Changeset 88a0f58 in mainline

Timestamp:

2014-04-24T06:47:15Z (10 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

566da7f8

Parents:

787510d

Message:

Another link-time-optimization fix

File:

• kernel/genarch/include/genarch/softint/division.h (modified) (2 diffs)

kernel/genarch/include/genarch/softint/division.h

@@ -36 +36 @@
 #define KERN_DIVISION_H_
 
+#include <cc.h>
+
+#ifdef CONFIG_LTO
+#define DO_NOT_DISCARD ATTRIBUTE_USED
+#else
+#define DO_NOT_DISCARD
+#endif
+
 extern int __divsi3(int, int);
 extern long long __divdi3(long long, long long);
 
 extern unsigned int __udivsi3(unsigned int, unsigned int);
-extern unsigned long long __udivdi3(unsigned long long, unsigned long long);
+extern unsigned long long __udivdi3(unsigned long long, unsigned long long) DO_NOT_DISCARD;
 
 extern int __modsi3(int, int);
@@ -46 +54 @@
 
 extern unsigned int __umodsi3(unsigned int, unsigned int);
-extern unsigned long long __umoddi3(unsigned long long, unsigned long long);
+extern unsigned long long __umoddi3(unsigned long long, unsigned long long) DO_NOT_DISCARD;
 
 extern int __divmodsi3(int, int, int *);