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test/cctest/compiler/codegen-tester.cc

Index: test/cctest/compiler/codegen-tester.cc
diff --git a/test/cctest/compiler/codegen-tester.cc b/test/cctest/compiler/codegen-tester.cc
new file mode 100644
index 0000000000000000000000000000000000000000..24b2c6e9f046b093cfc8ac0f5d49f3b249d4c066
--- /dev/null
+++ b/test/cctest/compiler/codegen-tester.cc
@@ -0,0 +1,578 @@
+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "src/v8.h"
+
+#include "test/cctest/cctest.h"
+#include "test/cctest/compiler/codegen-tester.h"
+#include "test/cctest/compiler/value-helper.h"
+
+using namespace v8::internal;
+using namespace v8::internal::compiler;
+
+TEST(CompareWrapper) {
+  // Who tests the testers?
+  // If CompareWrapper is broken, then test expectations will be broken.
+  RawMachineAssemblerTester<int32_t> m;
+  CompareWrapper wWord32Equal(IrOpcode::kWord32Equal);
+  CompareWrapper wInt32LessThan(IrOpcode::kInt32LessThan);
+  CompareWrapper wInt32LessThanOrEqual(IrOpcode::kInt32LessThanOrEqual);
+  CompareWrapper wUint32LessThan(IrOpcode::kUint32LessThan);
+  CompareWrapper wUint32LessThanOrEqual(IrOpcode::kUint32LessThanOrEqual);
+
+  {
+    FOR_INT32_INPUTS(pl) {
+      FOR_INT32_INPUTS(pr) {
+        int32_t a = *pl;
+        int32_t b = *pr;
+        CHECK_EQ(a == b, wWord32Equal.Int32Compare(a, b));
+        CHECK_EQ(a < b, wInt32LessThan.Int32Compare(a, b));
+        CHECK_EQ(a <= b, wInt32LessThanOrEqual.Int32Compare(a, b));
+      }
+    }
+  }
+
+  {
+    FOR_UINT32_INPUTS(pl) {
+      FOR_UINT32_INPUTS(pr) {
+        uint32_t a = *pl;
+        uint32_t b = *pr;
+        CHECK_EQ(a == b, wWord32Equal.Int32Compare(a, b));
+        CHECK_EQ(a < b, wUint32LessThan.Int32Compare(a, b));
+        CHECK_EQ(a <= b, wUint32LessThanOrEqual.Int32Compare(a, b));
+      }
+    }
+  }
+
+  CHECK_EQ(true, wWord32Equal.Int32Compare(0, 0));
+  CHECK_EQ(true, wWord32Equal.Int32Compare(257, 257));
+  CHECK_EQ(true, wWord32Equal.Int32Compare(65539, 65539));
+  CHECK_EQ(true, wWord32Equal.Int32Compare(-1, -1));
+  CHECK_EQ(true, wWord32Equal.Int32Compare(0xffffffff, 0xffffffff));
+
+  CHECK_EQ(false, wWord32Equal.Int32Compare(0, 1));
+  CHECK_EQ(false, wWord32Equal.Int32Compare(257, 256));
+  CHECK_EQ(false, wWord32Equal.Int32Compare(65539, 65537));
+  CHECK_EQ(false, wWord32Equal.Int32Compare(-1, -2));
+  CHECK_EQ(false, wWord32Equal.Int32Compare(0xffffffff, 0xfffffffe));
+
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(0, 0));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(357, 357));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(75539, 75539));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(-1, -1));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(0xffffffff, 0xffffffff));
+
+  CHECK_EQ(true, wInt32LessThan.Int32Compare(0, 1));
+  CHECK_EQ(true, wInt32LessThan.Int32Compare(456, 457));
+  CHECK_EQ(true, wInt32LessThan.Int32Compare(85537, 85539));
+  CHECK_EQ(true, wInt32LessThan.Int32Compare(-2, -1));
+  CHECK_EQ(true, wInt32LessThan.Int32Compare(0xfffffffe, 0xffffffff));
+
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(1, 0));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(457, 456));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(85539, 85537));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(-1, -2));
+  CHECK_EQ(false, wInt32LessThan.Int32Compare(0xffffffff, 0xfffffffe));
+
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0, 0));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(357, 357));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(75539, 75539));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(-1, -1));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0xffffffff, 0xffffffff));
+
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0, 1));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(456, 457));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(85537, 85539));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(-2, -1));
+  CHECK_EQ(true, wInt32LessThanOrEqual.Int32Compare(0xfffffffe, 0xffffffff));
+
+  CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(1, 0));
+  CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(457, 456));
+  CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(85539, 85537));
+  CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(-1, -2));
+  CHECK_EQ(false, wInt32LessThanOrEqual.Int32Compare(0xffffffff, 0xfffffffe));
+
+  // Unsigned comparisons.
