Compile all files with -ffixed-g5 etc. to avoid env (%g5) corruption

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6972 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/configure b/configure
index 5c62c59..fa77937 100755
--- a/configure
+++ b/configure
@@ -498,6 +498,10 @@
                ARCH_CFLAGS="${SP_CFLAGS}"
                ARCH_LDFLAGS="${SP_LDFLAGS}"
            fi
+           ARCH_CFLAGS="$ARCH_CFLAGS -ffixed-g2 -ffixed-g3"
+           if test "$solaris" = "no" ; then
+               ARCH_CFLAGS="$ARCH_CFLAGS -ffixed-g1 -ffixed-g6"
+           fi
            ;;
     sparc64) if test -z "$sparc_cpu" ; then
                ARCH_CFLAGS="-m64 -mcpu=ultrasparc -D__sparc_v9__"
@@ -506,6 +510,11 @@
                ARCH_CFLAGS="${SP_CFLAGS}"
                ARCH_LDFLAGS="${SP_LDFLAGS}"
            fi
+           if test "$solaris" = "no" ; then
+               ARCH_CFLAGS="$ARCH_CFLAGS -ffixed-g5 -ffixed-g6 -ffixed-g7"
+           else
+               ARCH_CFLAGS="$ARCH_CFLAGS -ffixed-g1 -ffixed-g5 -ffixed-g6 -ffixed-g7"
+           fi
            ;;
     s390)
            ARCH_CFLAGS="-march=z900"