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| author | Pirama Arumuga Nainar <pirama@google.com> | 2015-05-20 12:55:36 -0700 |
|---|---|---|
| committer | Pirama Arumuga Nainar <pirama@google.com> | 2015-05-26 14:28:33 -0700 |
| commit | 560a17f4e3f8019a108abb7848a4735c59a43be0 (patch) | |
| tree | 89b942fa3484ef229429f490a5e8219e741af0d1 /lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp | |
| parent | 2c3e0051c31c3f5b2328b447eadf1cf9c4427442 (diff) | |
| download | external_llvm-560a17f4e3f8019a108abb7848a4735c59a43be0.zip external_llvm-560a17f4e3f8019a108abb7848a4735c59a43be0.tar.gz external_llvm-560a17f4e3f8019a108abb7848a4735c59a43be0.tar.bz2 | |
Update aosp/master LLVM with patches for fp16
Cherry-pick LLVM revisions r235191, r235215, r235220, r235341, r235363,
r235530, r235609, r235610, r237004
r235191 has a required bug-fix and the rest are all related to fp16.
Change-Id: I7fe8da5ffd8f2c06150885a54769abd18c3a04c6
(cherry picked from commit a18e6af1712fd41c4a705a19ad71f6e9ac7a4e68)
Diffstat (limited to 'lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp index 25e80b9..6643103 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp @@ -251,6 +251,16 @@ SDValue DAGTypeLegalizer::PromoteIntRes_BITCAST(SDNode *N) { case TargetLowering::TypeSoftenFloat: // Promote the integer operand by hand. return DAG.getNode(ISD::ANY_EXTEND, dl, NOutVT, GetSoftenedFloat(InOp)); + case TargetLowering::TypePromoteFloat: { + // Convert the promoted float by hand. + if (NOutVT.bitsEq(NInVT)) { + SDValue PromotedOp = GetPromotedFloat(InOp); + SDValue Trunc = DAG.getNode(ISD::FP_TO_FP16, dl, NOutVT, PromotedOp); + return DAG.getNode(ISD::AssertZext, dl, NOutVT, Trunc, + DAG.getValueType(OutVT)); + } + break; + } case TargetLowering::TypeExpandInteger: case TargetLowering::TypeExpandFloat: break; @@ -1845,7 +1855,11 @@ void DAGTypeLegalizer::ExpandIntRes_FP_TO_SINT(SDNode *N, SDValue &Lo, SDValue &Hi) { SDLoc dl(N); EVT VT = N->getValueType(0); + SDValue Op = N->getOperand(0); + if (getTypeAction(Op.getValueType()) == TargetLowering::TypePromoteFloat) + Op = GetPromotedFloat(Op); + RTLIB::Libcall LC = RTLIB::getFPTOSINT(Op.getValueType(), VT); assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unexpected fp-to-sint conversion!"); SplitInteger(TLI.makeLibCall(DAG, LC, VT, &Op, 1, true/*irrelevant*/, @@ -1857,7 +1871,11 @@ void DAGTypeLegalizer::ExpandIntRes_FP_TO_UINT(SDNode *N, SDValue &Lo, SDValue &Hi) { SDLoc dl(N); EVT VT = N->getValueType(0); + SDValue Op = N->getOperand(0); + if (getTypeAction(Op.getValueType()) == TargetLowering::TypePromoteFloat) + Op = GetPromotedFloat(Op); + RTLIB::Libcall LC = RTLIB::getFPTOUINT(Op.getValueType(), VT); assert(LC != RTLIB::UNKNOWN_LIBCALL && "Unexpected fp-to-uint conversion!"); SplitInteger(TLI.makeLibCall(DAG, LC, VT, &Op, 1, false/*irrelevant*/, |