jit: Implement arm32 instruction decoding logic

Introduces the core Arm32 decoder, including the instruction parsing
mechanism and an initial set of defined instructions.

Signed-off-by: Ronald Caesar <github43132@proton.me>
This commit is contained in:
Ronald Caesar 2025-10-19 00:33:42 -04:00
parent 2e2b5df20c
commit a0ed4382a5
No known key found for this signature in database
GPG key ID: 04307C401999C596
5 changed files with 308 additions and 337 deletions

View file

@ -97,7 +97,6 @@ add_executable(Pound
add_subdirectory(3rd_Party)
add_subdirectory(src/common)
add_subdirectory(src/frontend)
add_subdirectory(src/host)
add_subdirectory(src/jit)
add_subdirectory(src/pvm)
@ -110,7 +109,7 @@ add_subdirectory(src/targets/switch1/hardware)
include(TestBigEndian)
TEST_BIG_ENDIAN(WORDS_BIGENDIAN)
list(APPEND POUND_PROJECT_TARGETS common frontend host pvm)
list(APPEND POUND_PROJECT_TARGETS common host pvm)
foreach(TARGET ${POUND_PROJECT_TARGETS})
# Apply Endianness definitions to all our targets.
if(WORDS_BIGENDIAN)
@ -149,7 +148,6 @@ set_property(TARGET Pound PROPERTY CMAKE_INTERPROCEDURAL_OPTIMIZATION_RELEASE TR
target_link_libraries(Pound PRIVATE
common
frontend
host
jit
pvm

View file

@ -7,17 +7,16 @@
namespace pound::jit::decoder
{
/* Increase value as more instructions get implemented */
#define INSTRUCTION_ARRAY_CAPACITY 4
arm32_decoder_t g_arm32_decoder = {};
#define INSTRUCTION_ARRAY_CAPACITY 261
#define HASH_TABLE_INVALID_INDEX 0xFFFF
/*
* ============================================================================
* Foward Declarations
* ============================================================================
*/
void arm32_add_instruction(arm32_decoder_t* decoder, const char* name, const char* bitstring, arm32_handler_fn handler);
void arm32_ADD_imm_handler(arm32_decoder_t* decoder, arm32_instruction_t instruction);
void arm32_add_instruction(arm32_decoder_t* decoder, const char* name, const char* bitstring);
void arm32_parse_bitstring(const char* bitstring, uint32_t* mask, uint32_t* expected);
void arm32_grow_instructions_array(arm32_decoder_t* decoder, size_t new_capacity);
@ -38,7 +37,7 @@ void arm32_init(pound::host::memory::arena_t allocator, arm32_decoder_t* decoder
/* Setup Instructions array.*/
size_t instructions_array_size = INSTRUCTION_ARRAY_CAPACITY * sizeof(arm32_instruction_info_t);
PVM_ASSERT(instructions_array_size <= decoder->allocator.capacity);
LOG_TRACE("Growing instructions array to %d bytes", instructions_array_size);
LOG_TRACE("Allocated %d bytes to instructions array", instructions_array_size);
void* new_ptr = pound::host::memory::arena_allocate(&decoder->allocator, instructions_array_size);
PVM_ASSERT(nullptr != new_ptr);
@ -47,12 +46,32 @@ void arm32_init(pound::host::memory::arena_t allocator, arm32_decoder_t* decoder
decoder->instruction_capacity = INSTRUCTION_ARRAY_CAPACITY;
/* Add all Arm32 instructions */
#define INST(fn, name, bitstring) arm32_add_instruction(decoder, name, bitstring, &arm32_##fn##_handler);
#define INST(fn, name, bitstring) arm32_add_instruction(decoder, name, bitstring);
#include "./arm32.inc"
#undef INST
}
void arm32_add_instruction(arm32_decoder_t* decoder, const char* name, const char* bitstring, arm32_handler_fn handler)
arm32_instruction_info_t* arm32_decode(arm32_decoder_t* decoder, uint32_t instruction)
{
for (size_t i = 0; i < decoder->instruction_count; ++i)
{
arm32_instruction_info_t* info = &decoder->instructions[i];
if ((instruction & info->mask) == info->expected)
{
LOG_TRACE("Instruction found for 0x%08X: %s", instruction, info->name);
return info;
}
}
PVM_ASSERT_MSG(false, "No instruction found for 0x%08X", instruction);
}
/*
* ============================================================================
* Private Functions
* ============================================================================
*/
void arm32_add_instruction(arm32_decoder_t* decoder, const char* name, const char* bitstring)
{
PVM_ASSERT(nullptr != decoder);
PVM_ASSERT(nullptr != decoder->allocator.data);
@ -60,44 +79,22 @@ void arm32_add_instruction(arm32_decoder_t* decoder, const char* name, const cha
PVM_ASSERT(nullptr != bitstring);
PVM_ASSERT(decoder->instruction_count < decoder->instruction_capacity);
arm32_opcode_t mask = 0;
arm32_opcode_t expected = 0;
uint32_t mask = 0;
uint32_t expected = 0;
arm32_parse_bitstring(bitstring, &mask, &expected);
arm32_instruction_info_t* info = &decoder->instructions[decoder->instruction_count];
PVM_ASSERT(nullptr != info);
info->name = name;
info->mask = mask;
info->expected = expected;
info->handler = handler;
/* Calculate priority based on number of fixed bits. */
info->priority = 0;
for (int i = 0; i < 32; ++i)
{
if ((mask >> i) & 1)
{
++info->priority;
}
}
++decoder->instruction_count;
LOG_TRACE("========================================");
LOG_TRACE("Instruction Registered: %s", info->name);
LOG_TRACE("Mask: 0x%08X", info->mask);
LOG_TRACE("Expected: 0x%08X", info->expected);
LOG_TRACE("Priority: %d", info->priority);
LOG_TRACE("========================================");
/* TODO(GloriousTacoo:jit): Add instruction to lookup table. */
}
void arm32_ADD_imm_handler(arm32_decoder_t* decoder, arm32_instruction_t instruction) {}
/*
