+/*******************************************************************************
+ Copyright (c) 2016, Michael Wallner <mike@php.net>.
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#else
+# include "php_config.h"
+#endif
+#include "context.h"
+#include "call.h"
#include "php.h"
-#include "libjit.h"
-#include "parser_proc.h"
-#include "parser.h"
+#ifdef HAVE_LIBJIT
+
+#include "libjit.h"
#include <jit/jit.h>
-static void init(PSI_Context *C)
-{
- C->context = jit_context_create();
-}
+#if HAVE_INT128
+static jit_type_t jit_type_llong;
+static jit_type_t jit_type_ullong;
+#endif
-static void dtor(PSI_Context *C)
-{
- jit_context_destroy(C->context);
- C->context = NULL;
-}
+struct psi_jit_context {
+ jit_context_t jit;
+ jit_type_t signature;
+};
-static inline size_t impl_num_min_args(impl *impl) {
- size_t i, n = impl->func->args->count;
+struct psi_jit_callback_info {
+ struct psi_jit_impl_info *impl_info;
+ struct psi_let_exp *let_exp;
- for (i = 0; i < impl->func->args->count; ++i) {
- if (impl->func->args->args[i]->def) {
- --n;
- }
- }
- return n;
-}
+ void *closure;
+};
-static inline jit_abi_t psi_jit_abi(const char *convention) {
- return jit_abi_cdecl;
-}
-static inline jit_type_t psi_jit_type(token_t t) {
+struct psi_jit_decl_info {
+ jit_type_t signature;
+ struct psi_jit_struct_info *rv_array;
+ void *params[1];
+};
+
+struct psi_jit_extvar_info {
+ struct {
+ jit_type_t signature;
+ void *closure;
+ } get;
+ struct {
+ jit_type_t signature;
+ jit_type_t params[1];
+ void *closure;
+ } set;
+};
+
+struct psi_jit_impl_info {
+ struct psi_context *context;
+ struct psi_call_frame *frame;
+
+ void *closure;
+};
+
+struct psi_jit_struct_info {
+ jit_type_t strct;
+ struct psi_plist *eles;
+};
+
+static inline jit_type_t psi_jit_token_type(token_t t)
+{
switch (t) {
default:
- ZEND_ASSERT(0);
+ assert(0);
/* no break */
case PSI_T_VOID:
return jit_type_void;
- case PSI_T_SINT8:
+ case PSI_T_INT8:
return jit_type_sbyte;
case PSI_T_UINT8:
return jit_type_ubyte;
- case PSI_T_SINT16:
+ case PSI_T_INT16:
return jit_type_short;
case PSI_T_UINT16:
return jit_type_ushort;
- case PSI_T_SINT32:
+ case PSI_T_INT32:
return jit_type_int;
case PSI_T_UINT32:
return jit_type_uint;
- case PSI_T_SINT64:
+ case PSI_T_INT64:
return jit_type_long;
case PSI_T_UINT64:
return jit_type_ulong;
+#if HAVE_INT128
+ case PSI_T_INT128:
+ return jit_type_llong;
+ case PSI_T_UINT128:
+ return jit_type_ullong;
+#endif
case PSI_T_BOOL:
return jit_type_sys_bool;
- case PSI_T_CHAR:
- return jit_type_sys_char;
- case PSI_T_SHORT:
- return jit_type_sys_short;
- case PSI_T_INT:
+ case PSI_T_ENUM:
return jit_type_sys_int;
- case PSI_T_LONG:
- return jit_type_sys_long;
case PSI_T_FLOAT:
return jit_type_sys_float;
case PSI_T_DOUBLE:
return jit_type_sys_double;
+#ifdef HAVE_LONG_DOUBLE
+ case PSI_T_LONG_DOUBLE:
+ return jit_type_sys_long_double;
+#endif
+ case PSI_T_POINTER:
+ case PSI_T_FUNCTION:
+ return jit_type_void_ptr;
}
}
-static inline jit_type_t psi_jit_decl_type(decl_type *type) {
