XCache is a fast, stable PHP opcode cacher that has been proven and is now running on production servers under high load. https://xcache.lighttpd.net/
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#!/usr/bin/awk -f
# vim:ts=4:sw=4
# process zend_vm_def.h or zend_compile.h
BEGIN {
FS=" "
max = 0;
delete opcodes;
}
/^ZEND_VM_HANDLER\(/ {
# regex from php5.1+/Zend/zend_vm_gen.php
gsub(/ +/, "");
if (!match($0, /^ZEND_VM_HANDLER\(([0-9]+),([A-Z_]+),([A-Z|]+),([A-Z|]+)\)/, array)) {
print "error unmatch $0";
exit;
}
id = 0 + array[1];
name = array[2];
if (max < id) {
max = id;
}
opcodes[id] = name;
next;
}
/^#define +ZEND_[A-Z_]+[\t ]+[[:digit:]]+$/ {
id = 0 + $3;
name = $2;
if (max < id) {
max = id;
}
opcodes[id] = name;
next;
}
/end of block/ {
exit;
}
END {
mymax = 112;
if (max < mymax) {
for (i = max + 1; i <= mymax; i ++) {
opcodes[i] = "UNDEF";
}
max = mymax;
opcodes[110] = "ZEND_DO_FCALL_BY_FUNC";
opcodes[111] = "ZEND_INIT_FCALL_BY_FUNC";
opcodes[112] = "UNDEF";
}
printf "/* size = %d */\n", max;
print "static const char *const xc_opcode_names[] = {";
for (i = 0; i <= max; i ++) {
if (i != 0) {
print ",";
}
printf "/* %d */\t", i
if (i in opcodes) {
name = opcodes[i];
sub(/^ZEND_/, "", name);
printf "\"%s\"", name;
}
else if (i == 137) {
printf "\"%s\"", "OP_DATA";
}
else {
printf "\"UNDEF\"";
}
}
print "";
print "};";
}