+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#else
+# include "php_config.h"
+#endif
+
#include "php.h"
+
+#ifdef HAVE_LIBJIT
+
+#include "php_psi.h"
#include "libjit.h"
-#include "parser_proc.h"
+#include "engine.h"
-static void init(PSI_Context *C)
-{
- C->opaque = jit_context_create();
-}
+#include <jit/jit.h>
-static void dtor(PSI_Context *C)
+static void psi_jit_handler(jit_type_t _sig, void *_result, void **_args, void *_data)
{
- jit_context_destroy(C->opaque);
+ psi_call(*(zend_execute_data **)_args[0], *(zval **)_args[1], _data);
}
-typedef struct PSI_ClosureData {
- void *context;
- impl *impl;
- jit_type_t signature;
- zval return_value;
-} PSI_ClosureData;
-
-static inline PSI_ClosureData *PSI_ClosureDataAlloc(void *context, impl *impl) {
- PSI_ClosureData *data = malloc(sizeof(*data));
-
- data->context = context;
- data->impl = impl;
-
- return data;
+static void psi_jit_callback(jit_type_t _sig, void *_result, void **_args, void *_data)
+{
+ psi_callback(_data, _result, jit_type_num_params(_sig), _args);
}
-static inline size_t impl_num_min_args(impl *impl) {
- size_t i, n = impl->func->args->count;
-
- for (i = 0; i < impl->func->args->count; ++i) {
- if (impl->func->args->args[i]->def) {
- --n;
- }
- }
- return n;
-}
+static inline jit_type_t psi_jit_decl_arg_type(decl_arg *darg);
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) {
+static inline jit_type_t psi_jit_token_type(token_t t) {
switch (t) {
+ default:
+ ZEND_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;
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;
return jit_type_sys_float;
case PSI_T_DOUBLE:
return jit_type_sys_double;
- default:
- abort();
+#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_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;
+ case PSI_T_FLOAT:
+ case PSI_T_DOUBLE:
+ return jit_type_sys_double;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+ return NULL;
+}
+
+static void psi_jit_struct_type_dtor(void *type) {
+ jit_type_t strct = type;
+
+ jit_type_free(strct);
+}
+
+static size_t psi_jit_struct_type_pad(jit_type_t *els, size_t padding) {
+ size_t i;
+
+ for (i = 0; i < padding; ++i) {
+ *els++ = jit_type_copy(jit_type_sys_char);
+ }
+
+ return padding;
+}
+
+static unsigned psi_jit_struct_type_elements(decl_struct *strct, jit_type_t **fields) {
+ size_t i, argc = strct->args->count, nels = 0, offset = 0, maxalign;
+ *fields = calloc(argc + 1, sizeof(*fields));
+
+ for (i = 0; i < strct->args->count; ++i) {
+ decl_arg *darg = strct->args->args[i];
+ jit_type_t type = jit_type_copy(psi_jit_decl_arg_type(darg));
+ size_t padding, alignment;
+
+ ZEND_ASSERT(jit_type_get_size(type) == darg->layout->len);
+
+ if ((alignment = jit_type_get_alignment(type)) > maxalign) {
+ maxalign = alignment;
+ }
+
+ if ((padding = psi_offset_padding(darg->layout->pos - offset, alignment))) {
+ if (nels + padding > argc) {
+ argc += padding;
+ *fields = realloc(*fields, (argc + 1) * sizeof(*fields));
+ }
+ psi_jit_struct_type_pad(&(*fields)[nels], padding);
+ nels += padding;
+ offset += padding;
+ }
+ ZEND_ASSERT(offset == darg->layout->pos);
+
+ offset = (offset + darg->layout->len + alignment - 1) & ~(alignment - 1);
+ (*fields)[nels++] = type;
+ }
+
+ /* apply struct alignment padding */
+ offset = (offset + maxalign - 1) & ~(maxalign - 1);
+
+ ZEND_ASSERT(offset <= strct->size);
+ if (offset < strct->size) {
+ nels += psi_jit_struct_type_pad(&(*fields)[nels], strct->size - offset);
}
+
+ return nels;
}
static inline jit_type_t psi_jit_decl_type(decl_type *type) {
- return psi_jit_type(real_decl_type(type)->type);
+ decl_type *real = real_decl_type(type);
+
+ switch (real->type) {
+ case PSI_T_STRUCT:
