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b5d21be9c5
* temp * temp * before cleaning up * cleanup merge * fix warnings * merge fix * clang format
54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
#include "dir_tpages.h"
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#include "decompiler/ObjectFile/ObjectFileDB.h"
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#include "third-party/fmt/core.h"
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namespace decompiler {
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std::string DirTpageResult::to_source() const {
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std::string result;
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int i = 0;
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for (auto len : lengths) {
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result += fmt::format(" {:6s} ;; entry {}\n", fmt::format("#x{:x}", len), i);
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i++;
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}
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return result;
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}
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DirTpageResult process_dir_tpages(ObjectFileData& data) {
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DirTpageResult result;
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auto& words = data.linked_data.words_by_seg.at(0);
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int word_idx = 0;
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// first is type
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ASSERT(words.at(word_idx).kind() == LinkedWord::TYPE_PTR);
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ASSERT(words.at(word_idx).symbol_name() == "texture-page-dir");
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word_idx++;
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// next is length
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ASSERT(words.at(word_idx).kind() == LinkedWord::PLAIN_DATA);
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int dir_length = words.at(word_idx).data;
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word_idx++;
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for (int i = 0; i < dir_length; i++) {
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ASSERT(words.at(word_idx).kind() == LinkedWord::PLAIN_DATA);
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u32 entry = words.at(word_idx).data;
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ASSERT((entry & 0xffff7000) == 0); // 7 checks for sign bit.
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word_idx++;
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result.lengths.push_back(entry & 0xffff);
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ASSERT(words.at(word_idx).kind() == LinkedWord::SYM_PTR);
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ASSERT(words.at(word_idx).symbol_name() == "#f");
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word_idx++;
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ASSERT(words.at(word_idx).kind() == LinkedWord::SYM_PTR);
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ASSERT(words.at(word_idx).symbol_name() == "#f");
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word_idx++;
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}
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word_idx = ((word_idx + 3) / 4) * 4;
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ASSERT(word_idx == (int)words.size());
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return result;
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}
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} // namespace decompiler
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