diff options
Diffstat (limited to 'src/shader_recompiler/frontend/maxwell/translate/impl')
10 files changed, 93 insertions, 38 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h b/src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h index 3da37a2bb..fd73f656c 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/common_encoding.h @@ -46,7 +46,8 @@ inline IR::FmzMode CastFmzMode(FmzMode fmz_mode) { case FmzMode::FTZ: return IR::FmzMode::FTZ; case FmzMode::FMZ: - return IR::FmzMode::FMZ; + // FMZ is manually handled in the instruction + return IR::FmzMode::FTZ; case FmzMode::INVALIDFMZ3: break; } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_add.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_add.cpp index 219ffcc6a..76a807d4e 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_add.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_add.cpp @@ -53,7 +53,7 @@ void FADD(TranslatorVisitor& v, u64 insn, const IR::F32& src_b) { } // Anonymous namespace void TranslatorVisitor::FADD_reg(u64 insn) { - FADD(*this, insn, GetRegFloat20(insn)); + FADD(*this, insn, GetFloatReg20(insn)); } void TranslatorVisitor::FADD_cbuf(u64 insn) { diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_fused_multiply_add.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_fused_multiply_add.cpp index 758700d3c..c2ca0873b 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_fused_multiply_add.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_fused_multiply_add.cpp @@ -51,7 +51,7 @@ void FFMA(TranslatorVisitor& v, u64 insn, const IR::F32& src_b, const IR::F32& s } // Anonymous namespace void TranslatorVisitor::FFMA_reg(u64 insn) { - FFMA(*this, insn, GetRegFloat20(insn), GetRegFloat39(insn)); + FFMA(*this, insn, GetFloatReg20(insn), GetFloatReg39(insn)); } void TranslatorVisitor::FFMA_rc(u64) { @@ -59,7 +59,7 @@ void TranslatorVisitor::FFMA_rc(u64) { } void TranslatorVisitor::FFMA_cr(u64 insn) { - FFMA(*this, insn, GetFloatCbuf(insn), GetRegFloat39(insn)); + FFMA(*this, insn, GetFloatCbuf(insn), GetFloatReg39(insn)); } void TranslatorVisitor::FFMA_imm(u64) { diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp index ba005fbf4..2f8605619 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multi_function.cpp @@ -10,7 +10,7 @@ namespace Shader::Maxwell { namespace { -enum class Operation { +enum class Operation : u64 { Cos = 0, Sin = 1, Ex2 = 2, // Base 2 exponent @@ -39,11 +39,11 @@ void TranslatorVisitor::MUFU(u64 insn) { IR::F32 value{[&]() -> IR::F32 { switch (mufu.operation) { case Operation::Cos: - return ir.FPCosNotReduced(op_a); + return ir.FPCos(op_a); case Operation::Sin: - return ir.FPSinNotReduced(op_a); + return ir.FPSin(op_a); case Operation::Ex2: - return ir.FPExp2NotReduced(op_a); + return ir.FPExp2(op_a); case Operation::Lg2: return ir.FPLog2(op_a); case Operation::Rcp: diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multiply.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multiply.cpp index 5c38d3fc1..edf2cadae 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multiply.