Profiling results ----------------- Total cpu time observed: 51528ms (out of 51820ms) Number of samples taken: 169 (once every 305ms) (Hiding functions with self<1.0% and local<2.0%: 1 of 212 hidden) ========================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ========================================================================= ??? [94] 100.0% [1] 51528(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [16] 100.0% ------------------------------------------------------------------------- ??? [94] 100.0% [2] 41956(81.4%) 0(0.0%) run-improve40 ...ie/develop/src/mainloop.rkt:340:0 for-loop [17] 84.6% simplify! [31] 15.4% ------------------------------------------------------------------------- ??? [178] 100.0% [3] 3594(7.0%) 0(0.0%) approximate9 ...e/develop/src/core/taylor.rkt:12:0 loop [19] 74.9% for-loop [22] 25.1% ------------------------------------------------------------------------- hash-ref! [186] 100.0% [4] 2726(5.3%) 610(1.2%) ??? ...tlies/herbie/develop/src/programs.rkt:189:5 hash-ref! [186] 69.4% loop [128] 23.0% ------------------------------------------------------------------------- hash-ref! [186] 100.0% [5] 2692(5.2%) 0(0.0%) ??? ...es/herbie/develop/src/core/taylor.rkt:45:15 hash-ref! [186] 88.9% ??? [28] 11.1% ------------------------------------------------------------------------- eval4 [91] 14.2% loop [171] 29.8% for-loop [157] 56.0% [6] 2132(4.1%) 0(0.0%) syntax-e (unknown source) syntax-e/no-taint [18] 100.0% ------------------------------------------------------------------------- matcher [77] 100.0% [7] 1868(3.6%) 0(0.0%) ??? .../herbie/develop/src/core/matcher.rkt:175:11 for-loop [20] 100.0% ------------------------------------------------------------------------- hash-ref! [186] 100.0% [8] 1492(2.9%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:301:23 for-loop [21] 100.0% ------------------------------------------------------------------------- hash-ref! [186] 100.0% [9] 1202(2.3%) 0(0.0%) ??? ...es/herbie/develop/src/core/taylor.rkt:68:15 ??? [178] 100.0% ------------------------------------------------------------------------- match-e [95] 100.0% [10] 600(1.2%) 0(0.0%) variable? .../develop/src/syntax/syntax.rkt:1159:0 ??? [40] 100.0% ------------------------------------------------------------------------- hash-ref! [186] 100.0% [11] 600(1.2%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:291:26 for-loop [24] 100.0% ------------------------------------------------------------------------- for-loop [157] 100.0% [12] 598(1.2%) 0(0.0%) expand-implicit (unknown source) resolve+shift28 [23] 100.0% ------------------------------------------------------------------------- ??? [180] 100.0% [13] 362(0.7%) 0(0.0%) ival-div ...rbie/develop/src/biginterval.rkt:141:0 fold-binary-pred [25] 100.0% ------------------------------------------------------------------------- copying-mergesort [168] 100.0% [14] 302(0.6%) 0(0.0%) jloop ...0/collects/racket/private/sort.rkt:120:23 ??? [170] 100.0% ------------------------------------------------------------------------- for-loop [157] 100.0% [15] 302(0.6%) 0(0.0%) expand-identifier (unknown source) resolve+shift28 [23] 100.0% ------------------------------------------------------------------------- profile-thunk16 [1] 100.0% [16] 51528(100.0%) 0(0.0%) run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2 ??? [94] 100.0% ------------------------------------------------------------------------- run-improve40 [2] 100.0% [17] 35496(68.9%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:355:4 run-iter! [26] 100.0% ------------------------------------------------------------------------- expand-id-application-form17 [175] 23.4% syntax-e [6] 76.6% [18] 2782(5.4%) 0(0.0%) syntax-e/no-taint (unknown source) loop [171] 100.0% ------------------------------------------------------------------------- approximate9 [3] 100.0% [19] 2692(5.2%) 0(0.0%) loop ...es/herbie/develop/src/core/taylor.rkt:87:4 ??? [178] 55.3% hash-ref! [186] 44.7% ------------------------------------------------------------------------- ??? [7] 100.0% [20] 1868(3.6%) 0(0.0%) for-loop ...ie/develop/src/core/matcher.rkt:179:21 matcher [77] 100.0% ------------------------------------------------------------------------- ??? [8] 100.0% [21] 1492(2.9%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:304:27 hash-ref! [186] 100.0% ------------------------------------------------------------------------- approximate9 [3] 100.0% [22] 902(1.8%) 0(0.0%) for-loop ...rbie/develop/src/core/taylor.rkt:30:18 taylor [138] 100.0% ------------------------------------------------------------------------- expand-identifier [15] 33.6% expand-implicit [12] 66.4% [23] 900(1.7%) 0(0.0%) resolve+shift28 (unknown source) fallback-loop [29] 66.7% apply-syntax-shifts [30] 33.3% ------------------------------------------------------------------------- ??? [11] 100.0% [24] 600(1.2%) 0(0.0%) for-loop ...bie/develop/src/core/taylor.rkt:291:52 ??? [28] 50.0% simplify [27] 50.0% ------------------------------------------------------------------------- ival-div [13] 100.0% [25] 362(0.7%) 0(0.0%) fold-binary-pred ...gfloat/bigfloat-mpfr.rkt:117:0 ??? [180] 100.0% ------------------------------------------------------------------------- for-loop [17] 100.0% [26] 35496(68.9%) 0(0.0%) run-iter! ...herbie/develop/src/mainloop.rkt:321:0 simplify! [31] 50.4% finalize-iter! [32] 31.6% gen-series! [33] 10.1% gen-rewrites! [35] 5.3% localize! [36] 1.7% choose-best-alt! [38] 0.8% ------------------------------------------------------------------------- for-loop [24] 12.5% hash-ref! [186] 87.5% [27] 