Profiling results ----------------- Total cpu time observed: 68092ms (out of 68908ms) Number of samples taken: 209 (once every 326ms) (Hiding functions with self<1.0% and local<2.0%: 3 of 209 hidden) =============================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee =============================================================================== run [29] 50.0% [1] 68092(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [14] 50.0% run-improve39 [15] 40.0% prepare-points [17] 5.8% get-final-combination [18] 4.2% ------------------------------------------------------------------------------- ??? [132] 100.0% [2] 22494(33.0%) 0(0.0%) ??? ...s/herbie/develop/src/core/simplify.rkt:31:0 iterate-egraph!7 [16] 86.8% loop [19] 11.8% mk-egraph [27] 1.4% ------------------------------------------------------------------------------- ??? [132] 100.0% [3] 2786(4.1%) 0(0.0%) approximate9 ...e/develop/src/core/taylor.rkt:12:0 loop [21] 55.3% for-loop [26] 22.4% taylor-sqrt [35] 22.3% ------------------------------------------------------------------------------- hash-ref! [148] 100.0% [4] 1590(2.3%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:292:23 for-loop [20] 100.0% ------------------------------------------------------------------------------- hash-ref! [148] 100.0% [5] 946(1.4%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:282:26 for-loop [23] 100.0% ------------------------------------------------------------------------------- hash-ref! [148] 100.0% [6] 932(1.4%) 0(0.0%) ??? ...es/herbie/develop/src/core/taylor.rkt:67:15 ??? [132] 100.0% ------------------------------------------------------------------------------- for-loop [203] 100.0% [7] 658(1.0%) 0(0.0%) syntax-e (unknown source) syntax-e/no-taint [22] 100.0% ------------------------------------------------------------------------------- hash-ref! [148] 100.0% [8] 644(0.9%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:389:23 for-loop [25] 100.0% ------------------------------------------------------------------------------- for-loop [203] 100.0% [9] 640(0.9%) 0(0.0%) expand-implicit (unknown source) resolve+shift28 [196] 52.5% binding-lookup50 [28] 47.5% ------------------------------------------------------------------------------- hash-ref! [148] 100.0% [10] 622(0.9%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:319:33 simplify [45] 100.0% ------------------------------------------------------------------------------- copying-mergesort [96] 100.0% [11] 358(0.5%) 0(0.0%) jloop ...t/collects/racket/private/sort.rkt:120:23 ??? [121] 100.0% ------------------------------------------------------------------------------- f67 [122] 100.0% [12] 334(0.5%) 0(0.0%) inductor .../herbie/develop/src/programs.rkt:119:4 variable? [24] 100.0% ------------------------------------------------------------------------------- append-map [144] 100.0% [13] 298(0.4%) 0(0.0%) free-variables ...ie/develop/src/programs.rkt:80:0 variable? [24] 100.0% ------------------------------------------------------------------------------- ??? [1] 100.0% [14] 68092(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [29] 100.0% ------------------------------------------------------------------------------- ??? [1] 100.0% [15] 54422(79.9%) 0(0.0%) run-improve39 ...ie/develop/src/mainloop.rkt:286:0 for-loop [30] 99.4% ??? [59] 0.6% ------------------------------------------------------------------------------- ??? [2] 100.0% [16] 19528(28.7%) 0(0.0%) iterate-egraph!7 ...lop/src/core/simplify.rkt:55:0 one-iter [31] 95.3% map-enodes [36] 4.7% ------------------------------------------------------------------------------- pred [178] 10.6% ??? [1] 89.4% [17] 8866(13.0%) 0(0.0%) prepare-points ...bie/develop/src/points.rkt:156:0 make-exacts* [44] 33.7% loop [43] 31.4% loop [34] 28.1% ??? [37] 6.7% ------------------------------------------------------------------------------- ??? [1] 100.0% [18] 5742(8.4%) 0(0.0%) get-final-combination ...op/src/mainloop.rkt:309:0 infer-splitpoints [32] 83.7% f67 [122] 16.3% ------------------------------------------------------------------------------- ??? [2] 100.0% [19] 2652(3.9%) 0(0.0%) loop ...herbie/develop/src/core/simplify.rkt:184:2 for-loop [33] 100.0% ------------------------------------------------------------------------------- ??? [4] 100.0% [20] 1590(2.3%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:295:27 hash-ref! [148] 100.0% ------------------------------------------------------------------------------- approximate9 [3] 100.0% [21] 1540(2.3%) 0(0.0%) loop ...es/herbie/develop/src/core/taylor.rkt:86:4 hash-ref! [148] 60.5% ??? [132] 39.5% ------------------------------------------------------------------------------- expand-id-application-form17 [192] 35.4% syntax-e [7] 64.6% [22] 1018(1.5%) 0(0.0%) syntax-e/no-taint (unknown source) loop [191] 100.0% ------------------------------------------------------------------------------- ??? [5] 100.0% [23] 946(1.4%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:282:52 hash-ref! [148] 100.0% ------------------------------------------------------------------------------- free-variables [13] 32.0% match-e [51] 32.2% inductor [12] 35.8% [24] 932(1.4%) 0(0.0%) variable? ...e/develop/src/syntax/syntax.rkt:713:0 ??? [59] 100.0% ------------------------------------------------------------------------------- ??? [8] 100.0% [25] 644(0.9%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:393:33 hash-ref! [148] 100.0% ------------------------------------------------------------------------------- approximate9 [3] 100.0% [26] 624(0.9%) 0(0.0%) for-loop ...rbie/develop/src/core/taylor.rkt:29:18 taylor-sqrt [35] 