Profiling results ----------------- Total cpu time observed: 27734ms (out of 28164ms) Number of samples taken: 74 (once every 375ms) ======================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================== ??? [12] 100.0% [1] 27734(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [7] 100.0% ------------------------------------------------------------------------ ??? [12] 100.0% [2] 8204(29.6%) 0(0.0%) run-improve40 ...ie/develop/src/mainloop.rkt:340:0 for-loop [8] 87.5% loop [18] 12.5% ------------------------------------------------------------------------ loop [58] 100.0% [3] 6426(23.2%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 ??? [78] 100.0% ------------------------------------------------------------------------ ??? [12] 100.0% [4] 1494(5.4%) 0(0.0%) oracle-error ...erbie/develop/src/points.rkt:207:0 for-loop [9] 100.0% ------------------------------------------------------------------------ ??? [12] 100.0% [5] 976(3.5%) 0(0.0%) get-final-combination ...op/src/mainloop.rkt:361:0 infer-splitpoints [10] 100.0% ------------------------------------------------------------------------ ??? [12] 100.0% [6] 928(3.3%) 0(0.0%) eval-errors ...herbie/develop/src/points.rkt:198:0 for-loop [11] 100.0% ------------------------------------------------------------------------ profile-thunk16 [1] 100.0% [7] 27734(100.0%) 0(0.0%) run ...et-7.0/share/pkgs/profile-lib/main.rkt:39:2 ??? [12] 100.0% ------------------------------------------------------------------------ run-improve40 [2] 100.0% [8] 7178(25.9%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:355:4 run-iter! [13] 100.0% ------------------------------------------------------------------------ oracle-error [4] 100.0% [9] 1494(5.4%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:208:2 loop [58] 60.2% map [14] 39.8% ------------------------------------------------------------------------ get-final-combination [5] 100.0% [10] 976(3.5%) 0(0.0%) infer-splitpoints ...lop/src/core/regimes.rkt:34:0 for-loop [15] 66.2% exprs-to-branch-on [16] 33.8% ------------------------------------------------------------------------ eval-errors [6] 100.0% [11] 928(3.3%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:200:2 ??? [78] 64.7% point-error [17] 35.3% ------------------------------------------------------------------------ run [7] 50.0% [12] 27734(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 50.0% loop [18] 27.4% run-improve40 [2] 14.8% oracle-error [4] 2.7% get-final-combination [5] 1.8% eval-errors [6] 1.7% errors [67] 1.1% for-loop [25] 0.6% ------------------------------------------------------------------------ for-loop [8] 100.0% [13] 7178(25.9%) 0(0.0%) run-iter! ...herbie/develop/src/mainloop.rkt:321:0 finalize-iter! [19] 68.2% localize! [20] 13.3% simplify! [21] 9.5% choose-best-alt! [23] 4.9% gen-series! [26] 4.0% ------------------------------------------------------------------------ loop [58] 33.7% for-loop [9] 66.3% [14] 896(3.2%) 0(0.0%) map ...t-7.0/collects/racket/private/map.rkt:35:13 ??? [68] 66.3% ??? [81] 33.7% ------------------------------------------------------------------------ infer-splitpoints [10] 100.0% [15] 646(2.3%) 0(0.0%) for-loop ...rbie/develop/src/core/regimes.rkt:46:6 option-on-expr [22] 100.0% ------------------------------------------------------------------------ infer-splitpoints [10] 100.0% [16] 330(1.2%) 0(0.0%) exprs-to-branch-on ...op/src/core/regimes.rkt:58:0 all-critical-subexpressions [24]100.0% ------------------------------------------------------------------------ for-loop [11] 100.0% [17] 328(1.2%) 0(0.0%) point-error ...herbie/develop/src/points.rkt:190:0 ulp-difference [70] 