6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2026-04-26 12:20:42 +00:00
Code Issues Projects Releases Wiki Activity

Removed tabs everywhere except autogenerated & external files. Add make

Browse Source 
target for tabs checking.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36146 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
2007-04-16 18:10:23 +00:00
parent 892299ccf4
commit bed2946a96
41 changed files with 391 additions and 377 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/Target/Alpha/AlphaLLRP.cpp
+96 -93
View File
@@ -50,101 +50,104 @@ namespace {
unsigned count = 0;
for (MachineFunction::iterator FI = F.begin(), FE = F.end();
FI != FE; ++FI) {
MachineBasicBlock& MBB = *FI;
bool ub = false;
for (MachineBasicBlock::iterator I = MBB.begin(); I != MBB.end(); ) {
if (count%4 == 0)
prev[0] = prev[1] = prev[2] = 0; //Slots cleared at fetch boundary
++count;
MachineInstr *MI = I++;
switch (MI->getOpcode()) {
case Alpha::LDQ: case Alpha::LDL:
case Alpha::LDWU: case Alpha::LDBU:
case Alpha::LDT: case Alpha::LDS:
case Alpha::STQ: case Alpha::STL:
case Alpha::STW: case Alpha::STB:
case Alpha::STT: case Alpha::STS:
if (MI->getOperand(2).getReg() == Alpha::R30) {
if (prev[0]
&& prev[0]->getOperand(2).getReg() ==
MI->getOperand(2).getReg()
&& prev[0]->getOperand(1).getImmedValue() ==
MI->getOperand(1).getImmedValue()) {
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
Changed = true; nopintro += 1;
count += 1;
} else if (prev[1]
&& prev[1]->getOperand(2).getReg() ==
MI->getOperand(2).getReg()
&& prev[1]->getOperand(1).getImmedValue() ==
MI->getOperand(1).getImmedValue()) {
prev[0] = prev[2];
prev[1] = prev[2] = 0;
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
Changed = true; nopintro += 2;
count += 2;
} else if (prev[2]
&& prev[2]->getOperand(2).getReg() ==
MI->getOperand(2).getReg()
&& prev[2]->getOperand(1).getImmedValue() ==
MI->getOperand(1).getImmedValue()) {
prev[0] = prev[1] = prev[2] = 0;
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
Changed = true; nopintro += 3;
count += 3;
}
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = MI;
break;
}
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
break;
case Alpha::ALTENT:
case Alpha::MEMLABEL:
case Alpha::PCLABEL:
case Alpha::IDEF_I:
case Alpha::IDEF_F32:
case Alpha::IDEF_F64:
--count;
break;
case Alpha::BR:
case Alpha::JMP:
ub = true;
//fall through
default:
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
break;
}
MachineBasicBlock& MBB = *FI;
bool ub = false;
for (MachineBasicBlock::iterator I = MBB.begin(); I != MBB.end(); ) {
if (count%4 == 0)
prev[0] = prev[1] = prev[2] = 0; //Slots cleared at fetch boundary
++count;
MachineInstr *MI = I++;
switch (MI->getOpcode()) {
case Alpha::LDQ: case Alpha::LDL:
case Alpha::LDWU: case Alpha::LDBU:
case Alpha::LDT: case Alpha::LDS:
case Alpha::STQ: case Alpha::STL:
case Alpha::STW: case Alpha::STB:
case Alpha::STT: case Alpha::STS:
if (MI->getOperand(2).getReg() == Alpha::R30) {
if (prev[0]
&& prev[0]->getOperand(2).getReg() ==
MI->getOperand(2).getReg()
&& prev[0]->getOperand(1).getImmedValue() ==
MI->getOperand(1).getImmedValue()) {
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31)
.addReg(Alpha::R31)
.addReg(Alpha::R31);
Changed = true; nopintro += 1;
count += 1;
} else if (prev[1]
&& prev[1]->getOperand(2).getReg() ==
MI->getOperand(2).getReg()
&& prev[1]->getOperand(1).getImmedValue() ==
MI->getOperand(1).getImmedValue()) {
prev[0] = prev[2];
prev[1] = prev[2] = 0;
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31)
.addReg(Alpha::R31)
.addReg(Alpha::R31);
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31)
.addReg(Alpha::R31)
.addReg(Alpha::R31);
Changed = true; nopintro += 2;
count += 2;
} else if (prev[2]
&& prev[2]->getOperand(2).getReg() ==
MI->getOperand(2).getReg()
&& prev[2]->getOperand(1).getImmedValue() ==
MI->getOperand(1).getImmedValue()) {
prev[0] = prev[1] = prev[2] = 0;
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
BuildMI(MBB, MI, TII->get(Alpha::BISr), Alpha::R31).addReg(Alpha::R31)
.addReg(Alpha::R31);
Changed = true; nopintro += 3;
count += 3;
}
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = MI;
break;
}
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
break;
case Alpha::ALTENT:
case Alpha::MEMLABEL:
case Alpha::PCLABEL:
case Alpha::IDEF_I:
case Alpha::IDEF_F32:
case Alpha::IDEF_F64:
--count;
break;
case Alpha::BR:
case Alpha::JMP:
ub = true;
//fall through
default:
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
break;
}
if (ub || AlignAll) {
//we can align stuff for free at this point
while (count % 4) {
BuildMI(MBB, MBB.end(), TII->get(Alpha::BISr), Alpha::R31)
.addReg(Alpha::R31).addReg(Alpha::R31);
++count;
++nopalign;
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
}
}
if (ub || AlignAll) {
//we can align stuff for free at this point
while (count % 4) {
BuildMI(MBB, MBB.end(), TII->get(Alpha::BISr), Alpha::R31)
.addReg(Alpha::R31).addReg(Alpha::R31);
++count;
++nopalign;
prev[0] = prev[1];
prev[1] = prev[2];
prev[2] = 0;
}
}
}
return Changed;
}