#ifndef RUBY_VM_CORE_H
#define RUBY_VM_CORE_H
#define RUBY_VM_THREAD_MODEL 2
#include "ruby/ruby.h"
#include "ruby/st.h"
#include "node.h"
#include "vm_debug.h"
#include "vm_opts.h"
#include "id.h"
#include "method.h"
#include "ruby_atomic.h"
#if defined(_WIN32)
#include "thread_win32.h"
#elif defined(HAVE_PTHREAD_H)
#include "thread_pthread.h"
#else
#error "unsupported thread type"
#endif
#ifndef ENABLE_VM_OBJSPACE
#ifdef _WIN32
#define ENABLE_VM_OBJSPACE 0
#else
#define ENABLE_VM_OBJSPACE 1
#endif
#endif
#include <setjmp.h>
#include <signal.h>
#ifndef NSIG
# define NSIG (_SIGMAX + 1)
#endif
#define RUBY_NSIG NSIG
#ifdef HAVE_STDARG_PROTOTYPES
#include <stdarg.h>
#define va_init_list(a,b) va_start((a),(b))
#else
#include <varargs.h>
#define va_init_list(a,b) va_start((a))
#endif
#if defined(SIGSEGV) && defined(HAVE_SIGALTSTACK) && defined(SA_SIGINFO) && !defined(__NetBSD__)
#define USE_SIGALTSTACK
#endif
#if defined(__GNUC__) && __GNUC__ >= 2
#if OPT_TOKEN_THREADED_CODE
#if OPT_DIRECT_THREADED_CODE
#undef OPT_DIRECT_THREADED_CODE
#endif
#endif
#else
#if OPT_DIRECT_THREADED_CODE
#undef OPT_DIRECT_THREADED_CODE
#endif
#if OPT_TOKEN_THREADED_CODE
#undef OPT_TOKEN_THREADED_CODE
#endif
#endif
#ifdef __native_client__
#undef OPT_DIRECT_THREADED_CODE
#endif
#if OPT_CALL_THREADED_CODE
#if OPT_DIRECT_THREADED_CODE
#undef OPT_DIRECT_THREADED_CODE
#endif
#if OPT_STACK_CACHING
#undef OPT_STACK_CACHING
#endif
#endif
#if __GNUC__ >= 3
#define LIKELY(x) (__builtin_expect((x), 1))
#define UNLIKELY(x) (__builtin_expect((x), 0))
#else
#define LIKELY(x) (x)
#define UNLIKELY(x) (x)
#endif
#if __GNUC__ >= 3
#define UNINITIALIZED_VAR(x) x = x
#else
#define UNINITIALIZED_VAR(x) x
#endif
typedef unsigned long rb_num_t;
struct iseq_compile_data_ensure_node_stack;
typedef struct rb_compile_option_struct rb_compile_option_t;
struct iseq_inline_cache_entry {
VALUE ic_vmstat;
VALUE ic_class;
union {
VALUE value;
long index;
} ic_value;
};
struct rb_thread_struct;
struct rb_control_frame_struct;
typedef struct rb_call_info_struct {
ID mid;
VALUE flag;
int orig_argc;
rb_iseq_t *blockiseq;
VALUE vmstat;
VALUE klass;
const rb_method_entry_t *me;
VALUE defined_class;
int argc;
struct rb_block_struct *blockptr;
VALUE recv;
union {
int opt_pc;
long index;
int missing_reason;
int inc_sp;
} aux;
VALUE (*call)(struct rb_thread_struct *th, struct rb_control_frame_struct *cfp, struct rb_call_info_struct *ci);
} rb_call_info_t;
#if 1
#define GetCoreDataFromValue(obj, type, ptr) do { \
(ptr) = (type*)DATA_PTR(obj); \
} while (0)
#else
#define GetCoreDataFromValue(obj, type, ptr) Data_Get_Struct((obj), type, (ptr))
#endif
#define GetISeqPtr(obj, ptr) \
