46 lines
1.8 KiB
V
46 lines
1.8 KiB
V
module gen
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pub struct ProfileCounterMeta{
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fn_name string
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vpc_name string
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vpc_calls string
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}
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fn (mut g Gen) profile_fn(fn_name string){
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if g.pref.profile_no_inline && 'inline' in g.attrs {
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g.defer_profile_code = ''
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return
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}
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if fn_name.starts_with('time.vpc_now') {
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g.defer_profile_code = ''
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} else {
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measure_fn_name := if g.pref.os == .mac { 'time__vpc_now_darwin' } else { 'time__vpc_now' }
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fn_profile_counter_name := 'vpc_${g.last_fn_c_name}'
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fn_profile_counter_name_calls := '${fn_profile_counter_name}_calls'
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g.writeln('')
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g.writeln('\tdouble _PROF_FN_START = ${measure_fn_name}(); ${fn_profile_counter_name_calls}++; // $fn_name')
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g.writeln('')
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g.defer_profile_code = '\t${fn_profile_counter_name} += ${measure_fn_name}() - _PROF_FN_START;'
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g.pcs_declarations.writeln('double ${fn_profile_counter_name} = 0.0; u64 ${fn_profile_counter_name_calls} = 0;')
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g.pcs << ProfileCounterMeta{ g.last_fn_c_name, fn_profile_counter_name, fn_profile_counter_name_calls }
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}
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}
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pub fn (mut g Gen) gen_vprint_profile_stats() {
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g.pcs_declarations.writeln('void vprint_profile_stats(){')
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fstring := '"%14lu %14.3fms %14.0fns %s \\n"'
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if g.pref.profile_file == '-' {
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for pc_meta in g.pcs {
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g.pcs_declarations.writeln('\tif (${pc_meta.vpc_calls}) printf($fstring, ${pc_meta.vpc_calls}, ${pc_meta.vpc_name}/1000000.0, ${pc_meta.vpc_name}/${pc_meta.vpc_calls}, "${pc_meta.fn_name}" );')
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}
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} else {
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g.pcs_declarations.writeln('\tFILE * fp;')
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g.pcs_declarations.writeln('\tfp = fopen ("${g.pref.profile_file}", "w+");')
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for pc_meta in g.pcs {
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g.pcs_declarations.writeln('\tif (${pc_meta.vpc_calls}) fprintf(fp, $fstring, ${pc_meta.vpc_calls}, ${pc_meta.vpc_name}/1000000.0, ${pc_meta.vpc_name}/${pc_meta.vpc_calls}, "${pc_meta.fn_name}" );')
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}
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g.pcs_declarations.writeln('\tfclose(fp);')
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}
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g.pcs_declarations.writeln('}')
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}
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