diff options
Diffstat (limited to 'lib/Target/Mips')
-rw-r--r-- | lib/Target/Mips/MipsSEISelDAGToDAG.cpp | 5 | ||||
-rw-r--r-- | lib/Target/Mips/MipsSEInstrInfo.cpp | 9 |
2 files changed, 12 insertions, 2 deletions
diff --git a/lib/Target/Mips/MipsSEISelDAGToDAG.cpp b/lib/Target/Mips/MipsSEISelDAGToDAG.cpp index 463c4e90c2..737660ec87 100644 --- a/lib/Target/Mips/MipsSEISelDAGToDAG.cpp +++ b/lib/Target/Mips/MipsSEISelDAGToDAG.cpp @@ -634,6 +634,11 @@ std::pair<bool, SDNode*> MipsSEDAGToDAGISel::selectNode(SDNode *Node) { SDValue Zero = CurDAG->getCopyFromReg(CurDAG->getEntryNode(), DL, Mips::ZERO_64, MVT::i64); Result = CurDAG->getMachineNode(Mips::DMTC1, DL, MVT::f64, Zero); + } else if (Subtarget.isFP64bit()) { + SDValue Zero = CurDAG->getCopyFromReg(CurDAG->getEntryNode(), DL, + Mips::ZERO, MVT::i32); + Result = CurDAG->getMachineNode(Mips::BuildPairF64_64, DL, MVT::f64, + Zero, Zero); } else { SDValue Zero = CurDAG->getCopyFromReg(CurDAG->getEntryNode(), DL, Mips::ZERO, MVT::i32); diff --git a/lib/Target/Mips/MipsSEInstrInfo.cpp b/lib/Target/Mips/MipsSEInstrInfo.cpp index 2f793348c6..02931a3e39 100644 --- a/lib/Target/Mips/MipsSEInstrInfo.cpp +++ b/lib/Target/Mips/MipsSEInstrInfo.cpp @@ -520,8 +520,13 @@ void MipsSEInstrInfo::expandBuildPairF64(MachineBasicBlock &MBB, DebugLoc dl = I->getDebugLoc(); const TargetRegisterInfo &TRI = getRegisterInfo(); - // mtc1 Lo, $fp - // mtc1 Hi, $fp + 1 + // For FP32 mode: + // mtc1 Lo, $fp + // mtc1 Hi, $fp + 1 + // For FP64 mode: + // mtc1 Lo, $fp + // mthc1 Hi, $fp + BuildMI(MBB, I, dl, Mtc1Tdd, TRI.getSubReg(DstReg, Mips::sub_lo)) .addReg(LoReg); |