Profiling results ----------------- Total cpu time observed: 17754ms (out of 18160ms) Number of samples taken: 48 (once every 370ms) ======================================================================================== Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================================== run [6] 50.0% [1] 17754(100.0%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk16 [3] 50.0% loop [4] 29.2% run-improve39 [5] 20.8% ---------------------------------------------------------------------------------------- for-loop [71] 100.0% [2] 634(3.6%) 0(0.0%) variable? ...ed-racket/src/syntax/syntax.rkt:714:0 ??? [20] 100.0% ---------------------------------------------------------------------------------------- ??? [1] 100.0% [3] 17754(100.0%) 0(0.0%) profile-thunk16 ...e/pkgs/profile-lib/main.rkt:9:0 run [6] 100.0% ---------------------------------------------------------------------------------------- ??? [1] 100.0% [4] 10354(58.3%) 0(0.0%) loop ...s/herbie/typed-racket/src/points.rkt:230:2 make-exacts-intervals [7] 93.7% for-loop [9] 6.3% ---------------------------------------------------------------------------------------- ??? [1] 100.0% [5] 7400(41.7%) 0(0.0%) run-improve39 ...ped-racket/src/mainloop.rkt:287:0 for-loop [8] 95.6% for-loop [10] 4.4% ---------------------------------------------------------------------------------------- profile-thunk16 [3] 100.0% [6] 17754(100.0%) 0(0.0%) run ...racket/share/pkgs/profile-lib/main.rkt:39:2 ??? [1] 100.0% ---------------------------------------------------------------------------------------- loop [4] 100.0% [7] 9698(54.6%) 0(0.0%) make-exacts-intervals ...cket/src/points.rkt:171:0 for-loop [11] 100.0% ---------------------------------------------------------------------------------------- run-improve39 [5] 100.0% [8] 7072(39.8%) 0(0.0%) for-loop ...ie/typed-racket/src/mainloop.rkt:304:8 run-iter! [12] 100.0% ---------------------------------------------------------------------------------------- loop [4] 100.0% [9] 656(3.7%) 0(0.0%) for-loop ...bie/typed-racket/src/points.rkt:245:19 for-loop [13] 100.0% ---------------------------------------------------------------------------------------- run-improve39 [5] 100.0% [10] 328(1.8%) 0(0.0%) for-loop ...e/typed-racket/src/mainloop.rkt:299:29 ??? [47] 100.0% ---------------------------------------------------------------------------------------- make-exacts-intervals [7] 100.0% [11] 9698(54.6%) 0(0.0%) for-loop ...rbie/typed-racket/src/points.rkt:174:2 loop [14] 93.5% ??? [44] 6.5% ---------------------------------------------------------------------------------------- for-loop [8] 100.0% [12] 7072(39.8%) 0(0.0%) run-iter! ...e/typed-racket/src/mainloop.rkt:268:0 simplify! [15] 57.0% finalize-iter! [16] 34.4% gen-rewrites! [17] 4.4% gen-series! [18] 4.2% ---------------------------------------------------------------------------------------- for-loop [9] 100.0% [13] 656(3.7%) 0(0.0%) for-loop ...rbie/typed-racket/src/points.rkt:222:4 ??? [44] 100.0% ---------------------------------------------------------------------------------------- for-loop [11] 100.0% [14] 9066(51.1%) 0(0.0%) loop ...s/herbie/typed-racket/src/points.rkt:156:2 ??? [43] 95.9% ??? [44] 4.1% ---------------------------------------------------------------------------------------- run-iter! [12] 100.0% [15] 4028(22.7%) 0(0.0%) simplify! ...e/typed-racket/src/mainloop.rkt:182:0 for-loop [19] 100.0% ---------------------------------------------------------------------------------------- run-iter! [12] 100.0% [16] 2436(13.7%) 0(0.0%) finalize-iter! ...ed-racket/src/mainloop.rkt:222:0 ??? [20] 100.0% ---------------------------------------------------------------------------------------- run-iter! [12] 100.0% [17] 310(1.7%) 0(0.0%) gen-rewrites! ...ped-racket/src/mainloop.rkt:165:0 for-loop [21] 