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annotate third_party/luajit/src/jit/p.lua @ 196:83f16548ba41

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[AI] Adding s3 bucket uploader code using Seobeo.
author MrJuneJune <me@mrjunejune.com>
date Sat, 14 Feb 2026 16:08:15 -0800
parents 94705b5986b3
children
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1 ----------------------------------------------------------------------------
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2 -- LuaJIT profiler.
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3 --
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4 -- Copyright (C) 2005-2023 Mike Pall. All rights reserved.
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5 -- Released under the MIT license. See Copyright Notice in luajit.h
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6 ----------------------------------------------------------------------------
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7 --
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8 -- This module is a simple command line interface to the built-in
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9 -- low-overhead profiler of LuaJIT.
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10 --
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11 -- The lower-level API of the profiler is accessible via the "jit.profile"
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12 -- module or the luaJIT_profile_* C API.
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13 --
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14 -- Example usage:
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15 --
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16 -- luajit -jp myapp.lua
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17 -- luajit -jp=s myapp.lua
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18 -- luajit -jp=-s myapp.lua
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19 -- luajit -jp=vl myapp.lua
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20 -- luajit -jp=G,profile.txt myapp.lua
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21 --
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22 -- The following dump features are available:
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23 --
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24 -- f Stack dump: function name, otherwise module:line. Default mode.
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25 -- F Stack dump: ditto, but always prepend module.
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26 -- l Stack dump: module:line.
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27 -- <number> stack dump depth (callee < caller). Default: 1.
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28 -- -<number> Inverse stack dump depth (caller > callee).
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29 -- s Split stack dump after first stack level. Implies abs(depth) >= 2.
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30 -- p Show full path for module names.
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31 -- v Show VM states. Can be combined with stack dumps, e.g. vf or fv.
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32 -- z Show zones. Can be combined with stack dumps, e.g. zf or fz.
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33 -- r Show raw sample counts. Default: show percentages.
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34 -- a Annotate excerpts from source code files.
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35 -- A Annotate complete source code files.
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36 -- G Produce raw output suitable for graphical tools (e.g. flame graphs).
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37 -- m<number> Minimum sample percentage to be shown. Default: 3.
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38 -- i<number> Sampling interval in milliseconds. Default: 10.
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39 --
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40 ----------------------------------------------------------------------------
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41
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42 -- Cache some library functions and objects.
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43 local jit = require("jit")
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44 local profile = require("jit.profile")
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45 local vmdef = require("jit.vmdef")
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46 local math = math
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47 local pairs, ipairs, tonumber, floor = pairs, ipairs, tonumber, math.floor
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48 local sort, format = table.sort, string.format
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49 local stdout = io.stdout
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50 local zone -- Load jit.zone module on demand.
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51
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52 -- Output file handle.
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53 local out
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54
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55 ------------------------------------------------------------------------------
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56
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57 local prof_ud
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58 local prof_states, prof_split, prof_min, prof_raw, prof_fmt, prof_depth
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59 local prof_ann, prof_count1, prof_count2, prof_samples
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60
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61 local map_vmmode = {
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62 N = "Compiled",
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63 I = "Interpreted",
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64 C = "C code",
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65 G = "Garbage Collector",
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66 J = "JIT Compiler",
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67 }
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68
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69 -- Profiler callback.
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70 local function prof_cb(th, samples, vmmode)
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71 prof_samples = prof_samples + samples
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72 local key_stack, key_stack2, key_state
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73 -- Collect keys for sample.
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74 if prof_states then
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75 if prof_states == "v" then
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76 key_state = map_vmmode[vmmode] or vmmode
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77 else
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78 key_state = zone:get() or "(none)"
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79 end
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80 end
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81 if prof_fmt then
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82 key_stack = profile.dumpstack(th, prof_fmt, prof_depth)
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83 key_stack = key_stack:gsub("%[builtin#(%d+)%]", function(x)
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84 return vmdef.ffnames[tonumber(x)]
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85 end)
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86 if prof_split == 2 then
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87 local k1, k2 = key_stack:match("(.-) [<>] (.*)")
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88 if k2 then key_stack, key_stack2 = k1, k2 end
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89 elseif prof_split == 3 then
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90 key_stack2 = profile.dumpstack(th, "l", 1)
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91 end
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92 end
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93 -- Order keys.
