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    Searched refs:Log2Floor (Results 1 - 2 of 2) sorted by null

  /external/chromium/base/
bits_unittest.cc 13 TEST(BitsTest, Log2Floor) {
14 EXPECT_EQ(-1, Log2Floor(0));
15 EXPECT_EQ(0, Log2Floor(1));
16 EXPECT_EQ(1, Log2Floor(2));
17 EXPECT_EQ(1, Log2Floor(3));
18 EXPECT_EQ(2, Log2Floor(4));
21 EXPECT_EQ(i, Log2Floor(value));
22 EXPECT_EQ(i, Log2Floor(value + 1));
23 EXPECT_EQ(i, Log2Floor(value + 2));
24 EXPECT_EQ(i - 1, Log2Floor(value - 1))
    [all...]
bits.h 18 inline int Log2Floor(uint32 n) {
40 // Log2Floor returns -1 for 0, so the following works correctly for n=1.
41 return 1 + Log2Floor(n - 1);

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