6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-07-05 13:29:22 +00:00
Code Issues Projects Releases Wiki Activity

Force the greedy register allocator to always use the inline spiller.

Browse Source 
Soon, RegAllocGreedy will start splitting live ranges, and then deferred
spilling won't work anyway.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121591 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2010-12-10 22:54:44 +00:00
parent 3bda29eb4f
commit f6dff84d4e
3 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
lib/CodeGen/RegAllocGreedy.cpp
View File

@ -311,7 +311,7 @@ bool RAGreedy::runOnMachineFunction(MachineFunction &mf) {
getAnalysis<LiveIntervals>());
ReservedRegs = TRI->getReservedRegs(*MF);
SpillerInstance.reset(createSpiller(*this, *MF, *VRM));
SpillerInstance.reset(createInlineSpiller(*this, *MF, *VRM));
allocatePhysRegs();
addMBBLiveIns(MF);

6
lib/CodeGen/Spiller.cpp
View File

@ -231,12 +231,6 @@ public:
} // end anonymous namespace
namespace llvm {
Spiller *createInlineSpiller(MachineFunctionPass &pass,
MachineFunction &mf,
VirtRegMap &vrm);
}
llvm::Spiller* llvm::createSpiller(MachineFunctionPass &pass,
MachineFunction &mf,
VirtRegMap &vrm) {

7
lib/CodeGen/Spiller.h
View File

@ -44,6 +44,13 @@ namespace llvm {
Spiller* createSpiller(MachineFunctionPass &pass,
MachineFunction &mf,
VirtRegMap &vrm);
/// Create and return a spiller that will insert spill code directly instead
/// of deferring though VirtRegMap.
Spiller *createInlineSpiller(MachineFunctionPass &pass,
MachineFunction &mf,
VirtRegMap &vrm);
}
#endif