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(0, 0));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(357, 357));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(75539, 75539));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(-1, -1));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(0xffffffff, 0xffffffff));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(0xffffffff, 0));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(-2999, 0));
+
+  CHECK_EQ(true, wUint32LessThan.Int32Compare(0, 1));
+  CHECK_EQ(true, wUint32LessThan.Int32Compare(456, 457));
+  CHECK_EQ(true, wUint32LessThan.Int32Compare(85537, 85539));
+  CHECK_EQ(true, wUint32LessThan.Int32Compare(-11, -10));
+  CHECK_EQ(true, wUint32LessThan.Int32Compare(0xfffffffe, 0xffffffff));
+  CHECK_EQ(true, wUint32LessThan.Int32Compare(0, 0xffffffff));
+  CHECK_EQ(true, wUint32LessThan.Int32Compare(0, -2996));
+
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(1, 0));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(457, 456));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(85539, 85537));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(-10, -21));
+  CHECK_EQ(false, wUint32LessThan.Int32Compare(0xffffffff, 0xfffffffe));
+
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0, 0));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(357, 357));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(75539, 75539));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(-1, -1));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0xffffffff, 0xffffffff));
+
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0, 1));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(456, 457));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(85537, 85539));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(-300, -299));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(-300, -300));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0xfffffffe, 0xffffffff));
+  CHECK_EQ(true, wUint32LessThanOrEqual.Int32Compare(0, -2995));
+
+  CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(1, 0));
+  CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(457, 456));
+  CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(85539, 85537));
+  CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(-130, -170));
+  CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(0xffffffff, 0xfffffffe));
+  CHECK_EQ(false, wUint32LessThanOrEqual.Int32Compare(-2997, 0));
+
+  CompareWrapper wFloat64Equal(IrOpcode::kFloat64Equal);
+  CompareWrapper wFloat64LessThan(IrOpcode::kFloat64LessThan);
+  CompareWrapper wFloat64LessThanOrEqual(IrOpcode::kFloat64LessThanOrEqual);
+
+  // Check NaN handling.
+  double nan = v8::base::OS::nan_value();
+  double inf = V8_INFINITY;
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, 0.0));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, 1.0));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, inf));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, -inf));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, nan));
+
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(0.0, nan));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(1.0, nan));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, nan));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, nan));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(nan, nan));
+
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, 0.0));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, 1.0));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, -inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, nan));
+
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(0.0, nan));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(1.0, nan));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, nan));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(-inf, nan));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(nan, nan));
+
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, 0.0));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, 1.0));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, inf));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, -inf));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, nan));
+
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(0.0, nan));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(1.0, nan));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, nan));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(-inf, nan));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(nan, nan));
+
+  // Check inf handling.
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, 0.0));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, 1.0));
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(inf, inf));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, -inf));
+
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(0.0, inf));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(1.0, inf));
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(inf, inf));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, inf));
+
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, 0.0));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, 1.0));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, -inf));
+
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(0.0, inf));
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(1.0, inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, inf));
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, inf));
+
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, 0.0));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, 1.0));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(inf, inf));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, -inf));
+
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(0.0, inf));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(1.0, inf));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(inf, inf));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, inf));
+
+  // Check -inf handling.
