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Diffstat (limited to 'source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_arm.cpp')
-rw-r--r--source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_arm.cpp428
1 files changed, 183 insertions, 245 deletions
diff --git a/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_arm.cpp b/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_arm.cpp
index 9922311fd9db..f8d5f2edd3a3 100644
--- a/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_arm.cpp
+++ b/source/Plugins/Process/FreeBSD/RegisterContextPOSIXProcessMonitor_arm.cpp
@@ -11,312 +11,250 @@
#include "lldb/Core/RegisterValue.h"
#include "lldb/Target/Thread.h"
-#include "RegisterContextPOSIX_arm.h"
#include "ProcessFreeBSD.h"
-#include "RegisterContextPOSIXProcessMonitor_arm.h"
#include "ProcessMonitor.h"
+#include "RegisterContextPOSIXProcessMonitor_arm.h"
+#include "RegisterContextPOSIX_arm.h"
using namespace lldb_private;
using namespace lldb;
#define REG_CONTEXT_SIZE (GetGPRSize())
-RegisterContextPOSIXProcessMonitor_arm::RegisterContextPOSIXProcessMonitor_arm(Thread &thread,
- uint32_t concrete_frame_idx,
- lldb_private::RegisterInfoInterface *register_info)
- : RegisterContextPOSIX_arm(thread, concrete_frame_idx, register_info)
-{
-}
+RegisterContextPOSIXProcessMonitor_arm::RegisterContextPOSIXProcessMonitor_arm(
+ Thread &thread, uint32_t concrete_frame_idx,
+ lldb_private::RegisterInfoInterface *register_info)
+ : RegisterContextPOSIX_arm(thread, concrete_frame_idx, register_info) {}
-ProcessMonitor &
-RegisterContextPOSIXProcessMonitor_arm::GetMonitor()
-{
- ProcessSP base = CalculateProcess();
- ProcessFreeBSD *process = static_cast<ProcessFreeBSD*>(base.get());
- return process->GetMonitor();
+ProcessMonitor &RegisterContextPOSIXProcessMonitor_arm::GetMonitor() {
+ ProcessSP base = CalculateProcess();
+ ProcessFreeBSD *process = static_cast<ProcessFreeBSD *>(base.get());
+ return process->GetMonitor();
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::ReadGPR()
-{
- ProcessMonitor &monitor = GetMonitor();
- return monitor.ReadGPR(m_thread.GetID(), &m_gpr_arm, GetGPRSize());
+bool RegisterContextPOSIXProcessMonitor_arm::ReadGPR() {
+ ProcessMonitor &monitor = GetMonitor();
+ return monitor.ReadGPR(m_thread.GetID(), &m_gpr_arm, GetGPRSize());
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::ReadFPR()
-{
- ProcessMonitor &monitor = GetMonitor();
- return monitor.ReadFPR(m_thread.GetID(), &m_fpr, sizeof(m_fpr));
+bool RegisterContextPOSIXProcessMonitor_arm::ReadFPR() {
+ ProcessMonitor &monitor = GetMonitor();
+ return monitor.ReadFPR(m_thread.GetID(), &m_fpr, sizeof(m_fpr));
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::WriteGPR()
-{
- ProcessMonitor &monitor = GetMonitor();
- return monitor.WriteGPR(m_thread.GetID(), &m_gpr_arm, GetGPRSize());
+bool RegisterContextPOSIXProcessMonitor_arm::WriteGPR() {
+ ProcessMonitor &monitor = GetMonitor();
+ return monitor.WriteGPR(m_thread.GetID(), &m_gpr_arm, GetGPRSize());
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::WriteFPR()
-{
- ProcessMonitor &monitor = GetMonitor();
- return monitor.WriteFPR(m_thread.GetID(), &m_fpr, sizeof(m_fpr));
+bool RegisterContextPOSIXProcessMonitor_arm::WriteFPR() {
+ ProcessMonitor &monitor = GetMonitor();
+ return monitor.WriteFPR(m_thread.GetID(), &m_fpr, sizeof(m_fpr));
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::ReadRegister(const unsigned reg,
- RegisterValue &value)
-{
- ProcessMonitor &monitor = GetMonitor();
- return monitor.ReadRegisterValue(m_thread.GetID(),
- GetRegisterOffset(reg),
- GetRegisterName(reg),
- GetRegisterSize(reg),
- value);
+bool RegisterContextPOSIXProcessMonitor_arm::ReadRegister(
+ const unsigned reg, RegisterValue &value) {
+ ProcessMonitor &monitor = GetMonitor();
+ return monitor.ReadRegisterValue(m_thread.GetID(), GetRegisterOffset(reg),
+ GetRegisterName(reg), GetRegisterSize(reg),
+ value);
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::WriteRegister(const unsigned reg,
- const RegisterValue &value)
-{
- unsigned reg_to_write = reg;
- RegisterValue value_to_write = value;
-
- // Check if this is a subregister of a full register.
