Profiling results ----------------- Total cpu time observed: 94376ms (out of 95248ms) Number of samples taken: 270 (once every 350ms) (Hiding functions with self<1.0% and local<2.0%: 8 of 201 hidden) ======================================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================================= ??? [52] 100.0% [1] 87928(93.2%) 0(0.0%) profile-thunk16 ...t/pkgs/profile-lib/main.rkt:9:0 run [13] 100.0% --------------------------------------------------------------------------------------- ??? [52] 100.0% [2] 69650(73.8%) 0(0.0%) run-improve50 ...e/logb-bug/src/mainloop.rkt:234:0 for-loop [14] 96.5% get-final-combination [20] 2.9% loop [62] 0.6% --------------------------------------------------------------------------------------- ??? [81] 100.0% [3] 7786(8.2%) 0(0.0%) approximate9 .../logb-bug/src/core/taylor.rkt:12:0 loop [16] 91.1% f6 [138] 8.9% --------------------------------------------------------------------------------------- hash-ref! [123] 100.0% [4] 6150(6.5%) 0(0.0%) ??? .../herbie/logb-bug/src/core/taylor.rkt:295:23 for-loop [17] 100.0% --------------------------------------------------------------------------------------- hash-ref! [123] 100.0% [5] 4760(5.0%) 0(0.0%) ??? .../herbie/logb-bug/src/core/taylor.rkt:392:23 for-loop [18] 100.0% --------------------------------------------------------------------------------------- table-ref [84] 100.0% [6] 4234(4.5%) 0(0.0%) loop ...erbie/logb-bug/src/core/simplify.rkt:215:2 pass [19] 100.0% --------------------------------------------------------------------------------------- map [146] 100.0% [7] 2004(2.1%) 0(0.0%) make-multiplication-node .../core/reduce.rkt:230:0 make-multiplication-subnode [21] 100.0% --------------------------------------------------------------------------------------- match-e [109] 100.0% [8] 722(0.8%) 0(0.0%) variable? .../logb-bug/src/syntax/syntax.rkt:567:0 ??? [45] 100.0% --------------------------------------------------------------------------------------- hash-ref! [123] 100.0% [9] 688(0.7%) 0(0.0%) ??? .../herbie/logb-bug/src/core/taylor.rkt:483:23 for-loop [22] 100.0% --------------------------------------------------------------------------------------- f6 [138] 100.0% [10] 334(0.4%) 0(0.0%) append-map ...acket/collects/racket/list.rkt:565:2 f6 [138] 50.0% free-variables [23] 50.0% --------------------------------------------------------------------------------------- copying-mergesort [192] 100.0% [11] 334(0.4%) 0(0.0%) jloop ...t/collects/racket/private/sort.rkt:121:23 ??? [15] 100.0% --------------------------------------------------------------------------------------- f6 [138] 100.0% [12] 332(0.4%) 0(0.0%) taylor-exp ...e/logb-bug/src/core/taylor.rkt:386:0 simplify [129] 100.0% --------------------------------------------------------------------------------------- profile-thunk16 [1] 100.0% [13] 87928(93.2%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:39:2 ??? [52] 100.0% --------------------------------------------------------------------------------------- run-improve50 [2] 100.0% [14] 67204(71.2%) 0(0.0%) for-loop ...erbie/logb-bug/src/mainloop.rkt:249:10 run-iter! [24] 100.0% --------------------------------------------------------------------------------------- loop [193] 1.6% jloop [11] 1.7% for-loop [77] 21.8% loop [161] 74.9% [15] 19838(21.0%) 734(0.8%) ??? ...lies/herbie/logb-bug/src/programs.rkt:154:4 ??? [25] 70.6% ??? [27] 20.7% ??? [81] 5.0% --------------------------------------------------------------------------------------- approximate9 [3] 100.0% [16] 7092(7.5%) 0(0.0%) loop ...s/herbie/logb-bug/src/core/taylor.rkt:86:4 ??? [81] 100.0% --------------------------------------------------------------------------------------- ??? [4] 100.0% [17] 6150(6.5%) 0(0.0%) for-loop ...ie/logb-bug/src/core/taylor.rkt:298:27 hash-ref! [123] 100.0% --------------------------------------------------------------------------------------- ??? [5] 100.0% [18] 4760(5.0%) 0(0.0%) for-loop ...ie/logb-bug/src/core/taylor.rkt:396:33 for-loop [26] 100.0% --------------------------------------------------------------------------------------- loop [6] 100.0% [19] 4234(4.5%) 358(0.4%) pass ...erbie/logb-bug/src/core/simplify.rkt:205:2 for-loop [28] 91.5% --------------------------------------------------------------------------------------- run-improve50 [2] 100.0% [20] 2054(2.2%) 0(0.0%) get-final-combination ...ug/src/mainloop.rkt:264:0 split-table [29] 82.5% ??? [81] 17.5% --------------------------------------------------------------------------------------- make-multiplication-node [7] 100.0% [21] 2004(2.1%) 0(0.0%) make-multiplication-subnode ...re/reduce.rkt:240:0 for-loop [30] 83.2% group-by68 [31] 16.8% --------------------------------------------------------------------------------------- ??? [9] 100.0% [22] 688(0.7%) 0(0.0%) for-loop ...ie/logb-bug/src/core/taylor.rkt:487:35 parse-loop79 [153] 100.0% --------------------------------------------------------------------------------------- append-map [10] 100.0% [23] 334(0.4%) 0(0.0%) free-variables .../logb-bug/src/programs.rkt:100:0 ??? [45] 100.0% --------------------------------------------------------------------------------------- for-loop [14] 100.0% [24] 67204(71.2%) 0(0.0%) run-iter! ...erbie/logb-bug/src/mainloop.rkt:215:0 simplify! [32] 75.2% gen-series! [33] 11.6% finalize-iter! [34] 11.3% gen-rewrites! [41] 1.4% localize-error [43] 0.5% --------------------------------------------------------------------------------------- ??? [15] 100.0% [25] 14002(14.8%) 3114(3.3%) ??? ...acket/collects/racket/private/kw.rkt:444:14 ??? [47] 45.0% ??? [37] 14.2% bf* [38] 