#include "php_psi.h"
#include "parser.h"
-#include "libjit.h"
-#include "libffi.h"
+#if HAVE_LIBJIT
+# include "libjit.h"
+# ifndef HAVE_LIBFFI
+# define PSI_ENGINE "jit"
+# endif
+#endif
+#if HAVE_LIBFFI
+# include "libffi.h"
+# define PSI_ENGINE "ffi"
+#endif
ZEND_DECLARE_MODULE_GLOBALS(psi);
PHP_INI_BEGIN()
- STD_PHP_INI_ENTRY("psi.engine", "ffi", PHP_INI_SYSTEM, OnUpdateString, engine, zend_psi_globals, psi_globals)
- STD_PHP_INI_ENTRY("psi.directory", "psis", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
+ STD_PHP_INI_ENTRY("psi.engine", PSI_ENGINE, PHP_INI_SYSTEM, OnUpdateString, engine, zend_psi_globals, psi_globals)
+ STD_PHP_INI_ENTRY("psi.directory", "psi.d", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
PHP_INI_END();
void psi_error(int type, const char *msg, ...)
php_error(type, buf);
}
+size_t psi_t_alignment(token_t t)
+{
+#define PSI_ALIGNOF(T) case PSI_T_## T: return ALIGNOF_## T ##_T;
+ switch (t) {
+ PSI_ALIGNOF(INT8);
+ PSI_ALIGNOF(UINT8);
+ PSI_ALIGNOF(INT16);
+ PSI_ALIGNOF(UINT16);
+ PSI_ALIGNOF(INT32);
+ PSI_ALIGNOF(UINT32);
+ PSI_ALIGNOF(INT64);
+ PSI_ALIGNOF(UINT64);
+ case PSI_T_FLOAT:
+ return ALIGNOF_FLOAT;
+ case PSI_T_DOUBLE:
+ return ALIGNOF_DOUBLE;
+ case PSI_T_POINTER:
+ return ALIGNOF_VOID_P;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+}
+
+size_t psi_t_size(token_t t)
+{
+#define PSI_SIZEOF(T) case PSI_T_## T : return SIZEOF_## T ##_T;
+ switch (t) {
+ PSI_SIZEOF(INT8);
+ PSI_SIZEOF(UINT8);
+ PSI_SIZEOF(INT16);
+ PSI_SIZEOF(UINT16);
+ PSI_SIZEOF(INT32);
+ PSI_SIZEOF(UINT32);
+ PSI_SIZEOF(INT64);
+ PSI_SIZEOF(UINT64);
+ case PSI_T_FLOAT:
+ return SIZEOF_FLOAT;
+ case PSI_T_DOUBLE:
+ return SIZEOF_DOUBLE;
+ case PSI_T_POINTER:
+ return SIZEOF_VOID_P;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+}
+
+size_t psi_t_align(token_t t, size_t s)
+{
+ size_t a = psi_t_alignment(t);
+ return ((s - 1) | (a - 1)) + 1;
+}
+
int psi_internal_type(impl_type *type)
{
switch (type->type) {
return n;
}
-void psi_to_int(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
+void psi_to_bool(zval *return_value, set_value *set, impl_val *ret_val)
+{
+ psi_to_int(return_value, set, ret_val);
+ convert_to_boolean(return_value);
+}
+
+void psi_to_int(zval *return_value, set_value *set, impl_val *ret_val)
{
+ decl_var *var = set->vars->vars[0];
+ token_t t = real_decl_type(var->arg->type)->type;
+ impl_val *v = deref_impl_val(ret_val, var);
+
switch (t) {
case PSI_T_FLOAT:
- RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
+ RETVAL_DOUBLE((double) v->fval);
convert_to_long(return_value);
break;
case PSI_T_DOUBLE:
- RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
+ RETVAL_DOUBLE(v->dval);
convert_to_long(return_value);
break;
- default:
- RETVAL_LONG(deref_impl_val(ret_val, var)->lval);
- }
-}
-
-void psi_to_double(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
-{
- switch (t) {
- case PSI_T_FLOAT:
- RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
+ case PSI_T_INT8:
+ RETVAL_LONG(v->i8);
break;
- case PSI_T_DOUBLE:
- RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
+ case PSI_T_UINT8:
+ RETVAL_LONG(v->u8);
break;
- default:
- RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->lval);
