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YJIT should die if we compile on Aarch64 with no instruction cache clear available (#6380)

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YJIT should die if we compile on ARM64 with no icache clear available
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Noah Gibbs 2022-09-15 15:14:27 +01:00 committed by GitHub
parent 64a020324d
commit cc7f6fe734
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Notes: git 2022-09-15 23:14:50 +09:00 
Merged-By: maximecb <maximecb@ruby-lang.org>
1 changed files with 2 additions and 0 deletions
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yjit.c
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@ -89,6 +89,8 @@ rb_yjit_icache_invalidate(void *start, void *end)
// On Darwin it's the same as calling sys_icache_invalidate(). // On Darwin it's the same as calling sys_icache_invalidate().
#ifdef __GNUC__ #ifdef __GNUC__
__builtin___clear_cache(start, end); __builtin___clear_cache(start, end);
#elif defined(__aarch64__)
#error No instruction cache clear available with this compiler on Aarch64!
#endif #endif
} }