search for: pred_empti

I've ran across an issue in BranchFolding.cpp where it is incorrectly folding a branch to the wrong fallthrough location. This is in LLVM 2.4 and seems to be in 2.5 also. The code in question is: void BranchFolder::OptimizeBlock(MachineBasicBlock *MBB) { MachineFunction::iterator FallThrough = MBB; ++FallThrough; // If this block is empty, make everyone use its fall-through, not

On Jan 4, 2014, at 4:38 AM, Haishan <hndxvon at 163.com> wrote: > At 2014-01-04 06:11:38,"Jakob Stoklund Olesen" <stoklund at 2pi.dk> wrote: > > On Jan 3, 2014, at 1:52 PM, Andrew Trick <atrick at apple.com> wrote: > >> He really just wants to rerun LiveIntervals analysis, but LiveVariables is no longer available. Would it work just to clear all

On Jan 3, 2014, at 1:52 PM, Andrew Trick <atrick at apple.com> wrote: > He really just wants to rerun LiveIntervals analysis, but LiveVariables is no longer available. Would it work just to clear all the intervals rerun LiveIntervals::computeVirtRegs after all the CFG transforms are complete? Yes, I should think so. /jakob -------------- next part -------------- An HTML attachment was

> On 2015-Jun-04, at 12:45, Duncan P. N. Exon Smith <dexonsmith at apple.com> wrote: > >> On 2015-Jun-04, at 12:28, Ivan Baev <ibaev at codeaurora.org> wrote: >> >> Hi, we got the following assert: >> >> assert(!Working[0].isLoopHeader() && "entry block is a loop header"); >> >> [in