Re: [Qemu-devel] [PATCH v5 09/19] target/arm: optimize indirect branches

2017-04-27 Thread Emilio G. Cota
On Thu, Apr 27, 2017 at 13:59:56 +0200, Richard Henderson wrote: (snip) > Signed-off-by: Emilio G. Cota > Message-Id: <1493263764-18657-8-git-send-email-c...@braap.org> > [rth: Replace gen_jr global variable with DISAS_EXIT state.] > Signed-off-by: Richard Henderson Just want to confirm that thi

[Qemu-devel] [PATCH v5 09/19] target/arm: optimize indirect branches

2017-04-27 Thread Richard Henderson
From: "Emilio G. Cota" Speed up indirect branches by jumping to the target if it is valid. Softmmu measurements (see later commit for user-mode results): Note: baseline (i.e. speedup == 1x) is QEMU v2.9.0. - Impact on Boot time | setup | ARM debian jessie boot+shutdown time | stddev | |-