Profiling results ----------------- Total cpu time observed: 159186ms (out of 160168ms) Number of samples taken: 461 (once every 345ms) (Hiding functions with self<1.0% and local<2.0%: 5 of 201 hidden) ======================================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================================= ??? [35] 100.0% [1] 134862(84.7%) 0(0.0%) profile-thunk16 ...t/pkgs/profile-lib/main.rkt:9:0 run [9] 100.0% --------------------------------------------------------------------------------------- ??? [35] 100.0% [2] 118496(74.4%) 0(0.0%) run-improve50 ...f-of-prods/src/mainloop.rkt:234:0 for-loop [10] 89.7% get-final-combination [11] 7.9% setup-alt-simplified [13] 2.1% loop [39] 0.3% --------------------------------------------------------------------------------------- ??? [77] 100.0% [3] 7272(4.6%) 0(0.0%) loop .../diff-of-prods/src/core/simplify.rkt:215:2 pass [12] 100.0% --------------------------------------------------------------------------------------- substitute-e [99] 12.1% match-e [96] 87.9% [4] 2742(1.7%) 332(0.2%) variable? ...-of-prods/src/syntax/syntax.rkt:567:0 ??? [125] 87.9% --------------------------------------------------------------------------------------- copying-mergesort [74] 100.0% [5] 1374(0.9%) 0(0.0%) jloop ...t/collects/racket/private/sort.rkt:121:23 ??? [161] 74.5% ??? [76] 25.5% --------------------------------------------------------------------------------------- parse-loop12 [180] 3.3% loop [6] 96.7% [6] 718(0.5%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:36:19 loop [6] 96.7% ??? [76] 3.3% --------------------------------------------------------------------------------------- hash-ref! [162] 100.0% [7] 330(0.2%) 0(0.0%) ??? ...ie/diff-of-prods/src/core/taylor.rkt:285:26 for-loop [14] 100.0% --------------------------------------------------------------------------------------- ??? [77] 100.0% [8] 328(0.2%) 0(0.0%) mk-egraph ...ff-of-prods/src/core/egraph.rkt:123:0 expr->enode [15] 100.0% --------------------------------------------------------------------------------------- profile-thunk16 [1] 100.0% [9] 134862(84.7%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:39:2 ??? [35] 100.0% --------------------------------------------------------------------------------------- run-improve50 [2] 100.0% [10] 106308(66.8%) 0(0.0%) for-loop .../diff-of-prods/src/mainloop.rkt:249:10 run-iter! [16] 100.0% --------------------------------------------------------------------------------------- run-improve50 [2] 100.0% [11] 9370(5.9%) 0(0.0%) get-final-combination ...ds/src/mainloop.rkt:264:0 split-table [17] 100.0% --------------------------------------------------------------------------------------- loop [3] 100.0% [12] 7272(4.6%) 0(0.0%) pass .../diff-of-prods/src/core/simplify.rkt:205:2 for-loop [18] 100.0% --------------------------------------------------------------------------------------- run-improve50 [2] 100.0% [13] 2462(1.5%) 0(0.0%) setup-alt-simplified ...of-prods/src/glue.rkt:49:0 simplify-alt [19] 100.0% --------------------------------------------------------------------------------------- ??? [7] 100.0% [14] 330(0.2%) 0(0.0%) for-loop ...ff-of-prods/src/core/taylor.rkt:285:52 hash-ref! [162] 100.0% --------------------------------------------------------------------------------------- mk-egraph [8] 100.0% [15] 328(0.2%) 0(0.0%) expr->enode ...-of-prods/src/core/egraph.rkt:124:2 mk-enode! [102] 100.0% --------------------------------------------------------------------------------------- for-loop [10] 100.0% [16] 106308(66.8%) 0(0.0%) run-iter! .../diff-of-prods/src/mainloop.rkt:215:0 simplify! [20] 92.1% finalize-iter! [22] 5.0% gen-series! [25] 1.0% localize-error [26] 1.0% choose-best-alt! [27] 0.6% gen-rewrites! [28] 0.3% --------------------------------------------------------------------------------------- get-final-combination [11] 100.0% [17] 9370(5.9%) 0(0.0%) split-table ...ie/diff-of-prods/src/glue.rkt:162:0 f45 [21] 100.0% --------------------------------------------------------------------------------------- pass [12] 100.0% [18] 7272(4.6%) 0(0.0%) for-loop ...-of-prods/src/core/simplify.rkt:208:29 loop [23] 53.6% argmin [24] 37.3% filter [194] 5.0% for-loop [29] 4.1% --------------------------------------------------------------------------------------- setup-alt-simplified [13] 100.0% [19] 2462(1.5%) 0(0.0%) simplify-alt ...ie/diff-of-prods/src/glue.rkt:76:0 ??? [77] 100.0% --------------------------------------------------------------------------------------- run-iter! [16] 100.0% [20] 97950(61.5%) 0(0.0%) simplify! .../diff-of-prods/src/mainloop.rkt:155:0 for-loop [30] 100.0% --------------------------------------------------------------------------------------- map [52] 0.8% approximate9 [78] 0.8% simplify [170] 2.8% eval-prog [158] 4.4% f45 [21] 5.7% hash-ref! [162] 6.1% split-table [17] 79.4% [21] 11796(7.4%) 0(0.0%) f45 ...t/collects/racket/match/compiler.rkt:507:40 loop [55] 67.5% option-on-expr [59] 12.0% map [52] 7.4% f45 [21] 5.7% ??? [76] 4.4% taylor [33] 3.1% --------------------------------------------------------------------------------------- run-iter! [16] 100.0% [22] 5268(3.3%) 0(0.0%) finalize-iter! ...