diff options
| author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-05-24 17:50:17 +0000 |
|---|---|---|
| committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-05-24 17:50:17 +0000 |
| commit | 59c061235f7bb39d6a33b7e2b7fb4e3db57305db (patch) | |
| tree | a476f70e698a68b2cc583e8aa5925feecabbd196 | |
| parent | 582da7dac70c7fd9c9927cd57587e0cebfebfb3d (diff) | |
* eval_method.c: renamed from vm_method.c. "vm_method.c" is included
by "vm.c".
* vm_eval.c: added. Some codes are moved from "eval.c"
* common.mk: fix for above changes.
* compile.c: make a vm_eval(0)
* eval.c, eval_error.c, eval_intern.h, eval_jump.c, proc.c, vm.c,
id.c, id.h, vm_core.h, vm_dump.c, vm_evalbody.c, vm_insnhelper.c,
blockinlining.c: fix for above changes. and do some refactoring.
this changes improve rb_yield() performance.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16576 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
| -rw-r--r-- | ChangeLog | 16 | ||||
| -rw-r--r-- | blockinlining.c | 6 | ||||
| -rw-r--r-- | common.mk | 5 | ||||
| -rw-r--r-- | compile.c | 11 | ||||
| -rw-r--r-- | eval.c | 1538 | ||||
| -rw-r--r-- | eval_error.c | 34 | ||||
| -rw-r--r-- | eval_intern.h | 20 | ||||
| -rw-r--r-- | eval_jump.c | 158 | ||||
| -rw-r--r-- | id.c | 3 | ||||
| -rw-r--r-- | id.h | 3 | ||||
| -rw-r--r-- | proc.c | 8 | ||||
| -rw-r--r-- | version.h | 6 | ||||
| -rw-r--r-- | vm.c | 238 | ||||
| -rw-r--r-- | vm_core.h | 10 | ||||
| -rw-r--r-- | vm_dump.c | 4 | ||||
| -rw-r--r-- | vm_evalbody.c | 8 | ||||
| -rw-r--r-- | vm_insnhelper.c | 10 | ||||
| -rw-r--r-- | vm_method.c (renamed from eval_method.c) | 501 |
18 files changed, 633 insertions, 1946 deletions
@@ -1,3 +1,19 @@ +Sun May 25 02:37:25 2008 Koichi Sasada <ko1@atdot.net> + + * eval_method.c: renamed from vm_method.c. "vm_method.c" is included + by "vm.c". + + * vm_eval.c: added. Some codes are moved from "eval.c" + + * common.mk: fix for above changes. + + * compile.c: make a vm_eval(0) + + * eval.c, eval_error.c, eval_intern.h, eval_jump.c, proc.c, vm.c, + id.c, id.h, vm_core.h, vm_dump.c, vm_evalbody.c, vm_insnhelper.c, + blockinlining.c: fix for above changes. and do some refactoring. + this changes improve rb_yield() performance. + Sat May 24 22:32:49 2008 Yukihiro Matsumoto <matz@ruby-lang.org> * object.c (rb_cstr_to_dbl): should clear errno before calling diff --git a/blockinlining.c b/blockinlining.c index 7da28157fd..c2878d933c 100644 --- a/blockinlining.c +++ b/blockinlining.c @@ -195,7 +195,7 @@ invoke_Integer_times_special_block(VALUE num) th->cfp->lfp[0] = GC_GUARDED_PTR(&block); argv[0] = INT2FIX(0); argv[1] = num; - val = vm_yield(th, 2, argv); + val = rb_yield_values(2, argv); if (val == Qundef) { return num; } @@ -314,7 +314,7 @@ invoke_Range_each_special_block(VALUE range, th->cfp->lfp[0] = GC_GUARDED_PTR(&block); argv[0] = beg; argv[1] = end; - val = vm_yield(th, 2, argv); + val = rb_yield_values(2, argv); if (val == Qundef) { return range; } @@ -444,7 +444,7 @@ invoke_Array_each_special_block(VALUE ary) th->cfp->lfp[0] = GC_GUARDED_PTR(&block); argv[0] = 0; argv[1] = ary; - val = vm_yield(th, 2, argv); + val = rb_yield_values(2, argv); if (val == Qundef) { return ary; } @@ -470,7 +470,7 @@ eval.$(OBJEXT): {$(VPATH)}eval.c {$(VPATH)}eval_intern.h \ {$(VPATH)}util.h {$(VPATH)}signal.h {$(VPATH)}vm_core.h \ {$(VPATH)}debug.h {$(VPATH)}vm_opts.h {$(VPATH)}id.h \ {$(VPATH)}thread_$(THREAD_MODEL).h {$(VPATH)}dln.h \ - {$(VPATH)}eval_error.c {$(VPATH)}eval_method.c {$(VPATH)}eval_safe.c \ + {$(VPATH)}eval_error.c {$(VPATH)}eval_safe.c \ {$(VPATH)}eval_jump.c load.$(OBJEXT): {$(VPATH)}load.c {$(VPATH)}eval_intern.h \ {$(VPATH)}ruby.h {$(VPATH)}config.h {$(VPATH)}defines.h \ @@ -647,7 +647,8 @@ vm.$(OBJEXT): {$(VPATH)}vm.c {$(VPATH)}ruby.h {$(VPATH)}config.h \ {$(VPATH)}vm_core.h {$(VPATH)}debug.h {$(VPATH)}vm_opts.h {$(VPATH)}id.h \ {$(VPATH)}thread_$(THREAD_MODEL).h {$(VPATH)}dln.h {$(VPATH)}vm.h \ {$(VPATH)}vm_insnhelper.c {$(VPATH)}insns.inc {$(VPATH)}vm_evalbody.c \ - {$(VPATH)}vmtc.inc {$(VPATH)}vm.inc {$(VPATH)}insns.def + {$(VPATH)}vmtc.inc {$(VPATH)}vm.inc {$(VPATH)}insns.def \ + {$(VPATH)}vm_method.c {$(VPATH)}vm_eval.c vm_dump.$(OBJEXT): {$(VPATH)}vm_dump.c {$(VPATH)}ruby.h \ {$(VPATH)}config.h {$(VPATH)}defines.h {$(VPATH)}missing.h \ {$(VPATH)}intern.h {$(VPATH)}st.h {$(VPATH)}node.h {$(VPATH)}vm_core.h \ @@ -26,12 +26,8 @@ #define va_init_list(a,b) va_start(a) #endif -/* iseq.c */ VALUE iseq_load(VALUE self, VALUE data, VALUE parent, VALUE opt); -/* vm.c */ -VALUE vm_eval(void *); - /* types */ typedef struct iseq_link_element { @@ -294,12 +290,11 @@ int iseq_translate_threaded_code(rb_iseq_t *iseq) { #if OPT_DIRECT_THREADED_CODE || OPT_CALL_THREADED_CODE - + extern const void **vm_get_insns_address_table(void); #if OPT_DIRECT_THREADED_CODE - const void *const *table = (const void **)vm_eval(0); + const void * const *table = vm_get_insns_address_table(); #else - extern const void *const *get_insns_address_table(); - const void *const *table = get_insns_address_table(); + const void * const *table = vm_get_insns_address_table(); #endif int i; @@ -15,30 +15,18 @@ VALUE proc_invoke(VALUE, VALUE, VALUE, VALUE); VALUE rb_binding_new(void); +NORETURN(void rb_raise_jump(VALUE)); VALUE rb_f_block_given_p(void); ID rb_frame_callee(void); -static VALUE rb_frame_self(void); - -static ID removed, singleton_removed, undefined, singleton_undefined; -static ID init, eqq, each, aref, aset, match, missing; -static ID added, singleton_added; -static ID object_id, __send__, respond_to; - VALUE rb_eLocalJumpError; VALUE rb_eSysStackError; VALUE sysstack_error; static VALUE exception_error; -static VALUE eval_string(VALUE, VALUE, VALUE, const char *, int); - -static inline VALUE rb_yield_0(int argc, const VALUE *argv); -static VALUE rb_call(VALUE, VALUE, ID, int, const VALUE *, int); - #include "eval_error.c" -#include "eval_method.c" #include "eval_safe.c" #include "eval_jump.c" @@ -99,7 +87,7 @@ ruby_init(void) error_print(); exit(EXIT_FAILURE); } - ruby_running = 1; + GET_VM()->running = 1; } extern void rb_clear_trace_func(void); @@ -261,83 +249,6 @@ ruby_run_node(void *n) return ruby_cleanup(ruby_exec_node(n, 0)); } -VALUE -rb_eval_string(const char *str) -{ - return eval_string(rb_vm_top_self(), rb_str_new2(str), Qnil, "(eval)", 1); -} - -VALUE -rb_eval_string_protect(const char *str, int *state) -{ - return rb_protect((VALUE (*)(VALUE))rb_eval_string, (VALUE)str, state); -} - -VALUE -rb_eval_string_wrap(const char *str, int *state) -{ - int status; - rb_thread_t *th = GET_THREAD(); - VALUE self = th->top_self; - VALUE wrapper = th->top_wrapper; - VALUE val; - - th->top_wrapper = rb_module_new(); - th->top_self = rb_obj_clone(rb_vm_top_self()); - rb_extend_object(th->top_self, th->top_wrapper); - - val = rb_eval_string_protect(str, &status); - - th->top_self = self; - th->top_wrapper = wrapper; - - if (state) { - *state = status; - } - else if (status) { - JUMP_TAG(status); - } - return val; -} - -VALUE -rb_eval_cmd(VALUE cmd, VALUE arg, int level) -{ - int state; - VALUE val = Qnil; /* OK */ - volatile int safe = rb_safe_level(); - - if (OBJ_TAINTED(cmd)) { - level = 4; - } - - if (TYPE(cmd) != T_STRING) { - PUSH_TAG(); - rb_set_safe_level_force(level); - if ((state = EXEC_TAG()) == 0) { - val = rb_funcall2(cmd, rb_intern("call"), RARRAY_LEN(arg), - RARRAY_PTR(arg)); - } - POP_TAG(); - - rb_set_safe_level_force(safe); - - if (state) - JUMP_TAG(state); - return val; - } - - PUSH_TAG(); - if ((state = EXEC_TAG()) == 0) { - val = eval_string(rb_vm_top_self(), cmd, Qnil, 0, 0); - } - POP_TAG(); - - rb_set_safe_level_force(safe); - if (state) vm_jump_tag_but_local_jump(state, val); - return val; -} - /* * call-seq: * Module.nesting => array @@ -357,7 +268,7 @@ static VALUE rb_mod_nesting(void) { VALUE ary = rb_ary_new(); - NODE *cref = ruby_cref(); + const NODE *cref = vm_cref(); while (cref && cref->nd_next) { VALUE klass = cref->nd_clss; @@ -386,7 +297,7 @@ rb_mod_nesting(void) static VALUE rb_mod_s_constants(int argc, VALUE *argv, VALUE mod) { - NODE *cref = ruby_cref(); + const NODE *cref = vm_cref(); VALUE klass; VALUE cbase = 0; void *data = 0; @@ -435,220 +346,8 @@ rb_frozen_class_p(VALUE klass) } } -/* - * call-seq: - * obj.respond_to?(symbol, include_private=false) => true or false - * - * Returns +true+> if _obj_ responds to the given - * method. Private methods are included in the search only if the - * optional second parameter evaluates to +true+. - */ - -static NODE *basic_respond_to = 0; - -int -rb_obj_respond_to(VALUE obj, ID id, int priv) -{ - VALUE klass = CLASS_OF(obj); - - if (rb_method_node(klass, respond_to) == basic_respond_to) { - return rb_method_boundp(klass, id, !priv); - } - else { - VALUE args[2]; - int n = 0; - args[n++] = ID2SYM(id); - if (priv) - args[n++] = Qtrue; - return RTEST(rb_funcall2(obj, respond_to, n, args)); - } -} - -int -rb_respond_to(VALUE obj, ID id) -{ - return rb_obj_respond_to(obj, id, Qfalse); -} - -/* - * call-seq: - * obj.respond_to?(symbol, include_private=false) => true or false - * - * Returns +true+> if _obj_ responds to the given - * method. Private methods are included in the search only if the - * optional second parameter evaluates to +true+. - */ - -static VALUE -obj_respond_to(int argc, VALUE *argv, VALUE obj) -{ - VALUE mid, priv; - ID id; - - rb_scan_args(argc, argv, "11", &mid, &priv); - id = rb_to_id(mid); - if (rb_method_boundp(CLASS_OF(obj), id, !RTEST(priv))) { - return Qtrue; - } - return Qfalse; -} - -/* - * call-seq: - * mod.method_defined?