+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
#include "php.h"
+
+#ifdef HAVE_LIBJIT
+
#include "php_psi.h"
#include "libjit.h"
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_INT8:
return jit_type_ulong;
case PSI_T_BOOL:
return jit_type_sys_bool;
- case PSI_T_INT:
- return jit_type_sys_int;
case PSI_T_FLOAT:
return jit_type_sys_float;
case PSI_T_DOUBLE:
return jit_type_sys_double;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+}
+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();
}
}
static inline jit_type_t psi_jit_decl_type(decl_type *type) {
- return psi_jit_type(real_decl_type(type)->type);
+ return psi_jit_token_type(real_decl_type(type)->type);
}
static inline jit_type_t psi_jit_decl_arg_type(decl_arg *darg) {
if (darg->var->pointer_level) {
} data;
} PSI_LibjitContext;
+typedef struct PSI_LibjitCall {
+ void *closure;
+ jit_type_t signature;
+ void *params[1]; /* [type1, type2, NULL, arg1, arg2] ... */
+} PSI_LibjitCall;
+
typedef struct PSI_LibjitData {
PSI_LibjitContext *context;
impl *impl;
zend_internal_arg_info *arginfo;
- void *closure;
- jit_type_t signature;
- jit_type_t params[1];
} PSI_LibjitData;
-static inline PSI_LibjitData *PSI_LibjitDataAlloc(PSI_LibjitContext *context, impl *impl) {
- size_t i, c = impl->decl->args->count;
- PSI_LibjitData *data = malloc(sizeof(*data) + (c ? c-1 : c) * sizeof(jit_type_t));
+static inline PSI_LibjitCall *PSI_LibjitCallAlloc(PSI_Context *C, decl *decl) {
+ size_t i, c = decl->args ? decl->args->count : 0;
+ PSI_LibjitCall *call = calloc(1, sizeof(*call) + 2 * c * sizeof(void *));
- data->context = context;
- data->impl = impl;
- data->arginfo = psi_internal_arginfo(impl);
for (i = 0; i < c; ++i) {
- data->params[i] = psi_jit_decl_arg_type(impl->decl->args->args[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);
+ return call;
+}
- 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);
- data->closure = jit_closure_create(context->jit, context->signature, &psi_jit_handler, data);
-
- context->data.list = realloc(context->data.list, ++context->data.count * sizeof(*context->data.list));
- context->data.list[context->data.count-1] = data;
-
- return data;
+static inline void PSI_LibjitCallInitClosure(PSI_Context *C, PSI_LibjitCall *call, impl *impl) {
+ PSI_LibjitContext *context = C->context;
+ call->closure = jit_closure_create(context->jit, context->signature,
+ &psi_jit_handler, impl);
}
-static inline void PSI_LibjitDataFree(PSI_LibjitData *data) {
- free(data->arginfo);
- jit_type_free(data->signature);
- free(data);
+static inline void PSI_LibjitCallFree(PSI_LibjitCall *call) {
+ jit_type_free(call->signature);
+ free(call);
}
static inline PSI_LibjitContext *PSI_LibjitContextInit(PSI_LibjitContext *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);
+ L->signature = jit_type_create_signature(jit_abi_cdecl, jit_type_void,
+ params, 2, 1);
return L;
}
static inline void PSI_LibjitContextDtor(PSI_LibjitContext *L) {
- size_t i;
-
- for (i = 0; i < L->data.count; ++i) {
- PSI_LibjitDataFree(L->data.list[i]);
- }
- if (L->data.list) {
- free(L->data.list);
- }
jit_type_free(L->signature);
jit_context_destroy(L->jit);
}
static void psi_jit_handler(jit_type_t _sig, void *result, void **_args, void *_data)
{
- PSI_LibjitData *data = _data;
- size_t i;
- void **arg_prm = NULL;
- impl_val ret_val;
-
- if (SUCCESS != psi_parse_args(*(zend_execute_data **)_args[0], data->impl)) {
- return;
- }
-
- if (data->impl->decl->args->count) {
- arg_prm = malloc(data->impl->decl->args->count * sizeof(*arg_prm));
-
- for (i = 0; i < data->impl->decl->args->count; ++i) {
- decl_arg *darg = data->impl->decl->args->args[i];
-
- arg_prm[i] = psi_do_let(darg);
- }
- }
-
- jit_apply(data->signature, data->impl->decl->dlptr, arg_prm, data->impl->decl->args->count, &ret_val);
-
- psi_do_return(data->impl, &ret_val, *(zval **)_args[1]);
-
- for (i = 0; i < data->impl->stmts->set.count; ++i) {
- set_stmt *set = data->impl->stmts->set.list[i];
-
- if (set->arg->_zv) {
- psi_do_set(set->arg->_zv, set->val->func, set->val->vars);
- }
- }
-
- for (i = 0; i < data->impl->stmts->fre.count; ++i) {
- free_stmt *fre = data->impl->stmts->fre.list[i];
-
- psi_do_free(fre);
- }
-
- psi_do_clean(data->impl);
-
- if (arg_prm) {
- free(arg_prm);
- }
+ psi_call(*(zend_execute_data **)_args[0], *(zval **)_args[1], _data);
}
static void psi_jit_init(PSI_Context *C)
static void psi_jit_dtor(PSI_Context *C)
{
+ if (C->decls) {
+ size_t i;
+
+ for (i = 0; i < C->decls->count; ++i) {
+ decl *decl = C->decls->list[i];
+
+ PSI_LibjitCallFree(decl->call.info);
+ }
+ }
PSI_LibjitContextFree((void *) &C->context);
}
-static zend_function_entry *psi_jit_compile(PSI_Context *C, PSI_Data *D)
+static zend_function_entry *psi_jit_compile(PSI_Context *C)
{
size_t i, j = 0;
- zend_function_entry *zfe = calloc(D->impls->count + 1, sizeof(*zfe));
+ zend_function_entry *zfe;
PSI_LibjitContext *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 < D->impls->count; ++i) {
+ for (i = 0; i < C->impls->count; ++i) {
zend_function_entry *zf = &zfe[j];
- PSI_LibjitData *data;
+ PSI_LibjitCall *call;
+ impl *impl = C->impls->list[i];
- if (!D->impls->list[i]->decl) {
+ if (!impl->decl) {
continue;
}
- data = PSI_LibjitDataAlloc(ctx, D->impls->list[i]);
- zf->fname = D->impls->list[i]->func->name + (D->impls->list[i]->func->name[0] == '\\');
- zf->num_args = D->impls->list[i]->func->args->count;
- zf->handler = data->closure;
- zf->arg_info = data->arginfo;
+ call = PSI_LibjitCallAlloc(C, impl->decl);
+ PSI_LibjitCallInitClosure(C, call, impl);
+
+ 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;
}
+ for (i = 0; i < C->decls->count; ++i) {
+ decl *decl = C->decls->list[i];
+
+ if (decl->impl) {
+ continue;
+ }
+
+ PSI_LibjitCallAlloc(C, decl);
+ }
+
jit_context_build_end(ctx->jit);
return zfe;
}
+static void psi_jit_call(PSI_Context *C, decl_callinfo *decl_call, impl_vararg *va) {
+ PSI_LibjitCall *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 PSI_ContextOps ops = {
psi_jit_init,
psi_jit_dtor,
psi_jit_compile,
+ psi_jit_call,
};
PSI_ContextOps *PSI_Libjit(void)
{
return &ops;
}
+
+#endif /* HAVE_LIBJIT */