6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-09-24 23:28:41 +00:00
Code Issues Projects Releases Wiki Activity

Represent RegUnit liveness with LiveRange instance

Browse Source 
Previously LiveInterval has been used, but having a spill weight and
register number is unnecessary for a register unit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192397 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matthias Braun
2013-10-10 21:29:02 +00:00
parent e25dde550b
commit 4f3b5e8c92
13 changed files with 132 additions and 129 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
lib/CodeGen/RegAllocGreedy.cpp
View File

@@ -1466,9 +1466,9 @@ void RAGreedy::calcGapWeights(unsigned PhysReg,
// Add fixed interference.
for (MCRegUnitIterator Units(PhysReg, TRI); Units.isValid(); ++Units) {
const LiveInterval &LI = LIS->getRegUnit(*Units);
LiveInterval::const_iterator I = LI.find(StartIdx);
LiveInterval::const_iterator E = LI.end();
const LiveRange &LR = LIS->getRegUnit(*Units);
LiveRange::const_iterator I = LR.find(StartIdx);
LiveRange::const_iterator E = LR.end();
// Same loop as above. Mark any overlapped gaps as HUGE_VALF.
for (unsigned Gap = 0; I != E && I->start < StopIdx; ++I) {