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core/arm: Remove obsolete Unicorn memory mapping 

This was initially necessary when AArch64 JIT emulation was in its
infancy and all memory-related instructions weren't implemented.

Given the JIT now has all of these facilities implemented, we can remove
these functions from the CPU interface.
This commit is contained in:
Lioncash 2019-07-11 05:32:50 -04:00
parent 0b3901bdd0
commit 70624e1c1d
6 changed files with 0 additions and 51 deletions
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7
src/core/arm/arm_interface.h
View File

@ -44,13 +44,6 @@ public:
/// Step CPU by one instruction
virtual void Step() = 0;
/// Maps a backing memory region for the CPU
virtual void MapBackingMemory(VAddr address, std::size_t size, u8* memory,
Kernel::VMAPermission perms) = 0;
/// Unmaps a region of memory that was previously mapped using MapBackingMemory
virtual void UnmapMemory(VAddr address, std::size_t size) = 0;
/// Clear all instruction cache
virtual void ClearInstructionCache() = 0;

9
src/core/arm/dynarmic/arm_dynarmic.cpp
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@ -177,15 +177,6 @@ ARM_Dynarmic::ARM_Dynarmic(System& system, ExclusiveMonitor& exclusive_monitor,
ARM_Dynarmic::~ARM_Dynarmic() = default;
void ARM_Dynarmic::MapBackingMemory(u64 address, std::size_t size, u8* memory,
Kernel::VMAPermission perms) {
inner_unicorn.MapBackingMemory(address, size, memory, perms);
}
void ARM_Dynarmic::UnmapMemory(u64 address, std::size_t size) {
inner_unicorn.UnmapMemory(address, size);
}
void ARM_Dynarmic::SetPC(u64 pc) {
jit->SetPC(pc);
}

3
src/core/arm/dynarmic/arm_dynarmic.h
View File

@ -23,9 +23,6 @@ public:
ARM_Dynarmic(System& system, ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
~ARM_Dynarmic() override;
void MapBackingMemory(VAddr address, std::size_t size, u8* memory,
Kernel::VMAPermission perms) override;
void UnmapMemory(u64 address, std::size_t size) override;
void SetPC(u64 pc) override;
u64 GetPC() const override;
u64 GetReg(int index) const override;

9
src/core/arm/unicorn/arm_unicorn.cpp
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@ -76,15 +76,6 @@ ARM_Unicorn::~ARM_Unicorn() {
CHECKED(uc_close(uc));
}
void ARM_Unicorn::MapBackingMemory(VAddr address, std::size_t size, u8* memory,
Kernel::VMAPermission perms) {
CHECKED(uc_mem_map_ptr(uc, address, size, static_cast<u32>(perms), memory));
}
void ARM_Unicorn::UnmapMemory(VAddr address, std::size_t size) {
CHECKED(uc_mem_unmap(uc, address, size));
}
void ARM_Unicorn::SetPC(u64 pc) {
CHECKED(uc_reg_write(uc, UC_ARM64_REG_PC, &pc));
}

3
src/core/arm/unicorn/arm_unicorn.h
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@ -18,9 +18,6 @@ public:
explicit ARM_Unicorn(System& system);
~ARM_Unicorn() override;
void MapBackingMemory(VAddr address, std::size_t size, u8* memory,
Kernel::VMAPermission perms) override;
void UnmapMemory(VAddr address, std::size_t size) override;
void SetPC(u64 pc) override;
u64 GetPC() const override;
u64 GetReg(int index) const override;

20
src/core/hle/kernel/vm_manager.cpp
View File

@ -8,7 +8,6 @@
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/memory_hook.h"
#include "core/arm/arm_interface.h"
#include "core/core.h"
#include "core/file_sys/program_metadata.h"
#include "core/hle/kernel/errors.h"
@ -109,15 +108,6 @@ ResultVal<VMManager::VMAHandle> VMManager::MapMemoryBlock(VAddr target,
VirtualMemoryArea& final_vma = vma_handle->second;
ASSERT(final_vma.size == size);
system.ArmInterface(0).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
system.ArmInterface(1).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
system.ArmInterface(2).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
system.ArmInterface(3).MapBackingMemory(target, size, block->data() + offset,
VMAPermission::ReadWriteExecute);
final_vma.type = VMAType::AllocatedMemoryBlock;
final_vma.permissions = VMAPermission::ReadWrite;
final_vma.state = state;
@ -137,11 +127,6 @@ ResultVal<VMManager::VMAHandle> VMManager::MapBackingMemory(VAddr target, u8* me
VirtualMemoryArea& final_vma = vma_handle->second;
ASSERT(final_vma.size == size);
system.ArmInterface(0).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
system.ArmInterface(1).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
system.ArmInterface(2).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
system.ArmInterface(3).MapBackingMemory(target, size, memory, VMAPermission::ReadWriteExecute);
final_vma.type = VMAType::BackingMemory;
final_vma.permissions = VMAPermission::ReadWrite;
final_vma.state = state;
@ -230,11 +215,6 @@ ResultCode VMManager::UnmapRange(VAddr target, u64 size) {
ASSERT(FindVMA(target)->second.size >= size);
system.ArmInterface(0).UnmapMemory(target, size);
system.ArmInterface(1).UnmapMemory(target, size);
system.ArmInterface(2).UnmapMemory(target, size);
system.ArmInterface(3).UnmapMemory(target, size);
return RESULT_SUCCESS;
}