[MIPS] Implementation of sel_ldr for MIPS architecture.

src/trusted/platform_qualify/build.scons

Index: src/trusted/platform_qualify/build.scons
diff --git a/src/trusted/platform_qualify/build.scons b/src/trusted/platform_qualify/build.scons
index d571501848848cce699ad07e0a4576a7bf220b0d..ee3f0c0613b42a885de5d79dd992c89de53c9a53 100644
--- a/src/trusted/platform_qualify/build.scons
+++ b/src/trusted/platform_qualify/build.scons
@@ -76,6 +76,12 @@ if env.Bit('build_arm'):
   # Compile ARM primitives for checking VFP/vector features.
   pql_inputs += ['arch/arm/nacl_qualify_fpu.c']
 
+if env.Bit('build_mips32'):
+  # Compile Mips primitives for checking XN functionality
+  pql_inputs += ['arch/mips/nacl_dep_qualify_arch.c']
+  # Compile Mips primitives for checking VFP/vector features.
+  pql_inputs += ['arch/mips/nacl_qualify_fpu.c']
+
 
 # ----------------------------------------------------------
 #