-of-prods/src/mainloop.rkt:169:0 ??? [125] 100.0% --------------------------------------------------------------------------------------- for-loop [18] 100.0% [23] 3896(2.4%) 0(0.0%) loop ...hare/racket/collects/racket/list.rkt:729:4 for-loop [31] 100.0% --------------------------------------------------------------------------------------- for-loop [18] 100.0% [24] 2716(1.7%) 0(0.0%) argmin ...re/racket/collects/racket/list.rkt:743:0 for-loop [31] 100.0% --------------------------------------------------------------------------------------- run-iter! [16] 100.0% [25] 1050(0.7%) 0(0.0%) gen-series! ...iff-of-prods/src/mainloop.rkt:129:0 for-loop [32] 100.0% --------------------------------------------------------------------------------------- run-iter! [16] 100.0% [26] 1048(0.7%) 0(0.0%) localize-error ...prods/src/core/localize.rkt:47:0 hash-ref! [162] 100.0% --------------------------------------------------------------------------------------- run-iter! [16] 100.0% [27] 658(0.4%) 0(0.0%) choose-best-alt! ...f-prods/src/mainloop.rkt:115:0 ??? [125] 100.0% --------------------------------------------------------------------------------------- run-iter! [16] 100.0% [28] 334(0.2%) 0(0.0%) gen-rewrites! ...f-of-prods/src/mainloop.rkt:142:0 for-loop [34] 100.0% --------------------------------------------------------------------------------------- for-loop [18] 100.0% [29] 300(0.2%) 300(0.2%) for-loop ...-of-prods/src/core/simplify.rkt:195:13 --------------------------------------------------------------------------------------- simplify! [20] 100.0% [30] 97950(61.5%) 0(0.0%) for-loop ...e/diff-of-prods/src/mainloop.rkt:159:6 ??? [35] 100.0% --------------------------------------------------------------------------------------- argmin [24] 41.1% loop [23] 58.9% [31] 6612(4.2%) 352(0.2%) for-loop ...e/diff-of-prods/src/programs.rkt:199:2 ??? [77] 68.5% ...prods/src/common.rkt:47:2 [129] 26.2% --------------------------------------------------------------------------------------- gen-series! [25] 100.0% [32] 1050(0.7%) 0(0.0%) for-loop ...e/diff-of-prods/src/mainloop.rkt:135:7 taylor-alt [36] 100.0% --------------------------------------------------------------------------------------- f45 [21] 100.0% [33] 360(0.2%) 0(0.0%) taylor .../diff-of-prods/src/core/taylor.rkt:163:0 debug-print [37] 100.0% --------------------------------------------------------------------------------------- gen-rewrites! [28] 100.0% [34] 334(0.2%) 0(0.0%) for-loop .../diff-of-prods/src/mainloop.rkt:147:11 ??? [38] 100.0% --------------------------------------------------------------------------------------- for-loop [30] 20.9% run [9] 32.7% [35] 156492(98.3%) 334(0.2%) ??? ...lects/racket/private/more-scheme.rkt:261:28 ??? [77] 33.8% profile-thunk16 [1] 32.7% run-improve50 [2] 27.7% loop [39] 5.8% --------------------------------------------------------------------------------------- for-loop [32] 100.0% [36] 1050(0.7%) 0(0.0%) taylor-alt ...bie/diff-of-prods/src/glue.rkt:134:0 for-loop [40] 100.0% --------------------------------------------------------------------------------------- taylor [33] 100.0% [37] 360(0.2%) 0(0.0%) debug-print ...e/diff-of-prods/src/debug.rkt:107:0 for-loop [41] 100.0% --------------------------------------------------------------------------------------- for-loop [34] 100.0% [38] 334(0.2%) 0(0.0%) ??? ...rbie/diff-of-prods/src/alternative.rkt:88:0 rewriter [42] 100.0% --------------------------------------------------------------------------------------- run-improve50 [2] 2.0% ??? [35] 98.0% [39] 18072(11.4%) 0(0.0%) loop .../herbie/diff-of-prods/src/points.rkt:193:2 loop [43] 47.1% make-exacts* [47] 46.8% for-loop [44] 4.1% loop [48] 2.0% --------------------------------------------------------------------------------------- taylor-alt [36] 100.0% [40] 1050(0.7%) 0(0.0%) for-loop ...erbie/diff-of-prods/src/glue.rkt:139:6 ??? [76] 100.0% --------------------------------------------------------------------------------------- debug-print [37] 100.0% [41] 360(0.2%) 360(0.2%) for-loop ...rbie/diff-of-prods/src/debug.rkt:113:2 --------------------------------------------------------------------------------------- ??? [38] 33.3% matcher [51] 66.7% [42] 334(0.2%) 0(0.0%) rewriter ...ff-of-prods/src/core/matcher.rkt:131:2 for-loop [46] 66.7% *rules* [45] 33.3% --------------------------------------------------------------------------------------- loop [39] 100.0% [43] 8518(5.4%) 0(0.0%) loop .../herbie/diff-of-prods/src/points.rkt:151:2 loop [48] 66.2% make-exacts* [47] 33.8% --------------------------------------------------------------------------------------- loop [39] 100.0% [44] 732(0.5%) 0(0.0%) for-loop ...ie/diff-of-prods/src/points.rkt:200:24 for-loop [49] 100.0% --------------------------------------------------------------------------------------- rewriter [42] 100.0% [45] 334(0.2%) 0(0.0%) *rules* ...iff-of-prods/src/syntax/rules.rkt:493:0 for-loop [50] 100.0% --------------------------------------------------------------------------------------- rewriter [42] 100.0% [46] 334(0.2%) 0(0.0%) for-loop ...f-of-prods/src/core/matcher.rkt:134:10 matcher [51] 100.0% --------------------------------------------------------------------------------------- loop [43] 25.4% loop [39] 74.6% [47] 11344(7.1%) 0(0.0%) make-exacts* ...diff-of-prods/src/points.rkt:138:0 map [52] 49.9% loop [55] 46.9% eval-prog [158] 3.2% --------------------------------------------------------------------------------------- loop [39] 5.9% loop [43] 94.1% [48] 5996(3.8%) 0(0.0%) loop .../herbie/diff-of-prods/src/points.rkt:141:4 map [52] 100.0% --------------------------------------------------------------------------------------- for-loop [44] 100.0% [49] 732(0.5%) 0(0.0%) for-loop ...ie/diff-of-prods/src/points.rkt:201:26 ??? [76] 100.0% --------------------------------------------------------------------------------------- *rules* [45] 100.0% [50] 334(0.2%) 0(0.0%) for-loop ...rbie/diff-of-prods/src/common.rkt:94:9 ormap [53] 100.0% --------------------------------------------------------------------------------------- matcher [51] 25.0% for-loop [54] 25.0% for-loop [46] 50.0% [51] 334(0.2%) 