Public bug reported: The buildsys conversion to Meson (1d806cef0e3..7fd51e68c34) introduced a degradation in performance in some TCG targets:
-------------------------------------------------------- Test Program: matmult_double -------------------------------------------------------- Target Instructions Previous Latest 1d806cef 7fd51e68 ---------- -------------------- ---------- ---------- alpha 3 233 957 639 ----- +7.472% m68k 3 919 110 506 ----- +18.433% -------------------------------------------------------- Original report from Ahmed Karaman with further testing done by Aleksandar Markovic: https://www.mail-archive.com/qemu-devel@nongnu.org/msg740279.html ** Affects: qemu Importance: Undecided Status: New ** Tags: buildsys tcg ** Tags added: buildsys tcg -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1895703 Title: performance degradation in tcg since Meson switch Status in QEMU: New Bug description: The buildsys conversion to Meson (1d806cef0e3..7fd51e68c34) introduced a degradation in performance in some TCG targets: -------------------------------------------------------- Test Program: matmult_double -------------------------------------------------------- Target Instructions Previous Latest 1d806cef 7fd51e68 ---------- -------------------- ---------- ---------- alpha 3 233 957 639 ----- +7.472% m68k 3 919 110 506 ----- +18.433% -------------------------------------------------------- Original report from Ahmed Karaman with further testing done by Aleksandar Markovic: https://www.mail-archive.com/qemu-devel@nongnu.org/msg740279.html To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1895703/+subscriptions