Profiling results ----------------- Total cpu time observed: 162468ms (out of 163516ms) Number of samples taken: 486 (once every 334ms) (Hiding functions with self<1.0% and local<2.0%: 7 of 211 hidden) =================================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee =================================================================================== ??? [153] 100.0% [1] 162468(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [12] 100.0% ----------------------------------------------------------------------------------- ??? [153] 100.0% [2] 112930(69.5%) 0(0.0%) run-improve47 ...use-places/src/mainloop.rkt:346:0 for-loop [13] 58.7% simplify! [29] 39.8% prepare-points-intervals [14] 1.5% ----------------------------------------------------------------------------------- ??? [67] 37.4% location-do [3] 62.6% [3] 3292(2.0%) 0(0.0%) location-do ...ie/use-places/src/programs.rkt:64:0 location-do [3] 62.6% ??? [67] 27.2% loop [18] 10.2% ----------------------------------------------------------------------------------- ??? [67] 100.0% [4] 3292(2.0%) 0(0.0%) approximate9 ...se-places/src/core/taylor.rkt:12:0 loop [15] 90.1% for-loop [22] 9.9% ----------------------------------------------------------------------------------- hash-ref! [175] 100.0% [5] 2300(1.4%) 298(0.2%) ??? ...erbie/use-places/src/core/taylor.rkt:291:26 for-loop [16] 87.0% ----------------------------------------------------------------------------------- hash-ref! [175] 100.0% [6] 1340(0.8%) 0(0.0%) ??? ...erbie/use-places/src/core/taylor.rkt:301:23 for-loop [17] 100.0% ----------------------------------------------------------------------------------- for-loop [176] 35.4% loop [155] 64.6% [7] 982(0.6%) 0(0.0%) syntax-e (unknown source) syntax-e/no-taint [19] 100.0% ----------------------------------------------------------------------------------- for-loop [176] 100.0% [8] 974(0.6%) 0(0.0%) expand-implicit (unknown source) resolve+shift28 [162] 65.9% binding-lookup52 [164] 34.1% ----------------------------------------------------------------------------------- for-loop [176] 34.8% loop [155] 65.2% [9] 972(0.6%) 0(0.0%) dispatch-transformer41 (unknown source) apply-transformer52 [20] 100.0% ----------------------------------------------------------------------------------- hash-ref! [175] 100.0% [10] 328(0.2%) 0(0.0%) ??? ...erbie/use-places/src/core/taylor.rkt:407:23 for-loop [21] 100.0% ----------------------------------------------------------------------------------- matcher [90] 100.0% [11] 298(0.2%) 0(0.0%) ??? ...rbie/use-places/src/core/matcher.rkt:130:11 for-loop [23] 100.0% ----------------------------------------------------------------------------------- profile-thunk16 [1] 100.0% [12] 162468(100.0%) 0(0.0%) run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2 ??? [153] 100.0% ----------------------------------------------------------------------------------- run-improve47 [2] 100.0% [13] 66284(40.8%) 0(0.0%) for-loop ...rbie/use-places/src/mainloop.rkt:365:4 run-iter! [24] 100.0% ----------------------------------------------------------------------------------- run-improve47 [2] 3.4% ??? [153] 96.6% [14] 48524(29.9%) 0(0.0%) prepare-points-intervals ...s/src/points.rkt:110:0 loop [25] 99.4% eval-prog [152] 0.6% ----------------------------------------------------------------------------------- approximate9 [4] 100.0% [15] 2966(1.8%) 0(0.0%) loop ...herbie/use-places/src/core/taylor.rkt:87:4 ??? [67] 100.0% ----------------------------------------------------------------------------------- ??? [5] 100.0% [16] 2002(1.2%) 0(0.0%) for-loop .../use-places/src/core/taylor.rkt:291:52 hash-ref! [175] 83.6% ??? [27] 16.4% ----------------------------------------------------------------------------------- ??? [6] 100.0% [17] 1340(0.8%) 0(0.0%) for-loop .../use-places/src/core/taylor.rkt:304:27 hash-ref! [175] 100.0% ----------------------------------------------------------------------------------- location-do [3] 100.0% [18] 1006(0.6%) 0(0.0%) loop ...es/herbie/use-places/src/programs.rkt:73:4 ??? [67] 100.0% ----------------------------------------------------------------------------------- syntax-e [7] 100.0% [19] 982(0.6%) 0(0.0%) syntax-e/no-taint (unknown source) loop [155] 100.0% ----------------------------------------------------------------------------------- dispatch-transformer41 [9] 100.0% [20] 972(0.6%) 0(0.0%) apply-transformer52 (unknown source) apply-transformer-in-context [26] 65.2% loop [155] 34.8% ----------------------------------------------------------------------------------- ??? [10] 100.0% [21] 328(0.2%) 0(0.0%) for-loop .../use-places/src/core/taylor.rkt:411:33 simplify [41] 100.0% ----------------------------------------------------------------------------------- approximate9 [4] 100.0% [22] 326(0.2%) 0(0.0%) for-loop ...e/use-places/src/core/taylor.rkt:30:18 taylor [28] 100.0% ----------------------------------------------------------------------------------- ??? [11] 100.0% [23] 298(0.2%) 0(0.0%) for-loop ...use-places/src/core/matcher.rkt:132:15 matcher [90] 100.0% ----------------------------------------------------------------------------------- for-loop [13] 100.0% [24] 66284(40.8%) 0(0.0%) run-iter! ...bie/use-places/src/mainloop.rkt:327:0 simplify! [29] 89.9% gen-series! [32] 5.0% finalize-iter! [33] 3.7% gen-rewrites! [35] 0.9% localize! [37] 0.5% ----------------------------------------------------------------------------------- prepare-points-intervals [14] 100.0% [25] 48252(29.7%) 674(0.4%) loop ...ies/herbie/use-places/src/points.rkt:123:4 loop [30] 90.7% ??? [31] 7.9% ----------------------------------------------------------------------------------- apply-transformer52 [20] 100.0% [26] 634(0.4%) 0(0.0%) apply-transformer-in-context (unknown source) ??? [34] 100.0% ----------------------------------------------------------------------------------- for-loop [16] 100.0% [27] 328(0.2%) 0(0.0%) ??? ...erbie/use-places/src/core/taylor.rkt:294:19 hash-ref! [175] 100.0% ----------------------------------------------------------------------------------- for-loop [22] 100.0% [28] 326(0.2%) 0(0.0%) taylor ...bie/use-places/src/core/taylor.rkt:170:0 taylor-quotient [36] 100.0% ----------------------------------------------------------------------------------- run-improve47 [2] 43.0% run-iter! [24] 57.0% [29] 104584(64.4%) 0(0.0%) simplify! ...bie/use-places/src/mainloop.rkt:224:0 ??? [38] 100.0% ----------------------------------------------------------------------------------- loop [25] 100.0% [30] 43778(26.9%) 906(0.6%) loop ...lies/herbie/use-places/src/points.rkt:81:2 ??? [39] 96.6% log! [45] 0.7% ??? [116] 0.6% ----------------------------------------------------------------------------------- loop [25] 100.0% [31] 3800(2.3%) 604(0.4%) ??? ...lies/herbie/use-places/src/points.rkt:106:2 ??? [67] 84.1% ----------------------------------------------------------------------------------- run-iter! [24] 100.0% [32] 3292(2.0%) 0(0.0%) gen-series! ...e/use-places/src/mainloop.rkt:160:0 for-loop [40] 100.0% ----------------------------------------------------------------------------------- run-iter! [24] 100.0% [33] 2480(1.5%) 0(0.0%) finalize-iter! ...se-places/src/mainloop.rkt:278:0 ??? [116] 100.0% ----------------------------------------------------------------------------------- apply-transformer-in-context [26] 100.0% [34] 634(0.4%) 0(0.0%) ??? ...collects/racket/private/qq-and-or.rkt:155:9 ??? [42] 100.0% ----------------------------------------------------------------------------------- run-iter! [24] 100.0% [35] 598(0.4%) 0(0.0%) gen-rewrites! ...use-places/src/mainloop.rkt:183:0 for-loop [43] 100.0% ----------------------------------------------------------------------------------- taylor [28] 100.0% [36] 326(0.2%) 0(0.0%) taylor-quotient ...laces/src/core/taylor.rkt:334:0 simplify [41] 100.0% ----------------------------------------------------------------------------------- run-iter! [24] 100.0% [37] 302(0.2%) 0(0.0%) localize! ...bie/use-places/src/mainloop.rkt:127:0 localize-error [44] 100.0% ----------------------------------------------------------------------------------- simplify! [29] 100.0% [38] 104584(64.4%) 0(0.0%) ??? ...erbie/use-places/src/core/simplify.rkt:31:0 for-loop [46] 99.4% loop [62] 0.6% ----------------------------------------------------------------------------------- for-loop [168] 0.7% loop [169] 0.7% ??? [179] 1.3% ??? [153] 3.4% loop [30] 93.9% [39] 45016(27.7%) 296(0.2%) ??? ...es/herbie/use-places/src/programs.rkt:115:2 ??? [47] 90.5% ??? [67] 8.8% ----------------------------------------------------------------------------------- gen-series! [32] 100.0% [40] 3292(2.0%) 0(0.0%) for-loop ...rbie/use-places/src/mainloop.rkt:167:7 taylor-alt [48] 100.0% ----------------------------------------------------------------------------------- taylor-quotient [36] 10.9% for-loop [21] 11.0% hash-ref! [175] 78.2% [41] 2994(1.8%) 334(0.2%) simplify ...ie/use-places/src/core/reduce.rkt:16:0 parse-loop30 [49] 55.8% f67 [50] 22.1% debug5 [53] 10.9% ----------------------------------------------------------------------------------- ??? [34] 100.0% [42] 634(0.4%) 0(0.0%) ??? ...ollects/racket/private/qq-and-or.rkt:164:21 syntax->list [51] 100.0% ----------------------------------------------------------------------------------- gen-rewrites! [35] 100.0% [43] 598(0.4%) 0(0.0%) for-loop ...bie/use-places/src/mainloop.rkt:191:11 rewrite-expression-head20 [52] 100.0% ----------------------------------------------------------------------------------- localize! [37] 100.0% [44] 302(0.2%) 0(0.0%) localize-error ...laces/src/core/localize.rkt:66:0 hash-ref! [175] 100.0% ----------------------------------------------------------------------------------- loop [30] 100.0% [45] 298(0.2%) 0(0.0%) log! ...lies/herbie/use-places/src/points.rkt:61:2 for-loop [54] 100.0% ----------------------------------------------------------------------------------- ??? [38] 100.0% [46] 103952(64.0%) 0(0.0%) for-loop .../use-places/src/core/simplify.rkt:51:2 ??? [55] 94.8% precompute-phase [59] 2.8% for-loop [61] 1.5% loop [62] 0.9% ----------------------------------------------------------------------------------- ??? [39] 100.0% [47] 40740(25.1%) 3538(2.2%) ??? ...t-7.2/collects/racket/private/kw.rkt:594:14 ??? [56] 70.3% ??? [67] 15.9% ??? [60] 5.1% ----------------------------------------------------------------------------------- for-loop [40] 100.0% [48] 3292(2.0%) 0(0.0%) taylor-alt ...ie/use-places/src/mainloop.rkt:146:0 for-loop [57] 100.0% ----------------------------------------------------------------------------------- hash-ref! [175] 13.1% map [171] 14.5% simplify [41] 72.4% [49] 2308(1.4%) 0(0.0%) parse-loop30 ...s/racket/match/compiler.rkt:418:15 eval-const-expr [58] 79.7% map [171] 16.0% for-loop [64] 4.4% ----------------------------------------------------------------------------------- simplify [41] 100.0% [50] 662(0.4%) 0(0.0%) f67 ...2/collects/racket/match/compiler.rkt:507:40 map [171] 50.5% eval-const-expr [58] 49.5% ----------------------------------------------------------------------------------- ??? [42] 100.0% [51] 634(0.4%) 0(0.0%) syntax->list (unknown source) loop [155] 100.0% ----------------------------------------------------------------------------------- for-loop [43] 100.0% [52] 598(0.4%) 0(0.0%) rewrite-expression-head20 ...core/matcher.rkt:87:0 rewriter [63] 100.0% ----------------------------------------------------------------------------------- simplify [41] 100.0% [53] 326(0.2%) 0(0.0%) debug5 ...es/herbie/use-places/src/debug.rkt:102:0 return/no-unsupplied [123] 100.0% ----------------------------------------------------------------------------------- log! [45] 100.0% [54] 298(0.2%) 298(0.2%) for-loop ...herbie/use-places/src/points.rkt:68:23 ----------------------------------------------------------------------------------- for-loop [46] 100.0% [55] 98590(60.7%) 0(0.0%) ??? ...erbie/use-places/src/core/simplify.rkt:92:0 find-matches [65] 58.5% for-loop [66] 41.5% ----------------------------------------------------------------------------------- ??? [47] 100.0% [56] 28650(17.6%) 2286(1.4%) ??? ...tract/private/arrow-higher-order.rkt:364:33 ival-fmod [68] 56.1% ival-sinh [69] 23.5% ival-sub [70] 12.5% ----------------------------------------------------------------------------------- taylor-alt [48] 100.0% [57] 3292(2.0%) 0(0.0%) for-loop ...rbie/use-places/src/mainloop.rkt:152:6 ??? [67] 100.0% ----------------------------------------------------------------------------------- f67 [50] 10.0% ??? [153] 29.1% parse-loop30 [49] 60.9% [58] 3292(2.0%) 0(0.0%) eval-const-expr ...e-places/src/programs.rkt:118:0 temp85_0 [71] 90.0% loop [155] 10.0% ----------------------------------------------------------------------------------- for-loop [46] 100.0% [59] 2882(1.8%) 0(0.0%) precompute-phase ...es/src/core/simplify.rkt:101:0 for-loop [72] 100.0% ----------------------------------------------------------------------------------- ??? [47] 100.0% [60] 2092(1.3%) 1792(1.1%) ??? ...bie/use-places/src/syntax/syntax.rkt:214:17 return/no-unsupplied [123] 14.3% ----------------------------------------------------------------------------------- for-loop [46] 100.0% [61] 1590(1.0%) 0(0.0%) for-loop .../use-places/src/core/simplify.rkt:59:4 prune-phase [73] 100.0% ----------------------------------------------------------------------------------- ??? [38] 41.5% for-loop [46] 58.5% [62] 1522(0.9%) 0(0.0%) loop ...ie/use-places/src/core/extraction.rkt:25:2 for-loop [74] 100.0% ----------------------------------------------------------------------------------- matcher [90] 33.2% rewrite-expression-head20 [52] 66.8% [63] 598(0.4%) 0(0.0%) rewriter ...e/use-places/src/core/matcher.rkt:90:2 for-loop [75] 83.4% *rules* [77] 16.6% ----------------------------------------------------------------------------------- parse-loop30 [49] 100.0% [64] 302(0.2%) 0(0.0%) for-loop ...use-places/src/core/localize.rkt:53:21 for-loop [76] 100.0% ----------------------------------------------------------------------------------- ??? [55] 100.0% [65] 57652(35.5%) 0(0.0%) find-matches ...-places/src/core/simplify.rkt:84:0 for-loop [78] 100.0% ----------------------------------------------------------------------------------- ??? [55] 100.0% [66] 40938(25.2%) 0(0.0%) for-loop .../use-places/src/core/simplify.rkt:93:2 for-loop [79] 100.0% ----------------------------------------------------------------------------------- loop [18] 2.0% location-do [3] 4.8% loop [15] 5.8% for-loop [57] 6.8% ??? [31] 18.9% ??? [39] 23.5% ??? [47] 38.2% [67] 16928(10.4%) 686(0.4%) ??? ...tract/private/arrow-higher-order.rkt:360:33 ival-pow [81] 35.9% mk-ival [83] 21.7% sample-multi-bounded [86] 18.9% location-do [3] 6.8% approximate9 [4] 6.8% hash-ref! [175] 5.8% ----------------------------------------------------------------------------------- ??? [56] 100.0% [68] 16070(9.9%) 0(0.0%) ival-fmod .../use-places/src/biginterval.rkt:395:0 ival-div [80] 41.7% ival-fabs [82] 31.2% bftruncate [84] 20.7% bfexpt [94] 4.4% ival-mult [91] 2.1% ----------------------------------------------------------------------------------- ??? [56] 100.0% [69] 6722(4.1%) 4292(2.6%) ival-sinh .../use-places/src/biginterval.rkt:375:0 bfneg [95] 36.1% ----------------------------------------------------------------------------------- ??? [56] 100.0% [70] 3572(2.2%) 334(0.2%) ival-sub ...e/use-places/src/biginterval.rkt:107:0 bfexpt [94] 90.6% ----------------------------------------------------------------------------------- eval-prog [152] 9.4% eval-const-expr [58] 90.6% [71] 3272(2.0%) 0(0.0%) temp85_0 (unknown source) compile15 [85] 100.0% ----------------------------------------------------------------------------------- precompute-phase [59] 100.0% [72] 2882(1.8%) 0(0.0%) for-loop ...use-places/src/core/simplify.rkt:102:2 set-precompute! [87] 100.0% ----------------------------------------------------------------------------------- for-loop [61] 100.0% [73] 1590(1.0%) 0(0.0%) prune-phase ...-places/src/core/simplify.rkt:106:0 for-loop [88] 100.0% ----------------------------------------------------------------------------------- loop [62] 100.0% [74] 1522(0.9%) 334(0.2%) for-loop ...se-places/src/core/extraction.rkt:29:4 for-loop [89] 58.9% filter [124] 19.2% ----------------------------------------------------------------------------------- rewriter [63] 100.0% [75] 598(0.4%) 0(0.0%) for-loop ...e/use-places/src/core/matcher.rkt:92:4 matcher [90] 100.0% ----------------------------------------------------------------------------------- for-loop [64] 100.0% [76] 302(0.2%) 0(0.0%) for-loop ...use-places/src/core/localize.rkt:54:23 ??? [106] 100.0% ----------------------------------------------------------------------------------- rewriter [63] 100.0% [77] 298(0.2%) 0(0.0%) *rules* ...e/use-places/src/syntax/rules.rkt:666:0 for-loop [92] 100.0% ----------------------------------------------------------------------------------- for-loop [78] 49.7% find-matches [65] 50.3% [78] 57652(35.5%) 922(0.6%) for-loop .../use-places/src/core/simplify.rkt:86:8 for-loop [78] 49.7% match-e [93] 49.2% ----------------------------------------------------------------------------------- for-loop [66] 