6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-06-12 13:38:21 +00:00
Code Issues Projects Releases Wiki Activity

Move two methods out of line, make them work when the record for a machine

Browse Source 
instruction includes physregs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30061 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2006-09-03 00:05:09 +00:00
parent 1c57be4a40
commit 7a3abdc63c
2 changed files with 42 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
lib/CodeGen/LiveVariables.cpp
View File

@ -415,3 +415,39 @@ void LiveVariables::instructionChanged(MachineInstr *OldMI,
RegistersDead.erase(OldMI);
}
}
/// removeVirtualRegistersKilled - Remove all killed info for the specified
/// instruction.
void LiveVariables::removeVirtualRegistersKilled(MachineInstr *MI) {
std::map<MachineInstr*, std::vector<unsigned> >::iterator I =
RegistersKilled.find(MI);
if (I == RegistersKilled.end()) return;
std::vector<unsigned> &Regs = I->second;
for (unsigned i = 0, e = Regs.size(); i != e; ++i) {
if (MRegisterInfo::isVirtualRegister(Regs[i])) {
bool removed = getVarInfo(Regs[i]).removeKill(MI);
assert(removed && "kill not in register's VarInfo?");
}
}
RegistersKilled.erase(I);
}
/// removeVirtualRegistersDead - Remove all of the dead registers for the
/// specified instruction from the live variable information.
void LiveVariables::removeVirtualRegistersDead(MachineInstr *MI) {
std::map<MachineInstr*, std::vector<unsigned> >::iterator I =
RegistersDead.find(MI);
if (I == RegistersDead.end()) return;
std::vector<unsigned> &Regs = I->second;
for (unsigned i = 0, e = Regs.size(); i != e; ++i) {
if (MRegisterInfo::isVirtualRegister(Regs[i])) {
bool removed = getVarInfo(Regs[i]).removeKill(MI);
assert(removed && "kill not in register's VarInfo?");
}
}
RegistersDead.erase(I);
}