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Implement vacopy and vanext.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@18031 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke 2004-11-20 03:32:12 +00:00
parent 890b4bd3c0
commit e6e7e3aadd
2 changed files with 24 additions and 6 deletions
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15
lib/Target/Sparc/SparcV8ISelSimple.cpp
View File

@ -1373,6 +1373,7 @@ void V8ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
std::cerr << "Sorry, unknown intrinsic function call:\n" << CI; abort ();
case Intrinsic::vastart: {
// Add the VarArgsOffset to the frame pointer, and copy it to the result.
unsigned DestReg = getReg (CI);
BuildMI (BB, V8::ADDri, 2, DestReg).addReg (V8::FP).addSImm (VarArgsOffset);
return;
@ -1382,13 +1383,21 @@ void V8ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
// va_end is a no-op on SparcV8.
return;
case Intrinsic::vacopy:
std::cerr << "Sorry, va_copy intrinsic still unsupported:\n" << CI; abort ();
case Intrinsic::vacopy: {
// Copy the va_list ptr (arg1) to the result.
unsigned DestReg = getReg (CI), SrcReg = getReg (CI.getOperand (1));
BuildMI (BB, V8::ORrr, 2, DestReg).addReg (V8::G0).addReg (SrcReg);
return;
}
}
}
void V8ISel::visitVANextInst (VANextInst &I) {
std::cerr << "Sorry, vanext instruction still unsupported:\n" << I; abort ();
// Add the type size to the vararg pointer (arg0).
unsigned DestReg = getReg (I);
unsigned SrcReg = getReg (I.getOperand (0));
unsigned TySize = TM.getTargetData ().getTypeSize (I.getArgType ());
BuildMI (BB, V8::ADDri, 2, DestReg).addReg (SrcReg).addSImm (TySize);
}
void V8ISel::visitVAArgInst (VAArgInst &I) {

15
lib/Target/SparcV8/SparcV8ISelSimple.cpp
View File

@ -1373,6 +1373,7 @@ void V8ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
std::cerr << "Sorry, unknown intrinsic function call:\n" << CI; abort ();
case Intrinsic::vastart: {
// Add the VarArgsOffset to the frame pointer, and copy it to the result.
unsigned DestReg = getReg (CI);
BuildMI (BB, V8::ADDri, 2, DestReg).addReg (V8::FP).addSImm (VarArgsOffset);
return;
@ -1382,13 +1383,21 @@ void V8ISel::visitIntrinsicCall(Intrinsic::ID ID, CallInst &CI) {
// va_end is a no-op on SparcV8.
return;
case Intrinsic::vacopy:
std::cerr << "Sorry, va_copy intrinsic still unsupported:\n" << CI; abort ();
case Intrinsic::vacopy: {
// Copy the va_list ptr (arg1) to the result.
unsigned DestReg = getReg (CI), SrcReg = getReg (CI.getOperand (1));
BuildMI (BB, V8::ORrr, 2, DestReg).addReg (V8::G0).addReg (SrcReg);
return;
}
}
}
void V8ISel::visitVANextInst (VANextInst &I) {
std::cerr << "Sorry, vanext instruction still unsupported:\n" << I; abort ();
// Add the type size to the vararg pointer (arg0).
unsigned DestReg = getReg (I);
unsigned SrcReg = getReg (I.getOperand (0));
unsigned TySize = TM.getTargetData ().getTypeSize (I.getArgType ());
BuildMI (BB, V8::ADDri, 2, DestReg).addReg (SrcReg).addSImm (TySize);
}
void V8ISel::visitVAArgInst (VAArgInst &I) {