112 lines
3.8 KiB
C
112 lines
3.8 KiB
C
/*
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* Copyright (C)2005-2016 Haxe Foundation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <hl.h>
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HL_PRIM varray *hl_alloc_array( hl_type *at, int size ) {
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if( size == 0 && at->kind == HDYN ) {
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static varray empty_array = { &hlt_array, &hlt_dyn };
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return &empty_array;
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}
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int esize = hl_type_size(at);
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varray *a;
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if( size < 0 ) hl_error("Invalid array size");
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a = (varray*)hl_gc_alloc_gen(&hlt_array, sizeof(varray) + esize*size, (hl_is_ptr(at) ? MEM_KIND_DYNAMIC : MEM_KIND_NOPTR) | MEM_ZERO);
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a->t = &hlt_array;
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a->at = at;
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a->size = size;
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return a;
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}
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HL_PRIM void hl_array_blit( varray *dst, int dpos, varray *src, int spos, int len ) {
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int size = hl_type_size(dst->at);
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memmove( hl_aptr(dst,vbyte) + dpos * size, hl_aptr(src,vbyte) + spos * size, len * size);
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}
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HL_PRIM hl_type *hl_array_type( varray *a ) {
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return a->at;
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}
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DEFINE_PRIM(_ARR,alloc_array,_TYPE _I32);
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DEFINE_PRIM(_VOID,array_blit,_ARR _I32 _ARR _I32 _I32);
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DEFINE_PRIM(_TYPE,array_type,_ARR);
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typedef struct {
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hl_type *at;
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int osize;
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int size;
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} hl_carray;
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HL_PRIM void *hl_alloc_carray( hl_type *at, int size ) {
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if( at->kind != HOBJ && at->kind != HSTRUCT )
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hl_error("Invalid array type");
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if( size < 0 )
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hl_error("Invalid array size");
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hl_runtime_obj *rt = at->obj->rt;
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if( rt == NULL || rt->methods == NULL ) rt = hl_get_obj_proto(at);
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int osize = rt->size;
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if( osize & (HL_WSIZE-1) ) osize += HL_WSIZE - (osize & (HL_WSIZE-1));
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hl_carray *arr;
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int header = sizeof(hl_carray);
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if( at->kind == HSTRUCT ) {
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header += sizeof(vdynamic) * size;
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arr = (hl_carray*)hl_gc_alloc_gen(at, header + size * osize, (rt->hasPtr ? MEM_KIND_RAW : MEM_KIND_NOPTR) | MEM_ZERO);
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arr->osize = sizeof(vdynamic);
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} else {
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arr = (hl_carray*)hl_gc_alloc_gen(at, header + size * osize, (rt->hasPtr ? MEM_KIND_DYNAMIC : MEM_KIND_NOPTR) | MEM_ZERO);
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arr->osize = osize;
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}
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arr->size = size;
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arr->at = at;
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int i,k;
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for(k=0;k<size;k++) {
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vobj *o = (vobj*)((char*)arr + header + osize * k);
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if( at->kind == HOBJ )
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o->t = at;
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else {
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vdynamic *d = (vdynamic*)((char*)(arr + 1) + k * sizeof(vdynamic));
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d->t = at;
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d->v.ptr = o;
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}
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for(i=0;i<rt->nbindings;i++) {
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hl_runtime_binding *b = rt->bindings + i;
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*(void**)(((char*)o) + rt->fields_indexes[b->fid]) = b->closure ? hl_alloc_closure_ptr(b->closure,b->ptr,o) : b->ptr;
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}
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}
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return arr;
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}
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HL_PRIM int hl_carray_length( hl_carray *arr ) {
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return arr->size;
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}
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HL_PRIM vdynamic *hl_carray_get( hl_carray *arr, int pos ) {
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if( pos < 0 || pos >= arr->size ) return NULL;
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return (vdynamic*)((char*)(arr + 1) + pos * arr->osize);
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}
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#define _CARRAY _ABSTRACT(hl_carray)
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DEFINE_PRIM(_CARRAY,alloc_carray,_TYPE _I32);
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DEFINE_PRIM(_DYN,carray_get,_CARRAY _I32);
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DEFINE_PRIM(_I32,carray_length,_CARRAY);
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