* ============================================================================
* Private Functions
* ============================================================================
*/
void arm32_parse_bitstring(const char* bitstring, uint32_t* mask, uint32_t* expected)
{
@ -109,7 +106,7 @@ void arm32_parse_bitstring(const char* bitstring, uint32_t* mask, uint32_t* expe
*mask = 0;
*expected = 0;
uint8_t instruction_size_bits = 32;
for (int i = 0; (i < instruction_size_bits) && (bitstring[i] != '\0'); ++i)
for (unsigned int i = 0; (i < instruction_size_bits) && (bitstring[i] != '\0'); ++i)
{
uint32_t bit_position = 31 - i;
switch (bitstring[i])
@ -120,19 +117,9 @@ void arm32_parse_bitstring(const char* bitstring, uint32_t* mask, uint32_t* expe
case '1':
*mask |= (1U << bit_position);
*expected |= (1U << bit_position);
break;
case 'c':
case 'n':
case 'd':
case 'r':
case 'v':
case 's':
case 'S':
break;
default:
PVM_ASSERT_MSG(false, "Invalid bitstring character: %c", bitstring[i]);
break;
}
}
}
} // namespace pound::jit::decoder

View file

@ -7,22 +7,14 @@
namespace pound::jit::decoder
{
typedef uint32_t arm32_opcode_t;
typedef uint32_t arm32_instruction_t;
typedef struct arm32_decoder arm32_decoder_t;
typedef void (*arm32_handler_fn)(arm32_decoder_t* decoder, arm32_instruction_t instruction);
typedef void (*arm32_handler_fn)(arm32_decoder_t* decoder, uint32_t instruction);
typedef struct
{
const char* name;
arm32_opcode_t mask;
arm32_opcode_t expected;
arm32_handler_fn handler;
/* Use to order instructions in the lookup table. The more specific
* instructions are checked first */
uint8_t priority;
uint32_t mask;
uint32_t expected;
} arm32_instruction_info_t;
struct arm32_decoder
@ -31,23 +23,11 @@ struct arm32_decoder
arm32_instruction_info_t* instructions;
size_t instruction_count;
size_t instruction_capacity;
struct
{
arm32_instruction_info_t** bucket;
size_t count;
size_t capacity;
} lookup_table[4096]; /* 2^12 entries. */
};
extern arm32_decoder_t g_arm32_decoder;
void arm32_init(pound::host::memory::arena_t allocator, arm32_decoder_t* decoder);
void arm32_add_instruction(arm32_decoder_t* decoder, const char* name, arm32_opcode_t mask, arm32_opcode_t expected,
arm32_handler_fn handler);
void arm32_ADD_imm_handler(arm32_decoder_t* decoder, arm32_instruction_t instruction);
} // namespace pound::jit::decoder
arm32_instruction_info_t* arm32_decode(arm32_decoder_t* decoder, uint32_t instruction);
}
#endif // POUND_JIT_DECODER_ARM32_H

View file

@ -1,316 +1,316 @@
// Barrier instructions
//INST(DMB, "DMB", "1111010101111111111100000101oooo") // v7
//INST(DSB, "DSB", "1111010101111111111100000100oooo") // v7
//INST(ISB, "ISB", "1111010101111111111100000110oooo") // v7
INST(DMB, "DMB", "1111010101111111111100000101oooo") // v7
INST(DSB, "DSB", "1111010101111111111100000100oooo") // v7
INST(ISB, "ISB", "1111010101111111111100000110oooo") // v7
// Branch instructions
//INST(BLX_imm, "BLX (imm)", "1111101hvvvvvvvvvvvvvvvvvvvvvvvv") // v5
//INST(BLX_reg, "BLX (reg)", "cccc000100101111111111110011mmmm") // v5
//INST(B, "B", "cccc1010vvvvvvvvvvvvvvvvvvvvvvvv") // v1
//INST(BL, "BL", "cccc1011vvvvvvvvvvvvvvvvvvvvvvvv") // v1
//INST(BX, "BX", "cccc000100101111111111110001mmmm") // v4T
//INST(BXJ, "BXJ", "cccc000100101111111111110010mmmm") // v5J
INST(BLX_imm, "BLX (imm)", "1111101hvvvvvvvvvvvvvvvvvvvvvvvv") // v5
INST(BLX_reg, "BLX (reg)", "cccc000100101111111111110011mmmm") // v5
INST(B, "B", "cccc1010vvvvvvvvvvvvvvvvvvvvvvvv") // v1
INST(BL, "BL", "cccc1011vvvvvvvvvvvvvvvvvvvvvvvv") // v1
INST(BX, "BX", "cccc000100101111111111110001mmmm") // v4T
INST(BXJ, "BXJ", "cccc000100101111111111110010mmmm") // v5J
// CRC32 instructions
//INST(CRC32, "CRC32", "cccc00010zz0nnnndddd00000100mmmm") // v8
//INST(CRC32C, "CRC32C", "cccc00010zz0nnnndddd00100100mmmm") // v8
INST(CRC32, "CRC32", "cccc00010zz0nnnndddd00000100mmmm") // v8
INST(CRC32C, "CRC32C", "cccc00010zz0nnnndddd00100100mmmm") // v8
// Coprocessor instructions
//INST(CDP, "CDP", "cccc1110ooooNNNNDDDDppppooo0MMMM") // v2 (CDP2: v5)
//INST(LDC, "LDC", "cccc110pudw1nnnnDDDDppppvvvvvvvv") // v2 (LDC2: v5)
//INST(MCR, "MCR", "cccc1110ooo0NNNNttttppppooo1MMMM") // v2 (MCR2: v5)
//INST(MCRR, "MCRR", "cccc11000100uuuuttttppppooooMMMM") // v5E (MCRR2: v6)
//INST(MRC, "MRC", "cccc1110ooo1NNNNttttppppooo1MMMM") // v2 (MRC2: v5)
//INST(MRRC, "MRRC", "cccc11000101uuuuttttppppooooMMMM") // v5E (MRRC2: v6)
//INST(STC, "STC", "cccc110pudw0nnnnDDDDppppvvvvvvvv") // v2 (STC2: v5)
INST(CDP, "CDP", "cccc1110ooooNNNNDDDDppppooo0MMMM") // v2 (CDP2: v5)
INST(LDC, "LDC", "cccc110pudw1nnnnDDDDppppvvvvvvvv") // v2 (LDC2: v5)
INST(MCR, "MCR", "cccc1110ooo0NNNNttttppppooo1MMMM") // v2 (MCR2: v5)
INST(MCRR, "MCRR", "cccc11000100uuuuttttppppooooMMMM") // v5E (MCRR2: v6)
INST(MRC, "MRC", "cccc1110ooo1NNNNttttppppooo1MMMM") // v2 (MRC2: v5)
INST(MRRC, "MRRC", "cccc11000101uuuuttttppppooooMMMM") // v5E (MRRC2: v6)
INST(STC, "STC", "cccc110pudw0nnnnDDDDppppvvvvvvvv") // v2 (STC2: v5)
// Data Processing instructions
//INST(ADC_imm, "ADC (imm)", "cccc0010101Snnnnddddrrrrvvvvvvvv") // v1
//INST(ADC_reg, "ADC (reg)", "cccc0000101Snnnnddddvvvvvrr0mmmm") // v1
//INST(ADC_rsr, "ADC (rsr)", "cccc0000101Snnnnddddssss0rr1mmmm") // v1
INST(ADC_imm, "ADC (imm)", "cccc0010101Snnnnddddrrrrvvvvvvvv") // v1
