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| author | Chris Lattner <sabre@nondot.org> | 2008-10-04 21:27:46 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2008-10-04 21:27:46 +0000 |
| commit | 2416896b3c604ac32dc8281188682cb7fc5aa52b (patch) | |
| tree | 378c0687e4e0ad2d2d4435963161b2daa371e179 /llvm/lib | |
| parent | b5abd78ab555d42743eb5ac2ad2389f3464de8a1 (diff) | |
| download | bcm5719-llvm-2416896b3c604ac32dc8281188682cb7fc5aa52b.tar.gz bcm5719-llvm-2416896b3c604ac32dc8281188682cb7fc5aa52b.zip | |
wrap some long lines and expand i32 mul's to libcalls, inspired by a
patch by Mikael Lepisto!
llvm-svn: 57077
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index c19ea676232..e61cb0c1e5a 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -3007,22 +3007,26 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) { } if (Node->getOpcode() == ISD::MULHS && TLI.isOperationLegal(ISD::SMUL_LOHI, VT)) { - Result = SDValue(DAG.getNode(ISD::SMUL_LOHI, VTs, Tmp1, Tmp2).getNode(), 1); + Result = SDValue(DAG.getNode(ISD::SMUL_LOHI, VTs, Tmp1, Tmp2).getNode(), + 1); break; } if (Node->getOpcode() == ISD::MULHU && TLI.isOperationLegal(ISD::UMUL_LOHI, VT)) { - Result = SDValue(DAG.getNode(ISD::UMUL_LOHI, VTs, Tmp1, Tmp2).getNode(), 1); + Result = SDValue(DAG.getNode(ISD::UMUL_LOHI, VTs, Tmp1, Tmp2).getNode(), + 1); break; } if (Node->getOpcode() == ISD::SDIV && TLI.isOperationLegal(ISD::SDIVREM, VT)) { - Result = SDValue(DAG.getNode(ISD::SDIVREM, VTs, Tmp1, Tmp2).getNode(), 0); + Result = SDValue(DAG.getNode(ISD::SDIVREM, VTs, Tmp1, Tmp2).getNode(), + 0); break; } if (Node->getOpcode() == ISD::UDIV && TLI.isOperationLegal(ISD::UDIVREM, VT)) { - Result = SDValue(DAG.getNode(ISD::UDIVREM, VTs, Tmp1, Tmp2).getNode(), 0); + Result = SDValue(DAG.getNode(ISD::UDIVREM, VTs, Tmp1, Tmp2).getNode(), + 0); break; } @@ -3038,6 +3042,10 @@ SDValue SelectionDAGLegalize::LegalizeOp(SDValue Op) { isSigned = Node->getOpcode() == ISD::SDIV; } break; + case ISD::MUL: + if (VT == MVT::i32) + LC = RTLIB::MUL_I32; + break; case ISD::FPOW: LC = GetFPLibCall(VT, RTLIB::POW_F32, RTLIB::POW_F64, RTLIB::POW_F80, RTLIB::POW_PPCF128); |