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, 0.0));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, 1.0));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(-inf, inf));
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(-inf, -inf));
+
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(0.0, -inf));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(1.0, -inf));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(inf, -inf));
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(-inf, -inf));
+
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, 0.0));
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, 1.0));
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(-inf, inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(-inf, -inf));
+
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(0.0, -inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(1.0, -inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(inf, -inf));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(-inf, -inf));
+
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, 0.0));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, 1.0));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, inf));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, -inf));
+
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(0.0, -inf));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(1.0, -inf));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(inf, -inf));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-inf, -inf));
+
+  // Check basic values.
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(0, 0));
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(257.1, 257.1));
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(65539.1, 65539.1));
+  CHECK_EQ(true, wFloat64Equal.Float64Compare(-1.1, -1.1));
+
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(0, 1));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(257.2, 256.2));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(65539.2, 65537.2));
+  CHECK_EQ(false, wFloat64Equal.Float64Compare(-1.2, -2.2));
+
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(0, 0));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(357.3, 357.3));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(75539.3, 75539.3));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(-1.3, -1.3));
+
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(0, 1));
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(456.4, 457.4));
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(85537.4, 85539.4));
+  CHECK_EQ(true, wFloat64LessThan.Float64Compare(-2.4, -1.4));
+
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(1, 0));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(457.5, 456.5));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(85539.5, 85537.5));
+  CHECK_EQ(false, wFloat64LessThan.Float64Compare(-1.5, -2.5));
+
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(0, 0));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(357.6, 357.6));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(75539.6, 75539.6));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-1.6, -1.6));
+
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(0, 1));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(456.7, 457.7));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(85537.7, 85539.7));
+  CHECK_EQ(true, wFloat64LessThanOrEqual.Float64Compare(-2.7, -1.7));
+
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(1, 0));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(457.8, 456.8));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(85539.8, 85537.8));