100.0% ---------------------------------------------------------------------------------------- run-iter! [12] 100.0% [18] 298(1.7%) 0(0.0%) gen-series! ...typed-racket/src/mainloop.rkt:152:0 for-loop [22] 100.0% ---------------------------------------------------------------------------------------- simplify! [15] 100.0% [19] 4028(22.7%) 0(0.0%) for-loop ...ie/typed-racket/src/mainloop.rkt:186:6 for-loop [23] 100.0% ---------------------------------------------------------------------------------------- match-e [77] 9.4% variable? [2] 18.7% finalize-iter! [16] 71.9% [20] 3390(19.1%) 320(1.8%) ??? ...contract/private/arrow-val-first.rkt:388:18 for-loop [24] 71.9% hash-has-key? [25] 18.7% ---------------------------------------------------------------------------------------- gen-rewrites! [17] 100.0% [21] 310(1.7%) 0(0.0%) for-loop ...e/typed-racket/src/mainloop.rkt:170:11 ??? [26] 100.0% ---------------------------------------------------------------------------------------- gen-series! [18] 100.0% [22] 298(1.7%) 0(0.0%) for-loop ...ie/typed-racket/src/mainloop.rkt:158:7 taylor-alt [27] 100.0% ---------------------------------------------------------------------------------------- for-loop [19] 100.0% [23] 4028(22.7%) 0(0.0%) for-loop ...ie/typed-racket/src/mainloop.rkt:210:8 ??? [44] 100.0% ---------------------------------------------------------------------------------------- ??? [20] 100.0% [24] 2436(13.7%) 0(0.0%) for-loop ...ped-racket/src/core/alt-table.rkt:51:2 atab-add-altn [28] 75.0% loop [29] 25.0% ---------------------------------------------------------------------------------------- ??? [20] 100.0% [25] 634(3.6%) 0(0.0%) hash-has-key? ...ket/private/more-scheme.rkt:371:2 ??? [85] 100.0% ---------------------------------------------------------------------------------------- for-loop [21] 100.0% [26] 310(1.7%) 0(0.0%) ??? ...erbie/typed-racket/src/alternative.rkt:61:0 rewriter [30] 100.0% ---------------------------------------------------------------------------------------- for-loop [22] 100.0% [27] 298(1.7%) 0(0.0%) taylor-alt .../typed-racket/src/mainloop.rkt:137:0 for-loop [31] 100.0% ---------------------------------------------------------------------------------------- for-loop [24] 100.0% [28] 1828(10.3%) 0(0.0%) atab-add-altn ...cket/src/core/alt-table.rkt:210:0 override-at-pnts [32] 67.4% best-and-tied-at-points [33] 32.6% ---------------------------------------------------------------------------------------- for-loop [24] 100.0% [29] 608(3.4%) 0(0.0%) loop .../typed-racket/src/core/alt-table.rkt:184:2 map [34] 51.6% argmax [36] 48.4% ---------------------------------------------------------------------------------------- matcher [40] 50.0% ??? [26] 50.0% [30] 310(1.7%) 0(0.0%) rewriter ...yped-racket/src/core/matcher.rkt:131:2 for-loop [35] 100.0% ---------------------------------------------------------------------------------------- taylor-alt [27] 100.0% [31] 298(1.7%) 0(0.0%) for-loop ...ie/typed-racket/src/mainloop.rkt:143:6 ??? [44] 100.0% ---------------------------------------------------------------------------------------- atab-add-altn [28] 100.0% [32] 1232(6.9%) 0(0.0%) override-at-pnts ...t/src/core/alt-table.rkt:145:0 errors [37] 100.0% ---------------------------------------------------------------------------------------- atab-add-altn [28] 100.0% [33] 596(3.4%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [37] 100.0% ---------------------------------------------------------------------------------------- loop [29] 100.0% [34] 314(1.8%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:35:13 ??? [38] 100.0% ---------------------------------------------------------------------------------------- rewriter [30] 100.0% [35] 310(1.7%) 0(0.0%) for-loop ...ped-racket/src/core/matcher.rkt:134:10 matcher [40] 50.0% type-of [39] 