<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">From ff326078125a8b600564ba0133cf4c785249fafc Mon Sep 17 00:00:00 2001
From: ygribov &lt;ygribov@138bc75d-0d04-0410-961f-82ee72b054a4&gt;
Date: Mon, 11 Aug 2014 06:12:12 +0000
Subject: Move inlining of Asan memory checks to sanopt pass. Change
 asan-instrumentation-with-call-threshold to more closely match LLVM.

2014-08-11  Yury Gribov  &lt;y.gribov@samsung.com&gt;

gcc/
	* 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.

gcc/testsuite/
	* 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.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@213807 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/internal-fn.def | 1 +
 1 file changed, 1 insertion(+)

(limited to 'gcc/internal-fn.def')

diff --git a/gcc/internal-fn.def b/gcc/internal-fn.def
index 9857542c7f1..7ae60f31c62 100644
--- a/gcc/internal-fn.def
+++ b/gcc/internal-fn.def
@@ -55,3 +55,4 @@ DEF_INTERNAL_FN (UBSAN_CHECK_SUB, ECF_CONST | ECF_LEAF | ECF_NOTHROW, NULL)
 DEF_INTERNAL_FN (UBSAN_CHECK_MUL, ECF_CONST | ECF_LEAF | ECF_NOTHROW, NULL)
 DEF_INTERNAL_FN (ABNORMAL_DISPATCHER, ECF_NORETURN, NULL)
 DEF_INTERNAL_FN (BUILTIN_EXPECT, ECF_CONST | ECF_LEAF | ECF_NOTHROW, NULL)
+DEF_INTERNAL_FN (ASAN_CHECK, ECF_TM_PURE | ECF_LEAF | ECF_NOTHROW, ".W..")
-- 
cgit v1.2.1

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