Profiling results ----------------- Total cpu time observed: 70016ms (out of 70916ms) Number of samples taken: 195 (once every 359ms) (Hiding functions with self<1.0% and local<2.0%: 3 of 109 hidden) ================================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ================================================================================= ??? [5] 100.0% [1] 70016(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [3] 100.0% --------------------------------------------------------------------------------- ??? [5] 100.0% [2] 2354(3.4%) 0(0.0%) errors ...lies/herbie/develop/src/points.rkt:223:0 for-loop [4] 100.0% --------------------------------------------------------------------------------- profile-thunk16 [1] 100.0% [3] 70016(100.0%) 0(0.0%) run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2 ??? [5] 100.0% --------------------------------------------------------------------------------- errors [2] 100.0% [4] 2354(3.4%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:225:2 ??? [5] 100.0% --------------------------------------------------------------------------------- for-loop [4] 1.1% run [3] 49.4% [5] 70016(100.0%) 306(0.4%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 49.4% run-improve43 [6] 33.3% prepare-points [14] 13.6% errors [2] 1.1% eval-errors [7] 0.7% ??? [71] 0.5% oracle-error [8] 0.4% ordinary-value? [26] 0.3% ulp-difference [15] 0.3% --------------------------------------------------------------------------------- ??? [5] 100.0% [6] 46652(66.6%) 0(0.0%) run-improve43 ...ie/develop/src/mainloop.rkt:339:0 simplify! [9] 98.8% for-loop [12] 0.6% --------------------------------------------------------------------------------- ??? [5] 100.0% [7] 1024(1.5%) 0(0.0%) eval-errors ...herbie/develop/src/points.rkt:198:0 for-loop [10] 100.0% --------------------------------------------------------------------------------- ??? [5] 100.0% [8] 608(0.9%) 0(0.0%) oracle-error ...erbie/develop/src/points.rkt:207:0 for-loop [11] 100.0% --------------------------------------------------------------------------------- run-improve43 [6] 100.0% [9] 46078(65.8%) 0(0.0%) simplify! ...herbie/develop/src/mainloop.rkt:217:0 ??? [13] 100.0% --------------------------------------------------------------------------------- eval-errors [7] 100.0% [10] 1024(1.5%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:200:2 ulp-difference [15] 66.2% ??? [71] 33.8% --------------------------------------------------------------------------------- oracle-error [8] 100.0% [11] 608(0.9%) 0(0.0%) for-loop ...es/herbie/develop/src/points.rkt:208:2 loop [63] 100.0% --------------------------------------------------------------------------------- run-improve43 [6] 100.0% [12] 298(0.4%) 0(0.0%) for-loop .../herbie/develop/src/mainloop.rkt:354:4 run-iter! [16] 100.0% --------------------------------------------------------------------------------- simplify! [9] 100.0% [13] 46078(65.8%) 0(0.0%) ??? ...s/herbie/develop/src/core/simplify.rkt:26:0 for-loop [17] 93.2% loop [19] 6.2% one-iter [22] 0.6% --------------------------------------------------------------------------------- ??? [5] 98.6% [14] 19348(27.6%) 0(0.0%) prepare-points ...bie/develop/src/points.rkt:166:0 loop [18] 100.0% --------------------------------------------------------------------------------- ??? [5] 48.0% for-loop [10] 52.0% [15] 1304(1.9%) 308(0.4%) ulp-difference ...erbie/develop/src/float.rkt:46:0 infer-representation [20] 76.4% --------------------------------------------------------------------------------- for-loop [12] 100.0% [16] 298(0.4%) 0(0.0%) run-iter! ...herbie/develop/src/mainloop.rkt:320:0 finalize-iter! [21] 100.0% --------------------------------------------------------------------------------- ??? [13] 100.0% [17] 42966(61.4%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:33:2 