MIPS: disabling rsqrt and recip for mips32r1

test/cctest/test-assembler-mips.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2493 matching lines @@
 
   float outputs_S[tableLength] = {
     0.0, 2.0, sqrt2_s, 2e-14
   };
 
 
   __ lwc1(f2, MemOperand(a0, offsetof(TestFloat, a)) );
   __ ldc1(f8, MemOperand(a0, offsetof(TestFloat, c)) );
   __ sqrt_s(f6, f2);
   __ sqrt_d(f12, f8);
-  __ rsqrt_d(f14, f8);
-  __ rsqrt_s(f16, f2);
-  __ recip_d(f18, f8);
-  __ recip_s(f20, f2);
+
+  if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) {
+    __ rsqrt_d(f14, f8);
+    __ rsqrt_s(f16, f2);
+    __ recip_d(f18, f8);
+    __ recip_s(f20, f2);
+  }
   __ swc1(f6, MemOperand(a0, offsetof(TestFloat, resultS)) );
   __ sdc1(f12, MemOperand(a0, offsetof(TestFloat, resultD)) );
-  __ swc1(f16, MemOperand(a0, offsetof(TestFloat, resultS1)) );
-  __ sdc1(f14, MemOperand(a0, offsetof(TestFloat, resultD1)) );
-  __ swc1(f20, MemOperand(a0, offsetof(TestFloat, resultS2)) );
-  __ sdc1(f18, MemOperand(a0, offsetof(TestFloat, resultD2)) );
+
+  if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) {
+    __ swc1(f16, MemOperand(a0, offsetof(TestFloat, resultS1)) );
+    __ sdc1(f14, MemOperand(a0, offsetof(TestFloat, resultD1)) );
+    __ swc1(f20, MemOperand(a0, offsetof(TestFloat, resultS2)) );
+    __ sdc1(f18, MemOperand(a0, offsetof(TestFloat, resultD2)) );
+  }
   __ jr(ra);
   __ nop();
 
   CodeDesc desc;
   assm.GetCode(&desc);
   Handle<Code> code = isolate->factory()->NewCode(
       desc, Code::ComputeFlags(Code::STUB), Handle<Code>());
   F3 f = FUNCTION_CAST<F3>(code->entry());
 
   for (int i = 0; i < tableLength; i++) {
     float f1;
     double d1;
     test.a = inputs_S[i];
     test.c = inputs_D[i];
 
     (CALL_GENERATED_CODE(f, &test, 0, 0, 0, 0));
 
     CHECK_EQ(test.resultS, outputs_S[i]);
     CHECK_EQ(test.resultD, outputs_D[i]);
 
-    if (i != 0) {
-      f1 = test.resultS1 - 1.0F/outputs_S[i];
-      f1 = (f1 < 0) ? f1 : -f1;
-      CHECK(f1 <= deltaFloat);
-      d1 = test.resultD1 - 1.0L/outputs_D[i];
-      d1 = (d1 < 0) ? d1 : -d1;
-      CHECK(d1 <= deltaDouble);
-      f1 = test.resultS2 - 1.0F/inputs_S[i];
-      f1 = (f1 < 0) ? f1 : -f1;
-      CHECK(f1 <= deltaFloat);
-      d1 = test.resultD2 - 1.0L/inputs_D[i];
-      d1 = (d1 < 0) ? d1 : -d1;
-      CHECK(d1 <= deltaDouble);
-    } else {
-      CHECK_EQ(test.resultS1, 1.0F/outputs_S[i]);
-      CHECK_EQ(test.resultD1, 1.0L/outputs_D[i]);
-      CHECK_EQ(test.resultS2, 1.0F/inputs_S[i]);
-      CHECK_EQ(test.resultD2, 1.0L/inputs_D[i]);
+    if (IsMipsArchVariant(kMips32r2) || IsMipsArchVariant(kMips32r6)) {
+      if (i != 0) {
+        f1 = test.resultS1 - 1.0F/outputs_S[i];
+        f1 = (f1 < 0) ? f1 : -f1;
+        CHECK(f1 <= deltaFloat);
+        d1 = test.resultD1 - 1.0L/outputs_D[i];
+        d1 = (d1 < 0) ? d1 : -d1;
+        CHECK(d1 <= deltaDouble);
+        f1 = test.resultS2 - 1.0F/inputs_S[i];
+        f1 = (f1 < 0) ? f1 : -f1;
+        CHECK(f1 <= deltaFloat);
+        d1 = test.resultD2 - 1.0L/inputs_D[i];
+        d1 = (d1 < 0) ? d1 : -d1;
+        CHECK(d1 <= deltaDouble);
+      } else {
+        CHECK_EQ(test.resultS1, 1.0F/outputs_S[i]);
+        CHECK_EQ(test.resultD1, 1.0L/outputs_D[i]);
+        CHECK_EQ(test.resultS2, 1.0F/inputs_S[i]);
+        CHECK_EQ(test.resultD2, 1.0L/inputs_D[i]);
+      }
     }
   }
 }
 
 
 TEST(neg) {
   const int tableLength = 3;
   CcTest::InitializeVM();
   Isolate* isolate = CcTest::i_isolate();
   HandleScope scope(isolate);
@@ skipping 2470 matching lines @@
     size_t nr_test_cases = sizeof(tc) / sizeof(TestCaseBalc);
     for (size_t i = 0; i < nr_test_cases; ++i) {
       int32_t res = run_balc(tc[i].offset);
       CHECK_EQ(tc[i].expected_res, res);
     }
   }
 }
 
 
 #undef __