altivec-abi.c revision 1.5
1#include <altivec.h> 2 3vector short vshort = {111, 222, 333, 444, 555, 666, 777, 888}; 4vector unsigned short vushort = {100, 200, 300, 400, 500, 600, 700, 800}; 5vector int vint = {-10, -20, -30, -40}; 6vector unsigned int vuint = {1111, 2222, 3333, 4444}; 7vector char vchar = {'a','b','c','d','e','f','g','h','i','l','m','n','o','p','q','r'}; 8vector unsigned char vuchar = {'A','B','C','D','E','F','G','H','I','L','M','N','O','P','Q','R'}; 9vector float vfloat = {1.25, 3.75, 5.5, 1.25}; 10 11vector short vshort_d = {0,0,0,0,0,0,0,0}; 12vector unsigned short vushort_d = {0,0,0,0,0,0,0,0}; 13vector int vint_d = {0,0,0,0}; 14vector unsigned int vuint_d = {0,0,0,0}; 15vector char vchar_d = {'z','z','z','z','z','z','z','z','z','z','z','z','z','z','z','z'}; 16vector unsigned char vuchar_d = {'Z','Z','Z','Z','Z','Z','Z','Z','Z','Z','Z','Z','Z','Z','Z','Z'}; 17vector float vfloat_d = {1.0, 1.0, 1.0, 1.0}; 18 19struct test_vec_struct 20{ 21 vector signed short vshort1; 22 vector signed short vshort2; 23 vector signed short vshort3; 24 vector signed short vshort4; 25}; 26 27static vector signed short test4[4] = 28{ 29 (vector signed short) {1, 2, 3, 4, 5, 6, 7, 8}, 30 (vector signed short) {11, 12, 13, 14, 15, 16, 17, 18}, 31 (vector signed short) {21, 22, 23, 24, 25, 26, 27, 28}, 32 (vector signed short) {31, 32, 33, 34, 35, 36, 37, 38} 33}; 34 35void 36struct_of_vector_func (struct test_vec_struct vector_struct) 37{ 38 vector_struct.vshort1 = vec_add (vector_struct.vshort1, vector_struct.vshort2); 39 vector_struct.vshort3 = vec_add (vector_struct.vshort3, vector_struct.vshort4); 40} 41 42void 43array_of_vector_func (vector signed short *matrix) 44{ 45 matrix[0] = vec_add (matrix[0], matrix[1]); 46 matrix[2] = vec_add (matrix[2], matrix[3]); 47} 48 49vector int 50vec_func (vector short vshort_f, /* goes in v2 */ 51 vector unsigned short vushort_f, /* goes in v3 */ 52 vector int vint_f, /* goes in v4 */ 53 vector unsigned int vuint_f, /* goes in v5 */ 54 vector char vchar_f, /* goes in v6 */ 55 vector unsigned char vuchar_f, /* goes in v7 */ 56 vector float vfloat_f, /* goes in v8 */ 57 vector short x_f, /* goes in v9 */ 58 vector int y_f, /* goes in v10 */ 59 vector char a_f, /* goes in v11 */ 60 vector float b_f, /* goes in v12 */ 61 vector float c_f, /* goes in v13 */ 62 vector int intv_on_stack_f) 63{ 64 65 vector int vint_res; 66 vector unsigned int vuint_res; 67 vector short vshort_res; 68 vector unsigned short vushort_res; 69 vector char vchar_res; 70 vector float vfloat_res; 71 vector unsigned char vuchar_res; 72 73 vint_res = vec_add (vint_f, intv_on_stack_f); 74 vint_res = vec_add (vint_res, y_f); 75 vuint_res = vec_add (vuint_f, ((vector unsigned int) {5,6,7,8})); 76 vshort_res = vec_add (vshort_f, x_f); 77 vushort_res = vec_add (vushort_f, 78 ((vector unsigned short) {1,2,3,4,5,6,7,8})); 79 vchar_res = vec_add (vchar_f, a_f); 80 vfloat_res = vec_add (vfloat_f, b_f); 81 vfloat_res = vec_add (c_f, ((vector float) {1.1,1.1,1.1,1.1})); 82 vuchar_res = vec_add (vuchar_f, 83 ((vector unsigned char) {'a','a','a','a','a','a','a','a','a','a','a','a','a','a','a','a'})); 84 85 return vint_res; 86} 87 88void marker(void) {}; 89 90int 91main (void) 92{ 93 vector int result = {-1,-1,-1,-1}; 94 vector short x = {1,2,3,4,5,6,7,8}; 95 vector int y = {12, 22, 32, 42}; 96 vector int intv_on_stack = {12, 34, 56, 78}; 97 vector char a = {'v','e','c','t','o','r',' ','o','f',' ','c','h','a','r','s','.' }; 98 vector float b = {5.5, 4.5, 3.75, 2.25}; 99 vector float c = {1.25, 3.5, 5.5, 7.75}; 100 101 vector short x_d = {0,0,0,0,0,0,0,0}; 102 vector int y_d = {0,0,0,0}; 103 vector int intv_on_stack_d = {0,0,0,0}; 104 vector char a_d = {'q','q','q','q','q','q','q','q','q','q','q','q','q','q','q','q'}; 105 vector float b_d = {5.0, 5.0, 5.0, 5.0}; 106 vector float c_d = {3.0, 3.0, 3.0, 3.0}; 107 108 int var_int = 44; 109 short var_short = 3; 110 struct test_vec_struct vect_struct; 111 112 vect_struct.vshort1 = (vector signed short){1, 2, 3, 4, 5, 6, 7, 8}; 113 vect_struct.vshort2 = (vector signed short){11, 12, 13, 14, 15, 16, 17, 18}; 114 vect_struct.vshort3 = (vector signed short){21, 22, 23, 24, 25, 26, 27, 28}; 115 vect_struct.vshort4 = (vector signed short){31, 32, 33, 34, 35, 36, 37, 38}; 116 117 marker (); 118#if 0 119 /* This line is useful for cutting and pasting from the gdb command line. */ 120vec_func(vshort,vushort,vint,vuint,vchar,vuchar,vfloat,x,y,a,b,c,intv_on_stack) 121#endif 122 result = vec_func (vshort, /* goes in v2 */ 123 vushort, /* goes in v3 */ 124 vint, /* goes in v4 */ 125 vuint, /* goes in v5 */ 126 vchar, /* goes in v6 */ 127 vuchar, /* goes in v7 */ 128 vfloat, /* goes in v8 */ 129 x, /* goes in v9 */ 130 y, /* goes in v10 */ 131 a, /* goes in v11 */ 132 b, /* goes in v12 */ 133 c, /* goes in v13 */ 134 intv_on_stack); 135 136 struct_of_vector_func (vect_struct); 137 array_of_vector_func (test4); 138 139 return 0; 140} 141 142