Profiling results ----------------- Total cpu time observed: 78470ms (out of 78884ms) Number of samples taken: 270 (once every 291ms) (Hiding functions with self<1.0% and local<2.0%: 3 of 212 hidden) ======================================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================================= ??? [90] 100.0% [1] 78470(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [11] 100.0% --------------------------------------------------------------------------------------- ??? [90] 100.0% [2] 71156(90.7%) 0(0.0%) run-improve47 ...bie/master/src/mainloop.rkt:346:0 for-loop [12] 100.0% --------------------------------------------------------------------------------------- ??? [158] 100.0% [3] 3298(4.2%) 0(0.0%) approximate9 ...ie/master/src/core/taylor.rkt:12:0 loop [14] 58.8% for-loop [17] 22.7% taylor-quotient [25] 9.4% simplify [131] 9.1% --------------------------------------------------------------------------------------- matcher [76] 100.0% [4] 2372(3.0%) 0(0.0%) ??? ...s/herbie/master/src/core/matcher.rkt:130:11 for-loop [13] 94.9% for-loop [21] 5.1% --------------------------------------------------------------------------------------- loop [151] 16.2% for-loop [159] 83.8% [5] 1502(1.9%) 300(0.4%) syntax-e (unknown source) syntax-e/no-taint [15] 80.0% --------------------------------------------------------------------------------------- hash-ref! [119] 100.0% [6] 894(1.1%) 0(0.0%) ??? ...es/herbie/master/src/core/taylor.rkt:301:23 for-loop [16] 100.0% --------------------------------------------------------------------------------------- hash-ref! [119] 100.0% [7] 584(0.7%) 0(0.0%) ??? ...es/herbie/master/src/core/taylor.rkt:291:26 for-loop [19] 100.0% --------------------------------------------------------------------------------------- for-loop [65] 100.0% [8] 540(0.7%) 0(0.0%) for-loop ...erbie/master/src/core/matcher.rkt:99:8 fix-up-variables [20] 100.0% --------------------------------------------------------------------------------------- for-loop [159] 100.0% [9] 524(0.7%) 0(0.0%) expand-implicit (unknown source) resolve+shift28 [18] 100.0% --------------------------------------------------------------------------------------- taylor [24] 100.0% [10] 326(0.4%) 0(0.0%) taylor-invert .../master/src/core/taylor.rkt:318:0 first-nonzero-exp [32] 100.0% --------------------------------------------------------------------------------------- profile-thunk16 [1] 100.0% [11] 78470(100.0%) 0(0.0%) run ...et-7.2/share/pkgs/profile-lib/main.rkt:39:2 ??? [90] 100.0% --------------------------------------------------------------------------------------- run-improve47 [2] 100.0% [12] 71156(90.7%) 0(0.0%) for-loop ...s/herbie/master/src/mainloop.rkt:365:4 run-iter! [22] 100.0% --------------------------------------------------------------------------------------- ??? [4] 100.0% [13] 2372(3.0%) 0(0.0%) for-loop ...bie/master/src/core/matcher.rkt:132:15 matcher [76] 100.0% --------------------------------------------------------------------------------------- approximate9 [3] 100.0% [14] 1938(2.5%) 0(0.0%) loop ...ies/herbie/master/src/core/taylor.rkt:87:4 hash-ref! [119] 69.0% ??? [158] 31.0% --------------------------------------------------------------------------------------- syntax-e [5] 100.0% [15] 1202(1.5%) 0(0.0%) syntax-e/no-taint (unknown source) loop [151] 100.0% --------------------------------------------------------------------------------------- ??? [6] 100.0% [16] 894(1.1%) 310(0.4%) for-loop ...rbie/master/src/core/taylor.rkt:304:27 hash-ref! [119] 65.3% --------------------------------------------------------------------------------------- approximate9 [3] 100.0% [17] 750(1.0%) 0(0.0%) for-loop ...erbie/master/src/core/taylor.rkt:30:18 taylor [24] 71.5% taylor-quotient [25] 28.5% --------------------------------------------------------------------------------------- expand-identifier [167] 28.4% expand-implicit [9] 71.6% [18] 732(0.9%) 0(0.0%) resolve+shift28 (unknown source) fallback-loop [23] 100.0% --------------------------------------------------------------------------------------- ??? [7] 100.0% [19] 584(0.7%) 0(0.0%) for-loop ...rbie/master/src/core/taylor.rkt:291:52 hash-ref! [119] 100.0% --------------------------------------------------------------------------------------- for-loop [8] 100.0% [20] 540(0.7%) 0(0.0%) fix-up-variables ...ter/src/core/matcher.rkt:111:2 pattern-match [26] 62.2% pattern-substitute [85] 37.8% --------------------------------------------------------------------------------------- ??? [4] 100.0% [21] 244(0.3%) 0(0.0%) for-loop ...rbie/master/src/core/matcher.rkt:106:4 foldl [27] 100.0% --------------------------------------------------------------------------------------- for-loop [12] 100.0% [22] 71156(90.7%) 0(0.0%) run-iter! .../herbie/master/src/mainloop.rkt:327:0 simplify! [28] 80.0% finalize-iter! [29] 11.2% gen-series! [30] 4.6% gen-rewrites! [31] 3.8% localize! [34] 0.3% --------------------------------------------------------------------------------------- resolve+shift28 [18] 100.0% [23] 732(0.9%) 298(0.4%) fallback-loop (unknown source) for-loop [159] 59.3% --------------------------------------------------------------------------------------- map [152] 20.8% for-loop [17] 20.8% taylor [24] 58.4% [24] 536(0.7%) 0(0.0%) taylor .../herbie/master/src/core/taylor.rkt:170:0 taylor [24] 58.4% map [152] 20.8% taylor-invert [10] 15.2% loop [168] 5.6% --------------------------------------------------------------------------------------- for-loop [17] 40.8% approximate9 [3] 59.2% [25] 524(0.7%) 0(0.0%) taylor-quotient ...aster/src/core/taylor.rkt:334:0 first-nonzero-exp [32] 100.0% --------------------------------------------------------------------------------------- fix-up-variables [20] 100.0% [26] 336(0.4%) 0(0.0%) pattern-match .../master/src/core/matcher.rkt:30:0 for-loop [33] 