Manipulating the tree Structure

[Revital1 Eres]

gcc-owner@gcc.gnu.org wrote on 12/03/2007 16:56:53:

> Hi all,
> i have a very little question for you. I have a basic block and by a
> statement iterator i can obtain a tree structure in the following
> manner:
>          tree stmt = bsi_stmt (si);
> I want to use this tree structure to manipulate the statement, for
> example i 'd like to know if statement is an assignement or another
> instruction type. And if the statement is an assignement i'd like to
> know wich is the name of the variable.
> I have serchead too much but i have not found any information.
> Thanks to all,

You can use the TREE_CODE of stmt to know that instruction type.
Almost all the tree-* files manipulate the stmt tree so you can grep
in those files to find more examples.

Revital


> Andrea Callia D'Iddio