2392(4.6%) 0(0.0%) simplify ...erbie/develop/src/core/reduce.rkt:16:0 parse-loop80 [34] 62.5% f67 [37] 25.1% simplify* [46] 12.5% ------------------------------------------------------------------------- for-loop [24] 50.0% ??? [5] 50.0% [28] 600(1.2%) 0(0.0%) ??? ...s/herbie/develop/src/core/taylor.rkt:294:19 hash-ref! [186] 100.0% ------------------------------------------------------------------------- resolve+shift28 [23] 100.0% [29] 600(1.2%) 0(0.0%) fallback-loop (unknown source) for-loop [157] 100.0% ------------------------------------------------------------------------- resolve+shift28 [23] 100.0% [30] 300(0.6%) 300(0.6%) apply-syntax-shifts (unknown source) ------------------------------------------------------------------------- run-improve40 [2] 26.5% run-iter! [26] 73.5% [31] 24352(47.3%) 0(0.0%) simplify! ...herbie/develop/src/mainloop.rkt:217:0 ??? [39] 100.0% ------------------------------------------------------------------------- run-iter! [26] 100.0% [32] 11232(21.8%) 0(0.0%) finalize-iter! ...e/develop/src/mainloop.rkt:272:0 ??? [40] 100.0% ------------------------------------------------------------------------- run-iter! [26] 100.0% [33] 3594(7.0%) 0(0.0%) gen-series! ...rbie/develop/src/mainloop.rkt:153:0 for-loop [41] 100.0% ------------------------------------------------------------------------- parse-loop80 [34] 6.2% map [129] 12.5% hash-ref! [186] 25.4% simplify [27] 55.9% [34] 2404(4.7%) 302(0.6%) parse-loop80 ...s/racket/match/compiler.rkt:418:15 eval-const-expr [42] 43.7% loop [128] 14.8% simplify* [46] 12.1% loop [45] 10.5% parse-loop80 [34] 6.2% ------------------------------------------------------------------------- run-iter! [26] 100.0% [35] 1868(3.6%) 0(0.0%) gen-rewrites! ...ie/develop/src/mainloop.rkt:176:0 for-loop [43] 100.0% ------------------------------------------------------------------------- run-iter! [26] 100.0% [36] 610(1.2%) 0(0.0%) localize! ...herbie/develop/src/mainloop.rkt:120:0 localize-error [44] 100.0% ------------------------------------------------------------------------- simplify [27] 100.0% [37] 600(1.2%) 0(0.0%) f67 ...0/collects/racket/match/compiler.rkt:507:40 map [129] 50.0% eval-const-expr [42] 50.0% ------------------------------------------------------------------------- run-iter! [26] 100.0% [38] 300(0.6%) 0(0.0%) choose-best-alt! ...develop/src/mainloop.rkt:111:0 ??? [40] 100.0% ------------------------------------------------------------------------- simplify! [31] 100.0% [39] 24352(47.3%) 298(0.6%) ??? ...s/herbie/develop/src/core/simplify.rkt:26:0 one-iter [53] 53.6% for-loop [48] 22.8% loop [49] 22.5% ------------------------------------------------------------------------- match-e [95] 2.3% choose-best-alt! [38] 2.4% variable? [10] 4.8% finalize-iter! [32] 90.5% [40] 12412(24.1%) 880(1.7%) ??? ...contract/private/arrow-val-first.rkt:388:18 for-loop [47] 90.5% ??? [52] 2.4% ------------------------------------------------------------------------- gen-series! [33] 100.0% [41] 3594(7.0%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:160:7 taylor-alt [50] 100.0% ------------------------------------------------------------------------- f67 [37] 14.3% ??? [94] 28.6% parse-loop80 [34] 57.1% [42] 2100(4.1%) 0(0.0%) eval-const-expr .../develop/src/programs.rkt:149:0 eval-prog [74] 100.0% ------------------------------------------------------------------------- gen-rewrites! [35] 100.0% [43] 1868(3.6%) 0(0.0%) for-loop ...herbie/develop/src/mainloop.rkt:184:11 rewrite-expression-head20 [51] 100.0% ------------------------------------------------------------------------- localize! [36] 100.0% [44] 610(1.2%) 0(0.0%) localize-error ...velop/src/core/localize.rkt:52:0 hash-ref! [186] 100.0% ------------------------------------------------------------------------- parse-loop80 [34] 3.2% loop [45] 96.8% [45] 610(1.2%) 0(0.0%) loop ...-7.0/collects/racket/private/map.rkt:54:19 loop [45] 96.8% ??? [178] 1.8% ------------------------------------------------------------------------- parse-loop80 [34] 49.5% simplify [27] 50.5% [46] 590(1.1%) 590(1.1%) simplify* ...rbie/develop/src/core/reduce.rkt:31:0 ------------------------------------------------------------------------- ??? [40] 100.0% [47] 11232(21.8%) 0(0.0%) for-loop ...ie/develop/src/core/alt-table.rkt:56:2 atab-add-altn [54] 94.5% loop [58] 5.5% ------------------------------------------------------------------------- ??? [39] 100.0% [48] 5542(10.8%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:33:2 one-iter [53] 100.0% ------------------------------------------------------------------------- ??? [39] 100.0% [49] 5468(10.6%) 0(0.0%) loop ...herbie/develop/src/core/simplify.rkt:143:2 for-loop [55] 100.0% ------------------------------------------------------------------------- for-loop [41] 100.0% [50] 3594(7.0%) 0(0.0%) taylor-alt ...erbie/develop/src/mainloop.rkt:139:0 for-loop [56] 100.0% ------------------------------------------------------------------------- for-loop [43] 100.0% [51] 1868(3.6%) 0(0.0%) rewrite-expression-head20 ...ore/matcher.rkt:126:0 rewriter [57] 100.0% ------------------------------------------------------------------------- ??? [40] 100.0% [52] 300(0.6%) 0(0.0%) ??? .../herbie/develop/src/core/alt-table.rkt:59:0 ??? [178] 100.0% ------------------------------------------------------------------------- for-loop [48] 29.8% ??? [39] 70.2% [53] 18586(36.1%) 0(0.0%) one-iter ...bie/develop/src/core/simplify.rkt:86:0 find-matches [59] 59.8% for-loop [61] 37.0% for-loop [68] 3.2% ------------------------------------------------------------------------- for-loop [47] 100.0% [54] 10614(20.6%) 278(0.5%) atab-add-altn ...elop/src/core/alt-table.rkt:202:0 errors [60] 82.2% best-and-tied-at-points [66] 6.0% append-at-pnts [69] 3.2% map [129] 3.2% override-at-pnts [70] 2.8% ------------------------------------------------------------------------- loop [49] 100.0% [55] 5468(10.6%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:149:4 argmin [62] 44.8% loop [64] 32.7% for-loop [65] 17.0% expression-cost [76] 5.5% ------------------------------------------------------------------------- taylor-alt [50] 100.0% [56] 3594(7.0%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:145:6 ??? [178] 100.0% ------------------------------------------------------------------------- rewrite-expression-head20 [51] 44.0% matcher [77] 56.0% [57] 1868(3.6%) 0(0.0%) rewriter ...bie/develop/src/core/matcher.rkt:128:2 for-loop [63] 88.7% *rules* [67] 11.3% ------------------------------------------------------------------------- for-loop [47] 100.0% [58] 618(1.2%) 0(0.0%) loop ...erbie/develop/src/core/alt-table.rkt:176:2 loop [79] 53.7% loop [71] 46.3% ------------------------------------------------------------------------- one-iter [53] 100.0% [59] 11108(21.6%) 0(0.0%) find-matches ...develop/src/core/simplify.rkt:56:0 for-loop [72] 100.0% ------------------------------------------------------------------------- for-loop [156] 3.0% ??? [208] 3.0% ??? [94] 5.6% atab-add-altn [54] 88.3% [60] 9880(19.2%) 0(0.0%) errors ...lies/herbie/develop/src/points.rkt:228:0 for-loop [75] 56.3% eval-prog [74] 43.7% ------------------------------------------------------------------------- one-iter [53] 100.0% [61] 6878(13.3%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:95:2 loop [73] 94.8% update-leader! [117] 5.2% ------------------------------------------------------------------------- for-loop [55] 100.0% [62] 2448(4.8%) 624(1.2%) argmin ...acket-7.0/collects/racket/list.rkt:765:0 expression-cost [76] 62.3% for-loop [78] 12.3% ------------------------------------------------------------------------- rewriter [57] 100.0% [63] 1868(3.6%) 936(1.8%) for-loop ...ie/develop/src/core/matcher.rkt:131:10 matcher [77] 83.3% ------------------------------------------------------------------------- for-loop [55] 100.0% [64] 1790(3.5%) 0(0.0%) loop .../racket-7.0/collects/racket/list.rkt:751:4 expression-cost [76] 66.4% for-loop [78] 33.6% ------------------------------------------------------------------------- for-loop [55] 100.0% [65] 930(1.8%) 320(0.6%) for-loop ...e/develop/src/core/simplify.rkt:153:16 for-loop [81] 65.6% ------------------------------------------------------------------------- atab-add-altn [54] 100.0% [66] 636(1.2%) 300(0.6%) best-and-tied-at-points ...ore/alt-table.rkt:117:0 loop [79] 52.8% ------------------------------------------------------------------------- rewriter [57] 100.0% [67] 632(1.2%) 0(0.0%) *rules* ...rbie/develop/src/syntax/rules.rkt:783:0 for-loop [80] 100.0% ------------------------------------------------------------------------- one-iter [53] 100.0% [68] 600(1.2%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:111:2 set-precompute! [82] 100.0% ------------------------------------------------------------------------- atab-add-altn [54] 100.0% [69] 336(0.7%) 0(0.0%) append-at-pnts ...lop/src/core/alt-table.rkt:146:0 loop [83] 100.0% ------------------------------------------------------------------------- atab-add-altn [54] 100.0% [70] 300(0.6%) 0(0.0%) override-at-pnts ...p/src/core/alt-table.rkt:138:0 for-loop [84] 100.0% ------------------------------------------------------------------------- loop [58] 6.2% loop [71] 93.8% [71] 286(0.6%) 286(0.6%) loop ...racket-7.0/collects/racket/list.rkt:434:28 loop [71] 93.8% ------------------------------------------------------------------------- for-loop [72] 48.7% find-matches [59] 51.3% [72] 11108(21.6%) 3008(5.8%) for-loop ...bie/develop/src/core/simplify.rkt:58:8 for-loop [72] 48.7% match-e [95] 36.5% ------------------------------------------------------------------------- for-loop [61] 100.0% [73] 6518(12.6%) 0(0.0%) loop ...herbie/develop/src/core/simplify.rkt:100:4 apply-match [85] 100.0% ------------------------------------------------------------------------- eval-const-expr [42] 32.7% errors [60] 67.3% [74] 6420(12.5%) 0(0.0%) eval-prog ...herbie/develop/src/programs.rkt:130:0 temp68_2 [86] 76.1% hash-ref! [186] 9.8% loop [171] 4.7% eval4 [91] 4.7% inductor [92] 4.7% ------------------------------------------------------------------------- errors [60] 100.0% [75] 5560(10.8%) 308(0.6%) for-loop ...es/herbie/develop/src/points.rkt:230:2 ??? [170] 62.3% ulp-difference [137] 21.8% ??? [88] 5.4% ??? [178] 5.0% ------------------------------------------------------------------------- for-loop [55] 10.0% loop [64] 39.4% argmin [62] 50.6% [76] 3012(5.8%) 312(0.6%) expression-cost .../develop/src/programs.rkt:204:0 compile [87] 89.6% ------------------------------------------------------------------------- for-loop [20] 50.0% for-loop [63] 50.0% [77] 1868(3.6%) 0(0.0%) matcher ...rbie/develop/src/core/matcher.rkt:163:2 ??? [7] 50.0% rewriter [57] 42.0% for-loop [93] 8.0% ------------------------------------------------------------------------- argmin [62] 33.3% loop [64] 66.7% [78] 902(1.8%) 0(0.0%) for-loop .../herbie/develop/src/programs.rkt:205:2 table-ref [159] 100.0% ------------------------------------------------------------------------- loop [58] 49.7% best-and-tied-at-points [66] 50.3% [79] 668(1.3%) 668(1.3%) loop ...7.0/collects/racket/private/list.rkt:264:4 ------------------------------------------------------------------------- *rules* [67] 