10.5% ??? [42] 5.4% parse-loop79 [153] 2.6% --------------------------------------------------------------------------------------- for-loop [18] 100.0% [26] 4760(5.0%) 0(0.0%) for-loop ...ie/logb-bug/src/core/taylor.rkt:398:39 hash-ref! [123] 100.0% --------------------------------------------------------------------------------------- ??? [15] 100.0% [27] 4106(4.4%) 718(0.8%) ??? ...contract/private/../../private/kw.rkt:761:9 real->bigfloat [35] 82.5% --------------------------------------------------------------------------------------- pass [19] 100.0% [28] 3876(4.1%) 0(0.0%) for-loop .../logb-bug/src/core/simplify.rkt:208:29 argmin [36] 65.9% loop [39] 34.1% --------------------------------------------------------------------------------------- get-final-combination [20] 100.0% [29] 1694(1.8%) 0(0.0%) split-table .../herbie/logb-bug/src/glue.rkt:162:0 f6 [138] 100.0% --------------------------------------------------------------------------------------- make-multiplication-subnode [21] 100.0% [30] 1668(1.8%) 362(0.4%) for-loop ...bie/logb-bug/src/core/reduce.rkt:242:3 mterm->expr [40] 78.3% --------------------------------------------------------------------------------------- make-multiplication-subnode [21] 100.0% [31] 336(0.4%) 336(0.4%) group-by68 ...acket/collects/racket/list.rkt:749:0 --------------------------------------------------------------------------------------- run-iter! [24] 100.0% [32] 50530(53.5%) 0(0.0%) simplify! ...erbie/logb-bug/src/mainloop.rkt:155:0 for-loop [44] 100.0% --------------------------------------------------------------------------------------- run-iter! [24] 100.0% [33] 7786(8.2%) 0(0.0%) gen-series! ...bie/logb-bug/src/mainloop.rkt:129:0 for-loop [46] 100.0% --------------------------------------------------------------------------------------- run-iter! [24] 100.0% [34] 7592(8.0%) 0(0.0%) finalize-iter! .../logb-bug/src/mainloop.rkt:169:0 ??? [45] 100.0% --------------------------------------------------------------------------------------- ??? [27] 100.0% [35] 3388(3.6%) 2628(2.8%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [94] 22.4% --------------------------------------------------------------------------------------- for-loop [28] 100.0% [36] 2556(2.7%) 0(0.0%) argmin ...re/racket/collects/racket/list.rkt:743:0 for-loop [48] 74.7% expression-cost [49] 25.3% --------------------------------------------------------------------------------------- ??? [25] 100.0% [37] 1994(2.1%) 1336(1.4%) ??? ...erbie/logb-bug/src/syntax/syntax.rkt:122:17 ??? [79] 33.0% --------------------------------------------------------------------------------------- ??? [25] 100.0% [38] 1474(1.6%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [47] 100.0% --------------------------------------------------------------------------------------- for-loop [28] 100.0% [39] 1320(1.4%) 0(0.0%) loop ...hare/racket/collects/racket/list.rkt:729:4 for-loop [48] 75.2% expression-cost [49] 24.8% --------------------------------------------------------------------------------------- for-loop [30] 100.0% [40] 1306(1.4%) 334(0.4%) mterm->expr .../logb-bug/src/core/reduce.rkt:270:0 expression->type [50] 51.5% f6 [138] 23.0% --------------------------------------------------------------------------------------- run-iter! [24] 100.0% [41] 962(1.0%) 0(0.0%) gen-rewrites! ...e/logb-bug/src/mainloop.rkt:142:0 for-loop [51] 100.0% --------------------------------------------------------------------------------------- ??? [25] 100.0% [42] 754(0.8%) 754(0.8%) ??? ...rivate/unconstrained-domain-arrow.rkt:40:13 --------------------------------------------------------------------------------------- run-iter! [24] 100.0% [43] 334(0.4%) 0(0.0%) localize-error ...b-bug/src/core/localize.rkt:47:0 hash-ref! [123] 100.0% --------------------------------------------------------------------------------------- simplify! [32] 100.0% [44] 50530(53.5%) 0(0.0%) for-loop ...herbie/logb-bug/src/mainloop.rkt:159:6 ??? [52] 100.0% --------------------------------------------------------------------------------------- ??? [178] 1.1% substitute-e [112] 1.8% debug7 [143] 1.9% setfindf [185] 1.9% free-variables [23] 2.1% pattern-substitute [97] 2.1% f6 [138] 4.0% for-loop [136] 4.1% variable? [8] 4.5% get-sigs [139] 8.6% match-e [109] 21.2% finalize-iter! [34] 46.6% [45] 15892(16.8%) 1998(2.1%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [54] 42.7% hash-has-key? [55] 39.0% atab-add-altns [61] 4.0% ??? [178] 1.8% --------------------------------------------------------------------------------------- gen-series! [33] 100.0% [46] 7786(8.2%) 0(0.0%) for-loop ...herbie/logb-bug/src/mainloop.rkt:135:7 taylor-alt [53] 100.0% --------------------------------------------------------------------------------------- bf* [38] 19.0% ??? [25] 81.0% [47] 7770(8.2%) 2842(3.0%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfneg [56] 44.9% bfmul [57] 18.6% --------------------------------------------------------------------------------------- loop [39] 34.2% argmin [36] 65.8% [48] 2902(3.1%) 0(0.0%) for-loop ...herbie/logb-bug/src/programs.rkt:199:2 table-ref [84] 87.6% ...b-bug/src/common.rkt:47:2 [150] 12.4% --------------------------------------------------------------------------------------- loop [39] 33.7% argmin [36] 66.3% [49] 974(1.0%) 0(0.0%) expression-cost ...logb-bug/src/programs.rkt:198:0 compile [58] 100.0% --------------------------------------------------------------------------------------- f6 [138] 30.9% mterm->expr [40] 69.1% [50] 972(1.0%) 0(0.0%) expression->type ...gb-bug/src/type-check.rkt:45:0 for-loop [59] 