Profiling results ----------------- Total cpu time observed: 193034ms (out of 193636ms) Number of samples taken: 545 (once every 354ms) (Hiding functions with self<1.0% and local<2.0%: 9 of 201 hidden) ========================================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ========================================================================================== ??? [21] 100.0% [1] 162108(84.0%) 0(0.0%) profile-thunk16 ...t/pkgs/profile-lib/main.rkt:9:0 run [11] 100.0% ------------------------------------------------------------------------------------------ f37 [133] 7.3% loop [168] 92.7% [2] 80928(41.9%) 0(0.0%) option-on-expr ...evelop/src/core/regimes.rkt:92:0 pick-errors [12] 64.8% loop [168] 13.4% sort-context-on-expr [13] 12.7% errors [115] 4.8% err-lsts->split-indices [17] 3.4% ------------------------------------------------------------------------------------------ location-do [64] 100.0% [3] 7456(3.9%) 0(0.0%) loop ...herbie/develop/src/core/simplify.rkt:210:2 pass [14] 100.0% ------------------------------------------------------------------------------------------ hash-ref! [86] 100.0% [4] 6986(3.6%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:292:23 for-loop [15] 100.0% ------------------------------------------------------------------------------------------ hash-ref! [86] 100.0% [5] 5942(3.1%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:389:23 for-loop [16] 100.0% ------------------------------------------------------------------------------------------ substitute-e [129] 15.0% match-e [116] 85.0% [6] 2454(1.3%) 0(0.0%) variable? ...e/develop/src/syntax/syntax.rkt:529:0 ??? [73] 100.0% ------------------------------------------------------------------------------------------ f37 [133] 100.0% [7] 1018(0.5%) 0(0.0%) loop ...s/herbie/develop/src/core/taylor.rkt:259:2 hash-ref! [86] 100.0% ------------------------------------------------------------------------------------------ hash-ref! [86] 100.0% [8] 660(0.3%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:282:26 for-loop [18] 100.0% ------------------------------------------------------------------------------------------ hash-ref! [86] 100.0% [9] 640(0.3%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:480:23 for-loop [19] 100.0% ------------------------------------------------------------------------------------------ f37 [133] 100.0% [10] 330(0.2%) 0(0.0%) taylor-invert ...develop/src/core/taylor.rkt:309:0 first-nonzero-exp [20] 100.0% ------------------------------------------------------------------------------------------ profile-thunk16 [1] 100.0% [11] 162108(84.0%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:39:2 ??? [21] 100.0% ------------------------------------------------------------------------------------------ option-on-expr [2] 100.0% [12] 52424(27.2%) 0(0.0%) pick-errors .../develop/src/core/regimes.rkt:160:0 for-loop [22] 100.0% ------------------------------------------------------------------------------------------ option-on-expr [2] 100.0% [13] 10314(5.3%) 0(0.0%) sort-context-on-expr ...velop/src/points.rkt:115:0 ??? [23] 96.4% eval-prog [124] 3.6% ------------------------------------------------------------------------------------------ loop [3] 100.0% [14] 7456(3.9%) 362(0.2%) pass ...herbie/develop/src/core/simplify.rkt:200:2 for-loop [24] 95.1% ------------------------------------------------------------------------------------------ ??? [4] 100.0% [15] 6986(3.6%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:295:27 hash-ref! [86] 90.2% simplify [101] 9.8% ------------------------------------------------------------------------------------------ ??? [5] 100.0% [16] 5942(3.1%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:393:33 for-loop [25] 100.0% ------------------------------------------------------------------------------------------ option-on-expr [2] 100.0% [17] 2786(1.4%) 0(0.0%) err-lsts->split-indices .../core/regimes.rkt:214:0 add-splitpoint [26] 88.0% for-loop [27] 12.0% ------------------------------------------------------------------------------------------ ??? [8] 100.0% [18] 660(0.3%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:282:52 hash-ref! [86] 100.0% ------------------------------------------------------------------------------------------ ??? [9] 100.0% [19] 640(0.3%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:484:35 parse-loop50 [164] 100.0% ------------------------------------------------------------------------------------------ taylor-invert [10] 100.0% [20] 330(0.2%) 0(0.0%) first-nonzero-exp ...lop/src/core/taylor.rkt:257:0 simplify [101] 100.0% ------------------------------------------------------------------------------------------ for-loop [54] 8.6% run [11] 43.9% [21] 168304(87.2%) 428(0.2%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 43.9% run-improve50 [28] 42.3% location-do [64] 11.1% loop [29] 2.6% ------------------------------------------------------------------------------------------ pick-errors [12] 100.0% [22] 52424(27.2%) 0(0.0%) for-loop ...bie/develop/src/core/regimes.rkt:163:6 eval-prog [124] 93.2% ??? [172] 6.8% ------------------------------------------------------------------------------------------ sort-context-on-expr [13] 100.0% [23] 9946(5.2%) 0(0.0%) ??? ...cket/collects/racket/private/sort.rkt:403:3 generic-sort/key [30] 82.4% loop [43] 17.6% ------------------------------------------------------------------------------------------ pass [14] 100.0% [24] 7094(3.7%) 0(0.0%) for-loop ...e/develop/src/core/simplify.rkt:203:29 argmin [31] 71.6% loop [33] 28.4% ------------------------------------------------------------------------------------------ for-loop [16] 100.0% [25] 5942(3.1%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:395:39 