MIPS: Make all registers addressable in Operands.

src/register-configuration.cc

Index: src/register-configuration.cc
diff --git a/src/register-configuration.cc b/src/register-configuration.cc
index d3dc4f08d70f3e42f40aa7e4a16bab9413176983..9b1c951f83849dd8951e586e39547fca8d5ad133 100644
--- a/src/register-configuration.cc
+++ b/src/register-configuration.cc
@@ -61,6 +61,14 @@ class ArchDefaultRegisterConfiguration : public RegisterConfiguration {
             kMaxAllocatableGeneralRegisterCount,
             kMaxAllocatableDoubleRegisterCount,
             kMaxAllocatableDoubleRegisterCount,
+#elif V8_TARGET_ARCH_MIPS
+            kMaxAllocatableGeneralRegisterCount,
+            kMaxAllocatableDoubleRegisterCount,
+            kMaxAllocatableDoubleRegisterCount,
+#elif V8_TARGET_ARCH_MIPS64
+            kMaxAllocatableGeneralRegisterCount,
+            kMaxAllocatableDoubleRegisterCount,
+            kMaxAllocatableDoubleRegisterCount,
 #else
             GetAllocatableGeneralRegisterCount(),
             GetAllocatableDoubleRegisterCount(),