+  CHECK_EQ(false, wFloat64LessThanOrEqual.Float64Compare(-1.8, -2.8));
+}
+
+
+void Int32BinopInputShapeTester::TestAllInputShapes() {
+  std::vector<int32_t> inputs = ValueHelper::int32_vector();
+  int num_int_inputs = static_cast<int>(inputs.size());
+  if (num_int_inputs > 16) num_int_inputs = 16;  // limit to 16 inputs
+
+  for (int i = -2; i < num_int_inputs; i++) {    // for all left shapes
+    for (int j = -2; j < num_int_inputs; j++) {  // for all right shapes
+      if (i >= 0 && j >= 0) break;               // No constant/constant combos
+      RawMachineAssemblerTester<int32_t> m(kMachineWord32, kMachineWord32);
+      Node* p0 = m.Parameter(0);
+      Node* p1 = m.Parameter(1);
+      Node* n0;
+      Node* n1;
+
+      // left = Parameter | Load | Constant
+      if (i == -2) {
+        n0 = p0;
+      } else if (i == -1) {
+        n0 = m.LoadFromPointer(&input_a, kMachineWord32);
+      } else {
+        n0 = m.Int32Constant(inputs[i]);
+      }
+
+      // right = Parameter | Load | Constant
+      if (j == -2) {
+        n1 = p1;
+      } else if (j == -1) {
+        n1 = m.LoadFromPointer(&input_b, kMachineWord32);
+      } else {
+        n1 = m.Int32Constant(inputs[j]);
+      }
+
+      gen->gen(&m, n0, n1);
+
+      if (false) printf("Int32BinopInputShapeTester i=%d, j=%d\n", i, j);
+      if (i >= 0) {
+        input_a = inputs[i];
+        RunRight(&m);
+      } else if (j >= 0) {
+        input_b = inputs[j];
+        RunLeft(&m);
+      } else {
+        Run(&m);
+      }
+    }
+  }
+}
+
+
+void Int32BinopInputShapeTester::Run(RawMachineAssemblerTester<int32_t>* m) {
+  FOR_INT32_INPUTS(pl) {
+    FOR_INT32_INPUTS(pr) {
+      input_a = *pl;
+      input_b = *pr;
+      int32_t expect = gen->expected(input_a, input_b);
+      if (false) printf("  cmp(a=%d, b=%d) ?== %d\n", input_a, input_b, expect);
+      CHECK_EQ(expect, m->Call(input_a, input_b));
+    }
+  }
+}
+
+
+void Int32BinopInputShapeTester::RunLeft(
+    RawMachineAssemblerTester<int32_t>* m) {
+  FOR_UINT32_INPUTS(i) {
+    input_a = *i;
+    int32_t expect = gen->expected(input_a, input_b);
+    if (false) printf("  cmp(a=%d, b=%d) ?== %d\n", input_a, input_b, expect);
+    CHECK_EQ(expect, m->Call(input_a, input_b));
+  }
+}
+
+
+void Int32BinopInputShapeTester::RunRight(
+    RawMachineAssemblerTester<int32_t>* m) {
+  FOR_UINT32_INPUTS(i) {
+    input_b = *i;
+    int32_t expect = gen->expected(input_a, input_b);
+    if (false) printf("  cmp(a=%d, b=%d) ?== %d\n", input_a, input_b, expect);
+    CHECK_EQ(expect, m->Call(input_a, input_b));
+  }
+}
+
+
+TEST(ParametersEqual) {
+  RawMachineAssemblerTester<int32_t> m(kMachineWord32, kMachineWord32);
+  Node* p1 = m.Parameter(1);
+  CHECK_NE(NULL, p1);
+  Node* p0 = m.Parameter(0);
+  CHECK_NE(NULL, p0);
+  CHECK_EQ(p0, m.Parameter(0));
+  CHECK_EQ(p1, m.Parameter(1));
+}
+
+
+#if V8_TURBOFAN_TARGET
+
+void RunSmiConstant(int32_t v) {
+// TODO(dcarney): on x64 Smis are generated with the SmiConstantRegister
+#if !V8_TARGET_ARCH_X64
+  if (Smi::IsValid(v)) {
+    RawMachineAssemblerTester<Object*> m;
+    m.Return(m.NumberConstant(v));
+    CHECK_EQ(Smi::FromInt(v), m.Call());
+  }
+#endif
+}
+
+
+void RunNumberConstant(double v) {
+  RawMachineAssemblerTester<Object*> m;
+#if V8_TARGET_ARCH_X64
+  // TODO(dcarney): on x64 Smis are generated with the SmiConstantRegister
+  Handle<Object> number = m.isolate()->factory()->NewNumber(v);
+  if (number->IsSmi()) return;
+#endif
+  m.Return(m.NumberConstant(v));
+  Object* result = m.Call();
+  m.CheckNumber(v, result);
+}
+
+
+TEST(RunEmpty) {
+  RawMachineAssemblerTester<int32_t> m;
+  m.Return(m.Int32Constant(0));
+  CHECK_EQ(0, m.Call());
+}
+
+