(symbol) => true or false - * - * Returns +true+ if the named method is defined by - * _mod_ (or its included modules and, if _mod_ is a class, - * its ancestors). Public and protected methods are matched. - * - * module A - * def method1() end - * end - * class B - * def method2() end - * end - * class C < B - * include A - * def method3() end - * end - * - * A.method_defined? :method1 #=> true - * C.method_defined? "method1" #=> true - * C.method_defined? "method2" #=> true - * C.method_defined? "method3" #=> true - * C.method_defined? "method4" #=> false - */ - -static VALUE -rb_mod_method_defined(VALUE mod, VALUE mid) -{ - return rb_method_boundp(mod, rb_to_id(mid), 1); -} - -#define VISI_CHECK(x,f) (((x)&NOEX_MASK) == (f)) - -/* - * call-seq: - * mod.public_method_defined?(symbol) => true or false - * - * Returns +true+ if the named public method is defined by - * _mod_ (or its included modules and, if _mod_ is a class, - * its ancestors). - * - * module A - * def method1() end - * end - * class B - * protected - * def method2() end - * end - * class C < B - * include A - * def method3() end - * end - * - * A.method_defined? :method1 #=> true - * C.public_method_defined? "method1" #=> true - * C.public_method_defined? "method2" #=> false - * C.method_defined? "method2" #=> true - */ - -static VALUE -rb_mod_public_method_defined(VALUE mod, VALUE mid) -{ - ID id = rb_to_id(mid); - NODE *method; - - method = rb_method_node(mod, id); - if (method) { - if (VISI_CHECK(method->nd_noex, NOEX_PUBLIC)) - return Qtrue; - } - return Qfalse; -} - -/* - * call-seq: - * mod.private_method_defined?(symbol) => true or false - * - * Returns +true+ if the named private method is defined by - * _ mod_ (or its included modules and, if _mod_ is a class, - * its ancestors). - * - * module A - * def method1() end - * end - * class B - * private - * def method2() end - * end - * class C < B - * include A - * def method3() end - * end - * - * A.method_defined? :method1 #=> true - * C.private_method_defined? "method1" #=> false - * C.private_method_defined? "method2" #=> true - * C.method_defined? "method2" #=> false - */ - -static VALUE -rb_mod_private_method_defined(VALUE mod, VALUE mid) -{ - ID id = rb_to_id(mid); - NODE *method; - - method = rb_method_node(mod, id); - if (method) { - if (VISI_CHECK(method->nd_noex, NOEX_PRIVATE)) - return Qtrue; - } - return Qfalse; -} - -/* - * call-seq: - * mod.protected_method_defined?(symbol) => true or false - * - * Returns +true+ if the named protected method is defined - * by _mod_ (or its included modules and, if _mod_ is a - * class, its ancestors). - * - * module A - * def method1() end - * end - * class B - * protected - * def method2() end - * end - * class C < B - * include A - * def method3() end - * end - * - * A.method_defined? :method1 #=> true - * C.protected_method_defined? "method1" #=> false - * C.protected_method_defined? "method2" #=> true - * C.method_defined? "method2" #=> true - */ - -static VALUE -rb_mod_protected_method_defined(VALUE mod, VALUE mid) -{ - ID id = rb_to_id(mid); - NODE *method; - - method = rb_method_node(mod, id); - if (method) { - if (VISI_CHECK(method->nd_noex, NOEX_PROTECTED)) - return Qtrue; - } - return Qfalse; -} - NORETURN(static void rb_longjmp(int, VALUE)); -static VALUE make_backtrace(void); +VALUE rb_make_backtrace(void); static void rb_longjmp(int tag, VALUE mesg) @@ -675,7 +374,7 @@ rb_longjmp(int tag, VALUE mesg) if (file && !NIL_P(mesg)) { at = get_backtrace(mesg); if (NIL_P(at)) { - at = make_backtrace(); + at = rb_make_backtrace(); set_backtrace(mesg, at); } } @@ -908,195 +607,6 @@ rb_need_block() } } -static inline VALUE -rb_yield_0(int argc, const VALUE * argv) -{ - return vm_yield(GET_THREAD(), argc, argv); -} - -VALUE -rb_yield(VALUE val) -{ - volatile VALUE tmp = val; - if (val == Qundef) { - tmp = rb_yield_0(0, 0); - } - else { - tmp = rb_yield_0(1, &val); - } - return tmp; -} - -VALUE -rb_yield_values(int n, ...) -{ - int i; - VALUE *argv; - va_list args; - - if (n == 0) { - return rb_yield_0(0, 0); - } - - argv = ALLOCA_N(VALUE, n); - - va_init_list(args, n); - for (i=0; i<n; i++) { - argv[i] = va_arg(args, VALUE); - } - va_end(args); - - return rb_yield_0(n, argv); -} - -VALUE -rb_yield_values2(int argc, const VALUE *argv) -{ - return rb_yield_0(argc, argv); -} - -VALUE -rb_yield_splat(VALUE values) -{ - VALUE tmp = rb_check_array_type(values); - volatile VALUE v; - if (NIL_P(tmp)) { - rb_raise(rb_eArgError, "not an array"); - } - v = rb_yield_0(RARRAY_LEN(tmp), RARRAY_PTR(tmp)); - return v; -} - -static VALUE -loop_i(void) -{ - for (;;) { - rb_yield_0(0, 0); - } - return Qnil; -} - -/* - * call-seq: - * loop {|| block } - * - * Repeatedly executes the block. - * - * loop do - * print "Input: " - * line = gets - * break if !line or line =~ /^qQ/ - * # ... - * end - * - * StopIteration raised in the block breaks the loop. - */ - -static VALUE -rb_f_loop(void) -{ - rb_rescue2(loop_i, (VALUE)0, 0, 0, rb_eStopIteration, (VALUE)0); - return Qnil; /* dummy */ -} - -VALUE -rb_iterate(VALUE (* it_proc) (VALUE), VALUE data1, - VALUE (* bl_proc) (ANYARGS), VALUE data2) -{ - int state; - volatile VALUE retval = Qnil; - NODE *node = NEW_IFUNC(bl_proc, data2); - rb_thread_t *th = GET_THREAD(); - rb_control_frame_t *cfp = th->cfp; - - TH_PUSH_TAG(th); - state = TH_EXEC_TAG(); - if (state == 0) { - iter_retry: - { - rb_block_t *blockptr = RUBY_VM_GET_BLOCK_PTR_IN_CFP(th->cfp); - blockptr->iseq = (void *)node; - blockptr->proc = 0; - th->passed_block = blockptr; - } - retval = (*it_proc) (data1); - } - else { - VALUE err = th->errinfo; - if (state == TAG_BREAK) { - VALUE *escape_dfp = GET_THROWOBJ_CATCH_POINT(err); - VALUE *cdfp = cfp->dfp; - - if (cdfp == escape_dfp) { - state = 0; - th->state = 0; - th->errinfo = Qnil; - th->cfp = cfp; - } - else{ - /* SDR(); printf("%p, %p\n", cdfp, escape_dfp); */ - } - } - else if (state == TAG_RETRY) { - VALUE *escape_dfp = GET_THROWOBJ_CATCH_POINT(err); - VALUE *cdfp = cfp->dfp; - - if (cdfp == escape_dfp) { - state = 0; - th->state = 0; - th->errinfo = Qnil; - th->cfp = cfp; - goto iter_retry; - } - } - } - TH_POP_TAG(); - - switch (state) { - case 0: - break; - default: - TH_JUMP_TAG(th, state); - } - return retval; -} - -struct iter_method_arg { - VALUE obj; - ID mid; - int argc; - VALUE *argv; -}; - -static VALUE -iterate_method(VALUE obj) -{ - const struct iter_method_arg * arg = - (struct iter_method_arg *) obj; - - return rb_call(CLASS_OF(arg->obj), arg->obj, arg->mid, - arg->argc, arg->argv, CALL_FCALL); -} - -VALUE -rb_block_call(VALUE obj, ID mid, int argc, VALUE * argv, - VALUE (*bl_proc) (ANYARGS), VALUE data2) -{ - struct iter_method_arg arg; - - arg.obj = obj; - arg.mid = mid; - arg.argc = argc; - arg.argv = argv; - return rb_iterate(iterate_method, (VALUE)&arg, bl_proc, data2); -} - -VALUE -rb_each(VALUE obj) -{ - return rb_call(CLASS_OF(obj), obj, idEach, 0, 0, CALL_FCALL); -} - VALUE rb_rescue2(VALUE (* b_proc) (ANYARGS), VALUE data1, VALUE (* r_proc) (ANYARGS), VALUE data2, ...) @@ -1244,391 +754,6 @@ rb_with_disable_interrupt(VALUE (*proc)(ANYARGS), VALUE data) return result; } -static inline void -stack_check(void) -{ - rb_thread_t *th = GET_THREAD(); - - if (!rb_thread_raised_p(th, RAISED_STACKOVERFLOW) && ruby_stack_check()) { - rb_thread_raised_set(th, RAISED_STACKOVERFLOW); - rb_exc_raise(sysstack_error); - } -} - -/* - * call-seq: - * obj.method_missing(symbol [, *args] ) => result - * - * Invoked by Ruby when <i>obj</i> is sent a message it cannot handle. - * <i>symbol</i> is the symbol for the method called, and <i>args</i> - * are any arguments that were passed to it. By default, the interpreter - * raises an error when this method is called. However, it is possible - * to override the method to provide more dynamic behavior. - * If it is decided that a particular method should not be handled, then - * <i>super</i> should be called, so that ancestors can pick up the - * missing method. - * The example below creates - * a class <code>Roman</code>, which responds to methods with names - * consisting of roman numerals, returning the corresponding integer - * values. - * - * class Roman - * def romanToInt(str) - * # ... - * end - * def method_missing(methId) - * str = methId.id2name - * romanToInt(str) - * end - * end - * - * r = Roman.new - * r.iv #=> 4 - * r.xxiii #=> 23 - * r.mm #=> 2000 - */ - -static VALUE -rb_method_missing(int argc, const VALUE *argv, VALUE obj) -{ - ID id; - VALUE exc = rb_eNoMethodError; - char *format = 0; - rb_thread_t *th = GET_THREAD(); - int last_call_status = th->method_missing_reason; - if (argc == 0 || !SYMBOL_P(argv[0])) { - rb_raise(rb_eArgError, "no id given"); - } - - stack_check(); - - id = SYM2ID(argv[0]); - - if (last_call_status & NOEX_PRIVATE) { - format = "private method `%s' called for %s"; - } - else if (last_call_status & NOEX_PROTECTED) { - format = "protected method `%s' called for %s"; - } - else if (last_call_status & NOEX_VCALL) { - format = "undefined local variable or method `%s' for %s"; - exc = rb_eNameError; - } - else if (last_call_status & NOEX_SUPER) { - format = "super: no superclass method `%s' for %s"; - } - if (!format) { - format = "undefined method `%s' for %s"; - } - - { - int n = 0; - VALUE args[3]; - args[n++] = rb_funcall(rb_const_get(exc, rb_intern("message")), '!', - 3, rb_str_new2(format), obj, argv[0]); - args[n++] = argv[0]; - if (exc == rb_eNoMethodError) { - args[n++] = rb_ary_new4(argc - 1, argv + 1); - } - exc = rb_class_new_instance(n, args, exc); - - th->cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(th->cfp); - rb_exc_raise(exc); - } - - return Qnil; /* not reached */ -} - -static VALUE -method_missing(VALUE obj, ID id, int argc, const VALUE *argv, int call_status) -{ - VALUE *nargv; - GET_THREAD()->method_missing_reason = call_status; - - if (id == missing) { - rb_method_missing(argc, argv, obj); - } - else if (id == ID_ALLOCATOR) { - rb_raise(rb_eTypeError, "allocator undefined for %s", - rb_class2name(obj)); - } - - nargv = ALLOCA_N(VALUE, argc + 1); - nargv[0] = ID2SYM(id); - MEMCPY(nargv + 1, argv, VALUE, argc); - - return rb_funcall2(obj, missing, argc + 1, nargv); -} - -static VALUE -rb_call0(VALUE klass, VALUE recv, ID mid, int argc, const VALUE *argv, int scope, VALUE self) -{ - NODE *body, *method; - int noex; - ID id = mid; - struct cache_entry *ent; - rb_thread_t *th = GET_THREAD(); - - if (!klass) { - rb_raise(rb_eNotImpError, - "method `%s' called on terminated object (%p)", - rb_id2name(mid), (void *)recv); - } - /* is it in the method cache? */ - ent = cache + EXPR1(klass, mid); - - if (ent->mid == mid && ent->klass == klass) { - if (!ent->method) - return method_missing(recv, mid, argc, argv, - scope == 2 ? NOEX_VCALL : 0); - id = ent->mid0; - noex = ent->method->nd_noex; - klass = ent->method->nd_clss; - body = ent->method->nd_body; - } - else if ((method = rb_get_method_body(klass, id, &id)) != 0) { - noex = method->nd_noex; - klass = method->nd_clss; - body = method->nd_body; - } - else { - if (scope == 3) { - return method_missing(recv, mid, argc, argv, NOEX_SUPER); - } - return method_missing(recv, mid, argc, argv, - scope == 2 ? NOEX_VCALL : 0); - } - - - if (mid != missing) { - /* receiver specified form for private method */ - if (UNLIKELY(noex)) { - if (((noex & NOEX_MASK) & NOEX_PRIVATE) && scope == 0) { - return method_missing(recv, mid, argc, argv, NOEX_PRIVATE); - } - - /* self must be kind of a specified form for protected method */ - if (((noex & NOEX_MASK) & NOEX_PROTECTED) && scope == 0) { - VALUE defined_class = klass; - - if (TYPE(defined_class) == T_ICLASS) { - defined_class = RBASIC(defined_class)->klass; - } - - if (self == Qundef) { - self = rb_frame_self(); - } - if (!rb_obj_is_kind_of(self, rb_class_real(defined_class))) { - return method_missing(recv, mid, argc, argv, NOEX_PROTECTED); - } - } - - if (NOEX_SAFE(noex) > th->safe_level) { - rb_raise(rb_eSecurityError, "calling insecure method: %s", rb_id2name(mid)); - } - } - } - - stack_check(); - - { - VALUE val; - /* - //static int level; - //int i; - //for(i=0; i<level; i++){printf(" ");} - //printf("invoke %s (%s)\n", rb_id2name(mid), ruby_node_name(nd_type(body))); - //level++; - //printf("%s with %d args\n", rb_id2name(mid), argc); - */ - val = vm_call0(th, klass, recv, mid, id, argc, argv, body, - noex & NOEX_NOSUPER); - /* - //level--; - //for(i=0; i<level; i++){printf(" ");} - //printf("done %s (%s)\n", rb_id2name(mid), ruby_node_name(nd_type(body))); - */ - return val; - } -} - -static VALUE -rb_call(VALUE klass, VALUE recv, ID mid, int argc, const VALUE *argv, int scope) -{ - return rb_call0(klass, recv, mid, argc, argv, scope, Qundef); -} - -VALUE -rb_apply(VALUE recv, ID mid, VALUE args) -{ - int argc; - VALUE *argv; - - argc = RARRAY_LEN(args); /* Assigns LONG, but argc is INT */ - argv = ALLOCA_N(VALUE, argc); - MEMCPY(argv, RARRAY_PTR(args), VALUE, argc); - return rb_call(CLASS_OF(recv), recv, mid, argc, argv, CALL_FCALL); -} - -static VALUE -send_internal(int argc, VALUE *argv, VALUE recv, int scope) -{ - VALUE vid; - VALUE self = RUBY_VM_PREVIOUS_CONTROL_FRAME(GET_THREAD()->cfp)->self; - - if (argc == 0) { - rb_raise(rb_eArgError, "no method name given"); - } - - vid = *argv++; argc--; - PASS_PASSED_BLOCK(); - return rb_call0(CLASS_OF(recv), recv, rb_to_id(vid), argc, argv, scope, self); -} - -/* - * call-seq: - * obj.send(symbol [, args...]) => obj - * obj.__send__(symbol [, args...]) => obj - * - * Invokes the method identified by _symbol_, passing it any - * arguments specified. You can use <code>__send__</code> if the name - * +send+ clashes with an existing method in _obj_. - * - * class Klass - * def hello(*args) - * "Hello " + args.join(' ') - * end - * end - * k = Klass.new - * k.send :hello, "gentle", "readers" #=> "Hello gentle readers" - */ - -VALUE -rb_f_send(int argc, VALUE *argv, VALUE recv) -{ - return send_internal(argc, argv, recv, NOEX_NOSUPER | NOEX_PRIVATE); -} - - -/* - * call-seq: - * obj.public_send(symbol [, args...]) => obj - * - * Invokes the method identified by _symbol_, passing it any - * arguments specified. Unlike send, public_send calls public - * methods only. - * - * 1.public_send(:puts, "hello") # causes NoMethodError - */ - -VALUE -rb_f_public_send(int argc, VALUE *argv, VALUE recv) -{ - return send_internal(argc, argv, recv, NOEX_PUBLIC); -} - -VALUE -rb_funcall(VALUE recv, ID mid, int n, ...) -{ - VALUE *argv; - va_list ar; - va_init_list(ar, n); - - if (n > 0) { - long i; - - argv = ALLOCA_N(VALUE, n); - - for (i = 0; i < n; i++) { - argv[i] = va_arg(ar, VALUE); - } - va_end(ar); - } - else { - argv = 0; - } - return rb_call(CLASS_OF(recv), recv, mid, n, argv, CALL_FCALL); -} - -VALUE -rb_funcall2(VALUE recv, ID mid, int argc, const VALUE *argv) -{ - return rb_call(CLASS_OF(recv), recv, mid, argc, argv, CALL_FCALL); -} - -VALUE -rb_funcall3(VALUE recv, ID mid, int argc, const VALUE *argv) -{ - return rb_call(CLASS_OF(recv), recv, mid, argc, argv, CALL_PUBLIC); -} - -static VALUE -backtrace(int lev) -{ - return vm_backtrace(GET_THREAD(), lev); -} - -/* - * call-seq: - * caller(start=1) => array - * - * Returns the current execution stack---an array containing strings in - * the form ``<em>file:line</em>'' or ``<em>file:line: in - * `method'</em>''. The optional _start_ parameter - * determines the number of initial stack entries to omit from the - * result. - * - * def a(skip) - * caller(skip) - * end - * def b(skip) - * a(skip) - * end - * def c(skip) - * b(skip) - * end - * c(0) #=> ["prog:2:in `a'", "prog:5:in `b'", "prog:8:in `c'", "prog:10"] - * c(1) #=> ["prog:5:in `b'", "prog:8:in `c'", "prog:11"] - * c(2) #=> ["prog:8:in `c'", "prog:12"] - * c(3) #=> ["prog:13"] - */ - -static VALUE -rb_f_caller(int argc, VALUE *argv) -{ - VALUE level; - int lev; - - rb_scan_args(argc, argv, "01", &level); - - if (NIL_P(level)) - lev = 1; - else - lev = NUM2INT(level); - if (lev < 0) - rb_raise(rb_eArgError, "negative level (%d)", lev); - - return backtrace(lev); -} - -void -rb_backtrace(void) -{ - long i; - VALUE ary; - - ary = backtrace(-1); - for (i = 0; i < RARRAY_LEN(ary); i++) { - printf("\tfrom %s\n", RSTRING_PTR(RARRAY_PTR(ary)[i])); - } -} - -static VALUE -make_backtrace(void) -{ - return backtrace(-1); -} - static ID frame_func_id(rb_control_frame_t *cfp) { @@ -1676,597 +801,6 @@ rb_frame_pop(void) th->cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(th->cfp); } -static VALUE -rb_frame_self(void) -{ - return GET_THREAD()->cfp->self; -} - -static VALUE -eval_string_with_cref(VALUE self, VALUE src, VALUE scope, NODE *cref, const char *file, int line) -{ - int state; - VALUE result = Qundef; - VALUE envval; - rb_binding_t *bind = 0; - rb_thread_t *th = GET_THREAD(); - rb_env_t *env = NULL; - rb_block_t block; - - if (file == 0) { - file = rb_sourcefile(); - line = rb_sourceline(); - } - - PUSH_TAG(); - if ((state = EXEC_TAG()) == 0) { - rb_iseq_t *iseq; - volatile VALUE iseqval; - - if (scope != Qnil) { - if (rb_obj_is_kind_of(scope, rb_cBinding)) { - GetBindingPtr(scope, bind); - envval = bind->env; - } - else { - rb_raise(rb_eTypeError, - "wrong argument type %s (expected Binding)", - rb_obj_classname(scope)); - } - GetEnvPtr(envval, env); - th->base_block = &env->block; - } - else { - rb_control_frame_t *cfp = vm_get_ruby_level_cfp(th, th->cfp); - block = *RUBY_VM_GET_BLOCK_PTR_IN_CFP(cfp); - th->base_block = █ - th->base_block->self = self; - th->base_block->iseq = cfp->iseq; /* TODO */ - } - - /* make eval iseq */ - th->parse_in_eval++; - iseqval = rb_iseq_compile(src, rb_str_new2(file), INT2FIX(line)); - th->parse_in_eval--; - - rb_vm_set_eval_stack(th, iseqval, cref); - th->base_block = 0; - - if (0) { /* for debug */ - extern VALUE ruby_iseq_disasm(VALUE); - printf("%s\n", RSTRING_PTR(ruby_iseq_disasm(iseqval))); - } - - /* save new env */ - GetISeqPtr(iseqval, iseq); - if (bind && iseq->local_size > 0) { - bind->env = vm_make_env_object(th, th->cfp); - } - - /* kick */ - CHECK_STACK_OVERFLOW(th->cfp, iseq->stack_max); - result = vm_eval_body(th); - } - POP_TAG(); - - if (state) { - if (state == TAG_RAISE) { - VALUE errinfo = th->errinfo; - if (strcmp(file, "(eval)") == 0) { - VALUE mesg, errat, bt2; - - errat = get_backtrace(errinfo); - mesg = rb_attr_get(errinfo, rb_intern("mesg")); - if (!NIL_P(errat) && TYPE(errat) == T_ARRAY && - (bt2 = backtrace(-2), RARRAY_LEN(bt2) > 0)) { - if (!NIL_P(mesg) && TYPE(mesg) == T_STRING && !RSTRING_LEN(mesg)) { - rb_str_update(mesg, 0, 0, rb_str_new2(": ")); - rb_str_update(mesg, 0, 0, RARRAY_PTR(errat)[0]); - } - RARRAY_PTR(errat)[0] = RARRAY_PTR(bt2)[0]; - } - } - rb_exc_raise(errinfo); - } - JUMP_TAG(state); - } - return result; -} - -static VALUE -eval_string(VALUE self, VALUE src, VALUE scope, const char *file, int line) -{ - return eval_string_with_cref(self, src, scope, 0, file, line); -} - -/* - * call-seq: - * eval(string [, binding [, filename [,lineno]]]) => obj - * - * Evaluates the Ruby expression(s) in <em>string</em>. If - * <em>binding</em> is given, the evaluation is performed in its - * context. The binding may be a <code>Binding</code> object or a - * <code>Proc</code> object. If the optional <em>filename</em> and - * <em>lineno</em> parameters are present, they will be used when - * reporting syntax errors. - * - * def getBinding(str) - * return binding - * end - * str = "hello" - * eval "str + ' Fred'" #=> "hello Fred" - * eval "str + ' Fred'", getBinding("bye") #=> "bye Fred" - */ - -VALUE -rb_f_eval(int argc, VALUE *argv, VALUE self) -{ - VALUE src, scope, vfile, vline; - char *file = "(eval)"; - int line = 1; - - rb_scan_args(argc, argv, "13", &src, &scope, &vfile, &vline); - if (rb_safe_level() >= 4) { - StringValue(src); - if (!NIL_P(scope) && !OBJ_TAINTED(scope)) { - rb_raise(rb_eSecurityError, - "Insecure: can't modify trusted binding"); - } - } - else { - SafeStringValue(src); - } - if (argc >= 3) { - StringValue(vfile); - } - if (argc >= 4) { - line = NUM2INT(vline); - } - - if (!NIL_P(vfile)) - file = RSTRING_PTR(vfile); - return eval_string(self, src, scope, file, line); -} - -/* block eval under the class/module context */ -static VALUE -yield_under(VALUE under, VALUE self, VALUE values) -{ - rb_thread_t *th = GET_THREAD(); - rb_block_t block, *blockptr; - NODE *cref = vm_cref_push(th, under, NOEX_PUBLIC); - - if ((blockptr = GC_GUARDED_PTR_REF(th->cfp->lfp[0])) != 0) { - block = *blockptr; - block.self = self; - th->cfp->lfp[0] = GC_GUARDED_PTR(&block); - } - - if (values == Qundef) { - return vm_yield_with_cref(th, 0, 0, cref); - } - else { - return vm_yield_with_cref(th, RARRAY_LEN(values), RARRAY_PTR(values), cref); - } -} - -/* string eval under the class/module context */ -static VALUE -eval_under(VALUE under, VALUE self, VALUE src, const char *file, int line) -{ - NODE *cref = vm_cref_push(GET_THREAD(), under, NOEX_PUBLIC); - - if (rb_safe_level() >= 4) { - StringValue(src); - } - else { - SafeStringValue(src); - } - - return eval_string_with_cref(self, src, Qnil, cref, file, line); -} - -static VALUE -specific_eval(int argc, VALUE *argv, VALUE klass, VALUE self) -{ - if (rb_block_given_p()) { - if (argc > 0) { - rb_raise(rb_eArgError, "wrong number of arguments (%d for 0)", argc); - } - return yield_under(klass, self, Qundef); - } - else { - char *file = "(eval)"; - int line = 1; - - if (argc == 0) { - rb_raise(rb_eArgError, "block not supplied"); - } - else { - if (rb_safe_level() >= 4) { - StringValue(argv[0]); - } - else { - SafeStringValue(argv[0]); - } - if (argc > 3) { - const char *name = rb_id2name(rb_frame_callee()); - rb_raise(rb_eArgError, - "wrong number of arguments: %s(src) or %s{..}", - name, name); - } - if (argc > 2) - line = NUM2INT(argv[2]); - if (argc > 1) { - file = StringValuePtr(argv[1]); - } - } - return eval_under(klass, self, argv[0], file, line); - } -} - -/* - * call-seq: - * obj.instance_eval(string [, filename [, lineno]] ) => obj - * obj.instance_eval {| | block } => obj - * - * Evaluates a string containing Ruby source code, or the given block, - * within the context of the receiver (_obj_). In order to set the - * context, the variable +self+ is set to _obj_ while - * the code is executing, giving the code access to _obj_'s - * instance variables. In the version of <code>instance_eval</code> - * that takes a +String+, the optional second and third - * parameters supply a filename and starting line number that are used - * when reporting compilation errors. - * - * class KlassWithSecret - * def initialize - * @secret = 99 - * end - * end - * k = KlassWithSecret.new - * k.instance_eval { @secret } #=> 99 - */ - -VALUE -rb_obj_instance_eval(int argc, VALUE *argv, VALUE self) -{ - VALUE klass; - - if (SPECIAL_CONST_P(self)) { - klass = Qnil; - } - else { - klass = rb_singleton_class(self); - } - return specific_eval(argc, argv, klass, self); -} - -/* - * call-seq: - * obj.instance_exec(arg...) {|var...| block } => obj - * - * Executes the given block within the context of the receiver - * (_obj_). In order to set the context, the variable +self+ is set - * to _obj_ while the code is executing, giving the code access to - * _obj_'s instance variables. Arguments are passed as block parameters. - * - * class KlassWithSecret - * def initialize - * @secret = 99 - * end - * end - * k = KlassWithSecret.new - * k.instance_exec(5) {|x| @secret+x } #=> 104 - */ - -VALUE -rb_obj_instance_exec(int argc, VALUE *argv, VALUE self) -{ - VALUE klass; - - if (SPECIAL_CONST_P(self)) { - klass = Qnil; - } - else { - klass = rb_singleton_class(self); - } - return yield_under(klass, self, rb_ary_new4(argc, argv)); -} - -/* - * call-seq: - * mod.class_eval(string [, filename [, lineno]]) => obj - * mod.module_eval {|| block } => obj - * - * Evaluates the string or block in the context of _mod_. This can - * be used to add methods to a class. <code>module_eval</code> returns - * the result of evaluating its argument. The optional _filename_ - * and _lineno_ parameters set the text for error messages. - * - * class Thing - * end - * a = %q{def hello() "Hello there!" end} - * Thing.module_eval(a) - * puts Thing.new.hello() - * Thing.module_eval("invalid code", "dummy", 123) - * - * <em>produces:</em> - * - * Hello there! - * dummy:123:in `module_eval': undefined local variable - * or method `code' for Thing:Class - */ - -VALUE -rb_mod_module_eval(int argc, VALUE *argv, VALUE mod) -{ - return specific_eval(argc, argv, mod, mod); -} - -/* - * call-seq: - * mod.module_exec(arg...) {|var...| block } => obj - * mod.class_exec(arg...) {|var...| block } => obj - * - * Evaluates the given block in the context of the class/module. - * The method defined in the block will belong to the receiver. - * - * class Thing - * end - * Thing.class_exec{ - * def hello() "Hello there!" end - * } - * puts Thing.new.hello() - * - * <em>produces:</em> - * - * Hello there! - */ - -VALUE -rb_mod_module_exec(int argc, VALUE *argv, VALUE mod) -{ - return yield_under(mod, mod, rb_ary_new4(argc, argv)); -} - -static void -secure_visibility(VALUE self) -{ - if (rb_safe_level() >= 4 && !OBJ_TAINTED(self)) { - rb_raise(rb_eSecurityError, - "Insecure: can't change method visibility"); - } -} - -static void -set_method_visibility(VALUE self, int argc, VALUE *argv, ID ex) -{ - int i; - secure_visibility(self); - for (i = 0; i < argc; i++) { - rb_export_method(self, rb_to_id(argv[i]), ex); - } - rb_clear_cache_by_class(self); -} - -/* - * call-seq: - * public => self - * public(symbol, ...) => self - * - * With no arguments, sets the default visibility for subsequently - * defined methods to public. With arguments, sets the named methods to - * have public visibility. - */ - -static VALUE -rb_mod_public(int argc, VALUE *argv, VALUE module) -{ - secure_visibility(module); - if (argc == 0) { - SCOPE_SET(NOEX_PUBLIC); - } - else { - set_method_visibility(module, argc, argv, NOEX_PUBLIC); - } - return module; -} - -/* - * call-seq: - * protected => self - * protected(symbol, ...) => self - * - * With no arguments, sets the default visibility for subsequently - * defined methods to protected. With arguments, sets the named methods - * to have protected visibility. - */ - -static VALUE -rb_mod_protected(int argc, VALUE *argv, VALUE module) -{ - secure_visibility(module); - if (argc == 0) { - SCOPE_SET(NOEX_PROTECTED); - } - else { - set_method_visibility(module, argc, argv, NOEX_PROTECTED); - } - return module; -} - -/* - * call-seq: - * private => self - * private(symbol, ...) => self - * - * With no arguments, sets the default visibility for subsequently - * defined methods to private. With arguments, sets the named methods - * to have private visibility. - * - * module Mod - * def a() end - * def b() end - * private - * def c() end - * private :a - * end - * Mod.private_instance_methods #=> [:a, :c] - */ - -static VALUE -rb_mod_private(int argc, VALUE *argv, VALUE module) -{ - secure_visibility(module); - if (argc == 0) { - SCOPE_SET(NOEX_PRIVATE); - } - else { - set_method_visibility(module, argc, argv, NOEX_PRIVATE); - } - return module; -} - -/* - * call-seq: - * mod.public_class_method(symbol, ...) => mod - * - * Makes a list of existing class methods public. - */ - -static VALUE -rb_mod_public_method(int argc, VALUE *argv, VALUE obj) -{ - set_method_visibility(CLASS_OF(obj), argc, argv, NOEX_PUBLIC); - return obj; -} - -/* - * call-seq: - * mod.private_class_method(symbol, ...) => mod - * - * Makes existing class methods private. Often used to hide the default - * constructor <code>new</code>. - * - * class SimpleSingleton # Not thread safe - * private_class_method :new - * def SimpleSingleton.create(*args, &block) - * @me = new(*args, &block) if ! @me - * @me - * end - * end - */ - -static VALUE -rb_mod_private_method(int argc, VALUE *argv, VALUE obj) -{ - set_method_visibility(CLASS_OF(obj), argc, argv, NOEX_PRIVATE); - return obj; -} - -/* - * call-seq: - * public - * public(symbol, ...) - * - * With no arguments, sets the default visibility for subsequently - * defined methods to public. With arguments, sets the named methods to - * have public visibility. - */ - -static VALUE -top_public(int argc, VALUE *argv) -{ - return rb_mod_public(argc, argv, rb_cObject); -} - -static VALUE -top_private(int argc, VALUE *argv) -{ - return rb_mod_private(argc, argv, rb_cObject); -} - -/* - * call-seq: - * module_function(symbol, ...) => self - * - * Creates module functions for the named methods. These functions may - * be called with the module as a receiver, and also become available - * as instance methods to classes that mix in the module. Module - * functions are copies of the original, and so may be changed - * independently. The instance-method versions are made private. If - * used with no arguments, subsequently defined methods become module - * functions. - * - * module Mod - * def one - * "This is one" - * end - * module_function :one - * end - * class Cls - * include Mod - * def callOne - * one - * end - * end - * Mod.one #=> "This is one" - * c = Cls.new - * c.callOne #=> "This is one" - * module Mod - * def one - * "This is the new one" - * end - * end - * Mod.one #=> "This is one" - * c.callOne #=> "This is the new one" - */ - -static VALUE -rb_mod_modfunc(int argc, VALUE *argv, VALUE module) -{ - int i; - ID id; - NODE *fbody; - - if (TYPE(module) != T_MODULE) { - rb_raise(rb_eTypeError, "module_function must be called for modules"); - } - - secure_visibility(module); - if (argc == 0) { - SCOPE_SET(NOEX_MODFUNC); - return module; - } - - set_method_visibility(module, argc, argv, NOEX_PRIVATE); - - for (i = 0; i < argc; i++) { - VALUE m = module; - - id = rb_to_id(argv[i]); - for (;;) { - fbody = search_method(m, id, &m); - if (fbody == 0) { - fbody = search_method(rb_cObject, id, &m); - } - if (fbody == 0 || fbody->nd_body == 0) { - rb_bug("undefined method `%s'; can't