[patch] TARGET_MEM_REF

[Roger Sayle]

On Fri, 4 Mar 2005, Zdenek Dvorak wrote:
> This patch introduces TARGET_MEM_REF tree.  This is a memory reference
> whose address precisely maps to the addressing mode of the target
> architecture.  In particular, the multiplication/additions that are
> for free are hidden inside the tree, thus they cannot be played with
> by optimizations that do not know about the existence of addressing modes.

New tree codes need to be documented in doc/c-tree.texi.

Roger
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