#include "../core.h" #include "gstack.h" B toCells(B x) { assert(isArr(x) && rnk(x)>1); usz cam = a(x)->sh[0]; usz csz = arr_csz(x); usz i = 0; BS2B slice = TI(x).slice; usz p = 0; HArr_p r = m_harrs(cam, &i); if (rnk(x)==2) { for (; i < cam; i++) { B s = slice(inc(x), p); arr_shVec(s, csz); r.a[i] = s; p+= csz; } } else { usz cr = rnk(x)-1; ShArr* csh = m_shArr(cr); usz* xsh = a(x)->sh; for (i32 i = 0; i < cr; i++) csh->a[i] = xsh[i+1]; for (; i < cam; i++) { B s = slice(inc(x), p); arr_shSetI(s, csz, cr, csh); r.a[i] = s; p+= csz; } ptr_dec(csh); } dec(x); return harr_fv(r); } B toKCells(B x, ur k) { assert(isArr(x) && k<=rnk(x) && k>=0); ur xr = rnk(x); usz* xsh = a(x)->sh; ur cr = xr-k; usz cam = 1; for (i32 i = 0; i < k ; i++) cam*= xsh[i]; usz csz = 1; for (i32 i = k; i < xr; i++) csz*= xsh[i]; ShArr* csh; if (cr>1) { csh = m_shArr(cr); for (i32 i = 0; i < cr; i++) csh->a[i] = xsh[i+k]; } usz i = 0; usz p = 0; HArr_p r = m_harrs(cam, &i); BS2B slice = TI(x).slice; for (; i < cam; i++) { B s = slice(inc(x), p); arr_shSetI(s, csz, cr, csh); r.a[i] = s; p+= csz; } if (cr>1) ptr_dec(csh); usz* rsh = harr_fa(r, k); if (rsh) for (i32 i = 0; i < k; i++) rsh[i] = xsh[i]; dec(x); return r.b; } HArr* toHArr(B x) { if (v(x)->type==t_harr) return c(HArr,x); HArr_p r = m_harrUc(x); usz ia = r.c->ia; BS2B xget = TI(x).get; for (usz i = 0; i < ia; i++) r.a[i] = xget(x,i); dec(x); return r.c; } NOINLINE B m_caB(usz ia, B* a) { HArr_p r = m_harrUv(ia); for (usz i = 0; i < ia; i++) r.a[i] = a[i]; return r.b; } NOINLINE void harr_pfree(B x, usz am) { // am - item after last written assert(v(x)->type==t_harr); B* p = harr_ptr(x); for (usz i = 0; i < am; i++) dec(p[i]); mm_free(v(x)); } B m_hslice(B p, B* ptr) { HSlice* r = mm_allocN(sizeof(HSlice), t_hslice); r->p = p; r->a = ptr; return tag(r, ARR_TAG); } B harr_slice (B x, usz s) {return m_hslice(x , c(HArr ,x)->a+s); } B hslice_slice(B x, usz s) { B r = m_hslice(inc(c(Slice,x)->p), c(HSlice,x)->a+s); dec(x); return r; } B harr_get (B x, usz n) { VTY(x,t_harr ); return inc(c(HArr ,x)->a[n]); } B hslice_get (B x, usz n) { VTY(x,t_hslice); return inc(c(HSlice,x)->a[n]); } B harr_getU (B x, usz n) { VTY(x,t_harr ); return c(HArr ,x)->a[n] ; } B hslice_getU(B x, usz n) { VTY(x,t_hslice); return c(HSlice,x)->a[n] ; } void harr_free(Value* x) { decSh(x); B* p = ((HArr*)x)->a; // don't use harr_ptr so type isn't checked usz ia = ((Arr*)x)->ia; for (usz i = 0; i < ia; i++) dec(p[i]); } void harr_visit(Value* x) { usz ia = ((Arr*)x)->ia; B* p = ((HArr*)x)->a; for (usz i = 0; i < ia; i++) mm_visit(p[i]); } bool harr_canStore(B x) { return true; } void harrP_free(Value* x) { assert(x->type==t_harrPartial|x->type==t_freed); assert(prnk(x)>1? true : ((Arr*)x)->sh!=&((Arr*)x)->ia); B* p = ((HArr*)x)->a; usz am = *((HArr*)x)->sh; // printf("partfree %d/%d %p\n", am, a(x)->ia, (void*)x.u); for (usz i = 0; i < am; i++) dec(p[i]); } void harrP_visit(Value* x) { assert(x->type==t_harrPartial); assert(prnk(x)>1? true : ((Arr*)x)->sh!=&((Arr*)x)->ia); B* p = ((HArr*)x)->a; usz am = *((HArr*)x)->sh; for (usz i = 0; i < am; i++) mm_visit(p[i]); } B harrP_get(B x, usz n) { return err("getting item from t_harrPartial"); } void harrP_print(B x) { B* p = c(HArr,x)->a; usz am = *c(HArr,x)->sh; usz ia = a(x)->ia; printf("(partial HArr %d/%d %p %p: ?⥊⟨", am, ia, c(HArr,x)->sh, &a(x)->ia); for (usz i = 0; i < ia; i++) { if (i) printf(", "); if (i>=am) printf("(…)\n"); else print(p[i]); } printf("⟩)"); } void harr_init() { ti[t_harr].get = harr_get; ti[t_hslice].get = hslice_get; ti[t_harrPartial].get = harrP_get; ti[t_harr].getU = harr_getU; ti[t_hslice].getU = hslice_getU; ti[t_harrPartial].getU = harrP_get; ti[t_harr].slice = harr_slice; ti[t_hslice].slice = hslice_slice; ti[t_harr].free = harr_free; ti[t_hslice].free = slice_free; ti[t_harrPartial].free = harrP_free; ti[t_harr].visit = harr_visit; ti[t_hslice].visit = slice_visit; ti[t_harrPartial].visit = harrP_visit; ti[t_harr].print = arr_print; ti[t_hslice].print = arr_print; ti[t_harrPartial].print = harrP_print; ti[t_harr].isArr = true; ti[t_hslice].isArr = true; ti[t_harr].canStore = harr_canStore; bi_emptyHVec = m_harrUv(0).b; gc_add(bi_emptyHVec); }