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Re: [PATCH 11/17] Move Asan instrumentation to sanopt pass


On Thu, Oct 16, 2014 at 12:40:44PM +0400, Yury Gribov wrote:
> The patch was slightly updated to take care of missing UBSan work
> (UBSAN_BOUNDS).

> Move inlining of Asan memory checks to sanopt pass.
> Change asan-instrumentation-with-call-threshold to more closely match LLVM.
> 
> 2014-10-15  Yury Gribov  <y.gribov@samsung.com>
> 
> 	Backport from mainline
> 	2014-08-11  Yury Gribov  <y.gribov@samsung.com>
> 
> 	* asan.c (asan_check_flags): New enum.
> 	(build_check_stmt_with_calls): Removed function.
> 	(build_check_stmt): Split inlining logic to
> 	asan_expand_check_ifn.
> 	(instrument_derefs): Rename parameter.
> 	(instrument_mem_region_access): Rename parameter.
> 	(instrument_strlen_call): Likewise.
> 	(asan_expand_check_ifn): New function.
> 	(asan_instrument): Remove old code.
> 	(pass_sanopt::execute): Change handling of
> 	asan-instrumentation-with-call-threshold.
> 	(asan_clear_shadow): Fix formatting.
> 	(asan_function_start): Likewise.
> 	(asan_emit_stack_protection): Likewise.
> 	* doc/invoke.texi (asan-instrumentation-with-call-threshold):
> 	Update description.
> 	* internal-fn.c (expand_ASAN_CHECK): New function.
> 	* internal-fn.def (ASAN_CHECK): New internal function.
> 	* params.def (PARAM_ASAN_INSTRUMENTATION_WITH_CALL_THRESHOLD):
> 	Update description.
> 	(PARAM_ASAN_USE_AFTER_RETURN): Likewise.
> 	* tree.c: Small comment fix.
> 
> 	* c-c++-common/asan/inc.c: Update test.
> 	* c-c++-common/asan/instrument-with-calls-2.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-1.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-2.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-3.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-4.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-5.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-6.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-7.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-8.c: Likewise.
> 	* c-c++-common/asan/no-redundant-instrumentation-9.c: Likewise.

Ok.

	Jakub


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