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glasm: Use storage buffers instead of global memory when possible

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This commit is contained in:
ReinUsesLisp 2021-05-26 18:32:59 -03:00 committed by ameerj
parent f58f79c85d
commit adb591a757
17 changed files with 503 additions and 437 deletions
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1
src/shader_recompiler/CMakeLists.txt
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@ -4,7 +4,6 @@ add_library(shader_recompiler STATIC
backend/glasm/emit_context.h
backend/glasm/emit_glasm.cpp
backend/glasm/emit_glasm.h
backend/glasm/emit_glasm_atomic.cpp
backend/glasm/emit_glasm_barriers.cpp
backend/glasm/emit_glasm_bitwise_conversion.cpp
backend/glasm/emit_glasm_composite.cpp

13
src/shader_recompiler/backend/glasm/emit_context.cpp
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@ -7,6 +7,7 @@
#include "shader_recompiler/backend/bindings.h"
#include "shader_recompiler/backend/glasm/emit_context.h"
#include "shader_recompiler/frontend/ir/program.h"
#include "shader_recompiler/profile.h"
namespace Shader::Backend::GLASM {
namespace {
@ -40,13 +41,21 @@ EmitContext::EmitContext(IR::Program& program, Bindings& bindings, const Profile
Add("CBUFFER c{}[]={{program.buffer[{}]}};", desc.index, cbuf_index);
++cbuf_index;
}
u32 ssbo_index{};
for (const auto& desc : info.storage_buffers_descriptors) {
if (desc.count != 1) {
throw NotImplementedException("Storage buffer descriptor array");
}
if (runtime_info.glasm_use_storage_buffers) {
Add("STORAGE ssbo{}[]={{program.storage[{}]}};", ssbo_index, bindings.storage_buffer);
++bindings.storage_buffer;
++ssbo_index;
}
}
if (const size_t num = info.storage_buffers_descriptors.size(); num > 0) {
Add("PARAM c[{}]={{program.local[0..{}]}};", num, num - 1);
if (!runtime_info.glasm_use_storage_buffers) {
if (const size_t num = info.storage_buffers_descriptors.size(); num > 0) {
Add("PARAM c[{}]={{program.local[0..{}]}};", num, num - 1);
}
}
stage = program.stage;
switch (program.stage) {

5
src/shader_recompiler/backend/glasm/emit_glasm.h
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@ -15,9 +15,10 @@ namespace Shader::Backend::GLASM {
[[nodiscard]] std::string EmitGLASM(const Profile& profile, const RuntimeInfo& runtime_info,
IR::Program& program, Bindings& bindings);
[[nodiscard]] inline std::string EmitGLASM(const Profile& profile, IR::Program& program) {
[[nodiscard]] inline std::string EmitGLASM(const Profile& profile, const RuntimeInfo& runtime_info,
IR::Program& program) {
Bindings binding;
return EmitGLASM(profile, {}, program, binding);
return EmitGLASM(profile, runtime_info, program, binding);
}
} // namespace Shader::Backend::GLASM