100.0% --------------------------------------------------------------------------------------- gen-rewrites! [41] 100.0% [51] 962(1.0%) 0(0.0%) for-loop ...erbie/logb-bug/src/mainloop.rkt:147:11 ??? [60] 100.0% --------------------------------------------------------------------------------------- for-loop [44] 18.0% run [13] 38.0% [52] 93716(99.3%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 38.0% run-improve50 [2] 28.4% table-ref [84] 23.5% loop [62] 10.1% --------------------------------------------------------------------------------------- for-loop [46] 100.0% [53] 7786(8.2%) 0(0.0%) taylor-alt ...s/herbie/logb-bug/src/glue.rkt:134:0 for-loop [63] 100.0% --------------------------------------------------------------------------------------- ??? [45] 100.0% [54] 6964(7.4%) 0(0.0%) for-loop ...e/logb-bug/src/core/alt-table.rkt:51:2 atab-add-altn [64] 100.0% --------------------------------------------------------------------------------------- ??? [45] 100.0% [55] 6370(6.7%) 1684(1.8%) hash-has-key? ...et/private/more-scheme.rkt:368:13 ??? [87] 73.6% --------------------------------------------------------------------------------------- ??? [47] 100.0% [56] 3486(3.7%) 2404(2.5%) bfneg ...-lib/math/private/bigfloat/mpfr.rkt:616:4 ??? [94] 31.0% --------------------------------------------------------------------------------------- ??? [47] 100.0% [57] 1442(1.5%) 732(0.8%) bfmul ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [94] 49.2% --------------------------------------------------------------------------------------- expression-cost [49] 100.0% [58] 974(1.0%) 0(0.0%) compile .../herbie/logb-bug/src/programs.rkt:175:0 hash-ref! [123] 100.0% --------------------------------------------------------------------------------------- expression->type [50] 100.0% [59] 972(1.0%) 0(0.0%) for-loop ...erbie/logb-bug/src/type-check.rkt:52:5 f6 [138] 100.0% --------------------------------------------------------------------------------------- for-loop [51] 100.0% [60] 962(1.0%) 0(0.0%) ??? ...es/herbie/logb-bug/src/alternative.rkt:88:0 rewriter [65] 65.1% loop [161] 34.9% --------------------------------------------------------------------------------------- ??? [45] 100.0% [61] 628(0.7%) 0(0.0%) atab-add-altns ...-bug/src/core/alt-table.rkt:50:0 atab-add-altn [64] 100.0% --------------------------------------------------------------------------------------- run-improve50 [2] 2.0% ??? [52] 98.0% [62] 19360(20.5%) 378(0.4%) loop ...tlies/herbie/logb-bug/src/points.rkt:193:2 loop [66] 40.0% make-exacts* [71] 37.9% loop [73] 18.0% for-loop [69] 2.1% --------------------------------------------------------------------------------------- taylor-alt [53] 100.0% [63] 7786(8.2%) 0(0.0%) for-loop ...ies/herbie/logb-bug/src/glue.rkt:139:6 ??? [81] 100.0% --------------------------------------------------------------------------------------- atab-add-altns [61] 8.3% for-loop [54] 91.7% [64] 7592(8.0%) 0(0.0%) atab-add-altn ...-bug/src/core/alt-table.rkt:208:0 best-and-tied-at-points [67] 100.0% --------------------------------------------------------------------------------------- matcher [74] 50.0% ??? [60] 50.0% [65] 626(0.7%) 0(0.0%) rewriter ...ie/logb-bug/src/core/matcher.rkt:131:2 for-loop [68] 50.0% *rules* [70] 26.0% f6 [138] 24.0% --------------------------------------------------------------------------------------- loop [62] 100.0% [66] 7746(8.2%) 0(0.0%) loop ...tlies/herbie/logb-bug/src/points.rkt:151:2 loop [73] 51.3% make-exacts* [71] 48.7% --------------------------------------------------------------------------------------- atab-add-altn [64] 100.0% [67] 7592(8.0%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [72] 100.0% --------------------------------------------------------------------------------------- rewriter [65] 100.0% [68] 626(0.7%) 0(0.0%) for-loop ...e/logb-bug/src/core/matcher.rkt:134:10 matcher [74] 100.0% --------------------------------------------------------------------------------------- loop [62] 100.0% [69] 408(0.4%) 0(0.0%) for-loop .../herbie/logb-bug/src/points.rkt:200:24 for-loop [75] 100.0% --------------------------------------------------------------------------------------- rewriter [65] 100.0% [70] 326(0.3%) 0(0.0%) *rules* ...bie/logb-bug/src/syntax/rules.rkt:484:0 flag-set? [76] 100.0% --------------------------------------------------------------------------------------- loop [66] 34.0% loop [62] 66.0% [71] 11110(11.8%) 0(0.0%) make-exacts* ...rbie/logb-bug/src/points.rkt:138:0 map [146] 58.0% loop [161] 38.9% eval-prog [78] 3.1% --------------------------------------------------------------------------------------- best-and-tied-at-points [67] 100.0% [72] 7592(8.0%) 0(0.0%) errors ...ies/herbie/logb-bug/src/points.rkt:218:0 for-loop [77] 81.8% eval-prog [78] 18.2% --------------------------------------------------------------------------------------- loop [62] 46.8% loop [66] 53.2% [73] 7464(7.9%) 0(0.0%) loop ...tlies/herbie/logb-bug/src/points.rkt:141:4 map [146] 100.0% --------------------------------------------------------------------------------------- matcher [74] 24.0% for-loop [80] 26.0% for-loop [68] 50.0% [74] 626(0.7%) 0(0.0%) matcher ...bie/logb-bug/src/core/matcher.rkt:167:2 rewriter [65] 50.0% for-loop [80] 26.0% matcher [74] 24.0% --------------------------------------------------------------------------------------- for-loop [69] 100.0% [75] 408(0.4%) 0(0.0%) for-loop .../herbie/logb-bug/src/points.rkt:201:26 ??? [81] 100.0% --------------------------------------------------------------------------------------- *rules* [70] 100.0% [76] 326(0.3%) 0(0.0%) flag-set? ...s/herbie/logb-bug/src/config.rkt:32:0 ??? [79] 