diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/ARM/ARMISelDAGToDAG.cpp | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/lib/Target/ARM/ARMISelDAGToDAG.cpp b/lib/Target/ARM/ARMISelDAGToDAG.cpp index 25892d83c6..107ce5c543 100644 --- a/lib/Target/ARM/ARMISelDAGToDAG.cpp +++ b/lib/Target/ARM/ARMISelDAGToDAG.cpp @@ -265,16 +265,31 @@ static SDOperand LowerCALL(SDOperand Op, SelectionDAG &DAG) { // and flag operands which copy the outgoing args into the appropriate regs. SDOperand InFlag; for (unsigned i = 0, e = Layout.lastRegArg(); i <= e; ++i) { - SDOperand Arg = Op.getOperand(5+2*i); - unsigned Reg = regs[Layout.getRegisterNum(i)]; - assert(Layout.getType(i) == Arg.getValueType()); - assert(Layout.getType(i) == MVT::i32); - Chain = DAG.getCopyToReg(Chain, Reg, Arg, InFlag); - InFlag = Chain.getValue(1); + SDOperand Arg = Op.getOperand(5+2*i); + unsigned RegNum = Layout.getRegisterNum(i); + unsigned Reg1 = regs[RegNum]; + MVT::ValueType VT = Layout.getType(i); + assert(VT == Arg.getValueType()); + assert(VT == MVT::i32 || VT == MVT::f32 || VT == MVT::f64); // Add argument register to the end of the list so that it is known live // into the call. - Ops.push_back(DAG.getRegister(Reg, Arg.getValueType())); + Ops.push_back(DAG.getRegister(Reg1, MVT::i32)); + if (VT == MVT::f64) { + unsigned Reg2 = regs[RegNum + 1]; + SDOperand SDReg1 = DAG.getRegister(Reg1, MVT::i32); + SDOperand SDReg2 = DAG.getRegister(Reg2, MVT::i32); + + Ops.push_back(DAG.getRegister(Reg2, MVT::i32)); + SDVTList VTs = DAG.getVTList(MVT::Other, MVT::Flag); + SDOperand Ops[] = {Chain, SDReg1, SDReg2, Arg}; //missing flag + Chain = DAG.getNode(ARMISD::FMRRD, VTs, Ops, 4); + } else { + if (VT == MVT::f32) + Arg = DAG.getNode(ISD::BIT_CONVERT, MVT::i32, Arg); + Chain = DAG.getCopyToReg(Chain, Reg1, Arg, InFlag); + } + InFlag = Chain.getValue(1); } std::vector<MVT::ValueType> NodeTys; |