GetCoreDataFromValue((obj), rb_iseq_t, (ptr))
typedef struct rb_iseq_location_struct {
VALUE path;
VALUE absolute_path;
VALUE base_label;
VALUE label;
size_t first_lineno;
} rb_iseq_location_t;
struct rb_iseq_struct;
struct rb_iseq_struct {
enum iseq_type {
ISEQ_TYPE_TOP,
ISEQ_TYPE_METHOD,
ISEQ_TYPE_BLOCK,
ISEQ_TYPE_CLASS,
ISEQ_TYPE_RESCUE,
ISEQ_TYPE_ENSURE,
ISEQ_TYPE_EVAL,
ISEQ_TYPE_MAIN,
ISEQ_TYPE_DEFINED_GUARD
} type;
rb_iseq_location_t location;
VALUE *iseq;
VALUE *iseq_encoded;
unsigned long iseq_size;
VALUE mark_ary;
VALUE coverage;
struct iseq_line_info_entry *line_info_table;
size_t line_info_size;
ID *local_table;
int local_table_size;
int local_size;
struct iseq_inline_cache_entry *ic_entries;
int ic_size;
rb_call_info_t *callinfo_entries;
int callinfo_size;
int argc;
int arg_simple;
int arg_rest;
int arg_block;
int arg_opts;
int arg_post_len;
int arg_post_start;
int arg_size;
VALUE *arg_opt_table;
int arg_keyword;
int arg_keyword_check;
int arg_keywords;
ID *arg_keyword_table;
size_t stack_max;
struct iseq_catch_table_entry *catch_table;
int catch_table_size;
struct rb_iseq_struct *parent_iseq;
struct rb_iseq_struct *local_iseq;
VALUE self;
VALUE orig;
NODE *cref_stack;
VALUE klass;
ID defined_method_id;
rb_num_t flip_cnt;
struct iseq_compile_data *compile_data;
};
enum ruby_special_exceptions {
ruby_error_reenter,
ruby_error_nomemory,
ruby_error_sysstack,
ruby_error_closed_stream,
ruby_special_error_count
};
#define GetVMPtr(obj, ptr) \
GetCoreDataFromValue((obj), rb_vm_t, (ptr))
#if defined(ENABLE_VM_OBJSPACE) && ENABLE_VM_OBJSPACE
struct rb_objspace;
void rb_objspace_free(struct rb_objspace *);
#endif
typedef struct rb_hook_list_struct {
struct rb_event_hook_struct *hooks;
rb_event_flag_t events;
int need_clean;
} rb_hook_list_t;
typedef struct rb_vm_struct {
VALUE self;
rb_global_vm_lock_t gvl;
rb_thread_lock_t thread_destruct_lock;
struct rb_thread_struct *main_thread;
struct rb_thread_struct *running_thread;
st_table *living_threads;
VALUE thgroup_default;
int running;
int thread_abort_on_exception;
int trace_running;
volatile int sleeper;
VALUE mark_object_ary;
VALUE special_exceptions[ruby_special_error_count];
VALUE top_self;
VALUE load_path;
VALUE load_path_snapshot;
VALUE load_path_check_cache;
VALUE expanded_load_path;
VALUE loaded_features;
VALUE loaded_features_snapshot;
struct st_table *loaded_features_index;
struct st_table *loading_table;
struct {
VALUE cmd;
int safe;
} trap_list[RUBY_NSIG];
rb_hook_list_t event_hooks;
int src_encoding_index;
VALUE verbose, debug, progname;
VALUE coverages;
struct unlinked_method_entry_list_entry *unlinked_method_entry_list;
#if defined(ENABLE_VM_OBJSPACE) && ENABLE_VM_OBJSPACE
