Index: test/cctest/compiler/value-helper.h |
diff --git a/test/cctest/compiler/value-helper.h b/test/cctest/compiler/value-helper.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7b8fcc60eb1ee3a994fc14791cbebcd4f5e3502f |
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+++ b/test/cctest/compiler/value-helper.h |
@@ -0,0 +1,122 @@ |
+// 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. |
+ |
+#ifndef V8_CCTEST_COMPILER_VALUE_HELPER_H_ |
+#define V8_CCTEST_COMPILER_VALUE_HELPER_H_ |
+ |
+#include "src/compiler/common-operator.h" |
+#include "src/compiler/node.h" |
+#include "src/compiler/node-matchers.h" |
+#include "src/isolate.h" |
+#include "src/objects.h" |
+#include "test/cctest/cctest.h" |
+#include "v8.h" |
+ |
+namespace v8 { |
+namespace internal { |
+namespace compiler { |
+ |
+// A collection of utilities related to numerical and heap values, including |
+// example input values of various types, including int32_t, uint32_t, double, |
+// etc. |
+class ValueHelper { |
+ public: |
+ Isolate* isolate_; |
+ |
+ ValueHelper() : isolate_(CcTest::InitIsolateOnce()) {} |
+ |
+ template <typename T> |
+ void CheckConstant(T expected, Node* node) { |
+ CHECK_EQ(expected, ValueOf<T>(node->op())); |
+ } |
+ |
+ void CheckFloat64Constant(double expected, Node* node) { |
+ CHECK_EQ(IrOpcode::kFloat64Constant, node->opcode()); |
+ CHECK_EQ(expected, ValueOf<double>(node->op())); |
+ } |
+ |
+ void CheckNumberConstant(double expected, Node* node) { |
+ CHECK_EQ(IrOpcode::kNumberConstant, node->opcode()); |
+ CHECK_EQ(expected, ValueOf<double>(node->op())); |
+ } |
+ |
+ void CheckInt32Constant(int32_t expected, Node* node) { |
+ CHECK_EQ(IrOpcode::kInt32Constant, node->opcode()); |
+ CHECK_EQ(expected, ValueOf<int32_t>(node->op())); |
+ } |
+ |
+ void CheckUint32Constant(int32_t expected, Node* node) { |
+ CHECK_EQ(IrOpcode::kInt32Constant, node->opcode()); |
+ CHECK_EQ(expected, ValueOf<uint32_t>(node->op())); |
+ } |
+ |
+ void CheckHeapConstant(Object* expected, Node* node) { |
+ CHECK_EQ(IrOpcode::kHeapConstant, node->opcode()); |
+ CHECK_EQ(expected, *ValueOf<Handle<Object> >(node->op())); |
+ } |
+ |
+ void CheckTrue(Node* node) { |
+ CheckHeapConstant(isolate_->heap()->true_value(), node); |
+ } |
+ |
+ void CheckFalse(Node* node) { |
+ CheckHeapConstant(isolate_->heap()->false_value(), node); |
+ } |
+ |
+ static std::vector<double> float64_vector() { |
+ static const double nan = v8::base::OS::nan_value(); |
+ static const double values[] = { |
+ 0.125, 0.25, 0.375, 0.5, |
+ 1.25, -1.75, 2, 5.125, |
+ 6.25, 0.0, -0.0, 982983.25, |
+ 888, 2147483647.0, -999.75, 3.1e7, |
+ -2e66, 3e-88, -2147483648.0, V8_INFINITY, |
+ -V8_INFINITY, nan, 2147483647.375, 2147483647.75, |
+ 2147483648.0, 2147483648.25, 2147483649.25, -2147483647.0, |
+ -2147483647.125, -2147483647.875, -2147483648.25, -2147483649.5}; |
+ return std::vector<double>(&values[0], &values[ARRAY_SIZE(values)]); |
+ } |
+ |
+ static const std::vector<int32_t> int32_vector() { |
+ std::vector<uint32_t> values = uint32_vector(); |
+ return std::vector<int32_t>(values.begin(), values.end()); |
+ } |
+ |
+ static const std::vector<uint32_t> uint32_vector() { |
+ static const uint32_t kValues[] = { |
+ 0x00000000, 0x00000001, 0xffffffff, 0x1b09788b, 0x04c5fce8, 0xcc0de5bf, |
+ 0x273a798e, 0x187937a3, 0xece3af83, 0x5495a16b, 0x0b668ecc, 0x11223344, |
+ 0x0000009e, 0x00000043, 0x0000af73, 0x0000116b, 0x00658ecc, 0x002b3b4c, |
+ 0x88776655, 0x70000000, 0x07200000, 0x7fffffff, 0x56123761, 0x7fffff00, |
+ 0x761c4761, 0x80000000, 0x88888888, 0xa0000000, 0xdddddddd, 0xe0000000, |
+ 0xeeeeeeee, 0xfffffffd, 0xf0000000, 0x007fffff, 0x003fffff, 0x001fffff, |
+ 0x000fffff, 0x0007ffff, 0x0003ffff, 0x0001ffff, 0x0000ffff, 0x00007fff, |
+ 0x00003fff, 0x00001fff, 0x00000fff, 0x000007ff, 0x000003ff, 0x000001ff}; |
+ return std::vector<uint32_t>(&kValues[0], &kValues[ARRAY_SIZE(kValues)]); |
+ } |
+ |
+ static const std::vector<double> nan_vector(size_t limit = 0) { |
+ static const double nan = v8::base::OS::nan_value(); |
+ static const double values[] = {-nan, -V8_INFINITY * -0.0, |
+ -V8_INFINITY * 0.0, V8_INFINITY * -0.0, |
+ V8_INFINITY * 0.0, nan}; |
+ return std::vector<double>(&values[0], &values[ARRAY_SIZE(values)]); |
+ } |
+}; |
+ |
+// Helper macros that can be used in FOR_INT32_INPUTS(i) { ... *i ... } |
+// Watch out, these macros aren't hygenic; they pollute your scope. Thanks STL. |
+#define FOR_INPUTS(ctype, itype, var) \ |
+ std::vector<ctype> var##_vec = ValueHelper::itype##_vector(); \ |
+ for (std::vector<ctype>::iterator var = var##_vec.begin(); \ |
+ var != var##_vec.end(); ++var) |
+ |
+#define FOR_INT32_INPUTS(var) FOR_INPUTS(int32_t, int32, var) |
+#define FOR_UINT32_INPUTS(var) FOR_INPUTS(uint32_t, uint32, var) |
+#define FOR_FLOAT64_INPUTS(var) FOR_INPUTS(double, float64, var) |
+} |
+} |
+} // namespace v8::internal::compiler |
+ |
+#endif // V8_CCTEST_COMPILER_VALUE_HELPER_H_ |