Index: gcc-4.1.2/config.sub
===================================================================
--- gcc-4.1.2.orig/config.sub	2010-05-27 15:30:45.069455792 +0200
+++ gcc-4.1.2/config.sub	2010-05-27 15:36:32.868205558 +0200
@@ -267,6 +267,7 @@
 	| mn10200 | mn10300 \
 	| mt \
 	| msp430 \
+        | nios2 \
 	| ns16k | ns32k \
 	| or32 \
 	| pdp10 | pdp11 | pj | pjl \
@@ -349,6 +350,7 @@
 	| mmix-* \
 	| mt-* \
 	| msp430-* \
+        | nios2-* \
 	| none-* | np1-* | ns16k-* | ns32k-* \
 	| orion-* \
 	| pdp10-* | pdp11-* | pj-* | pjl-* | pn-* | power-* \
Index: gcc-4.1.2/gcc/config.gcc
===================================================================
--- gcc-4.1.2.orig/gcc/config.gcc	2010-05-27 15:30:45.039455207 +0200
+++ gcc-4.1.2/gcc/config.gcc	2010-05-27 15:33:26.249455379 +0200
@@ -1597,6 +1597,16 @@
         tm_file="dbxelf.h elfos.h svr4.h ${tm_file}"
         tmake_file="${tmake_file} mt/t-mt"
         ;;
+nios2-*-*)
+	tm_file="elfos.h ${tm_file}"
+        tmake_file="${tmake_file} nios2/t-nios2"
+        case ${target} in
+        nios2-*-linux*)
+                tm_file="${tm_file} linux.h nios2/linux.h"
+		tmake_file="${tmake_file} nios2/t-linux"
+                ;;
+        esac
+	;;
 ns32k-*-netbsdelf*)
 	echo "GCC does not yet support the ${target} target"; exit 1
 	;;