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@ -4,6 +4,12 @@
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#include <assert.h>
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#ifdef _WIN32
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#else
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#include <sys/mman.h>
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#include <unistd.h>
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#endif
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using namespace Gen;
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namespace ARMJIT
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@ -28,9 +34,34 @@ const int RegisterCache<Compiler, X64Reg>::NativeRegsAvailable =
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int instructionPopularityARM[ARMInstrInfo::ak_Count];
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/*
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We'll repurpose this .bss memory
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*/
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u8 CodeMemory[1024 * 1024 * 32];
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Compiler::Compiler()
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{
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AllocCodeSpace(1024 * 1024 * 16);
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#ifdef _WIN32
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#else
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u64 pagesize = sysconf(_SC_PAGE_SIZE);
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#endif
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u8* pageAligned = (u8*)(((u64)CodeMemory & ~(pagesize - 1)) + pagesize);
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u64 alignedSize = (((u64)CodeMemory + sizeof(CodeMemory)) & ~(pagesize - 1)) - (u64)pageAligned;
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#ifdef _WIN32
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#else
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mprotect(pageAligned, alignedSize, PROT_EXEC | PROT_READ | PROT_WRITE);
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#endif
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region = pageAligned;
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region_size = alignedSize;
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total_region_size = region_size;
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ClearCodeSpace();
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SetCodePtr(pageAligned);
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memset(instructionPopularityARM, 0, sizeof(instructionPopularityARM));
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@ -187,6 +218,124 @@ Gen::FixupBranch Compiler::CheckCondition(u32 cond)
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}
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}
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#define F(x) &Compiler::x
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const Compiler::CompileFunc A_Comp[ARMInstrInfo::ak_Count] =
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{
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// AND
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// EOR
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// SUB
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// RSB
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// ADD
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// ADC
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// SBC
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// RSC
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// ORR
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// MOV
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F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp),
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F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp),
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// BIC
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith), F(A_Comp_Arith),
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// MVN
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F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp),
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F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp), F(A_Comp_MovOp),
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// TST
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F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp),
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// TEQ
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F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp),
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// CMP
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F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp),
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// CMN
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F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp), F(A_Comp_CmpOp),
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// Mul
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F(A_Comp_MUL_MLA), F(A_Comp_MUL_MLA), NULL, NULL, NULL, F(A_Comp_SMULL_SMLAL), NULL, NULL, NULL, NULL, NULL,
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// ARMv5 stuff
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F(A_Comp_CLZ), NULL, NULL, NULL, NULL,
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// STR
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F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB),
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// STRB
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F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB),
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// LDR
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F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB),
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// LDRB
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F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB), F(A_Comp_MemWB),
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// STRH
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F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf),
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// LDRD, STRD never used by anything so they stay interpreted (by anything I mean the 5 games I checked)
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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// LDRH
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F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf),
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// LDRSB
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F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf),
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// LDRSH
