diff options
Diffstat (limited to 'src/core/arm/skyeye_common/armdefs.h')
| -rw-r--r-- | src/core/arm/skyeye_common/armdefs.h | 97 |
1 files changed, 14 insertions, 83 deletions
diff --git a/src/core/arm/skyeye_common/armdefs.h b/src/core/arm/skyeye_common/armdefs.h index c1a19fecc..470f9508d 100644 --- a/src/core/arm/skyeye_common/armdefs.h +++ b/src/core/arm/skyeye_common/armdefs.h @@ -17,9 +17,10 @@ #pragma once +#include <unordered_map> + #include "common/common_types.h" #include "core/arm/skyeye_common/arm_regformat.h" -#include "core/arm/skyeye_common/skyeye_defs.h" #define BITS(s, a, b) ((s << ((sizeof(s) * 8 - 1) - b)) >> (sizeof(s) * 8 - b + a - 1)) #define BIT(s, n) ((s >> (n)) & 1) @@ -53,26 +54,11 @@ typedef u64 ARMdword; // must be 64 bits wide typedef u32 ARMword; // must be 32 bits wide typedef u16 ARMhword; // must be 16 bits wide typedef u8 ARMbyte; // must be 8 bits wide -typedef struct ARMul_State ARMul_State; - -typedef unsigned ARMul_CPInits(ARMul_State* state); -typedef unsigned ARMul_CPExits(ARMul_State* state); -typedef unsigned ARMul_LDCs(ARMul_State* state, unsigned type, ARMword instr, ARMword value); -typedef unsigned ARMul_STCs(ARMul_State* state, unsigned type, ARMword instr, ARMword* value); -typedef unsigned ARMul_MRCs(ARMul_State* state, unsigned type, ARMword instr, ARMword* value); -typedef unsigned ARMul_MCRs(ARMul_State* state, unsigned type, ARMword instr, ARMword value); -typedef unsigned ARMul_MRRCs(ARMul_State* state, unsigned type, ARMword instr, ARMword* value1, ARMword* value2); -typedef unsigned ARMul_MCRRs(ARMul_State* state, unsigned type, ARMword instr, ARMword value1, ARMword value2); -typedef unsigned ARMul_CDPs(ARMul_State* state, unsigned type, ARMword instr); -typedef unsigned ARMul_CPReads(ARMul_State* state, unsigned reg, ARMword* value); -typedef unsigned ARMul_CPWrites(ARMul_State* state, unsigned reg, ARMword value); #define VFP_REG_NUM 64 struct ARMul_State { ARMword Emulate; // To start and stop emulation - unsigned EndCondition; // Reason for stopping - unsigned ErrorCode; // Type of illegal instruction // Order of the following register should not be modified ARMword Reg[16]; // The current register file @@ -91,15 +77,15 @@ struct ARMul_State ARMword exclusive_tag; // The address for which the local monitor is in exclusive access mode ARMword exclusive_state; ARMword exclusive_result; - ARMword CP15[VFP_BASE - CP15_BASE]; - ARMword VFP[3]; // FPSID, FPSCR, and FPEXC + ARMword CP15[CP15_REGISTER_COUNT]; + + // FPSID, FPSCR, and FPEXC + ARMword VFP[VFP_SYSTEM_REGISTER_COUNT]; // VFPv2 and VFPv3-D16 has 16 doubleword registers (D0-D16 or S0-S31). // VFPv3-D32/ASIMD may have up to 32 doubleword registers (D0-D31), // and only 32 singleword registers are accessible (S0-S31). ARMword ExtReg[VFP_REG_NUM]; /* ---- End of the ordered registers ---- */ - - ARMword RegBank[7][16]; // all the registers ARMword NFlag, ZFlag, CFlag, VFlag, IFFlags; // Dummy flags for speed unsigned int shifter_carry_out; @@ -112,24 +98,7 @@ struct ARMul_State unsigned long long NumInstrs; // The number of instructions executed unsigned NumInstrsToExecute; - unsigned NextInstr; - unsigned VectorCatch; // Caught exception mask - - ARMul_CPInits* CPInit[16]; // Coprocessor initialisers - ARMul_CPExits* CPExit[16]; // Coprocessor finalisers - ARMul_LDCs* LDC[16]; // LDC instruction - ARMul_STCs* STC[16]; // STC instruction - ARMul_MRCs* MRC[16]; // MRC instruction - ARMul_MCRs* MCR[16]; // MCR instruction - ARMul_MRRCs* MRRC[16]; // MRRC instruction - ARMul_MCRRs* MCRR[16]; // MCRR instruction - ARMul_CDPs* CDP[16]; // CDP instruction - ARMul_CPReads* CPRead[16]; // Read CP register - ARMul_CPWrites* CPWrite[16]; // Write CP register - unsigned char* CPData[16]; // Coprocessor data - unsigned char const* CPRegWords[16]; // Map of coprocessor register sizes - - unsigned NresetSig; // Reset the processor + unsigned NresetSig; // Reset the processor unsigned NfiqSig; unsigned NirqSig; @@ -171,13 +140,6 @@ So, if lateabtSig=1, then it means Late Abort Model(Base Updated Abort Model) */ unsigned lateabtSig; - bool Aborted; // Sticky flag for aborts - bool Reseted; // Sticky flag for Reset - ARMword Inted, LastInted; // Sticky flags for interrupts - ARMword Base; // Extra hand for base writeback - ARMword AbortAddr; // To keep track of Prefetch aborts - ARMword Vector; // Synthesize aborts in cycle modes - // For differentiating ARM core emulaiton. bool is_v4; // Are we emulating a v4 architecture (or higher)? bool is_v5; // Are we emulating a v5 architecture? @@ -189,16 +151,9 @@ So, if lateabtSig=1, then it means Late Abort Model(Base Updated Abort Model) // 0 Base Restored Abort Model, 1 the Early Abort Model, 2 Base Updated Abort Model int abort_model; - // Added by ksh in 2005-10-1 - cpu_config_t* cpu; - - u32 CurrInstr; - u32 last_pc; // The last PC executed - u32 last_instr; // The last instruction executed - u32 WriteAddr[17]; - u32 WriteData[17]; - u32 WritePc[17]; - u32 CurrWrite; + // TODO(bunnei): Move this cache to a better place - it should be per codeset (likely per + // process for our purposes), not per ARMul_State (which tracks CPU core state). + std::unordered_map<u32, int> instruction_cache; }; /***************************************************************************\ @@ -284,34 +239,6 @@ enum { ARMul_INC = 3 }; -enum { - ARMul_CP13_R0_FIQ = 0x1, - ARMul_CP13_R0_IRQ = 0x2, - ARMul_CP13_R8_PMUS = 0x1, - - ARMul_CP14_R0_ENABLE = 0x0001, - ARMul_CP14_R0_CLKRST = 0x0004, - ARMul_CP14_R0_CCD = 0x0008, - ARMul_CP14_R0_INTEN0 = 0x0010, - ARMul_CP14_R0_INTEN1 = 0x0020, - ARMul_CP14_R0_INTEN2 = 0x0040, - ARMul_CP14_R0_FLAG0 = 0x0100, - ARMul_CP14_R0_FLAG1 = 0x0200, - ARMul_CP14_R0_FLAG2 = 0x0400, - ARMul_CP14_R10_MOE_IB = 0x0004, - ARMul_CP14_R10_MOE_DB = 0x0008, - ARMul_CP14_R10_MOE_BT = 0x000c, - ARMul_CP15_R1_ENDIAN = 0x0080, - ARMul_CP15_R1_ALIGN = 0x0002, - ARMul_CP15_R5_X = 0x0400, - ARMul_CP15_R5_ST_ALIGN = 0x0001, - ARMul_CP15_R5_IMPRE = 0x0406, - ARMul_CP15_R5_MMU_EXCPT = 0x0400, - ARMul_CP15_DBCON_M = 0x0100, - ARMul_CP15_DBCON_E1 = 0x000c, - ARMul_CP15_DBCON_E0 = 0x0003 -}; - /***************************************************************************\ * Definitons of things in the host environment * \***************************************************************************/ @@ -357,3 +284,7 @@ extern u32 ARMul_SignedSatQ(s32, u8, bool*); extern u32 ARMul_UnsignedSatQ(s32, u8, bool*); extern bool InBigEndianMode(ARMul_State*); +extern bool InAPrivilegedMode(ARMul_State*); + +extern u32 ReadCP15Register(ARMul_State* cpu, u32 crn, u32 opcode_1, u32 crm, u32 opcode_2); +extern void WriteCP15Register(ARMul_State* cpu, u32 value, u32 crn, u32 opcode_1, u32 crm, u32 opcode_2); |