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| author | emaste <emaste@FreeBSD.org> | 2014-11-26 16:48:12 +0000 |
|---|---|---|
| committer | emaste <emaste@FreeBSD.org> | 2014-11-26 16:48:12 +0000 |
| commit | 0147dda7de9580d13778ecb4c9e92b83b7a63911 (patch) | |
| tree | b16dc95f693ed59342b6141cd3fd9f59a6cd7e7e /contrib/llvm/tools/lldb/source/Host/common/SoftwareBreakpoint.h | |
| parent | bfd4c39c61ae9b29542625bb12b6f7f4b1f8c727 (diff) | |
| parent | 01ee1789d6aa7294e5966a97f8d29387f6f81699 (diff) | |
| download | FreeBSD-src-0147dda7de9580d13778ecb4c9e92b83b7a63911.zip FreeBSD-src-0147dda7de9580d13778ecb4c9e92b83b7a63911.tar.gz | |
Update LLDB snapshot to upstream r216948 (git 50f7fe44)
This is approximately "LLDB 3.5" although with a little bit of skew,
and will go along with the Clang 3.5 import.
Sponsored by: DARPA, AFRL
Diffstat (limited to 'contrib/llvm/tools/lldb/source/Host/common/SoftwareBreakpoint.h')
| -rw-r--r-- | contrib/llvm/tools/lldb/source/Host/common/SoftwareBreakpoint.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/contrib/llvm/tools/lldb/source/Host/common/SoftwareBreakpoint.h b/contrib/llvm/tools/lldb/source/Host/common/SoftwareBreakpoint.h new file mode 100644 index 0000000..1fed19e --- /dev/null +++ b/contrib/llvm/tools/lldb/source/Host/common/SoftwareBreakpoint.h @@ -0,0 +1,51 @@ +//===-- SoftwareBreakpoint.h ------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef liblldb_SoftwareBreakpoint_h_ +#define liblldb_SoftwareBreakpoint_h_ + +#include "lldb/lldb-private-forward.h" +#include "NativeBreakpoint.h" + +namespace lldb_private +{ + class SoftwareBreakpoint : public NativeBreakpoint + { + public: + static Error + CreateSoftwareBreakpoint (NativeProcessProtocol &process, lldb::addr_t addr, size_t size_hint, NativeBreakpointSP &breakpoint_spn); + + SoftwareBreakpoint (NativeProcessProtocol &process, lldb::addr_t addr, const uint8_t *saved_opcodes, const uint8_t *trap_opcodes, size_t opcode_size); + + protected: + Error + DoEnable () override; + + Error + DoDisable () override; + + bool + IsSoftwareBreakpoint () const override; + + private: + /// Max number of bytes that a software trap opcode sequence can occupy. + static const size_t MAX_TRAP_OPCODE_SIZE = 8; + + NativeProcessProtocol &m_process; + uint8_t m_saved_opcodes [MAX_TRAP_OPCODE_SIZE]; + uint8_t m_trap_opcodes [MAX_TRAP_OPCODE_SIZE]; + const size_t m_opcode_size; + + static Error + EnableSoftwareBreakpoint (NativeProcessProtocol &process, lldb::addr_t addr, size_t bp_opcode_size, const uint8_t *bp_opcode_bytes, uint8_t *saved_opcode_bytes); + + }; +} + +#endif // #ifndef liblldb_SoftwareBreakpoint_h_ |
