Subversion Repositories theia_gpu

#define Result R66
//The intention of this test is to excerisve various
//WAW and RAW conditions

vector v1,v2,v3,v4,v5,v6,v7,v8;

v1 = 0;
v2 = 10;
v3 = 20;
v4 = 30;
v5 = 1;

v6 = v3 / v2;   //v6 = 20/10 = 10
v2 = 0;
v3 = 0xbeef;

//Here v6 depends on the DIVIDER, ADD_STA0 has to wait
//ADD_0  ->  0000  |  DIV  |  0000aced0000aced0000aced | 000000000000000000000000
v6 = 0xACED;    

//Here v6 depends on the last operation, which depends on the divider
//ADD_1  -> ADD_0  |  0000  |  000000000000000000000000 | 000000000000000000000000      
v2 = v6 + v2; 

        
//Here the multiplication depends on both Adders
//MUL    ->  ADD_1  |  ADD_0  |  000000000000000000000000 | 000000000000000000000000      
v3 = v2 * v6;
v2 = 0x74CF5369;
if (v3 != v2)
{
        Result = v3 + R0;
        exit ;
}


Result = 0xaced;
exit ;


//It fails from here on... :(

//Here the square root depends on ADD 0 which depends MUL 
// MUL  |  0000  |  0000beef0000beef0000beef | 000000000000000000000000
R60 = 4;
R60 = sqrt( scale( R60 ) );

v3 = unscale( R60 );
//This guy depends of SQRT
v4 = v3 + R0.xxx;

if (v4 != 2)
{
        Result = v4 + R0;
        exit ;
}

Result = 0xaced;
exit ;