100.0% ------------------------------------------------------------------------ run-improve40 [2] 6.3% ??? [12] 93.7% [18] 16224(58.5%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:305:2 loop [38] 65.9% loop [28] 28.0% make-exacts-halfpoints [31] 2.2% for-loop [33] 2.0% filter-p&e [36] 1.9% ------------------------------------------------------------------------ run-iter! [13] 100.0% [19] 4896(17.7%) 0(0.0%) finalize-iter! ...e/develop/src/mainloop.rkt:272:0 ??? [27] 100.0% ------------------------------------------------------------------------ run-iter! [13] 100.0% [20] 954(3.4%) 0(0.0%) localize! ...herbie/develop/src/mainloop.rkt:120:0 localize-error [29] 100.0% ------------------------------------------------------------------------ run-iter! [13] 100.0% [21] 684(2.5%) 0(0.0%) simplify! ...herbie/develop/src/mainloop.rkt:217:0 ??? [30] 100.0% ------------------------------------------------------------------------ for-loop [15] 100.0% [22] 646(2.3%) 0(0.0%) option-on-expr ...velop/src/core/regimes.rkt:146:0 sort-context-on-expr [34] 50.2% err-lsts->split-indices [35] 49.8% ------------------------------------------------------------------------ run-iter! [13] 100.0% [23] 354(1.3%) 0(0.0%) choose-best-alt! ...develop/src/mainloop.rkt:111:0 ??? [27] 100.0% ------------------------------------------------------------------------ exprs-to-branch-on [16] 100.0% [24] 330(1.2%) 0(0.0%) all-critical-subexpressions ...re/regimes.rkt:75:0 for-loop [32] 100.0% ------------------------------------------------------------------------ ??? [12] 100.0% [25] 308(1.1%) 0(0.0%) for-loop ...es/herbie/develop/src/sandbox.rkt:70:8 errors-score [37] 100.0% ------------------------------------------------------------------------ run-iter! [13] 100.0% [26] 290(1.0%) 290(1.0%) gen-series! ...rbie/develop/src/mainloop.rkt:153:0 ------------------------------------------------------------------------ choose-best-alt! [23] 6.7% finalize-iter! [19] 93.3% [27] 5250(18.9%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:388:18 for-loop [39] 93.3% ??? [43] 6.7% ------------------------------------------------------------------------ loop [18] 100.0% [28] 4540(16.4%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:259:2 loop [38] 54.5% make-exacts-walkup [40] 45.5% ------------------------------------------------------------------------ localize! [20] 100.0% [29] 954(3.4%) 0(0.0%) localize-error ...velop/src/core/localize.rkt:52:0 hash-ref! [41] 100.0% ------------------------------------------------------------------------ simplify! [21] 100.0% [30] 684(2.5%) 0(0.0%) ??? ...s/herbie/develop/src/core/simplify.rkt:29:0 loop [42] 100.0% ------------------------------------------------------------------------ loop [18] 100.0% [31] 352(1.3%) 0(0.0%) make-exacts-halfpoints ...lop/src/points.rkt:257:0 make-exacts-walkup [40] 100.0% ------------------------------------------------------------------------ all-critical-subexpressions [24]100.0% [32] 330(1.2%) 330(1.2%) for-loop ...rbie/develop/src/core/regimes.rkt:79:2 ------------------------------------------------------------------------ loop [18] 100.0% [33] 326(1.2%) 0(0.0%) for-loop ...s/herbie/develop/src/points.rkt:324:31 for-loop [44] 100.0% ------------------------------------------------------------------------ option-on-expr [22] 100.0% [34] 324(1.2%) 0(0.0%) sort-context-on-expr ...src/core/regimes.rkt:141:0 ??? [45] 100.0% ------------------------------------------------------------------------ option-on-expr [22] 100.0% [35] 322(1.2%) 0(0.0%) err-lsts->split-indices .../core/regimes.rkt:278:0 loop [46] 100.0% ------------------------------------------------------------------------ loop [18] 100.0% [36] 312(1.1%) 