351
src/shader_recompiler/backend/glasm/emit_glasm_atomic.cpp
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@ -1,351 +0,0 @@
// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "shader_recompiler/backend/glasm/emit_context.h"
#include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
#include "shader_recompiler/frontend/ir/value.h"
namespace Shader::Backend::GLASM {
namespace {
void StorageOp(EmitContext& ctx, const IR::Value& binding, ScalarU32 offset,
std::string_view then_expr, std::string_view else_expr = {}) {
// Operate on bindless SSBO, call the expression with bounds checking
// address = c[binding].xy
// length = c[binding].z
const u32 sb_binding{binding.U32()};
ctx.Add("PK64.U DC,c[{}];" // pointer = address
"CVT.U64.U32 DC.z,{};" // offset = uint64_t(offset)
"ADD.U64 DC.x,DC.x,DC.z;" // pointer += offset
"SLT.U.CC RC.x,{},c[{}].z;", // cc = offset < length
sb_binding, offset, offset, sb_binding);
if (else_expr.empty()) {
ctx.Add("IF NE.x;{}ENDIF;", then_expr);
} else {
ctx.Add("IF NE.x;{}ELSE;{}ENDIF;", then_expr, else_expr);
}
}
template <typename ValueType>
void Atom(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, ScalarU32 offset,
ValueType value, std::string_view operation, std::string_view size) {
const Register ret{ctx.reg_alloc.Define(inst)};
StorageOp(ctx, binding, offset,
fmt::format("ATOM.{}.{} {},{},DC.x;", operation, size, ret, value));
}
} // namespace
void EmitSharedAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.ADD.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicSMin32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarS32 value) {
ctx.Add("ATOMS.MIN.S32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicUMin32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.MIN.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicSMax32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarS32 value) {
ctx.Add("ATOMS.MAX.S32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicUMax32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.MAX.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicInc32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.IWRAP.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicDec32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.DWRAP.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicAnd32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.AND.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicOr32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.OR.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicXor32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.XOR.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicExchange32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.EXCH.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicExchange64(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
Register value) {
ctx.LongAdd("ATOMS.EXCH.U64 {}.x,{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitStorageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "ADD", "U32");
}
void EmitStorageAtomicSMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarS32 value) {
Atom(ctx, inst, binding, offset, value, "MIN", "S32");
}
void EmitStorageAtomicUMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "MIN", "U32");
}
void EmitStorageAtomicSMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarS32 value) {
Atom(ctx, inst, binding, offset, value, "MAX", "S32");
}
void EmitStorageAtomicUMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "MAX", "U32");
}
void EmitStorageAtomicInc32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "IWRAP", "U32");
}
void EmitStorageAtomicDec32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "DWRAP", "U32");
}
void EmitStorageAtomicAnd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "AND", "U32");
}
void EmitStorageAtomicOr32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "OR", "U32");
}
void EmitStorageAtomicXor32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "XOR", "U32");
}
void EmitStorageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "EXCH", "U32");
}
void EmitStorageAtomicIAdd64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "ADD", "U64");
}
void EmitStorageAtomicSMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MIN", "S64");
}
void EmitStorageAtomicUMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MIN", "U64");
}
void EmitStorageAtomicSMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MAX", "S64");
}
void EmitStorageAtomicUMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MAX", "U64");
}
void EmitStorageAtomicAnd64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "AND", "U64");
}
void EmitStorageAtomicOr64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "OR", "U64");
}
void EmitStorageAtomicXor64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "XOR", "U64");
}
void EmitStorageAtomicExchange64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "EXCH", "U64");
}
void EmitStorageAtomicAddF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarF32 value) {
Atom(ctx, inst, binding, offset, value, "ADD", "F32");
}
void EmitStorageAtomicAddF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "ADD", "F16x2");
}
void EmitStorageAtomicAddF32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
throw NotImplementedException("GLASM instruction");
}
void EmitStorageAtomicMinF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MIN", "F16x2");
}
void EmitStorageAtomicMinF32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
throw NotImplementedException("GLASM instruction");
}
void EmitStorageAtomicMaxF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MAX", "F16x2");
}
void EmitStorageAtomicMaxF32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicIAdd32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMin32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMin32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMax32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMax32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicInc32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicDec32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAnd32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicOr32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicXor32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicExchange32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicIAdd64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMin64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMin64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMax64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMax64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicInc64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicDec64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAnd64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicOr64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicXor64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicExchange64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAddF32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAddF16x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAddF32x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMinF16x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMinF32x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMaxF16x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMaxF32x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
} // namespace Shader::Backend::GLASM

