Merge pull request #463 from PikalaxALT/pikalax_workHEADmaster

Real-match math_util.c

1 files changed, 68 insertions, 0 deletions

diff --git a/.github/calcrom/BuildAnalyzer.h b/.github/calcrom/BuildAnalyzer.h
new file mode 100644
index 00000000..0b13c2cf
--- /dev/null
+++ b/.github/calcrom/BuildAnalyzer.h
@@ -0,0 +1,68 @@
+#ifndef CALCROM_BUILDANALYZER_H
+#define CALCROM_BUILDANALYZER_H
+
+#include <filesystem>
+#include <utility>
+#include <vector>
+#include <unordered_set>
+#include "ElfFile.h"
+
+using namespace std;
+using namespace std::filesystem;
+
+extern string default_version;
+
+enum SectionType {
+    SECTION_DATA,
+    SECTION_TEXT,
+    SECTION_MAX,
+    SECTION_OTHER = -1
+};
+
+enum SourceType {
+    SOURCE_C,
+    SOURCE_ASM,
+    SOURCE_MAX
+};
+
+static enum SourceType GetSourceType(const path &fname) {
+    string ext = fname.extension();
+    return ext == ".s" ? SOURCE_ASM : SOURCE_C;
+}
+
+static enum SectionType GetSectionType(const string &shname) {
+    if (shname == ".text" || shname == ".init" || shname == ".itcm") {
+        return SECTION_TEXT;
+    } else if (shname == ".data" || shname == ".rodata" || shname == ".sdata" || shname == ".dtcm") {
+        return SECTION_DATA;
+    } else {
+        return SECTION_OTHER;
+    }
+}
+
+class BuildAnalyzer {
+    bool analyzed = false;
+    path basedir;
+    path subdir;
+    string version = "";
+    path srcbase;
+    string builddir;
+    Elf32File program;
+
+    // Accumulate sizes
+    //        src   asm
+    // data  _____|_____
+    // text       |
+    unsigned sizes[SECTION_MAX][SOURCE_MAX] = {{0, 0}, {0, 0}};
+    unsigned n_hardcoded = 0;
+    unsigned n_relocations = 0;
+
+    void reset();
+    void AnalyzeObject(path fname_s);
+public:
+    BuildAnalyzer(path &_basedir, path &_subdir, string &_version = default_version);
+    BuildAnalyzer &operator()();
+    friend ostream &operator<<(ostream &strm, BuildAnalyzer &_this);
+};
+
+#endif //CALCROM_BUILDANALYZER_H