summaryrefslogtreecommitdiff
path: root/sysdeps/powerpc/fpu
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/powerpc/fpu')
-rw-r--r--sysdeps/powerpc/fpu/fenv_libc.h12
-rw-r--r--sysdeps/powerpc/fpu/tst-setcontext-fpscr.c6
2 files changed, 13 insertions, 5 deletions
diff --git a/sysdeps/powerpc/fpu/fenv_libc.h b/sysdeps/powerpc/fpu/fenv_libc.h
index c70f85130d..0a4a57da68 100644
--- a/sysdeps/powerpc/fpu/fenv_libc.h
+++ b/sysdeps/powerpc/fpu/fenv_libc.h
@@ -1,5 +1,5 @@
/* Internal libc stuff for floating point environment routines.
- Copyright (C) 1997, 2006, 2008 Free Software Foundation, Inc.
+ Copyright (C) 1997, 2006, 2008, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -39,7 +39,10 @@ libm_hidden_proto (__fe_nomask_env)
do { \
double d = (env); \
if(GLRO(dl_hwcap) & PPC_FEATURE_HAS_DFP) \
- asm volatile ("mtfsf 0xff,%0,1,0" : : "f" (d)); \
+ asm volatile (".machine push; " \
+ ".machine \"power6\"; " \
+ "mtfsf 0xff,%0,1,0; " \
+ ".machine pop" : : "f" (d)); \
else \
asm volatile ("mtfsf 0xff,%0" : : "f" (d)); \
} while(0)
@@ -52,8 +55,9 @@ libm_hidden_proto (__fe_nomask_env)
functions. */
#define relax_fenv_state() \
do { \
- if(GLRO(dl_hwcap) & PPC_FEATURE_HAS_DFP) \
- asm ("mtfsfi 7,0,1"); \
+ if (GLRO(dl_hwcap) & PPC_FEATURE_HAS_DFP) \
+ asm (".machine push; .machine \"power6\"; " \
+ "mtfsfi 7,0,1; .machine pop"); \
asm ("mtfsfi 7,0"); \
} while(0)
diff --git a/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c b/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c
index a15fe86fb9..e75a7f1941 100644
--- a/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c
+++ b/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c
@@ -111,7 +111,11 @@ typedef unsigned int si_fpscr_t __attribute__ ((__mode__ (__SI__)));
tmp __attribute__ ((__aligned__(8))); \
tmp.fpscr = __fpscr; \
/* Set the entire 64-bit FPSCR. */ \
- __asm__ ("lfd%U0 0,%0; mtfsf 255,0,1,0" : : "m" (tmp.d) : "fr0"); \
+ __asm__ ("lfd%U0 0,%0; " \
+ ".machine push; " \
+ ".machine \"power6\"; " \
+ "mtfsf 255,0,1,0; " \
+ ".machine pop" : : "m" (tmp.d) : "fr0"); \
tmp.d = 0; \
__asm__("lfd%U0 0,%0" : : "m" (tmp.d) : "fr0"); \
}