libbb/sha: improve comments
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@@ -4,7 +4,7 @@
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// We use shorter insns, even though they are for "wrong"
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// data type (fp, not int).
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// For Intel, there is no penalty for doing it at all
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// (CPUs which do have such penalty do not support SHA1 insns).
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// (CPUs which do have such penalty do not support SHA insns).
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// For AMD, the penalty is one extra cycle
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// (allegedly: I failed to find measurable difference).
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