0(0.0%) filter-p&e .../herbie/develop/src/points.rkt:272:0 for-loop [47] 100.0% ------------------------------------------------------------------------ for-loop [25] 100.0% [37] 308(1.1%) 0(0.0%) errors-score ...erbie/develop/src/points.rkt:215:0 loop [48] 100.0% ------------------------------------------------------------------------ loop [28] 18.8% loop [18] 81.2% [38] 13168(47.5%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:242:4 loop [58] 100.0% ------------------------------------------------------------------------ ??? [27] 100.0% [39] 4896(17.7%) 0(0.0%) for-loop ...ie/develop/src/core/alt-table.rkt:51:2 atab-add-altn [49] 80.3% loop [50] 19.7% ------------------------------------------------------------------------ make-exacts-halfpoints [31] 14.6% loop [28] 85.4% [40] 2418(8.7%) 0(0.0%) make-exacts-walkup ...develop/src/points.rkt:239:0 loop [58] 85.4% eval-prog [54] 14.6% ------------------------------------------------------------------------ loop [58] 15.8% localize-error [29] 84.2% [41] 954(3.4%) 0(0.0%) hash-ref! .../racket/private/more-scheme.rkt:376:2 parse-loop15 [51] 100.0% ------------------------------------------------------------------------ ??? [30] 100.0% [42] 684(2.5%) 0(0.0%) loop .../herbie/develop/src/core/simplify.rkt:44:2 one-iter [52] 100.0% ------------------------------------------------------------------------ ??? [27] 100.0% [43] 354(1.3%) 0(0.0%) ??? .../herbie/develop/src/core/alt-table.rkt:54:0 ??? [81] 100.0% ------------------------------------------------------------------------ for-loop [33] 100.0% [44] 326(1.2%) 0(0.0%) for-loop ...s/herbie/develop/src/points.rkt:325:32 random-posit16 [55] 100.0% ------------------------------------------------------------------------ sort-context-on-expr [34] 100.0% [45] 324(1.2%) 0(0.0%) ??? ...-7.0/collects/racket/private/sort.rkt:369:3 generic-sort/key [56] 100.0% ------------------------------------------------------------------------ err-lsts->split-indices [35] 100.0% [46] 322(1.2%) 0(0.0%) loop .../herbie/develop/src/core/regimes.rkt:329:4 for-loop [57] 100.0% ------------------------------------------------------------------------ filter-p&e [36] 100.0% [47] 312(1.1%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:274:2 ordinary-value? [53] 100.0% ------------------------------------------------------------------------ errors-score [37] 100.0% [48] 308(1.1%) 0(0.0%) loop .../racket-7.0/collects/racket/list.rkt:559:2 ordinary-value? [53] 100.0% ------------------------------------------------------------------------ for-loop [39] 100.0% [49] 3932(14.2%) 0(0.0%) atab-add-altn ...elop/src/core/alt-table.rkt:200:0 override-at-pnts [59] 62.2% best-and-tied-at-points [60] 37.8% ------------------------------------------------------------------------ for-loop [39] 100.0% [50] 964(3.5%) 0(0.0%) loop ...erbie/develop/src/core/alt-table.rkt:174:2 loop [63] 61.6% loop [64] 38.4% ------------------------------------------------------------------------ hash-ref! [41] 100.0% [51] 954(3.4%) 0(0.0%) parse-loop15 ...s/racket/match/compiler.rkt:418:15 loop [62] 68.3% loop [58] 31.7% ------------------------------------------------------------------------ loop [42] 100.0% [52] 684(2.5%) 0(0.0%) one-iter ...ie/develop/src/core/simplify.rkt:100:0 for-loop [61] 100.0% ------------------------------------------------------------------------ loop [48] 49.7% for-loop [47] 50.3% [53] 620(2.2%) 620(2.2%) ordinary-value? ...rbie/develop/src/float.rkt:54:0 ------------------------------------------------------------------------ make-exacts-walkup [40] 100.0% [54] 352(1.3%) 0(0.0%) eval-prog ...herbie/develop/src/programs.rkt:130:0 loop [65] 