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// ALU test program.
// Test instructions reg = (A0+=A1)
#include "test.h"
.include "testutils.inc"
start
R0 = 0;
ASTAT = R0;
loadsym P0, data0;
R0 = [ P0 ++ ];
R1 = [ P0 ++ ];
R2 = [ P0 ++ ];
R3 = [ P0 ++ ];
R4 = [ P0 ++ ];
// add accums and transfer result
A1 = A0 = 0;
A1.w = R0;
A0.w = R0;
R6 = ( A0 += A1 );
CHECKREG R6, 0x22222222;
R6 = A0.w;
CHECKREG R6, 0x22222222;
R7 = A0.x;
CHECKREG R7, 0;
R6 = A1.w;
CHECKREG R6, 0x11111111;
R7 = A1.x;
CHECKREG R7, 0;
// add accums and transfer result (saturate positive)
R7 = 0;
ASTAT = R7;
A1 = A0 = 0;
A1.w = R1;
A0.w = R1;
R6 = ( A0 += A1 );
CHECKREG R6, 0x7fffffff;
R6 = A0.w;
CHECKREG R6, 0xfffffffe;
R7 = A0.x;
CHECKREG R7, 0;
R6 = A1.w;
CHECKREG R6, 0x7fffffff;
_DBG ASTAT;
R7 = A1.x;
_DBG ASTAT;
CHECKREG R7, 0;
R7 = ASTAT;
CHECKREG R7, (_VS|_V|_V_COPY);
// add accums and transfer result (saturate negative)
R7 = 0;
ASTAT = R7;
A1 = A0 = 0;
A1.w = R2;
A0.w = R2;
A1.x = R3.L;
A0.x = R3.L;
R6 = ( A0 += A1 );
CHECKREG R6, 0x80000000;
R6 = A0.w;
CHECKREG R6, 0x00000000;
R7 = A0.x;
CHECKREG R6, 0;
R6 = A1.w;
CHECKREG R6, 0x80000000;
R7 = A1.x;
CHECKREG R7, 0xffffffff;
R7 = ASTAT;
_DBG ASTAT;
CHECKREG R7, (_VS|_V|_V_COPY|_AC0|_AC0_COPY|_AN);
pass
.data
data0:
.dw 0x1111
.dw 0x1111
.dw 0xffff
.dw 0x7fff
.dw 0x0000
.dw 0x8000
.dw 0x00ff
.dw 0x0000
.dw 0x0000
.dw 0x0000
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