50.0% ---------------------------------------------------------------------------------------- loop [29] 100.0% [36] 294(1.7%) 0(0.0%) argmax ...92/racket/collects/racket/list.rkt:766:0 for-loop [79] 100.0% ---------------------------------------------------------------------------------------- best-and-tied-at-points [33] 32.6% override-at-pnts [32] 67.4% [37] 1828(10.3%) 0(0.0%) errors ...herbie/typed-racket/src/points.rkt:271:0 for-loop [41] 100.0% ---------------------------------------------------------------------------------------- map [34] 100.0% [38] 314(1.8%) 314(1.8%) ??? .../typed-racket/src/core/alt-table.rkt:201:30 ---------------------------------------------------------------------------------------- for-loop [35] 100.0% [39] 310(1.7%) 0(0.0%) type-of ...ie/typed-racket/src/type-check.rkt:34:0 table-ref [81] 100.0% ---------------------------------------------------------------------------------------- for-loop [42] 50.0% for-loop [35] 50.0% [40] 310(1.7%) 0(0.0%) matcher ...typed-racket/src/core/matcher.rkt:168:2 for-loop [42] 50.0% rewriter [30] 50.0% ---------------------------------------------------------------------------------------- errors [37] 100.0% [41] 1828(10.3%) 0(0.0%) for-loop ...rbie/typed-racket/src/points.rkt:274:4 ??? [43] 66.8% ulp-difference [45] 16.8% ??? [44] 16.3% ---------------------------------------------------------------------------------------- matcher [40] 100.0% [42] 310(1.7%) 0(0.0%) for-loop ...ped-racket/src/core/matcher.rkt:184:21 matcher [40] 100.0% ---------------------------------------------------------------------------------------- for-loop [41] 12.3% loop [14] 87.7% [43] 9914(55.8%) 0(0.0%) ??? .../herbie/typed-racket/src/programs.rkt:124:2 ??? [46] 67.0% ??? [52] 33.0% ---------------------------------------------------------------------------------------- for-loop [31] 2.4% for-loop [41] 4.7% loop [14] 5.9% for-loop [11] 10.1% for-loop [13] 10.4% for-loop [23] 32.0% location-do [48] 34.4% [44] 6286(35.4%) 322(1.8%) ??? ...tract/private/arrow-higher-order.rkt:357:33 location-do [48] 34.4% ??? [47] 32.0% ->flonum [49] 20.7% sample-multi-bounded [50] 5.3% approximate9 [51] 2.4% ---------------------------------------------------------------------------------------- for-loop [41] 100.0% [45] 308(1.7%) 0(0.0%) ulp-difference .../typed-racket/src/float.rkt:19:0 return/no-unsupplied [54] 100.0% ---------------------------------------------------------------------------------------- ??? [43] 100.0% [46] 6642(37.4%) 1222(6.9%) ??? ...acket/collects/racket/private/kw.rkt:592:14 ??? [52] 76.8% ??? [57] 4.8% ---------------------------------------------------------------------------------------- for-loop [10] 7.5% ??? [44] 92.5% [47] 4356(24.5%) 0(0.0%) ??? ...bie/typed-racket/src/core/simplify.rkt:31:0 iterate-egraph!7 [53] 78.9% extract-smallest-best-effort [56] 7.5% loop [59] 6.9% mk-egraph [61] 6.7% ---------------------------------------------------------------------------------------- location-do [48] 46.6% ??? [44] 53.4% [48] 4326(24.4%) 0(0.0%) location-do .../typed-racket/src/programs.rkt:89:0 ??? [44] 53.4% location-do [48] 46.6% ---------------------------------------------------------------------------------------- ??? [44] 100.0% [49] 1304(7.3%) 706(4.0%) ->flonum ...bie/typed-racket/src/programs.rkt:36:0 ??? [58] 23.0% return/no-unsupplied [54] 22.9% ---------------------------------------------------------------------------------------- ??? [44] 100.0% [50] 334(1.9%) 0(0.0%) sample-multi-bounded ...racket/src/points.rkt:43:0 for-loop [55] 100.0% ---------------------------------------------------------------------------------------- ??? [44] 100.0% [51] 298(1.7%) 0(0.0%) approximate9 ...ed-racket/src/core/taylor.rkt:12:0 for-loop [60] 100.0% ---------------------------------------------------------------------------------------- ??? [43] 