[MIPS] Implementation of sel_ldr for MIPS architecture.

src/include/portability.h

 /*
  * Copyright (c) 2012 The Native Client Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 /*
  * This file should be at the top of the #include group, followed by
  * standard system #include files, then by native client specific
  * includes.
@@ skipping 89 matching lines @@
 #define NACL_ARCH_CPU_X86_FAMILY 1
 #define NACL_ARCH_CPU_X86 1
 #define NACL_ARCH_CPU_32_BITS 1
 #define NACL_HOST_WORDSIZE 32
 #elif defined(__ARMEL__)
 #define NACL_ARCH_CPU_ARM_FAMILY 1
 #define NACL_ARCH_CPU_ARMEL 1
 #define NACL_ARCH_CPU_32_BITS 1
 #define NACL_HOST_WORDSIZE 32
 #define NACL_WCHAR_T_IS_UNSIGNED 1
+#elif defined(__mips__)
+#define NACL_ARCH_CPU_MIPS_FAMILY 1
+#define NACL_ARCH_CPU_MIPS32 1
+#define NACL_ARCH_CPU_32_BITS 1
+#define NACL_HOST_WORDSIZE 32
+#define NACL_WCHAR_T_IS_UNSIGNED 0
 #elif defined(__pnacl__)
 #define NACL_HOST_WORDSIZE 32
 #else
 #error Unrecognized host architecture
 #endif
 
 #ifndef SIZE_T_MAX
 # define SIZE_T_MAX ((size_t) -1)
 #endif
 
@@ skipping 184 matching lines @@
  * macros for run-time error detectors (such as Valgrind/Memcheck).
  */
 #if defined(_DEBUG) && NACL_LINUX
 #include "native_client/src/third_party/valgrind/memcheck.h"
 #define NACL_MAKE_MEM_UNDEFINED(a, b) (void) VALGRIND_MAKE_MEM_UNDEFINED(a, b)
 #else
 #define NACL_MAKE_MEM_UNDEFINED(a, b)
 #endif
 
 #endif  /* NATIVE_CLIENT_SRC_INCLUDE_PORTABILITY_H_ */