88 lines
1.6 KiB
ArmAsm
88 lines
1.6 KiB
ArmAsm
// SHIFT test program.
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// Test A0 = ASHIFT (A0 by r3);
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# mach: bfin
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.include "testutils.inc"
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start
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// load r0=0x0000001f
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// load r1=0x00000020
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// load r2=0x00000000
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// load r3=0x00000000
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// load r4=0x00000001
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// load r5=0x00000080
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loadsym P0, data0;
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P1 = P0;
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R0 = [ P0 ++ ];
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R1 = [ P0 ++ ];
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R2 = [ P0 ++ ];
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R3 = [ P0 ++ ];
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R4 = [ P0 ++ ];
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R5 = [ P0 ++ ];
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// left by largest positive magnitude of 31 (0x1f)
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// A0: 80 0000 0001 -> 80 0000 0000
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R7 = 0;
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ASTAT = R7;
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A0.w = R4;
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A0.x = R5.L;
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A0 = ASHIFT A0 BY R0.L;
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R6 = A0.w;
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R7.L = A0.x;
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DBGA ( R6.L , 0x0000 );
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DBGA ( R6.H , 0x8000 );
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DBGA ( R7.L , 0x0000 );
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CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 );
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CC = AN; R7 = CC; DBGA ( R7.L , 0x0 );
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CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 );
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CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 );
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CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 );
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// left by largest positive magnitude + 1 = 32 (0x20), which is -32
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// A0: 80 0000 0001 ->
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R7 = 0;
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ASTAT = R7;
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A0.w = R4;
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A0.x = R5.L;
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A0 = ASHIFT A0 BY R1.L;
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R6 = A0.w;
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R7.L = A0.x;
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DBGA ( R6.L , 0xff80 );
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DBGA ( R6.H , 0xffff );
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DBGA ( R7.L , 0xffff );
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CC = AZ; R7 = CC; DBGA ( R7.L , 0x0 );
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CC = AN; R7 = CC; DBGA ( R7.L , 0x1 );
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CC = AC0; R7 = CC; DBGA ( R7.L , 0x0 );
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CC = AV0; R7 = CC; DBGA ( R7.L , 0x0 );
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CC = AV1; R7 = CC; DBGA ( R7.L , 0x0 );
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// by -1
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// A0: 80 0000 0001 -> c0 0000 0000
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A0.w = R4;
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A0.x = R5.L;
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R3.L = 0x00ff;
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A0 = ASHIFT A0 BY R3.L;
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R6 = A0.w;
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R7.L = A0.x;
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DBGA ( R6.L , 0x0000 );
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DBGA ( R6.H , 0x0000 );
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DBGA ( R7.L , 0xffc0 );
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pass
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.data
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data0:
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.dw 0x001f
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.dw 0x0000
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.dw 0x0020
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.dw 0x0000
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.dw 0x0059
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.dw 0x0000
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.dw 0x005a
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.dw 0x0000
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.dw 0x0001
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.dw 0x0000
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.dw 0x0080
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.dw 0x0000
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