Changeset e6a40ac in mainline for softfloat/generic/mul.c

Timestamp:

2006-02-10T02:40:49Z (19 years ago)

Author:

Josef Cejka <malyzelenyhnus@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

e979fea

Parents:

1a030b8

Message:

64bit float division added.
Some bugs fixed in 64bit multiplication and adding.

File:

• softfloat/generic/mul.c (modified) (3 diffs)

softfloat/generic/mul.c

@@ -330 +330 @@
         blow = b & 0xFFFFFFFF;
         
-        a <<= 32;
-        b <<= 32;
-        
-        low = (__u64)alow * blow;
+        a >>= 32;
+        b >>= 32;
+        
+        low = ((__u64)alow) * blow;
         middle1 = a * blow;
         middle2 = alow * b;
@@ -339 +339 @@
 
         middle1 += middle2;
-        high += ((__u64)(middle1 < middle2) << 32) + (middle1 >> 32);
+        high += (((__u64)(middle1 < middle2)) << 32) + (middle1 >> 32);
         middle1 <<= 32;
         low += middle1;
@@ -345 +345 @@
         *lo = low;
         *hi = high;
+        
         return;
 }