diff options
Diffstat (limited to 'gcc/f/runtime/libF77/qbitbits.c')
-rw-r--r-- | gcc/f/runtime/libF77/qbitbits.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/gcc/f/runtime/libF77/qbitbits.c b/gcc/f/runtime/libF77/qbitbits.c deleted file mode 100644 index ad4ac963ce2..00000000000 --- a/gcc/f/runtime/libF77/qbitbits.c +++ /dev/null @@ -1,66 +0,0 @@ -#include "f2c.h" - -#ifndef LONGBITS -#define LONGBITS 32 -#endif - -#ifndef LONG8BITS -#define LONG8BITS (2*LONGBITS) -#endif - - integer -#ifdef KR_headers -qbit_bits(a, b, len) longint a; integer b, len; -#else -qbit_bits(longint a, integer b, integer len) -#endif -{ - /* Assume 2's complement arithmetic */ - - ulongint x, y; - - x = (ulongint) a; - y = (ulongint)-1L; - x >>= b; - y <<= len; - return (longint)(x & y); - } - - longint -#ifdef KR_headers -qbit_cshift(a, b, len) longint a; integer b, len; -#else -qbit_cshift(longint a, integer b, integer len) -#endif -{ - ulongint x, y, z; - - x = (ulongint)a; - if (len <= 0) { - if (len == 0) - return 0; - goto full_len; - } - if (len >= LONG8BITS) { - full_len: - if (b >= 0) { - b %= LONG8BITS; - return (longint)(x << b | x >> LONG8BITS - b ); - } - b = -b; - b %= LONG8BITS; - return (longint)(x << LONG8BITS - b | x >> b); - } - y = z = (unsigned long)-1; - y <<= len; - z &= ~y; - y &= x; - x &= z; - if (b >= 0) { - b %= len; - return (longint)(y | z & (x << b | x >> len - b)); - } - b = -b; - b %= len; - return (longint)(y | z & (x >> b | x << len - b)); - } |