Remove trailing whitespace.

soft-fp/op-4.h

@@ -81,7 +81,7 @@
   } while (0)
 
 
-/* Right shift with sticky-lsb. 
+/* Right shift with sticky-lsb.
  * What this actually means is that we do a standard right-shift,
  * but that if any of the bits that fall off the right hand side
  * were one then we always set the LSbit.
@@ -435,7 +435,7 @@
  * We have just one right now, maybe Newton approximation
  * should be added for those machines where division is fast.
  */
- 
+
 #define _FP_SQRT_MEAT_4(R, S, T, X, q)				\
   do {								\
     while (q)							\
@@ -516,7 +516,7 @@
 
 
 /*
- * Internals 
+ * Internals
  */
 
 #define __FP_FRAC_SET_4(X,I3,I2,I1,I0)					\
@@ -618,9 +618,9 @@
 /* Convert FP values between word sizes. This appears to be more
  * complicated than I'd have expected it to be, so these might be
  * wrong... These macros are in any case somewhat bogus because they
- * use information about what various FRAC_n variables look like 
+ * use information about what various FRAC_n variables look like
  * internally [eg, that 2 word vars are X_f0 and x_f1]. But so do
- * the ones in op-2.h and op-1.h. 
+ * the ones in op-2.h and op-1.h.
  */
 #define _FP_FRAC_COPY_1_4(D, S)		(D##_f = S##_f[0])
 
@@ -630,7 +630,7 @@ do {						\
   D##_f1 = S##_f[1];				\
 } while (0)
 
-/* Assembly/disassembly for converting to/from integral types.  
+/* Assembly/disassembly for converting to/from integral types.
  * No shifting or overflow handled here.
  */
 /* Put the FP value X into r, which is an integer of size rsize. */