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-rw-r--r--src/shader_recompiler/frontend/maxwell/program.cpp75
1 files changed, 44 insertions, 31 deletions
diff --git a/src/shader_recompiler/frontend/maxwell/program.cpp b/src/shader_recompiler/frontend/maxwell/program.cpp
index 67a98ba57..49d1f4bfb 100644
--- a/src/shader_recompiler/frontend/maxwell/program.cpp
+++ b/src/shader_recompiler/frontend/maxwell/program.cpp
@@ -8,40 +8,53 @@
#include "shader_recompiler/frontend/maxwell/program.h"
#include "shader_recompiler/frontend/maxwell/termination_code.h"
#include "shader_recompiler/frontend/maxwell/translate/translate.h"
+#include "shader_recompiler/ir_opt/passes.h"
namespace Shader::Maxwell {
+namespace {
+void TranslateCode(Environment& env, const Flow::Function& cfg_function, IR::Function& function,
+ std::span<IR::Block*> block_map, IR::Block* block_memory) {
+ const size_t num_blocks{cfg_function.blocks.size()};
+ function.blocks.reserve(num_blocks);
-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::BlockId block_id : cfg_function.blocks) {
+ const Flow::Block& flow_block{cfg_function.blocks_data[block_id]};
- for (const Flow::Function& cfg_function : cfg.Functions()) {
- Function& function{functions.emplace_back()};
+ function.blocks.emplace_back(std::construct_at(block_memory, Translate(env, flow_block)));
+ block_map[flow_block.id] = function.blocks.back().get();
+ ++block_memory;
+ }
+}
- const size_t num_blocks{cfg_function.blocks.size()};
- IR::Block* block_memory{block_alloc_pool.allocate(num_blocks)};
- function.blocks.reserve(num_blocks);
+void EmitTerminationInsts(const Flow::Function& cfg_function,
+ std::span<IR::Block* const> block_map) {
+ 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);
+ }
+}
- block_map.resize(cfg_function.blocks_data.size());
+void TranslateFunction(Environment& env, const Flow::Function& cfg_function, IR::Function& function,
+ IR::Block* block_memory) {
+ std::vector<IR::Block*> block_map;
+ 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]};
+ TranslateCode(env, cfg_function, function, block_map, block_memory);
+ EmitTerminationInsts(cfg_function, block_map);
+}
+} // Anonymous namespace
- 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);
- }
+Program::Program(Environment& env, const Flow::CFG& cfg) {
+ functions.reserve(cfg.Functions().size());
+ for (const Flow::Function& cfg_function : cfg.Functions()) {
+ TranslateFunction(env, cfg_function, functions.emplace_back(),
+ block_alloc_pool.allocate(cfg_function.blocks.size()));
+ }
+ std::ranges::for_each(functions, Optimization::SsaRewritePass);
+ for (IR::Function& function : functions) {
+ Optimization::Invoke(Optimization::DeadCodeEliminationPass, function);
+ Optimization::Invoke(Optimization::IdentityRemovalPass, function);
+ // Optimization::Invoke(Optimization::VerificationPass, function);
}
}
@@ -50,16 +63,16 @@ std::string DumpProgram(const Program& program) {
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);
+ for (const IR::Function& function : program.functions) {
+ for (const auto& block : function.blocks) {
+ block_to_index.emplace(block.get(), index);
++index;
}
}
std::string ret;
- for (const Program::Function& function : program.functions) {
+ for (const IR::Function& function : program.functions) {
ret += fmt::format("Function\n");
- for (const IR::Block* const block : function.blocks) {
+ for (const auto& block : function.blocks) {
ret += IR::DumpBlock(*block, block_to_index, inst_to_index, index) + '\n';
}
}