keeping batteries for no reason

This commit is contained in:
Paul Driver 2018-04-16 16:54:20 -07:00
parent 3c7317a1a4
commit bb76625c4e

View File

@ -538,9 +538,13 @@ typedef struct {
_n_fist fis_u[0];
} _n_fink;
struct __n_prog;
/* placeholder: call site memory */
typedef struct {
u3_noun axe;
struct __n_prog *pog_u;
u3_noun bat;
} _n_site;
/* registration site memory */
@ -581,7 +585,7 @@ typedef struct {
_n_rite* rit_u;
} _n_prog_reg;
typedef struct {
typedef struct __n_prog {
_n_prog_ops byc_u;
_n_prog_lit lit_u;
_n_prog_memo mem_u;
@ -1069,6 +1073,8 @@ _n_prog_asm(u3_noun ops, _n_prog* pog_u, u3_noun sip)
_n_prog_asm_inx(buf_y, &i_w, cal_s, cod);
_n_site* sit_u = &(pog_u->cal_u.sit_u[cal_s++]);
sit_u->axe = u3k(u3t(op));
sit_u->pog_u = NULL;
sit_u->bat = u3_none;
break;
}
}
@ -1099,7 +1105,7 @@ _n_prog_from_ops(u3_noun ops)
return pog_u;
}
#if 1
#if 0
/* _n_print_stack(): print out the cap stack up to a designated "empty"
* used only for debugging
*/
@ -1127,7 +1133,7 @@ static void _n_print_stack(u3p(u3_noun) empty) {
}
#endif
#if 1
#ifdef VERBOSE_BYTECODE
// match to OPCODE TABLE
static char* opcode_names[] = {
"halt", "bail",
@ -1541,7 +1547,7 @@ _n_rewo(c3_y* buf, c3_w* ip_w)
return one | (two << 8) | (tre << 16) | (qua << 24);
}
#if 1
#ifdef VERBOSE_BYTECODE
/* _n_print_byc(): print bytecode. used for debugging.
*/
static void
@ -1623,6 +1629,11 @@ _n_find(u3_noun fol)
_n_rite* rit_u = &(old->reg_u.rit_u[i_w]);
rit_u->own_o = c3n;
}
for ( i_w = 0; i_w < old->cal_u.len_w; ++i_w ) {
_n_site* sit_u = &(old->cal_u.sit_u[i_w]);
sit_u->bat = u3_none;
sit_u->pog_u = NULL;
}
u3h_put(u3R->byc.har_p, fol, u3a_outa(old));
return old;
}
@ -1636,6 +1647,29 @@ _n_find(u3_noun fol)
}
}
static u3_weak
_n_kick(u3_noun cor, _n_site* sit_u)
{
u3_weak pro;
u3t_off(noc_o);
pro = u3j_kick(cor, sit_u->axe);
u3t_on(noc_o);
if ( u3_none == pro ) {
/*
if ( (u3_none != sit_u->bat) &&
(c3y == u3r_sing(sit_u->bat, u3h(cor))) ) {
return u3_none;
}
*/
sit_u->pog_u = _n_find(u3r_at(sit_u->axe, cor));
if ( u3_none != sit_u->bat ) {
u3z(sit_u->bat);
}
sit_u->bat = u3k(u3h(cor));
}
return pro;
}
/* _n_swap(): swap two items on the top of the stack, return pointer to top
*/
static inline u3_noun*
@ -2078,12 +2112,8 @@ _n_burn(_n_prog* pog_u, u3_noun bus, c3_ys mov, c3_ys off)
sit_u = &(pog_u->cal_u.sit_u[x]);
top = _n_peek(off);
o = *top;
x = sit_u->axe;
u3t_off(noc_o);
*top = u3j_kick(o, x);
u3t_on(noc_o);
*top = _n_kick(o, sit_u);
if ( u3_none == *top ) {
u3_noun fol = u3x_at(x, o);
_n_toss(mov, off);
fam = u3to(burnframe, u3R->cap_p) + off + mov;
@ -2091,14 +2121,14 @@ _n_burn(_n_prog* pog_u, u3_noun bus, c3_ys mov, c3_ys off)
fam->ip_w = ip_w;
fam->pog_u = pog_u;
pog_u = _n_find(fol);
pog_u = sit_u->pog_u;
pog = pog_u->byc_u.ops_y;
ip_w = 0;
#ifdef U3_CPU_DEBUG
u3R->pro.nox_d += 1;
#endif
#ifdef VERBOSE_BYTECODE
fprintf(stderr, "\r\nhead kick jump: %u, sp: %p\r\n", fol, top);
fprintf(stderr, "\r\nhead kick jump: %u, sp: %p\r\n", u3r_at(sit_u->axe, cor), top);
_n_print_byc(pog, ip_w);
#endif
_n_push(mov, off, o);
@ -2120,21 +2150,17 @@ _n_burn(_n_prog* pog_u, u3_noun bus, c3_ys mov, c3_ys off)
sit_u = &(pog_u->cal_u.sit_u[x]);
top = _n_peek(off);
o = *top;
x = sit_u->axe;
u3t_off(noc_o);
*top = u3j_kick(o, x);
u3t_on(noc_o);
*top = _n_kick(o, sit_u);
if ( u3_none == *top ) {
u3_noun fol = u3x_at(x, o);
*top = o;
pog_u = _n_find(fol);
pog_u = sit_u->pog_u;