hash-ref! [86] 100.0% ------------------------------------------------------------------------------------------ err-lsts->split-indices [17] 100.0% [26] 2452(1.3%) 0(0.0%) add-splitpoint ...velop/src/core/regimes.rkt:227:2 for-loop [32] 100.0% ------------------------------------------------------------------------------------------ err-lsts->split-indices [17] 100.0% [27] 334(0.2%) 0(0.0%) for-loop ...bie/develop/src/core/regimes.rkt:252:4 map [145] 100.0% ------------------------------------------------------------------------------------------ ??? [21] 100.0% [28] 154954(80.3%) 0(0.0%) run-improve50 ...ie/develop/src/mainloop.rkt:234:0 get-final-combination [34] 52.5% for-loop [35] 47.3% ------------------------------------------------------------------------------------------ ??? [21] 100.0% [29] 8650(4.5%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:193:2 make-exacts* [44] 54.0% loop [38] 46.0% ------------------------------------------------------------------------------------------ ??? [23] 100.0% [30] 8200(4.2%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:185:2 copying-mergesort [37] 73.8% loop [43] 26.2% ------------------------------------------------------------------------------------------ for-loop [24] 100.0% [31] 5078(2.6%) 0(0.0%) argmin ...re/racket/collects/racket/list.rkt:743:0 for-loop [36] 86.1% expression-cost [40] 13.9% ------------------------------------------------------------------------------------------ add-splitpoint [26] 100.0% [32] 2452(1.3%) 328(0.2%) for-loop ...bie/develop/src/core/regimes.rkt:229:4 for-loop [39] 86.6% ------------------------------------------------------------------------------------------ for-loop [24] 100.0% [33] 2016(1.0%) 0(0.0%) loop ...hare/racket/collects/racket/list.rkt:729:4 for-loop [36] 83.3% expression-cost [40] 16.7% ------------------------------------------------------------------------------------------ run-improve50 [28] 100.0% [34] 81286(42.1%) 0(0.0%) get-final-combination ...op/src/mainloop.rkt:264:0 split-table [41] 99.6% extract-alt [48] 0.4% ------------------------------------------------------------------------------------------ run-improve50 [28] 100.0% [35] 73340(38.0%) 0(0.0%) for-loop ...herbie/develop/src/mainloop.rkt:249:10 run-iter! [42] 100.0% ------------------------------------------------------------------------------------------ loop [33] 27.8% argmin [31] 72.2% [36] 6054(3.1%) 0(0.0%) for-loop .../herbie/develop/src/programs.rkt:200:2 location-do [64] 76.6% ...velop/src/common.rkt:47:2 [67] 23.4% ------------------------------------------------------------------------------------------ generic-sort/key [30] 36.0% copying-mergesort [37] 64.0% [37] 6048(3.1%) 0(0.0%) copying-mergesort ...racket/private/sort.rkt:130:8 copying-mergesort [37] 64.0% loop [43] 22.9% jloop [45] 13.1% ------------------------------------------------------------------------------------------ loop [29] 100.0% [38] 3982(2.1%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:151:2 loop [46] 46.1% make-exacts* [44] 36.3% eval-prog [124] 17.7% ------------------------------------------------------------------------------------------ for-loop [32] 100.0% [39] 2124(1.1%) 2124(1.1%) for-loop ...bie/develop/src/core/regimes.rkt:233:8 ------------------------------------------------------------------------------------------ loop [33] 32.3% argmin [31] 67.7% [40] 1040(0.5%) 0(0.0%) expression-cost .../develop/src/programs.rkt:199:0 compile [47] 100.0% ------------------------------------------------------------------------------------------ get-final-combination [34] 100.0% [41] 80928(41.9%) 0(0.0%) split-table ...s/herbie/develop/src/glue.rkt:162:0 f37 [133] 100.0% ------------------------------------------------------------------------------------------ for-loop [35] 100.0% [42] 73340(38.0%) 0(0.0%) run-iter! ...herbie/develop/src/mainloop.rkt:215:0 simplify! [49] 58.7% finalize-iter! [50] 22.3% gen-series! [51] 15.6% choose-best-alt! [52] 1.9% gen-rewrites! [53] 0.9% ------------------------------------------------------------------------------------------ ??? [23] 25.7% generic-sort/key [30] 31.7% copying-mergesort [37] 42.6% [43] 6786(3.5%) 0(0.0%) loop ...ket/collects/racket/private/sort.rkt:97:12 ??? [172] 100.0% ------------------------------------------------------------------------------------------ loop [38] 23.6% loop [29] 76.4% [44] 6112(3.2%) 0(0.0%) make-exacts* ...erbie/develop/src/points.rkt:138:0 map [145] 52.2% loop [168] 47.8% ------------------------------------------------------------------------------------------ copying-mergesort [37] 100.0% [45] 3160(1.6%) 0(0.0%) jloop ...t/collects/racket/private/sort.rkt:121:23 ??? [172] 77.2% ->flonum [176] 22.8% ------------------------------------------------------------------------------------------ loop [38] 100.0% [46] 1834(1.0%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:141:4 map [145] 100.0% ------------------------------------------------------------------------------------------ expression-cost [40] 100.0% [47] 1040(0.5%) 0(0.0%) compile ...s/herbie/develop/src/programs.rkt:176:0 hash-ref! [86] 100.0% ------------------------------------------------------------------------------------------ get-final-combination [34] 100.0% [48] 358(0.2%) 0(0.0%) extract-alt ...es/herbie/develop/src/glue.rkt:54:0 loop [78] 100.0% ------------------------------------------------------------------------------------------ run-iter! [42] 100.0% [49] 43056(22.3%) 0(0.0%) simplify! ...herbie/develop/src/mainloop.rkt:155:0 for-loop [54] 100.0% ------------------------------------------------------------------------------------------ run-iter! [42] 100.0% [50] 16336(8.5%) 