39.1% ??? [46] 60.9% [52] 8374(47.2%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:361:33 mk-ival [62] 59.4% ival-div [64] 36.9% ival-sub [66] 3.8% ---------------------------------------------------------------------------------------- ??? [47] 100.0% [53] 3436(19.4%) 0(0.0%) iterate-egraph!7 ...ket/src/core/simplify.rkt:55:0 one-iter [63] 100.0% ---------------------------------------------------------------------------------------- ->flonum [49] 49.2% ulp-difference [45] 50.8% [54] 606(3.4%) 0(0.0%) return/no-unsupplied ...ct/private/arr-i.rkt:534:0 filter [65] 100.0% ---------------------------------------------------------------------------------------- sample-multi-bounded [50] 100.0% [55] 334(1.9%) 334(1.9%) for-loop ...erbie/typed-racket/src/points.rkt:46:4 ---------------------------------------------------------------------------------------- ??? [47] 100.0% [56] 328(1.8%) 328(1.8%) extract-smallest-best-effort ...simplify.rkt:160:0 ---------------------------------------------------------------------------------------- ??? [46] 100.0% [57] 318(1.8%) 318(1.8%) ??? ...rivate/unconstrained-domain-arrow.rkt:40:13 ---------------------------------------------------------------------------------------- ->flonum [49] 100.0% [58] 300(1.7%) 300(1.7%) ??? ...s/racket/contract/private/arr-i.rkt:1252:29 ---------------------------------------------------------------------------------------- ??? [47] 100.0% [59] 300(1.7%) 0(0.0%) loop ...e/typed-racket/src/core/simplify.rkt:184:2 for-loop [67] 100.0% ---------------------------------------------------------------------------------------- approximate9 [51] 100.0% [60] 298(1.7%) 0(0.0%) for-loop ...typed-racket/src/core/taylor.rkt:30:18 taylor [68] 100.0% ---------------------------------------------------------------------------------------- ??? [47] 100.0% [61] 292(1.6%) 0(0.0%) mk-egraph ...yped-racket/src/core/egraph.rkt:131:0 mk-enode-rec! [69] 100.0% ---------------------------------------------------------------------------------------- ??? [52] 100.0% [62] 4970(28.0%) 0(0.0%) mk-ival ...e/typed-racket/src/biginterval.rkt:33:0 bf [70] 100.0% ---------------------------------------------------------------------------------------- iterate-egraph!7 [53] 100.0% [63] 3436(19.4%) 296(1.7%) one-iter ...yped-racket/src/core/simplify.rkt:66:0 for-loop [71] 45.9% for-loop [72] 45.5% ---------------------------------------------------------------------------------------- ??? [52] 100.0% [64] 3088(17.4%) 720(4.1%) ival-div .../typed-racket/src/biginterval.rkt:86:0 ??? [80] 56.9% bfmax* [73] 10.0% foldl [78] 9.7% ---------------------------------------------------------------------------------------- return/no-unsupplied [54] 100.0% [65] 606(3.4%) 606(3.4%) filter ...t/collects/racket/private/list.rkt:256:2 ---------------------------------------------------------------------------------------- ??? [52] 100.0% [66] 316(1.8%) 0(0.0%) ival-sub .../typed-racket/src/biginterval.rkt:63:0 ??? [80] 100.0% ---------------------------------------------------------------------------------------- loop [59] 100.0% [67] 300(1.7%) 0(0.0%) for-loop ...ed-racket/src/core/simplify.rkt:177:29 argmin [74] 100.0% ---------------------------------------------------------------------------------------- taylor [68] 50.0% for-loop [60] 50.0% [68] 298(1.7%) 0(0.0%) taylor ...e/typed-racket/src/core/taylor.rkt:169:0 taylor [68] 50.0% debug7 [75] 50.0% ---------------------------------------------------------------------------------------- mk-enode-rec! [69] 50.0% mk-egraph [61] 50.0% [69] 292(1.6%) 0(0.0%) mk-enode-rec! ...