[libgloss]

* configure.in: Add rl78.
* configure: Regenerate.
* rl78: New directory

[newlib]
* configure.host: Add rl78.
* libc/include/machine/ieeefp.h: Add rl78 support.
* libc/include/machine/setjmp.h: Add rl78 support.
* libc/machine/configure.in: Add rl78.
* libc/machine/rl78: New directory.

1 files changed, 224 insertions, 0 deletions

diff --git a/libgloss/rl78/rl78.ld b/libgloss/rl78/rl78.ld
new file mode 100644
index 000000000..f062e2c90
--- /dev/null
+++ b/libgloss/rl78/rl78.ld
@@ -0,0 +1,224 @@
+/*
+
+Copyright (c) 2005,2008,2009,2011 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. 
+
+*/
+
+/* Default linker script, for normal executables */
+OUTPUT_ARCH(rl78)
+ENTRY(_start)
+
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+
+/* This is for an RL78/G13, 64k flash, 4k ram */
+MEMORY {
+	VEC (r)   : ORIGIN = 0x00000, LENGTH = 0x00002
+	IVEC (r)  : ORIGIN = 0x00004, LENGTH = 0x0007c
+	OPT (r)   : ORIGIN = 0x000c0, LENGTH = 0x00004
+	ROM (r)   : ORIGIN = 0x000d8, LENGTH = 0x0ff28
+	RAM (w)   : ORIGIN = 0xfef00, LENGTH = 0x00fe0
+	STACK (w) : ORIGIN = 0xffee0, LENGTH = 0x00002
+}
+
+SECTIONS
+{
+  .vec :
+  {
+    *(.vec)
+  } > VEC
+  .ivec :
+  {
+    *(.ivec)
+  } > IVEC
+  .opt :
+  {
+    *(.opt)
+  } > OPT
+
+  /* CubeSuite always starts at 0xd8.  */
+  .csstart : {
+    *(.csstart)
+  } > ROM
+
+  /* For code that must be in the first 64k, or could fill unused
+     space below .rodata.  */
+  .lowtext : {
+    *(.plt)
+    *(.lowtext)
+  } > ROM
+
+  .data : {
+    . = ALIGN(2);
+    PROVIDE (__datastart = .);
+
+    KEEP (*(.jcr))
+    *(.data.rel.ro.local) *(.data.rel.ro*)
+    *(.dynamic)
+
+    *(.data D .data.* .gnu.linkonce.d.*)
+    KEEP (*(.gnu.linkonce.d.*personality*))
+    SORT(CONSTRUCTORS)
+    *(.data1)
+    *(.got.plt) *(.got)
+
+    /* We want the small data sections together, so single-instruction offsets
+       can access them all, and initialized data all before uninitialized, so
+       we can shorten the on-disk segment size.  */
+    . = ALIGN(2);
+    *(.sdata .sdata.* .gnu.linkonce.s.* D_2 D_1)
+
+    . = ALIGN(2);
+    _edata = .;
+    PROVIDE (edata = .);
+    PROVIDE (__dataend = .);
+  } > RAM AT> ROM
+
+  /* Note that crt0 assumes this is a multiple of two; all the
+     start/stop symbols are also assumed word-aligned.  */
+  PROVIDE(__romdatastart = LOADADDR(.data));
+  PROVIDE (__romdatacopysize = SIZEOF(.data));
+
+  .bss : {
+    . = ALIGN(2);
+    PROVIDE (__bssstart = .);
+    *(.dynbss)
+    *(.sbss .sbss.*)
+    *(.bss B B_2 B_1 .bss.* .gnu.linkonce.b.*)
+    . = ALIGN(2);
+    *(COMMON)
+    . = ALIGN(2);
+    PROVIDE (__bssend = .);
+    _end = .;
+    PROVIDE (end = .);
+  } > RAM
+  PROVIDE (__bsssize = SIZEOF(.bss));
+
+  .stack (ORIGIN (STACK)) :
+  {
+    PROVIDE (__stack = .);
+    *(.stack)
+  }
+
+  .rodata (MAX(__romdatastart + __romdatacopysize, 0x2000)) : {
+    . = ALIGN(2);
+    *(.plt)
+    *(.rodata C C_2 C_1 .rodata.* .gnu.linkonce.r.*)
+    *(.rodata1)
+    *(.eh_frame_hdr)
+    KEEP (*(.eh_frame))
+    KEEP (*(.gcc_except_table)) *(.gcc_except_table.*)