- const RegisterInfo *reg_info = GetRegisterInfoAtIndex(reg);
- if (reg_info->invalidate_regs && (reg_info->invalidate_regs[0] != LLDB_INVALID_REGNUM))
- {
- RegisterValue full_value;
- uint32_t full_reg = reg_info->invalidate_regs[0];
- const RegisterInfo *full_reg_info = GetRegisterInfoAtIndex(full_reg);
-
- // Read the full register.
- if (ReadRegister(full_reg_info, full_value))
- {
- Error error;
- ByteOrder byte_order = GetByteOrder();
- uint8_t dst[RegisterValue::kMaxRegisterByteSize];
-
- // Get the bytes for the full register.
- const uint32_t dest_size = full_value.GetAsMemoryData (full_reg_info,
- dst,
- sizeof(dst),
- byte_order,
- error);
- if (error.Success() && dest_size)
- {
- uint8_t src[RegisterValue::kMaxRegisterByteSize];
-
- // Get the bytes for the source data.
- const uint32_t src_size = value.GetAsMemoryData (reg_info, src, sizeof(src), byte_order, error);
- if (error.Success() && src_size && (src_size < dest_size))
- {
- // Copy the src bytes to the destination.
- memcpy (dst + (reg_info->byte_offset & 0x1), src, src_size);
- // Set this full register as the value to write.
- value_to_write.SetBytes(dst, full_value.GetByteSize(), byte_order);
- value_to_write.SetType(full_reg_info);
- reg_to_write = full_reg;
- }
- }
+bool RegisterContextPOSIXProcessMonitor_arm::WriteRegister(
+ const unsigned reg, const RegisterValue &value) {
+ unsigned reg_to_write = reg;
+ RegisterValue value_to_write = value;
+
+ // Check if this is a subregister of a full register.
+ const RegisterInfo *reg_info = GetRegisterInfoAtIndex(reg);
+ if (reg_info->invalidate_regs &&
+ (reg_info->invalidate_regs[0] != LLDB_INVALID_REGNUM)) {
+ RegisterValue full_value;
+ uint32_t full_reg = reg_info->invalidate_regs[0];
+ const RegisterInfo *full_reg_info = GetRegisterInfoAtIndex(full_reg);
+
+ // Read the full register.
+ if (ReadRegister(full_reg_info, full_value)) {
+ Error error;
+ ByteOrder byte_order = GetByteOrder();
+ uint8_t dst[RegisterValue::kMaxRegisterByteSize];
+
+ // Get the bytes for the full register.
+ const uint32_t dest_size = full_value.GetAsMemoryData(
+ full_reg_info, dst, sizeof(dst), byte_order, error);
+ if (error.Success() && dest_size) {
+ uint8_t src[RegisterValue::kMaxRegisterByteSize];
+
+ // Get the bytes for the source data.
+ const uint32_t src_size = value.GetAsMemoryData(
+ reg_info, src, sizeof(src), byte_order, error);
+ if (error.Success() && src_size && (src_size < dest_size)) {
+ // Copy the src bytes to the destination.
+ memcpy(dst + (reg_info->byte_offset & 0x1), src, src_size);
+ // Set this full register as the value to write.
+ value_to_write.SetBytes(dst, full_value.GetByteSize(), byte_order);
+ value_to_write.SetType(full_reg_info);
+ reg_to_write = full_reg;
}
+ }
}
+ }
- ProcessMonitor &monitor = GetMonitor();
- return monitor.WriteRegisterValue(m_thread.GetID(),
- GetRegisterOffset(reg_to_write),
- GetRegisterName(reg_to_write),
- value_to_write);
+ ProcessMonitor &monitor = GetMonitor();
+ return monitor.WriteRegisterValue(
+ m_thread.GetID(), GetRegisterOffset(reg_to_write),
+ GetRegisterName(reg_to_write), value_to_write);
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::ReadRegister(const RegisterInfo *reg_info, RegisterValue &value)
-{
- if (!reg_info)
- return false;
-
- const uint32_t reg = reg_info->kinds[eRegisterKindLLDB];
-
- if (IsFPR(reg))
- {
- if (!ReadFPR())
- return false;
- }
- else
- {
- return ReadRegister(reg, value);
- }
+bool RegisterContextPOSIXProcessMonitor_arm::ReadRegister(
+ const RegisterInfo *reg_info, RegisterValue &value) {
+ if (!reg_info)
+ return false;
- // Get pointer to m_fpr variable and set the data from it.
