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[AArch64] Remove ISB after FPCR write.

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Wilco 2014-06-02 12:44:21 +01:00 committed by Marcus Shawcroft
parent c95b301101
commit a88dadbed5
2 changed files with 7 additions and 5 deletions
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5
ChangeLog
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@ -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> 2014-06-02 Wilco <wdijkstr@arm.com>
[BZ #17009] [BZ #17009]

7
sysdeps/aarch64/fpu/fpu_control.h
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@ -24,11 +24,8 @@
#define _FPU_GETCW(fpcr) \ #define _FPU_GETCW(fpcr) \
__asm__ __volatile__ ("mrs %0, fpcr" : "=r" (fpcr)) __asm__ __volatile__ ("mrs %0, fpcr" : "=r" (fpcr))
#define _FPU_SETCW(fpcr) \ #define _FPU_SETCW(fpcr) \
{ \ __asm__ __volatile__ ("msr fpcr, %0" : : "r" (fpcr))
__asm__ __volatile__ ("msr fpcr, %0" : : "r" (fpcr)); \
__asm__ __volatile__ ("isb"); \
}
#define _FPU_GETFPSR(fpsr) \ #define _FPU_GETFPSR(fpsr) \
__asm__ __volatile__ ("mrs %0, fpsr" : "=r" (fpsr)) __asm__ __volatile__ ("mrs %0, fpsr" : "=r" (fpsr))