FT32 initial support

FT32 is a new 32-bit RISC core developed by FTDI for embedded applications.

	* configure.ac: Add FT32 support.
	* configure: Regenerate.
bfd/
	* Makefile.am: Add FT32 files.
	* archures.c (enum bfd_architecture): Add bfd_arch_ft32.
	(bfd_mach_ft32): Define.
	(bfd_ft32_arch): Declare.
	(bfd_archures_list): Add bfd_ft32_arch.
	* config.bfd: Handle FT32.
	* configure.ac: Likewise.
	* cpu-ft32.c: New file.
	* elf32-ft32.c: New file.
	* reloc.c (BFD_RELOC_FT32_10, BFD_RELOC_FT32_20, BFD_RELOC_FT32_17,
	BFD_RELOC_FT32_18): Define.
	* targets.c (_bfd_target_vector): Add ft32_elf32_vec.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* po/SRC-POTFILES.in: Regenerate.
binutils/
	* readelf.c: Add FT32 support.
gas/
	* Makefile.am: Add FT32 files.
	* config/tc-ft32.c: New file.
	* config/tc-ft32.h: New file.
	* configure.tgt: Add FT32 support.
	* Makefile.in: Regenerate.
	* po/POTFILES.in: Regenerate.
gas/testsuite/
	* gas/ft32/ft32.exp: New file.
	* gas/ft32/insn.d: New file.
	* gas/ft32/insn.s: New file.
include/
	* dis-asm.h (print_insn_ft32): Declare.
include/elf/
	* common.h (EM_FT32): Define.
	* ft32.h: New file.
include/opcode/
	* ft32.h: New file.
ld/
	* Makefile.am: Add FT32 files.
	* configure.tgt: Handle FT32 target.
	* emulparams/elf32ft32.sh: New file.
	* scripttempl/ft32.sc: New file.
	* Makefile.in: Regenerate.
opcodes/
	* Makefile.am: Add FT32 files.
	* configure.ac: Handle FT32.
	* disassemble.c (disassembler): Call print_insn_ft32.
	* ft32-dis.c: New file.
	* ft32-opc.c: New file.
	* Makefile.in: Regenerate.
	* configure: Regenerate.
	* po/POTFILES.in: Regenerate.

ld/scripttempl/ft32.sc

@@ -0,0 +1,62 @@
+TORS=".tors :
+  {
+    ___ctors = . ;
+    *(.ctors)
+    ___ctors_end = . ;
+    ___dtors = . ;
+    *(.dtors)
+    ___dtors_end = . ;
+    . = ALIGN(4);
+  } > ram"
+
+cat <<EOF
+OUTPUT_FORMAT("${OUTPUT_FORMAT}")
+OUTPUT_ARCH(${ARCH})
+${LIB_SEARCH_DIRS}
+
+MEMORY
+{
+  flash     (rx)   : ORIGIN = 0, LENGTH = 256K
+  ram       (rw!x) : ORIGIN = 0x800000, LENGTH = 64K
+}
+SECTIONS
+{
+  .text :
+  {
+    *(.text*)
+    *(.strings)
+    *(._pm*)
+    *(.init)
+    *(.fini)
+    ${RELOCATING+ _etext = . ; }
+    . = ALIGN(4);
+  } ${RELOCATING+ > flash}
+  ${CONSTRUCTING+${TORS}}
+  .data	  : AT (ADDR (.text) + SIZEOF (.text))
+  {
+    *(.data)
+    *(.rodata)
+    *(.rodata*)
+    ${RELOCATING+ _edata = . ; }
+  } ${RELOCATING+ > ram}
+  .bss  SIZEOF(.data) + ADDR(.data) :
+  {
+    ${RELOCATING+ _bss_start = . ; }
+    *(.bss)
+    *(COMMON)
+    ${RELOCATING+ _end = . ;  }
+  } ${RELOCATING+ > ram}
+
+  ${RELOCATING+ __data_load_start = LOADADDR(.data); }
+  ${RELOCATING+ __data_load_end = __data_load_start + SIZEOF(.data); }
+
+  .stab 0 ${RELOCATING+(NOLOAD)} :
+  {
+    *(.stab)
+  }
+  .stabstr 0 ${RELOCATING+(NOLOAD)} :
+  {
+    *(.stabstr)
+  }
+}
+EOF