diff options
-rw-r--r-- | yjit.c | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -78,6 +78,10 @@ rb_yjit_mark_executable(void *mem_block, uint32_t mem_size) rb_bug("Couldn't make JIT page (%p, %lu bytes) executable, errno: %s\n", mem_block, (unsigned long)mem_size, strerror(errno)); } + + // Clear/invalidate the instruction cache. Compiles to nothing on x86_64 + // but required on ARM. On Darwin it's the same as calling sys_icache_invalidate(). + __builtin___clear_cache(mem_block, (char *)mem_block + mem_size); } # define PTR2NUM(x) (rb_int2inum((intptr_t)(void *)(x))) |