100.0% [79] 40938(25.2%) 0(0.0%) for-loop .../use-places/src/core/simplify.rkt:96:4 merge-egraph-nodes! [104] 59.1% dedup-children! [115] 26.8% mk-enode-rec! [174] 10.3% pattern-substitute [100] 3.7% ----------------------------------------------------------------------------------- ival-fmod [68] 100.0% [80] 6696(4.1%) 2782(1.7%) ival-div ...e/use-places/src/biginterval.rkt:155:0 bfexpt [94] 58.5% ----------------------------------------------------------------------------------- ??? [67] 100.0% [81] 6082(3.7%) 1560(1.0%) ival-pow ...e/use-places/src/biginterval.rkt:229:0 bfexpt [94] 74.4% ----------------------------------------------------------------------------------- ival-fmod [68] 100.0% [82] 5006(3.1%) 0(0.0%) ival-fabs .../use-places/src/biginterval.rkt:367:0 bfneg [95] 100.0% ----------------------------------------------------------------------------------- ??? [67] 100.0% [83] 3672(2.3%) 0(0.0%) mk-ival ...bie/use-places/src/biginterval.rkt:65:0 bf [96] 100.0% ----------------------------------------------------------------------------------- ival-fmod [68] 100.0% [84] 3320(2.0%) 0(0.0%) bftruncate ...math/private/bigfloat/mpfr.rkt:716:4 new-mpfr [105] 82.5% ??? [106] 17.5% ----------------------------------------------------------------------------------- temp85_0 [71] 100.0% [85] 3272(2.0%) 0(0.0%) compile15 (unknown source) temp91_0 [97] 100.0% ----------------------------------------------------------------------------------- ??? [67] 100.0% [86] 3196(2.0%) 386(0.2%) sample-multi-bounded ...places/src/points.rkt:15:0 random-ranges [99] 87.9% ----------------------------------------------------------------------------------- for-loop [72] 100.0% [87] 2882(1.8%) 0(0.0%) set-precompute! ...ces/src/core/simplify.rkt:110:0 for-loop [98] 100.0% ----------------------------------------------------------------------------------- prune-phase [73] 100.0% [88] 1590(1.0%) 0(0.0%) for-loop ...use-places/src/core/simplify.rkt:107:2 update-leader! [114] 100.0% ----------------------------------------------------------------------------------- for-loop [74] 100.0% [89] 896(0.6%) 300(0.2%) for-loop ...e-places/src/core/extraction.rkt:37:16 for-loop [101] 66.5% ----------------------------------------------------------------------------------- for-loop [23] 24.9% for-loop [75] 75.1% [90] 598(0.4%) 300(0.2%) matcher ...e/use-places/src/core/matcher.rkt:118:2 ??? [11] 24.9% rewriter [63] 24.9% ----------------------------------------------------------------------------------- ival-fmod [68] 100.0% [91] 334(0.2%) 0(0.0%) ival-mult .../use-places/src/biginterval.rkt:119:0 bfexpt [94] 100.0% ----------------------------------------------------------------------------------- *rules* [77] 100.0% [92] 298(0.2%) 0(0.0%) for-loop .../herbie/use-places/src/common.rkt:62:9 ormap [102] 100.0% ----------------------------------------------------------------------------------- for-loop [113] 28.9% for-loop [78] 71.1% [93] 56730(34.9%) 4558(2.8%) match-e ...bie/use-places/src/core/ematch.rkt:39:0 for-loop [103] 86.8% constant? [147] 2.8% ??? [116] 2.1% variable? [107] 1.8% make-sequence [144] 0.5% ----------------------------------------------------------------------------------- ival-mult [91] 2.6% ival-fmod [68] 5.6% ival-sub [70] 25.5% ival-div [80] 30.8% ival-pow [81] 35.5% [94] 12722(7.8%) 0(0.0%) bfexpt ...lib/math/private/bigfloat/mpfr.rkt:821:4 new-mpfr [105] 62.7% ??? [106] 37.3% ----------------------------------------------------------------------------------- ival-sinh [69] 32.7% ival-fabs [82] 67.3% [95] 7436(4.6%) 0(0.0%) bfneg ...-lib/math/private/bigfloat/mpfr.rkt:618:4 new-mpfr [105] 58.6% ??? [106] 41.4% ----------------------------------------------------------------------------------- mk-ival [83] 100.0% [96] 3672(2.3%) 0(0.0%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 new-mpfr [105] 88.5% ??? [106] 11.5% ----------------------------------------------------------------------------------- compile15 [85] 100.0% [97] 3272(2.0%) 0(0.0%) temp91_0 (unknown source) temp118_0 [108] 100.0% ----------------------------------------------------------------------------------- set-precompute! [87] 100.0% [98] 2882(1.8%) 0(0.0%) for-loop ...use-places/src/core/simplify.rkt:112:2 setfindf [110] 43.5% ??? [153] 33.2% merge-egraph-nodes! [104] 23.2% ----------------------------------------------------------------------------------- sample-multi-bounded [86] 100.0% [99] 2810(1.7%) 1102(0.7%) random-ranges ...e/use-places/src/common.rkt:171:0 cons/c [109] 50.5% build--> [112] 10.3% ----------------------------------------------------------------------------------- pattern-substitute [100] 49.9% for-loop [79] 50.1% [100] 1520(0.9%) 328(0.2%) pattern-substitute ...es/src/core/matcher.rkt:46:0 pattern-substitute [100] 49.9% do-curry [118] 19.7% ??? [116] 6.6% variable? [107] 6.5% constant? [147] 6.4% ----------------------------------------------------------------------------------- for-loop [89] 100.0% [101] 596(0.4%) 596(0.4%) for-loop ...e-places/src/core/extraction.rkt:41:23 ----------------------------------------------------------------------------------- for-loop [92] 100.0% [102] 298(0.2%) 0(0.0%) ormap ....2/collects/racket/private/map.rkt:141:13 flag-set? [111] 100.0% ----------------------------------------------------------------------------------- match-e [93] 100.0% [103] 53110(32.7%) 17614(10.8%) for-loop ...e/use-places/src/core/ematch.rkt:52:11 for-loop [113] 44.8% loop [169] 14.1% procedure-reduce-keyword-arity-mask [117] 7.0% do-curry [118] 6.3% foldl [177] 1.2% ??? [178] 0.9% cp-2 [125] 0.6% filter [124] 0.3% ----------------------------------------------------------------------------------- for-loop [98] 2.7% for-loop [120] 5.3% merge-egraph-nodes! [104] 