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authorPeter Maydell <peter.maydell@linaro.org>2020-10-30 19:47:54 +0000
committerPeter Maydell <peter.maydell@linaro.org>2020-10-30 19:47:54 +0000
commitc3dee4de9252ec6f675603e460f9a668f1b5ec1b (patch)
treead971590dfbb61efbc69b9abf4e034a6773363c0 /accel/tcg
parent9a2ea4f4a7230fe224dee91d9adf2ef872c3d226 (diff)
parent1d705e8a5bbfe36294081baa45ab68a9ad987f33 (diff)
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Merge remote-tracking branch 'remotes/rth-gitlab/tags/pull-tcg-20201027' into staging
Optimize across branches. Add logging for cpu_io_recompile. # gpg: Signature made Tue 27 Oct 2020 16:48:50 GMT # gpg: using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F # gpg: issuer "richard.henderson@linaro.org" # gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full] # Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F * remotes/rth-gitlab/tags/pull-tcg-20201027: accel/tcg: Add CPU_LOG_EXEC tracing for cpu_io_recompile() tcg/optimize: Flush data at labels not TCG_OPF_BB_END tcg: Do not kill globals at conditional branches Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'accel/tcg')
-rw-r--r--accel/tcg/translate-all.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index d760972..4572b49 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -2267,6 +2267,10 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr)
tb_destroy(tb);
}
+ qemu_log_mask_and_addr(CPU_LOG_EXEC, tb->pc,
+ "cpu_io_recompile: rewound execution of TB to "
+ TARGET_FMT_lx "\n", tb->pc);
+
/* TODO: If env->pc != tb->pc (i.e. the faulting instruction was not
* the first in the TB) then we end up generating a whole new TB and
* repeating the fault, which is horribly inefficient.