100.0% ------------------------------------------------------------------------ for-loop [44] 100.0% [55] 326(1.2%) 326(1.2%) random-posit16 ...softposit-rkt/softposit.rkt:64:0 ------------------------------------------------------------------------ ??? [45] 100.0% [56] 324(1.2%) 0(0.0%) generic-sort/key .../racket/private/sort.rkt:156:2 loop [66] 100.0% ------------------------------------------------------------------------ loop [46] 100.0% [57] 322(1.2%) 322(1.2%) for-loop ...bie/develop/src/core/regimes.rkt:294:4 ------------------------------------------------------------------------ parse-loop15 [51] 0.0% loop! [79] 0.2% loop [38] 0.3% make-exacts-walkup [40] 0.4% for-loop [9] 5.4% loop [58] 93.7% [58] 16792(60.5%) 322(1.2%) loop ...-7.0/collects/racket/private/map.rkt:40:19 loop [58] 93.7% ??? [78] 1.9% ??? [68] 1.8% ulp-difference [70] 1.8% ??? [81] 0.3% composed [3] 0.2% loop! [79] 0.2% hash-ref! [41] 0.0% map [14] 0.0% ??? [84] 0.0% ------------------------------------------------------------------------ atab-add-altn [49] 100.0% [59] 2446(8.8%) 0(0.0%) override-at-pnts ...p/src/core/alt-table.rkt:135:0 errors [67] 100.0% ------------------------------------------------------------------------ atab-add-altn [49] 100.0% [60] 1486(5.4%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:112:0 errors [67] 100.0% ------------------------------------------------------------------------ one-iter [52] 100.0% [61] 684(2.5%) 0(0.0%) for-loop ...ie/develop/src/core/simplify.rkt:101:2 apply-match [69] 100.0% ------------------------------------------------------------------------ parse-loop15 [51] 1.3% loop [62] 98.7% [62] 652(2.4%) 0(0.0%) loop ...-7.0/collects/racket/private/map.rkt:54:19 loop [62] 98.7% ??? [81] 1.3% ------------------------------------------------------------------------ loop [50] 100.0% [63] 594(2.1%) 594(2.1%) loop ...-7.0/collects/racket/private/hash.rkt:20:4 ------------------------------------------------------------------------ loop [50] 6.2% loop [64] 93.8% [64] 370(1.3%) 370(1.3%) loop ...racket-7.0/collects/racket/list.rkt:434:28 loop [64] 93.8% ------------------------------------------------------------------------ loop [65] 33.3% expand-capturing-lifts [71] 33.3% eval-prog [54] 33.3% [65] 352(1.3%) 0(0.0%) loop (unknown source) expand-capturing-lifts [71] 33.3% loop [65] 33.3% for-loop [72] 33.3% ------------------------------------------------------------------------ generic-sort/key [56] 100.0% [66] 324(1.2%) 0(0.0%) loop ...7.0/collects/racket/private/sort.rkt:96:12 ??? [78] 100.0% ------------------------------------------------------------------------ ??? [106] 7.2% ??? [12] 12.7% best-and-tied-at-points [60] 30.3% override-at-pnts [59] 49.8% [67] 4912(17.7%) 0(0.0%) errors ...lies/herbie/develop/src/points.rkt:223:0 for-loop [73] 100.0% ------------------------------------------------------------------------ loop [58] 33.3% map [14] 66.7% [68] 890(3.2%) 296(1.1%) ??? ...htlies/herbie/develop/src/points.rkt:209:26 ??? [81] 33.5% ??? [78] 33.3% ------------------------------------------------------------------------ for-loop [61] 100.0% [69] 684(2.5%) 0(0.0%) apply-match .../develop/src/core/simplify.rkt:73:0 for-loop [74] 100.0% ------------------------------------------------------------------------ loop [58] 47.4% point-error [17] 52.6% [70] 624(2.2%) 328(1.2%) ulp-difference ...erbie/develop/src/float.rkt:14:0 f24 [77] 47.4% ------------------------------------------------------------------------ loop [65] 100.0% [71] 352(1.3%) 0(0.0%) expand-capturing-lifts (unknown source) loop [65] 100.0% ------------------------------------------------------------------------ run-module-instance!125 [76] 50.0% loop [65] 50.0% [72] 