100.0% [80] 632(1.2%) 0(0.0%) for-loop ...ies/herbie/develop/src/common.rkt:71:9 ormap [90] 52.8% flag-set? [98] 47.2% ------------------------------------------------------------------------- for-loop [65] 100.0% [81] 610(1.2%) 610(1.2%) for-loop ...e/develop/src/core/simplify.rkt:157:23 ------------------------------------------------------------------------- for-loop [68] 100.0% [82] 600(1.2%) 0(0.0%) set-precompute! ...lop/src/core/simplify.rkt:117:0 for-loop [89] 100.0% ------------------------------------------------------------------------- append-at-pnts [69] 100.0% [83] 336(0.7%) 336(0.7%) loop ...erbie/develop/src/core/alt-table.rkt:101:2 ------------------------------------------------------------------------- override-at-pnts [70] 100.0% [84] 300(0.6%) 0(0.0%) for-loop .../develop/src/core/alt-table.rkt:139:22 ??? [88] 100.0% ------------------------------------------------------------------------- loop [73] 100.0% [85] 6518(12.6%) 0(0.0%) apply-match .../develop/src/core/simplify.rkt:65:0 for-loop [96] 86.2% match-e [95] 9.2% custom-set-intersect [100] 4.6% ------------------------------------------------------------------------- eval-prog [74] 100.0% [86] 4888(9.5%) 0(0.0%) temp68_2 (unknown source) compile16 [97] 100.0% ------------------------------------------------------------------------- expression-cost [76] 100.0% [87] 2700(5.2%) 0(0.0%) compile ...s/herbie/develop/src/programs.rkt:181:0 hash-ref! [186] 100.0% ------------------------------------------------------------------------- for-loop [75] 50.0% for-loop [84] 50.0% [88] 600(1.2%) 600(1.2%) ??? ...7.0/collects/racket/private/for.rkt:1208:14 ------------------------------------------------------------------------- set-precompute! [82] 100.0% [89] 600(1.2%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:119:2 ??? [94] 100.0% ------------------------------------------------------------------------- for-loop [80] 100.0% [90] 334(0.6%) 0(0.0%) ormap ....0/collects/racket/private/map.rkt:141:13 flag-set? [98] 100.0% ------------------------------------------------------------------------- eval-prog [74] 100.0% [91] 302(0.6%) 0(0.0%) eval4 (unknown source) syntax-e [6] 100.0% ------------------------------------------------------------------------- eval-prog [74] 100.0% [92] 300(0.6%) 0(0.0%) inductor .../herbie/develop/src/programs.rkt:135:4 ??? [99] 100.0% ------------------------------------------------------------------------- matcher [77] 100.0% [93] 300(0.6%) 0(0.0%) for-loop ...bie/develop/src/core/matcher.rkt:155:4 pattern-substitute [101] 100.0% ------------------------------------------------------------------------- for-loop [89] 0.4% run [16] 49.8% [94] 51528(100.0%) 284(0.6%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 49.8% run-improve40 [2] 40.5% prepare-points-intervals [102] 6.6% get-final-combination [106] 0.9% oracle-error [108] 0.8% errors [60] 0.5% eval-const-expr [42] 0.4% eval-errors [113] 0.2% ------------------------------------------------------------------------- apply-match [85] 2.9% for-loop [116] 15.9% for-loop [72] 81.3% [95] 8700(16.9%) 3310(6.4%) match-e ...herbie/develop/src/core/ematch.rkt:39:0 for-loop [103] 48.9% make-sequence [107] 10.2% custom-in-set [109] 3.6% variable? [10] 2.9% ??? [40] 1.6% ------------------------------------------------------------------------- apply-match [85] 100.0% [96] 5618(10.9%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:78:2 merge-egraph-nodes! [105] 61.3% mk-enode! [130] 22.2% dedup-children! [132] 11.1% substitute-e [111] 5.3% ------------------------------------------------------------------------- temp68_2 [86] 100.0% [97] 4888(9.5%) 0(0.0%) compile16 (unknown source) temp74_0 [104] 100.0% ------------------------------------------------------------------------- for-loop [80] 47.2% ormap [90] 52.8% [98] 632(1.2%) 298(0.6%) flag-set? ...es/herbie/develop/src/config.rkt:28:0 return/no-unsupplied [195] 52.8% ------------------------------------------------------------------------- inductor [92] 100.0% [99] 300(0.6%) 300(0.6%) ??? ...lects/racket/contract/private/orc.rkt:83:14 ------------------------------------------------------------------------- apply-match [85] 100.0% [100] 300(0.6%) 0(0.0%) custom-set-intersect ...rivate/set-types.rkt:195:0 for-loop [110] 100.0% ------------------------------------------------------------------------- for-loop [112] 50.0% for-loop [93] 50.0% [101] 300(0.6%) 300(0.6%) pattern-substitute ...op/src/core/matcher.rkt:71:0 for-loop [112] 50.0% ------------------------------------------------------------------------- ??? [94] 100.0% [102] 6796(13.2%) 0(0.0%) prepare-points-intervals ...p/src/points.rkt:133:0 loop [114] 100.0% ------------------------------------------------------------------------- match-e [95] 100.0% [103] 5092(9.9%) 2432(4.7%) for-loop ...rbie/develop/src/core/ematch.rkt:52:11 for-loop [116] 55.4% cartesian-product [123] 2.7% ------------------------------------------------------------------------- compile16 [97] 100.0% [104] 4888(9.5%) 0(0.0%) temp74_0 (unknown source) expand-single [115] 100.0% ------------------------------------------------------------------------- for-loop [120] 4.8% for-loop [96] 95.2% [105] 3446(6.7%) 0(0.0%) merge-egraph-nodes! ...p/src/core/egraph.rkt:145:0 update-leader! [117] 72.6% for-loop [120] 13.8% loop! [141] 13.6% ------------------------------------------------------------------------- ??? [94] 100.0% [106] 896(1.7%) 0(0.0%) get-final-combination ...op/src/mainloop.rkt:361:0 infer-splitpoints [118] 