1*418b791dSBob Badour /*
2*418b791dSBob Badour * Copyright (c) 2019, The Linux Foundation. All rights reserved.
3*418b791dSBob Badour *
4*418b791dSBob Badour * Redistribution and use in source and binary forms, with or without
5*418b791dSBob Badour * modification, are permitted provided that the following conditions are
6*418b791dSBob Badour * met:
7*418b791dSBob Badour * * Redistributions of source code must retain the above copyright
8*418b791dSBob Badour * notice, this list of conditions and the following disclaimer.
9*418b791dSBob Badour * * Redistributions in binary form must reproduce the above
10*418b791dSBob Badour * copyright notice, this list of conditions and the following
11*418b791dSBob Badour * disclaimer in the documentation and/or other materials provided
12*418b791dSBob Badour * with the distribution.
13*418b791dSBob Badour * * Neither the name of The Linux Foundation nor the names of its
14*418b791dSBob Badour * contributors may be used to endorse or promote products derived
15*418b791dSBob Badour * from this software without specific prior written permission.
16*418b791dSBob Badour *
17*418b791dSBob Badour * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
18*418b791dSBob Badour * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
19*418b791dSBob Badour * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
20*418b791dSBob Badour * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
21*418b791dSBob Badour * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22*418b791dSBob Badour * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23*418b791dSBob Badour * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
24*418b791dSBob Badour * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25*418b791dSBob Badour * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
26*418b791dSBob Badour * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
27*418b791dSBob Badour * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28*418b791dSBob Badour */
29*418b791dSBob Badour
30*418b791dSBob Badour #include "AEEStdDef.h"
31*418b791dSBob Badour #include "AEEsmath.h"
32*418b791dSBob Badour
33*418b791dSBob Badour
ToInt(int64 a)34*418b791dSBob Badour static int32 ToInt(int64 a)
35*418b791dSBob Badour {
36*418b791dSBob Badour return (a > MAX_INT32 ? MAX_INT32 :
37*418b791dSBob Badour a < MIN_INT32 ? MIN_INT32 :
38*418b791dSBob Badour (int32)a);
39*418b791dSBob Badour }
40*418b791dSBob Badour
smath_Add(int a,int b)41*418b791dSBob Badour int smath_Add(int a, int b)
42*418b791dSBob Badour {
43*418b791dSBob Badour return ToInt((int64)a + (int64)b);
44*418b791dSBob Badour }
45*418b791dSBob Badour
smath_Sub(int a,int b)46*418b791dSBob Badour int smath_Sub(int a, int b)
47*418b791dSBob Badour {
48*418b791dSBob Badour return ToInt((int64)a - (int64)b);
49*418b791dSBob Badour }
50*418b791dSBob Badour
smath_Mul(int a,int b)51*418b791dSBob Badour int smath_Mul(int a, int b)
52*418b791dSBob Badour {
53*418b791dSBob Badour return ToInt((int64)a * (int64)b);
54*418b791dSBob Badour }
55