pog = pog_u->byc_u.ops_y;
ip_w = 0;
#ifdef U3_CPU_DEBUG
u3R->pro.nox_d += 1;
#endif
#ifdef VERBOSE_BYTECODE
fprintf(stderr, "\r\ntail kick jump: %u, sp: %p\r\n", fol, top);
fprintf(stderr, "\r\ntail kick jump: %u, sp: %p\r\n", u3x_at(sit_u->axe, o);, top);
_n_print_byc(pog, ip_w);
#endif
}
@ -2335,6 +2361,68 @@ u3n_nock_on(u3_noun bus, u3_noun fol)
return pro;
}
static void
_n_site_take(_n_site* dst_u, _n_site* src_u, c3_o los_o)
{
u3_noun old = dst_u->axe;
u3_noun bot = dst_u->bat;
dst_u->axe = u3a_take(src_u->axe);
if ( c3n == los_o ) {
if ( u3_none == src_u->bat ) {
dst_u->bat = u3_none;
}
else {
dst_u->bat = u3a_take(src_u->bat);
dst_u->pog_u = src_u->pog_u;
}
}
else {
u3z(old);
if ( u3_none != bot ) {
u3z(bot);
dst_u->bat = u3_none;
}
/*
if ( u3_none != src_u->bat ) {
if ( (u3_none == bot) ||
(c3n == u3r_sing(bot, src_u->bat)) ) {
dst_u->bat = u3a_take(src_u->bat);
dst_u->pog_u = src_u->pog_u;
if ( u3_none != bot ) {
u3z(bot);
}
}
}
*/
}
}
static void
_n_rite_take(_n_rite* dst_u, _n_rite* src_u, c3_o los_o)
{
if ( u3_none == src_u->clu ) {
dst_u->clu = u3_none;
dst_u->fin_u = NULL;
}
else {
u3_noun old = dst_u->clu;
_n_fink* fon_u = dst_u->fin_u;
c3_o own_o = dst_u->own_o;
if ( c3y == src_u->own_o ) {
dst_u->own_o = c3y;
dst_u->clu = u3a_take(src_u->clu);
dst_u->fin_u = _n_fink_take(src_u->fin_u);
if ( (c3y == los_o) &&
(u3_none != old) &&
(c3y == own_o) ) {
u3z(old);
_n_fink_free(fon_u);
}
}
}
}
static void
_n_prog_take_dat(_n_prog* dst_u, _n_prog* src_u, c3_o los_o)
{
@ -2361,39 +2449,13 @@ _n_prog_take_dat(_n_prog* dst_u, _n_prog* src_u, c3_o los_o)
}
for ( i_w = 0; i_w < src_u->cal_u.len_w; ++i_w ) {
_n_site* dst = &(dst_u->cal_u.sit_u[i_w]);
_n_site* src = &(src_u->cal_u.sit_u[i_w]);
u3_noun old = dst->axe;
dst->axe = u3a_take(src->axe);
if ( c3y == los_o ) {
u3z(old);
}
_n_site_take(&(dst_u->cal_u.sit_u[i_w]),
&(src_u->cal_u.sit_u[i_w]), los_o);
}
for ( i_w = 0; i_w < src_u->reg_u.len_w; ++i_w ) {
_n_rite* dst = &(dst_u->reg_u.rit_u[i_w]);
_n_rite* src = &(src_u->reg_u.rit_u[i_w]);
if ( u3_none == src->clu ) {
dst->clu = u3_none;
dst->fin_u = NULL;
}
else {
u3_noun old = dst->clu;
_n_fink* fon_u = dst->fin_u;
c3_o own_o = dst->own_o;
if ( c3y == src->own_o ) {
dst->own_o = c3y;
dst->clu = u3a_take(src->clu);
dst->fin_u = _n_fink_take(src->fin_u);
if ( (c3y == los_o) &&
(u3_none != old) &&
(c3y == own_o) ) {
u3z(old);
_n_fink_free(fon_u);
}
}
}
_n_rite_take(&(dst_u->reg_u.rit_u[i_w]),
&(src_u->reg_u.rit_u[i_w]), los_o);
}
}
@ -2418,6 +2480,24 @@ _n_prog_take(_n_prog* pog_u)
return gop_u;
}
static void
_n_site_free(_n_site* sit_u)
{
u3z(sit_u->axe);
if ( u3_none != sit_u->bat ) {
u3z(sit_u->bat);
}
}
static void
_n_rite_free(_n_rite* rit_u)
{
if ( (c3y == rit_u->own_o) && u3_none != rit_u->clu ) {
u3z(rit_u->clu);
_n_fink_free(rit_u->fin_u);
}
}
/* _n_prog_free(): free memory retained by program
*/
static void
@ -2434,15 +2514,11 @@ _n_prog_free(_n_prog* pog_u)
}
for ( i_w = 0; i_w < pog_u->cal_u.len_w; ++i_w ) {
u3z(pog_u->cal_u.sit_u[i_w].axe);
_n_site_free(&(pog_u->cal_u.sit_u[i_w]));
}
for ( i_w = 0; i_w < pog_u->reg_u.len_w; ++i_w ) {
_n_rite* rit_u = &(pog_u->reg_u.rit_u[i_w]);
if ( (c3y == rit_u->own_o) && u3_none != rit_u->clu ) {
u3z(rit_u->clu);
_n_fink_free(rit_u->fin_u);
}
_n_rite_free(&(pog_u->reg_u.rit_u[i_w]));
}
u3a_free(pog_u);
@ -2451,22 +2527,45 @@ _n_prog_free(_n_prog* pog_u)
/* _n_reap(): reap key and value from byc table.
