diff options
Diffstat (limited to 'llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp index e6becb49e89..acf94495df7 100644 --- a/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp +++ b/llvm/lib/CodeGen/GlobalISel/MachineIRBuilder.cpp @@ -97,6 +97,18 @@ MachineInstrBuilder MachineIRBuilder::buildAdd(unsigned Res, unsigned Op0, .addUse(Op1); } +MachineInstrBuilder MachineIRBuilder::buildGEP(unsigned Res, unsigned Op0, + unsigned Op1) { + assert(MRI->getType(Res).isPointer() && + MRI->getType(Res) == MRI->getType(Op0) && "type mismatch"); + assert(MRI->getType(Op1).isScalar() && "invalid offset type"); + + return buildInstr(TargetOpcode::G_GEP) + .addDef(Res) + .addUse(Op0) + .addUse(Op1); +} + MachineInstrBuilder MachineIRBuilder::buildSub(unsigned Res, unsigned Op0, unsigned Op1) { assert((MRI->getType(Res).isScalar() || MRI->getType(Res).isVector()) && @@ -206,6 +218,17 @@ MachineInstrBuilder MachineIRBuilder::buildZExt(unsigned Res, unsigned Op) { return buildInstr(TargetOpcode::G_ZEXT).addDef(Res).addUse(Op); } +MachineInstrBuilder MachineIRBuilder::buildSExtOrTrunc(unsigned Res, + unsigned Op) { + unsigned Opcode = TargetOpcode::COPY; + if (MRI->getType(Res).getSizeInBits() > MRI->getType(Op).getSizeInBits()) + Opcode = TargetOpcode::G_SEXT; + else if (MRI->getType(Res).getSizeInBits() < MRI->getType(Op).getSizeInBits()) + Opcode = TargetOpcode::G_TRUNC; + + return buildInstr(Opcode).addDef(Res).addUse(Op); +} + MachineInstrBuilder MachineIRBuilder::buildExtract(ArrayRef<unsigned> Results, ArrayRef<uint64_t> Indices, unsigned Src) { |
