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[S390] EX_TABLE macro.

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Add EX_TABLE helper macro to simplify creation of inline assembly
exception table entries.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Martin Schwidefsky
2006-09-20 15:58:20 +02:00
parent e478bec0ba
commit de1a3f1ce6
1 changed files with 17 additions and 0 deletions
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17
include/asm-s390/processor.h
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@@ -339,4 +339,21 @@ int unregister_idle_notifier(struct notifier_block *nb);
#endif #endif
/*
* Helper macro for exception table entries
*/
#ifndef __s390x__
#define EX_TABLE(_fault,_target) \
".section __ex_table,\"a\"\n" \
" .align 4\n" \
" .long " #_fault "," #_target "\n" \
".previous\n"
#else
#define EX_TABLE(_fault,_target) \
".section __ex_table,\"a\"\n" \
" .align 8\n" \
" .quad " #_fault "," #_target "\n" \
".previous\n"
#endif
#endif /* __ASM_S390_PROCESSOR_H */ #endif /* __ASM_S390_PROCESSOR_H */