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annotate runtime/array.c @ 96:5a08705f7610

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Semi-broken cleanup of Array implementation
author Mike Pavone <pavone@retrodev.com>
date Mon, 02 Aug 2010 05:12:19 -0400
parents 4d5ea487f810
children fa437d23bb24
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1 #include "integer.h"
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2 #include "object.h"
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3
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4 void _internal_array_copyout(object * array, int32_t index, object * dest)
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5 {
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6 t_Array * arr = (t_Array *)array;
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7 memcpy(((char *)dest) + sizeof(object), ((char *)array) + sizeof(t_Array) + arr->payload.Eltype->bp->size * index, get_blueprint(dest)->size);
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8 get_blueprint(dest)->copy(dest);
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9 }
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11 void _internal_array_copyin(object * array, int32_t index, object * val)
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12 {
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13 t_Array * arr = (t_Array *)array;
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14 memcpy(((char *)array) + sizeof(t_Array) + arr->payload.Eltype->bp->size * index, ((char *)val) + sizeof(object), arr->payload.Eltype->bp->size);
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15 get_blueprint(val)->copy(val);
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16 }
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17
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18 object * _internal_array_getboxed(object * array, int32_t index)
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19 {
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20 object * ret;
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21 object ** intarr = (object **)(((char *) array) + sizeof(t_BoxedSP_Array));
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22 ret = add_ref(intarr[index]);
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23 release_ref(array);
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24 return ret;
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25 }
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27 void _internal_array_setboxed(object *array, int32_t index, object * val)
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28 {
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29 object ** intarr = (object **)(((char *) array) + sizeof(t_BoxedSP_Array));
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30 intarr[index] = val;
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31 }
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32
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33 object *_internal_array_allocboxed(int32_t size)
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34 {
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35 t_BoxedSP_Array * ret = (t_BoxedSP_Array *)new_multisize(TYPE_BOXEDARRAY, sizeof(nt_BoxedSP_Array)+sizeof(object *)*size);
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36 ret->payload.Length = 0;
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37 ret->payload.Storage = size;
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38
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39 return (object *)ret;
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40 }
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41
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42 object *_internal_array_allocboxedcopy(object * osource, int32_t size)
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43 {
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44 int32_t tocopy,idx;
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45 object **srcarr, **destarr;
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46 t_BoxedSP_Array * source = (t_BoxedSP_Array *)osource;
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47 t_BoxedSP_Array * ret = (t_BoxedSP_Array *)new_multisize(TYPE_BOXEDARRAY, sizeof(nt_BoxedSP_Array)+sizeof(object *)*size);
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48 ret->payload.Length = 0;
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49 ret->payload.Storage = size;
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50 tocopy = size < source->payload.Length ? size : source->payload.Length;
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51 srcarr = (object **)(source+1);
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52 destarr = (object **)(ret+1);
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53 for(idx = 0; idx < tocopy; ++idx)
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54 destarr[idx] = srcarr[idx];
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55 release_ref(osource);
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56
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57 return (object *)ret;
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58 }
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60 object * _internal_array_allocnaked(int32_t size , object * type)
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61 {
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62 t_Array * ret;
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63 t_Blueprint * bp = (t_Blueprint *)type;
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64 if (bp->bp->size < 0) {
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65 release_ref(type);
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66 return _internal_array_allocboxed(size);
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67 }
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68 ret = (t_Array *)new_multisize(TYPE_ARRAY, sizeof(nt_Array)+bp->bp->size*size);
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69 ret->payload.Length = 0;
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70 ret->payload.Storage = size;
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71 ret->payload.Eltype = bp;
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72
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73 return (object *)ret;
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74 }
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76 object * _internal_array_allocnakedcopy(object * osource, int32_t size)
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77 {
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78 int32_t tocopy,idx;
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79 object *cur;
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80 t_Array * ret, *source = (t_Array *)osource;
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81 t_Blueprint * bp = source->payload.Eltype;
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82
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83 ret = (t_Array *)new_multisize(TYPE_ARRAY, sizeof(nt_Array)+bp->bp->size*size);
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84 ret->payload.Length = 0;
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85 ret->payload.Storage = size;
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86 add_ref((object *)bp);
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87 ret->payload.Eltype = bp;
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88 tocopy = size < source->payload.Length ? size : source->payload.Length;
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89
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90 memcpy(ret+1, source+1, tocopy*bp->bp->size);
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91 //Lower type IDs don't have any reference params so we can safely skip this for those
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92 if(bp->bp->type_id >= TYPE_ARRAY)
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93 {
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94 //Ugly hack
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95 cur = ((char *)(ret+1))-sizeof(object) ;
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96 for(idx=0; idx < tocopy; ++idx)
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97 {
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98 bp->bp->copy((object *)cur);
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99 cur += bp->bp->size;
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100 }
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101 }
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102 release_ref(osource);
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103
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104 return (object *)ret;
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105 }
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106