Re: getting original variable names back from the ssa

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"Mradul Maheshwari" <mradul@xxxxxxxxxxxxxx> writes:

> I want to know that whether there is a function in gcc which takes the ssa
> tree as input and returns the original variable. I mean to say
> suppose these few statements in a c program
>  a = b;
>  *c = *d;
>
> there ssa form in gcc-4.5.0 is as follows
>
> b.0_1 = b;
> a = b;
>
> c.1_2 = c;
> d.2_3 = d;
> D.1963_4 = *d.2_3;
> *c.1_2 = D.1963_4;
>
> I can access the lhs and the rhs of each of these statements. But is there
> any function that takes the ssa tree b.0_1 or d.2_3 and tells that its an
> ssa for variable b and variable d respectively. If there is no function
> can any one help me in figuring out what how can I do this.

SSA_NAME_VAR, I suppose.

Ian


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