380
src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp
View File

@ -8,6 +8,7 @@
#include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
#include "shader_recompiler/frontend/ir/program.h"
#include "shader_recompiler/frontend/ir/value.h"
#include "shader_recompiler/profile.h"
namespace Shader::Backend::GLASM {
namespace {
@ -29,7 +30,7 @@ void StorageOp(EmitContext& ctx, const IR::Value& binding, ScalarU32 offset,
}
}
void GlobalStorageOp(EmitContext& ctx, Register address, std::string_view then_expr,
void GlobalStorageOp(EmitContext& ctx, Register address, bool pointer_based, std::string_view expr,
std::string_view else_expr = {}) {
const size_t num_buffers{ctx.info.storage_buffers_descriptors.size()};
for (size_t index = 0; index < num_buffers; ++index) {
@ -44,14 +45,22 @@ void GlobalStorageOp(EmitContext& ctx, Register address, std::string_view then_e
"SGE.U64 RC.x,{}.x,DC.x;" // a = input_addr >= ssbo_addr ? -1 : 1
"SLT.U64 RC.y,{}.x,DC.y;" // b = input_addr < ssbo_end ? -1 : 1
"AND.U.CC RC.x,RC.x,RC.y;"
"IF NE.x;" // a && b
"SUB.U64 DC.x,{}.x,DC.x;" // offset = input_addr - ssbo_addr
"PK64.U DC.y,c[{}];" // host_ssbo = cbuf
"ADD.U64 DC.x,DC.x,DC.y;" // host_addr = host_ssbo + offset
"{}"
"ELSE;",
"IF NE.x;" // a && b
"SUB.U64 DC.x,{}.x,DC.x;", // offset = input_addr - ssbo_addr
ssbo.cbuf_index, ssbo.cbuf_offset, ssbo.cbuf_index, ssbo.cbuf_offset + 8, address,
address, address, index, then_expr);
address, address);
if (pointer_based) {
ctx.Add("PK64.U DC.y,c[{}];" // host_ssbo = cbuf
"ADD.U64 DC.x,DC.x,DC.y;" // host_addr = host_ssbo + offset
"{}"
"ELSE;",
index, expr);
} else {
ctx.Add("CVT.U32.U64 RC.x,DC.x;"
"{},ssbo{}[RC.x];"
"ELSE;",
expr, index);
}
}
if (!else_expr.empty()) {
ctx.Add("{}", else_expr);
@ -64,25 +73,54 @@ void GlobalStorageOp(EmitContext& ctx, Register address, std::string_view then_e
template <typename ValueType>
void Write(EmitContext& ctx, const IR::Value& binding, ScalarU32 offset, ValueType value,
std::string_view size) {
StorageOp(ctx, binding, offset, fmt::format("STORE.{} {},DC.x;", size, value));
if (ctx.runtime_info.glasm_use_storage_buffers) {
ctx.Add("STB.{} {},ssbo{}[{}];", size, value, binding.U32(), offset);
} else {
StorageOp(ctx, binding, offset, fmt::format("STORE.{} {},DC.x;", size, value));
}
}
void Load(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, ScalarU32 offset,
std::string_view size) {
const Register ret{ctx.reg_alloc.Define(inst)};
StorageOp(ctx, binding, offset, fmt::format("LOAD.{} {},DC.x;", size, ret),
fmt::format("MOV.U {},{{0,0,0,0}};", ret));
if (ctx.runtime_info.glasm_use_storage_buffers) {
ctx.Add("LDB.{} {},ssbo{}[{}];", size, ret, binding.U32(), offset);
} else {
StorageOp(ctx, binding, offset, fmt::format("LOAD.{} {},DC.x;", size, ret),
fmt::format("MOV.U {},{{0,0,0,0}};", ret));
}
}
template <typename ValueType>
void GlobalWrite(EmitContext& ctx, Register address, ValueType value, std::string_view size) {
GlobalStorageOp(ctx, address, fmt::format("STORE.{} {},DC.x;", size, value));
if (ctx.runtime_info.glasm_use_storage_buffers) {
GlobalStorageOp(ctx, address, false, fmt::format("STB.{} {}", size, value));
} else {
GlobalStorageOp(ctx, address, true, fmt::format("STORE.{} {},DC.x;", size, value));
}
}
void GlobalLoad(EmitContext& ctx, IR::Inst& inst, Register address, std::string_view size) {
const Register ret{ctx.reg_alloc.Define(inst)};
GlobalStorageOp(ctx, address, fmt::format("LOAD.{} {},DC.x;", size, ret),
fmt::format("MOV.S {},0;", ret));
if (ctx.runtime_info.glasm_use_storage_buffers) {
GlobalStorageOp(ctx, address, false, fmt::format("LDB.{} {}", size, ret));
} else {
GlobalStorageOp(ctx, address, true, fmt::format("LOAD.{} {},DC.x;", size, ret),
fmt::format("MOV.S {},0;", ret));
}
}
template <typename ValueType>
void Atom(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, ScalarU32 offset,
ValueType value, std::string_view operation, std::string_view size) {
const Register ret{ctx.reg_alloc.Define(inst)};
if (ctx.runtime_info.glasm_use_storage_buffers) {
ctx.Add("ATOMB.{}.{} {},{},ssbo{}[{}];", operation, size, ret, value, binding.U32(),
offset);
} else {
StorageOp(ctx, binding, offset,
fmt::format("ATOM.{}.{} {},{},DC.x;", operation, size, ret, value));
}
}
} // Anonymous namespace
@ -212,4 +250,318 @@ void EmitWriteStorage128(EmitContext& ctx, const IR::Value& binding, ScalarU32 o
Write(ctx, binding, offset, value, "U32X4");
}
void EmitSharedAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.ADD.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicSMin32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarS32 value) {
ctx.Add("ATOMS.MIN.S32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicUMin32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.MIN.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicSMax32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarS32 value) {
ctx.Add("ATOMS.MAX.S32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicUMax32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.MAX.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicInc32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.IWRAP.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicDec32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.DWRAP.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicAnd32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.AND.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicOr32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.OR.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicXor32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.XOR.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicExchange32(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
ScalarU32 value) {
ctx.Add("ATOMS.EXCH.U32 {},{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitSharedAtomicExchange64(EmitContext& ctx, IR::Inst& inst, ScalarU32 pointer_offset,
Register value) {
ctx.LongAdd("ATOMS.EXCH.U64 {}.x,{},shared_mem[{}];", inst, value, pointer_offset);
}
void EmitStorageAtomicIAdd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "ADD", "U32");
}
void EmitStorageAtomicSMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarS32 value) {
Atom(ctx, inst, binding, offset, value, "MIN", "S32");
}
void EmitStorageAtomicUMin32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "MIN", "U32");
}
void EmitStorageAtomicSMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarS32 value) {
Atom(ctx, inst, binding, offset, value, "MAX", "S32");
}
void EmitStorageAtomicUMax32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "MAX", "U32");
}
void EmitStorageAtomicInc32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "IWRAP", "U32");
}
void EmitStorageAtomicDec32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "DWRAP", "U32");
}
void EmitStorageAtomicAnd32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "AND", "U32");
}
void EmitStorageAtomicOr32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "OR", "U32");
}
void EmitStorageAtomicXor32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "XOR", "U32");
}
void EmitStorageAtomicExchange32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarU32 value) {
Atom(ctx, inst, binding, offset, value, "EXCH", "U32");
}
void EmitStorageAtomicIAdd64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "ADD", "U64");
}
void EmitStorageAtomicSMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MIN", "S64");
}
void EmitStorageAtomicUMin64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MIN", "U64");
}
void EmitStorageAtomicSMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MAX", "S64");
}
void EmitStorageAtomicUMax64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MAX", "U64");
}
void EmitStorageAtomicAnd64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "AND", "U64");
}
void EmitStorageAtomicOr64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "OR", "U64");
}
void EmitStorageAtomicXor64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "XOR", "U64");
}
void EmitStorageAtomicExchange64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "EXCH", "U64");
}
void EmitStorageAtomicAddF32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, ScalarF32 value) {
Atom(ctx, inst, binding, offset, value, "ADD", "F32");
}
void EmitStorageAtomicAddF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "ADD", "F16x2");
}
void EmitStorageAtomicAddF32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
throw NotImplementedException("GLASM instruction");
}
void EmitStorageAtomicMinF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MIN", "F16x2");
}
void EmitStorageAtomicMinF32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
throw NotImplementedException("GLASM instruction");
}
void EmitStorageAtomicMaxF16x2(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
ScalarU32 offset, Register value) {
Atom(ctx, inst, binding, offset, value, "MAX", "F16x2");
}
void EmitStorageAtomicMaxF32x2([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] ScalarU32 offset, [[maybe_unused]] Register value) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicIAdd32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMin32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMin32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMax32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMax32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicInc32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicDec32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAnd32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicOr32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicXor32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicExchange32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicIAdd64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMin64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMin64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicSMax64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicUMax64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicInc64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicDec64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAnd64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicOr64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicXor64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicExchange64(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAddF32(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAddF16x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicAddF32x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMinF16x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMinF32x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMaxF16x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
void EmitGlobalAtomicMaxF32x2(EmitContext&) {
throw NotImplementedException("GLASM instruction");
}
} // namespace Shader::Backend::GLASM