- return psi_jit_type(real_decl_type(type)->type);
-}
-static inline jit_type_t psi_jit_decl_arg_type(decl_arg *darg) {
- if (darg->var->pointer_level) {
+static inline jit_type_t psi_jit_impl_type(token_t impl_type)
+{
+ switch (impl_type) {
+ case PSI_T_BOOL:
+ return jit_type_sbyte;
+ case PSI_T_INT:
+ return jit_type_long;
+ case PSI_T_STRING:
return jit_type_void_ptr;
- } else {
- return psi_jit_decl_type(darg->type);
+ case PSI_T_FLOAT:
+ case PSI_T_DOUBLE:
+ return jit_type_sys_double;
+ EMPTY_SWITCH_DEFAULT_CASE();
}
+ return NULL;
}
-typedef struct PSI_ClosureData {
- void *context;
- impl *impl;
- jit_type_t signature;
- jit_type_t params[1];
-} PSI_ClosureData;
-
-static inline PSI_ClosureData *PSI_ClosureDataAlloc(void *context, impl *impl) {
- size_t i, c = impl->decl->args->count;
- PSI_ClosureData *data = malloc(sizeof(*data) + (c ? c-1 : c) * sizeof(jit_type_t));
+static void psi_jit_type_free(jit_type_t *typ_ptr)
+{
+ jit_type_free(*typ_ptr);
+}
- data->context = context;
- data->impl = impl;
- for (i = 0; i < c; ++i) {
- data->params[i] = psi_jit_decl_arg_type(impl->decl->args->args[i]);
+static inline jit_abi_t psi_jit_abi(zend_string *convention)
+{
+ if (zend_string_equals_literal(convention, "stdcall")) {
+ return jit_abi_stdcall;
}
- data->signature = jit_type_create_signature(
- psi_jit_abi(data->impl->decl->abi->convention),
- psi_jit_decl_arg_type(data->impl->decl->func),
- data->params,
- data->impl->decl->args->count,
- 1);
- return data;
+ if (zend_string_equals_literal(convention, "fastcall")) {
+ return jit_abi_fastcall;
+ }
+ return jit_abi_cdecl;
}
+static void psi_jit_handler(jit_type_t sig, void *result, void **args, void *data)
+{
+ struct psi_impl *impl = data;
+ struct psi_jit_impl_info *info = impl->info;
-static inline impl_val *deref(unsigned level, impl_val *ret_val, decl_arg *darg) {
- unsigned i;
+ psi_context_call(info->context, *(zend_execute_data **)args[0], *(zval **) args[1], impl);
+}
- for (i = level; i < darg->var->pointer_level; ++i && ret_val->ptr) {
- ret_val = *(void **)ret_val;
- }
+static void psi_jit_callback(jit_type_t sig, void *result, void **args, void *data)
+{
+ struct psi_jit_callback_info *cb_info = data;
+ struct psi_call_frame_callback cb_data;
- return ret_val;
-}
-static void to_int(impl_val *ret_val, decl_arg *func, zval *return_value) {
- switch (real_decl_type(func->type)->type) {
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- RETVAL_DOUBLE(deref(0, ret_val, func)->dval);
- convert_to_long(return_value);
- break;
- default:
- RETVAL_LONG(deref(0, ret_val, func)->lval);
- }
-}
-static void to_string(impl_val *ret_val, decl_arg *func, zval *return_value) {
- switch (real_decl_type(func->type)->type) {
- case PSI_T_CHAR:
- case PSI_T_SINT8:
- case PSI_T_UINT8:
- if (!func->var->pointer_level) {
- char chr = ret_val->lval;
- RETVAL_STRINGL(&chr, 1);
- } else {
- ret_val = deref(1, ret_val, func);
- if (ret_val->ptr) {
