mirror of
https://github.com/ilyakooo0/urbit.git
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b99b8969d9
Includes our first ever pass over the jets. Yikes.
372 lines
11 KiB
C
372 lines
11 KiB
C
/* j/6/seek.c
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**
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** This file is in the public domain.
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*/
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#include "all.h"
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#include "../pit.h"
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/* logic
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*/
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static u2_noun // produce
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_seek_flat(u2_wire wir_r,
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u2_noun wob) // retain
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{
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if ( u2_nul == wob ) {
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return u2_nul;
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} else {
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u2_noun i_wob = u2_h(wob);
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u2_noun t_wob = u2_t(wob);
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return u2_bc
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(wir_r, u2_bc(wir_r, u2_rx(wir_r, u2_h(i_wob)),
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u2_bt(wir_r, c3__ash, u2_nul, _1)),
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_seek_flat(wir_r, t_wob));
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}
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}
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#if 0
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static u2_noun // transfer
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_seek_silk_yew(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun syx, // retain
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u2_noun qq_tor) // retain
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{
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if ( u2_nul == qq_tor ) {
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return u2_nul;
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}
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else {
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u2_noun iqq_tor = u2_h(qq_tor);
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u2_noun qiqq_tor = u2_t(iqq_tor);
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u2_noun yon = _seek_silk_yew(wir_r, van, syx, u2_t(qq_tor));
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if ( c3__yew != u2_h(qiqq_tor) ) {
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return yon;
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} else {
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u2_noun nuy = j2_mby(Pt6, look)(wir_r, syx, u2_t(qiqq_tor));
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if ( u2_nul == nuy ) {
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return u2_bl_error(wir_r, "silk");
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}
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else {
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yon = u2_bc(wir_r, u2_rx(wir_r, u2_t(nuy)), yon);
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u2_rz(wir_r, nuy);
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return yon;
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}
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}
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}
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}
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static u2_noun // retain
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_seek_silk_yaw(u2_noun wir_r,
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u2_noun hey) // retain
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{
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u2_atom axe = 0;
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while ( u2_nul != hey ) {
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if ( axe == 0 ) {
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axe = u2_h(u2_h(hey));
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} else if ( axe != u2_h(u2_h(hey)) ) {
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return u2_bl_error(wir_r, "silk");
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}
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hey = u2_t(hey);
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}
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}
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static u2_noun // transfer
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_seek_silk_fum(u2_noun wir_r,
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u2_noun hey, // retain
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u2_noun qq_tor)
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{
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if ( u2_nul == qq_tor ) {
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return u2_nul;
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}
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c3_assert(u2_nul != hey);
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return u2_bc
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(wir_r, u2_bc(wir_r, u2_rx(wir_r, u2_h(u2_h(qq_tor))),
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u2_rx(wir_r, u2_t(u2_h(hey)))),
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_seek_silk_fum(wir_r, u2_t(hey), u2_t(qq_tor)));
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}
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static u2_noun // transfer
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_seek_silk(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun syx, // retain
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u2_noun tor) // retain
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{
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u2_noun p_tor, q_tor, pq_tor, qq_tor;
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u2_noun hey, ret;
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u2_as_cell(tor, &p_tor, &q_tor);
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if ( u2_yes == u2_h(q_tor) ) {
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return u2_nul;
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}
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u2_as_cell(u2_t(q_tor), &pq_tor, &qq_tor);
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hey = _seek_silk_yew(wir_r, van, syx, qq_tor);
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if ( u2_nul == hey ) {
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return u2_nul;
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}
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if ( u2_ckb_lent(u2_rx(wir_r, hey)) !=
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u2_ckb_lent(u2_rx(wir_r, qq_tor)) )
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{
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return u2_bl_error(wir_r, "silk");
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}
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ret = u2_bq
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(wir_r, u2_nul,
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u2_no,
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j2_mbc(Pt3, peg)(wir_r, pq_tor, _seek_silk_yaw(wir_r, hey)),
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_seek_silk_fum(wir_r, hey, qq_tor));
