diff options
Diffstat (limited to 'lib/Bytecode')
| -rw-r--r-- | lib/Bytecode/Reader/InstructionReader.cpp | 4 | ||||
| -rw-r--r-- | lib/Bytecode/Writer/InstructionWriter.cpp | 9 |
2 files changed, 13 insertions, 0 deletions
diff --git a/lib/Bytecode/Reader/InstructionReader.cpp b/lib/Bytecode/Reader/InstructionReader.cpp index ab70e24f51..80127cef8c 100644 --- a/lib/Bytecode/Reader/InstructionReader.cpp +++ b/lib/Bytecode/Reader/InstructionReader.cpp @@ -105,6 +105,10 @@ bool BytecodeParser::ParseInstruction(const uchar *&Buf, const uchar *EndBuf, getValue(Raw.Ty, Raw.Arg1), getValue(Raw.Ty, Raw.Arg2)); return false; + } else if (Raw.Opcode == Instruction::Cast) { + Res = UnaryOperator::create(Instruction::Cast, getValue(Raw.Ty, Raw.Arg1), + getType(Raw.Arg2)); + return false; } else if (Raw.Opcode == Instruction::PHINode) { PHINode *PN = new PHINode(Raw.Ty); switch (Raw.NumOperands) { diff --git a/lib/Bytecode/Writer/InstructionWriter.cpp b/lib/Bytecode/Writer/InstructionWriter.cpp index 3bd9a0902b..34d95682bf 100644 --- a/lib/Bytecode/Writer/InstructionWriter.cpp +++ b/lib/Bytecode/Writer/InstructionWriter.cpp @@ -145,6 +145,15 @@ bool BytecodeWriter::processInstruction(const Instruction *I) { assert(Slot != -1 && "Type not available!!?!"); Type = (unsigned)Slot; + // Handle the special case for cast... + if (I->getOpcode() == Instruction::Cast) { + // Cast has to encode the destination type as the second argument in the + // packet, or else we won't know what type to cast to! + Slots[1] = Table.getValSlot(I->getType()); + assert(Slots[1] != -1 && "Cast return type unknown?"); + if (Slots[1] > MaxOpSlot) MaxOpSlot = Slots[1]; + NumOperands++; + } // Decide which instruction encoding to use. This is determined primarily by // the number of operands, and secondarily by whether or not the max operand |