INST(ADC_reg, "ADC (reg)", "cccc0000101Snnnnddddvvvvvrr0mmmm") // v1
INST(ADC_rsr, "ADC (rsr)", "cccc0000101Snnnnddddssss0rr1mmmm") // v1
INST(ADD_imm, "ADD (imm)", "cccc0010100Snnnnddddrrrrvvvvvvvv") // v1
//INST(ADD_reg, "ADD (reg)", "cccc0000100Snnnnddddvvvvvrr0mmmm") // v1
//INST(ADD_rsr, "ADD (rsr)", "cccc0000100Snnnnddddssss0rr1mmmm") // v1
//INST(AND_imm, "AND (imm)", "cccc0010000Snnnnddddrrrrvvvvvvvv") // v1
//INST(AND_reg, "AND (reg)", "cccc0000000Snnnnddddvvvvvrr0mmmm") // v1
//INST(AND_rsr, "AND (rsr)", "cccc0000000Snnnnddddssss0rr1mmmm") // v1
//INST(BIC_imm, "BIC (imm)", "cccc0011110Snnnnddddrrrrvvvvvvvv") // v1
//INST(BIC_reg, "BIC (reg)", "cccc0001110Snnnnddddvvvvvrr0mmmm") // v1
//INST(BIC_rsr, "BIC (rsr)", "cccc0001110Snnnnddddssss0rr1mmmm") // v1
//INST(CMN_imm, "CMN (imm)", "cccc00110111nnnn0000rrrrvvvvvvvv") // v1
//INST(CMN_reg, "CMN (reg)", "cccc00010111nnnn0000vvvvvrr0mmmm") // v1
//INST(CMN_rsr, "CMN (rsr)", "cccc00010111nnnn0000ssss0rr1mmmm") // v1
//INST(CMP_imm, "CMP (imm)", "cccc00110101nnnn0000rrrrvvvvvvvv") // v1
//INST(CMP_reg, "CMP (reg)", "cccc00010101nnnn0000vvvvvrr0mmmm") // v1
//INST(CMP_rsr, "CMP (rsr)", "cccc00010101nnnn0000ssss0rr1mmmm") // v1
//INST(EOR_imm, "EOR (imm)", "cccc0010001Snnnnddddrrrrvvvvvvvv") // v1
//INST(EOR_reg, "EOR (reg)", "cccc0000001Snnnnddddvvvvvrr0mmmm") // v1
//INST(EOR_rsr, "EOR (rsr)", "cccc0000001Snnnnddddssss0rr1mmmm") // v1
//INST(MOV_imm, "MOV (imm)", "cccc0011101S0000ddddrrrrvvvvvvvv") // v1
//INST(MOV_reg, "MOV (reg)", "cccc0001101S0000ddddvvvvvrr0mmmm") // v1
//INST(MOV_rsr, "MOV (rsr)", "cccc0001101S0000ddddssss0rr1mmmm") // v1
//INST(MVN_imm, "MVN (imm)", "cccc0011111S0000ddddrrrrvvvvvvvv") // v1
//INST(MVN_reg, "MVN (reg)", "cccc0001111S0000ddddvvvvvrr0mmmm") // v1
//INST(MVN_rsr, "MVN (rsr)", "cccc0001111S0000ddddssss0rr1mmmm") // v1
//INST(ORR_imm, "ORR (imm)", "cccc0011100Snnnnddddrrrrvvvvvvvv") // v1
//INST(ORR_reg, "ORR (reg)", "cccc0001100Snnnnddddvvvvvrr0mmmm") // v1
//INST(ORR_rsr, "ORR (rsr)", "cccc0001100Snnnnddddssss0rr1mmmm") // v1
//INST(RSB_imm, "RSB (imm)", "cccc0010011Snnnnddddrrrrvvvvvvvv") // v1
//INST(RSB_reg, "RSB (reg)", "cccc0000011Snnnnddddvvvvvrr0mmmm") // v1
//INST(RSB_rsr, "RSB (rsr)", "cccc0000011Snnnnddddssss0rr1mmmm") // v1
//INST(RSC_imm, "RSC (imm)", "cccc0010111Snnnnddddrrrrvvvvvvvv") // v1
//INST(RSC_reg, "RSC (reg)", "cccc0000111Snnnnddddvvvvvrr0mmmm") // v1
//INST(RSC_rsr, "RSC (rsr)", "cccc0000111Snnnnddddssss0rr1mmmm") // v1
//INST(SBC_imm, "SBC (imm)", "cccc0010110Snnnnddddrrrrvvvvvvvv") // v1
//INST(SBC_reg, "SBC (reg)", "cccc0000110Snnnnddddvvvvvrr0mmmm") // v1
//INST(SBC_rsr, "SBC (rsr)", "cccc0000110Snnnnddddssss0rr1mmmm") // v1
//INST(SUB_imm, "SUB (imm)", "cccc0010010Snnnnddddrrrrvvvvvvvv") // v1
//INST(SUB_reg, "SUB (reg)", "cccc0000010Snnnnddddvvvvvrr0mmmm") // v1
//INST(SUB_rsr, "SUB (rsr)", "cccc0000010Snnnnddddssss0rr1mmmm") // v1
//INST(TEQ_imm, "TEQ (imm)", "cccc00110011nnnn0000rrrrvvvvvvvv") // v1
//INST(TEQ_reg, "TEQ (reg)", "cccc00010011nnnn0000vvvvvrr0mmmm") // v1
//INST(TEQ_rsr, "TEQ (rsr)", "cccc00010011nnnn0000ssss0rr1mmmm") // v1
//INST(TST_imm, "TST (imm)", "cccc00110001nnnn0000rrrrvvvvvvvv") // v1
//INST(TST_reg, "TST (reg)", "cccc00010001nnnn0000vvvvvrr0mmmm") // v1
//INST(TST_rsr, "TST (rsr)", "cccc00010001nnnn0000ssss0rr1mmmm") // v1
INST(ADD_reg, "ADD (reg)", "cccc0000100Snnnnddddvvvvvrr0mmmm") // v1
INST(ADD_rsr, "ADD (rsr)", "cccc0000100Snnnnddddssss0rr1mmmm") // v1
INST(AND_imm, "AND (imm)", "cccc0010000Snnnnddddrrrrvvvvvvvv") // v1
INST(AND_reg, "AND (reg)", "cccc0000000Snnnnddddvvvvvrr0mmmm") // v1
INST(AND_rsr, "AND (rsr)", "cccc0000000Snnnnddddssss0rr1mmmm") // v1
INST(BIC_imm, "BIC (imm)", "cccc0011110Snnnnddddrrrrvvvvvvvv") // v1
INST(BIC_reg, "BIC (reg)", "cccc0001110Snnnnddddvvvvvrr0mmmm") // v1
INST(BIC_rsr, "BIC (rsr)", "cccc0001110Snnnnddddssss0rr1mmmm") // v1
INST(CMN_imm, "CMN (imm)", "cccc00110111nnnn0000rrrrvvvvvvvv") // v1
INST(CMN_reg, "CMN (reg)", "cccc00010111nnnn0000vvvvvrr0mmmm") // v1
INST(CMN_rsr, "CMN (rsr)", "cccc00010111nnnn0000ssss0rr1mmmm") // v1
INST(CMP_imm, "CMP (imm)", "cccc00110101nnnn0000rrrrvvvvvvvv") // v1
INST(CMP_reg, "CMP (reg)", "cccc00010101nnnn0000vvvvvrr0mmmm") // v1
INST(CMP_rsr, "CMP (rsr)", "cccc00010101nnnn0000ssss0rr1mmmm") // v1
INST(EOR_imm, "EOR (imm)", "cccc0010001Snnnnddddrrrrvvvvvvvv") // v1
INST(EOR_reg, "EOR (reg)", "cccc0000001Snnnnddddvvvvvrr0mmmm") // v1
INST(EOR_rsr, "EOR (rsr)", "cccc0000001Snnnnddddssss0rr1mmmm") // v1
INST(MOV_imm, "MOV (imm)", "cccc0011101S0000ddddrrrrvvvvvvvv") // v1
INST(MOV_reg, "MOV (reg)", "cccc0001101S0000ddddvvvvvrr0mmmm") // v1
INST(MOV_rsr, "MOV (rsr)", "cccc0001101S0000ddddssss0rr1mmmm") // v1
INST(MVN_imm, "MVN (imm)", "cccc0011111S0000ddddrrrrvvvvvvvv") // v1
INST(MVN_reg, "MVN (reg)", "cccc0001111S0000ddddvvvvvrr0mmmm") // v1
INST(MVN_rsr, "MVN (rsr)", "cccc0001111S0000ddddssss0rr1mmmm") // v1
INST(ORR_imm, "ORR (imm)", "cccc0011100Snnnnddddrrrrvvvvvvvv") // v1
INST(ORR_reg, "ORR (reg)", "cccc0001100Snnnnddddvvvvvrr0mmmm") // v1
INST(ORR_rsr, "ORR (rsr)", "cccc0001100Snnnnddddssss0rr1mmmm") // v1
INST(RSB_imm, "RSB (imm)", "cccc0010011Snnnnddddrrrrvvvvvvvv") // v1
INST(RSB_reg, "RSB (reg)", "cccc0000011Snnnnddddvvvvvrr0mmmm") // v1
