diff --git a/src/core/arm/arm_interface.h b/src/core/arm/arm_interface.h index 0b2af2a9bc..867e349324 100644 --- a/src/core/arm/arm_interface.h +++ b/src/core/arm/arm_interface.h @@ -10,7 +10,7 @@ namespace Core { -/// Generic ARM11 CPU interface +/// Generic ARMv8 CPU interface class ARM_Interface : NonCopyable { public: virtual ~ARM_Interface() {} @@ -19,9 +19,9 @@ public: std::array cpu_registers; u64 sp; u64 pc; - u64 cpsr; - std::array fpu_registers; - u64 fpscr; + u64 pstate; + std::array vector_registers; + u64 fpcr; }; /// Runs the CPU until an event happens @@ -69,42 +69,50 @@ public: */ virtual void SetReg(int index, u64 value) = 0; - virtual u128 GetExtReg(int index) const = 0; - - virtual void SetExtReg(int index, u128 value) = 0; + /** + * Gets the value of a specified vector register. + * + * @param index The index of the vector register. + * @return the value within the vector register. + */ + virtual u128 GetVectorReg(int index) const = 0; /** - * Gets the value of a VFP register - * @param index Register index (0-31) - * @return Returns the value in the register + * Sets a given value into a vector register. + * + * @param index The index of the vector register. + * @param value The new value to place in the register. */ - virtual u32 GetVFPReg(int index) const = 0; + virtual void SetVectorReg(int index, u128 value) = 0; /** - * Sets a VFP register to the given value - * @param index Register index (0-31) - * @param value Value to set register to + * Get the current PSTATE register + * @return Returns the value of the PSTATE register */ - virtual void SetVFPReg(int index, u32 value) = 0; + virtual u32 GetPSTATE() const = 0; /** - * Get the current CPSR register - * @return Returns the value of the CPSR register + * Set the current PSTATE register + * @param pstate Value to set PSTATE to */ - virtual u32 GetCPSR() const = 0; - - /** - * Set the current CPSR register - * @param cpsr Value to set CPSR to - */ - virtual void SetCPSR(u32 cpsr) = 0; + virtual void SetPSTATE(u32 pstate) = 0; virtual VAddr GetTlsAddress() const = 0; virtual void SetTlsAddress(VAddr address) = 0; + /** + * Gets the value within the TPIDR_EL0 (read/write software thread ID) register. + * + * @return the value within the register. + */ virtual u64 GetTPIDR_EL0() const = 0; + /** + * Sets a new value within the TPIDR_EL0 (read/write software thread ID) register. + * + * @param value The new value to place in the register. + */ virtual void SetTPIDR_EL0(u64 value) = 0; /** @@ -119,6 +127,7 @@ public: */ virtual void LoadContext(const ThreadContext& ctx) = 0; + /// Clears the exclusive monitor's state. virtual void ClearExclusiveState() = 0; /// Prepare core for thread reschedule (if needed to correctly handle state) diff --git a/src/core/arm/dynarmic/arm_dynarmic.cpp b/src/core/arm/dynarmic/arm_dynarmic.cpp index 0c175d8727..725759554f 100644 --- a/src/core/arm/dynarmic/arm_dynarmic.cpp +++ b/src/core/arm/dynarmic/arm_dynarmic.cpp @@ -194,29 +194,20 @@ void ARM_Dynarmic::SetReg(int index, u64 value) { jit->SetRegister(index, value); } -u128 ARM_Dynarmic::GetExtReg(int index) const { +u128 ARM_Dynarmic::GetVectorReg(int index) const { return jit->GetVector(index); } -void ARM_Dynarmic::SetExtReg(int index, u128 value) { +void ARM_Dynarmic::SetVectorReg(int index, u128 value) { jit->SetVector(index, value); } -u32 ARM_Dynarmic::GetVFPReg(int /*index*/) const { - UNIMPLEMENTED(); - return {}; -} - -void ARM_Dynarmic::SetVFPReg(int /*index*/, u32 /*value*/) { - UNIMPLEMENTED(); -} - -u32 ARM_Dynarmic::GetCPSR() const { +u32 ARM_Dynarmic::GetPSTATE() const { return jit->GetPstate(); } -void ARM_Dynarmic::SetCPSR(u32 cpsr) { - jit->SetPstate(cpsr); +void ARM_Dynarmic::SetPSTATE(u32 pstate) { + jit->SetPstate(pstate); } u64 ARM_Dynarmic::GetTlsAddress() const { @@ -239,18 +230,18 @@ void ARM_Dynarmic::SaveContext(ThreadContext& ctx) { ctx.cpu_registers = jit->GetRegisters(); ctx.sp = jit->GetSP(); ctx.pc = jit->GetPC(); - ctx.cpsr = jit->GetPstate(); - ctx.fpu_registers = jit->GetVectors(); - ctx.fpscr = jit->GetFpcr(); + ctx.pstate = jit->GetPstate(); + ctx.vector_registers = jit->GetVectors(); + ctx.fpcr = jit->GetFpcr(); } void ARM_Dynarmic::LoadContext(const ThreadContext& ctx) { jit->SetRegisters(ctx.cpu_registers); jit->SetSP(ctx.sp); jit->SetPC(ctx.pc); - jit->SetPstate(static_cast(ctx.cpsr)); - jit->SetVectors(ctx.fpu_registers); - jit->SetFpcr(static_cast(ctx.fpscr)); + jit->SetPstate(static_cast(ctx.pstate)); + jit->SetVectors(ctx.vector_registers); + jit->SetFpcr(static_cast(ctx.fpcr)); } void ARM_Dynarmic::PrepareReschedule() { diff --git a/src/core/arm/dynarmic/arm_dynarmic.h b/src/core/arm/dynarmic/arm_dynarmic.h index 56c60c8531..e61382d3de 100644 --- a/src/core/arm/dynarmic/arm_dynarmic.h +++ b/src/core/arm/dynarmic/arm_dynarmic.h @@ -29,14 +29,12 @@ public: u64 GetPC() const override; u64 GetReg(int index) const override; void SetReg(int index, u64 value) override; - u128 GetExtReg(int index) const override; - void SetExtReg(int index, u128 value) override; - u32 GetVFPReg(int index) const override; - void SetVFPReg(int index, u32 value) override; - u32 GetCPSR() const override; + u128 GetVectorReg(int index) const override; + void SetVectorReg(int index, u128 value) override; + u32 GetPSTATE() const override; + void SetPSTATE(u32 pstate) override; void Run() override; void Step() override; - void SetCPSR(u32 cpsr) override; VAddr GetTlsAddress() const override; void SetTlsAddress(VAddr address) override; void SetTPIDR_EL0(u64 value) override; diff --git a/src/core/arm/unicorn/arm_unicorn.cpp b/src/core/arm/unicorn/arm_unicorn.cpp index 4e02b7cd44..e218a0b15e 100644 --- a/src/core/arm/unicorn/arm_unicorn.cpp +++ b/src/core/arm/unicorn/arm_unicorn.cpp @@ -131,33 +131,24 @@ void ARM_Unicorn::SetReg(int regn, u64 val) { CHECKED(uc_reg_write(uc, treg, &val)); } -u128 ARM_Unicorn::GetExtReg(int /*index*/) const { +u128 ARM_Unicorn::GetVectorReg(int /*index*/) const { UNIMPLEMENTED(); static constexpr u128 res{}; return res; } -void ARM_Unicorn::SetExtReg(int /*index*/, u128 /*value*/) { +void ARM_Unicorn::SetVectorReg(int /*index*/, u128 /*value*/) { UNIMPLEMENTED(); } -u32 ARM_Unicorn::GetVFPReg(int /*index*/) const { - UNIMPLEMENTED(); - return {}; -} - -void ARM_Unicorn::SetVFPReg(int /*index*/, u32 /*value*/) { - UNIMPLEMENTED(); -} - -u32 ARM_Unicorn::GetCPSR() const { +u32 ARM_Unicorn::GetPSTATE() const { u64 nzcv{}; CHECKED(uc_reg_read(uc, UC_ARM64_REG_NZCV, &nzcv)); return static_cast(nzcv); } -void ARM_Unicorn::SetCPSR(u32 cpsr) { - u64 nzcv = cpsr; +void ARM_Unicorn::SetPSTATE(u32 pstate) { + u64 nzcv = pstate; CHECKED(uc_reg_write(uc, UC_ARM64_REG_NZCV, &nzcv)); } @@ -219,7 +210,7 @@ void ARM_Unicorn::SaveContext(ThreadContext& ctx) { CHECKED(uc_reg_read(uc, UC_ARM64_REG_SP, &ctx.sp)); CHECKED(uc_reg_read(uc, UC_ARM64_REG_PC, &ctx.pc)); - CHECKED(uc_reg_read(uc, UC_ARM64_REG_NZCV, &ctx.cpsr)); + CHECKED(uc_reg_read(uc, UC_ARM64_REG_NZCV, &ctx.pstate)); for (auto i = 0; i < 