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core/arm_interface: Improve the performance of memory fallbacks. 

We just create one memory subsystem. This is a constant all the time.
So there is no need to call the non-inlined parent.Memory() helper on every callback.
master
Markus Wick 2021-05-29 09:00:47 +07:00
parent 420b1f89d3
commit ddb186e61d
2 changed files with 31 additions and 29 deletions
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28
src/core/arm/dynarmic/arm_dynarmic_32.cpp
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@ -24,45 +24,46 @@ namespace Core {
class DynarmicCallbacks32 : public Dynarmic::A32::UserCallbacks {
public:
explicit DynarmicCallbacks32(ARM_Dynarmic_32& parent_) : parent{parent_} {}
explicit DynarmicCallbacks32(ARM_Dynarmic_32& parent_)
: parent{parent_}, memory(parent.system.Memory()) {}
u8 MemoryRead8(u32 vaddr) override {
return parent.system.Memory().Read8(vaddr);
return memory.Read8(vaddr);
}
u16 MemoryRead16(u32 vaddr) override {
return parent.system.Memory().Read16(vaddr);
return memory.Read16(vaddr);
}
u32 MemoryRead32(u32 vaddr) override {
return parent.system.Memory().Read32(vaddr);
return memory.Read32(vaddr);
}
u64 MemoryRead64(u32 vaddr) override {
return parent.system.Memory().Read64(vaddr);
return memory.Read64(vaddr);
}
void MemoryWrite8(u32 vaddr, u8 value) override {
parent.system.Memory().Write8(vaddr, value);
memory.Write8(vaddr, value);
}
void MemoryWrite16(u32 vaddr, u16 value) override {
parent.system.Memory().Write16(vaddr, value);
memory.Write16(vaddr, value);
}
void MemoryWrite32(u32 vaddr, u32 value) override {
parent.system.Memory().Write32(vaddr, value);
memory.Write32(vaddr, value);
}
void MemoryWrite64(u32 vaddr, u64 value) override {
parent.system.Memory().Write64(vaddr, value);
memory.Write64(vaddr, value);
}
bool MemoryWriteExclusive8(u32 vaddr, u8 value, u8 expected) override {
return parent.system.Memory().WriteExclusive8(vaddr, value, expected);
return memory.WriteExclusive8(vaddr, value, expected);
}
bool MemoryWriteExclusive16(u32 vaddr, u16 value, u16 expected) override {
return parent.system.Memory().WriteExclusive16(vaddr, value, expected);
return memory.WriteExclusive16(vaddr, value, expected);
}
bool MemoryWriteExclusive32(u32 vaddr, u32 value, u32 expected) override {
return parent.system.Memory().WriteExclusive32(vaddr, value, expected);
return memory.WriteExclusive32(vaddr, value, expected);
}
bool MemoryWriteExclusive64(u32 vaddr, u64 value, u64 expected) override {
return parent.system.Memory().WriteExclusive64(vaddr, value, expected);
return memory.WriteExclusive64(vaddr, value, expected);
}
void InterpreterFallback(u32 pc, std::size_t num_instructions) override {
@ -112,6 +113,7 @@ public:
}
ARM_Dynarmic_32& parent;
Core::Memory::Memory& memory;
std::size_t num_interpreted_instructions{};
static constexpr u64 minimum_run_cycles = 1000U;
};

32
src/core/arm/dynarmic/arm_dynarmic_64.cpp
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@ -27,57 +27,56 @@ using Vector = Dynarmic::A64::Vector;
class DynarmicCallbacks64 : public Dynarmic::A64::UserCallbacks {
public:
explicit DynarmicCallbacks64(ARM_Dynarmic_64& parent_) : parent{parent_} {}
explicit DynarmicCallbacks64(ARM_Dynarmic_64& parent_)
: parent{parent_}, memory(parent.system.Memory()) {}
u8 MemoryRead8(u64 vaddr) override {
return parent.system.Memory().Read8(vaddr);
return memory.Read8(vaddr);
}
u16 MemoryRead16(u64 vaddr) override {
return parent.system.Memory().Read16(vaddr);
return memory.Read16(vaddr);
}
u32 MemoryRead32(u64 vaddr) override {
return parent.system.Memory().Read32(vaddr);
return memory.Read32(vaddr);
}
u64 MemoryRead64(u64 vaddr) override {
return parent.system.Memory().Read64(vaddr);
return memory.Read64(vaddr);
}
Vector MemoryRead128(u64 vaddr) override {
auto& memory = parent.system.Memory();
return {memory.Read64(vaddr), memory.Read64(vaddr + 8)};
}
void MemoryWrite8(u64 vaddr, u8 value) override {
parent.system.Memory().Write8(vaddr, value);
memory.Write8(vaddr, value);
}
void MemoryWrite16(u64 vaddr, u16 value) override {
parent.system.Memory().Write16(vaddr, value);
memory.Write16(vaddr, value);
}
void MemoryWrite32(u64 vaddr, u32 value) override {
parent.system.Memory().Write32(vaddr, value);
memory.Write32(vaddr, value);
}
void MemoryWrite64(u64 vaddr, u64 value) override {
parent.system.Memory().Write64(vaddr, value);
memory.Write64(vaddr, value);
}
void MemoryWrite128(u64 vaddr, Vector value) override {
auto& memory = parent.system.Memory();
memory.Write64(vaddr, value[0]);
memory.Write64(vaddr + 8, value[1]);
}
bool MemoryWriteExclusive8(u64 vaddr, std::uint8_t value, std::uint8_t expected) override {
return parent.system.Memory().WriteExclusive8(vaddr, value, expected);
return memory.WriteExclusive8(vaddr, value, expected);
}
bool MemoryWriteExclusive16(u64 vaddr, std::uint16_t value, std::uint16_t expected) override {
return parent.system.Memory().WriteExclusive16(vaddr, value, expected);
return memory.WriteExclusive16(vaddr, value, expected);
}
bool MemoryWriteExclusive32(u64 vaddr, std::uint32_t value, std::uint32_t expected) override {
return parent.system.Memory().WriteExclusive32(vaddr, value, expected);
return memory.WriteExclusive32(vaddr, value, expected);
}
bool MemoryWriteExclusive64(u64 vaddr, std::uint64_t value, std::uint64_t expected) override {
return parent.system.Memory().WriteExclusive64(vaddr, value, expected);
return memory.WriteExclusive64(vaddr, value, expected);
}
bool MemoryWriteExclusive128(u64 vaddr, Vector value, Vector expected) override {
return parent.system.Memory().WriteExclusive128(vaddr, value, expected);
return memory.WriteExclusive128(vaddr, value, expected);
}
void InterpreterFallback(u64 pc, std::size_t num_instructions) override {
@ -139,6 +138,7 @@ public:
}
ARM_Dynarmic_64& parent;
Core::Memory::Memory& memory;
u64 tpidrro_el0 = 0;
u64 tpidr_el0 = 0;
static constexpr u64 minimum_run_cycles = 1000U;