Messages in this thread Patch in this message | | | From | Shang XiaoJing <> | Subject | [PATCH 2/3] perf c2c: Add helpers to get counts of loads or stores | Date | Sat, 3 Sep 2022 15:25:41 +0800 |
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Wrap repeated code in helper functions get_load_llc_misses, get_load_cache_hits. For consistence, helper function get_stores is wraped as well.
Signed-off-by: Shang XiaoJing <shangxiaojing@huawei.com> --- tools/perf/builtin-c2c.c | 65 +++++++++++++++++----------------------- 1 file changed, 28 insertions(+), 37 deletions(-)
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index 653e13b5037e..12f272811487 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -673,28 +673,35 @@ STAT_FN(ld_l2hit) STAT_FN(ld_llchit) STAT_FN(rmt_hit) -static uint64_t total_records(struct c2c_stats *stats) +static uint64_t get_load_llc_misses(struct c2c_stats *stats) { - uint64_t lclmiss, ldcnt, total; - - lclmiss = stats->lcl_dram + - stats->rmt_dram + - stats->rmt_hitm + - stats->rmt_hit; + return stats->lcl_dram + + stats->rmt_dram + + stats->rmt_hitm + + stats->rmt_hit; +} - ldcnt = lclmiss + - stats->ld_fbhit + - stats->ld_l1hit + - stats->ld_l2hit + - stats->ld_llchit + - stats->lcl_hitm; +static uint64_t get_load_cache_hits(struct c2c_stats *stats) +{ + return stats->ld_fbhit + + stats->ld_l1hit + + stats->ld_l2hit + + stats->ld_llchit + + stats->lcl_hitm; +} - total = ldcnt + - stats->st_l1hit + - stats->st_l1miss + - stats->st_na; +static uint64_t get_stores(struct c2c_stats *stats) +{ + return stats->st_l1hit + + stats->st_l1miss + + stats->st_na; +} - return total; +static uint64_t total_records(struct c2c_stats *stats) +{ + return get_load_llc_misses(stats) + + get_load_cache_hits(stats) + + get_stores(stats); } static int @@ -731,21 +738,8 @@ tot_recs_cmp(struct perf_hpp_fmt *fmt __maybe_unused, static uint64_t total_loads(struct c2c_stats *stats) { - uint64_t lclmiss, ldcnt; - - lclmiss = stats->lcl_dram + - stats->rmt_dram + - stats->rmt_hitm + - stats->rmt_hit; - - ldcnt = lclmiss + - stats->ld_fbhit + - stats->ld_l1hit + - stats->ld_l2hit + - stats->ld_llchit + - stats->lcl_hitm; - - return ldcnt; + return get_load_llc_misses(stats) + + get_load_cache_hits(stats); } static int @@ -2370,10 +2364,7 @@ static void print_c2c__display_stats(FILE *out) int llc_misses; struct c2c_stats *stats = &c2c.hists.stats; - llc_misses = stats->lcl_dram + - stats->rmt_dram + - stats->rmt_hit + - stats->rmt_hitm; + llc_misses = get_load_llc_misses(stats); fprintf(out, "=================================================\n"); fprintf(out, " Trace Event Information \n"); -- 2.17.1
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