one-iter [22] 100.0% --------------------------------------------------------------------------------- prepare-points [14] 100.0% [18] 19348(27.6%) 0(0.0%) loop ...htlies/herbie/develop/src/points.rkt:143:4 loop [23] 89.3% ??? [25] 9.1% ordinary-value? [26] 1.6% --------------------------------------------------------------------------------- ??? [13] 100.0% [19] 2842(4.1%) 0(0.0%) loop ...herbie/develop/src/core/simplify.rkt:142:2 for-loop [24] 100.0% --------------------------------------------------------------------------------- ulp-difference [15] 100.0% [20] 996(1.4%) 996(1.4%) infer-representation ...develop/src/float.rkt:15:0 --------------------------------------------------------------------------------- run-iter! [16] 100.0% [21] 298(0.4%) 0(0.0%) finalize-iter! ...e/develop/src/mainloop.rkt:271:0 ??? [53] 100.0% --------------------------------------------------------------------------------- ??? [13] 0.6% for-loop [17] 99.4% [22] 43236(61.8%) 340(0.5%) one-iter ...bie/develop/src/core/simplify.rkt:85:0 for-loop [27] 80.7% find-matches [28] 18.5% --------------------------------------------------------------------------------- loop [18] 100.0% [23] 17278(24.7%) 776(1.1%) loop ...htlies/herbie/develop/src/points.rkt:102:2 ??? [71] 95.5% --------------------------------------------------------------------------------- loop [19] 100.0% [24] 2842(4.1%) 338(0.5%) for-loop ...ie/develop/src/core/simplify.rkt:148:4 argmin [30] 32.7% loop [31] 22.2% expression-cost [35] 21.7% for-loop [32] 11.4% --------------------------------------------------------------------------------- loop [18] 100.0% [25] 1764(2.5%) 0(0.0%) ??? ...ghtlies/herbie/develop/src/points.rkt:127:2 ??? [86] 100.0% --------------------------------------------------------------------------------- loop [18] 29.9% ??? [5] 70.1% [26] 1022(1.5%) 0(0.0%) ordinary-value? ...rbie/develop/src/float.rkt:80:0 special-value? [29] 100.0% --------------------------------------------------------------------------------- one-iter [22] 100.0% [27] 34898(49.8%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:94:2 loop [33] 99.1% update-leader! [50] 0.9% --------------------------------------------------------------------------------- one-iter [22] 100.0% [28] 7998(11.4%) 0(0.0%) find-matches ...develop/src/core/simplify.rkt:55:0 for-loop [34] 100.0% --------------------------------------------------------------------------------- ordinary-value? [26] 100.0% [29] 1022(1.5%) 0(0.0%) special-value? ...erbie/develop/src/float.rkt:76:0 for-loop [36] 100.0% --------------------------------------------------------------------------------- for-loop [24] 100.0% [30] 930(1.3%) 0(0.0%) argmin ...acket-7.2/collects/racket/list.rkt:765:0 expression-cost [35] 100.0% --------------------------------------------------------------------------------- for-loop [24] 100.0% [31] 632(0.9%) 0(0.0%) loop .../racket-7.2/collects/racket/list.rkt:751:4 expression-cost [35] 100.0% --------------------------------------------------------------------------------- for-loop [24] 100.0% [32] 324(0.5%) 324(0.5%) for-loop ...e/develop/src/core/simplify.rkt:152:16 --------------------------------------------------------------------------------- loop [33] 5.5% for-loop [27] 94.5% [33] 34576(49.4%) 0(0.0%) loop .../herbie/develop/src/core/simplify.rkt:99:4 apply-match [37] 94.5% loop [33] 5.5% --------------------------------------------------------------------------------- for-loop [34] 50.0% find-matches [28] 50.0% [34] 7998(11.4%) 368(0.5%) for-loop ...bie/develop/src/core/simplify.rkt:57:8 for-loop [34] 50.0% match-e [40] 47.7% --------------------------------------------------------------------------------- for-loop [24] 28.3% loop [31] 29.0% argmin [30] 42.7% [35] 2180(3.1%) 0(0.0%) expression-cost .../develop/src/programs.rkt:157:0 compile [38] 