(mips) adding simulator support for AUI/DAUI/DAHI/DATI instructions.

src/mips/disasm-mips.cc

Index: src/mips/disasm-mips.cc
diff --git a/src/mips/disasm-mips.cc b/src/mips/disasm-mips.cc
index 5502f4170cc995a35cab6cbb63c7798ef6952ced..e211bbcf1d4a8e48852953baa771f4fc43ea4919 100644
--- a/src/mips/disasm-mips.cc
+++ b/src/mips/disasm-mips.cc
@@ -1498,7 +1498,7 @@ void Decoder::DecodeTypeImmediate(Instruction* instr) {
         Format(instr, "lui     'rt, 'imm16x");
       } else {
         if (instr->RsValue() != 0) {
-          Format(instr, "aui     'rt, 'imm16x");
+          Format(instr, "aui     'rt, 'rs, 'imm16x");
         } else {
           Format(instr, "lui     'rt, 'imm16x");
         }