3
src/shader_recompiler/profile.h
View File

@ -111,7 +111,10 @@ struct RuntimeInfo {
std::optional<CompareFunction> alpha_test_func;
float alpha_test_reference{};
// Static y negate value
bool y_negate{};
// Use storage buffers instead of global pointers on GLASM
bool glasm_use_storage_buffers{};
std::vector<TransformFeedbackVarying> xfb_varyings;
};

26
src/video_core/renderer_opengl/gl_buffer_cache.cpp
View File

@ -195,7 +195,12 @@ void BufferCacheRuntime::BindComputeUniformBuffer(u32 binding_index, Buffer& buf
void BufferCacheRuntime::BindStorageBuffer(size_t stage, u32 binding_index, Buffer& buffer,
u32 offset, u32 size, bool is_written) {
if (use_assembly_shaders) {
if (use_storage_buffers) {
const GLuint base_binding = graphics_base_storage_bindings[stage];
const GLuint binding = base_binding + binding_index;
glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding, buffer.Handle(),
static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size));
} else {
const BindlessSSBO ssbo{
.address = buffer.HostGpuAddr() + offset,
.length = static_cast<GLsizei>(size),
@ -204,17 +209,19 @@ void BufferCacheRuntime::BindStorageBuffer(size_t stage, u32 binding_index, Buff
buffer.MakeResident(is_written ? GL_READ_WRITE : GL_READ_ONLY);
glProgramLocalParametersI4uivNV(PROGRAM_LUT[stage], binding_index, 1,
reinterpret_cast<const GLuint*>(&ssbo));
} else {
const GLuint base_binding = graphics_base_storage_bindings[stage];
const GLuint binding = base_binding + binding_index;
glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding, buffer.Handle(),
static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size));
}
}
void BufferCacheRuntime::BindComputeStorageBuffer(u32 binding_index, Buffer& buffer, u32 offset,
u32 size, bool is_written) {
if (use_assembly_shaders) {
if (use_storage_buffers) {
if (size != 0) {
glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding_index, buffer.Handle(),
static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size));
} else {
glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding_index, 0, 0, 0);
}
} else {
const BindlessSSBO ssbo{
.address = buffer.HostGpuAddr() + offset,
.length = static_cast<GLsizei>(size),
@ -223,11 +230,6 @@ void BufferCacheRuntime::BindComputeStorageBuffer(u32 binding_index, Buffer& buf
buffer.MakeResident(is_written ? GL_READ_WRITE : GL_READ_ONLY);
glProgramLocalParametersI4uivNV(GL_COMPUTE_PROGRAM_NV, binding_index, 1,
reinterpret_cast<const GLuint*>(&ssbo));
} else if (size == 0) {
glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding_index, 0, 0, 0);
} else {
glBindBufferRange(GL_SHADER_STORAGE_BUFFER, binding_index, buffer.Handle(),
static_cast<GLintptr>(offset), static_cast<GLsizeiptr>(size));
}
}