100.0% ------------------------------------------------------------------------- match-e [95] 100.0% [107] 888(1.7%) 888(1.7%) make-sequence ...ects/racket/private/for.rkt:528:2 ------------------------------------------------------------------------- ??? [94] 100.0% [108] 786(1.5%) 0(0.0%) oracle-error ...erbie/develop/src/points.rkt:212:0 for-loop [119] 100.0% ------------------------------------------------------------------------- match-e [95] 100.0% [109] 310(0.6%) 310(0.6%) custom-in-set ...acket/private/set-types.rkt:577:0 ------------------------------------------------------------------------- custom-set-intersect [100] 100.0% [110] 300(0.6%) 0(0.0%) for-loop ...cts/racket/private/set-types.rkt:207:3 for-loop [121] 100.0% ------------------------------------------------------------------------- for-loop [96] 100.0% [111] 300(0.6%) 0(0.0%) substitute-e ...e/develop/src/core/ematch.rkt:64:0 for-loop [122] 100.0% ------------------------------------------------------------------------- pattern-substitute [101] 100.0% [112] 300(0.6%) 0(0.0%) for-loop ...bie/develop/src/core/matcher.rkt:79:10 pattern-substitute [101] 100.0% ------------------------------------------------------------------------- ??? [94] 100.0% [113] 252(0.5%) 0(0.0%) eval-errors ...herbie/develop/src/points.rkt:203:0 for-loop [124] 100.0% ------------------------------------------------------------------------- prepare-points-intervals [102] 100.0% [114] 6796(13.2%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:145:4 loop [125] 82.8% ??? [131] 17.2% ------------------------------------------------------------------------- temp74_0 [104] 100.0% [115] 4888(9.5%) 0(0.0%) expand-single (unknown source) expand-capturing-lifts [126] 100.0% ------------------------------------------------------------------------- for-loop [103] 100.0% [116] 3260(6.3%) 0(0.0%) for-loop ...rbie/develop/src/core/ematch.rkt:58:37 match-e [95] 81.5% ??? [134] 18.5% ------------------------------------------------------------------------- for-loop [61] 12.6% merge-egraph-nodes! [105] 87.4% [117] 2862(5.6%) 0(0.0%) update-leader! ...evelop/src/core/egraph.rkt:213:0 for-loop [127] 100.0% ------------------------------------------------------------------------- get-final-combination [106] 100.0% [118] 896(1.7%) 0(0.0%) infer-splitpoints ...lop/src/core/regimes.rkt:34:0 for-loop [133] 100.0% ------------------------------------------------------------------------- oracle-error [108] 100.0% [119] 786(1.5%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:213:2 map [129] 64.9% loop [128] 35.1% ------------------------------------------------------------------------- merge-egraph-nodes! [105] 100.0% [120] 642(1.2%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:199:4 merge-egraph-nodes! [105] 51.7% dedup-children! [132] 48.3% ------------------------------------------------------------------------- for-loop [110] 100.0% [121] 300(0.6%) 300(0.6%) for-loop ...cts/racket/private/set-types.rkt:201:4 ------------------------------------------------------------------------- substitute-e [111] 100.0% [122] 300(0.6%) 0(0.0%) for-loop ...rbie/develop/src/core/ematch.rkt:73:24 mk-enode! [130] 100.0% ------------------------------------------------------------------------- for-loop [103] 100.0% [123] 278(0.5%) 278(0.5%) cartesian-product ...ollects/racket/list.rkt:822:0 ------------------------------------------------------------------------- eval-errors [113] 100.0% [124] 252(0.5%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:205:2 ulp-difference [137] 100.0% ------------------------------------------------------------------------- loop [114] 100.0% [125] 5630(10.9%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:104:2 ??? [170] 66.2% ??? [178] 28.3% hash-update! [149] 5.4% ------------------------------------------------------------------------- loop [171] 5.8% expand-single [115] 94.2% [126] 5190(10.1%) 0(0.0%) expand-capturing-lifts (unknown source) lambda-clause-expander [135] 81.9% dispatch-transformer41 [163] 18.1% ------------------------------------------------------------------------- update-leader! [117] 100.0% [127] 2862(5.6%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:218:6 for-loop [136] 66.9% hash-update! [149] 33.1% ------------------------------------------------------------------------- for-loop [119] 6.4% loop [128] 15.8% loop! [141] 20.1% parse-loop80 [34] 28.4% ??? [4] 29.2% [128] 2148(4.2%) 300(0.6%) loop ...-7.0/collects/racket/private/map.rkt:40:19 hash-ref! [186] 43.7% loop! [141] 20.1% loop [128] 15.8% ulp-difference [137] 6.4% ------------------------------------------------------------------------- f67 [37] 17.2% atab-add-altn [54] 19.2% for-loop [119] 29.2% taylor [138] 34.4% [129] 1748(3.4%) 0(0.0%) map ...t-7.0/collects/racket/private/map.rkt:35:13 taylor [138] 34.4% ??? [143] 29.2% loop [144] 19.2% parse-loop80 [34] 17.2% ------------------------------------------------------------------------- for-loop [122] 19.4% for-loop [96] 80.6% [130] 1546(3.0%) 610(1.2%) mk-enode! ...rbie/develop/src/core/egraph.rkt:99:0 new-enode [140] 41.1% hash-has-key? [147] 19.4% ------------------------------------------------------------------------- loop [114] 100.0% [131] 1166(2.3%) 0(0.0%) ??? ...ghtlies/herbie/develop/src/points.rkt:129:2 ??? [178] 100.0% ------------------------------------------------------------------------- for-loop [120] 33.1% for-loop [96] 66.9% [132] 936(1.8%) 0(0.0%) dedup-children! ...evelop/src/core/enode.rkt:199:0 loop [142] 65.2% loop [145] 34.8% ------------------------------------------------------------------------- infer-splitpoints [118] 100.0% [133] 896(1.7%) 0(0.0%) for-loop ...rbie/develop/src/core/regimes.rkt:46:6 option-on-expr [139] 100.0% ------------------------------------------------------------------------- for-loop [116] 100.0% [134] 602(1.2%) 300(0.6%) ??? ...ies/herbie/develop/src/core/ematch.rkt:43:5 for-loop [146] 50.2% ------------------------------------------------------------------------- expand-capturing-lifts [126] 100.0% [135] 4252(8.3%) 0(0.0%) lambda-clause-expander (unknown source) finish-bodys [148] 92.9% loop [171] 7.1% ------------------------------------------------------------------------- for-loop [127] 100.0% [136] 1914(3.7%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:219:8 hash-update! [149] 100.0% ------------------------------------------------------------------------- for-loop [124] 14.5% loop [128] 15.9% for-loop [75] 69.7% [137] 1740(3.4%) 808(1.6%) ulp-difference ...erbie/develop/src/float.rkt:14:0 list-member? [150] 36.6% return/no-unsupplied [195] 17.0% ------------------------------------------------------------------------- map [129] 16.7% for-loop [22] 27.8% taylor [138] 55.5% [138] 902(1.8%) 300(0.6%) taylor ...herbie/develop/src/core/taylor.rkt:170:0 taylor [138] 55.5% map [129] 16.7% debug-print [154] 8.4% debug5 [155] 8.3% ------------------------------------------------------------------------- for-loop [133] 100.0% [139] 896(1.7%) 0(0.0%) option-on-expr ...velop/src/core/regimes.rkt:150:0 sort-context-on-expr [151] 67.2% for-loop [156] 32.8% ------------------------------------------------------------------------- mk-enode! [130] 100.0% [140] 636(1.2%) 0(0.0%) new-enode ...erbie/develop/src/core/enode.rkt:96:0 type-of-enode-expr [152] 52.5% set [153] 47.5% ------------------------------------------------------------------------- loop [128] 50.0% merge-egraph-nodes! [105] 50.0% [141] 634(1.2%) 0(0.0%) loop! ...s/herbie/develop/src/core/enode.rkt:191:2 loop [128] 50.0% update-en-expr [167] 50.0% ------------------------------------------------------------------------- dedup-children! [132] 14.3% loop [142] 85.7% [142] 610(1.2%) 610(1.2%) loop ...racket-7.0/collects/racket/list.rkt:434:17 loop [142] 85.7% ------------------------------------------------------------------------- map [129] 100.0% [143] 510(1.0%) 0(0.0%) ??? ...htlies/herbie/develop/src/points.rkt:214:26 ??? [178] 51.4% ??? [170] 48.6% ------------------------------------------------------------------------- map [129] 0.7% loop [144] 99.3% [144] 336(0.7%) 336(0.7%) loop ...7.0/collects/racket/private/list.rkt:82:16 loop [144] 99.3% ------------------------------------------------------------------------- dedup-children! [132] 10.0% loop [145] 90.0% [145] 326(0.6%) 0(0.0%) loop ...racket-7.0/collects/racket/list.rkt:417:34 loop [145] 90.0% loop [171] 10.0% ------------------------------------------------------------------------- ??? [134] 100.0% [146] 302(0.6%) 302(0.6%) for-loop ...erbie/develop/src/core/ematch.rkt:44:7 ------------------------------------------------------------------------- mk-enode! [130] 100.0% [147] 300(0.6%) 300(0.6%) hash-has-key? ...ket/private/more-scheme.rkt:371:2 ------------------------------------------------------------------------- lambda-clause-expander [135] 18.4% for-loop [157] 81.6% [148] 3952(7.7%) 0(0.0%) finish-bodys (unknown source) for-loop [157] 100.0% ------------------------------------------------------------------------- loop [125] 9.7% for-loop [127] 29.9% for-loop [136] 60.4% [149] 3168(6.1%) 306(0.6%) hash-update! ...cket/private/more-scheme.rkt:365:4 ??? [158] 90.3% ------------------------------------------------------------------------- ulp-difference [137] 100.0% [150] 636(1.2%) 636(1.2%) list-member? ...llects/racket/private/set.rkt:24:0 ------------------------------------------------------------------------- option-on-expr [139] 100.0% [151] 602(1.2%) 0(0.0%) sort-context-on-expr ...src/core/regimes.rkt:145:0 ??? [160] 100.0% ------------------------------------------------------------------------- new-enode [140] 100.0% [152] 334(0.6%) 0(0.0%) type-of-enode-expr ...elop/src/core/enode.rkt:69:0 table-ref [159] 100.0% ------------------------------------------------------------------------- new-enode [140] 100.0% [153] 302(0.6%) 302(0.6%) set ...collects/racket/private/set-types.rkt:981:0 ------------------------------------------------------------------------- taylor [138] 100.0% [154] 302(0.6%) 0(0.0%) debug-print .../herbie/develop/src/debug.rkt:110:0 for-loop [161] 100.0% ------------------------------------------------------------------------- taylor [138] 100.0% [155] 300(0.6%) 300(0.6%) debug5 ...tlies/herbie/develop/src/debug.rkt:102:0 ------------------------------------------------------------------------- option-on-expr [139] 100.0% [156] 294(0.6%) 0(0.0%) for-loop ...bie/develop/src/core/regimes.rkt:158:4 errors [60] 100.0% ------------------------------------------------------------------------- fallback-loop [29] 1.9% for-loop [157] 12.4% finish-bodys [148] 85.7% [157] 3952(7.7%) 900(1.7%) for-loop (unknown source) finish-bodys [148] 71.2% for-loop [157] 12.4% dispatch-transformer41 [163] 3.2% syntax-e [6] 3.2% loop [171] 3.0% expand-implicit [12] 1.8% expand-identifier [15] 0.8% ------------------------------------------------------------------------- hash-update! [149] 100.0% [158] 2862(5.6%) 0(0.0%) ??? ...s/herbie/develop/src/core/egraph.rkt:221:24 for-loop [162] 87.8% update-en-expr [167] 12.2% ------------------------------------------------------------------------- type-of-enode-expr [152] 27.0% for-loop [78] 73.0% [159] 1236(2.4%) 634(1.2%) table-ref ...es/herbie/develop/src/common.rkt:42:0 for-loop [164] 48.7% ------------------------------------------------------------------------- sort-context-on-expr [151] 100.0% [160] 602(1.2%) 0(0.0%) ??? ...