49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
extern void abort (void);
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extern void exit (int);
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typedef short __v2hi __attribute ((vector_size(4)));
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typedef __v2hi fract2x16;
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typedef short fract16;
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int main ()
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{
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fract2x16 a, b, c, d;
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fract16 t1, t2;
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a = __builtin_bfin_compose_2x16 (0x3000, 0x2000);
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b = __builtin_bfin_compose_2x16 (0x7000, 0x5000);
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c = __builtin_bfin_compose_2x16 (0x7000, 0xc000);
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d = __builtin_bfin_add_fr2x16 (a, b);
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t1 = __builtin_bfin_extract_lo (d);
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t2 = __builtin_bfin_extract_hi (d);
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if (t1 != 0x7000 || t2 != 0x7fff)
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abort ();
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d = __builtin_bfin_sub_fr2x16 (a, b);
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t1 = __builtin_bfin_extract_lo (d);
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t2 = __builtin_bfin_extract_hi (d);
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if (t1 != -0x3000 || t2 != -0x4000)
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abort ();
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d = __builtin_bfin_negate_fr2x16 (c);
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t1 = __builtin_bfin_extract_lo (d);
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t2 = __builtin_bfin_extract_hi (d);
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if (t1 != 0x4000 || t2 != -0x7000)
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abort ();
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if (__builtin_bfin_add_fr1x32 (0x7fffffff, 1) != 0x7fffffff)
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abort ();
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if (__builtin_bfin_add_fr1x32 (0x80000000, -1) != 0x80000000)
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abort ();
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if (__builtin_bfin_add_fr1x32 (0x80000001, -1) != 0x80000000)
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abort ();
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if (__builtin_bfin_add_fr1x32 (0xFEDCBA98, 0x11111111) != 0x0FEDCBA9)
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abort ();
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exit (0);
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}
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