struct rb_objspace *objspace;
#endif
struct RArray at_exit;
VALUE *defined_strings;
struct {
size_t thread_vm_stack_size;
size_t thread_machine_stack_size;
size_t fiber_vm_stack_size;
size_t fiber_machine_stack_size;
} default_params;
} rb_vm_t;
#define RUBY_VM_SIZE_ALIGN 4096
#define RUBY_VM_THREAD_VM_STACK_SIZE ( 128 * 1024 * sizeof(VALUE))
#define RUBY_VM_THREAD_VM_STACK_SIZE_MIN ( 2 * 1024 * sizeof(VALUE))
#define RUBY_VM_THREAD_MACHINE_STACK_SIZE ( 128 * 1024 * sizeof(VALUE))
#define RUBY_VM_THREAD_MACHINE_STACK_SIZE_MIN ( 16 * 1024 * sizeof(VALUE))
#define RUBY_VM_FIBER_VM_STACK_SIZE ( 16 * 1024 * sizeof(VALUE))
#define RUBY_VM_FIBER_VM_STACK_SIZE_MIN ( 2 * 1024 * sizeof(VALUE))
#define RUBY_VM_FIBER_MACHINE_STACK_SIZE ( 64 * 1024 * sizeof(VALUE))
#define RUBY_VM_FIBER_MACHINE_STACK_SIZE_MIN ( 16 * 1024 * sizeof(VALUE))
#ifndef VM_DEBUG_BP_CHECK
#define VM_DEBUG_BP_CHECK 0
#endif
typedef struct rb_control_frame_struct {
VALUE *pc;
VALUE *sp;
rb_iseq_t *iseq;
VALUE flag;
VALUE self;
VALUE klass;
VALUE *ep;
rb_iseq_t *block_iseq;
VALUE proc;
const rb_method_entry_t *me;
#if VM_DEBUG_BP_CHECK
VALUE *bp_check;
#endif
} rb_control_frame_t;
typedef struct rb_block_struct {
VALUE self;
VALUE klass;
VALUE *ep;
rb_iseq_t *iseq;
VALUE proc;
} rb_block_t;
extern const rb_data_type_t ruby_threadptr_data_type;
#define GetThreadPtr(obj, ptr) \
TypedData_Get_Struct((obj), rb_thread_t, &ruby_threadptr_data_type, (ptr))
enum rb_thread_status {
THREAD_RUNNABLE,
THREAD_STOPPED,
THREAD_STOPPED_FOREVER,
THREAD_KILLED
};
typedef RUBY_JMP_BUF rb_jmpbuf_t;
struct rb_vm_tag {
VALUE tag;
VALUE retval;
rb_jmpbuf_t buf;
struct rb_vm_tag *prev;
};
struct rb_vm_protect_tag {
struct rb_vm_protect_tag *prev;
};
struct rb_unblock_callback {
rb_unblock_function_t *func;
void *arg;
};
struct rb_mutex_struct;
struct rb_thread_struct;
typedef struct rb_thread_list_struct{
struct rb_thread_list_struct *next;
struct rb_thread_struct *th;
} rb_thread_list_t;
typedef struct rb_thread_struct {
VALUE self;
rb_vm_t *vm;
VALUE *stack;
size_t stack_size;
rb_control_frame_t *cfp;
int safe_level;
int raised_flag;
VALUE last_status;
int state;
int waiting_fd;
const rb_block_t *passed_block;
const rb_method_entry_t *passed_me;
rb_call_info_t *passed_ci;
VALUE top_self;
VALUE top_wrapper;
rb_block_t *base_block;
VALUE *root_lep;
VALUE root_svar;
rb_thread_id_t thread_id;
enum rb_thread_status status;
int to_kill;
int priority;
native_thread_data_t native_thread_data;
void *blocking_region_buffer;
VALUE thgroup;
VALUE value;
VALUE errinfo;
#if OPT_CALL_THREADED_CODE
VALUE retval;
#endif
VALUE pending_interrupt_queue;
int pending_interrupt_queue_checked;
