import newlib 1.17 into Trunk

newlib/libgloss/m32c/genscript

@@ -0,0 +1,79 @@
+#!/bin/sh
+
+# Copyright (c) 2005 Red Hat Incorporated.
+# All rights reserved.
+# 
+# Redistribution and use in source and binary forms, with or without 
+# modification, are permitted provided that the following conditions are met: 
+# 
+#     Redistributions of source code must retain the above copyright 
+#     notice, this list of conditions and the following disclaimer.
+# 
+#     Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in the
+#     documentation and/or other materials provided with the distribution.
+# 
+#     The name of Red Hat Incorporated may not be used to endorse 
+#     or promote products derived from this software without specific 
+#     prior written permission.
+# 
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED.  IN NO EVENT SHALL RED HAT INCORPORATED BE LIABLE FOR ANY
+# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+
+srcdir="$1"
+name="$2"
+ramstart="$3"
+ramsize="$4"
+romstart="$5"
+romsize="$6"
+vecprefix="$7"
+
+sedcmd="s/RAMSTART/$ramstart/g; s/RAMSIZE/$ramsize/g"
+sedcmd="$sedcmd; s/ROMSTART/$romstart/g; s/ROMSIZE/$romsize/g"
+
+# .rodata can be left with .text
+rotext='/IF_ROCOPY/d'
+# .rodata needs to be with .data
+rodata='/IF_ROROM/d'
+
+# All sections are put in one region
+simram='s/LOWROM/RAM/g; s/= .*SIZEOF.*/= 0);/; s/AT>ROM//g'
+oneram='s/> ROM/> RAM/g;'
+# RW data needs to be copied to RAM
+rwonly='s/LOWROM/ROM/g; s/ SIZEOF(.rodata) + //g'
+# all data needs to be copied to RAM
+rocopy='s/LOWROM/RAM AT>ROM/g'
+
+case $name:$romstart in
+  sim*:0 )
+    # The r8c and m32c simulators have only a single memory region
+    sedcmd="$sedcmd; $simram; $oneram; $rotext"
+    ;;
+  sim*:* )
+    # This is most likely the m16c simulator
+    sedcmd="$sedcmd; $simram; $rodata"
+    ;;
+  *:0x???? )
+    # This is most likely the r8c chip
+    sedcmd="$sedcmd; $rwonly; $rotext"
+    ;;
+  m32*:* )
+    sedcmd="$sedcmd; $rwonly; $rotext"
+    ;;
+  *:* )
+    sedcmd="$sedcmd; $rocopy; $rodata"
+    ;;
+esac
+sedcmd="$sedcmd; /ORIGIN = 0,/d"
+
+sedcmd="$sedcmd; s/VECSTART/${vecprefix}dc/; s/RESETSTART/${vecprefix}fc/"
+
+sed "$sedcmd" < ${srcdir}/m32c.tmpl > ${name}.ld