0(0.0%) matcher ...iff-of-prods/src/core/matcher.rkt:167:2 rewriter [42] 50.0% for-loop [54] 25.0% matcher [51] 25.0% --------------------------------------------------------------------------------------- f45 [21] 8.2% make-exacts* [47] 44.6% loop [48] 47.2% [52] 12710(8.0%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:20:13 loop [55] 91.8% ??? [61] 2.8% simplify-node [58] 2.6% f45 [21] 1.4% taylor-invert [56] 1.4% --------------------------------------------------------------------------------------- for-loop [50] 100.0% [53] 334(0.2%) 0(0.0%) ormap ...et/collects/racket/private/map.rkt:105:13 flag-set? [57] 100.0% --------------------------------------------------------------------------------------- matcher [51] 100.0% [54] 334(0.2%) 0(0.0%) for-loop ...f-of-prods/src/core/matcher.rkt:183:21 matcher [51] 100.0% --------------------------------------------------------------------------------------- make-exacts* [47] 0.0% map-enodes [88] 0.1% ??? [173] 0.4% match-e [96] 0.8% map [52] 1.0% ??? [161] 1.3% parse-loop12 [180] 1.5% for-loop [98] 2.4% loop! [111] 8.9% f45 [21] 12.4% loop [55] 71.3% [55] 47214(29.7%) 2446(1.5%) loop ...cket/collects/racket/private/map.rkt:25:19 loop [55] 71.3% option-on-expr [59] 12.4% loop! [111] 8.0% ??? [61] 1.5% ??? [76] 1.3% ??? [161] 1.0% foldl [62] 0.8% hash-ref! [162] 0.4% for-loop [60] 0.1% ??? [168] 0.0% --------------------------------------------------------------------------------------- map [52] 100.0% [56] 360(0.2%) 0(0.0%) taylor-invert ...f-prods/src/core/taylor.rkt:312:0 first-nonzero-exp [63] 100.0% --------------------------------------------------------------------------------------- ormap [53] 100.0% [57] 334(0.2%) 0(0.0%) flag-set? ...bie/diff-of-prods/src/config.rkt:32:0 ??? [144] 100.0% --------------------------------------------------------------------------------------- map [52] 100.0% [58] 330(0.2%) 330(0.2%) simplify-node ...of-prods/src/core/reduce.rkt:50:0 --------------------------------------------------------------------------------------- f45 [21] 15.1% loop [55] 84.9% [59] 9370(5.9%) 0(0.0%) option-on-expr ...prods/src/core/regimes.rkt:103:0 sort-context-on-expr [64] 77.2% errors [151] 19.2% err-lsts->split-indices [67] 3.6% --------------------------------------------------------------------------------------- loop [55] 100.0% [60] 1376(0.9%) 362(0.2%) for-loop ...f-of-prods/src/core/simplify.rkt:173:2 setfindf [65] 50.0% compose [68] 23.7% --------------------------------------------------------------------------------------- map [52] 24.9% loop [55] 75.1% [61] 718(0.5%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [162] 100.0% --------------------------------------------------------------------------------------- loop [55] 100.0% [62] 360(0.2%) 0(0.0%) foldl ...et/collects/racket/private/list.rkt:229:4 merge2 [66] 100.0% --------------------------------------------------------------------------------------- taylor-invert [56] 100.0% [63] 360(0.2%) 0(0.0%) first-nonzero-exp ...ods/src/core/taylor.rkt:260:0 simplify [170] 100.0% --------------------------------------------------------------------------------------- option-on-expr [59] 100.0% [64] 7234(4.5%) 0(0.0%) sort-context-on-expr ...prods/src/points.rkt:115:0 ??? [69] 100.0% --------------------------------------------------------------------------------------- for-loop [60] 100.0% [65] 688(0.4%) 0(0.0%) setfindf ...bie/diff-of-prods/src/common.rkt:179:0 for-loop [70] 100.0% --------------------------------------------------------------------------------------- foldl [62] 100.0% [66] 360(0.2%) 360(0.2%) merge2 ...e/diff-of-prods/src/core/ematch.rkt:31:0 --------------------------------------------------------------------------------------- option-on-expr [59] 100.0% [67] 334(0.2%) 0(0.0%) err-lsts->split-indices .../core/regimes.rkt:222:0 add-splitpoint [71] 100.0% --------------------------------------------------------------------------------------- for-loop [60] 100.0% [68] 326(0.2%) 326(0.2%) compose ...collects/racket/private/list.rkt:385:12 --------------------------------------------------------------------------------------- sort-context-on-expr [64] 100.0% [69] 7234(4.5%) 0(0.0%) ??? ...cket/collects/racket/private/sort.rkt:403:3 generic-sort/key [72] 76.6% loop [75] 23.4% --------------------------------------------------------------------------------------- setfindf [65] 100.0% [70] 688(0.4%) 688(0.4%) for-loop ...bie/diff-of-prods/src/common.rkt:180:2 --------------------------------------------------------------------------------------- err-lsts->split-indices [67] 100.0% [71] 334(0.2%) 0(0.0%) add-splitpoint ...prods/src/core/regimes.rkt:235:2 for-loop [73] 100.0% --------------------------------------------------------------------------------------- ??? [69] 100.0% [72] 5542(3.5%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:185:2 copying-mergesort [74] 75.7% loop [75] 24.3% --------------------------------------------------------------------------------------- add-splitpoint [71] 100.0% [73] 334(0.2%) 334(0.2%) for-loop ...ff-of-prods/src/core/regimes.rkt:237:4 --------------------------------------------------------------------------------------- generic-sort/key [72] 44.5% copying-mergesort [74] 55.5% [74] 4194(2.6%) 0(0.0%) copying-mergesort ...racket/private/sort.rkt:130:8 copying-mergesort [74] 55.5% loop [75] 36.3% jloop [5] 8.2% --------------------------------------------------------------------------------------- generic-sort/key [72] 23.0% ??? [69] 28.9% copying-mergesort [74] 48.1% [75] 5860(3.7%) 0(0.0%) loop ...ket/collects/racket/private/sort.rkt:97:12 ??? [161] 76.9% ??? [76] 