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authorUlrich Drepper <drepper@redhat.com>1998-09-20 09:48:01 +0000
committerUlrich Drepper <drepper@redhat.com>1998-09-20 09:48:01 +0000
commita0780919b48b7b966822f3513edd6cf131ad3d8d (patch)
tree4fbadfbb73b113800da2fd1b21ac45ce1fe41862 /sysdeps/generic/dl-sysdep.c
parentc53a89d434f518f99d5168e9c8693ac63777042a (diff)
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Update.
1998-09-20 09:37  Ulrich Drepper  <drepper@cygnus.com>

	* elf/Versions [GLIBC_2.1] (libc): Add __fpu_control.
	* elf/elf.h: Add AT_FPUCW.
	* elf/Makefile (dl-routines): Add fpu_control.
	(elide-routines.os): Add fpu_control.
	(rtld-routines): Add fpu_control.
	* math/Makefile (aux): Remove fpu_control.
	* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): Handle AT_FPUCW.
	(_dl_show_auxv): Likewise.
	* sysdeps/unix/sysv/linux/init-first.c (init): Use __setfpucw only
	if different from OS default.

	* stdio-common/tstscanf.c: Add test case for (nil).
Diffstat (limited to 'sysdeps/generic/dl-sysdep.c')
-rw-r--r--sysdeps/generic/dl-sysdep.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c
index 15f85550fe..120f362e75 100644
--- a/sysdeps/generic/dl-sysdep.c
+++ b/sysdeps/generic/dl-sysdep.c
@@ -28,6 +28,7 @@
 #include <sys/mman.h>
 #include <elf/ldsodefs.h>
 #include <stdio-common/_itoa.h>
+#include <fpu_control.h>
 
 #include <entry.h>
 #include <dl-machine.h>
@@ -126,6 +127,9 @@ _dl_sysdep_start (void **start_argptr,
       case AT_HWCAP:
 	_dl_hwcap = av->a_un.a_val;
 	break;
+      case AT_FPUCW:
+	__fpu_control = av->a_un.a_val;
+	break;
       }
 
   /* Linux doesn't provide us with any of these values on the stack
@@ -249,6 +253,12 @@ _dl_show_auxv (void)
 					  16, 0),
 			      "\n", NULL);
 	break;
+      case AT_FPUCW:
+	_dl_sysdep_message ("AT_FPUCW:     ",
+			    _itoa_word (av->a_un.a_val, buf + sizeof buf - 1,
+					10, 0),
+			    "\n", NULL);
+	break;
       }
 }