source: soft/giet_vm/applications/pgcd/main.c @ 776

Last change on this file since 776 was 432, checked in by alain, 10 years ago

1) Introduce the "applications" directory.
2) Introduce the fixed format (X_WIDTH / Y_WIDTH / P_WIDTH) for processor index in all applications.
File size: 1.1 KB
RevLine 
[191]1#include "stdio.h"
[295]2#include "hard_config.h"
[191]3
4/////////////////////////////////////////
5__attribute__ ((constructor)) void main()
6{
7    unsigned int opx;
8    unsigned int opy;
9
[432]10    // get processor identifiers
11    unsigned int    x;
12    unsigned int    y;
13    unsigned int    lpid;
14    giet_proc_xyp( &x, &y, &lpid );
[191]15
[295]16    giet_tty_printf( "*** Starting task pgcd on processor[%d,%d,%d] at cycle %d\n\n", 
17                      x, y, lpid, giet_proctime() );
18
[191]19    while (1) 
20    {
21        giet_tty_printf("\n*******************\n");
22        giet_tty_printf("operand X = ");
23        giet_tty_getw( &opx );
24        giet_tty_printf("\n");
25        giet_tty_printf("operand Y = ");
26        giet_tty_getw( &opy );
27        giet_tty_printf("\n");
28        if( (opx == 0) || (opy == 0) ) 
29        {
[254]30           giet_tty_printf("operands must be larger than 0\n");
[191]31        } 
32        else 
33        {
34            while (opx != opy) 
35            {
36                if(opx > opy)   opx = opx - opy;
37                else            opy = opy - opx;
38            }
39            giet_tty_printf("pgcd      = %d\n", opx);
40        }
41    }
42} // end pgcd
43
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