+ if (!real->real.strct->engine.type) {
+ unsigned count;
+ jit_type_t strct, *fields = NULL;
+
+ count = psi_jit_struct_type_elements(real->real.strct, &fields);
+ strct = jit_type_create_struct(fields, count, 0);
+
+ real->real.strct->engine.type = strct;
+ real->real.strct->engine.dtor = psi_jit_struct_type_dtor;
+ }
+
+ return real->real.strct->engine.type;
+
+ case PSI_T_UNION:
+ return psi_jit_decl_arg_type(real->real.unn->args->args[0]);
+
+ default:
+ return psi_jit_token_type(real->type);
+ }
}
static inline jit_type_t psi_jit_decl_arg_type(decl_arg *darg) {
if (darg->var->pointer_level) {
return psi_jit_decl_type(darg->type);
}
}
-static void handler(jit_type_t _sig, void *result, void **_args, void *_data)
+
+struct psi_jit_context {
+ jit_context_t jit;
+ jit_type_t signature;
+ struct {
+ struct psi_jit_data **list;
+ size_t count;
+ } data;
+};
+
+struct psi_jit_call {
+ void *closure;
+ jit_type_t signature;
+ void *params[1]; /* [type1, type2, NULL, arg1, arg2] ... */
+};
+
+struct psi_jit_data {
+ struct psi_jit_context *context;
+ impl *impl;
+ zend_internal_arg_info *arginfo;
+};
+
+static inline struct psi_jit_call *psi_jit_call_alloc(struct psi_context *C, decl *decl) {
+ size_t i, c = decl->args ? decl->args->count : 0;
+ struct psi_jit_call *call = calloc(1, sizeof(*call) + 2 * c * sizeof(void *));
+
+ for (i = 0; i < c; ++i) {
+ call->params[i] = psi_jit_decl_arg_type(decl->args->args[i]);
+ }
+ call->params[c] = NULL;
+
+ decl->call.info = call;
+ decl->call.rval = &decl->func->ptr;
+ decl->call.argc = c;
+ decl->call.args = (void **) &call->params[c+1];
+
+ call->signature = jit_type_create_signature(
+ psi_jit_abi(decl->abi->convention),
+ psi_jit_decl_arg_type(decl->func),
+ (jit_type_t *) call->params, c, 1);
+ ZEND_ASSERT(call->signature);
+
+ return call;
+}
+
+static inline void *psi_jit_call_init_closure(struct psi_context *C, struct psi_jit_call *call, impl *impl) {
+ struct psi_jit_context *context = C->context;
+ return call->closure = jit_closure_create(context->jit, context->signature,
+ &psi_jit_handler, impl);
+}
+
+static inline void *psi_jit_call_init_callback_closure(struct psi_context *C, struct psi_jit_call *call, let_callback *cb) {
+ struct psi_jit_context *context = C->context;
+ return call->closure = jit_closure_create(context->jit, call->signature,
+ &psi_jit_callback, cb);
+}
+
+static inline void psi_jit_call_free(struct psi_jit_call *call) {
+ jit_type_free(call->signature);
+ free(call);
+}
+
+static inline struct psi_jit_context *psi_jit_context_init(struct psi_jit_context *L) {
+ jit_type_t params[] = {
+ jit_type_void_ptr,
+ jit_type_void_ptr
+ };
+
+ if (!L) {
+ L = malloc(sizeof(*L));
+ }
+ memset(L, 0, sizeof(*L));
+
+ L->jit = jit_context_create();
+ L->signature = jit_type_create_signature(jit_abi_cdecl, jit_type_void,
+ params, 2, 1);
+
+ return L;
+}
+
+static inline void psi_jit_context_dtor(struct psi_jit_context *L) {
+ jit_type_free(L->signature);
+ jit_context_destroy(L->jit);
+}
+
+static inline void psi_jit_context_free(struct psi_jit_context **L) {
+ if (*L) {
+ psi_jit_context_dtor(*L);
+ free(*L);
+ *L = NULL;
+ }
+}
+
+static void psi_jit_init(struct psi_context *C)
{
- zend_execute_data *execute_data = *(zend_execute_data **)_args[0];
- zval *return_value = *(zval **)_args[1];
- PSI_ClosureData *data = _data;
- impl_arg *iarg;
- size_t i;
- void **arg_ptr = NULL, **arg_prm = NULL;
- impl_val ret_val, *arg_val = NULL;
- jit_type_t signature, *sig_prm;
+ C->context = psi_jit_context_init(NULL);
+}
- if (!data->impl->func->args->count) {
- if (SUCCESS != zend_parse_parameters_none()) {
- return;
+static inline void psi_jit_destroy_callbacks(struct psi_context *C, let_val *let_val) {