23.1% --------------------------------------------------------------------------------------- ??? [171] 2.3% ??? [137] 3.2% jloop [5] 3.4% for-loop [40] 4.0% for-loop [155] 6.2% f45 [21] 6.7% loop [6] 7.0% for-loop [49] 7.2% ??? [77] 7.6% loop [75] 13.2% loop [55] 13.3% ??? [161] 22.6% [76] 10220(6.4%) 1032(0.6%) ??? ...tract/private/arrow-higher-order.rkt:342:33 ??? [77] 68.4% best-alt [79] 6.5% approximate9 [78] 4.0% successfully-got-the-right-kind-of-function [80] 3.5% ??? [169] 3.5% hash-ref! [162] 2.3% ??? [127] 1.6% --------------------------------------------------------------------------------------- simplify-alt [19] 0.9% for-loop [31] 1.2% get-sigs [121] 2.6% ??? [76] 5.4% ??? [77] 9.3% for-loop [82] 36.1% ??? [35] 43.4% [77] 130514(82.0%) 7222(4.5%) ??? ...llects/racket/private/norm-define.rkt:53:83 iterate-egraph!13 [81] 42.9% for-loop [82] 36.1% ??? [77] 9.3% ??? [140] 2.8% loop [3] 2.2% return/no-unsupplied [187] 1.6% ??? [144] 0.6% ??? [76] 0.5% ??? [156] 0.1% mk-egraph [8] 0.1% --------------------------------------------------------------------------------------- ??? [76] 100.0% [78] 1050(0.7%) 0(0.0%) approximate9 ...-of-prods/src/core/taylor.rkt:12:0 loop [83] 65.7% f45 [21] 34.3% --------------------------------------------------------------------------------------- ??? [76] 100.0% [79] 994(0.6%) 0(0.0%) best-alt ...herbie/diff-of-prods/src/glue.rkt:71:0 argmins [84] 66.2% loop [86] 33.8% --------------------------------------------------------------------------------------- ??? [76] 100.0% [80] 362(0.2%) 0(0.0%) successfully-got-the-right-kind-of-function ...9:4 arity-checking-wrapper [85] 100.0% --------------------------------------------------------------------------------------- ??? [77] 100.0% [81] 114754(72.1%) 0(0.0%) iterate-egraph!13 ...s/src/core/simplify.rkt:102:0 one-iter [87] 98.5% map-enodes [88] 1.5% --------------------------------------------------------------------------------------- ??? [77] 100.0% [82] 98854(62.1%) 0(0.0%) for-loop ...f-of-prods/src/core/simplify.rkt:63:12 ??? [77] 100.0% --------------------------------------------------------------------------------------- approximate9 [78] 100.0% [83] 690(0.4%) 0(0.0%) loop ...bie/diff-of-prods/src/core/taylor.rkt:86:4 hash-ref! [162] 100.0% --------------------------------------------------------------------------------------- best-alt [79] 100.0% [84] 658(0.4%) 0(0.0%) argmins ...rbie/diff-of-prods/src/common.rkt:145:0 composed [89] 100.0% --------------------------------------------------------------------------------------- successfully-got-the-right-kind-of-function [80]100.0% [85] 362(0.2%) 0(0.0%) arity-checking-wrapper ...w-higher-order.rkt:402:0 matches-arity-exactly? [90] 100.0% --------------------------------------------------------------------------------------- best-alt [79] 100.0% [86] 336(0.2%) 0(0.0%) loop .../herbie/diff-of-prods/src/common.rkt:146:2 composed [89] 100.0% --------------------------------------------------------------------------------------- iterate-egraph!13 [81] 100.0% [87] 113036(71.0%) 360(0.2%) one-iter ...f-of-prods/src/core/simplify.rkt:113:0 loop [91] 76.0% for-loop [92] 20.1% apply-match [94] 3.3% --------------------------------------------------------------------------------------- iterate-egraph!13 [81] 100.0% [88] 1718(1.1%) 0(0.0%) map-enodes ...f-of-prods/src/core/egraph.rkt:139:0 loop [55] 80.1% hash-keys [93] 19.9% --------------------------------------------------------------------------------------- loop [86] 33.8% argmins [84] 66.2% [89] 994(0.6%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 errors [151] 100.0% --------------------------------------------------------------------------------------- arity-checking-wrapper [85] 100.0% [90] 362(0.2%) 362(0.2%) matches-arity-exactly? ...te/arrow-common.rkt:70:0 --------------------------------------------------------------------------------------- one-iter [87] 100.0% [91] 85900(54.0%) 312(0.2%) loop ...cket/collects/racket/private/map.rkt:52:19 apply-match [94] 99.6% --------------------------------------------------------------------------------------- for-loop [92] 46.2% one-iter [87] 53.8% [92] 22714(14.3%) 6834(4.3%) for-loop ...-of-prods/src/core/simplify.rkt:123:12 for-loop [92] 46.2% match-e [96] 35.0% --------------------------------------------------------------------------------------- map-enodes [88] 100.0% [93] 342(0.2%) 342(0.2%) hash-keys .../collects/racket/private/hash.rkt:2:2 --------------------------------------------------------------------------------------- one-iter [87] 4.1% loop [91] 95.9% [94] 89290(56.1%) 348(0.2%) apply-match ...f-prods/src/core/simplify.rkt:130:2 for-loop [95] 93.0% match-e [96] 6.6% --------------------------------------------------------------------------------------- apply-match [94] 100.0% [95] 83070(52.2%) 656(0.4%) for-loop ...-of-prods/src/core/simplify.rkt:145:10 merge-egraph-nodes! [97] 34.7% loop! [111] 25.1% mk-enode! [102] 21.2% substitute-e [99] 15.0% list-member? [100] 3.3% --------------------------------------------------------------------------------------- apply-match [94] 17.3% for-loop [104] 28.2% for-loop [92] 54.5% [96] 21752(13.7%) 5696(3.6%) match-e .../diff-of-prods/src/core/ematch.rkt:46:0 for-loop [98] 39.6% for-loop [104] 14.9% ??? [125] 9.8% list-cartesian-product [107] 6.1% variable? [4] 4.5% custom-in-set [101] 2.2% loop [55] 0.8% --------------------------------------------------------------------------------------- merge-egraph-nodes! [97] 2.4% for-loop [105] 11.4% for-loop [95] 86.3% [97] 28786(18.1%) 0(0.0%) merge-egraph-nodes! ...s/src/core/egraph.rkt:152:0 update-leader! [103] 43.0% for-loop [105] 23.8% loop! [111] 14.0% for-loop [106] 12.1% enode-merge! [109] 3.6% merge-egraph-nodes! [97] 2.4% make-sequence [136] 1.1% --------------------------------------------------------------------------------------- match-e [96] 100.0% [98] 12776(8.0%) 2018(1.3%) for-loop ...iff-of-prods/src/core/ematch.rkt:59:11 for-loop [104] 64.7% loop [55] 9.7% list-cartesian-product [107] 9.6% filter [194] 2.8% --------------------------------------------------------------------------------------- substitute-e [99] 1.8% for-loop [95] 98.2% [99] 12444(7.8%) 694(0.4%) substitute-e ...