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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [vmx/] [x-05.c] - Rev 307
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#include <altivec.h> static vector unsigned char select2 = {2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2}; static vector unsigned char select3 = {4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4}; static vector unsigned char select4 = {8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8}; static vector unsigned char select5 = {16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16}; static vector unsigned char select6 = {32,32,32,32,32,32,32,32,32,32,32,32,32,32,32,32}; static vector unsigned char select7 = {64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64}; static vector unsigned char select8 = {128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128}; static vector unsigned char control1 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char control2 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char control3 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char control4 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char control5 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char control6 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char control7 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char control8 = {15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0}; static vector unsigned char rotate1 = {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}; static vector unsigned char rotate2 = {3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3}; static vector unsigned char rotate3 = {5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5}; static vector unsigned char rotate4 = {7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7}; static vector unsigned char rotate5 = {1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}; static vector unsigned char rotate6 = {3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3}; static vector unsigned char rotate7 = {5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5}; static vector unsigned char rotate8 = {7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7}; static vector unsigned char permute_128(vector unsigned char input) { vector unsigned char result, new_bit; /* and now the code */ result = vec_vperm(input, input, control1); result = vec_rl(result, rotate1); new_bit = vec_vperm(input, input, control2); new_bit = vec_rl(new_bit, rotate2); result = vec_sel(result, new_bit, select2); new_bit = vec_vperm(input, input, control3); new_bit = vec_rl(new_bit, rotate3); result = vec_sel(result, new_bit, select3); new_bit = vec_vperm(input, input, control4); new_bit = vec_rl(new_bit, rotate4); result = vec_sel(result, new_bit, select4); new_bit = vec_vperm(input, input, control5); new_bit = vec_rl(new_bit, rotate5); result = vec_sel(result, new_bit, select5); new_bit = vec_vperm(input, input, control6); new_bit = vec_rl(new_bit, rotate6); result = vec_sel(result, new_bit, select6); new_bit = vec_vperm(input, input, control7); new_bit = vec_rl(new_bit, rotate7); result = vec_sel(result, new_bit, select7); new_bit = vec_vperm(input, input, control8); new_bit = vec_rl(new_bit, rotate8); result = vec_sel(result, new_bit, select8); return result; } int main() { vector unsigned char input = {0,1,2,4,8,16,32,64,128,0,1,2,4,8,16,32}; vector unsigned char result = permute_128(input); return 0; }
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