diff options
Diffstat (limited to 'source/Plugins/Process/Utility/RegisterContextFreeBSD_i386.cpp')
-rw-r--r-- | source/Plugins/Process/Utility/RegisterContextFreeBSD_i386.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/source/Plugins/Process/Utility/RegisterContextFreeBSD_i386.cpp b/source/Plugins/Process/Utility/RegisterContextFreeBSD_i386.cpp new file mode 100644 index 000000000000..185ba26944fe --- /dev/null +++ b/source/Plugins/Process/Utility/RegisterContextFreeBSD_i386.cpp @@ -0,0 +1,88 @@ +//===-- RegisterContextFreeBSD_i386.cpp ------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===---------------------------------------------------------------------===// + +#include "RegisterContextPOSIX_x86.h" +#include "RegisterContextFreeBSD_i386.h" + +using namespace lldb_private; +using namespace lldb; + +// http://svnweb.freebsd.org/base/head/sys/x86/include/reg.h +struct GPR +{ + uint32_t fs; + uint32_t es; + uint32_t ds; + uint32_t edi; + uint32_t esi; + uint32_t ebp; + uint32_t isp; + uint32_t ebx; + uint32_t edx; + uint32_t ecx; + uint32_t eax; + uint32_t trapno; + uint32_t err; + uint32_t eip; + uint32_t cs; + uint32_t eflags; + uint32_t esp; + uint32_t ss; + uint32_t gs; +}; + +struct dbreg { + uint32_t dr[8]; /* debug registers */ + /* Index 0-3: debug address registers */ + /* Index 4-5: reserved */ + /* Index 6: debug status */ + /* Index 7: debug control */ +}; + + +#define DR_SIZE sizeof(uint32_t) +#define DR_OFFSET(reg_index) \ + (LLVM_EXTENSION offsetof(dbreg, dr[reg_index])) + +//--------------------------------------------------------------------------- +// Include RegisterInfos_i386 to declare our g_register_infos_i386 structure. +//--------------------------------------------------------------------------- +#define DECLARE_REGISTER_INFOS_I386_STRUCT +#include "RegisterInfos_i386.h" +#undef DECLARE_REGISTER_INFOS_I386_STRUCT + +RegisterContextFreeBSD_i386::RegisterContextFreeBSD_i386(const ArchSpec &target_arch) : + RegisterInfoInterface(target_arch) +{ +} + +size_t +RegisterContextFreeBSD_i386::GetGPRSize() const +{ + return sizeof(GPR); +} + +const RegisterInfo * +RegisterContextFreeBSD_i386::GetRegisterInfo() const +{ + switch (m_target_arch.GetMachine()) + { + case llvm::Triple::x86: + return g_register_infos_i386; + default: + assert(false && "Unhandled target architecture."); + return NULL; + } +} + +uint32_t +RegisterContextFreeBSD_i386::GetRegisterCount () const +{ + return static_cast<uint32_t> (sizeof (g_register_infos_i386) / sizeof (g_register_infos_i386 [0])); +} |