INST(RSB_rsr, "RSB (rsr)", "cccc0000011Snnnnddddssss0rr1mmmm") // v1
INST(RSC_imm, "RSC (imm)", "cccc0010111Snnnnddddrrrrvvvvvvvv") // v1
INST(RSC_reg, "RSC (reg)", "cccc0000111Snnnnddddvvvvvrr0mmmm") // v1
INST(RSC_rsr, "RSC (rsr)", "cccc0000111Snnnnddddssss0rr1mmmm") // v1
INST(SBC_imm, "SBC (imm)", "cccc0010110Snnnnddddrrrrvvvvvvvv") // v1
INST(SBC_reg, "SBC (reg)", "cccc0000110Snnnnddddvvvvvrr0mmmm") // v1
INST(SBC_rsr, "SBC (rsr)", "cccc0000110Snnnnddddssss0rr1mmmm") // v1
INST(SUB_imm, "SUB (imm)", "cccc0010010Snnnnddddrrrrvvvvvvvv") // v1
INST(SUB_reg, "SUB (reg)", "cccc0000010Snnnnddddvvvvvrr0mmmm") // v1
INST(SUB_rsr, "SUB (rsr)", "cccc0000010Snnnnddddssss0rr1mmmm") // v1
INST(TEQ_imm, "TEQ (imm)", "cccc00110011nnnn0000rrrrvvvvvvvv") // v1
INST(TEQ_reg, "TEQ (reg)", "cccc00010011nnnn0000vvvvvrr0mmmm") // v1
INST(TEQ_rsr, "TEQ (rsr)", "cccc00010011nnnn0000ssss0rr1mmmm") // v1
INST(TST_imm, "TST (imm)", "cccc00110001nnnn0000rrrrvvvvvvvv") // v1
INST(TST_reg, "TST (reg)", "cccc00010001nnnn0000vvvvvrr0mmmm") // v1
INST(TST_rsr, "TST (rsr)", "cccc00010001nnnn0000ssss0rr1mmmm") // v1
// Exception Generating instructions
//INST(BKPT, "BKPT", "cccc00010010vvvvvvvvvvvv0111vvvv") // v5
//INST(SVC, "SVC", "cccc1111vvvvvvvvvvvvvvvvvvvvvvvv") // v1
//INST(UDF, "UDF", "111001111111------------1111----")
INST(BKPT, "BKPT", "cccc00010010vvvvvvvvvvvv0111vvvv") // v5
INST(SVC, "SVC", "cccc1111vvvvvvvvvvvvvvvvvvvvvvvv") // v1
INST(UDF, "UDF", "111001111111------------1111----")
// Extension instructions
//INST(SXTB, "SXTB", "cccc011010101111ddddrr000111mmmm") // v6
//INST(SXTB16, "SXTB16", "cccc011010001111ddddrr000111mmmm") // v6
//INST(SXTH, "SXTH", "cccc011010111111ddddrr000111mmmm") // v6
//INST(SXTAB, "SXTAB", "cccc01101010nnnnddddrr000111mmmm") // v6
//INST(SXTAB16, "SXTAB16", "cccc01101000nnnnddddrr000111mmmm") // v6
//INST(SXTAH, "SXTAH", "cccc01101011nnnnddddrr000111mmmm") // v6
//INST(UXTB, "UXTB", "cccc011011101111ddddrr000111mmmm") // v6
//INST(UXTB16, "UXTB16", "cccc011011001111ddddrr000111mmmm") // v6
//INST(UXTH, "UXTH", "cccc011011111111ddddrr000111mmmm") // v6
//INST(UXTAB, "UXTAB", "cccc01101110nnnnddddrr000111mmmm") // v6
//INST(UXTAB16, "UXTAB16", "cccc01101100nnnnddddrr000111mmmm") // v6
//INST(UXTAH, "UXTAH", "cccc01101111nnnnddddrr000111mmmm") // v6
INST(SXTB, "SXTB", "cccc011010101111ddddrr000111mmmm") // v6
INST(SXTB16, "SXTB16", "cccc011010001111ddddrr000111mmmm") // v6
INST(SXTH, "SXTH", "cccc011010111111ddddrr000111mmmm") // v6
INST(SXTAB, "SXTAB", "cccc01101010nnnnddddrr000111mmmm") // v6
INST(SXTAB16, "SXTAB16", "cccc01101000nnnnddddrr000111mmmm") // v6
INST(SXTAH, "SXTAH", "cccc01101011nnnnddddrr000111mmmm") // v6
INST(UXTB, "UXTB", "cccc011011101111ddddrr000111mmmm") // v6
INST(UXTB16, "UXTB16", "cccc011011001111ddddrr000111mmmm") // v6
INST(UXTH, "UXTH", "cccc011011111111ddddrr000111mmmm") // v6
INST(UXTAB, "UXTAB", "cccc01101110nnnnddddrr000111mmmm") // v6
INST(UXTAB16, "UXTAB16", "cccc01101100nnnnddddrr000111mmmm") // v6
INST(UXTAH, "UXTAH", "cccc01101111nnnnddddrr000111mmmm") // v6
// Hint instructions
//INST(PLD_imm, "PLD (imm)", "11110101uz01nnnn1111iiiiiiiiiiii") // v5E for PLD; v7 for PLDW
//INST(PLD_reg, "PLD (reg)", "11110111uz01nnnn1111iiiiitt0mmmm") // v5E for PLD; v7 for PLDW
//INST(SEV, "SEV", "----0011001000001111000000000100") // v6K
//INST(SEVL, "SEVL", "----0011001000001111000000000101") // v8
//INST(WFE, "WFE", "----0011001000001111000000000010") // v6K
//INST(WFI, "WFI", "----0011001000001111000000000011") // v6K
//INST(YIELD, "YIELD", "----0011001000001111000000000001") // v6K
//INST(NOP, "Reserved Hint", "----0011001000001111------------")
//INST(NOP, "Reserved Hint", "----001100100000111100000000----")
INST(PLD_imm, "PLD (imm)", "11110101uz01nnnn1111iiiiiiiiiiii") // v5E for PLD; v7 for PLDW
INST(PLD_reg, "PLD (reg)", "11110111uz01nnnn1111iiiiitt0mmmm") // v5E for PLD; v7 for PLDW
INST(SEV, "SEV", "----0011001000001111000000000100") // v6K
INST(SEVL, "SEVL", "----0011001000001111000000000101") // v8
INST(WFE, "WFE", "----0011001000001111000000000010") // v6K
INST(WFI, "WFI", "----0011001000001111000000000011") // v6K
INST(YIELD, "YIELD", "----0011001000001111000000000001") // v6K
INST(NOP, "Reserved Hint", "----0011001000001111------------")
INST(NOP, "Reserved Hint", "----001100100000111100000000----")
// Synchronization Primitive instructions
//INST(CLREX, "CLREX", "11110101011111111111000000011111") // v6K
//INST(SWP, "SWP", "cccc00010000nnnntttt00001001uuuu") // v2S (v6: Deprecated)
//INST(SWPB, "SWPB", "cccc00010100nnnntttt00001001uuuu") // v2S (v6: Deprecated)
//INST(STL, "STL", "cccc00011000nnnn111111001001tttt") // v8
//INST(STLEX, "STLEX", "cccc00011000nnnndddd11101001tttt") // v8
//INST(STREX, "STREX", "cccc00011000nnnndddd11111001mmmm") // v6
//INST(LDA, "LDA", "cccc00011001nnnndddd110010011111") // v8
//INST(LDAEX, "LDAEX", "cccc00011001nnnndddd111010011111") // v8
//INST(LDREX, "LDREX", "cccc00011001nnnndddd111110011111") // v6
//INST(STLEXD, "STLEXD", "cccc00011010nnnndddd11101001mmmm") // v8
//INST(STREXD, "STREXD", "cccc00011010nnnndddd11111001mmmm") // v6K
//INST(LDAEXD, "LDAEXD", "cccc00011011nnnndddd111010011111") // v8
//INST(LDREXD, "LDREXD", "cccc00011011nnnndddd111110011111") // v6K
