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authorMerryMage <MerryMage@users.noreply.github.com>2017-09-24 23:44:13 +0200
committerMerryMage <MerryMage@users.noreply.github.com>2017-09-25 00:08:25 +0200
commit67a70bd9e1655dfd705550c1d561f3ba444360c8 (patch)
tree18f0720a18d9d878a7699c755bf167af8564b776 /src
parentmemory: Remove GetCurrentPageTablePointers (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/core/arm/arm_interface.h3
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic.cpp22
-rw-r--r--src/core/arm/dynarmic/arm_dynarmic.h10
-rw-r--r--src/core/arm/dyncom/arm_dyncom.cpp4
-rw-r--r--src/core/arm/dyncom/arm_dyncom.h1
-rw-r--r--src/core/memory.cpp5
6 files changed, 39 insertions, 6 deletions
diff --git a/src/core/arm/arm_interface.h b/src/core/arm/arm_interface.h
index ccd43f431..2aa017a54 100644
--- a/src/core/arm/arm_interface.h
+++ b/src/core/arm/arm_interface.h
@@ -41,6 +41,9 @@ public:
/// Clear all instruction cache
virtual void ClearInstructionCache() = 0;
+ /// Notify CPU emulation that page tables have changed
+ virtual void PageTableChanged() = 0;
+
/**
* Set the Program Counter to an address
* @param addr Address to set PC to
diff --git a/src/core/arm/dynarmic/arm_dynarmic.cpp b/src/core/arm/dynarmic/arm_dynarmic.cpp
index 34c5aa381..42ae93ae8 100644
--- a/src/core/arm/dynarmic/arm_dynarmic.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic.cpp
@@ -41,7 +41,7 @@ static bool IsReadOnlyMemory(u32 vaddr) {
}
static Dynarmic::UserCallbacks GetUserCallbacks(
- const std::shared_ptr<ARMul_State>& interpeter_state) {
+ const std::shared_ptr<ARMul_State>& interpeter_state, Memory::PageTable* current_page_table) {
Dynarmic::UserCallbacks user_callbacks{};
user_callbacks.InterpreterFallback = &InterpreterFallback;
user_callbacks.user_arg = static_cast<void*>(interpeter_state.get());
@@ -56,16 +56,14 @@ static Dynarmic::UserCallbacks GetUserCallbacks(
user_callbacks.memory.Write16 = &Memory::Write16;
user_callbacks.memory.Write32 = &Memory::Write32;
user_callbacks.memory.Write64 = &Memory::Write64;
- // TODO(Subv): Re-add the page table pointers once dynarmic supports switching page tables at
- // runtime.
- user_callbacks.page_table = nullptr;
+ user_callbacks.page_table = &current_page_table->pointers;
user_callbacks.coprocessors[15] = std::make_shared<DynarmicCP15>(interpeter_state);
return user_callbacks;
}
ARM_Dynarmic::ARM_Dynarmic(PrivilegeMode initial_mode) {
interpreter_state = std::make_shared<ARMul_State>(initial_mode);
- jit = std::make_unique<Dynarmic::Jit>(GetUserCallbacks(interpreter_state));
+ PageTableChanged();
}
void ARM_Dynarmic::SetPC(u32 pc) {
@@ -136,6 +134,7 @@ void ARM_Dynarmic::AddTicks(u64 ticks) {
MICROPROFILE_DEFINE(ARM_Jit, "ARM JIT", "ARM JIT", MP_RGB(255, 64, 64));
void ARM_Dynarmic::ExecuteInstructions(int num_instructions) {
+ ASSERT(Memory::GetCurrentPageTable() == current_page_table);
MICROPROFILE_SCOPE(ARM_Jit);
std::size_t ticks_executed = jit->Run(static_cast<unsigned>(num_instructions));
@@ -178,3 +177,16 @@ void ARM_Dynarmic::PrepareReschedule() {
void ARM_Dynarmic::ClearInstructionCache() {
jit->ClearCache();
}
+
+void ARM_Dynarmic::PageTableChanged() {
+ current_page_table = Memory::GetCurrentPageTable();
+
+ auto iter = jits.find(current_page_table);
+ if (iter != jits.end()) {
+ jit = iter->second.get();
+ return;
+ }
+
+ jit = new Dynarmic::Jit(GetUserCallbacks(interpreter_state, current_page_table));
+ jits.emplace(current_page_table, std::unique_ptr<Dynarmic::Jit>(jit));
+}
diff --git a/src/core/arm/dynarmic/arm_dynarmic.h b/src/core/arm/dynarmic/arm_dynarmic.h
index 834dc989e..96148a1a5 100644
--- a/src/core/arm/dynarmic/arm_dynarmic.h
+++ b/src/core/arm/dynarmic/arm_dynarmic.h
@@ -4,12 +4,17 @@
#pragma once
+#include <map>
#include <memory>
#include <dynarmic/dynarmic.h>
#include "common/common_types.h"
#include "core/arm/arm_interface.h"
#include "core/arm/skyeye_common/armstate.h"
+namespace Memory {
+struct PageTable;
+} // namespace Memory
+
class ARM_Dynarmic final : public ARM_Interface {
public:
ARM_Dynarmic(PrivilegeMode initial_mode);
@@ -36,8 +41,11 @@ public:
void ExecuteInstructions(int num_instructions) override;
void ClearInstructionCache() override;
+ void PageTableChanged() override;
private:
- std::unique_ptr<Dynarmic::Jit> jit;
+ Dynarmic::Jit* jit = nullptr;
+ Memory::PageTable* current_page_table = nullptr;
+ std::map<Memory::PageTable*, std::unique_ptr<Dynarmic::Jit>> jits;
std::shared_ptr<ARMul_State> interpreter_state;
};
diff --git a/src/core/arm/dyncom/arm_dyncom.cpp b/src/core/arm/dyncom/arm_dyncom.cpp
index 81f9bf99e..da955c9b9 100644
--- a/src/core/arm/dyncom/arm_dyncom.cpp
+++ b/src/core/arm/dyncom/arm_dyncom.cpp
@@ -25,6 +25,10 @@ void ARM_DynCom::ClearInstructionCache() {
trans_cache_buf_top = 0;
}
+void ARM_DynCom::PageTableChanged() {
+ ClearInstructionCache();
+}
+
void ARM_DynCom::SetPC(u32 pc) {
state->Reg[15] = pc;
}
diff --git a/src/core/arm/dyncom/arm_dyncom.h b/src/core/arm/dyncom/arm_dyncom.h
index 62c174f3c..0ae535671 100644
--- a/src/core/arm/dyncom/arm_dyncom.h
+++ b/src/core/arm/dyncom/arm_dyncom.h
@@ -16,6 +16,7 @@ public:
~ARM_DynCom();
void ClearInstructionCache() override;
+ void PageTableChanged() override;
void SetPC(u32 pc) override;
u32 GetPC() const override;
diff --git a/src/core/memory.cpp b/src/core/memory.cpp
index 67ba732ad..a6b5f6c99 100644
--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -9,6 +9,8 @@
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/swap.h"
+#include "core/arm/arm_interface.h"
+#include "core/core.h"
#include "core/hle/kernel/memory.h"
#include "core/hle/kernel/process.h"
#include "core/hle/lock.h"
@@ -26,6 +28,9 @@ static PageTable* current_page_table = nullptr;
void SetCurrentPageTable(PageTable* page_table) {
current_page_table = page_table;
+ if (Core::System::GetInstance().IsPoweredOn()) {
+ Core::CPU().PageTableChanged();
+ }
}
PageTable* GetCurrentPageTable() {