suyu/src/shader_recompiler/backend/glsl/emit_glsl_memory.cpp

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// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <string_view>
#include "shader_recompiler/backend/glsl/emit_context.h"
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#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h"
#include "shader_recompiler/frontend/ir/value.h"
namespace Shader::Backend::GLSL {
void EmitLoadStorageU8([[maybe_unused]] EmitContext& ctx, IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32("{}=bitfieldExtract(ssbo{}[{}/4],int({}%4)*8,8);", inst, binding.U32(), offset_var,
offset_var);
}
void EmitLoadStorageS8([[maybe_unused]] EmitContext& ctx, IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddS32("{}=bitfieldExtract(int(ssbo{}[{}/4]),int({}%4)*8,8);", inst, binding.U32(),
offset_var, offset_var);
}
void EmitLoadStorageU16([[maybe_unused]] EmitContext& ctx, IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32("{}=bitfieldExtract(ssbo{}[{}/4],int(({}/2)%2)*16,16);", inst, binding.U32(),
offset_var, offset_var);
}
void EmitLoadStorageS16([[maybe_unused]] EmitContext& ctx, IR::Inst& inst,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddS32("{}=bitfieldExtract(int(ssbo{}[{}/4]),int(({}/2)%2)*16,16);", inst, binding.U32(),
offset_var, offset_var);
}
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void EmitLoadStorage32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32("{}=ssbo{}[{}/4];", inst, binding.U32(), offset_var);
}
void EmitLoadStorage64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32x2("{}=uvec2(ssbo{}[{}/4],ssbo{}[{}/4+1]);", inst, binding.U32(), offset_var,
binding.U32(), offset_var);
}
void EmitLoadStorage128(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding,
const IR::Value& offset) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.AddU32x4("{}=uvec4(ssbo{}[{}/4],ssbo{}[{}/4+1],ssbo{}[{}/4+2],ssbo{}[{}/4+3]);", inst,
binding.U32(), offset_var, binding.U32(), offset_var, binding.U32(), offset_var,
binding.U32(), offset_var);
}
void EmitWriteStorageU8([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset,
[[maybe_unused]] std::string_view value) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.Add("ssbo{}[{}/4]=bitfieldInsert(ssbo{}[{}/4],{},int({}%4)*8,8);", binding.U32(),
offset_var, binding.U32(), offset_var, value, offset_var);
}
void EmitWriteStorageS8([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset,
[[maybe_unused]] std::string_view value) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.Add("ssbo{}[{}/4]=bitfieldInsert(ssbo{}[{}/4],{},int({}%4)*8,8);", binding.U32(),
offset_var, binding.U32(), offset_var, value, offset_var);
}
void EmitWriteStorageU16([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset,
[[maybe_unused]] std::string_view value) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.Add("ssbo{}[{}/4]=bitfieldInsert(ssbo{}[{}/4],{},int(({}/2)%2)*16,16);", binding.U32(),
offset_var, binding.U32(), offset_var, value, offset_var);
}
void EmitWriteStorageS16([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset,
[[maybe_unused]] std::string_view value) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.Add("ssbo{}[{}/4]=bitfieldInsert(ssbo{}[{}/4],{},int(({}/2)%2)*16,16);", binding.U32(),
offset_var, binding.U32(), offset_var, value, offset_var);
}
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void EmitWriteStorage32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
std::string_view value) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.Add("ssbo{}[{}/4]={};", binding.U32(), offset_var, value);
}
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void EmitWriteStorage64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
std::string_view value) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.Add("ssbo{}[{}/4]={}.x;", binding.U32(), offset_var, value);
ctx.Add("ssbo{}[({}/4)+1]={}.y;", binding.U32(), offset_var, value);
}
void EmitWriteStorage128([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] const IR::Value& binding,
[[maybe_unused]] const IR::Value& offset,
[[maybe_unused]] std::string_view value) {
const auto offset_var{ctx.reg_alloc.Consume(offset)};
ctx.Add("ssbo{}[{}/4]={}.x;", binding.U32(), offset_var, value);
ctx.Add("ssbo{}[({}/4)+1]={}.y;", binding.U32(), offset_var, value);
ctx.Add("ssbo{}[({}/4)+2]={}.z;", binding.U32(), offset_var, value);
ctx.Add("ssbo{}[({}/4)+3]={}.w;", binding.U32(), offset_var, value);
}
} // namespace Shader::Backend::GLSL