VALUE pending_interrupt_mask_stack;
rb_atomic_t interrupt_flag;
unsigned long interrupt_mask;
rb_thread_lock_t interrupt_lock;
struct rb_unblock_callback unblock;
VALUE locking_mutex;
struct rb_mutex_struct *keeping_mutexes;
struct rb_vm_tag *tag;
struct rb_vm_protect_tag *protect_tag;
int parse_in_eval;
int mild_compile_error;
st_table *local_storage;
rb_thread_list_t *join_list;
VALUE first_proc;
VALUE first_args;
VALUE (*first_func)(ANYARGS);
VALUE *machine_stack_start;
VALUE *machine_stack_end;
size_t machine_stack_maxsize;
#ifdef __ia64
VALUE *machine_register_stack_start;
VALUE *machine_register_stack_end;
size_t machine_register_stack_maxsize;
#endif
jmp_buf machine_regs;
int mark_stack_len;
VALUE stat_insn_usage;
rb_hook_list_t event_hooks;
struct rb_trace_arg_struct *trace_arg;
VALUE fiber;
VALUE root_fiber;
rb_jmpbuf_t root_jmpbuf;
int method_missing_reason;
int abort_on_exception;
#ifdef USE_SIGALTSTACK
void *altstack;
#endif
unsigned long running_time_us;
} rb_thread_t;
typedef enum {
VM_DEFINECLASS_TYPE_CLASS = 0x00,
VM_DEFINECLASS_TYPE_SINGLETON_CLASS = 0x01,
VM_DEFINECLASS_TYPE_MODULE = 0x02,
VM_DEFINECLASS_TYPE_MASK = 0x07,
} rb_vm_defineclass_type_t;
#define VM_DEFINECLASS_TYPE(x) ((rb_vm_defineclass_type_t)(x) & VM_DEFINECLASS_TYPE_MASK)
#define VM_DEFINECLASS_FLAG_SCOPED 0x08
#define VM_DEFINECLASS_FLAG_HAS_SUPERCLASS 0x10
#define VM_DEFINECLASS_SCOPED_P(x) ((x) & VM_DEFINECLASS_FLAG_SCOPED)
#define VM_DEFINECLASS_HAS_SUPERCLASS_P(x) \
((x) & VM_DEFINECLASS_FLAG_HAS_SUPERCLASS)
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility push(default)
#endif
VALUE rb_iseq_new(NODE*, VALUE, VALUE, VALUE, VALUE, enum iseq_type);
VALUE rb_iseq_new_top(NODE *node, VALUE name, VALUE path, VALUE absolute_path, VALUE parent);
VALUE rb_iseq_new_main(NODE *node, VALUE path, VALUE absolute_path);
VALUE rb_iseq_new_with_bopt(NODE*, VALUE, VALUE, VALUE, VALUE, VALUE, enum iseq_type, VALUE);
VALUE rb_iseq_new_with_opt(NODE*, VALUE, VALUE, VALUE, VALUE, VALUE, enum iseq_type, const rb_compile_option_t*);
VALUE rb_iseq_compile(VALUE src, VALUE file, VALUE line);
VALUE rb_iseq_compile_on_base(VALUE src, VALUE file, VALUE line, rb_block_t *base_block);
VALUE rb_iseq_compile_with_option(VALUE src, VALUE file, VALUE absolute_path, VALUE line, rb_block_t *base_block, VALUE opt);
VALUE rb_iseq_disasm(VALUE self);
int rb_iseq_disasm_insn(VALUE str, VALUE *iseqval, size_t pos, rb_iseq_t *iseq, VALUE child);
const char *ruby_node_name(int node);
int rb_iseq_first_lineno(const rb_iseq_t *iseq);
RUBY_EXTERN VALUE rb_cISeq;
RUBY_EXTERN VALUE rb_cRubyVM;
RUBY_EXTERN VALUE rb_cEnv;
RUBY_EXTERN VALUE rb_mRubyVMFrozenCore;
