diff options
Diffstat (limited to 'contrib/llvm-project/lldb/source/Commands/CommandObjectMemory.cpp')
-rw-r--r-- | contrib/llvm-project/lldb/source/Commands/CommandObjectMemory.cpp | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/contrib/llvm-project/lldb/source/Commands/CommandObjectMemory.cpp b/contrib/llvm-project/lldb/source/Commands/CommandObjectMemory.cpp index 1b44a1bd709a..1033d13f9f26 100644 --- a/contrib/llvm-project/lldb/source/Commands/CommandObjectMemory.cpp +++ b/contrib/llvm-project/lldb/source/Commands/CommandObjectMemory.cpp @@ -1665,14 +1665,11 @@ protected: m_prev_end_addr = LLDB_INVALID_ADDRESS; const size_t argc = command.GetArgumentCount(); - if (argc > 1 || (argc == 0 && load_addr == LLDB_INVALID_ADDRESS)) { - result.AppendErrorWithFormat("'%s' takes one argument:\nUsage: %s\n", - m_cmd_name.c_str(), m_cmd_syntax.c_str()); - return false; - } + const lldb::ABISP &abi = process_sp->GetABI(); if (argc == 1) { auto load_addr_str = command[0].ref(); + // Non-address bits in this will be handled later by GetMemoryRegion load_addr = OptionArgParser::ToAddress(&m_exe_ctx, load_addr_str, LLDB_INVALID_ADDRESS, &error); if (error.Fail() || load_addr == LLDB_INVALID_ADDRESS) { @@ -1680,6 +1677,19 @@ protected: command[0].c_str(), error.AsCString()); return false; } + } else if (argc > 1 || + // When we're repeating the command, the previous end address is + // used for load_addr. If that was 0xF...F then we must have + // reached the end of memory. + (argc == 0 && load_addr == LLDB_INVALID_ADDRESS) || + // If the target has non-address bits (tags, limited virtual + // address size, etc.), the end of mappable memory will be lower + // than that. So if we find any non-address bit set, we must be + // at the end of the mappable range. + (abi && (abi->FixDataAddress(load_addr) != load_addr))) { + result.AppendErrorWithFormat("'%s' takes one argument:\nUsage: %s\n", + m_cmd_name.c_str(), m_cmd_syntax.c_str()); + return false; } lldb_private::MemoryRegionInfo range_info; |