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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2006-09-20 09:58:20 -0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2006-09-20 09:58:20 -0400
commitde1a3f1ce6c4c3b2b14cf9157a22d6b4c64f708e (patch)
treedcda907cb6bb49ddbbaa1ac70108188da7f38a9d /include/asm-s390
parente478bec0ba0a83a48a0f6982934b6de079e7e6b3 (diff)
[S390] EX_TABLE macro.
Add EX_TABLE helper macro to simplify creation of inline assembly exception table entries. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-s390')
-rw-r--r--include/asm-s390/processor.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h
index 5b71d3731723..a3a4e5fd30d7 100644
--- a/include/asm-s390/processor.h
+++ b/include/asm-s390/processor.h
@@ -339,4 +339,21 @@ int unregister_idle_notifier(struct notifier_block *nb);
339 339
340#endif 340#endif
341 341
342/*
343 * Helper macro for exception table entries
344 */
345#ifndef __s390x__
346#define EX_TABLE(_fault,_target) \
347 ".section __ex_table,\"a\"\n" \
348 " .align 4\n" \
349 " .long " #_fault "," #_target "\n" \
350 ".previous\n"
351#else
352#define EX_TABLE(_fault,_target) \
353 ".section __ex_table,\"a\"\n" \
354 " .align 8\n" \
355 " .quad " #_fault "," #_target "\n" \
356 ".previous\n"
357#endif
358
342#endif /* __ASM_S390_PROCESSOR_H */ 359#endif /* __ASM_S390_PROCESSOR_H */