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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322 lines
9.4 KiB
322 lines
9.4 KiB
divert(-1) |
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dnl ================ start ====================== |
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dnl define(`XCACHE_ENABLE_TEST') |
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dnl define(`DEBUG_SIZE') |
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define(`USEMEMCPY') |
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dnl ================ main |
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dnl {{{ basic |
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define(`REDEF', `ifdef(`$1', `undefine(`$1')') define(`$1', `$2')') |
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define(`MAKE_MACRONAME', `translit(`$1', ` (): |
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', `_____')') |
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define(`ONCE', `ifdef(MAKE_MACRONAME(`ONCE $1'), `', `define(MAKE_MACRONAME(`ONCE $1'))$1')') |
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define(`m4_errprint', `ONCE(`errprint(`$1 |
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')')') |
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ifdef(`len', ` |
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define(`m4_len', defn(`len')) |
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undefine(`len') |
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') |
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define(`dirof', `patsubst(`$1', `[/\\][^/\\]*$', `')') |
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ifdef(`__dir__', `', ` |
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define(`__dir__', `dirof(__file__)') |
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') |
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define(`XCACHE_STRS', `($1), (sizeof($1))') |
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define(`XCACHE_STRL', `($1), (sizeof($1) - 1)') |
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define(`SRC', `ifelse(`$1', `', `src', `src->$1')') |
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define(`DST', `ifelse(`$1', `', `dst', `dst->$1')') |
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dnl ============ |
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define(`INDENT', `xc_dprint_indent(indent);') |
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dnl }}} |
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dnl {{{ PTR_FROM_VIRTUAL_EX(1:type, 2:elm) |
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define(`PTR_FROM_VIRTUAL_EX', `$2') |
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dnl }}} |
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dnl {{{ ALLOC(1:dst, 2:type, 3:count=1, 4:clean=false, 5:realtype=$2) |
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define(`ALLOC', ` |
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pushdef(`COUNT', `ifelse(`$3', `', `1', `$3')') |
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ifdef(`ALLOC_SIZE_HELPER', ` |
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pushdef(`SIZE', `ALLOC_SIZE_HELPER()') |
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', ` |
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pushdef(`SIZE', `sizeof($2)ifelse(`$3', `', `', ` * $3')') |
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') |
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pushdef(`REALTYPE', `ifelse(`$5', , `$2', `$5')') |
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/* allocate */ |
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IFCALC(` |
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IFAUTOCHECK(` |
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{ |
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unsigned long allocsize = SIZE, allocline = __LINE__; |
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xc_vector_push_back(&processor->allocsizes, &allocsize); |
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xc_vector_push_back(&processor->allocsizes, &allocline); |
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} |
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') |
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processor->size = (size_t) ALIGN(processor->size); |
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processor->size += SIZE; |
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') |
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IFSTORE(` |
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IFAUTOCHECK(`{ |
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if (!xc_vector_size(&processor->allocsizes)) { |
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fprintf(stderr, "mismatch `$@' at line %d\n", __LINE__); |
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} |
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else { |
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unsigned long expect = xc_vector_pop_back(unsigned long, &processor->allocsizes); |
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unsigned long atline = xc_vector_pop_back(unsigned long, &processor->allocsizes); |
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unsigned long real = SIZE; |
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if (expect != real) { |
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fprintf(stderr, "mismatch `$@' at line %d(was %lu): real %lu - expect %lu = %lu\n", __LINE__, atline, real, expect, real - expect); |
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} |
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} |
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}') |
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ifdef(`DEBUG_SIZE', ` { |
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void *oldp = processor->p; |
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') |
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$1 = (REALTYPE *) (processor->p = (char *) ALIGN(processor->p)); |
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ifelse(`$4', `', ` |
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IFAUTOCHECK(`memsetptr($1, (void *) (unsigned long) __LINE__, SIZE);') |
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', ` |
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memset($1, 0, SIZE); |
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') |
