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| author | Tristan Gingold <tgingold@free.fr> | 2020-01-01 21:13:57 +0100 |
|---|---|---|
| committer | Tristan Gingold <tgingold@free.fr> | 2020-01-01 21:13:57 +0100 |
| commit | 467a0f2ae8ba8762ffbdd53bbdaf786c02c4ff2c (patch) | |
| tree | 97ce29cd40bc2eb9d0b27aacad5116cc1a1340db /src/mutils.ads | |
| parent | fd93de50136669c7f6043cca4a0ad3eccdfbf00a (diff) | |
| download | ghdl-467a0f2ae8ba8762ffbdd53bbdaf786c02c4ff2c.tar.gz ghdl-467a0f2ae8ba8762ffbdd53bbdaf786c02c4ff2c.tar.bz2 ghdl-467a0f2ae8ba8762ffbdd53bbdaf786c02c4ff2c.zip | |
synth: optimize integer mod for power of 2.
Diffstat (limited to 'src/mutils.ads')
| -rw-r--r-- | src/mutils.ads | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mutils.ads b/src/mutils.ads index 4275fe6c0..1a3afd4f1 100644 --- a/src/mutils.ads +++ b/src/mutils.ads @@ -4,4 +4,7 @@ package Mutils is -- Return the ceiling log2 of V. -- Returns 0 for 0. function Clog2 (V : Uns64) return Integer; + + -- Return True IFF V is 0 or a power of 2. + function Is_Power2 (V : Uns64) return Boolean; end Mutils; |