Module: xenomai-forge
Branch: master
Commit: a8a4da11565ad21ae5301f986e62560baee88cdd
URL:
http://git.xenomai.org/?p=xenomai-forge.git;a=commit;h=a8a4da11565ad21ae5301f986e62560baee88cdd
Author: Jan Kiszka <jan.kis...@siemens.com>
Date: Thu Oct 24 18:22:32 2013 +0100
cobalt/x86: Remove bogus test for x86-32 around xsave assembly
We catch 32 vs. 64 already via XSAVE_PREFIX/SUFFIX. Rather, this
additional condition breaks x86-32 build for old binutils.
Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
kernel/cobalt/arch/x86/thread.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/cobalt/arch/x86/thread.c b/kernel/cobalt/arch/x86/thread.c
index 24363df..d7fba09 100644
--- a/kernel/cobalt/arch/x86/thread.c
+++ b/kernel/cobalt/arch/x86/thread.c
@@ -157,7 +157,7 @@ static inline void __do_save_i387(x86_fpustate *fpup)
{
#ifdef cpu_has_xsave
if (cpu_has_xsave) {
-#if defined(CONFIG_AS_AVX) || defined CONFIG_X86_32
+#ifdef CONFIG_AS_AVX
__asm__ __volatile__("xsave" XSAVE_SUFFIX " %0"
: "=m" (fpup->xsave) : "a" (-1), "d" (-1)
: "memory");
@@ -190,7 +190,7 @@ static inline void __do_restore_i387(x86_fpustate *fpup)
{
#ifdef cpu_has_xsave
if (cpu_has_xsave) {
-#if defined(CONFIG_AS_AVX) || defined CONFIG_X86_32
+#ifdef CONFIG_AS_AVX
__asm__ __volatile__("xrstor" XSAVE_SUFFIX " %0"
: : "m" (fpup->xsave), "a" (-1), "d" (-1)
: "memory");
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