diff options
Diffstat (limited to '')
| -rw-r--r-- | src/core/arm/dynarmic/arm_dynarmic_64.cpp | 90 |
1 files changed, 48 insertions, 42 deletions
diff --git a/src/core/arm/dynarmic/arm_dynarmic_64.cpp b/src/core/arm/dynarmic/arm_dynarmic_64.cpp index 24107f9f6..68822a1fc 100644 --- a/src/core/arm/dynarmic/arm_dynarmic_64.cpp +++ b/src/core/arm/dynarmic/arm_dynarmic_64.cpp @@ -26,6 +26,9 @@ 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; + class DynarmicCallbacks64 : public Dynarmic::A64::UserCallbacks { public: explicit DynarmicCallbacks64(ARM_Dynarmic_64& parent_) @@ -81,6 +84,7 @@ public: } void InterpreterFallback(u64 pc, std::size_t num_instructions) override { + parent.LogBacktrace(); LOG_ERROR(Core_ARM, "Unimplemented instruction @ 0x{:X} for {} instructions (instr = {:08X})", pc, num_instructions, MemoryReadCode(pc)); @@ -105,7 +109,7 @@ public: break; } - parent.jit->HaltExecution(); + parent.jit->HaltExecution(Dynarmic::HaltReason::CacheInvalidation); } void ExceptionRaised(u64 pc, Dynarmic::A64::Exception exception) override { @@ -118,21 +122,19 @@ public: return; case Dynarmic::A64::Exception::Breakpoint: default: + parent.LogBacktrace(); ASSERT_MSG(false, "ExceptionRaised(exception = {}, pc = {:08X}, code = {:08X})", static_cast<std::size_t>(exception), pc, MemoryReadCode(pc)); } } void CallSVC(u32 swi) override { - parent.svc_called = true; parent.svc_swi = swi; - parent.jit->HaltExecution(); + parent.jit->HaltExecution(svc_call); } void AddTicks(u64 ticks) override { - if (parent.uses_wall_clock) { - return; - } + ASSERT_MSG(!parent.uses_wall_clock, "This should never happen - dynarmic ticking disabled"); // Divide the number of ticks by the amount of CPU cores. TODO(Subv): This yields only a // rough approximation of the amount of executed ticks in the system, it may be thrown off @@ -147,12 +149,8 @@ public: } u64 GetTicksRemaining() override { - if (parent.uses_wall_clock) { - if (!parent.interrupt_handlers[parent.core_index].IsInterrupted()) { - return minimum_run_cycles; - } - return 0U; - } + ASSERT_MSG(!parent.uses_wall_clock, "This should never happen - dynarmic ticking disabled"); + return std::max<s64>(parent.system.CoreTiming().GetDowncount(), 0); } @@ -208,6 +206,7 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable* // Timing config.wall_clock_cntpct = uses_wall_clock; + config.enable_cycle_counting = !uses_wall_clock; // Code cache size config.code_cache_size = 512_MiB; @@ -248,35 +247,41 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable* if (!Settings::values.cpuopt_recompile_exclusives) { config.recompile_on_exclusive_fastmem_failure = false; } - } + } else { + // Unsafe optimizations + if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Unsafe) { + config.unsafe_optimizations = true; + if (Settings::values.cpuopt_unsafe_unfuse_fma) { + config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA; + } + if (Settings::values.cpuopt_unsafe_reduce_fp_error) { + config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_ReducedErrorFP; + } + if (Settings::values.cpuopt_unsafe_inaccurate_nan) { + config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_InaccurateNaN; + } + if (Settings::values.cpuopt_unsafe_fastmem_check) { + config.fastmem_address_space_bits = 64; + } + if (Settings::values.cpuopt_unsafe_ignore_global_monitor) { + config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor; + } + } - // Unsafe optimizations - if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Unsafe) { - config.unsafe_optimizations = true; - if (Settings::values.cpuopt_unsafe_unfuse_fma) { + // Curated optimizations + if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Auto) { + config.unsafe_optimizations = true; config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA; - } - if (Settings::values.cpuopt_unsafe_reduce_fp_error) { - config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_ReducedErrorFP; - } - if (Settings::values.cpuopt_unsafe_inaccurate_nan) { config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_InaccurateNaN; - } - if (Settings::values.cpuopt_unsafe_fastmem_check) { config.fastmem_address_space_bits = 64; - } - if (Settings::values.cpuopt_unsafe_ignore_global_monitor) { config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor; } - } - // Curated optimizations - if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Auto) { - config.unsafe_optimizations = true; - config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA; - config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_InaccurateNaN; - config.fastmem_address_space_bits = 64; - config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor; + // Paranoia mode for debugging optimizations + if (Settings::values.cpu_accuracy.GetValue() == Settings::CPUAccuracy::Paranoid) { + config.unsafe_optimizations = false; + config.optimizations = Dynarmic::no_optimizations; + } } return std::make_shared<Dynarmic::A64::Jit>(config); @@ -284,13 +289,11 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable* void ARM_Dynarmic_64::Run() { while (true) { - jit->Run(); - if (!svc_called) { - break; + const auto hr = jit->Run(); + if (Has(hr, svc_call)) { + Kernel::Svc::Call(system, svc_swi); } - svc_called = false; - Kernel::Svc::Call(system, svc_swi); - if (shutdown) { + if (Has(hr, break_loop)) { break; } } @@ -381,8 +384,11 @@ void ARM_Dynarmic_64::LoadContext(const ThreadContext64& ctx) { } void ARM_Dynarmic_64::PrepareReschedule() { - jit->HaltExecution(); - shutdown = true; + jit->HaltExecution(break_loop); +} + +void ARM_Dynarmic_64::SignalInterrupt() { + jit->HaltExecution(break_loop); } void ARM_Dynarmic_64::ClearInstructionCache() { |