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processor->p += SIZE; |
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ifdef(`DEBUG_SIZE', ` |
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xc_totalsize += (char *) processor->p - (char *) oldp; |
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fprintf(stderr, "%d\t%d\t`'SIZE()\n", (char *) processor->p - (char *) oldp, xc_totalsize); |
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} |
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') |
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') |
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IFRESTORE(`ifelse(`$4', `', ` |
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ifelse( |
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REALTYPE*COUNT, `zval*1', `ALLOC_ZVAL($1);', |
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REALTYPE*COUNT, `HashTable*1', `ALLOC_HASHTABLE($1);', |
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`', `', `$1 = (REALTYPE *) emalloc(SIZE);') |
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IFAUTOCHECK(`memsetptr($1, (void *) __LINE__, SIZE);') |
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', ` |
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$1 = (REALTYPE *) ecalloc(COUNT, sizeof($2)); |
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') |
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') |
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popdef(`REALTYPE') |
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popdef(`COUNT') |
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popdef(`SIZE') |
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') |
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dnl CALLOC(1:dst, 2:type [, 3:count=1, 4:realtype=$2 ]) |
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define(`CALLOC', `ALLOC(`$1', `$2', `$3', `1', `$4')') |
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dnl }}} |
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dnl {{{ PROC_CLASS_ENTRY_P(1:elm) |
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define(`PROC_CLASS_ENTRY_P', `PROC_CLASS_ENTRY_P_EX(`DST(`$1')', `SRC(`$1')', `$1')`'DONE(`$1')') |
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dnl PROC_CLASS_ENTRY_P_EX(1:dst, 2:src, 3:elm-name) |
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define(`PROC_CLASS_ENTRY_P_EX', ` |
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if ($2) { |
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IFSTORE(`$1 = (zend_class_entry *) xc_get_class_num(processor, $2);') |
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IFRESTORE(`$1 = xc_get_class(processor, (zend_ulong) $2);') |
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#ifdef IS_UNICODE |
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IFDASM(`add_assoc_unicodel_ex(DST(), XCACHE_STRS("$3"), ZSTR_U($2->name), $2->name_length, 1);') |
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#else |
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IFDASM(`add_assoc_stringl_ex(DST(), XCACHE_STRS("$3"), (char *) $2->name, $2->name_length, 1);') |
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#endif |
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} |
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else { |
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COPYNULL_EX(`$1', `$3') |
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} |
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') |
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dnl }}} |
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dnl {{{ IFAUTOCHECKEX |
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define(`IFAUTOCHECKEX', `ifdef(`XCACHE_ENABLE_TEST', `$1', `$2')') |
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dnl }}} |
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dnl {{{ IFAUTOCHECK |
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define(`IFAUTOCHECK', `IFAUTOCHECKEX(` |
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#ifndef NDEBUG |
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$1 |
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#endif |
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')') |
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dnl }}} |
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dnl {{{ DBG |
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define(`DBG', `ifdef(`XCACHE_ENABLE_TEST', ` |
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/* `$1' */ |
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')') |
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dnl }}} |
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dnl {{{ EXPORT(1:code) |
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define(`EXPORT', `/* export: $1 :export */') |
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define(`EXPORTED', `EXPORT(`$1') |
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$1') |
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define(`EXPORTED_FUNCTION', `EXPORT(`$1;') |
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$1') |
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dnl }}} |
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dnl {{{ EXPORT_PROCESSOR(1:type, 2:processor) |
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define(`EXPORT_PROCESSOR', `define(`EXPORT_$1_$2', 1)') |
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dnl }}} |
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dnl {{{ RELOCATE(1:type, 2:ele) |
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define(`RELOCATE', `RELOCATE_EX(`$1', `DST(`$2')')') |
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dnl }}} |
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dnl {{{ RELOCATE_EX(1:type, 2:dst) |
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define(`RELOCATE_EX', `') |
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dnl }}} |
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dnl {{{ IFNOTMEMCPY |
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define(`IFNOTMEMCPY', `ifdef(`USEMEMCPY', `', `$1')') |
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dnl }}} |
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dnl {{{ COPY |
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define(`COPY', `IFNOTMEMCPY(`IFCOPY(`DST(`$1') = SRC(`$1');')')DONE(`$1')') |
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dnl }}} |
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dnl {{{ COPY_N_EX(1:count, 2:type, 3:dst) |
