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internal.h: roomof

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* internal.h (roomof): extract from type_roomof, and move from
  bignum.c.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50986 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2015-06-21 11:28:12 +00:00
parent e9482963fd
commit bbe805f09e
3 changed files with 7 additions and 2 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sun Jun 21 20:28:09 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* internal.h (roomof): extract from type_roomof, and move from
bignum.c.
Sun Jun 21 18:32:37 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* ruby_atomic.h (ATOMIC_PTR_CAS): define by generic CAS macro, not

1
bignum.c
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@ -98,7 +98,6 @@ STATIC_ASSERT(sizeof_long_and_sizeof_bdigit, SIZEOF_BDIGIT % SIZEOF_LONG == 0);
rb_absint_size(x, NULL))
#define BIGDIVREM_EXTRA_WORDS 1
#define roomof(n, m) ((long)(((n)+(m)-1) / (m)))
#define bdigit_roomof(n) roomof(n, SIZEOF_BDIGIT)
#define BARY_ARGS(ary) ary, numberof(ary)

3
internal.h
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@ -611,7 +611,8 @@ struct MEMO {
#define MEMO_NEW(a, b, c) ((struct MEMO *)rb_imemo_new(imemo_memo, (VALUE)(a), (VALUE)(b), (VALUE)(c), 0))
#define type_roomof(x, y) ((sizeof(x) + sizeof(y) - 1) / sizeof(y))
#define roomof(x, y) (((x) + (y) - 1) / (y))
#define type_roomof(x, y) roomof(sizeof(x), sizeof(y))
#define MEMO_FOR(type, value) ((type *)RARRAY_PTR(value))
#define NEW_MEMO_FOR(type, value) \
((value) = rb_ary_tmp_new_fill(type_roomof(type, VALUE)), MEMO_FOR(type, value))