0(0.0%) finalize-iter! ...e/develop/src/mainloop.rkt:169:0 ??? [73] 100.0% ------------------------------------------------------------------------------------------ run-iter! [42] 100.0% [51] 11474(5.9%) 0(0.0%) gen-series! ...rbie/develop/src/mainloop.rkt:129:0 for-loop [55] 100.0% ------------------------------------------------------------------------------------------ run-iter! [42] 100.0% [52] 1422(0.7%) 0(0.0%) choose-best-alt! ...develop/src/mainloop.rkt:115:0 ??? [73] 100.0% ------------------------------------------------------------------------------------------ run-iter! [42] 100.0% [53] 692(0.4%) 0(0.0%) gen-rewrites! ...ie/develop/src/mainloop.rkt:142:0 for-loop [56] 100.0% ------------------------------------------------------------------------------------------ simplify! [49] 100.0% [54] 43056(22.3%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:159:6 ??? [21] 100.0% ------------------------------------------------------------------------------------------ gen-series! [51] 100.0% [55] 11474(5.9%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:135:7 taylor-alt [57] 100.0% ------------------------------------------------------------------------------------------ gen-rewrites! [53] 100.0% [56] 692(0.4%) 0(0.0%) for-loop ...herbie/develop/src/mainloop.rkt:147:11 ??? [58] 100.0% ------------------------------------------------------------------------------------------ for-loop [55] 100.0% [57] 11474(5.9%) 0(0.0%) taylor-alt ...es/herbie/develop/src/glue.rkt:139:0 for-loop [59] 100.0% ------------------------------------------------------------------------------------------ for-loop [56] 100.0% [58] 692(0.4%) 0(0.0%) ??? ...ies/herbie/develop/src/alternative.rkt:88:0 rewriter [60] 100.0% ------------------------------------------------------------------------------------------ taylor-alt [57] 100.0% [59] 11474(5.9%) 0(0.0%) for-loop ...lies/herbie/develop/src/glue.rkt:141:2 ??? [61] 100.0% ------------------------------------------------------------------------------------------ matcher [70] 26.0% ??? [58] 74.0% [60] 692(0.4%) 0(0.0%) rewriter ...bie/develop/src/core/matcher.rkt:127:2 for-loop [62] 74.0% *rules* [63] 26.0% ------------------------------------------------------------------------------------------ ??? [89] 2.9% location-do [64] 11.8% for-loop [59] 11.8% f37 [133] 73.4% [61] 48550(25.2%) 1052(0.5%) ??? ...tract/private/arrow-higher-order.rkt:342:33 location-do [64] 40.8% ??? [65] 25.5% approximate9 [66] 11.8% ...velop/src/common.rkt:47:2 [67] 10.9% ??? [68] 4.4% best-alt [69] 2.9% ->flonum [176] 1.5% ------------------------------------------------------------------------------------------ rewriter [60] 100.0% [62] 692(0.4%) 0(0.0%) for-loop ...ie/develop/src/core/matcher.rkt:130:10 matcher [70] 100.0% ------------------------------------------------------------------------------------------ rewriter [60] 100.0% [63] 360(0.2%) 0(0.0%) *rules* ...rbie/develop/src/syntax/rules.rkt:445:0 flag-set? [71] 100.0% ------------------------------------------------------------------------------------------ for-loop [36] 2.1% for-loop [74] 13.3% ??? [61] 24.1% location-do [64] 28.4% ??? [21] 32.1% [64] 72880(37.8%) 4506(2.3%) location-do ...acket/private/norm-define.rkt:53:83 location-do [64] 28.4% iterate-egraph!13 [72] 26.7% ??? [97] 15.9% for-loop [74] 13.8% ??? [61] 4.7% loop [3] 4.1% *simplify-rules* [81] 0.9% ??? [185] 0.5% return/no-unsupplied [184] 0.1% ------------------------------------------------------------------------------------------ ??? [76] 8.0% ??? [61] 92.0% [65] 13464(7.0%) 360(0.2%) ??? ...ects/racket/contract/private/guts.rkt:644:8 ??? [73] 92.0% contract? [80] 5.3% ------------------------------------------------------------------------------------------ ??? [61] 100.0% [66] 11474(5.9%) 0(0.0%) approximate9 ...e/develop/src/core/taylor.rkt:12:0 loop [75] 88.3% f37 [133] 11.7% ------------------------------------------------------------------------------------------ for-loop [36] 21.2% ??? [61] 78.8% [67] 6700(3.5%) 1714(0.9%) ...velop/src/common.rkt:47:2 ...e/arr-i.rkt:906:19 ??? [76] 42.2% ??? [77] 32.2% ------------------------------------------------------------------------------------------ ??? [61] 100.0% [68] 2132(1.1%) 1050(0.5%) ??? ...ts/racket/contract/private/arr-i.rkt:804:10 get/build-late-neg-projection [79] 33.9% ??? [117] 16.9% ------------------------------------------------------------------------------------------ ??? [61] 100.0% [69] 1422(0.7%) 0(0.0%) best-alt ...tlies/herbie/develop/src/glue.rkt:76:0 loop [78] 74.1% argmins [82] 25.9% ------------------------------------------------------------------------------------------ matcher [70] 50.0% for-loop [62] 50.0% [70] 692(0.4%) 0(0.0%) matcher ...rbie/develop/src/core/matcher.rkt:163:2 matcher [70] 50.0% rewriter [60] 26.0% for-loop [83] 24.0% ------------------------------------------------------------------------------------------ *rules* [63] 100.0% [71] 360(0.2%) 360(0.2%) flag-set? ...es/herbie/develop/src/config.rkt:32:0 ------------------------------------------------------------------------------------------ location-do [64] 100.0% [72] 38868(20.1%) 360(0.2%) iterate-egraph!13 ...p/src/core/simplify.rkt:102:0 one-iter [84] 98.2% ------------------------------------------------------------------------------------------ debug7 [114] 0.9% pattern-match [94] 0.9% substitute-e [129] 0.9% f37 [133] 0.9% choose-best-alt! [52] 3.8% variable? [6] 6.6% match-e [116] 9.5% ??? [65] 32.4% finalize-iter! [50] 43.1% [73] 37078(19.2%) 6600(3.4%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [85] 41.6% hash-has-key? [87] 34.4% ??? [89] 3.8% atab-add-altns [92] 1.4% ------------------------------------------------------------------------------------------ location-do [64] 100.0% [74] 20476(10.6%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:63:12 location-do [64] 98.3% ------------------------------------------------------------------------------------------ approximate9 [66] 100.0% [75] 10126(5.2%) 0(0.0%) loop ...es/herbie/develop/src/core/taylor.rkt:83:4 hash-ref! [86] 100.0% ------------------------------------------------------------------------------------------ for-loop [121] 12.2% ??? [110] 19.1% ...velop/src/common.rkt:47:2 [67] 68.7% [76] 2826(1.5%) 690(0.4%) ??? ...ects/racket/contract/private/list.rkt:342:4 ??? [110] 68.7% ??? [65] 19.1% ------------------------------------------------------------------------------------------ ...velop/src/common.rkt:47:2 [67] 100.0% [77] 2160(1.1%) 360(0.2%) ??? ...s/racket/contract/private/arr-i.rkt:1268:39 assoc-ref [90] 33.7% return/no-unsupplied [184] 32.9% ??? [185] 16.8% ------------------------------------------------------------------------------------------ extract-alt [48] 25.4% best-alt [69] 74.6% [78] 1412(0.7%) 0(0.0%) loop ...htlies/herbie/develop/src/common.rkt:142:2 composed [88] 100.0% ------------------------------------------------------------------------------------------ unconstrained-domain->-projection [91] 25.1% ??? [68] 74.9% [79] 722(0.4%) 0(0.0%) get/build-late-neg-projection ...te/guts.rkt:691:0 unconstrained-domain->-projection [91] 74.9% ??? [93] 25.1% ------------------------------------------------------------------------------------------ ??? [65] 100.0% [80] 720(0.4%) 720(0.4%) contract? ...acket/contract/private/guts.rkt:109:0 ------------------------------------------------------------------------------------------ location-do [64] 100.0% [81] 660(0.3%) 0(0.0%) *simplify-rules* ...lop/src/syntax/rules.rkt:449:0 curry* [95] 50.0% for-loop [96] 50.0% ------------------------------------------------------------------------------------------ best-alt [69] 100.0% [82] 368(0.2%) 0(0.0%) argmins ...ies/herbie/develop/src/common.rkt:141:0 composed [88] 100.0% ------------------------------------------------------------------------------------------ matcher [70] 100.0% [83] 332(0.2%) 0(0.0%) for-loop ...bie/develop/src/core/matcher.rkt:155:6 pattern-match [94] 100.0% ------------------------------------------------------------------------------------------ iterate-egraph!13 [72] 100.0% [84] 38182(19.8%) 1008(0.5%) one-iter ...ie/develop/src/core/simplify.rkt:113:0 for-loop [98] 64.5% loop [100] 31.1% apply-match [109] 1.7% ------------------------------------------------------------------------------------------ ??? [73] 100.0% [85] 15622(8.1%) 0(0.0%) for-loop ...ie/develop/src/core/alt-table.rkt:51:2 atab-add-altn [99] 100.0% ------------------------------------------------------------------------------------------ for-loop [171] 0.5% for-loop [18] 0.9% ??? [174] 1.9% compile [47] 3.1% ??? [103] 3.9% loop [7] 6.8% eval-prog [124] 7.8% loop [168] 8.5% for-loop [25] 9.8% for-loop [15] 10.8% ??? [102] 21.7% loop [75] 23.9% [86] 14988(7.8%) 2090(1.1%) hash-ref! ...racket/private/more-scheme.rkt:373:13 simplify [101] 25.8% ??? [102] 21.7% ??? [103] 15.4% ??? [4] 15.3% ??? [5] 9.8% parse-loop50 [164] 2.4% bigfloat-hash [104] 1.7% ??? [8] 0.9% ??? [9] 0.8% ------------------------------------------------------------------------------------------ ??? [73] 100.0% [87] 13112(6.8%) 1778(0.9%) hash-has-key? ...et/private/more-scheme.rkt:368:13 ??? [97] 86.4% ------------------------------------------------------------------------------------------ argmins [82] 20.7% loop [78] 79.3% [88] 1780(0.9%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 errors [115] 100.0% ------------------------------------------------------------------------------------------ ??? [73] 100.0% [89] 1422(0.7%) 0(0.0%) ??? .../herbie/develop/src/core/alt-table.rkt:54:0 ??? [61] 100.0% ------------------------------------------------------------------------------------------ ??? [77] 100.0% [90] 728(0.4%) 728(0.4%) assoc-ref ...collects/racket/private/dict.rkt:56:0 ------------------------------------------------------------------------------------------ get/build-late-neg-projection [79] 100.0% [91] 722(0.4%) 360(0.2%) unconstrained-domain->-projection ...rrow.rkt:60:0 get/build-late-neg-projection [79] 50.1% ------------------------------------------------------------------------------------------ ??? [73] 100.0% [92] 714(0.4%) 0(0.0%) atab-add-altns ...elop/src/core/alt-table.rkt:50:0 atab-add-altn [99] 100.0% ------------------------------------------------------------------------------------------ get/build-late-neg-projection [79] 100.0% [93] 362(0.2%) 362(0.2%) ??? ...cts/racket/contract/private/prop.rkt:314:12 ------------------------------------------------------------------------------------------ for-loop [105] 50.0% for-loop [83] 50.0% [94] 332(0.2%) 0(0.0%) pattern-match ...develop/src/core/matcher.rkt:47:0 for-loop [105] 50.0% ??? [73] 50.0% ------------------------------------------------------------------------------------------ *simplify-rules* [81] 100.0% [95] 330(0.2%) 330(0.2%) curry* ...racket/collects/racket/function.rkt:44:2 ------------------------------------------------------------------------------------------ *simplify-rules* [81] 100.0% [96] 330(0.2%) 0(0.0%) for-loop ...ies/herbie/develop/src/common.rkt:94:9 ormap [106] 100.0% ------------------------------------------------------------------------------------------ hash-has-key? [87] 45.6% location-do [64] 54.4% [97] 24878(12.9%) 7008(3.6%) ??? ...ects/racket/contract/private/list.rkt:737:4 for-loop [107] 57.7% ??? [117] 7.0% ??? [110] 2.9% arrow-higher-order:lnp [161] 2.8% successfully-got-the-right-kind-of-function [120] 