[MIPS] Support for MIPS PNaCl in PPAPI

ppapi/native_client/src/trusted/plugin/plugin.gypi

Index: ppapi/native_client/src/trusted/plugin/plugin.gypi
diff --git a/ppapi/native_client/src/trusted/plugin/plugin.gypi b/ppapi/native_client/src/trusted/plugin/plugin.gypi
index 7f3bff4140273b4faf91bdf42a2263fe48fb10cf..60c396fd7b58b6ef94b0d0129d5795db4c997793 100644
--- a/ppapi/native_client/src/trusted/plugin/plugin.gypi
+++ b/ppapi/native_client/src/trusted/plugin/plugin.gypi
@@ -27,14 +27,17 @@
     ],
     # Append the arch-specific ISA code to common_sources.
     'conditions': [
-      # Note: this test assumes that if this is not an ARM build, then this is
-      # is an x86 build.  This is because |target_arch| for x86 can be one of a
-      # number of values (x64, ia32, etc.).
       ['target_arch=="arm"', {
         'common_sources': [
           'arch_arm/sandbox_isa.cc',
         ],
-      }, {  # else: 'target_arch != "arm"
+      }],
+      ['target_arch=="mipsel"', {

[dmichael (off chromium), 2014/02/05 23:55:22]

So am I correct in understanding that you're only adding support for
little-endian MIPS? That seems appropriate; I think a lot of things would be
broken in a big-endian architecture.

[petarj, 2014/02/06 00:38:48]

Correct.

+        'common_sources': [
+          'arch_mips/sandbox_isa.cc',
+        ],
+      }],
+      ['target_arch=="ia32" or target_arch=="x64"', {
         'common_sources': [
           'arch_x86/sandbox_isa.cc',
         ],