Implements far branch targets for MIPS.

runtime/vm/simulator_mips.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include <math.h>  // for isnan.
 #include <setjmp.h>
 #include <stdlib.h>
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_MIPS)
@@ skipping 1471 matching lines @@
       DoBranch(instr, rs_val >= 0, false);
       break;
     }
     case BGEZAL: {
       int32_t rs_val = get_register(instr->RsField());
       // Return address is one after the delay slot.
       set_register(RA, pc_ + (2*Instr::kInstrSize));
       DoBranch(instr, rs_val >= 0, false);
       break;
     }
+    case BLTZAL: {
+      int32_t rs_val = get_register(instr->RsField());
+      // Return address is one after the delay slot.
+      set_register(RA, pc_ + (2*Instr::kInstrSize));
+      DoBranch(instr, rs_val < 0, false);
+      break;
+    }
     case BGEZL: {
       // Format(instr, "bgezl 'rs, 'dest");
       int32_t rs_val = get_register(instr->RsField());
       DoBranch(instr, rs_val >= 0, true);
       break;
     }
     case BLTZ: {
       // Format(instr, "bltz 'rs, 'dest");
       int32_t rs_val = get_register(instr->RsField());
       DoBranch(instr, rs_val < 0, false);
@@ skipping 722 matching lines @@
   set_register(kExceptionObjectReg, bit_cast<int32_t>(raw_exception));
   set_register(kStackTraceObjectReg, bit_cast<int32_t>(raw_stacktrace));
   buf->Longjmp();
 }
 
 }  // namespace dart
 
 #endif  // !defined(HOST_ARCH_MIPS)
 
 #endif  // defined TARGET_ARCH_MIPS