1.4% ------------------------------------------------------------------------------------------ for-loop [98] 49.3% one-iter [84] 50.7% [98] 24628(12.8%) 7356(3.8%) for-loop ...e/develop/src/core/simplify.rkt:123:12 for-loop [98] 49.3% match-e [116] 35.1% ------------------------------------------------------------------------------------------ atab-add-altns [92] 4.4% for-loop [85] 95.6% [99] 16336(8.5%) 0(0.0%) atab-add-altn ...elop/src/core/alt-table.rkt:208:0 best-and-tied-at-points [108] 82.9% override-at-pnts [111] 17.1% ------------------------------------------------------------------------------------------ one-iter [84] 100.0% [100] 11878(6.2%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:52:19 apply-match [109] 100.0% ------------------------------------------------------------------------------------------ first-nonzero-exp [20] 3.0% for-loop [15] 6.1% hash-ref! [86] 90.9% [101] 11172(5.8%) 332(0.2%) simplify ...erbie/develop/src/core/reduce.rkt:15:0 parse-loop50 [164] 47.2% f37 [133] 43.9% debug-print [113] 3.0% debug7 [114] 2.9% ------------------------------------------------------------------------------------------ hash-ref! [86] 100.0% [102] 9794(5.1%) 0(0.0%) ??? ...es/herbie/develop/src/core/taylor.rkt:43:15 hash-ref! [86] 100.0% ------------------------------------------------------------------------------------------ hash-ref! [86] 100.0% [103] 3150(1.6%) 358(0.2%) ??? ...tlies/herbie/develop/src/programs.rkt:184:5 loop [168] 67.0% hash-ref! [86] 29.2% ------------------------------------------------------------------------------------------ hash-ref! [86] 100.0% [104] 704(0.4%) 0(0.0%) bigfloat-hash ...h/private/bigfloat/mpfr.rkt:165:0 bfcanonicalize [112] 100.0% ------------------------------------------------------------------------------------------ pattern-match [94] 100.0% [105] 332(0.2%) 0(0.0%) for-loop ...rbie/develop/src/core/matcher.rkt:65:9 pattern-match [94] 100.0% ------------------------------------------------------------------------------------------ for-loop [96] 100.0% [106] 330(0.2%) 330(0.2%) ormap ...et/collects/racket/private/map.rkt:105:13 ------------------------------------------------------------------------------------------ ??? [97] 100.0% [107] 14348(7.4%) 7984(4.1%) for-loop ...acket/contract/private/list.rkt:743:12 ??? [117] 24.4% for-loop [119] 15.0% successfully-got-the-right-kind-of-function [120] 2.5% ??? [123] 2.5% ------------------------------------------------------------------------------------------ atab-add-altn [99] 100.0% [108] 13548(7.0%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [115] 97.4% for-loop [122] 2.6% ------------------------------------------------------------------------------------------ one-iter [84] 5.3% loop [100] 94.7% [109] 12546(6.5%) 0(0.0%) apply-match ...develop/src/core/simplify.rkt:129:2 match-e [116] 33.2% merge-egraph-nodes! [128] 19.9% for-loop [118] 19.4% update-leader! [136] 8.3% loop! [146] 8.2% substitute-e [129] 5.6% mk-enode! [140] 5.5% ------------------------------------------------------------------------------------------ ??? [97] 20.5% ??? [76] 79.5% [110] 3556(1.8%) 1056(0.5%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [76] 30.4% ??? [181] 20.5% for-loop [121] 19.4% ------------------------------------------------------------------------------------------ atab-add-altn [99] 100.0% [111] 2788(1.4%) 0(0.0%) override-at-pnts ...p/src/core/alt-table.rkt:145:0 errors [115] 100.0% ------------------------------------------------------------------------------------------ bigfloat-hash [104] 100.0% [112] 704(0.4%) 704(0.4%) bfcanonicalize .../private/bigfloat/mpfr.rkt:155:0 ------------------------------------------------------------------------------------------ simplify [101] 100.0% [113] 338(0.2%) 338(0.2%) debug-print .../herbie/develop/src/debug.rkt:107:0 ------------------------------------------------------------------------------------------ simplify [101] 100.0% [114] 326(0.2%) 0(0.0%) debug7 ...tlies/herbie/develop/src/debug.rkt:102:0 ??? [73] 100.0% ------------------------------------------------------------------------------------------ composed [88] 5.4% override-at-pnts [111] 8.5% option-on-expr [2] 11.8% loop [168] 33.1% best-and-tied-at-points [108] 40.2% [115] 32820(17.0%) 0(0.0%) errors ...lies/herbie/develop/src/points.rkt:218:0 for-loop [125] 80.7% eval-prog [124] 19.3% ------------------------------------------------------------------------------------------ apply-match [109] 11.4% for-loop [134] 23.2% for-loop [98] 65.4% [116] 21436(11.1%) 6562(3.4%) match-e ...herbie/develop/src/core/ematch.rkt:46:0 for-loop [126] 42.0% for-loop [134] 10.2% ??? [73] 9.9% variable? [6] 3.5% list-cartesian-product [135] 3.1% loop [168] 1.5% ------------------------------------------------------------------------------------------ ??? [68] 6.4% ??? [97] 31.1% for-loop [107] 62.4% [117] 5602(2.9%) 1026(0.5%) ??? ...private/unconstrained-domain-arrow.rkt:74:4 make-keyword-procedure [127] 81.7% ------------------------------------------------------------------------------------------ apply-match [109] 100.0% [118] 2428(1.3%) 0(0.0%) for-loop ...e/develop/src/core/simplify.rkt:143:10 loop! [146] 55.2% merge-egraph-nodes! [128] 29.7% substitute-e [129] 15.2% ------------------------------------------------------------------------------------------ for-loop [107] 100.0% [119] 2152(1.1%) 1084(0.6%) for-loop ...racket/contract/private/hash.rkt:239:6 ??? [130] 32.8% ??? [181] 16.8% ------------------------------------------------------------------------------------------ ??? [97] 49.9% for-loop [107] 50.1% [120] 722(0.4%) 362(0.2%) successfully-got-the-right-kind-of-function ...9:4 arity-checking-wrapper [131] 49.9% ------------------------------------------------------------------------------------------ ??? [110] 100.0% [121] 690(0.4%) 0(0.0%) for-loop ...acket/contract/private/list.rkt:190:15 ??? [76] 100.0% ------------------------------------------------------------------------------------------ best-and-tied-at-points [108] 100.0% [122] 358(0.2%) 358(0.2%) for-loop .../develop/src/core/alt-table.rkt:124:16 ------------------------------------------------------------------------------------------ for-loop [107] 100.0% [123] 352(0.2%) 0(0.0%) ??? ...ects/racket/contract/private/hash.rkt:222:6 check-hash/c [132] 100.0% ------------------------------------------------------------------------------------------ sort-context-on-expr [13] 0.6% loop [38] 1.2% errors [115] 11.1% for-loop [22] 85.8% [124] 56944(29.5%) 12820(6.6%) eval-prog ...herbie/develop/src/programs.rkt:149:0 f37 [133] 65.7% hash-ref! [86] 4.3% ??? [138] 2.5% ??? [139] 2.5% parse-app [169] 1.9% new-lambda [143] 0.6% ------------------------------------------------------------------------------------------ errors [115] 100.0% [125] 26488(13.7%) 1416(0.7%) for-loop ...es/herbie/develop/src/points.rkt:221:4 ??? [172] 80.4% ulp-difference [137] 7.6% ->flonum [176] 5.2% ------------------------------------------------------------------------------------------ match-e [116] 100.0% [126] 11804(6.1%) 4526(2.3%) for-loop ...rbie/develop/src/core/ematch.rkt:59:11 for-loop [134] 51.5% list-cartesian-product [135] 16.0% ------------------------------------------------------------------------------------------ ??? [117] 100.0% [127] 4576(2.4%) 4576(2.4%) make-keyword-procedure ...ket/private/kw.rkt:260:4 ------------------------------------------------------------------------------------------ merge-egraph-nodes! [128] 8.3% for-loop [118] 22.3% apply-match [109] 69.3% [128] 3222(1.7%) 360(0.2%) merge-egraph-nodes! ...p/src/core/egraph.rkt:152:0 update-leader! [136] 44.1% enode-merge! [142] 22.3% for-loop [141] 14.1% merge-egraph-nodes! [128] 8.3% ------------------------------------------------------------------------------------------ for-loop [118] 11.5% substitute-e [129] 43.9% apply-match [109] 44.7% [129] 1070(0.6%) 0(0.0%) substitute-e ...e/develop/src/core/ematch.rkt:71:0 substitute-e [129] 43.9% mk-enode! [140] 34.2% variable? [6] 11.5% ??? [73] 10.5% ------------------------------------------------------------------------------------------ for-loop [119] 100.0% [130] 706(0.4%) 362(0.2%) ??? ...ects/racket/contract/private/list.rkt:686:7 ??? [181] 48.7% ------------------------------------------------------------------------------------------ successfully-got-the-right-kind-of-function [120]100.0% [131] 360(0.2%) 360(0.2%) arity-checking-wrapper ...w-higher-order.rkt:402:0 ------------------------------------------------------------------------------------------ ??? [123] 100.0% [132] 352(0.2%) 0(0.0%) check-hash/c ...ket/contract/private/hash.rkt:83:0 flat-contract? [144] 100.0% ------------------------------------------------------------------------------------------ ??? [174] 0.1% approximate9 [66] 0.4% map [145] 1.2% parse-loop50 [164] 1.4% simplify [101] 2.9% eval-prog [124] 9.3% f37 [133] 24.9% split-table [41] 59.8% [133] 89284(46.3%) 3180(1.6%) f37 ...t/collects/racket/match/compiler.rkt:507:40 loop [168] 54.7% f37 [133] 24.9% ??? [61] 8.8% option-on-expr [2] 5.1% map [145] 4.8% loop [7] 0.4% taylor-invert [10] 0.1% ??? [73] 0.0% ------------------------------------------------------------------------------------------ match-e [116] 37.4% for-loop [126] 62.6% [134] 9668(5.0%) 986(0.5%) for-loop ...rbie/develop/src/core/ematch.rkt:65:37 match-e [116] 87.8% ??? [151] 3.7% ------------------------------------------------------------------------------------------ match-e [116] 18.4% list-cartesian-product [135] 31.2% for-loop [126] 50.4% [135] 2708(1.4%) 2016(1.0%) list-cartesian-product ...src/core/ematch.rkt:20:0 list-cartesian-product [135] 31.2% for-loop [148] 18.9% ------------------------------------------------------------------------------------------ apply-match [109] 42.2% merge-egraph-nodes! [128] 57.8% [136] 2456(1.3%) 332(0.2%) update-leader! ...evelop/src/core/egraph.rkt:217:0 for-loop [147] 86.5% ------------------------------------------------------------------------------------------ for-loop [125] 100.0% [137] 2016(1.0%) 1330(0.7%) ulp-difference ...erbie/develop/src/float.rkt:19:0 ??? [185] 34.0% ------------------------------------------------------------------------------------------ eval-prog [124] 100.0% [138] 1412(0.7%) 1052(0.5%) ??? ...collects/racket/private/qq-and-or.rkt:155:9 gen [150] 25.5% ------------------------------------------------------------------------------------------ eval-prog [124] 100.0% [139] 1398(0.7%) 714(0.4%) ??? ...cket/collects/racket/private/kw.rkt:1633:36 unpack242 [149] 48.9% ------------------------------------------------------------------------------------------ substitute-e [129] 34.7% apply-match [109] 65.3% [140] 1054(0.5%) 1054(0.5%) mk-enode! ...bie/develop/src/core/egraph.rkt:101:0 ------------------------------------------------------------------------------------------ merge-egraph-nodes! [128] 100.0% [141] 724(0.4%) 0(0.0%) for-loop ...bie/develop/src/core/egraph.rkt:200:10 loop! [146] 100.0% ------------------------------------------------------------------------------------------ merge-egraph-nodes! [128] 100.0% [142] 718(0.4%) 360(0.2%) enode-merge! ...e/develop/src/core/enode.rkt:100:0 adopt-enode! [152] 49.9% ------------------------------------------------------------------------------------------ eval-prog [124] 100.0% [143] 360(0.2%) 0(0.0%) new-lambda ...ollects/racket/private/kw.rkt:679:11 loop [173] 100.0% ------------------------------------------------------------------------------------------ check-hash/c [132] 100.0% [144] 352(0.2%) 352(0.2%) flat-contract? .../contract/private/guts.rkt:111:0 ------------------------------------------------------------------------------------------ for-loop [27] 3.1% parse-loop50 [164] 3.3% loop [46] 17.3% make-exacts* [44] 30.0% f37 [133] 46.3% [145] 10630(5.5%) 700(0.4%) map ...acket/collects/racket/private/map.rkt:20:13 loop [168] 49.0% parse-loop50 [164] 27.9% f37 [133] 13.3% simplify-node [158] 3.1% ??? [174] 3.1% ------------------------------------------------------------------------------------------ for-loop [141] 7.8% apply-match [109] 22.0% loop [168] 32.4% for-loop [118] 37.7% [146] 3090(1.6%) 1388(0.7%) loop! ...s/herbie/develop/src/core/enode.rkt:163:2 loop [168] 32.4% custom-set-union [154] 32.1% set [155] 5.8% update-en-expr [157] 5.7% ------------------------------------------------------------------------------------------ update-leader! [136] 100.0% [147] 2124(1.1%) 680(0.4%) for-loop ...rbie/develop/src/core/egraph.rkt:222:6 for-loop [153] 68.0% ------------------------------------------------------------------------------------------ list-cartesian-product [135] 100.0% [148] 692(0.4%) 692(0.4%) for-loop ...erbie/develop/src/core/ematch.rkt:24:8 ------------------------------------------------------------------------------------------ ??? [139] 100.0% [149] 684(0.4%) 352(0.2%) unpack242 ...private/arrow-higher-order.rkt:354:44 maybe-cons-kwd [159] 48.5% ------------------------------------------------------------------------------------------ ??? [138] 100.0% [150] 360(0.2%) 360(0.2%) gen ...ollects/racket/private/qq-and-or.rkt:185:13 ------------------------------------------------------------------------------------------ for-loop [134] 100.0% [151] 358(0.2%) 0(0.0%) ??? ...ies/herbie/develop/src/core/ematch.rkt:50:5 for-loop [156] 100.0% ------------------------------------------------------------------------------------------ enode-merge! [142] 100.0% [152] 358(0.2%) 0(0.0%) adopt-enode! ...ie/develop/src/core/enode.rkt:76:0 custom-set-union [154] 100.0% ------------------------------------------------------------------------------------------ for-loop [147] 100.0% [153] 1444(0.7%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:223:8 hash-update! [160] 100.0% ------------------------------------------------------------------------------------------ adopt-enode! [152] 26.5% loop! [146] 73.5% [154] 1350(0.7%) 358(0.2%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [162] 73.5% ------------------------------------------------------------------------------------------ loop! [146] 100.0% [155] 360(0.2%) 360(0.2%) set ...collects/racket/private/set-types.rkt:981:0 ------------------------------------------------------------------------------------------ ??? [151] 100.0% [156] 358(0.2%) 358(0.2%) for-loop ...erbie/develop/src/core/ematch.rkt:51:7 ------------------------------------------------------------------------------------------ loop! [146] 100.0% [157] 350(0.2%) 350(0.2%) update-en-expr ...evelop/src/core/egraph.rkt:211:0 ------------------------------------------------------------------------------------------ map [145] 100.0% [158] 334(0.2%) 0(0.0%) simplify-node .../develop/src/core/reduce.rkt:39:0 append-map [163] 100.0% ------------------------------------------------------------------------------------------ unpack242 [149] 100.0% [159] 332(0.2%) 0(0.0%) maybe-cons-kwd ...ate/arrow-higher-order.rkt:498:0 arrow-higher-order:lnp [161] 100.0% ------------------------------------------------------------------------------------------ for-loop [153] 100.0% [160] 1444(0.7%) 360(0.2%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [165] 75.1% ------------------------------------------------------------------------------------------ maybe-cons-kwd [159] 32.5% ??? [97] 67.5% [161] 1020(0.5%) 358(0.2%) arrow-higher-order:lnp ...w-higher-order.rkt:597:7 ??? [166] 64.9% ------------------------------------------------------------------------------------------ custom-set-union [154] 100.0% [162] 992(0.5%) 656(0.3%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [167] 33.9% ------------------------------------------------------------------------------------------ simplify-node [158] 100.0% [163] 334(0.2%) 0(0.0%) append-map ...acket/collects/racket/list.rkt:565:2 parse-loop50 [164] 100.0% ------------------------------------------------------------------------------------------ append-map [163] 1.8% hash-ref! [86] 3.8% for-loop [19] 6.8% loop [168] 8.4% simplify [101] 22.8% map [145] 24.3% parse-loop50 [164] 32.2% [164] 9390(4.9%) 7280(3.8%) parse-loop50 ...s/racket/match/compiler.rkt:418:15 parse-loop50 [164] 32.2% f37 [133] 14.3% loop [168] 11.0% for-loop [171] 3.6% parse-app [169] 2.6% map [145] 2.2% ------------------------------------------------------------------------------------------ hash-update! [160] 100.0% [165] 1084(0.6%) 0(0.0%) ??? ...s/herbie/develop/src/core/egraph.rkt:225:24 for-loop [170] 100.0% ------------------------------------------------------------------------------------------ arrow-higher-order:lnp [161] 100.0% [166] 662(0.3%) 662(0.3%) ??? ...et/contract/private/arity-checking.rkt:19:2 ------------------------------------------------------------------------------------------ for-loop [162] 100.0% [167] 336(0.2%) 336(0.2%) for-loop ...cts/racket/private/set-types.rkt:178:5 ------------------------------------------------------------------------------------------ make-exacts* [44] 0.0% match-e [116] 0.4% map [145] 0.4% loop! [146] 0.8% ??? [103] 1.7% parse-loop50 [164] 2.0% option-on-expr [2] 4.2% loop [168] 39.1% f37 [133] 51.5% [168] 89968(46.6%) 662(0.3%) loop ...cket/collects/racket/private/map.rkt:25:19 