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| author | Richard Kenner <kenner@gcc.gnu.org> | 1995-06-10 09:04:45 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1995-06-10 09:04:45 -0400 |
| commit | cac896d8dea98fade627cfd60438ff428e1a323f (patch) | |
| tree | feccbeb6dcc6c09803e26d337a1329adf7ad8928 | |
| parent | 92d6875bdd88f24c95b86c2425ae5276ca302994 (diff) | |
| download | gcc-cac896d8dea98fade627cfd60438ff428e1a323f.zip gcc-cac896d8dea98fade627cfd60438ff428e1a323f.tar.gz gcc-cac896d8dea98fade627cfd60438ff428e1a323f.tar.bz2 | |
(_floatdidf): Correctly set float sizes.
From-SVN: r9920
| -rw-r--r-- | gcc/libgcc2.c | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/gcc/libgcc2.c b/gcc/libgcc2.c index b22db4e..fae070f 100644 --- a/gcc/libgcc2.c +++ b/gcc/libgcc2.c @@ -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 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 -#else -#if TARGET_FLOAT_FORMAT == IBM_FLOAT_FORMAT +#endif + +#if HOST_FLOAT_FORMAT == IBM_FLOAT_FORMAT #define DF_SIZE 56 #define SF_SIZE 24 -#else -#if TARGET_FLOAT_FORMAT == VAX_FLOAT_FORMAT +#endif + +#if HOST_FLOAT_FORMAT == VAX_FLOAT_FORMAT #define DF_SIZE 56 #define SF_SIZE 24 -#else -#define DF_SIZE 0 -#define SF_SIZE 0 #endif -#endif -#endif - SFtype __floatdisf (u) |