100.0% --------------------------------------------------------------------------------------- for-loop [21] 100.0% [27] 244(0.3%) 0(0.0%) foldl ....2/collects/racket/private/list.rkt:229:4 ??? [35] 100.0% --------------------------------------------------------------------------------------- run-iter! [22] 100.0% [28] 56958(72.6%) 0(0.0%) simplify! .../herbie/master/src/mainloop.rkt:224:0 ??? [36] 100.0% --------------------------------------------------------------------------------------- run-iter! [22] 100.0% [29] 7984(10.2%) 0(0.0%) finalize-iter! ...ie/master/src/mainloop.rkt:278:0 ??? [37] 100.0% --------------------------------------------------------------------------------------- run-iter! [22] 100.0% [30] 3298(4.2%) 0(0.0%) gen-series! ...erbie/master/src/mainloop.rkt:160:0 for-loop [38] 100.0% --------------------------------------------------------------------------------------- run-iter! [22] 100.0% [31] 2670(3.4%) 0(0.0%) gen-rewrites! ...bie/master/src/mainloop.rkt:183:0 for-loop [39] 88.8% for-loop [41] 11.2% --------------------------------------------------------------------------------------- taylor-invert [10] 38.4% taylor-quotient [25] 61.6% [32] 850(1.1%) 0(0.0%) first-nonzero-exp ...ter/src/core/taylor.rkt:266:0 hash-ref! [119] 100.0% --------------------------------------------------------------------------------------- pattern-match [26] 100.0% [33] 336(0.4%) 0(0.0%) for-loop ...erbie/master/src/core/matcher.rkt:27:9 core651 [40] 100.0% --------------------------------------------------------------------------------------- run-iter! [22] 100.0% [34] 246(0.3%) 0(0.0%) localize! .../herbie/master/src/mainloop.rkt:127:0 localize-error [42] 100.0% --------------------------------------------------------------------------------------- foldl [27] 100.0% [35] 244(0.3%) 0(0.0%) ??? ...ies/herbie/master/src/core/matcher.rkt:26:7 core651 [40] 100.0% --------------------------------------------------------------------------------------- simplify! [28] 100.0% [36] 56958(72.6%) 0(0.0%) ??? ...es/herbie/master/src/core/simplify.rkt:31:0 for-loop [43] 99.1% loop [56] 0.9% --------------------------------------------------------------------------------------- variable? [94] 7.7% match-e [81] 15.7% finalize-iter! [29] 76.5% [37] 10432(13.3%) 2448(3.1%) ??? ...contract/private/arrow-val-first.rkt:390:18 for-loop [44] 70.4% atab-add-altns [47] 6.2% --------------------------------------------------------------------------------------- gen-series! [30] 100.0% [38] 3298(4.2%) 0(0.0%) for-loop ...s/herbie/master/src/mainloop.rkt:167:7 taylor-alt [45] 100.0% --------------------------------------------------------------------------------------- gen-rewrites! [31] 100.0% [39] 2372(3.0%) 0(0.0%) for-loop .../herbie/master/src/mainloop.rkt:191:11 rewrite-expression-head20 [46] 100.0% --------------------------------------------------------------------------------------- ??? [35] 42.1% for-loop [33] 57.9% [40] 580(0.7%) 0(0.0%) core651 ...acket/contract/private/arr-i.rkt:929:19 un-dep/maybe-chaperone [48] 57.9% arrow-higher-order:lnp [50] 42.1% --------------------------------------------------------------------------------------- gen-rewrites! [31] 100.0% [41] 298(0.4%) 0(0.0%) for-loop ...s/herbie/master/src/mainloop.rkt:208:4 for-loop [49] 100.0% --------------------------------------------------------------------------------------- localize! [34] 100.0% [42] 246(0.3%) 0(0.0%) localize-error ...aster/src/core/localize.rkt:66:0 hash-ref! [119] 100.0% --------------------------------------------------------------------------------------- ??? [36] 100.0% [43] 56418(71.9%) 0(0.0%) for-loop ...rbie/master/src/core/simplify.rkt:51:2 ??? [51] 87.1% for-loop [52] 7.6% precompute-phase [57] 2.8% loop [56] 2.5% --------------------------------------------------------------------------------------- ??? [37] 100.0% [44] 7342(9.4%) 0(0.0%) for-loop ...bie/master/src/core/alt-table.rkt:55:2 atab-add-altn [53] 49.5% errors [63] 43.0% loop [58] 7.6% --------------------------------------------------------------------------------------- for-loop [38] 100.0% [45] 3298(4.2%) 0(0.0%) taylor-alt ...herbie/master/src/mainloop.rkt:146:0 for-loop [54] 100.0% --------------------------------------------------------------------------------------- for-loop [39] 100.0% [46] 2372(3.0%) 0(0.0%) rewrite-expression-head20 ...core/matcher.rkt:87:0 rewriter [55] 100.0% --------------------------------------------------------------------------------------- ??? [37] 100.0% [47] 642(0.8%) 0(0.0%) atab-add-altns ...ster/src/core/alt-table.rkt:49:0 hash-keys [60] 51.7% atab-add-altn [53] 48.3% --------------------------------------------------------------------------------------- core651 [40] 100.0% [48] 336(0.4%) 0(0.0%) un-dep/maybe-chaperone ...private/arr-i.rkt:1108:2 ??? [59] 100.0% --------------------------------------------------------------------------------------- for-loop [41] 100.0% [49] 298(0.4%) 298(0.4%) for-loop ...s/herbie/master/src/mainloop.rkt:209:6 --------------------------------------------------------------------------------------- core651 [40] 100.0% [50] 244(0.3%) 244(0.3%) arrow-higher-order:lnp ...w-higher-order.rkt:699:7 --------------------------------------------------------------------------------------- for-loop [43] 100.0% [51] 49132(62.6%) 0(0.0%) ??? ...es/herbie/master/src/core/simplify.rkt:92:0 find-matches [61] 57.7% for-loop [62] 42.3% --------------------------------------------------------------------------------------- for-loop [43] 100.0% [52] 4308(5.5%) 0(0.0%) for-loop ...rbie/master/src/core/simplify.rkt:59:4 prune-phase [64] 100.0% --------------------------------------------------------------------------------------- atab-add-altns [47] 7.9% for-loop [44] 92.1% [53] 3942(5.0%) 0(0.0%) atab-add-altn ...ster/src/core/alt-table.rkt:203:0 errors [63] 92.4% for-loop [70] 