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u2_rz(wir_r, hey);
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return ret;
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}
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#endif
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u2_noun // transfer
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j2_mcx(Pt6, ut, seek)(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way, // retain
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u2_noun hyp) // retain
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{
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if ( u2_nul == hyp ) {
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return u2_bt
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(wir_r, _1, u2_yes, u2_rx(wir_r, sut));
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}
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else if ( u2_no == u2_dust(hyp) ) {
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return u2_bl_bail(wir_r, c3__fail);
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}
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else {
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u2_noun i_hyp = u2_h(hyp);
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u2_noun t_hyp = u2_t(hyp);
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u2_noun zar;
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u2_noun p_zar, q_zar;
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u2_noun yip, syp, ret;
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if ( u2_yes == u2_dust(i_hyp) ) {
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yip = u2_rx(wir_r, i_hyp);
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} else {
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yip = u2_bt(wir_r, u2_no, 0, u2_rx(wir_r, i_hyp));
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}
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zar = j2_mcx(Pt6, ut, seek)(wir_r, van, sut, way, t_hyp);
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u2_as_cell(zar, &p_zar, &q_zar);
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#if 0
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if ( u2_yes == u2_h(yip) ) {
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sic = u2_nul;
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} else {
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// sic = _seek_silk(wir_r, van, u2_h(u2_t(yip)), zar);
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sic = u2_nul;
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}
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if ( u2_nul != sic ) {
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u2_rz(wir_r, yip);
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u2_rz(wir_r, zar);
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return u2_t(sic);
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}
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#endif
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if ( u2_yes == u2_h(q_zar) ) {
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syp = u2_rx(wir_r, u2_t(q_zar));
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} else {
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u2_noun pq_zar, qq_zar;
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u2_noun wip;
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u2_as_cell(u2_t(q_zar), &pq_zar, &qq_zar);
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wip = _seek_flat(wir_r, qq_zar);
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syp = j2_mcy(Pt6, ut, fire)(wir_r, van, sut, wip);
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u2_rz(wir_r, wip);
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}
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if ( u2_no == u2_h(yip) ) {
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u2_noun p_yip, q_yip, hud;
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if ( u2_no == u2_as_cell(u2_t(yip), &p_yip, &q_yip) ) {
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return u2_bl_bail(wir_r, c3__fail);
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}
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hud = j2_mcy(Pt6, ut, fink)(wir_r, van, syp, p_yip, way, q_yip);
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{
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u2_noun p_hud, q_hud;
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u2_as_cell(hud, &p_hud, &q_hud);
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ret = u2_bc(wir_r, j2_mbc(Pt3, peg)(wir_r, p_zar, p_hud),
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u2_rx(wir_r, q_hud));
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u2_rz(wir_r, hud);
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}
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}
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else {
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u2_noun p_yip = u2_t(yip);
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if ( u2_no == u2_stud(p_yip) ) {
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return u2_bl_bail(wir_r, c3__fail);
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}
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else {
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ret = u2_bt
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(wir_r, j2_mbc(Pt3, peg)(wir_r, p_zar, p_yip),
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u2_yes,
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j2_mcy(Pt6, ut, peek)(wir_r, van, syp, way, p_yip));
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}
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}
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u2_rz(wir_r, yip);
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u2_rz(wir_r, syp);
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u2_rz(wir_r, zar);
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return ret;
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}
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}
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/* boilerplate
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*/
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u2_ho_jet
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j2_mcj(Pt6, ut, seek)[];
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u2_noun // transfer
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j2_mc(Pt6, ut, seek)(u2_wire wir_r,
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u2_noun cor) // retain
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{
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u2_noun sut, way, hyp, van;
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if ( (u2_no == u2_mean(cor, u2_cv_sam_2, &way,
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u2_cv_sam_3, &hyp,
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u2_cv_con, &van,
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0)) ||
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(u2_none == (sut = u2_frag(u2_cv_sam, van))) )
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{
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return u2_bl_bail(wir_r, c3__fail);
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} else {
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return j2_mcx(Pt6, ut, seek)(wir_r, van, sut, way, hyp);
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}
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}
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u2_weak // transfer
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j2_mci(Pt6, ut, seek)(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way, // retain
