mirror of
https://github.com/yuzu-mirror/yuzu.git
synced 2024-11-08 12:29:59 +00:00
55 lines
2 KiB
C++
55 lines
2 KiB
C++
// Copyright 2021 yuzu Emulator Project
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#include <algorithm>
|
|
#include <memory>
|
|
#include <vector>
|
|
|
|
#include "shader_recompiler/frontend/ir/basic_block.h"
|
|
#include "shader_recompiler/frontend/ir/post_order.h"
|
|
#include "shader_recompiler/frontend/maxwell/program.h"
|
|
#include "shader_recompiler/frontend/maxwell/structured_control_flow.h"
|
|
#include "shader_recompiler/frontend/maxwell/translate/translate.h"
|
|
#include "shader_recompiler/ir_opt/passes.h"
|
|
|
|
namespace Shader::Maxwell {
|
|
|
|
static void RemoveUnreachableBlocks(IR::Program& program) {
|
|
// Some blocks might be unreachable if a function call exists unconditionally
|
|
// If this happens the number of blocks and post order blocks will mismatch
|
|
if (program.blocks.size() == program.post_order_blocks.size()) {
|
|
return;
|
|
}
|
|
const IR::BlockList& post_order{program.post_order_blocks};
|
|
std::erase_if(program.blocks, [&](IR::Block* block) {
|
|
return std::ranges::find(post_order, block) == post_order.end();
|
|
});
|
|
}
|
|
|
|
IR::Program TranslateProgram(ObjectPool<IR::Inst>& inst_pool, ObjectPool<IR::Block>& block_pool,
|
|
Environment& env, Flow::CFG& cfg) {
|
|
IR::Program program;
|
|
program.blocks = VisitAST(inst_pool, block_pool, env, cfg);
|
|
program.post_order_blocks = PostOrder(program.blocks);
|
|
program.stage = env.ShaderStage();
|
|
RemoveUnreachableBlocks(program);
|
|
|
|
// Replace instructions before the SSA rewrite
|
|
Optimization::LowerFp16ToFp32(program);
|
|
|
|
Optimization::SsaRewritePass(program);
|
|
|
|
Optimization::GlobalMemoryToStorageBufferPass(program);
|
|
Optimization::TexturePass(env, program);
|
|
|
|
Optimization::ConstantPropagationPass(program);
|
|
Optimization::DeadCodeEliminationPass(program);
|
|
Optimization::IdentityRemovalPass(program);
|
|
Optimization::VerificationPass(program);
|
|
Optimization::CollectShaderInfoPass(program);
|
|
return program;
|
|
}
|
|
|
|
} // namespace Shader::Maxwell
|