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rebuild zend_try_catch_element 

git-svn-id: svn://svn.lighttpd.net/xcache/trunk@330 c26eb9a1-5813-0410-bd6c-c2e55f420ca7
This commit is contained in:
Xuefer 2006-12-16 12:10:15 +00:00
parent 563648330f
commit f0b0fb8120
1 changed files with 31 additions and 5 deletions
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36
optimizer.c
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@ -224,8 +224,16 @@ static void bb_print(bb_t *bb, zend_op *opcodes) /* {{{ */
/* }}} */
#endif
#define bbs_get(bbs, n) ((bb_t *) xc_stack_get(bbs, n))
#define bbs_count(bbs) xc_stack_count(bbs)
static bb_t *bbs_get(bbs_t *bbs, int n) /* {{{ */
{
return (bb_t *) xc_stack_get(bbs, n);
}
/* }}} */
static int bbs_count(bbs_t *bbs) /* {{{ */
{
return xc_stack_count(bbs);
}
/* }}} */
static void bbs_destroy(bbs_t *bbs) /* {{{ */
{
bb_t *bb;
@ -397,9 +405,11 @@ static int bbs_build_from(bbs_t *bbs, zend_op_array *op_array, int count) /* {{{
return SUCCESS;
}
/* }}} */
static void bbs_restore_opnum(bbs_t *bbs) /* {{{ */
static void bbs_restore_opnum(bbs_t *bbs, zend_op_array *op_array) /* {{{ */
{
int i;
bbid_t lasttrybbid;
for (i = 0; i < bbs_count(bbs); i ++) {
op_flowinfo_t fi;
bb_t *bb = bbs_get(bbs, i);
@ -421,7 +431,23 @@ static void bbs_restore_opnum(bbs_t *bbs) /* {{{ */
}
}
/* TODO: rebuild zend_try_catch_element here */
lasttrybbid = BBID_INVALID;
op_array->last_try_catch = 0;
for (i = 0; i < bbs_count(bbs); i ++) {
bb_t *bb = bbs_get(bbs, i);
if (lasttrybbid != bb->catch) {
if (lasttrybbid != BBID_INVALID) {
int try_catch_offset = op_array->last_try_catch ++;
op_array->try_catch_array = erealloc(op_array->try_catch_array, sizeof(zend_try_catch_element) * op_array->last_try_catch);
op_array->try_catch_array[try_catch_offset].try_op = bbs_get(bbs, lasttrybbid)->opnum;
op_array->try_catch_array[try_catch_offset].catch_op = bbs_get(bbs, bb->id)->opnum;
}
lasttrybbid = bb->catch;
}
}
/* it is impossible to have last bb catched */
}
/* }}} */
@ -455,7 +481,7 @@ static int xc_optimize_op_array(zend_op_array *op_array TSRMLS_DC) /* {{{ */
bb_t *bb = bbs_get(&bbs, i);
bb->opnum = bb->opcodes - op_array->opcodes;
}
bbs_restore_opnum(&bbs);
bbs_restore_opnum(&bbs, op_array);
}
bbs_destroy(&bbs);
}