mirror of https://gitee.com/openkylin/qemu.git
TCG profiler clean up
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4538 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard
parent
a23a9ec615
commit
b67d9a52d4
13
cpu-all.h
13
cpu-all.h
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@ -1063,19 +1063,6 @@ extern int64_t dev_time;
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extern int64_t kqemu_ret_int_count;
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extern int64_t kqemu_ret_excp_count;
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extern int64_t kqemu_ret_intr_count;
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extern int64_t dyngen_tb_count1;
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extern int64_t dyngen_tb_count;
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extern int64_t dyngen_op_count;
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extern int64_t dyngen_old_op_count;
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extern int64_t dyngen_tcg_del_op_count;
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extern int dyngen_op_count_max;
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extern int64_t dyngen_code_in_len;
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extern int64_t dyngen_code_out_len;
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extern int64_t dyngen_interm_time;
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extern int64_t dyngen_code_time;
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extern int64_t dyngen_restore_count;
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extern int64_t dyngen_restore_time;
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#endif
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#endif /* CPU_ALL_H */
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41
exec.c
41
exec.c
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@ -36,6 +36,7 @@
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#include "cpu.h"
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#include "exec-all.h"
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#include "qemu-common.h"
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#include "tcg.h"
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#if defined(CONFIG_USER_ONLY)
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#include <qemu.h>
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#endif
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@ -3010,45 +3011,7 @@ void dump_exec_info(FILE *f,
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cpu_fprintf(f, "TB flush count %d\n", tb_flush_count);
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cpu_fprintf(f, "TB invalidate count %d\n", tb_phys_invalidate_count);
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cpu_fprintf(f, "TLB flush count %d\n", tlb_flush_count);
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#ifdef CONFIG_PROFILER
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{
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int64_t tot;
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tot = dyngen_interm_time + dyngen_code_time;
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cpu_fprintf(f, "JIT cycles %" PRId64 " (%0.3f s at 2.4 GHz)\n",
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tot, tot / 2.4e9);
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cpu_fprintf(f, "translated TBs %" PRId64 " (aborted=%" PRId64 " %0.1f%%)\n",
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dyngen_tb_count,
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dyngen_tb_count1 - dyngen_tb_count,
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dyngen_tb_count1 ? (double)(dyngen_tb_count1 - dyngen_tb_count) / dyngen_tb_count1 * 100.0 : 0);
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cpu_fprintf(f, "avg ops/TB %0.1f max=%d\n",
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dyngen_tb_count ? (double)dyngen_op_count / dyngen_tb_count : 0, dyngen_op_count_max);
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cpu_fprintf(f, "old ops/total ops %0.1f%%\n",
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dyngen_op_count ? (double)dyngen_old_op_count / dyngen_op_count * 100.0 : 0);
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cpu_fprintf(f, "deleted ops/TB %0.2f\n",
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dyngen_tb_count ?
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(double)dyngen_tcg_del_op_count / dyngen_tb_count : 0);
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cpu_fprintf(f, "cycles/op %0.1f\n",
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dyngen_op_count ? (double)tot / dyngen_op_count : 0);
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cpu_fprintf(f, "cycles/in byte %0.1f\n",
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dyngen_code_in_len ? (double)tot / dyngen_code_in_len : 0);
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cpu_fprintf(f, "cycles/out byte %0.1f\n",
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dyngen_code_out_len ? (double)tot / dyngen_code_out_len : 0);
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if (tot == 0)
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tot = 1;
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cpu_fprintf(f, " gen_interm time %0.1f%%\n",
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(double)dyngen_interm_time / tot * 100.0);
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cpu_fprintf(f, " gen_code time %0.1f%%\n",
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(double)dyngen_code_time / tot * 100.0);
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cpu_fprintf(f, "cpu_restore count %" PRId64 "\n",
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dyngen_restore_count);
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cpu_fprintf(f, " avg cycles %0.1f\n",
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dyngen_restore_count ? (double)dyngen_restore_time / dyngen_restore_count : 0);
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{
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extern void dump_op_count(void);
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dump_op_count();
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}
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}
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#endif
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tcg_dump_info(f, cpu_fprintf);
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}
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#if !defined(CONFIG_USER_ONLY)
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@ -48,21 +48,6 @@ target_ulong gen_opc_jump_pc[2];
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uint32_t gen_opc_hflags[OPC_BUF_SIZE];
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#endif
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#ifdef CONFIG_PROFILER
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int64_t dyngen_tb_count1;
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int64_t dyngen_tb_count;
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int64_t dyngen_op_count;
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int64_t dyngen_old_op_count;
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int64_t dyngen_tcg_del_op_count;
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int dyngen_op_count_max;
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int64_t dyngen_code_in_len;
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int64_t dyngen_code_out_len;
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int64_t dyngen_interm_time;
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int64_t dyngen_code_time;
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int64_t dyngen_restore_count;
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int64_t dyngen_restore_time;
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#endif
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/* XXX: suppress that */
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unsigned long code_gen_max_block_size(void)
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{
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@ -102,8 +87,8 @@ int cpu_gen_code(CPUState *env, TranslationBlock *tb, int *gen_code_size_ptr)
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#endif
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#ifdef CONFIG_PROFILER
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dyngen_tb_count1++; /* includes aborted translations because of
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exceptions */
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s->tb_count1++; /* includes aborted translations because of
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exceptions */
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ti = profile_getclock();
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#endif
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tcg_func_start(s);
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@ -129,16 +114,16 @@ int cpu_gen_code(CPUState *env, TranslationBlock *tb, int *gen_code_size_ptr)
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#endif
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#ifdef CONFIG_PROFILER
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dyngen_tb_count++;
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dyngen_interm_time += profile_getclock() - ti;
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dyngen_code_time -= profile_getclock();
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s->tb_count++;
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s->interm_time += profile_getclock() - ti;
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s->code_time -= profile_getclock();
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#endif
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gen_code_size = dyngen_code(s, gen_code_buf);
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*gen_code_size_ptr = gen_code_size;
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#ifdef CONFIG_PROFILER
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dyngen_code_time += profile_getclock();
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dyngen_code_in_len += tb->size;
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dyngen_code_out_len += gen_code_size;
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s->code_time += profile_getclock();
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s->code_in_len += tb->size;
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s->code_out_len += gen_code_size;
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#endif
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#ifdef DEBUG_DISAS
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@ -196,8 +181,8 @@ int cpu_restore_state(TranslationBlock *tb,
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gen_pc_load(env, tb, searched_pc, j, puc);
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#ifdef CONFIG_PROFILER
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dyngen_restore_time += profile_getclock() - ti;
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dyngen_restore_count++;
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s->restore_time += profile_getclock() - ti;
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s->restore_count++;
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#endif
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return 0;
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}
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