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Translate dwarf register numbers to internal register numbers 

before trying to look them up in register contexts, in the 
emulation callback functions that read & write the frame registers.

llvm-svn: 129037
This commit is contained in:
Caroline Tice 2011-04-06 23:30:18 +00:00
parent f9bd6bad8a
commit c1bcafd8c1
1 changed files with 10 additions and 2 deletions
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12
lldb/source/Core/EmulateInstruction.cpp
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@ -272,8 +272,12 @@ EmulateInstruction::ReadRegisterFrame (void *baton,
RegisterContext *reg_context = frame->GetRegisterContext().get();
Scalar value;
uint32_t internal_reg_num = reg_context->ConvertRegisterKindToRegisterNumber (reg_kind, reg_num);
if (reg_context->ReadRegisterValue (reg_num, value))
if (internal_reg_num == LLDB_INVALID_REGNUM)
return false;
if (reg_context->ReadRegisterValue (internal_reg_num, value))
{
reg_value = value.GetRawBits64 (0);
return true;
@ -296,7 +300,11 @@ EmulateInstruction::WriteRegisterFrame (void *baton,
RegisterContext *reg_context = frame->GetRegisterContext().get();
Scalar value (reg_value);
return reg_context->WriteRegisterValue (reg_num, value);
uint32_t internal_reg_num = reg_context->ConvertRegisterKindToRegisterNumber (reg_kind, reg_num);
if (internal_reg_num != LLDB_INVALID_REGNUM)
return reg_context->WriteRegisterValue (internal_reg_num, value);
else
return false;
}
size_t