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| author | David S. Miller <davem@davemloft.net> | 2012-05-11 13:58:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-05-11 13:58:41 -0700 |
| commit | 842b81d6113b45c9a10a93dd8415639c414df946 (patch) | |
| tree | 18668c734d4243b1e721637ab160f9420f18c7ff /sysdeps/sparc/fpu | |
| parent | 1cf463cd4e499488cbea70c50939d22b6ffc045f (diff) | |
| download | glibc-842b81d6113b45c9a10a93dd8415639c414df946.tar.gz glibc-842b81d6113b45c9a10a93dd8415639c414df946.tar.xz glibc-842b81d6113b45c9a10a93dd8415639c414df946.zip | |
Mark sparc %fsr load and store inline asms as volatile.
* sysdeps/sparc/fpu/bits/fenv.h (__fenv_stfsr): Add __volatile__. * sysdeps/sparc/fpu/fpu_control.h (_FPU_GETCW): Likewise. (_FPU_SETCW): Likewise.
Diffstat (limited to 'sysdeps/sparc/fpu')
| -rw-r--r-- | sysdeps/sparc/fpu/bits/fenv.h | 4 | ||||
| -rw-r--r-- | sysdeps/sparc/fpu/fpu_control.h | 8 |
2 files changed, 6 insertions, 6 deletions
diff --git a/sysdeps/sparc/fpu/bits/fenv.h b/sysdeps/sparc/fpu/bits/fenv.h index 2168de5827..0e2a9b9e63 100644 --- a/sysdeps/sparc/fpu/bits/fenv.h +++ b/sysdeps/sparc/fpu/bits/fenv.h @@ -76,9 +76,9 @@ typedef unsigned long int fenv_t; /* For internal use only: access the fp state register. */ #if __WORDSIZE == 64 -# define __fenv_stfsr(X) __asm__ ("stx %%fsr,%0" : "=m" (X)) +# define __fenv_stfsr(X) __asm__ __volatile__ ("stx %%fsr,%0" : "=m" (X)) # define __fenv_ldfsr(X) __asm__ __volatile__ ("ldx %0,%%fsr" : : "m" (X)) #else -# define __fenv_stfsr(X) __asm__ ("st %%fsr,%0" : "=m" (X)) +# define __fenv_stfsr(X) __asm__ __volatile__ ("st %%fsr,%0" : "=m" (X)) # define __fenv_ldfsr(X) __asm__ __volatile__ ("ld %0,%%fsr" : : "m" (X)) #endif diff --git a/sysdeps/sparc/fpu/fpu_control.h b/sysdeps/sparc/fpu/fpu_control.h index c8bb503735..26c08e9563 100644 --- a/sysdeps/sparc/fpu/fpu_control.h +++ b/sysdeps/sparc/fpu/fpu_control.h @@ -59,11 +59,11 @@ typedef unsigned long int fpu_control_t; #if __WORDSIZE == 64 -# define _FPU_GETCW(cw) __asm__ ("stx %%fsr,%0" : "=m" (*&cw)) -# define _FPU_SETCW(cw) __asm__ ("ldx %0,%%fsr" : : "m" (*&cw)) +# define _FPU_GETCW(cw) __asm__ __volatile__ ("stx %%fsr,%0" : "=m" (*&cw)) +# define _FPU_SETCW(cw) __asm__ __volatile__ ("ldx %0,%%fsr" : : "m" (*&cw)) #else -# define _FPU_GETCW(cw) __asm__ ("st %%fsr,%0" : "=m" (*&cw)) -# define _FPU_SETCW(cw) __asm__ ("ld %0,%%fsr" : : "m" (*&cw)) +# define _FPU_GETCW(cw) __asm__ __volatile__ ("st %%fsr,%0" : "=m" (*&cw)) +# define _FPU_SETCW(cw) __asm__ __volatile__ ("ld %0,%%fsr" : : "m" (*&cw)) #endif /* Default control word set at startup. */ |