+ let_callback *cb;
+ let_func *fn = NULL;
+
+ switch (let_val->kind) {
+ case PSI_LET_CALLBACK:
+ cb = let_val->data.callback;
+
+ if (cb->decl && cb->decl->call.info) {
+ psi_jit_call_free(cb->decl->call.info);
}
- } else
- ZEND_PARSE_PARAMETERS_START(impl_num_min_args(data->impl), data->impl->func->args->count)
- nextarg:
- iarg = data->impl->func->args->args[_i];
- if (iarg->def) {
- Z_PARAM_OPTIONAL;
+ fn = cb->func;
+ /* no break */
+ case PSI_LET_FUNC:
+ if (!fn) {
+ fn = let_val->data.func;
}
- if (PSI_T_BOOL == iarg->type->type) {
- if (iarg->def) {
- iarg->val.bval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
- }
- Z_PARAM_BOOL(iarg->val.bval);
- } 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) {
- if (iarg->def) {
- /* FIXME */
- iarg->val.str.len = strlen(iarg->def->text) - 2;
- iarg->val.str.val = &iarg->def->text[1];
+
+ if (fn->inner) {
+ size_t i;
+
+ for (i = 0; i < fn->inner->count; ++i) {
+ psi_jit_destroy_callbacks(C, fn->inner->vals[i]);
}
- Z_PARAM_STRING(iarg->val.str.val, iarg->val.str.len);
- } else {
- error_code = ZPP_ERROR_FAILURE;
- break;
}
- iarg->_zv = _arg;
- if (_i < _max_num_args) {
- goto nextarg;
+ break;
+ default:
+ break;
+ }
+}
+
+static void psi_jit_dtor(struct psi_context *C)
+{
+ if (C->decls) {
+ size_t i;
+
+ for (i = 0; i < C->decls->count; ++i) {
+ decl *decl = C->decls->list[i];
+
+ if (decl->call.info) {
+ psi_jit_call_free(decl->call.info);
+ }
}
- ZEND_PARSE_PARAMETERS_END();
-
- 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));
- arg_val = malloc(data->impl->decl->args->count * sizeof(*arg_val));
- sig_prm = malloc(data->impl->decl->args->count * sizeof(*sig_prm));
-
- for (i = 0; i < data->impl->decl->args->count; ++i) {
- decl_arg *darg = data->impl->decl->args->args[i];
- impl_arg *iarg = darg->let->arg;
-
- switch (darg->let->val->func->type) {
- case PSI_T_BOOLVAL:
- if (iarg->type->type == PSI_T_BOOL) {
- arg_val[i].bval = iarg->val.bval;
- } else {
- arg_val[i].bval = zend_is_true(iarg->_zv);
- }
- break;
- case PSI_T_INTVAL:
- if (iarg->type->type == PSI_T_INT) {
- arg_val[i].lval = iarg->val.lval;
- } else {
- arg_val[i].lval = zval_get_long(iarg->_zv);
- }
- break;
- case PSI_T_STRVAL:
- if (iarg->type->type == PSI_T_STRING) {
- arg_val[i].str.val = estrndup(iarg->val.str.val, iarg->val.str.len);
- } else {
- zend_string *zs = zval_get_string(iarg->_zv);
- arg_val[i].str.val = estrndup(zs->val, zs->len);
- zend_string_release(zs);
- }
- break;
- case PSI_T_STRLEN:
- if (iarg->type->type == PSI_T_STRING) {
- arg_val[i].lval =iarg->val.str.len;
- } else {
- zend_string *zs = zval_get_string(iarg->_zv);
- arg_val[i].lval = zs->len;
- zend_string_release(zs);
- }
- break;
+ }
+ if (C->impls) {
+ size_t i, j;
+
+ for (i = 0; i < C->impls->count; ++i) {
+ impl *impl = C->impls->list[i];
+
+ for (j = 0; j < impl->stmts->let.count; ++j) {
+ psi_jit_destroy_callbacks(C, impl->stmts->let.list[j]->val);
}
- arg_ptr[i] = &arg_val[i];
- arg_prm[i] = darg->let->val->is_reference ? &arg_ptr[i] : arg_ptr[i];
- sig_prm[i] = psi_jit_decl_arg_type(darg);
}
}
+ psi_jit_context_free((void *) &C->context);
+}
- signature = jit_type_create_signature(
- psi_jit_abi(data->impl->decl->abi->convention),
- psi_jit_decl_arg_type(data->impl->decl->func),
- sig_prm,
- data->impl->decl->args->count,
- 1);
- jit_apply(signature, data->impl->decl->dlptr, arg_prm, data->impl->decl->args->count, &ret_val);
-
- switch (data->impl->stmts->ret.list[0]->func->type) {
- case PSI_T_TO_STRING:
- if (data->impl->decl->func->var->pointer_level) {
- switch (real_decl_type(data->impl->decl->func->type)->type) {
- case PSI_T_CHAR:
- case PSI_T_SINT8:
- case PSI_T_UINT8:
