cpu_newrec_compiler_aarch32.h (8122B)
1 // SPDX-FileCopyrightText: 2023 Connor McLaughlin <stenzek@gmail.com> 2 // SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0) 3 4 #pragma once 5 6 #include "cpu_newrec_compiler.h" 7 #include <memory> 8 9 #ifdef CPU_ARCH_ARM32 10 11 #include "vixl/aarch32/assembler-aarch32.h" 12 #include "vixl/aarch32/operands-aarch32.h" 13 14 namespace CPU::NewRec { 15 16 class AArch32Compiler final : public Compiler 17 { 18 public: 19 AArch32Compiler(); 20 ~AArch32Compiler() override; 21 22 protected: 23 const char* GetHostRegName(u32 reg) const override; 24 25 const void* GetCurrentCodePointer() override; 26 27 void LoadHostRegWithConstant(u32 reg, u32 val) override; 28 void LoadHostRegFromCPUPointer(u32 reg, const void* ptr) override; 29 void StoreConstantToCPUPointer(u32 val, const void* ptr) override; 30 void StoreHostRegToCPUPointer(u32 reg, const void* ptr) override; 31 void CopyHostReg(u32 dst, u32 src) override; 32 33 void Reset(CodeCache::Block* block, u8* code_buffer, u32 code_buffer_space, u8* far_code_buffer, 34 u32 far_code_space) override; 35 void BeginBlock() override; 36 void GenerateBlockProtectCheck(const u8* ram_ptr, const u8* shadow_ptr, u32 size) override; 37 void GenerateICacheCheckAndUpdate() override; 38 void GenerateCall(const void* func, s32 arg1reg = -1, s32 arg2reg = -1, s32 arg3reg = -1) override; 39 void EndBlock(const std::optional<u32>& newpc, bool do_event_test) override; 40 void EndBlockWithException(Exception excode) override; 41 void EndAndLinkBlock(const std::optional<u32>& newpc, bool do_event_test, bool force_run_events); 42 const void* EndCompile(u32* code_size, u32* far_code_size) override; 43 44 void Flush(u32 flags) override; 45 46 void Compile_Fallback() override; 47 48 void CheckBranchTarget(const vixl::aarch32::Register& pcreg); 49 void Compile_jr(CompileFlags cf) override; 50 void Compile_jalr(CompileFlags cf) override; 51 void Compile_bxx(CompileFlags cf, BranchCondition cond) override; 52 53 void Compile_addi(CompileFlags cf, bool overflow); 54 void Compile_addi(CompileFlags cf) override; 55 void Compile_addiu(CompileFlags cf) override; 56 void Compile_slti(CompileFlags cf, bool sign); 57 void Compile_slti(CompileFlags cf) override; 58 void Compile_sltiu(CompileFlags cf) override; 59 void Compile_andi(CompileFlags cf) override; 60 void Compile_ori(CompileFlags cf) override; 61 void Compile_xori(CompileFlags cf) override; 62 63 void Compile_shift(CompileFlags cf, 64 void (vixl::aarch32::Assembler::*op)(vixl::aarch32::Register, vixl::aarch32::Register, 65 const vixl::aarch32::Operand&)); 66 void Compile_sll(CompileFlags cf) override; 67 void Compile_srl(CompileFlags cf) override; 68 void Compile_sra(CompileFlags cf) override; 69 void Compile_variable_shift(CompileFlags cf, 70 void (vixl::aarch32::Assembler::*op)(vixl::aarch32::Register, vixl::aarch32::Register, 71 const vixl::aarch32::Operand&)); 72 void Compile_sllv(CompileFlags cf) override; 73 void Compile_srlv(CompileFlags cf) override; 74 void Compile_srav(CompileFlags cf) override; 75 void Compile_mult(CompileFlags cf, bool sign); 76 void Compile_mult(CompileFlags cf) override; 77 void Compile_multu(CompileFlags cf) override; 78 void Compile_div(CompileFlags cf) override; 79 void Compile_divu(CompileFlags cf) override; 80 void TestOverflow(const vixl::aarch32::Register& result); 81 void Compile_dst_op(CompileFlags cf, 82 void (vixl::aarch32::Assembler::*op)(vixl::aarch32::Register, vixl::aarch32::Register, 83 const vixl::aarch32::Operand&), 84 bool commutative, bool logical, bool overflow); 85 void Compile_add(CompileFlags cf) override; 86 void Compile_addu(CompileFlags cf) override; 87 void Compile_sub(CompileFlags cf) override; 88 void Compile_subu(CompileFlags cf) override; 89 void Compile_and(CompileFlags cf) override; 90 void Compile_or(CompileFlags cf) override; 91 void Compile_xor(CompileFlags cf) override; 92 void Compile_nor(CompileFlags cf) override; 93 void