23 lines
459 B
Plaintext
23 lines
459 B
Plaintext
//
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// Copyright (c) 2026, Chloe M.
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// Provided under the BSD-3 clause
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//
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//
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// Operations can only be performed on registers but not
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// variables. Register names follow this convention:
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// -----------------------------------------------------
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// r<bitwidth>:name
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//
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pub proc log2(v : u64) -> u64 begin
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r64:cnt = 0;
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r64:tmp = v;
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while (r64:tmp != 0) begin
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r64:tmp >>= 1;
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r64:cnt += 1;
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end
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return r64:cnt;
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end
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