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annotate third_party/luajit/src/lib_table.c @ 279:b3b547563ec7

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Add Google connector service and agent wiki Implement the C/Seobeo Google Drive and Gmail connector with encrypted OAuth storage, Zenbu authentication, browser testing, AI tool discovery, chunked HTTP decoding, and Bazel coverage. Consolidate repository guidance into progressive wiki documentation and enforce arena-first allocation for new first-party C code. Co-authored-by: Copilot <[email protected]> Copilot-Session: 84c338fd-0939-4bb3-b7f3-1062eb213e5d
author MrJuneJune <me@mrjunejune.com>
date Mon, 17 Aug 2026 22:22:36 -0700
parents 94705b5986b3
children
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178
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1 /*
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2 ** Table library.
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3 ** Copyright (C) 2005-2023 Mike Pall. See Copyright Notice in luajit.h
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4 **
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5 ** Major portions taken verbatim or adapted from the Lua interpreter.
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6 ** Copyright (C) 1994-2008 Lua.org, PUC-Rio. See Copyright Notice in lua.h
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7 */
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8
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9 #define lib_table_c
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10 #define LUA_LIB
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11
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12 #include "lua.h"
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13 #include "lauxlib.h"
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14 #include "lualib.h"
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15
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16 #include "lj_obj.h"
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17 #include "lj_gc.h"
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18 #include "lj_err.h"
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19 #include "lj_buf.h"
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20 #include "lj_tab.h"
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21 #include "lj_ff.h"
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22 #include "lj_lib.h"
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23
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24 /* ------------------------------------------------------------------------ */
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25
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26 #define LJLIB_MODULE_table
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27
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28 LJLIB_LUA(table_foreachi) /*
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29 function(t, f)
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30 CHECK_tab(t)
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31 CHECK_func(f)
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32 for i=1,#t do
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33 local r = f(i, t[i])
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34 if r ~= nil then return r end
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35 end
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36 end
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37 */
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38
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39 LJLIB_LUA(table_foreach) /*
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40 function(t, f)
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41 CHECK_tab(t)
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42 CHECK_func(f)
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43 for k, v in PAIRS(t) do
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44 local r = f(k, v)
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45 if r ~= nil then return r end
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46 end
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47 end
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48 */
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49
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50 LJLIB_LUA(table_getn) /*
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51 function(t)
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52 CHECK_tab(t)
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53 return #t
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54 end
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55 */
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56
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57 LJLIB_CF(table_maxn)
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58 {
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59 GCtab *t = lj_lib_checktab(L, 1);
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60 TValue *array = tvref(t->array);
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61 Node *node;
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62 lua_Number m = 0;
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63 ptrdiff_t i;
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64 for (i = (ptrdiff_t)t->asize - 1; i >= 0; i--)
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65 if (!tvisnil(&array[i])) {
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66 m = (lua_Number)(int32_t)i;
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67 break;
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68 }
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69 node = noderef(t->node);
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70 for (i = (ptrdiff_t)t->hmask; i >= 0; i--)
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71 if (!tvisnil(&node[i].val) && tvisnumber(&node[i].key)) {
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72 lua_Number n = numberVnum(&node[i].key);
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73 if (n > m) m = n;
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74 }
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75 setnumV(L->top-1, m);
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76 return 1;
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77 }
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78
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79 LJLIB_CF(table_insert) LJLIB_REC(.)
