diff options
| author | Brian Gaeke <gaeke@uiuc.edu> | 2004-11-04 00:27:04 +0000 |
|---|---|---|
| committer | Brian Gaeke <gaeke@uiuc.edu> | 2004-11-04 00:27:04 +0000 |
| commit | 6931fd61c0695ca8a1d1170562b47f852e9ea70c (patch) | |
| tree | 468224408e1a28974af7582cdd067f8811cec29d /lib/Target/Sparc/SparcV8ISelSimple.cpp | |
| parent | 38f024daea1f27b6a8b610e3f8d21596f3e928d8 (diff) | |
Handle "call" operands of type long/ulong passed in registers.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17464 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Sparc/SparcV8ISelSimple.cpp')
| -rw-r--r-- | lib/Target/Sparc/SparcV8ISelSimple.cpp | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/lib/Target/Sparc/SparcV8ISelSimple.cpp b/lib/Target/Sparc/SparcV8ISelSimple.cpp index 5117a75576..5a19ccb3d4 100644 --- a/lib/Target/Sparc/SparcV8ISelSimple.cpp +++ b/lib/Target/Sparc/SparcV8ISelSimple.cpp @@ -784,12 +784,13 @@ void V8ISel::visitCallInst(CallInst &I) { // Deal with args static const unsigned OutgoingArgRegs[] = { V8::O0, V8::O1, V8::O2, V8::O3, V8::O4, V8::O5 }; + const unsigned *OAR = &OutgoingArgRegs[0]; for (unsigned i = 1; i < I.getNumOperands (); ++i) { unsigned ArgReg = getReg (I.getOperand (i)); if (i < 7) { if (getClassB (I.getOperand (i)->getType ()) < cLong) { // Schlep it over into the incoming arg register - BuildMI (BB, V8::ORrr, 2, OutgoingArgRegs[i - 1]).addReg (V8::G0) + BuildMI (BB, V8::ORrr, 2, *OAR++).addReg (V8::G0) .addReg (ArgReg); } else if (getClassB (I.getOperand (i)->getType ()) == cFloat) { // Single-fp args are passed in integer registers; go through @@ -798,7 +799,7 @@ void V8ISel::visitCallInst(CallInst &I) { int FI = F->getFrameInfo()->CreateStackObject(4, FltAlign); BuildMI (BB, V8::STFri, 3).addFrameIndex (FI).addSImm (0) .addReg (ArgReg); - BuildMI (BB, V8::LD, 2, OutgoingArgRegs[i - 1]).addFrameIndex (FI) + BuildMI (BB, V8::LD, 2, *OAR++).addFrameIndex (FI) .addSImm (0); } else if (getClassB (I.getOperand (i)->getType ()) == cDouble) { // Double-fp args are passed in pairs of integer registers; go through @@ -808,12 +809,17 @@ void V8ISel::visitCallInst(CallInst &I) { int FI = F->getFrameInfo()->CreateStackObject(8, DblAlign); BuildMI (BB, V8::STDFri, 3).addFrameIndex (FI).addSImm (0) .addReg (ArgReg); - BuildMI (BB, V8::LD, 2, OutgoingArgRegs[i - 1]).addFrameIndex (FI) + BuildMI (BB, V8::LD, 2, *OAR++).addFrameIndex (FI) .addSImm (0); - BuildMI (BB, V8::LD, 2, OutgoingArgRegs[i]).addFrameIndex (FI) + BuildMI (BB, V8::LD, 2, *OAR++).addFrameIndex (FI) .addSImm (4); + } else if (getClassB (I.getOperand (i)->getType ()) == cLong) { + BuildMI (BB, V8::ORrr, 2, *OAR++).addReg (V8::G0) + .addReg (ArgReg); + BuildMI (BB, V8::ORrr, 2, *OAR++).addReg (V8::G0) + .addReg (ArgReg+1); } else { - assert (0 && "64-bit (double, long, etc.) 'call' opnds not handled"); + assert (0 && "Unknown class?!"); } } else { if (i == 7 && extraStack) |