Add support for ARM's Advanced SIMD (NEON) instruction set.

This is still a work in progress but most of the NEON instruction set
is supported.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73919 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bob Wilson
2009-06-22 23:27:02 +00:00
parent 5de83afcdc
commit 5bafff36c7
102 changed files with 10302 additions and 127 deletions

View File

@@ -285,12 +285,22 @@ void ARMAsmPrinter::printOperand(const MachineInstr *MI, int opNum,
const char *Modifier) {
const MachineOperand &MO = MI->getOperand(opNum);
switch (MO.getType()) {
case MachineOperand::MO_Register:
if (TargetRegisterInfo::isPhysicalRegister(MO.getReg()))
O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
else
case MachineOperand::MO_Register: {
unsigned Reg = MO.getReg();
if (TargetRegisterInfo::isPhysicalRegister(Reg)) {
if (Modifier && strcmp(Modifier, "dregpair") == 0) {
unsigned DRegLo = TRI->getSubReg(Reg, 5); // arm_dsubreg_0
unsigned DRegHi = TRI->getSubReg(Reg, 6); // arm_dsubreg_1
O << '{'
<< TRI->getAsmName(DRegLo) << "-" << TRI->getAsmName(DRegHi)
<< '}';
} else {
O << TRI->getAsmName(Reg);
}
} else
assert(0 && "not implemented");
break;
}
case MachineOperand::MO_Immediate: {
if (!Modifier || strcmp(Modifier, "no_hash") != 0)
O << "#";