- RETVAL_STRING(ret_val->ptr);
- } else {
- RETVAL_EMPTY_STRING();
- }
- }
- break;
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- RETVAL_DOUBLE(deref(0, ret_val, func)->dval);
- convert_to_string(return_value);
- break;
- default:
- RETVAL_LONG(deref(0, ret_val, func)->lval);
- convert_to_string(return_value);
- break;
- }
+ assert(cb_info->impl_info->frame);
+
+ cb_data.cb = cb_info->let_exp;
+ cb_data.argc = jit_type_num_params(sig);
+ cb_data.argv = args;
+ cb_data.rval = result;
+
+ psi_call_frame_do_callback(cb_info->impl_info->frame, &cb_data);
}
-static ZEND_RESULT_CODE handle_args(zend_execute_data *execute_data, impl *impl) {
- impl_arg *iarg;
+static bool psi_jit_load(void)
+{
+#if HAVE_INT128
+ jit_type_t ll_fields[2], ull_fields[2];
- if (!impl->func->args->count) {
- return zend_parse_parameters_none();
- }
+ ll_fields[0] = ll_fields[1] = jit_type_long;
+ jit_type_llong = jit_type_create_struct(ll_fields, 2, 1);
- ZEND_PARSE_PARAMETERS_START(impl_num_min_args(impl), impl->func->args->count)
- nextarg:
- iarg = impl->func->args->args[_i];
- if (iarg->def) {
- Z_PARAM_OPTIONAL;
- }
- if (PSI_T_BOOL == iarg->type->type) {
- if (iarg->def) {
- iarg->val.cval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
- }
- Z_PARAM_BOOL(iarg->val.cval);
- } else if (PSI_T_INT == iarg->type->type) {
- if (iarg->def) {
- iarg->val.lval = zend_atol(iarg->def->text, strlen(iarg->def->text));
- }
- Z_PARAM_LONG(iarg->val.lval);
- } else if (PSI_T_FLOAT == iarg->type->type) {
- if (iarg->def) {
- iarg->val.dval = zend_strtod(iarg->def->text, NULL);
- }
- Z_PARAM_DOUBLE(iarg->val.dval);
- } else if (PSI_T_STRING == iarg->type->type) {
- struct {char *val; size_t len;} str;
- if (iarg->def) {
- /* FIXME */
- str.len = strlen(iarg->def->text) - 2;
- str.val = &iarg->def->text[1];
- }
- Z_PARAM_STR_EX(iarg->val.str, 1, 0);
- if (iarg->val.str) {
- zend_string_addref(iarg->val.str);
- } else if (iarg->def) {
- iarg->val.str = zend_string_init(str.val, str.len, 0);
- }
- } else {
- error_code = ZPP_ERROR_FAILURE;
- break;
- }
- iarg->_zv = _arg;
- if (_i < _max_num_args) {
- goto nextarg;
- }
- ZEND_PARSE_PARAMETERS_END_EX(return FAILURE);
+ ull_fields[0] = ull_fields[1] = jit_type_ulong;
+ jit_type_ullong = jit_type_create_struct(ull_fields, 2, 1);
+#endif
+ return true;
+}
- return SUCCESS;
+static void psi_jit_free(void)
+{
+#if HAVE_INT128
+ jit_type_free(jit_type_llong);
+ jit_type_free(jit_type_ullong);
+#endif
}
-static impl_val *handle_let(decl_arg *darg, impl_arg *iarg) {
- impl_val *arg_val = &darg->let->out;
+static bool psi_jit_init(struct psi_context *C)
+{
+ struct psi_jit_context *context = pecalloc(1, sizeof(*context), 1);
+ jit_type_t params[] = {jit_type_void_ptr, jit_type_void_ptr};
- if (!iarg) {
- /* let foo = NULL */
- memset(arg_val, 0, sizeof(*arg_val));
- return arg_val;
+ context->jit = jit_context_create();
+ if (!context->jit) {
+ pefree(context, 1);
+ return false;
}
- switch (darg->let->val->func->type) {
- case PSI_T_BOOLVAL:
