libsanitizer merge from upstream r208536
Jakub Jelinek
jakub@redhat.com
Thu May 22 18:24:00 GMT 2014
On Thu, May 22, 2014 at 04:07:38PM +0200, Jakub Jelinek wrote:
> 2014-05-22 Jakub Jelinek <jakub@redhat.com>
>
> * sanitizer.def (BUILT_IN_ASAN_REPORT_LOAD_N,
> BUILT_IN_ASAN_REPORT_STORE_N): New.
> * asan.c (struct asan_mem_ref): Change access_size type to
> HOST_WIDE_INT.
> (asan_mem_ref_init, asan_mem_ref_new, get_mem_refs_of_builtin_call,
> update_mem_ref_hash_table): Likewise.
> (asan_mem_ref_hasher::hash): Hash in a HWI.
> (report_error_func): Change size_in_bytes argument to HWI.
> Use *_N builtins if size_in_bytes is larger than 16 or not power of
> two.
> (build_shadow_mem_access): New function.
> (build_check_stmt): Use it. Change size_in_bytes argument to HWI.
> Handle size_in_bytes not power of two or larger than 16.
> (instrument_derefs): Don't give up if size_in_bytes is not
> power of two or is larger than 16.
Both patches bootstrapped/regtested on x86_64-linux and i686-linux
successfully, ok for trunk for both?
Jakub
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