-7.0/collects/racket/private/sort.rkt:369:3 generic-sort/key [165] 100.0% ------------------------------------------------------------------------- debug-print [154] 100.0% [161] 302(0.6%) 302(0.6%) for-loop ...ies/herbie/develop/src/debug.rkt:116:2 ------------------------------------------------------------------------- ??? [158] 100.0% [162] 2514(4.9%) 2214(4.3%) for-loop ...bie/develop/src/core/egraph.rkt:222:26 update-en-expr [167] 11.9% ------------------------------------------------------------------------- for-loop [157] 38.9% expand-capturing-lifts [126] 61.1% [163] 1536(3.0%) 0(0.0%) dispatch-transformer41 (unknown source) apply-transformer52 [166] 100.0% ------------------------------------------------------------------------- table-ref [159] 100.0% [164] 602(1.2%) 602(1.2%) for-loop ...ies/herbie/develop/src/common.rkt:44:4 ------------------------------------------------------------------------- ??? [160] 100.0% [165] 602(1.2%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:156:2 copying-mergesort [168] 50.2% loop [169] 49.8% ------------------------------------------------------------------------- dispatch-transformer41 [163] 100.0% [166] 1536(3.0%) 302(0.6%) apply-transformer52 (unknown source) loop [171] 60.8% apply-transformer-in-context [172] 19.5% ------------------------------------------------------------------------- for-loop [162] 23.4% ??? [158] 27.1% loop! [141] 49.5% [167] 1282(2.5%) 1282(2.5%) update-en-expr ...evelop/src/core/egraph.rkt:207:0 ------------------------------------------------------------------------- generic-sort/key [165] 25.0% copying-mergesort [168] 75.0% [168] 302(0.6%) 0(0.0%) copying-mergesort ...racket/private/sort.rkt:129:8 copying-mergesort [168] 75.0% jloop [14] 25.0% ------------------------------------------------------------------------- generic-sort/key [165] 100.0% [169] 300(0.6%) 0(0.0%) loop ...7.0/collects/racket/private/sort.rkt:96:12 ??? [170] 100.0% ------------------------------------------------------------------------- ??? [143] 3.1% loop [169] 3.7% jloop [14] 3.8% for-loop [75] 43.1% loop [125] 46.4% [170] 8040(15.6%) 610(1.2%) ??? ...tlies/herbie/develop/src/programs.rkt:146:2 ??? [173] 57.7% ??? [178] 34.7% ------------------------------------------------------------------------- lambda-clause-expander [135] 6.9% eval-prog [74] 7.0% loop [145] 7.5% apply-transformer52 [166] 14.3% for-loop [157] 14.7% syntax-e/no-taint [18] 49.5% [171] 4318(8.4%) 636(1.2%) loop (unknown source) gf [174] 49.5% expand-id-application-form17 [175] 14.5% syntax-e [6] 7.4% expand-capturing-lifts [126] 7.0% core-form-sym [177] 6.9% ------------------------------------------------------------------------- apply-transformer52 [166] 100.0% [172] 300(0.6%) 0(0.0%) apply-transformer-in-context (unknown source) parse-app [176] 100.0% ------------------------------------------------------------------------- ??? [170] 100.0% [173] 4642(9.0%) 326(0.6%) ??? ...t-7.0/collects/racket/private/kw.rkt:592:14 ??? [178] 52.8% ??? [180] 20.8% ??? [182] 13.1% double->posit16 [185] 6.3% ------------------------------------------------------------------------- loop [171] 100.0% [174] 2782(5.4%) 602(1.2%) gf (unknown source) propagation-apply [179] 43.8% propagation-apply-shifted [181] 22.5% cache-or-reuse-set [183] 12.1% ------------------------------------------------------------------------- loop [171] 100.0% [175] 950(1.8%) 0(0.0%) expand-id-application-form17 (unknown source) syntax-e/no-taint [18] 68.4% binding-lookup50 [184] 31.6% ------------------------------------------------------------------------- apply-transformer-in-context [172]100.0% [176] 300(0.6%) 300(0.6%) parse-app ...collects/racket/private/kw.rkt:1105:2 ------------------------------------------------------------------------- loop [171] 100.0% [177] 298(0.6%) 298(0.6%) core-form-sym (unknown source) ------------------------------------------------------------------------- ??? [143] 2.1% for-loop [75] 2.2% ??? [52] 2.4% loop [45] 2.4% ??? [9] 3.1% loop [19] 3.9% ??? [131] 9.1% location-do [188] 10.6% for-loop [56] 10.6% loop [125] 12.5% ??? [173] 19.2% ??? [170] 21.9% [178] 12746(24.7%) 334(0.6%) ??? ...tract/private/arrow-higher-order.rkt:357:33 ->flonum [187] 36.0% ival-mult [189] 19.2% location-do [188] 10.6% approximate9 [3] 10.6% sample-multi-bounded [190] 9.1% hash-ref! [186] 7.0% mk-ival [192] 2.4% best-alt [193] 2.4% ------------------------------------------------------------------------- gf [174] 100.0% [179] 1218(2.4%) 1218(2.4%) propagation-apply (unknown source) ------------------------------------------------------------------------- fold-binary-pred [25] 18.7% ??? [173] 81.3% [180] 966(1.9%) 362(0.7%) ??? ...tract/private/arrow-higher-order.rkt:361:33 ival-sub [191] 62.5% ival-div [13] 18.7% ------------------------------------------------------------------------- gf [174] 100.0% [181] 626(1.2%) 626(1.2%) propagation-apply-shifted (unknown source) ------------------------------------------------------------------------- ??? [173] 100.0% [182] 606(1.2%) 606(1.2%) ??? ...herbie/develop/src/syntax/syntax.rkt:317:17 ------------------------------------------------------------------------- gf [174] 100.0% [183] 336(0.7%) 336(0.7%) cache-or-reuse-set (unknown source) ------------------------------------------------------------------------- expand-id-application-form17 [175]100.0% [184] 300(0.6%) 