100.0% ------------------------------------------------------------------------------- ??? [2] 100.0% [27] 314(0.5%) 0(0.0%) mk-egraph ...bie/develop/src/core/egraph.rkt:131:0 mk-enode-rec! [38] 100.0% ------------------------------------------------------------------------------- expand-implicit [9] 100.0% [28] 304(0.4%) 304(0.4%) binding-lookup50 (unknown source) ------------------------------------------------------------------------------- profile-thunk16 [14] 100.0% [29] 68092(100.0%) 0(0.0%) run ...racket/share/pkgs/profile-lib/main.rkt:39:2 ??? [1] 100.0% ------------------------------------------------------------------------------- run-improve39 [15] 100.0% [30] 54106(79.5%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:303:8 run-iter! [39] 100.0% ------------------------------------------------------------------------------- iterate-egraph!7 [16] 100.0% [31] 18604(27.3%) 1016(1.5%) one-iter ...bie/develop/src/core/simplify.rkt:66:0 for-loop [40] 51.1% for-loop [41] 43.5% ------------------------------------------------------------------------------- get-final-combination [18] 100.0% [32] 4804(7.1%) 0(0.0%) infer-splitpoints ...lop/src/core/regimes.rkt:32:0 for-loop [42] 100.0% ------------------------------------------------------------------------------- loop [19] 100.0% [33] 2652(3.9%) 0(0.0%) for-loop ...e/develop/src/core/simplify.rkt:177:29 argmin [46] 100.0% ------------------------------------------------------------------------------- prepare-points [17] 100.0% [34] 2492(3.7%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:124:2 loop [43] 69.6% make-exacts* [44] 30.4% ------------------------------------------------------------------------------- approximate9 [3] 49.9% for-loop [26] 50.1% [35] 1246(1.8%) 0(0.0%) taylor-sqrt ...e/develop/src/core/taylor.rkt:343:0 hash-ref! [148] 75.9% simplify [45] 24.1% ------------------------------------------------------------------------------- iterate-egraph!7 [16] 100.0% [36] 924(1.4%) 0(0.0%) map-enodes ...ie/develop/src/core/egraph.rkt:140:0 loop [102] 100.0% ------------------------------------------------------------------------------- prepare-points [17] 100.0% [37] 596(0.9%) 0(0.0%) ??? ...ghtlies/herbie/develop/src/points.rkt:173:7 for-loop [47] 100.0% ------------------------------------------------------------------------------- mk-enode-rec! [38] 50.0% mk-egraph [27] 50.0% [38] 314(0.5%) 0(0.0%) mk-enode-rec! ...develop/src/core/egraph.rkt:122:0 mk-enode-rec! [38] 50.0% mk-enode! [83] 50.0% ------------------------------------------------------------------------------- for-loop [30] 100.0% [39] 54106(79.5%) 0(0.0%) run-iter! ...herbie/develop/src/mainloop.rkt:267:0 finalize-iter! [48] 49.2% simplify! [49] 41.6% gen-series! [53] 5.1% gen-rewrites! [55] 3.5% localize-error [58] 0.6% ------------------------------------------------------------------------------- one-iter [31] 100.0% [40] 9502(14.0%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:113:2 for-loop [50] 96.6% match-e [51] 3.4% ------------------------------------------------------------------------------- for-loop [41] 47.8% one-iter [31] 52.2% [41] 8086(11.9%) 1652(2.4%) for-loop ...ie/develop/src/core/simplify.rkt:76:12 for-loop [41] 47.8% match-e [51] 39.8% ------------------------------------------------------------------------------- infer-splitpoints [32] 100.0% [42] 4804(7.1%) 0(0.0%) for-loop ...rbie/develop/src/core/regimes.rkt:44:6 option-on-expr [52] 100.0% ------------------------------------------------------------------------------- loop [34] 38.4% prepare-points [17] 61.6% [43] 4520(6.6%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:107:4 loop [102] 100.0% ------------------------------------------------------------------------------- loop [34] 20.2% prepare-points [17] 79.8% [44] 3750(5.5%) 0(0.0%) make-exacts* ...erbie/develop/src/points.rkt:104:0 loop [102] 75.0% eval-prog [113] 25.0% ------------------------------------------------------------------------------- taylor-sqrt [35] 10.8% ??? [10] 22.3% hash-ref! [148] 66.9% [45] 2786(4.1%) 0(0.0%) simplify ...erbie/develop/src/core/reduce.rkt:16:0 f67 [122] 78.5% simplify* [56] 21.5% ------------------------------------------------------------------------------- for-loop [33] 100.0% [46] 2652(3.9%) 0(0.0%) argmin ...92/racket/collects/racket/list.rkt:765:0 for-loop [54] 88.5% expression-cost [110] 11.5% ------------------------------------------------------------------------------- ??? [37] 100.0% [47] 596(0.9%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:174:9 for-loop [57] 100.0% ------------------------------------------------------------------------------- run-iter! [39] 100.0% [48] 26628(39.1%) 0(0.0%) finalize-iter! ...e/develop/src/mainloop.rkt:221:0 ??? [59] 100.0% ------------------------------------------------------------------------------- run-iter! [39] 100.0% [49] 22494(33.0%) 0(0.0%) simplify! ...herbie/develop/src/mainloop.rkt:181:0 for-loop [60] 100.0% ------------------------------------------------------------------------------- for-loop [40] 100.0% [50] 9180(13.5%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:98:4 mk-enode! [83] 43.1% substitute-e [63] 21.9% merge-egraph-nodes! [64] 21.4% loop! [116] 13.6% ------------------------------------------------------------------------------- for-loop [40] 2.4% for-loop [79] 9.2% for-loop [41] 88.4% [51] 6756(9.9%) 1578(2.3%) match-e ...herbie/develop/src/core/ematch.rkt:46:0 for-loop [61] 65.1% make-sequence [70] 4.6% ??? [59] 2.4% custom-in-set [69] 2.4% variable? [24] 2.2% ------------------------------------------------------------------------------- for-loop [42] 100.0% [52] 4804(7.1%) 0(0.0%) option-on-expr ...velop/src/core/regimes.rkt:112:0 sort-context-on-expr [66] 36.2% for-loop [67] 34.8% err-lsts->split-indices [68] 29.1% ------------------------------------------------------------------------------- run-iter! [39] 100.0% [53] 2786(4.1%) 0(0.0%) gen-series! ...rbie/develop/src/mainloop.rkt:151:0 for-loop [62] 100.0% ------------------------------------------------------------------------------- argmin [46] 100.0% [54] 2346(3.4%) 0(0.0%) for-loop .../herbie/develop/src/programs.rkt:169:2 table-ref [115] 86.0% ...velop/src/common.rkt:48:2 [137] 14.0% ------------------------------------------------------------------------------- run-iter! [39] 100.0% [55] 1900(2.8%) 0(0.0%) gen-rewrites! ...ie/develop/src/mainloop.rkt:164:0 for-loop [65] 100.0% ------------------------------------------------------------------------------- simplify [45] 100.0% [56] 600(0.9%) 300(0.4%) simplify* ...rbie/develop/src/core/reduce.rkt:31:0 hash-ref! [148] 50.0% ------------------------------------------------------------------------------- for-loop [47] 100.0% [57] 596(0.9%) 0(0.0%) for-loop ...s/herbie/develop/src/points.rkt:175:11 ??? [132] 100.0% ------------------------------------------------------------------------------- run-iter! [39] 100.0% [58] 298(0.4%) 0(0.0%) localize-error ...velop/src/core/localize.rkt:47:0 hash-ref! [148] 100.0% ------------------------------------------------------------------------------- run-improve39 [15] 1.1% match-e [51] 1.2% variable? [24] 2.7% finalize-iter! [48] 95.0% [59] 27866(40.9%) 958(1.4%) ??? ...contract/private/arrow-val-first.rkt:388:18 for-loop [71] 96.1% hash-has-key? [97] 1.1% ------------------------------------------------------------------------------- simplify! [49] 100.0% [60] 22494(33.0%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:185:6 for-loop [72] 100.0% ------------------------------------------------------------------------------- match-e [51] 100.0% [61] 4870(7.2%) 3564(5.2%) for-loop ...rbie/develop/src/core/ematch.rkt:59:11 for-loop [79] 22.5% foldl [81] 7.4% ------------------------------------------------------------------------------- gen-series! [53] 100.0% [62] 2786(4.1%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:157:7 taylor-alt [73] 100.0% ------------------------------------------------------------------------------- for-loop [50] 100.0% [63] 2012(3.0%) 0(0.0%) substitute-e ...e/develop/src/core/ematch.rkt:71:0 for-loop [74] 100.0% ------------------------------------------------------------------------------- for-loop [77] 33.4% for-loop [50] 66.6% [64] 1966(2.9%) 0(0.0%) merge-egraph-nodes! ...p/src/core/egraph.rkt:153:0 for-loop [77] 66.5% update-leader! [80] 33.5% ------------------------------------------------------------------------------- gen-rewrites! [55] 100.0% [65] 1900(2.8%) 0(0.0%) for-loop ...herbie/develop/src/mainloop.rkt:169:11 ??? [75] 100.0% ------------------------------------------------------------------------------- option-on-expr [52] 100.0% [66] 1738(2.6%) 0(0.0%) sort-context-on-expr ...evelop/src/points.rkt:90:0 ??? [76] 100.0% ------------------------------------------------------------------------------- option-on-expr [52] 100.0% [67] 1670(2.5%) 0(0.0%) for-loop ...bie/develop/src/core/regimes.rkt:120:4 errors [101] 100.0% ------------------------------------------------------------------------------- option-on-expr [52] 100.0% [68] 1396(2.1%) 0(0.0%) err-lsts->split-indices .../core/regimes.rkt:238:0 loop [78] 100.0% ------------------------------------------------------------------------------- match-e [51] 100.0% [69] 322(0.5%) 322(0.5%) custom-in-set ...acket/private/set-types.rkt:577:0 ------------------------------------------------------------------------------- match-e [51] 100.0% [70] 308(0.5%) 308(0.5%) make-sequence ...ects/racket/private/for.rkt:528:2 ------------------------------------------------------------------------------- ??? [59] 100.0% [71] 26944(39.6%) 0(0.0%) for-loop ...ie/develop/src/core/alt-table.rkt:51:2 atab-add-altn [82] 96.7% loop [89] 3.3% ------------------------------------------------------------------------------- for-loop [60] 100.0% [72] 22494(33.0%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:209:8 ??? [132] 100.0% ------------------------------------------------------------------------------- for-loop [62] 100.0% [73] 2786(4.1%) 0(0.0%) taylor-alt ...erbie/develop/src/mainloop.rkt:136:0 for-loop [84] 100.0% ------------------------------------------------------------------------------- substitute-e [63] 100.0% [74] 2012(3.0%) 0(0.0%) for-loop ...rbie/develop/src/core/ematch.rkt:80:24 mk-enode! [83] 100.0% ------------------------------------------------------------------------------- for-loop [65] 100.0% [75] 1900(2.8%) 0(0.0%) ??? ...ies/herbie/develop/src/alternative.rkt:60:0 rewriter [85] 100.0% ------------------------------------------------------------------------------- sort-context-on-expr [66] 100.0% [76] 1738(2.6%) 0(0.0%) ??? ...cket/collects/racket/private/sort.rkt:369:3 generic-sort/key [87] 79.4% loop [105] 20.6% ------------------------------------------------------------------------------- merge-egraph-nodes! [64] 100.0% [77] 1638(2.4%) 0(0.0%) for-loop ...bie/develop/src/core/egraph.rkt:201:10 merge-egraph-nodes! [64] 60.2% loop! [116] 39.8% ------------------------------------------------------------------------------- err-lsts->split-indices [68] 100.0% [78] 1396(2.1%) 0(0.0%) loop .../herbie/develop/src/core/regimes.rkt:289:4 for-loop [86] 100.0% ------------------------------------------------------------------------------- for-loop [61] 100.0% [79] 1244(1.8%) 0(0.0%) for-loop ...rbie/develop/src/core/ematch.rkt:65:37 match-e [51] 