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Prevent starting JIT on AArch64 with buffuer aize above 128M

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B and BL instructions are limited by 128M offset
This commit is contained in:
Dmitry Stogov
2023-10-31 21:42:25 +03:00
parent 93d5c0e946
commit 2782577c4f
1 changed files with 9 additions and 0 deletions
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9
ext/opcache/jit/zend_jit.c
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@@ -3369,6 +3369,15 @@ ZEND_EXT_API int zend_jit_check_support(void)
}
}
#if defined(IR_TARGET_AARCH64)
if (JIT_G(buffer_size) > 128*1024*1024) {
zend_error(E_WARNING, "JIT on AArch64 doesn't support opcache.jit_buffer_size above 128M.");
JIT_G(enabled) = 0;
JIT_G(on) = 0;
return FAILURE;
}
#endif
return SUCCESS;
}