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      1 //  Test extraction from accumulators:
      2 //  SCALE in SIGNED FRACTIONAL mode
      3 # mach: bfin
      4 
      5 .include "testutils.inc"
      6 	start
      7 
      8 
      9 // load r0=0x3fff0000
     10 // load r1=0x0fffc000
     11 // load r2=0x7ff00000
     12 // load r3=0x80100000
     13 // load r4=0x000000ff
     14 	loadsym P0, data0;
     15 	R0 = [ P0 ++ ];
     16 	R1 = [ P0 ++ ];
     17 	R2 = [ P0 ++ ];
     18 	R3 = [ P0 ++ ];
     19 	R4 = [ P0 ++ ];
     20 
     21 // SCALE
     22 //  0x003fff0000 -> SCALE 0x7ffe
     23 	A1 = A0 = 0;
     24 	A1.w = R0;
     25 	A0.w = R0;
     26 	R5.H = A1, R5.L = A0 (S2RND);
     27 	DBGA ( R5.L , 0x7ffe );
     28 	DBGA ( R5.H , 0x7ffe );
     29 
     30 // SCALE
     31 //  0x000fffc000 -> SCALE 0x2000
     32 	A1 = A0 = 0;
     33 	A1.w = R1;
     34 	A0.w = R1;
     35 	R5.H = A1, R5.L = A0 (S2RND);
     36 	DBGA ( R5.L , 0x2000 );
     37 	DBGA ( R5.H , 0x2000 );
     38 
     39 // SCALE
     40 //  0x007ff00000 -> SCALE 0x7fff
     41 	A1 = A0 = 0;
     42 	A1.w = R2;
     43 	A0.w = R2;
     44 	R5.H = A1, R5.L = A0 (S2RND);
     45 	DBGA ( R5.L , 0x7fff );
     46 	DBGA ( R5.H , 0x7fff );
     47 
     48 // SCALE
     49 //  0xff80100000 -> SCALE 0x8000
     50 	A1 = A0 = 0;
     51 	A1.w = R3;
     52 	A0.w = R3;
     53 	A1.x = R4.L;
     54 	A0.x = R4.L;
     55 	R5.H = A1, R5.L = A0 (S2RND);
     56 	DBGA ( R5.L , 0x8000 );
     57 	DBGA ( R5.H , 0x8000 );
     58 
     59 	pass
     60 
     61 	.data;
     62 data0:
     63 	.dw 0x0000
     64 	.dw 0x3fff
     65 	.dw 0xc000
     66 	.dw 0x0fff
     67 	.dw 0x0000
     68 	.dw 0x7ff0
     69 	.dw 0x0000
     70 	.dw 0x8010
     71 	.dw 0x00ff
     72 	.dw 0x0000
     73