[glibc] sparc: Use existing macros to avoid code duplication

[Adhemerval Zanella <azanella@sourceware.org>]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=3bb1350c3681c5ca330dd92500dc59fba94b37eb

commit 3bb1350c3681c5ca330dd92500dc59fba94b37eb
Author: Daniel Cederman <cederman@gaisler.com>
Date:   Mon Jan 15 15:53:44 2024 +0100

    sparc: Use existing macros to avoid code duplication
    
    Macros for using inline assembly to access the fp state register exists
    in both fenv_private.h and in fpu_control.h. Let fenv_private.h use the
    macros from fpu_control.h
    
    Signed-off-by: Daniel Cederman <cederman@gaisler.com>
    Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

Diff:
---
 sysdeps/sparc/fpu/fenv_private.h | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)

diff --git a/sysdeps/sparc/fpu/fenv_private.h b/sysdeps/sparc/fpu/fenv_private.h
index da7c7fe332..a31ba3cc7b 100644
--- a/sysdeps/sparc/fpu/fenv_private.h
+++ b/sysdeps/sparc/fpu/fenv_private.h
@@ -2,15 +2,11 @@
 #define SPARC_FENV_PRIVATE_H 1
 
 #include <fenv.h>
+#include <fpu_control.h>
 
 /* For internal use only: access the fp state register.  */
-#if __WORDSIZE == 64
-# 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__ __volatile__ ("st %%fsr,%0" : "=m" (X))
-# define __fenv_ldfsr(X)   __asm__ __volatile__ ("ld %0,%%fsr" : : "m" (X))
-#endif
+#define __fenv_stfsr(X)   _FPU_GETCW (X)
+#define __fenv_ldfsr(X)   _FPU_SETCW (X)
 
 static __always_inline void
 libc_feholdexcept (fenv_t *e)