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F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf), F(A_Comp_MemHalf),
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// swap
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NULL, NULL,
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// LDM/STM
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F(A_Comp_LDM_STM), F(A_Comp_LDM_STM),
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// Branch
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F(A_Comp_BranchImm), F(A_Comp_BranchImm), F(A_Comp_BranchImm), F(A_Comp_BranchXchangeReg), F(A_Comp_BranchXchangeReg),
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// system stuff
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NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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};
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const Compiler::CompileFunc T_Comp[ARMInstrInfo::tk_Count] = {
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// Shift imm
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F(T_Comp_ShiftImm), F(T_Comp_ShiftImm), F(T_Comp_ShiftImm),
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// Three operand ADD/SUB
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F(T_Comp_AddSub_), F(T_Comp_AddSub_), F(T_Comp_AddSub_), F(T_Comp_AddSub_),
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// 8 bit imm
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F(T_Comp_ALU_Imm8), F(T_Comp_ALU_Imm8), F(T_Comp_ALU_Imm8), F(T_Comp_ALU_Imm8),
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// general ALU
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F(T_Comp_ALU), F(T_Comp_ALU), F(T_Comp_ALU), F(T_Comp_ALU),
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F(T_Comp_ALU), F(T_Comp_ALU), F(T_Comp_ALU), F(T_Comp_ALU),
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F(T_Comp_ALU), F(T_Comp_ALU), F(T_Comp_ALU), F(T_Comp_ALU),
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F(T_Comp_ALU), F(T_Comp_MUL), F(T_Comp_ALU), F(T_Comp_ALU),
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// hi reg
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F(T_Comp_ALU_HiReg), F(T_Comp_ALU_HiReg), F(T_Comp_ALU_HiReg),
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// pc/sp relative
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F(T_Comp_RelAddr), F(T_Comp_RelAddr), F(T_Comp_AddSP),
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// LDR pcrel
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F(T_Comp_LoadPCRel),
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// LDR/STR reg offset
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F(T_Comp_MemReg), F(T_Comp_MemReg), F(T_Comp_MemReg), F(T_Comp_MemReg),
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// LDR/STR sign extended, half
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F(T_Comp_MemRegHalf), F(T_Comp_MemRegHalf), F(T_Comp_MemRegHalf), F(T_Comp_MemRegHalf),
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// LDR/STR imm offset
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F(T_Comp_MemImm), F(T_Comp_MemImm), F(T_Comp_MemImm), F(T_Comp_MemImm),
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// LDR/STR half imm offset
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F(T_Comp_MemImmHalf), F(T_Comp_MemImmHalf),
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// LDR/STR sp rel
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F(T_Comp_MemSPRel), F(T_Comp_MemSPRel),
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// PUSH/POP
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F(T_Comp_PUSH_POP), F(T_Comp_PUSH_POP),
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// LDMIA, STMIA
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F(T_Comp_LDMIA_STMIA), F(T_Comp_LDMIA_STMIA),
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// Branch
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F(T_Comp_BCOND), F(T_Comp_BranchXchangeReg), F(T_Comp_BranchXchangeReg), F(T_Comp_B), F(T_Comp_BL_LONG_1), F(T_Comp_BL_LONG_2),
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// Unk, SVC
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NULL, NULL
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};
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#undef F
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CompiledBlock Compiler::CompileBlock(ARM* cpu, FetchedInstr instrs[], int instrsCount)
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{
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if (IsAlmostFull())
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@ -206,7 +355,7 @@ CompiledBlock Compiler::CompileBlock(ARM* cpu, FetchedInstr instrs[], int instrs
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bool mergedThumbBL = false;
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ABI_PushRegistersAndAdjustStack({ABI_ALL_CALLEE_SAVED & ABI_ALL_GPRS}, 8, 16);
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ABI_PushRegistersAndAdjustStack(BitSet32(ABI_ALL_CALLEE_SAVED & ABI_ALL_GPRS & ~RSP), 8);
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MOV(64, R(RCPU), ImmPtr(cpu));
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@ -220,8 +369,10 @@ CompiledBlock Compiler::CompileBlock(ARM* cpu, FetchedInstr instrs[], int instrs
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R15 += Thumb ? 2 : 4;
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CurInstr = instrs[i];
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CompileFunc comp = GetCompFunc(CurInstr.Info.Kind);
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CompileFunc comp = Thumb
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? T_Comp[CurInstr.Info.Kind]
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: A_Comp[CurInstr.Info.Kind];
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if (!Thumb)
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instructionPopularityARM[CurInstr.Info.Kind] += comp == NULL;
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@ -318,139 +469,12 @@ CompiledBlock Compiler::CompileBlock(ARM* cpu, FetchedInstr instrs[], int instrs
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MOV(32, R(RAX), Imm32(ConstantCycles));
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ABI_PopRegistersAndAdjustStack({ABI_ALL_CALLEE_SAVED & ABI_ALL_GPRS}, 8, 16);
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ABI_PopRegistersAndAdjustStack(BitSet32(ABI_ALL_CALLEE_SAVED & ABI_ALL_GPRS & ~RSP), 8);
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RET();
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return res;
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}
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CompileFunc Compiler::GetCompFunc(int kind)
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{
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// this might look like waste of space, so many repeatitions, but it's invaluable for debugging.
