MIPS: math-emu: Mark exception handling functions as __cold.

Optimizes the code flow and shaves of half a percent of the math-emu
code size.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/math-emu/ieee754dp.c b/arch/mips/math-emu/ieee754dp.c
index 068e56b..df59d16b 100644
--- a/arch/mips/math-emu/ieee754dp.c
+++ b/arch/mips/math-emu/ieee754dp.c
@@ -23,6 +23,7 @@
  * ########################################################################
  */
 
+#include <linux/compiler.h>
 
 #include "ieee754dp.h"
 
@@ -45,7 +46,7 @@
 }
 
 
-ieee754dp ieee754dp_xcpt(ieee754dp r, const char *op, ...)
+ieee754dp __cold ieee754dp_xcpt(ieee754dp r, const char *op, ...)
 {
 	struct ieee754xctx ax;
 	if (!TSTX())
@@ -60,7 +61,7 @@
 	return ax.rv.dp;
 }
 
-ieee754dp ieee754dp_nanxcpt(ieee754dp r, const char *op, ...)
+ieee754dp __cold ieee754dp_nanxcpt(ieee754dp r, const char *op, ...)
 {
 	struct ieee754xctx ax;