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Add getSelect helper function

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Patch by Micah Villmow from last year that was reviewed, but never committed

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184011 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault 2013-06-14 22:04:32 +00:00
parent 9e89fe77ce
commit 85cc4d8402
1 changed files with 14 additions and 0 deletions
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14
include/llvm/CodeGen/SelectionDAG.h
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@ -609,9 +609,23 @@ public:
"Cannot compare scalars to vectors"); "Cannot compare scalars to vectors");
assert(LHS.getValueType().isVector() == VT.isVector() && assert(LHS.getValueType().isVector() == VT.isVector() &&
"Cannot compare scalars to vectors"); "Cannot compare scalars to vectors");
assert(Cond != ISD::SETCC_INVALID &&
"Cannot create a setCC of an invalid node.");
return getNode(ISD::SETCC, DL, VT, LHS, RHS, getCondCode(Cond)); return getNode(ISD::SETCC, DL, VT, LHS, RHS, getCondCode(Cond));
} }
// getSelect - Helper function to make it easier to build Select's if you just
// have operands and don't want to check for vector.
SDValue getSelect(SDLoc DL, EVT VT, SDValue Cond,
SDValue LHS, SDValue RHS) {
assert(LHS.getValueType() == RHS.getValueType() &&
"Cannot use select on differing types");
assert(VT.isVector() == LHS.getValueType().isVector() &&
"Cannot mix vectors and scalars");
return getNode(Cond.getValueType().isVector() ? ISD::VSELECT : ISD::SELECT, DL, VT,
Cond, LHS, RHS);
}
/// getSelectCC - Helper function to make it easier to build SelectCC's if you /// getSelectCC - Helper function to make it easier to build SelectCC's if you
/// just have an ISD::CondCode instead of an SDValue. /// just have an ISD::CondCode instead of an SDValue.
/// ///