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Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/backend/glsl/emit_glsl_memory.cpp | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/src/shader_recompiler/backend/glsl/emit_glsl_memory.cpp b/src/shader_recompiler/backend/glsl/emit_glsl_memory.cpp new file mode 100644 index 000000000..e3957491f --- /dev/null +++ b/src/shader_recompiler/backend/glsl/emit_glsl_memory.cpp @@ -0,0 +1,202 @@ +// 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" +#include "shader_recompiler/backend/glsl/emit_glsl_instructions.h" +#include "shader_recompiler/frontend/ir/value.h" +#include "shader_recompiler/profile.h" + +namespace Shader::Backend::GLSL { +namespace { +constexpr char cas_loop[]{"for(;;){{uint old_value={};uint " + "cas_result=atomicCompSwap({},old_value,bitfieldInsert({},{},{},{}));" + "if(cas_result==old_value){{break;}}}}"}; + +void SsboWriteCas(EmitContext& ctx, const IR::Value& binding, std::string_view offset_var, + std::string_view value, std::string_view bit_offset, u32 num_bits) { + const auto ssbo{fmt::format("{}_ssbo{}[{}>>2]", ctx.stage_name, binding.U32(), offset_var)}; + ctx.Add(cas_loop, ssbo, ssbo, ssbo, value, bit_offset, num_bits); +} +} // Anonymous namespace + +void EmitLoadGlobalU8(EmitContext&) { + NotImplemented(); +} + +void EmitLoadGlobalS8(EmitContext&) { + NotImplemented(); +} + +void EmitLoadGlobalU16(EmitContext&) { + NotImplemented(); +} + +void EmitLoadGlobalS16(EmitContext&) { + NotImplemented(); +} + +void EmitLoadGlobal32(EmitContext& ctx, IR::Inst& inst, std::string_view address) { + if (ctx.profile.support_int64) { + return ctx.AddU32("{}=LoadGlobal32({});", inst, address); + } + LOG_WARNING(Shader_GLSL, "Int64 not supported, ignoring memory operation"); + ctx.AddU32("{}=0u;", inst); +} + +void EmitLoadGlobal64(EmitContext& ctx, IR::Inst& inst, std::string_view address) { + if (ctx.profile.support_int64) { + return ctx.AddU32x2("{}=LoadGlobal64({});", inst, address); + } + LOG_WARNING(Shader_GLSL, "Int64 not supported, ignoring memory operation"); + ctx.AddU32x2("{}=uvec2(0);", inst); +} + +void EmitLoadGlobal128(EmitContext& ctx, IR::Inst& inst, std::string_view address) { + if (ctx.profile.support_int64) { + return ctx.AddU32x4("{}=LoadGlobal128({});", inst, address); + } + LOG_WARNING(Shader_GLSL, "Int64 not supported, ignoring memory operation"); + ctx.AddU32x4("{}=uvec4(0);", inst); +} + +void EmitWriteGlobalU8(EmitContext&) { + NotImplemented(); +} + +void EmitWriteGlobalS8(EmitContext&) { + NotImplemented(); +} + +void EmitWriteGlobalU16(EmitContext&) { + NotImplemented(); +} + +void EmitWriteGlobalS16(EmitContext&) { + NotImplemented(); +} + +void EmitWriteGlobal32(EmitContext& ctx, std::string_view address, std::string_view value) { + if (ctx.profile.support_int64) { + return ctx.Add("WriteGlobal32({},{});", address, value); + } + LOG_WARNING(Shader_GLSL, "Int64 not supported, ignoring memory operation"); +} + +void EmitWriteGlobal64(EmitContext& ctx, std::string_view address, std::string_view value) { + if (ctx.profile.support_int64) { + return ctx.Add("WriteGlobal64({},{});", address, value); + } + LOG_WARNING(Shader_GLSL, "Int64 not supported, ignoring memory operation"); +} + +void EmitWriteGlobal128(EmitContext& ctx, std::string_view address, std::string_view value) { + if (ctx.profile.support_int64) { + return ctx.Add("WriteGlobal128({},{});", address, value); + } + LOG_WARNING(Shader_GLSL, "Int64 not supported, ignoring memory operation"); +} + +void EmitLoadStorageU8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, + const IR::Value& offset) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.AddU32("{}=bitfieldExtract({}_ssbo{}[{}>>2],int({}%4)*8,8);", inst, ctx.stage_name, + binding.U32(), offset_var, offset_var); +} + +void EmitLoadStorageS8(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, + const IR::Value& offset) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.AddU32("{}=bitfieldExtract(int({}_ssbo{}[{}>>2]),int({}%4)*8,8);", inst, ctx.stage_name, + binding.U32(), offset_var, offset_var); +} + +void