Re: Could not identify that register is clobbered already

2013-03-14 Thread K_s, Vishnu
> From: Georg-Johann Lay > Subject: Re: Could not identify that register is clobbered already > > S, Pitchumani schrieb: > > > > From: Georg-Johann Lay > >> S, Pitchumani wrote: > >> > >>> I was analyzing an issue for avr target (gcc-4.7.2). > >>> > >>> Issue is that already clobbered register is

Re: Confusion about delay slots and using condition-code register

2013-03-14 Thread Hans-Peter Nilsson
On Wed, 6 Mar 2013, Alan Lehotsky wrote: > So, am I constructing my RTL incorrectly? No. > Do I need to be > making the clobbers inside a parallel instead of just emitting > them sequentially? Exactly. > (define_insn "*addsi" > [(set (match_operand:SI 0 "nonimmediate_operand" "=rm,r