Re: Using an automodified register twice in the same insn

2006-11-01 Thread Paul Brook
On Wednesday 01 November 2006 17:39, Richard Sandiford wrote: > Can a register be used more than once in an insn if one of those uses is > an auto-modification? I've looked at this several times in the past and > never come to a conclusion. doc/rtl.texi says: We have a related problem on ARM. Th

Using an automodified register twice in the same insn

2006-11-01 Thread Richard Sandiford
Can a register be used more than once in an insn if one of those uses is an auto-modification? I've looked at this several times in the past and never come to a conclusion. doc/rtl.texi says: If a register used as the operand of these [auto-modification] expressions is used in another addres