100.0% ------------------------------------------------------------------------------- merge-egraph-nodes! [64] 100.0% [80] 988(1.5%) 0(0.0%) update-leader! ...evelop/src/core/egraph.rkt:218:0 for-loop [88] 100.0% ------------------------------------------------------------------------------- for-loop [61] 100.0% [81] 360(0.5%) 0(0.0%) foldl ...et/collects/racket/private/list.rkt:229:4 merge2 [90] 100.0% ------------------------------------------------------------------------------- for-loop [71] 100.0% [82] 26048(38.3%) 0(0.0%) atab-add-altn ...elop/src/core/alt-table.rkt:210:0 best-and-tied-at-points [91] 52.6% override-at-pnts [92] 46.2% ------------------------------------------------------------------------------- mk-enode-rec! [38] 5.0% for-loop [74] 32.0% for-loop [50] 63.0% [83] 6284(9.2%) 0(0.0%) mk-enode! ...bie/develop/src/core/egraph.rkt:102:0 new-enode [93] 88.9% hash-has-key? [97] 5.8% for-loop [99] 5.3% ------------------------------------------------------------------------------- taylor-alt [73] 100.0% [84] 2786(4.1%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:142:6 ??? [132] 100.0% ------------------------------------------------------------------------------- matcher [106] 40.9% ??? [75] 59.1% [85] 1900(2.8%) 330(0.5%) rewriter ...bie/develop/src/core/matcher.rkt:131:2 for-loop [94] 82.6% ------------------------------------------------------------------------------- loop [78] 100.0% [86] 1396(2.1%) 0(0.0%) for-loop ...bie/develop/src/core/regimes.rkt:254:4 for-loop [95] 100.0% ------------------------------------------------------------------------------- ??? [76] 100.0% [87] 1380(2.0%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:156:2 copying-mergesort [96] 74.1% loop [105] 25.9% ------------------------------------------------------------------------------- update-leader! [80] 100.0% [88] 988(1.5%) 328(0.5%) for-loop ...rbie/develop/src/core/egraph.rkt:223:6 for-loop [98] 66.8% ------------------------------------------------------------------------------- for-loop [71] 100.0% [89] 896(1.3%) 598(0.9%) loop ...erbie/develop/src/core/alt-table.rkt:184:2 argmax [100] 33.3% ------------------------------------------------------------------------------- foldl [81] 100.0% [90] 360(0.5%) 360(0.5%) merge2 .../herbie/develop/src/core/ematch.rkt:31:0 ------------------------------------------------------------------------------- atab-add-altn [82] 100.0% [91] 13700(20.1%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [101] 95.4% for-loop [109] 4.6% ------------------------------------------------------------------------------- atab-add-altn [82] 100.0% [92] 12030(17.7%) 920(1.4%) override-at-pnts ...p/src/core/alt-table.rkt:145:0 errors [101] 92.4% ------------------------------------------------------------------------------- mk-enode! [83] 100.0% [93] 5588(8.2%) 0(0.0%) new-enode ...erbie/develop/src/core/enode.rkt:95:0 type-of-enode-expr [103] 100.0% ------------------------------------------------------------------------------- rewriter [85] 100.0% [94] 1570(2.3%) 0(0.0%) for-loop ...ie/develop/src/core/matcher.rkt:134:10 type-of [104] 50.5% matcher [106] 49.5% ------------------------------------------------------------------------------- for-loop [86] 100.0% [95] 1396(2.1%) 716(1.1%) for-loop ...bie/develop/src/core/regimes.rkt:258:8 curried [107] 48.7% ------------------------------------------------------------------------------- generic-sort/key [87] 30.4% copying-mergesort [96] 69.6% [96] 1022(1.5%) 0(0.0%) copying-mergesort ...racket/private/sort.rkt:129:8 copying-mergesort [96] 69.6% loop [105] 21.7% jloop [11] 8.8% ------------------------------------------------------------------------------- ??? [59] 45.0% mk-enode! [83] 55.0% [97] 662(1.0%) 364(0.5%) hash-has-key? ...ket/private/more-scheme.rkt:371:2 ??? [111] 45.0% ------------------------------------------------------------------------------- for-loop [88] 100.0% [98] 660(1.0%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:224:8 hash-update! [108] 100.0% ------------------------------------------------------------------------------- mk-enode! [83] 100.0% [99] 332(0.5%) 332(0.5%) for-loop ...bie/develop/src/core/egraph.rkt:114:10 ------------------------------------------------------------------------------- loop [89] 100.0% [100] 298(0.4%) 0(0.0%) argmax ...92/racket/collects/racket/list.rkt:766:0 expression-cost [110] 100.0% ------------------------------------------------------------------------------- for-loop [67] 6.5% override-at-pnts [92] 43.0% best-and-tied-at-points [91] 50.6% [101] 25856(38.0%) 0(0.0%) errors ...lies/herbie/develop/src/points.rkt:205:0 for-loop [112] 80.1% eval-prog [113] 19.9% ------------------------------------------------------------------------------- loop [43] 0.5% map-enodes [36] 1.7% make-exacts* [44] 3.2% loop! [116] 4.0% parse-loop80 [169] 4.3% loop [102] 86.2% [102] 10756(15.8%) 652(1.0%) loop ...cket/collects/racket/private/map.rkt:40:19 loop [102] 86.2% loop! [116] 4.0% hash-ref! [148] 2.8% set-precompute! [118] 1.7% parse-loop80 [169] 1.6% ??? [121] 0.6% ------------------------------------------------------------------------------- new-enode [93] 100.0% [103] 5588(8.2%) 0(0.0%) type-of-enode-expr ...elop/src/core/enode.rkt:68:0 ??? [114] 66.2% for-loop [150] 17.7% table-ref [115] 10.7% ...velop/src/common.rkt:48:2 [137] 5.3% ------------------------------------------------------------------------------- for-loop [94] 100.0% [104] 1570(2.3%) 0(0.0%) type-of .../herbie/develop/src/type-check.rkt:34:0 ??? [114] 57.6% for-loop [150] 21.4% ...velop/src/common.rkt:48:2 [137] 21.0% ------------------------------------------------------------------------------- generic-sort/key [87] 25.9% ??? [76] 25.9% copying-mergesort [96] 48.1% [105] 1380(2.0%) 0(0.0%) loop ...ket/collects/racket/private/sort.rkt:96:12 ??? [121] 76.1% ??? [132] 23.9% ------------------------------------------------------------------------------- for-loop [117] 50.0% for-loop [94] 50.0% [106] 1240(1.8%) 0(0.0%) matcher ...rbie/develop/src/core/matcher.rkt:168:2 for-loop [117] 50.0% rewriter [85] 50.0% ------------------------------------------------------------------------------- for-loop [95] 100.0% [107] 680(1.0%) 680(1.0%) curried ...cket/collects/racket/function.rkt:71:18 ------------------------------------------------------------------------------- for-loop [98] 100.0% [108] 660(1.0%) 0(0.0%) hash-update! ...cket/private/more-scheme.rkt:365:4 ??? [119] 100.0% ------------------------------------------------------------------------------- best-and-tied-at-points [91] 100.0% [109] 624(0.9%) 624(0.9%) for-loop .../develop/src/core/alt-table.rkt:124:16 ------------------------------------------------------------------------------- argmax [100] 49.3% argmin [46] 50.7% [110] 604(0.9%) 0(0.0%) expression-cost .../develop/src/programs.rkt:168:0 compile [120] 100.0% ------------------------------------------------------------------------------- hash-has-key? [97] 100.0% [111] 298(0.4%) 298(0.4%) ??? ...ects/racket/contract/private/hash.rkt:283:7 ------------------------------------------------------------------------------- errors [101] 100.0% [112] 20702(30.4%) 1266(1.9%) for-loop ...es/herbie/develop/src/points.rkt:208:4 ??? [121] 78.3% ??? [132] 11.2% ulp-difference [126] 4.3% ------------------------------------------------------------------------------- make-exacts* [44] 15.4% errors [101] 84.6% [113] 6092(8.9%) 0(0.0%) eval-prog ...herbie/develop/src/programs.rkt:109:0 temp68_2 [124] 57.8% f67 [122] 42.2% ------------------------------------------------------------------------------- type-of [104] 19.6% type-of-enode-expr [103] 80.4% [114] 4606(6.8%) 0(0.0%) ??? ...ects/racket/contract/private/hash.rkt:227:4 contract-pos/neg-doubling/proc [123] 100.0% ------------------------------------------------------------------------------- type-of-enode-expr [103] 16.6% f67 [122] 27.3% for-loop [54] 56.1% [115] 3598(5.3%) 966(1.4%) table-ref ...es/herbie/develop/src/common.rkt:47:0 ??? [125] 73.2% ------------------------------------------------------------------------------- for-loop [77] 29.7% loop [102] 34.8% for-loop [50] 35.4% [116] 2222(3.3%) 626(0.9%) loop! ...s/herbie/develop/src/core/enode.rkt:190:2 loop [102] 34.8% custom-set-union [127] 30.3% set [129] 14.0% update-en-expr [131] 6.8% ------------------------------------------------------------------------------- matcher [106] 100.0% [117] 1240(1.8%) 0(0.0%) for-loop ...ie/develop/src/core/matcher.rkt:184:21 matcher [106] 100.0% ------------------------------------------------------------------------------- loop [102] 100.0% [118] 924(1.4%) 302(0.4%) set-precompute! ...lop/src/core/simplify.rkt:140:0 for-loop [130] 67.3% ------------------------------------------------------------------------------- hash-update! [108] 100.0% [119] 660(1.0%) 0(0.0%) ??? ...s/herbie/develop/src/core/egraph.rkt:226:24 for-loop [128] 100.0% ------------------------------------------------------------------------------- expression-cost [110] 100.0% [120] 604(0.9%) 0(0.0%) compile ...s/herbie/develop/src/programs.rkt:145:0 hash-ref! [148] 100.0% ------------------------------------------------------------------------------- jloop [11] 1.5% loop [105] 4.3% loop [102] 28.4% for-loop [112] 65.9% [121] 24622(36.2%) 1250(1.8%) ??? ...tlies/herbie/develop/src/programs.rkt:129:2 ??? [133] 75.1% bf [135] 10.0% ??? [132] 9.9% ------------------------------------------------------------------------------- parse-loop80 [169] 2.2% append-map [144] 3.5% map [138] 11.2% get-final-combination [18] 12.4% eval-prog [113] 20.0% f67 [122] 24.6% simplify [45] 25.0% [122] 5068(7.4%) 0(0.0%) f67 ...t/collects/racket/match/compiler.rkt:507:40 f67 [122] 24.6% map [138] 18.6% temp68_2 [124] 12.7% sindices->spoints [139] 12.4% ...velop/src/common.rkt:48:2 [137] 7.4% loop [191] 5.9% table-ref [115] 5.1% append-map [144] 4.7% bf [135] 3.1% get/build-late-neg-projection [142] 3.0% inductor [12] 1.3% ------------------------------------------------------------------------------- ??? [114] 100.0% [123] 4606(6.8%) 4606(6.8%) contract-pos/neg-doubling/proc ...e/guts.rkt:956:0 ------------------------------------------------------------------------------- parse-loop80 [169] 7.5% f67 [122] 14.3% eval-prog [113] 78.2% [124] 4506(6.6%) 0(0.0%) temp68_2 (unknown source) compile16 [134] 100.0% ------------------------------------------------------------------------------- table-ref [115] 100.0% [125] 2632(3.9%) 630(0.9%) ??? ...ects/racket/contract/private/list.rkt:798:4 for-loop [136] 76.1% ------------------------------------------------------------------------------- for-loop [112] 100.0% [126] 900(1.3%) 600(0.9%) ulp-difference ...erbie/develop/src/float.rkt:19:0 return/no-unsupplied [164] 33.3% ------------------------------------------------------------------------------- loop! [116] 100.0% [127] 674(1.0%) 0(0.0%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [140] 51.0% for-loop [141] 49.0% ------------------------------------------------------------------------------- ??? [119] 100.0% [128] 660(1.0%) 660(1.0%) for-loop ...bie/develop/src/core/egraph.rkt:227:26 ------------------------------------------------------------------------------- loop! [116] 100.0% [129] 622(0.9%) 622(0.9%) set ...collects/racket/private/set-types.rkt:981:0 ------------------------------------------------------------------------------- set-precompute! [118] 100.0% [130] 622(0.9%) 324(0.5%) for-loop ...ie/develop/src/core/simplify.rkt:142:2 setfindf [143] 47.9% ------------------------------------------------------------------------------- loop! [116] 100.0% [131] 300(0.4%) 300(0.4%) update-en-expr ...evelop/src/core/egraph.rkt:212:0 ------------------------------------------------------------------------------- loop [21] 0.7% ??? [6] 1.0% loop [105] 1.1% for-loop [57] 1.9% for-loop [84] 3.7% for-loop [112] 7.5% ??? [121] 7.8% for-loop [72] 36.3% location-do [145] 40.0% [132] 30956(45.5%) 1702(2.5%) ??? ...tract/private/arrow-higher-order.rkt:357:33 location-do [145] 40.0% ??? [2] 36.3% ->flonum [149] 10.9% approximate9 [3] 3.7% sample-multi-bounded [157] 1.9% hash-ref! [148] 1.7% ------------------------------------------------------------------------------- ??? [121] 100.0% [133] 18480(27.1%) 9094(13.4%) ??? ...acket/collects/racket/private/kw.rkt:592:14 ??? [146] 30.4% ??? [165] 9.6% ??? [154] 3.6% ??? [155] 3.4% bf* [158] 1.9% ------------------------------------------------------------------------------- temp68_2 [124] 100.0% [134] 4506(6.6%) 0(0.0%) compile16 (unknown source) temp74_0 [147] 100.0% ------------------------------------------------------------------------------- f67 [122] 11.4% ??? [121] 88.6% [135] 2780(4.1%) 360(0.5%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 new-mpfr [151] 50.0% ??? [186] 37.1% ------------------------------------------------------------------------------- ??? [125] 100.0% [136] 2002(2.9%) 330(0.5%) for-loop ...acket/contract/private/list.rkt:804:12 ??? [152] 67.2% for-loop [150] 16.3% ------------------------------------------------------------------------------- type-of-enode-expr [103] 18.8% for-loop [54] 20.7% type-of [104] 20.8% f67 [122] 39.6% [137] 1584(2.3%) 330(0.5%) ...velop/src/common.rkt:48:2 ...e/arr-i.rkt:918:19 ??? [156] 39.6% ??? [187] 39.5% ------------------------------------------------------------------------------- f67 [122] 100.0% [138] 942(1.4%) 298(0.4%) map ...acket/collects/racket/private/map.rkt:35:13 f67 [122] 60.1% parse-loop80 [169] 32.0% ------------------------------------------------------------------------------- f67 [122] 100.0% [139] 938(1.4%) 0(0.0%) sindices->spoints ...op/src/core/regimes.rkt:177:0 for-loop [153] 100.0% ------------------------------------------------------------------------------- custom-set-union [127] 100.0% [140] 344(0.5%) 344(0.5%) for-loop ...cts/racket/private/set-types.rkt:152:2 ------------------------------------------------------------------------------- custom-set-union [127] 100.0% [141] 330(0.5%) 0(0.0%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [159] 100.0% ------------------------------------------------------------------------------- unconstrained-domain->-projection [161] 50.0% f67 [122] 50.0% [142] 306(0.4%) 0(0.0%) get/build-late-neg-projection ...te/guts.rkt:793:0 unconstrained-domain->-projection [161] 50.0% ??? [160] 50.0% ------------------------------------------------------------------------------- for-loop [130] 100.0% [143] 298(0.4%) 0(0.0%) setfindf ...es/herbie/develop/src/common.rkt:176:0 for-loop [162] 100.0% ------------------------------------------------------------------------------- f67 [122] 100.0% [144] 298(0.4%) 0(0.0%) append-map ...acket/collects/racket/list.rkt:586:2 f67 [122] 75.0% free-variables [13] 25.0% ------------------------------------------------------------------------------- ??? [132] 25.9% location-do [145] 74.1% [145] 25280(37.1%) 0(0.0%) location-do ...erbie/develop/src/programs.rkt:90:0 location-do [145] 74.1% ??? [132] 25.9% ------------------------------------------------------------------------------- ??? [133] 100.0% [146] 5616(8.2%) 2682(3.9%) ??? ...herbie/develop/src/syntax/syntax.rkt:195:17 return/no-unsupplied [164] 22.3% ??? [167] 18.0% ??? [190] 11.9% ------------------------------------------------------------------------------- compile16 [134] 100.0% [147] 4506(6.6%) 0(0.0%) temp74_0 (unknown source) expand-single [163] 86.0% compile-top9 [171] 14.0% ------------------------------------------------------------------------------- localize-error [58] 2.9% for-loop [25] 3.5% simplify* [56] 4.4% compile [120] 5.2% loop [102] 5.9% loop [21] 7.8% for-loop [23] 9.3% taylor-sqrt [35] 9.3% ??? [168] 9.4% ??? [172] 12.6% ??? [132] 13.8% for-loop [20] 15.8% [148] 3388(5.0%) 904(1.3%) hash-ref! .../racket/private/more-scheme.rkt:376:2 simplify [45] 17.0% ??? [4] 15.8% ??? [172] 12.6% ??? [168] 9.4% ??? [5] 9.3% parse-loop80 [169] 8.8% ??? [6] 7.8% ??? [10] 6.1% ??? [8] 3.5% ------------------------------------------------------------------------------- ??? [132] 100.0% [149] 3378(5.0%) 2058(3.0%) ->flonum ...s/herbie/develop/src/programs.rkt:36:0 ??? [167] 19.5% return/no-unsupplied [164] 19.5% ------------------------------------------------------------------------------- for-loop [136] 19.7% type-of [104] 20.3% type-of-enode-expr [103] 59.9% [150] 1652(2.4%) 326(0.5%) for-loop ...racket/contract/private/hash.rkt:277:6 ??? [166] 80.3% ------------------------------------------------------------------------------- bf [135] 100.0% [151] 1390(2.0%) 1390(2.0%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 ------------------------------------------------------------------------------- for-loop [136] 100.0% [152] 1346(2.0%) 678(1.0%) ??? ...private/unconstrained-domain-arrow.rkt:74:4 loop [173] 25.0% make-keyword-procedure [174] 24.7% ------------------------------------------------------------------------------- sindices->spoints [139] 100.0% [153] 938(1.4%) 0(0.0%) for-loop ...bie/develop/src/core/regimes.rkt:209:9 