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility pop
#endif
#define GetProcPtr(obj, ptr) \
GetCoreDataFromValue((obj), rb_proc_t, (ptr))
typedef struct {
rb_block_t block;
VALUE envval;
VALUE blockprocval;
int safe_level;
int is_from_method;
int is_lambda;
} rb_proc_t;
#define GetEnvPtr(obj, ptr) \
GetCoreDataFromValue((obj), rb_env_t, (ptr))
typedef struct {
VALUE *env;
int env_size;
int local_size;
VALUE prev_envval;
rb_block_t block;
} rb_env_t;
#define GetBindingPtr(obj, ptr) \
GetCoreDataFromValue((obj), rb_binding_t, (ptr))
typedef struct {
VALUE env;
VALUE path;
unsigned short first_lineno;
} rb_binding_t;
enum vm_check_match_type {
VM_CHECKMATCH_TYPE_WHEN = 1,
VM_CHECKMATCH_TYPE_CASE = 2,
VM_CHECKMATCH_TYPE_RESCUE = 3
};
#define VM_CHECKMATCH_TYPE_MASK 0x03
#define VM_CHECKMATCH_ARRAY 0x04
#define VM_CALL_ARGS_SPLAT (0x01 << 1)
#define VM_CALL_ARGS_BLOCKARG (0x01 << 2)
#define VM_CALL_FCALL (0x01 << 3)
#define VM_CALL_VCALL (0x01 << 4)
#define VM_CALL_TAILCALL (0x01 << 5)
#define VM_CALL_SUPER (0x01 << 6)
#define VM_CALL_OPT_SEND (0x01 << 7)
#define VM_CALL_ARGS_SKIP_SETUP (0x01 << 8)
enum vm_special_object_type {
VM_SPECIAL_OBJECT_VMCORE = 1,
VM_SPECIAL_OBJECT_CBASE,
VM_SPECIAL_OBJECT_CONST_BASE
};
#define VM_FRAME_MAGIC_METHOD 0x11
#define VM_FRAME_MAGIC_BLOCK 0x21
#define VM_FRAME_MAGIC_CLASS 0x31
#define VM_FRAME_MAGIC_TOP 0x41
#define VM_FRAME_MAGIC_CFUNC 0x61
#define VM_FRAME_MAGIC_PROC 0x71
#define VM_FRAME_MAGIC_IFUNC 0x81
#define VM_FRAME_MAGIC_EVAL 0x91
#define VM_FRAME_MAGIC_LAMBDA 0xa1
#define VM_FRAME_MAGIC_MASK_BITS 8
#define VM_FRAME_MAGIC_MASK (~(~0<<VM_FRAME_MAGIC_MASK_BITS))
#define VM_FRAME_TYPE(cfp) ((cfp)->flag & VM_FRAME_MAGIC_MASK)
#define VM_FRAME_FLAG_PASSED 0x0100
#define VM_FRAME_FLAG_FINISH 0x0200
#define VM_FRAME_TYPE_FINISH_P(cfp) (((cfp)->flag & VM_FRAME_FLAG_FINISH) != 0)
#define RUBYVM_CFUNC_FRAME_P(cfp) \
(VM_FRAME_TYPE(cfp) == VM_FRAME_MAGIC_CFUNC)
typedef struct iseq_inline_cache_entry *IC;
typedef rb_call_info_t *CALL_INFO;
void rb_vm_change_state(void);
typedef VALUE CDHASH;
#ifndef FUNC_FASTCALL
#define FUNC_FASTCALL(x) x
#endif
typedef rb_control_frame_t *
(FUNC_FASTCALL(*rb_insn_func_t))(rb_thread_t *, rb_control_frame_t *);
#define GC_GUARDED_PTR(p) ((VALUE)((VALUE)(p) | 0x01))
#define GC_GUARDED_PTR_REF(p) ((void *)(((VALUE)(p)) & ~0x03))
#define GC_GUARDED_PTR_P(p) (((VALUE)(p)) & 0x01)
#define VM_ENVVAL_BLOCK_PTR_FLAG 0x02
#define VM_ENVVAL_BLOCK_PTR(v) (GC_GUARDED_PTR(v) | VM_ENVVAL_BLOCK_PTR_FLAG)
#define VM_ENVVAL_BLOCK_PTR_P(v) ((v) & VM_ENVVAL_BLOCK_PTR_FLAG)
#define VM_ENVVAL_PREV_EP_PTR(v) ((VALUE)GC_GUARDED_PTR(v))
