* configure.tgt (i386-*-nacl*): Match it.

* config/te-nacl.h: New file.
* config/tc-i386.h [TE_NACL] (ELF_TARGET_FORMAT): Define for this case.
* config/tc-i386.c [TE_NACL] (i386_comment_chars, PREFIX_SEPARATOR):
Use TE_GNU et al case for TE_NACL too.

5 files changed, 45 insertions, 10 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 984e2ee..8e4c127 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,11 @@
+2012-01-23  Roland McGrath  <mcgrathr@google.com>
+
+	* configure.tgt (i386-*-nacl*): Match it.
+	* config/te-nacl.h: New file.
+	* config/tc-i386.h [TE_NACL] (ELF_TARGET_FORMAT): Define for this case.
+	* config/tc-i386.c [TE_NACL] (i386_comment_chars, PREFIX_SEPARATOR):
+	Use TE_GNU et al case for TE_NACL too.
+
 2012-01-20  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* config/tc-i386.c (_i386_insn): Replace disp32_encoding with
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
index dbac2ce..75ed56c 100644
--- a/gas/config/tc-i386.c
+++ b/gas/config/tc-i386.c
@@ -309,7 +309,8 @@ const char extra_symbol_chars[] = "*%-(["
      || ((defined (OBJ_ELF) || defined (OBJ_MAYBE_ELF))	\
 	 && !defined (TE_GNU)				\
 	 && !defined (TE_LINUX)				\
- 	 && !defined (TE_NETWARE)			\
+	 && !defined (TE_NACL)				\
+	 && !defined (TE_NETWARE)			\
 	 && !defined (TE_FreeBSD)			\
 	 && !defined (TE_DragonFly)			\
 	 && !defined (TE_NetBSD)))
@@ -3337,11 +3338,11 @@ parse_insn (char *line, char *mnemonic)
 	 encoding.  */
       if (mnem_p - 2 == dot_p && dot_p[1] == 's')
 	i.swap_operand = 1;
-      else if (mnem_p - 3 == dot_p 
+      else if (mnem_p - 3 == dot_p
 	       && dot_p[1] == 'd'
 	       && dot_p[2] == '8')
 	i.disp_encoding = disp_encoding_8bit;
-      else if (mnem_p - 4 == dot_p 
+      else if (mnem_p - 4 == dot_p
 	       && dot_p[1] == 'd'
 	       && dot_p[2] == '3'
 	       && dot_p[3] == '2')
@@ -5854,7 +5855,7 @@ build_modrm_byte (void)
 		  vex_reg = op + 1;
 		}
 	      else
-		{ 
+		{
 		  /* There are only 2 operands.  */
 		  gas_assert (op < 2 && i.operands == 2);
 		  vex_reg = 1;
@@ -8647,7 +8648,7 @@ show_arch (FILE *stream, int ext, int check)
 	  fprintf (stream, "%s\n", message);
 	  p = start;
 	  left = size - (start - message) - len - 2;
-	  
+
 	  gas_assert (left >= 0);
 
 	  p = mempcpy (p, name, len);
diff --git a/gas/config/tc-i386.h b/gas/config/tc-i386.h
index 6a6b31d..688c69a 100644
--- a/gas/config/tc-i386.h
+++ b/gas/config/tc-i386.h
@@ -1,6 +1,6 @@
 /* tc-i386.h -- Header file for tc-i386.c
    Copyright 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
    Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
@@ -61,6 +61,8 @@ extern unsigned long i386_mach (void);
 #define ELF_TARGET_FORMAT64	"elf64-x86-64-freebsd"
 #elif defined (TE_VXWORKS)
 #define ELF_TARGET_FORMAT	"elf32-i386-vxworks"
+#elif defined (TE_NACL)
+#define ELF_TARGET_FORMAT	"elf32-i386-nacl"
 #endif
 
 #ifdef TE_SOLARIS
@@ -162,7 +164,7 @@ extern int tc_i386_fix_adjustable (struct fix *);
 /* This expression evaluates to true if the relocation is for a local
    object for which we still want to do the relocation at runtime.
    False if we are willing to perform this relocation while building
-   the .o file.  GOTOFF and GOT32 do not need to be checked here because 
+   the .o file.  GOTOFF and GOT32 do not need to be checked here because
    they are not pcrel.  .*/
 
 #define TC_FORCE_RELOCATION_LOCAL(FIX)			\
diff --git a/gas/config/te-nacl.h b/gas/config/te-nacl.h
new file mode 100644
index 0000000..6550756
--- /dev/null
+++ b/gas/config/te-nacl.h
@@ -0,0 +1,23 @@
+/* Copyright 2012 Free Software Foundation, Inc.
+
+   This file is part of GAS, the GNU Assembler.
+
+   GAS is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 3,
+   or (at your option) any later version.
+
+   GAS is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
+   the GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with GAS; see the file COPYING.  If not, write to the Free
+   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */
+
+#define TE_NACL
+#define LOCAL_LABELS_FB 1
+
+#include "obj-format.h"
diff --git a/gas/configure.tgt b/gas/configure.tgt
index 7090682..c33bb7a 100644
--- a/gas/configure.tgt
+++ b/gas/configure.tgt
@@ -13,7 +13,7 @@
 #   em		emulation; identifies the config/te-* files
 
 # Optional output shell variables; these are not always set:
-#   arch	the default architecture; sets DEFAULT_ARCH on some systems 
+#   arch	the default architecture; sets DEFAULT_ARCH on some systems
 #   endian	"big" or "little"; used on bi-endian systems
 
 cpu_type=
@@ -43,8 +43,8 @@ case ${cpu} in
   hppa*)		cpu_type=hppa ;;
   i[3-7]86)		cpu_type=i386 arch=i386;;
   ia64)			cpu_type=ia64 ;;
-  ip2k)			cpu_type=ip2k endian=big ;; 
-  iq2000)		cpu_type=iq2000 endian=big ;; 
+  ip2k)			cpu_type=ip2k endian=big ;;
+  iq2000)		cpu_type=iq2000 endian=big ;;
   lm32)			cpu_type=lm32 ;;
   m32c)			cpu_type=m32c endian=little ;;
   m32r)			cpu_type=m32r endian=big ;;
@@ -181,6 +181,7 @@ case ${generic_target} in
   i386-*-elf)				fmt=elf ;;
   i386-*-kaos*)				fmt=elf ;;
   i386-*-bsd*)				fmt=aout em=386bsd ;;
+  i386-*-nacl*)				fmt=elf  em=nacl ;;
   i386-*-netbsd0.8)			fmt=aout em=386bsd ;;
   i386-*-netbsdpe*)			fmt=coff em=pe ;;
   i386-*-netbsd*-gnu* | \