- if (iarg->type->type == PSI_T_BOOL) {
- arg_val->cval = iarg->val.cval;
- } else {
- arg_val->cval = zend_is_true(iarg->_zv);
- }
- break;
- case PSI_T_INTVAL:
- if (iarg->type->type == PSI_T_INT) {
- arg_val->lval = iarg->val.lval;
- } else {
- arg_val->lval = zval_get_long(iarg->_zv);
- }
- break;
- case PSI_T_STRVAL:
- if (iarg->type->type == PSI_T_STRING) {
- arg_val->ptr = estrdup(iarg->val.str->val);
- darg->let->mem = arg_val->ptr;
- zend_string_release(iarg->val.str);
- } else {
- zend_string *zs = zval_get_string(iarg->_zv);
- arg_val->ptr = estrdup(zs->val);
- darg->let->mem = arg_val->ptr;
- zend_string_release(zs);
- }
- break;
- case PSI_T_STRLEN:
- if (iarg->type->type == PSI_T_STRING) {
- arg_val->lval = iarg->val.str->len;
- zend_string_release(iarg->val.str);
- } else {
- zend_string *zs = zval_get_string(iarg->_zv);
- arg_val->lval = zs->len;
- zend_string_release(zs);
- }
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
+
+ context->signature = jit_type_create_signature(jit_abi_fastcall, jit_type_void,
+ params, 2, 1);
+ if (!context->signature) {
+ jit_context_destroy(context->jit);
+ pefree(context, 1);
+ return false;
}
- return arg_val;
+ C->context = context;
+ return true;
}
-static void handle_rval(impl *impl, impl_val *ret_val, zval *return_value) {
- switch (impl->stmts->ret.list[0]->func->type) {
- case PSI_T_TO_STRING:
- to_string(ret_val, impl->decl->func, return_value);
- break;
- case PSI_T_TO_INT:
- to_int(ret_val, impl->decl->func, return_value);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
+static void psi_jit_dtor(struct psi_context *C)
+{
+ if (C->context) {
+ struct psi_jit_context *context = C->context;
+
+ jit_type_free(context->signature);
+ jit_context_destroy(context->jit);
+
+ pefree(C->context, 1);
+ C->context = NULL;
}
}
-static void handle_set(zval *return_value, set_func *func, decl_vars *vars) {
- impl_val *val = &vars->vars[0]->arg->let->ptr;
- ZVAL_DEREF(return_value);
- zval_dtor(return_value);
+static bool psi_jit_composite_init(struct psi_context *C,
+ struct psi_decl_arg *darg)
+{
+ struct psi_jit_struct_info *info;
- switch (func->type) {
- case PSI_T_TO_STRING:
- to_string(val, vars->vars[0]->arg, return_value);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
+ if (darg->engine.type) {
+ return true;
}
+
+ info = pecalloc(1, sizeof(*info), 1);
+ info->eles = psi_plist_init((psi_plist_dtor) psi_jit_type_free);
+ psi_context_composite_type_elements(C, darg, &info->eles);
+ info->strct = jit_type_create_struct((jit_type_t *)
+ psi_plist_eles(info->eles),
+ psi_plist_count(info->eles), 0);
+
+ darg->engine.info = info;
+ darg->engine.type = info->strct;
+
+ return true;
}
-static void handle_free(free_stmt *fre) {
- size_t i;
+static void psi_jit_composite_dtor(struct psi_context *C,
+ struct psi_decl_arg *darg)
+{
+ struct psi_jit_struct_info *info = darg->engine.info;
- for (i = 0; i < fre->vars->count; ++i) {
- decl_var *dvar = fre->vars->vars[i];
