diff options
| author | Rodney W. Grimes <rgrimes@FreeBSD.org> | 1994-05-27 11:00:56 +0000 |
|---|---|---|
| committer | Rodney W. Grimes <rgrimes@FreeBSD.org> | 1994-05-27 11:00:56 +0000 |
| commit | 8e101982f307d9198a4d1f063e8c307ab65ebe20 (patch) | |
| tree | 92070cf1fc577572a2c4371a5914c54037082d4c | |
| parent | 1cb16b68b36df83d417caa9e545389116d17f20b (diff) | |
| download | src-8e101982f307d9198a4d1f063e8c307ab65ebe20.tar.gz src-8e101982f307d9198a4d1f063e8c307ab65ebe20.zip | |
Pull in GNU2 fix for this from FreeBSD, allows ldexp.c to compile with
gcc2.x
Notes
Notes:
svn path=/head/; revision=1585
| -rw-r--r-- | lib/libc/amd64/gen/ldexp.c | 10 | ||||
| -rw-r--r-- | lib/libc/i386/gen/ldexp.c | 10 |
2 files changed, 20 insertions, 0 deletions
diff --git a/lib/libc/amd64/gen/ldexp.c b/lib/libc/amd64/gen/ldexp.c index 7046c4e17e6c..be533c5c7c9e 100644 --- a/lib/libc/amd64/gen/ldexp.c +++ b/lib/libc/amd64/gen/ldexp.c @@ -55,8 +55,18 @@ ldexp (double value, int exp) { double temp, texp, temp2; texp = exp; +#ifdef __GNUC__ +#if __GNUC__ >= 2 + asm ("fscale " + : "=u" (temp2), "=t" (temp) + : "0" (texp), "1" (value)); +#else asm ("fscale ; fxch %%st(1) ; fstp%L1 %1 " : "=f" (temp), "=0" (temp2) : "0" (texp), "f" (value)); +#endif +#else +error unknown asm +#endif return (temp); } diff --git a/lib/libc/i386/gen/ldexp.c b/lib/libc/i386/gen/ldexp.c index 7046c4e17e6c..be533c5c7c9e 100644 --- a/lib/libc/i386/gen/ldexp.c +++ b/lib/libc/i386/gen/ldexp.c @@ -55,8 +55,18 @@ ldexp (double value, int exp) { double temp, texp, temp2; texp = exp; +#ifdef __GNUC__ +#if __GNUC__ >= 2 + asm ("fscale " + : "=u" (temp2), "=t" (temp) + : "0" (texp), "1" (value)); +#else asm ("fscale ; fxch %%st(1) ; fstp%L1 %1 " : "=f" (temp), "=0" (temp2) : "0" (texp), "f" (value)); +#endif +#else +error unknown asm +#endif return (temp); } |