MIPS: math-emu: Remove unused ieee754sp_bestnan() and ieee754dp_bestnan().

Both are unused since lmo commit fdffbafbb38723618626c70ffdc6ff9175cdffa2
[Lots of FPU bug fixes from Kjeld Borch Egevang.]
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/math-emu/ieee754dp.c

@@ -89,18 +89,6 @@ union ieee754dp __cold ieee754dp_nanxcpt(union ieee754dp r, const char *op, ...)
 	return ax.rv.dp;
 }
 
-union ieee754dp ieee754dp_bestnan(union ieee754dp x, union ieee754dp y)
-{
-	assert(ieee754dp_isnan(x));
-	assert(ieee754dp_isnan(y));
-
-	if (DPMANT(x) > DPMANT(y))
-		return x;
-	else
-		return y;
-}
-
-
 static u64 get_rounding(int sn, u64 xm)
 {
 	/* inexact must round of 3 bits

arch/mips/math-emu/ieee754dp.h

@@ -86,7 +86,6 @@ extern int __cold ieee754si_xcpt(int, const char *, ...);
 extern s64 __cold ieee754di_xcpt(s64, const char *, ...);
 extern union ieee754dp __cold ieee754dp_xcpt(union ieee754dp, const char *, ...);
 extern union ieee754dp __cold ieee754dp_nanxcpt(union ieee754dp, const char *, ...);
-extern union ieee754dp ieee754dp_bestnan(union ieee754dp, union ieee754dp);
 extern union ieee754dp ieee754dp_format(int, int, u64);
 
 

arch/mips/math-emu/ieee754sp.c

@@ -90,18 +90,6 @@ union ieee754sp __cold ieee754sp_nanxcpt(union ieee754sp r, const char *op, ...)
 	return ax.rv.sp;
 }
 
-union ieee754sp ieee754sp_bestnan(union ieee754sp x, union ieee754sp y)
-{
-	assert(ieee754sp_isnan(x));
-	assert(ieee754sp_isnan(y));
-
-	if (SPMANT(x) > SPMANT(y))
-		return x;
-	else
-		return y;
-}
-
-
 static unsigned get_rounding(int sn, unsigned xm)
 {
 	/* inexact must round of 3 bits

arch/mips/math-emu/ieee754sp.h

@@ -92,7 +92,6 @@ extern int __cold ieee754si_xcpt(int, const char *, ...);
 extern s64 __cold ieee754di_xcpt(s64, const char *, ...);
 extern union ieee754sp __cold ieee754sp_xcpt(union ieee754sp, const char *, ...);
 extern union ieee754sp __cold ieee754sp_nanxcpt(union ieee754sp, const char *, ...);
-extern union ieee754sp ieee754sp_bestnan(union ieee754sp, union ieee754sp);
 extern union ieee754sp ieee754sp_format(int, int, unsigned);