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translate-all: define and use DEBUG_TB_FLUSH_GATE 

This gets rid of some ifdef checks while ensuring that the debug code
is compiled, which prevents bit rot.

Suggested-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Emilio G. Cota <cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Emilio G. Cota 2017-07-12 15:01:07 -04:00 committed by Richard Henderson
parent 84f1c148da
commit 424079c13b
1 changed files with 13 additions and 7 deletions
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20
accel/tcg/translate-all.c
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@ -65,6 +65,12 @@
/* make various TB consistency checks */
/* #define DEBUG_TB_CHECK */
#ifdef DEBUG_TB_FLUSH
#define DEBUG_TB_FLUSH_GATE 1
#else
#define DEBUG_TB_FLUSH_GATE 0
#endif
#if !defined(CONFIG_USER_ONLY)
/* TB consistency checks only implemented for usermode emulation. */
#undef DEBUG_TB_CHECK
@ -899,13 +905,13 @@ static void do_tb_flush(CPUState *cpu, run_on_cpu_data tb_flush_count)
goto done;
}
#if defined(DEBUG_TB_FLUSH)
printf("qemu: flush code_size=%ld nb_tbs=%d avg_tb_size=%ld\n",
(unsigned long)(tcg_ctx.code_gen_ptr - tcg_ctx.code_gen_buffer),
tcg_ctx.tb_ctx.nb_tbs, tcg_ctx.tb_ctx.nb_tbs > 0 ?
((unsigned long)(tcg_ctx.code_gen_ptr - tcg_ctx.code_gen_buffer)) /
tcg_ctx.tb_ctx.nb_tbs : 0);
#endif
if (DEBUG_TB_FLUSH_GATE) {
printf("qemu: flush code_size=%td nb_tbs=%d avg_tb_size=%td\n",
tcg_ctx.code_gen_ptr - tcg_ctx.code_gen_buffer,
tcg_ctx.tb_ctx.nb_tbs, tcg_ctx.tb_ctx.nb_tbs > 0 ?
(tcg_ctx.code_gen_ptr - tcg_ctx.code_gen_buffer) /
tcg_ctx.tb_ctx.nb_tbs : 0);
}
if ((unsigned long)(tcg_ctx.code_gen_ptr - tcg_ctx.code_gen_buffer)
> tcg_ctx.code_gen_buffer_size) {
cpu_abort(cpu, "Internal error: code buffer overflow\n");