6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2026-04-25 05:22:04 +00:00
Code Issues Projects Releases Wiki Activity

Stop verifying hasPHIKill() flags.

Browse Source 
There is only one legitimate use remaining, in addIntervalsForSpills().
All other calls to hasPHIKill() are only used to update PHIKill flags.

The addIntervalsForSpills() function is part of the old spilling
framework, only used by linearscan.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@139783 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-09-15 05:16:30 +00:00
parent de07abe35d
commit df8412c4c1
2 changed files with 2 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/CodeGen/MachineVerifier.cpp
+1 -11
View File
@@ -1166,18 +1166,8 @@ void MachineVerifier::verifyLiveIntervals() {
SlotIndex PEnd = LiveInts->getMBBEndIdx(*PI).getPrevSlot();
const VNInfo *PVNI = LI.getVNInfoAt(PEnd);
if (VNI->isPHIDef() && VNI->def == LiveInts->getMBBStartIdx(MFI)) {
if (PVNI && !PVNI->hasPHIKill()) {
report("Value live out of predecessor doesn't have PHIKill", MF);
*OS << "Valno #" << PVNI->id << " live out of BB#"
<< (*PI)->getNumber() << '@' << PEnd
<< " doesn't have PHIKill, but Valno #" << VNI->id
<< " is PHIDef and defined at the beginning of BB#"
<< MFI->getNumber() << '@' << LiveInts->getMBBStartIdx(MFI)
<< " in " << LI << '\n';
}
if (VNI->isPHIDef() && VNI->def == LiveInts->getMBBStartIdx(MFI))
continue;
}
if (!PVNI) {
report("Register not marked live out of predecessor", *PI);