static jl_value_t *scm_to_julia_(fl_context_t *fl_ctx, value_t e, int eo) { if (fl_isnumber(fl_ctx, e)) { int64_t i64; if (isfixnum(e)) { i64 = numval(e); } else { assert(iscprim(e)); cprim_t *cp = (cprim_t*)ptr(e); numerictype_t nt = cp_numtype(cp); switch (nt) { case T_DOUBLE: return (jl_value_t*)jl_box_float64(*(double*)cp_data(cp)); case T_FLOAT: return (jl_value_t*)jl_box_float32(*(float*)cp_data(cp)); case T_UINT8: return (jl_value_t*)jl_box_uint8(*(uint8_t*)cp_data(cp)); case T_UINT16: return (jl_value_t*)jl_box_uint16(*(uint16_t*)cp_data(cp)); case T_UINT32: return (jl_value_t*)jl_box_uint32(*(uint32_t*)cp_data(cp)); case T_UINT64: return (jl_value_t*)jl_box_uint64(*(uint64_t*)cp_data(cp)); default: ; } i64 = conv_to_int64(cp_data(cp), nt); } #ifdef _P64 return (jl_value_t*)jl_box_int64(i64); #else if (i64 > (int64_t)S32_MAX || i64 < (int64_t)S32_MIN) return (jl_value_t*)jl_box_int64(i64); else return (jl_value_t*)jl_box_int32((int32_t)i64); #endif } if (issymbol(e)) { if (e == jl_ast_ctx(fl_ctx)->true_sym) return jl_true; else if (e == jl_ast_ctx(fl_ctx)->false_sym) return jl_false; return (jl_value_t*)scmsym_to_julia(fl_ctx, e); } if (fl_isstring(fl_ctx, e)) return jl_pchar_to_string((char*)cvalue_data(e), cvalue_len(e)); if (iscons(e) || e == fl_ctx->NIL) { value_t hd; jl_sym_t *sym; if (e == fl_ctx->NIL) { hd = e; } else { hd = car_(e); if (hd == jl_ast_ctx(fl_ctx)->ssavalue_sym) return jl_box_ssavalue(numval(car_(cdr_(e)))); else if (hd == jl_ast_ctx(fl_ctx)->slot_sym) return jl_box_slotnumber(numval(car_(cdr_(e)))); else if (hd == jl_ast_ctx(fl_ctx)->null_sym && llength(e) == 1) return jl_nothing; } if (issymbol(hd)) sym = scmsym_to_julia(fl_ctx, hd); else sym = list_sym; size_t n = llength(e)-1; if (issymbol(hd)) e = cdr_(e); else n++; if (!eo) { if (sym == line_sym && n==1) { jl_value_t *linenum = scm_to_julia_(fl_ctx, car_(e), 0); JL_GC_PUSH1(&linenum); jl_value_t *temp = jl_new_struct(jl_linenumbernode_type, linenum); JL_GC_POP(); return temp; } jl_value_t *scmv = NULL, *temp = NULL; JL_GC_PUSH1(&scmv); if (sym == label_sym) { scmv = scm_to_julia_(fl_ctx,car_(e),0); temp = jl_new_struct(jl_labelnode_type, scmv); JL_GC_POP(); return temp; } if (sym == goto_sym) { scmv = scm_to_julia_(fl_ctx,car_(e),0); temp = jl_new_struct(jl_gotonode_type, scmv); JL_GC_POP(); return temp; } if (sym == inert_sym || (sym == quote_sym && (!iscons(car_(e))))) { scmv = scm_to_julia_(fl_ctx,car_(e),0); temp = jl_new_struct(jl_quotenode_type, scmv); JL_GC_POP(); return temp; } if (sym == top_sym) { scmv = scm_to_julia_(fl_ctx,car_(e),0); assert(jl_is_symbol(scmv)); temp = jl_module_globalref(jl_base_relative_to(jl_current_module), (jl_sym_t*)scmv); JL_GC_POP(); return temp; } if (sym == core_sym) { scmv = scm_to_julia_(fl_ctx,car_(e),0); assert(jl_is_symbol(scmv)); temp = jl_module_globalref(jl_core_module, (jl_sym_t*)scmv); JL_GC_POP(); return temp; } if (sym == globalref_sym) { scmv = scm_to_julia_(fl_ctx,car_(e),0); temp = scm_to_julia_(fl_ctx,car_(cdr_(e)),0); assert(jl_is_module(scmv)); assert(jl_is_symbol(temp)); temp = jl_module_globalref((jl_module_t*)scmv, (jl_sym_t*)temp); JL_GC_POP(); return temp; } if (sym == newvar_sym) { scmv = scm_to_julia_(fl_ctx,car_(e),0); temp = jl_new_struct(jl_newvarnode_type, scmv); JL_GC_POP(); return temp; } JL_GC_POP(); } else if (sym == inert_sym && !iscons(car_(e))) { sym = quote_sym; } jl_value_t *ex = (jl_value_t*)jl_exprn(sym, n); JL_GC_PUSH1(&ex); // allocate a fresh args array for empty exprs passed to macros if (eo && n == 0) { ((jl_expr_t*)ex)->args = jl_alloc_vec_any(0); jl_gc_wb(ex, ((jl_expr_t*)ex)->args); } size_t i; for(i=0; i < n; i++) { assert(iscons(e)); jl_array_ptr_set(((jl_expr_t*)ex)->args, i, scm_to_julia_(fl_ctx, car_(e), eo)); e = cdr_(e); } if (sym == lambda_sym) ex = (jl_value_t*)jl_new_lambda_info_from_ast((jl_expr_t*)ex); JL_GC_POP(); if (sym == list_sym) return (jl_value_t*)((jl_expr_t*)ex)->args; return (jl_value_t*)ex; } if (iscprim(e) && cp_class((cprim_t*)ptr(e)) == fl_ctx->wchartype) { return jl_box32(jl_char_type, *(int32_t*)cp_data((cprim_t*)ptr(e))); } if (iscvalue(e) && cv_class((cvalue_t*)ptr(e)) == jl_ast_ctx(fl_ctx)->jvtype) { return *(jl_value_t**)cv_data((cvalue_t*)ptr(e)); } jl_error("malformed tree"); return jl_nothing; }
