Re: variable tracking vs. delay slots question

2012-09-12 Thread Steve Ellcey
On Tue, 2012-09-11 at 20:20 -0600, Jeff Law wrote: > > These requirements seem to conflict. Am I right about this or are the > > comments wrong or am I confused? I think this problem is the basis of > > bug 54128, a bootstrap failure on MIPS, though the problem seems generic > > to any system wi

Re: variable tracking vs. delay slots question

2012-09-11 Thread Jeff Law
On 09/11/2012 04:33 PM, Steve Ellcey wrote: In some configuration files there is comment that says that the variable tracking pass should be run after all optimizations which change the order of instructions and that it requires a valid control flow graph to work. But my understanding of the del