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80 {
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81 GCtab *t = lj_lib_checktab(L, 1);
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82 int32_t n, i = (int32_t)lj_tab_len(t) + 1;
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83 int nargs = (int)((char *)L->top - (char *)L->base);
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84 if (nargs != 2*sizeof(TValue)) {
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85 if (nargs != 3*sizeof(TValue))
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86 lj_err_caller(L, LJ_ERR_TABINS);
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87 /* NOBARRIER: This just moves existing elements around. */
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88 for (n = lj_lib_checkint(L, 2); i > n; i--) {
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89 /* The set may invalidate the get pointer, so need to do it first! */
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90 TValue *dst = lj_tab_setint(L, t, i);
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91 cTValue *src = lj_tab_getint(t, i-1);
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92 if (src) {
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93 copyTV(L, dst, src);
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94 } else {
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95 setnilV(dst);
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96 }
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97 }
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98 i = n;
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99 }
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100 {
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101 TValue *dst = lj_tab_setint(L, t, i);
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102 copyTV(L, dst, L->top-1); /* Set new value. */
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103 lj_gc_barriert(L, t, dst);
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104 }
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105 return 0;
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106 }
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107
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108 LJLIB_LUA(table_remove) /*
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109 function(t, pos)
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110 CHECK_tab(t)
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111 local len = #t
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112 if pos == nil then
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113 if len ~= 0 then
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114 local old = t[len]
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115 t[len] = nil
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116 return old
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117 end
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118 else
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119 CHECK_int(pos)
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120 if pos >= 1 and pos <= len then
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121 local old = t[pos]
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122 for i=pos+1,len do
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123 t[i-1] = t[i]
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124 end
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125 t[len] = nil
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126 return old
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127 end
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128 end
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129 end
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130 */
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131
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parents:
diff changeset
132 LJLIB_LUA(table_move) /*
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
133 function(a1, f, e, t, a2)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
134 CHECK_tab(a1)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
135 CHECK_int(f)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
136 CHECK_int(e)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
137 CHECK_int(t)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
138 if a2 == nil then a2 = a1 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
139 CHECK_tab(a2)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
140 if e >= f then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
141 local d = t - f
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
142 if t > e or t <= f or a2 ~= a1 then
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
143 for i=f,e do a2[i+d] = a1[i] end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
144 else
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
145 for i=e,f,-1 do a2[i+d] = a1[i] 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 return a2
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
149 end
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
150 */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
151
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
152 LJLIB_CF(table_concat) LJLIB_REC(.)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
153 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
154 GCtab *t = lj_lib_checktab(L, 1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
155 GCstr *sep = lj_lib_optstr(L, 2);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
156 int32_t i = lj_lib_optint(L, 3, 1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
157 int32_t e = (L->base+3 < L->top && !tvisnil(L->base+3)) ?
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
158 lj_lib_checkint(L, 4) : (int32_t)lj_tab_len(t);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
159 SBuf *sb = lj_buf_tmp_(L);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
160 SBuf *sbx = lj_buf_puttab(sb, t, sep, i, e);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
161 if (LJ_UNLIKELY(!sbx)) { /* Error: bad element type. */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
162 int32_t idx = (int32_t)(intptr_t)sb->w;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
163 cTValue *o = lj_tab_getint(t, idx);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
164 lj_err_callerv(L, LJ_ERR_TABCAT,
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
165 lj_obj_itypename[o ? itypemap(o) : ~LJ_TNIL], idx);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
166 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
167 setstrV(L, L->top-1, lj_buf_str(L, sbx));
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
168 lj_gc_check(L);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
169 return 1;
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
170 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
171
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
172 /* ------------------------------------------------------------------------ */
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
173
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
174 static void set2(lua_State *L, int i, int j)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
175 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
176 lua_rawseti(L, 1, i);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
177 lua_rawseti(L, 1, j);
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MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
178 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
179
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
180 static int sort_comp(lua_State *L, int a, int b)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
181 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
182 if (!lua_isnil(L, 2)) { /* function? */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
183 int res;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
184 lua_pushvalue(L, 2);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
185 lua_pushvalue(L, a-1); /* -1 to compensate function */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
186 lua_pushvalue(L, b-2); /* -2 to compensate function and `a' */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
187 lua_call(L, 2, 1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
188 res = lua_toboolean(L, -1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
189 lua_pop(L, 1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
190 return res;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
191 } else { /* a < b? */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
192 return lua_lessthan(L, a, b);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
193 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
194 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
195
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
196 static void auxsort(lua_State *L, int l, int u)
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
197 {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
198 while (l < u) { /* for tail recursion */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
199 int i, j;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
200 /* sort elements a[l], a[(l+u)/2] and a[u] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
201 lua_rawgeti(L, 1, l);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
202 lua_rawgeti(L, 1, u);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
203 if (sort_comp(L, -1, -2)) /* a[u] < a[l]? */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
204 set2(L, l, u); /* swap a[l] - a[u] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
205 else
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