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_multiply.cpp @@ -55,9 +55,6 @@ void FMUL(TranslatorVisitor& v, u64 insn, const IR::F32& src_b, FmzMode fmz_mode if (cc) { throw NotImplementedException("FMUL CC"); } - if (sat) { - throw NotImplementedException("FMUL SAT"); - } IR::F32 op_a{v.F(fmul.src_a)}; if (scale != Scale::None) { if (fmz_mode != FmzMode::FTZ || fp_rounding != FpRounding::RN) { @@ -71,7 +68,20 @@ void FMUL(TranslatorVisitor& v, u64 insn, const IR::F32& src_b, FmzMode fmz_mode .rounding{CastFpRounding(fp_rounding)}, .fmz_mode{CastFmzMode(fmz_mode)}, }; - v.F(fmul.dest_reg, v.ir.FPMul(op_a, op_b, fp_control)); + IR::F32 value{v.ir.FPMul(op_a, op_b, fp_control)}; + if (fmz_mode == FmzMode::FMZ && !sat) { + // Do not implement FMZ if SAT is enabled, as it does the logic for us. + // On D3D9 mode, anything * 0 is zero, even NAN and infinity + const IR::F32 zero{v.ir.Imm32(0.0f)}; + const IR::U1 zero_a{v.ir.FPEqual(op_a, zero)}; + const IR::U1 zero_b{v.ir.FPEqual(op_b, zero)}; + const IR::U1 any_zero{v.ir.LogicalOr(zero_a, zero_b)}; + value = IR::F32{v.ir.Select(any_zero, zero, value)}; + } + if (sat) { + value = v.ir.FPSaturate(value); + } + v.F(fmul.dest_reg, value); } void FMUL(TranslatorVisitor& v, u64 insn, const IR::F32& src_b) { @@ -83,27 +93,33 @@ void FMUL(TranslatorVisitor& v, u64 insn, const IR::F32& src_b) { BitField<47, 1, u64> cc; BitField<48, 1, u64> neg_b; BitField<50, 1, u64> sat; - } fmul{insn}; - + } const fmul{insn}; FMUL(v, insn, src_b, fmul.fmz, fmul.fp_rounding, fmul.scale, fmul.sat != 0, fmul.cc != 0, fmul.neg_b != 0); } } // Anonymous namespace void TranslatorVisitor::FMUL_reg(u64 insn) { - return FMUL(*this, insn, GetRegFloat20(insn)); + return FMUL(*this, insn, GetFloatReg20(insn)); } -void TranslatorVisitor::FMUL_cbuf(u64) { - throw NotImplementedException("FMUL (cbuf)"); +void TranslatorVisitor::FMUL_cbuf(u64 insn) { + return FMUL(*this, insn, GetFloatCbuf(insn)); } -void TranslatorVisitor::FMUL_imm(u64) { - throw NotImplementedException("FMUL (imm)"); +void TranslatorVisitor::FMUL_imm(u64 insn) { + return FMUL(*this, insn, GetFloatImm20(insn)); } -void TranslatorVisitor::FMUL32I(u64) { - throw NotImplementedException("FMUL32I"); +void TranslatorVisitor::FMUL32I(u64 insn) { + union { + u64 raw; + BitField<52, 1, u64> cc; + BitField<53, 2, FmzMode> fmz; + BitField<55, 1, u64> sat; + } const fmul32i{insn}; + FMUL(*this, insn, GetFloatImm32(insn), fmul32i.fmz, FpRounding::RN, Scale::None, + fmul32i.sat != 0, fmul32i.cc != 0, false); } } // namespace Shader::Maxwell
\ No newline at end of file diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_range_reduction.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_range_reduction.cpp new file mode 100644 index 000000000..f91b93fad --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/floating_point_range_reduction.cpp @@ -0,0 +1,41 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/bit_field.h" +#include "common/common_types.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" + +namespace Shader::Maxwell { +namespace { +enum class Mode : u64 { + SINCOS, + EX2, +}; + +void RRO(TranslatorVisitor& v, u64 insn, const IR::F32& src) { + union { + u64 raw; + BitField<0, 8, IR::Reg> dest_reg; + BitField<39, 1, Mode> mode; + BitField<45, 1, u64> neg; + BitField<49, 1, u64> abs; + } const rro{insn}; + + v.F(rro.dest_reg, v.ir.FPAbsNeg(src, rro.abs != 0, rro.neg != 0)); +} +} // Anonymous namespace + +void TranslatorVisitor::RRO_reg(u64 