EXPECT_EQ(zero, one.lshr(1));
EXPECT_EQ(zero, one.ashr(1));
+ // Rotates.
+ EXPECT_EQ(one, one.rotl(0));
+ EXPECT_EQ(one, one.rotl(1));
+ EXPECT_EQ(one, one.rotr(0));
+ EXPECT_EQ(one, one.rotr(1));
+
// Multiplies.
EXPECT_EQ(neg_one, neg_one * one);
EXPECT_EQ(neg_one, one * neg_one);
EXPECT_EQ(ValA.toString(10, false), ValC.toString(10, false));
}
+TEST(APIntTest, Rotate) {
+ EXPECT_EQ(APInt(8, 1), APInt(8, 1).rotl(0));
+ EXPECT_EQ(APInt(8, 2), APInt(8, 1).rotl(1));
+ EXPECT_EQ(APInt(8, 4), APInt(8, 1).rotl(2));
+ EXPECT_EQ(APInt(8, 16), APInt(8, 1).rotl(4));
+ EXPECT_EQ(APInt(8, 1), APInt(8, 1).rotl(8));
+
+ EXPECT_EQ(APInt(8, 16), APInt(8, 16).rotl(0));
+ EXPECT_EQ(APInt(8, 32), APInt(8, 16).rotl(1));
+ EXPECT_EQ(APInt(8, 64), APInt(8, 16).rotl(2));
+ EXPECT_EQ(APInt(8, 1), APInt(8, 16).rotl(4));
+ EXPECT_EQ(APInt(8, 16), APInt(8, 16).rotl(8));
+
+ EXPECT_EQ(APInt(8, 16), APInt(8, 16).rotr(0));
+ EXPECT_EQ(APInt(8, 8), APInt(8, 16).rotr(1));
+ EXPECT_EQ(APInt(8, 4), APInt(8, 16).rotr(2));
+ EXPECT_EQ(APInt(8, 1), APInt(8, 16).rotr(4));
+ EXPECT_EQ(APInt(8, 16), APInt(8, 16).rotr(8));
+
+ EXPECT_EQ(APInt(8, 1), APInt(8, 1).rotr(0));
+ EXPECT_EQ(APInt(8, 128), APInt(8, 1).rotr(1));
+ EXPECT_EQ(APInt(8, 64), APInt(8, 1).rotr(2));
+ EXPECT_EQ(APInt(8, 16), APInt(8, 1).rotr(4));
+ EXPECT_EQ(APInt(8, 1), APInt(8, 1).rotr(8));
+}
+
}