+TEST(RunInt32Constants) {
+  FOR_INT32_INPUTS(i) {
+    RawMachineAssemblerTester<int32_t> m;
+    m.Return(m.Int32Constant(*i));
+    CHECK_EQ(*i, m.Call());
+  }
+}
+
+
+TEST(RunSmiConstants) {
+  for (int32_t i = 1; i < Smi::kMaxValue && i != 0; i = i << 1) {
+    RunSmiConstant(i);
+    RunSmiConstant(3 * i);
+    RunSmiConstant(5 * i);
+    RunSmiConstant(-i);
+    RunSmiConstant(i | 1);
+    RunSmiConstant(i | 3);
+  }
+  RunSmiConstant(Smi::kMaxValue);
+  RunSmiConstant(Smi::kMaxValue - 1);
+  RunSmiConstant(Smi::kMinValue);
+  RunSmiConstant(Smi::kMinValue + 1);
+
+  FOR_INT32_INPUTS(i) { RunSmiConstant(*i); }
+}
+
+
+TEST(RunNumberConstants) {
+  {
+    FOR_FLOAT64_INPUTS(i) { RunNumberConstant(*i); }
+  }
+  {
+    FOR_INT32_INPUTS(i) { RunNumberConstant(*i); }
+  }
+
+  for (int32_t i = 1; i < Smi::kMaxValue && i != 0; i = i << 1) {
+    RunNumberConstant(i);
+    RunNumberConstant(-i);
+    RunNumberConstant(i | 1);
+    RunNumberConstant(i | 3);
+  }
+  RunNumberConstant(Smi::kMaxValue);
+  RunNumberConstant(Smi::kMaxValue - 1);
+  RunNumberConstant(Smi::kMinValue);
+  RunNumberConstant(Smi::kMinValue + 1);
+}
+
+
+TEST(RunEmptyString) {
+  RawMachineAssemblerTester<Object*> m;
+  m.Return(m.StringConstant("empty"));
+  m.CheckString("empty", m.Call());
+}
+
+
+TEST(RunHeapConstant) {
+  RawMachineAssemblerTester<Object*> m;
+  m.Return(m.StringConstant("empty"));
+  m.CheckString("empty", m.Call());
+}
+
+
+TEST(RunHeapNumberConstant) {
+  RawMachineAssemblerTester<Object*> m;
+  Handle<Object> number = m.isolate()->factory()->NewHeapNumber(100.5);
+  m.Return(m.HeapConstant(number));
+  Object* result = m.Call();
+  CHECK_EQ(result, *number);
+}
+
+
+TEST(RunParam1) {
+  RawMachineAssemblerTester<int32_t> m(kMachineWord32);
+  m.Return(m.Parameter(0));
+
+  FOR_INT32_INPUTS(i) {
+    int32_t result = m.Call(*i);
+    CHECK_EQ(*i, result);
+  }
+}
+
+
+TEST(RunParam2_1) {
+  RawMachineAssemblerTester<int32_t> m(kMachineWord32, kMachineWord32);
+  Node* p0 = m.Parameter(0);
+  Node* p1 = m.Parameter(1);
+  m.Return(p0);
+  USE(p1);
+
+  FOR_INT32_INPUTS(i) {
+    int32_t result = m.Call(*i, -9999);
+    CHECK_EQ(*i, result);
+  }
+}
+
+
+TEST(RunParam2_2) {
+  RawMachineAssemblerTester<int32_t> m(kMachineWord32, kMachineWord32);
+  Node* p0 = m.Parameter(0);
+  Node* p1 = m.Parameter(1);
+  m.Return(p1);
+  USE(p0);
+
+  FOR_INT32_INPUTS(i) {
+    int32_t result = m.Call(-7777, *i);
+    CHECK_EQ(*i, result);
+  }
+}
+
+
+TEST(RunParam3) {
+  for (int i = 0; i < 3; i++) {
+    RawMachineAssemblerTester<int32_t> m(kMachineWord32, kMachineWord32,
+                                         kMachineWord32);
+    Node* nodes[] = {m.Parameter(0), m.Parameter(1), m.Parameter(2)};
+    m.Return(nodes[i]);
+
+    int p[] = {-99, -77, -88};
+    FOR_INT32_INPUTS(j) {
+      p[i] = *j;
+      int32_t result = m.Call(p[0], p[1], p[2]);
+      CHECK_EQ(*j, result);
+    }
+  }
+}
+
+
+TEST(RunBinopTester) {
+  {
+    RawMachineAssemblerTester<int32_t> m;
+    Int32BinopTester bt(&m);
+    bt.AddReturn(bt.param0);
+
+    FOR_INT32_INPUTS(i) { CHECK_EQ(*i, bt.call(*i, 777)); }
+  }
+
+  {
+    RawMachineAssemblerTester<int32_t> m;
+    Int32BinopTester bt(&m);
+    bt.AddReturn(bt.param1);
+
+    FOR_INT32_INPUTS(i) { CHECK_EQ(*i, bt.call(666, *i)); }
+  }
+
+  {
+    RawMachineAssemblerTester<int32_t> m;
+    Float64BinopTester bt(&m);
+    bt.AddReturn(bt.param0);
+
+    FOR_FLOAT64_INPUTS(i) { CHECK_EQ(*i, bt.call(*i, 9.0)); }
+  }
+
+  {
+    RawMachineAssemblerTester<int32_t> m;
+    Float64BinopTester bt(&m);
+    bt.AddReturn(bt.param1);
+
+    FOR_FLOAT64_INPUTS(i) { CHECK_EQ(*i, bt.call(-11.25, *i)); }
+  }
+}
+
+#endif  // V8_TURBOFAN_TARGET