diff options
Diffstat (limited to 'meta/recipes-core/glibc/glibc/0004-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch')
-rw-r--r-- | meta/recipes-core/glibc/glibc/0004-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/meta/recipes-core/glibc/glibc/0004-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch b/meta/recipes-core/glibc/glibc/0004-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch index 1ae2e33b4f..d6c9aac69d 100644 --- a/meta/recipes-core/glibc/glibc/0004-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch +++ b/meta/recipes-core/glibc/glibc/0004-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch | |||
@@ -1,7 +1,7 @@ | |||
1 | From a237553ccd15276462be2023057a017fa8ee5d7c Mon Sep 17 00:00:00 2001 | 1 | From ff0f4756f1a98202726c65745aca38354864e033 Mon Sep 17 00:00:00 2001 |
2 | From: Khem Raj <raj.khem@gmail.com> | 2 | From: Khem Raj <raj.khem@gmail.com> |
3 | Date: Thu, 31 Dec 2015 14:35:35 -0800 | 3 | Date: Thu, 31 Dec 2015 14:35:35 -0800 |
4 | Subject: [PATCH] nativesdk-glibc: Allow 64 bit atomics for x86 | 4 | Subject: [PATCH 04/30] nativesdk-glibc: Allow 64 bit atomics for x86 |
5 | 5 | ||
6 | The fix consist of allowing 64bit atomic ops for x86. | 6 | The fix consist of allowing 64bit atomic ops for x86. |
7 | This should be safe for i586 and newer CPUs. | 7 | This should be safe for i586 and newer CPUs. |
@@ -13,19 +13,30 @@ Signed-off-by: Juro Bystricky <juro.bystricky@intel.com> | |||
13 | Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> | 13 | Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> |
14 | Signed-off-by: Khem Raj <raj.khem@gmail.com> | 14 | Signed-off-by: Khem Raj <raj.khem@gmail.com> |
15 | --- | 15 | --- |
16 | sysdeps/i386/atomic-machine.h | 2 +- | 16 | sysdeps/x86/atomic-machine.h | 3 +-- |
17 | 1 file changed, 1 insertion(+), 1 deletion(-) | 17 | 1 file changed, 1 insertion(+), 2 deletions(-) |
18 | 18 | ||
19 | diff --git a/sysdeps/i386/atomic-machine.h b/sysdeps/i386/atomic-machine.h | 19 | diff --git a/sysdeps/x86/atomic-machine.h b/sysdeps/x86/atomic-machine.h |
20 | index 272da5dd8f..409c759f14 100644 | 20 | index aa60ca4cd6..3e42e00183 100644 |
21 | --- a/sysdeps/i386/atomic-machine.h | 21 | --- a/sysdeps/x86/atomic-machine.h |
22 | +++ b/sysdeps/i386/atomic-machine.h | 22 | +++ b/sysdeps/x86/atomic-machine.h |
23 | @@ -54,7 +54,7 @@ typedef uintmax_t uatomic_max_t; | 23 | @@ -58,15 +58,14 @@ typedef uintmax_t uatomic_max_t; |
24 | # endif | ||
25 | #endif | 24 | #endif |
26 | 25 | ||
27 | -#define __HAVE_64B_ATOMICS 0 | 26 | #define USE_ATOMIC_COMPILER_BUILTINS 1 |
28 | +#define __HAVE_64B_ATOMICS 1 | 27 | +# define __HAVE_64B_ATOMICS 1 |
29 | #define USE_ATOMIC_COMPILER_BUILTINS 0 | ||
30 | #define ATOMIC_EXCHANGE_USES_CAS 0 | ||
31 | 28 | ||
29 | #ifdef __x86_64__ | ||
30 | -# define __HAVE_64B_ATOMICS 1 | ||
31 | # define SP_REG "rsp" | ||
32 | # define SEG_REG "fs" | ||
33 | # define BR_CONSTRAINT "q" | ||
34 | # define IBR_CONSTRAINT "iq" | ||
35 | #else | ||
36 | -# define __HAVE_64B_ATOMICS 0 | ||
37 | # define SP_REG "esp" | ||
38 | # define SEG_REG "gs" | ||
39 | # define BR_CONSTRAINT "r" | ||
40 | -- | ||
41 | 2.20.1 | ||
42 | |||