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| author | Richard Henderson <richard.henderson@linaro.org> | 2023-01-28 19:11:20 -1000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-03-01 07:33:27 -1000 |
| commit | 9b1890ad901bd22352b8a9598220df51fe8b0d41 (patch) | |
| tree | d2ebe1ff18628461d2099864a2fe86ecb5cffbc9 /accel | |
| parent | 597f9b2d30b612d760f9f48fe04cda29bf628e67 (diff) | |
| download | qemu-9b1890ad901bd22352b8a9598220df51fe8b0d41.zip qemu-9b1890ad901bd22352b8a9598220df51fe8b0d41.tar.gz qemu-9b1890ad901bd22352b8a9598220df51fe8b0d41.tar.bz2 | |
accel/tcg: Use more accurate max_insns for tb_overflow
Write back the number of insns that we attempt to translate,
so that if we longjmp out we have a more accurate limit for
the next attempt. This results in fewer restarts when some
limit is consumed by few instructions.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'accel')
| -rw-r--r-- | accel/tcg/translator.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/accel/tcg/translator.c b/accel/tcg/translator.c index f56da8e..d0babfe 100644 --- a/accel/tcg/translator.c +++ b/accel/tcg/translator.c @@ -78,7 +78,7 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns, plugin_enabled = plugin_gen_tb_start(cpu, db, cflags & CF_MEMI_ONLY); while (true) { - db->num_insns++; + *max_insns = ++db->num_insns; ops->insn_start(db, cpu); tcg_debug_assert(db->is_jmp == DISAS_NEXT); /* no early exit */ |