//INST(STLB, "STLB", "cccc00011100nnnn111111001001tttt") // v8
//INST(STLEXB, "STLEXB", "cccc00011100nnnndddd11101001mmmm") // v8
//INST(STREXB, "STREXB", "cccc00011100nnnndddd11111001mmmm") // v6K
//INST(LDAB, "LDAB", "cccc00011101nnnndddd110010011111") // v8
//INST(LDAEXB, "LDAEXB", "cccc00011101nnnndddd111010011111") // v8
//INST(LDREXB, "LDREXB", "cccc00011101nnnndddd111110011111") // v6K
//INST(STLH, "STLH", "cccc00011110nnnn111111001001mmmm") // v8
//INST(STLEXH, "STLEXH", "cccc00011110nnnndddd11101001mmmm") // v8
//INST(STREXH, "STREXH", "cccc00011110nnnndddd11111001mmmm") // v6K
//INST(LDAH, "LDAH", "cccc00011111nnnndddd110010011111") // v8
//INST(LDAEXH, "LDAEXH", "cccc00011111nnnndddd111010011111") // v8
//INST(LDREXH, "LDREXH", "cccc00011111nnnndddd111110011111") // v6K
INST(CLREX, "CLREX", "11110101011111111111000000011111") // v6K
INST(SWP, "SWP", "cccc00010000nnnntttt00001001uuuu") // v2S (v6: Deprecated)
INST(SWPB, "SWPB", "cccc00010100nnnntttt00001001uuuu") // v2S (v6: Deprecated)
INST(STL, "STL", "cccc00011000nnnn111111001001tttt") // v8
INST(STLEX, "STLEX", "cccc00011000nnnndddd11101001tttt") // v8
INST(STREX, "STREX", "cccc00011000nnnndddd11111001mmmm") // v6
INST(LDA, "LDA", "cccc00011001nnnndddd110010011111") // v8
INST(LDAEX, "LDAEX", "cccc00011001nnnndddd111010011111") // v8
INST(LDREX, "LDREX", "cccc00011001nnnndddd111110011111") // v6
INST(STLEXD, "STLEXD", "cccc00011010nnnndddd11101001mmmm") // v8
INST(STREXD, "STREXD", "cccc00011010nnnndddd11111001mmmm") // v6K
INST(LDAEXD, "LDAEXD", "cccc00011011nnnndddd111010011111") // v8
INST(LDREXD, "LDREXD", "cccc00011011nnnndddd111110011111") // v6K
INST(STLB, "STLB", "cccc00011100nnnn111111001001tttt") // v8
INST(STLEXB, "STLEXB", "cccc00011100nnnndddd11101001mmmm") // v8
INST(STREXB, "STREXB", "cccc00011100nnnndddd11111001mmmm") // v6K
INST(LDAB, "LDAB", "cccc00011101nnnndddd110010011111") // v8
INST(LDAEXB, "LDAEXB", "cccc00011101nnnndddd111010011111") // v8
INST(LDREXB, "LDREXB", "cccc00011101nnnndddd111110011111") // v6K
INST(STLH, "STLH", "cccc00011110nnnn111111001001mmmm") // v8
INST(STLEXH, "STLEXH", "cccc00011110nnnndddd11101001mmmm") // v8
INST(STREXH, "STREXH", "cccc00011110nnnndddd11111001mmmm") // v6K
INST(LDAH, "LDAH", "cccc00011111nnnndddd110010011111") // v8
INST(LDAEXH, "LDAEXH", "cccc00011111nnnndddd111010011111") // v8
INST(LDREXH, "LDREXH", "cccc00011111nnnndddd111110011111") // v6K
// Load/Store instructions
//INST(LDRBT, "LDRBT (A1)", "----0100-111--------------------") // v1
//INST(LDRBT, "LDRBT (A2)", "----0110-111---------------0----") // v1
//INST(LDRHT, "LDRHT (A1)", "----0000-111------------1011----") // v6T2
//INST(LDRHT, "LDRHT (A1)", "----0000-1111111--------1011----") // v6T2
//INST(LDRHT, "LDRHT (A2)", "----0000-011--------00001011----") // v6T2
//INST(LDRSBT, "LDRSBT (A1)", "----0000-111------------1101----") // v6T2
//INST(LDRSBT, "LDRSBT (A2)", "----0000-011--------00001101----") // v6T2
//INST(LDRSHT, "LDRSHT (A1)", "----0000-111------------1111----") // v6T2
//INST(LDRSHT, "LDRSHT (A2)", "----0000-011--------00001111----") // v6T2
//INST(LDRT, "LDRT (A1)", "----0100-011--------------------") // v1
//INST(LDRT, "LDRT (A2)", "----0110-011---------------0----") // v1
//INST(STRBT, "STRBT (A1)", "----0100-110--------------------") // v1
//INST(STRBT, "STRBT (A2)", "----0110-110---------------0----") // v1
//INST(STRHT, "STRHT (A1)", "----0000-110------------1011----") // v6T2
//INST(STRHT, "STRHT (A2)", "----0000-010--------00001011----") // v6T2
//INST(STRT, "STRT (A1)", "----0100-010--------------------") // v1
//INST(STRT, "STRT (A2)", "----0110-010---------------0----") // v1
//INST(LDR_lit, "LDR (lit)", "cccc0101u0011111ttttvvvvvvvvvvvv") // v1
//INST(LDR_imm, "LDR (imm)", "cccc010pu0w1nnnnttttvvvvvvvvvvvv") // v1
//INST(LDR_reg, "LDR (reg)", "cccc011pu0w1nnnnttttvvvvvrr0mmmm") // v1
//INST(LDRB_lit, "LDRB (lit)", "cccc0101u1011111ttttvvvvvvvvvvvv") // v1
//INST(LDRB_imm, "LDRB (imm)", "cccc010pu1w1nnnnttttvvvvvvvvvvvv") // v1
//INST(LDRB_reg, "LDRB (reg)", "cccc011pu1w1nnnnttttvvvvvrr0mmmm") // v1
//INST(LDRD_lit, "LDRD (lit)", "cccc0001u1001111ttttvvvv1101vvvv") // v5E
//INST(LDRD_imm, "LDRD (imm)", "cccc000pu1w0nnnnttttvvvv1101vvvv") // v5E
//INST(LDRD_reg, "LDRD (reg)", "cccc000pu0w0nnnntttt00001101mmmm") // v5E
//INST(LDRH_lit, "LDRH (lit)", "cccc000pu1w11111ttttvvvv1011vvvv") // v4
//INST(LDRH_imm, "LDRH (imm)", "cccc000pu1w1nnnnttttvvvv1011vvvv") // v4
//INST(LDRH_reg, "LDRH (reg)", "cccc000pu0w1nnnntttt00001011mmmm") // v4
//INST(LDRSB_lit, "LDRSB (lit)", "cccc0001u1011111ttttvvvv1101vvvv") // v4
//INST(LDRSB_imm, "LDRSB (imm)", "cccc000pu1w1nnnnttttvvvv1101vvvv") // v4
//INST(LDRSB_reg, "LDRSB (reg)", "cccc000pu0w1nnnntttt00001101mmmm") // v4
//INST(LDRSH_lit, "LDRSH (lit)", "cccc0001u1011111ttttvvvv1111vvvv") // v4
//INST(LDRSH_imm, "LDRSH (imm)", "cccc000pu1w1nnnnttttvvvv1111vvvv") // v4
//INST(LDRSH_reg, "LDRSH (reg)", "cccc000pu0w1nnnntttt00001111mmmm") // v4
//INST(STR_imm, "STR (imm)", "cccc010pu0w0nnnnttttvvvvvvvvvvvv") // v1
//INST(STR_reg, "STR (reg)", "cccc011pu0w0nnnnttttvvvvvrr0mmmm") // v1
//INST(STRB_imm, "STRB (imm)", "cccc010pu1w0nnnnttttvvvvvvvvvvvv") // v1
