diff options
Diffstat (limited to 'src/zencore/intmath.cpp')
| -rw-r--r-- | src/zencore/intmath.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/zencore/intmath.cpp b/src/zencore/intmath.cpp index 5a686dc8e..32f82b486 100644 --- a/src/zencore/intmath.cpp +++ b/src/zencore/intmath.cpp @@ -43,6 +43,12 @@ TEST_CASE("intmath") CHECK(FloorLog2_64(0x0000'0001'0000'0000ull) == 32); CHECK(FloorLog2_64(0x8000'0000'0000'0000ull) == 63); + CHECK(CountLeadingZeros(0x8000'0000u) == 0); + CHECK(CountLeadingZeros(0x0000'0000u) == 32); + CHECK(CountLeadingZeros(0x0000'0001u) == 31); + CHECK(CountLeadingZeros(0x0000'8000u) == 16); + CHECK(CountLeadingZeros(0x0001'0000u) == 15); + CHECK(CountLeadingZeros64(0x8000'0000'0000'0000ull) == 0); CHECK(CountLeadingZeros64(0x0000'0000'0000'0000ull) == 64); CHECK(CountLeadingZeros64(0x0000'0000'0000'0001ull) == 63); |