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Diffstat (limited to 'lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_arm.cpp')
-rw-r--r--lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_arm.cpp44
1 files changed, 19 insertions, 25 deletions
diff --git a/lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_arm.cpp b/lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_arm.cpp
index cb05416cb6c..74929168462 100644
--- a/lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_arm.cpp
+++ b/lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux_arm.cpp
@@ -184,14 +184,14 @@ NativeRegisterContextLinux_arm::ReadRegister(const RegisterInfo *reg_info,
error = ReadRegisterRaw(full_reg, reg_value);
if (error.Success()) {
- // If our read was not aligned (for ah,bh,ch,dh), shift our returned value
- // one byte to the right.
+ // If our read was not aligned (for ah,bh,ch,dh), shift our returned
+ // value one byte to the right.
if (is_subreg && (reg_info->byte_offset & 0x1))
reg_value.SetUInt64(reg_value.GetAsUInt64() >> 8);
// If our return byte size was greater than the return value reg size,
- // then
- // use the type specified by reg_info rather than the uint64_t default
+ // then use the type specified by reg_info rather than the uint64_t
+ // default
if (reg_value.GetByteSize() > reg_info->byte_size)
reg_value.SetType(reg_info);
}
@@ -558,8 +558,8 @@ uint32_t NativeRegisterContextLinux_arm::SetHardwareWatchpoint(
uint32_t control_value = 0, wp_index = 0, addr_word_offset = 0, byte_mask = 0;
lldb::addr_t real_addr = addr;
- // Check if we are setting watchpoint other than read/write/access
- // Also update watchpoint flag to match Arm write-read bit configuration.
+ // Check if we are setting watchpoint other than read/write/access Also
+ // update watchpoint flag to match Arm write-read bit configuration.
switch (watch_flags) {
case 1:
watch_flags = 2;
@@ -579,9 +579,9 @@ uint32_t NativeRegisterContextLinux_arm::SetHardwareWatchpoint(
if (size == 0 || size > 4)
return LLDB_INVALID_INDEX32;
- // Check 4-byte alignment for hardware watchpoint target address.
- // Below is a hack to recalculate address and size in order to
- // make sure we can watch non 4-byte alligned addresses as well.
+ // Check 4-byte alignment for hardware watchpoint target address. Below is a
+ // hack to recalculate address and size in order to make sure we can watch
+ // non 4-byte alligned addresses as well.
if (addr & 0x03) {
uint8_t watch_mask = (addr & 0x03) + size;
@@ -874,12 +874,10 @@ Status NativeRegisterContextLinux_arm::DoReadRegisterValue(
uint32_t offset, const char *reg_name, uint32_t size,
RegisterValue &value) {
// PTRACE_PEEKUSER don't work in the aarch64 linux kernel used on android
- // devices (always return
- // "Bad address"). To avoid using PTRACE_PEEKUSER we read out the full GPR
- // register set instead.
- // This approach is about 4 times slower but the performance overhead is
- // negligible in
- // comparision to processing time in lldb-server.
+ // devices (always return "Bad address"). To avoid using PTRACE_PEEKUSER we
+ // read out the full GPR register set instead. This approach is about 4 times
+ // slower but the performance overhead is negligible in comparision to
+ // processing time in lldb-server.
assert(offset % 4 == 0 && "Try to write a register with unaligned offset");
if (offset + sizeof(uint32_t) > sizeof(m_gpr_arm))
return Status("Register isn't fit into the size of the GPR area");
@@ -895,13 +893,10 @@ Status NativeRegisterContextLinux_arm::DoReadRegisterValue(
Status NativeRegisterContextLinux_arm::DoWriteRegisterValue(
uint32_t offset, const char *reg_name, const RegisterValue &value) {
// PTRACE_POKEUSER don't work in the aarch64 linux kernel used on android
- // devices (always return
- // "Bad address"). To avoid using PTRACE_POKEUSER we read out the full GPR
- // register set, modify
- // the requested register and write it back. This approach is about 4 times
- // slower but the
- // performance overhead is negligible in comparision to processing time in
- // lldb-server.
+ // devices (always return "Bad address"). To avoid using PTRACE_POKEUSER we
+ // read out the full GPR register set, modify the requested register and
+ // write it back. This approach is about 4 times slower but the performance
+ // overhead is negligible in comparision to processing time in lldb-server.
assert(offset % 4 == 0 && "Try to write a register with unaligned offset");
if (offset + sizeof(uint32_t) > sizeof(m_gpr_arm))
return Status("Register isn't fit into the size of the GPR area");
@@ -915,9 +910,8 @@ Status NativeRegisterContextLinux_arm::DoWriteRegisterValue(
// will clear thumb bit of new PC if we are already in thumb mode; that is
// CPSR thumb mode bit is set.
if (offset / sizeof(uint32_t) == gpr_pc_arm) {
- // Check if we are already in thumb mode and
- // thumb bit of current PC is read out to be zero and
- // thumb bit of next PC is read out to be one.
+ // Check if we are already in thumb mode and thumb bit of current PC is
+ // read out to be zero and thumb bit of next PC is read out to be one.
if ((m_gpr_arm[gpr_cpsr_arm] & 0x20) && !(m_gpr_arm[gpr_pc_arm] & 0x01) &&
(value.GetAsUInt32() & 0x01)) {
reg_value &= (~1ull);
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