Re: Question about always executed info computed in tree-ssa-loop-im.c

On Wed, Jul 8, 2015 at 12:01 PM, Bin.Cheng wrote: > On Wed, Jul 8, 2015 at 5:58 PM, Bin.Cheng wrote: >> On Wed, Jul 8, 2015 at 5:51 PM, Richard Biener >> wrote: >>> On Wed, Jul 8, 2015 at 8:52 AM, Bin.Cheng wrote: Hi, Function fill_always_executed_in_1 computes basic blocks' always >>

Re: Question about always executed info computed in tree-ssa-loop-im.c

On Wed, Jul 8, 2015 at 5:58 PM, Bin.Cheng wrote: > On Wed, Jul 8, 2015 at 5:51 PM, Richard Biener > wrote: >> On Wed, Jul 8, 2015 at 8:52 AM, Bin.Cheng wrote: >>> Hi, >>> Function fill_always_executed_in_1 computes basic blocks' always >>> executed information, and it has below code and comment:

Re: Question about always executed info computed in tree-ssa-loop-im.c

On Wed, Jul 8, 2015 at 5:51 PM, Richard Biener wrote: > On Wed, Jul 8, 2015 at 8:52 AM, Bin.Cheng wrote: >> Hi, >> Function fill_always_executed_in_1 computes basic blocks' always >> executed information, and it has below code and comment: >> >> /* In a loop that is always entered we ma

Re: Question about always executed info computed in tree-ssa-loop-im.c

On Wed, Jul 8, 2015 at 8:52 AM, Bin.Cheng wrote: > Hi, > Function fill_always_executed_in_1 computes basic blocks' always > executed information, and it has below code and comment: > > /* In a loop that is always entered we may proceed anyway. > But record that we entered it and

Question about always executed info computed in tree-ssa-loop-im.c

Hi, Function fill_always_executed_in_1 computes basic blocks' always executed information, and it has below code and comment: /* In a loop that is always entered we may proceed anyway. But record that we entered it and stop once we leave it. */ inn_loop = bb->loop_fat