352(1.3%) 0(0.0%) for-loop (unknown source) run-module-instance!125 [76] 50.0% [running body] [75] 50.0% ------------------------------------------------------------------------ errors [67] 100.0% [73] 4912(17.7%) 300(1.1%) for-loop ...es/herbie/develop/src/points.rkt:225:2 ??? [78] 62.8% ??? [81] 25.0% ??? [84] 6.1% ------------------------------------------------------------------------ apply-match [69] 100.0% [74] 684(2.5%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:87:2 loop! [79] 100.0% ------------------------------------------------------------------------ for-loop [72] 100.0% [75] 352(1.3%) 0(0.0%) [running body] ...e/experimental/contract.rkt":##f ??? [80] 100.0% ------------------------------------------------------------------------ for-loop [72] 100.0% [76] 352(1.3%) 0(0.0%) run-module-instance!125 (unknown source) for-loop [72] 100.0% ------------------------------------------------------------------------ ulp-difference [70] 100.0% [77] 296(1.1%) 296(1.1%) f24 ...0/collects/racket/match/compiler.rkt:507:40 ------------------------------------------------------------------------ ??? [68] 2.2% loop [66] 2.4% for-loop [11] 4.5% loop [58] 19.7% for-loop [73] 23.1% composed [3] 48.1% [78] 13362(48.2%) 0(0.0%) ??? ...tlies/herbie/develop/src/programs.rkt:146:2 ->bf [82] 54.8% ??? [83] 31.6% ??? [81] 6.8% ??? [84] 6.8% ------------------------------------------------------------------------ loop [58] 34.7% for-loop [74] 65.3% [79] 684(2.5%) 0(0.0%) loop! ...s/herbie/develop/src/core/enode.rkt:190:2 custom-set-union [87] 48.0% loop [58] 34.7% set [85] 17.3% ------------------------------------------------------------------------ [running body] [75] 100.0% [80] 352(1.3%) 0(0.0%) ??? ...llects/racket/contract/combinator.rkt:270:9 ??? [86] 100.0% ------------------------------------------------------------------------ ??? [68] 3.1% map [14] 3.2% ??? [43] 3.7% loop [62] 6.8% ??? [78] 9.5% for-loop [73] 12.8% loop [58] 60.9% [81] 9566(34.5%) 682(2.5%) ??? ...tract/private/arrow-higher-order.rkt:357:33 ->flonum [89] 51.6% double->posit16 [90] 37.6% best-alt [93] 3.7% ------------------------------------------------------------------------ ??? [78] 100.0% [82] 7326(26.4%) 2278(8.2%) ->bf ...tlies/herbie/develop/src/programs.rkt:62:0 bf [88] 68.9% ------------------------------------------------------------------------ ??? [78] 100.0% [83] 4220(15.2%) 1262(4.6%) ??? ...t-7.0/collects/racket/private/kw.rkt:592:14 big-posit16-mul [92] 33.7% double->posit16 [90] 29.3% create-quire1633 [95] 7.1% ------------------------------------------------------------------------ for-loop [73] 19.5% loop [58] 22.0% ??? [78] 58.5% [84] 1546(5.6%) 0(0.0%) ??? ...ects/racket/contract/private/prop.rkt:519:4 ??? [91] 100.0% ------------------------------------------------------------------------ loop! [79] 100.0% [85] 356(1.3%) 356(1.3%) set ...collects/racket/private/set-types.rkt:981:0 ------------------------------------------------------------------------ ??? [80] 100.0% [86] 352(1.3%) 352(1.3%) ??? ...ects/racket/contract/private/guts.rkt:746:8 ------------------------------------------------------------------------ loop! [79] 100.0% [87] 328(1.2%) 0(0.0%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [94] 100.0% ------------------------------------------------------------------------ ->bf [82] 100.0% [88] 5048(18.2%) 708(2.6%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 new-mpfr [97] 79.1% ??? [109] 6.9% ------------------------------------------------------------------------ ??? [81] 100.0% [89] 4934(17.8%) 2188(7.9%) ->flonum ...s/herbie/develop/src/programs.rkt:38:0 ??? [98] 35.9% keyword-apply [100] 13.2% ??? [103] 