//INST(STRB_reg, "STRB (reg)", "cccc011pu1w0nnnnttttvvvvvrr0mmmm") // v1
//INST(STRD_imm, "STRD (imm)", "cccc000pu1w0nnnnttttvvvv1111vvvv") // v5E
//INST(STRD_reg, "STRD (reg)", "cccc000pu0w0nnnntttt00001111mmmm") // v5E
//INST(STRH_imm, "STRH (imm)", "cccc000pu1w0nnnnttttvvvv1011vvvv") // v4
//INST(STRH_reg, "STRH (reg)", "cccc000pu0w0nnnntttt00001011mmmm") // v4
INST(LDRBT, "LDRBT (A1)", "----0100-111--------------------") // v1
INST(LDRBT, "LDRBT (A2)", "----0110-111---------------0----") // v1
INST(LDRHT, "LDRHT (A1)", "----0000-111------------1011----") // v6T2
INST(LDRHT, "LDRHT (A1)", "----0000-1111111--------1011----") // v6T2
INST(LDRHT, "LDRHT (A2)", "----0000-011--------00001011----") // v6T2
INST(LDRSBT, "LDRSBT (A1)", "----0000-111------------1101----") // v6T2
INST(LDRSBT, "LDRSBT (A2)", "----0000-011--------00001101----") // v6T2
INST(LDRSHT, "LDRSHT (A1)", "----0000-111------------1111----") // v6T2
INST(LDRSHT, "LDRSHT (A2)", "----0000-011--------00001111----") // v6T2
INST(LDRT, "LDRT (A1)", "----0100-011--------------------") // v1
INST(LDRT, "LDRT (A2)", "----0110-011---------------0----") // v1
INST(STRBT, "STRBT (A1)", "----0100-110--------------------") // v1
INST(STRBT, "STRBT (A2)", "----0110-110---------------0----") // v1
INST(STRHT, "STRHT (A1)", "----0000-110------------1011----") // v6T2
INST(STRHT, "STRHT (A2)", "----0000-010--------00001011----") // v6T2
INST(STRT, "STRT (A1)", "----0100-010--------------------") // v1
INST(STRT, "STRT (A2)", "----0110-010---------------0----") // v1
INST(LDR_lit, "LDR (lit)", "cccc0101u0011111ttttvvvvvvvvvvvv") // v1
INST(LDR_imm, "LDR (imm)", "cccc010pu0w1nnnnttttvvvvvvvvvvvv") // v1
INST(LDR_reg, "LDR (reg)", "cccc011pu0w1nnnnttttvvvvvrr0mmmm") // v1
INST(LDRB_lit, "LDRB (lit)", "cccc0101u1011111ttttvvvvvvvvvvvv") // v1
INST(LDRB_imm, "LDRB (imm)", "cccc010pu1w1nnnnttttvvvvvvvvvvvv") // v1
INST(LDRB_reg, "LDRB (reg)", "cccc011pu1w1nnnnttttvvvvvrr0mmmm") // v1
INST(LDRD_lit, "LDRD (lit)", "cccc0001u1001111ttttvvvv1101vvvv") // v5E
INST(LDRD_imm, "LDRD (imm)", "cccc000pu1w0nnnnttttvvvv1101vvvv") // v5E
INST(LDRD_reg, "LDRD (reg)", "cccc000pu0w0nnnntttt00001101mmmm") // v5E
INST(LDRH_lit, "LDRH (lit)", "cccc000pu1w11111ttttvvvv1011vvvv") // v4
INST(LDRH_imm, "LDRH (imm)", "cccc000pu1w1nnnnttttvvvv1011vvvv") // v4
INST(LDRH_reg, "LDRH (reg)", "cccc000pu0w1nnnntttt00001011mmmm") // v4
INST(LDRSB_lit, "LDRSB (lit)", "cccc0001u1011111ttttvvvv1101vvvv") // v4
INST(LDRSB_imm, "LDRSB (imm)", "cccc000pu1w1nnnnttttvvvv1101vvvv") // v4
INST(LDRSB_reg, "LDRSB (reg)", "cccc000pu0w1nnnntttt00001101mmmm") // v4
INST(LDRSH_lit, "LDRSH (lit)", "cccc0001u1011111ttttvvvv1111vvvv") // v4
INST(LDRSH_imm, "LDRSH (imm)", "cccc000pu1w1nnnnttttvvvv1111vvvv") // v4
INST(LDRSH_reg, "LDRSH (reg)", "cccc000pu0w1nnnntttt00001111mmmm") // v4
INST(STR_imm, "STR (imm)", "cccc010pu0w0nnnnttttvvvvvvvvvvvv") // v1
INST(STR_reg, "STR (reg)", "cccc011pu0w0nnnnttttvvvvvrr0mmmm") // v1
INST(STRB_imm, "STRB (imm)", "cccc010pu1w0nnnnttttvvvvvvvvvvvv") // v1
INST(STRB_reg, "STRB (reg)", "cccc011pu1w0nnnnttttvvvvvrr0mmmm") // v1
INST(STRD_imm, "STRD (imm)", "cccc000pu1w0nnnnttttvvvv1111vvvv") // v5E
INST(STRD_reg, "STRD (reg)", "cccc000pu0w0nnnntttt00001111mmmm") // v5E
INST(STRH_imm, "STRH (imm)", "cccc000pu1w0nnnnttttvvvv1011vvvv") // v4
INST(STRH_reg, "STRH (reg)", "cccc000pu0w0nnnntttt00001011mmmm") // v4
// Load/Store Multiple instructions
//INST(LDM, "LDM", "cccc100010w1nnnnxxxxxxxxxxxxxxxx") // v1
//INST(LDMDA, "LDMDA", "cccc100000w1nnnnxxxxxxxxxxxxxxxx") // v1
//INST(LDMDB, "LDMDB", "cccc100100w1nnnnxxxxxxxxxxxxxxxx") // v1
//INST(LDMIB, "LDMIB", "cccc100110w1nnnnxxxxxxxxxxxxxxxx") // v1
//INST(LDM_usr, "LDM (usr reg)", "----100--101--------------------") // v1
//INST(LDM_eret, "LDM (exce ret)", "----100--1-1----1---------------") // v1
//INST(STM, "STM", "cccc100010w0nnnnxxxxxxxxxxxxxxxx") // v1
//INST(STMDA, "STMDA", "cccc100000w0nnnnxxxxxxxxxxxxxxxx") // v1
//INST(STMDB, "STMDB", "cccc100100w0nnnnxxxxxxxxxxxxxxxx") // v1
//INST(STMIB, "STMIB", "cccc100110w0nnnnxxxxxxxxxxxxxxxx") // v1
//INST(STM_usr, "STM (usr reg)", "----100--100--------------------") // v1
INST(LDM, "LDM", "cccc100010w1nnnnxxxxxxxxxxxxxxxx") // v1
INST(LDMDA, "LDMDA", "cccc100000w1nnnnxxxxxxxxxxxxxxxx") // v1
INST(LDMDB, "LDMDB", "cccc100100w1nnnnxxxxxxxxxxxxxxxx") // v1
INST(LDMIB, "LDMIB", "cccc100110w1nnnnxxxxxxxxxxxxxxxx") // v1
INST(LDM_usr, "LDM (usr reg)", "----100--101--------------------") // v1
INST(LDM_eret, "LDM (exce ret)", "----100--1-1----1---------------") // v1
INST(STM, "STM", "cccc100010w0nnnnxxxxxxxxxxxxxxxx") // v1
INST(STMDA, "STMDA", "cccc100000w0nnnnxxxxxxxxxxxxxxxx") // v1
INST(STMDB, "STMDB", "cccc100100w0nnnnxxxxxxxxxxxxxxxx") // v1
INST(STMIB, "STMIB", "cccc100110w0nnnnxxxxxxxxxxxxxxxx") // v1
INST(STM_usr, "STM (usr reg)", "----100--100--------------------") // v1
// Miscellaneous instructions
//INST(BFC, "BFC", "cccc0111110vvvvvddddvvvvv0011111") // v6T2
//INST(BFI, "BFI", "cccc0111110vvvvvddddvvvvv001nnnn") // v6T2
//INST(CLZ, "CLZ", "cccc000101101111dddd11110001mmmm") // v5
//INST(MOVT, "MOVT", "cccc00110100vvvvddddvvvvvvvvvvvv") // v6T2
//INST(MOVW, "MOVW", "cccc00110000vvvvddddvvvvvvvvvvvv") // v6T2
//INST(NOP, "NOP", "----0011001000001111000000000000") // v6K
