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Allow newobj_of0 and newobj_slowpath to allocate into multiple heap slots

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Matt Valentine-House 2021-03-30 13:34:14 +01:00 • committed by Peter Zhu
parent ddc29e2989
commit 8bbd319806
Notes: git 2021-05-06 22:18:49 +09:00
5 changed files with 436 additions and 57 deletions
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29
internal/gc.h
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@ -19,6 +19,10 @@
struct rb_execution_context_struct; /* in vm_core.h */
struct rb_objspace; /* in vm_core.h */
#ifndef USE_RVARGC
#define USE_RVARGC 0
#endif
#ifdef NEWOBJ_OF
# undef NEWOBJ_OF
# undef RB_NEWOBJ_OF
@ -28,15 +32,21 @@ struct rb_objspace; /* in vm_core.h */
/* optimized version of NEWOBJ() */
#define RB_NEWOBJ_OF(var, T, c, f) \
T *(var) = (T *)(((f) & FL_WB_PROTECTED) ? \
rb_wb_protected_newobj_of((c), (f) & ~FL_WB_PROTECTED) : \
rb_wb_unprotected_newobj_of((c), (f)))
rb_wb_protected_newobj_of((c), (f) & ~FL_WB_PROTECTED, 0) : \
rb_wb_unprotected_newobj_of((c), (f), 0))
#define RB_EC_NEWOBJ_OF(ec, var, T, c, f) \
T *(var) = (T *)(((f) & FL_WB_PROTECTED) ? \
rb_ec_wb_protected_newobj_of((ec), (c), (f) & ~FL_WB_PROTECTED) : \
rb_wb_unprotected_newobj_of((c), (f)))
rb_ec_wb_protected_newobj_of((ec), (c), (f) & ~FL_WB_PROTECTED, 0) : \
rb_wb_unprotected_newobj_of((c), (f), 0))
#define RB_RVARGC_NEWOBJ_OF(var, T, c, f, s) \
T *(var) = (T *)(((f) & FL_WB_PROTECTED) ? \
rb_wb_protected_newobj_of((c), (f) & ~FL_WB_PROTECTED, s) : \
rb_wb_unprotected_newobj_of((c), (f), s))
#define NEWOBJ_OF(var, T, c, f) RB_NEWOBJ_OF((var), T, (c), (f))
#define RVARGC_NEWOBJ_OF(var, T, c, f, s) RB_RVARGC_NEWOBJ_OF((var), T, (c), (f), (s))
#define RB_OBJ_GC_FLAGS_MAX 6 /* used in ext/objspace */
#ifndef USE_UNALIGNED_MEMBER_ACCESS
@ -61,6 +71,8 @@ struct rb_objspace; /* in vm_core.h */
rb_obj_write((VALUE)(a), UNALIGNED_MEMBER_ACCESS((VALUE *)(slot)), \
(VALUE)(b), __FILE__, __LINE__)
#define RVARGC_PAYLOAD_INIT(obj, size) (void *)rb_rvargc_payload_init((VALUE)obj, (size_t)size)
/* gc.c */
extern VALUE *ruby_initial_gc_stress_ptr;
extern int ruby_disable_gc;
@ -89,9 +101,11 @@ VALUE rb_class_allocate_instance(VALUE klass);
RUBY_SYMBOL_EXPORT_BEGIN
/* gc.c (export) */
const char *rb_objspace_data_type_name(VALUE obj);
VALUE rb_wb_protected_newobj_of(VALUE, VALUE);
VALUE rb_wb_unprotected_newobj_of(VALUE, VALUE);
VALUE rb_ec_wb_protected_newobj_of(struct rb_execution_context_struct *ec, VALUE klass, VALUE flags);
VALUE rb_wb_protected_newobj_of(VALUE, VALUE, size_t);
VALUE rb_wb_unprotected_newobj_of(VALUE, VALUE, size_t);
VALUE rb_ec_wb_protected_newobj_of(struct rb_execution_context_struct *ec, VALUE klass, VALUE flags, size_t);
VALUE rb_rvargc_payload_init(VALUE obj, size_t size);
void * rb_rvargc_payload_data_ptr(VALUE obj);
size_t rb_obj_memsize_of(VALUE);
void rb_gc_verify_internal_consistency(void);
size_t rb_obj_gc_flags(VALUE, ID[], size_t);
@ -100,6 +114,7 @@ void rb_gc_mark_vm_stack_values(long n, const VALUE *values);
void *ruby_sized_xrealloc(void *ptr, size_t new_size, size_t old_size) RUBY_ATTR_RETURNS_NONNULL RUBY_ATTR_ALLOC_SIZE((2));
void *ruby_sized_xrealloc2(void *ptr, size_t new_count, size_t element_size, size_t old_count) RUBY_ATTR_RETURNS_NONNULL RUBY_ATTR_ALLOC_SIZE((2, 3));
void ruby_sized_xfree(void *x, size_t size);
int rb_slot_size();
RUBY_SYMBOL_EXPORT_END
MJIT_SYMBOL_EXPORT_BEGIN