+ if (info) {
+ darg->engine.info = NULL;
+ darg->engine.type = NULL;
- if (dvar->arg && dvar->arg->let->out.ptr) {
- free(dvar->arg->let->out.ptr);
- dvar->arg->let->out.ptr = NULL;
- }
+ jit_type_free(info->strct);
+ /* just free */
+ pefree(info->eles, 1);
+ pefree(info, 1);
}
}
-static void handler(jit_type_t _sig, void *result, void **_args, void *_data)
+static void psi_jit_extvar_get(jit_type_t sig, void *result, void **args, void *data)
{
- PSI_ClosureData *data = _data;
- size_t i;
- void **arg_ptr = NULL, **arg_prm = NULL;
- impl_val ret_val;
+ struct psi_decl_extvar *evar = data;
- if (SUCCESS != handle_args(*(zend_execute_data **)_args[0], data->impl)) {
- return;
- }
+ psi_decl_extvar_get(evar, result);
+}
- if (data->impl->decl->args->count) {
- arg_ptr = malloc(data->impl->decl->args->count * sizeof(*arg_ptr));
- arg_prm = malloc(data->impl->decl->args->count * sizeof(*arg_prm));
+static void psi_jit_extvar_set(jit_type_t sig, void *result, void **args, void *data)
+{
+ struct psi_decl_extvar *evar = data;
- for (i = 0; i < data->impl->decl->args->count; ++i) {
- decl_arg *darg = data->impl->decl->args->args[i];
- impl_arg *iarg = darg->let ? darg->let->arg : NULL;
+ psi_decl_extvar_set(evar, args[0]);
+}
- arg_ptr[i] = handle_let(darg, iarg);
- arg_prm[i] = darg->let->val->is_reference ? &arg_ptr[i] : arg_ptr[i];
+static bool psi_jit_decl_init(struct psi_context *, struct psi_decl *);
- darg->let->ptr = arg_ptr[i];
- }
+static bool psi_jit_extvar_init(struct psi_context *C,
+ struct psi_decl_extvar *evar)
+{
+ struct psi_jit_context *ctx = C->context;
+ struct psi_jit_extvar_info *info = pecalloc(1, sizeof(*info), 1);
+
+ evar->info = info;
+
+ psi_jit_decl_init(C, evar->getter);
+ psi_jit_decl_init(C, evar->setter);
+
+ jit_context_build_start(ctx->jit);
+
+ info->get.signature = jit_type_create_signature(jit_abi_cdecl,
+ psi_context_decl_arg_call_type(C, evar->getter->func), NULL, 0, 1);
+ if (!info->get.signature) {
+ goto failure;
+ }
+ info->get.closure = jit_closure_create(ctx->jit, info->get.signature,
+ psi_jit_extvar_get, evar);
+ if (!info->get.closure) {
+ goto failure;
}
- jit_apply(data->signature, data->impl->decl->dlptr, arg_prm, data->impl->decl->args->count, &ret_val);
+ info->set.params[0] = psi_context_decl_arg_call_type(C, evar->arg);
+ info->set.signature = jit_type_create_signature(jit_abi_cdecl,
+ psi_context_decl_arg_call_type(C, evar->setter->func),
+ info->set.params, 1, 1);
+ if (!info->set.signature) {
+ goto failure;
+ }
+ info->set.closure = jit_closure_create(ctx->jit, info->set.signature,
+ psi_jit_extvar_set, evar);
+ if (!info->set.closure) {
+ goto failure;
+ }
- handle_rval(data->impl, &ret_val, *(zval **)_args[1]);
+ evar->getter->sym = info->get.closure;
+ evar->setter->sym = info->set.closure;
- for (i = 0; i < data->impl->stmts->set.count; ++i) {
- set_stmt *set = data->impl->stmts->set.list[i];
+ jit_context_build_end(ctx->jit);
+ return true;
+failure: ;
+ jit_context_build_end(ctx->jit);