13.1% for-loop [79] 78.9% [104] 24878(15.3%) 0(0.0%) merge-egraph-nodes! ...s/src/core/egraph.rkt:145:0 loop! [173] 39.3% update-leader! [114] 38.3% merge-egraph-nodes! [104] 13.1% for-loop [120] 5.3% dedup-children! [115] 2.7% enode-merge! [126] 1.3% ----------------------------------------------------------------------------------- bftruncate [84] 14.9% bf [96] 17.7% bfneg [95] 23.8% bfexpt [94] 43.6% [105] 18326(11.3%) 18326(11.3%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 ----------------------------------------------------------------------------------- for-loop [76] 3.3% bf [96] 4.6% bftruncate [84] 6.4% bfneg [95] 33.7% bfexpt [94] 51.9% [106] 9126(5.6%) 9126(5.6%) ??? /opt/racket-7.2/collects/ffi/unsafe.rkt:905:4 ----------------------------------------------------------------------------------- pattern-substitute [100] 9.0% match-e [93] 91.0% [107] 3328(2.0%) 600(0.4%) variable? ...se-places/src/syntax/syntax.rkt:729:0 ??? [116] 45.0% value? [150] 37.0% ----------------------------------------------------------------------------------- temp91_0 [97] 100.0% [108] 3272(2.0%) 0(0.0%) temp118_0 (unknown source) expand-capturing-lifts [119] 100.0% ----------------------------------------------------------------------------------- random-ranges [99] 100.0% [109] 1418(0.9%) 0(0.0%) cons/c .../racket/contract/private/guts.rkt:504:15 coerce-contract [121] 100.0% ----------------------------------------------------------------------------------- for-loop [98] 100.0% [110] 1254(0.8%) 300(0.2%) setfindf ...herbie/use-places/src/common.rkt:130:0 for-loop [122] 76.1% ----------------------------------------------------------------------------------- ormap [102] 100.0% [111] 298(0.2%) 0(0.0%) flag-set? ...herbie/use-places/src/config.rkt:28:0 return/no-unsupplied [123] 100.0% ----------------------------------------------------------------------------------- random-ranges [99] 100.0% [112] 290(0.2%) 290(0.2%) build--> ...act/private/arrow-val-first.rkt:1088:0 ----------------------------------------------------------------------------------- for-loop [103] 100.0% [113] 32664(20.1%) 2476(1.5%) for-loop ...e/use-places/src/core/ematch.rkt:58:37 match-e [93] 89.2% ??? [133] 3.7% ----------------------------------------------------------------------------------- for-loop [88] 12.2% merge-egraph-nodes! [104] 87.8% [114] 12990(8.0%) 1294(0.8%) update-leader! ...places/src/core/egraph.rkt:213:0 for-loop [127] 90.0% ----------------------------------------------------------------------------------- merge-egraph-nodes! [104] 8.0% for-loop [79] 92.0% [115] 11930(7.3%) 0(0.0%) dedup-children! ...places/src/core/enode.rkt:202:0 loop [128] 77.4% loop [130] 22.6% ----------------------------------------------------------------------------------- loop [30] 3.6% pattern-substitute [100] 3.8% variable? [107] 18.9% finalize-iter! [33] 31.3% match-e [93] 42.5% [116] 7928(4.9%) 5164(3.2%) ??? ...contract/private/arrow-val-first.rkt:390:18 for-loop [131] 27.4% atab-add-altns [136] 3.9% ??? [137] 3.6% ----------------------------------------------------------------------------------- for-loop [103] 100.0% [117] 5264(3.2%) 5264(3.2%) procedure-reduce-keyword-arity-mask ....rkt:1562:4 ----------------------------------------------------------------------------------- pattern-substitute [100] 6.6% for-loop [103] 93.4% [118] 4536(2.8%) 4536(2.8%) do-curry ...-7.2/collects/racket/function.rkt:71:2 ----------------------------------------------------------------------------------- loop [155] 15.5% temp118_0 [108] 84.5% [119] 3872(2.4%) 0(0.0%) expand-capturing-lifts (unknown source) lambda-clause-expander [129] 84.5% expand-id-application-form17 [157] 8.5% loop [155] 7.0% ----------------------------------------------------------------------------------- merge-egraph-nodes! [104] 100.0% [120] 3824(2.4%) 0(0.0%) for-loop ...e/use-places/src/core/egraph.rkt:199:4 merge-egraph-nodes! [104] 100.0% ----------------------------------------------------------------------------------- cons/c [109] 100.0% [121] 1418(0.9%) 0(0.0%) coerce-contract ...contract/private/guts.rkt:308:0 coerce-contract/f [132] 100.0% ----------------------------------------------------------------------------------- setfindf [110] 100.0% [122] 954(0.6%) 630(0.4%) for-loop ...herbie/use-places/src/common.rkt:131:2 constant? [147] 34.0% ----------------------------------------------------------------------------------- flag-set? [111] 32.3% ??? [60] 32.5% debug5 [53] 35.3% [123] 924(0.6%) 924(0.6%) return/no-unsupplied ...ct/private/arr-i.rkt:542:0 ----------------------------------------------------------------------------------- for-loop [74] 49.7% for-loop [103] 50.3% [124] 588(0.4%) 588(0.4%) filter ...2/collects/racket/private/list.rkt:256:2 ----------------------------------------------------------------------------------- for-loop [103] 100.0% [125] 326(0.2%) 0(0.0%) cp-2 .../racket-7.2/collects/racket/list.rkt:826:2 for-loop [134] 100.0% ----------------------------------------------------------------------------------- merge-egraph-nodes! [104] 100.0% [126] 326(0.2%) 0(0.0%) enode-merge! ...se-places/src/core/enode.rkt:131:0 adopt-enode! [135] 100.0% ----------------------------------------------------------------------------------- update-leader! [114] 100.0% [127] 11696(7.2%) 882(0.5%) for-loop ...e/use-places/src/core/egraph.rkt:218:6 for-loop [138] 48.1% hash-update! [146] 44.3% ----------------------------------------------------------------------------------- dedup-children! [115] 10.3% loop [128] 89.7% [128] 9232(5.7%) 9232(5.7%) loop ...racket-7.2/collects/racket/list.rkt:434:17 loop [128] 89.7% ----------------------------------------------------------------------------------- expand-capturing-lifts [119] 100.0% [129] 3272(2.0%) 0(0.0%) lambda-clause-expander (unknown source) finish-bodys [139] 80.6% loop [155] 19.4% ----------------------------------------------------------------------------------- dedup-children! [115] 25.8% loop [130] 74.2% [130] 2698(1.7%) 0(0.0%) loop ...racket-7.2/collects/racket/list.rkt:417:34 loop [130] 74.2% member [143] 13.5% loop [155] 12.3% ----------------------------------------------------------------------------------- ??? [116] 100.0% [131] 2170(1.3%) 0(0.0%) for-loop ...use-places/src/core/alt-table.rkt:55:2 errors [148] 57.3% atab-add-altn [141] 42.7% ----------------------------------------------------------------------------------- coerce-contract [121] 100.0% [132] 1418(0.9%) 0(0.0%) coerce-contract/f ...ntract/private/guts.rkt:373:0 coerce-simple-value [140] 100.0% ----------------------------------------------------------------------------------- for-loop [113] 100.0% [133] 1204(0.7%) 0(0.0%) ??? .../herbie/use-places/src/core/ematch.rkt:43:5 for-loop [142] 74.9% make-sequence [144] 25.1% ----------------------------------------------------------------------------------- cp-2 [125] 100.0% [134] 326(0.2%) 326(0.2%) for-loop ...ket-7.2/collects/racket/list.rkt:827:4 ----------------------------------------------------------------------------------- enode-merge! [126] 100.0% [135] 326(0.2%) 0(0.0%) adopt-enode! ...se-places/src/core/enode.rkt:109:0 custom-set-union [181] 100.0% ----------------------------------------------------------------------------------- ??? [116] 100.0% [136] 310(0.2%) 0(0.0%) atab-add-altns ...aces/src/core/alt-table.rkt:49:0 atab-add-altn [141] 100.0% ----------------------------------------------------------------------------------- ??? [116] 100.0% [137] 284(0.2%) 0(0.0%) ??? ...ects/racket/contract/private/guts.rkt:772:8 bigvalue? [145] 100.0% ----------------------------------------------------------------------------------- for-loop [127] 100.0% [138] 5628(3.5%) 0(0.0%) for-loop ...e/use-places/src/core/egraph.rkt:219:8 hash-update! [146] 100.0% ----------------------------------------------------------------------------------- lambda-clause-expander [129] 37.1% for-loop [176] 62.9% [139] 2638(1.6%) 0(0.0%) finish-bodys (unknown source) for-loop [176] 100.0% ----------------------------------------------------------------------------------- coerce-contract/f [132] 100.0% [140] 1418(0.9%) 1418(0.9%) coerce-simple-value ...ract/private/guts.rkt:386:0 ----------------------------------------------------------------------------------- atab-add-altns [136] 25.1% for-loop [131] 74.9% [141] 1236(0.8%) 0(0.0%) atab-add-altn ...aces/src/core/alt-table.rkt:203:0 errors [148] 100.0% ----------------------------------------------------------------------------------- ??? [133] 100.0% [142] 902(0.6%) 600(0.4%) for-loop ...ie/use-places/src/core/ematch.rkt:44:7 constant? [147] 33.5% ----------------------------------------------------------------------------------- loop [130] 100.0% [143] 624(0.4%) 624(0.4%) member (unknown source) ----------------------------------------------------------------------------------- match-e [93] 49.8% ??? [133] 50.2% [144] 602(0.4%) 602(0.4%) make-sequence ...ects/racket/private/for.rkt:530:2 ----------------------------------------------------------------------------------- ??? [137] 100.0% [145] 284(0.2%) 284(0.2%) bigvalue? .../use-places/src/syntax/types.rkt:19:0 ----------------------------------------------------------------------------------- for-loop [127] 48.0% for-loop [138] 52.0% [146] 10814(6.7%) 0(0.0%) hash-update! ...cket/private/more-scheme.rkt:365:4 ??? [149] 100.0% ----------------------------------------------------------------------------------- pattern-substitute [100] 6.8% for-loop [142] 7.0% for-loop [122] 7.5% match-e [93] 78.6% [147] 4296(2.6%) 308(0.2%) constant? ...se-places/src/syntax/syntax.rkt:726:0 value? [150] 92.8% ----------------------------------------------------------------------------------- ??? [153] 19.3% atab-add-altn [141] 40.2% for-loop [131] 40.5% [148] 3074(1.9%) 0(0.0%) errors ...s/herbie/use-places/src/points.rkt:201:0 for-loop [151] 90.0% eval-prog [152] 10.0% ----------------------------------------------------------------------------------- hash-update! [146] 100.0% [149] 10814(6.7%) 660(0.4%) ??? ...erbie/use-places/src/core/egraph.rkt:221:24 for-loop [154] 91.1% update-en-expr [184] 2.8% ----------------------------------------------------------------------------------- variable? [107] 23.6% constant? [147] 76.4% [150] 5220(3.2%) 5220(3.2%) value? ...bie/use-places/src/syntax/types.rkt:18:0 ----------------------------------------------------------------------------------- errors [148] 100.0% [151] 2766(1.7%) 0(0.0%) for-loop ...herbie/use-places/src/points.rkt:203:2 ??? [153] 100.0% ----------------------------------------------------------------------------------- prepare-points-intervals [14] 46.9% errors [148] 53.1% [152] 580(0.4%) 0(0.0%) eval-prog ...rbie/use-places/src/programs.rkt:83:0 temp85_0 [71] 53.1% loop [155] 46.9% ----------------------------------------------------------------------------------- for-loop [98] 0.2% for-loop [151] 0.6% run [12] 49.6% [153] 162468(100.0%) 936(0.6%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 49.6% run-improve47 [2] 34.4% prepare-points-intervals [14] 14.4% oracle-error [156] 0.5% ??? [39] 0.3% eval-const-expr [58] 0.2% errors [148] 0.1% get-final-combination [160] 0.1% eval-errors [161] 0.1% ----------------------------------------------------------------------------------- ??? [149] 100.0% [154] 9854(6.1%) 9520(5.9%) for-loop .../use-places/src/core/egraph.rkt:222:26 update-en-expr [184] 3.4% ----------------------------------------------------------------------------------- loop [155] 2.1% expand-capturing-lifts [119] 2.1% eval-prog [152] 2.1% syntax->list [51] 4.9% lambda-clause-expander [129] 4.9% for-loop [176] 7.5% eval-const-expr [58] 7.6% apply-transformer52 [20] 7.8% syntax-e/no-taint [19] 13.0% loop [130] 48.1% [155] 4316(2.7%) 2074(1.3%) loop (unknown source) gf [158] 13.0% expand-capturing-lifts [119] 9.7% core-form-sym [159] 7.8% expand-id-application-form17 [157] 7.5% dispatch-transformer41 [9] 4.9% syntax-e [7] 4.9% loop [155] 2.1% for-loop [176] 2.1% ----------------------------------------------------------------------------------- ??? [153] 100.0% [156] 1498(0.9%) 0(0.0%) oracle-error ...ie/use-places/src/points.rkt:188:0 for-loop [163] 100.0% ----------------------------------------------------------------------------------- loop [155] 32.7% expand-capturing-lifts [119] 33.3% for-loop [176] 34.1% [157] 986(0.6%) 0(0.0%) expand-id-application-form17 (unknown source) resolve+shift28 [162] 66.7% binding-lookup52 [164] 33.3% ----------------------------------------------------------------------------------- loop [155] 100.0% [158] 982(0.6%) 300(0.2%) gf (unknown source) propagation-merge [165] 35.4% propagation-apply [166] 34.0% ----------------------------------------------------------------------------------- loop [155] 100.0% [159] 338(0.2%) 0(0.0%) core-form-sym (unknown source) resolve+shift28 [162] 100.0% ----------------------------------------------------------------------------------- ??? [153] 100.0% [160] 300(0.2%) 0(0.0%) get-final-combination ...es/src/mainloop.rkt:371:0 infer-splitpoints [167] 100.0% ----------------------------------------------------------------------------------- ??? [153] 100.0% [161] 296(0.2%) 0(0.0%) eval-errors ...bie/use-places/src/points.rkt:179:0 for-loop [168] 100.0% ----------------------------------------------------------------------------------- core-form-sym [159] 20.6% expand-implicit [8] 39.2% expand-id-application-form17 [157] 40.2% [162] 1638(1.0%) 658(0.4%) resolve+shift28 (unknown source) fallback-loop [170] 59.8% ----------------------------------------------------------------------------------- oracle-error [156] 100.0% [163] 1498(0.9%) 0(0.0%) for-loop ...herbie/use-places/src/points.rkt:189:2 loop [169] 79.4% map [171] 20.6% ----------------------------------------------------------------------------------- expand-id-application-form17 [157] 49.7% expand-implicit [8] 50.3% [164] 660(0.4%) 660(0.4%) binding-lookup52 (unknown source) ----------------------------------------------------------------------------------- gf [158] 100.0% [165] 348(0.2%) 348(0.2%) propagation-merge (unknown source) ----------------------------------------------------------------------------------- gf [158] 100.0% [166] 334(0.2%) 334(0.2%) propagation-apply (unknown source) ----------------------------------------------------------------------------------- get-final-combination [160] 100.0% [167] 300(0.2%) 0(0.0%) infer-splitpoints ...ces/src/core/regimes.rkt:34:0 for-loop [172] 100.0% ----------------------------------------------------------------------------------- eval-errors [161] 100.0% [168] 296(0.2%) 0(0.0%) for-loop ...herbie/use-places/src/points.rkt:181:2 ??? [39] 100.0% ----------------------------------------------------------------------------------- loop! [173] 4.2% for-loop [163] 5.9% for-loop [103] 9.3% mk-enode-rec! [174] 12.0% loop [169] 68.5% [169] 17706(10.9%) 3822(2.4%) loop ...-7.2/collects/racket/private/map.rkt:40:19 loop [169] 68.5% mk-enode-rec! [174] 12.0% loop! [173] 4.2% ??? [179] 4.2% ??? [178] 2.0% ??? [39] 1.7% foldl [177] 1.4% ----------------------------------------------------------------------------------- resolve+shift28 [162] 100.0% [170] 980(0.6%) 0(0.0%) fallback-loop (unknown source) for-loop [176] 100.0% ----------------------------------------------------------------------------------- f67 [50] 17.7% for-loop [163] 32.6% parse-loop30 [49] 49.7% [171] 944(0.6%) 0(0.0%) map ...t-7.2/collects/racket/private/map.rkt:35:13 parse-loop30 [49] 35.4% ??? [179] 32.6% hash-ref! [175] 32.0% ----------------------------------------------------------------------------------- infer-splitpoints [167] 100.0% [172] 300(0.2%) 0(0.0%) for-loop ...e/use-places/src/core/regimes.rkt:47:6 option-on-expr [180] 100.0% ----------------------------------------------------------------------------------- loop [169] 30.2% merge-egraph-nodes! [104] 69.8% [173] 12202(7.5%) 2124(1.3%) loop! ...erbie/use-places/src/core/enode.rkt:194:2 custom-set-union [181] 40.4% loop [169] 30.2% set [182] 11.4% update-en-expr [184] 6.5% ----------------------------------------------------------------------------------- loop [169] 25.2% for-loop [79] 74.8% [174] 4230(2.6%) 2436(1.5%) mk-enode-rec! ...-places/src/core/egraph.rkt:117:0 loop [169] 25.2% for-loop [187] 21.2% hash-has-key? [188] 7.1% new-enode [190] 7.0% ----------------------------------------------------------------------------------- ??? [27] 2.5% localize-error [44] 3.1% map [171] 6.2% ??? [186] 10.6% for-loop [16] 13.6% for-loop [17] 17.1% ??? [183] 23.4% ??? [67] 23.4% [175] 3268(2.0%) 0(0.0%) hash-ref! .../racket/private/more-scheme.rkt:376:2 ??? [183] 23.4% ??? [5] 19.2% simplify [41] 17.9% ??? [6] 17.1% ??? [186] 10.6% parse-loop30 [49] 9.2% ??? [10] 2.5% ----------------------------------------------------------------------------------- fallback-loop [170] 2.5% run-module-instance!125 [192] 4.7% loop [155] 4.7% for-loop [176] 12.7% finish-bodys [139] 75.5% [176] 2910(1.8%) 980(0.6%) for-loop (unknown source) finish-bodys [139] 48.4% for-loop [176] 12.7% loop [155] 11.1% expand-implicit [8] 7.4% expand-id-application-form17 [157] 5.8% run-module-instance!125 [192] 4.7% temp37_0 [191] 