-of-prods/src/core/ematch.rkt:71:0 mk-enode! [102] 91.8% substitute-e [99] 1.8% variable? [4] 0.9% --------------------------------------------------------------------------------------- for-loop [95] 100.0% [100] 2712(1.7%) 362(0.2%) list-member? ...llects/racket/private/set.rkt:24:0 loop [108] 62.7% member [110] 24.0% --------------------------------------------------------------------------------------- match-e [96] 100.0% [101] 636(0.4%) 636(0.4%) custom-in-set ...acket/private/set-types.rkt:577:0 --------------------------------------------------------------------------------------- expr->enode [15] 1.1% substitute-e [99] 38.8% for-loop [95] 60.0% [102] 29396(18.5%) 2380(1.5%) mk-enode! ...ff-of-prods/src/core/egraph.rkt:101:0 new-enode [112] 88.4% hash-has-key? [131] 2.3% --------------------------------------------------------------------------------------- merge-egraph-nodes! [97] 100.0% [103] 14136(8.9%) 1696(1.1%) update-leader! ...-prods/src/core/egraph.rkt:217:0 for-loop [113] 85.7% update-en-expr [141] 2.3% --------------------------------------------------------------------------------------- match-e [96] 41.0% for-loop [98] 59.0% [104] 11908(7.5%) 616(0.4%) for-loop ...iff-of-prods/src/core/ematch.rkt:65:37 match-e [96] 89.3% ??? [115] 5.5% --------------------------------------------------------------------------------------- merge-egraph-nodes! [97] 100.0% [105] 9844(6.2%) 356(0.2%) for-loop ...ff-of-prods/src/core/egraph.rkt:200:10 merge-egraph-nodes! [97] 63.6% loop! [111] 32.8% --------------------------------------------------------------------------------------- merge-egraph-nodes! [97] 100.0% [106] 3472(2.2%) 2808(1.8%) for-loop ...iff-of-prods/src/core/egraph.rkt:232:6 update-en-expr [141] 19.1% --------------------------------------------------------------------------------------- list-cartesian-product [107] 21.9% match-e [96] 37.8% for-loop [98] 40.4% [107] 3080(1.9%) 3080(1.9%) list-cartesian-product ...src/core/ematch.rkt:20:0 list-cartesian-product [107] 21.9% --------------------------------------------------------------------------------------- list-member? [100] 100.0% [108] 1700(1.1%) 1700(1.1%) loop (unknown source) --------------------------------------------------------------------------------------- merge-egraph-nodes! [97] 100.0% [109] 1026(0.6%) 0(0.0%) enode-merge! ...-of-prods/src/core/enode.rkt:129:0 adopt-enode! [114] 100.0% --------------------------------------------------------------------------------------- list-member? [100] 100.0% [110] 650(0.4%) 650(0.4%) member (unknown source) --------------------------------------------------------------------------------------- for-loop [105] 7.7% merge-egraph-nodes! [97] 14.5% loop [55] 27.9% for-loop [95] 49.9% [111] 30292(19.0%) 7208(4.5%) loop! ...ie/diff-of-prods/src/core/enode.rkt:192:2 custom-set-union [117] 39.3% loop [55] 31.4% set [119] 12.2% update-en-expr [141] 4.4% --------------------------------------------------------------------------------------- mk-enode! [102] 100.0% [112] 25980(16.3%) 336(0.2%) new-enode ...diff-of-prods/src/core/enode.rkt:97:0 type-of-enode-expr [116] 94.4% set [119] 4.3% --------------------------------------------------------------------------------------- update-leader! [103] 100.0% [113] 12114(7.6%) 346(0.2%) for-loop ...iff-of-prods/src/core/egraph.rkt:222:6 for-loop [118] 97.1% --------------------------------------------------------------------------------------- enode-merge! [109] 100.0% [114] 1026(0.6%) 302(0.2%) adopt-enode! ...-of-prods/src/core/enode.rkt:105:0 custom-set-union [117] 70.6% --------------------------------------------------------------------------------------- for-loop [104] 100.0% [115] 656(0.4%) 0(0.0%) ??? ...rbie/diff-of-prods/src/core/ematch.rkt:50:5 for-loop [120] 100.0% --------------------------------------------------------------------------------------- new-enode [112] 100.0% [116] 24534(15.4%) 0(0.0%) type-of-enode-expr ...rods/src/core/enode.rkt:68:0 get-sigs [121] 100.0% --------------------------------------------------------------------------------------- adopt-enode! [114] 5.6% loop! [111] 94.4% [117] 13010(8.2%) 4408(2.8%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [123] 58.0% for-loop [124] 8.1% --------------------------------------------------------------------------------------- for-loop [113] 100.0% [118] 11768(7.4%) 0(0.0%) for-loop ...iff-of-prods/src/core/egraph.rkt:223:8 hash-update! [122] 100.0% --------------------------------------------------------------------------------------- new-enode [112] 13.0% loop! [111] 87.0% [119] 8520(5.4%) 8520(5.4%) set ...collects/racket/private/set-types.rkt:981:0 --------------------------------------------------------------------------------------- ??? [115] 100.0% [120] 656(0.4%) 0(0.0%) for-loop ...diff-of-prods/src/core/ematch.rkt:51:7 ??? [125] 100.0% --------------------------------------------------------------------------------------- type-of-enode-expr [116] 100.0% [121] 24534(15.4%) 346(0.2%) get-sigs ...e/diff-of-prods/src/type-check.rkt:5:0 ??? [77] 40.8% ??? [127] 33.2% ??? [125] 13.7% ...prods/src/common.rkt:47:2 [129] 