6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-14 14:24:05 +00:00
Code Issues Projects Releases Wiki Activity

MI-Sched: Adjust regpressure limits for reserved regs.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184564 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2013-06-21 18:32:58 +00:00
parent 84569698f0
commit 1f8b48ab32
4 changed files with 53 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
lib/CodeGen/MachineScheduler.cpp
View File

@ -21,6 +21,7 @@
#include "llvm/CodeGen/LiveIntervalAnalysis.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/RegisterClassInfo.h"
#include "llvm/CodeGen/ScheduleDFS.h"
@ -487,7 +488,7 @@ void ScheduleDAGMI::initRegPressure() {
const std::vector<unsigned> &RegionPressure =
RPTracker.getPressure().MaxSetPressure;
for (unsigned i = 0, e = RegionPressure.size(); i < e; ++i) {
unsigned Limit = TRI->getRegPressureSetLimit(i);
unsigned Limit = RegClassInfo->getRegPressureSetLimit(i);
DEBUG(dbgs() << TRI->getRegPressureSetName(i)
<< "Limit " << Limit
<< " Actual " << RegionPressure[i] << "\n");
@ -513,7 +514,7 @@ updateScheduledPressure(const std::vector<unsigned> &NewMaxPressure) {
}
DEBUG(
for (unsigned i = 0, e = NewMaxPressure.size(); i < e; ++i) {
unsigned Limit = TRI->getRegPressureSetLimit(i);
unsigned Limit = RegClassInfo->getRegPressureSetLimit(i);
if (NewMaxPressure[i] > Limit ) {
dbgs() << " " << TRI->getRegPressureSetName(i) << ": "
<< NewMaxPressure[i] << " > " << Limit << "\n";