//INST(SBFX, "SBFX", "cccc0111101wwwwwddddvvvvv101nnnn") // v6T2
//INST(SEL, "SEL", "cccc01101000nnnndddd11111011mmmm") // v6
//INST(UBFX, "UBFX", "cccc0111111wwwwwddddvvvvv101nnnn") // v6T2
INST(BFC, "BFC", "cccc0111110vvvvvddddvvvvv0011111") // v6T2
INST(BFI, "BFI", "cccc0111110vvvvvddddvvvvv001nnnn") // v6T2
INST(CLZ, "CLZ", "cccc000101101111dddd11110001mmmm") // v5
INST(MOVT, "MOVT", "cccc00110100vvvvddddvvvvvvvvvvvv") // v6T2
INST(MOVW, "MOVW", "cccc00110000vvvvddddvvvvvvvvvvvv") // v6T2
INST(NOP, "NOP", "----0011001000001111000000000000") // v6K
INST(SBFX, "SBFX", "cccc0111101wwwwwddddvvvvv101nnnn") // v6T2
INST(SEL, "SEL", "cccc01101000nnnndddd11111011mmmm") // v6
INST(UBFX, "UBFX", "cccc0111111wwwwwddddvvvvv101nnnn") // v6T2
// Unsigned Sum of Absolute Differences instructions
//INST(USAD8, "USAD8", "cccc01111000dddd1111mmmm0001nnnn") // v6
//INST(USADA8, "USADA8", "cccc01111000ddddaaaammmm0001nnnn") // v6
INST(USAD8, "USAD8", "cccc01111000dddd1111mmmm0001nnnn") // v6
INST(USADA8, "USADA8", "cccc01111000ddddaaaammmm0001nnnn") // v6
// Packing instructions
//INST(PKHBT, "PKHBT", "cccc01101000nnnnddddvvvvv001mmmm") // v6K
//INST(PKHTB, "PKHTB", "cccc01101000nnnnddddvvvvv101mmmm") // v6K
INST(PKHBT, "PKHBT", "cccc01101000nnnnddddvvvvv001mmmm") // v6K
INST(PKHTB, "PKHTB", "cccc01101000nnnnddddvvvvv101mmmm") // v6K
// Reversal instructions
//INST(RBIT, "RBIT", "cccc011011111111dddd11110011mmmm") // v6T2
//INST(REV, "REV", "cccc011010111111dddd11110011mmmm") // v6
//INST(REV16, "REV16", "cccc011010111111dddd11111011mmmm") // v6
//INST(REVSH, "REVSH", "cccc011011111111dddd11111011mmmm") // v6
INST(RBIT, "RBIT", "cccc011011111111dddd11110011mmmm") // v6T2
INST(REV, "REV", "cccc011010111111dddd11110011mmmm") // v6
INST(REV16, "REV16", "cccc011010111111dddd11111011mmmm") // v6
INST(REVSH, "REVSH", "cccc011011111111dddd11111011mmmm") // v6
// Saturation instructions
//INST(SSAT, "SSAT", "cccc0110101vvvvvddddvvvvvr01nnnn") // v6
//INST(SSAT16, "SSAT16", "cccc01101010vvvvdddd11110011nnnn") // v6
//INST(USAT, "USAT", "cccc0110111vvvvvddddvvvvvr01nnnn") // v6
//INST(USAT16, "USAT16", "cccc01101110vvvvdddd11110011nnnn") // v6
INST(SSAT, "SSAT", "cccc0110101vvvvvddddvvvvvr01nnnn") // v6
INST(SSAT16, "SSAT16", "cccc01101010vvvvdddd11110011nnnn") // v6
INST(USAT, "USAT", "cccc0110111vvvvvddddvvvvvr01nnnn") // v6
INST(USAT16, "USAT16", "cccc01101110vvvvdddd11110011nnnn") // v6
// Divide instructions
//INST(SDIV, "SDIV", "cccc01110001dddd1111mmmm0001nnnn") // v7a
//INST(UDIV, "UDIV", "cccc01110011dddd1111mmmm0001nnnn") // v7a
INST(SDIV, "SDIV", "cccc01110001dddd1111mmmm0001nnnn") // v7a
INST(UDIV, "UDIV", "cccc01110011dddd1111mmmm0001nnnn") // v7a
// Multiply (Normal) instructions
//INST(MLA, "MLA", "cccc0000001Sddddaaaammmm1001nnnn") // v2
//INST(MLS, "MLS", "cccc00000110ddddaaaammmm1001nnnn") // v6T2
//INST(MUL, "MUL", "cccc0000000Sdddd0000mmmm1001nnnn") // v2
INST(MLA, "MLA", "cccc0000001Sddddaaaammmm1001nnnn") // v2
INST(MLS, "MLS", "cccc00000110ddddaaaammmm1001nnnn") // v6T2
INST(MUL, "MUL", "cccc0000000Sdddd0000mmmm1001nnnn") // v2
// Multiply (Long) instructions
//INST(SMLAL, "SMLAL", "cccc0000111Sddddaaaammmm1001nnnn") // v3M
//INST(SMULL, "SMULL", "cccc0000110Sddddaaaammmm1001nnnn") // v3M
//INST(UMAAL, "UMAAL", "cccc00000100ddddaaaammmm1001nnnn") // v6
//INST(UMLAL, "UMLAL", "cccc0000101Sddddaaaammmm1001nnnn") // v3M
//INST(UMULL, "UMULL", "cccc0000100Sddddaaaammmm1001nnnn") // v3M
INST(SMLAL, "SMLAL", "cccc0000111Sddddaaaammmm1001nnnn") // v3M
INST(SMULL, "SMULL", "cccc0000110Sddddaaaammmm1001nnnn") // v3M
INST(UMAAL, "UMAAL", "cccc00000100ddddaaaammmm1001nnnn") // v6
INST(UMLAL, "UMLAL", "cccc0000101Sddddaaaammmm1001nnnn") // v3M
INST(UMULL, "UMULL", "cccc0000100Sddddaaaammmm1001nnnn") // v3M
// Multiply (Halfword) instructions
//INST(SMLALxy, "SMLALXY", "cccc00010100ddddaaaammmm1xy0nnnn") // v5xP
//INST(SMLAxy, "SMLAXY", "cccc00010000ddddaaaammmm1xy0nnnn") // v5xP
//INST(SMULxy, "SMULXY", "cccc00010110dddd0000mmmm1xy0nnnn") // v5xP
INST(SMLALxy, "SMLALXY", "cccc00010100ddddaaaammmm1xy0nnnn") // v5xP
INST(SMLAxy, "SMLAXY", "cccc00010000ddddaaaammmm1xy0nnnn") // v5xP
INST(SMULxy, "SMULXY", "cccc00010110dddd0000mmmm1xy0nnnn") // v5xP
// Multiply (Word by Halfword) instructions
//INST(SMLAWy, "SMLAWY", "cccc00010010ddddaaaammmm1y00nnnn") // v5xP
//INST(SMULWy, "SMULWY", "cccc00010010dddd0000mmmm1y10nnnn") // v5xP
INST(SMLAWy, "SMLAWY", "cccc00010010ddddaaaammmm1y00nnnn") // v5xP
INST(SMULWy, "SMULWY", "cccc00010010dddd0000mmmm1y10nnnn") // v5xP
// Multiply (Most Significant Word) instructions
//INST(SMMUL, "SMMUL", "cccc01110101dddd1111mmmm00R1nnnn") // v6
//INST(SMMLA, "SMMLA", "cccc01110101ddddaaaammmm00R1nnnn") // v6
//INST(SMMLS, "SMMLS", "cccc01110101ddddaaaammmm11R1nnnn") // v6
INST(SMMUL, "SMMUL", "cccc01110101dddd1111mmmm00R1nnnn") // v6
INST(SMMLA, "SMMLA", "cccc01110101ddddaaaammmm00R1nnnn") // v6
INST(SMMLS, "SMMLS", "cccc01110101ddddaaaammmm11R1nnnn") // v6
// Multiply (Dual) instructions
//INST(SMLAD, "SMLAD", "cccc01110000ddddaaaammmm00M1nnnn") // v6
//INST(SMLALD, "SMLALD", "cccc01110100ddddaaaammmm00M1nnnn") // v6
//INST(SMLSD, "SMLSD", "cccc01110000ddddaaaammmm01M1nnnn") // v6
//INST(SMLSLD, "SMLSLD", "cccc01110100ddddaaaammmm01M1nnnn") // v6