100.0% --------------------------------------------------------------------------------------- errors [72] 100.0% [77] 6212(6.6%) 634(0.7%) for-loop ...s/herbie/logb-bug/src/points.rkt:221:4 ??? [15] 69.6% ??? [81] 10.1% ulp-difference [83] 10.0% --------------------------------------------------------------------------------------- make-exacts* [71] 20.0% errors [72] 80.0% [78] 1726(1.8%) 334(0.4%) eval-prog ...erbie/logb-bug/src/programs.rkt:148:0 f6 [138] 60.6% hash-ref! [123] 20.0% --------------------------------------------------------------------------------------- flag-set? [76] 33.1% ??? [37] 66.9% [79] 984(1.0%) 334(0.4%) ??? ...racket/collects/racket/private/kw.rkt:761:9 ??? [82] 66.1% --------------------------------------------------------------------------------------- matcher [74] 100.0% [80] 326(0.3%) 0(0.0%) for-loop ...e/logb-bug/src/core/matcher.rkt:183:21 matcher [74] 100.0% --------------------------------------------------------------------------------------- ??? [183] 2.1% ??? [190] 2.2% loop [193] 2.3% get-final-combination [20] 2.3% for-loop [75] 2.6% for-loop [77] 4.0% ??? [15] 6.4% f6 [138] 6.7% loop [16] 15.1% table-ref [84] 17.3% for-loop [63] 17.3% loop [161] 21.6% [81] 15636(16.6%) 1408(1.5%) ??? ...tract/private/arrow-higher-order.rkt:342:33 table-ref [84] 54.2% approximate9 [3] 17.3% hash-ref! [123] 15.1% ??? [178] 2.3% ...b-bug/src/common.rkt:47:2 [150] 2.1% --------------------------------------------------------------------------------------- ??? [79] 100.0% [82] 650(0.7%) 650(0.7%) ??? ...s/racket/contract/private/arr-i.rkt:1233:27 --------------------------------------------------------------------------------------- for-loop [77] 100.0% [83] 624(0.7%) 298(0.3%) ulp-difference ...rbie/logb-bug/src/float.rkt:19:0 return/no-unsupplied [164] 52.2% --------------------------------------------------------------------------------------- get-sigs [139] 1.0% for-loop [48] 1.2% ??? [81] 13.7% table-ref [84] 21.8% for-loop [86] 22.7% ??? [52] 39.3% [84] 69830(74.0%) 5334(5.7%) table-ref .../racket/private/norm-define.rkt:53:83 iterate-egraph!13 [85] 35.8% for-loop [86] 23.6% table-ref [84] 21.8% ??? [81] 5.6% loop [6] 2.4% ??? [87] 1.9% *fp-safe-simplify-rules* [88] 0.5% return/no-unsupplied [164] 0.5% ??? [89] 0.5% ??? [90] 0.2% mk-egraph [91] 0.2% debug7 [143] 0.2% --------------------------------------------------------------------------------------- table-ref [84] 100.0% [85] 50712(53.7%) 0(0.0%) iterate-egraph!13 ...g/src/core/simplify.rkt:102:0 one-iter [92] 98.7% --------------------------------------------------------------------------------------- table-ref [84] 100.0% [86] 32904(34.9%) 358(0.4%) for-loop ...e/logb-bug/src/core/simplify.rkt:63:12 table-ref [84] 97.9% ??? [99] 1.0% --------------------------------------------------------------------------------------- table-ref [84] 41.0% hash-has-key? [55] 59.0% [87] 7940(8.4%) 1716(1.8%) ??? ...ects/racket/contract/private/list.rkt:737:4 for-loop [93] 54.3% arrow-higher-order:lnp [95] 16.6% ??? [102] 7.5% --------------------------------------------------------------------------------------- table-ref [84] 100.0% [88] 360(0.4%) 0(0.0%) *fp-safe-simplify-rules* ...syntax/rules.rkt:495:0 for-loop [96] 100.0% --------------------------------------------------------------------------------------- table-ref [84] 100.0% [89] 350(0.4%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:60:15 ??? [94] 100.0% --------------------------------------------------------------------------------------- table-ref [84] 100.0% [90] 336(0.4%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:346:33 pattern-substitute [97] 100.0% --------------------------------------------------------------------------------------- table-ref [84] 100.0% [91] 334(0.4%) 0(0.0%) mk-egraph ...ie/logb-bug/src/core/egraph.rkt:123:0 expr->enode [98] 100.0% --------------------------------------------------------------------------------------- iterate-egraph!13 [85] 100.0% [92] 50050(53.0%) 0(0.0%) one-iter ...e/logb-bug/src/core/simplify.rkt:113:0 loop [100] 64.2% for-loop [101] 31.7% apply-match [107] 4.1% --------------------------------------------------------------------------------------- ??? [87] 100.0% [93] 4310(4.6%) 2650(2.8%) for-loop ...acket/contract/private/list.rkt:743:12 ??? [102] 23.0% for-loop [156] 7.7% successfully-got-the-right-kind-of-function [105] 7.7% --------------------------------------------------------------------------------------- ??? [89] 12.1% bfmul [57] 24.5% real->bigfloat [35] 26.2% bfneg [56] 37.3% [94] 2902(3.1%) 2902(3.1%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 --------------------------------------------------------------------------------------- ??? [87] 100.0% [95] 1316(1.4%) 672(0.7%) arrow-higher-order:lnp ...w-higher-order.rkt:597:7 ??? [103] 48.9% --------------------------------------------------------------------------------------- *fp-safe-simplify-rules* [88] 100.0% [96] 360(0.4%) 0(0.0%) for-loop ...es/herbie/logb-bug/src/common.rkt:94:9 ormap [104] 100.0% --------------------------------------------------------------------------------------- ??? [90] 33.3% pattern-substitute [97] 66.7% [97] 336(0.4%) 0(0.0%) pattern-substitute ...ug/src/core/matcher.rkt:73:0 pattern-substitute [97] 66.7% ??? [45] 33.3% --------------------------------------------------------------------------------------- mk-egraph [91] 25.0% expr->enode [98] 75.0% [98] 334(0.4%) 0(0.0%) expr->enode .../logb-bug/src/core/egraph.rkt:124:2 expr->enode [98] 75.0% mk-enode! [115] 25.0% --------------------------------------------------------------------------------------- for-loop [86] 