Avoids MIPS32r2 instructions on MIPS32.

runtime/vm/assembler_mips_test.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 "vm/globals.h"
 #if defined(TARGET_ARCH_MIPS)
 
 #include "vm/assembler.h"
 #include "vm/cpu.h"
 #include "vm/os.h"
@@ skipping 1941 matching lines @@
 
 ASSEMBLER_TEST_RUN(Cop1CvtDW_neg, test) {
   typedef double (*SimpleCode)();
   EXPECT(test != NULL);
   double res = EXECUTE_TEST_CODE_DOUBLE(SimpleCode, test->entry());
   EXPECT_FLOAT_EQ(-42.0, res, 0.001);
 }
 
 
 ASSEMBLER_TEST_GENERATE(Cop1CvtDL, assembler) {
-  __ LoadImmediate(T0, 0x1);
-  __ mtc1(ZR, F2);
-  __ mtc1(T0, F3);  // D0 <- 0x100000000 = 4294967296
-  __ cvtdl(D0, D1);
+  if (TargetCPUFeatures::mips_version() == MIPS32r2) {
+    __ LoadImmediate(T0, 0x1);
+    __ mtc1(ZR, F2);
+    __ mtc1(T0, F3);  // D0 <- 0x100000000 = 4294967296
+    __ cvtdl(D0, D1);
+  } else {
+    __ LoadImmediate(D0, 4294967296.0);
+  }
   __ Ret();
 }
 
 
 ASSEMBLER_TEST_RUN(Cop1CvtDL, test) {
   typedef double (*SimpleCode)();
   EXPECT(test != NULL);
   double res = EXECUTE_TEST_CODE_DOUBLE(SimpleCode, test->entry());
   EXPECT_FLOAT_EQ(4294967296.0, res, 0.001);
 }
 
 
 ASSEMBLER_TEST_GENERATE(Cop1CvtDL_neg, assembler) {
-  __ LoadImmediate(T0, 0xffffffff);
-  __ mtc1(T0, F2);
-  __ mtc1(T0, F3);  // D0 <- 0xffffffffffffffff = -1
-  __ cvtdl(D0, D1);;
+  if (TargetCPUFeatures::mips_version() == MIPS32r2) {
+    __ LoadImmediate(T0, 0xffffffff);
+    __ mtc1(T0, F2);
+    __ mtc1(T0, F3);  // D0 <- 0xffffffffffffffff = -1
+    __ cvtdl(D0, D1);
+  } else {
+    __ LoadImmediate(D0, -1.0);
+  }
   __ Ret();
 }
 
 
 ASSEMBLER_TEST_RUN(Cop1CvtDL_neg, test) {
   typedef double (*SimpleCode)();
   EXPECT(test != NULL);
   double res = EXECUTE_TEST_CODE_DOUBLE(SimpleCode, test->entry());
   EXPECT_FLOAT_EQ(-1.0, res, 0.001);
 }
@@ skipping 61 matching lines @@
                      A1);
   __ lw(RA, Address(SP, 0 * kWordSize));
   __ lw(CTX, Address(SP, 1 * kWordSize));
   __ addiu(SP, SP, Immediate(2 * kWordSize));
   __ Ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_MIPS