29; ++i) { uregs[i] = UC_ARM64_REG_X0 + i; @@ -234,7 +225,7 @@ void ARM_Unicorn::SaveContext(ThreadContext& ctx) { for (int i = 0; i < 32; ++i) { uregs[i] = UC_ARM64_REG_Q0 + i; - tregs[i] = &ctx.fpu_registers[i]; + tregs[i] = &ctx.vector_registers[i]; } CHECKED(uc_reg_read_batch(uc, uregs, tregs, 32)); @@ -246,7 +237,7 @@ void ARM_Unicorn::LoadContext(const ThreadContext& ctx) { CHECKED(uc_reg_write(uc, UC_ARM64_REG_SP, &ctx.sp)); CHECKED(uc_reg_write(uc, UC_ARM64_REG_PC, &ctx.pc)); - CHECKED(uc_reg_write(uc, UC_ARM64_REG_NZCV, &ctx.cpsr)); + CHECKED(uc_reg_write(uc, UC_ARM64_REG_NZCV, &ctx.pstate)); for (int i = 0; i < 29; ++i) { uregs[i] = UC_ARM64_REG_X0 + i; @@ -261,7 +252,7 @@ void ARM_Unicorn::LoadContext(const ThreadContext& ctx) { for (auto i = 0; i < 32; ++i) { uregs[i] = UC_ARM64_REG_Q0 + i; - tregs[i] = (void*)&ctx.fpu_registers[i]; + tregs[i] = (void*)&ctx.vector_registers[i]; } CHECKED(uc_reg_write_batch(uc, uregs, tregs, 32)); diff --git a/src/core/arm/unicorn/arm_unicorn.h b/src/core/arm/unicorn/arm_unicorn.h index d6f7cf4ab9..75761950b5 100644 --- a/src/core/arm/unicorn/arm_unicorn.h +++ b/src/core/arm/unicorn/arm_unicorn.h @@ -22,12 +22,10 @@ public: u64 GetPC() const override; u64 GetReg(int index) const override; void SetReg(int index, u64 value) override; - u128 GetExtReg(int index) const override; - void SetExtReg(int index, u128 value) override; - u32 GetVFPReg(int index) const override; - void SetVFPReg(int index, u32 value) override; - u32 GetCPSR() const override; - void SetCPSR(u32 cpsr) override; + u128 GetVectorReg(int index) const override; + void SetVectorReg(int index, u128 value) override; + u32 GetPSTATE() const override; + void SetPSTATE(u32 pstate) override; VAddr GetTlsAddress() const override; void SetTlsAddress(VAddr address) override; void SetTPIDR_EL0(u64 value) override; diff --git a/src/core/gdbstub/gdbstub.cpp b/src/core/gdbstub/gdbstub.cpp index cfaf20a880..1b04f68bf3 100644 --- a/src/core/gdbstub/gdbstub.cpp +++ b/src/core/gdbstub/gdbstub.cpp @@ -65,9 +65,9 @@ constexpr u32 MSG_WAITALL = 8; constexpr u32 LR_REGISTER = 30; constexpr u32 SP_REGISTER = 31; constexpr u32 PC_REGISTER = 32; -constexpr u32 CPSR_REGISTER = 33; +constexpr u32 PSTATE_REGISTER = 33; constexpr u32 UC_ARM64_REG_Q0 = 34; -constexpr u32 FPSCR_REGISTER = 66; +constexpr u32 FPCR_REGISTER = 66; // TODO/WiP - Used while working on support for FPU constexpr u32 TODO_DUMMY_REG_997 = 997; @@ -116,7 +116,7 @@ constexpr char target_xml[] = - + @@ -135,7 +135,7 @@ constexpr char target_xml[] = - + @@ -227,10 +227,10 @@ static u64 RegRead(std::size_t id, Kernel::Thread* thread = nullptr) { return thread->context.sp; } else if (id == PC_REGISTER) { return thread->context.pc; - } else if (id == CPSR_REGISTER) { - return thread->context.cpsr; - } else if (id > CPSR_REGISTER && id < FPSCR_REGISTER) { - return thread->context.fpu_registers[id - UC_ARM64_REG_Q0][0]; + } else if (id == PSTATE_REGISTER) { + return thread->context.pstate; + } else if (id > PSTATE_REGISTER && id < FPCR_REGISTER) { + return thread->context.vector_registers[id - UC_ARM64_REG_Q0][0]; } else { return 0; } @@ -247,10 +247,10 @@ static void RegWrite(std::size_t id, u64 val, Kernel::Thread* thread = nullptr) thread->context.sp = val; } else if (id == PC_REGISTER) { thread->context.pc = val; - } else if (id == CPSR_REGISTER) { - thread->context.cpsr = val; - } else if (id > CPSR_REGISTER && id < FPSCR_REGISTER) { - thread->context.fpu_registers[id - (CPSR_REGISTER + 