Compile_slt(CompileFlags cf, bool sign); 94 void Compile_slt(CompileFlags cf) override; 95 void Compile_sltu(CompileFlags cf) override; 96 97 vixl::aarch32::Register 98 ComputeLoadStoreAddressArg(CompileFlags cf, const std::optional<VirtualMemoryAddress>& address, 99 const std::optional<const vixl::aarch32::Register>& reg = std::nullopt); 100 template<typename RegAllocFn> 101 vixl::aarch32::Register GenerateLoad(const vixl::aarch32::Register& addr_reg, MemoryAccessSize size, bool sign, 102 bool use_fastmem, const RegAllocFn& dst_reg_alloc); 103 void GenerateStore(const vixl::aarch32::Register& addr_reg, const vixl::aarch32::Register& value_reg, 104 MemoryAccessSize size, bool use_fastmem); 105 void Compile_lxx(CompileFlags cf, MemoryAccessSize size, bool sign, bool use_fastmem, 106 const std::optional<VirtualMemoryAddress>& address) override; 107 void Compile_lwx(CompileFlags cf, MemoryAccessSize size, bool sign, bool use_fastmem, 108 const std::optional<VirtualMemoryAddress>& address) override; 109 void Compile_lwc2(CompileFlags cf, MemoryAccessSize size, bool sign, bool use_fastmem, 110 const std::optional<VirtualMemoryAddress>& address) override; 111 void Compile_sxx(CompileFlags cf, MemoryAccessSize size, bool sign, bool use_fastmem, 112 const std::optional<VirtualMemoryAddress>& address) override; 113 void Compile_swx(CompileFlags cf, MemoryAccessSize size, bool sign, bool use_fastmem, 114 const std::optional<VirtualMemoryAddress>& address) override; 115 void Compile_swc2(CompileFlags cf, MemoryAccessSize size, bool sign, bool use_fastmem, 116 const std::optional<VirtualMemoryAddress>& address) override; 117 118 void TestInterrupts(const vixl::aarch32::Register& sr); 119 void Compile_mtc0(CompileFlags cf) override; 120 void Compile_rfe(CompileFlags cf) override; 121 122 void Compile_mfc2(CompileFlags cf) override; 123 void Compile_mtc2(CompileFlags cf) override; 124 void Compile_cop2(CompileFlags cf) override; 125 126 void GeneratePGXPCallWithMIPSRegs(const void* func, u32 arg1val, Reg arg2reg = Reg::count, 127 Reg arg3reg = Reg::count) override; 128 129 private: 130 void EmitMov(const vixl::aarch32::Register& dst, u32 val); 131 void EmitCall(const void* ptr, bool force_inline = false); 132 133 vixl::aarch32::Operand armCheckAddSubConstant(s32 val); 134 vixl::aarch32::Operand armCheckAddSubConstant(u32 val); 135 vixl::aarch32::Operand armCheckCompareConstant(s32 val); 136 vixl::aarch32::Operand armCheckLogicalConstant(u32 val); 137 138 void SwitchToFarCode(bool emit_jump, vixl::aarch32::ConditionType cond = vixl::aarch32::ConditionType::al); 139 void SwitchToFarCodeIfBitSet(const vixl::aarch32::Register& reg, u32 bit); 140 void SwitchToFarCodeIfRegZeroOrNonZero(const vixl::aarch32::Register& reg, bool nonzero); 141 void SwitchToNearCode(bool emit_jump, vixl::aarch32::ConditionType cond = vixl::aarch32::ConditionType::al); 142 143 void AssertRegOrConstS(CompileFlags cf) const; 144 void AssertRegOrConstT(CompileFlags cf) const; 145 vixl::aarch32::MemOperand MipsPtr(Reg r) const; 146 vixl::aarch32::Register CFGetRegD(CompileFlags cf) const; 147 vixl::aarch32::Register CFGetRegS(CompileFlags cf) const; 148 vixl::aarch32::Register CFGetRegT(CompileFlags cf) const; 149 vixl::aarch32::Register CFGetRegLO(CompileFlags cf) const; 150 vixl::aarch32::Register CFGetRegHI(CompileFlags cf) const; 151 vixl::aarch32::Register GetMembaseReg(); 152 153 void MoveSToReg(const vixl::aarch32::Register& dst, CompileFlags cf); 154 void MoveTToReg(const vixl::aarch32::Register& dst, CompileFlags cf); 155 void MoveMIPSRegToReg(const vixl::aarch32::Register& dst, Reg reg); 156 157 vixl::aarch32::Assembler m_emitter; 158 vixl::aarch32::Assembler m_far_emitter; 159 vixl::aarch32::Assembler* armAsm; 160 161 #ifdef VIXL_DEBUG 162 std::unique_ptr<vixl::CodeBufferCheckScope> m_emitter_check; 163 std::unique_ptr<vixl::CodeBufferCheckScope> m_far_emitter_check; 164 #endif 165 }; 166 167 } // namespace CPU::NewRec 168 169 #endif // CPU_ARCH_ARM32