diff options
Diffstat (limited to 'llvm/lib/Target/SystemZ/Disassembler/SystemZDisassembler.cpp')
| -rw-r--r-- | llvm/lib/Target/SystemZ/Disassembler/SystemZDisassembler.cpp | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/llvm/lib/Target/SystemZ/Disassembler/SystemZDisassembler.cpp b/llvm/lib/Target/SystemZ/Disassembler/SystemZDisassembler.cpp index 2b0ae3ca7de..23173bfbd91 100644 --- a/llvm/lib/Target/SystemZ/Disassembler/SystemZDisassembler.cpp +++ b/llvm/lib/Target/SystemZ/Disassembler/SystemZDisassembler.cpp @@ -12,7 +12,6 @@ #include "llvm/MC/MCFixedLenDisassembler.h" #include "llvm/MC/MCInst.h" #include "llvm/MC/MCSubtargetInfo.h" -#include "llvm/Support/MemoryObject.h" #include "llvm/Support/TargetRegistry.h" using namespace llvm; @@ -28,8 +27,8 @@ public: : MCDisassembler(STI, Ctx) {} virtual ~SystemZDisassembler() {} - DecodeStatus getInstruction(MCInst &Instr, uint64_t &Size, - const MemoryObject &Region, uint64_t Address, + DecodeStatus getInstruction(MCInst &instr, uint64_t &Size, + ArrayRef<uint8_t> Bytes, uint64_t Address, raw_ostream &VStream, raw_ostream &CStream) const override; }; @@ -287,14 +286,13 @@ static DecodeStatus decodeBDLAddr64Disp12Len8Operand(MCInst &Inst, #include "SystemZGenDisassemblerTables.inc" DecodeStatus SystemZDisassembler::getInstruction(MCInst &MI, uint64_t &Size, - const MemoryObject &Region, + ArrayRef<uint8_t> Bytes, uint64_t Address, raw_ostream &OS, raw_ostream &CS) const { // Get the first two bytes of the instruction. - uint8_t Bytes[6]; Size = 0; - if (Region.readBytes(Address, 2, Bytes) == -1) + if (Bytes.size() < 2) return MCDisassembler::Fail; // The top 2 bits of the first byte specify the size. @@ -311,7 +309,7 @@ DecodeStatus SystemZDisassembler::getInstruction(MCInst &MI, uint64_t &Size, } // Read any remaining bytes. - if (Size > 2 && Region.readBytes(Address + 2, Size - 2, Bytes + 2) == -1) + if (Bytes.size() < Size) return MCDisassembler::Fail; // Construct the instruction. |
