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-rw-r--r--lldb/source/Expression/IRInterpreter.cpp64
1 files changed, 39 insertions, 25 deletions
diff --git a/lldb/source/Expression/IRInterpreter.cpp b/lldb/source/Expression/IRInterpreter.cpp
index 2b9bb7c53c7..fef6c57ba23 100644
--- a/lldb/source/Expression/IRInterpreter.cpp
+++ b/lldb/source/Expression/IRInterpreter.cpp
@@ -7,6 +7,7 @@
//
//===----------------------------------------------------------------------===//
+#include "lldb/Core/ConstString.h"
#include "lldb/Core/DataExtractor.h"
#include "lldb/Core/Error.h"
#include "lldb/Core/Log.h"
@@ -15,6 +16,7 @@
#include "lldb/Core/Scalar.h"
#include "lldb/Core/StreamString.h"
#include "lldb/Core/ValueObject.h"
+#include "lldb/Expression/IRExecutionUnit.h"
#include "lldb/Expression/IRMemoryMap.h"
#include "lldb/Expression/IRInterpreter.h"
#include "lldb/Host/Endian.h"
@@ -101,7 +103,7 @@ public:
ValueMap m_values;
DataLayout &m_target_data;
- lldb_private::IRMemoryMap &m_memory_map;
+ lldb_private::IRExecutionUnit &m_execution_unit;
const BasicBlock *m_bb;
BasicBlock::const_iterator m_ii;
BasicBlock::const_iterator m_ie;
@@ -114,11 +116,11 @@ public:
size_t m_addr_byte_size;
InterpreterStackFrame (DataLayout &target_data,
- lldb_private::IRMemoryMap &memory_map,
+ lldb_private::IRExecutionUnit &execution_unit,
lldb::addr_t stack_frame_bottom,
lldb::addr_t stack_frame_top) :
m_target_data (target_data),
- m_memory_map (memory_map)
+ m_execution_unit (execution_unit)
{
m_byte_order = (target_data.isLittleEndian() ? lldb::eByteOrderLittle : lldb::eByteOrderBig);
m_addr_byte_size = (target_data.getPointerSize(0));
@@ -203,7 +205,7 @@ public:
lldb_private::DataExtractor value_extractor;
lldb_private::Error extract_error;
- m_memory_map.GetMemoryData(value_extractor, process_address, value_size, extract_error);
+ m_execution_unit.GetMemoryData(value_extractor, process_address, value_size, extract_error);
if (!extract_error.Success())
return false;
@@ -242,7 +244,7 @@ public:
lldb_private::Error write_error;
- m_memory_map.WriteMemory(process_address, buf.GetBytes(), buf.GetByteSize(), write_error);
+ m_execution_unit.WriteMemory(process_address, buf.GetBytes(), buf.GetByteSize(), write_error);
return write_error.Success();
}
@@ -253,6 +255,17 @@ public:
{
default:
break;
+ case Value::FunctionVal:
+ if (const Function *constant_func = dyn_cast<Function>(constant))
+ {
+ lldb_private::ConstString name(constant_func->getName());
+ lldb::addr_t addr = m_execution_unit.FindSymbol(name);
+ if (addr == LLDB_INVALID_ADDRESS)
+ return false;
+ value = APInt(m_target_data.getPointerSizeInBits(), addr);
+ return true;
+ }
+ break;
case Value::ConstantIntVal:
if (const ConstantInt *constant_int = dyn_cast<ConstantInt>(constant))
{
@@ -329,12 +342,12 @@ public:
lldb_private::Error write_error;
- m_memory_map.WritePointerToMemory(data_address, address, write_error);
+ m_execution_unit.WritePointerToMemory(data_address, address, write_error);
if (!write_error.Success())
{
lldb_private::Error free_error;
- m_memory_map.Free(data_address, free_error);
+ m_execution_unit.Free(data_address, free_error);
return false;
}
@@ -360,8 +373,8 @@ public:
return false;
lldb_private::StreamString buffer (lldb_private::Stream::eBinary,
- m_memory_map.GetAddressByteSize(),
- m_memory_map.GetByteOrder());
+ m_execution_unit.GetAddressByteSize(),
+ m_execution_unit.GetByteOrder());
size_t constant_size = m_target_data.getTypeStoreSize(constant->getType());
@@ -371,7 +384,7 @@ public:
lldb_private::Error write_error;
- m_memory_map.WriteMemory(process_address, (const uint8_t*)buffer.GetData(), constant_size, write_error);
+ m_execution_unit.WriteMemory(process_address, (const uint8_t*)buffer.GetData(), constant_size, write_error);
return write_error.Success();
}
@@ -410,7 +423,7 @@ public:
lldb_private::Error read_error;
- m_memory_map.ReadMemory(buf.GetBytes(), addr, length, read_error);
+ m_execution_unit.ReadMemory(buf.GetBytes(), addr, length, read_error);
if (!read_error.Success())
return std::string("<couldn't read data>");
@@ -444,7 +457,7 @@ public:
if (!ResolveConstant (data_address, constant))
{
lldb_private::Error free_error;