6.6% ------------------------------------------------------------------------ ??? [83] 25.6% ??? [81] 74.4% [90] 4832(17.4%) 0(0.0%) double->posit16 ...ftposit-rkt/softposit.rkt:248:0 get-ffi-obj* [96] 100.0% ------------------------------------------------------------------------ ??? [84] 100.0% [91] 1546(5.6%) 1546(5.6%) ??? ...lects/racket/contract/private/orc.rkt:83:14 ------------------------------------------------------------------------ ??? [83] 100.0% [92] 1424(5.1%) 338(1.2%) big-posit16-mul .../src/syntax/softposit.rkt:110:0 bf* [99] 76.3% ------------------------------------------------------------------------ ??? [81] 100.0% [93] 354(1.3%) 0(0.0%) best-alt .../herbie/develop/src/mainloop.rkt:106:0 argmins [101] 100.0% ------------------------------------------------------------------------ custom-set-union [87] 100.0% [94] 328(1.2%) 0(0.0%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [102] 100.0% ------------------------------------------------------------------------ ??? [83] 100.0% [95] 298(1.1%) 298(1.1%) create-quire1633 ...tposit-rkt/softposit.rkt:175:0 ------------------------------------------------------------------------ double->posit16 [90] 100.0% [96] 4832(17.4%) 1338(4.8%) get-ffi-obj* ...-7.0/collects/ffi/unsafe.rkt:209:2 get-ffi-lib9 [104] 72.3% ------------------------------------------------------------------------ bf [88] 100.0% [97] 3994(14.4%) 3994(14.4%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 ------------------------------------------------------------------------ ->flonum [89] 100.0% [98] 1772(6.4%) 1772(6.4%) ??? ...s/racket/contract/private/arr-i.rkt:1252:29 ------------------------------------------------------------------------ big-posit16-mul [92] 100.0% [99] 1086(3.9%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [105] 100.0% ------------------------------------------------------------------------ ->flonum [89] 100.0% [100] 650(2.3%) 650(2.3%) keyword-apply ...lects/racket/private/kw.rkt:421:2 ------------------------------------------------------------------------ best-alt [93] 100.0% [101] 354(1.3%) 0(0.0%) argmins ...lies/herbie/develop/src/common.rkt:93:0 ??? [106] 100.0% ------------------------------------------------------------------------ for-loop [94] 100.0% [102] 328(1.2%) 328(1.2%) for-loop ...cts/racket/private/set-types.rkt:178:5 ------------------------------------------------------------------------ ->flonum [89] 100.0% [103] 324(1.2%) 324(1.2%) ??? ...-7.0/collects/racket/lazy-require.rkt:106:6 ------------------------------------------------------------------------ get-ffi-obj* [96] 100.0% [104] 3494(12.6%) 1418(5.1%) get-ffi-lib9 ...-7.0/collects/ffi/unsafe.rkt:121:0 get-cross-lib-search-dirs [107] 59.4% ------------------------------------------------------------------------ bf* [99] 100.0% [105] 1086(3.9%) 372(1.3%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfmul [108] 65.7% ------------------------------------------------------------------------ argmins [101] 100.0% [106] 354(1.3%) 0(0.0%) ??? ...lies/herbie/develop/src/mainloop.rkt:108:19 errors [67] 100.0% ------------------------------------------------------------------------ get-ffi-lib9 [104] 100.0% [107] 2076(7.5%) 2076(7.5%) get-cross-lib-search-dirs ...rivate/dirs.rkt:168:7 ------------------------------------------------------------------------ ??? [105] 100.0% [108] 714(2.6%) 350(1.3%) bfmul ...-lib/math/private/bigfloat/mpfr.rkt:821:4 ??? [109] 51.0% ------------------------------------------------------------------------ bf [88] 48.7% bfmul [108] 51.3% [109] 710(2.6%) 710(2.6%) ??? /opt/racket-7.0/collects/ffi/unsafe.rkt:898:4 ------------------------------------------------------------------------