206 lua_pop(L, 2);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
207 if (u-l == 1) break; /* only 2 elements */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
208 i = (l+u)/2;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
209 lua_rawgeti(L, 1, i);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
210 lua_rawgeti(L, 1, l);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
211 if (sort_comp(L, -2, -1)) { /* a[i]<a[l]? */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
212 set2(L, i, l);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
213 } else {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
214 lua_pop(L, 1); /* remove a[l] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
215 lua_rawgeti(L, 1, u);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
216 if (sort_comp(L, -1, -2)) /* a[u]<a[i]? */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
217 set2(L, i, u);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
218 else
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
219 lua_pop(L, 2);
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 if (u-l == 2) break; /* only 3 elements */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
222 lua_rawgeti(L, 1, i); /* Pivot */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
223 lua_pushvalue(L, -1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
224 lua_rawgeti(L, 1, u-1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
225 set2(L, i, u-1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
226 /* a[l] <= P == a[u-1] <= a[u], only need to sort from l+1 to u-2 */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
227 i = l; j = u-1;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
228 for (;;) { /* invariant: a[l..i] <= P <= a[j..u] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
229 /* repeat ++i until a[i] >= P */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
230 while (lua_rawgeti(L, 1, ++i), sort_comp(L, -1, -2)) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
231 if (i>=u) lj_err_caller(L, LJ_ERR_TABSORT);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
232 lua_pop(L, 1); /* remove a[i] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
233 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
234 /* repeat --j until a[j] <= P */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
235 while (lua_rawgeti(L, 1, --j), sort_comp(L, -3, -1)) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
236 if (j<=l) lj_err_caller(L, LJ_ERR_TABSORT);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
237 lua_pop(L, 1); /* remove a[j] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
238 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
239 if (j<i) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
240 lua_pop(L, 3); /* pop pivot, a[i], a[j] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
241 break;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
242 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
243 set2(L, i, j);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
244 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
245 lua_rawgeti(L, 1, u-1);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
246 lua_rawgeti(L, 1, i);
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
247 set2(L, u-1, i); /* swap pivot (a[u-1]) with a[i] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
248 /* a[l..i-1] <= a[i] == P <= a[i+1..u] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
249 /* adjust so that smaller half is in [j..i] and larger one in [l..u] */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
250 if (i-l < u-i) {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
251 j=l; i=i-1; l=i+2;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
252 } else {
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
253 j=i+1; i=u; u=j-2;
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
254 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
255 auxsort(L, j, i); /* call recursively the smaller one */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
256 } /* repeat the routine for the larger one */
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
parents:
diff changeset
257 }
94705b5986b3 [ThirdParty] Added WRK and luajit for load testing.
MrJuneJune <me@mrjunejune.com>
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258
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259 LJLIB_CF(table_sort)
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260 {
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261 GCtab *t = lj_lib_checktab(L, 1);
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262 int32_t n = (int32_t)lj_tab_len(t);
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263 lua_settop(L, 2);
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264 if (!tvisnil(L->base+1))
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265 lj_lib_checkfunc(L, 2);
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266 auxsort(L, 1, n);
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267 return 0;
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268 }
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269
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270 #if LJ_52
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271 LJLIB_PUSH("n")
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272 LJLIB_CF(table_pack)
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273 {
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274 TValue *array, *base = L->base;
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275 MSize i, n = (uint32_t)(L->top - base);
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276 GCtab *t = lj_tab_new(L, n ? n+1 : 0, 1);
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277 /* NOBARRIER: The table is new (marked white). */
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278 setintV(lj_tab_setstr(L, t, strV(lj_lib_upvalue(L, 1))), (int32_t)n);
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279 for (array = tvref(t->array) + 1, i = 0; i < n; i++)
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280 copyTV(L, &array[i], &base[i]);
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281 settabV(L, base, t);
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282 L->top = base+1;
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283 lj_gc_check(L);
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284 return 1;
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285 }
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286 #endif
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287
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288 LJLIB_NOREG LJLIB_CF(table_new) LJLIB_REC(.)
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289 {
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290 int32_t a = lj_lib_checkint(L, 1);
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291 int32_t h = lj_lib_checkint(L, 2);
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292 lua_createtable(L, a, h);
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293 return 1;
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294 }
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295
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296 LJLIB_NOREG LJLIB_CF(table_clear) LJLIB_REC(.)
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297 {
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298 lj_tab_clear(lj_lib_checktab(L, 1));
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299 return 0;
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300 }
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301
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302 static int luaopen_table_new(lua_State *L)
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303 {
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304 return lj_lib_postreg(L, lj_cf_table_new, FF_table_new, "new");
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305 }
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306
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307 static int luaopen_table_clear(lua_State *L)
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308 {
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309 return lj_lib_postreg(L, lj_cf_table_clear, FF_table_clear, "clear");
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310 }
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311
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312 /* ------------------------------------------------------------------------ */
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313
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314 #include "lj_libdef.h"
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315
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316 LUALIB_API int luaopen_table(lua_State *L)
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317 {
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318 LJ_LIB_REG(L, LUA_TABLIBNAME, table);
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319 #if LJ_52
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320 lua_getglobal(L, "unpack");
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321 lua_setfield(L, -2, "unpack");
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322 #endif
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323 lj_lib_prereg(L, LUA_TABLIBNAME ".new", luaopen_table_new, tabV(L->top-1));
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324 lj_lib_prereg(L, LUA_TABLIBNAME ".clear", luaopen_table_clear, tabV(L->top-1));
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325 return 1;
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326 }
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327