7.6% --------------------------------------------------------------------------------------- taylor-alt [45] 100.0% [54] 3298(4.2%) 0(0.0%) for-loop ...s/herbie/master/src/mainloop.rkt:152:6 ??? [158] 100.0% --------------------------------------------------------------------------------------- rewrite-expression-head20 [46] 33.3% matcher [76] 66.7% [55] 2372(3.0%) 336(0.4%) rewriter ...erbie/master/src/core/matcher.rkt:90:2 for-loop [65] 77.6% *rules* [68] 15.3% --------------------------------------------------------------------------------------- ??? [36] 27.8% for-loop [43] 72.2% [56] 1942(2.5%) 0(0.0%) loop ...herbie/master/src/core/extraction.rkt:25:2 for-loop [66] 100.0% --------------------------------------------------------------------------------------- for-loop [43] 100.0% [57] 1576(2.0%) 0(0.0%) precompute-phase ...er/src/core/simplify.rkt:101:0 for-loop [67] 100.0% --------------------------------------------------------------------------------------- for-loop [44] 100.0% [58] 556(0.7%) 244(0.3%) loop ...herbie/master/src/core/alt-table.rkt:177:2 map [152] 56.1% --------------------------------------------------------------------------------------- un-dep/maybe-chaperone [48] 100.0% [59] 336(0.4%) 0(0.0%) ??? ...llects/racket/contract/private/orc.rkt:88:2 ??? [69] 100.0% --------------------------------------------------------------------------------------- atab-add-altns [47] 100.0% [60] 332(0.4%) 332(0.4%) hash-keys .../collects/racket/private/hash.rkt:2:2 --------------------------------------------------------------------------------------- ??? [51] 100.0% [61] 28346(36.1%) 0(0.0%) find-matches .../master/src/core/simplify.rkt:84:0 for-loop [71] 100.0% --------------------------------------------------------------------------------------- ??? [51] 100.0% [62] 20786(26.5%) 0(0.0%) for-loop ...rbie/master/src/core/simplify.rkt:93:2 for-loop [72] 100.0% --------------------------------------------------------------------------------------- ??? [90] 4.3% for-loop [44] 44.4% atab-add-altn [53] 51.3% [63] 7100(9.0%) 300(0.4%) errors ...tlies/herbie/master/src/points.rkt:201:0 for-loop [74] 57.4% eval-prog [75] 38.4% --------------------------------------------------------------------------------------- for-loop [52] 100.0% [64] 4308(5.5%) 0(0.0%) prune-phase .../master/src/core/simplify.rkt:106:0 for-loop [73] 100.0% --------------------------------------------------------------------------------------- rewriter [55] 100.0% [65] 2372(3.0%) 0(0.0%) for-loop ...erbie/master/src/core/matcher.rkt:92:4 matcher [76] 94.3% for-loop [8] 5.7% --------------------------------------------------------------------------------------- loop [56] 100.0% [66] 1942(2.5%) 298(0.4%) for-loop ...ie/master/src/core/extraction.rkt:29:4 for-loop [78] 65.6% make-sequence [95] 19.1% --------------------------------------------------------------------------------------- precompute-phase [57] 100.0% [67] 1576(2.0%) 0(0.0%) for-loop ...bie/master/src/core/simplify.rkt:102:2 set-precompute! [77] 100.0% --------------------------------------------------------------------------------------- rewriter [55] 100.0% [68] 1252(1.6%) 0(0.0%) *rules* ...erbie/master/src/syntax/rules.rkt:666:0 for-loop [79] 100.0% --------------------------------------------------------------------------------------- ??? [59] 100.0% [69] 336(0.4%) 0(0.0%) ??? ...cts/racket/contract/private/guts.rkt:837:10 ??? [80] 100.0% --------------------------------------------------------------------------------------- atab-add-altn [53] 100.0% [70] 298(0.4%) 298(0.4%) for-loop ...ie/master/src/core/alt-table.rkt:119:2 --------------------------------------------------------------------------------------- for-loop [71] 48.0% find-matches [61] 52.0% [71] 28346(36.1%) 2012(2.6%) for-loop ...rbie/master/src/core/simplify.rkt:86:8 for-loop [71] 48.0% match-e [81] 46.1% ??? [89] 0.4% --------------------------------------------------------------------------------------- for-loop [62] 100.0% [72] 20786(26.5%) 0(0.0%) for-loop ...rbie/master/src/core/simplify.rkt:96:4 merge-egraph-nodes! [92] 66.8% dedup-children! [116] 20.6% mk-enode-rec! [84] 6.9% pattern-substitute [85] 5.7% --------------------------------------------------------------------------------------- prune-phase [64] 100.0% [73] 4308(5.5%) 0(0.0%) for-loop ...bie/master/src/core/simplify.rkt:107:2 update-leader! [102] 100.0% --------------------------------------------------------------------------------------- errors [63] 100.0% [74] 4072(5.2%) 1244(1.6%) for-loop ...ies/herbie/master/src/points.rkt:203:2 ??? [90] 69.4% --------------------------------------------------------------------------------------- errors [63] 100.0% [75] 2728(3.5%) 0(0.0%) eval-prog ...s/herbie/master/src/programs.rkt:83:0 temp85_0 [82] 89.1% ??? [160] 10.9% --------------------------------------------------------------------------------------- for-loop [13] 48.3% for-loop [65] 51.7% [76] 2372(3.0%) 0(0.0%) matcher ...erbie/master/src/core/matcher.rkt:118:2 ??? [4] 51.7% rewriter [55] 48.3% --------------------------------------------------------------------------------------- for-loop [67] 100.0% [77] 1576(2.0%) 0(0.0%) set-precompute! ...ter/src/core/simplify.rkt:110:0 for-loop [83] 100.0% --------------------------------------------------------------------------------------- for-loop [66] 100.0% [78] 1274(1.6%) 540(0.7%) for-loop ...e/master/src/core/extraction.rkt:37:16 for-loop [86] 57.6% --------------------------------------------------------------------------------------- *rules* [68] 100.0% [79] 1252(1.6%) 596(0.8%) for-loop ...lies/herbie/master/src/common.rkt:62:9 flag-set? [97] 26.7% ormap [88] 25.7% --------------------------------------------------------------------------------------- ??? [69] 100.0% [80] 336(0.4%) 0(0.0%) ??? ...ntract/private/arrow-higher-order.rkt:560:2 get/build-collapsible-late-neg-projection [87]100.0% --------------------------------------------------------------------------------------- for-loop [101] 27.5% for-loop [71] 72.5% [81] 26126(33.3%) 3684(4.7%) match-e .../herbie/master/src/core/ematch.rkt:39:0 for-loop [91] 75.6% constant? [118] 7.6% ??? [37] 2.3% make-sequence [95] 2.1% variable? [94] 1.7% --------------------------------------------------------------------------------------- eval-const-expr [170] 48.1% eval-prog [75] 51.9% [82] 4678(6.0%) 0(0.0%) temp85_0 (unknown source) compile15 [93] 100.0% --------------------------------------------------------------------------------------- set-precompute! [77] 100.0% [83] 1576(2.0%) 0(0.0%) for-loop ...bie/master/src/core/simplify.rkt:112:2 setfindf [96] 41.9% ??? [90] 39.1% merge-egraph-nodes! [92] 19.0% --------------------------------------------------------------------------------------- loop [168] 11.6% for-loop [72] 88.4% [84] 1436(1.8%) 574(0.7%) mk-enode-rec! .../master/src/core/egraph.rkt:117:0 for-loop [98] 37.3% loop [168] 34.3% --------------------------------------------------------------------------------------- fix-up-variables [20] 14.7% pattern-substitute [85] 39.8% for-loop [72] 45.5% [85] 1388(1.8%) 518(0.7%) pattern-substitute ...er/src/core/matcher.rkt:46:0 pattern-substitute [85] 39.8% do-curry [135] 16.3% ??? [100] 14.7% variable? [94] 10.6% --------------------------------------------------------------------------------------- for-loop [78] 100.0% [86] 734(0.9%) 734(0.9%) for-loop ...e/master/src/core/extraction.rkt:41:23 --------------------------------------------------------------------------------------- ??? [80] 100.0% [87] 336(0.4%) 336(0.4%) get/build-collapsible-late-neg-projection ...819:0 --------------------------------------------------------------------------------------- for-loop [79] 100.0% [88] 322(0.4%) 0(0.0%) ormap ....2/collects/racket/private/map.rkt:141:13 flag-set? [97] 100.0% --------------------------------------------------------------------------------------- for-loop [71] 100.0% [89] 208(0.3%) 0(0.0%) ??? ...lies/herbie/master/src/core/ematch.rkt:43:5 for-loop [99] 100.0% --------------------------------------------------------------------------------------- for-loop [83] 0.3% for-loop [74] 1.2% run [11] 49.3% [90] 78470(100.0%) 638(0.8%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [1] 49.3% run-improve47 [2] 44.7% prepare-points-intervals [103] 4.1% ??? [142] 0.7% eval-const-expr [170] 0.3% get-final-combination [112] 0.2% oracle-error [113] 0.2% ??? [158] 0.1% errors [63] 0.1% --------------------------------------------------------------------------------------- match-e [81] 100.0% [91] 22338(28.5%) 11656(14.9%) for-loop ...erbie/master/src/core/ematch.rkt:52:11 for-loop [101] 46.4% procedure-reduce-keyword-arity-mask [106] 2.8% make-curried [107] 2.4% loop [168] 2.3% do-curry [135] 1.4% cp-2 [120] 1.3% foldr [109] 0.8% --------------------------------------------------------------------------------------- for-loop [83] 1.1% for-loop [105] 2.6% merge-egraph-nodes! [92] 6.3% for-loop [72] 90.0% [92] 14190(18.1%) 0(0.0%) merge-egraph-nodes! ...r/src/core/egraph.rkt:145:0 update-leader! [102] 41.9% loop! [185] 41.8% merge-egraph-nodes! [92] 6.3% for-loop [105] 4.7% enode-merge! [108] 2.9% dedup-children! [116] 2.4% --------------------------------------------------------------------------------------- temp85_0 [82] 100.0% [93] 4678(6.0%) 0(0.0%) compile15 (unknown source) temp91_0 [104] 100.0% --------------------------------------------------------------------------------------- pattern-substitute [85] 26.6% match-e [81] 73.4% [94] 1652(2.1%) 0(0.0%) variable? ...ie/master/src/syntax/syntax.rkt:729:0 value? [128] 51.1% ??? [37] 48.9% --------------------------------------------------------------------------------------- for-loop [66] 40.7% match-e [81] 59.3% [95] 910(1.2%) 910(1.2%) make-sequence ...ects/racket/private/for.rkt:530:2 --------------------------------------------------------------------------------------- for-loop [83] 100.0% [96] 660(0.8%) 332(0.4%) setfindf ...ies/herbie/master/src/common.rkt:130:0 for-loop [111] 49.7% --------------------------------------------------------------------------------------- ormap [88] 49.1% for-loop [79] 50.9% [97] 656(0.8%) 322(0.4%) flag-set? ...ies/herbie/master/src/config.rkt:28:0 return/no-unsupplied [110] 50.9% --------------------------------------------------------------------------------------- mk-enode-rec! [84] 100.0% [98] 536(0.7%) 536(0.7%) for-loop ...rbie/master/src/core/egraph.rkt:109:10 --------------------------------------------------------------------------------------- ??? [89] 100.0% [99] 208(0.3%) 0(0.0%) for-loop ...herbie/master/src/core/ematch.rkt:44:7 constant? [118] 100.0% --------------------------------------------------------------------------------------- pattern-substitute [85] 100.0% [100] 204(0.3%) 204(0.3%) ??? ...cket-7.2/collects/racket/function.rkt:93:12 --------------------------------------------------------------------------------------- for-loop [91] 100.0% [101] 13454(17.1%) 882(1.1%) for-loop ...erbie/master/src/core/ematch.rkt:58:37 match-e [81] 95.6% --------------------------------------------------------------------------------------- for-loop [73] 40.8% merge-egraph-nodes! [92] 59.2% [102] 10566(13.5%) 440(0.6%) update-leader! ...master/src/core/egraph.rkt:213:0 for-loop [114] 90.4% custom-in-set [124] 2.8% hash-ref! [119] 2.6% --------------------------------------------------------------------------------------- ??? [90] 100.0% [103] 6440(8.2%) 0(0.0%) prepare-points-intervals ...r/src/points.rkt:110:0 loop [115] 100.0% --------------------------------------------------------------------------------------- compile15 [93] 100.0% [104] 4678(6.0%) 0(0.0%) temp91_0 (unknown source) temp118_0 [117] 92.3% compile-top9 [122] 