diff options
Diffstat (limited to 'lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp')
| -rw-r--r-- | lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp b/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp index 566485e88c..d3caca624d 100644 --- a/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp +++ b/lib/Target/ARM/Disassembler/ARMDisassemblerCore.cpp @@ -643,8 +643,11 @@ static bool DisassembleCoprocessor(MCInst &MI, unsigned Opcode, uint32_t insn, if (PW) { MI.addOperand(MCOperand::CreateReg(0)); ARM_AM::AddrOpc AddrOpcode = getUBit(insn) ? ARM_AM::add : ARM_AM::sub; + const TargetInstrDesc &TID = ARMInsts[Opcode]; + unsigned IndexMode = + (TID.TSFlags & ARMII::IndexModeMask) >> ARMII::IndexModeShift; unsigned Offset = ARM_AM::getAM2Opc(AddrOpcode, slice(insn, 7, 0) << 2, - ARM_AM::no_shift); + ARM_AM::no_shift, IndexMode); MI.addOperand(MCOperand::CreateImm(Offset)); OpIdx = 5; } else { @@ -1084,6 +1087,8 @@ static bool DisassembleLdStFrm(MCInst &MI, unsigned Opcode, uint32_t insn, return false; ARM_AM::AddrOpc AddrOpcode = getUBit(insn) ? ARM_AM::add : ARM_AM::sub; + unsigned IndexMode = + (TID.TSFlags & ARMII::IndexModeMask) >> ARMII::IndexModeShift; if (getIBit(insn) == 0) { // For pre- and post-indexed case, add a reg0 operand (Addressing Mode #2). // Otherwise, skip the reg operand since for addrmode_imm12, Rn has already @@ -1095,7 +1100,8 @@ static bool DisassembleLdStFrm(MCInst &MI, unsigned Opcode, uint32_t insn, // Disassemble the 12-bit immediate offset. unsigned Imm12 = slice(insn, 11, 0); - unsigned Offset = ARM_AM::getAM2Opc(AddrOpcode, Imm12, ARM_AM::no_shift); + unsigned Offset = ARM_AM::getAM2Opc(AddrOpcode, Imm12, ARM_AM::no_shift, + IndexMode); MI.addOperand(MCOperand::CreateImm(Offset)); OpIdx += 1; } else { @@ -1110,7 +1116,7 @@ static bool DisassembleLdStFrm(MCInst &MI, unsigned Opcode, uint32_t insn, // A8.4.1. Possible rrx or shift amount of 32... getImmShiftSE(ShOp, ShImm); MI.addOperand(MCOperand::CreateImm( - ARM_AM::getAM2Opc(AddrOpcode, ShImm, ShOp))); + ARM_AM::getAM2Opc(AddrOpcode, ShImm, ShOp, IndexMode))); OpIdx += 2; } |