Re: regcprop.c bug fix

2011-10-20 Thread Mike Stump
On Oct 20, 2011, at 6:22 AM, Bernd Schmidt wrote: > I found that maximally confusing, so let me try to rephrase it to see if > I understood you. The two calls to validate_change clobber the > recog_data even if they fail. In case they failed, we want to continue > looking at data from the original

Re: regcprop.c bug fix

2011-10-20 Thread Bernd Schmidt
On 10/19/11 23:24, Mike Stump wrote: > So while tracking down a hairy address reload for an output reload > bug, copyprop_hardreg_forward_1 was faulting because it was trying to > extract move patterns that didn't work out, and when it came back to > the code, it then tries to access recog_data, bu

regcprop.c bug fix

2011-10-19 Thread Mike Stump
So while tracking down a hairy address reload for an output reload bug, copyprop_hardreg_forward_1 was faulting because it was trying to extract move patterns that didn't work out, and when it came back to the code, it then tries to access recog_data, but the problem is, the exploration of other