4.7% syntax-e [7] 1.1% dispatch-transformer41 [9] 0.8% ----------------------------------------------------------------------------------- for-loop [103] 38.2% loop [169] 61.8% [177] 2598(1.6%) 624(0.4%) foldl ....2/collects/racket/private/list.rkt:229:4 merge2 [185] 76.0% ----------------------------------------------------------------------------------- loop [169] 42.4% for-loop [103] 57.6% [178] 1632(1.0%) 1632(1.0%) ??? ...ket-7.2/collects/racket/function.rkt:138:13 ----------------------------------------------------------------------------------- map [171] 25.7% loop [169] 74.3% [179] 1198(0.7%) 596(0.4%) ??? ...ies/herbie/use-places/src/points.rkt:190:26 ??? [39] 50.3% ----------------------------------------------------------------------------------- for-loop [172] 100.0% [180] 300(0.2%) 0(0.0%) option-on-expr ...laces/src/core/regimes.rkt:126:0 err-lsts->split-indices [189] 100.0% ----------------------------------------------------------------------------------- adopt-enode! [135] 5.7% loop! [173] 94.3% [181] 5718(3.5%) 1630(1.0%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [193] 66.2% for-loop [194] 5.2% ----------------------------------------------------------------------------------- loop! [173] 100.0% [182] 2992(1.8%) 2992(1.8%) set ...collects/racket/private/set-types.rkt:981:0 ----------------------------------------------------------------------------------- hash-ref! [175] 100.0% [183] 2966(1.8%) 0(0.0%) ??? ...herbie/use-places/src/core/taylor.rkt:45:15 hash-ref! [175] 100.0% ----------------------------------------------------------------------------------- ??? [149] 12.9% for-loop [154] 14.3% loop! [173] 72.8% [184] 2328(1.4%) 2328(1.4%) update-en-expr ...places/src/core/egraph.rkt:207:0 ----------------------------------------------------------------------------------- foldl [177] 100.0% [185] 1974(1.2%) 1974(1.2%) merge2 ...rbie/use-places/src/core/ematch.rkt:24:0 ----------------------------------------------------------------------------------- hash-ref! [175] 100.0% [186] 1292(0.8%) 0(0.0%) ??? ...erbie/use-places/src/core/taylor.rkt:344:33 hash-ref! [175] 100.0% ----------------------------------------------------------------------------------- mk-enode-rec! [174] 100.0% [187] 898(0.6%) 898(0.6%) for-loop .../use-places/src/core/egraph.rkt:109:10 ----------------------------------------------------------------------------------- mk-enode-rec! [174] 100.0% [188] 598(0.4%) 598(0.4%) hash-has-key? ...ket/private/more-scheme.rkt:371:2 ----------------------------------------------------------------------------------- option-on-expr [180] 100.0% [189] 300(0.2%) 0(0.0%) err-lsts->split-indices .../core/regimes.rkt:262:0 loop [195] 100.0% ----------------------------------------------------------------------------------- mk-enode-rec! [174] 100.0% [190] 298(0.2%) 0(0.0%) new-enode ...e/use-places/src/core/enode.rkt:101:0 type-of-enode-expr [196] 100.0% ----------------------------------------------------------------------------------- for-loop [176] 100.0% [191] 272(0.2%) 0(0.0%) temp37_0 (unknown source) [running body] [197] 100.0% ----------------------------------------------------------------------------------- for-loop [176] 100.0% [192] 272(0.2%) 0(0.0%) run-module-instance!125 (unknown source) for-loop [176] 100.0% ----------------------------------------------------------------------------------- custom-set-union [181] 100.0% [193] 3788(2.3%) 1586(1.0%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [198] 58.1% ----------------------------------------------------------------------------------- custom-set-union [181] 100.0% [194] 300(0.2%) 300(0.2%) for-loop ...cts/racket/private/set-types.rkt:152:2 ----------------------------------------------------------------------------------- err-lsts->split-indices [189] 100.0% [195] 300(0.2%) 0(0.0%) loop ...rbie/use-places/src/core/regimes.rkt:313:4 for-loop [199] 100.0% ----------------------------------------------------------------------------------- new-enode [190] 100.0% [196] 298(0.2%) 0(0.0%) type-of-enode-expr ...aces/src/core/enode.rkt:66:0 table-ref [200] 100.0% ----------------------------------------------------------------------------------- temp37_0 [191] 100.0% [197] 272(0.2%) 0(0.0%) [running body] .../collects/syntax/id-set.rkt":##f do-partial-app [201] 100.0% ----------------------------------------------------------------------------------- for-loop [193] 100.0% [198] 2202(1.4%) 2202(1.4%) for-loop ...cts/racket/private/set-types.rkt:178:5 ----------------------------------------------------------------------------------- loop [195] 100.0% [199] 300(0.2%) 0(0.0%) for-loop .../use-places/src/core/regimes.rkt:278:4 for-loop [202] 100.0% ----------------------------------------------------------------------------------- type-of-enode-expr [196] 100.0% [200] 298(0.2%) 298(0.2%) table-ref ...herbie/use-places/src/common.rkt:33:0 ----------------------------------------------------------------------------------- [running body] [197] 100.0% [201] 272(0.2%) 0(0.0%) do-partial-app ...ntract/private/provide.rkt:431:0 ??? [203] 100.0% ----------------------------------------------------------------------------------- for-loop [199] 100.0% [202] 300(0.2%) 300(0.2%) for-loop .../use-places/src/core/regimes.rkt:282:8 ----------------------------------------------------------------------------------- do-partial-app [201] 100.0% [203] 272(0.2%) 0(0.0%) ??? ...ntract/private/arrow-higher-order.rkt:560:2 ??? [204] 100.0% ----------------------------------------------------------------------------------- ??? [203] 100.0% [204] 272(0.2%) 272(0.2%) ??? ...ects/racket/contract/private/list.rkt:191:2 -----------------------------------------------------------------------------------