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

Message ID 20180926050355.32746-12-richard.henderson@linaro.org
State New
Headers show
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(-)
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Patch

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