*/
static void
_n_reap(u3_noun kev)
_n_reap(u3_noun kev, void* dat)
{
u3p(u3h_root) mov_p = *((u3p(u3h_root)*) dat);
u3_noun fol = u3h(kev);
u3_noun got = u3t(kev);
u3_noun lof = u3a_take(fol);
u3_noun tog;
u3_weak con = u3h_get(u3R->byc.har_p, lof);
_n_prog* pog_u = u3to(_n_prog, got);
if ( u3_none == con ) {
u3h_put(u3R->byc.har_p, lof, u3a_outa(_n_prog_take(pog_u)));
tog = u3a_outa(_n_prog_take(pog_u));
u3h_put(u3R->byc.har_p, lof, tog);
}
else {
_n_prog* sep_u = u3to(_n_prog, con);
_n_prog_take_dat(sep_u, pog_u, c3y);
tog = u3a_outa(sep_u);
}
u3z(lof);
u3h_put(mov_p, got, tog);
}
static void
_n_move(u3_noun kev, void* dat)
{
u3p(u3h_root) mov_p = *((u3p(u3h_root)*) dat);
_n_prog* pog_u = u3to(_n_prog, u3t(kev));
c3_w i_w;
for ( i_w = 0; i_w < pog_u->cal_u.len_w; ++i_w ) {
_n_site* sit_u = &(pog_u->cal_u.sit_u[i_w]);
if ( u3_none != sit_u->bat ) {
u3_weak got = u3h_git(mov_p, u3a_outa(sit_u->pog_u));
if ( u3_none != got ) {
sit_u->pog_u = u3to(_n_prog, got);
}
}
}
}
/* u3n_beep(): promote bytecode state.
@ -2474,7 +2573,31 @@ _n_reap(u3_noun kev)
void
u3n_beep(u3p(u3h_root) har_p)
{
u3h_walk(har_p, _n_reap);
u3p(u3h_root) mov_p = u3h_new();
u3h_walk_with(har_p, _n_reap, &mov_p);
u3h_walk_with(har_p, _n_move, &mov_p);
u3h_free(mov_p);
}
static c3_w
_n_site_mark(_n_site* sit_u)
{
c3_w tot_w = u3a_mark_noun(sit_u->axe);
if ( u3_none != sit_u->bat ) {
tot_w += u3a_mark_noun(sit_u->bat);
}
return tot_w;
}
static c3_w
_n_rite_mark(_n_rite* rit_u)
{
c3_w tot_w = 0;
if ( (c3y == rit_u->own_o) && u3_none != rit_u->clu ) {
tot_w += u3a_mark_noun(rit_u->clu);
tot_w += _n_fink_mark(rit_u->fin_u);
}
return tot_w;
}
/* _n_prog_mark(): mark program for gc.
@ -2493,15 +2616,11 @@ _n_prog_mark(_n_prog* pog_u)
}
for ( i_w = 0; i_w < pog_u->cal_u.len_w; ++i_w ) {
tot_w += u3a_mark_noun(pog_u->cal_u.sit_u[i_w].axe);
tot_w += _n_site_mark(&(pog_u->cal_u.sit_u[i_w]));
}
for ( i_w = 0; i_w < pog_u->reg_u.len_w; ++i_w ) {
_n_rite* rit_u = &(pog_u->reg_u.rit_u[i_w]);
if ( (c3y == rit_u->own_o) && u3_none != rit_u->clu ) {
tot_w += u3a_mark_noun(rit_u->clu);
tot_w += _n_fink_mark(rit_u->fin_u);
}
tot_w += _n_rite_mark(&(pog_u->reg_u.rit_u[i_w]));
}
return tot_w;