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Move definition of 'thenan' to its own object file in order to save space.

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From-SVN: r29371
This commit is contained in:
Nick Clifton 1999-09-13 09:14:21 +00:00 • committed by Nick Clifton
parent 9f59f94d74
commit 0924404c54
3 changed files with 34 additions and 5 deletions
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11
gcc/ChangeLog
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@ -1,3 +1,14 @@
Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
* config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
appropriate) if FINE_GRAINED_LIBRARIES is not defined.
(nan): Return _thenan_sf or _thenan_df as appropriate.
(L_thenan_sf): Define _thenan_sf.
(L_thenan_df): Define _thenan_df.
* Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
(DPBIT_FUNCS): Add _thenan_df.
Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
* tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and

4
gcc/Makefile.in
View file

@ -733,12 +733,12 @@ LIB2FUNCS_EH = _eh
FPBIT_FUNCS = _pack_sf _unpack_sf _addsub_sf _mul_sf _div_sf \
_fpcmp_parts_sf _compare_sf _eq_sf _ne_sf _gt_sf _ge_sf \
_lt_sf _le_sf _si_to_sf _sf_to_si _negate_sf _make_sf \
_sf_to_df
_sf_to_df _thenan_sf
DPBIT_FUNCS = _pack_df _unpack_df _addsub_df _mul_df _div_df \
_fpcmp_parts_df _compare_df _eq_df _ne_df _gt_df _ge_df \
_lt_df _le_df _si_to_df _df_to_si _negate_df _make_df \
_df_to_sf
_df_to_sf _thenan_df
# The files that "belong" in CONFIG_H are deliberately omitted
# because having them there would not be useful in actual practice.

24
gcc/config/fp-bit.c
View file

@ -90,6 +90,11 @@ Boston, MA 02111-1307, USA. */
#define L_make_df
#define L_sf_to_df
#define L_df_to_sf
#ifdef FLOAT
#define L_thenan_sf
#else
#define L_thenan_df
#endif
#endif
/* The following macros can be defined to change the behaviour of this file:
@ -389,13 +394,26 @@ FLO_union_type;
#define isinf(x) 0
#else
#if defined L_thenan_sf
const fp_number_type __thenan_sf = { CLASS_SNAN };
#elif defined L_thenan_df
const fp_number_type __thenan_df = { CLASS_SNAN };
#elif defined FLOAT
extern const fp_number_type __thenan_sf;
#else
extern const fp_number_type __thenan_df;
#endif
INLINE
static fp_number_type *
nan ()
{
static fp_number_type thenan;
return &thenan;
/* Discard the const qualifier... */
#ifdef FLOAT
return (fp_number_type *) (& __thenan_sf);
#else
return (fp_number_type *) (& __thenan_df);
#endif
}
INLINE