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authorRichard Henderson <richard.henderson@linaro.org>2023-07-03 15:22:38 +0200
committerRichard Henderson <richard.henderson@linaro.org>2023-11-06 08:27:21 -0800
commit24a4d59aa7fdc337eef1c2b589478ea998e54373 (patch)
tree58d869c41c85bd1d0d42781b7a286693c6fefe71 /accel/tcg/translate-all.c
parent3e01f1147a16ca566694b97eafc941d62fa1e8d8 (diff)
accel/tcg: Move HMP info jit and info opcount code
Move all of it into accel/tcg/monitor.c. This puts everything about tcg that is only used by the monitor in the same place. Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'accel/tcg/translate-all.c')
-rw-r--r--accel/tcg/translate-all.c127
1 files changed, 0 insertions, 127 deletions
diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index 8cb6ad3511..e579b0891d 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -645,133 +645,6 @@ void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr)
cpu_loop_exit_noexc(cpu);
}
-static void print_qht_statistics(struct qht_stats hst, GString *buf)
-{
- uint32_t hgram_opts;
- size_t hgram_bins;
- char *hgram;
-
- if (!hst.head_buckets) {
- return;
- }
- g_string_append_printf(buf, "TB hash buckets %zu/%zu "
- "(%0.2f%% head buckets used)\n",
- hst.used_head_buckets, hst.head_buckets,
- (double)hst.used_head_buckets /
- hst.head_buckets * 100);
-
- hgram_opts = QDIST_PR_BORDER | QDIST_PR_LABELS;
- hgram_opts |= QDIST_PR_100X | QDIST_PR_PERCENT;
- if (qdist_xmax(&hst.occupancy) - qdist_xmin(&hst.occupancy) == 1) {
- hgram_opts |= QDIST_PR_NODECIMAL;
- }
- hgram = qdist_pr(&hst.occupancy, 10, hgram_opts);
- g_string_append_printf(buf, "TB hash occupancy %0.2f%% avg chain occ. "
- "Histogram: %s\n",
- qdist_avg(&hst.occupancy) * 100, hgram);
- g_free(hgram);
-
- hgram_opts = QDIST_PR_BORDER | QDIST_PR_LABELS;
- hgram_bins = qdist_xmax(&hst.chain) - qdist_xmin(&hst.chain);
- if (hgram_bins > 10) {
- hgram_bins = 10;
- } else {
- hgram_bins = 0;
- hgram_opts |= QDIST_PR_NODECIMAL | QDIST_PR_NOBINRANGE;
- }
- hgram = qdist_pr(&hst.chain, hgram_bins, hgram_opts);
- g_string_append_printf(buf, "TB hash avg chain %0.3f buckets. "
- "Histogram: %s\n",
- qdist_avg(&hst.chain), hgram);
- g_free(hgram);
-}
-
-struct tb_tree_stats {
- size_t nb_tbs;
- size_t host_size;
- size_t target_size;
- size_t max_target_size;
- size_t direct_jmp_count;
- size_t direct_jmp2_count;
- size_t cross_page;
-};
-
-static gboolean tb_tree_stats_iter(gpointer key, gpointer value, gpointer data)
-{
- const TranslationBlock *tb = value;
- struct tb_tree_stats *tst = data;
-
- tst->nb_tbs++;
- tst->host_size += tb->tc.size;
- tst->target_size += tb->size;
- if (tb->size > tst->max_target_size) {
- tst->max_target_size = tb->size;
- }
- if (tb_page_addr1(tb) != -1) {
- tst->cross_page++;
- }
- if (tb->jmp_reset_offset[0] != TB_JMP_OFFSET_INVALID) {
- tst->direct_jmp_count++;
- if (tb->jmp_reset_offset[1] != TB_JMP_OFFSET_INVALID) {
- tst->direct_jmp2_count++;
- }
- }
- return false;
-}
-
-void dump_exec_info(GString *buf)
-{
- struct tb_tree_stats tst = {};
- struct qht_stats hst;
- size_t nb_tbs, flush_full, flush_part, flush_elide;
-
- tcg_tb_foreach(tb_tree_stats_iter, &tst);
- nb_tbs = tst.nb_tbs;
- /* XXX: avoid using doubles ? */
- g_string_append_printf(buf, "Translation buffer state:\n");
- /*
- * Report total code size including the padding and TB structs;
- * otherwise users might think "-accel tcg,tb-size" is not honoured.
- * For avg host size we use the precise numbers from tb_tree_stats though.
- */
- g_string_append_printf(buf, "gen code size %zu/%zu\n",
- tcg_code_size(), tcg_code_capacity());
- g_string_append_printf(buf, "TB count %zu\n", nb_tbs);
- g_string_append_printf(buf, "TB avg target size %zu max=%zu bytes\n",
- nb_tbs ? tst.target_size / nb_tbs : 0,
- tst.max_target_size);
- g_string_append_printf(buf, "TB avg host size %zu bytes "
- "(expansion ratio: %0.1f)\n",
- nb_tbs ? tst.host_size / nb_tbs : 0,
- tst.target_size ?
- (double)tst.host_size / tst.target_size : 0);
- g_string_append_printf(buf, "cross page TB count %zu (%zu%%)\n",
- tst.cross_page,
- nb_tbs ? (tst.cross_page * 100) / nb_tbs : 0);
- g_string_append_printf(buf, "direct jump count %zu (%zu%%) "
- "(2 jumps=%zu %zu%%)\n",
- tst.direct_jmp_count,
- nb_tbs ? (tst.direct_jmp_count * 100) / nb_tbs : 0,
- tst.direct_jmp2_count,
- nb_tbs ? (tst.direct_jmp2_count * 100) / nb_tbs : 0);
-
- qht_statistics_init(&tb_ctx.htable, &hst);
- print_qht_statistics(hst, buf);
- qht_statistics_destroy(&hst);
-
- g_string_append_printf(buf, "\nStatistics:\n");
- g_string_append_printf(buf, "TB flush count %u\n",
- qatomic_read(&tb_ctx.tb_flush_count));
- g_string_append_printf(buf, "TB invalidate count %u\n",
- qatomic_read(&tb_ctx.tb_phys_invalidate_count));
-
- tlb_flush_counts(&flush_full, &flush_part, &flush_elide);
- g_string_append_printf(buf, "TLB full flushes %zu\n", flush_full);
- g_string_append_printf(buf, "TLB partial flushes %zu\n", flush_part);
- g_string_append_printf(buf, "TLB elided flushes %zu\n", flush_elide);
- tcg_dump_info(buf);
-}
-
#else /* CONFIG_USER_ONLY */
void cpu_interrupt(CPUState *cpu, int mask)