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Couple other benchmark comparisons for wp-x86_64.pl.

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Andy Polyakov 2005-12-03 11:59:25 +00:00
parent 061bebc0d8
commit c6709b89c4
1 changed files with 4 additions and 3 deletions
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crypto/whrlpool/asm/wp-x86_64.pl
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@ -12,9 +12,10 @@
# to 32-bit MMX version executed on same CPU. So why did I bother? # to 32-bit MMX version executed on same CPU. So why did I bother?
# Well, it's faster than gcc 3.3.2 generated code by over 50%, and # Well, it's faster than gcc 3.3.2 generated code by over 50%, and
# over 80% faster than PathScale 1.4, an "ambitious" commercial # over 80% faster than PathScale 1.4, an "ambitious" commercial
# compiler. What is it with x86_64 compilers? It's not the first # compiler. Furthermore it surpasses gcc 3.4.3 by 170% and Sun Studio
# example when they fail to generate more optimal code, when I # 10 - by 360%[!]... What is it with x86_64 compilers? It's not the
# believe they had *all* chances to... # first example when they fail to generate more optimal code, when
# I believe they had *all* chances to...
# #
# Note that register and stack frame layout are virtually identical # Note that register and stack frame layout are virtually identical
# to 32-bit MMX version, except that %r8-15 are used instead of # to 32-bit MMX version, except that %r8-15 are used instead of