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