6
src/video_core/renderer_opengl/gl_buffer_cache.h
View File

@ -147,6 +147,10 @@ public:
image_handles = image_handles_;
}
void SetEnableStorageBuffers(bool use_storage_buffers_) {
use_storage_buffers = use_storage_buffers_;
}
private:
static constexpr std::array PABO_LUT{
GL_VERTEX_PROGRAM_PARAMETER_BUFFER_NV, GL_TESS_CONTROL_PROGRAM_PARAMETER_BUFFER_NV,
@ -160,6 +164,8 @@ private:
bool use_assembly_shaders = false;
bool has_unified_vertex_buffers = false;
bool use_storage_buffers = false;
u32 max_attributes = 0;
std::array<GLuint, 5> graphics_base_uniform_bindings{};

42
src/video_core/renderer_opengl/gl_compute_pipeline.cpp
View File

@ -17,6 +17,15 @@ using VideoCommon::ImageId;
constexpr u32 MAX_TEXTURES = 64;
constexpr u32 MAX_IMAGES = 16;
template <typename Range>
u32 AccumulateCount(const Range& range) {
u32 num{};
for (const auto& desc : range) {
num += desc.count;
}
return num;
}
size_t ComputePipelineKey::Hash() const noexcept {
return static_cast<size_t>(
Common::CityHash64(reinterpret_cast<const char*>(this), sizeof *this));
@ -26,31 +35,31 @@ bool ComputePipelineKey::operator==(const ComputePipelineKey& rhs) const noexcep
return std::memcmp(this, &rhs, sizeof *this) == 0;
}
ComputePipeline::ComputePipeline(TextureCache& texture_cache_, BufferCache& buffer_cache_,
Tegra::MemoryManager& gpu_memory_,
ComputePipeline::ComputePipeline(const Device& device, TextureCache& texture_cache_,
BufferCache& buffer_cache_, Tegra::MemoryManager& gpu_memory_,
Tegra::Engines::KeplerCompute& kepler_compute_,
ProgramManager& program_manager_, const Shader::Info& info_,
OGLProgram source_program_, OGLAssemblyProgram assembly_program_)
: texture_cache{texture_cache_}, buffer_cache{buffer_cache_}, gpu_memory{gpu_memory_},
kepler_compute{kepler_compute_}, program_manager{program_manager_}, info{info_},
source_program{std::move(source_program_)}, assembly_program{std::move(assembly_program_)} {
for (const auto& desc : info.texture_buffer_descriptors) {
num_texture_buffers += desc.count;
}
for (const auto& desc : info.image_buffer_descriptors) {
num_image_buffers += desc.count;
}
u32 num_textures = num_texture_buffers;
for (const auto& desc : info.texture_descriptors) {
num_textures += desc.count;
}
num_texture_buffers = AccumulateCount(info.texture_buffer_descriptors);
num_image_buffers = AccumulateCount(info.image_buffer_descriptors);
const u32 num_textures{num_texture_buffers + AccumulateCount(info.texture_descriptors)};
ASSERT(num_textures <= MAX_TEXTURES);
u32 num_images = num_image_buffers;
for (const auto& desc : info.image_descriptors) {
num_images += desc.count;
}
const u32 num_images{num_image_buffers + AccumulateCount(info.image_descriptors)};
ASSERT(num_images <= MAX_IMAGES);
const bool is_glasm{assembly_program.handle != 0};
const u32 num_storage_buffers{AccumulateCount(info.storage_buffers_descriptors)};
use_storage_buffers =
!is_glasm || num_storage_buffers < device.GetMaxGLASMStorageBufferBlocks();
writes_global_memory = !use_storage_buffers &&
std::ranges::any_of(info.storage_buffers_descriptors,
[](const auto& desc) { return desc.is_written; });
}
void ComputePipeline::Configure() {
@ -150,6 +159,7 @@ void ComputePipeline::Configure() {
buffer_cache.UpdateComputeBuffers();
buffer_cache.runtime.SetEnableStorageBuffers(use_storage_buffers);
buffer_cache.runtime.SetImagePointers(textures.data(), images.data());
buffer_cache.BindHostComputeBuffers();

12
src/video_core/renderer_opengl/gl_compute_pipeline.h
View File

@ -28,6 +28,7 @@ struct Info;
namespace OpenGL {
class Device;
class ProgramManager;
struct ComputePipelineKey {
@ -49,14 +50,18 @@ static_assert(std::is_trivially_constructible_v<ComputePipelineKey>);
class ComputePipeline {
public:
explicit ComputePipeline(TextureCache& texture_cache_, BufferCache& buffer_cache_,
Tegra::MemoryManager& gpu_memory_,
explicit ComputePipeline(const Device& device, TextureCache& texture_cache_,
BufferCache& buffer_cache_, Tegra::MemoryManager& gpu_memory_,
Tegra::Engines::KeplerCompute& kepler_compute_,
ProgramManager& program_manager_, const Shader::Info& info_,
OGLProgram source_program_, OGLAssemblyProgram assembly_program_);
void Configure();
[[nodiscard]] bool WritesGlobalMemory() const noexcept {
return writes_global_memory;
}
private:
TextureCache& texture_cache;
BufferCache& buffer_cache;
@ -70,6 +75,9 @@ private:
u32 num_texture_buffers{};
u32 num_image_buffers{};
bool use_storage_buffers{};
bool writes_global_memory{};
};
} // namespace OpenGL