100.0% --------------------------------------------------------------------------------- special-value? [29] 100.0% [36] 1022(1.5%) 306(0.4%) for-loop ...lies/herbie/develop/src/float.rkt:17:3 return/no-unsupplied [39] 70.1% --------------------------------------------------------------------------------- loop [33] 100.0% [37] 34576(49.4%) 0(0.0%) apply-match .../develop/src/core/simplify.rkt:64:0 for-loop [41] 46.1% match-e [40] 44.5% set [65] 9.4% --------------------------------------------------------------------------------- expression-cost [35] 100.0% [38] 2180(3.1%) 0(0.0%) compile ...s/herbie/develop/src/programs.rkt:134:0 hash-ref! [42] 100.0% --------------------------------------------------------------------------------- for-loop [36] 100.0% [39] 716(1.0%) 392(0.6%) return/no-unsupplied ...ct/private/arr-i.rkt:542:0 filter [58] 45.3% --------------------------------------------------------------------------------- for-loop [34] 23.2% apply-match [37] 34.6% for-loop [49] 42.2% [40] 23018(32.9%) 1262(1.8%) match-e ...herbie/develop/src/core/ematch.rkt:39:0 for-loop [43] 90.9% ??? [53] 2.8% variable? [45] 2.3% constant? [48] 0.5% --------------------------------------------------------------------------------- apply-match [37] 100.0% [41] 15950(22.8%) 0(0.0%) for-loop ...bie/develop/src/core/simplify.rkt:77:2 merge-egraph-nodes! [44] 82.5% dedup-children! [64] 11.6% mk-enode! [66] 3.9% substitute-e [47] 2.1% --------------------------------------------------------------------------------- ??? [46] 24.1% compile [38] 75.9% [42] 2180(3.1%) 1870(2.7%) hash-ref! .../racket/private/more-scheme.rkt:376:2 ??? [46] 31.3% --------------------------------------------------------------------------------- match-e [40] 100.0% [43] 22668(32.4%) 9892(14.1%) for-loop ...rbie/develop/src/core/ematch.rkt:52:11 for-loop [49] 54.1% do-curry [54] 4.8% loop [63] 4.2% procedure-reduce-keyword-arity-mask [55] 4.1% keyword-apply [59] 2.1% foldr [57] 1.5% foldl [76] 1.4% filter [58] 0.7% --------------------------------------------------------------------------------- merge-egraph-nodes! [44] 5.8% for-loop [51] 19.3% for-loop [41] 74.8% [44] 13156(18.8%) 0(0.0%) merge-egraph-nodes! ...p/src/core/egraph.rkt:143:0 update-leader! [50] 31.8% loop! [52] 29.4% for-loop [51] 21.7% dedup-children! [64] 8.8% merge-egraph-nodes! [44] 5.8% enode-merge! [61] 2.5% --------------------------------------------------------------------------------- match-e [40] 100.0% [45] 1582(2.3%) 0(0.0%) variable? ...e/develop/src/syntax/syntax.rkt:724:0 ??? [53] 60.7% value? [56] 39.3% --------------------------------------------------------------------------------- hash-ref! [42] 100.0% [46] 944(1.3%) 310(0.4%) ??? ...tlies/herbie/develop/src/programs.rkt:142:5 hash-ref! [42] 83.6% --------------------------------------------------------------------------------- for-loop [41] 100.0% [47] 328(0.5%) 0(0.0%) substitute-e ...e/develop/src/core/ematch.rkt:64:0 for-loop [60] 100.0% --------------------------------------------------------------------------------- match-e [40] 100.0% [48] 322(0.5%) 0(0.0%) constant? ...e/develop/src/syntax/syntax.rkt:721:0 value? [56] 100.0% --------------------------------------------------------------------------------- for-loop [43] 100.0% [49] 18472(26.4%) 950(1.4%) for-loop ...rbie/develop/src/core/ematch.rkt:58:37 match-e [40] 95.6% ??? [68] 1.8% --------------------------------------------------------------------------------- for-loop [27] 5.8% merge-egraph-nodes! [44] 94.2% [50] 5562(7.9%) 0(0.0%) update-leader! ...evelop/src/core/egraph.rkt:211:0 for-loop [62] 100.0% --------------------------------------------------------------------------------- merge-egraph-nodes! [44] 100.0% [51] 5506(7.9%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:197:4 merge-egraph-nodes! [44] 94.3% dedup-children! [64] 