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// Test ALU NEG accumulators
# mach: bfin
.include "testutils.inc"
start
R0 = 0xffffffff;
A0.w = R0;
R0 = 0x7f (X);
A0.x = R0;
A0 = - A0;
_DBG A0;
R4 = A0.w;
R5 = A0.x;
DBGA ( R4.H , 0x0000 ); DBGA ( R4.L , 0x0001 );
DBGA ( R5.H , 0xffff ); DBGA ( R5.L , 0xff80 );
R0 = 0x1;
A0.w = R0;
R0 = 0x0;
A0.x = R0;
A0 = - A0;
R4 = A0.w;
R5 = A0.x;
_DBG A0;
DBGA ( R4.H , 0xffff ); DBGA ( R4.L , 0xffff );
DBGA ( R5.H , 0xffff ); DBGA ( R5.L , 0xffff );
R0 = 0xffffffff;
A0.w = R0;
R0 = 0xff (X);
A0.x = R0;
A0 = - A0;
R4 = A0.w;
R5 = A0.x;
DBGA ( R4.H , 0x0000 ); DBGA ( R4.L , 0x0001 );
DBGA ( R5.H , 0x0000 ); DBGA ( R5.L , 0x0000 );
R0 = 0x00000000;
A0.w = R0;
R0 = 0x80 (X);
A0.x = R0;
A0 = - A0;
R4 = A0.w;
R5 = A0.x;
DBGA ( R4.H , 0xffff ); DBGA ( R4.L , 0xffff );
DBGA ( R5.H , 0x0000 ); DBGA ( R5.L , 0x007f );
// NEG NEG
R0 = 0x00000000;
A0.w = R0;
R0 = 0x80 (X);
A0.x = R0;
R0 = 0xffffffff;
A1.w = R0;
R0 = 0x7f (X);
A1.x = R0;
A1 = - A1, A0 = - A0;
R4 = A0.w;
R5 = A0.x;
DBGA ( R4.H , 0xffff ); DBGA ( R4.L , 0xffff );
DBGA ( R5.H , 0x0000 ); DBGA ( R5.L , 0x007f );
R4 = A1.w;
R5 = A1.x;
_DBG A1;
DBGA ( R4.H , 0x0000 ); DBGA ( R4.L , 0x0001 );
DBGA ( R5.H , 0xffff ); DBGA ( R5.L , 0xff80 );
// NEG NEG register
R0.L = 0x0001;
R0.H = 0x8000;
R3 = - R0 (V);
DBGA ( R3.H , 0x7fff ); DBGA ( R3.L , 0xffff );
_DBG ASTAT;
pass
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