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* pack.c (swapf): compilation condition simplified.

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(swapd): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30493 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2011-01-08 12:25:03 +00:00
parent 13c4c551d1
commit 8eec9c9413
2 changed files with 17 additions and 22 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Sat Jan 8 21:24:17 2011 Tanaka Akira <akr@fsij.org>
* pack.c (swapf): compilation condition simplified.
(swapd): ditto.
Sat Jan 8 20:51:25 2011 Tanaka Akira <akr@fsij.org> Sat Jan 8 20:51:25 2011 Tanaka Akira <akr@fsij.org>
* pack.c (swapd): remove duplicated code. * pack.c (swapd): remove duplicated code.

34
pack.c
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@ -144,23 +144,17 @@ TOKEN_PASTE(swap,x)(xtype z) \
# endif # endif
#endif #endif
#if SIZEOF_FLOAT == 4 #if SIZEOF_FLOAT == 4 && defined(HAVE_INT32_T)
# ifdef HAVE_UINT32_T # define swapf(x) swap32(x)
# define swapf(x) swap32(x) # define FLOAT_SWAPPER uint32_t
# define FLOAT_SWAPPER uint32_t #else
# else /* SIZEOF_FLOAT == 4 but undivide by known size of int */ define_swapx(f,float)
define_swapx(f,float) #endif
# endif
#else /* SIZEOF_FLOAT != 4 */
define_swapx(f,float)
#endif /* #if SIZEOF_FLOAT == 4 */
#if SIZEOF_DOUBLE == 8 #if SIZEOF_DOUBLE == 8 && defined(HAVE_INT64_T)
# ifdef HAVE_UINT64_T /* SIZEOF_DOUBLE == 8 == SIZEOF_UINT64_T */ # define swapd(x) swap64(x)
# define swapd(x) swap64(x) # define DOUBLE_SWAPPER uint64_t
# define DOUBLE_SWAPPER uint64_t #elif SIZEOF_DOUBLE == 8 && defined(HAVE_INT32_T)
# else
# if HAVE_INT32_T /* SIZEOF_DOUBLE == 8 && 4 == SIZEOF_INT32 */
static double static double
swapd(const double d) swapd(const double d)
{ {
@ -176,13 +170,9 @@ TOKEN_PASTE(swap,x)(xtype z) \
memcpy(&dtmp,utmp,sizeof(double)); memcpy(&dtmp,utmp,sizeof(double));
return dtmp; return dtmp;
} }
# else /* SIZEOF_DOUBLE == 8 but undivide by known size of int */ #else
define_swapx(d, double) define_swapx(d, double)
# endif #endif
# endif /* #if SIZEOF_LONG == 8 */
#else /* SIZEOF_DOUBLE != 8 */
define_swapx(d, double)
#endif /* #if SIZEOF_DOUBLE == 8 */
#undef define_swapx #undef define_swapx