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define(`COPY_N_EX', ` |
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ALLOC(`DST(`$3')', `$2', `SRC(`$1')') |
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IFCOPY(` |
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memcpy(DST(`$3'), SRC(`$3'), sizeof(DST(`$3[0]')) * SRC(`$1')); |
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') |
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') |
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dnl }}} |
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dnl {{{ COPYPOINTER |
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define(`COPYPOINTER', `COPY(`$1')') |
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dnl }}} |
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dnl {{{ SETNULL_EX |
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define(`SETNULL_EX', ` |
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IFDASM(` |
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ifelse(`$2', `[]', ` |
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add_next_index_null(DST()); |
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', ` |
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add_assoc_null_ex(DST(), XCACHE_STRS("ifelse(`$2', `', `$1', `$2')")); |
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') |
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') |
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IFCOPY(`$1 = NULL;') |
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') |
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define(`SETNULL', `SETNULL_EX(`DST(`$1')')DONE(`$1')') |
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dnl }}} |
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dnl {{{ COPYNULL_EX(1:dst, 2:elm-name) |
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define(`COPYNULL_EX', ` |
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IFDASM(` |
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ifelse(`$2', `[]', ` |
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add_next_index_null(DST()); |
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', ` |
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add_assoc_null_ex(DST(), XCACHE_STRS("ifelse(`$2', `', `$1', `$2')")); |
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') |
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') |
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IFNOTMEMCPY(`IFCOPY(`$1 = NULL;')') |
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assert(patsubst($1, DST(), SRC()) == NULL); |
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') |
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dnl }}} |
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dnl {{{ COPYNULL(1:elm) |
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define(`COPYNULL', ` |
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COPYNULL_EX(`DST(`$1')', `$1')DONE(`$1') |
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') |
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dnl }}} |
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dnl {{{ COPYZERO_EX(1:dst, 2:elm-name) |
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define(`COPYZERO_EX', ` |
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IFDASM(`add_assoc_long_ex(DST(), XCACHE_STRS("$2"), 0);') |
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IFNOTMEMCPY(`IFCOPY(`$1 = 0;')') |
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assert(patsubst($1, DST(), SRC()) == 0); |
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') |
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dnl }}} |
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dnl {{{ COPYZERO(1:elm) |
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define(`COPYZERO', ` |
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COPYZERO_EX(`DST(`$1')', `$1')DONE(`$1') |
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') |
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dnl }}} |
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dnl {{{ LIST_DIFF(1:left-list, 2:right-list) |
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define(`foreach', |
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`pushdef(`$1')_foreach(`$1', `$2', `$3')popdef(`$1')') |
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define(`_arg1', `$1') |
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define(`_foreach', |
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`ifelse(`$2', `()', , |
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`define(`$1', _arg1$2)$3`'_foreach(`$1', |
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(shift$2), |
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`$3')')') |
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define(`LIST_DIFF', `dnl |
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foreach(`i', `($1)', `pushdef(`item_'defn(`i'))')dnl allocate variable for items in $1 |
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foreach(`i', `($2)', `pushdef(`item_'defn(`i'))undefine(`item_'defn(`i'))')dnl allocate variable for items in $2, and undefine it |
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foreach(`i', `($1)', `ifdef(`item_'defn(`i'), `defn(`i') ')')dnl see what is still defined |
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foreach(`i', `($2)', `define(`item_'defn(`i'))popdef(`item_'defn(`i'))')dnl |
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foreach(`i', `($1)', `popdef(`item_'defn(`i'))')dnl |
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') |
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dnl }}} |
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dnl {{{ DONE_* |
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define(`DONE_SIZE', `IFAUTOCHECK(`dnl |
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xc_autocheck_done_size += (int) $1`'; |
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xc_autocheck_done_count ++; |
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')') |
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define(`DONE', ` |
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define(`ELEMENTS_DONE', defn(`ELEMENTS_DONE')`,"$1"') |
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IFAUTOCHECK(`dnl |
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if (zend_u_hash_exists(&xc_autocheck_done_names, IS_STRING, "$1", sizeof("$1"))) { |
