$NetBSD: patch-gcc_config.gcc,v 1.3 2014/11/28 09:57:32 obache Exp $

--- gcc/config.gcc.orig	2014-05-06 15:29:04.000000000 +0000
+++ gcc/config.gcc
@@ -625,6 +625,26 @@ case ${target} in
   # need_64bit_hwint=yes # system compiler has this for all arch!
   use_gcc_stdint=wrap
   ;;
+*-*-dragonfly*)
+  gas=yes
+  gnu_ld=yes
+  tmake_file="t-slibgcc"
+  case ${enable_threads} in
+    "" | yes | posix)
+      thread_file='posix'
+      ;;
+    no | gnat | single)
+      # Let these no-posix thread selections fail through if required
+      ;;
+    *)
+      echo 'Unknown thread configuration for DragonFly BSD'
+      exit 1
+      ;;
+  esac
+  extra_options="$extra_options rpath.opt dragonfly.opt"
+  default_use_cxa_atexit=yes
+  use_gcc_stdint=wrap
+  ;;
 *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu)
   extra_options="$extra_options gnu-user.opt"
   gas=yes
@@ -684,6 +704,7 @@ case ${target} in
   target_has_targetcm=yes
   ;;
 *-*-netbsd*)
+  use_gcc_stdint=wrap
   tmake_file="t-slibgcc"
   gas=yes
   gnu_ld=yes
@@ -712,6 +733,14 @@ case ${target} in
       default_use_cxa_atexit=yes
       ;;
   esac
+  case ${target} in
+    *-*-openbsd[0-3].*|*-*-openbsd4.[012])
+      # keep default of no cxa_atexit support for these older releases
+      ;;
+    *)
+      default_use_cxa_atexit=yes
+      ;;
+  esac
   ;;
 *-*-openbsd*)
   tmake_file="t-openbsd"
@@ -851,7 +880,7 @@ alpha*-*-netbsd*)
 		       alpha/elf.opt"
 	;;
 alpha*-*-openbsd*)
-	tm_defines="${tm_defines} OBSD_HAS_DECLARE_FUNCTION_NAME OBSD_HAS_DECLARE_FUNCTION_SIZE OBSD_HAS_DECLARE_OBJECT"
+	tm_defines="${tm_defines} OBSD_HAS_DECLARE_FUNCTION_NAME OBSD_HAS_DECLARE_FUNCTION_SIZE OBSD_HAS_DECLARE_OBJECT PIE_DEFAULT=2"
 	tm_file="elfos.h alpha/alpha.h alpha/elf.h openbsd.h openbsd-stdint.h alpha/openbsd.h openbsd-libpthread.h"
 	extra_options="${extra_options} openbsd.opt alpha/elf.opt"
 	# default x-alpha is only appropriate for dec-osf.
@@ -1070,6 +1099,7 @@ hppa*-*-linux*)
 	;;
 hppa*-*-openbsd*)
 	target_cpu_default="MASK_PA_11"
+	tm_defines="${tm_defines} PIE_DEFAULT=1"
 	tm_file="${tm_file} dbxelf.h elfos.h openbsd.h openbsd-stdint.h openbsd-libpthread.h \
 		 pa/pa-openbsd.h pa/pa32-regs.h pa/pa32-openbsd.h"
 	tmake_file="${tmake_file} pa/t-openbsd"
@@ -1222,6 +1252,14 @@ x86_64-*-rdos*)
     tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h newlib-stdint.h i386/i386elf.h i386/x86-64.h i386/rdos.h i386/rdos64.h"
     tmake_file="i386/t-i386elf t-svr4"
     ;;
+i[34567]86-*-dragonfly*)
+	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h dragonfly.h dragonfly-stdint.h i386/dragonfly.h"
+	tmake_file="${tmake_file} i386/t-ctstuff"
+	;;
+x86_64-*-dragonfly*)
+	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h dragonfly.h dragonfly-stdint.h i386/x86-64.h i386/dragonfly.h"
+	tmake_file="${tmake_file} i386/t-ctstuff"
+	;;
 i[34567]86-*-freebsd*)
 	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h ${fbsd_tm_file} i386/freebsd.h"
 	;;
@@ -1229,12 +1267,14 @@ x86_64-*-freebsd*)
