diff options
Diffstat (limited to 'src/shader_recompiler/backend/glasm')
9 files changed, 152 insertions, 55 deletions
diff --git a/src/shader_recompiler/backend/glasm/emit_context.h b/src/shader_recompiler/backend/glasm/emit_context.h index a59acbf6c..37663c1c8 100644 --- a/src/shader_recompiler/backend/glasm/emit_context.h +++ b/src/shader_recompiler/backend/glasm/emit_context.h @@ -30,6 +30,13 @@ public: } template <typename... Args> + void LongAdd(const char* format_str, IR::Inst& inst, Args&&... args) { + code += fmt::format(format_str, reg_alloc.LongDefine(inst), std::forward<Args>(args)...); + // TODO: Remove this + code += '\n'; + } + + template <typename... Args> void Add(const char* format_str, Args&&... args) { code += fmt::format(format_str, std::forward<Args>(args)...); // TODO: Remove this diff --git a/src/shader_recompiler/backend/glasm/emit_glasm.cpp b/src/shader_recompiler/backend/glasm/emit_glasm.cpp index 842ec157d..9db6eb4a0 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm.cpp +++ b/src/shader_recompiler/backend/glasm/emit_glasm.cpp @@ -42,7 +42,11 @@ template <bool scalar> struct RegWrapper { RegWrapper(EmitContext& ctx, Value value) : reg_alloc{ctx.reg_alloc}, allocated{value.type != Type::Register} { - reg = allocated ? reg_alloc.AllocReg() : Register{value}; + if (allocated) { + reg = value.type == Type::F64 ? reg_alloc.AllocLongReg() : reg_alloc.AllocReg(); + } else { + reg = Register{value}; + } switch (value.type) { case Type::Register: break; @@ -55,6 +59,9 @@ struct RegWrapper { case Type::F32: ctx.Add("MOV.F {}.x,{};", reg, value.imm_f32); break; + case Type::F64: + ctx.Add("MOV.F64 {}.x,{};", reg, value.imm_f64); + break; } } ~RegWrapper() { @@ -162,10 +169,12 @@ std::string EmitGLASM(const Profile&, IR::Program& program, Bindings&) { for (size_t index = 0; index < ctx.reg_alloc.NumUsedRegisters(); ++index) { header += fmt::format("R{},", index); } - header += "RC;"; - if (!program.info.storage_buffers_descriptors.empty()) { - header += "LONG TEMP LC;"; + header += "RC;" + "LONG TEMP "; + for (size_t index = 0; index < ctx.reg_alloc.NumUsedLongRegisters(); ++index) { + header += fmt::format("D{},", index); } + header += "DC;"; ctx.code.insert(0, header); ctx.code += "END"; return ctx.code; diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_bitwise_conversion.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_bitwise_conversion.cpp index 918d82375..eb6140954 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm_bitwise_conversion.cpp +++ b/src/shader_recompiler/backend/glasm/emit_glasm_bitwise_conversion.cpp @@ -72,4 +72,12 @@ void EmitUnpackHalf2x16(EmitContext& ctx, IR::Inst& inst, Register value) { ctx.Add("UP2H {}.xy,{}.x;", inst, value); } +void EmitPackDouble2x32(EmitContext& ctx, IR::Inst& inst, Register value) { + ctx.LongAdd("PK64 {}.x,{};", inst, value); +} + +void EmitUnpackDouble2x32(EmitContext& ctx, IR::Inst& inst, Register value) { + ctx.Add("UP64 {}.xy,{}.x;", inst, value); +} + } // namespace Shader::Backend::GLASM diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp index fed6503c6..2b9a210aa 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp +++ b/src/shader_recompiler/backend/glasm/emit_glasm_floating_point.cpp @@ -10,7 +10,8 @@ namespace Shader::Backend::GLASM { -void EmitFPAbs16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] Register