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authorUlrich Drepper <drepper@redhat.com>2009-03-10 04:47:30 +0000
committerUlrich Drepper <drepper@redhat.com>2009-03-10 04:47:30 +0000
commit1454da21955742494232aa8b34c5e238263ad37a (patch)
treea04d6ce06e12e2d8a36208b7b1125346eeeb787a /sysdeps/powerpc/fpu/fenv_libc.h
parentbddec78c7b827fde3f086f6a576237508f7099b0 (diff)
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* sysdeps/unix/sysv/linux/powerpc/powerpc64/setcontext.S: Use
	.machine push; .machine "power6" and .machine pop around mtfsf
	insns outside of _ARCH_PWR6 define.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/swapcontext.S: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S:
	Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S:
	Likewise.
	* sysdeps/powerpc/fpu/tst-setcontext-fpscr.c (_SET_DI_FPSCR): Likewise.
	* sysdeps/powerpc/fpu/fenv_libc.h (fesetenv_register,
	relax_fenv_state): Likewise.
Diffstat (limited to 'sysdeps/powerpc/fpu/fenv_libc.h')
-rw-r--r--sysdeps/powerpc/fpu/fenv_libc.h12
1 files changed, 8 insertions, 4 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)