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-rw-r--r--src/core/arm/arm_interface.cpp45
-rw-r--r--src/core/arm/arm_interface.h14
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic_32.cpp45
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic_32.h9
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic_64.cpp45
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic_64.h9
6 files changed, 87 insertions, 80 deletions
diff --git a/src/core/arm/arm_interface.cpp b/src/core/arm/arm_interface.cpp
index 1310f72bf..9b5a5ca57 100644
--- a/src/core/arm/arm_interface.cpp
+++ b/src/core/arm/arm_interface.cpp
@@ -11,6 +11,7 @@
#include "core/core.h"
#include "core/debugger/debugger.h"
#include "core/hle/kernel/k_process.h"
+#include "core/hle/kernel/svc.h"
#include "core/loader/loader.h"
#include "core/memory.h"
@@ -89,8 +90,48 @@ void ARM_Interface::LogBacktrace() const {
}
}
-bool ARM_Interface::ShouldStep() const {
- return system.DebuggerEnabled() && system.GetDebugger().IsStepping();
+void ARM_Interface::Run() {
+ using Kernel::StepState;
+ using Kernel::SuspendType;
+
+ while (true) {
+ Kernel::KThread* current_thread{system.Kernel().CurrentScheduler()->GetCurrentThread()};
+ Dynarmic::HaltReason hr{};
+
+ // Notify the debugger and go to sleep if a step was performed
+ // and this thread has been scheduled again.
+ if (current_thread->GetStepState() == StepState::StepPerformed) {
+ system.GetDebugger().NotifyThreadStopped(current_thread);
+ current_thread->RequestSuspend(SuspendType::Debug);
+ break;
+ }
+
+ // Otherwise, run the thread.
+ if (current_thread->GetStepState() == StepState::StepPending) {
+ hr = StepJit();
+
+ if (Has(hr, step_thread)) {
+ current_thread->SetStepState(StepState::StepPerformed);
+ }
+ } else {
+ hr = RunJit();
+ }
+
+ // Notify the debugger and go to sleep if a breakpoint was hit.
+ if (Has(hr, breakpoint)) {
+ system.GetDebugger().NotifyThreadStopped(current_thread);
+ current_thread->RequestSuspend(Kernel::SuspendType::Debug);
+ break;
+ }
+
+ // Handle syscalls and scheduling (this may change the current thread)
+ if (Has(hr, svc_call)) {
+ Kernel::Svc::Call(system, GetSvcNumber());
+ }
+ if (Has(hr, break_loop) || !uses_wall_clock) {
+ break;
+ }
+ }
}
} // namespace Core
diff --git a/src/core/arm/arm_interface.h b/src/core/arm/arm_interface.h
index 7842c626b..66f6107e9 100644
--- a/src/core/arm/arm_interface.h
+++ b/src/core/arm/arm_interface.h
@@ -6,6 +6,9 @@
#include <array>
#include <vector>
+
+#include <dynarmic/interface/halt_reason.h>
+
#include "common/common_funcs.h"
#include "common/common_types.h"
#include "core/hardware_properties.h"
@@ -64,7 +67,7 @@ public:
static_assert(sizeof(ThreadContext64) == 0x320);
/// Runs the CPU until an event happens
- virtual void Run() = 0;
+ void Run();
/// Clear all instruction cache
virtual void ClearInstructionCache() = 0;
@@ -191,7 +194,10 @@ public:
void LogBacktrace() const;
- bool ShouldStep() const;
+ static constexpr Dynarmic::HaltReason step_thread = Dynarmic::HaltReason::Step;
+ static constexpr Dynarmic::HaltReason break_loop = Dynarmic::HaltReason::UserDefined2;
+ static constexpr Dynarmic::HaltReason svc_call = Dynarmic::HaltReason::UserDefined3;
+ static constexpr Dynarmic::HaltReason breakpoint = Dynarmic::HaltReason::UserDefined4;
protected:
/// System context that this ARM interface is running under.
