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(_floatdidf): Correctly set float sizes. 

From-SVN: r9920
This commit is contained in:
Richard Kenner 1995-06-10 09:04:45 -04:00
parent 92d6875bdd
commit cac896d8de
1 changed files with 26 additions and 16 deletions
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42
gcc/libgcc2.c
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@ -997,24 +997,34 @@ __floatdidf (u)
#define HIGH_HALFWORD_COEFF (((UDItype) 1) << (WORD_SIZE / 2))
#define HIGH_WORD_COEFF (((UDItype) 1) << WORD_SIZE)
#define DI_SIZE (sizeof (DItype) * BITS_PER_UNIT)
#if TARGET_FLOAT_FORMAT == IEEE_FLOAT_FORMAT
#define DF_SIZE 53
#define SF_SIZE 24
#else
#if TARGET_FLOAT_FORMAT == IBM_FLOAT_FORMAT
#define DF_SIZE 56
#define SF_SIZE 24
#else
#if TARGET_FLOAT_FORMAT == VAX_FLOAT_FORMAT
#define DF_SIZE 56
#define SF_SIZE 24
#else
#define DF_SIZE 0
#define SF_SIZE 0
#endif
#endif
/* Define codes for all the float formats that we know of. Note
that this is copied from real.h. */
#define UNKNOWN_FLOAT_FORMAT 0
#define IEEE_FLOAT_FORMAT 1
#define VAX_FLOAT_FORMAT 2
#define IBM_FLOAT_FORMAT 3
/* Default to IEEE float if not specified. Nearly all machines use it. */
#ifndef HOST_FLOAT_FORMAT
#define HOST_FLOAT_FORMAT IEEE_FLOAT_FORMAT
#endif
#if HOST_FLOAT_FORMAT == IEEE_FLOAT_FORMAT
#define DF_SIZE 53
#define SF_SIZE 24
#endif
#if HOST_FLOAT_FORMAT == IBM_FLOAT_FORMAT
#define DF_SIZE 56
#define SF_SIZE 24
#endif
#if HOST_FLOAT_FORMAT == VAX_FLOAT_FORMAT
#define DF_SIZE 56
#define SF_SIZE 24
#endif
SFtype
__floatdisf (u)