18
src/video_core/renderer_opengl/gl_device.cpp
View File

@ -135,13 +135,13 @@ Device::Device() {
"Beta driver 443.24 is known to have issues. There might be performance issues.");
disable_fast_buffer_sub_data = true;
}
max_uniform_buffers = BuildMaxUniformBuffers();
uniform_buffer_alignment = GetInteger<size_t>(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT);
shader_storage_alignment = GetInteger<size_t>(GL_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT);
max_vertex_attributes = GetInteger<u32>(GL_MAX_VERTEX_ATTRIBS);
max_varyings = GetInteger<u32>(GL_MAX_VARYING_VECTORS);
max_compute_shared_memory_size = GetInteger<u32>(GL_MAX_COMPUTE_SHARED_MEMORY_SIZE);
max_glasm_storage_buffer_blocks = GetInteger<u32>(GL_MAX_VERTEX_SHADER_STORAGE_BLOCKS);
has_warp_intrinsics = GLAD_GL_NV_gpu_shader5 && GLAD_GL_NV_shader_thread_group &&
GLAD_GL_NV_shader_thread_shuffle;
has_shader_ballot = GLAD_GL_ARB_shader_ballot;
@ -236,22 +236,6 @@ std::string Device::GetVendorName() const {
return vendor_name;
}
Device::Device(std::nullptr_t) {
max_uniform_buffers.fill(std::numeric_limits<u32>::max());
uniform_buffer_alignment = 4;
shader_storage_alignment = 4;
max_vertex_attributes = 16;
max_varyings = 15;
max_compute_shared_memory_size = 0x10000;
has_warp_intrinsics = true;
has_shader_ballot = true;
has_vertex_viewport_layer = true;
has_image_load_formatted = true;
has_texture_shadow_lod = true;
has_variable_aoffi = true;
has_depth_buffer_float = true;
}
bool Device::TestVariableAoffi() {
return TestProgram(R"(#version 430 core
// This is a unit test, please ignore me on apitrace bug reports.

6
src/video_core/renderer_opengl/gl_device.h
View File

@ -13,7 +13,6 @@ namespace OpenGL {
class Device {
public:
explicit Device();
explicit Device(std::nullptr_t);
[[nodiscard]] std::string GetVendorName() const;
@ -41,6 +40,10 @@ public:
return max_compute_shared_memory_size;
}
u32 GetMaxGLASMStorageBufferBlocks() const {
return max_glasm_storage_buffer_blocks;
}
bool HasWarpIntrinsics() const {
return has_warp_intrinsics;
}
@ -124,6 +127,7 @@ private:
u32 max_vertex_attributes{};
u32 max_varyings{};
u32 max_compute_shared_memory_size{};
u32 max_glasm_storage_buffer_blocks{};
bool has_warp_intrinsics{};
bool has_shader_ballot{};
bool has_vertex_viewport_layer{};

