mirror of
https://github.com/ilyakooo0/urbit.git
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285 lines
8.0 KiB
C
285 lines
8.0 KiB
C
/* j/6/fuse.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
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_fuse_in(u2_wire, u2_noun, u2_noun, u2_noun, u2_noun);
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static u2_noun
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_fuse_repo(u2_wire wir_r,
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u2_noun van,
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u2_noun sut,
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u2_noun ref,
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u2_noun bix)
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{
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u2_noun rep = j2_mcy(Pt6, ut, repo)(wir_r, van, sut);
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u2_noun ret = _fuse_in(wir_r, van, rep, ref, bix);
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if ( u2_yes == u2_sing(ret, rep) ) {
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if ( c3__void == rep ) {
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return c3__void;
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} else {
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u2_rz(wir_r, rep);
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u2_rz(wir_r, ret);
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return u2_rx(wir_r, sut);
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}
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} else {
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u2_rz(wir_r, rep);
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return ret;
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}
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}
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static u2_noun
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_fuse_in(u2_wire wir_r,
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u2_noun van,
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u2_noun sut,
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u2_noun ref,
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u2_noun bix)
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{
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u2_noun p_sut, q_sut;
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if ( u2_yes == u2_sing(sut, ref) || (c3__noun == ref) ) {
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return u2_rx(wir_r, sut);
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}
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if ( u2_no == u2_dust(sut) ) switch ( sut ) {
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default: return u2_bl_bail(wir_r, c3__fail);
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case c3__noun:
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{
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return u2_rx(wir_r, ref);
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}
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case c3__void:
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{
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return c3__void;
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}
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}
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else switch ( u2_h(sut) ) {
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default: return u2_bl_bail(wir_r, c3__fail);
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case c3__atom:
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{
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if ( u2_yes == u2_dust(ref) ) {
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if ( c3__atom == u2_h(ref) ) {
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if ( u2_yes == j2_mby(Pt6, fitz)(wir_r, u2_t(ref), u2_t(sut)) ) {
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return u2_rx(wir_r, sut);
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} else return u2_rx(wir_r, ref);
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}
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else if ( c3__cell == u2_h(ref) ) {
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return c3__void;
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}
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}
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return _fuse_in(wir_r, van, ref, sut, bix);
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}
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case c3__bull: u2_bi_cell(wir_r, u2_t(sut), &p_sut, &q_sut);
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{
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u2_noun vot = _fuse_in(wir_r, van, q_sut, ref, bix);
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u2_noun ret = j2_mby(Pt6, bull)(wir_r, p_sut, vot);
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u2_rl_lose(wir_r, vot);
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return ret;
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}
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case c3__cell: u2_bi_cell(wir_r, u2_t(sut), &p_sut, &q_sut);
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{
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u2_noun p_ref, q_ref;
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if ( u2_yes == u2_as_pq(ref, c3__cell, &p_ref, &q_ref) ) {
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u2_noun hed = _fuse_in(wir_r, van, p_sut, p_ref, bix);
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u2_noun tal = _fuse_in(wir_r, van, q_sut, q_ref, bix);
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u2_noun ret = j2_mby(Pt6, cell)(wir_r, hed, tal);
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u2_rl_lose(wir_r, hed);
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u2_rl_lose(wir_r, tal);
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return ret;
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}
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else return _fuse_in(wir_r, van, ref, sut, bix);
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}
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case c3__core:
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{
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return _fuse_repo(wir_r, van, sut, ref, bix);
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}
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case c3__cube: u2_bi_cell(wir_r, u2_t(sut), &p_sut, &q_sut);
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{
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u2_noun foz = _fuse_in(wir_r, van, q_sut, ref, bix);
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u2_noun ret;
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if ( u2_no == j2_mcy(Pt6, ut, firm)(wir_r, van, foz, p_sut) ) {
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ret = c3__void;
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} else {
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ret = j2_mby(Pt6, cube)(wir_r, p_sut, foz);
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}
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u2_rz(wir_r, foz);