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fprintf(stderr |
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, "duplicate field at %s `#'%d FUNC_NAME`' : %s\n" |
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, __FILE__, __LINE__ |
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, "$1" |
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); |
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} |
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else { |
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zend_uchar b = 1; |
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zend_hash_add(&xc_autocheck_done_names, "$1", sizeof("$1"), (void*)&b, sizeof(b), NULL); |
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} |
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') |
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DONE_SIZE(`sizeof(SRC(`$1'))') |
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') |
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define(`DISABLECHECK', ` |
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pushdef(`DONE_SIZE') |
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pushdef(`DONE') |
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$1 |
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popdef(`DONE_SIZE') |
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popdef(`DONE') |
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') |
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dnl }}} |
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dnl {{{ IF** |
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define(`IFCALC', `ifelse(PROCESSOR_TYPE, `calc', `$1', `$2')') |
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define(`IFSTORE', `ifelse(PROCESSOR_TYPE, `store', `$1', `$2')') |
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define(`IFCALCSTORE', `IFSTORE(`$1', `IFCALC(`$1', `$2')')') |
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define(`IFRESTORE', `ifelse(PROCESSOR_TYPE, `restore', `$1', `$2')') |
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define(`IFCOPY', `IFSTORE(`$1', `IFRESTORE(`$1', `$2')')') |
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define(`IFCALCCOPY', `IFCALC(`$1', `IFCOPY(`$1', `$2')')') |
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define(`PROCRELOCATE', `ifelse(PROCESSOR_TYPE, `relocate', `$1', `$2')') |
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define(`IFRELOCATE', `ifelse(defn(`RELOCATE_EX'), `', `$2', `$1')') |
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define(`IFDPRINT', `ifelse(PROCESSOR_TYPE, `dprint', `$1', `$2')') |
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define(`IFDASM', `ifelse(PROCESSOR_TYPE, `dasm', `$1', `$2')') |
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dnl }}} |
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EXPORT_PROCESSOR(`dasm', `zend_op_array') |
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EXPORT_PROCESSOR(`dasm', `zend_function') |
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EXPORT_PROCESSOR(`dasm', `zend_class_entry') |
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EXPORT_PROCESSOR(`dasm', `zend_ast') |
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EXPORT_PROCESSOR(`dprint', `zval') |
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include(__dir__`/hashtable.m4') |
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include(__dir__`/string.m4') |
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include(__dir__`/struct.m4') |
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include(__dir__`/process.m4') |
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include(__dir__`/head.m4') |
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dnl ==== calc ==== |
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REDEF(`PROCESSOR_TYPE', `calc') |
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include(__dir__`/processor.m4') |
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dnl ==== store ==== |
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pushdef(`RELOCATE_EX', `$2 = ptradd($1 *, notnullable($2), processor->relocatediff);') |
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REDEF(`PROCESSOR_TYPE', `store') |
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include(__dir__`/processor.m4') |
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popdef(`RELOCATE_EX') |
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dnl ==== restore ==== |
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REDEF(`PROCESSOR_TYPE', `restore') |
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include(__dir__`/processor.m4') |
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dnl ==== relocate ==== |
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pushdef(`PTR_FROM_VIRTUAL_EX', `ptradd($1 *, notnullable($2), ptrdiff)') |
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pushdef(`RELOCATE_EX', `$2 = ptradd($1 *, notnullable($2), relocatediff);') |
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pushdef(`SRC', defn(`DST')) |
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REDEF(`PROCESSOR_TYPE', `relocate') |
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include(__dir__`/processor.m4') |
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popdef(`SRC') |
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popdef(`RELOCATE_EX') |
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popdef(`PTR_FROM_VIRTUAL_EX') |
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dnl ==== dprint ==== |
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#ifdef HAVE_XCACHE_DPRINT |
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REDEF(`PROCESSOR_TYPE', `dprint') include(__dir__`/processor.m4') |
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#endif /* HAVE_XCACHE_DPRINT */ |
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dnl ==== dasm ==== |
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#ifdef HAVE_XCACHE_DISASSEMBLER |
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REDEF(`PROCESSOR_TYPE', `dasm') include(__dir__`/processor.m4') |
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#endif /* HAVE_XCACHE_DISASSEMBLER */ |
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undefine(`PROCESSOR_TYPE') |
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include(__dir__`/foot.m4') |
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ifdef(`EXIT_PENDING', `m4exit(EXIT_PENDING)')
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