19
src/video_core/renderer_opengl/gl_graphics_pipeline.cpp
View File

@ -25,7 +25,7 @@ constexpr u32 MAX_TEXTURES = 64;
constexpr u32 MAX_IMAGES = 8;
template <typename Range>
u32 AccumulateCount(Range&& range) {
u32 AccumulateCount(const Range& range) {
u32 num{};
for (const auto& desc : range) {
num += desc.count;
@ -70,8 +70,8 @@ bool GraphicsPipelineKey::operator==(const GraphicsPipelineKey& rhs) const noexc
return std::memcmp(this, &rhs, Size()) == 0;
}
GraphicsPipeline::GraphicsPipeline(TextureCache& texture_cache_, BufferCache& buffer_cache_,
Tegra::MemoryManager& gpu_memory_,
GraphicsPipeline::GraphicsPipeline(const Device& device, TextureCache& texture_cache_,
BufferCache& buffer_cache_, Tegra::MemoryManager& gpu_memory_,
Tegra::Engines::Maxwell3D& maxwell3d_,
ProgramManager& program_manager_, StateTracker& state_tracker_,
OGLProgram program_,
@ -90,6 +90,7 @@ GraphicsPipeline::GraphicsPipeline(TextureCache& texture_cache_, BufferCache& bu
}
u32 num_textures{};
u32 num_images{};
u32 num_storage_buffers{};
for (size_t stage = 0; stage < base_uniform_bindings.size(); ++stage) {
const auto& info{stage_infos[stage]};
if (stage < 4) {
@ -109,11 +110,20 @@ GraphicsPipeline::GraphicsPipeline(TextureCache& texture_cache_, BufferCache& bu
num_textures += AccumulateCount(info.texture_descriptors);
num_images += AccumulateCount(info.image_descriptors);
num_storage_buffers += AccumulateCount(info.storage_buffers_descriptors);
writes_global_memory |= std::ranges::any_of(
info.storage_buffers_descriptors, [](const auto& desc) { return desc.is_written; });
}
ASSERT(num_textures <= MAX_TEXTURES);
ASSERT(num_images <= MAX_IMAGES);
if (assembly_programs[0].handle != 0 && xfb_state) {
const bool assembly_shaders{assembly_programs[0].handle != 0};
use_storage_buffers =
!assembly_shaders || num_storage_buffers <= device.GetMaxGLASMStorageBufferBlocks();
writes_global_memory &= !use_storage_buffers;
if (assembly_shaders && xfb_state) {
GenerateTransformFeedbackState(*xfb_state);
}
}
@ -137,6 +147,7 @@ void GraphicsPipeline::Configure(bool is_indexed) {
buffer_cache.runtime.SetBaseUniformBindings(base_uniform_bindings);
buffer_cache.runtime.SetBaseStorageBindings(base_storage_bindings);
buffer_cache.runtime.SetEnableStorageBuffers(use_storage_buffers);
const auto& regs{maxwell3d.regs};
const bool via_header_index{regs.sampler_index == Maxwell::SamplerIndex::ViaHeaderIndex};

12
src/video_core/renderer_opengl/gl_graphics_pipeline.h
View File

@ -20,6 +20,7 @@
namespace OpenGL {
class Device;
class ProgramManager;
using Maxwell = Tegra::Engines::Maxwell3D::Regs;
@ -60,8 +61,8 @@ static_assert(std::is_trivially_constructible_v<GraphicsPipelineKey>);
class GraphicsPipeline {
public:
explicit GraphicsPipeline(TextureCache& texture_cache_, BufferCache& buffer_cache_,
Tegra::MemoryManager& gpu_memory_,
explicit GraphicsPipeline(const Device& device, TextureCache& texture_cache_,
BufferCache& buffer_cache_, Tegra::MemoryManager& gpu_memory_,
Tegra::Engines::Maxwell3D& maxwell3d_,
ProgramManager& program_manager_, StateTracker& state_tracker_,
OGLProgram program_,
@ -77,6 +78,10 @@ public:
}
}
[[nodiscard]] bool WritesGlobalMemory() const noexcept {
return writes_global_memory;
}
private:
void GenerateTransformFeedbackState(const VideoCommon::TransformFeedbackState& xfb_state);
@ -99,6 +104,9 @@ private:
std::array<u32, 5> num_texture_buffers{};
std::array<u32, 5> num_image_buffers{};
bool use_storage_buffers{};
bool writes_global_memory{};
static constexpr std::size_t XFB_ENTRY_STRIDE = 3;
GLsizei num_xfb_attribs{};
GLsizei num_xfb_strides{};

13
src/video_core/renderer_opengl/gl_rasterizer.cpp
View File

@ -268,19 +268,21 @@ void RasterizerOpenGL::Draw(bool is_indexed, bool is_instanced) {
EndTransformFeedback();
++num_queued_commands;
has_written_global_memory |= pipeline->WritesGlobalMemory();
gpu.TickWork();
}
void RasterizerOpenGL::DispatchCompute() {
ComputePipeline* const program{shader_cache.CurrentComputePipeline()};
if (!program) {
ComputePipeline* const pipeline{shader_cache.CurrentComputePipeline()};
if (!pipeline) {
return;
}
program->Configure();
pipeline->Configure();
const auto& qmd{kepler_compute.launch_description};
glDispatchCompute(qmd.grid_dim_x, qmd.grid_dim_y, qmd.grid_dim_z);
++num_queued_commands;
has_written_global_memory |= pipeline->WritesGlobalMemory();
}
void RasterizerOpenGL::ResetCounter(VideoCore::QueryType type) {
@ -449,9 +451,8 @@ void RasterizerOpenGL::FlushCommands() {
// Make sure memory stored from the previous GL command stream is visible
// This is only needed on assembly shaders where we write to GPU memory with raw pointers
// TODO: Call this only when NV_shader_buffer_load or NV_shader_buffer_store have been used
// and prefer using NV_shader_storage_buffer_object when possible
if (Settings::values.use_assembly_shaders.GetValue()) {
if (has_written_global_memory) {
has_written_global_memory = false;
glMemoryBarrier(GL_BUFFER_UPDATE_BARRIER_BIT);
}
glFlush();

3
src/video_core/renderer_opengl/gl_rasterizer.h
View File

@ -225,7 +225,8 @@ private:
std::array<GLuint, MAX_IMAGES> image_handles{};
/// Number of commands queued to the OpenGL driver. Resetted on flush.
std::size_t num_queued_commands = 0;
size_t num_queued_commands = 0;
bool has_written_global_memory = false;
u32 last_clip_distance_mask = 0;
};