+    PROVIDE (__preinit_array_start = .);
+    KEEP (*(.preinit_array))
+    PROVIDE (__preinit_array_end = .);
+    PROVIDE (__init_array_start = .);
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array))
+    PROVIDE (__init_array_end = .);
+    PROVIDE (__fini_array_start = .);
+    KEEP (*(.fini_array))
+    KEEP (*(SORT(.fini_array.*)))
+    PROVIDE (__fini_array_end = .);
+    LONG(0); /* Sentinel.  */
+
+    /* gcc uses crtbegin.o to find the start of the constructors, so
+       we make sure it is first.  Because this is a wildcard, it
+       doesn't matter if the user does not actually link against
+       crtbegin.o; the linker won't look for a file to match a
+       wildcard.  The wildcard also means that it doesn't matter which
+       directory crtbegin.o is in.  */
+    KEEP (*crtbegin*.o(.ctors))
+
+    /* We don't want to include the .ctor section from from the
+       crtend.o file until after the sorted ctors.  The .ctor section
+       from the crtend file contains the end of ctors marker and it
+       must be last */
+    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*(.ctors))
+
+    KEEP (*crtbegin*.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
+  } > ROM
+
+  .text           :
+  {
+    PROVIDE (_start = .);
+    *(.text P .stub .text.* .gnu.linkonce.t.*)
+    KEEP (*(.text.*personality*))
+    /* .gnu.warning sections are handled specially by elf32.em.  */
+    *(.gnu.warning)
+    *(.interp .hash .dynsym .dynstr .gnu.version*)
+    PROVIDE (__etext = .);
+    PROVIDE (_etext = .);
+    PROVIDE (etext = .);
+    . = ALIGN(2);
+    KEEP (*(.init))
+    KEEP (*(.fini))
+  } > ROM
+
+  /* The rest are all not normally part of the runtime image.  */
+
+  /* Stabs debugging sections.  */
+  .stab          0 : { *(.stab) }
+  .stabstr       0 : { *(.stabstr) }
+  .stab.excl     0 : { *(.stab.excl) }
+  .stab.exclstr  0 : { *(.stab.exclstr) }
+  .stab.index    0 : { *(.stab.index) }
+  .stab.indexstr 0 : { *(.stab.indexstr) }
+  .comment       0 : { *(.comment) }
+  /* DWARF debug sections.
+     Symbols in the DWARF debugging sections are relative to the beginning
+     of the section so we begin them at 0.  */
+  /* DWARF 1 */
+  .debug          0 : { *(.debug) }
+  .line           0 : { *(.line) }
+  /* GNU DWARF 1 extensions */
+  .debug_srcinfo  0 : { *(.debug_srcinfo) }
+  .debug_sfnames  0 : { *(.debug_sfnames) }
+  /* DWARF 1.1 and DWARF 2 */
+  .debug_aranges  0 : { *(.debug_aranges) }
+  .debug_pubnames 0 : { *(.debug_pubnames) }
+  /* DWARF 2 */
+  .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
+  .debug_abbrev   0 : { *(.debug_abbrev) }
+  .debug_line     0 : { *(.debug_line) }
+  .debug_frame    0 : { *(.debug_frame) }
+  .debug_str      0 : { *(.debug_str) }
+  .debug_loc      0 : { *(.debug_loc) }
+  .debug_macinfo  0 : { *(.debug_macinfo) }
+  /* SGI/MIPS DWARF 2 extensions */
+  .debug_weaknames 0 : { *(.debug_weaknames) }
+  .debug_funcnames 0 : { *(.debug_funcnames) }
+  .debug_typenames 0 : { *(.debug_typenames) }
+  .debug_varnames  0 : { *(.debug_varnames) }
+  /DISCARD/ : { *(.note.GNU-stack) }
+}