7.7% --------------------------------------------------------------------------------------- merge-egraph-nodes! [92] 100.0% [105] 1044(1.3%) 0(0.0%) for-loop ...erbie/master/src/core/egraph.rkt:199:4 merge-egraph-nodes! [92] 71.3% dedup-children! [116] 28.7% --------------------------------------------------------------------------------------- for-loop [91] 100.0% [106] 762(1.0%) 762(1.0%) procedure-reduce-keyword-arity-mask ....rkt:1562:4 --------------------------------------------------------------------------------------- for-loop [91] 100.0% [107] 540(0.7%) 540(0.7%) make-curried ...collects/racket/function.rkt:130:9 --------------------------------------------------------------------------------------- merge-egraph-nodes! [92] 100.0% [108] 538(0.7%) 0(0.0%) enode-merge! ...ie/master/src/core/enode.rkt:131:0 adopt-enode! [121] 100.0% --------------------------------------------------------------------------------------- for-loop [91] 100.0% [109] 358(0.5%) 0(0.0%) foldr ....2/collects/racket/private/list.rkt:242:4 cp-2 [120] 100.0% --------------------------------------------------------------------------------------- flag-set? [97] 100.0% [110] 334(0.4%) 334(0.4%) return/no-unsupplied ...ct/private/arr-i.rkt:542:0 --------------------------------------------------------------------------------------- setfindf [96] 100.0% [111] 328(0.4%) 0(0.0%) for-loop ...ies/herbie/master/src/common.rkt:131:2 constant? [118] 100.0% --------------------------------------------------------------------------------------- ??? [90] 100.0% [112] 300(0.4%) 0(0.0%) get-final-combination ...er/src/mainloop.rkt:371:0 infer-splitpoints [123] 100.0% --------------------------------------------------------------------------------------- ??? [90] 100.0% [113] 272(0.3%) 0(0.0%) oracle-error ...herbie/master/src/points.rkt:188:0 for-loop [125] 100.0% --------------------------------------------------------------------------------------- update-leader! [102] 100.0% [114] 9554(12.2%) 0(0.0%) for-loop ...erbie/master/src/core/egraph.rkt:218:6 for-loop [127] 51.8% hash-update! [141] 48.2% --------------------------------------------------------------------------------------- prepare-points-intervals [103] 100.0% [115] 6440(8.2%) 0(0.0%) loop ...ghtlies/herbie/master/src/points.rkt:123:4 loop [126] 90.7% ??? [138] 4.7% do-curry [135] 4.6% --------------------------------------------------------------------------------------- for-loop [105] 6.0% merge-egraph-nodes! [92] 9.0% for-loop [72] 85.1% [116] 5026(6.4%) 0(0.0%) dedup-children! ...master/src/core/enode.rkt:202:0 loop [130] 65.2% loop [132] 34.8% --------------------------------------------------------------------------------------- temp91_0 [104] 100.0% [117] 4320(5.5%) 0(0.0%) temp118_0 (unknown source) expand-capturing-lifts [129] 100.0% --------------------------------------------------------------------------------------- for-loop [99] 5.7% for-loop [111] 9.0% match-e [81] 85.3% [118] 3648(4.6%) 0(0.0%) constant? ...ie/master/src/syntax/syntax.rkt:726:0 value? [128] 100.0% --------------------------------------------------------------------------------------- localize-error [42] 1.9% for-loop [19] 2.2% simplify* [163] 2.4% ??? [136] 3.1% for-loop [16] 4.4% ??? [148] 4.5% map [152] 5.6% update-leader! [102] 8.3% ??? [133] 9.0% loop [14] 9.0% ??? [158] 22.6% first-nonzero-exp [32] 25.7% [119] 3308(4.2%) 598(0.8%) hash-ref! .../racket/private/more-scheme.rkt:376:2 simplify [131] 38.9% ??? [6] 13.8% ??? [133] 13.5% ??? [134] 9.0% parse-loop80 [161] 7.4% ??? [136] 3.1% ??? [7] 2.2% --------------------------------------------------------------------------------------- for-loop [91] 43.9% foldr [109] 56.1% [120] 638(0.8%) 358(0.5%) cp-2 .../racket-7.2/collects/racket/list.rkt:826:2 for-loop [140] 43.9% --------------------------------------------------------------------------------------- enode-merge! [108] 100.0% [121] 538(0.7%) 538(0.7%) adopt-enode! ...ie/master/src/core/enode.rkt:109:0 --------------------------------------------------------------------------------------- temp91_0 [104] 100.0% [122] 358(0.5%) 0(0.0%) compile-top9 (unknown source) compile-forms33 [137] 100.0% --------------------------------------------------------------------------------------- get-final-combination [112] 100.0% [123] 300(0.4%) 0(0.0%) infer-splitpoints ...ter/src/core/regimes.rkt:34:0 for-loop [139] 100.0% --------------------------------------------------------------------------------------- update-leader! [102] 100.0% [124] 298(0.4%) 298(0.4%) custom-in-set ...acket/private/set-types.rkt:577:0 --------------------------------------------------------------------------------------- oracle-error [113] 100.0% [125] 272(0.3%) 272(0.3%) for-loop ...ies/herbie/master/src/points.rkt:189:2 --------------------------------------------------------------------------------------- loop [115] 100.0% [126] 5840(7.4%) 0(0.0%) loop ...ightlies/herbie/master/src/points.rkt:81:2 ??? [142] 100.0% --------------------------------------------------------------------------------------- for-loop [114] 100.0% [127] 4948(6.3%) 0(0.0%) for-loop ...erbie/master/src/core/egraph.rkt:219:8 hash-update! [141] 100.0% --------------------------------------------------------------------------------------- variable? [94] 18.8% constant? [118] 81.2% [128] 4492(5.7%) 4492(5.7%) value? .../herbie/master/src/syntax/types.rkt:18:0 --------------------------------------------------------------------------------------- temp118_0 [117] 100.0% [129] 4320(5.5%) 214(0.3%) expand-capturing-lifts (unknown source) lambda-clause-expander [143] 95.0% --------------------------------------------------------------------------------------- dedup-children! [116] 7.3% loop [130] 92.7% [130] 3276(4.2%) 3276(4.2%) loop ...racket-7.2/collects/racket/list.rkt:434:17 loop [130] 92.7% --------------------------------------------------------------------------------------- loop [168] 