5.7% --------------------------------------------------------------------------------- loop [63] 30.6% merge-egraph-nodes! [44] 69.4% [52] 4856(6.9%) 1350(1.9%) loop! ...s/herbie/develop/src/core/enode.rkt:190:2 loop [63] 37.0% custom-set-union [75] 35.8% set [65] 9.8% update-en-expr [101] 3.5% --------------------------------------------------------------------------------- finalize-iter! [21] 9.3% variable? [45] 29.9% match-e [40] 60.8% [53] 3208(4.6%) 2910(4.2%) ??? ...contract/private/arrow-val-first.rkt:390:18 atab-min-errors [70] 9.3% --------------------------------------------------------------------------------- for-loop [43] 100.0% [54] 1898(2.7%) 1898(2.7%) do-curry ...-7.2/collects/racket/function.rkt:71:2 --------------------------------------------------------------------------------- for-loop [43] 100.0% [55] 1556(2.2%) 1556(2.2%) procedure-reduce-keyword-arity-mask ....rkt:1562:4 --------------------------------------------------------------------------------- constant? [48] 34.1% variable? [45] 65.9% [56] 944(1.3%) 944(1.3%) value? ...herbie/develop/src/syntax/types.rkt:18:0 --------------------------------------------------------------------------------- for-loop [43] 100.0% [57] 670(1.0%) 0(0.0%) foldr ....2/collects/racket/private/list.rkt:242:4 cp-2 [67] 100.0% --------------------------------------------------------------------------------- return/no-unsupplied [39] 48.9% for-loop [43] 51.1% [58] 662(0.9%) 662(0.9%) filter ...2/collects/racket/private/list.rkt:256:2 --------------------------------------------------------------------------------- for-loop [43] 100.0% [59] 640(0.9%) 640(0.9%) keyword-apply ...lects/racket/private/kw.rkt:423:2 --------------------------------------------------------------------------------- substitute-e [47] 100.0% [60] 328(0.5%) 0(0.0%) for-loop ...rbie/develop/src/core/ematch.rkt:73:24 mk-enode! [66] 100.0% --------------------------------------------------------------------------------- merge-egraph-nodes! [44] 100.0% [61] 328(0.5%) 0(0.0%) enode-merge! ...e/develop/src/core/enode.rkt:127:0 adopt-enode! [69] 100.0% --------------------------------------------------------------------------------- update-leader! [50] 100.0% [62] 5562(7.9%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:216:6 for-loop [73] 61.2% hash-update! [82] 38.8% --------------------------------------------------------------------------------- for-loop [43] 3.3% loop! [52] 6.1% for-loop [11] 12.5% loop [63] 78.0% [63] 4848(6.9%) 310(0.4%) loop ...-7.2/collects/racket/private/map.rkt:40:19 loop [63] 78.0% ??? [71] 12.5% loop! [52] 2.9% foldl [76] 0.7% --------------------------------------------------------------------------------- for-loop [51] 6.9% for-loop [41] 40.3% merge-egraph-nodes! [44] 52.8% [64] 4576(6.5%) 0(0.0%) dedup-children! ...evelop/src/core/enode.rkt:198:0 loop [72] 100.0% --------------------------------------------------------------------------------- loop! [52] 22.7% apply-match [37] 77.3% [65] 4190(6.0%) 1302(1.9%) set ...collects/racket/private/set-types.rkt:981:0 for-loop [74] 68.9% --------------------------------------------------------------------------------- for-loop [60] 34.5% for-loop [41] 65.5% [66] 950(1.4%) 656(0.9%) mk-enode! ...rbie/develop/src/core/egraph.rkt:97:0 new-enode [80] 30.9% --------------------------------------------------------------------------------- foldr [57] 100.0% [67] 670(1.0%) 354(0.5%) cp-2 .../racket-7.2/collects/racket/list.rkt:826:2 for-loop [78] 47.2% --------------------------------------------------------------------------------- for-loop [49] 100.0% [68] 338(0.5%) 0(0.0%) ??? ...ies/herbie/develop/src/core/ematch.rkt:43:5 for-loop [77] 100.0% --------------------------------------------------------------------------------- enode-merge! [61] 100.0% [69] 328(0.5%) 0(0.0%) adopt-enode! ...e/develop/src/core/enode.rkt:103:0 