performance degradation in tcg since Meson switch
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
QEMU |
Fix Released
|
Undecided
|
Unassigned |
Bug Description
The buildsys conversion to Meson (1d806cef0e3.
introduced a degradation in performance in some TCG targets:
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Test Program: matmult_double
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Target Instructions Previous Latest
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alpha 3 233 957 639 ----- +7.472%
m68k 3 919 110 506 ----- +18.433%
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Original report from Ahmed Karaman with further testing done
by Aleksandar Markovic:
https://<email address hidden>
tags: | added: buildsys tcg |
Can I get a sample statically linked m68k binary that exhibits this effect?