@@ -200,6 +206,10 @@ protected:
bool uses_wall_clock;
static void SymbolicateBacktrace(Core::System& system, std::vector<BacktraceEntry>& out);
+
+ virtual Dynarmic::HaltReason RunJit() = 0;
+ virtual Dynarmic::HaltReason StepJit() = 0;
+ virtual u32 GetSvcNumber() const = 0;
};
} // namespace Core
diff --git a/src/core/arm/dynarmic/arm_dynarmic_32.cpp b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
index 894c1c527..7c82d0b96 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_32.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
@@ -26,10 +26,6 @@ namespace Core {
using namespace Common::Literals;
-constexpr Dynarmic::HaltReason break_loop = Dynarmic::HaltReason::UserDefined2;
-constexpr Dynarmic::HaltReason svc_call = Dynarmic::HaltReason::UserDefined3;
-constexpr Dynarmic::HaltReason breakpoint = Dynarmic::HaltReason::UserDefined4;
-
class DynarmicCallbacks32 : public Dynarmic::A32::UserCallbacks {
public:
explicit DynarmicCallbacks32(ARM_Dynarmic_32& parent_)
@@ -82,8 +78,8 @@ public:
void ExceptionRaised(u32 pc, Dynarmic::A32::Exception exception) override {
if (parent.system.DebuggerEnabled()) {
- parent.breakpoint_pc = pc;
- parent.jit.load()->HaltExecution(breakpoint);
+ parent.jit.load()->Regs()[15] = pc;
+ parent.jit.load()->HaltExecution(ARM_Interface::breakpoint);
return;
}
@@ -95,7 +91,7 @@ public:
void CallSVC(u32 swi) override {
parent.svc_swi = swi;
- parent.jit.load()->HaltExecution(svc_call);
+ parent.jit.load()->HaltExecution(ARM_Interface::svc_call);
}
void AddTicks(u64 ticks) override {
@@ -240,35 +236,16 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable*
return std::make_unique<Dynarmic::A32::Jit>(config);
}
-void ARM_Dynarmic_32::Run() {
- while (true) {
- const auto hr = ShouldStep() ? jit.load()->Step() : jit.load()->Run();
- if (Has(hr, svc_call)) {
- Kernel::Svc::Call(system, svc_swi);
- }
-
- // Check to see if breakpoint is triggered.
- // Recheck step condition in case stop is no longer desired.
- Kernel::KThread* current_thread = system.Kernel().GetCurrentEmuThread();
- if (Has(hr, breakpoint)) {
- jit.load()->Regs()[15] = breakpoint_pc;
+Dynarmic::HaltReason ARM_Dynarmic_32::RunJit() {
+ return jit.load()->Run();
+}
- if (system.GetDebugger().NotifyThreadStopped(current_thread)) {
- current_thread->RequestSuspend(Kernel::SuspendType::Debug);
- }
- break;
- }
- if (ShouldStep()) {
- // When stepping, this should be the only thread running.
- ASSERT(system.GetDebugger().NotifyThreadStopped(current_thread));
- current_thread->RequestSuspend(Kernel::SuspendType::Debug);
- break;
- }
+Dynarmic::HaltReason ARM_Dynarmic_32::StepJit() {
+ return jit.load()->Step();
+}
- if (Has(hr, break_loop) || !uses_wall_clock) {
- break;
- }
- }
+u32 ARM_Dynarmic_32::GetSvcNumber() const {
+ return svc_swi;
}
ARM_Dynarmic_32::ARM_Dynarmic_32(System& system_, CPUInterrupts& interrupt_handlers_,
diff --git a/src/core/arm/dynarmic/arm_dynarmic_32.h b/src/core/arm/dynarmic/arm_dynarmic_32.h
index 0557d5940..5b1d60005 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_32.h
+++ b/src/core/arm/dynarmic/arm_dynarmic_32.h
@@ -41,7 +41,6 @@ public:
void SetVectorReg(int index, u128 value) override;
u32 GetPSTATE() const override;
void SetPSTATE(u32 pstate) override;
- void Run() override;
VAddr GetTlsAddress() const override;
void SetTlsAddress(VAddr address) override;
void SetTPIDR_EL0(u64 value) override;
@@ -69,6 +68,11 @@ public:
std::vector<BacktraceEntry> GetBacktrace() const override;
+protected:
+ Dynarmic::HaltReason RunJit() override;
+ Dynarmic::HaltReason StepJit() override;
+ u32 GetSvcNumber() const override;
+
private:
std::shared_ptr<Dynarmic::A32::Jit> MakeJit(Common::PageTable* page_table) const;
