First proper commit.

tools/split_out.py

@@ -0,0 +1,66 @@
+#!/usr/bin/python3
+
+import os
+import sys
+
+
+def search_files(search_path, ext, search_str):
+    for root, dirs, files in os.walk(search_path):
+        for file in files:
+            if file.endswith(ext):
+                file_path = os.path.join(root, file)
+                with open(file_path) as f:
+                    file_text = f.read()
+                if search_str in file_text:
+                    print("Found \"" + search_str + "\" in " + file_path)
+                    return root, file_path, file_text
+
+
+def split_files(file_text, func_search):
+    s_pos = file_text.index(func_search)
+    line_pos = file_text.rindex("\n", 0, s_pos) + 1
+    chunk = file_text[line_pos:]
+    new_file = "glabel func_" + func_search[1:-1] + "\n" + chunk
+    initial_file = file_text[:line_pos]
+    return initial_file, new_file
+
+
+def main():
+    if len(sys.argv) != 2:
+        print("Usage: ./split_out.py func_ASDFASDF")
+        return
+
+    func = sys.argv[1]
+    func_addr = func.replace("func_", "")
+    func_search = " " + func_addr + " "
+
+    fs_root, fs_path, fs_text = search_files("asm", ".s", func_search)
+
+    initial_file, new_file = split_files(fs_text, func_search)
+
+    print("Removing and replacing " + fs_path)
+    os.remove(fs_path)
+    with open(fs_path, "w", newline="\n") as f:
+        f.write(initial_file)
+
+    new_file_path = os.path.join(fs_root, func + ".s")
+    print("Creating " + new_file_path)
+    with open(new_file_path, "w", newline="\n") as f:
+        f.write(new_file)
+
+    search_path = fs_path.replace("\\", "/")
+    ps_root, ps_path, ps_text = search_files("src", ".c", search_path)
+
+    print("Splicing new pragma statement into " + ps_path)
+    with open(ps_path, "r+", newline="\n") as f:
+        file_text = f.read()
+        s_pos = file_text.index(search_path)
+        line_pos = file_text.index("\n", s_pos + 1)
+        file_text = file_text[0:line_pos] + "\n\n#pragma GLOBAL_ASM(\"" + search_path[:-15] + func + ".s\")" \
+            + file_text[line_pos:]
+        f.seek(0)
+        f.write(file_text)
+        f.truncate()
+
+
+main()