generate_c_testbench: support for realloc() calls

scripts/generate_c_testbench.py

@@ -9,6 +9,7 @@ def parse_memory_trace(input_file, output_file):
     active_memory_requests = {}
 
     malloc_pattern = re.compile(r'dmmlib - m (0x\w+) (\d+)')
+    realloc_pattern = re.compile(r'dmmlib - r (0x\w+) (0x\w+) (\d+)')
     free_pattern   = re.compile(r'dmmlib - f (0x\w+)')
 
     for line in input_file:
@@ -20,6 +21,16 @@ def parse_memory_trace(input_file, output_file):
                 output_file.write(variable_declaration)
             new_line = ''.join(['    var_', active_memory_requests[malloc_match.group(1)], ' = malloc(', malloc_match.group(2), ');\n'])
             output_file.write(new_line)
+
+        realloc_match = realloc_pattern.search(line)
+        if realloc_match:
+            if realloc_match.group(2) not in active_memory_requests:
+                active_memory_requests[realloc_match.group(2)] = ''.join(random.choice(string.ascii_uppercase + string.digits) for x in range(6))
+                variable_declaration = ''.join(['    void *var_', active_memory_requests[realloc_match.group(2)], ';\n'])
+                output_file.write(variable_declaration)
+            new_line = ''.join(['    var_', active_memory_requests[realloc_match.group(2)], ' = realloc(', realloc_match.group(1), ', ', realloc_match.group(3), ');\n'])
+            output_file.write(new_line)
+
         free_match = free_pattern.search(line)
         if free_match:
             if free_match.group(1) in active_memory_requests: