undefined size. Specialize from
guest GPU parameters the compute shader's shared memory size.
This commit is contained in:
ReinUsesLisp 2019-11-12 23:39:45 -03:00
parent 4f5d8e4342
commit dbeb523879
No known key found for this signature in database
GPG Key ID: 2DFC508897B39CFE
5 changed files with 25 additions and 29 deletions
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2
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@ -731,7 +731,7 @@ void RasterizerOpenGL::DispatchCompute(GPUVAddr code_addr) {
const auto& launch_desc = system.GPU().KeplerCompute().launch_description;
const ProgramVariant variant(launch_desc.block_dim_x, launch_desc.block_dim_y,
launch_desc.block_dim_z);
launch_desc.block_dim_z, launch_desc.shared_alloc);
std::tie(state.draw.shader_program, std::ignore) = kernel->GetHandle(variant);
state.draw.program_pipeline = 0;

7
src/video_core/renderer_opengl/gl_shader_cache.cpp
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@ -8,7 +8,9 @@
#include <thread>
#include <unordered_set>
#include <boost/functional/hash.hpp>
#include "common/alignment.h"
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/scope_exit.h"
#include "core/core.h"
#include "core/frontend/emu_window.h"
@ -322,6 +324,11 @@ CachedProgram BuildShader(const Device& device, u64 unique_identifier, ProgramTy
source +=
fmt::format("layout (local_size_x = {}, local_size_y = {}, local_size_z = {}) in;\n",
variant.block_x, variant.block_y, variant.block_z);
if (variant.shared_memory_size > 0) {
source += fmt::format("shared uint smem[{}];",
Common::AlignUp(variant.shared_memory_size, 4) / 4);
}
}
source += '\n';

23
src/video_core/renderer_opengl/gl_shader_decompiler.cpp
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@ -223,7 +223,7 @@ private:
Type type{};
};
constexpr const char* GetTypeString(Type type) {
const char* GetTypeString(Type type) {
switch (type) {
case Type::Bool:
return "bool";
@ -243,7 +243,7 @@ constexpr const char* GetTypeString(Type type) {
}
}
constexpr const char* GetImageTypeDeclaration(Tegra::Shader::ImageType image_type) {
const char* GetImageTypeDeclaration(Tegra::Shader::ImageType image_type) {
switch (image_type) {
case Tegra::Shader::ImageType::Texture1D:
return "1D";
@ -522,13 +522,6 @@ private:
code.AddNewLine();
}
void DeclareSharedMemory() {
if (stage != ProgramType::Compute) {
return;
}
code.AddLine("shared uint {}[];", GetSharedMemory());
}
void DeclareInternalFlags() {
for (u32 flag = 0; flag < static_cast<u32>(InternalFlag::Amount); flag++) {
const auto flag_code = static_cast<InternalFlag>(flag);
@ -867,9 +860,7 @@ private:
}
if (const auto smem = std::get_if<SmemNode>(&*node)) {
return {
fmt::format("{}[{} >> 2]", GetSharedMemory(), Visit(smem->GetAddress()).AsUint()),
Type::Uint};
return {fmt::format("smem[{} >> 2]", Visit(smem->GetAddress()).AsUint()), Type::Uint};
}
if (const auto internal_flag = std::get_if<InternalFlagNode>(&*node)) {
@ -1245,9 +1236,7 @@ private:
Type::Uint};
} else if (const auto smem = std::get_if<SmemNode>(&*dest)) {
ASSERT(stage == ProgramType::Compute);
target = {
fmt::format("{}[{} >> 2]", GetSharedMemory(), Visit(smem->GetAddress()).AsUint()),
Type::Uint};
target = {fmt::format("smem[{} >> 2]", Visit(smem->GetAddress()).AsUint()), Type::Uint};
} else if (const auto gmem = std::get_if<GmemNode>(&*dest)) {
const std::string real = Visit(gmem->GetRealAddress()).AsUint();
const std::string base = Visit(gmem->GetBaseAddress()).AsUint();
@ -2170,10 +2159,6 @@ private:
return "lmem_" + suffix;
}
std::string GetSharedMemory() const {
return fmt::format("smem_{}", suffix);
}
std::string GetInternalFlag(InternalFlag flag) const {
constexpr std::array InternalFlagNames = {"zero_flag", "sign_flag", "carry_flag",
"overflow_flag"};

4
src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
View File

@ -52,11 +52,11 @@ struct BindlessSamplerKey {
Tegra::Engines::SamplerDescriptor sampler{};
};
constexpr u32 NativeVersion = 7;
constexpr u32 NativeVersion = 8;
// Making sure sizes doesn't change by accident
static_assert(sizeof(BaseBindings) == 16);
static_assert(sizeof(ProgramVariant) == 28);
static_assert(sizeof(ProgramVariant) == 32);
ShaderCacheVersionHash GetShaderCacheVersionHash() {
ShaderCacheVersionHash hash{};

18
src/video_core/renderer_opengl/gl_shader_disk_cache.h
View File

@ -64,9 +64,10 @@ struct ProgramVariant final {
: base_bindings{base_bindings}, primitive_mode{primitive_mode} {}
/// Compute constructor.
explicit constexpr ProgramVariant(u32 block_x, u32 block_y, u32 block_z) noexcept
: block_x{block_x}, block_y{static_cast<u16>(block_y)}, block_z{static_cast<u16>(block_z)} {
}
explicit constexpr ProgramVariant(u32 block_x, u32 block_y, u32 block_z,
u32 shared_memory_size) noexcept
: block_x{block_x}, block_y{static_cast<u16>(block_y)}, block_z{static_cast<u16>(block_z)},
shared_memory_size{shared_memory_size} {}
// Graphics specific parameters.
BaseBindings base_bindings{};
@ -76,11 +77,13 @@ struct ProgramVariant final {
u32 block_x{};
u16 block_y{};
u16 block_z{};
u32 shared_memory_size{};
bool operator==(const ProgramVariant& rhs) const noexcept {
return std::tie(base_bindings, primitive_mode, block_x, block_y, block_z) ==
std::tie(rhs.base_bindings, rhs.primitive_mode, rhs.block_x, rhs.block_y,
rhs.block_z);
return std::tie(base_bindings, primitive_mode, block_x, block_y, block_z,
shared_memory_size) == std::tie(rhs.base_bindings, rhs.primitive_mode,
rhs.block_x, rhs.block_y, rhs.block_z,
rhs.shared_memory_size);
}
bool operator!=(const ProgramVariant& rhs) const noexcept {
@ -129,7 +132,8 @@ struct hash<OpenGL::ProgramVariant> {
(static_cast<std::size_t>(variant.primitive_mode) << 6) ^
static_cast<std::size_t>(variant.block_x) ^
(static_cast<std::size_t>(variant.block_y) << 32) ^
(static_cast<std::size_t>(variant.block_z) << 48);
(static_cast<std::size_t>(variant.block_z) << 48) ^
(static_cast<std::size_t>(variant.shared_memory_size) << 16);
}
};