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94 local k1, k2
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95 if prof_split == 1 then
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96 if key_state then
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97 k1 = key_state
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98 if key_stack then k2 = key_stack end
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99 end
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100 elseif key_stack then
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101 k1 = key_stack
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102 if key_stack2 then k2 = key_stack2 elseif key_state then k2 = key_state end
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103 end
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104 -- Coalesce samples in one or two levels.
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105 if k1 then
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106 local t1 = prof_count1
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107 t1[k1] = (t1[k1] or 0) + samples
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108 if k2 then
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109 local t2 = prof_count2
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110 local t3 = t2[k1]
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111 if not t3 then t3 = {}; t2[k1] = t3 end
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112 t3[k2] = (t3[k2] or 0) + samples
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113 end
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114 end
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115 end
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116
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117 ------------------------------------------------------------------------------
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118
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119 -- Show top N list.
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120 local function prof_top(count1, count2, samples, indent)
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121 local t, n = {}, 0
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122 for k in pairs(count1) do
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123 n = n + 1
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124 t[n] = k
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125 end
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126 sort(t, function(a, b) return count1[a] > count1[b] end)
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127 for i=1,n do
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128 local k = t[i]
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129 local v = count1[k]
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130 local pct = floor(v*100/samples + 0.5)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
131 if pct < prof_min then break end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
132 if not prof_raw then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
133 out:write(format("%s%2d%% %s\n", indent, pct, k))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
134 elseif prof_raw == "r" then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
135 out:write(format("%s%5d %s\n", indent, v, k))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
136 else
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
137 out:write(format("%s %d\n", k, v))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
138 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
139 if count2 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
140 local r = count2[k]
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
141 if r then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
142 prof_top(r, nil, v, (prof_split == 3 or prof_split == 1) and " -- " or
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
143 (prof_depth < 0 and " -> " or " <- "))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
144 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
145 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
146 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
147 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
148
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
149 -- Annotate source code
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
150 local function prof_annotate(count1, samples)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
151 local files = {}
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
152 local ms = 0
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
153 for k, v in pairs(count1) do
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
154 local pct = floor(v*100/samples + 0.5)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
155 ms = math.max(ms, v)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
156 if pct >= prof_min then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
157 local file, line = k:match("^(.*):(%d+)$")
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
158 if not file then file = k; line = 0 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
159 local fl = files[file]
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
160 if not fl then fl = {}; files[file] = fl; files[#files+1] = file end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
161 line = tonumber(line)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
162 fl[line] = prof_raw and v or pct
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
163 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
164 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
165 sort(files)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
166 local fmtv, fmtn = " %3d%% | %s\n", " | %s\n"
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
167 if prof_raw then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
168 local n = math.max(5, math.ceil(math.log10(ms)))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
169 fmtv = "%"..n.."d | %s\n"
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
170 fmtn = (" "):rep(n).." | %s\n"
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
171 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
172 local ann = prof_ann
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
173 for _, file in ipairs(files) do
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
174 local f0 = file:byte()
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
175 if f0 == 40 or f0 == 91 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
176 out:write(format("\n====== %s ======\n[Cannot annotate non-file]\n", file))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
177 break
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
178 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
179 local fp, err = io.open(file)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
180 if not fp then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
181 out:write(format("====== ERROR: %s: %s\n", file, err))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
182 break
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
183 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
184 out:write(format("\n====== %s ======\n", file))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
185 local fl = files[file]
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
186 local n, show = 1, false
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
187 if ann ~= 0 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
188 for i=1,ann do
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
189 if fl[i] then show = true; out:write("@@ 1 @@\n"); break end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
190 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
191 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
192 for line in fp:lines() do
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
193 if line:byte() == 27 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
194 out:write("[Cannot annotate bytecode file]\n")
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
195 break
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
196 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
197 local v = fl[n]
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
198 if ann ~= 0 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
199 local v2 = fl[n+ann]
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
200 if show then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
201 if v2 then show = n+ann elseif v then show = n
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
202 elseif show+ann < n then show = false end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
203 elseif v2 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
204 show = n+ann
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
205 out:write(format("@@ %d @@\n", n))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
206 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
207 if not show then goto next end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
208 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
209 if v then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
210 out:write(format(fmtv, v, line))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
211 else
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
212 out:write(format(fmtn, line))
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
213 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
214 ::next::
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
215 n = n + 1
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
216 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
217 fp:close()
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
218 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
219 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
220
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
221 ------------------------------------------------------------------------------
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
222
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
223 -- Finish profiling and dump result.
