h8300.md (addhi3_incdec): Change the name to *addhi3_incdec.

[thirdparty/gcc.git] / gcc / configure.in

diff --git a/gcc/configure.in b/gcc/configure.in
index bd03c94be8f255068f5a87a3a4253773d816371a..a0dd7e50e64dc8b0dddd02cbd1320d451f73485e 100644 (file)
--- a/gcc/configure.in
+++ b/gcc/configure.in
@@ -265,6 +265,16 @@ AC_ARG_ENABLE(multilib,
 [], [enable_multilib=yes])
 AC_SUBST(enable_multilib)
 
+# Enable -Werror in bootstrap stage2 and later.
+# Change the default to "no" on release branches.
+AC_ARG_ENABLE(werror, 
+[  --enable-werror         enable -Werror in bootstrap stage2 and later], [],
+[enable_werror=yes])
+if test x$enable_werror = xyes ; then
+  WERROR=-Werror
+fi
+AC_SUBST(WERROR)
+
 # Enable expensive internal checks
 AC_ARG_ENABLE(checking,
 [  --enable-checking[=LIST]
@@ -486,6 +496,22 @@ AC_ARG_WITH(sysroot,
    
  TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=\"$(TARGET_SYSTEM_ROOT)\"'
  CROSS_SYSTEM_HEADER_DIR='$(TARGET_SYSTEM_ROOT)$(NATIVE_SYSTEM_HEADER_DIR)'
+
+ if test "x$exec_prefix" = xNONE; then
+  if test "x$prefix" = xNONE; then
+   test_prefix=/usr/local
+  else
+   test_prefix=$prefix
+  fi
+ else
+  test_prefix=$exec_prefix
+ fi
+ case ${TARGET_SYSTEM_ROOT} in
+ ${test_prefix}*)
+   t="$TARGET_SYSTEM_ROOT_DEFINE -DTARGET_SYSTEM_ROOT_RELOCATABLE"
+   TARGET_SYSTEM_ROOT_DEFINE="$t"
+   ;;
+ esac
 ], [
  TARGET_SYSTEM_ROOT=
  TARGET_SYSTEM_ROOT_DEFINE='-DTARGET_SYSTEM_ROOT=0'
@@ -946,6 +972,7 @@ else
                echo "  $srcdir/config/$f"
        done
 fi
+echo "Using ${out_host_hook_obj} for host machine hooks."
 
 if test "$host_xm_file" != "$build_xm_file"; then
        count=a
@@ -1026,6 +1053,8 @@ tm_file="${tm_file} defaults.h"
 tm_p_file="${tm_p_file} tm-preds.h"
 host_xm_file="auto-host.h ansidecl.h ${host_xm_file}"
 build_xm_file="${build_auto} ansidecl.h ${build_xm_file}"
+# We don't want ansidecl.h in target files, write code there in ISO/GNU C.
+# put this back in temporarily.
 xm_file="ansidecl.h ${xm_file}"
 
 # Truncate the target if necessary
@@ -1932,6 +1961,41 @@ foo:     data8   25
        tls_first_major=2
        tls_first_minor=13
        ;;
+  s390-*-*)
+    conftest_s='
+       .section ".tdata","awT",@progbits
+foo:   .long   25
+       .text
+       .long   foo@TLSGD
+       .long   foo@TLSLDM
+       .long   foo@DTPOFF
+       .long   foo@NTPOFF
+       .long   foo@GOTNTPOFF
+       .long   foo@INDNTPOFF
+       l       %r1,foo@GOTNTPOFF(%r12)
+       l       %r1,0(%r1):tls_load:foo
+       bas     %r14,0(%r1,%r13):tls_gdcall:foo
+       bas     %r14,0(%r1,%r13):tls_ldcall:foo'
+       tls_first_major=2
+       tls_first_minor=14
+       ;;
+  s390x-*-*)
+    conftest_s='
+       .section ".tdata","awT",@progbits
+foo:   .long   25
+       .text
+       .quad   foo@TLSGD
+       .quad   foo@TLSLDM
+       .quad   foo@DTPOFF
+       .quad   foo@NTPOFF
+       .quad   foo@GOTNTPOFF
+       lg      %r1,foo@GOTNTPOFF(%r12)
+       larl    %r1,foo@INDNTPOFF
+       brasl   %r14,__tls_get_offset@PLT:tls_gdcall:foo
+       brasl   %r14,__tls_get_offset@PLT:tls_ldcall:foo'
+       tls_first_major=2
+       tls_first_minor=14
+       ;;
 esac
 if test -z "$tls_first_major"; then
   :
@@ -2362,7 +2426,8 @@ case "$target" in
     ;;
 esac
 
-if test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then
+if test x$with_sysroot = x && test x$host = x$target \
+   && test "$prefix" != "/usr" && test "x$prefix" != "x$local_prefix" ; then
   AC_DEFINE_UNQUOTED(PREFIX_INCLUDE_DIR, "$prefix/include")
 fi
 
@@ -2811,6 +2876,7 @@ AC_SUBST(host_extra_gcc_objs)
 AC_SUBST(host_xm_file_list)
 AC_SUBST(host_xm_file)
 AC_SUBST(host_xm_defines)
+AC_SUBST(out_host_hook_obj)
 AC_SUBST(install)
 AC_SUBST(lang_options_files)
 AC_SUBST(lang_specs_files)