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| author | Flavian Kaufmann <flavian@flaviankaufmann.ch> | 2024-05-21 13:50:28 +0200 |
|---|---|---|
| committer | Flavian Kaufmann <flavian@flaviankaufmann.ch> | 2024-05-21 13:50:28 +0200 |
| commit | cb0be9e2039569ee7d18657e8f675d1f8369b407 (patch) | |
| tree | 91fa71b3960d1ad5217759371143efbdd833d475 /rtl/include/log2.vh | |
| parent | 98d0dd96611dc2c0e444eaf9410f8adf2924c6b5 (diff) | |
| download | riscv_cpu-cb0be9e2039569ee7d18657e8f675d1f8369b407.tar.gz riscv_cpu-cb0be9e2039569ee7d18657e8f675d1f8369b407.zip | |
restructured project
Diffstat (limited to 'rtl/include/log2.vh')
| -rw-r--r-- | rtl/include/log2.vh | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/rtl/include/log2.vh b/rtl/include/log2.vh new file mode 100644 index 0000000..097061d --- /dev/null +++ b/rtl/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 |