+ return false;
+}
- handle_set(set->arg->_zv, set->val->func, set->val->vars);
+static void psi_jit_extvar_dtor(struct psi_context *C,
+ struct psi_decl_extvar *evar) {
+ if (evar->info) {
+ pefree(evar->info, 1);
+ evar->info = NULL;
}
+}
+
+static bool psi_jit_decl_init(struct psi_context *C, struct psi_decl *decl)
+{
+ if (!decl->info) {
+ struct psi_jit_context *ctx = C->context;
+ size_t i, c = psi_plist_count(decl->args);
+ struct psi_decl_arg *arg;
+ struct psi_jit_decl_info *info = pecalloc(1,
+ sizeof(*info) + 2 * c * sizeof(void *), 1);
+
+ decl->info = info;
- if (data->impl->decl->args->count) {
- for (i = 0; i < data->impl->decl->args->count; ++i) {
- decl_arg *darg = data->impl->decl->args->args[i];
+ jit_context_build_start(ctx->jit);
- if (darg->let && darg->let->mem) {
- efree(darg->let->mem);
- darg->let->mem = NULL;
- }
+ for (i = 0; psi_plist_get(decl->args, i, &arg); ++i) {
+ info->params[i] = psi_context_decl_arg_call_type(C, arg);
+ }
+ info->params[c] = NULL;
+
+ info->signature = jit_type_create_signature(
+ psi_jit_abi(decl->abi->convention),
+ psi_context_decl_arg_full_type(C, decl->func),
+ (jit_type_t *) info->params, c, 1);
+
+ jit_context_build_end(ctx->jit);
+
+ if (!info->signature) {
+ pefree(info, 1);
+ decl->info = NULL;
+ return false;
}
- free(arg_ptr);
- free(arg_prm);
}
- for (i = 0; i < data->impl->stmts->fre.count; ++i) {
- free_stmt *fre = data->impl->stmts->fre.list[i];
+ return true;
+}
+
+static void psi_jit_decl_dtor(struct psi_context *C, struct psi_decl *decl) {
+ if (decl->info) {
+ struct psi_jit_decl_info *info = decl->info;
- handle_free(fre);
+ jit_type_free(info->signature);
+ pefree(info, 1);
+ decl->info = NULL;
}
}
-static inline int fill_type_hint(impl_type *type) {
- switch (type->type) {
- case PSI_T_BOOL:
- return _IS_BOOL;
- case PSI_T_INT:
- case PSI_T_LONG:
- return IS_LONG;
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- return IS_DOUBLE;
- case PSI_T_STRING:
- return IS_STRING;
- case PSI_T_ARRAY:
- return IS_ARRAY;
- default:
- return 0;
+static bool psi_jit_impl_init(struct psi_context *C,
+ struct psi_impl *impl, zif_handler *zh)
+{
+ struct psi_jit_context *context = C->context;
+ struct psi_jit_impl_info *info = calloc(1, sizeof(*info));
+
+ impl->info = info;
+ info->context = C;
+
+ info->closure = jit_closure_create(context->jit, context->signature,
+ &psi_jit_handler, impl);
+
+ if (!info->closure) {
+ goto failure;
}
+
+ *zh = info->closure;
+ return true;
+
+failure: ;
+ impl->info = NULL;
+ pefree(info, 1);
+ return false;
}
-static inline zend_internal_arg_info *fill_arginfo(impl *impl) {
- size_t i;
- zend_internal_arg_info *aip;
- zend_internal_function_info *fi;
- aip = calloc(impl->func->args->count + 1, sizeof(*aip));
+static void psi_jit_impl_dtor(struct psi_context *C, struct psi_impl *impl) {
+ struct psi_jit_impl_info *info = impl->info;
+
+ if (info) {
+ /* The memory for the closure will be reclaimed
+ * when the context is destroyed.
