1 /*
2 * Copyright (C) 2008 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 /* ---- includes ----------------------------------------------------------- */
18
19 #include "b_BasicEm/Functions.h"
20 #include "b_BasicEm/Math.h"
21 #include "b_TensorEm/SubVecMap.h"
22
23 /* ------------------------------------------------------------------------- */
24
25 /* ========================================================================= */
26 /* */
27 /* ---- \ghd{ auxiliary functions } ---------------------------------------- */
28 /* */
29 /* ========================================================================= */
30
31 /* ------------------------------------------------------------------------- */
32
33 /* ========================================================================= */
34 /* */
35 /* ---- \ghd{ constructor / destructor } ----------------------------------- */
36 /* */
37 /* ========================================================================= */
38
39 /* ------------------------------------------------------------------------- */
40
bts_SubVecMap_init(struct bbs_Context * cpA,struct bts_SubVecMap * ptrA)41 void bts_SubVecMap_init( struct bbs_Context* cpA,
42 struct bts_SubVecMap* ptrA )
43 {
44 bts_VectorMap_init( cpA, &ptrA->baseE );
45 ptrA->baseE.typeE = ( uint32 )bts_VM_SUB_VEC_MAP;
46 ptrA->baseE.vpMapE = bts_SubVecMap_map;
47 ptrA->offsetE = 0;
48 ptrA->sizeE = -1;
49 }
50
51 /* ------------------------------------------------------------------------- */
52
bts_SubVecMap_exit(struct bbs_Context * cpA,struct bts_SubVecMap * ptrA)53 void bts_SubVecMap_exit( struct bbs_Context* cpA,
54 struct bts_SubVecMap* ptrA )
55 {
56 bts_VectorMap_exit( cpA, &ptrA->baseE );
57 ptrA->offsetE = 0;
58 ptrA->sizeE = -1;
59 }
60
61 /* ------------------------------------------------------------------------- */
62
63 /* ========================================================================= */
64 /* */
65 /* ---- \ghd{ operators } -------------------------------------------------- */
66 /* */
67 /* ========================================================================= */
68
69 /* ------------------------------------------------------------------------- */
70
bts_SubVecMap_copy(struct bbs_Context * cpA,struct bts_SubVecMap * ptrA,const struct bts_SubVecMap * srcPtrA)71 void bts_SubVecMap_copy( struct bbs_Context* cpA,
72 struct bts_SubVecMap* ptrA,
73 const struct bts_SubVecMap* srcPtrA )
74 {
75 ptrA->offsetE = srcPtrA->offsetE;
76 ptrA->sizeE = srcPtrA->sizeE;
77 }
78
79 /* ------------------------------------------------------------------------- */
80
bts_SubVecMap_equal(struct bbs_Context * cpA,const struct bts_SubVecMap * ptrA,const struct bts_SubVecMap * srcPtrA)81 flag bts_SubVecMap_equal( struct bbs_Context* cpA,
82 const struct bts_SubVecMap* ptrA,
83 const struct bts_SubVecMap* srcPtrA )
84 {
85 if( ptrA->offsetE != srcPtrA->offsetE ) return FALSE;
86 if( ptrA->sizeE != srcPtrA->sizeE ) return FALSE;
87 return TRUE;
88 }
89
90 /* ------------------------------------------------------------------------- */
91
92 /* ========================================================================= */
93 /* */
94 /* ---- \ghd{ query functions } -------------------------------------------- */
95 /* */
96 /* ========================================================================= */
97
98 /* ------------------------------------------------------------------------- */
99
100 /* ========================================================================= */
101 /* */
102 /* ---- \ghd{ modify functions } ------------------------------------------- */
103 /* */
104 /* ========================================================================= */
105
106 /* ------------------------------------------------------------------------- */
107
108 /* ========================================================================= */
109 /* */
110 /* ---- \ghd{ I/O } -------------------------------------------------------- */
111 /* */
112 /* ========================================================================= */
