RTL AND Instruction

[Ian Lance Taylor]

Matt Davis <mattdavis9@gmail.com> writes:

> What I have in my source is the following:
>
>     rtx eax = gen_rtx_REG(DImode, 0);
>     rtx and = gen_rtx_AND(DImode, eax, gen_rtx_CONST_INT(VOIDmode, 7));
>     and = gen_rtx_SET(DImode, eax, and);
>     emit_insn_before(and, insn);

This is normally not what you want to do.  If you know that your target
has a DImode and instruction, then you normally want to call gen_anddi3.
If you don't know whether it does, then you generally want to call
expand_binop.

Ian