EmitLoadStorageU16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, + const IR::Value& offset) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.AddU32("{}=bitfieldExtract({}_ssbo{}[{}>>2],int(({}>>1)%2)*16,16);", inst, ctx.stage_name, + binding.U32(), offset_var, offset_var); +} + +void EmitLoadStorageS16(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, + const IR::Value& offset) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.AddU32("{}=bitfieldExtract(int({}_ssbo{}[{}>>2]),int(({}>>1)%2)*16,16);", inst, + ctx.stage_name, binding.U32(), offset_var, offset_var); +} + +void EmitLoadStorage32(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, + const IR::Value& offset) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.AddU32("{}={}_ssbo{}[{}>>2];", inst, ctx.stage_name, binding.U32(), offset_var); +} + +void EmitLoadStorage64(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, + const IR::Value& offset) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.AddU32x2("{}=uvec2({}_ssbo{}[{}>>2],{}_ssbo{}[({}+4)>>2]);", inst, ctx.stage_name, + binding.U32(), offset_var, ctx.stage_name, binding.U32(), offset_var); +} + +void EmitLoadStorage128(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, + const IR::Value& offset) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.AddU32x4("{}=uvec4({}_ssbo{}[{}>>2],{}_ssbo{}[({}+4)>>2],{}_ssbo{}[({}+8)>>2],{}_ssbo{}[({}" + "+12)>>2]);", + inst, ctx.stage_name, binding.U32(), offset_var, ctx.stage_name, binding.U32(), + offset_var, ctx.stage_name, binding.U32(), offset_var, ctx.stage_name, + binding.U32(), offset_var); +} + +void EmitWriteStorageU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, + std::string_view value) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + const auto bit_offset{fmt::format("int({}%4)*8", offset_var)}; + SsboWriteCas(ctx, binding, offset_var, value, bit_offset, 8); +} + +void EmitWriteStorageS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, + std::string_view value) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + const auto bit_offset{fmt::format("int({}%4)*8", offset_var)}; + SsboWriteCas(ctx, binding, offset_var, value, bit_offset, 8); +} + +void EmitWriteStorageU16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, + std::string_view value) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + const auto bit_offset{fmt::format("int(({}>>1)%2)*16", offset_var)}; + SsboWriteCas(ctx, binding, offset_var, value, bit_offset, 16); +} + +void EmitWriteStorageS16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, + std::string_view value) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + const auto bit_offset{fmt::format("int(({}>>1)%2)*16", offset_var)}; + SsboWriteCas(ctx, binding, offset_var, value, bit_offset, 16); +} + +void EmitWriteStorage32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, + std::string_view value) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.Add("{}_ssbo{}[{}>>2]={};", ctx.stage_name, binding.U32(), offset_var, value); +} + +void EmitWriteStorage64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, + std::string_view value) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.Add("{}_ssbo{}[{}>>2]={}.x;", ctx.stage_name, binding.U32(), offset_var, value); + ctx.Add("{}_ssbo{}[({}+4)>>2]={}.y;", ctx.stage_name, binding.U32(), offset_var, value); +} + +void EmitWriteStorage128(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset, + std::string_view value) { + const auto offset_var{ctx.var_alloc.Consume(offset)}; + ctx.Add("{}_ssbo{}[{}>>2]={}.x;", ctx.stage_name, binding.U32(), offset_var, value); + ctx.Add("{}_ssbo{}[({}+4)>>2]={}.y;", ctx.stage_name, binding.U32(), offset_var, value); + ctx.Add("{}_ssbo{}[({}+8)>>2]={}.z;", ctx.stage_name, binding.U32(), offset_var, value); + ctx.Add("{}_ssbo{}[({}+12)>>2]={}.w;", ctx.stage_name, binding.U32(), offset_var, value); +} +} // namespace Shader::Backend::GLSL |