#define VM_ENVVAL_PREV_EP_PTR_P(v) (!(VM_ENVVAL_BLOCK_PTR_P(v)))
#define VM_EP_PREV_EP(ep) ((VALUE *)GC_GUARDED_PTR_REF((ep)[0]))
#define VM_EP_BLOCK_PTR(ep) ((rb_block_t *)GC_GUARDED_PTR_REF((ep)[0]))
#define VM_EP_LEP_P(ep) VM_ENVVAL_BLOCK_PTR_P((ep)[0])
VALUE *rb_vm_ep_local_ep(VALUE *ep);
rb_block_t *rb_vm_control_frame_block_ptr(rb_control_frame_t *cfp);
#define RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp) ((cfp)+1)
#define RUBY_VM_NEXT_CONTROL_FRAME(cfp) ((cfp)-1)
#define RUBY_VM_END_CONTROL_FRAME(th) \
((rb_control_frame_t *)((th)->stack + (th)->stack_size))
#define RUBY_VM_VALID_CONTROL_FRAME_P(cfp, ecfp) \
((void *)(ecfp) > (void *)(cfp))
#define RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th, cfp) \
(!RUBY_VM_VALID_CONTROL_FRAME_P((cfp), RUBY_VM_END_CONTROL_FRAME(th)))
#define RUBY_VM_IFUNC_P(ptr) (BUILTIN_TYPE(ptr) == T_NODE)
#define RUBY_VM_NORMAL_ISEQ_P(ptr) \
((ptr) && !RUBY_VM_IFUNC_P(ptr))
#define RUBY_VM_GET_BLOCK_PTR_IN_CFP(cfp) ((rb_block_t *)(&(cfp)->self))
#define RUBY_VM_GET_CFP_FROM_BLOCK_PTR(b) \
((rb_control_frame_t *)((VALUE *)(b) - 4))
VALUE rb_thread_alloc(VALUE klass);
VALUE rb_proc_alloc(VALUE klass);
extern void rb_vmdebug_stack_dump_raw(rb_thread_t *, rb_control_frame_t *);
extern void rb_vmdebug_debug_print_pre(rb_thread_t *th, rb_control_frame_t *cfp);
extern void rb_vmdebug_debug_print_post(rb_thread_t *th, rb_control_frame_t *cfp);
#define SDR() rb_vmdebug_stack_dump_raw(GET_THREAD(), GET_THREAD()->cfp)
#define SDR2(cfp) rb_vmdebug_stack_dump_raw(GET_THREAD(), (cfp))
void rb_vm_bugreport(void);
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility push(default)
#endif
VALUE rb_iseq_eval(VALUE iseqval);
VALUE rb_iseq_eval_main(VALUE iseqval);
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility pop
#endif
int rb_thread_method_id_and_class(rb_thread_t *th, ID *idp, VALUE *klassp);
VALUE rb_vm_invoke_proc(rb_thread_t *th, rb_proc_t *proc,
int argc, const VALUE *argv, const rb_block_t *blockptr);
VALUE rb_vm_make_proc(rb_thread_t *th, const rb_block_t *block, VALUE klass);
VALUE rb_vm_make_env_object(rb_thread_t *th, rb_control_frame_t *cfp);
VALUE rb_binding_new_with_cfp(rb_thread_t *th, const rb_control_frame_t *src_cfp);
void rb_vm_inc_const_missing_count(void);
void rb_vm_gvl_destroy(rb_vm_t *vm);
VALUE rb_vm_call(rb_thread_t *th, VALUE recv, VALUE id, int argc,
const VALUE *argv, const rb_method_entry_t *me,
VALUE defined_class);
void rb_unlink_method_entry(rb_method_entry_t *me);
void rb_gc_mark_unlinked_live_method_entries(void *pvm);
void rb_thread_start_timer_thread(void);
void rb_thread_stop_timer_thread(int);
void rb_thread_reset_timer_thread(void);
