diff options
| -rw-r--r-- | src/video_core/shader/decode/memory.cpp | 35 |
1 files changed, 23 insertions, 12 deletions
diff --git a/src/video_core/shader/decode/memory.cpp b/src/video_core/shader/decode/memory.cpp index 7591a715f..3f3ef6e7c 100644 --- a/src/video_core/shader/decode/memory.cpp +++ b/src/video_core/shader/decode/memory.cpp @@ -22,6 +22,7 @@ using Tegra::Shader::Attribute; using Tegra::Shader::Instruction; using Tegra::Shader::OpCode; using Tegra::Shader::Register; +using Tegra::Shader::StoreType; namespace { @@ -61,6 +62,13 @@ u32 GetMemorySize(Tegra::Shader::UniformType uniform_type) { } } +Node Sign16Extend(Node value) { + Node sign = Operation(OperationCode::UBitwiseAnd, value, Immediate(1U << 15)); + Node is_sign = Operation(OperationCode::LogicalUEqual, std::move(sign), Immediate(1U << 15)); + Node extend = Operation(OperationCode::Select, is_sign, Immediate(0xFFFF0000), Immediate(0)); + return Operation(OperationCode::UBitwiseOr, std::move(value), std::move(extend)); +} + } // Anonymous namespace u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) { @@ -139,23 +147,26 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) { const auto GetMemory = [&](s32 offset) { ASSERT(offset % 4 == 0); const Node immediate_offset = Immediate(static_cast<s32>(instr.smem_imm) + offset); - const Node address = Operation(OperationCode::IAdd, NO_PRECISE, GetRegister(instr.gpr8), - immediate_offset); + const Node address = + Operation(OperationCode::IAdd, GetRegister(instr.gpr8), immediate_offset); return opcode->get().GetId() == OpCode::Id::LD_S ? GetSharedMemory(address) : GetLocalMemory(address); }; switch (instr.ldst_sl.type.Value()) { - case Tegra::Shader::StoreType::Bits32: - case Tegra::Shader::StoreType::Bits64: - case Tegra::Shader::StoreType::Bits128: { - const u32 count = [&]() { + case StoreType::Signed16: + SetRegister(bb, instr.gpr0, Sign16Extend(GetMemory(0))); + break; + case StoreType::Bits32: + case StoreType::Bits64: + case StoreType::Bits128: { + const u32 count = [&] { switch (instr.ldst_sl.type.Value()) { - case Tegra::Shader::StoreType::Bits32: + case StoreType::Bits32: return 1; - case Tegra::Shader::StoreType::Bits64: + case StoreType::Bits64: return 2; - case Tegra::Shader::StoreType::Bits128: + case StoreType::Bits128: return 4; default: UNREACHABLE(); @@ -274,14 +285,14 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) { : &ShaderIR::SetSharedMemory; switch (instr.ldst_sl.type.Value()) { - case Tegra::Shader::StoreType::Bits128: + case StoreType::Bits128: (this->*set_memory)(bb, GetAddress(12), GetRegister(instr.gpr0.Value() + 3)); (this->*set_memory)(bb, GetAddress(8), GetRegister(instr.gpr0.Value() + 2)); [[fallthrough]]; - case Tegra::Shader::StoreType::Bits64: + case StoreType::Bits64: (this->*set_memory)(bb, GetAddress(4), GetRegister(instr.gpr0.Value() + 1)); [[fallthrough]]; - case Tegra::Shader::StoreType::Bits32: + case StoreType::Bits32: (this->*set_memory)(bb, GetAddress(0), GetRegister(instr.gpr0)); break; default: |