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// see ARMInstrInfo.h for the order
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CompileFunc const A_Comp[ARMInstrInfo::ak_Count] =
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{
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// AND
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// EOR
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// SUB
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// RSB
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// ADD
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// ADC
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// SBC
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// RSC
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// ORR
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// MOV
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A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp,
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A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp,
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// BIC
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith, A_Comp_Arith,
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// MVN
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A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp,
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A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp, A_Comp_MovOp,
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// TST
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A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp,
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// TEQ
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A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp,
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// CMP
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A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp,
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// CMN
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A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp, A_Comp_CmpOp,
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// Mul
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A_Comp_MUL_MLA, A_Comp_MUL_MLA, NULL, NULL, NULL, A_Comp_SMULL_SMLAL, NULL, NULL, NULL, NULL, NULL,
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// ARMv5 stuff
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A_Comp_CLZ, NULL, NULL, NULL, NULL,
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// STR
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A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB,
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//NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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// STRB
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//NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB,
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// LDR
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//NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB,
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// LDRB
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//NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB, A_Comp_MemWB,
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// STRH
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A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf,
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// LDRD, STRD never used by anything so they stay interpreted (by anything I mean the 5 games I checked)
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NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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// LDRH
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A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf,
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// LDRSB
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A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf,
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// LDRSH
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A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf, A_Comp_MemHalf,
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// swap
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NULL, NULL,
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// LDM/STM
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A_Comp_LDM_STM, A_Comp_LDM_STM,
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// Branch
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A_Comp_BranchImm, A_Comp_BranchImm, A_Comp_BranchImm, A_Comp_BranchXchangeReg, A_Comp_BranchXchangeReg,
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// system stuff
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NULL, NULL, NULL, NULL, NULL, NULL, NULL,
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};
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CompileFunc const T_Comp[ARMInstrInfo::tk_Count] = {
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// Shift imm
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T_Comp_ShiftImm, T_Comp_ShiftImm, T_Comp_ShiftImm,
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// Three operand ADD/SUB
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T_Comp_AddSub_, T_Comp_AddSub_, T_Comp_AddSub_, T_Comp_AddSub_,
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// 8 bit imm
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T_Comp_ALU_Imm8, T_Comp_ALU_Imm8, T_Comp_ALU_Imm8, T_Comp_ALU_Imm8,
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// general ALU
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T_Comp_ALU, T_Comp_ALU, T_Comp_ALU, T_Comp_ALU,
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T_Comp_ALU, T_Comp_ALU, T_Comp_ALU, T_Comp_ALU,
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T_Comp_ALU, T_Comp_ALU, T_Comp_ALU, T_Comp_ALU,
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T_Comp_ALU, T_Comp_MUL, T_Comp_ALU, T_Comp_ALU,
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// hi reg
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T_Comp_ALU_HiReg, T_Comp_ALU_HiReg, T_Comp_ALU_HiReg,
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// pc/sp relative
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T_Comp_RelAddr, T_Comp_RelAddr, T_Comp_AddSP,
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// LDR pcrel
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T_Comp_LoadPCRel,
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// LDR/STR reg offset
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T_Comp_MemReg, T_Comp_MemReg, T_Comp_MemReg, T_Comp_MemReg,
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// LDR/STR sign extended, half
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T_Comp_MemRegHalf, T_Comp_MemRegHalf, T_Comp_MemRegHalf, T_Comp_MemRegHalf,
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// LDR/STR imm offset
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T_Comp_MemImm, T_Comp_MemImm, T_Comp_MemImm, T_Comp_MemImm,
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// LDR/STR half imm offset
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T_Comp_MemImmHalf, T_Comp_MemImmHalf,
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// LDR/STR sp rel
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T_Comp_MemSPRel, T_Comp_MemSPRel,
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// PUSH/POP
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T_Comp_PUSH_POP, T_Comp_PUSH_POP,
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// LDMIA, STMIA
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T_Comp_LDMIA_STMIA, T_Comp_LDMIA_STMIA,
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// Branch
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T_Comp_BCOND, T_Comp_BranchXchangeReg, T_Comp_BranchXchangeReg, T_Comp_B, T_Comp_BL_LONG_1, T_Comp_BL_LONG_2,
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// Unk, SVC
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NULL, NULL
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};
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return Thumb ? T_Comp[kind] : A_Comp[kind];
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}
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void Compiler::Comp_AddCycles_C(bool forceNonConstant)
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{
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s32 cycles = Num ?
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