custom-set-union [75] 100.0% --------------------------------------------------------------------------------- ??? [53] 100.0% [70] 298(0.4%) 0(0.0%) atab-min-errors ...op/src/core/alt-table.rkt:221:0 for-loop [79] 100.0% --------------------------------------------------------------------------------- for-loop [10] 1.9% loop [63] 3.3% ??? [5] 5.5% loop [23] 89.4% [71] 18468(26.4%) 976(1.4%) ??? ...htlies/herbie/develop/src/programs.rkt:99:2 ??? [81] 54.3% ??? [86] 40.4% --------------------------------------------------------------------------------- dedup-children! [64] 48.8% loop [72] 51.2% [72] 4576(6.5%) 4576(6.5%) loop ...racket-7.2/collects/racket/list.rkt:434:17 loop [72] 51.2% --------------------------------------------------------------------------------- for-loop [62] 100.0% [73] 3404(4.9%) 0(0.0%) for-loop ...rbie/develop/src/core/egraph.rkt:217:8 hash-update! [82] 100.0% --------------------------------------------------------------------------------- set [65] 100.0% [74] 2888(4.1%) 2888(4.1%) for-loop ...cts/racket/private/set-types.rkt:937:4 --------------------------------------------------------------------------------- adopt-enode! [69] 14.7% loop! [52] 85.3% [75] 2228(3.2%) 652(0.9%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [83] 70.7% --------------------------------------------------------------------------------- loop [63] 48.6% for-loop [43] 51.4% [76] 638(0.9%) 310(0.4%) foldl ....2/collects/racket/private/list.rkt:229:4 merge2 [84] 51.4% --------------------------------------------------------------------------------- ??? [68] 100.0% [77] 338(0.5%) 338(0.5%) for-loop ...erbie/develop/src/core/ematch.rkt:44:7 --------------------------------------------------------------------------------- cp-2 [67] 100.0% [78] 316(0.5%) 316(0.5%) for-loop ...ket-7.2/collects/racket/list.rkt:827:4 --------------------------------------------------------------------------------- atab-min-errors [70] 100.0% [79] 298(0.4%) 298(0.4%) for-loop ...e/develop/src/core/alt-table.rkt:222:2 --------------------------------------------------------------------------------- mk-enode! [66] 100.0% [80] 294(0.4%) 0(0.0%) new-enode ...erbie/develop/src/core/enode.rkt:95:0 type-of-enode-expr [85] 100.0% --------------------------------------------------------------------------------- ??? [71] 100.0% [81] 10024(14.3%) 0(0.0%) ??? ...t-7.2/collects/racket/private/kw.rkt:594:14 ??? [87] 93.4% ??? [86] 6.6% --------------------------------------------------------------------------------- for-loop [62] 38.8% for-loop [73] 61.2% [82] 5562(7.9%) 0(0.0%) hash-update! ...cket/private/more-scheme.rkt:365:4 ??? [88] 100.0% --------------------------------------------------------------------------------- custom-set-union [75] 100.0% [83] 1576(2.3%) 310(0.4%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [89] 80.3% --------------------------------------------------------------------------------- foldl [76] 100.0% [84] 328(0.5%) 328(0.5%) merge2 .../herbie/develop/src/core/ematch.rkt:24:0 --------------------------------------------------------------------------------- new-enode [80] 100.0% [85] 294(0.4%) 0(0.0%) type-of-enode-expr ...elop/src/core/enode.rkt:67:0 table-ref [90] 100.0% --------------------------------------------------------------------------------- ??? [81] 6.7% ??? [25] 17.8% ??? [71] 75.5% [86] 9892(14.1%) 490(0.7%) ??? ...tract/private/arrow-higher-order.rkt:360:33 mk-ival [91] 61.9% ->flonum [95] 13.6% sample-multi-bounded [96] 12.9% ival-mult [99] 6.7% --------------------------------------------------------------------------------- ??? [81] 100.0% [87] 9364(13.4%) 330(0.5%) ??? ...tract/private/arrow-higher-order.rkt:364:33 ival-fma [93] 45.6% ival-add [94] 44.1% ival-sub [97] 6.7% --------------------------------------------------------------------------------- hash-update! [82] 