30
src/video_core/renderer_opengl/gl_shader_cache.cpp
View File

@ -157,7 +157,8 @@ GLenum AssemblyStage(size_t stage_index) {
}
Shader::RuntimeInfo MakeRuntimeInfo(const GraphicsPipelineKey& key,
const Shader::IR::Program& program) {
const Shader::IR::Program& program,
bool glasm_use_storage_buffers) {
Shader::RuntimeInfo info;
switch (program.stage) {
case Shader::Stage::TessellationEval:
@ -220,6 +221,7 @@ Shader::RuntimeInfo MakeRuntimeInfo(const GraphicsPipelineKey& key,
info.input_topology = Shader::InputTopology::TrianglesAdjacency;
break;
}
info.glasm_use_storage_buffers = glasm_use_storage_buffers;
return info;
}
@ -435,7 +437,8 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
ShaderPools& pools, const GraphicsPipelineKey& key, std::span<Shader::Environment* const> envs,
bool build_in_parallel) {
LOG_INFO(Render_OpenGL, "0x{:016x}", key.Hash());
size_t env_index{0};
size_t env_index{};
u32 total_storage_buffers{};
std::array<Shader::IR::Program, Maxwell::MaxShaderProgram> programs;
for (size_t index = 0; index < Maxwell::MaxShaderProgram; ++index) {
if (key.unique_hashes[index] == 0) {
@ -447,7 +450,14 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
const u32 cfg_offset{static_cast<u32>(env.StartAddress() + sizeof(Shader::ProgramHeader))};
Shader::Maxwell::Flow::CFG cfg(env, pools.flow_block, cfg_offset);
programs[index] = TranslateProgram(pools.inst, pools.block, env, cfg);
for (const auto& desc : programs[index].info.storage_buffers_descriptors) {
total_storage_buffers += desc.count;
}
}
const u32 glasm_storage_buffer_limit{device.GetMaxGLASMStorageBufferBlocks()};
const bool glasm_use_storage_buffers{total_storage_buffers <= glasm_storage_buffer_limit};
std::array<const Shader::Info*, Maxwell::MaxShaderStage> infos{};
OGLProgram source_program;
@ -466,7 +476,7 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
const size_t stage_index{index - 1};
infos[stage_index] = &program.info;
const Shader::RuntimeInfo runtime_info{MakeRuntimeInfo(key, program)};
const auto runtime_info{MakeRuntimeInfo(key, program, glasm_use_storage_buffers)};
if (device.UseAssemblyShaders()) {
const std::string code{EmitGLASM(profile, runtime_info, program, binding)};
assembly_programs[stage_index] = CompileProgram(code, AssemblyStage(stage_index));
@ -479,7 +489,7 @@ std::unique_ptr<GraphicsPipeline> ShaderCache::CreateGraphicsPipeline(
LinkProgram(source_program.handle);
}
return std::make_unique<GraphicsPipeline>(
texture_cache, buffer_cache, gpu_memory, maxwell3d, program_manager, state_tracker,
device, texture_cache, buffer_cache, gpu_memory, maxwell3d, program_manager, state_tracker,
std::move(source_program), std::move(assembly_programs), infos,
key.xfb_enabled != 0 ? &key.xfb_state : nullptr);
}
@ -508,10 +518,18 @@ std::unique_ptr<ComputePipeline> ShaderCache::CreateComputePipeline(ShaderPools&
Shader::Maxwell::Flow::CFG cfg{env, pools.flow_block, env.StartAddress()};
Shader::IR::Program program{TranslateProgram(pools.inst, pools.block, env, cfg)};
u32 num_storage_buffers{};
for (const auto& desc : program.info.storage_buffers_descriptors) {
num_storage_buffers += desc.count;
}
Shader::RuntimeInfo info;
info.glasm_use_storage_buffers = num_storage_buffers <= device.GetMaxGLASMStorageBufferBlocks();
OGLAssemblyProgram asm_program;
OGLProgram source_program;
if (device.UseAssemblyShaders()) {
const std::string code{EmitGLASM(profile, program)};
const std::string code{EmitGLASM(profile, info, program)};
asm_program = CompileProgram(code, GL_COMPUTE_PROGRAM_NV);
} else {
const std::vector<u32> code{EmitSPIRV(profile, program)};
@ -519,7 +537,7 @@ std::unique_ptr<ComputePipeline> ShaderCache::CreateComputePipeline(ShaderPools&
AddShader(GL_COMPUTE_SHADER, source_program.handle, code);
LinkProgram(source_program.handle);
}
return std::make_unique<ComputePipeline>(texture_cache, buffer_cache, gpu_memory,
return std::make_unique<ComputePipeline>(device, texture_cache, buffer_cache, gpu_memory,
kepler_compute, program_manager, program.info,
std::move(source_program), std::move(asm_program));
}