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authorJames Rowe <jroweboy@gmail.com>2018-01-12 04:07:44 +0100
committerJames Rowe <jroweboy@gmail.com>2018-01-13 03:11:03 +0100
commit1d28b2e142f845773e2b90e267d9632e196a99b9 (patch)
tree027a3586a0fc927731afb3711c328c6dafc8551f /src/video_core/shader/shader_jit_x64_compiler.h
parentMassive removal of unused modules (diff)
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Diffstat (limited to 'src/video_core/shader/shader_jit_x64_compiler.h')
-rw-r--r--src/video_core/shader/shader_jit_x64_compiler.h127
1 files changed, 0 insertions, 127 deletions
diff --git a/src/video_core/shader/shader_jit_x64_compiler.h b/src/video_core/shader/shader_jit_x64_compiler.h
deleted file mode 100644
index 4aee56b1d..000000000
--- a/src/video_core/shader/shader_jit_x64_compiler.h
+++ /dev/null
@@ -1,127 +0,0 @@
-// Copyright 2015 Citra Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <array>
-#include <cstddef>
-#include <utility>
-#include <vector>
-#include <nihstro/shader_bytecode.h>
-#include <xbyak.h>
-#include "common/bit_set.h"
-#include "common/common_types.h"
-#include "video_core/shader/shader.h"
-
-using nihstro::Instruction;
-using nihstro::OpCode;
-using nihstro::SwizzlePattern;
-
-namespace Pica {
-
-namespace Shader {
-
-/// Memory allocated for each compiled shader
-constexpr size_t MAX_SHADER_SIZE = MAX_PROGRAM_CODE_LENGTH * 64;
-
-/**
- * This class implements the shader JIT compiler. It recompiles a Pica shader program into x86_64
- * code that can be executed on the host machine directly.
- */
-class JitShader : public Xbyak::CodeGenerator {
-public:
- JitShader();
-
- void Run(const ShaderSetup& setup, UnitState& state, unsigned offset) const {
- program(&setup, &state, instruction_labels[offset].getAddress());
- }
-
- void Compile(const std::array<u32, MAX_PROGRAM_CODE_LENGTH>* program_code,
- const std::array<u32, MAX_SWIZZLE_DATA_LENGTH>* swizzle_data);
-
- void Compile_ADD(Instruction instr);
- void Compile_DP3(Instruction instr);
- void Compile_DP4(Instruction instr);
- void Compile_DPH(Instruction instr);
- void Compile_EX2(Instruction instr);
- void Compile_LG2(Instruction instr);
- void Compile_MUL(Instruction instr);
- void Compile_SGE(Instruction instr);
- void Compile_SLT(Instruction instr);
- void Compile_FLR(Instruction instr);
- void Compile_MAX(Instruction instr);
- void Compile_MIN(Instruction instr);
- void Compile_RCP(Instruction instr);
- void Compile_RSQ(Instruction instr);
- void Compile_MOVA(Instruction instr);
- void Compile_MOV(Instruction instr);
- void Compile_NOP(Instruction instr);
- void Compile_END(Instruction instr);
- void Compile_CALL(Instruction instr);
- void Compile_CALLC(Instruction instr);
- void Compile_CALLU(Instruction instr);
- void Compile_IF(Instruction instr);
- void Compile_LOOP(Instruction instr);
- void Compile_JMP(Instruction instr);
- void Compile_CMP(Instruction instr);
- void Compile_MAD(Instruction instr);
- void Compile_EMIT(Instruction instr);
- void Compile_SETE(Instruction instr);
-
-private:
- void Compile_Block(unsigned end);
- void Compile_NextInstr();
-
- void Compile_SwizzleSrc(Instruction instr, unsigned src_num, SourceRegister src_reg,
- Xbyak::Xmm dest);
- void Compile_DestEnable(Instruction instr, Xbyak::Xmm dest);
-
- /**
- * Compiles a `MUL src1, src2` operation, properly handling the PICA semantics when multiplying
- * zero by inf. Clobbers `src2` and `scratch`.
- */
- void Compile_SanitizedMul(Xbyak::Xmm src1, Xbyak::Xmm src2, Xbyak::Xmm scratch);
-
- void Compile_EvaluateCondition(Instruction instr);
- void Compile_UniformCondition(Instruction instr);
-
- /**
- * Emits the code to conditionally return from a subroutine envoked by the `CALL` instruction.
- */
- void Compile_Return();
-
- BitSet32 PersistentCallerSavedRegs();
-
- /**
- * Assertion evaluated at compile-time, but only triggered if executed at runtime.
- * @param condition Condition to be evaluated.
- * @param msg Message to be logged if the assertion fails.
- */
- void Compile_Assert(bool condition, const char* msg);
-
- /**
- * Analyzes the entire shader program for `CALL` instructions before emitting any code,
- * identifying the locations where a return needs to be inserted.
- */
- void FindReturnOffsets();
-
- const std::array<u32, MAX_PROGRAM_CODE_LENGTH>* program_code = nullptr;
- const std::array<u32, MAX_SWIZZLE_DATA_LENGTH>* swizzle_data = nullptr;
-
- /// Mapping of Pica VS instructions to pointers in the emitted code
- std::array<Xbyak::Label, MAX_PROGRAM_CODE_LENGTH> instruction_labels;
-
- /// Offsets in code where a return needs to be inserted
- std::vector<unsigned> return_offsets;
-
- unsigned program_counter = 0; ///< Offset of the next instruction to decode
- bool looping = false; ///< True if compiling a loop, used to check for nested loops
-
- using CompiledShader = void(const void* setup, void* state, const u8* start_addr);
- CompiledShader* program = nullptr;
-};
-
-} // Shader
-
-} // Pica