option-on-expr [2] 51.5% loop [168] 39.1% errors [115] 4.2% parse-loop50 [164] 2.4% hash-ref! [86] 1.6% loop! [146] 0.8% ??? [172] 0.0% ??? [174] 0.0% ??? [179] 0.0% ->flonum [176] 0.0% ------------------------------------------------------------------------------------------ parse-loop50 [164] 33.5% eval-prog [124] 49.9% [169] 2164(1.1%) 1804(0.9%) parse-app .../collects/racket/private/kw.rkt:951:2 loop [173] 16.6% ------------------------------------------------------------------------------------------ ??? [165] 100.0% [170] 1084(0.6%) 1084(0.6%) for-loop ...bie/develop/src/core/egraph.rkt:226:26 ------------------------------------------------------------------------------------------ parse-loop50 [164] 100.0% [171] 338(0.2%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:487:59 hash-ref! [86] 100.0% ------------------------------------------------------------------------------------------ jloop [45] 5.8% for-loop [22] 8.5% loop [43] 16.3% loop [168] 18.2% for-loop [125] 51.1% [172] 41684(21.6%) 718(0.4%) ??? ...tlies/herbie/develop/src/programs.rkt:155:4 ??? [175] 92.3% ->flonum [176] 3.3% ??? [177] 2.6% ------------------------------------------------------------------------------------------ parse-app [169] 16.7% new-lambda [143] 25.0% loop [173] 58.3% [173] 720(0.4%) 720(0.4%) loop .../collects/racket/private/stxcase.rkt:112:7 loop [173] 58.3% ------------------------------------------------------------------------------------------ map [145] 47.8% loop [168] 52.2% [174] 690(0.4%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [86] 52.2% f37 [133] 47.8% ------------------------------------------------------------------------------------------ ??? [172] 100.0% [175] 38486(19.9%) 21374(11.1%) ??? ...acket/collects/racket/private/kw.rkt:444:14 ??? [178] 20.7% ??? [179] 12.6% ??? [180] 10.3% ??? [181] 0.9% ------------------------------------------------------------------------------------------ loop [168] 7.5% jloop [45] 15.8% ??? [61] 15.9% ??? [172] 30.4% for-loop [125] 30.4% [176] 4562(2.4%) 2124(1.1%) ->flonum ...s/herbie/develop/src/programs.rkt:37:0 return/no-unsupplied [184] 30.4% ??? [185] 15.2% list-member? [183] 7.9% ------------------------------------------------------------------------------------------ ??? [172] 100.0% [177] 1094(0.6%) 0(0.0%) ??? ...contract/private/../../private/kw.rkt:761:9 real->bigfloat [182] 100.0% ------------------------------------------------------------------------------------------ ??? [175] 100.0% [178] 7970(4.1%) 3872(2.0%) ??? ...herbie/develop/src/syntax/syntax.rkt:118:17 return/no-unsupplied [184] 38.4% ??? [185] 13.0% ------------------------------------------------------------------------------------------ loop [168] 6.9% ??? [175] 93.1% [179] 5212(2.7%) 5212(2.7%) ??? ...rivate/unconstrained-domain-arrow.rkt:40:13 ------------------------------------------------------------------------------------------ ??? [175] 100.0% [180] 3958(2.1%) 1464(0.8%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfcbrt [186] 45.0% bfsub [187] 18.0% ------------------------------------------------------------------------------------------ ??? [175] 18.8% ??? [130] 19.5% for-loop [119] 20.5% ??? [110] 41.3% [181] 1768(0.9%) 1064(0.6%) ??? ...ects/racket/contract/private/prop.rkt:493:4 ??? [188] 39.8% ------------------------------------------------------------------------------------------ ??? [177] 100.0% [182] 1094(0.6%) 738(0.4%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [190] 32.5% ------------------------------------------------------------------------------------------ ->flonum [176] 100.0% [183] 360(0.2%) 360(0.2%) list-member? ...llects/racket/private/set.rkt:24:0 ------------------------------------------------------------------------------------------ location-do [64] 5.6% ??? [77] 13.0% ->flonum [176] 25.4% ??? [178] 56.1% [184] 5464(2.8%) 4420(2.3%) return/no-unsupplied ...ct/private/arr-i.rkt:533:0 filter [191] 19.1% ------------------------------------------------------------------------------------------ location-do [64] 11.5% ??? [77] 11.6% ulp-difference [137] 21.9% ->flonum [176] 22.1% ??? [178] 33.0% [185] 3134(1.6%) 360(0.2%) ??? ...racket/collects/racket/private/kw.rkt:761:9 ??? [189] 88.5% ------------------------------------------------------------------------------------------ ??? [180] 100.0% [186] 1782(0.9%) 732(0.4%) bfcbrt ...lib/math/private/bigfloat/mpfr.rkt:616:4 ??? [190] 58.9% ------------------------------------------------------------------------------------------ ??? [180] 100.0% [187] 712(0.4%) 370(0.2%) bfsub ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [190] 48.0% ------------------------------------------------------------------------------------------ ??? [181] 100.0% [188] 704(0.4%) 360(0.2%) ??? ...lects/racket/contract/private/orc.rkt:83:14 ??? [192] 48.9% ------------------------------------------------------------------------------------------ ??? [185] 100.0% [189] 2774(1.4%) 2774(1.4%) ??? ...s/racket/contract/private/arr-i.rkt:1233:27 ------------------------------------------------------------------------------------------ bfsub [187] 19.6% real->bigfloat [182] 20.4% bfcbrt [186] 60.1% [190] 1748(0.9%) 1748(0.9%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ------------------------------------------------------------------------------------------ return/no-unsupplied [184] 100.0% [191] 1044(0.5%) 1044(0.5%) filter ...t/collects/racket/private/list.rkt:256:2 ------------------------------------------------------------------------------------------ ??? [188] 100.0% [192] 344(0.2%) 344(0.2%) ??? ...ects/racket/contract/private/list.rkt:141:5 ------------------------------------------------------------------------------------------