11.0% --------------------------------------------------------------------------------------- for-loop [118] 100.0% [122] 11768(7.4%) 0(0.0%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [126] 100.0% --------------------------------------------------------------------------------------- custom-set-union [117] 100.0% [123] 7550(4.7%) 2422(1.5%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [128] 67.9% --------------------------------------------------------------------------------------- custom-set-union [117] 100.0% [124] 1052(0.7%) 1052(0.7%) for-loop ...cts/racket/private/set-types.rkt:152:2 --------------------------------------------------------------------------------------- ??? [169] 1.1% for-loop [120] 3.9% choose-best-alt! [27] 3.9% variable? [4] 14.3% get-sigs [121] 19.9% match-e [96] 26.8% finalize-iter! [22] 30.2% [125] 16868(10.6%) 4798(3.0%) ??? ...contract/private/arrow-val-first.rkt:357:18 hash-has-key? [131] 35.4% for-loop [132] 30.2% ??? [137] 3.9% ??? [169] 2.1% --------------------------------------------------------------------------------------- hash-update! [122] 100.0% [126] 11768(7.4%) 0(0.0%) ??? ...ie/diff-of-prods/src/core/egraph.rkt:225:24 for-loop [130] 96.9% make-sequence [136] 3.1% --------------------------------------------------------------------------------------- ??? [76] 3.9% get-sigs [121] 96.1% [127] 8470(5.3%) 0(0.0%) ??? ...ts/racket/contract/private/arr-i.rkt:804:10 ??? [133] 59.2% for-loop [154] 24.5% get/build-late-neg-projection [160] 8.2% ??? [138] 4.2% ??? [152] 3.9% --------------------------------------------------------------------------------------- for-loop [123] 100.0% [128] 5128(3.2%) 5128(3.2%) for-loop ...cts/racket/private/set-types.rkt:178:5 --------------------------------------------------------------------------------------- for-loop [31] 39.1% get-sigs [121] 60.9% [129] 4420(2.8%) 1400(0.9%) ...prods/src/common.rkt:47:2 ...e/arr-i.rkt:906:19 ??? [134] 31.7% ??? [135] 29.5% coerce-contract [139] 7.1% --------------------------------------------------------------------------------------- ??? [126] 100.0% [130] 11408(7.2%) 9356(5.9%) for-loop ...ff-of-prods/src/core/egraph.rkt:226:26 update-en-expr [141] 18.0% --------------------------------------------------------------------------------------- mk-enode! [102] 9.9% ??? [125] 90.1% [131] 6824(4.3%) 2414(1.5%) hash-has-key? ...et/private/more-scheme.rkt:368:13 ??? [140] 64.6% --------------------------------------------------------------------------------------- ??? [125] 100.0% [132] 5268(3.3%) 0(0.0%) for-loop ...f-of-prods/src/core/alt-table.rkt:51:2 atab-add-altn [142] 100.0% --------------------------------------------------------------------------------------- ??? [127] 100.0% [133] 5012(3.1%) 346(0.2%) ??? ...ects/racket/contract/private/hash.rkt:217:4 ??? [143] 93.1% --------------------------------------------------------------------------------------- for-loop [166] 12.0% ??? [156] 12.8% ...prods/src/common.rkt:47:2 [129] 75.2% [134] 1402(0.9%) 0(0.0%) ??? ...ects/racket/contract/private/list.rkt:342:4 ??? [156] 75.2% ??? [169] 24.8% --------------------------------------------------------------------------------------- ...prods/src/common.rkt:47:2 [129] 100.0% [135] 1306(0.8%) 696(0.4%) ??? ...s/racket/contract/private/arr-i.rkt:1268:39 return/no-unsupplied [187] 23.7% ??? [144] 23.0% --------------------------------------------------------------------------------------- merge-egraph-nodes! [97] 47.5% ??? [126] 52.5% [136] 686(0.4%) 686(0.4%) make-sequence ...ects/racket/private/for.rkt:509:2 --------------------------------------------------------------------------------------- ??? [125] 100.0% [137] 658(0.4%) 0(0.0%) ??? ...e/diff-of-prods/src/core/alt-table.rkt:54:0 ??? [76] 100.0% --------------------------------------------------------------------------------------- ??? [127] 100.0% [138] 356(0.2%) 0(0.0%) ??? ...ects/racket/contract/private/hash.rkt:222:6 check-hash/c [145] 100.0% --------------------------------------------------------------------------------------- ...prods/src/common.rkt:47:2 [129] 100.0% [139] 312(0.2%) 312(0.2%) coerce-contract ...contract/private/guts.rkt:257:0 --------------------------------------------------------------------------------------- hash-has-key? [131] 29.6% ??? [77] 70.4% [140] 14892(9.4%) 5644(3.5%) ??? ...ects/racket/contract/private/list.rkt:737:4 for-loop [146] 46.8% ??? [152] 15.3% --------------------------------------------------------------------------------------- update-leader! [103] 6.1% for-loop [106] 12.4% for-loop [130] 38.3% loop! [111] 43.3% [141] 5364(3.4%) 5364(3.4%) update-en-expr ...-prods/src/core/egraph.rkt:211:0 --------------------------------------------------------------------------------------- for-loop [132] 100.0% [142] 5268(3.3%) 0(0.0%) atab-add-altn ...rods/src/core/alt-table.rkt:208:0 best-and-tied-at-points [148] 63.1% override-at-pnts [149] 36.9% --------------------------------------------------------------------------------------- ??? [133] 100.0% [143] 4666(2.9%) 368(0.2%) ??? ...ects/racket/contract/private/list.rkt:169:2 ??? [147] 92.1% --------------------------------------------------------------------------------------- ??? [135] 18.5% flag-set? [57] 20.6% ??? [77] 60.9% [144] 1622(1.0%) 960(0.6%) ??? ...racket/collects/racket/private/kw.rkt:761:9 ??? [195] 40.8% --------------------------------------------------------------------------------------- ??? [138] 100.0% [145] 356(0.2%) 0(0.0%) check-hash/c ...ket/contract/private/hash.rkt:83:0 flat-contract? [150] 100.0% --------------------------------------------------------------------------------------- ??? [140] 100.0% [146] 