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* pa.c (shadd_constant_p): New function.

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From-SVN: r3257
This commit is contained in:
Jeff Law 1993-01-15 19:11:15 -07:00
parent 85bc031ea4
commit c226422058
1 changed files with 13 additions and 0 deletions
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13
gcc/config/pa/pa.c
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@ -2690,3 +2690,16 @@ plus_xor_ior_operator (op, mode)
return (GET_CODE (op) == PLUS || GET_CODE (op) == XOR
|| GET_CODE (op) == IOR);
}
/* Return 1 if the given constant is 2, 4, or 8. These are the valid
constants for shadd instructions. */
int
shadd_constant_p (val)
int val;
{
if (val == 2 || val == 4 || val == 8)
return 1;
else
return 0;
}