void rb_thread_wakeup_timer_thread(void);
int ruby_thread_has_gvl_p(void);
typedef int rb_backtrace_iter_func(void *, VALUE, int, VALUE);
rb_control_frame_t *rb_vm_get_ruby_level_next_cfp(rb_thread_t *th, const rb_control_frame_t *cfp);
rb_control_frame_t *rb_vm_get_binding_creatable_next_cfp(rb_thread_t *th, const rb_control_frame_t *cfp);
int rb_vm_get_sourceline(const rb_control_frame_t *);
VALUE rb_name_err_mesg_new(VALUE obj, VALUE mesg, VALUE recv, VALUE method);
void rb_vm_stack_to_heap(rb_thread_t *th);
void ruby_thread_init_stack(rb_thread_t *th);
int rb_vm_control_frame_id_and_class(const rb_control_frame_t *cfp, ID *idp, VALUE *klassp);
void rb_gc_mark_machine_stack(rb_thread_t *th);
int rb_autoloading_value(VALUE mod, ID id, VALUE* value);
#define sysstack_error GET_VM()->special_exceptions[ruby_error_sysstack]
#define CHECK_VM_STACK_OVERFLOW(cfp, margin) do \
if ((VALUE *)((char *)(((VALUE *)(cfp)->sp) + (margin)) + sizeof(rb_control_frame_t)) >= ((VALUE *)(cfp))) { \
vm_stackoverflow(); \
} \
while (0)
#if RUBY_VM_THREAD_MODEL == 2
extern rb_thread_t *ruby_current_thread;
extern rb_vm_t *ruby_current_vm;
extern rb_event_flag_t ruby_vm_event_flags;
#define GET_VM() ruby_current_vm
#ifndef OPT_CALL_CFUNC_WITHOUT_FRAME
#define OPT_CALL_CFUNC_WITHOUT_FRAME 0
#endif
static inline rb_thread_t *
GET_THREAD(void)
{
rb_thread_t *th = ruby_current_thread;
#if OPT_CALL_CFUNC_WITHOUT_FRAME
if (UNLIKELY(th->passed_ci != 0)) {
void vm_call_cfunc_push_frame(rb_thread_t *th);
vm_call_cfunc_push_frame(th);
}
#endif
return th;
}
#define rb_thread_set_current_raw(th) (void)(ruby_current_thread = (th))
#define rb_thread_set_current(th) do { \
if ((th)->vm->running_thread != (th)) { \
(th)->running_time_us = 0; \
} \
rb_thread_set_current_raw(th); \
(th)->vm->running_thread = (th); \
} while (0)
#else
#error "unsupported thread model"
#endif
enum {
TIMER_INTERRUPT_MASK = 0x01,
PENDING_INTERRUPT_MASK = 0x02,
FINALIZER_INTERRUPT_MASK = 0x04,
TRAP_INTERRUPT_MASK = 0x08
};
#define RUBY_VM_SET_TIMER_INTERRUPT(th) ATOMIC_OR((th)->interrupt_flag, TIMER_INTERRUPT_MASK)
#define RUBY_VM_SET_INTERRUPT(th) ATOMIC_OR((th)->interrupt_flag, PENDING_INTERRUPT_MASK)
#define RUBY_VM_SET_FINALIZER_INTERRUPT(th) ATOMIC_OR((th)->interrupt_flag, FINALIZER_INTERRUPT_MASK)
#define RUBY_VM_SET_TRAP_INTERRUPT(th) ATOMIC_OR((th)->interrupt_flag, TRAP_INTERRUPT_MASK)
#define RUBY_VM_INTERRUPTED(th) ((th)->interrupt_flag & ~(th)->interrupt_mask & (PENDING_INTERRUPT_MASK|TRAP_INTERRUPT_MASK))
#define RUBY_VM_INTERRUPTED_ANY(th) ((th)->interrupt_flag & ~(th)->interrupt_mask)
int rb_signal_buff_size(void);
void rb_signal_exec(rb_thread_t *th, int sig);