- m_memory_map.Free(data_address, free_error);
+ m_execution_unit.Free(data_address, free_error);
return LLDB_INVALID_ADDRESS;
}
}
@@ -474,6 +487,7 @@ CanResolveConstant (llvm::Constant *constant)
return false;
case Value::ConstantIntVal:
case Value::ConstantFPVal:
+ case Value::FunctionVal:
return true;
case Value::ConstantExprVal:
if (const ConstantExpr *constant_expr = dyn_cast<ConstantExpr>(constant))
@@ -672,7 +686,7 @@ bool
IRInterpreter::Interpret (llvm::Module &module,
llvm::Function &function,
llvm::ArrayRef<lldb::addr_t> args,
- lldb_private::IRMemoryMap &memory_map,
+ lldb_private::IRExecutionUnit &execution_unit,
lldb_private::Error &error,
lldb::addr_t stack_frame_bottom,
lldb::addr_t stack_frame_top,
@@ -694,7 +708,7 @@ IRInterpreter::Interpret (llvm::Module &module,
DataLayout data_layout(&module);
- InterpreterStackFrame frame(data_layout, memory_map, stack_frame_bottom, stack_frame_top);
+ InterpreterStackFrame frame(data_layout, execution_unit, stack_frame_bottom, stack_frame_top);
if (frame.m_frame_process_address == LLDB_INVALID_ADDRESS)
{
@@ -900,7 +914,7 @@ IRInterpreter::Interpret (llvm::Module &module,
lldb_private::Error write_error;
- memory_map.WritePointerToMemory(P, R, write_error);
+ execution_unit.WritePointerToMemory(P, R, write_error);
if (!write_error.Success())
{
@@ -909,8 +923,8 @@ IRInterpreter::Interpret (llvm::Module &module,
error.SetErrorToGenericError();
error.SetErrorString(memory_write_error);
lldb_private::Error free_error;
- memory_map.Free(P, free_error);
- memory_map.Free(R, free_error);
+ execution_unit.Free(P, free_error);
+ execution_unit.Free(R, free_error);
return false;
}
@@ -1374,7 +1388,7 @@ IRInterpreter::Interpret (llvm::Module &module,
lldb::addr_t R;
lldb_private::Error read_error;
- memory_map.ReadPointerFromMemory(&R, P, read_error);
+ execution_unit.ReadPointerFromMemory(&R, P, read_error);
if (!read_error.Success())
{
@@ -1389,7 +1403,7 @@ IRInterpreter::Interpret (llvm::Module &module,
lldb_private::DataBufferHeap buffer(target_size, 0);
read_error.Clear();
- memory_map.ReadMemory(buffer.GetBytes(), R, buffer.GetByteSize(), read_error);
+ execution_unit.ReadMemory(buffer.GetBytes(), R, buffer.GetByteSize(), read_error);
if (!read_error.Success())
{
if (log)
@@ -1400,7 +1414,7 @@ IRInterpreter::Interpret (llvm::Module &module,
}
lldb_private::Error write_error;
- memory_map.WriteMemory(D, buffer.GetBytes(), buffer.GetByteSize(), write_error);
+ execution_unit.WriteMemory(D, buffer.GetBytes(), buffer.GetByteSize(), write_error);
if (!write_error.Success())
{
if (log)
@@ -1474,7 +1488,7 @@ IRInterpreter::Interpret (llvm::Module &module,
lldb::addr_t R;
lldb_private::Error read_error;
- memory_map.ReadPointerFromMemory(&R, P, read_error);
+ execution_unit.ReadPointerFromMemory(&R, P, read_error);
if (!read_error.Success())
{
@@ -1489,7 +1503,7 @@ IRInterpreter::Interpret (llvm::Module &module,
lldb_private::DataBufferHeap buffer(target_size, 0);
read_error.Clear();
- memory_map.ReadMemory(buffer.GetBytes(), D, buffer.GetByteSize(), read_error);
+ execution_unit.ReadMemory(buffer.GetBytes(), D, buffer.GetByteSize(), read_error);
if (!read_error.Success())
{
if (log)
@@ -1500,7 +1514,7 @@ IRInterpreter::Interpret (llvm::Module &module,
}
lldb_private::Error write_error;
- memory_map.WriteMemory(R, buffer.GetBytes(), buffer.GetByteSize(), write_error);
+ execution_unit.WriteMemory(R, buffer.GetBytes(), buffer.GetByteSize(), write_error);
if (!write_error.Success())
{
if (log)
@@ -1649,14 +1663,14 @@ IRInterpreter::Interpret (llvm::Module &module,
lldb::addr_t addr = tmp_op.ULongLong();
size_t dataSize = 0;
- if (memory_map.GetAllocSize(addr, dataSize))
+ if (execution_unit.GetAllocSize(addr, dataSize))
{
// Create the required buffer
rawArgs[i].size = dataSize;
rawArgs[i].data_ap.reset(new uint8_t[dataSize + 1]);
// Read string from host memory
- memory_map.ReadMemory(rawArgs[i].data_ap.get(), addr, dataSize, error);
+ execution_unit.ReadMemory(rawArgs[i].data_ap.get(), addr, dataSize, error);
if (error.Fail())
{
assert(!"we have failed to read the string from memory");
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