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sawearlyclobber
2008 May 20
2
[LLVMdev] [ia64] Assertion failed: (!OpInfo.AssignedRegs.Regs.empty() && "Couldn't allocate input reg!")
...getLowering::C_RegisterClass) isn't handled and the function
returns
<pair>(0, NULL). However, it is explicitly called for that constraint by
llvm::SelectionDAGLowering::visitInlineAsm():
if (OpInfo.ConstraintType == TargetLowering::C_RegisterClass)
GetRegistersForValue(OpInfo, SawEarlyClobber, OutputRegs,
InputRegs);
Assuming the correct fix is to enhance
llvm::TargetLowering::getRegForInlineAsmConstraint(), can someone give
me
some pointers as to how to fix it? I have no experience with the code
and
like to get my hands dirty...
Thanks,
BTW: Is there a cross-reference of the...