diff options
author | das <das@FreeBSD.org> | 2003-04-05 22:10:13 +0000 |
---|---|---|
committer | das <das@FreeBSD.org> | 2003-04-05 22:10:13 +0000 |
commit | 2d9148b622967fe103f5945f10d5c6917368dec6 (patch) | |
tree | 5a3e884c339a9c9b47d7762f22425febdfd1f2f3 /lib/libc/amd64 | |
parent | 67eff66578dc776122f2e5cb24ff0bc1a57dda7b (diff) | |
download | FreeBSD-src-2d9148b622967fe103f5945f10d5c6917368dec6.zip FreeBSD-src-2d9148b622967fe103f5945f10d5c6917368dec6.tar.gz |
Add __ldtoa(), a wrapper around gdtoa() to make it look like dtoa().
In support of this, add some MD macros to assist in converting long
doubles to the format expected by gdtoa().
Reviewed by: silence on standards@
Diffstat (limited to 'lib/libc/amd64')
-rw-r--r-- | lib/libc/amd64/_fpmath.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/libc/amd64/_fpmath.h b/lib/libc/amd64/_fpmath.h index d78e601..35fe376 100644 --- a/lib/libc/amd64/_fpmath.h +++ b/lib/libc/amd64/_fpmath.h @@ -38,3 +38,8 @@ union IEEEl2bits { }; #define mask_nbit_l(u) ((u).bits.manh &= 0x7fffffff) + +#define LDBL_TO_ARRAY32(u, a) do { \ + (a)[0] = (uint32_t)(u).bits.manl; \ + (a)[1] = (uint32_t)(u).bits.manh; \ +} while(0) |