Changeset 1266543 in mainline for softfloat/generic/comparison.c

Timestamp:

2006-02-07T00:41:18Z (19 years ago)

Author:

Josef Cejka <malyzelenyhnus@…>

Branches:

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

Children:

1a030b8

Parents:

b7e65d4

Message:

32 bit float division added.
Some small bugs fixed.
Code cleanup.

File:

• softfloat/generic/comparison.c (modified) (1 diff)

softfloat/generic/comparison.c ¶

@@ -31 +31 @@
 
 inline int isFloat32NaN(float32 f)
-{       /* NaN : exp = 0xff and nonzero mantisa */
-        return ((f.parts.exp==0xFF)&&(f.parts.mantisa));
+{       /* NaN : exp = 0xff and nonzero fraction */
+        return ((f.parts.exp==0xFF)&&(f.parts.fraction));
 };
 
 inline int isFloat64NaN(float64 d)
-{       /* NaN : exp = 0x7ff and nonzero mantisa */
-        return ((d.parts.exp==0x7FF)&&(d.parts.mantisa));
+{       /* NaN : exp = 0x7ff and nonzero fraction */
+        return ((d.parts.exp==0x7FF)&&(d.parts.fraction));
 };
 
 inline int isFloat32SigNaN(float32 f)
-{       /* SigNaN : exp = 0xff mantisa = 0xxxxx..x (binary), where at least one x is nonzero */
-        return ((f.parts.exp==0xFF)&&(f.parts.mantisa<0x400000)&&(f.parts.mantisa));
+{       /* SigNaN : exp = 0xff fraction = 0xxxxx..x (binary), where at least one x is nonzero */
+        return ((f.parts.exp==0xFF)&&(f.parts.fraction<0x400000)&&(f.parts.fraction));
 };
 
 inline int isFloat64SigNaN(float64 d)
-{       /* SigNaN : exp = 0x7ff mantisa = 0xxxxx..x (binary), where at least one x is nonzero */
-        return ((d.parts.exp==0x7FF)&&(d.parts.mantisa)&&(d.parts.mantisa<0x8000000000000ll));
+{       /* SigNaN : exp = 0x7ff fraction = 0xxxxx..x (binary), where at least one x is nonzero */
+        return ((d.parts.exp==0x7FF)&&(d.parts.fraction)&&(d.parts.fraction<0x8000000000000ll));
 };
 
 inline int isFloat32Infinity(float32 f) 
 {
-        return ((f.parts.exp==0xFF)&&(f.parts.mantisa==0x0));
+        return ((f.parts.exp==0xFF)&&(f.parts.fraction==0x0));
 };
 
 inline int isFloat64Infinity(float64 d) 
 {
-        return ((d.parts.exp==0x7FF)&&(d.parts.mantisa==0x0));
+        return ((d.parts.exp==0x7FF)&&(d.parts.fraction==0x0));
 };