value) { +void EmitFPAbs16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst, + [[maybe_unused]] Register value) { throw NotImplementedException("GLASM instruction"); } @@ -18,8 +19,8 @@ void EmitFPAbs32(EmitContext& ctx, IR::Inst& inst, ScalarF32 value) { ctx.Add("MOV.F {}.x,|{}|;", inst, value); } -void EmitFPAbs64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] Register value) { - throw NotImplementedException("GLASM instruction"); +void EmitFPAbs64(EmitContext& ctx, IR::Inst& inst, ScalarF64 value) { + ctx.LongAdd("MOV.F64 {}.x,|{}|;", inst, value); } void EmitFPAdd16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst, @@ -31,9 +32,8 @@ void EmitFPAdd32(EmitContext& ctx, IR::Inst& inst, ScalarF32 a, ScalarF32 b) { ctx.Add("ADD.F {}.x,{},{};", inst, a, b); } -void EmitFPAdd64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst, - [[maybe_unused]] Register a, [[maybe_unused]] Register b) { - throw NotImplementedException("GLASM instruction"); +void EmitFPAdd64(EmitContext& ctx, IR::Inst& inst, ScalarF64 a, ScalarF64 b) { + ctx.LongAdd("ADD.F64 {}.x,{},{};", inst, a, b); } void EmitFPFma16([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst, @@ -94,8 +94,8 @@ void EmitFPNeg32(EmitContext& ctx, IR::Inst& inst, ScalarRegister value) { ctx.Add("MOV.F {}.x,-{};", inst, value); } -void EmitFPNeg64([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] Register value) { - throw NotImplementedException("GLASM instruction"); +void EmitFPNeg64(EmitContext& ctx, IR::Inst& inst, Register value) { + ctx.LongAdd("MOV.F64 {}.x,-{};", inst, value); } void EmitFPSin([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] ScalarF32 value) { diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_instructions.h b/src/shader_recompiler/backend/glasm/emit_glasm_instructions.h index cb1067dc9..ab1e08215 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm_instructions.h +++ b/src/shader_recompiler/backend/glasm/emit_glasm_instructions.h @@ -202,20 +202,20 @@ void EmitPackFloat2x16(EmitContext& ctx, Register value); void EmitUnpackFloat2x16(EmitContext& ctx, Register value); void EmitPackHalf2x16(EmitContext& ctx, IR::Inst& inst, Register value); void EmitUnpackHalf2x16(EmitContext& ctx, IR::Inst& inst, Register value); -void EmitPackDouble2x32(EmitContext& ctx, Register value); -void EmitUnpackDouble2x32(EmitContext& ctx, Register value); +void EmitPackDouble2x32(EmitContext& ctx, IR::Inst& inst, Register value); +void EmitUnpackDouble2x32(EmitContext& ctx, IR::Inst& inst, Register value); void EmitGetZeroFromOp(EmitContext& ctx); void EmitGetSignFromOp(EmitContext& ctx); void EmitGetCarryFromOp(EmitContext& ctx); void EmitGetOverflowFromOp(EmitContext& ctx); void EmitGetSparseFromOp(EmitContext& ctx); void EmitGetInBoundsFromOp(EmitContext& ctx); -void EmitFPAbs16(EmitContext& ctx, Register value); +void EmitFPAbs16(EmitContext& ctx, IR::Inst& inst, Register value); void EmitFPAbs32(EmitContext& ctx, IR::Inst& inst, ScalarF32 value); -void EmitFPAbs64(EmitContext& ctx, Register value); +void EmitFPAbs64(EmitContext& ctx, IR::Inst& inst, ScalarF64 value); void EmitFPAdd16(EmitContext& ctx, IR::Inst& inst, Register a, Register b); void EmitFPAdd32(EmitContext& ctx, IR::Inst& inst, ScalarF32 a, ScalarF32 b); -void EmitFPAdd64(EmitContext& ctx, IR::Inst& inst, Register a, Register b); +void EmitFPAdd64(EmitContext& ctx, IR::Inst& inst, ScalarF64 