sfp-machine.h (FP_HANDLE_EXCEPTIONS): Support Sun assembler syntax.

	libgcc:
	* config/i386/32/sfp-machine.h (FP_HANDLE_EXCEPTIONS): Support Sun
	assembler syntax.

	gcc:
	* config.gcc (i[34567]86-*-solaris2*): Default with_arch_32 to
	pentiumpro on Solaris 8/x86 with Sun as.
	* configure.ac (gcc_cv_as_hidden): Check for Solaris 9/x86 as
	hidden alias bug.
	(gcc_cv_as_ix86_quad): Check for .quad directive.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/i386/sol2.h (ASM_QUAD): Change guard to !HAVE_AS_IX86_QUAD.

From-SVN: r159569

1 files changed, 60 insertions, 1 deletions

diff --git a/gcc/configure b/gcc/configure
index 2384f42..82f6504 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -21258,7 +21258,35 @@ foobar:' > conftest.s
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; }
     then
-	gcc_cv_as_hidden=yes
+
+# Solaris 9/x86 as incorrectly emits an alias for a hidden symbol with
+# STV_HIDDEN, so disable .hidden support if so.
+case "${target}" in
+  i?86-*-solaris2*)
+    if test x$gcc_cv_as != x && test x$gcc_cv_objdump != x; then
+      cat > conftest.s <<EOF
+.globl hidden
+        .hidden hidden
+hidden:
+.globl default
+        .set    default,hidden
+EOF
+      if $gcc_cv_as -o conftest.o conftest.s > /dev/null 2>&1 \
+        && $gcc_cv_objdump -t conftest.o 2>/dev/null | \
+        grep '\.hidden default' > /dev/null; then
+        gcc_cv_as_hidden=no
+      else
+        gcc_cv_as_hidden=yes
+      fi
+    else
+      # Assume bug is present if objdump is missing.
+      gcc_cv_as_hidden=no
+    fi
+    ;;
+  *)
+    gcc_cv_as_hidden=yes
+    ;;
+esac
     else
       echo "configure: failed program was" >&5
       cat conftest.s >&5
@@ -23129,6 +23157,37 @@ $as_echo "#define HAVE_AS_IX86_FFREEP 1" >>confdefs.h
 
 fi
 
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for .quad directive" >&5
+$as_echo_n "checking assembler for .quad directive... " >&6; }
+if test "${gcc_cv_as_ix86_quad+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  gcc_cv_as_ix86_quad=no
+  if test x$gcc_cv_as != x; then
+    echo '.quad 0' > conftest.s
+    if { ac_try='$gcc_cv_as $gcc_cv_as_flags  -o conftest.o conftest.s >&5'
+  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }
+    then
+	gcc_cv_as_ix86_quad=yes
+    else
+      echo "configure: failed program was" >&5
+      cat conftest.s >&5
+    fi
+    rm -f conftest.o conftest.s
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_quad" >&5
+$as_echo "$gcc_cv_as_ix86_quad" >&6; }
+if test $gcc_cv_as_ix86_quad = yes; then
+
+$as_echo "#define HAVE_AS_IX86_QUAD 1" >>confdefs.h
+
+fi
+
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for sahf mnemonic" >&5
 $as_echo_n "checking assembler for sahf mnemonic... " >&6; }
 if test "${gcc_cv_as_ix86_sahf+set}" = set; then :