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| author | Flavian Kaufmann <flavian@flaviankaufmann.ch> | 2024-05-05 10:27:21 +0200 |
|---|---|---|
| committer | Flavian Kaufmann <flavian@flaviankaufmann.ch> | 2024-05-05 10:27:21 +0200 |
| commit | 8d5d730269cc94fa8d5caed0e1996e3d94be25d1 (patch) | |
| tree | 73154eacc2c7483a24aecd05a984638ff322d5d6 /include/log2.vh | |
| parent | f6a55d5faba42120aa900e2514d9ff5d80dfca8b (diff) | |
| download | riscv_cpu-8d5d730269cc94fa8d5caed0e1996e3d94be25d1.tar.gz riscv_cpu-8d5d730269cc94fa8d5caed0e1996e3d94be25d1.zip | |
added register file
Diffstat (limited to 'include/log2.vh')
| -rw-r--r-- | include/log2.vh | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/log2.vh b/include/log2.vh new file mode 100644 index 0000000..097061d --- /dev/null +++ b/include/log2.vh @@ -0,0 +1,12 @@ +function integer log2; + input integer value; + integer temp; + begin + log2 = 0; + temp = value - 1; + while (temp > 0) begin + log2 = log2 + 1; + temp = temp >> 1; + end + end +endfunction |