300(0.6%) binding-lookup50 (unknown source) ------------------------------------------------------------------------- ??? [173] 100.0% [185] 292(0.6%) 0(0.0%) double->posit16 ...ftposit-rkt/softposit.rkt:248:0 get-ffi-obj* [194] 100.0% ------------------------------------------------------------------------- ??? [28] 3.2% eval-prog [74] 3.8% loop [19] 3.9% localize-error [44] 4.0% loop [128] 8.2% for-loop [21] 8.5% ??? [5] 11.7% ??? [178] 14.1% ??? [4] 18.9% compile [87] 23.7% [186] 6330(12.3%) 2718(5.3%) hash-ref! .../racket/private/more-scheme.rkt:376:2 ??? [4] 26.0% ??? [5] 14.1% simplify [27] 12.4% parse-loop80 [34] 9.6% ??? [8] 8.5% ??? [9] 3.9% ??? [11] 1.7% ------------------------------------------------------------------------- ??? [178] 100.0% [187] 4590(8.9%) 1490(2.9%) ->flonum ...s/herbie/develop/src/programs.rkt:38:0 return/no-unsupplied [195] 34.1% ??? [197] 20.1% ??? [199] 7.3% ??? [211] 6.0% ------------------------------------------------------------------------- location-do [188] 25.0% ??? [178] 75.0% [188] 3594(7.0%) 0(0.0%) location-do ...rbie/develop/src/programs.rkt:111:0 ??? [178] 75.0% location-do [188] 25.0% ------------------------------------------------------------------------- ??? [178] 100.0% [189] 2452(4.8%) 0(0.0%) ival-mult ...bie/develop/src/biginterval.rkt:105:0 classify-ival [196] 63.9% bf* [198] 36.1% ------------------------------------------------------------------------- ??? [178] 100.0% [190] 1166(2.3%) 1166(2.3%) sample-multi-bounded ...evelop/src/points.rkt:16:0 ------------------------------------------------------------------------- ??? [180] 100.0% [191] 604(1.2%) 316(0.6%) ival-sub ...erbie/develop/src/biginterval.rkt:93:0 ??? [203] 47.7% ------------------------------------------------------------------------- ??? [178] 100.0% [192] 310(0.6%) 0(0.0%) mk-ival ...herbie/develop/src/biginterval.rkt:59:0 bf [200] 100.0% ------------------------------------------------------------------------- ??? [178] 100.0% [193] 300(0.6%) 0(0.0%) best-alt .../herbie/develop/src/mainloop.rkt:106:0 argmins [201] 100.0% ------------------------------------------------------------------------- double->posit16 [185] 100.0% [194] 292(0.6%) 0(0.0%) get-ffi-obj* ...-7.0/collects/ffi/unsafe.rkt:209:2 get-ffi-lib9 [202] 100.0% ------------------------------------------------------------------------- ulp-difference [137] 13.5% flag-set? [98] 15.2% ->flonum [187] 71.3% [195] 2196(4.3%) 1584(3.1%) return/no-unsupplied ...ct/private/arr-i.rkt:534:0 filter [205] 27.9% ------------------------------------------------------------------------- ival-mult [189] 100.0% [196] 1568(3.0%) 340(0.7%) classify-ival ...develop/src/biginterval.rkt:310:0 ...higher-order.rkt:357:33 [204] 42.3% force [206] 36.0% ------------------------------------------------------------------------- ->flonum [187] 100.0% [197] 922(1.8%) 598(1.2%) ??? ...s/racket/contract/private/arr-i.rkt:1252:29 ??? [207] 35.1% ------------------------------------------------------------------------- ival-mult [189] 100.0% [198] 884(1.7%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [203] 100.0% ------------------------------------------------------------------------- ->flonum [187] 100.0% [199] 336(0.7%) 336(0.7%) ??? ...ects/racket/contract/private/guts.rkt:746:8 ------------------------------------------------------------------------- mk-ival [192] 100.0% [200] 310(0.6%) 0(0.0%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 ??? [211] 100.0% ------------------------------------------------------------------------- best-alt [193] 100.0% [201] 300(0.6%) 0(0.0%) argmins ...lies/herbie/develop/src/common.rkt:93:0 ??? [208] 100.0% ------------------------------------------------------------------------- get-ffi-obj* [194] 100.0% [202] 292(0.6%) 292(0.6%) get-ffi-lib9 ...-7.0/collects/ffi/unsafe.rkt:121:0 ------------------------------------------------------------------------- ival-sub [191] 24.6% bf* [198] 75.4% [203] 1172(2.3%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfsub [209] 100.0% ------------------------------------------------------------------------- classify-ival [196] 100.0% [204] 664(1.3%) 300(0.6%) ...higher-order.rkt:357:33 (unknown source) ??? [210] 54.8% ------------------------------------------------------------------------- return/no-unsupplied [195] 100.0% [205] 612(1.2%) 612(1.2%) filter ...0/collects/racket/private/list.rkt:256:2 ------------------------------------------------------------------------- classify-ival [196] 100.0% [206] 564(1.1%) 564(1.1%) force ...collects/racket/private/promise.rkt:109:0 ------------------------------------------------------------------------- ??? [197] 100.0% [207] 324(0.6%) 324(0.6%) ??? ...ects/racket/contract/private/prop.rkt:274:4 ------------------------------------------------------------------------- argmins [201] 100.0% [208] 300(0.6%) 0(0.0%) ??? ...lies/herbie/develop/src/mainloop.rkt:108:19 errors [60] 100.0% ------------------------------------------------------------------------- ??? [203] 100.0% [209] 1172(2.3%) 274(0.5%) bfsub ...-lib/math/private/bigfloat/mpfr.rkt:821:4 ??? [211] 76.6% ------------------------------------------------------------------------- ...higher-order.rkt:357:33 [204] 100.0% [210] 364(0.7%) 364(0.7%) ??? ...cts/racket/contract/private/list.rkt:209:10 ------------------------------------------------------------------------- ->flonum [187] 18.6% bf [200] 20.9% bfsub [209] 60.5% [211] 1484(2.9%) 1484(2.9%) ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4 -------------------------------------------------------------------------