- RETVAL_STRING(ret_val.str.val);
+static inline void psi_jit_compile_callbacks(struct psi_context *C, let_val *let_val) {
+ struct psi_jit_call *call;
+ let_callback *cb;
+ let_func *fn = NULL;
+
+ switch (let_val->kind) {
+ case PSI_LET_CALLBACK:
+ cb = let_val->data.callback;
+ if ((call = psi_jit_call_alloc(C, cb->decl))) {
+ if (!psi_jit_call_init_callback_closure(C, call, cb)) {
+ psi_jit_call_free(call);
break;
}
+
+ cb->decl->call.sym = call->closure;
+ }
+ fn = cb->func;
+ /* no break */
+ case PSI_LET_FUNC:
+ if (!fn) {
+ fn = let_val->data.func;
+ }
+ if (fn->inner) {
+ size_t i;
+
+ for (i = 0; i < fn->inner->count; ++i) {
+ psi_jit_compile_callbacks(C, fn->inner->vals[i]);
+ }
}
break;
+ default:
+ break;
}
}
-static zend_function_entry *compile(PSI_Context *C, PSI_Data *D)
+static zend_function_entry *psi_jit_compile(struct psi_context *C)
{
- 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));
+ size_t c, i, j = 0;
+ zend_function_entry *zfe;
+ struct psi_jit_context *ctx = C->context;
+
+ if (!C->impls) {
+ return NULL;
+ }
+
+ zfe = calloc(C->impls->count + 1, sizeof(*zfe));
+ jit_context_build_start(ctx->jit);
+
+ for (i = 0; i < C->impls->count; ++i) {
+ zend_function_entry *zf = &zfe[j];
+ struct psi_jit_call *call;
+ impl *impl = C->impls->list[i];
- jit_context_build_start(C->opaque);
+ if (!impl->decl) {
+ continue;
+ }
+
+ if ((call = psi_jit_call_alloc(C, impl->decl))) {
+ if (!psi_jit_call_init_closure(C, call, impl)) {
+ psi_jit_call_free(call);
+ continue;
+ }
+ }
- for (i = 0; i < D->impls->count; ++i) {
- zend_function_entry *zf;
- PSI_ClosureData *data;
+ zf->fname = impl->func->name + (impl->func->name[0] == '\\');
+ zf->num_args = impl->func->args->count;
+ zf->handler = call->closure;
+ zf->arg_info = psi_internal_arginfo(impl);
+ ++j;
- if (!D->impls->list[i]->decl) {
+ for (c = 0; c < impl->stmts->let.count; ++c) {
+ psi_jit_compile_callbacks(C, impl->stmts->let.list[c]->val);
+ }
+ }
+
+ for (i = 0; i < C->decls->count; ++i) {
+ decl *decl = C->decls->list[i];
+
+ if (decl->call.info) {
continue;
}
- zf = &zfe[j++];
- 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->opaque, signature, &handler, data);
+ psi_jit_call_alloc(C, decl);
}
- jit_context_build_end(C->opaque);
+ jit_context_build_end(ctx->jit);
return zfe;
}
-static PSI_ContextOps ops = {
- init,
- dtor,
- compile,
+static void psi_jit_call(struct psi_context *C, decl_callinfo *decl_call, impl_vararg *va) {
+ struct psi_jit_call *call = decl_call->info;
+
+ if (va) {
+ jit_type_t signature;
+ size_t i, nfixedargs = decl_call->argc, ntotalargs = nfixedargs + va->args->count;
+ void **params = calloc(2 * ntotalargs + 2, sizeof(void *));
+
+ for (i = 0; i < nfixedargs; ++i) {
+ params[i] = call->params[i];
+ params[i + ntotalargs + 1] = call->params[i + nfixedargs + 1];
+ }
+ for (i = 0; i < va->args->count; ++i) {
+ params[nfixedargs + i] = psi_jit_impl_type(va->types[i]);
+ params[nfixedargs + i + ntotalargs + 1] = &va->values[i];
+ }
+
+ signature = jit_type_create_signature(
+ jit_type_get_abi(call->signature),
+ jit_type_get_return(call->signature),
+ (jit_type_t *) params, ntotalargs, 1);
+ ZEND_ASSERT(signature);
+
+ jit_apply(signature, decl_call->sym, ¶ms[ntotalargs + 1],
+ nfixedargs, *decl_call->rval);
+ jit_type_free(signature);
+ free(params);
+ } else {
+ jit_apply(call->signature, decl_call->sym, decl_call->args,
+ decl_call->argc, *decl_call->rval);
+ }
+}
+
+static struct psi_context_ops ops = {
+ psi_jit_init,
+ psi_jit_dtor,
+ psi_jit_compile,
+ psi_jit_call,
};
-PSI_ContextOps *PSI_Libjit(void)
+struct psi_context_ops *psi_libjit_ops(void)
{
return &ops;
}
+
+#endif /* HAVE_LIBJIT */
projects / m6w6 / ext-psi / blobdiff