* configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.

        * configure, config.in: Rebuild.

        * config/i386/i386.c (ix86_output_addr_vec_elt): New.
        (ix86_output_addr_diff_elt): New.
        * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
        (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
        (JUMP_TABLES_IN_TEXT_SECTION): New.
        * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
        * config/i386/i386-protos.h: Update.

        * config/i386/386bsd.h, config/i386/beos-elf.h,
        config/i386/freebsd-aout.h, config/i386/freebsd.h,
        config/i386/i386-interix.h, config/i386/i386elf.h,
        config/i386/linux.h, config/i386/netbsd-elf.h,
        config/i386/netbsd.h, config/i386/openbsd.h,
        config/i386/ptx4-i.h, config/i386/rtemself.h,
        config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
        (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@46303 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 31 insertions, 3 deletions

diff --git a/gcc/configure b/gcc/configure
index 413db875718..e177db905ed 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -2057,7 +2057,7 @@ EOF
 fi
 
 # Find some useful tools
-for ac_prog in mawk gawk nawk awk
+for ac_prog in gawk mawk nawk awk
 do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
@@ -7487,11 +7487,39 @@ EOF
 
     fi
     echo "$ac_t""$gcc_cv_as_instructions" 1>&6
+
+    echo $ac_n "checking assembler GOTOFF in data directives""... $ac_c" 1>&6
+echo "configure:7493: checking assembler GOTOFF in data directives" >&5
+    gcc_cv_as_gotoff_in_data=no
+    if test x$gcc_cv_gas_major_version != x -a x$gcc_cv_gas_minor_version != x
+    then
+      if test "$gcc_cv_gas_major_version" -eq 2 \
+	 -a "$gcc_cv_gas_minor_version" -ge 11 \
+	 -o "$gcc_cv_gas_major_version" -gt 2; then
+	gcc_cv_as_gotoff_in_data=yes
+      fi
+    elif test x$gcc_cv_as != x; then
+	cat > conftest.s <<EOF
+	.text
+.L0:
+	nop
+	.data
+	.long .L0@GOTOFF
+EOF
+	if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1; then
+	  gcc_cv_as_gotoff_in_data=yes
+	fi
+    fi
+    cat >> confdefs.h <<EOF
+#define HAVE_AS_GOTOFF_IN_DATA `if test $gcc_cv_as_gotoff_in_data = yes; then echo 1; else echo 0; fi`
+EOF
+
+    echo "$ac_t""$gcc_cv_as_gotoff_in_data" 1>&6
     ;;
 esac
 
 echo $ac_n "checking assembler dwarf2 debug_line support""... $ac_c" 1>&6
-echo "configure:7495: checking assembler dwarf2 debug_line support" >&5
+echo "configure:7523: checking assembler dwarf2 debug_line support" >&5
 gcc_cv_as_dwarf2_debug_line=no
 # ??? Not all targets support dwarf2 debug_line, even within a version
 # of gas.  Moreover, we need to emit a valid instruction to trigger any
@@ -7683,7 +7711,7 @@ fi
 
 
 echo $ac_n "checking whether to enable maintainer-specific portions of Makefiles""... $ac_c" 1>&6
-echo "configure:7687: checking whether to enable maintainer-specific portions of Makefiles" >&5
+echo "configure:7715: checking whether to enable maintainer-specific portions of Makefiles" >&5
     # Check whether --enable-maintainer-mode or --disable-maintainer-mode was given.
 if test "${enable_maintainer_mode+set}" = set; then
   enableval="$enable_maintainer_mode"