Re: [ira-improv] patch for new code dealing with hard reg preferences

2013-04-05 Thread Vladimir Makarov
On 13-04-05 4:48 PM, Jeff Law wrote: On 04/05/2013 02:14 PM, Vladimir Makarov wrote: The following patch adds a new functionality to IRA to improve RA in presence of hard registers in RTL. IRA already had some mechanism dealing with hard regs but it affected only pseudos in *the same insn* c

Re: [ira-improv] patch for new code dealing with hard reg preferences

2013-04-05 Thread Jeff Law
On 04/05/2013 02:14 PM, Vladimir Makarov wrote: The following patch adds a new functionality to IRA to improve RA in presence of hard registers in RTL. IRA already had some mechanism dealing with hard regs but it affected only pseudos in *the same insn* containing hard register. This techniq

[ira-improv] patch for new code dealing with hard reg preferences

2013-04-05 Thread Vladimir Makarov
The following patch adds a new functionality to IRA to improve RA in presence of hard registers in RTL. IRA already had some mechanism dealing with hard regs but it affected only pseudos in *the same insn* containing hard register. This technique was not good enough to remove regmove pass code