insn) { + RRO(*this, insn, GetFloatReg20(insn)); +} + +void TranslatorVisitor::RRO_cbuf(u64 insn) { + RRO(*this, insn, GetFloatCbuf(insn)); +} + +void TranslatorVisitor::RRO_imm(u64) { + throw NotImplementedException("RRO (imm)"); +} + +} // namespace Shader::Maxwell diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp index 165d475b9..a5a0e1a9b 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.cpp @@ -48,11 +48,11 @@ IR::U32 TranslatorVisitor::GetReg39(u64 insn) { return X(reg.index); } -IR::F32 TranslatorVisitor::GetRegFloat20(u64 insn) { +IR::F32 TranslatorVisitor::GetFloatReg20(u64 insn) { return ir.BitCast<IR::F32>(GetReg20(insn)); } -IR::F32 TranslatorVisitor::GetRegFloat39(u64 insn) { +IR::F32 TranslatorVisitor::GetFloatReg39(u64 insn) { return ir.BitCast<IR::F32>(GetReg39(insn)); } @@ -110,6 +110,14 @@ IR::U32 TranslatorVisitor::GetImm32(u64 insn) { return ir.Imm32(static_cast<u32>(imm.value)); } +IR::F32 TranslatorVisitor::GetFloatImm32(u64 insn) { + union { + u64 raw; + BitField<20, 32, u64> value; + } const imm{insn}; + return ir.Imm32(Common::BitCast<f32>(static_cast<u32>(imm.value))); +} + void TranslatorVisitor::SetZFlag(const IR::U1& value) { ir.SetZFlag(value); } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h index 4d4cf2ebf..4e722e205 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/impl.h @@ -304,8 +304,8 @@ public: [[nodiscard]] IR::U32 GetReg8(u64 insn); [[nodiscard]] IR::U32 GetReg20(u64 insn); [[nodiscard]] IR::U32 GetReg39(u64 insn); - [[nodiscard]] IR::F32 GetRegFloat20(u64 insn); - [[nodiscard]] IR::F32 GetRegFloat39(u64 insn); + [[nodiscard]] IR::F32 GetFloatReg20(u64 insn); + [[nodiscard]] IR::F32 GetFloatReg39(u64 insn); [[nodiscard]] IR::U32 GetCbuf(u64 insn); [[nodiscard]] IR::F32 GetFloatCbuf(u64 insn); @@ -314,6 +314,7 @@ public: [[nodiscard]] IR::F32 GetFloatImm20(u64 insn); [[nodiscard]] IR::U32 GetImm32(u64 insn); + [[nodiscard]] IR::F32 GetFloatImm32(u64 insn); void SetZFlag(const IR::U1& value); void SetSFlag(const IR::U1& value); diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_shift_left.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_shift_left.cpp index d8a5158b5..20af68852 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_shift_left.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_shift_left.cpp @@ -50,7 +50,7 @@ void SHL(TranslatorVisitor& v, u64 insn, const IR::U32& unsafe_shift) { // const IR::U1 is_safe{v.ir.ILessThan(unsafe_shift, v.ir.Imm32(32), false)}; const IR::U32 unsafe_result{v.ir.ShiftLeftLogical(base, unsafe_shift)}; - result = v.ir.Select(is_safe, unsafe_result, v.ir.Imm32(0)); + result = IR::U32{v.ir.Select(is_safe, unsafe_result, v.ir.Imm32(0))}; } v.X(shl.dest_reg, result); } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp index 628cf1c14..4114e10be 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -721,18 +721,6 @@ void TranslatorVisitor::RET(u64) { ThrowNotImplemented(Opcode::RET); } -void TranslatorVisitor::RRO_reg(u64) { - ThrowNotImplemented(Opcode::RRO_reg); -} - -void TranslatorVisitor::RRO_cbuf(u64) { - ThrowNotImplemented(Opcode::RRO_cbuf); -} - -void TranslatorVisitor::RRO_imm(u64) { - ThrowNotImplemented(Opcode::RRO_imm); -} - void TranslatorVisitor::RTT(u64) { ThrowNotImplemented(Opcode::RTT); } |