2020-04-08 00:28:13 -04:00
|
|
|
/** \noop-*-C-*-vi:ft=c
|
2019-11-29 01:18:34 -05:00
|
|
|
* @file
|
2020-04-08 00:28:13 -04:00
|
|
|
* @author Ruby developers <ruby-core@ruby-lang.org>
|
2019-11-29 01:18:34 -05:00
|
|
|
* @copyright This file is a part of the programming language Ruby.
|
|
|
|
* Permission is hereby granted, to either redistribute and/or
|
|
|
|
* modify this file, provided that the conditions mentioned in the
|
|
|
|
* file COPYING are met. Consult the file for details.
|
2020-04-08 00:28:13 -04:00
|
|
|
* @brief Internal header for Comparable.
|
2019-11-29 01:18:34 -05:00
|
|
|
*/
|
2020-04-08 00:28:13 -04:00
|
|
|
#ifndef INTERNAL_COMPAR_H
|
|
|
|
#define INTERNAL_COMPAR_H
|
2019-12-03 00:47:38 -05:00
|
|
|
#include "internal/vm.h" /* for rb_method_basic_definition_p */
|
2019-11-29 01:18:34 -05:00
|
|
|
|
|
|
|
#define STRING_P(s) (RB_TYPE_P((s), T_STRING) && CLASS_OF(s) == rb_cString)
|
|
|
|
|
|
|
|
enum {
|
2020-03-21 03:59:55 -04:00
|
|
|
cmp_opt_Integer,
|
2019-11-29 01:18:34 -05:00
|
|
|
cmp_opt_String,
|
|
|
|
cmp_opt_Float,
|
|
|
|
cmp_optimizable_count
|
|
|
|
};
|
|
|
|
|
|
|
|
struct cmp_opt_data {
|
|
|
|
unsigned int opt_methods;
|
|
|
|
unsigned int opt_inited;
|
|
|
|
};
|
|
|
|
|
|
|
|
#define NEW_CMP_OPT_MEMO(type, value) \
|
|
|
|
NEW_PARTIAL_MEMO_FOR(type, value, cmp_opt)
|
|
|
|
#define CMP_OPTIMIZABLE_BIT(type) (1U << TOKEN_PASTE(cmp_opt_,type))
|
|
|
|
#define CMP_OPTIMIZABLE(data, type) \
|
|
|
|
(((data).opt_inited & CMP_OPTIMIZABLE_BIT(type)) ? \
|
|
|
|
((data).opt_methods & CMP_OPTIMIZABLE_BIT(type)) : \
|
|
|
|
(((data).opt_inited |= CMP_OPTIMIZABLE_BIT(type)), \
|
|
|
|
rb_method_basic_definition_p(TOKEN_PASTE(rb_c,type), id_cmp) && \
|
|
|
|
((data).opt_methods |= CMP_OPTIMIZABLE_BIT(type))))
|
|
|
|
|
|
|
|
#define OPTIMIZED_CMP(a, b, data) \
|
2020-03-21 03:59:55 -04:00
|
|
|
((FIXNUM_P(a) && FIXNUM_P(b) && CMP_OPTIMIZABLE(data, Integer)) ? \
|
2019-11-29 01:18:34 -05:00
|
|
|
(((long)a > (long)b) ? 1 : ((long)a < (long)b) ? -1 : 0) : \
|
|
|
|
(STRING_P(a) && STRING_P(b) && CMP_OPTIMIZABLE(data, String)) ? \
|
|
|
|
rb_str_cmp(a, b) : \
|
|
|
|
(RB_FLOAT_TYPE_P(a) && RB_FLOAT_TYPE_P(b) && CMP_OPTIMIZABLE(data, Float)) ? \
|
|
|
|
rb_float_cmp(a, b) : \
|
|
|
|
rb_cmpint(rb_funcallv(a, id_cmp, 1, &b), a, b))
|
|
|
|
|
|
|
|
/* compar.c */
|
|
|
|
VALUE rb_invcmp(VALUE, VALUE);
|
|
|
|
|
|
|
|
#endif /* INTERNAL_COMPAR_H */
|