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152
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1 /* { dg-do compile } */
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2 /* { dg-options "-mdejagnu-cpu=future" } */
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3
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4 #include <altivec.h>
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5
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6 extern void abort (void);
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7
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8 #define NumSamples 4
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9
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10 void
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11 doTests00000001 (vector unsigned char a_sources [],
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12 vector unsigned char b_sources [],
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13 vector unsigned char c_sources []) {
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14 for (int i = 0; i < NumSamples; i++)
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15 for (int j = 0; j < NumSamples; j++)
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16 for (int k = 0; k < NumSamples; k++)
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17 {
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18 vector unsigned char a = a_sources [i];
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19 vector unsigned char b = b_sources [j];
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20 vector unsigned char c = c_sources [k];
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21 vector unsigned char result = vec_ternarylogic (a, b, c, 0x01);
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22 vector unsigned char intended = (a & b & c);
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23 if (!vec_all_eq (result, intended))
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24 abort ();
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25 }
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26 }
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27
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28 void
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29 doTests11100101 (vector unsigned char a_sources [],
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30 vector unsigned char b_sources [],
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31 vector unsigned char c_sources []) {
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32 for (int i = 0; i < NumSamples; i++)
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33 for (int j = 0; j < NumSamples; j++)
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34 for (int k = 0; k < NumSamples; k++)
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35 {
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36 vector unsigned char a = a_sources [i];
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37 vector unsigned char b = b_sources [j];
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38 vector unsigned char c = c_sources [k];
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39 vector unsigned char result = vec_ternarylogic (a, b, c, 0xe5);
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40 vector unsigned char intended =
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41 { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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42 // Supposed to be a ? c: nand (b,c)
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43 for (int l = 0; l < 16; l++)
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44 {
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45 for (int m = 0; m < 8; m++)
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46 {
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47 unsigned char bit_selector = (0x01 << m);
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48 if (a[l] & bit_selector)
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49 intended [l] |= c [l] & bit_selector;
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50 else if ((b [l] & c [l] & bit_selector) == 0)
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51 intended [l] |= bit_selector;
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52 }
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53 }
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54 if (!vec_all_eq (result, intended))
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55 abort ();
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56 }
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57 }
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58
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59 void
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60 doTests11110011 (vector unsigned char a_sources [],
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61 vector unsigned char b_sources [],
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62 vector unsigned char c_sources []) {
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63 for (int i = 0; i < NumSamples; i++)
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64 for (int j = 0; j < NumSamples; j++)
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65 for (int k = 0; k < NumSamples; k++)
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66 {
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67 vector unsigned char a = a_sources [i];
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68 vector unsigned char b = b_sources [j];
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69 vector unsigned char c = c_sources [k];
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70 vector unsigned char result = vec_ternarylogic (a, b, c, 0xfb);
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71 vector unsigned char intended = {
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72 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
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73 for (int i = 0; i < 16; i++)
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74 intended [i] = b [i] | ~(a [i] & c [i]);
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75 if (!vec_all_eq (result, intended))
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76 abort ();
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77 }
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78 }
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79
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80 int main (int argc, char *argv [])
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81 {
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82 vector unsigned char a_sources [NumSamples] = {
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83 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
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84 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 },
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85 { 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
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86 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff },
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87 { 0xcc, 0xcc, 0xcc, 0xcc, 0x55, 0x55, 0x55, 0x55,
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88 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
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89 { 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7,
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90 0x69, 0x69, 0x69, 0x69, 0x69, 0x69, 0x69, 0x69 },
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91 };
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92 vector unsigned char b_sources [NumSamples] = {
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93 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
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94 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 },
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95 { 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
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96 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff },
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97 { 0xcc, 0xcc, 0xcc, 0xcc, 0x55, 0x55, 0x55, 0x55,
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98 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
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99 { 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7,
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100 0x69, 0x69, 0x69, 0x69, 0x69, 0x69, 0x69, 0x69 },
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101 };
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102 vector unsigned char c_sources [NumSamples] = {
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103 { 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
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104 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0 },
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105 { 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
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106 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff },
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107 { 0xcc, 0xcc, 0xcc, 0xcc, 0x55, 0x55, 0x55, 0x55,
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108 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
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109 { 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7, 0xe7,
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110 0x69, 0x69, 0x69, 0x69, 0x69, 0x69, 0x69, 0x69 },
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111 };
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112
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113 doTests00000001 (a_sources, b_sources, c_sources);
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114 doTests11100101 (a_sources, b_sources, c_sources);
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115 doTests11110011 (a_sources, b_sources, c_sources);
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116
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117 return 0;
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118 }
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119
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120 /* { dg-final { scan-assembler {\mxxeval\M} } } */
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