- assert (reg_info->byte_offset < sizeof m_fpr);
- uint8_t *src = (uint8_t *)&m_fpr + reg_info->byte_offset;
- switch (reg_info->byte_size)
- {
- case 2:
- value.SetUInt16(*(uint16_t *)src);
- return true;
- case 4:
- value.SetUInt32(*(uint32_t *)src);
- return true;
- case 8:
- value.SetUInt64(*(uint64_t *)src);
- return true;
- default:
- assert(false && "Unhandled data size.");
- return false;
- }
+ const uint32_t reg = reg_info->kinds[eRegisterKindLLDB];
+
+ if (IsFPR(reg)) {
+ if (!ReadFPR())
+ return false;
+ } else {
+ return ReadRegister(reg, value);
+ }
+
+ // Get pointer to m_fpr variable and set the data from it.
+ assert(reg_info->byte_offset < sizeof m_fpr);
+ uint8_t *src = (uint8_t *)&m_fpr + reg_info->byte_offset;
+ switch (reg_info->byte_size) {
+ case 2:
+ value.SetUInt16(*(uint16_t *)src);
+ return true;
+ case 4:
+ value.SetUInt32(*(uint32_t *)src);
+ return true;
+ case 8:
+ value.SetUInt64(*(uint64_t *)src);
+ return true;
+ default:
+ assert(false && "Unhandled data size.");
+ return false;
+ }
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::WriteRegister(const RegisterInfo *reg_info, const RegisterValue &value)
-{
- const uint32_t reg = reg_info->kinds[eRegisterKindLLDB];
+bool RegisterContextPOSIXProcessMonitor_arm::WriteRegister(
+ const RegisterInfo *reg_info, const RegisterValue &value) {
+ const uint32_t reg = reg_info->kinds[eRegisterKindLLDB];
- if (IsGPR(reg))
- {
- return WriteRegister(reg, value);
- }
- else if (IsFPR(reg))
- {
- return WriteFPR();
- }
+ if (IsGPR(reg)) {
+ return WriteRegister(reg, value);
+ } else if (IsFPR(reg)) {
+ return WriteFPR();
+ }
- return false;
+ return false;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::ReadAllRegisterValues(DataBufferSP &data_sp)
-{
- bool success = false;
- data_sp.reset (new DataBufferHeap (REG_CONTEXT_SIZE, 0));
- if (data_sp && ReadGPR () && ReadFPR ())
- {
- uint8_t *dst = data_sp->GetBytes();
- success = dst != 0;
-
- if (success)
- {
- ::memcpy (dst, &m_gpr_arm, GetGPRSize());
- dst += GetGPRSize();
- ::memcpy (dst, &m_fpr, sizeof(m_fpr));
- }
+bool RegisterContextPOSIXProcessMonitor_arm::ReadAllRegisterValues(
+ DataBufferSP &data_sp) {
+ bool success = false;
+ data_sp.reset(new DataBufferHeap(REG_CONTEXT_SIZE, 0));
+ if (data_sp && ReadGPR() && ReadFPR()) {
+ uint8_t *dst = data_sp->GetBytes();
+ success = dst != 0;
+
+ if (success) {
+ ::memcpy(dst, &m_gpr_arm, GetGPRSize());
+ dst += GetGPRSize();
+ ::memcpy(dst, &m_fpr, sizeof(m_fpr));
}
- return success;
+ }
+ return success;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::WriteAllRegisterValues(const DataBufferSP &data_sp)
-{
- bool success = false;
- if (data_sp && data_sp->GetByteSize() == REG_CONTEXT_SIZE)
- {
- uint8_t *src = data_sp->GetBytes();
- if (src)
- {
- ::memcpy (&m_gpr_arm, src, GetGPRSize());
-
- if (WriteGPR())
- {
- src += GetGPRSize();
- ::memcpy (&m_fpr, src, sizeof(m_fpr));
-
- success = WriteFPR();
- }
- }
+bool RegisterContextPOSIXProcessMonitor_arm::WriteAllRegisterValues(
+ const DataBufferSP &data_sp) {
+ bool success = false;
+ if (data_sp && data_sp->GetByteSize() == REG_CONTEXT_SIZE) {
+ uint8_t *src = data_sp->GetBytes();
+ if (src) {
+ ::memcpy(&m_gpr_arm, src, GetGPRSize());
+
+ if (WriteGPR()) {
+ src += GetGPRSize();
+ ::memcpy(&m_fpr, src, sizeof(m_fpr));
+
+ success = WriteFPR();
+ }
}
- return success;
+ }
+ return success;
}
-uint32_t
-RegisterContextPOSIXProcessMonitor_arm::SetHardwareWatchpoint(addr_t addr, size_t size,
- bool read, bool write)
-{
