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can rounghly codegen

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This commit is contained in:
ZhuangYumin
2024-10-22 12:09:09 +00:00
parent 4c9d010ff7
commit 17816f2bf0
9 changed files with 597 additions and 27 deletions
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14
include/naivebackend/naivebackend.h
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@ -54,8 +54,6 @@ class RISCVGlobalVarItem : public RISCVAsmItemBase {
}
};
class RISCVFuncItem : public RISCVAsmItemBase {
friend void ::GenerateNaiveASM(std::ostream &os, std::shared_ptr<ModuleItem> prog);
public:
std::string full_label;
std::vector<std::string> code_lines;
@ -93,20 +91,12 @@ class RISCVProgItem : public RISCVAsmItemBase {
}
};
class FuncLayout {
friend void ::GenerateNaiveASM(std::ostream &os, std::shared_ptr<ModuleItem> prog);
friend void GenerateReadAccess(std::string val, size_t bytes, std::string output_reg, FuncLayout &layout,
std::vector<std::string> &code_lines);
friend void GenerateWriteAccess(std::string val, size_t bytes, std::string data_reg, FuncLayout &layout,
std::vector<std::string> &code_lines);
friend void NaiveBackend::GenerateASM(std::shared_ptr<ActionItem> act, std::vector<std::string> &code_lines,
FuncLayout &layout,
const std::unordered_map<std::string, IRClassInfo> &low_level_class_info,
bool process_phi);
public:
std::unordered_map<std::string, size_t> local_items;
std::unordered_map<std::string, size_t> arg_offset;
size_t cur_pos;
size_t total_frame_size; // should align to 16 bytes
public:
FuncLayout() : cur_pos(8), total_frame_size(16) {}
void AllocateItem(const std::string &name, size_t sz, size_t num = 1) {
if (local_items.find(name) != local_items.end()) throw std::runtime_error("Local item already exists");