summaryrefslogtreecommitdiff
path: root/source/Plugins/Process/POSIX/POSIXThread.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'source/Plugins/Process/POSIX/POSIXThread.cpp')
-rw-r--r--source/Plugins/Process/POSIX/POSIXThread.cpp120
1 files changed, 70 insertions, 50 deletions
diff --git a/source/Plugins/Process/POSIX/POSIXThread.cpp b/source/Plugins/Process/POSIX/POSIXThread.cpp
index cc759eaad96d..d48f8f9dd307 100644
--- a/source/Plugins/Process/POSIX/POSIXThread.cpp
+++ b/source/Plugins/Process/POSIX/POSIXThread.cpp
@@ -20,6 +20,7 @@
#include "lldb/Core/Debugger.h"
#include "lldb/Core/State.h"
#include "lldb/Host/Host.h"
+#include "lldb/Host/HostInfo.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/StopInfo.h"
#include "lldb/Target/Target.h"
@@ -29,8 +30,10 @@
#include "ProcessPOSIX.h"
#include "ProcessPOSIXLog.h"
#include "ProcessMonitor.h"
+#include "RegisterContextPOSIXProcessMonitor_arm64.h"
#include "RegisterContextPOSIXProcessMonitor_mips64.h"
#include "RegisterContextPOSIXProcessMonitor_x86.h"
+#include "RegisterContextLinux_arm64.h"
#include "RegisterContextLinux_i386.h"
#include "RegisterContextLinux_x86_64.h"
#include "RegisterContextFreeBSD_i386.h"
@@ -110,7 +113,7 @@ POSIXThread::RefreshStateAfterStop()
GetRegisterContext()->InvalidateIfNeeded (force);
}
// FIXME: This should probably happen somewhere else.
- SetResumeState(eStateRunning);
+ SetResumeState(eStateRunning, true);
Log *log (ProcessPOSIXLog::GetLogIfAllCategoriesSet (POSIX_LOG_THREAD));
if (log)
log->Printf ("POSIXThread::%s (tid = %" PRIi64 ") setting thread resume state to running", __FUNCTION__, GetID());
@@ -156,58 +159,82 @@ POSIXThread::GetRegisterContext()
RegisterInfoInterface *reg_interface = NULL;
const ArchSpec &target_arch = GetProcess()->GetTarget().GetArchitecture();
- switch (target_arch.GetCore())
+ switch (target_arch.GetTriple().getOS())
{
- case ArchSpec::eCore_mips64:
- {
- switch (target_arch.GetTriple().getOS())
+ case llvm::Triple::FreeBSD:
+ switch (target_arch.GetMachine())
{
- case llvm::Triple::FreeBSD:
+ case llvm::Triple::mips64:
reg_interface = new RegisterContextFreeBSD_mips64(target_arch);
break;
+ case llvm::Triple::x86:
+ reg_interface = new RegisterContextFreeBSD_i386(target_arch);
+ break;
+ case llvm::Triple::x86_64:
+ reg_interface = new RegisterContextFreeBSD_x86_64(target_arch);
+ break;
default:
- assert(false && "OS not supported");
break;
}
-
- if (reg_interface)
- {
- RegisterContextPOSIXProcessMonitor_mips64 *reg_ctx = new RegisterContextPOSIXProcessMonitor_mips64(*this, 0, reg_interface);
- m_posix_thread = reg_ctx;
- m_reg_context_sp.reset(reg_ctx);
- }
break;
- }
- case ArchSpec::eCore_x86_32_i386:
- case ArchSpec::eCore_x86_32_i486:
- case ArchSpec::eCore_x86_32_i486sx:
- case ArchSpec::eCore_x86_64_x86_64:
- {
- switch (target_arch.GetTriple().getOS())
+ case llvm::Triple::Linux:
+ switch (target_arch.GetMachine())
{
- case llvm::Triple::FreeBSD:
- reg_interface = new RegisterContextFreeBSD_x86_64(target_arch);
+ case llvm::Triple::aarch64:
+ assert((HostInfo::GetArchitecture().GetAddressByteSize() == 8) && "Register setting path assumes this is a 64-bit host");
+ reg_interface = static_cast<RegisterInfoInterface*>(new RegisterContextLinux_arm64(target_arch));
break;
- case llvm::Triple::Linux:
- reg_interface = new RegisterContextLinux_x86_64(target_arch);
+ case llvm::Triple::x86:
+ case llvm::Triple::x86_64:
+ if (HostInfo::GetArchitecture().GetAddressByteSize() == 4)
+ {
+ // 32-bit hosts run with a RegisterContextLinux_i386 context.