happen", rb_id2name(id)); - } - if (nd_type(fbody->nd_body->nd_body) != NODE_ZSUPER) { - break; /* normal case: need not to follow 'super' link */ - } - m = RCLASS_SUPER(m); - if (!m) - break; - } - rb_add_method(rb_singleton_class(module), id, fbody->nd_body->nd_body, - NOEX_PUBLIC); - } - return module; -} - /* * call-seq: * append_features(mod) => mod @@ -2320,7 +854,7 @@ void rb_obj_call_init(VALUE obj, int argc, VALUE *argv) { PASS_PASSED_BLOCK(); - rb_funcall2(obj, init, argc, argv); + rb_funcall2(obj, idInitialize, argc, argv); } void @@ -2622,85 +1156,41 @@ Init_eval(void) /* TODO: fix position */ GET_THREAD()->vm->mark_object_ary = rb_ary_new(); - init = rb_intern("initialize"); - eqq = rb_intern("==="); - each = rb_intern("each"); - - aref = rb_intern("[]"); - aset = rb_intern("[]="); - match = rb_intern("=~"); - missing = rb_intern("method_missing"); - added = rb_intern("method_added"); - singleton_added = rb_intern("singleton_method_added"); - removed = rb_intern("method_removed"); - singleton_removed = rb_intern("singleton_method_removed"); - undefined = rb_intern("method_undefined"); - singleton_undefined = rb_intern("singleton_method_undefined"); - - object_id = rb_intern("object_id"); - __send__ = rb_intern("__send__"); - rb_define_virtual_variable("$@", errat_getter, errat_setter); rb_define_virtual_variable("$!", errinfo_getter, 0); - rb_define_private_method(rb_cBasicObject, "method_missing", rb_method_missing, -1); - rb_define_global_function("eval", rb_f_eval, -1); rb_define_global_function("iterator?", rb_f_block_given_p, 0); rb_define_global_function("block_given?", rb_f_block_given_p, 0); - rb_define_global_function("loop", rb_f_loop, 0); - - rb_define_method(rb_mKernel, "respond_to?", obj_respond_to, -1); - respond_to = rb_intern("respond_to?"); - basic_respond_to = rb_method_node(rb_cObject, respond_to); - rb_register_mark_object((VALUE)basic_respond_to); rb_define_global_function("raise", rb_f_raise, -1); rb_define_global_function("fail", rb_f_raise, -1); - rb_define_global_function("caller", rb_f_caller, -1); - rb_define_global_function("global_variables", rb_f_global_variables, 0); /* in variable.c */ rb_define_global_function("local_variables", rb_f_local_variables, 0); rb_define_global_function("__method__", rb_f_method_name, 0); rb_define_global_function("__callee__", rb_f_method_name, 0); - rb_define_method(rb_cBasicObject, "__send__", rb_f_send, -1); - rb_define_method(rb_mKernel, "send", rb_f_send, -1); - rb_define_method(rb_mKernel, "public_send", rb_f_public_send, -1); - - rb_define_method(rb_cBasicObject, "instance_eval", rb_obj_instance_eval, -1); - rb_define_method(rb_cBasicObject, "instance_exec", rb_obj_instance_exec, -1); - rb_define_private_method(rb_cModule, "append_features", rb_mod_append_features, 1); rb_define_private_method(rb_cModule, "extend_object", rb_mod_extend_object, 1); rb_define_private_method(rb_cModule, "include", rb_mod_include, -1); - rb_define_private_method(rb_cModule, "public", rb_mod_public, -1); - rb_define_private_method(rb_cModule, "protected", rb_mod_protected, -1); - rb_define_private_method(rb_cModule, "private", rb_mod_private, -1); - rb_define_private_method(rb_cModule, "module_function", rb_mod_modfunc, -1); - rb_define_method(rb_cModule, "method_defined?", rb_mod_method_defined, 1); - rb_define_method(rb_cModule, "public_method_defined?", rb_mod_public_method_defined, 1); - rb_define_method(rb_cModule, "private_method_defined?", rb_mod_private_method_defined, 1); - rb_define_method(rb_cModule, "protected_method_defined?", rb_mod_protected_method_defined, 1); - rb_define_method(rb_cModule, "public_class_method", rb_mod_public_method, -1); - rb_define_method(rb_cModule, "private_class_method", rb_mod_private_method, -1); rb_define_method(rb_cModule, "module_eval", rb_mod_module_eval, -1); rb_define_method(rb_cModule, "class_eval", rb_mod_module_eval, -1); - rb_define_method(rb_cModule, "module_exec", rb_mod_module_exec, -1); - rb_define_method(rb_cModule, "class_exec", rb_mod_module_exec, -1); rb_undef_method(rb_cClass, "module_function"); - Init_eval_method(); + { + extern void Init_vm_eval(void); + extern void Init_eval_method(void); + Init_vm_eval(); + Init_eval_method(); + } rb_define_singleton_method(rb_cModule, "nesting", rb_mod_nesting, 0); rb_define_singleton_method(rb_cModule, "constants", rb_mod_s_constants, -1); rb_define_singleton_method(rb_vm_top_self(), "include", top_include, -1); - rb_define_singleton_method(rb_vm_top_self(), "public", top_public, -1); - rb_define_singleton_method(rb_vm_top_self(), "private", top_private, -1); rb_define_method(rb_mKernel, "extend", rb_obj_extend, -1); @@ -2764,3 +1254,5 @@ rb_parse_in_eval(void) { return GET_THREAD()->parse_in_eval != 0; } + + diff --git a/eval_error.c b/eval_error.c index aef3226f99..aae7655be2 100644 --- a/eval_error.c +++ b/eval_error.c @@ -3,34 +3,6 @@ * included by eval.c */ -const char * -rb_sourcefile(void) -{ - rb_thread_t *th = GET_THREAD(); - rb_control_frame_t *cfp = vm_get_ruby_level_cfp(th, th->cfp); - - if (cfp) { - return RSTRING_PTR(cfp->iseq->filename); - } - else { - return 0; - } -} - -int -rb_sourceline(void) -{ - rb_thread_t *th = GET_THREAD(); - rb_control_frame_t *cfp = vm_get_ruby_level_cfp(th, th->cfp); - - if (cfp) { - return vm_get_sourceline(cfp); - } - else { - return 0; - } -} - static void warn_printf(const char *fmt, ...) { @@ -79,6 +51,12 @@ get_backtrace(VALUE info) return rb_check_backtrace(info); } +VALUE +rb_get_backtrace(VALUE info) +{ + return get_backtrace(info); +} + static void set_backtrace(VALUE info, VALUE bt) { diff --git a/eval_intern.h b/eval_intern.h index eb025ecd7d..a8727d230c 100644 --- a/eval_intern.h +++ b/eval_intern.h @@ -183,16 +183,9 @@ enum ruby_tag_type { #define GET_THROWOBJ_CATCH_POINT(obj) ((VALUE*)RNODE((obj))->u2.value) #define GET_THROWOBJ_STATE(obj) ((int)RNODE((obj))->u3.value) -#define SCOPE_TEST(f) \ - (ruby_cref()->nd_visi & (f)) - -#define SCOPE_CHECK(f) \ - (ruby_cref()->nd_visi == (f)) - -#define SCOPE_SET(f) \ -{ \ - ruby_cref()->nd_visi = (f); \ -} +#define SCOPE_TEST(f) (vm_cref()->nd_visi & (f)) +#define SCOPE_CHECK(f) (vm_cref()->nd_visi == (f)) +#define SCOPE_SET(f) (vm_cref()->nd_visi = (f)) #define CHECK_STACK_OVERFLOW(cfp, margin) do \ if (((VALUE *)(cfp)->sp) + (margin) + sizeof(rb_control_frame_t) >= ((VALUE *)cfp)) { \ @@ -220,21 +213,16 @@ VALUE rb_make_exception(int argc, VALUE *argv); NORETURN(void rb_fiber_start(void)); -NORETURN(void rb_raise_jump(VALUE)); NORETURN(void rb_print_undef(VALUE, ID, int)); NORETURN(void vm_localjump_error(const char *,VALUE, int)); NORETURN(void vm_jump_tag_but_local_jump(int, VALUE)); -NODE *vm_cref_push(rb_thread_t * th, VALUE, int); -NODE *vm_set_special_cref(rb_thread_t *th, VALUE *lfp, NODE *cref_stack); VALUE vm_make_jump_tag_but_local_jump(int state, VALUE val); -NODE *ruby_cref(void); +NODE *vm_cref(void); rb_control_frame_t *vm_get_ruby_level_cfp(rb_thread_t *th, rb_control_frame_t *cfp); VALUE rb_obj_is_proc(VALUE); -void rb_vm_check_redefinition_opt_method(const NODE *node); VALUE rb_vm_call_cfunc(VALUE recv, VALUE (*func)(VALUE), VALUE arg, const rb_block_t *blockptr, VALUE filename); void rb_thread_terminate_all(void); -void rb_vm_set_eval_stack(rb_thread_t *, VALUE iseq, const NODE *cref); VALUE rb_vm_top_self(); VALUE rb_vm_cbase(void); diff --git a/eval_jump.c b/eval_jump.c index f3eb30fc56..1d6a84d815 100644 --- a/eval_jump.c +++ b/eval_jump.c @@ -5,162 +5,6 @@ #include "eval_intern.h" -NORETURN(static VALUE rb_f_throw _((int, VALUE *))); - -/* - * call-seq: - * throw(symbol [, obj]) - * - * Transfers control to the end of the active +catch+ block - * waiting for _symbol_. Raises +NameError+ if there - * is no +catch+ block for the symbol. The optional second - * parameter supplies a return value for the +catch+ block, - * which otherwise defaults to +nil+. For examples, see - * <code>Kernel::catch</code>. - */ - -static VALUE -rb_f_throw(int argc, VALUE *argv) -{ - VALUE tag, value; - rb_thread_t *th = GET_THREAD(); - struct rb_vm_tag *tt = th->tag; - - rb_scan_args(argc, argv, "11", &tag, &value); - while (tt) { - if (tt->tag == tag) { - tt->retval = value; - break; - } - tt = tt->prev; - } - if (!tt) { - VALUE desc = rb_inspect(tag); - rb_raise(rb_eArgError, "uncaught throw %s", RSTRING_PTR(desc)); - } - rb_trap_restore_mask(); - th->errinfo = NEW_THROW_OBJECT(tag, 0, TAG_THROW); - - JUMP_TAG(TAG_THROW); -#ifndef __GNUC__ - return Qnil; /* not reached */ -#endif -} - -void -rb_throw(const char *tag, VALUE val) -{ - VALUE argv[2]; - - argv[0] = ID2SYM(rb_intern(tag)); - argv[1] = val; - rb_f_throw(2, argv); -} - -void -rb_throw_obj(VALUE tag, VALUE val) -{ - VALUE argv[2]; - - argv[0] = tag; - argv[1] = val; - rb_f_throw(2, argv); -} - -/* - * call-seq: - * catch(symbol) {| | block } > obj - * - * +catch+ executes its block. If a +throw+ is - * executed, Ruby searches up its stack for a +catch+ block - * with a tag corresponding to the +throw+'s - * _symbol_. If found, that block is terminated, and - * +catch+ returns the value given to +throw+. If - * +throw+ is not called, the block terminates normally, and - * the value of +catch+ is the value of the last expression - * evaluated. +catch+ expressions may be nested, and the - * +throw+ call need not be in lexical scope. - * - * def routine(n) - * puts n - * throw :done if n <= 0 - * routine(n-1) - * end - * - * - * catch(:done) { routine(3) } - * - * <em>produces:</em> - * - * 3 - * 2 - * 1 - * 0 - */ - -static VALUE -rb_f_catch(int argc, VALUE *argv) -{ - VALUE tag; - int state; - VALUE val = Qnil; /* OK */ - rb_thread_t *th = GET_THREAD(); - rb_control_frame_t *saved_cfp = th->cfp; - - if (argc == 0) { - tag = rb_obj_alloc(rb_cObject); - } - else { - rb_scan_args(argc, argv, "01", &tag); - } - PUSH_TAG(); - - th->tag->tag = tag; - - if ((state = EXEC_TAG()) == 0) { - val = rb_yield_0(1, &tag); - } - else if (state == TAG_THROW && RNODE(th->errinfo)->u1.value == tag) { - th->cfp = saved_cfp; - val = th->tag->retval; - th->errinfo = Qnil; - state = 0; - } - POP_TAG(); - if (state) - JUMP_TAG(state); - - return val; -} - -static VALUE -catch_null_i(VALUE dmy) -{ - return rb_funcall(Qnil, rb_intern("catch"), 0, 0); -} - -static VALUE -catch_i(VALUE tag) -{ - return rb_funcall(Qnil, rb_intern("catch"), 1, tag); -} - -VALUE -rb_catch(const char *tag, VALUE (*func)(), VALUE data) -{ - if (!tag) { - return rb_iterate(catch_null_i, 0, func, data); - } - return rb_iterate(catch_i, ID2SYM(rb_intern(tag)), func, data); -} - -VALUE -rb_catch_obj(VALUE tag, VALUE (*func)(), VALUE data) -{ - return rb_iterate((VALUE (*)_((VALUE)))catch_i, tag, func, data); -} - - /* exit */ void @@ -303,7 +147,5 @@ rb_exec_end_proc(void) void Init_jump(void) { - rb_define_global_function("catch", rb_f_catch, -1); - rb_define_global_function("throw", rb_f_throw, -1); rb_define_global_function("at_exit", rb_f_at_exit, 0); } @@ -63,4 +63,7 @@ Init_id(void) idSend = rb_intern("send"); id__send__ = rb_intern("__send__"); + + idRespond_to = rb_intern("respond_to?"); + idInitialize = rb_intern("initialize"); } @@ -50,5 +50,6 @@ extern ID idBitblt; extern ID idAnswer; extern ID idSend; extern ID id__send__; - +extern ID idRespond_to; +extern ID idInitialize; #endif /* RUBY_ID_H */ @@ -1176,10 +1176,12 @@ rb_method_call(int argc, VALUE *argv, VALUE method) } } if ((state = EXEC_TAG()) == 0) { + VALUE rb_vm_call(rb_thread_t * th, VALUE klass, VALUE recv, VALUE id, ID oid, + int argc, const VALUE *argv, const NODE *body, int nosuper); + PASS_PASSED_BLOCK(); - result = vm_call0(GET_THREAD(), - data->oclass, data->recv, data->id, data->oid, - argc, argv, data->body, 0); + result = rb_vm_call(GET_THREAD(), data->oclass, data->recv, data->id, data->oid, + argc, argv, data->body, 0); } POP_TAG(); if (safe >= 0) @@ -1,7 +1,7 @@ #define RUBY_VERSION "1.9.0" -#define RUBY_RELEASE_DATE "2008-05-24" +#define RUBY_RELEASE_DATE "2008-05-25" #define RUBY_VERSION_CODE 190 -#define RUBY_RELEASE_CODE 20080524 +#define RUBY_RELEASE_CODE 20080525 #define RUBY_PATCHLEVEL 0 #define RUBY_VERSION_MAJOR 1 @@ -9,7 +9,7 @@ #define RUBY_VERSION_TEENY 0 #define RUBY_RELEASE_YEAR 2008 #define RUBY_RELEASE_MONTH 5 -#define RUBY_RELEASE_DAY 24 +#define RUBY_RELEASE_DAY 25 #ifdef RUBY_EXTERN RUBY_EXTERN const char ruby_version[]; @@ -16,6 +16,7 @@ #include "insnhelper.h" #include "vm_insnhelper.c" +#include "vm_eval.c" #define BUFSIZE 0x100 #define PROCDEBUG 0 @@ -58,8 +59,8 @@ rb_vm_set_finish_env(rb_thread_t * th) return Qtrue; } -void -rb_vm_set_top_stack(rb_thread_t * th, VALUE iseqval) +static void +vm_set_top_stack(rb_thread_t * th, VALUE iseqval) { rb_iseq_t *iseq; GetISeqPtr(iseqval, iseq); @@ -76,8 +77,8 @@ rb_vm_set_top_stack(rb_thread_t * th, VALUE iseqval) th->cfp->sp, 0, iseq->local_size); } -void -rb_vm_set_eval_stack(rb_thread_t * th, VALUE iseqval, const NODE *cref) +static void +vm_set_eval_stack(rb_thread_t * th, VALUE iseqval, const NODE *cref) { rb_iseq_t *iseq; rb_block_t * const block = th->base_block; @@ -411,152 +412,18 @@ vm_make_proc(rb_thread_t *th, return procval; } -/* C -> Ruby: method */ - -VALUE -vm_call0(rb_thread_t * th, VALUE klass, VALUE recv, VALUE id, ID oid, - int argc, const VALUE *argv, const NODE *body, int nosuper) -{ - VALUE val; - rb_block_t *blockptr = 0; - - if (0) printf("id: %s, nd: %s, argc: %d, passed: %p\n", - rb_id2name(id), ruby_node_name(nd_type(body)), - argc, th->passed_block); - - if (th->passed_block) { - blockptr = th->passed_block; - th->passed_block = 0; - } - switch (nd_type(body)) { - case RUBY_VM_METHOD_NODE:{ - rb_control_frame_t *reg_cfp; - VALUE iseqval = (VALUE)body->nd_body; - int i; - - rb_vm_set_finish_env(th); - reg_cfp = th->cfp; - - CHECK_STACK_OVERFLOW(reg_cfp, argc + 1); - - *reg_cfp->sp++ = recv; - for (i = 0; i < argc; i++) { - *reg_cfp->sp++ = argv[i]; - } - - vm_setup_method(th, reg_cfp, argc, blockptr, 0, iseqval, recv, klass); - val = vm_eval_body(th); - break; - } - case NODE_CFUNC: { - EXEC_EVENT_HOOK(th, RUBY_EVENT_C_CALL, recv, id, klass); - { - rb_control_frame_t *reg_cfp = th->cfp; - rb_control_frame_t *cfp = - vm_push_frame(th, 0, FRAME_MAGIC_CFUNC, - recv, (VALUE)blockptr, 0, reg_cfp->sp, 0, 1); - - cfp->method_id = id; - cfp->method_class = klass; - - val = call_cfunc(body->nd_cfnc, recv, body->nd_argc, argc, argv); - - if (reg_cfp != th->cfp + 1) { - SDR2(reg_cfp); - SDR2(th->cfp-5); - rb_bug("cfp consistency error - call0"); - th->cfp = reg_cfp; - } - vm_pop_frame(th); - } - EXEC_EVENT_HOOK(th, RUBY_EVENT_C_RETURN, recv, id, klass); - break; - } - case NODE_ATTRSET:{ - if (argc != 1) { - rb_raise(rb_eArgError, "wrong number of arguments (%d for 1)", argc); - } - val = rb_ivar_set(recv, body->nd_vid, argv[0]); - break; - } - case NODE_IVAR: { - if (argc != 0) { - rb_raise(rb_eArgError, "wrong number of arguments (%d for 0)", - argc); - } - val = rb_attr_get(recv, body->nd_vid); - break; - } - case NODE_BMETHOD:{ - val = vm_call_bmethod(th, id, body->nd_cval, - recv, klass, argc, (VALUE *)argv, blockptr); - break; - } - default: - rb_bug("unsupported: vm_call0(%s)", ruby_node_name(nd_type(body))); - } - RUBY_VM_CHECK_INTS(); - return val; -} - -static VALUE -vm_call_super(rb_thread_t * const th, const int argc, const VALUE * const argv) -{ - VALUE recv = th->cfp->self; - VALUE klass; - ID id; - NODE *body; - rb_control_frame_t *cfp = th->cfp; - - if (!cfp->iseq) { - klass = cfp->method_class; - klass = RCLASS_SUPER(klass); - - if (klass == 0) { - klass = vm_search_normal_superclass(cfp->method_class, recv); - } - - id = cfp->method_id; - } - else { - rb_bug("vm_call_super: should not be reached"); - } - - body = rb_method_node(klass, id); /* this returns NODE_METHOD */ - - if (body) { - body = body->nd_body; - } - else { - dp(recv); - dp(klass); - dpi(id); - rb_bug("vm_call_super: not found"); - } - - return vm_call0(th, klass, recv, id, id, argc, argv, body, CALL_SUPER); -} - -VALUE -rb_call_super(int argc, const VALUE *argv) -{ - PASS_PASSED_BLOCK(); - return vm_call_super(GET_THREAD(), argc, argv); -} - /* C -> Ruby: block */ static inline VALUE -invoke_block_from_c(rb_thread_t *th, rb_block_t *block, +invoke_block_from_c(rb_thread_t *th, const rb_block_t *block, VALUE self, int argc, const VALUE *argv, - rb_block_t *blockptr, const NODE *cref) + const rb_block_t *blockptr, const NODE *cref) { if (BUILTIN_TYPE(block->iseq) != T_NODE) { - rb_iseq_t *iseq = block->iseq; - rb_control_frame_t *cfp = th->cfp; - int i, opt_pc; - const int arg_size = iseq->arg_size; - const int type = block_proc_is_lambda(block->proc) ? FRAME_MAGIC_LAMBDA : FRAME_MAGIC_BLOCK; + const rb_iseq_t *iseq = block->iseq; + const rb_control_frame_t *cfp = th->cfp; + int i, opt_pc, arg_size = iseq->arg_size; + int type = block_proc_is_lambda(block->proc) ? FRAME_MAGIC_LAMBDA : FRAME_MAGIC_BLOCK; rb_vm_set_finish_env(th); @@ -585,10 +452,10 @@ invoke_block_from_c(rb_thread_t *th, rb_block_t *block, } } -static inline rb_block_t * +static inline const rb_block_t * check_block(rb_thread_t *th) { - rb_block_t *blockptr = GC_GUARDED_PTR_REF(th->cfp->lfp[0]); + const rb_block_t *blockptr = GC_GUARDED_PTR_REF(th->cfp->lfp[0]); if (blockptr == 0) { vm_localjump_error("no block given", Qnil, 0); @@ -597,17 +464,17 @@ check_block(rb_thread_t *th) return blockptr; } -VALUE +static inline VALUE vm_yield_with_cref(rb_thread_t *th, int argc, const VALUE *argv, const NODE *cref) { - rb_block_t *blockptr = check_block(th); + const rb_block_t *blockptr = check_block(th); return invoke_block_from_c(th, blockptr, blockptr->self, argc, argv, 0, cref); } -VALUE +static inline VALUE vm_yield(rb_thread_t *th, int argc, const VALUE *argv) { - rb_block_t *blockptr = check_block(th); + const rb_block_t *blockptr = check_block(th); return invoke_block_from_c(th, blockptr, blockptr->self, argc, argv, 0, 0); } @@ -654,7 +521,7 @@ vm_invoke_proc(rb_thread_t *th, rb_proc_t *proc, VALUE self, /* special variable */ -VALUE +static VALUE vm_cfp_svar_get(rb_thread_t *th, rb_control_frame_t *cfp, VALUE key) { while (cfp->pc == 0) { @@ -663,7 +530,7 @@ vm_cfp_svar_get(rb_thread_t *th, rb_control_frame_t *cfp, VALUE key) return lfp_svar_get(th, cfp->lfp, key); } -void +static void vm_cfp_svar_set(rb_thread_t *th, rb_control_frame_t *cfp, VALUE key, const VALUE val) { while (cfp->pc == 0) { @@ -713,10 +580,10 @@ rb_lastline_set(VALUE val) /* backtrace */ int -vm_get_sourceline(rb_control_frame_t *cfp) +vm_get_sourceline(const rb_control_frame_t *cfp) { int line_no = 0; - rb_iseq_t *iseq = cfp->iseq; + const rb_iseq_t *iseq = cfp->iseq; if (RUBY_VM_NORMAL_ISEQ_P(iseq)) { int i; @@ -736,7 +603,7 @@ vm_get_sourceline(rb_control_frame_t *cfp) static VALUE vm_backtrace_each(rb_thread_t *th, - rb_control_frame_t *limit_cfp, rb_control_frame_t *cfp, + const rb_control_frame_t *limit_cfp, const rb_control_frame_t *cfp, const char * file, int line_no, VALUE ary) { VALUE str; @@ -765,12 +632,12 @@ vm_backtrace_each(rb_thread_t *th, return rb_ary_reverse(ary); } -VALUE +static inline VALUE vm_backtrace(rb_thread_t *th, int lev) { VALUE ary; - rb_control_frame_t *cfp = th->cfp; - rb_control_frame_t *top_of_cfp = (void *)(th->stack + th->stack_size); + const rb_control_frame_t *cfp = th->cfp; + const rb_control_frame_t *top_of_cfp = (void *)(th->stack + th->stack_size); top_of_cfp -= 2; if (lev < 0) { @@ -792,26 +659,36 @@ vm_backtrace(rb_thread_t *th, int lev) return ary; } -#if 0 -static void -check_svar(void) +const char * +rb_sourcefile(void) { rb_thread_t *th = GET_THREAD(); - rb_control_frame_t *cfp = th->cfp; - while ((void *)(cfp + 1) < (void *)(th->stack + th->stack_size)) { - /* printf("cfp: %p\n", cfp->type); */ - if (cfp->lfp && cfp->lfp[-1] != Qnil && - TYPE(cfp->lfp[-1]) != T_NODE) { - /* dp(cfp->lfp[-1]); */ - rb_bug("!!!invalid svar!!!"); - } - cfp++; + rb_control_frame_t *cfp = vm_get_ruby_level_cfp(th, th->cfp); + + if (cfp) { + return RSTRING_PTR(cfp->iseq->filename); + } + else { + return 0; + } +} + +int +rb_sourceline(void) +{ + rb_thread_t *th = GET_THREAD(); + rb_control_frame_t *cfp = vm_get_ruby_level_cfp(th, th->cfp); + + if (cfp) { + return vm_get_sourceline(cfp); + } + else { + return 0; } } -#endif NODE * -ruby_cref(void) +vm_cref(void) { rb_thread_t *th = GET_THREAD(); rb_control_frame_t *cfp = vm_get_ruby_level_cfp(th, th->cfp); @@ -830,7 +707,7 @@ debug_cref(NODE *cref) } #endif -NODE * +static NODE * vm_cref_push(rb_thread_t *th, VALUE klass, int noex) { NODE *cref = NEW_BLOCK(klass); @@ -973,7 +850,7 @@ rb_iter_break(void) VALUE ruby_vm_redefined_flag = 0; static st_table *vm_opt_method_table = 0; -void +static void rb_vm_check_redefinition_opt_method(const NODE *node) { VALUE bop; @@ -1130,7 +1007,7 @@ vm_init_redefined_flag(void) */ -VALUE +static VALUE vm_eval_body(rb_thread_t *th) { int state; @@ -1341,7 +1218,7 @@ rb_iseq_eval(VALUE iseqval) VALUE val; volatile VALUE tmp; - rb_vm_set_top_stack(th, iseqval); + vm_set_top_stack(th, iseqval); if (!rb_const_defined(rb_cObject, rb_intern("TOPLEVEL_BINDING"))) { rb_define_global_const("TOPLEVEL_BINDING", rb_binding_new()); @@ -1388,9 +1265,9 @@ rb_frame_method_id_and_class(ID *idp, VALUE *klassp) } VALUE -rb_thread_current_status(rb_thread_t *th) +rb_thread_current_status(const rb_thread_t *th) { - rb_control_frame_t *cfp = th->cfp; + const rb_control_frame_t *cfp = th->cfp; VALUE str = Qnil; if (cfp->iseq != 0) { @@ -1416,12 +1293,13 @@ rb_vm_call_cfunc(VALUE recv, VALUE (*func)(VALUE), VALUE arg, const rb_block_t *blockptr, VALUE filename) { rb_thread_t *th = GET_THREAD(); - rb_control_frame_t *reg_cfp = th->cfp; + const rb_control_frame_t *reg_cfp = th->cfp; volatile VALUE iseqval = rb_iseq_new(0, filename, filename, 0, ISEQ_TYPE_TOP); VALUE val; vm_push_frame(th, DATA_PTR(iseqval), FRAME_MAGIC_TOP, recv, (VALUE)blockptr, 0, reg_cfp->sp, 0, 1); + val = (*func)(arg); vm_pop_frame(th); @@ -1429,7 +1307,7 @@ rb_vm_call_cfunc(VALUE recv, VALUE (*func)(VALUE), VALUE arg, } int -rb_vm_cfunc_funcall_p(rb_control_frame_t * cfp) +rb_vm_cfunc_funcall_p(const rb_control_frame_t *cfp) { if (vm_cfunc_flags(cfp) & (VM_CALL_FCALL_BIT | VM_CALL_VCALL_BIT)) return Qtrue; @@ -297,6 +297,7 @@ typedef struct rb_vm_struct { VALUE thgroup_default; VALUE last_status; /* $? */ + int running; int thread_abort_on_exception; unsigned long trace_flag; @@ -605,19 +606,10 @@ void rb_enable_interrupt(void); void rb_disable_interrupt(void); int rb_thread_method_id_and_class(rb_thread_t *th, ID *idp, VALUE *klassp); -VALUE vm_eval_body(rb_thread_t *th); VALUE vm_invoke_proc(rb_thread_t *th, rb_proc_t *proc, VALUE self, int argc, const VALUE *argv, rb_block_t *blockptr); VALUE vm_make_proc(rb_thread_t *th, rb_control_frame_t *cfp, const rb_block_t *block); VALUE vm_make_env_object(rb_thread_t *th, rb_control_frame_t *cfp); -VALUE vm_backtrace(rb_thread_t *, int); - -VALUE vm_yield(rb_thread_t *th, int argc, const VALUE *argv); -VALUE vm_yield_with_cref(rb_thread_t *th, int argc, const VALUE *argv, const NODE *cref); -VALUE vm_call0(rb_thread_t *th, VALUE klass, VALUE recv, VALUE id, ID oid, - int argc, const VALUE *argv, const NODE *body, int nosuper); - -int vm_get_sourceline(rb_control_frame_t *); NOINLINE(void rb_gc_save_machine_context(rb_thread_t *)); @@ -97,6 +97,8 @@ control_frame_dump(rb_thread_t *th, rb_control_frame_t *cfp) iseq_name = "<ifunc>"; } else { + int vm_get_sourceline(rb_control_frame_t *); + pc = cfp->pc - cfp->iseq->iseq_encoded; iseq_name = RSTRING_PTR(cfp->iseq->name); line = vm_get_sourceline(cfp); @@ -579,7 +581,7 @@ rb_vm_bugreport(void) int i; SDR(); - bt = vm_backtrace(th, 0); + bt = rb_make_backtrace(th, 0); if (TYPE(bt) == T_ARRAY) for (i = 0; i < RARRAY_LEN(bt); i++) { dp(RARRAY_PTR(bt)[i]); diff --git a/vm_evalbody.c b/vm_evalbody.c index 5810b94732..19029030c5 100644 --- a/vm_evalbody.c +++ b/vm_evalbody.c @@ -26,7 +26,7 @@ /* #define DECL_SC_REG(r, reg) VALUE reg_##r */ #if !OPT_CALL_THREADED_CODE -VALUE +static VALUE vm_eval(rb_thread_t *th, VALUE initial) { @@ -140,3 +140,9 @@ vm_eval(rb_thread_t *th, VALUE initial) return ret; } #endif + +const void ** +vm_get_insns_address_table(void) +{ + return (const void **)vm_eval(0, 0); +} diff --git a/vm_insnhelper.c b/vm_insnhelper.c index 6fb867a9b9..495213525e 100644 --- a/vm_insnhelper.c +++ b/vm_insnhelper.c @@ -100,7 +100,7 @@ vm_pop_frame(rb_thread_t *th) static inline int vm_callee_setup_arg(rb_thread_t *th, const rb_iseq_t * iseq, - int orig_argc, VALUE * orig_argv, rb_block_t **block) + int orig_argc, VALUE * orig_argv, const rb_block_t **block) { const int m = iseq->argc; @@ -426,8 +426,8 @@ vm_method_missing(rb_thread_t *th, ID id, VALUE recv, } static inline void -vm_setup_method(rb_thread_t * const th, rb_control_frame_t * const cfp, - const int argc, rb_block_t *blockptr, const VALUE flag, +vm_setup_method(rb_thread_t *th, rb_control_frame_t *cfp, + const int argc, const rb_block_t *blockptr, const VALUE flag, const VALUE iseqval, const VALUE recv, const VALUE klass) { rb_iseq_t *iseq; @@ -648,7 +648,7 @@ block_proc_is_lambda(const VALUE procval) } static inline VALUE -vm_yield_with_cfunc(rb_thread_t *th, rb_block_t *block, +vm_yield_with_cfunc(rb_thread_t *th, const rb_block_t *block, VALUE self, int argc, const VALUE *argv) { NODE *ifunc = (NODE *) block->iseq; @@ -679,7 +679,7 @@ vm_yield_with_cfunc(rb_thread_t *th, rb_block_t *block, static inline int vm_yield_setup_args(rb_thread_t * const th, const rb_iseq_t *iseq, int orig_argc, VALUE *argv, - rb_block_t *blockptr, int lambda) + const rb_block_t *blockptr, int lambda) { if (0) { /* for debug */ printf(" argc: %d\n", orig_argc); diff --git a/eval_method.c b/vm_method.c index de315a6682..8c3f7f0a60 100644 --- a/eval_method.c +++ b/vm_method.c @@ -1,12 +1,19 @@ /* -*-c-*- */ /* - * This file is included by eval.c + * This file is included by vm_eval.c */ #define CACHE_SIZE 0x800 #define CACHE_MASK 0x7ff #define EXPR1(c,m) ((((c)>>3)^(m))&CACHE_MASK) +static void rb_vm_check_redefinition_opt_method(const NODE *node); + +static ID __send__, object_id; +static ID removed, singleton_removed, undefined, singleton_undefined; +static ID eqq, each, aref, aset, match, missing; +static ID added, singleton_added; + struct cache_entry { /* method hash table. */ ID mid; /* method's id */ ID mid0; /* method's original id */ @@ -16,7 +23,8 @@ struct cache_entry { /* method hash table. */ }; static struct cache_entry cache[CACHE_SIZE]; -static int ruby_running = 0; +#define ruby_running (GET_VM()->running) +/* int ruby_running = 0; */ void rb_clear_cache(void) @@ -154,7 +162,7 @@ rb_add_method(VALUE klass, ID mid, NODE * node, int noex) } } } - if (klass == rb_cObject && node && mid == init) { + if (klass == rb_cObject && node && mid == idInitialize) { rb_warn("redefining Object#initialize may cause infinite loop"); } @@ -304,7 +312,7 @@ remove_method(VALUE klass, ID mid) } if (OBJ_FROZEN(klass)) rb_error_frozen("class/module"); - if (mid == object_id || mid == __send__ || mid == init) { + if (mid == object_id || mid == __send__ || mid == idInitialize) { rb_warn("removing `%s' may cause serious problem", rb_id2name(mid)); } if (st_lookup(RCLASS_M_TBL(klass), mid, &data)) { @@ -471,7 +479,7 @@ rb_undef(VALUE klass, ID id) rb_id2name(id)); } rb_frozen_class_p(klass); - if (id == object_id || id == __send__ || id == init) { + if (id == object_id || id == __send__ || id == idInitialize) { rb_warn("undefining `%s' may cause serious problem", rb_id2name(id)); } body = search_method(klass, id, &origin); @@ -560,6 +568,160 @@ rb_mod_undef_method(int argc, VALUE *argv, VALUE mod) return mod; } +/* + * call-seq: + * mod.method_defined?(symbol) => true or false + * + * Returns +true+ if the named method is defined by + * _mod_ (or its included modules and, if _mod_ is a class, + * its ancestors). Public and protected methods are matched. + * + * module A + * def method1() end + * end + * class B + * def method2() end + * end + * class C < B + * include A + * def method3() end + * end + * + * A.method_defined? :method1 #=> true + * C.method_defined? "method1" #=> true + * C.method_defined? "method2" #=> true + * C.method_defined? "method3" #=> true + * C.method_defined? "method4" #=> false + */ + +static VALUE +rb_mod_method_defined(VALUE mod, VALUE mid) +{ + return rb_method_boundp(mod, rb_to_id(mid), 1); +} + +#define VISI_CHECK(x,f) (((x)&NOEX_MASK) == (f)) + +/* + * call-seq: + * mod.public_method_defined?(symbol) => true or false + * + * Returns +true+ if the named public method is defined by + * _mod_ (or its included modules and, if _mod_ is a class, + * its ancestors). + * + * module A + * def method1() end + * end + * class B + * protected + * def method2() end + * end + * class C < B + * include A + * def method3() end + * end + * + * A.method_defined? :method1 #=> true + * C.public_method_defined? "method1" #=> true + * C.public_method_defined? "method2" #=> false + * C.method_defined? "method2" #=> true + */ + +static VALUE +rb_mod_public_method_defined(VALUE mod, VALUE mid) +{ + ID id = rb_to_id(mid); + NODE *method; + + method = rb_method_node(mod, id); + if (method) { + if (VISI_CHECK(method->nd_noex, NOEX_PUBLIC)) + return Qtrue; + } + return Qfalse; +} + +/* + * call-seq: + * mod.private_method_defined?