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
224 local function prof_finish()
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
225 if prof_ud then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
226 profile.stop()
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
227 local samples = prof_samples
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
228 if samples == 0 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
229 if prof_raw ~= true then out:write("[No samples collected]\n") end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
230 return
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
231 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
232 if prof_ann then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
233 prof_annotate(prof_count1, samples)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
234 else
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
235 prof_top(prof_count1, prof_count2, samples, "")
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
236 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
237 prof_count1 = nil
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
238 prof_count2 = nil
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
239 prof_ud = nil
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
240 if out ~= stdout then out:close() end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
241 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
242 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
243
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
244 -- Start profiling.
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
245 local function prof_start(mode)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
246 local interval = ""
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
247 mode = mode:gsub("i%d*", function(s) interval = s; return "" end)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
248 prof_min = 3
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
249 mode = mode:gsub("m(%d+)", function(s) prof_min = tonumber(s); return "" end)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
250 prof_depth = 1
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
251 mode = mode:gsub("%-?%d+", function(s) prof_depth = tonumber(s); return "" end)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
252 local m = {}
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
253 for c in mode:gmatch(".") do m[c] = c end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
254 prof_states = m.z or m.v
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
255 if prof_states == "z" then zone = require("jit.zone") end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
256 local scope = m.l or m.f or m.F or (prof_states and "" or "f")
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
257 local flags = (m.p or "")
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
258 prof_raw = m.r
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
259 if m.s then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
260 prof_split = 2
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
261 if prof_depth == -1 or m["-"] then prof_depth = -2
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
262 elseif prof_depth == 1 then prof_depth = 2 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
263 elseif mode:find("[fF].*l") then
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264 scope = "l"
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265 prof_split = 3
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266 else
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267 prof_split = (scope == "" or mode:find("[zv].*[lfF]")) and 1 or 0
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268 end
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269 prof_ann = m.A and 0 or (m.a and 3)
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270 if prof_ann then
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271 scope = "l"
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272 prof_fmt = "pl"
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273 prof_split = 0
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274 prof_depth = 1
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275 elseif m.G and scope ~= "" then
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276 prof_fmt = flags..scope.."Z;"
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277 prof_depth = -100
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278 prof_raw = true
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279 prof_min = 0
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280 elseif scope == "" then
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281 prof_fmt = false
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282 else
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283 local sc = prof_split == 3 and m.f or m.F or scope
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284 prof_fmt = flags..sc..(prof_depth >= 0 and "Z < " or "Z > ")
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285 end
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286 prof_count1 = {}
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287 prof_count2 = {}
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288 prof_samples = 0
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289 profile.start(scope:lower()..interval, prof_cb)
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290 prof_ud = newproxy(true)
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291 getmetatable(prof_ud).__gc = prof_finish
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292 end
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293
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294 ------------------------------------------------------------------------------
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295
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296 local function start(mode, outfile)
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297 if not outfile then outfile = os.getenv("LUAJIT_PROFILEFILE") end
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298 if outfile then
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299 out = outfile == "-" and stdout or assert(io.open(outfile, "w"))
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300 else
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301 out = stdout
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302 end
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parents:
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303 prof_start(mode or "f")
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304 end
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parents:
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305
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306 -- Public module functions.
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parents:
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307 return {
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308 start = start, -- For -j command line option.
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parents:
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309 stop = prof_finish
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parents:
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310 }
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parents:
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311