From: Wilco <wdijkstr@arm.com>
Date: Mon, 2 Jun 2014 11:44:21 +0000 (+0100)
Subject: [AArch64] Remove ISB after FPCR write.
X-Git-Tag: glibc-2.20~397
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a88dadbed5d7589ac7880efe62ea511844107795;p=thirdparty%2Fglibc.git

[AArch64] Remove ISB after FPCR write.
---

diff --git a/ChangeLog b/ChangeLog
index b20156cb0c4..8a55607df73 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2014-06-02  Wilco  <wdijkstr@arm.com>
+
+	* sysdeps/aarch64/fpu/fpu_control.h (_FPU_SETCW): Remove ISB after
+	FPCR write.
+
 2014-06-02  Wilco  <wdijkstr@arm.com>
 
 	[BZ #17009]
diff --git a/sysdeps/aarch64/fpu/fpu_control.h b/sysdeps/aarch64/fpu/fpu_control.h
index 6a265e89b5e..d5a890d9907 100644
--- a/sysdeps/aarch64/fpu/fpu_control.h
+++ b/sysdeps/aarch64/fpu/fpu_control.h
@@ -24,11 +24,8 @@
 #define _FPU_GETCW(fpcr) \
   __asm__ __volatile__ ("mrs	%0, fpcr" : "=r" (fpcr))
 
-#define _FPU_SETCW(fpcr)				   \
-  {							   \
-    __asm__ __volatile__ ("msr	fpcr, %0" : : "r" (fpcr)); \
-    __asm__ __volatile__ ("isb");			   \
-  }
+#define _FPU_SETCW(fpcr) \
+  __asm__ __volatile__ ("msr	fpcr, %0" : : "r" (fpcr))
 
 #define _FPU_GETFPSR(fpsr) \
   __asm__ __volatile__ ("mrs	%0, fpsr" : "=r" (fpsr))