+ */
+ pefree(info, 1);
+ impl->info = NULL;
+ }
+}
- fi = (zend_internal_function_info *) &aip[0];
- fi->required_num_args = impl_num_min_args(impl);
- fi->return_reference = impl->func->return_reference;
- fi->type_hint = fill_type_hint(impl->func->return_type);
+static bool psi_jit_cb_init(struct psi_context *C,
+ struct psi_let_exp *exp, struct psi_impl *impl)
+{
+ struct psi_jit_context *context = C->context;
+ struct psi_jit_callback_info *cb_info;
+ struct psi_jit_decl_info *decl_info;
- for (i = 0; i < impl->func->args->count; ++i) {
- impl_arg *iarg = impl->func->args->args[i];
- zend_internal_arg_info *ai = &aip[i+1];
+ assert(exp->kind == PSI_LET_CALLBACK);
- ai->name = iarg->var->name;
- ai->type_hint = fill_type_hint(iarg->type);
- if (iarg->var->reference) {
- ai->pass_by_reference = 1;
- }
- if (iarg->var->reference || (iarg->def && iarg->def->type == PSI_T_NULL)) {
- ai->allow_null = 1;
- }
+ if (!psi_jit_decl_init(C, exp->data.callback->decl)) {
+ return false;
+ }
+
+ cb_info = pecalloc(1, sizeof(*cb_info), 1);
+ cb_info->impl_info = impl->info;
+ cb_info->let_exp = exp;
+
+ decl_info = exp->data.callback->decl->info;
+ cb_info->closure = jit_closure_create(context->jit, decl_info->signature,
+ &psi_jit_callback, cb_info);
+
+ if (!cb_info->closure) {
+ free(cb_info);
+ return false;
}
- return aip;
+ assert(!exp->data.callback->decl->sym);
+ exp->data.callback->info = cb_info;
+ exp->data.callback->decl->sym = cb_info->closure;
+
+ return true;
}
-static zend_function_entry *compile(PSI_Context *C, PSI_Data *D)
+static void psi_jit_cb_dtor(struct psi_context *C,
+ struct psi_let_exp *let_exp, struct psi_impl *impl)
{
- size_t i, j = 0;
- jit_type_t signature, params[] = {
- jit_type_void_ptr,
- jit_type_void_ptr
- };
- zend_function_entry *zfe = calloc(D->impls->count + 1, sizeof(*zfe));
+ assert(let_exp->kind == PSI_LET_CALLBACK);
- jit_context_build_start(C->context);
+ psi_jit_decl_dtor(C, let_exp->data.callback->decl);
- for (i = 0; i < D->impls->count; ++i) {
- zend_function_entry *zf = &zfe[j];
- PSI_ClosureData *data;
+ if (let_exp->data.callback->info) {
+ struct psi_jit_callback_info *info = let_exp->data.callback->info;
- if (!D->impls->list[i]->decl) {
- continue;
- }
+ /* The memory for the closure will be reclaimed
+ * when the context is destroyed.