@@ -94,9 +98,6 @@ private:
// SVC callback
u32 svc_swi{};
-
- // Debug restart address
- u32 breakpoint_pc{};
};
} // namespace Core
diff --git a/src/core/arm/dynarmic/arm_dynarmic_64.cpp b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
index 1f596cfef..d4c67eafd 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_64.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
@@ -26,10 +26,6 @@ namespace Core {
using Vector = Dynarmic::A64::Vector;
using namespace Common::Literals;
-constexpr Dynarmic::HaltReason break_loop = Dynarmic::HaltReason::UserDefined2;
-constexpr Dynarmic::HaltReason svc_call = Dynarmic::HaltReason::UserDefined3;
-constexpr Dynarmic::HaltReason breakpoint = Dynarmic::HaltReason::UserDefined4;
-
class DynarmicCallbacks64 : public Dynarmic::A64::UserCallbacks {
public:
explicit DynarmicCallbacks64(ARM_Dynarmic_64& parent_)
@@ -123,8 +119,8 @@ public:
return;
default:
if (parent.system.DebuggerEnabled()) {
- parent.breakpoint_pc = pc;
- parent.jit.load()->HaltExecution(breakpoint);
+ parent.jit.load()->SetPC(pc);
+ parent.jit.load()->HaltExecution(ARM_Interface::breakpoint);
return;
}
@@ -136,7 +132,7 @@ public:
void CallSVC(u32 swi) override {
parent.svc_swi = swi;
- parent.jit.load()->HaltExecution(svc_call);
+ parent.jit.load()->HaltExecution(ARM_Interface::svc_call);
}
void AddTicks(u64 ticks) override {
@@ -300,35 +296,16 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable*
return std::make_shared<Dynarmic::A64::Jit>(config);
}
-void ARM_Dynarmic_64::Run() {
- while (true) {
- const auto hr = jit.load()->Run();
- if (Has(hr, svc_call)) {
- Kernel::Svc::Call(system, svc_swi);
- }
-
- // Check to see if breakpoint is triggered.
- // Recheck step condition in case stop is no longer desired.
- Kernel::KThread* current_thread = system.Kernel().GetCurrentEmuThread();
- if (Has(hr, breakpoint)) {
- jit.load()->SetPC(breakpoint_pc);
+Dynarmic::HaltReason ARM_Dynarmic_64::RunJit() {
+ return jit.load()->Run();
+}
- if (system.GetDebugger().NotifyThreadStopped(current_thread)) {
- current_thread->RequestSuspend(Kernel::SuspendType::Debug);
- }
- break;
- }
- if (ShouldStep()) {
- // When stepping, this should be the only thread running.
- ASSERT(system.GetDebugger().NotifyThreadStopped(current_thread));
- current_thread->RequestSuspend(Kernel::SuspendType::Debug);
- break;
- }
+Dynarmic::HaltReason ARM_Dynarmic_64::StepJit() {
+ return jit.load()->Step();
+}
- if (Has(hr, break_loop) || !uses_wall_clock) {
- break;
- }
- }
+u32 ARM_Dynarmic_64::GetSvcNumber() const {
+ return svc_swi;
}
ARM_Dynarmic_64::ARM_Dynarmic_64(System& system_, CPUInterrupts& interrupt_handlers_,
diff --git a/src/core/arm/dynarmic/arm_dynarmic_64.h b/src/core/arm/dynarmic/arm_dynarmic_64.h
index aa7054e0c..abfbc3c3f 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_64.h
+++ b/src/core/arm/dynarmic/arm_dynarmic_64.h
@@ -39,7 +39,6 @@ public:
void SetVectorReg(int index, u128 value) override;
u32 GetPSTATE() const override;
void SetPSTATE(u32 pstate) override;
- void Run() override;
VAddr GetTlsAddress() const override;
void SetTlsAddress(VAddr address) override;
void SetTPIDR_EL0(u64 value) override;
@@ -63,6 +62,11 @@ public:
std::vector<BacktraceEntry> GetBacktrace() const override;
+protected:
+ Dynarmic::HaltReason RunJit() override;
+ Dynarmic::HaltReason StepJit() override;
+ u32 GetSvcNumber() const override;
+
private:
std::shared_ptr<Dynarmic::A64::Jit> MakeJit(Common::PageTable* page_table,
std::size_t address_space_bits) const;
@@ -87,9 +91,6 @@ private:
// SVC callback
u32 svc_swi{};
-
- // Debug restart address
- u64 breakpoint_pc{};
};
} // namespace Core
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-04 12:57:39 +0000