binary-search-floats [170] 100.0% ------------------------------------------------------------------------------- ??? [133] 100.0% [154] 668(1.0%) 668(1.0%) ??? ...rivate/unconstrained-domain-arrow.rkt:40:13 ------------------------------------------------------------------------------- ??? [133] 100.0% [155] 630(0.9%) 630(0.9%) ??? ...ects/racket/contract/private/prop.rkt:519:4 ------------------------------------------------------------------------------- ...velop/src/common.rkt:48:2 [137] 100.0% [156] 628(0.9%) 628(0.9%) ??? ...s/racket/contract/private/arr-i.rkt:1286:39 ------------------------------------------------------------------------------- ??? [132] 100.0% [157] 596(0.9%) 300(0.4%) sample-multi-bounded ...evelop/src/points.rkt:43:0 for-loop [175] 49.7% ------------------------------------------------------------------------------- ??? [133] 100.0% [158] 352(0.5%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [165] 100.0% ------------------------------------------------------------------------------- for-loop [141] 100.0% [159] 330(0.5%) 330(0.5%) for-loop ...cts/racket/private/set-types.rkt:178:5 ------------------------------------------------------------------------------- get/build-late-neg-projection [142] 100.0% [160] 306(0.4%) 306(0.4%) ??? ...cts/racket/contract/private/prop.rkt:344:12 ------------------------------------------------------------------------------- get/build-late-neg-projection [142] 100.0% [161] 306(0.4%) 0(0.0%) unconstrained-domain->-projection ...rrow.rkt:60:0 get/build-late-neg-projection [142] 100.0% ------------------------------------------------------------------------------- setfindf [143] 100.0% [162] 298(0.4%) 298(0.4%) for-loop ...es/herbie/develop/src/common.rkt:177:2 ------------------------------------------------------------------------------- temp74_0 [147] 100.0% [163] 3876(5.7%) 0(0.0%) expand-single (unknown source) expand-capturing-lifts [176] 100.0% ------------------------------------------------------------------------------- ulp-difference [126] 13.6% ->flonum [149] 29.8% ??? [146] 56.6% [164] 2214(3.3%) 1912(2.8%) return/no-unsupplied ...ct/private/arr-i.rkt:534:0 filter [183] 13.6% ------------------------------------------------------------------------------- bf* [158] 16.5% ??? [133] 83.5% [165] 2134(3.1%) 1460(2.1%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfadd [179] 31.6% ------------------------------------------------------------------------------- ??? [187] 32.1% for-loop [150] 67.9% [166] 1952(2.9%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:209:10 ??? [177] 67.9% for-loop [180] 32.1% ------------------------------------------------------------------------------- ->flonum [149] 39.5% ??? [146] 60.5% [167] 1670(2.5%) 1670(2.5%) ??? ...s/racket/contract/private/arr-i.rkt:1252:29 ------------------------------------------------------------------------------- hash-ref! [148] 100.0% [168] 1240(1.8%) 0(0.0%) ??? ...es/herbie/develop/src/core/taylor.rkt:44:15 hash-ref! [148] 100.0% ------------------------------------------------------------------------------- parse-loop80 [169] 8.9% loop [102] 8.9% hash-ref! [148] 31.6% map [138] 50.5% [169] 942(1.4%) 308(0.5%) parse-loop80 ...s/racket/match/compiler.rkt:418:15 loop [102] 30.0% loop [184] 10.5% f67 [122] 8.9% parse-loop80 [169] 8.9% temp68_2 [124] 8.9% ------------------------------------------------------------------------------- for-loop [153] 100.0% [170] 938(1.4%) 0(0.0%) binary-search-floats ...src/core/regimes.rkt:158:0 pred [178] 100.0% ------------------------------------------------------------------------------- temp74_0 [147] 100.0% [171] 630(0.9%) 0(0.0%) compile-top9 (unknown source) compile-forms31 [181] 51.1% extract-namespace-scopes/values [182] 48.9% ------------------------------------------------------------------------------- hash-ref! [148] 100.0% [172] 604(0.9%) 0(0.0%) ??? ...tlies/herbie/develop/src/programs.rkt:153:5 hash-ref! [148] 100.0% ------------------------------------------------------------------------------- loop [173] 50.0% ??? [152] 50.0% [173] 336(0.5%) 336(0.5%) loop ...ts/racket/contract/private/blame.rkt:320:2 loop [173] 50.0% ------------------------------------------------------------------------------- ??? [152] 100.0% [174] 332(0.5%) 332(0.5%) make-keyword-procedure ...ket/private/kw.rkt:407:4 ------------------------------------------------------------------------------- sample-multi-bounded [157] 100.0% [175] 296(0.4%) 296(0.4%) for-loop ...ies/herbie/develop/src/points.rkt:46:4 ------------------------------------------------------------------------------- loop [191] 7.2% expand-single [163] 92.8% [176] 4176(6.1%) 0(0.0%) expand-capturing-lifts (unknown source) lambda-clause-expander [185] 77.0% dispatch-transformer41 [194] 8.0% for-loop [203] 7.8% loop [191] 7.2% ------------------------------------------------------------------------------- ??? [166] 100.0% [177] 1326(1.9%) 0(0.0%) ??? ...ects/racket/contract/private/list.rkt:747:7 ??? [190] 100.0% ------------------------------------------------------------------------------- binary-search-floats [170] 100.0% [178] 938(1.4%) 0(0.0%) pred .../herbie/develop/src/core/regimes.rkt:185:4 prepare-points [17] 100.0% ------------------------------------------------------------------------------- ??? [165] 100.0% [179] 674(1.0%) 352(0.5%) bfadd ...