search for: old_instruction_count

...the minimum set of features for a useful tool. The patch is available here: https://reviews.llvm.org/D63306 <https://reviews.llvm.org/D63306> The tool in the patch works like this: $ ./sizediff old_version_of_program new_version_of_program And it produces output like this: function_name old_instruction_count new_instruction_count delta This output can tell me the following things: - Which functions were not present in old_version_of_program (they have a size of 0) - Which functions were not present in new_version_of_program (same idea) - Which functions grew the most - Which functions shrunk the most...