+ case PSI_T_INT16:
+ RETVAL_LONG(v->i16);
break;
- }
-}
+ case PSI_T_UINT16:
+ RETVAL_LONG(v->u16);
+ break;
+ case PSI_T_INT32:
+ RETVAL_LONG(v->i32);
+ break;
+ case PSI_T_UINT32:
+#if UINT32_MAX >= ZEND_LONG_MAX
+ if (v->u32 > ZEND_LONG_MAX) {
+ char d[12] = {0};
-void psi_to_string(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
-{
- switch (t) {
- case PSI_T_INT8:
- case PSI_T_UINT8:
- if (!var->arg->var->pointer_level) {
- RETVAL_STRINGL(&ret_val->cval, 1);
+ RETVAL_STRING(zend_print_ulong_to_buf(&d[10], v->u32));
} else {
- ret_val = deref_impl_val(ret_val, var);
- if (ret_val && ret_val->ptr) {
- RETVAL_STRING(ret_val->ptr);
- } else {
- RETVAL_EMPTY_STRING();
- }
+#endif
+ RETVAL_LONG(v->u32);
+#if UINT32_MAX >= ZEND_LONG_MAX
}
+#endif
break;
- case PSI_T_FLOAT:
- RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
- convert_to_string(return_value);
- break;
- case PSI_T_DOUBLE:
- RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
- convert_to_string(return_value);
+ case PSI_T_INT64:
+ RETVAL_LONG(v->i64);
break;
- default:
- RETVAL_LONG(deref_impl_val(ret_val, var)->lval);
- convert_to_string(return_value);
+ case PSI_T_UINT64:
+ if (v->u64 > ZEND_LONG_MAX) {
+ char d[24] = {0};
+
+ RETVAL_STRING(zend_print_ulong_to_buf(&d[22], v->u64));
+ } else {
+ RETVAL_LONG(v->u64);
+ }
break;
+ EMPTY_SWITCH_DEFAULT_CASE();
}
}
-size_t psi_t_alignment(token_t t)
+void psi_to_double(zval *return_value, set_value *set, impl_val *ret_val)
{
- size_t align;
-#define PSI_TAS_D(T) struct PSI_TAS_ ##T { \
- char c; \
- T x; \
-}
-#define PSI_TAS_P(T) struct PSI_TAS_ ## T ## _pointer { \
- char c; \
- T *x; \
-}
-#define PSI_TAS_C(T) align = offsetof(struct PSI_TAS_ ##T, x)
-#define PSI_TAS_CASE(T) { \
- PSI_TAS_D(T); \
- PSI_TAS_C(T); \
-}
+ decl_var *var = set->vars->vars[0];
+ token_t t = real_decl_type(var->arg->type)->type;
+ impl_val *v = deref_impl_val(ret_val, var);
+
switch (t) {
+ case PSI_T_FLOAT:
+ RETVAL_DOUBLE((double) v->fval);
+ break;
+ case PSI_T_DOUBLE:
+ RETVAL_DOUBLE(v->dval);
+ break;
case PSI_T_INT8:
- PSI_TAS_CASE(int8_t);
+ RETVAL_DOUBLE((double) v->i8);
break;
case PSI_T_UINT8:
- PSI_TAS_CASE(uint8_t);
+ RETVAL_DOUBLE((double) v->u8);
break;
case PSI_T_INT16:
- PSI_TAS_CASE(int16_t);
+ RETVAL_DOUBLE((double) v->i16);
break;
case PSI_T_UINT16:
- PSI_TAS_CASE(uint16_t);
+ RETVAL_DOUBLE((double) v->u16);
break;
case PSI_T_INT32:
- PSI_TAS_CASE(int32_t);
+ RETVAL_DOUBLE((double) v->i32);
break;
case PSI_T_UINT32:
- PSI_TAS_CASE(uint32_t);
+ RETVAL_DOUBLE((double) v->u32);
break;
case PSI_T_INT64:
- PSI_TAS_CASE(int64_t);
+ RETVAL_DOUBLE((double) v->i64);
break;
case PSI_T_UINT64:
- PSI_TAS_CASE(uint64_t);
- break;
- case PSI_T_FLOAT:
- PSI_TAS_CASE(float);
- break;
- case PSI_T_DOUBLE:
- PSI_TAS_CASE(double);
- break;
- case PSI_T_POINTER:
- {
- PSI_TAS_P(char);
- PSI_TAS_C(char_pointer);
- }
+ RETVAL_DOUBLE((double) v->u64);
break;
EMPTY_SWITCH_DEFAULT_CASE();
}
-
- return align;
}
-size_t psi_t_size(token_t t)
+void psi_to_string(zval *return_value, set_value *set, impl_val *ret_val)
{
- size_t size;
+ decl_var *var = set->vars->vars[0];
+ token_t t = real_decl_type(var->arg->type)->type;
switch (t) {
case PSI_T_INT8:
case PSI_T_UINT8:
- size = 1;
- break;
- case PSI_T_INT16:
- case PSI_T_UINT16:
- size = 2;
- break;
- case PSI_T_INT:
- size = sizeof(int);
- break;
- case PSI_T_INT32:
- case PSI_T_UINT32:
- size = 4;
- break;
- case PSI_T_INT64:
- case PSI_T_UINT64:
- size = 8;
- break;
+ if (!var->arg->var->pointer_level) {
+ RETVAL_STRINGL(&ret_val->cval, 1);
+ } else {
+ ret_val = deref_impl_val(ret_val, var);
+ if (ret_val && ret_val->ptr) {
+ RETVAL_STRING(ret_val->ptr);
+ } else {
+ RETVAL_EMPTY_STRING();
+ }
+ }
+ return;
case PSI_T_FLOAT:
- size = sizeof(float);
+ RETVAL_DOUBLE((double) deref_impl_val(ret_val, var)->fval);
break;
case PSI_T_DOUBLE:
- size = sizeof(double);
+ RETVAL_DOUBLE(deref_impl_val(ret_val, var)->dval);
break;
- case PSI_T_POINTER:
- size = sizeof(char *);
+ default:
+ psi_to_int(return_value, set, ret_val);
break;
- EMPTY_SWITCH_DEFAULT_CASE();
}
- return size;
+ convert_to_string(return_value);
}
-size_t psi_t_align(token_t t, size_t s)
-{
- size_t a = psi_t_alignment(t);
- return ((s - 1) | (a - 1)) + 1;
-}
-static impl_val *iterate(impl_val *val, token_t t, unsigned i, impl_val *tmp)
+static impl_val *iterate(impl_val *val, size_t size, unsigned i, impl_val *tmp)
{
- size_t size = psi_t_size(t);
-
memset(tmp, 0, sizeof(*tmp));
- memcpy(tmp, val->ptr + size * i, size);
+ memcpy(tmp, ((void*) val->ptr) + size * i, size);
return tmp;
}
return mem;
}
-void psi_to_array(zval *return_value, token_t t, impl_val *ret_val, decl_var *var)
+static inline impl_val *struct_member_ref(decl_arg *set_arg, impl_val *struct_ptr, impl_val **to_free) {
+ void *ptr = (char *) struct_ptr->ptr + set_arg->layout->pos;
+ impl_val *val = enref_impl_val(ptr, set_arg->var);
+
+ if (val != ptr) {
+ *to_free = val;
+ }
+
+ return val;
+}
+void psi_to_array(zval *return_value, set_value *set, impl_val *r_val)
{
- zval ele;
- unsigned i;
- impl_val tmp;
+ size_t i;
+ decl_var *var = set->vars->vars[0];
+ token_t t = real_decl_type(var->arg->type)->type;
+ impl_val tmp, *ret_val = deref_impl_val(r_val, var);
array_init(return_value);
if (t == PSI_T_STRUCT) {
- decl_struct *s = real_decl_type(var->arg->type)->strct;
- ret_val = deref_impl_val(ret_val, var);
+ // decl_struct *s = real_decl_type(var->arg->type)->strct;
- ZEND_ASSERT(s);
- for (i = 0; i < s->args->count; ++i) {
- decl_arg *darg = s->args->args[i];
- impl_val tmp, tmp_ptr;
- zval ztmp;
- char *ptr = (char *) ret_val->ptr + darg->layout->pos;
+ if (set->count) {
+ /* explicit member casts */
+ for (i = 0; i < set->count; ++i) {
+ set_value *sub_set = set->inner[i];
+ decl_var *sub_var = sub_set->vars->vars[0];
- tmp_ptr.ptr = &tmp;
- memset(&tmp, 0, sizeof(tmp));
- memcpy(&tmp, ptr, darg->layout->len);
- switch (real_decl_type(darg->type)->type) {
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- psi_to_double(&ztmp, real_decl_type(darg->type)->type, &tmp, darg->var);
- break;
- case PSI_T_INT8:
- case PSI_T_UINT8:
- if (darg->var->pointer_level) {
- psi_to_string(&ztmp, real_decl_type(darg->type)->type, &tmp_ptr, darg->var);
- break;
+ sub_set->outer.val = r_val;
+
+ if (sub_var->arg) {
+ impl_val *tmp = NULL, *val;
+ zval ztmp;
+
+ val = deref_impl_val(struct_member_ref(sub_var->arg, ret_val, &tmp), sub_var);
