FreeCalypso > hg > gsm-codec-lib

annotate libtwamr/basic_op.h @ 339:a723d9f9f697

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
libtwamr: integrate d_gain_c.c
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 18 Apr 2024 23:33:00 +0000
parents 57b4053559ff
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
38
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*___________________________________________________________________________
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 | |
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 | Constants and Globals |
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 |___________________________________________________________________________|
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 extern __thread Flag Overflow;
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 extern __thread Flag Carry;
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #define MAX_32 (Word32)0x7fffffffL
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 #define MIN_32 (Word32)0x80000000L
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 #define MAX_16 (Word16)0x7fff
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 #define MIN_16 (Word16)0x8000
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 /*___________________________________________________________________________
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 | |
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 | Prototypes for basic arithmetic operators |
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 |___________________________________________________________________________|
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 Word16 add (Word16 var1, Word16 var2); /* Short add, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 Word16 sub (Word16 var1, Word16 var2); /* Short sub, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 Word16 abs_s (Word16 var1); /* Short abs, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 Word16 shl (Word16 var1, Word16 var2); /* Short shift left, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 Word16 shr (Word16 var1, Word16 var2); /* Short shift right, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 Word16 mult (Word16 var1, Word16 var2); /* Short mult, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 Word32 L_mult (Word16 var1, Word16 var2); /* Long mult, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 Word16 negate (Word16 var1); /* Short negate, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 Word16 extract_h (Word32 L_var1); /* Extract high, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 Word16 extract_l (Word32 L_var1); /* Extract low, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 Word16 round (Word32 L_var1); /* Round, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 Word32 L_mac (Word32 L_var3, Word16 var1, Word16 var2); /* Mac, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 Word32 L_msu (Word32 L_var3, Word16 var1, Word16 var2); /* Msu, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 Word32 L_macNs (Word32 L_var3, Word16 var1, Word16 var2); /* Mac without
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 sat, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 Word32 L_msuNs (Word32 L_var3, Word16 var1, Word16 var2); /* Msu without
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 sat, 1 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 Word32 L_add (Word32 L_var1, Word32 L_var2); /* Long add, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 Word32 L_sub (Word32 L_var1, Word32 L_var2); /* Long sub, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 Word32 L_add_c (Word32 L_var1, Word32 L_var2); /* Long add with c, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 Word32 L_sub_c (Word32 L_var1, Word32 L_var2); /* Long sub with c, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 Word32 L_negate (Word32 L_var1); /* Long negate, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 Word16 mult_r (Word16 var1, Word16 var2); /* Mult with round, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 Word32 L_shl (Word32 L_var1, Word16 var2); /* Long shift left, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 Word32 L_shr (Word32 L_var1, Word16 var2); /* Long shift right, 2*/
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 Word16 shr_r (Word16 var1, Word16 var2); /* Shift right with
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 round, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 Word16 mac_r (Word32 L_var3, Word16 var1, Word16 var2); /* Mac with
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 rounding,2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 Word16 msu_r (Word32 L_var3, Word16 var1, Word16 var2); /* Msu with
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 rounding,2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 Word32 L_deposit_h (Word16 var1); /* 16 bit var1 -> MSB, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 Word32 L_deposit_l (Word16 var1); /* 16 bit var1 -> LSB, 2 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 Word32 L_shr_r (Word32 L_var1, Word16 var2); /* Long shift right with
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 round, 3 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 Word32 L_abs (Word32 L_var1); /* Long abs, 3 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 Word32 L_sat (Word32 L_var1); /* Long saturation, 4 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 Word16 norm_s (Word16 var1); /* Short norm, 15 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 Word16 div_s (Word16 var1, Word16 var2); /* Short division, 18 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 Word16 norm_l (Word32 L_var1); /* Long norm, 30 */
38326102fc43 libgsmefr: beginning to integrate code from ETSI
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62