-lib/math/private/bigfloat/mpfr.rkt:821:4 ??? [186] 47.8% ------------------------------------------------------------------------------- ??? [166] 100.0% [180] 626(0.9%) 0(0.0%) for-loop ...acket/contract/private/list.rkt:212:15 ??? [187] 100.0% ------------------------------------------------------------------------------- compile-top9 [171] 100.0% [181] 322(0.5%) 0(0.0%) compile-forms31 (unknown source) loop! [188] 100.0% ------------------------------------------------------------------------------- compile-top9 [171] 100.0% [182] 308(0.5%) 308(0.5%) extract-namespace-scopes/values (unknown source) ------------------------------------------------------------------------------- return/no-unsupplied [164] 100.0% [183] 302(0.4%) 302(0.4%) filter ...t/collects/racket/private/list.rkt:256:2 ------------------------------------------------------------------------------- parse-loop80 [169] 5.0% loop [184] 95.0% [184] 298(0.4%) 298(0.4%) loop ...cket/collects/racket/private/map.rkt:54:19 loop [184] 95.0% ------------------------------------------------------------------------------- expand-capturing-lifts [176] 100.0% [185] 3216(4.7%) 0(0.0%) lambda-clause-expander (unknown source) finish-bodys [189] 90.2% loop [191] 9.8% ------------------------------------------------------------------------------- bfadd [179] 23.8% bf [135] 76.2% [186] 1352(2.0%) 1352(2.0%) ??? /home/p92/racket/collects/ffi/unsafe.rkt:898:4 ------------------------------------------------------------------------------- for-loop [180] 50.0% ...velop/src/common.rkt:48:2 [137] 50.0% [187] 626(0.9%) 328(0.5%) ??? ...ects/racket/contract/private/list.rkt:367:4 ??? [166] 50.0% ??? [190] 23.8% ------------------------------------------------------------------------------- compile-forms31 [181] 100.0% [188] 322(0.5%) 0(0.0%) loop! (unknown source) for-loop [203] 100.0% ------------------------------------------------------------------------------- lambda-clause-expander [185] 16.0% for-loop [203] 84.0% [189] 2900(4.3%) 0(0.0%) finish-bodys (unknown source) for-loop [203] 100.0% ------------------------------------------------------------------------------- ??? [187] 13.0% ??? [146] 29.2% ??? [177] 57.8% [190] 2294(3.4%) 1996(2.9%) ??? ...ects/racket/contract/private/guts.rkt:746:8 contract? [195] 13.0% ------------------------------------------------------------------------------- loop [191] 5.3% expand-capturing-lifts [176] 6.6% f67 [122] 6.6% lambda-clause-expander [185] 14.0% for-loop [203] 33.1% syntax-e/no-taint [22] 34.4% [191] 2262(3.3%) 300(0.4%) loop (unknown source) gf [193] 34.4% expand-id-application-form17 [192] 33.1% dispatch-transformer41 [194] 14.0% expand-capturing-lifts [176] 6.6% loop [191] 5.3% ------------------------------------------------------------------------------- for-loop [203] 24.7% loop [191] 75.3% [192] 1312(1.9%) 0(0.0%) expand-id-application-form17 (unknown source) resolve+shift28 [196] 72.6% syntax-e/no-taint [22] 27.4% ------------------------------------------------------------------------------- loop [191] 100.0% [193] 1018(1.5%) 0(0.0%) gf (unknown source) propagation-apply [197] 67.2% propagation-apply-shifted [199] 32.8% ------------------------------------------------------------------------------- loop [191] 48.5% expand-capturing-lifts [176] 51.5% [194] 652(1.0%) 0(0.0%) dispatch-transformer41 (unknown source) apply-transformer52 [198] 100.0% ------------------------------------------------------------------------------- ??? [190] 100.0% [195] 298(0.4%) 298(0.4%) contract? ...acket/contract/private/guts.rkt:118:0 ------------------------------------------------------------------------------- expand-implicit [9] 26.1% expand-id-application-form17 [192] 73.9% [196] 1288(1.9%) 0(0.0%) resolve+shift28 (unknown source) fallback-loop [200] 74.8% apply-syntax-shifts [202] 25.2% ------------------------------------------------------------------------------- gf [193] 100.0% [197] 684(1.0%) 684(1.0%) propagation-apply (unknown source) ------------------------------------------------------------------------------- dispatch-transformer41 [194] 100.0% [198] 652(1.0%) 316(0.5%) apply-transformer52 (unknown source) apply-transformer-in-context [201] 51.5% ------------------------------------------------------------------------------- gf [193] 100.0% [199] 334(0.5%) 334(0.5%) propagation-apply-shifted (unknown source) ------------------------------------------------------------------------------- resolve+shift28 [196] 100.0% [200] 964(1.4%) 662(1.0%) fallback-loop (unknown source) for-loop [203] 31.3% ------------------------------------------------------------------------------- apply-transformer52 [198] 100.0% [201] 336(0.5%) 0(0.0%) apply-transformer-in-context (unknown source) parse-app [204] 100.0% ------------------------------------------------------------------------------- resolve+shift28 [196] 100.0% [202] 324(0.5%) 324(0.5%) apply-syntax-shifts (unknown source) ------------------------------------------------------------------------------- fallback-loop [200] 0.7% for-loop [203] 4.5% loop! [188] 9.1% expand-capturing-lifts [176] 9.1% finish-bodys [189] 76.6% [203] 3546(5.2%) 916(1.3%) for-loop (unknown source) finish-bodys [189] 65.3% expand-id-application-form17 [192] 9.1% temp24_3 [205] 9.1% for-loop [203] 4.5% syntax-e [7] 3.7% loop [191] 2.4% expand-implicit [9] 1.3% ------------------------------------------------------------------------------- apply-transformer-in-context [201] 100.0% [204] 336(0.5%) 336(0.5%) parse-app ...collects/racket/private/kw.rkt:1105:2 ------------------------------------------------------------------------------- for-loop [203] 100.0% [205] 322(0.5%) 0(0.0%) temp24_3 (unknown source) any-side-effects?9 [206] 100.0% ------------------------------------------------------------------------------- temp24_3 [205] 100.0% [206] 322(0.5%) 322(0.5%) any-side-effects?9 (unknown source) -------------------------------------------------------------------------------