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ruby/ruby.h: move comments 

* include/ruby/ruby.h (enum ruby_special_consts): move bit pattern
  comments side-by-side.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47550 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2014-09-12 07:44:10 +00:00
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50
include/ruby/ruby.h
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@ -376,54 +376,32 @@ VALUE rb_id2sym(ID);
/* Module#methods, #singleton_methods and so on return Symbols */ /* Module#methods, #singleton_methods and so on return Symbols */
#define USE_SYMBOL_AS_METHOD_NAME 1 #define USE_SYMBOL_AS_METHOD_NAME 1
/*
!USE_FLONUM
-------------------------
...xxxx xxx1 Fixnum
...0000 1110 Symbol
...0000 0000 Qfalse
...0000 0010 Qtrue
...0000 0100 Qnil
...0000 0110 Qundef
USE_FLONUM
-------------------------
...xxxx xxx1 Fixnum
...xxxx xx10 Flonum
...0000 1100 Symbol
...0000 0000 Qfalse 0x00 = 0
...0000 1000 Qnil 0x08 = 8
...0001 0100 Qtrue 0x14 = 20
...0011 0100 Qundef 0x34 = 52
*/
/* special constants - i.e. non-zero and non-fixnum constants */ /* special constants - i.e. non-zero and non-fixnum constants */
enum ruby_special_consts { enum ruby_special_consts {
#if USE_FLONUM #if USE_FLONUM
RUBY_Qfalse = 0x00, RUBY_Qfalse = 0x00, /* ...0000 0000 */
RUBY_Qtrue = 0x14, RUBY_Qtrue = 0x14, /* ...0001 0100 */
RUBY_Qnil = 0x08, RUBY_Qnil = 0x08, /* ...0000 1000 */
RUBY_Qundef = 0x34, RUBY_Qundef = 0x34, /* ...0011 0100 */
RUBY_IMMEDIATE_MASK = 0x07, RUBY_IMMEDIATE_MASK = 0x07,
RUBY_FIXNUM_FLAG = 0x01, RUBY_FIXNUM_FLAG = 0x01, /* ...xxxx xxx1 */
RUBY_FLONUM_MASK = 0x03, RUBY_FLONUM_MASK = 0x03,
RUBY_FLONUM_FLAG = 0x02, RUBY_FLONUM_FLAG = 0x02, /* ...xxxx xx10 */
RUBY_SYMBOL_FLAG = 0x0c, RUBY_SYMBOL_FLAG = 0x0c, /* ...0000 1100 */
RUBY_SPECIAL_SHIFT = 8
#else #else
RUBY_Qfalse = 0, RUBY_Qfalse = 0, /* ...0000 0000 */
RUBY_Qtrue = 2, RUBY_Qtrue = 2, /* ...0000 0010 */
RUBY_Qnil = 4, RUBY_Qnil = 4, /* ...0000 0100 */
RUBY_Qundef = 6, RUBY_Qundef = 6, /* ...0000 0110 */
RUBY_IMMEDIATE_MASK = 0x03, RUBY_IMMEDIATE_MASK = 0x03,
RUBY_FIXNUM_FLAG = 0x01, RUBY_FIXNUM_FLAG = 0x01, /* ...xxxx xxx1 */
RUBY_FLONUM_MASK = 0x00, /* any values ANDed with FLONUM_MASK cannot be FLONUM_FLAG */ RUBY_FLONUM_MASK = 0x00, /* any values ANDed with FLONUM_MASK cannot be FLONUM_FLAG */
RUBY_FLONUM_FLAG = 0x02, RUBY_FLONUM_FLAG = 0x02,
RUBY_SYMBOL_FLAG = 0x0e, RUBY_SYMBOL_FLAG = 0x0e, /* ...0000 1110 */
RUBY_SPECIAL_SHIFT = 8
#endif #endif
RUBY_SPECIAL_SHIFT = 8
}; };
#define Qfalse ((VALUE)RUBY_Qfalse) #define Qfalse ((VALUE)RUBY_Qfalse)