7.0% approximate9 [3] 10.0% hash-ref! [119] 82.9% [131] 2988(3.8%) 0(0.0%) simplify ...herbie/master/src/core/reduce.rkt:16:0 f46 [144] 72.9% debug-print [146] 17.1% parse-loop80 [161] 10.0% --------------------------------------------------------------------------------------- dedup-children! [116] 21.5% loop [132] 78.5% [132] 1750(2.2%) 0(0.0%) loop ...racket-7.2/collects/racket/list.rkt:417:34 loop [132] 78.5% member [145] 13.1% loop [151] 8.4% --------------------------------------------------------------------------------------- hash-ref! [119] 100.0% [133] 1638(2.1%) 0(0.0%) ??? ...ies/herbie/master/src/core/taylor.rkt:45:15 hash-ref! [119] 81.7% ??? [148] 18.3% --------------------------------------------------------------------------------------- hash-ref! [119] 100.0% [134] 1338(1.7%) 0(0.0%) ??? ...ies/herbie/master/src/core/taylor.rkt:68:15 ??? [158] 100.0% --------------------------------------------------------------------------------------- pattern-substitute [85] 19.5% loop [115] 25.7% for-loop [91] 54.8% [135] 1160(1.5%) 1160(1.5%) do-curry ...-7.2/collects/racket/function.rkt:71:2 --------------------------------------------------------------------------------------- hash-ref! [119] 100.0% [136] 584(0.7%) 0(0.0%) ??? ...es/herbie/master/src/core/taylor.rkt:328:33 hash-ref! [119] 100.0% --------------------------------------------------------------------------------------- compile-top9 [122] 100.0% [137] 358(0.5%) 0(0.0%) compile-forms33 (unknown source) for-loop [159] 100.0% --------------------------------------------------------------------------------------- loop [115] 100.0% [138] 302(0.4%) 0(0.0%) ??? ...ightlies/herbie/master/src/points.rkt:106:2 ??? [158] 100.0% --------------------------------------------------------------------------------------- infer-splitpoints [123] 100.0% [139] 300(0.4%) 0(0.0%) for-loop ...erbie/master/src/core/regimes.rkt:47:6 option-on-expr [147] 100.0% --------------------------------------------------------------------------------------- cp-2 [120] 100.0% [140] 280(0.4%) 280(0.4%) for-loop ...ket-7.2/collects/racket/list.rkt:827:4 --------------------------------------------------------------------------------------- for-loop [114] 48.2% for-loop [127] 51.8% [141] 9554(12.2%) 0(0.0%) hash-update! ...cket/private/more-scheme.rkt:365:4 ??? [149] 100.0% --------------------------------------------------------------------------------------- ??? [90] 21.1% loop [126] 78.9% [142] 7400(9.4%) 1524(1.9%) ??? ...htlies/herbie/master/src/programs.rkt:115:2 ??? [150] 55.2% ??? [158] 24.2% --------------------------------------------------------------------------------------- expand-capturing-lifts [129] 100.0% [143] 4106(5.2%) 0(0.0%) lambda-clause-expander (unknown source) finish-bodys [153] 67.9% loop [151] 23.0% increment-binding-layer [155] 9.0% --------------------------------------------------------------------------------------- loop [168] 3.0% map [152] 44.7% simplify [131] 52.3% [144] 2178(2.8%) 0(0.0%) f46 ...2/collects/racket/match/compiler.rkt:507:40 map [152] 100.0% --------------------------------------------------------------------------------------- loop [132] 100.0% [145] 734(0.9%) 734(0.9%) member (unknown source) --------------------------------------------------------------------------------------- simplify [131] 100.0% [146] 510(0.6%) 0(0.0%) debug-print ...s/herbie/master/src/debug.rkt:110:0 for-loop [154] 100.0% --------------------------------------------------------------------------------------- for-loop [139] 100.0% [147] 300(0.4%) 0(0.0%) option-on-expr ...aster/src/core/regimes.rkt:126:0 err-lsts->split-indices [156] 100.0% --------------------------------------------------------------------------------------- ??? [133] 100.0% [148] 300(0.4%) 0(0.0%) ??? ...es/herbie/master/src/core/taylor.rkt:294:19 hash-ref! [119] 100.0% --------------------------------------------------------------------------------------- hash-update! [141] 100.0% [149] 9554(12.2%) 302(0.4%) ??? ...es/herbie/master/src/core/egraph.rkt:221:24 for-loop [157] 93.4% update-en-expr [173] 3.4% --------------------------------------------------------------------------------------- ??? [142] 100.0% [150] 4088(5.2%) 300(0.4%) ??? ...t-7.2/collects/racket/private/kw.rkt:594:14 ??? [160] 61.2% ??? [158] 16.0% ??? [164] 15.5% --------------------------------------------------------------------------------------- apply-transformer52 [188] 3.6% for-loop [159] 6.2% lambda-clause-expander [143] 28.1% loop [132] 30.1% syntax-e/no-taint [15] 32.0% [151] 3372(4.3%) 1016(1.3%) loop (unknown source) gf [162] 32.0% dispatch-transformer41 [174] 19.2% expand-id-application-form17 [165] 8.9% expand-identifier [167] 6.2% syntax-e [5] 3.6% --------------------------------------------------------------------------------------- parse-loop80 [161] 8.4% loop [58] 10.6% taylor [24] 12.7% f46 [144] 68.4% [152] 2946(3.8%) 0(0.0%) map ...t-7.2/collects/racket/private/map.rkt:35:13 f46 [144] 33.0% parse-loop80 [161] 29.2% loop [168] 12.7% taylor [24] 12.7% hash-ref! [119] 6.3% simplify* [163] 6.1% --------------------------------------------------------------------------------------- lambda-clause-expander [143] 22.4% for-loop [159] 77.6% [153] 2790(3.6%) 0(0.0%) finish-bodys (unknown source) for-loop [159] 100.0% --------------------------------------------------------------------------------------- debug-print [146] 100.0% [154] 510(0.6%) 510(0.6%) for-loop ...lies/herbie/master/src/debug.rkt:116:2 --------------------------------------------------------------------------------------- lambda-clause-expander [143] 100.0% [155] 370(0.5%) 370(0.5%) increment-binding-layer (unknown source) --------------------------------------------------------------------------------------- option-on-expr [147] 100.0% [156] 300(0.4%) 0(0.0%) err-lsts->split-indices .../core/regimes.rkt:262:0 loop [166] 