1)][0] = val; + } else if (id == PSTATE_REGISTER) { + thread->context.pstate = val; + } else if (id > PSTATE_REGISTER && id < FPCR_REGISTER) { + thread->context.vector_registers[id - (PSTATE_REGISTER + 1)][0] = val; } } @@ -781,11 +781,11 @@ static void ReadRegister() { LongToGdbHex(reply, RegRead(id, current_thread)); } else if (id == PC_REGISTER) { LongToGdbHex(reply, RegRead(id, current_thread)); - } else if (id == CPSR_REGISTER) { - IntToGdbHex(reply, (u32)RegRead(id, current_thread)); - } else if (id >= UC_ARM64_REG_Q0 && id < FPSCR_REGISTER) { + } else if (id == PSTATE_REGISTER) { + IntToGdbHex(reply, static_cast(RegRead(id, current_thread))); + } else if (id >= UC_ARM64_REG_Q0 && id < FPCR_REGISTER) { LongToGdbHex(reply, RegRead(id, current_thread)); - } else if (id == FPSCR_REGISTER) { + } else if (id == FPCR_REGISTER) { LongToGdbHex(reply, RegRead(TODO_DUMMY_REG_998, current_thread)); } else { LongToGdbHex(reply, RegRead(TODO_DUMMY_REG_997, current_thread)); @@ -811,7 +811,7 @@ static void ReadRegisters() { bufptr += 16; - IntToGdbHex(bufptr, (u32)RegRead(CPSR_REGISTER, current_thread)); + IntToGdbHex(bufptr, static_cast(RegRead(PSTATE_REGISTER, current_thread))); bufptr += 8; @@ -843,11 +843,11 @@ static void WriteRegister() { RegWrite(id, GdbHexToLong(buffer_ptr), current_thread); } else if (id == PC_REGISTER) { RegWrite(id, GdbHexToLong(buffer_ptr), current_thread); - } else if (id == CPSR_REGISTER) { + } else if (id == PSTATE_REGISTER) { RegWrite(id, GdbHexToInt(buffer_ptr), current_thread); - } else if (id >= UC_ARM64_REG_Q0 && id < FPSCR_REGISTER) { + } else if (id >= UC_ARM64_REG_Q0 && id < FPCR_REGISTER) { RegWrite(id, GdbHexToLong(buffer_ptr), current_thread); - } else if (id == FPSCR_REGISTER) { + } else if (id == FPCR_REGISTER) { RegWrite(TODO_DUMMY_REG_998, GdbHexToLong(buffer_ptr), current_thread); } else { RegWrite(TODO_DUMMY_REG_997, GdbHexToLong(buffer_ptr), current_thread); @@ -866,16 +866,16 @@ static void WriteRegisters() { if (command_buffer[0] != 'G') return SendReply("E01"); - for (u32 i = 0, reg = 0; reg <= FPSCR_REGISTER; i++, reg++) { + for (u32 i = 0, reg = 0; reg <= FPCR_REGISTER; i++, reg++) { if (reg <= SP_REGISTER) { RegWrite(reg, GdbHexToLong(buffer_ptr + i * 16), current_thread); } else if (reg == PC_REGISTER) { RegWrite(PC_REGISTER, GdbHexToLong(buffer_ptr + i * 16), current_thread); - } else if (reg == CPSR_REGISTER) { - RegWrite(CPSR_REGISTER, GdbHexToInt(buffer_ptr + i * 16), current_thread); - } else if (reg >= UC_ARM64_REG_Q0 && reg < FPSCR_REGISTER) { + } else if (reg == PSTATE_REGISTER) { + RegWrite(PSTATE_REGISTER, GdbHexToInt(buffer_ptr + i * 16), current_thread); + } else if (reg >= UC_ARM64_REG_Q0 && reg < FPCR_REGISTER) { RegWrite(reg, GdbHexToLong(buffer_ptr + i * 16), current_thread); - } else if (reg == FPSCR_REGISTER) { + } else if (reg == FPCR_REGISTER) { RegWrite(TODO_DUMMY_REG_998, GdbHexToLong(buffer_ptr + i * 16), current_thread); } else { UNIMPLEMENTED(); diff --git a/src/core/hle/kernel/thread.cpp b/src/core/hle/kernel/thread.cpp index 89cd5f4010..d4183d6e3a 100644 --- a/src/core/hle/kernel/thread.cpp +++ b/src/core/hle/kernel/thread.cpp @@ -217,8 +217,8 @@ static void ResetThreadContext(Core::ARM_Interface::ThreadContext& context, VAdd context.cpu_registers[0] = arg; context.pc = entry_point; context.sp = stack_top; - context.cpsr = 0; - context.fpscr = 0; + context.pstate = 0; + context.fpcr = 0; } ResultVal> Thread::Create(KernelCore& kernel, std::string name, VAddr entry_point,