diff options
Diffstat (limited to 'meta/recipes-core/glibc/glibc/0006-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch')
-rw-r--r-- | meta/recipes-core/glibc/glibc/0006-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/meta/recipes-core/glibc/glibc/0006-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch b/meta/recipes-core/glibc/glibc/0006-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch index 172ade8d97..56eaaed4b7 100644 --- a/meta/recipes-core/glibc/glibc/0006-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch +++ b/meta/recipes-core/glibc/glibc/0006-nativesdk-glibc-Allow-64-bit-atomics-for-x86.patch @@ -1,4 +1,4 @@ -From 19e3e45eb1838ee80af13c3d27fcff446773211e Mon Sep 17 00:00:00 2001 +From 3a94365c730d174a3c30c6d9282e6ca12d9ad091 Mon Sep 17 00:00:00 2001 From: Khem Raj <raj.khem@gmail.com> Date: Thu, 31 Dec 2015 14:35:35 -0800 Subject: [PATCH] nativesdk-glibc: Allow 64 bit atomics for x86 @@ -13,14 +13,14 @@ Signed-off-by: Juro Bystricky <juro.bystricky@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Khem Raj <raj.khem@gmail.com> --- - sysdeps/x86/atomic-machine.h | 3 +-- - 1 file changed, 1 insertion(+), 2 deletions(-) + sysdeps/x86/atomic-machine.h | 7 +------ + 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/sysdeps/x86/atomic-machine.h b/sysdeps/x86/atomic-machine.h -index 695222e4fa..9d39bfdbd5 100644 +index cfd395087b..28a937c468 100644 --- a/sysdeps/x86/atomic-machine.h +++ b/sysdeps/x86/atomic-machine.h -@@ -52,15 +52,14 @@ typedef uintmax_t uatomic_max_t; +@@ -26,19 +26,14 @@ #define LOCK_PREFIX "lock;" #define USE_ATOMIC_COMPILER_BUILTINS 1 @@ -33,6 +33,10 @@ index 695222e4fa..9d39bfdbd5 100644 # define BR_CONSTRAINT "q" # define IBR_CONSTRAINT "iq" #else +-/* Since the Pentium, i386 CPUs have supported 64-bit atomics, but the +- i386 psABI supplement provides only 4-byte alignment for uint64_t +- inside structs, so it is currently not possible to use 64-bit +- atomics on this platform. */ -# define __HAVE_64B_ATOMICS 0 # define SP_REG "esp" # define SEG_REG "gs" |