[AArch64,11/11] Enable -matomic-ool by default

Message ID	20180926050355.32746-12-richard.henderson@linaro.org
State	New
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of gcc-patches-return-486391-patch=linaro.org@gcc.gnu.org designates 209.132.180.131 as permitted sender) client-ip=209.132.180.131; DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id:in-reply-to:references; q=dns; s= default; b=h1ukubCHBnAXhyK+dnuf1+aV+BdmTmp57FsK9rFnOoFVb8AL2tq81 6s7Satr866aeF0IMiqOjz9tS42cJMPHVc9pNL+6XNDZTzwKJmgtsNqX43cosR+vh OrRwhLE0Tp3o5agFefvh4vuKCBUSmgaSFDhh5g61kMwcMoqPWxRXAU= Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk Sender: gcc-patches-owner@gcc.gnu.org From: rth7680@gmail.com To: gcc-patches@gcc.gnu.org Cc: ramana.radhakrishnan@arm.com, agraf@suse.de, matz@suse.de, Richard Henderson <richard.henderson@linaro.org> Subject: [PATCH, AArch64 11/11] Enable -matomic-ool by default Date: Tue, 25 Sep 2018 22:03:55 -0700 Message-Id: <20180926050355.32746-12-richard.henderson@linaro.org> In-Reply-To: <20180926050355.32746-1-richard.henderson@linaro.org> References: <20180926050355.32746-1-richard.henderson@linaro.org>
Series	LSE atomics out-of-line \| expand [AArch64,00/11] LSE atomics out-of-line [AArch64,01/11] aarch64: Simplify LSE cas generation [AArch64,02/11] aarch64: Improve cas generation [AArch64,03/11] aarch64: Improve swp generation [AArch64,04/11] aarch64: Improve atomic-op lse generation [AArch64,05/11] aarch64: Emit LSE st<op> instructions [AArch64,06/11] Add visibility to libfunc constructors [AArch64,07/11] Link static libgcc after shared libgcc for -shared-libgcc [AArch64,08/11] aarch64: Add out-of-line functions for LSE atomics [AArch64,09/11] aarch64: Implement -matomic-ool [AArch64,10/11] aarch64: Implement TImode compare-and-swap [AArch64,11/11] Enable -matomic-ool by default

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	Richard Henderson <richard.henderson@linaro.org>
Subject: [PATCH, AArch64 11/11] Enable -matomic-ool by default
Date: Tue, 25 Sep 2018 22:03:55 -0700
Message-Id: <20180926050355.32746-12-richard.henderson@linaro.org>
In-Reply-To: <20180926050355.32746-1-richard.henderson@linaro.org>
References: <20180926050355.32746-1-richard.henderson@linaro.org>

Series

LSE atomics out-of-line | expand

Commit Message

Richard Henderson Sept. 26, 2018, 5:03 a.m. UTC

From: Richard Henderson <richard.henderson@linaro.org>


Do Not Merge Upstream.
This is for agraf and his testing within SLES.
---
 gcc/common/config/aarch64/aarch64-common.c | 6 ++++--
 gcc/config/aarch64/aarch64.c               | 6 ++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

-- 
2.17.1

diff --git a/gcc/common/config/aarch64/aarch64-common.c b/gcc/common/config/aarch64/aarch64-common.c
index 292fb818705..3bd1312a3f8 100644
--- a/gcc/common/config/aarch64/aarch64-common.c
+++ b/gcc/common/config/aarch64/aarch64-common.c
@@ -31,9 +31,11 @@ 
 #include "flags.h"
 #include "diagnostic.h"
 
-#ifdef  TARGET_BIG_ENDIAN_DEFAULT
 #undef  TARGET_DEFAULT_TARGET_FLAGS
-#define TARGET_DEFAULT_TARGET_FLAGS (MASK_BIG_END)
+#ifdef  TARGET_BIG_ENDIAN_DEFAULT
+#define TARGET_DEFAULT_TARGET_FLAGS (MASK_BIG_END | MASK_ATOMIC_OOL)
+#else
+#define TARGET_DEFAULT_TARGET_FLAGS (MASK_ATOMIC_OOL)
 #endif
 
 #undef  TARGET_HANDLE_OPTION
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index eca47784730..d2aa9bad5a4 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -17611,9 +17611,11 @@  aarch64_run_selftests (void)
 #undef TARGET_C_MODE_FOR_SUFFIX
 #define TARGET_C_MODE_FOR_SUFFIX aarch64_c_mode_for_suffix
 
-#ifdef TARGET_BIG_ENDIAN_DEFAULT
 #undef  TARGET_DEFAULT_TARGET_FLAGS
-#define TARGET_DEFAULT_TARGET_FLAGS (MASK_BIG_END)
+#ifdef  TARGET_BIG_ENDIAN_DEFAULT
+#define TARGET_DEFAULT_TARGET_FLAGS (MASK_BIG_END | MASK_ATOMIC_OOL)
+#else
+#define TARGET_DEFAULT_TARGET_FLAGS (MASK_ATOMIC_OOL)
 #endif
 
 #undef TARGET_CLASS_MAX_NREGS

[AArch64,11/11] Enable -matomic-ool by default

Commit Message

Patch