(symbol) => true or false + * + * Returns +true+ if the named private method is defined by + * _ mod_ (or its included modules and, if _mod_ is a class, + * its ancestors). + * + * module A + * def method1() end + * end + * class B + * private + * def method2() end + * end + * class C < B + * include A + * def method3() end + * end + * + * A.method_defined? :method1 #=> true + * C.private_method_defined? "method1" #=> false + * C.private_method_defined? "method2" #=> true + * C.method_defined? "method2" #=> false + */ + +static VALUE +rb_mod_private_method_defined(VALUE mod, VALUE mid) +{ + ID id = rb_to_id(mid); + NODE *method; + + method = rb_method_node(mod, id); + if (method) { + if (VISI_CHECK(method->nd_noex, NOEX_PRIVATE)) + return Qtrue; + } + return Qfalse; +} + +/* + * call-seq: + * mod.protected_method_defined?(symbol) => true or false + * + * Returns +true+ if the named protected method is defined + * by _mod_ (or its included modules and, if _mod_ is a + * class, its ancestors). + * + * module A + * def method1() end + * end + * class B + * protected + * def method2() end + * end + * class C < B + * include A + * def method3() end + * end + * + * A.method_defined? :method1 #=> true + * C.protected_method_defined? "method1" #=> false + * C.protected_method_defined? "method2" #=> true + * C.method_defined? "method2" #=> true + */ + +static VALUE +rb_mod_protected_method_defined(VALUE mod, VALUE mid) +{ + ID id = rb_to_id(mid); + NODE *method; + + method = rb_method_node(mod, id); + if (method) { + if (VISI_CHECK(method->nd_noex, NOEX_PROTECTED)) + return Qtrue; + } + return Qfalse; +} + void rb_alias(VALUE klass, ID name, ID def) { @@ -646,9 +808,338 @@ rb_mod_alias_method(VALUE mod, VALUE newname, VALUE oldname) } static void +secure_visibility(VALUE self) +{ + if (rb_safe_level() >= 4 && !OBJ_TAINTED(self)) { + rb_raise(rb_eSecurityError, + "Insecure: can't change method visibility"); + } +} + +static void +set_method_visibility(VALUE self, int argc, VALUE *argv, ID ex) +{ + int i; + secure_visibility(self); + for (i = 0; i < argc; i++) { + rb_export_method(self, rb_to_id(argv[i]), ex); + } + rb_clear_cache_by_class(self); +} + +/* + * call-seq: + * public => self + * public(symbol, ...) => self + * + * With no arguments, sets the default visibility for subsequently + * defined methods to public. With arguments, sets the named methods to + * have public visibility. + */ + +static VALUE +rb_mod_public(int argc, VALUE *argv, VALUE module) +{ + secure_visibility(module); + if (argc == 0) { + SCOPE_SET(NOEX_PUBLIC); + } + else { + set_method_visibility(module, argc, argv, NOEX_PUBLIC); + } + return module; +} + +/* + * call-seq: + * protected => self + * protected(symbol, ...) => self + * + * With no arguments, sets the default visibility for subsequently + * defined methods to protected. With arguments, sets the named methods + * to have protected visibility. + */ + +static VALUE +rb_mod_protected(int argc, VALUE *argv, VALUE module) +{ + secure_visibility(module); + if (argc == 0) { + SCOPE_SET(NOEX_PROTECTED); + } + else { + set_method_visibility(module, argc, argv, NOEX_PROTECTED); + } + return module; +} + +/* + * call-seq: + * private => self + * private(symbol, ...) => self + * + * With no arguments, sets the default visibility for subsequently + * defined methods to private. With arguments, sets the named methods + * to have private visibility. + * + * module Mod + * def a() end + * def b() end + * private + * def c() end + * private :a + * end + * Mod.private_instance_methods #=> [:a, :c] + */ + +static VALUE +rb_mod_private(int argc, VALUE *argv, VALUE module) +{ + secure_visibility(module); + if (argc == 0) { + SCOPE_SET(NOEX_PRIVATE); + } + else { + set_method_visibility(module, argc, argv, NOEX_PRIVATE); + } + return module; +} + +/* + * call-seq: + * mod.public_class_method(symbol, ...) => mod + * + * Makes a list of existing class methods public. + */ + +static VALUE +rb_mod_public_method(int argc, VALUE *argv, VALUE obj) +{ + set_method_visibility(CLASS_OF(obj), argc, argv, NOEX_PUBLIC); + return obj; +} + +/* + * call-seq: + * mod.private_class_method(symbol, ...) => mod + * + * Makes existing class methods private. Often used to hide the default + * constructor <code>new</code>. + * + * class SimpleSingleton # Not thread safe + * private_class_method :new + * def SimpleSingleton.create(*args, &block) + * @me = new(*args, &block) if ! @me + * @me + * end + * end + */ + +static VALUE +rb_mod_private_method(int argc, VALUE *argv, VALUE obj) +{ + set_method_visibility(CLASS_OF(obj), argc, argv, NOEX_PRIVATE); + return obj; +} + +/* + * call-seq: + * public + * public(symbol, ...) + * + * With no arguments, sets the default visibility for subsequently + * defined methods to public. With arguments, sets the named methods to + * have public visibility. + */ + +static VALUE +top_public(int argc, VALUE *argv) +{ + return rb_mod_public(argc, argv, rb_cObject); +} + +static VALUE +top_private(int argc, VALUE *argv) +{ + return rb_mod_private(argc, argv, rb_cObject); +} + +/* + * call-seq: + * module_function(symbol, ...) => self + * + * Creates module functions for the named methods. These functions may + * be called with the module as a receiver, and also become available + * as instance methods to classes that mix in the module. Module + * functions are copies of the original, and so may be changed + * independently. The instance-method versions are made private. If + * used with no arguments, subsequently defined methods become module + * functions. + * + * module Mod + * def one + * "This is one" + * end + * module_function :one + * end + * class Cls + * include Mod + * def callOne + * one + * end + * end + * Mod.one #=> "This is one" + * c = Cls.new + * c.callOne #=> "This is one" + * module Mod + * def one + * "This is the new one" + * end + * end + * Mod.one #=> "This is one" + * c.callOne #=> "This is the new one" + */ + +static VALUE +rb_mod_modfunc(int argc, VALUE *argv, VALUE module) +{ + int i; + ID id; + NODE *fbody; + + if (TYPE(module) != T_MODULE) { + rb_raise(rb_eTypeError, "module_function must be called for modules"); + } + + secure_visibility(module); + if (argc == 0) { + SCOPE_SET(NOEX_MODFUNC); + return module; + } + + set_method_visibility(module, argc, argv, NOEX_PRIVATE); + + for (i = 0; i < argc; i++) { + VALUE m = module; + + id = rb_to_id(argv[i]); + for (;;) { + fbody = search_method(m, id, &m); + if (fbody == 0) { + fbody = search_method(rb_cObject, id, &m); + } + if (fbody == 0 || fbody->nd_body == 0) { + rb_bug("undefined method `%s'; can't happen", rb_id2name(id)); + } + if (nd_type(fbody->nd_body->nd_body) != NODE_ZSUPER) { + break; /* normal case: need not to follow 'super' link */ + } + m = RCLASS_SUPER(m); + if (!m) + break; + } + rb_add_method(rb_singleton_class(module), id, fbody->nd_body->nd_body, + NOEX_PUBLIC); + } + return module; +} + +/* + * call-seq: + * obj.respond_to?(symbol, include_private=false) => true or false + * + * Returns +true+> if _obj_ responds to the given + * method. Private methods are included in the search only if the + * optional second parameter evaluates to +true+. + */ + +static NODE *basic_respond_to = 0; + +int +rb_obj_respond_to(VALUE obj, ID id, int priv) +{ + VALUE klass = CLASS_OF(obj); + + if (rb_method_node(klass, idRespond_to) == basic_respond_to) { + return rb_method_boundp(klass, id, !priv); + } + else { + VALUE args[2]; + int n = 0; + args[n++] = ID2SYM(id); + if (priv) + args[n++] = Qtrue; + return RTEST(rb_funcall2(obj, idRespond_to, n, args)); + } +} + +int +rb_respond_to(VALUE obj, ID id) +{ + return rb_obj_respond_to(obj, id, Qfalse); +} + +/* + * call-seq: + * obj.respond_to?(symbol, include_private=false) => true or false + * + * Returns +true+> if _obj_ responds to the given + * method. Private methods are included in the search only if the + * optional second parameter evaluates to +true+. + */ + +static VALUE +obj_respond_to(int argc, VALUE *argv, VALUE obj) +{ + VALUE mid, priv; + ID id; + + rb_scan_args(argc, argv, "11", &mid, &priv); + id = rb_to_id(mid); + if (rb_method_boundp(CLASS_OF(obj), id, !RTEST(priv))) { + return Qtrue; + } + return Qfalse; +} + +void Init_eval_method(void) { + rb_define_method(rb_mKernel, "respond_to?", obj_respond_to, -1); + basic_respond_to = rb_method_node(rb_cObject, idRespond_to); + rb_register_mark_object((VALUE)basic_respond_to); + rb_define_private_method(rb_cModule, "remove_method", rb_mod_remove_method, -1); rb_define_private_method(rb_cModule, "undef_method", rb_mod_undef_method, -1); rb_define_private_method(rb_cModule, "alias_method", rb_mod_alias_method, 2); + rb_define_private_method(rb_cModule, "public", rb_mod_public, -1); + rb_define_private_method(rb_cModule, "protected", rb_mod_protected, -1); + rb_define_private_method(rb_cModule, "private", rb_mod_private, -1); + rb_define_private_method(rb_cModule, "module_function", rb_mod_modfunc, -1); + + rb_define_method(rb_cModule, "method_defined?", rb_mod_method_defined, 1); + rb_define_method(rb_cModule, "public_method_defined?", rb_mod_public_method_defined, 1); + rb_define_method(rb_cModule, "private_method_defined?", rb_mod_private_method_defined, 1); + rb_define_method(rb_cModule, "protected_method_defined?", rb_mod_protected_method_defined, 1); + rb_define_method(rb_cModule, "public_class_method", rb_mod_public_method, -1); + rb_define_method(rb_cModule, "private_class_method", rb_mod_private_method, -1); + + rb_define_singleton_method(rb_vm_top_self(), "public", top_public, -1); + rb_define_singleton_method(rb_vm_top_self(), "private", top_private, -1); + + object_id = rb_intern("object_id"); + __send__ = rb_intern("__send__"); + eqq = rb_intern("==="); + each = rb_intern("each"); + aref = rb_intern("[]"); + aset = rb_intern("[]="); + match = rb_intern("=~"); + missing = rb_intern("method_missing"); + added = rb_intern("method_added"); + singleton_added = rb_intern("singleton_method_added"); + removed = rb_intern("method_removed"); + singleton_removed = rb_intern("singleton_method_removed"); + undefined = rb_intern("method_undefined"); + singleton_undefined = rb_intern("singleton_method_undefined"); } + |