MIPS: Hydrogenisation of binops

Port r17104.

R=olivf@chromium.org

Review URL: https://codereview.chromium.org/26002002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17108 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/spaces.cc

@@ -1077,7 +1077,14 @@ intptr_t PagedSpace::SizeOfFirstPage() {
         // upgraded to handle small pages.
         size = AreaSize();
       } else {
+#if V8_TARGET_ARCH_MIPS
+        // On MIPS, code stubs seem to be quite a bit larger.
+        // TODO(olivf/MIPS folks): Can we do anything about this? Does it
+        // indicate the presence of a bug?
+        size = 464 * KB;
+#else
         size = 416 * KB;
+#endif
       }
       break;
     default: