linux-kernel - Re: [PATCH v5 6/7] perf report: Show branch type statistics for stdio mode

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Message-ID: <20170419141545.GF19643@krava>
Date:   Wed, 19 Apr 2017 16:15:45 +0200
From:   Jiri Olsa <jolsa@...hat.com>
To:     Jin Yao <yao.jin@...ux.intel.com>
Cc:     acme@...nel.org, jolsa@...nel.org, peterz@...radead.org,
        mingo@...hat.com, alexander.shishkin@...ux.intel.com,
        Linux-kernel@...r.kernel.org, ak@...ux.intel.com,
        kan.liang@...el.com, yao.jin@...el.com,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v5 6/7] perf report: Show branch type statistics for
 stdio mode

On Wed, Apr 19, 2017 at 11:48:13PM +0800, Jin Yao wrote:

SNIP

> +static void branch_type_stat_display(FILE *fp, struct branch_type_stat *stat)
> +{
> +	u64 total = 0;
> +	int i;
> +
> +	for (i = 0; i < PERF_BR_MAX; i++)
> +		total += stat->counts[i];
> +
> +	if (total == 0)
> +		return;
> +
> +	fprintf(fp, "\n#");
> +	fprintf(fp, "\n# Branch Statistics:");
> +	fprintf(fp, "\n#");
> +
> +	if (stat->jcc_fwd > 0)
> +		fprintf(fp, "\n%12s: %5.1f%%",
> +			"JCC forward",
> +			100.0 * (double)stat->jcc_fwd / (double)total);
> +
> +	if (stat->jcc_bwd > 0)
> +		fprintf(fp, "\n%12s: %5.1f%%",
> +			"JCC backward",
> +			100.0 * (double)stat->jcc_bwd / (double)total);
> +
> +	if (stat->cross_4k > 0)
> +		fprintf(fp, "\n%12s: %5.1f%%",
> +			"CROSS_4K",
> +			100.0 * (double)stat->cross_4k / (double)total);
> +
> +	if (stat->cross_2m > 0)
> +		fprintf(fp, "\n%12s: %5.1f%%",
> +			"CROSS_2M",
> +			100.0 * (double)stat->cross_2m / (double)total);
> +
> +	for (i = 0; i < PERF_BR_MAX; i++) {
> +		if (stat->counts[i] > 0)
> +			fprintf(fp, "\n%12s: %5.1f%%",
> +				branch_type_name(i),
> +				100.0 *
> +				(double)stat->counts[i] / (double)total);
> +	}
> +}

could you please also move this one to that new branch.c file

thanks,
jirka