diff options
Diffstat (limited to 'fpga/usrp3/lib/vita/generate_bits.cpp')
-rw-r--r-- | fpga/usrp3/lib/vita/generate_bits.cpp | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/fpga/usrp3/lib/vita/generate_bits.cpp b/fpga/usrp3/lib/vita/generate_bits.cpp deleted file mode 100644 index f5ea60fc1..000000000 --- a/fpga/usrp3/lib/vita/generate_bits.cpp +++ /dev/null @@ -1,87 +0,0 @@ -//PURPOSE: C test bench for floating point converter IQ_to_FLOAT - -#include <cstdlib> -#include <iostream> -#include <stdio.h> -#include <stdlib.h> -#include <bitset> -#include <cmath> -#include "math.h" -#include <iomanip> - -using namespace std; -//INITIAL TESTING PURPOSES: Use if you want to print individual bits - template <typename T> - - void print_bits(T n) { - T mask = 1 << (sizeof(T)*8-1); - while (mask) { - cout << ((mask & n) ? "1" : "0"); - mask >>= 1; - } - cout << endl; - } - - int main() { - - - FILE *convFile; - FILE *newFile; - - - - - - - convFile = fopen("iq_to_float_input.txt", "w"); - newFile = fopen("iq_to_float_output.txt", "w"); - //iterate through test cases - - for (signed int i = -0x8000; i <= 0x7FFF; i++) { - - float end = float(i*exp2(-15)); - - - unsigned int n = *(reinterpret_cast<unsigned int*>(&end)); - - //IN CASE YOU NEED TO LOOK AT SPECIFIC EXPONENT, FRAC, ETC VALUES - //ACTIVATE BY UNCOMMENTING - /* - - unsigned int signed_bit = n>>31; - - unsigned int exp = ((n>>23) &0xFF); - - unsigned int frac = (n &0x7FFFFF); - - cout << "end: " << end << endl; - cout << "n: " << hex << n << endl; - - - - cout << "signed bit:" << hex << signed_bit << endl; - cout << "exp: " << hex << exp << endl; - cout << "fract: " << hex << frac << endl; - - float f = *(float*)&n; - cout << "f" << f << endl; -*/ - - // print_bits<unsigned short>(start); - // print_bits<unsigned int>(n); - unsigned int something = i; - something &= 0xFFFF; - - fprintf(convFile, "%x\n",something); - fprintf(newFile, "%x\n",n); - } - - fclose(convFile); - fclose(newFile); - - - return 0; -} - - - |