1 | /* |
2 | * Academic License - for use in teaching, academic research, and meeting |
3 | * course requirements at degree granting institutions only. Not for |
4 | * government, commercial, or other organizational use. |
5 | * |
6 | * File: rtGetInf.c |
7 | * |
8 | * Code generated for Simulink model 'magneto_tarato'. |
9 | * |
10 | * Model version : 1.20 |
11 | * Simulink Coder version : 8.12 (R2017a) 16-Feb-2017 |
12 | * C/C++ source code generated on : Mon Nov 13 17:07:50 2017 |
13 | * |
14 | * Target selection: ert.tlc |
15 | * Embedded hardware selection: ARM Compatible->ARM Cortex |
16 | * Code generation objectives: Unspecified |
17 | * Validation result: Not run |
18 | */ |
19 | |
20 | /* |
21 | * Abstract: |
22 | * Function to initialize non-finite, Inf |
23 | */ |
24 | #include "rtGetInf.h" |
25 | #define NumBitsPerChar 8U |
26 | |
27 | /* |
28 | * Initialize rtInf needed by the generated code. |
29 | * Inf is initialized as non-signaling. Assumes IEEE. |
30 | */ |
31 | real_T rtGetInf(void) |
32 | { |
33 | size_t bitsPerReal = sizeof(real_T) * (NumBitsPerChar); |
34 | real_T inf = 0.0; |
35 | if (bitsPerReal == 32U) { |
36 | inf = rtGetInfF(); |
37 | } else { |
38 | union { |
39 | LittleEndianIEEEDouble bitVal; |
40 | real_T fltVal; |
41 | } tmpVal; |
42 | |
43 | tmpVal.bitVal.words.wordH = 0x7FF00000U; |
44 | tmpVal.bitVal.words.wordL = 0x00000000U; |
45 | inf = tmpVal.fltVal; |
46 | } |
47 | |
48 | return inf; |
49 | } |
50 | |
51 | /* |
52 | * Initialize rtInfF needed by the generated code. |
53 | * Inf is initialized as non-signaling. Assumes IEEE. |
54 | */ |
55 | real32_T rtGetInfF(void) |
56 | { |
57 | IEEESingle infF; |
58 | infF.wordL.wordLuint = 0x7F800000U; |
59 | return infF.wordL.wordLreal; |
60 | } |
61 | |
62 | /* |
63 | * Initialize rtMinusInf needed by the generated code. |
64 | * Inf is initialized as non-signaling. Assumes IEEE. |
65 | */ |
66 | real_T rtGetMinusInf(void) |
67 | { |
68 | size_t bitsPerReal = sizeof(real_T) * (NumBitsPerChar); |
69 | real_T minf = 0.0; |
70 | if (bitsPerReal == 32U) { |
71 | minf = rtGetMinusInfF(); |
72 | } else { |
73 | union { |
74 | LittleEndianIEEEDouble bitVal; |
75 | real_T fltVal; |
76 | } tmpVal; |
77 | |
78 | tmpVal.bitVal.words.wordH = 0xFFF00000U; |
79 | tmpVal.bitVal.words.wordL = 0x00000000U; |
80 | minf = tmpVal.fltVal; |
81 | } |
82 | |
83 | return minf; |
84 | } |
85 | |
86 | /* |
87 | * Initialize rtMinusInfF needed by the generated code. |
88 | * Inf is initialized as non-signaling. Assumes IEEE. |
89 | */ |
90 | real32_T rtGetMinusInfF(void) |
91 | { |
92 | IEEESingle minfF; |
93 | minfF.wordL.wordLuint = 0xFF800000U; |
94 | return minfF.wordL.wordLreal; |
95 | } |
96 | |
97 | /* |
98 | * File trailer for generated code. |
99 | * |
100 | * [EOF] |
101 | */ |
102 |