-racket/src/core/egraph.rkt:122:0 mk-enode-rec! [69] 50.0% mk-enode! [90] 50.0% ---------------------------------------------------------------------------------------- mk-ival [62] 100.0% [70] 4970(28.0%) 0(0.0%) bf ...ath-lib/math/private/bigfloat/mpfr.rkt:601:2 new-mpfr [88] 52.1% ??? [89] 47.9% ---------------------------------------------------------------------------------------- for-loop [71] 50.0% one-iter [63] 50.0% [71] 1578(8.9%) 324(1.8%) for-loop ...ped-racket/src/core/simplify.rkt:76:12 for-loop [71] 50.0% variable? [2] 20.1% match-e [77] 19.6% ---------------------------------------------------------------------------------------- one-iter [63] 100.0% [72] 1562(8.8%) 0(0.0%) for-loop ...ped-racket/src/core/simplify.rkt:113:2 for-loop [76] 79.5% match-e [77] 20.5% ---------------------------------------------------------------------------------------- ival-div [64] 100.0% [73] 310(1.7%) 0(0.0%) bfmax* ...ie/typed-racket/src/biginterval.rkt:72:0 foldl [78] 100.0% ---------------------------------------------------------------------------------------- for-loop [67] 100.0% [74] 300(1.7%) 0(0.0%) argmin ...92/racket/collects/racket/list.rkt:765:0 for-loop [79] 100.0% ---------------------------------------------------------------------------------------- taylor [68] 100.0% [75] 298(1.7%) 298(1.7%) debug7 .../herbie/typed-racket/src/debug.rkt:102:0 ---------------------------------------------------------------------------------------- for-loop [72] 100.0% [76] 1242(7.0%) 0(0.0%) for-loop ...yped-racket/src/core/simplify.rkt:98:4 mk-enode! [90] 51.7% substitute-e [83] 48.3% ---------------------------------------------------------------------------------------- for-loop [87] 17.0% for-loop [72] 17.0% for-loop [71] 66.0% [77] 940(5.3%) 322(1.8%) match-e ...e/typed-racket/src/core/ematch.rkt:46:0 for-loop [82] 48.7% ??? [20] 17.0% ---------------------------------------------------------------------------------------- ival-div [64] 49.2% bfmax* [73] 50.8% [78] 610(3.4%) 0(0.0%) foldl ...et/collects/racket/private/list.rkt:229:4 ??? [80] 100.0% ---------------------------------------------------------------------------------------- argmax [36] 49.5% argmin [74] 50.5% [79] 594(3.3%) 0(0.0%) for-loop ...ie/typed-racket/src/programs.rkt:183:2 table-ref [81] 100.0% ---------------------------------------------------------------------------------------- ival-sub [66] 11.8% foldl [78] 22.7% ival-div [64] 65.5% [80] 2684(15.1%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:39:12 bfdiv [84] 100.0% ---------------------------------------------------------------------------------------- type-of [39] 34.3% for-loop [79] 65.7% [81] 904(5.1%) 610(3.4%) table-ref ...rbie/typed-racket/src/common.rkt:47:0 ??? [85] 32.5% ---------------------------------------------------------------------------------------- match-e [77] 100.0% [82] 618(3.5%) 298(1.7%) for-loop ...typed-racket/src/core/ematch.rkt:59:11 for-loop [87] 51.8% ---------------------------------------------------------------------------------------- for-loop [76] 100.0% [83] 600(3.4%) 0(0.0%) substitute-e ...ed-racket/src/core/ematch.rkt:71:0 for-loop [86] 100.0% ---------------------------------------------------------------------------------------- ??? [80] 100.0% [84] 2684(15.1%) 300(1.7%) bfdiv ...-lib/math/private/bigfloat/mpfr.rkt:821:4 new-mpfr [88] 62.4% ??? [89] 26.4% ---------------------------------------------------------------------------------------- table-ref [81] 31.7% hash-has-key? [25] 68.3% [85] 928(5.2%) 294(1.7%) ??? ...ects/racket/contract/private/list.rkt:798:4 successfully-got-the-right-kind-of-function [93] 34.9% for-loop [91] 33.4% ---------------------------------------------------------------------------------------- substitute-e [83] 100.0% [86] 600(3.4%) 0(0.0%) for-loop ...typed-racket/src/core/ematch.rkt:80:24 mk-enode! [90] 100.0% ---------------------------------------------------------------------------------------- for-loop [82] 100.0% [87] 320(1.8%) 0(0.0%) for-loop ...typed-racket/src/core/ematch.rkt:65:37 