On Thu, Jan 07, 2010 at 09:48:53AM +0100, Gabriel Paubert wrote: > > apparently rs6000_emit_set_long_const needs work. > > lis 3,0x8034 > > extsw 3,3 > > or > > li 3,0x401a > > sldi 3,3,17 > > etc. do IMHO the same. > > Huh? I don't think so: > > - first one loads 0xffff_ffff_8034_0000 in r3, and the extsw looks redundant
I meant lis 3,0x8034; rldicl 3,3,0,32 for the first case, sorry for mixing
sign extension with zero extension.
Jakub
