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// Test extraction from accumulators:
// SCALE in SIGNED FRACTIONAL mode
# mach: bfin
.include "testutils.inc"
start
// load r0=0x3fff0000
// load r1=0x0fffc000
// load r2=0x7ff00000
// load r3=0x80100000
// load r4=0x000000ff
loadsym P0, data0;
R0 = [ P0 ++ ];
R1 = [ P0 ++ ];
R2 = [ P0 ++ ];
R3 = [ P0 ++ ];
R4 = [ P0 ++ ];
// SCALE
// 0x003fff0000 -> SCALE 0x7ffe
A1 = A0 = 0;
A1.w = R0;
A0.w = R0;
R5.H = A1, R5.L = A0 (S2RND);
DBGA ( R5.L , 0x7ffe );
DBGA ( R5.H , 0x7ffe );
// SCALE
// 0x000fffc000 -> SCALE 0x2000
A1 = A0 = 0;
A1.w = R1;
A0.w = R1;
R5.H = A1, R5.L = A0 (S2RND);
DBGA ( R5.L , 0x2000 );
DBGA ( R5.H , 0x2000 );
// SCALE
// 0x007ff00000 -> SCALE 0x7fff
A1 = A0 = 0;
A1.w = R2;
A0.w = R2;
R5.H = A1, R5.L = A0 (S2RND);
DBGA ( R5.L , 0x7fff );
DBGA ( R5.H , 0x7fff );
// SCALE
// 0xff80100000 -> SCALE 0x8000
A1 = A0 = 0;
A1.w = R3;
A0.w = R3;
A1.x = R4.L;
A0.x = R4.L;
R5.H = A1, R5.L = A0 (S2RND);
DBGA ( R5.L , 0x8000 );
DBGA ( R5.H , 0x8000 );
pass
.data;
data0:
.dw 0x0000
.dw 0x3fff
.dw 0xc000
.dw 0x0fff
.dw 0x0000
.dw 0x7ff0
.dw 0x0000
.dw 0x8010
.dw 0x00ff
.dw 0x0000
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