void rb_threadptr_check_signal(rb_thread_t *mth);
void rb_threadptr_signal_raise(rb_thread_t *th, int sig);
void rb_threadptr_signal_exit(rb_thread_t *th);
void rb_threadptr_execute_interrupts(rb_thread_t *, int);
void rb_threadptr_interrupt(rb_thread_t *th);
void rb_threadptr_unlock_all_locking_mutexes(rb_thread_t *th);
void rb_threadptr_pending_interrupt_clear(rb_thread_t *th);
void rb_threadptr_pending_interrupt_enque(rb_thread_t *th, VALUE v);
int rb_threadptr_pending_interrupt_active_p(rb_thread_t *th);
void rb_thread_lock_unlock(rb_thread_lock_t *);
void rb_thread_lock_destroy(rb_thread_lock_t *);
#define RUBY_VM_CHECK_INTS_BLOCKING(th) do { \
if (UNLIKELY(!rb_threadptr_pending_interrupt_empty_p(th))) { \
th->pending_interrupt_queue_checked = 0; \
RUBY_VM_SET_INTERRUPT(th); \
rb_threadptr_execute_interrupts(th, 1); \
} \
else if (UNLIKELY(RUBY_VM_INTERRUPTED_ANY(th))) { \
rb_threadptr_execute_interrupts(th, 1); \
} \
} while (0)
#define RUBY_VM_CHECK_INTS(th) do { \
if (UNLIKELY(RUBY_VM_INTERRUPTED_ANY(th))) { \
rb_threadptr_execute_interrupts(th, 0); \
} \
} while (0)
struct rb_trace_arg_struct {
rb_event_flag_t event;
rb_thread_t *th;
rb_control_frame_t *cfp;
VALUE self;
ID id;
VALUE klass;
VALUE data;
int klass_solved;
int lineno;
VALUE path;
};
void rb_threadptr_exec_event_hooks(struct rb_trace_arg_struct *trace_arg);
void rb_threadptr_exec_event_hooks_and_pop_frame(struct rb_trace_arg_struct *trace_arg);
#define EXEC_EVENT_HOOK_ORIG(th_, flag_, self_, id_, klass_, data_, pop_p_) do { \
if (UNLIKELY(ruby_vm_event_flags & (flag_))) { \
if (((th)->event_hooks.events | (th)->vm->event_hooks.events) & (flag_)) { \
struct rb_trace_arg_struct trace_arg; \
trace_arg.event = (flag_); \
trace_arg.th = (th_); \
trace_arg.cfp = (trace_arg.th)->cfp; \
trace_arg.self = (self_); \
trace_arg.id = (id_); \
trace_arg.klass = (klass_); \
trace_arg.data = (data_); \
trace_arg.path = Qundef; \
trace_arg.klass_solved = 0; \
if (pop_p_) rb_threadptr_exec_event_hooks_and_pop_frame(&trace_arg); \
else rb_threadptr_exec_event_hooks(&trace_arg); \
} \
} \
} while (0)
#define EXEC_EVENT_HOOK(th_, flag_, self_, id_, klass_, data_) \
EXEC_EVENT_HOOK_ORIG(th_, flag_, self_, id_, klass_, data_, 0)
#define EXEC_EVENT_HOOK_AND_POP_FRAME(th_, flag_, self_, id_, klass_, data_) \
EXEC_EVENT_HOOK_ORIG(th_, flag_, self_, id_, klass_, data_, 1)
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility push(default)
#endif
int rb_thread_check_trap_pending(void);
extern VALUE rb_get_coverages(void);
extern void rb_set_coverages(VALUE);
extern void rb_reset_coverages(void);
#if defined __GNUC__ && __GNUC__ >= 4
#pragma GCC visibility pop
#endif
#endif