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tcg-s390: Icache flush is a no-op. 

Before gcc 4.2, __builtin___clear_cache doesn't exist, and
afterward the gcc s390 backend implements it as nothing.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Richard Henderson 2010-06-04 12:14:13 -07:00 committed by Aurelien Jarno
parent dc397ca35e
commit 1bcaae666f
1 changed files with 0 additions and 5 deletions
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5
tcg/s390/tcg-target.h
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@ -94,9 +94,4 @@ enum {
static inline void flush_icache_range(unsigned long start, unsigned long stop) static inline void flush_icache_range(unsigned long start, unsigned long stop)
{ {
#if QEMU_GNUC_PREREQ(4, 1)
__builtin___clear_cache((char *) start, (char *) stop);
#else
#error not implemented
#endif
} }