// TODO: add locks around global state mutation operations jl_value_t *jl_eval_module_expr(jl_module_t *parent_module, jl_expr_t *ex) { jl_ptls_t ptls = jl_get_ptls_states(); assert(ex->head == module_sym); if (jl_array_len(ex->args) != 3 || !jl_is_expr(jl_exprarg(ex, 2))) { jl_error("syntax: malformed module expression"); } int std_imports = (jl_exprarg(ex, 0) == jl_true); jl_sym_t *name = (jl_sym_t*)jl_exprarg(ex, 1); if (!jl_is_symbol(name)) { jl_type_error("module", (jl_value_t*)jl_sym_type, (jl_value_t*)name); } jl_module_t *newm = jl_new_module(name); jl_value_t *form = (jl_value_t*)newm; JL_GC_PUSH1(&form); ptrhash_put(&jl_current_modules, (void*)newm, (void*)((uintptr_t)HT_NOTFOUND + 1)); // copy parent environment info into submodule newm->uuid = parent_module->uuid; if (jl_base_module && (jl_value_t*)parent_module == jl_get_global(jl_base_module, jl_symbol("__toplevel__"))) { newm->parent = newm; jl_register_root_module(newm); } else { jl_binding_t *b = jl_get_binding_wr(parent_module, name, 1); jl_declare_constant(b); if (b->value != NULL) { if (!jl_is_module(b->value)) { jl_errorf("invalid redefinition of constant %s", jl_symbol_name(name)); } if (jl_generating_output()) { jl_errorf("cannot replace module %s during compilation", jl_symbol_name(name)); } jl_printf(JL_STDERR, "WARNING: replacing module %s.\n", jl_symbol_name(name)); // create a hidden gc root for the old module uintptr_t *refcnt = (uintptr_t*)ptrhash_bp(&jl_current_modules, (void*)b->value); *refcnt += 1; } newm->parent = parent_module; b->value = (jl_value_t*)newm; jl_gc_wb_binding(b, newm); } if (parent_module == jl_main_module && name == jl_symbol("Base")) { // pick up Base module during bootstrap jl_base_module = newm; } size_t last_age = ptls->world_age; // add standard imports unless baremodule if (std_imports) { if (jl_base_module != NULL) { jl_add_standard_imports(newm); } // add `eval` function form = jl_call_scm_on_ast("module-default-defs", (jl_value_t*)ex, newm); ptls->world_age = jl_world_counter; jl_toplevel_eval_flex(newm, form, 0, 1); form = NULL; } jl_array_t *exprs = ((jl_expr_t*)jl_exprarg(ex, 2))->args; for (int i = 0; i < jl_array_len(exprs); i++) { // process toplevel form ptls->world_age = jl_world_counter; form = jl_expand_stmt(jl_array_ptr_ref(exprs, i), newm); ptls->world_age = jl_world_counter; (void)jl_toplevel_eval_flex(newm, form, 1, 1); } ptls->world_age = last_age; #if 0 // some optional post-processing steps size_t i; void **table = newm->bindings.table; for(i=1; i < newm->bindings.size; i+=2) { if (table[i] != HT_NOTFOUND) { jl_binding_t *b = (jl_binding_t*)table[i]; // remove non-exported macros if (jl_symbol_name(b->name)[0]=='@' && !b->exportp && b->owner == newm) b->value = NULL; // error for unassigned exports /* if (b->exportp && b->owner==newm && b->value==NULL) jl_errorf("identifier %s exported from %s is not initialized", jl_symbol_name(b->name), jl_symbol_name(newm->name)); */ } } #endif uintptr_t *refcnt = (uintptr_t*)ptrhash_bp(&jl_current_modules, (void*)newm); assert(*refcnt > (uintptr_t)HT_NOTFOUND); *refcnt -= 1; // newm should be reachable from somewhere else by now if (jl_module_init_order == NULL) jl_module_init_order = jl_alloc_vec_any(0); jl_array_ptr_1d_push(jl_module_init_order, (jl_value_t*)newm); // defer init of children until parent is done being defined // then initialize all in definition-finished order // at build time, don't run them at all (defer for runtime) if (!jl_generating_output()) { if (!ptrhash_has(&jl_current_modules, (void*)newm->parent)) { size_t i, l = jl_array_len(jl_module_init_order); size_t ns = 0; form = (jl_value_t*)jl_alloc_vec_any(0); for (i = 0; i < l; i++) { jl_module_t *m = (jl_module_t*)jl_array_ptr_ref(jl_module_init_order, i); if (jl_is_submodule(m, newm)) { jl_array_ptr_1d_push((jl_array_t*)form, (jl_value_t*)m); } else if (ns++ != i) { jl_array_ptr_set(jl_module_init_order, ns - 1, (jl_value_t*)m); } } if (ns < l) jl_array_del_end(jl_module_init_order, l - ns); l = jl_array_len(form); for (i = 0; i < l; i++) { jl_module_t *m = (jl_module_t*)jl_array_ptr_ref(form, i); JL_GC_PROMISE_ROOTED(m); jl_module_run_initializer(m); } } } JL_GC_POP(); return (jl_value_t*)newm; }