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path: root/gcc/f/runtime/libF77/lbitbits.c
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Diffstat (limited to 'gcc/f/runtime/libF77/lbitbits.c')
-rw-r--r--gcc/f/runtime/libF77/lbitbits.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/gcc/f/runtime/libF77/lbitbits.c b/gcc/f/runtime/libF77/lbitbits.c
deleted file mode 100644
index 75e9f9c603f..00000000000
--- a/gcc/f/runtime/libF77/lbitbits.c
+++ /dev/null
@@ -1,62 +0,0 @@
-#include "f2c.h"
-
-#ifndef LONGBITS
-#define LONGBITS 32
-#endif
-
- integer
-#ifdef KR_headers
-lbit_bits(a, b, len) integer a, b, len;
-#else
-lbit_bits(integer a, integer b, integer len)
-#endif
-{
- /* Assume 2's complement arithmetic */
-
- unsigned long x, y;
-
- x = (unsigned long) a;
- y = (unsigned long)-1L;
- x >>= b;
- y <<= len;
- return (integer)(x & ~y);
- }
-
- integer
-#ifdef KR_headers
-lbit_cshift(a, b, len) integer a, b, len;
-#else
-lbit_cshift(integer a, integer b, integer len)
-#endif
-{
- unsigned long x, y, z;
-
- x = (unsigned long)a;
- if (len <= 0) {
- if (len == 0)
- return 0;
- goto full_len;
- }
- if (len >= LONGBITS) {
- full_len:
- if (b >= 0) {
- b %= LONGBITS;
- return (integer)(x << b | x >> LONGBITS -b );
- }
- b = -b;
- b %= LONGBITS;
- return (integer)(x << LONGBITS - b | x >> b);
- }
- y = z = (unsigned long)-1;
- y <<= len;
- z &= ~y;
- y &= x;
- x &= z;
- if (b >= 0) {
- b %= len;
- return (integer)(y | z & (x << b | x >> len - b));
- }
- b = -b;
- b %= len;
- return (integer)(y | z & (x >> b | x << len - b));
- }