Terry Ellison TerryE

TerryE / op_counts.php

Last active December 22, 2015 14:29

Simple RDTSC-based instrumentation of PHP 5.5.3

	<?php
	/*
	* Simple parser of op_counts file. Output is desgined to be pasted / imported into spreadsheet
	* for further analysis.
	*/
	define('PHP_SOURCE_DIR', '~/work/php55'); /* replace as required */
	define('OP_COUNT', 16425); / as at PHP 5.5 */
	define('OP_COUNT_EXTRAS', 5);
	$total_count = array_fill(0, OP_COUNT + OP_COUNT_EXTRAS, 0);
	$total_cycles = array_fill(0, OP_COUNT + OP_COUNT_EXTRAS, 0);