- const uint32_t num_hw_watchpoints = NumSupportedHardwareWatchpoints();
- uint32_t hw_index;
-
- for (hw_index = 0; hw_index < num_hw_watchpoints; ++hw_index)
- {
- if (IsWatchpointVacant(hw_index))
- return SetHardwareWatchpointWithIndex(addr, size,
- read, write,
- hw_index);
- }
+uint32_t RegisterContextPOSIXProcessMonitor_arm::SetHardwareWatchpoint(
+ addr_t addr, size_t size, bool read, bool write) {
+ const uint32_t num_hw_watchpoints = NumSupportedHardwareWatchpoints();
+ uint32_t hw_index;
+
+ for (hw_index = 0; hw_index < num_hw_watchpoints; ++hw_index) {
+ if (IsWatchpointVacant(hw_index))
+ return SetHardwareWatchpointWithIndex(addr, size, read, write, hw_index);
+ }
- return LLDB_INVALID_INDEX32;
+ return LLDB_INVALID_INDEX32;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::ClearHardwareWatchpoint(uint32_t hw_index)
-{
- return false;
+bool RegisterContextPOSIXProcessMonitor_arm::ClearHardwareWatchpoint(
+ uint32_t hw_index) {
+ return false;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::HardwareSingleStep(bool enable)
-{
- return false;
+bool RegisterContextPOSIXProcessMonitor_arm::HardwareSingleStep(bool enable) {
+ return false;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::UpdateAfterBreakpoint()
-{
- lldb::addr_t pc;
+bool RegisterContextPOSIXProcessMonitor_arm::UpdateAfterBreakpoint() {
+ lldb::addr_t pc;
- if ((pc = GetPC()) == LLDB_INVALID_ADDRESS)
- return false;
+ if ((pc = GetPC()) == LLDB_INVALID_ADDRESS)
+ return false;
- return true;
+ return true;
}
-unsigned
-RegisterContextPOSIXProcessMonitor_arm::GetRegisterIndexFromOffset(unsigned offset)
-{
- unsigned reg;
- for (reg = 0; reg < k_num_registers_arm; reg++)
- {
- if (GetRegisterInfo()[reg].byte_offset == offset)
- break;
- }
- assert(reg < k_num_registers_arm && "Invalid register offset.");
- return reg;
+unsigned RegisterContextPOSIXProcessMonitor_arm::GetRegisterIndexFromOffset(
+ unsigned offset) {
+ unsigned reg;
+ for (reg = 0; reg < k_num_registers_arm; reg++) {
+ if (GetRegisterInfo()[reg].byte_offset == offset)
+ break;
+ }
+ assert(reg < k_num_registers_arm && "Invalid register offset.");
+ return reg;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::IsWatchpointHit(uint32_t hw_index)
-{
- return false;
+bool RegisterContextPOSIXProcessMonitor_arm::IsWatchpointHit(
+ uint32_t hw_index) {
+ return false;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::ClearWatchpointHits()
-{
- return false;
+bool RegisterContextPOSIXProcessMonitor_arm::ClearWatchpointHits() {
+ return false;
}
-addr_t
-RegisterContextPOSIXProcessMonitor_arm::GetWatchpointAddress(uint32_t hw_index)
-{
- return LLDB_INVALID_ADDRESS;
+addr_t RegisterContextPOSIXProcessMonitor_arm::GetWatchpointAddress(
+ uint32_t hw_index) {
+ return LLDB_INVALID_ADDRESS;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::IsWatchpointVacant(uint32_t hw_index)
-{
- return false;
+bool RegisterContextPOSIXProcessMonitor_arm::IsWatchpointVacant(
+ uint32_t hw_index) {
+ return false;
}
-bool
-RegisterContextPOSIXProcessMonitor_arm::SetHardwareWatchpointWithIndex(addr_t addr, size_t size,
- bool read, bool write,
- uint32_t hw_index)
-{
- return false;
+bool RegisterContextPOSIXProcessMonitor_arm::SetHardwareWatchpointWithIndex(
+ addr_t addr, size_t size, bool read, bool write, uint32_t hw_index) {
+ return false;
}
uint32_t
-RegisterContextPOSIXProcessMonitor_arm::NumSupportedHardwareWatchpoints()
-{
- return 0;
+RegisterContextPOSIXProcessMonitor_arm::NumSupportedHardwareWatchpoints() {
+ return 0;
}
-