match-e [77] 100.0% ---------------------------------------------------------------------------------------- bfdiv [84] 39.3% bf [70] 60.7% [88] 4264(24.0%) 4264(24.0%) new-mpfr ...b/math/private/bigfloat/mpfr.rkt:335:0 ---------------------------------------------------------------------------------------- bfdiv [84] 22.9% bf [70] 77.1% [89] 3090(17.4%) 3090(17.4%) ??? /home/p92/racket/collects/ffi/unsafe.rkt:898:4 ---------------------------------------------------------------------------------------- mk-enode-rec! [69] 19.0% for-loop [86] 39.1% for-loop [76] 41.9% [90] 1534(8.6%) 0(0.0%) mk-enode! ...yped-racket/src/core/egraph.rkt:102:0 new-enode [92] 100.0% ---------------------------------------------------------------------------------------- ??? [85] 100.0% [91] 310(1.7%) 0(0.0%) for-loop ...acket/contract/private/list.rkt:804:12 successfully-got-the-right-kind-of-function [93]100.0% ---------------------------------------------------------------------------------------- mk-enode! [90] 100.0% [92] 1534(8.6%) 300(1.7%) new-enode .../typed-racket/src/core/enode.rkt:95:0 type-of-enode-expr [94] 80.4% ---------------------------------------------------------------------------------------- for-loop [91] 48.9% ??? [85] 51.1% [93] 634(3.6%) 310(1.7%) successfully-got-the-right-kind-of-function ...5:4 loop [95] 51.1% ---------------------------------------------------------------------------------------- new-enode [92] 100.0% [94] 1234(7.0%) 0(0.0%) type-of-enode-expr ...cket/src/core/enode.rkt:68:0 for-loop [96] 50.2% get/build-late-neg-projection [97] 25.4% ??? [98] 24.3% ---------------------------------------------------------------------------------------- loop [95] 50.0% successfully-got-the-right-kind-of-function [93] 50.0% [95] 324(1.8%) 324(1.8%) loop ...ts/racket/contract/private/blame.rkt:320:2 loop [95] 50.0% ---------------------------------------------------------------------------------------- type-of-enode-expr [94] 100.0% [96] 620(3.5%) 292(1.6%) for-loop ...racket/contract/private/hash.rkt:277:6 ??? [99] 52.9% ---------------------------------------------------------------------------------------- ??? [101] 50.0% type-of-enode-expr [94] 50.0% [97] 314(1.8%) 0(0.0%) get/build-late-neg-projection ...te/guts.rkt:793:0 ??? [101] 50.0% ??? [100] 50.0% ---------------------------------------------------------------------------------------- type-of-enode-expr [94] 100.0% [98] 300(1.7%) 0(0.0%) ??? ...ects/racket/contract/private/hash.rkt:227:4 contract-pos/neg-doubling/proc [102] 100.0% ---------------------------------------------------------------------------------------- for-loop [96] 100.0% [99] 328(1.8%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:209:10 ??? [103] 100.0% ---------------------------------------------------------------------------------------- get/build-late-neg-projection [97] 100.0% [100] 314(1.8%) 314(1.8%) ??? ...cts/racket/contract/private/prop.rkt:344:12 ---------------------------------------------------------------------------------------- get/build-late-neg-projection [97] 100.0% [101] 314(1.8%) 0(0.0%) ??? ...ects/racket/contract/private/hash.rkt:221:2 get/build-late-neg-projection [97] 100.0% ---------------------------------------------------------------------------------------- ??? [98] 100.0% [102] 300(1.7%) 300(1.7%) contract-pos/neg-doubling/proc ...e/guts.rkt:956:0 ---------------------------------------------------------------------------------------- ??? [99] 100.0% [103] 328(1.8%) 0(0.0%) ??? ...ects/racket/contract/private/list.rkt:747:7 ??? [104] 100.0% ---------------------------------------------------------------------------------------- ??? [103] 100.0% [104] 328(1.8%) 328(1.8%) ??? ...ects/racket/contract/private/guts.rkt:746:8 ----------------------------------------------------------------------------------------