зеркало из https://github.com/github/ruby.git
131 строка
4.8 KiB
C
131 строка
4.8 KiB
C
#ifndef RUBY_MJIT_H
|
|
#define RUBY_MJIT_H 1
|
|
/**********************************************************************
|
|
|
|
mjit.h - Interface to MRI method JIT compiler for Ruby's main thread
|
|
|
|
Copyright (C) 2017 Vladimir Makarov <vmakarov@redhat.com>.
|
|
|
|
**********************************************************************/
|
|
|
|
#include "ruby/internal/config.h" // defines USE_MJIT
|
|
#include "ruby/internal/stdbool.h"
|
|
#include "vm_core.h"
|
|
|
|
# if USE_MJIT
|
|
|
|
#include "ruby.h"
|
|
#include "vm_core.h"
|
|
|
|
// Special address values of a function generated from the
|
|
// corresponding iseq by MJIT:
|
|
enum rb_mjit_func_state {
|
|
// ISEQ has never been enqueued to unit_queue yet
|
|
MJIT_FUNC_NOT_QUEUED = 0,
|
|
// ISEQ is already queued for the machine code generation but the
|
|
// code is not ready yet for the execution
|
|
MJIT_FUNC_COMPILING = 1,
|
|
// ISEQ included not compilable insn, some internal assertion failed
|
|
// or the unit is unloaded
|
|
MJIT_FUNC_FAILED = 2,
|
|
};
|
|
// Return true if jit_func is part of enum rb_mjit_func_state
|
|
#define MJIT_FUNC_STATE_P(jit_func) ((uintptr_t)(jit_func) <= (uintptr_t)MJIT_FUNC_FAILED)
|
|
|
|
// MJIT options which can be defined on the MRI command line.
|
|
struct mjit_options {
|
|
// Converted from "jit" feature flag to tell the enablement
|
|
// information to ruby_show_version().
|
|
bool on;
|
|
// Save temporary files after MRI finish. The temporary files
|
|
// include the pre-compiled header, C code file generated for ISEQ,
|
|
// and the corresponding object file.
|
|
bool save_temps;
|
|
// Print MJIT warnings to stderr.
|
|
bool warnings;
|
|
// Disable compiler optimization and add debug symbols. It can be
|
|
// very slow.
|
|
bool debug;
|
|
// Add arbitrary cflags.
|
|
char* debug_flags;
|
|
// If true, all ISeqs are synchronously compiled. For testing.
|
|
bool wait;
|
|
// Number of calls to trigger JIT compilation. For testing.
|
|
unsigned int call_threshold;
|
|
// Force printing info about MJIT work of level VERBOSE or
|
|
// less. 0=silence, 1=medium, 2=verbose.
|
|
int verbose;
|
|
// Maximal permitted number of iseq JIT codes in a MJIT memory
|
|
// cache.
|
|
int max_cache_size;
|
|
// [experimental] Do not start MJIT until MJIT.resume is called.
|
|
bool pause;
|
|
// [experimental] Call custom RubyVM::MJIT.compile instead of MJIT.
|
|
bool custom;
|
|
};
|
|
|
|
// State of optimization switches
|
|
struct rb_mjit_compile_info {
|
|
// Disable getinstancevariable/setinstancevariable optimizations based on inline cache (T_OBJECT)
|
|
bool disable_ivar_cache;
|
|
// Disable getinstancevariable/setinstancevariable optimizations based on inline cache (FL_EXIVAR)
|
|
bool disable_exivar_cache;
|
|
// Disable send/opt_send_without_block optimizations based on inline cache
|
|
bool disable_send_cache;
|
|
// Disable method inlining
|
|
bool disable_inlining;
|
|
// Disable opt_getinlinecache inlining
|
|
bool disable_const_cache;
|
|
};
|
|
|
|
typedef VALUE (*jit_func_t)(rb_execution_context_t *, rb_control_frame_t *);
|
|
|
|
RUBY_SYMBOL_EXPORT_BEGIN
|
|
RUBY_EXTERN struct mjit_options mjit_opts;
|
|
RUBY_EXTERN bool mjit_call_p;
|
|
|
|
extern void rb_mjit_add_iseq_to_process(const rb_iseq_t *iseq);
|
|
extern struct rb_mjit_compile_info* rb_mjit_iseq_compile_info(const struct rb_iseq_constant_body *body);
|
|
extern void rb_mjit_recompile_send(const rb_iseq_t *iseq);
|
|
extern void rb_mjit_recompile_ivar(const rb_iseq_t *iseq);
|
|
extern void rb_mjit_recompile_exivar(const rb_iseq_t *iseq);
|
|
extern void rb_mjit_recompile_inlining(const rb_iseq_t *iseq);
|
|
extern void rb_mjit_recompile_const(const rb_iseq_t *iseq);
|
|
RUBY_SYMBOL_EXPORT_END
|
|
|
|
extern void mjit_cancel_all(const char *reason);
|
|
extern bool mjit_compile(FILE *f, const rb_iseq_t *iseq, const char *funcname, int id);
|
|
extern void mjit_init(const struct mjit_options *opts);
|
|
extern void mjit_free_iseq(const rb_iseq_t *iseq);
|
|
extern void mjit_update_references(const rb_iseq_t *iseq);
|
|
extern void mjit_mark(void);
|
|
extern void mjit_mark_cc_entries(const struct rb_iseq_constant_body *const body);
|
|
extern void mjit_notify_waitpid(int exit_code);
|
|
|
|
void mjit_child_after_fork(void);
|
|
|
|
# ifdef MJIT_HEADER
|
|
#define mjit_enabled true
|
|
# else // MJIT_HEADER
|
|
extern bool mjit_enabled;
|
|
# endif // MJIT_HEADER
|
|
VALUE mjit_pause(bool wait_p);
|
|
VALUE mjit_resume(void);
|
|
void mjit_finish(bool close_handle_p);
|
|
|
|
# else // USE_MJIT
|
|
|
|
static inline void mjit_cancel_all(const char *reason){}
|
|
static inline void mjit_free_iseq(const rb_iseq_t *iseq){}
|
|
static inline void mjit_mark(void){}
|
|
static inline VALUE jit_exec(rb_execution_context_t *ec) { return Qundef; /* unreachable */ }
|
|
static inline void mjit_child_after_fork(void){}
|
|
|
|
#define mjit_enabled false
|
|
static inline VALUE mjit_pause(bool wait_p){ return Qnil; } // unreachable
|
|
static inline VALUE mjit_resume(void){ return Qnil; } // unreachable
|
|
static inline void mjit_finish(bool close_handle_p){}
|
|
|
|
# endif // USE_MJIT
|
|
#endif // RUBY_MJIT_H
|