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2008-05-12 Aurelien Jarno <aurelien@aurel32.net>

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[BZ #6506]
	* sysdeps/hppa/fpu/fesetenv.c: bufptr is always read, temp is
	read while writing back status word.
This commit is contained in:
Carlos O'Donell 2008-05-12 12:09:21 +00:00
parent 098cab74db
commit 601352feab
2 changed files with 8 additions and 2 deletions
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6
ChangeLog.hppa
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@ -1,3 +1,9 @@
2008-05-12 Aurelien Jarno <aurelien@aurel32.net>
[BZ #6506]
* sysdeps/hppa/fpu/fesetenv.c: bufptr is always read, temp is
read while writing back status word.
2008-04-21 Daniel Jacobowitz <dan@codesourcery.com> 2008-04-21 Daniel Jacobowitz <dan@codesourcery.com>
* sysdeps/unix/sysv/linux/hppa/bits/shm.h: Fix comment describing * sysdeps/unix/sysv/linux/hppa/bits/shm.h: Fix comment describing

4
sysdeps/hppa/fpu/fesetenv.c
View File

@ -35,7 +35,7 @@ fesetenv (const fenv_t *envp)
bufptr = temp.buf; bufptr = temp.buf;
__asm__ ( __asm__ (
"fstd,ma %%fr0,8(%1)\n" "fstd,ma %%fr0,8(%1)\n"
: "=m" (temp), "+r" (bufptr) : : "%r0"); : "=m" (temp) : "r" (bufptr) : "%r0");
temp.env.__status_word &= ~(FE_ALL_EXCEPT temp.env.__status_word &= ~(FE_ALL_EXCEPT
| (FE_ALL_EXCEPT << 27) | (FE_ALL_EXCEPT << 27)
@ -56,7 +56,7 @@ fesetenv (const fenv_t *envp)
is loaded last and T-Bit is enabled. */ is loaded last and T-Bit is enabled. */
__asm__ ( __asm__ (
"fldd,mb -8(%1),%%fr0\n" "fldd,mb -8(%1),%%fr0\n"
: "=m" (temp), "+r" (bufptr) : : "%r0" ); : : "m" (temp), "r" (bufptr) : "%r0" );
/* Success. */ /* Success. */
return 0; return 0;