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u2_noun hyp) // retain
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{
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u2_weak hoc = u2_ds_look(wir_r, van, "seek");
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if ( u2_none == hoc ) {
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c3_assert(!"register seek");
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return u2_none;
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} else {
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u2_weak von = u2_rl_molt(wir_r, van, u2_cv_sam, u2_rx(wir_r, sut), 0);
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u2_weak gat = u2_nk_soft(wir_r, von, hoc);
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u2_weak cor = u2_rl_molt(wir_r, gat,
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u2_cv_sam_2, u2_rx(wir_r, way),
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u2_cv_sam_3, u2_rx(wir_r, hyp),
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0);
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if ( (u2_none == j2_mcj(Pt6, ut, seek)[0].xip) ) {
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u2_noun xip = u2_ds_find(wir_r, cor);
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c3_assert(u2_none != xip);
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j2_mcj(Pt6, ut, seek)[0].xip = xip;
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}
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u2_rl_lose(wir_r, gat);
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return cor;
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}
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}
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u2_noun // transfer
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j2_mcy(Pt6, ut, seek)(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way, // retain
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u2_noun hyp) // retain
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{
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u2_ho_jet *jet_j = &j2_mcj(Pt6, ut, seek)[0];
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if ( (jet_j->sat_s & u2_jet_live) && !(jet_j->sat_s & u2_jet_test) ) {
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if ( !(jet_j->sat_s & u2_jet_memo) ) {
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return j2_mcx(Pt6, ut, seek)(wir_r, van, sut, way, hyp);
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}
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else {
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c3_m fun_m = c3__seek;
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u2_noun pro = u2_rl_find_trel(wir_r, fun_m, sut, way, hyp);
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if ( u2_none != pro ) {
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return pro;
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}
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else {
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pro = j2_mcx(Pt6, ut, seek)(wir_r, van, sut, way, hyp);
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return u2_rl_save_trel(wir_r, fun_m, sut, way, hyp, pro);
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}
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}
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}
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else {
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u2_noun cor, fol, pro;
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cor = j2_mci(Pt6, ut, seek)(wir_r, van, sut, way, hyp);
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fol = u2_h(cor);
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pro = u2_ho_use(wir_r, jet_j, cor, fol);
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if ( u2_none == pro ) return u2_bl_bail(wir_r, c3__fail);
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u2_rz(wir_r, cor);
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u2_rz(wir_r, fol);
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return pro;
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}
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}
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u2_noun // transfer
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j2_mcy(Pt6, ut, seep)(u2_wire wir_r,
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u2_noun van, // retain
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u2_noun sut, // retain
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u2_noun way, // retain
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u2_noun hyp) // retain
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{
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u2_noun zar = j2_mcy(Pt6, ut, seek)(wir_r, van, sut, way, hyp);
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u2_noun p_zar = u2h(zar);
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u2_noun q_zar = u2t(zar);
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if ( u2_yes != u2h(q_zar) ) {
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return u2_cm_bail(c3__exit);
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}
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else {
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u2_noun ret = u2_bc(wir_r, u2_rx(wir_r, p_zar),
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u2_rx(wir_r, u2t(q_zar)));
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u2_rz(wir_r, zar);
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return ret;
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}
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}
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u2_weak
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j2_mck(Pt6, ut, seek)(u2_wire wir_r,
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u2_noun cor)
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{
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u2_noun sut, way, hyp, van;
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if ( (u2_no == u2_mean(cor, u2_cv_sam_2, &way,
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u2_cv_sam_3, &hyp,
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u2_cv_con, &van,
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0)) ||
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(u2_none == (sut = u2_frag(u2_cv_sam, van))) )
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{
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return u2_none;
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} else {
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return u2_rt
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(wir_r, u2_rx(wir_r, sut), u2_rx(wir_r, way), u2_rx(wir_r, hyp));
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}
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}
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/* structures
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*/
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u2_ho_jet
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j2_mcj(Pt6, ut, seek)[] = {
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{ ".2", c3__hevy,
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j2_mc(Pt6, ut, seek),
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Tier6_b_memo,
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u2_none, u2_none,
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j2_mck(Pt6, ut, seek), c3__seek
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},
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{ }
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};
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