113
114 /* ------------------------------------------------------------------------- */
115
bts_SubVecMap_memSize(struct bbs_Context * cpA,const struct bts_SubVecMap * ptrA)116 uint32 bts_SubVecMap_memSize( struct bbs_Context* cpA,
117 const struct bts_SubVecMap* ptrA )
118 {
119 uint32 memSizeL = bbs_SIZEOF16( uint32 ) +
120 bbs_SIZEOF16( uint32 ); /* version */
121 memSizeL += bts_VectorMap_memSize( cpA, &ptrA->baseE );
122 memSizeL += bbs_SIZEOF16( ptrA->offsetE );
123 memSizeL += bbs_SIZEOF16( ptrA->sizeE );
124
125 return memSizeL;
126 }
127
128 /* ------------------------------------------------------------------------- */
129
bts_SubVecMap_memWrite(struct bbs_Context * cpA,const struct bts_SubVecMap * ptrA,uint16 * memPtrA)130 uint32 bts_SubVecMap_memWrite( struct bbs_Context* cpA,
131 const struct bts_SubVecMap* ptrA,
132 uint16* memPtrA )
133 {
134 uint32 memSizeL = bts_SubVecMap_memSize( cpA, ptrA );
135 memPtrA += bbs_memWrite32( &memSizeL, memPtrA );
136 memPtrA += bbs_memWriteUInt32( bts_SUB_VEC_MAP_VERSION, memPtrA );
137 memPtrA += bts_VectorMap_memWrite( cpA, &ptrA->baseE, memPtrA );
138 memPtrA += bbs_memWrite32( &ptrA->offsetE, memPtrA );
139 memPtrA += bbs_memWrite32( &ptrA->sizeE, memPtrA );
140 return memSizeL;
141 }
142
143 /* ------------------------------------------------------------------------- */
144
bts_SubVecMap_memRead(struct bbs_Context * cpA,struct bts_SubVecMap * ptrA,const uint16 * memPtrA,struct bbs_MemTbl * mtpA)145 uint32 bts_SubVecMap_memRead( struct bbs_Context* cpA,
146 struct bts_SubVecMap* ptrA,
147 const uint16* memPtrA,
148 struct bbs_MemTbl* mtpA )
149 {
150 uint32 memSizeL, versionL;
151 if( bbs_Context_error( cpA ) ) return 0;
152 memPtrA += bbs_memRead32( &memSizeL, memPtrA );
153 memPtrA += bbs_memReadVersion32( cpA, &versionL, bts_SUB_VEC_MAP_VERSION, memPtrA );
154 memPtrA += bts_VectorMap_memRead( cpA, &ptrA->baseE, memPtrA );
155 memPtrA += bbs_memRead32( &ptrA->offsetE, memPtrA );
156 memPtrA += bbs_memRead32( &ptrA->sizeE, memPtrA );
157
158 if( memSizeL != bts_SubVecMap_memSize( cpA, ptrA ) )
159 {
160 bbs_ERR0( bbs_ERR_CORRUPT_DATA, "uint32 bts_SubVecMap_memRead( struct bem_ScanGradientMove* ptrA, const uint16* memPtrA ):\n"
161 "size mismatch" );
162 return 0;
163 }
164
165 return memSizeL;
166 }
167
168 /* ------------------------------------------------------------------------- */
169
170 /* ========================================================================= */
171 /* */
172 /* ---- \ghd{ exec functions } --------------------------------------------- */
173 /* */
174 /* ========================================================================= */
175
176 /* ------------------------------------------------------------------------- */
177
bts_SubVecMap_map(struct bbs_Context * cpA,const struct bts_VectorMap * ptrA,const struct bts_Flt16Vec * inVecPtrA,struct bts_Flt16Vec * outVecPtrA)178 void bts_SubVecMap_map( struct bbs_Context* cpA,
179 const struct bts_VectorMap* ptrA,
180 const struct bts_Flt16Vec* inVecPtrA,
181 struct bts_Flt16Vec* outVecPtrA )
182 {
183 bbs_DEF_fNameL( "bts_SubVecMap_map" )
184 struct bts_SubVecMap* ptrL = ( struct bts_SubVecMap* )ptrA;
185
186 int32 sizeL = ( ptrL->sizeE != -1 ) ? ptrL->sizeE : ( int32 )inVecPtrA->arrE.sizeE - ptrL->offsetE;
187 if( sizeL < 0 ) sizeL = 0;
188
189 if( ( ptrL->offsetE + sizeL ) > ( int32 )inVecPtrA->arrE.sizeE )
190 {
191 bbs_ERROR1( "%s:\ninput vector too small", fNameL );
192 return;
193 }
194
195 if( outVecPtrA->arrE.allocatedSizeE < ( uint32 )sizeL )
196 {
197 bbs_ERROR1( "%s:\noutput vector is insufficiently allocated", fNameL );
198 return;
199 }
200
201 bts_Flt16Vec_size( cpA, outVecPtrA, sizeL );
202 outVecPtrA->expE = inVecPtrA->expE;
203 bbs_memcpy16( outVecPtrA->arrE.arrPtrE, inVecPtrA->arrE.arrPtrE + ptrL->offsetE, sizeL );
204
205 bts_Flt16Vec_maximizeMantisse( cpA, outVecPtrA );
206 }
207
208 /* ------------------------------------------------------------------------- */
209
210 /* ========================================================================= */
211
212