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/* ALU test program.
* Test instructions
* (r7,r6) = +/- (r0,r1);
* (r7,r6) = +/- (r0,r1)s;
*/
# mach: bfin
.include "testutils.inc"
start
// test positive overflow
R0.L = 0xffff;
R0.H = 0x7fff;
R1.L = 0x0001;
R1.H = 0x0000;
R7 = 0;
ASTAT = R7;
R6 = R0 + R1, R7 = R0 - R1 (NS);
DBGA ( R6.L , 0x0000 );
DBGA ( R6.H , 0x8000 );
DBGA ( R7.L , 0xfffe );
DBGA ( R7.H , 0x7fff );
CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 );
CC = AN; R7 = CC; DBGA ( R7.L , 0x1 );
CC = V; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 );
// test positive overflow
R0.L = 0xffff;
R0.H = 0x7fff;
R1.L = 0x0001;
R1.H = 0x0000;
R7 = 0;
ASTAT = R7;
R7 = R0 + R1, R6 = R0 - R1 (NS);
DBGA ( R6.L , 0xfffe );
DBGA ( R6.H , 0x7fff );
DBGA ( R7.L , 0x0000 );
DBGA ( R7.H , 0x8000 );
CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 );
CC = AN; R7 = CC; DBGA ( R7.L , 0x1 );
CC = V; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 );
// test positive sat
R0.L = 0xffff;
R0.H = 0x7fff;
R1.L = 0x0001;
R1.H = 0x0000;
R7 = 0;
ASTAT = R7;
R6 = R0 + R1, R7 = R0 - R1 (S);
DBGA ( R6.L , 0xffff );
DBGA ( R6.H , 0x7fff );
DBGA ( R7.L , 0xfffe );
DBGA ( R7.H , 0x7fff );
CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 );
CC = AN; R7 = CC; DBGA ( R7.L , 0x0 );
CC = V; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 );
// test positive sat
R0.L = 0xffff;
R0.H = 0x7fff;
R1.L = 0x0001;
R1.H = 0x0000;
R7 = 0;
ASTAT = R7;
R7 = R0 + R1, R6 = R0 - R1 (S);
DBGA ( R6.L , 0xfffe );
DBGA ( R6.H , 0x7fff );
DBGA ( R7.L , 0xffff );
DBGA ( R7.H , 0x7fff );
CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 );
CC = AN; R7 = CC; DBGA ( R7.L , 0x0 );
CC = V; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 );
pass
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