#include "src/compiler/js-graph.h"
#include "src/compiler/node-properties-inl.h"
#include "src/compiler/typer.h"
+#include "testing/gmock-support.h"
+
+using testing::Capture;
namespace v8 {
namespace internal {
// -----------------------------------------------------------------------------
+// Math.max
+
+
+TEST_F(JSBuiltinReducerTest, MathMax0) {
+ Handle<JSFunction> f(isolate()->context()->math_max_fun());
+
+ Node* fun = HeapConstant(Unique<HeapObject>::CreateUninitialized(f));
+ Node* call = graph()->NewNode(javascript()->Call(2, NO_CALL_FUNCTION_FLAGS),
+ fun, UndefinedConstant());
+ Reduction r = Reduce(call);
+
+ EXPECT_TRUE(r.Changed());
+ EXPECT_THAT(r.replacement(), IsNumberConstant(-V8_INFINITY));
+}
+
+
+TEST_F(JSBuiltinReducerTest, MathMax1) {
+ Handle<JSFunction> f(isolate()->context()->math_max_fun());
+
+ TRACED_FOREACH(Type*, t0, kNumberTypes) {
+ Node* p0 = Parameter(t0, 0);
+ Node* fun = HeapConstant(Unique<HeapObject>::CreateUninitialized(f));
+ Node* call = graph()->NewNode(javascript()->Call(3, NO_CALL_FUNCTION_FLAGS),
+ fun, UndefinedConstant(), p0);
+ Reduction r = Reduce(call);
+
+ EXPECT_TRUE(r.Changed());
+ EXPECT_THAT(r.replacement(), p0);
+ }
+}
+
+
+TEST_F(JSBuiltinReducerTest, MathMax2) {
+ Handle<JSFunction> f(isolate()->context()->math_max_fun());
+
+ TRACED_FOREACH(Type*, t0, kNumberTypes) {
+ TRACED_FOREACH(Type*, t1, kNumberTypes) {
+ Node* p0 = Parameter(t0, 0);
+ Node* p1 = Parameter(t1, 1);
+ Node* fun = HeapConstant(Unique<HeapObject>::CreateUninitialized(f));
+ Node* call =
+ graph()->NewNode(javascript()->Call(4, NO_CALL_FUNCTION_FLAGS), fun,
+ UndefinedConstant(), p0, p1);
+ Reduction r = Reduce(call);
+
+ if (t0->Is(Type::Integral32()) && t1->Is(Type::Integral32())) {
+ Capture<Node*> branch;
+ EXPECT_TRUE(r.Changed());
+ EXPECT_THAT(
+ r.replacement(),
+ IsPhi(kMachNone, p1, p0,
+ IsMerge(IsIfTrue(CaptureEq(&branch)),
+ IsIfFalse(AllOf(CaptureEq(&branch),
+ IsBranch(IsNumberLessThan(p0, p1),
+ graph()->start()))))));
+ } else {
+ EXPECT_FALSE(r.Changed());
+ EXPECT_EQ(IrOpcode::kJSCallFunction, call->opcode());
+ }
+ }
+ }
+}
+
+
+// -----------------------------------------------------------------------------
// Math.imul
}
}
}
-
-
-TEST(BuiltinMathMax) {
- JSTypedLoweringTester R;
-
- Node* fun = R.HeapConstant(handle(R.isolate->context()->math_max_fun()));
- Node* call = R.graph.NewNode(R.javascript.Call(2, NO_CALL_FUNCTION_FLAGS),
- fun, R.UndefinedConstant());
- Node* r = R.reduce(call);
- R.CheckNumberConstant(-V8_INFINITY, r);
-
- for (size_t i = 0; i < arraysize(kNumberTypes); i++) {
- Type* t0 = kNumberTypes[i];
- Node* p0 = R.Parameter(t0, 0);
- Node* call = R.graph.NewNode(R.javascript.Call(3, NO_CALL_FUNCTION_FLAGS),
- fun, R.UndefinedConstant(), p0);
- Node* r = R.reduce(call);
- CHECK_EQ(IrOpcode::kParameter, r->opcode());
- CHECK_EQ(p0, r);
- }
-
- for (size_t i = 0; i < arraysize(kNumberTypes); i++) {
- for (size_t j = 0; j < arraysize(kNumberTypes); j++) {
- Type* t0 = kNumberTypes[i];
- Node* p0 = R.Parameter(t0, 0);
- Type* t1 = kNumberTypes[j];
- Node* p1 = R.Parameter(t1, 1);
- Node* call = R.graph.NewNode(R.javascript.Call(4, NO_CALL_FUNCTION_FLAGS),
- fun, R.UndefinedConstant(), p0, p1);
- Node* r = R.reduce(call);
-
- if (t0->Is(Type::Integral32()) && t1->Is(Type::Integral32())) {
- CHECK_EQ(IrOpcode::kPhi, r->opcode());
- CHECK(p0 == r->InputAt(0) || p1 == r->InputAt(0));
- CHECK(p1 == r->InputAt(1) || p0 == r->InputAt(1));
- } else {
- CHECK_EQ(IrOpcode::kJSCallFunction, r->opcode());
- CHECK_EQ(call, r);
- }
- }
- }
-}