+ sub_set->func->handler(&ztmp, sub_set, val);
+ add_assoc_zval(return_value, sub_var->name, &ztmp);
+
+ if (tmp) {
+ free(tmp);
+ }
}
- /* no break */
- case PSI_T_INT16:
- case PSI_T_UINT16:
- case PSI_T_INT32:
- case PSI_T_UINT32:
- case PSI_T_INT64:
- case PSI_T_UINT64:
- psi_to_int(&ztmp, real_decl_type(darg->type)->type, &tmp, darg->var);
+ }
+ }
+ return;
+ }
+
+ if (var->arg->var->array_size) {
+ /* to_array(foo[NUMBER]) */
+ for (i = 0; i < var->arg->var->array_size; ++i) {
+ size_t size = psi_t_size(var->arg->var->pointer_level > 1 ? PSI_T_POINTER : t);
+ impl_val *ptr = iterate(ret_val, size, i, &tmp);
+ zval ele;
+
+ switch (t) {
+ case PSI_T_FLOAT:
+ ZVAL_DOUBLE(&ele, (double) ptr->fval);
break;
- case PSI_T_STRUCT:
- psi_to_array(&ztmp, real_decl_type(darg->type)->type, &tmp_ptr, darg->var);
+ case PSI_T_DOUBLE:
+ ZVAL_DOUBLE(&ele, ptr->dval);
break;
default:
- printf("t=%d\n", real_decl_type(darg->type)->type);
- abort();
+ ZVAL_LONG(&ele, ptr->lval);
+ break;
}
- add_assoc_zval(return_value, darg->var->name, &ztmp);
+
+ add_next_index_zval(return_value, &ele);
}
return;
- }
- ret_val = deref_impl_val(ret_val, var);
- for (i = 0; i < var->arg->var->array_size; ++i) {
- impl_val *ptr = iterate(ret_val, t, i, &tmp);
+ } else if (set->vars->count > 1) {
+ /* to_array(arr_var, cnt_var[, cnt_var...], to_int(*arr_var))
+ * check for length in second var
+ */
+ size_t count = 0;
+ zval ele;
- switch (t) {
- case PSI_T_FLOAT:
- ZVAL_DOUBLE(&ele, (double) ptr->fval);
- break;
- case PSI_T_DOUBLE:
- ZVAL_DOUBLE(&ele, ptr->dval);
- break;
- default:
- ZVAL_LONG(&ele, ptr->lval);
- break;
+ if (set->outer.set) {
+ /* struct */
+ for (i = 1; i < set->vars->count; ++i) {
+ impl_val *tmp = NULL, *cnt_val;
+ decl_var *cnt_var = set->vars->vars[i];
+
+ cnt_val = struct_member_ref(cnt_var->arg, set->outer.val, &tmp);
+ count += deref_impl_val(cnt_val, cnt_var)->lval;
+
+ if (tmp) {
+ free(tmp);
+ }
+ }
+ } else {
+ ZEND_ASSERT(0);
}
- add_next_index_zval(return_value, &ele);
+ for (i = 0; i < count; ++i) {
+ size_t size = psi_t_size(var->arg->var->pointer_level ? PSI_T_POINTER : t);
+ impl_val *ptr = iterate(ret_val, size, i, &tmp);
+
+ set->inner[0]->func->handler(&ele, set->inner[0], ptr);
+ add_next_index_zval(return_value, &ele);
+ }
+ } else {
+ ZEND_ASSERT(0);
}
+
}
-ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, impl *impl)
+static inline ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, impl *impl)
{
impl_arg *iarg;
return SUCCESS;
}
-void *psi_do_calloc(let_calloc *alloc)
+static inline void *psi_do_calloc(let_calloc *alloc)
{
decl_type *type = real_decl_type(alloc->type);
size_t size;
return ecalloc(alloc->n, size);
}
-void *psi_do_let(decl_arg *darg)
+static inline void *psi_do_let(decl_arg *darg)
{
impl_arg *iarg = darg->let->arg;
impl_val *arg_val;
}
}
-void psi_do_set(zval *return_value, set_value *set)
+static inline void psi_do_set(zval *return_value, set_value *set)
{
- impl_val *val = (impl_val *) &set->vars->vars[0]->arg->let->ptr;
-
ZVAL_DEREF(return_value);
zval_dtor(return_value);
- switch (func->type) {
- case PSI_T_TO_STRING:
- psi_to_string(return_value, real_decl_type(vars->vars[0]->arg->type)->type, val, vars->vars[0]);