6964(4.4%) 3314(2.1%) for-loop ...acket/contract/private/list.rkt:743:12 ??? [152] 42.1% for-loop [154] 10.3% --------------------------------------------------------------------------------------- ??? [143] 100.0% [147] 4298(2.7%) 360(0.2%) ??? ...ects/racket/contract/private/list.rkt:678:5 for-loop [153] 91.6% --------------------------------------------------------------------------------------- atab-add-altn [142] 100.0% [148] 3326(2.1%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [151] 100.0% --------------------------------------------------------------------------------------- atab-add-altn [142] 100.0% [149] 1942(1.2%) 0(0.0%) override-at-pnts ...s/src/core/alt-table.rkt:145:0 errors [151] 100.0% --------------------------------------------------------------------------------------- check-hash/c [145] 100.0% [150] 356(0.2%) 356(0.2%) flat-contract? .../contract/private/guts.rkt:111:0 --------------------------------------------------------------------------------------- composed [89] 12.3% option-on-expr [59] 22.3% override-at-pnts [149] 24.1% best-and-tied-at-points [148] 41.2% [151] 8064(5.1%) 0(0.0%) errors ...erbie/diff-of-prods/src/points.rkt:218:0 for-loop [155] 74.0% eval-prog [158] 26.0% --------------------------------------------------------------------------------------- ??? [127] 6.0% ??? [140] 41.2% for-loop [146] 52.8% [152] 5546(3.5%) 2316(1.5%) ??? ...private/unconstrained-domain-arrow.rkt:74:4 make-keyword-procedure [157] 58.2% --------------------------------------------------------------------------------------- ??? [147] 100.0% [153] 3938(2.5%) 1020(0.6%) for-loop ...racket/contract/private/list.rkt:680:9 add-list-context [159] 58.2% get/build-late-neg-projection [160] 15.9% --------------------------------------------------------------------------------------- for-loop [146] 25.8% ??? [127] 74.2% [154] 2796(1.8%) 720(0.5%) for-loop ...racket/contract/private/hash.rkt:239:6 ??? [156] 74.2% --------------------------------------------------------------------------------------- errors [151] 100.0% [155] 5964(3.7%) 358(0.2%) for-loop ...bie/diff-of-prods/src/points.rkt:221:4 ??? [161] 83.4% ??? [76] 10.6% --------------------------------------------------------------------------------------- ??? [77] 8.7% ??? [134] 36.8% for-loop [154] 54.5% [156] 3808(2.4%) 1038(0.7%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [163] 54.5% ??? [134] 9.4% for-loop [166] 8.8% --------------------------------------------------------------------------------------- ??? [152] 100.0% [157] 3230(2.0%) 3230(2.0%) make-keyword-procedure ...ket/private/kw.rkt:260:4 --------------------------------------------------------------------------------------- make-exacts* [47] 14.6% errors [151] 85.4% [158] 2460(1.5%) 1082(0.7%) eval-prog .../diff-of-prods/src/programs.rkt:148:0 f45 [21] 41.4% hash-ref! [162] 14.6% --------------------------------------------------------------------------------------- for-loop [153] 100.0% [159] 2292(1.4%) 2292(1.4%) add-list-context ...ontract/private/list.rkt:752:0 --------------------------------------------------------------------------------------- ??? [165] 26.3% ??? [127] 26.3% for-loop [153] 47.4% [160] 1320(0.8%) 334(0.2%) get/build-late-neg-projection ...te/guts.rkt:691:0 ??? [164] 61.1% ??? [165] 26.3% --------------------------------------------------------------------------------------- jloop [5] 3.8% loop [75] 16.6% for-loop [155] 18.3% loop [55] 61.3% [161] 27152(17.1%) 1394(0.9%) ??? ...herbie/diff-of-prods/src/programs.rkt:154:4 ??? [167] 67.7% ??? [168] 12.3% ??? [76] 8.5% loop [55] 5.0% --------------------------------------------------------------------------------------- ??? [175] 2.6% for-loop [14] 5.2% ??? [76] 6.9% loop [83] 6.9% loop [55] 8.6% eval-prog [158] 8.6% ??? [171] 11.2% ??? [61] 22.2% localize-error [26] 27.7% [162] 2098(1.3%) 0(0.0%) hash-ref! ...racket/private/more-scheme.rkt:373:13 parse-loop12 [180] 43.1% ??? [171] 18.1% f45 [21] 11.1% ??? [173] 8.6% bigfloat-hash [172] 8.6% ??? [7] 5.2% ??? [175] 2.6% simplify [170] 2.6% --------------------------------------------------------------------------------------- ??? [156] 100.0% [163] 2076(1.3%) 0(0.0%) ??? ...ects/racket/contract/private/list.rkt:686:7 ??? [169] 84.0% ??? [174] 16.0% --------------------------------------------------------------------------------------- get/build-late-neg-projection [160] 100.0% [164] 986(0.6%) 986(0.6%) ??? ...cts/racket/contract/private/prop.rkt:314:12 --------------------------------------------------------------------------------------- get/build-late-neg-projection [160] 100.0% [165] 694(0.4%) 0(0.0%) ??? ...ects/racket/contract/private/hash.rkt:211:2 get/build-late-neg-projection [160] 100.0% --------------------------------------------------------------------------------------- ??? [156] 100.0% [166] 336(0.2%) 0(0.0%) for-loop ...acket/contract/private/list.rkt:190:15 ??? [134] 100.0% --------------------------------------------------------------------------------------- ??? [161] 100.0% [167] 18372(11.5%) 6432(4.0%) ??? ...acket/collects/racket/private/kw.rkt:444:14 ??? [186] 20.1% for-loop [177] 13.6% bf* [178] 12.7% ??? [179] 11.1% ??? [182] 3.6% parse-loop12 [180] 2.0% --------------------------------------------------------------------------------------- loop [55] 9.4% ??? [161] 90.6% [168] 3690(2.3%) 0(0.0%) ??? ...contract/private/../../private/kw.rkt:761:9 real->bigfloat [176] 100.0% --------------------------------------------------------------------------------------- ??? [125] 11.3% ??? [76] 11.4% ??? [134] 22.0% ??? [163] 55.3% [169] 3154(2.0%) 2100(1.3%) ??? ...ects/racket/contract/private/guts.rkt:644:8 