100.0% [88] 5562(7.9%) 310(0.4%) ??? ...s/herbie/develop/src/core/egraph.rkt:219:24 for-loop [92] 88.7% update-en-expr [101] 5.7% --------------------------------------------------------------------------------- for-loop [83] 100.0% [89] 1266(1.8%) 1266(1.8%) for-loop ...cts/racket/private/set-types.rkt:178:5 --------------------------------------------------------------------------------- type-of-enode-expr [85] 100.0% [90] 294(0.4%) 294(0.4%) table-ref ...es/herbie/develop/src/common.rkt:41:0 --------------------------------------------------------------------------------- ??? [86] 100.0% [91] 6122(8.7%) 824(1.2%) mk-ival ...herbie/develop/src/biginterval.rkt:57:0 bf [98] 86.5% --------------------------------------------------------------------------------- ??? [88] 100.0% [92] 4936(7.0%) 4322(6.2%) for-loop ...bie/develop/src/core/egraph.rkt:220:26 update-en-expr [101] 12.4% --------------------------------------------------------------------------------- ??? [87] 100.0% [93] 4274(6.1%) 0(0.0%) ival-fma ...rbie/develop/src/biginterval.rkt:261:0 bfsub [103] 64.2% ival-mult [99] 35.8% --------------------------------------------------------------------------------- ??? [87] 100.0% [94] 4128(5.9%) 1398(2.0%) ival-add ...erbie/develop/src/biginterval.rkt:94:0 bfsub [103] 66.1% --------------------------------------------------------------------------------- ??? [86] 100.0% [95] 1346(1.9%) 0(0.0%) ->flonum ...ies/herbie/develop/src/float.rkt:149:0 ??? [100] 100.0% --------------------------------------------------------------------------------- ??? [86] 100.0% [96] 1274(1.8%) 932(1.3%) sample-multi-bounded ...evelop/src/points.rkt:15:0 for-loop [102] 26.8% --------------------------------------------------------------------------------- ??? [87] 100.0% [97] 632(0.9%) 0(0.0%) ival-sub ...rbie/develop/src/biginterval.rkt:100:0 bfsub [103] 100.0% --------------------------------------------------------------------------------- mk-ival [91] 100.0% [98] 5298(7.6%) 290(0.4%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 new-mpfr [105] 88.9% ??? [106] 5.7% --------------------------------------------------------------------------------- ??? [86] 30.1% ival-fma [93] 69.9% [99] 2190(3.1%) 334(0.5%) ival-mult ...bie/develop/src/biginterval.rkt:112:0 bfsub [103] 84.7% --------------------------------------------------------------------------------- ->flonum [95] 100.0% [100] 1346(1.9%) 0(0.0%) ??? ...nightlies/herbie/develop/src/float.rkt:23:2 for-loop [104] 100.0% --------------------------------------------------------------------------------- ??? [88] 24.8% loop! [52] 27.0% for-loop [92] 48.2% [101] 1274(1.8%) 1274(1.8%) update-en-expr ...evelop/src/core/egraph.rkt:205:0 --------------------------------------------------------------------------------- sample-multi-bounded [96] 100.0% [102] 342(0.5%) 342(0.5%) for-loop ...ies/herbie/develop/src/points.rkt:23:4 --------------------------------------------------------------------------------- ival-sub [97] 7.9% ival-mult [99] 23.3% ival-add [94] 34.3% ival-fma [93] 34.5% [103] 7962(11.4%) 310(0.4%) bfsub ...-lib/math/private/bigfloat/mpfr.rkt:821:4 new-mpfr [105] 72.7% ??? [106] 23.4% --------------------------------------------------------------------------------- ??? [100] 100.0% [104] 1346(1.9%) 1346(1.9%) for-loop ...lies/herbie/develop/src/float.rkt:24:5 --------------------------------------------------------------------------------- bf [98] 44.8% bfsub [103] 55.2% [105] 10498(15.0%) 10498(15.0%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 --------------------------------------------------------------------------------- bf [98] 13.9% bfsub [103] 86.1% [106] 2162(3.1%) 2162(3.1%) ??? /opt/racket-7.2/collects/ffi/unsafe.rkt:905:4 ---------------------------------------------------------------------------------