From 4a28b3ca4bc52d9a3ac0d9edb53d3de510e1b77c Mon Sep 17 00:00:00 2001 From: Anton Blanchard Date: Sat, 17 Aug 2013 18:28:55 +0930 Subject: PowerPC floating point little-endian [8 of 15] http://sourceware.org/ml/libc-alpha/2013-07/msg00199.html Corrects floating-point environment code for little-endian. * sysdeps/powerpc/fpu/fenv_libc.h (fenv_union_t): Replace int array with long long. * sysdeps/powerpc/fpu/e_sqrt.c (__slow_ieee754_sqrt): Adjust. * sysdeps/powerpc/fpu/e_sqrtf.c (__slow_ieee754_sqrtf): Adjust. * sysdeps/powerpc/fpu/fclrexcpt.c (__feclearexcept): Adjust. * sysdeps/powerpc/fpu/fedisblxcpt.c (fedisableexcept): Adjust. * sysdeps/powerpc/fpu/feenablxcpt.c (feenableexcept): Adjust. * sysdeps/powerpc/fpu/fegetexcept.c (__fegetexcept): Adjust. * sysdeps/powerpc/fpu/feholdexcpt.c (feholdexcept): Adjust. * sysdeps/powerpc/fpu/fesetenv.c (__fesetenv): Adjust. * sysdeps/powerpc/fpu/feupdateenv.c (__feupdateenv): Adjust. * sysdeps/powerpc/fpu/fgetexcptflg.c (__fegetexceptflag): Adjust. * sysdeps/powerpc/fpu/fraiseexcpt.c (__feraiseexcept): Adjust. * sysdeps/powerpc/fpu/fsetexcptflg.c (__fesetexceptflag): Adjust. * sysdeps/powerpc/fpu/ftestexcept.c (fetestexcept): Adjust. --- sysdeps/powerpc/fpu/feholdexcpt.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'sysdeps/powerpc/fpu/feholdexcpt.c') diff --git a/sysdeps/powerpc/fpu/feholdexcpt.c b/sysdeps/powerpc/fpu/feholdexcpt.c index 013d2bfbb4..0ecf0f7bc5 100644 --- a/sysdeps/powerpc/fpu/feholdexcpt.c +++ b/sysdeps/powerpc/fpu/feholdexcpt.c @@ -30,13 +30,12 @@ feholdexcept (fenv_t *envp) /* Clear everything except for the rounding modes and non-IEEE arithmetic flag. */ - new.l[1] = old.l[1] & 7; - new.l[0] = old.l[0]; + new.l = old.l & 0xffffffff00000007LL; /* If the old env had any enabled exceptions, then mask SIGFPE in the MSR FE0/FE1 bits. This may allow the FPU to run faster because it always takes the default action and can not generate SIGFPE. */ - if ((old.l[1] & _FPU_MASK_ALL) != 0) + if ((old.l & _FPU_MASK_ALL) != 0) (void)__fe_mask_env (); /* Put the new state in effect. */ -- cgit 1.4.1