Re: [PATCH][RFC] Move TREE_VEC length and SSA_NAME version into tree_base

2012-08-21 Thread Jay Foad
On 21 August 2012 10:58, Richard Guenther wrote: > Index: trunk/gcc/tree.h > === > *** trunk.orig/gcc/tree.h 2012-08-20 12:47:47.0 +0200 > --- trunk/gcc/tree.h2012-08-21 10:32:47.717394657 +0200 > *** enu

Re: [PATCH][RFC] Move TREE_VEC length and SSA_NAME version into tree_base

2012-08-21 Thread Richard Guenther
On Mon, 20 Aug 2012, Richard Guenther wrote: > > This shrinks TREE_VEC from 40 bytes to 32 bytes and SSA_NAME from > 80 bytes to 72 bytes on a 64bit host. Both structures suffer > from the fact they need storage for an integer (length and version) > which leaves unused padding. Both data struct