a, ScalarF64 b); void EmitFPFma16(EmitContext& ctx, IR::Inst& inst, Register a, Register b, Register c); void EmitFPFma32(EmitContext& ctx, IR::Inst& inst, ScalarF32 a, ScalarF32 b, ScalarF32 c); void EmitFPFma64(EmitContext& ctx, IR::Inst& inst, Register a, Register b, Register c); @@ -228,7 +228,7 @@ void EmitFPMul32(EmitContext& ctx, IR::Inst& inst, ScalarF32 a, ScalarF32 b); void EmitFPMul64(EmitContext& ctx, IR::Inst& inst, Register a, Register b); void EmitFPNeg16(EmitContext& ctx, Register value); void EmitFPNeg32(EmitContext& ctx, IR::Inst& inst, ScalarRegister value); -void EmitFPNeg64(EmitContext& ctx, Register value); +void EmitFPNeg64(EmitContext& ctx, IR::Inst& inst, Register value); void EmitFPSin(EmitContext& ctx, ScalarF32 value); void EmitFPCos(EmitContext& ctx, ScalarF32 value); void EmitFPExp2(EmitContext& ctx, ScalarF32 value); diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp index 8ef0f7c17..0c6a6e1c8 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp +++ b/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp @@ -17,9 +17,9 @@ void StorageOp(EmitContext& ctx, const IR::Value& binding, ScalarU32 offset, // address = c[binding].xy // length = c[binding].z const u32 sb_binding{binding.U32()}; - ctx.Add("PK64.U LC,c[{}];" // pointer = address - "CVT.U64.U32 LC.z,{};" // offset = uint64_t(offset) - "ADD.U64 LC.x,LC.x,LC.z;" // pointer += offset + 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()) { @@ -32,13 +32,13 @@ void StorageOp(EmitContext& ctx, const IR::Value& binding, ScalarU32 offset, template <typename ValueType> void Store(EmitContext& ctx, const IR::Value& binding, ScalarU32 offset, ValueType value, std::string_view size) { - StorageOp(ctx, binding, offset, fmt::format("STORE.{} {},LC.x;", size, value)); + 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("STORE.{} {},LC.x;", size, ret), + StorageOp(ctx, binding, offset, fmt::format("STORE.{} {},DC.x;", size, ret), fmt::format("MOV.U {},{{0,0,0,0}};", ret)); } } // Anonymous namespace diff --git a/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp b/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp index 03464524e..f3baf33af 100644 --- a/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp +++ b/src/shader_recompiler/backend/glasm/emit_glasm_not_implemented.cpp @@ -281,14 +281,6 @@ void EmitSelectF64(EmitContext& ctx, ScalarS32 cond, Register true_value, Regist NotImplemented(); } -void EmitPackDouble2x32(EmitContext& ctx, Register value) { - NotImplemented(); -} - -void EmitUnpackDouble2x32(EmitContext& ctx, Register value) { - NotImplemented(); -} - void EmitGetZeroFromOp(EmitContext& ctx) { NotImplemented(); } diff --git a/src/shader_recompiler/backend/glasm/reg_alloc.cpp b/src/shader_recompiler/backend/glasm/reg_alloc.cpp index 030b48d83..82b627500 100644 --- a/src/shader_recompiler/backend/glasm/reg_alloc.cpp +++ b/src/shader_recompiler/backend/glasm/reg_alloc.cpp @@ -14,12 +14,11 @@ namespace Shader::Backend::GLASM { Register RegAlloc::Define(IR::Inst& inst) { - const Id id{Alloc()}; - inst.SetDefinition<Id>(id); - Register ret; - ret.type = Type::Register; - ret.id = id; - return ret; + return Define(inst, false); +} + +Register RegAlloc::LongDefine(IR::Inst& inst) { + return Define(inst, true); } Value RegAlloc::Consume(const IR::Value& value) { @@ -40,6 +39,10 @@ Value