mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
58 lines
2.6 KiB
C
58 lines
2.6 KiB
C
// This file is parsed by tool/mjit/generate.rb for MJIT's C/Ruby interop.
|
|
#ifndef MJIT_COMPILER_H
|
|
#define MJIT_COMPILER_H
|
|
|
|
#include "ruby/internal/config.h"
|
|
#include "vm_core.h"
|
|
#include "vm_callinfo.h"
|
|
#include "builtin.h"
|
|
#include "mjit.h"
|
|
#include "mjit_unit.h"
|
|
#include "shape.h"
|
|
|
|
// Macros to check if a position is already compiled using compile_status.stack_size_for_pos
|
|
#define NOT_COMPILED_STACK_SIZE -1
|
|
#define ALREADY_COMPILED_P(status, pos) (status->stack_size_for_pos[pos] != NOT_COMPILED_STACK_SIZE)
|
|
|
|
// Storage to keep data which is consistent in each conditional branch.
|
|
// This is created and used for one `compile_insns` call and its values
|
|
// should be copied for extra `compile_insns` call.
|
|
struct compile_branch {
|
|
unsigned int stack_size; // this simulates sp (stack pointer) of YARV
|
|
bool finish_p; // if true, compilation in this branch should stop and let another branch to be compiled
|
|
};
|
|
|
|
// For propagating information needed for lazily pushing a frame.
|
|
struct inlined_call_context {
|
|
int orig_argc; // ci->orig_argc
|
|
VALUE me; // vm_cc_cme(cc)
|
|
int param_size; // def_iseq_ptr(vm_cc_cme(cc)->def)->body->param.size
|
|
int local_size; // def_iseq_ptr(vm_cc_cme(cc)->def)->body->local_table_size
|
|
};
|
|
|
|
// Storage to keep compiler's status. This should have information
|
|
// which is global during one `mjit_compile` call. Ones conditional
|
|
// in each branch should be stored in `compile_branch`.
|
|
struct compile_status {
|
|
bool success; // has true if compilation has had no issue
|
|
int *stack_size_for_pos; // stack_size_for_pos[pos] has stack size for the position (otherwise -1)
|
|
// If true, JIT-ed code will use local variables to store pushed values instead of
|
|
// using VM's stack and moving stack pointer.
|
|
bool local_stack_p;
|
|
// Safely-accessible ivar cache entries copied from main thread.
|
|
union iseq_inline_storage_entry *is_entries;
|
|
// Index of call cache entries captured to compiled_iseq to be marked on GC
|
|
int cc_entries_index;
|
|
// A pointer to root (i.e. not inlined) iseq being compiled.
|
|
const struct rb_iseq_constant_body *compiled_iseq;
|
|
int compiled_id; // Just a copy of compiled_iseq->jit_unit->id
|
|
// Mutated optimization levels
|
|
struct rb_mjit_compile_info *compile_info;
|
|
bool merge_ivar_guards_p; // If true, merge guards of ivar accesses
|
|
size_t max_ivar_index; // Max IVC index in is_entries (used only when merge_ivar_guards_p)
|
|
// If `inlined_iseqs[pos]` is not NULL, `mjit_compile_body` tries to inline ISeq there.
|
|
const struct rb_iseq_constant_body **inlined_iseqs;
|
|
struct inlined_call_context inline_context;
|
|
};
|
|
|
|
#endif /* MJIT_COMPILER_H */
|