[AArch64,v2,11/11] Enable -matomic-ool by default

Message ID	20181002161915.18843-12-richard.henderson@linaro.org
State	Superseded
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of gcc-patches-return-486825-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=p8ruwJohPLyZIVUUrfcr83krStIXlgufPbIWHdx0iZ8CapLKNFWwz Ady1kte8BZoy9PqYexTgiDXEOShd9PZKHXYf+CkAaVp0z2mCRyCj6kGIw1a7g2si zN3K6cpsOhFs0KBwylsFjWtwySOF5Rezm6vHvl9LqGXBJ3t3sBK8TA= Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk Sender: gcc-patches-owner@gcc.gnu.org From: Richard Henderson <richard.henderson@linaro.org> To: gcc-patches@gcc.gnu.org Cc: ramana.radhakrishnan@arm.com, agraf@suse.de, marcus.shawcroft@arm.com, james.greenhalgh@arm.com, richard.earnshaw@arm.com Subject: [PATCH, AArch64 v2 11/11] Enable -matomic-ool by default Date: Tue, 2 Oct 2018 11:19:15 -0500 Message-Id: <20181002161915.18843-12-richard.henderson@linaro.org> In-Reply-To: <20181002161915.18843-1-richard.henderson@linaro.org> References: <20181002161915.18843-1-richard.henderson@linaro.org>
Series	LSE atomics out-of-line \| expand [AArch64,v2,00/11] LSE atomics out-of-line [AArch64,v2,01/11] aarch64: Simplify LSE cas generation [AArch64,v2,02/11] aarch64: Improve cas generation [AArch64,v2,03/11] aarch64: Improve swp generation [AArch64,v2,04/11] aarch64: Improve atomic-op lse generation [AArch64,v2,05/11] aarch64: Emit LSE st<op> instructions [AArch64,v2,06/11] Add visibility to libfunc constructors [AArch64,v2,07/11] aarch64: Add out-of-line functions for LSE atomics [AArch64,v2,08/11] aarch64: Implement -matomic-ool [AArch64,v2,09/11] aarch64: Force TImode values into even registers [AArch64,v2,10/11] aarch64: Implement TImode compare-and-swap [AArch64,v2,11/11] Enable -matomic-ool by default

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20181002161915.18843-12-richard.henderson@linaro.org

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From: Richard Henderson <richard.henderson@linaro.org>
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Cc: ramana.radhakrishnan@arm.com, agraf@suse.de, marcus.shawcroft@arm.com,
	james.greenhalgh@arm.com, richard.earnshaw@arm.com
Subject: [PATCH, AArch64 v2 11/11] Enable -matomic-ool by default
Date: Tue,  2 Oct 2018 11:19:15 -0500
Message-Id: <20181002161915.18843-12-richard.henderson@linaro.org>
In-Reply-To: <20181002161915.18843-1-richard.henderson@linaro.org>
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Series

LSE atomics out-of-line | expand

Commit Message

Richard Henderson Oct. 2, 2018, 4:19 p.m. UTC

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 ac2f055a09e..b20d8bbf19b 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -17617,9 +17617,11 @@  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,v2,11/11] Enable -matomic-ool by default

Commit Message

Patch