RegAlloc::Consume(const IR::Value& value) { ret.type = Type::F32; ret.imm_f32 = value.F32(); break; + case IR::Type::F64: + ret.type = Type::F64; + ret.imm_f64 = value.F64(); + break; default: throw NotImplementedException("Immediate type {}", value.Type()); } @@ -49,7 +52,14 @@ Value RegAlloc::Consume(const IR::Value& value) { Register RegAlloc::AllocReg() { Register ret; ret.type = Type::Register; - ret.id = Alloc(); + ret.id = Alloc(false); + return ret; +} + +Register RegAlloc::AllocLongReg() { + Register ret; + ret.type = Type::Register; + ret.id = Alloc(true); return ret; } @@ -57,6 +67,15 @@ void RegAlloc::FreeReg(Register reg) { Free(reg.id); } +Register RegAlloc::Define(IR::Inst& inst, bool is_long) { + const Id id{Alloc(is_long)}; + inst.SetDefinition<Id>(id); + Register ret; + ret.type = Type::Register; + ret.id = id; + return ret; +} + Value RegAlloc::Consume(IR::Inst& inst) { const Id id{inst.Definition<Id>()}; inst.DestructiveRemoveUsage(); @@ -69,18 +88,23 @@ Value RegAlloc::Consume(IR::Inst& inst) { return ret; } -Id RegAlloc::Alloc() { - for (size_t reg = 0; reg < NUM_REGS; ++reg) { - if (register_use[reg]) { - continue; +Id RegAlloc::Alloc(bool is_long) { + size_t& num_regs{is_long ? num_used_long_registers : num_used_registers}; + std::bitset<NUM_REGS>& use{is_long ? long_register_use : register_use}; + if (num_used_registers + num_used_long_registers < NUM_REGS) { + for (size_t reg = 0; reg < NUM_REGS; ++reg) { + if (use[reg]) { + continue; + } + num_regs = std::max(num_regs, reg + 1); + use[reg] = true; + Id ret{}; + ret.index.Assign(static_cast<u32>(reg)); + ret.is_long.Assign(is_long ? 1 : 0); + ret.is_spill.Assign(0); + ret.is_condition_code.Assign(0); + return ret; } - num_used_registers = std::max(num_used_registers, reg + 1); - register_use[reg] = true; - Id ret{}; - ret.index.Assign(static_cast<u32>(reg)); - ret.is_spill.Assign(0); - ret.is_condition_code.Assign(0); - return ret; } throw NotImplementedException("Register spilling"); } @@ -89,7 +113,11 @@ void RegAlloc::Free(Id id) { if (id.is_spill != 0) { throw NotImplementedException("Free spill"); } - register_use[id.index] = false; + if (id.is_long != 0) { + long_register_use[id.index] = false; + } else { + register_use[id.index] = false; + } } } // namespace Shader::Backend::GLASM diff --git a/src/shader_recompiler/backend/glasm/reg_alloc.h b/src/shader_recompiler/backend/glasm/reg_alloc.h index 6a238afa9..f1899eae1 100644 --- a/src/shader_recompiler/backend/glasm/reg_alloc.h +++ b/src/shader_recompiler/backend/glasm/reg_alloc.h @@ -27,12 +27,14 @@ enum class Type : u32 { U32, S32, F32, + F64, }; struct Id { union { u32 raw; - BitField<0, 30, u32> index; + BitField<0, 29, u32> index; + BitField<29, 1, u32> is_long; BitField<30, 1, u32> is_spill; BitField<31, 1, u32> is_condition_code; }; @@ -53,6 +55,7 @@ struct Value { u32 imm_u32; s32 imm_s32; f32 imm_f32; + f64 imm_f64; }; bool operator==(const Value& rhs) const noexcept { @@ -68,6 +71,8 @@ struct Value { return imm_s32 == rhs.imm_s32; case Type::F32: return Common::BitCast<u32>(imm_f32) == Common::BitCast<u32>(rhs.imm_f32); + case Type::F64: + return Common::BitCast<u64>(imm_f64) == Common::BitCast<u64>(rhs.imm_f64); } return false; } @@ -80,6 +85,7 @@ struct ScalarRegister : Value {}; struct ScalarU32 : Value {}; struct ScalarS32 : Value {}; struct ScalarF32 : Value {}; +struct ScalarF64 : Value {}; class RegAlloc { public: @@ -87,9 +93,13 @@ public: Register Define(IR::Inst& inst); + Register LongDefine(IR::Inst& inst); + Value Consume(const IR::Value& value); - Register AllocReg(); + [[nodiscard]] Register AllocReg(); + + [[nodiscard]] Register AllocLongReg(); void FreeReg(Register reg); @@ -97,19 +107,27 @@ public: return num_used_registers; } + [[nodiscard]] size_t NumUsedLongRegisters() const noexcept { + return num_used_long_registers; + } + private: static constexpr size_t NUM_REGS = 4096; static constexpr size_t NUM_ELEMENTS = 4; + Register Define(IR::Inst& inst, bool is_long); + Value Consume(IR::Inst& inst); - Id Alloc(); + Id Alloc(bool is_long); void Free(Id id); EmitContext& ctx; size_t num_used_registers{}; + size_t num_used_long_registers{}; std::bitset<NUM_REGS> register_use{}; + std::bitset<NUM_REGS> long_register_use{}; }; template <bool scalar, typename FormatContext> @@ -121,9 +139,17 @@ auto FormatTo(FormatContext& ctx, Id id) { throw NotImplementedException("Spill emission"); } if constexpr (scalar) { - return fmt::format_to(ctx.out(), "R{}.x", id.index.Value()); + if (id.is_long != 0) { + return fmt::format_to(ctx.out(), "D{}.x", id.index.Value()); + } else { + return fmt::format_to(ctx.out(), "R{}.x", id.index.Value()); + } } else { - return fmt::format_to(ctx.out(), "R{}", id.index.Value()); + if (id.is_long != 0) { + return fmt::format_to(ctx.out(), "D{}", id.index.Value()); + } else { + return fmt::format_to(ctx.out(), "R{}", id.index.Value()); + } } } @@ -184,6 +210,8 @@ struct fmt::formatter<Shader::Backend::GLASM::ScalarU32> { return fmt::format_to(ctx.out(), "{}", static_cast<u32>(value.imm_s32)); case Shader::Backend::GLASM::Type::F32: return fmt::format_to(ctx.out(), "{}", Common::BitCast<u32>(value.imm_f32)); + case Shader::Backend::GLASM::Type::F64: + break; } throw Shader::InvalidArgument("Invalid value type {}", value.type); } @@ -205,6 +233,8 @@ struct fmt::formatter<Shader::Backend::GLASM::ScalarS32> { return fmt::format_to(ctx.out(), "{}", value.imm_s32); case Shader::Backend::GLASM::Type::F32: return fmt::format_to(ctx.out(), "{}", Common::BitCast<s32>(value.imm_f32)); + case Shader::Backend::GLASM::Type::F64: + break; } throw Shader::InvalidArgument("Invalid value type {}", value.type); } @@ -226,6 +256,29 @@ struct fmt::formatter<Shader::Backend::GLASM::ScalarF32> { return fmt::format_to(ctx.out(), "{}", Common::BitCast<s32>(value.imm_s32)); case Shader::Backend::GLASM::Type::F32: return fmt::format_to(ctx.out(), "{}", value.imm_f32); + case Shader::Backend::GLASM::Type::F64: + break; + } + throw Shader::InvalidArgument("Invalid value type {}", value.type); + } +}; + +template <> +struct fmt::formatter<Shader::Backend::GLASM::ScalarF64> { + constexpr auto parse(format_parse_context& ctx) { + return ctx.begin(); + } + template <typename FormatContext> + auto format(const Shader::Backend::GLASM::ScalarF64& value, FormatContext& ctx) { + switch (value.type) { + case Shader::Backend::GLASM::Type::Register: + return Shader::Backend::GLASM::FormatTo<true>(ctx, value.id); + case Shader::Backend::GLASM::Type::U32: + case Shader::Backend::GLASM::Type::S32: + case Shader::Backend::GLASM::Type::F32: + break; + case Shader::Backend::GLASM::Type::F64: + return format_to(ctx.out(), "{}", value.imm_f64); } throw Shader::InvalidArgument("Invalid value type {}", value.type); } |