diff options
Diffstat (limited to '')
3 files changed, 71 insertions, 6 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_scaled_add.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_scaled_add.cpp index 5469e445a..42fd42bb1 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/integer_scaled_add.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/integer_scaled_add.cpp @@ -53,8 +53,8 @@ void TranslatorVisitor::ISCADD_reg(u64 insn) { ISCADD(*this, insn, GetReg20(insn)); } -void TranslatorVisitor::ISCADD_cbuf(u64) { - throw NotImplementedException("ISCADD (cbuf)"); +void TranslatorVisitor::ISCADD_cbuf(u64 insn) { + ISCADD(*this, insn, GetCbuf(insn)); } void TranslatorVisitor::ISCADD_imm(u64 insn) { 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 c0e36a7e2..3ccd7b925 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -301,10 +301,6 @@ void TranslatorVisitor::SETLMEMBASE(u64) { ThrowNotImplemented(Opcode::SETLMEMBASE); } -void TranslatorVisitor::SHFL(u64) { - ThrowNotImplemented(Opcode::SHFL); -} - void TranslatorVisitor::SSY() { // SSY is a no-op } diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/warp_shuffle.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/warp_shuffle.cpp new file mode 100644 index 000000000..550fed55c --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/warp_shuffle.cpp @@ -0,0 +1,69 @@ +// Copyright 2021 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <optional> + +#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 ShuffleMode : u64 { + IDX, + UP, + DOWN, + BFLY, +}; + +[[nodiscard]] IR::U32 ShuffleOperation(IR::IREmitter& ir, const IR::U32& value, + const IR::U32& index, const IR::U32& mask, + ShuffleMode shfl_op) { + const IR::U32 clamp{ir.BitFieldExtract(mask, ir.Imm32(0), ir.Imm32(5))}; + const IR::U32 seg_mask{ir.BitFieldExtract(mask, ir.Imm32(8), ir.Imm32(5))}; + switch (shfl_op) { + case ShuffleMode::IDX: + return ir.ShuffleIndex(value, index, clamp, seg_mask); + case ShuffleMode::UP: + return ir.ShuffleUp(value, index, clamp, seg_mask); + case ShuffleMode::DOWN: + return ir.ShuffleDown(value, index, clamp, seg_mask); + case ShuffleMode::BFLY: + return ir.ShuffleButterfly(value, index, clamp, seg_mask); + default: + throw NotImplementedException("Invalid SHFL op {}", shfl_op); + } +} + +void Shuffle(TranslatorVisitor& v, u64 insn, const IR::U32& index, const IR::U32& mask) { + union { + u64 insn; + BitField<0, 8, IR::Reg> dest_reg; + BitField<8, 8, IR::Reg> src_reg; + BitField<30, 2, ShuffleMode> mode; + BitField<48, 3, IR::Pred> pred; + } const shfl{insn}; + + const IR::U32 result{ShuffleOperation(v.ir, v.X(shfl.src_reg), index, mask, shfl.mode)}; + v.ir.SetPred(shfl.pred, v.ir.GetInBoundsFromOp(result)); + v.X(shfl.dest_reg, result); +} +} // Anonymous namespace + +void TranslatorVisitor::SHFL(u64 insn) { + union { + u64 insn; + BitField<20, 5, u64> src_a_imm; + BitField<28, 1, u64> src_a_flag; + BitField<29, 1, u64> src_b_flag; + BitField<34, 13, u64> src_b_imm; + } const flags{insn}; + const IR::U32 src_a{flags.src_a_flag != 0 ? ir.Imm32(static_cast<u32>(flags.src_a_imm)) + : GetReg20(insn)}; + const IR::U32 src_b{flags.src_b_flag != 0 ? ir.Imm32(static_cast<u32>(flags.src_b_imm)) + : GetReg39(insn)}; + Shuffle(*this, insn, src_a, src_b); +} + +} // namespace Shader::Maxwell |