 	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h ${fbsd_tm_file} i386/x86-64.h i386/freebsd.h i386/freebsd64.h"
 	;;
 i[34567]86-*-netbsdelf*)
-	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/netbsd-elf.h"
+	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/netbsd-elf.h netbsd-stdint.h"
 	extra_options="${extra_options} netbsd.opt netbsd-elf.opt"
+	tmake_file="${tmake_file} i386/t-crtstuff"
 	;;
 x86_64-*-netbsd*)
-	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/x86-64.h i386/netbsd64.h"
+	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h netbsd.h netbsd-elf.h i386/x86-64.h i386/netbsd64.h netbsd-stdint.h"
 	extra_options="${extra_options} netbsd.opt netbsd-elf.opt"
+	tmake_file="${tmake_file} i386/t-crtstuff"
 	;;
 i[34567]86-*-openbsd2.*|i[34567]86-*openbsd3.[0123])
 	tm_file="i386/i386.h i386/unix.h i386/bsd.h i386/gas.h i386/gstabs.h openbsd-oldgas.h openbsd.h i386/openbsd.h"
@@ -1245,6 +1285,7 @@ i[34567]86-*-openbsd2.*|i[34567]86-*open
 	use_collect2=yes
 	;;
 i[34567]86-*-openbsd*)
+	tm_defines="${tm_defines} PIE_DEFAULT=1"
 	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h"
 	tm_file="${tm_file} openbsd.h openbsd-stdint.h openbsd-libpthread.h i386/openbsdelf.h"
 	extra_options="${extra_options} openbsd.opt"
@@ -1252,6 +1293,7 @@ i[34567]86-*-openbsd*)
 	gnu_ld=yes
 	;;
 x86_64-*-openbsd*)
+	tm_defines="${tm_defines} PIE_DEFAULT=1"
 	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h"
 	tm_file="${tm_file} openbsd.h openbsd-stdint.h openbsd-libpthread.h i386/x86-64.h i386/openbsdelf.h"
 	extra_options="${extra_options} openbsd.opt"
@@ -1981,11 +2023,12 @@ picochip-*)
 	use_gcc_stdint=wrap
 	tmake_file="picochip/t-picochip t-pnt16-warn"
         ;;
-# port not yet contributed
-#powerpc-*-openbsd*)
-#	tmake_file="${tmake_file} rs6000/t-fprules"
-#	extra_headers=
-#	;;
+powerpc-*-openbsd*)
+	tm_defines="${tm_defines} PIE_DEFAULT=2"
+	tm_file="${tm_file} dbxelf.h elfos.h openbsd.h openbsd-libpthread.h freebsd-spec.h rs6000/sysv4.h rs6000/openbsd.h"
+	tmake_file="${tmake_file} rs6000/t-openbsd"
+	extra_options="${extra_options} rs6000/sysv4.opt openbsd.opt"
+	;;
 powerpc-*-darwin*)
 	extra_options="${extra_options} rs6000/darwin.opt"
 	case ${target} in
@@ -2545,6 +2588,7 @@ sparc64-*-netbsd*)
 	tmake_file="${tmake_file} sparc/t-sparc sparc/t-netbsd64"
 	;;
 sparc64-*-openbsd*)
+	tm_defines="${tm_defines} PIE_DEFAULT=2"
 	tm_file="sparc/openbsd1-64.h ${tm_file} dbxelf.h elfos.h sparc/sysv4.h sparc/sp64-elf.h"
 	tm_file="${tm_file} openbsd.h openbsd-stdint.h openbsd-libpthread.h sparc/openbsd64.h"
 	extra_options="${extra_options} openbsd.opt"
@@ -2735,6 +2779,12 @@ case ${target} in
     arch_without_sse2=yes
     arch_without_64bit=yes
     ;;
+  i386-*-openbsd*)
+    arch=i486
+    cpu=generic
+    arch_without_sse2=yes
+    arch_without_64bit=yes
+    ;;
   i386-*-*)
     arch=i386
     cpu=i386
@@ -3750,6 +3800,8 @@ case ${target} in
 		;;
 	i[34567]86-*-cygwin* | i[34567]86-*-mingw* | x86_64-*-mingw*)
 		;;
+	i[34567]86-*-dragonfly* | x86_64-*-dragonfly*)
+		;;
 	i[34567]86-*-freebsd* | x86_64-*-freebsd*)
 		;;
 	ia64*-*-linux*)