[src/trunk]: src/libexec/ld.elf_so Disable use of various X86 extensions sinc...

[joerg <joerg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/4687f0405834
branches:  trunk
changeset: 765184:4687f0405834
user:      joerg <joerg%NetBSD.org@localhost>
date:      Fri May 20 22:22:44 2011 +0000

description:
Disable use of various X86 extensions since _rtld_bind_start doesn't
save the necessary registers.

diffstat:

 libexec/ld.elf_so/Makefile |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (20 lines):

diff -r dab32fa3d4a0 -r 4687f0405834 libexec/ld.elf_so/Makefile
--- a/libexec/ld.elf_so/Makefile        Fri May 20 22:21:32 2011 +0000
+++ b/libexec/ld.elf_so/Makefile        Fri May 20 22:22:44 2011 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: Makefile,v 1.104 2011/05/20 22:21:32 joerg Exp $
+#      $NetBSD: Makefile,v 1.105 2011/05/20 22:22:44 joerg Exp $
 #
 # NOTE: when changing ld.so, ensure that ldd still compiles.
 #
@@ -93,6 +93,10 @@
 #DBG=          -g
 DBG=           -O3 -fomit-frame-pointer
 
+.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64"
+DBG+=          -mno-3dnow -mno-mmx -mno-sse -mno-sse2 -mno-sse3
+.endif
+
 .if ${SHLIBDIR} != ${LIBDIR}
 CPPFLAGS+=     -DRTLD_DEFAULT_LIBRARY_PATH=\"${SHLIBDIR}:${LIBDIR}\"
 .endif