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/* ALU test program.
* Test instructions
* r3= + (r0,r0);
* r3= + (r0,r0) s;
* r3= - (r0,r0);
* r3= - (r0,r0) s;
*/
# mach: bfin
.include "testutils.inc"
start
// overflow positive
R0.L = 0xffff;
R0.H = 0x7fff;
R7 = 0;
ASTAT = R7;
R3 = R0 + R0 (NS);
DBGA ( R3.L , 0xfffe );
DBGA ( R3.H , 0xffff );
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 = VS; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 );
// overflow negative
R0.L = 0x0000;
R0.H = 0x8000;
R7 = 0;
ASTAT = R7;
R3 = R0 + R0 (NS);
DBGA ( R3.L , 0x0000 );
DBGA ( R3.H , 0x0000 );
CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AN; R7 = CC; DBGA ( R7.L , 0x0 );
CC = V; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 );
// zero
R0.L = 0xffff;
R0.H = 0xffff;
R1.L = 0x0001;
R1.H = 0x0000;
R7 = 0;
ASTAT = R7;
R3 = R1 + R0 (NS);
DBGA ( R3.L , 0x0000 );
DBGA ( R3.H , 0x0000 );
CC = AZ; R7 = CC; DBGA ( R7.L , 0x1 );
CC = AN; R7 = CC; DBGA ( R7.L , 0x0 );
CC = V; R7 = CC; DBGA ( R7.L , 0x0 );
CC = AC0; R7 = CC; DBGA ( R7.L , 0x1 );
// saturate positive
R0.L = 0;
R0.H = 0x7fff;
R7 = 0;
ASTAT = R7;
R3 = R0 + R0 (S);
DBGA ( R3.L , 0xffff );
DBGA ( R3.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 , 0x0 );
// saturate negative
R0.L = 0;
R0.H = 0x8000;
R7 = 0;
ASTAT = R7;
R3 = R0 + R0 (S);
DBGA ( R3.L , 0x0000 );
DBGA ( R3.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 );
// saturate positive with subtraction
R0.L = 0xffff;
R0.H = 0xffff;
R1.L = 0xffff;
R1.H = 0x7fff;
R7 = 0;
ASTAT = R7;
R3 = R1 - R0 (S);
DBGA ( R3.L , 0xffff );
DBGA ( R3.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 , 0x0 );
// saturate negative with subtraction
R0.L = 0x1;
R0.H = 0x0;
R1.L = 0x0000;
R1.H = 0x8000;
R7 = 0;
ASTAT = R7;
R3 = R1 - R0 (S);
DBGA ( R3.L , 0x0000 );
DBGA ( R3.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 );
pass
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