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/ieee754.c b/arch/mips/math-emu/ieee754.c
index 0015cf1..e7c314c 100644
--- a/arch/mips/math-emu/ieee754.c
+++ b/arch/mips/math-emu/ieee754.c
@@ -28,6 +28,7 @@
* ########################################################################
*/
+#include <linux/compiler.h>
#include "ieee754int.h"
#include "ieee754sp.h"
@@ -96,7 +97,7 @@
};
-int ieee754si_xcpt(int r, const char *op, ...)
+int __cold ieee754si_xcpt(int r, const char *op, ...)
{
struct ieee754xctx ax;
@@ -111,7 +112,7 @@
return ax.rv.si;
}
-s64 ieee754di_xcpt(s64 r, const char *op, ...)
+s64 __cold ieee754di_xcpt(s64 r, const char *op, ...)
{
struct ieee754xctx ax;
diff --git a/arch/mips/math-emu/ieee754.h b/arch/mips/math-emu/ieee754.h
index fe61d16..967831e 100644
--- a/arch/mips/math-emu/ieee754.h
+++ b/arch/mips/math-emu/ieee754.h
@@ -24,6 +24,7 @@
#ifndef __ARCH_MIPS_MATH_EMU_IEEE754_H
#define __ARCH_MIPS_MATH_EMU_IEEE754_H
+#include <linux/compiler.h>
#include <asm/byteorder.h>
#include <linux/types.h>
#include <linux/sched.h>
@@ -421,7 +422,7 @@
#define IEEE754_RT_SI 3
#define IEEE754_RT_DI 4
-extern void ieee754_xcpt(struct ieee754xctx *xcp);
+extern void __cold ieee754_xcpt(struct ieee754xctx *xcp);
/* compat */
#define ieee754dp_fix(x) ieee754dp_tint(x)
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;
diff --git a/arch/mips/math-emu/ieee754dp.h b/arch/mips/math-emu/ieee754dp.h
index f139c72..ce2af5b 100644
--- a/arch/mips/math-emu/ieee754dp.h
+++ b/arch/mips/math-emu/ieee754dp.h
@@ -24,6 +24,7 @@
* ########################################################################
*/
+#include <linux/compiler.h>
#include "ieee754int.h"
@@ -62,10 +63,10 @@
extern int ieee754dp_isnan(ieee754dp);
extern int ieee754dp_issnan(ieee754dp);
-extern int ieee754si_xcpt(int, const char *, ...);
-extern s64 ieee754di_xcpt(s64, const char *, ...);
-extern ieee754dp ieee754dp_xcpt(ieee754dp, const char *, ...);
-extern ieee754dp ieee754dp_nanxcpt(ieee754dp, const char *, ...);
+extern int __cold ieee754si_xcpt(int, const char *, ...);
+extern s64 __cold ieee754di_xcpt(s64, const char *, ...);
+extern ieee754dp __cold ieee754dp_xcpt(ieee754dp, const char *, ...);
+extern ieee754dp __cold ieee754dp_nanxcpt(ieee754dp, const char *, ...);
extern ieee754dp ieee754dp_bestnan(ieee754dp, ieee754dp);
extern ieee754dp ieee754dp_format(int, int, u64);
diff --git a/arch/mips/math-emu/ieee754sp.c b/arch/mips/math-emu/ieee754sp.c
index 15d1e36..dd3ecd6 100644
--- a/arch/mips/math-emu/ieee754sp.c
+++ b/arch/mips/math-emu/ieee754sp.c
@@ -23,6 +23,7 @@
* ########################################################################
*/
+#include <linux/compiler.h>
#include "ieee754sp.h"
@@ -45,7 +46,7 @@
}
-ieee754sp ieee754sp_xcpt(ieee754sp r, const char *op, ...)
+ieee754sp __cold ieee754sp_xcpt(ieee754sp r, const char *op, ...)
{
struct ieee754xctx ax;
@@ -61,7 +62,7 @@
return ax.rv.sp;
}
-ieee754sp ieee754sp_nanxcpt(ieee754sp r, const char *op, ...)
+ieee754sp __cold ieee754sp_nanxcpt(ieee754sp r, const char *op, ...)
{
struct ieee754xctx ax;
diff --git a/arch/mips/math-emu/ieee754sp.h b/arch/mips/math-emu/ieee754sp.h
index 754fd54..e3933be 100644
--- a/arch/mips/math-emu/ieee754sp.h
+++ b/arch/mips/math-emu/ieee754sp.h
@@ -24,6 +24,7 @@
* ########################################################################
*/
+#include <linux/compiler.h>
#include "ieee754int.h"
@@ -68,10 +69,10 @@
extern int ieee754sp_isnan(ieee754sp);
extern int ieee754sp_issnan(ieee754sp);
-extern int ieee754si_xcpt(int, const char *, ...);
-extern s64 ieee754di_xcpt(s64, const char *, ...);
-extern ieee754sp ieee754sp_xcpt(ieee754sp, const char *, ...);
-extern ieee754sp ieee754sp_nanxcpt(ieee754sp, const char *, ...);
+extern int __cold ieee754si_xcpt(int, const char *, ...);
+extern s64 __cold ieee754di_xcpt(s64, const char *, ...);
+extern ieee754sp __cold ieee754sp_xcpt(ieee754sp, const char *, ...);
+extern ieee754sp __cold ieee754sp_nanxcpt(ieee754sp, const char *, ...);
extern ieee754sp ieee754sp_bestnan(ieee754sp, ieee754sp);
extern ieee754sp ieee754sp_format(int, int, unsigned);
diff --git a/arch/mips/math-emu/ieee754xcpt.c b/arch/mips/math-emu/ieee754xcpt.c
index 9671671..005bbb1 100644
--- a/arch/mips/math-emu/ieee754xcpt.c
+++ b/arch/mips/math-emu/ieee754xcpt.c
@@ -28,6 +28,7 @@
* Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved.
*************************************************************************/
+#include <linux/compiler.h>
#include <linux/kernel.h>
#include "ieee754.h"
@@ -40,7 +41,7 @@
"sp", "dp", "xp", "si", "di"
};
-void ieee754_xcpt(struct ieee754xctx *xcp)
+void __cold ieee754_xcpt(struct ieee754xctx *xcp)
{
printk(KERN_DEBUG "floating point exception in \"%s\", type=%s\n",
xcp->op, rtnames[xcp->rt]);