diff options
| author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-01-09 03:30:07 -0300 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:21 -0400 |
| commit | 2d48a7b4d0666ad16d03a22d85712617a0849046 (patch) | |
| tree | dd1069afca86f66e77e3438da77421a43adf5091 /src/shader_recompiler/frontend/maxwell/program.cpp | |
| parent | 75059c46d645e42e8da31fb97d003047c67b004b (diff) | |
shader: Initial recompiler work
Diffstat (limited to 'src/shader_recompiler/frontend/maxwell/program.cpp')
| -rw-r--r-- | src/shader_recompiler/frontend/maxwell/program.cpp | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/program.cpp b/src/shader_recompiler/frontend/maxwell/program.cpp new file mode 100644 index 0000000000..67a98ba57a --- /dev/null +++ b/src/shader_recompiler/frontend/maxwell/program.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 <algorithm> +#include <memory> + +#include "shader_recompiler/frontend/maxwell/program.h" +#include "shader_recompiler/frontend/maxwell/termination_code.h" +#include "shader_recompiler/frontend/maxwell/translate/translate.h" + +namespace Shader::Maxwell { + +Program::Function::~Function() { + std::ranges::for_each(blocks, &std::destroy_at<IR::Block>); +} + +Program::Program(Environment& env, const Flow::CFG& cfg) { + std::vector<IR::Block*> block_map; + functions.reserve(cfg.Functions().size()); + + for (const Flow::Function& cfg_function : cfg.Functions()) { + Function& function{functions.emplace_back()}; + + const size_t num_blocks{cfg_function.blocks.size()}; + IR::Block* block_memory{block_alloc_pool.allocate(num_blocks)}; + function.blocks.reserve(num_blocks); + + block_map.resize(cfg_function.blocks_data.size()); + + // Visit the instructions of all blocks + for (const Flow::BlockId block_id : cfg_function.blocks) { + const Flow::Block& flow_block{cfg_function.blocks_data[block_id]}; + + IR::Block* const block{std::construct_at(block_memory, Translate(env, flow_block))}; + ++block_memory; + function.blocks.push_back(block); + block_map[flow_block.id] = block; + } + // Now that all blocks are defined, emit the termination instructions + for (const Flow::BlockId block_id : cfg_function.blocks) { + const Flow::Block& flow_block{cfg_function.blocks_data[block_id]}; + EmitTerminationCode(flow_block, block_map); + } + } +} + +std::string DumpProgram(const Program& program) { + size_t index{0}; + std::map<const IR::Inst*, size_t> inst_to_index; + std::map<const IR::Block*, size_t> block_to_index; + + for (const Program::Function& function : program.functions) { + for (const IR::Block* const block : function.blocks) { + block_to_index.emplace(block, index); + ++index; + } + } + std::string ret; + for (const Program::Function& function : program.functions) { + ret += fmt::format("Function\n"); + for (const IR::Block* const block : function.blocks) { + ret += IR::DumpBlock(*block, block_to_index, inst_to_index, index) + '\n'; + } + } + return ret; +} + +} // namespace Shader::Maxwell |