contract? [181] 22.0% ??? [125] 11.4% --------------------------------------------------------------------------------------- hash-ref! [162] 47.8% first-nonzero-exp [63] 52.2% [170] 690(0.4%) 0(0.0%) simplify ...diff-of-prods/src/core/reduce.rkt:16:0 simplify* [184] 52.2% f45 [21] 47.8% --------------------------------------------------------------------------------------- hash-ref! [162] 100.0% [171] 690(0.4%) 0(0.0%) ??? ...bie/diff-of-prods/src/core/taylor.rkt:67:15 hash-ref! [162] 58.7% ??? [76] 41.3% --------------------------------------------------------------------------------------- hash-ref! [162] 100.0% [172] 360(0.2%) 0(0.0%) bigfloat-hash ...h/private/bigfloat/mpfr.rkt:165:0 bfcanonicalize [183] 100.0% --------------------------------------------------------------------------------------- hash-ref! [162] 100.0% [173] 360(0.2%) 0(0.0%) ??? ...herbie/diff-of-prods/src/programs.rkt:183:5 loop [55] 100.0% --------------------------------------------------------------------------------------- ??? [163] 100.0% [174] 332(0.2%) 0(0.0%) ??? ...ects/racket/contract/private/prop.rkt:493:4 ??? [185] 100.0% --------------------------------------------------------------------------------------- hash-ref! [162] 100.0% [175] 330(0.2%) 0(0.0%) ??? ...bie/diff-of-prods/src/core/taylor.rkt:44:15 hash-ref! [162] 100.0% --------------------------------------------------------------------------------------- ??? [168] 100.0% [176] 3690(2.3%) 2638(1.7%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [196] 28.5% --------------------------------------------------------------------------------------- ??? [167] 100.0% [177] 2496(1.6%) 0(0.0%) for-loop ...f-of-prods/src/syntax/syntax.rkt:449:2 bf<= [188] 86.1% ...higher-order.rkt:342:33 [190] 13.9% --------------------------------------------------------------------------------------- ??? [167] 100.0% [178] 2338(1.5%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [186] 100.0% --------------------------------------------------------------------------------------- ??? [167] 100.0% [179] 2044(1.3%) 1684(1.1%) ??? .../diff-of-prods/src/syntax/syntax.rkt:122:17 return/no-unsupplied [187] 17.6% --------------------------------------------------------------------------------------- ??? [167] 25.6% hash-ref! [162] 74.4% [180] 1408(0.9%) 360(0.2%) parse-loop12 ...s/racket/match/compiler.rkt:418:15 loop [55] 53.2% loop [6] 21.3% --------------------------------------------------------------------------------------- ??? [169] 100.0% [181] 694(0.4%) 694(0.4%) contract? ...acket/contract/private/guts.rkt:109:0 --------------------------------------------------------------------------------------- ??? [167] 100.0% [182] 668(0.4%) 668(0.4%) ??? ...rivate/unconstrained-domain-arrow.rkt:40:13 --------------------------------------------------------------------------------------- bigfloat-hash [172] 100.0% [183] 360(0.2%) 360(0.2%) bfcanonicalize .../private/bigfloat/mpfr.rkt:155:0 --------------------------------------------------------------------------------------- simplify [170] 100.0% [184] 360(0.2%) 0(0.0%) simplify* ...iff-of-prods/src/core/reduce.rkt:31:0 ??? [189] 100.0% --------------------------------------------------------------------------------------- ??? [174] 100.0% [185] 332(0.2%) 0(0.0%) ??? ...lects/racket/contract/private/orc.rkt:83:14 ??? [191] 100.0% --------------------------------------------------------------------------------------- bf* [178] 38.8% ??? [167] 61.2% [186] 6030(3.8%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfadd [192] 100.0% --------------------------------------------------------------------------------------- ??? [135] 10.6% ??? [179] 12.3% ??? [77] 77.1% [187] 2926(1.8%) 2302(1.4%) return/no-unsupplied ...ct/private/arr-i.rkt:533:0 filter [194] 21.3% --------------------------------------------------------------------------------------- for-loop [177] 100.0% [188] 2150(1.4%) 0(0.0%) bf<= ...h/private/bigfloat/bigfloat-mpfr.rkt:127:4 ??? [193] 100.0% --------------------------------------------------------------------------------------- simplify* [184] 100.0% [189] 360(0.2%) 0(0.0%) ??? ...racket/collects/racket/private/kw.rkt:762:9 ??? [195] 100.0% --------------------------------------------------------------------------------------- for-loop [177] 100.0% [190] 346(0.2%) 346(0.2%) ...higher-order.rkt:342:33 (unknown source) --------------------------------------------------------------------------------------- ??? [185] 100.0% [191] 332(0.2%) 332(0.2%) ??? ...ects/racket/contract/private/list.rkt:141:5 --------------------------------------------------------------------------------------- ??? [186] 100.0% [192] 6030(3.8%) 5680(3.6%) bfadd ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [196] 5.8% --------------------------------------------------------------------------------------- bf<= [188] 100.0% [193] 2150(1.4%) 2150(1.4%) ??? ...tract/private/arrow-higher-order.rkt:346:33 --------------------------------------------------------------------------------------- for-loop [18] 26.7% for-loop [98] 26.9% return/no-unsupplied [187] 46.4% [194] 1346(0.8%) 1346(0.8%) filter ...t/collects/racket/private/list.rkt:256:2 --------------------------------------------------------------------------------------- ??? [189] 35.2% ??? [144] 64.8% [195] 1022(0.6%) 1022(0.6%) ??? ...s/racket/contract/private/arr-i.rkt:1233:27 --------------------------------------------------------------------------------------- bfadd [192] 25.0% real->bigfloat [176] 75.0% [196] 1402(0.9%) 1402(0.9%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ---------------------------------------------------------------------------------------