diff options
Diffstat (limited to 'src/shader_recompiler/frontend')
6 files changed, 78 insertions, 11 deletions
diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.cpp b/src/shader_recompiler/frontend/ir/ir_emitter.cpp index ddaa873f2..2fd90303f 100644 --- a/src/shader_recompiler/frontend/ir/ir_emitter.cpp +++ b/src/shader_recompiler/frontend/ir/ir_emitter.cpp @@ -82,6 +82,10 @@ void IREmitter::SelectionMerge(Block* merge_block) { Inst(Opcode::SelectionMerge, merge_block); } +void IREmitter::MemoryBarrier(BarrierInstInfo info) { + Inst(Opcode::MemoryBarrier, Flags{info}); +} + void IREmitter::Return() { block->SetReturn(); Inst(Opcode::Return); diff --git a/src/shader_recompiler/frontend/ir/ir_emitter.h b/src/shader_recompiler/frontend/ir/ir_emitter.h index 6e04eec7f..5bebf66e3 100644 --- a/src/shader_recompiler/frontend/ir/ir_emitter.h +++ b/src/shader_recompiler/frontend/ir/ir_emitter.h @@ -136,6 +136,8 @@ public: [[nodiscard]] Value Select(const U1& condition, const Value& true_value, const Value& false_value); + [[nodiscard]] void MemoryBarrier(BarrierInstInfo info); + template <typename Dest, typename Source> [[nodiscard]] Dest BitCast(const Source& value); diff --git a/src/shader_recompiler/frontend/ir/modifiers.h b/src/shader_recompiler/frontend/ir/modifiers.h index 90078f535..7730c25a9 100644 --- a/src/shader_recompiler/frontend/ir/modifiers.h +++ b/src/shader_recompiler/frontend/ir/modifiers.h @@ -25,6 +25,14 @@ enum class FpRounding : u8 { RZ, // Round towards zero }; +enum class MemoryScope : u32 { + DontCare, + Warp, + Workgroup, + Device, + System +}; + struct FpControl { bool no_contraction{false}; FpRounding rounding{FpRounding::DontCare}; @@ -32,6 +40,11 @@ struct FpControl { }; static_assert(sizeof(FpControl) <= sizeof(u32)); +union BarrierInstInfo { + u32 raw; + BitField<0, 3, MemoryScope> scope; +}; + union TextureInstInfo { u32 raw; BitField<0, 8, TextureType> type; diff --git a/src/shader_recompiler/frontend/ir/opcodes.inc b/src/shader_recompiler/frontend/ir/opcodes.inc index 702372775..d9e0d5471 100644 --- a/src/shader_recompiler/frontend/ir/opcodes.inc +++ b/src/shader_recompiler/frontend/ir/opcodes.inc @@ -16,6 +16,9 @@ OPCODE(Return, Void, OPCODE(Unreachable, Void, ) OPCODE(DemoteToHelperInvocation, Void, Label, ) +// Barriers +OPCODE(MemoryBarrier, Void, ) + // Special operations OPCODE(Prologue, Void, ) OPCODE(Epilogue, Void, ) diff --git a/src/shader_recompiler/frontend/maxwell/translate/impl/barrier_operations.cpp b/src/shader_recompiler/frontend/maxwell/translate/impl/barrier_operations.cpp new file mode 100644 index 000000000..933af572c --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/barrier_operations.cpp @@ -0,0 +1,56 @@ +// 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/ir/modifiers.h" +#include "shader_recompiler/frontend/maxwell/translate/impl/impl.h" +#include "shader_recompiler/frontend/maxwell/opcodes.h" + +namespace Shader::Maxwell { +namespace { +// Seems to be in CUDA terminology. +enum class LocalScope : u64 { + CTG = 0, + GL = 1, + SYS = 2, + VC = 3, +}; + +IR::MemoryScope LocalScopeToMemoryScope(LocalScope scope) { + switch (scope) { + case LocalScope::CTG: + return IR::MemoryScope::Warp; + case LocalScope::GL: + return IR::MemoryScope::Device; + case LocalScope::SYS: + return IR::MemoryScope::System; + case LocalScope::VC: + return IR::MemoryScope::Workgroup; // or should be device? + default: + throw NotImplementedException("Unimplemented Local Scope {}", scope); + } +} + +} // namespace + +void TranslatorVisitor::MEMBAR(u64 inst) { + union { + u64 raw; + BitField<8, 2, LocalScope> scope; + } membar{inst}; + IR::BarrierInstInfo info{}; + info.scope.Assign(LocalScopeToMemoryScope(membar.scope)); + ir.MemoryBarrier(info); +} + +void TranslatorVisitor::DEPBAR() { + // DEPBAR is a no-op +} + +void TranslatorVisitor::BAR(u64) { + throw NotImplementedException("Instruction {} is not implemented", Opcode::BAR); +} + +} // namespace Shader::Maxwell 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 83ed0c0fd..80a6ed578 100644 --- a/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp +++ b/src/shader_recompiler/frontend/maxwell/translate/impl/not_implemented.cpp @@ -37,10 +37,6 @@ void TranslatorVisitor::B2R(u64) { ThrowNotImplemented(Opcode::B2R); } -void TranslatorVisitor::BAR(u64) { - ThrowNotImplemented(Opcode::BAR); -} - void TranslatorVisitor::BPT(u64) { ThrowNotImplemented(Opcode::BPT); } @@ -73,9 +69,6 @@ void TranslatorVisitor::CS2R(u64) { ThrowNotImplemented(Opcode::CS2R); } -void TranslatorVisitor::DEPBAR() { - // DEPBAR is a no-op -} void TranslatorVisitor::FCHK_reg(u64) { ThrowNotImplemented(Opcode::FCHK_reg); @@ -189,10 +182,6 @@ void TranslatorVisitor::LONGJMP(u64) { ThrowNotImplemented(Opcode::LONGJMP); } -void TranslatorVisitor::MEMBAR(u64) { - ThrowNotImplemented(Opcode::MEMBAR); -} - void TranslatorVisitor::NOP(u64) { ThrowNotImplemented(Opcode::NOP); } |