Only assume 4-byte stack alignment on Solaris 9/x86 (PR libgomp/60107)

	PR libgomp/60107
	* config/i386/sol2-9.h: New file.
	* config.gcc (i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*,
	*-*-solaris2.9*): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@207688 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1a61595..6458a9b 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2014-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+       PR libgomp/60107
+       * config/i386/sol2-9.h: New file.
+       * config.gcc (i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*,
+       *-*-solaris2.9*): Use it.
+
 2014-02-10  Nagaraju Mekala <nagaraju.mekala@xilinx.com>
 
        * config/microblaze/microblaze.md: Add movsi4_rev insn pattern.

diff --git a/gcc/config.gcc b/gcc/config.gcc
index c3124be..2156640 100644 (file)
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -1537,6 +1537,9 @@ i[34567]86-*-solaris2* | x86_64-*-solaris2.1[0-9]*)
        esac
        with_tune_32=${with_tune_32:-generic}
        case ${target} in
+       *-*-solaris2.9*)
+               tm_file="${tm_file} i386/sol2-9.h"
+               ;;
        *-*-solaris2.1[0-9]*)
                tm_file="${tm_file} i386/x86-64.h i386/sol2-bi.h sol2-bi.h"
                tm_defines="${tm_defines} TARGET_BI_ARCH=1"

diff --git a/gcc/config/i386/sol2-9.h b/gcc/config/i386/sol2-9.h
new file mode 100644 (file)
index 0000000..9ae88aa
--- /dev/null
+++ b/gcc/config/i386/sol2-9.h
@@ -0,0 +1,23 @@
+/* Target definitions for GCC for Intel 80386 running Solaris 9
+   Copyright (C) 2014 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 3, or (at your option)
+any later version.
+
+GCC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+/* Solaris 9 only guarantees 4-byte stack alignment as required by the i386
+   psABI, so realign it as necessary for SSE instructions.  */
+#undef STACK_REALIGN_DEFAULT
+#define STACK_REALIGN_DEFAULT 1