Re: [PATCH 3/5] Pass an alternative_mask to constrain_operands

2014-10-21 Thread Jeff Law
On 10/17/14 14:51, Richard Sandiford wrote: After the previous patch there are cases where we want to constrain operands to any enabled alternative and cases where we want to also take size/speed preferences into account. The former applies when constraining an existing instruction (which might

Re: [PATCH 3/5] Pass an alternative_mask to constrain_operands

2014-10-21 Thread Vladimir Makarov
On 10/17/2014 10:51 AM, Richard Sandiford wrote: > After the previous patch there are cases where we want to constrain > operands to any enabled alternative and cases where we want to also take > size/speed preferences into account. The former applies when > constraining an existing instruction (w

[PATCH 3/5] Pass an alternative_mask to constrain_operands

2014-10-17 Thread Richard Sandiford
After the previous patch there are cases where we want to constrain operands to any enabled alternative and cases where we want to also take size/speed preferences into account. The former applies when constraining an existing instruction (which might originally have been in a block with a differe