100.0% --------------------------------------------------------------------------------------- ??? [149] 100.0% [157] 8924(11.4%) 8124(10.4%) for-loop ...rbie/master/src/core/egraph.rkt:222:26 update-en-expr [173] 9.0% --------------------------------------------------------------------------------------- loop [14] 3.1% ??? [138] 4.7% ??? [90] 5.1% ??? [134] 7.0% ??? [150] 10.3% location-do [169] 20.8% for-loop [54] 20.8% ??? [142] 28.1% [158] 6370(8.1%) 630(0.8%) ??? ...tract/private/arrow-higher-order.rkt:360:33 mk-ival [171] 23.3% location-do [169] 20.8% approximate9 [3] 20.8% ival-mult [175] 10.3% hash-ref! [119] 10.1% sample-multi-bounded [181] 4.7% --------------------------------------------------------------------------------------- fallback-loop [23] 2.8% for-loop [159] 8.5% compile-forms33 [137] 11.4% finish-bodys [153] 77.4% [159] 3148(4.0%) 990(1.3%) for-loop (unknown source) finish-bodys [153] 63.0% compile-module-linklet57 [177] 11.4% for-loop [159] 8.5% syntax-e [5] 4.9% expand-implicit [9] 2.3% loop [151] 1.3% dispatch-transformer41 [174] 0.9% --------------------------------------------------------------------------------------- eval-prog [75] 10.6% ??? [150] 89.4% [160] 2800(3.6%) 296(0.4%) ??? ...tract/private/arrow-higher-order.rkt:364:33 ival-div [172] 44.2% ival-sub [176] 22.1% ival-add [178] 12.5% ??? [183] 10.6% --------------------------------------------------------------------------------------- parse-loop80 [161] 6.8% simplify [131] 6.8% hash-ref! [119] 11.2% map [152] 75.2% [161] 2202(2.8%) 0(0.0%) parse-loop80 ...s/racket/match/compiler.rkt:418:15 eval-const-expr [170] 67.3% loop [168] 14.7% map [152] 11.2% parse-loop80 [161] 6.8% --------------------------------------------------------------------------------------- loop [151] 100.0% [162] 1202(1.5%) 244(0.3%) gf (unknown source) cache-or-reuse-set [179] 27.6% propagation-apply-shifted [180] 27.5% propagation-apply [184] 24.6% --------------------------------------------------------------------------------------- map [152] 100.0% [163] 846(1.1%) 522(0.7%) simplify* ...erbie/master/src/core/reduce.rkt:31:0 hash-ref! [119] 38.3% --------------------------------------------------------------------------------------- ??? [150] 100.0% [164] 632(0.8%) 632(0.8%) ??? .../herbie/master/src/syntax/syntax.rkt:214:17 --------------------------------------------------------------------------------------- loop [151] 100.0% [165] 300(0.4%) 300(0.4%) expand-id-application-form17 (unknown source) --------------------------------------------------------------------------------------- err-lsts->split-indices [156] 100.0% [166] 300(0.4%) 0(0.0%) loop ...s/herbie/master/src/core/regimes.rkt:313:4 for-loop [182] 100.0% --------------------------------------------------------------------------------------- loop [151] 100.0% [167] 208(0.3%) 0(0.0%) expand-identifier (unknown source) resolve+shift28 [18] 100.0% --------------------------------------------------------------------------------------- taylor [24] 3.8% map [152] 4.6% parse-loop80 [161] 5.9% for-loop [91] 6.5% mk-enode-rec! [84] 11.9% loop! [185] 15.6% loop [168] 51.8% [168] 5532(7.0%) 850(1.1%) loop ...-7.2/collects/racket/private/map.rkt:40:19 loop [168] 51.8% loop! [185] 15.6% mk-enode-rec! [84] 6.0% f46 [144] 5.9% ??? [193] 4.4% simplify [131] 3.8% ??? [189] 0.1% --------------------------------------------------------------------------------------- ??? [158] 42.0% location-do [169] 58.0% [169] 3298(4.2%) 0(0.0%) location-do ...herbie/master/src/programs.rkt:64:0 location-do [169] 58.0% ??? [158] 42.0% --------------------------------------------------------------------------------------- ??? [90] 27.4% parse-loop80 [161] 72.6% [170] 2248(2.9%) 0(0.0%) eval-const-expr ...e/master/src/programs.rkt:118:0 temp85_0 [82] 100.0% --------------------------------------------------------------------------------------- ??? [158] 100.0% [171] 1486(1.9%) 0(0.0%) mk-ival .../herbie/master/src/biginterval.rkt:65:0 bf [186] 100.0% --------------------------------------------------------------------------------------- ??? [160] 100.0% [172] 1238(1.6%) 1238(1.6%) ival-div ...erbie/master/src/biginterval.rkt:155:0 --------------------------------------------------------------------------------------- ??? [149] 29.1% for-loop [157] 70.9% [173] 1128(1.4%) 1128(1.4%) update-en-expr ...master/src/core/egraph.rkt:207:0 --------------------------------------------------------------------------------------- for-loop [159] 27.4% loop [151] 72.6% [174] 890(1.1%) 0(0.0%) dispatch-transformer41 (unknown source) apply-transformer52 [188] 100.0% --------------------------------------------------------------------------------------- ??? [158] 100.0% [175] 654(0.8%) 0(0.0%) ival-mult ...rbie/master/src/biginterval.rkt:119:0 bfadd [187] 100.0% --------------------------------------------------------------------------------------- ??? [160] 100.0% [176] 618(0.8%) 618(0.8%) ival-sub ...erbie/master/src/biginterval.rkt:107:0 --------------------------------------------------------------------------------------- for-loop [159] 100.0% [177] 358(0.5%) 358(0.5%) compile-module-linklet57 (unknown source) --------------------------------------------------------------------------------------- ??? [160] 100.0% [178] 350(0.4%) 0(0.0%) ival-add ...erbie/master/src/biginterval.rkt:101:0 bfadd [187] 100.0% --------------------------------------------------------------------------------------- gf [162] 100.0% [179] 332(0.4%) 332(0.4%) cache-or-reuse-set (unknown source) --------------------------------------------------------------------------------------- gf [162] 100.0% [180] 330(0.4%) 330(0.4%) propagation-apply-shifted (unknown source) --------------------------------------------------------------------------------------- ??? [158] 100.0% [181] 302(0.4%) 0(0.0%) sample-multi-bounded ...master/src/points.rkt:15:0 