[MIPS] Implementation of sel_ldr for MIPS architecture.

src/trusted/service_runtime/sel_ldr-inl.h

Index: src/trusted/service_runtime/sel_ldr-inl.h
diff --git a/src/trusted/service_runtime/sel_ldr-inl.h b/src/trusted/service_runtime/sel_ldr-inl.h
index 0083dc1daedb1a1f1bc9da80cb79664d0ea7fde3..cf4305ba6826d90b3d05ad4707f31050f9052f75 100644
--- a/src/trusted/service_runtime/sel_ldr-inl.h
+++ b/src/trusted/service_runtime/sel_ldr-inl.h
@@ -49,6 +49,8 @@
  * 0 is a valid user address.)
  */
 
+#include "native_client/src/trusted/service_runtime/arch/sel_ldr_arch.h"
+
 static INLINE uintptr_t NaClUserToSysAddrNullOkay(struct NaClApp  *nap,
                                                   uintptr_t       uaddr) {
   if (((uintptr_t) 1U << nap->addr_bits <= uaddr)) {
@@ -188,6 +190,9 @@ static INLINE uintptr_t NaClSandboxCodeAddr(struct NaClApp *nap,
   addr |= 0xf;
 # endif  /* defined(NACL_TARGET_ARM_THUMB2_MODE) */
   return addr;
+#elif NACL_ARCH(NACL_BUILD_ARCH) == NACL_mips
+  UNREFERENCED_PARAMETER(nap);
+  return addr & NACL_CONTROL_FLOW_MASK;
 #else
 # error "What architecture are we on?!?"
 #endif