+ reg_interface = static_cast<RegisterInfoInterface*>(new RegisterContextLinux_i386(target_arch));
+ }
+ else
+ {
+ assert((HostInfo::GetArchitecture().GetAddressByteSize() == 8) &&
+ "Register setting path assumes this is a 64-bit host");
+ // X86_64 hosts know how to work with 64-bit and 32-bit EXEs using the x86_64 register context.
+ reg_interface = static_cast<RegisterInfoInterface*>(new RegisterContextLinux_x86_64(target_arch));
+ }
break;
default:
- assert(false && "OS not supported");
break;
}
- if (reg_interface)
+ default:
+ break;
+ }
+
+ assert(reg_interface && "OS or CPU not supported!");
+
+ switch (target_arch.GetMachine())
+ {
+ case llvm::Triple::aarch64:
+ {
+ RegisterContextPOSIXProcessMonitor_arm64 *reg_ctx = new RegisterContextPOSIXProcessMonitor_arm64(*this, 0, reg_interface);
+ m_posix_thread = reg_ctx;
+ m_reg_context_sp.reset(reg_ctx);
+ break;
+ }
+ case llvm::Triple::mips64:
+ {
+ RegisterContextPOSIXProcessMonitor_mips64 *reg_ctx = new RegisterContextPOSIXProcessMonitor_mips64(*this, 0, reg_interface);
+ m_posix_thread = reg_ctx;
+ m_reg_context_sp.reset(reg_ctx);
+ break;
+ }
+ case llvm::Triple::x86:
+ case llvm::Triple::x86_64:
{
RegisterContextPOSIXProcessMonitor_x86_64 *reg_ctx = new RegisterContextPOSIXProcessMonitor_x86_64(*this, 0, reg_interface);
m_posix_thread = reg_ctx;
m_reg_context_sp.reset(reg_ctx);
+ break;
}
- break;
- }
-
default:
- assert(false && "CPU type not supported!");
break;
}
}
@@ -546,18 +573,14 @@ void
POSIXThread::SignalNotify(const ProcessMessage &message)
{
int signo = message.GetSignal();
-
SetStopInfo (StopInfo::CreateStopReasonWithSignal(*this, signo));
- SetResumeSignal(signo);
}
void
POSIXThread::SignalDeliveredNotify(const ProcessMessage &message)
{
int signo = message.GetSignal();
-
SetStopInfo (StopInfo::CreateStopReasonWithSignal(*this, signo));
- SetResumeSignal(signo);
}
void
@@ -576,7 +599,6 @@ POSIXThread::CrashNotify(const ProcessMessage &message)
SetStopInfo (lldb::StopInfoSP(new POSIXCrashStopInfo(*this, signo,
message.GetCrashReason(),
message.GetFaultAddress())));
- SetResumeSignal(signo);
}
void
@@ -589,19 +611,18 @@ unsigned
POSIXThread::GetRegisterIndexFromOffset(unsigned offset)
{
unsigned reg = LLDB_INVALID_REGNUM;
- ArchSpec arch = Host::GetArchitecture();
+ ArchSpec arch = HostInfo::GetArchitecture();
- switch (arch.GetCore())
+ switch (arch.GetMachine())
{
default:
llvm_unreachable("CPU type not supported!");
break;
- case ArchSpec::eCore_mips64:
- case ArchSpec::eCore_x86_32_i386:
- case ArchSpec::eCore_x86_32_i486:
- case ArchSpec::eCore_x86_32_i486sx:
- case ArchSpec::eCore_x86_64_x86_64:
+ case llvm::Triple::aarch64:
+ case llvm::Triple::mips64:
+ case llvm::Triple::x86:
+ case llvm::Triple::x86_64:
{
POSIXBreakpointProtocol* reg_ctx = GetPOSIXBreakpointProtocol();
reg = reg_ctx->GetRegisterIndexFromOffset(offset);
@@ -621,19 +642,18 @@ const char *
POSIXThread::GetRegisterName(unsigned reg)
{
const char * name = nullptr;
- ArchSpec arch = Host::GetArchitecture();
+ ArchSpec arch = HostInfo::GetArchitecture();
- switch (arch.GetCore())
+ switch (arch.GetMachine())
{
default:
assert(false && "CPU type not supported!");
break;
- case ArchSpec::eCore_mips64:
- case ArchSpec::eCore_x86_32_i386:
- case ArchSpec::eCore_x86_32_i486:
- case ArchSpec::eCore_x86_32_i486sx:
- case ArchSpec::eCore_x86_64_x86_64:
+ case llvm::Triple::aarch64:
+ case llvm::Triple::mips64:
+ case llvm::Triple::x86:
+ case llvm::Triple::x86_64:
name = GetRegisterContext()->GetRegisterName(reg);
break;
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 09:14:19 +0000