- break;
- case PSI_T_TO_ARRAY:
- psi_to_array(return_value, real_decl_type(vars->vars[0]->arg->type)->type, val, vars->vars[0]);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
+ set->func->handler(return_value, set, set->vars->vars[0]->arg->let->ptr);
}
-void psi_do_return(return_stmt *ret, impl_val *ret_val, zval *return_value)
+static inline void psi_do_return(zval *return_value, return_stmt *ret, impl_val *ret_val)
{
- switch (ret->func->type) {
- case PSI_T_TO_STRING:
- psi_to_string(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
- break;
- case PSI_T_TO_INT:
- psi_to_int(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
- break;
- case PSI_T_TO_ARRAY:
- psi_to_array(return_value, real_decl_type(impl->decl->func->type)->type, ret_val, ret->decl);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
+ ret->set->func->handler(return_value, ret->set, ret_val);
}
-void psi_do_free(free_stmt *fre)
+static inline void psi_do_free(free_stmt *fre)
{
- size_t i;
+ size_t i, j;
+ impl_val dummy;
- for (i = 0; i < fre->vars->count; ++i) {
- decl_var *dvar = fre->vars->vars[i];
+ for (i = 0; i < fre->calls->count; ++i) {
+ free_call *f = fre->calls->list[i];
- if (dvar->arg && dvar->arg->let->out.ptr) {
- free(dvar->arg->let->out.ptr);
- dvar->arg->let->out.ptr = NULL;
+ for (j = 0; j < f->vars->count; ++j) {
+ decl_var *dvar = f->vars->vars[j];
+ decl_arg *darg = dvar->arg;
+
+ f->decl->call.args[j] = &darg->let->out;
}
+
+ /* FIXME: check in validate_* that free functions return scalar */
+ PSI_ContextCall(&PSI_G(context), &dummy, f->decl);
}
}
-void psi_do_clean(impl *impl)
+static inline void psi_do_clean(impl *impl)
{
size_t i;
}
}
+void psi_call(zend_execute_data *execute_data, zval *return_value, impl *impl)
+{
+ impl_val ret_val;
+ size_t i;
+
+ if (SUCCESS != psi_parse_args(execute_data, impl)) {
+ return;
+ }
+
+ if (impl->decl->args) {
+ for (i = 0; i < impl->decl->args->count; ++i) {
+ decl_arg *darg = impl->decl->args->args[i];
+
+ impl->decl->call.args[i] = psi_do_let(darg);
+ }
+ }
+
+ memset(&ret_val, 0, sizeof(ret_val));
+ PSI_ContextCall(&PSI_G(context), &ret_val, impl->decl);
+
+ psi_do_return(return_value, impl->stmts->ret.list[0], &ret_val);
+
+ for (i = 0; i < impl->stmts->set.count; ++i) {
+ set_stmt *set = impl->stmts->set.list[i];
+
+ if (set->arg->_zv) {
+ psi_do_set(set->arg->_zv, set->val);
+ }
+ }
+
+ for (i = 0; i < impl->stmts->fre.count; ++i) {
+ free_stmt *fre = impl->stmts->fre.list[i];
+
+ psi_do_free(fre);
+ }
+
+ psi_do_clean(impl);
+}
+
PHP_MINIT_FUNCTION(psi)
{
- PSI_ContextOps *ops;
+ PSI_ContextOps *ops = NULL;
REGISTER_INI_ENTRIES();
+#ifdef HAVE_LIBJIT
if (!strcasecmp(PSI_G(engine), "jit")) {
ops = PSI_Libjit();
- } else {
+ } else
+#endif
+#ifdef HAVE_LIBFFI
ops = PSI_Libffi();
+#endif
+
+ if (!ops) {
+ php_error(E_WARNING, "No PSI engine found");
+ return FAILURE;
}
PSI_ContextInit(&PSI_G(context), ops, psi_error);
PSI_ContextBuild(&PSI_G(context), PSI_G(directory));
+ if (psi_check_env("PSI_DUMP")) {
+ PSI_ContextDump(&PSI_G(context), STDOUT_FILENO);
+ }
+
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(psi)
projects / m6w6 / ext-psi / blobdiff