100.0% [99] 324(0.3%) 0(0.0%) ??? ...cket/collects/racket/private/kw.rkt:1633:36 ??? [106] 100.0% --------------------------------------------------------------------------------------- one-iter [92] 100.0% [100] 32134(34.0%) 360(0.4%) loop ...cket/collects/racket/private/map.rkt:52:19 apply-match [107] 98.9% --------------------------------------------------------------------------------------- for-loop [101] 50.0% one-iter [92] 50.0% [101] 15850(16.8%) 2630(2.8%) for-loop .../logb-bug/src/core/simplify.rkt:123:12 for-loop [101] 50.0% match-e [109] 39.7% ??? [126] 2.0% --------------------------------------------------------------------------------------- ??? [87] 37.6% for-loop [93] 62.4% [102] 1590(1.7%) 300(0.3%) ??? ...private/unconstrained-domain-arrow.rkt:74:4 make-keyword-procedure [149] 81.1% --------------------------------------------------------------------------------------- arrow-higher-order:lnp [95] 100.0% [103] 644(0.7%) 644(0.7%) ??? ...et/contract/private/arity-checking.rkt:19:2 --------------------------------------------------------------------------------------- for-loop [96] 100.0% [104] 360(0.4%) 0(0.0%) ormap ...et/collects/racket/private/map.rkt:105:13 curried [179] 100.0% --------------------------------------------------------------------------------------- for-loop [93] 100.0% [105] 334(0.4%) 334(0.4%) successfully-got-the-right-kind-of-function ...9:4 --------------------------------------------------------------------------------------- ??? [99] 100.0% [106] 324(0.3%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:354:44 ??? [163] 100.0% --------------------------------------------------------------------------------------- one-iter [92] 6.1% loop [100] 93.9% [107] 33840(35.9%) 0(0.0%) apply-match ...ogb-bug/src/core/simplify.rkt:130:2 for-loop [108] 86.9% match-e [109] 11.0% update-leader! [117] 2.1% --------------------------------------------------------------------------------------- apply-match [107] 100.0% [108] 29392(31.1%) 0(0.0%) for-loop .../logb-bug/src/core/simplify.rkt:145:10 merge-egraph-nodes! [110] 32.2% loop! [114] 27.0% mk-enode! [115] 17.1% substitute-e [112] 15.1% list-member? [113] 8.5% --------------------------------------------------------------------------------------- apply-match [107] 14.6% for-loop [116] 19.9% for-loop [101] 65.5% [109] 16318(17.3%) 6430(6.8%) match-e ...erbie/logb-bug/src/core/ematch.rkt:46:0 for-loop [111] 36.2% ??? [45] 13.2% for-loop [116] 12.8% variable? [8] 1.5% loop [161] 1.0% --------------------------------------------------------------------------------------- merge-egraph-nodes! [110] 3.4% for-loop [108] 94.9% [110] 9458(10.0%) 714(0.8%) merge-egraph-nodes! ...g/src/core/egraph.rkt:152:0 update-leader! [117] 58.8% loop! [114] 10.6% enode-merge! [120] 10.4% for-loop [122] 7.5% merge-egraph-nodes! [110] 3.4% --------------------------------------------------------------------------------------- match-e [109] 100.0% [111] 7518(8.0%) 1738(1.8%) for-loop ...bie/logb-bug/src/core/ematch.rkt:59:11 for-loop [116] 47.8% list-cartesian-product [119] 15.9% loop [161] 15.6% --------------------------------------------------------------------------------------- substitute-e [112] 11.2% for-loop [108] 88.8% [112] 4448(4.7%) 710(0.8%) substitute-e .../logb-bug/src/core/ematch.rkt:71:0 mk-enode! [115] 77.5% substitute-e [112] 11.2% ??? [45] 3.3% --------------------------------------------------------------------------------------- for-loop [108] 100.0% [113] 2502(2.7%) 0(0.0%) list-member? ...llects/racket/private/set.rkt:24:0 loop [118] 71.0% member [121] 29.0% --------------------------------------------------------------------------------------- merge-egraph-nodes! [110] 10.2% loop [161] 25.1% for-loop [108] 64.6% [114] 9284(9.8%) 2140(2.3%) loop! .../herbie/logb-bug/src/core/enode.rkt:192:2 custom-set-union [133] 40.5% loop [161] 32.6% update-en-expr [162] 6.5% set [134] 5.6% --------------------------------------------------------------------------------------- expr->enode [98] 3.8% substitute-e [112] 39.1% for-loop [108] 57.1% [115] 8816(9.3%) 1722(1.8%) mk-enode! ...ie/logb-bug/src/core/egraph.rkt:101:0 new-enode [124] 80.5% --------------------------------------------------------------------------------------- match-e [109] 44.8% for-loop [111] 55.2% [116] 6834(7.2%) 334(0.4%) for-loop ...bie/logb-bug/src/core/ematch.rkt:65:37 match-e [109] 85.1% ??? [126] 10.0% --------------------------------------------------------------------------------------- apply-match [107] 11.1% merge-egraph-nodes! [110] 88.9% [117] 6426(6.8%) 0(0.0%) update-leader! ...gb-bug/src/core/egraph.rkt:217:0 for-loop [125] 95.0% hash-ref! [123] 5.0% --------------------------------------------------------------------------------------- list-member? [113] 100.0% [118] 1776(1.9%) 1776(1.9%) loop (unknown source) --------------------------------------------------------------------------------------- list-cartesian-product [119] 25.1% for-loop [111] 74.9% [119] 1374(1.5%) 1044(1.1%) list-cartesian-product ...src/core/ematch.rkt:20:0 list-cartesian-product [119] 25.1% for-loop [128] 12.0% --------------------------------------------------------------------------------------- merge-egraph-nodes! [110] 100.0% [120] 986(1.0%) 0(0.0%) enode-merge! .../logb-bug/src/core/enode.rkt:129:0 adopt-enode! [127] 100.0% --------------------------------------------------------------------------------------- list-member? [113] 100.0% [121] 726(0.8%) 726(0.8%) member (unknown source) --------------------------------------------------------------------------------------- merge-egraph-nodes! [110] 100.0% [122] 712(0.8%) 