+ */
+ pefree(info, 1);
+ let_exp->data.callback->info = NULL;
+ }
+}
+
+static void psi_jit_call(struct psi_call_frame *frame) {
+ struct psi_decl *decl = psi_call_frame_get_decl(frame);
+ struct psi_impl *impl = psi_call_frame_get_impl(frame);
+ struct psi_jit_decl_info *decl_info = decl->info;
+ struct psi_jit_impl_info *impl_info;
+ struct psi_call_frame *prev;
+
+ if (impl) {
+ impl_info = impl->info;
+ prev = impl_info->frame;
+ impl_info->frame = frame;
+ }
+ jit_apply(decl_info->signature, decl->sym,
+ psi_call_frame_get_arg_pointers(frame), psi_plist_count(decl->args),
+ psi_call_frame_get_rpointer(frame));
+ if (impl) {
+ impl_info->frame = prev;
+ }
+}
+
+static void psi_jit_call_va(struct psi_call_frame *frame) {
+ jit_type_t signature;
+ struct psi_call_frame *prev;
+ struct psi_decl *decl = psi_call_frame_get_decl(frame);
+ struct psi_impl *impl = psi_call_frame_get_impl(frame);
+ struct psi_jit_decl_info *decl_info = decl->info;
+ struct psi_jit_impl_info *impl_info;
+ size_t i, va_count, argc;
+ jit_type_t *param_types;
+
+ argc = psi_plist_count(decl->args);
+ va_count = psi_call_frame_num_var_args(frame);
+ param_types = ecalloc(argc + va_count + 1, sizeof(jit_type_t));
+ memcpy(param_types, decl_info->params, argc * sizeof(jit_type_t));
+ for (i = 0; i < va_count; ++i) {
+ struct psi_call_frame_argument *frame_arg;
+
+ frame_arg = psi_call_frame_get_var_argument(frame, i);
+ param_types[argc + i] = psi_jit_impl_type(frame_arg->va_type);
+ }
+
+ signature = jit_type_create_signature(jit_abi_vararg,
+ jit_type_get_return(decl_info->signature),
+ param_types, argc + va_count, 1);
+ assert(signature);
- data = PSI_ClosureDataAlloc(C, D->impls->list[i]);
- signature = jit_type_create_signature(jit_abi_cdecl, jit_type_void, params, 2, 1);
- zf->fname = D->impls->list[i]->func->name + (D->impls->list[i]->func->name[0] == '\\');
- zf->handler = jit_closure_create(C->context, signature, &handler, data);
- zf->num_args = D->impls->list[i]->func->args->count;
- zf->arg_info = fill_arginfo(D->impls->list[i]);
- ++j;
+ if (impl) {
+ impl_info = impl->info;
+ prev = impl_info->frame;
+ impl_info->frame = frame;
}
+ jit_apply(signature, decl->sym,
+ psi_call_frame_get_arg_pointers(frame), argc,
+ psi_call_frame_get_rpointer(frame));
+ if (impl) {
+ impl_info->frame = prev;
+ }
+
+ jit_type_free(signature);
+
+ efree(param_types);
+}
+
+static void *psi_jit_typeof_impl(struct psi_context *C, token_t impl_type)
+{
+ return psi_jit_impl_type(impl_type);
+}
+
+static void *psi_jit_typeof_decl(struct psi_context *C, token_t decl_type)
+{
+ return psi_jit_token_type(decl_type);
+}
- jit_context_build_end(C->context);
+static void *psi_jit_copyof_type(struct psi_context *C, void *orig_type)
+{
+ return jit_type_copy(orig_type);
+}
- return zfe;
+static void psi_jit_layoutof_type(struct psi_context *C, void *orig_type,
+ struct psi_layout *l)
+{
+ l->pos = jit_type_get_alignment(orig_type);
+ l->len = jit_type_get_size(orig_type);
+
+ assert(l->pos);
+ assert(l->len);
}
-static PSI_ContextOps ops = {
- init,
- dtor,
- compile,
+static struct psi_context_ops ops = {
+ "libjit",
+ psi_jit_load,
+ psi_jit_free,
+ psi_jit_init,
+ psi_jit_dtor,
+ psi_jit_composite_init,
+ psi_jit_composite_dtor,
+ psi_jit_extvar_init,
+ psi_jit_extvar_dtor,
+ psi_jit_decl_init,
+ psi_jit_decl_dtor,
+ psi_jit_impl_init,
+ psi_jit_impl_dtor,
+ psi_jit_cb_init,
+ psi_jit_cb_dtor,
+ psi_jit_call,
+ psi_jit_call_va,
+ psi_jit_typeof_impl,
+ psi_jit_typeof_decl,
+ psi_jit_copyof_type,
+ psi_jit_layoutof_type,
};
-PSI_ContextOps *PSI_Libjit(void)
+struct psi_context_ops *psi_libjit_ops(void)
{
return &ops;
}
+
+#endif /* HAVE_LIBJIT */