From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001 From: Joseph Hunkeler Date: Wed, 8 Jul 2015 20:46:52 -0400 Subject: Initial commit --- unix/as.i386/bytmov.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 unix/as.i386/bytmov.c (limited to 'unix/as.i386/bytmov.c') diff --git a/unix/as.i386/bytmov.c b/unix/as.i386/bytmov.c new file mode 100644 index 00000000..8c5bb351 --- /dev/null +++ b/unix/as.i386/bytmov.c @@ -0,0 +1,22 @@ +/* Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + */ + +#define import_spp +#define import_knames +#include + +/* BYTMOV -- Byte move from array "a" to array "b". The move must be + * nondestructive, allowing a byte array to be shifted left or right a + * few bytes, hence comparison of the addresses of the arrays is necessary + * to determine if they overlap. + * [Specially optimized version for Sun/IRAF]. + */ +BYTMOV (a, aoff, b, boff, nbytes) +XCHAR *a; /* input byte array */ +XINT *aoff; /* first byte in A to be moved */ +XCHAR *b; /* output byte array */ +XINT *boff; /* first byte in B to be written */ +XINT *nbytes; /* number of bytes to move */ +{ + bcopy ((char *)a + (*aoff-1), (char *)b + (*boff-1), *nbytes); +} -- cgit