capstone.cc

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#include "arch/arm/tracers/capstone.hh"
 
#include "arch/arm/insts/static_inst.hh"
#include "base/output.hh"
 
namespace gem5
{
 
namespace trace
{
 
using namespace ArmISA;
 
ArmCapstoneDisassembler::ArmCapstoneDisassembler(const Params &p)
  : CapstoneDisassembler(p)
{
    if (cs_open(CS_ARCH_ARM64, CS_MODE_ARM, &arm64Handle) != CS_ERR_OK)
        panic("Unable to open capstone for arm64 disassembly");
 
    if (cs_open(CS_ARCH_ARM, CS_MODE_ARM, &armHandle) != CS_ERR_OK)
        panic("Unable to open capstone for arm disassembly");
}
 
const csh*
ArmCapstoneDisassembler::currHandle(const PCStateBase &_pc) const
{
    auto pc = _pc.as<ArmISA::PCState>();
    if (pc.aarch64()) {
        return &arm64Handle;
    } else {
        auto mode = pc.thumb() ? CS_MODE_THUMB : CS_MODE_ARM;
        cs_option(armHandle, CS_OPT_MODE, mode);
        return &armHandle;
    }
}
 
} // namespace trace
} // namespace gem5