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return ret;
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}
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case c3__face: u2_bi_cell(wir_r, u2_t(sut), &p_sut, &q_sut);
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{
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u2_noun vot = _fuse_in(wir_r, van, q_sut, ref, bix);
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u2_noun ret = j2_mby(Pt6, face)(wir_r, p_sut, vot);
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u2_rl_lose(wir_r, vot);
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return ret;
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}
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case c3__fork: u2_bi_cell(wir_r, u2_t(sut), &p_sut, &q_sut);
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{
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u2_noun dis = _fuse_in(wir_r, van, p_sut, ref, bix);
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u2_noun dat = _fuse_in(wir_r, van, q_sut, ref, bix);
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u2_noun ret = j2_mby(Pt6, fork)(wir_r, dis, dat);
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u2_rl_lose(wir_r, dis);
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u2_rl_lose(wir_r, dat);
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return ret;
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}
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case c3__hold: p_sut = u2_t(sut);
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{
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u2_noun hud = u2_bc(wir_r, u2_rx(wir_r, sut), u2_rx(wir_r, ref));
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if ( u2_yes == j2_mcc(Pt4, in, has)(wir_r, bix, hud) ) {
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// u2_noun dun = j2_mcy(Pt6, ut, dunq)(wir_r, van, "type", sut);
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// u2_noun niz = j2_mcy(Pt6, ut, dunq)(wir_r, van, "over", ref);
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// u2_bl_push(wir_r, u2_bc(wir_r, c3__mean, dun));
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// u2_bl_push(wir_r, u2_bc(wir_r, c3__mean, niz));
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return u2_bl_error(wir_r, "fuse-loop");
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} else {
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u2_noun bux = j2_mcc(Pt4, in, put)(wir_r, bix, hud);
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u2_noun ret = _fuse_repo(wir_r, van, sut, ref, bux);
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u2_rz(wir_r, hud);
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u2_rz(wir_r, bux);
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return ret;
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}
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}
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}
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}
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u2_noun // transfer
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j2_mcx(Pt6, ut, fuse)(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 ref) // retain
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{
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return _fuse_in(wir_r, van, sut, ref, u2_nul);
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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, fuse)[];
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u2_noun // transfer
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j2_mc(Pt6, ut, fuse)(u2_wire wir_r,
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u2_noun cor) // retain
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{
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u2_noun sut, ref, van;
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if ( (u2_no == u2_mean(cor, u2_cv_sam, &ref, u2_cv_con, &van, 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, fuse)(wir_r, van, sut, ref);
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}
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}
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u2_weak // transfer
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j2_mci(Pt6, ut, fuse)(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 ref) // retain
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{
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u2_weak hoc = u2_ds_look(wir_r, van, "fuse");
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if ( u2_none == hoc ) {
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c3_assert(!"register fuse");
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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, u2_cv_sam, u2_rx(wir_r, ref), 0);
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if ( (u2_none == j2_mcj(Pt6, ut, fuse)[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, fuse)[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, fuse)(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 ref) // retain
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{
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u2_ho_jet *jet_j = &j2_mcj(Pt6, ut, fuse)[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, fuse)(wir_r, van, sut, ref);
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}
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else {
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c3_m fun_m = c3__fuse;
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u2_noun pro = u2_rl_find_cell(wir_r, fun_m, sut, ref);
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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, fuse)(wir_r, van, sut, ref);
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return u2_rl_save_cell(wir_r, fun_m, sut, ref, 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, fuse)(wir_r, van, sut, ref);
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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_weak
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j2_mck(Pt6, ut, fuse)(u2_wire wir_r,
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u2_noun cor)
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{
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u2_noun sut, ref, van;
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if ( (u2_no == u2_mean(cor, u2_cv_sam, &ref, u2_cv_con, &van, 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_rc(wir_r, u2_rx(wir_r, sut), u2_rx(wir_r, ref));
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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, fuse)[] = {
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{ ".2", c3__hevy,
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j2_mc(Pt6, ut, fuse),
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Tier6_b_memo,
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u2_none, u2_none,
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j2_mck(Pt6, ut, fuse), c3__fuse,
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},
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{ }
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};
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