random-ranges [190] 100.0% --------------------------------------------------------------------------------------- loop [166] 100.0% [182] 300(0.4%) 0(0.0%) for-loop ...rbie/master/src/core/regimes.rkt:278:4 for-loop [191] 100.0% --------------------------------------------------------------------------------------- ??? [160] 100.0% [183] 298(0.4%) 0(0.0%) ??? ...ects/racket/contract/private/prop.rkt:541:4 ??? [192] 100.0% --------------------------------------------------------------------------------------- gf [162] 100.0% [184] 296(0.4%) 296(0.4%) propagation-apply (unknown source) --------------------------------------------------------------------------------------- loop [168] 26.0% merge-egraph-nodes! [92] 74.0% [185] 6644(8.5%) 1686(2.1%) loop! ...es/herbie/master/src/core/enode.rkt:194:2 custom-set-union [194] 54.8% loop [168] 26.0% set [196] 7.3% --------------------------------------------------------------------------------------- mk-ival [171] 100.0% [186] 1486(1.9%) 0(0.0%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 new-mpfr [195] 79.7% ??? [199] 20.3% --------------------------------------------------------------------------------------- ival-add [178] 34.9% ival-mult [175] 65.1% [187] 1004(1.3%) 0(0.0%) bfadd ...-lib/math/private/bigfloat/mpfr.rkt:821:4 new-mpfr [195] 100.0% --------------------------------------------------------------------------------------- dispatch-transformer41 [174] 100.0% [188] 890(1.1%) 320(0.4%) apply-transformer52 (unknown source) apply-transformer-in-context [197] 36.6% loop [151] 27.4% --------------------------------------------------------------------------------------- loop [168] 100.0% [189] 312(0.4%) 0(0.0%) ??? ...herbie/master/src/core/alt-table.rkt:194:12 loop [198] 100.0% --------------------------------------------------------------------------------------- sample-multi-bounded [181] 100.0% [190] 302(0.4%) 0(0.0%) random-ranges ...erbie/master/src/common.rkt:171:0 cons/c [200] 100.0% --------------------------------------------------------------------------------------- for-loop [182] 100.0% [191] 300(0.4%) 300(0.4%) for-loop ...rbie/master/src/core/regimes.rkt:282:8 --------------------------------------------------------------------------------------- ??? [183] 100.0% [192] 298(0.4%) 0(0.0%) ??? ...lects/racket/contract/private/orc.rkt:83:14 ??? [201] 100.0% --------------------------------------------------------------------------------------- loop [168] 100.0% [193] 246(0.3%) 246(0.3%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 --------------------------------------------------------------------------------------- loop! [185] 100.0% [194] 3990(5.1%) 1826(2.3%) custom-set-union ...et/private/set-types.rkt:168:0 for-loop [202] 42.6% for-loop [203] 11.7% --------------------------------------------------------------------------------------- bfadd [187] 45.9% bf [186] 54.1% [195] 2188(2.8%) 2188(2.8%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 --------------------------------------------------------------------------------------- loop! [185] 100.0% [196] 968(1.2%) 968(1.2%) set ...collects/racket/private/set-types.rkt:981:0 --------------------------------------------------------------------------------------- apply-transformer52 [188] 100.0% [197] 326(0.4%) 0(0.0%) apply-transformer-in-context (unknown source) go [204] 100.0% --------------------------------------------------------------------------------------- ??? [189] 33.3% loop [198] 66.7% [198] 312(0.4%) 312(0.4%) loop ...7.2/collects/racket/private/list.rkt:82:16 loop [198] 66.7% --------------------------------------------------------------------------------------- bf [186] 100.0% [199] 302(0.4%) 302(0.4%) ??? /opt/racket-7.2/collects/ffi/unsafe.rkt:905:4 --------------------------------------------------------------------------------------- random-ranges [190] 100.0% [200] 302(0.4%) 0(0.0%) cons/c .../racket/contract/private/guts.rkt:504:15 coerce-contract [205] 100.0% --------------------------------------------------------------------------------------- ??? [192] 100.0% [201] 298(0.4%) 298(0.4%) ??? ...ects/racket/contract/private/list.rkt:163:5 --------------------------------------------------------------------------------------- custom-set-union [194] 100.0% [202] 1698(2.2%) 632(0.8%) for-loop ...cts/racket/private/set-types.rkt:174:3 for-loop [206] 62.8% --------------------------------------------------------------------------------------- custom-set-union [194] 100.0% [203] 466(0.6%) 466(0.6%) for-loop ...cts/racket/private/set-types.rkt:152:2 --------------------------------------------------------------------------------------- apply-transformer-in-context [197] 100.0% [204] 326(0.4%) 0(0.0%) go .../collects/racket/private/qq-and-or.rkt:50:20 loop [207] 100.0% --------------------------------------------------------------------------------------- cons/c [200] 100.0% [205] 302(0.4%) 0(0.0%) coerce-contract ...contract/private/guts.rkt:308:0 coerce-contract/f [208] 100.0% --------------------------------------------------------------------------------------- for-loop [202] 100.0% [206] 1066(1.4%) 1066(1.4%) for-loop ...cts/racket/private/set-types.rkt:178:5 --------------------------------------------------------------------------------------- go [204] 100.0% [207] 326(0.4%) 326(0.4%) loop ...llects/racket/private/qq-and-or.rkt:101:61 --------------------------------------------------------------------------------------- coerce-contract [205] 100.0% [208] 302(0.4%) 0(0.0%) coerce-contract/f ...ntract/private/guts.rkt:373:0 coerce-simple-value [209] 100.0% --------------------------------------------------------------------------------------- coerce-contract/f [208] 100.0% [209] 302(0.4%) 302(0.4%) coerce-simple-value ...ract/private/guts.rkt:386:0 ---------------------------------------------------------------------------------------