346(0.4%) for-loop ...bie/logb-bug/src/core/egraph.rkt:232:6 update-en-expr [162] 51.4% --------------------------------------------------------------------------------------- for-loop [166] 1.2% loop [161] 1.8% eval-prog [78] 1.8% update-leader! [117] 3.4% localize-error [43] 3.5% compile [58] 4.0% ??? [135] 6.3% for-loop [26] 11.9% for-loop [17] 19.7% ??? [130] 22.0% ??? [81] 22.0% [123] 9432(10.0%) 964(1.0%) hash-ref! ...racket/private/more-scheme.rkt:373:13 simplify [129] 23.9% ??? [130] 22.0% ??? [4] 19.7% ??? [5] 11.9% ??? [135] 9.3% f6 [138] 3.5% bigfloat-hash [137] 1.8% ??? [9] 1.2% --------------------------------------------------------------------------------------- mk-enode! [115] 100.0% [124] 7094(7.5%) 0(0.0%) new-enode ...rbie/logb-bug/src/core/enode.rkt:97:0 type-of-enode-expr [131] 95.0% set [134] 5.0% --------------------------------------------------------------------------------------- update-leader! [117] 100.0% [125] 6102(6.5%) 0(0.0%) for-loop ...bie/logb-bug/src/core/egraph.rkt:222:6 for-loop [132] 100.0% --------------------------------------------------------------------------------------- for-loop [101] 48.3% for-loop [116] 51.7% [126] 1318(1.4%) 304(0.3%) ??? ...es/herbie/logb-bug/src/core/ematch.rkt:50:5 for-loop [136] 76.9% --------------------------------------------------------------------------------------- enode-merge! [120] 100.0% [127] 986(1.0%) 0(0.0%) adopt-enode! .../logb-bug/src/core/enode.rkt:105:0 custom-set-union [133] 100.0% --------------------------------------------------------------------------------------- list-cartesian-product [119] 100.0% [128] 330(0.3%) 330(0.3%) for-loop ...rbie/logb-bug/src/core/ematch.rkt:24:8 --------------------------------------------------------------------------------------- taylor-exp [12] 4.3% hash-ref! [123] 95.7% [129] 7786(8.2%) 0(0.0%) simplify ...rbie/logb-bug/src/core/reduce.rkt:16:0 f6 [138] 52.4% parse-loop79 [153] 39.5% debug-print [145] 4.2% debug7 [143] 3.9% --------------------------------------------------------------------------------------- hash-ref! [123] 100.0% [130] 7092(7.5%) 0(0.0%) ??? ...s/herbie/logb-bug/src/core/taylor.rkt:44:15 hash-ref! [123] 100.0% --------------------------------------------------------------------------------------- new-enode [124] 100.0% [131] 6736(7.1%) 0(0.0%) type-of-enode-expr ...-bug/src/core/enode.rkt:68:0 get-sigs [139] 100.0% --------------------------------------------------------------------------------------- for-loop [125] 100.0% [132] 6102(6.5%) 0(0.0%) for-loop ...bie/logb-bug/src/core/egraph.rkt:223:8 hash-update! [140] 100.0% --------------------------------------------------------------------------------------- adopt-enode! [127] 19.4% loop! [114] 80.6% [133] 5072(5.4%) 2010(2.1%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [141] 39.8% for-loop [142] 20.6% --------------------------------------------------------------------------------------- new-enode [124] 25.5% loop! [114] 74.5% [134] 1402(1.5%) 1402(1.5%) set ...collects/racket/private/set-types.rkt:981:0 --------------------------------------------------------------------------------------- hash-ref! [123] 100.0% [135] 1320(1.4%) 334(0.4%) ??? ...lies/herbie/logb-bug/src/programs.rkt:183:5 hash-ref! [123] 65.4% loop [161] 26.2% --------------------------------------------------------------------------------------- ??? [126] 100.0% [136] 1014(1.1%) 370(0.4%) for-loop ...rbie/logb-bug/src/core/ematch.rkt:51:7 ??? [45] 63.5% --------------------------------------------------------------------------------------- hash-ref! [123] 100.0% [137] 346(0.4%) 0(0.0%) bigfloat-hash ...h/private/bigfloat/mpfr.rkt:165:0 bfcanonicalize [144] 100.0% --------------------------------------------------------------------------------------- append-map [10] 0.6% mterm->expr [40] 0.8% for-loop [59] 2.1% approximate9 [3] 2.6% eval-prog [78] 2.7% rewriter [65] 3.3% hash-ref! [123] 3.7% loop [161] 6.2% simplify [129] 10.0% f6 [138] 11.9% parse-loop79 [153] 12.9% split-table [29] 18.5% map [146] 24.1% [138] 9146(9.7%) 332(0.4%) f6 ...et/collects/racket/match/compiler.rkt:507:40 map [146] 50.8% loop [161] 14.6% f6 [138] 11.9% ??? [45] 4.0% option-on-expr [171] 3.9% ??? [81] 2.7% taylor-exp [12] 1.8% make-keyword-procedure [149] 1.8% ??? [148] 1.3% append-map [10] 1.2% expression->type [50] 0.8% --------------------------------------------------------------------------------------- type-of-enode-expr [131] 100.0% [139] 6736(7.1%) 0(0.0%) get-sigs ...herbie/logb-bug/src/type-check.rkt:5:0 ??? [148] 39.9% table-ref [84] 30.5% ??? [45] 20.2% ...b-bug/src/common.rkt:47:2 [150] 9.4% --------------------------------------------------------------------------------------- for-loop [132] 100.0% [140] 6102(6.5%) 336(0.4%) hash-update! ...ket/private/more-scheme.rkt:362:13 ??? [147] 94.5% --------------------------------------------------------------------------------------- custom-set-union [133] 100.0% [141] 2018(2.1%) 992(1.1%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [151] 50.8% --------------------------------------------------------------------------------------- custom-set-union [133] 100.0% [142] 1044(1.1%) 1044(1.1%) for-loop ...cts/racket/private/set-types.rkt:152:2 --------------------------------------------------------------------------------------- simplify [129] 47.9% table-ref [84] 52.1% [143] 626(0.7%) 326(0.3%) debug7 ...lies/herbie/logb-bug/src/debug.rkt:102:0 ??? [45] 47.9% --------------------------------------------------------------------------------------- bigfloat-hash [137] 100.0% [144] 346(0.4%) 346(0.4%) bfcanonicalize .../private/bigfloat/mpfr.rkt:155:0 --------------------------------------------------------------------------------------- simplify [129] 100.0% [145] 326(0.3%) 0(0.0%) debug-print ...herbie/logb-bug/src/debug.rkt:107:0 for-loop [152] 100.0% --------------------------------------------------------------------------------------- parse-loop79 [153] 0.5% f6 [138] 26.2% make-exacts* [71] 33.9% loop [73] 39.3% [146] 18986(20.1%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:20:13 loop [161] 75.0% f6 [138] 12.8% parse-loop79 [153] 9.2% make-multiplication-node [7] 2.1% ??? [159] 0.6% --------------------------------------------------------------------------------------- hash-update! [140] 100.0% [147] 5766(6.1%) 0(0.0%) ??? .../herbie/logb-bug/src/core/egraph.rkt:225:24 for-loop [154] 100.0% --------------------------------------------------------------------------------------- f6 [138] 19.1% get-sigs [139] 80.9% [148] 3326(3.5%) 368(0.4%) ??? ...ts/racket/contract/private/arr-i.rkt:804:10 ??? [155] 49.1% for-loop [156] 29.6% get/build-late-neg-projection [160] 10.3% --------------------------------------------------------------------------------------- f6 [138] 20.5% ??? [102] 79.5% [149] 1622(1.7%) 1622(1.7%) make-keyword-procedure ...ket/private/kw.rkt:260:4 --------------------------------------------------------------------------------------- ??? [81] 24.8% for-loop [48] 27.3% get-sigs [139] 47.9% [150] 1320(1.4%) 0(0.0%) ...b-bug/src/common.rkt:47:2 ...e/arr-i.rkt:906:19 ??? [157] 50.5% ??? [158] 49.5% --------------------------------------------------------------------------------------- for-loop [141] 100.0% [151] 1026(1.1%) 1026(1.1%) for-loop ...cts/racket/private/set-types.rkt:178:5 --------------------------------------------------------------------------------------- debug-print [145] 100.0% [152] 326(0.3%) 326(0.3%) for-loop ...es/herbie/logb-bug/src/debug.rkt:113:2 --------------------------------------------------------------------------------------- loop [161] 1.7% ??? [25] 5.7% for-loop [22] 6.1% simplify [129] 19.2% parse-loop79 [153] 20.6% map [146] 46.7% [153] 6516(6.9%) 3500(3.7%) parse-loop79 ...s/racket/match/compiler.rkt:418:15 parse-loop79 [153] 20.6% loop [161] 19.2% f6 [138] 19.2% for-loop [166] 6.1% map [146] 4.6% --------------------------------------------------------------------------------------- ??? [147] 100.0% [154] 5766(6.1%) 4060(4.3%) for-loop ...ie/logb-bug/src/core/egraph.rkt:226:26 update-en-expr [162] 29.6% --------------------------------------------------------------------------------------- ??? [148] 100.0% [155] 1632(1.7%) 328(0.3%) ??? ...ects/racket/contract/private/hash.rkt:217:4 ??? [165] 79.9% --------------------------------------------------------------------------------------- for-loop [93] 25.3% ??? [148] 74.7% [156] 1318(1.4%) 334(0.4%) for-loop ...racket/contract/private/hash.rkt:239:6 ??? [163] 74.7% --------------------------------------------------------------------------------------- ...b-bug/src/common.rkt:47:2 [150] 100.0% [157] 666(0.7%) 0(0.0%) ??? ...ects/racket/contract/private/list.rkt:342:4 ??? [167] 54.1% ??? [163] 45.9% --------------------------------------------------------------------------------------- ...b-bug/src/common.rkt:47:2 [150] 100.0% [158] 654(0.7%) 0(0.0%) ??? ...s/racket/contract/private/arr-i.rkt:1268:39 return/no-unsupplied [164] 100.0% --------------------------------------------------------------------------------------- map [146] 100.0% [159] 360(0.4%) 0(0.0%) ??? ...es/herbie/logb-bug/src/core/reduce.rkt:61:5 for-loop [168] 100.0% --------------------------------------------------------------------------------------- ??? [170] 50.0% ??? [148] 50.0% [160] 342(0.4%) 0(0.0%) get/build-late-neg-projection ...te/guts.rkt:691:0 ??? [170] 50.0% ??? [169] 50.0% --------------------------------------------------------------------------------------- map [146] 0.5% ??? [60] 0.6% match-e [109] 1.1% ??? [135] 1.2% make-exacts* [71] 1.6% for-loop [111] 1.8% parse-loop79 [153] 4.0% f6 [138] 4.5% loop! [114] 4.6% loop [161] 79.5% [161] 29738(31.5%) 2052(2.2%) loop ...cket/collects/racket/private/map.rkt:25:19 loop [161] 79.5% option-on-expr [171] 4.5% loop! [114] 3.1% f6 [138] 2.9% ??? [15] 2.0% hash-ref! [123] 1.2% parse-loop79 [153] 1.1% for-loop [175] 0.7% foldl [174] 0.6% ??? [81] 0.1% curried [179] 0.0% --------------------------------------------------------------------------------------- for-loop [122] 10.8% loop! [114] 38.9% for-loop [154] 50.3% [162] 3392(3.6%) 3392(3.6%) update-en-expr ...gb-bug/src/core/egraph.rkt:211:0 --------------------------------------------------------------------------------------- ??? [157] 19.0% ??? [106] 20.1% for-loop [156] 61.0% [163] 1614(1.7%) 324(0.3%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [172] 61.0% for-loop [177] 19.0% --------------------------------------------------------------------------------------- ulp-difference [83] 24.4% table-ref [84] 26.6% ??? [158] 49.0% [164] 1336(1.4%) 1336(1.4%) return/no-unsupplied ...ct/private/arr-i.rkt:533:0 --------------------------------------------------------------------------------------- ??? [155] 100.0% [165] 1304(1.4%) 324(0.3%) ??? ...ects/racket/contract/private/list.rkt:169:2 ??? [173] 75.2% --------------------------------------------------------------------------------------- parse-loop79 [153] 100.0% [166] 688(0.7%) 0(0.0%) for-loop ...ie/logb-bug/src/core/taylor.rkt:490:59 hash-ref! [123] 100.0% --------------------------------------------------------------------------------------- ??? [157] 100.0% [167] 360(0.4%) 360(0.4%) ??? ...ects/racket/contract/private/hash.rkt:222:6 --------------------------------------------------------------------------------------- ??? [159] 100.0% [168] 360(0.4%) 0(0.0%) for-loop ...rbie/logb-bug/src/core/reduce.rkt:62:7 pattern-match [176] 100.0% --------------------------------------------------------------------------------------- get/build-late-neg-projection [160] 100.0% [169] 342(0.4%) 342(0.4%) ??? ...cts/racket/contract/private/prop.rkt:314:12 --------------------------------------------------------------------------------------- get/build-late-neg-projection [160] 100.0% [170] 342(0.4%) 0(0.0%) ??? ...ects/racket/contract/private/hash.rkt:211:2 get/build-late-neg-projection [160] 100.0% --------------------------------------------------------------------------------------- f6 [138] 21.0% loop [161] 79.0% [171] 1694(1.8%) 0(0.0%) option-on-expr ...b-bug/src/core/regimes.rkt:103:0 sort-context-on-expr [180] 59.9% pick-errors [182] 20.4% err-lsts->split-indices [184] 19.7% --------------------------------------------------------------------------------------- ??? [163] 100.0% [172] 984(1.0%) 0(0.0%) ??? ...ects/racket/contract/private/list.rkt:686:7 ??? [178] 100.0% --------------------------------------------------------------------------------------- ??? [165] 100.0% [173] 980(1.0%) 0(0.0%) ??? ...ects/racket/contract/private/list.rkt:678:5 for-loop [181] 100.0% --------------------------------------------------------------------------------------- loop [161] 100.0% [174] 670(0.7%) 334(0.4%) foldl ...et/collects/racket/private/list.rkt:229:4 ??? [183] 50.1% --------------------------------------------------------------------------------------- loop [161] 100.0% [175] 662(0.7%) 0(0.0%) for-loop ...e/logb-bug/src/core/simplify.rkt:173:2 curried [179] 53.8% setfindf [185] 46.2% --------------------------------------------------------------------------------------- for-loop [168] 100.0% [176] 360(0.4%) 360(0.4%) pattern-match ...ogb-bug/src/core/matcher.rkt:48:0 --------------------------------------------------------------------------------------- ??? [163] 100.0% [177] 306(0.3%) 306(0.3%) for-loop ...acket/contract/private/list.rkt:190:15 --------------------------------------------------------------------------------------- ??? [45] 17.8% ??? [81] 21.9% ??? [172] 60.3% [178] 1632(1.7%) 1274(1.3%) ??? ...ects/racket/contract/private/guts.rkt:644:8 ??? [45] 21.9% --------------------------------------------------------------------------------------- loop [161] 30.1% for-loop [175] 34.8% ormap [104] 35.2% [179] 1024(1.1%) 1024(1.1%) curried ...cket/collects/racket/function.rkt:71:18 --------------------------------------------------------------------------------------- option-on-expr [171] 100.0% [180] 1014(1.1%) 0(0.0%) sort-context-on-expr ...b-bug/src/points.rkt:115:0 ??? [186] 100.0% --------------------------------------------------------------------------------------- ??? [173] 100.0% [181] 980(1.0%) 980(1.0%) for-loop ...racket/contract/private/list.rkt:680:9 --------------------------------------------------------------------------------------- option-on-expr [171] 100.0% [182] 346(0.4%) 0(0.0%) pick-errors ...logb-bug/src/core/regimes.rkt:184:0 for-loop [187] 100.0% --------------------------------------------------------------------------------------- foldl [174] 100.0% [183] 336(0.4%) 0(0.0%) ??? ...es/herbie/logb-bug/src/alternative.rkt:66:9 ??? [81] 100.0% --------------------------------------------------------------------------------------- option-on-expr [171] 100.0% [184] 334(0.4%) 0(0.0%) err-lsts->split-indices .../core/regimes.rkt:222:0 add-splitpoint [188] 100.0% --------------------------------------------------------------------------------------- for-loop [175] 100.0% [185] 306(0.3%) 0(0.0%) setfindf ...s/herbie/logb-bug/src/common.rkt:179:0 ??? [45] 100.0% --------------------------------------------------------------------------------------- sort-context-on-expr [180] 100.0% [186] 1014(1.1%) 0(0.0%) ??? ...cket/collects/racket/private/sort.rkt:403:3 generic-sort/key [189] 100.0% --------------------------------------------------------------------------------------- pick-errors [182] 100.0% [187] 346(0.4%) 0(0.0%) for-loop ...ie/logb-bug/src/core/regimes.rkt:186:2 ??? [190] 100.0% --------------------------------------------------------------------------------------- err-lsts->split-indices [184] 100.0% [188] 334(0.4%) 0(0.0%) add-splitpoint ...b-bug/src/core/regimes.rkt:235:2 for-loop [191] 100.0% --------------------------------------------------------------------------------------- ??? [186] 100.0% [189] 1014(1.1%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:185:2 copying-mergesort [192] 100.0% --------------------------------------------------------------------------------------- for-loop [187] 100.0% [190] 346(0.4%) 0(0.0%) ??? .../herbie/logb-bug/src/core/regimes.rkt:177:2 ??? [81] 100.0% --------------------------------------------------------------------------------------- add-splitpoint [188] 100.0% [191] 334(0.4%) 334(0.4%) for-loop ...ie/logb-bug/src/core/regimes.rkt:237:4 --------------------------------------------------------------------------------------- copying-mergesort [192] 24.7% generic-sort/key [189] 75.3% [192] 1014(1.1%) 0(0.0%) copying-mergesort ...racket/private/sort.rkt:130:8 loop [193] 67.1% copying-mergesort [192] 24.7% jloop [11] 8.2% --------------------------------------------------------------------------------------- copying-mergesort [192] 100.0% [193] 680(0.7%) 0(0.0%) loop ...ket/collects/racket/private/sort.rkt:97:12 ??? [81] 52.4% ??? [15] 47.6% ---------------------------------------------------------------------------------------