53 lines
796 B
ArmAsm
53 lines
796 B
ArmAsm
// ACP 5.6 Flags for dreg=(dreg+dreg)<<1,2
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# mach: bfin
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#include "test.h"
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.include "testutils.inc"
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start
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r1=0;
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ASTAT = R1;
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r2=0;
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r2.h=0x4000;
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r2=(r2+r1)<<2;
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dbga (r2.l,0x0);
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dbga (r2.h,0x0);
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_dbg ASTAT;
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r7=ASTAT;
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CHECKREG R7, (_VS|_V|_V_COPY|_AZ)
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r2=0;
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r2.h=0x4000;
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r2=(r2+r1)<<1;
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dbga (r2.l,0x0);
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dbga (r2.h,0x8000);
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_dbg ASTAT;
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r7=ASTAT;
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CHECKREG R7, (_VS|_V|_V_COPY|_AN)
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r1=0;
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r1.h=0xd300;
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r2=0;
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r2.h=0xb700;
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r2=(r2+r1)<<1;
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dbga (r2.l,0x0);
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dbga (r2.h,0x1400);
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_dbg ASTAT;
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r7=ASTAT;
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CHECKREG R7, (_VS|_V|_V_COPY)
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r0 = 1;
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r0 <<= 31; // r0 should be 0x80000000
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r7 = 0;
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ASTAT = r7;
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_dbg r0;
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r1 = r0;
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_dbg r1;
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r1 = (r1 + r0) << 1; // add overflows to zero, no shift overflow
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_dbg r1;
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_dbg ASTAT;
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r7 = ASTAT;
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CHECKREG R7, (_VS|_V|_V_COPY|_AZ);
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pass
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