diff options
-rw-r--r-- | src/video_core/shader/shader_ir.cpp | 16 | ||||
-rw-r--r-- | src/video_core/shader/shader_ir.h | 19 |
2 files changed, 34 insertions, 1 deletions
diff --git a/src/video_core/shader/shader_ir.cpp b/src/video_core/shader/shader_ir.cpp index db00c8902..c59ecf457 100644 --- a/src/video_core/shader/shader_ir.cpp +++ b/src/video_core/shader/shader_ir.cpp @@ -35,6 +35,18 @@ Node ShaderIR::Comment(const std::string& text) { return StoreNode(CommentNode(text)); } +Node ShaderIR::Immediate(u32 value) { + return StoreNode(ImmediateNode(value)); +} + +Node ShaderIR::GetImmediate19(Instruction instr) { + return Immediate(instr.alu.GetImm20_19()); +} + +Node ShaderIR::GetImmediate32(Instruction instr) { + return Immediate(instr.alu.GetImm20_32()); +} + Node ShaderIR::GetPredicate(u64 pred_, bool negated) { const auto pred = static_cast<Pred>(pred_); if (pred != Pred::UnusedIndex && pred != Pred::NeverExecute) { @@ -44,6 +56,10 @@ Node ShaderIR::GetPredicate(u64 pred_, bool negated) { return StoreNode(PredicateNode(pred, negated)); } +Node ShaderIR::GetPredicate(bool immediate) { + return GetPredicate(static_cast<u64>(immediate ? Pred::UnusedIndex : Pred::NeverExecute)); +} + /*static*/ OperationCode ShaderIR::SignedToUnsignedCode(OperationCode operation_code, bool is_signed) { if (is_signed) { diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h index 300cf1083..db06d51ca 100644 --- a/src/video_core/shader/shader_ir.h +++ b/src/video_core/shader/shader_ir.h @@ -598,9 +598,26 @@ private: Node Conditional(Node condition, std::vector<Node>&& code); /// Creates a commentary Node Comment(const std::string& text); - + /// Creates an u32 immediate + Node Immediate(u32 value); + /// Creates a s32 immediate + Node Immediate(s32 value) { + return Immediate(static_cast<u32>(value)); + } + /// Creates a f32 immediate + Node Immediate(f32 value) { + // TODO(Rodrigo): Replace this with bit_cast when C++20 releases + return Immediate(*reinterpret_cast<const u32*>(&value)); + } + + /// Generates a node representing a 19-bit immediate value + Node GetImmediate19(Tegra::Shader::Instruction instr); + /// Generates a node representing a 32-bit immediate value + Node GetImmediate32(Tegra::Shader::Instruction instr); /// Generates a node for a passed predicate. It can be optionally negated Node GetPredicate(u64 pred, bool negated = false); + /// Generates a predicate node for an immediate true or false value + Node GetPredicate(bool immediate); template <typename... T> inline Node Operation(OperationCode code, const T*... operands) { |