//INST(SMUAD, "SMUAD", "cccc01110000dddd1111mmmm00M1nnnn") // v6
//INST(SMUSD, "SMUSD", "cccc01110000dddd1111mmmm01M1nnnn") // v6
INST(SMLAD, "SMLAD", "cccc01110000ddddaaaammmm00M1nnnn") // v6
INST(SMLALD, "SMLALD", "cccc01110100ddddaaaammmm00M1nnnn") // v6
INST(SMLSD, "SMLSD", "cccc01110000ddddaaaammmm01M1nnnn") // v6
INST(SMLSLD, "SMLSLD", "cccc01110100ddddaaaammmm01M1nnnn") // v6
INST(SMUAD, "SMUAD", "cccc01110000dddd1111mmmm00M1nnnn") // v6
INST(SMUSD, "SMUSD", "cccc01110000dddd1111mmmm01M1nnnn") // v6
// Parallel Add/Subtract (Modulo) instructions
//INST(SADD8, "SADD8", "cccc01100001nnnndddd11111001mmmm") // v6
//INST(SADD16, "SADD16", "cccc01100001nnnndddd11110001mmmm") // v6
//INST(SASX, "SASX", "cccc01100001nnnndddd11110011mmmm") // v6
//INST(SSAX, "SSAX", "cccc01100001nnnndddd11110101mmmm") // v6
//INST(SSUB8, "SSUB8", "cccc01100001nnnndddd11111111mmmm") // v6
//INST(SSUB16, "SSUB16", "cccc01100001nnnndddd11110111mmmm") // v6
//INST(UADD8, "UADD8", "cccc01100101nnnndddd11111001mmmm") // v6
//INST(UADD16, "UADD16", "cccc01100101nnnndddd11110001mmmm") // v6
//INST(UASX, "UASX", "cccc01100101nnnndddd11110011mmmm") // v6
//INST(USAX, "USAX", "cccc01100101nnnndddd11110101mmmm") // v6
//INST(USUB8, "USUB8", "cccc01100101nnnndddd11111111mmmm") // v6
//INST(USUB16, "USUB16", "cccc01100101nnnndddd11110111mmmm") // v6
INST(SADD8, "SADD8", "cccc01100001nnnndddd11111001mmmm") // v6
INST(SADD16, "SADD16", "cccc01100001nnnndddd11110001mmmm") // v6
INST(SASX, "SASX", "cccc01100001nnnndddd11110011mmmm") // v6
INST(SSAX, "SSAX", "cccc01100001nnnndddd11110101mmmm") // v6
INST(SSUB8, "SSUB8", "cccc01100001nnnndddd11111111mmmm") // v6
INST(SSUB16, "SSUB16", "cccc01100001nnnndddd11110111mmmm") // v6
INST(UADD8, "UADD8", "cccc01100101nnnndddd11111001mmmm") // v6
INST(UADD16, "UADD16", "cccc01100101nnnndddd11110001mmmm") // v6
INST(UASX, "UASX", "cccc01100101nnnndddd11110011mmmm") // v6
INST(USAX, "USAX", "cccc01100101nnnndddd11110101mmmm") // v6
INST(USUB8, "USUB8", "cccc01100101nnnndddd11111111mmmm") // v6
INST(USUB16, "USUB16", "cccc01100101nnnndddd11110111mmmm") // v6
// Parallel Add/Subtract (Saturating) instructions
//INST(QADD8, "QADD8", "cccc01100010nnnndddd11111001mmmm") // v6
//INST(QADD16, "QADD16", "cccc01100010nnnndddd11110001mmmm") // v6
//INST(QASX, "QASX", "cccc01100010nnnndddd11110011mmmm") // v6
//INST(QSAX, "QSAX", "cccc01100010nnnndddd11110101mmmm") // v6
//INST(QSUB8, "QSUB8", "cccc01100010nnnndddd11111111mmmm") // v6
//INST(QSUB16, "QSUB16", "cccc01100010nnnndddd11110111mmmm") // v6
//INST(UQADD8, "UQADD8", "cccc01100110nnnndddd11111001mmmm") // v6
//INST(UQADD16, "UQADD16", "cccc01100110nnnndddd11110001mmmm") // v6
//INST(UQASX, "UQASX", "cccc01100110nnnndddd11110011mmmm") // v6
//INST(UQSAX, "UQSAX", "cccc01100110nnnndddd11110101mmmm") // v6
//INST(UQSUB8, "UQSUB8", "cccc01100110nnnndddd11111111mmmm") // v6
//INST(UQSUB16, "UQSUB16", "cccc01100110nnnndddd11110111mmmm") // v6
INST(QADD8, "QADD8", "cccc01100010nnnndddd11111001mmmm") // v6
INST(QADD16, "QADD16", "cccc01100010nnnndddd11110001mmmm") // v6
INST(QASX, "QASX", "cccc01100010nnnndddd11110011mmmm") // v6
INST(QSAX, "QSAX", "cccc01100010nnnndddd11110101mmmm") // v6
INST(QSUB8, "QSUB8", "cccc01100010nnnndddd11111111mmmm") // v6
INST(QSUB16, "QSUB16", "cccc01100010nnnndddd11110111mmmm") // v6
INST(UQADD8, "UQADD8", "cccc01100110nnnndddd11111001mmmm") // v6
INST(UQADD16, "UQADD16", "cccc01100110nnnndddd11110001mmmm") // v6
INST(UQASX, "UQASX", "cccc01100110nnnndddd11110011mmmm") // v6
INST(UQSAX, "UQSAX", "cccc01100110nnnndddd11110101mmmm") // v6
INST(UQSUB8, "UQSUB8", "cccc01100110nnnndddd11111111mmmm") // v6
INST(UQSUB16, "UQSUB16", "cccc01100110nnnndddd11110111mmmm") // v6
// Parallel Add/Subtract (Halving) instructions
//INST(SHADD8, "SHADD8", "cccc01100011nnnndddd11111001mmmm") // v6
//INST(SHADD16, "SHADD16", "cccc01100011nnnndddd11110001mmmm") // v6
//INST(SHASX, "SHASX", "cccc01100011nnnndddd11110011mmmm") // v6
//INST(SHSAX, "SHSAX", "cccc01100011nnnndddd11110101mmmm") // v6
//INST(SHSUB8, "SHSUB8", "cccc01100011nnnndddd11111111mmmm") // v6
//INST(SHSUB16, "SHSUB16", "cccc01100011nnnndddd11110111mmmm") // v6
//INST(UHADD8, "UHADD8", "cccc01100111nnnndddd11111001mmmm") // v6
//INST(UHADD16, "UHADD16", "cccc01100111nnnndddd11110001mmmm") // v6
//INST(UHASX, "UHASX", "cccc01100111nnnndddd11110011mmmm") // v6
//INST(UHSAX, "UHSAX", "cccc01100111nnnndddd11110101mmmm") // v6
//INST(UHSUB8, "UHSUB8", "cccc01100111nnnndddd11111111mmmm") // v6
//INST(UHSUB16, "UHSUB16", "cccc01100111nnnndddd11110111mmmm") // v6
INST(SHADD8, "SHADD8", "cccc01100011nnnndddd11111001mmmm") // v6
INST(SHADD16, "SHADD16", "cccc01100011nnnndddd11110001mmmm") // v6
INST(SHASX, "SHASX", "cccc01100011nnnndddd11110011mmmm") // v6
INST(SHSAX, "SHSAX", "cccc01100011nnnndddd11110101mmmm") // v6
INST(SHSUB8, "SHSUB8", "cccc01100011nnnndddd11111111mmmm") // v6
INST(SHSUB16, "SHSUB16", "cccc01100011nnnndddd11110111mmmm") // v6
INST(UHADD8, "UHADD8", "cccc01100111nnnndddd11111001mmmm") // v6
INST(UHADD16, "UHADD16", "cccc01100111nnnndddd11110001mmmm") // v6
INST(UHASX, "UHASX", "cccc01100111nnnndddd11110011mmmm") // v6
INST(UHSAX, "UHSAX", "cccc01100111nnnndddd11110101mmmm") // v6
INST(UHSUB8, "UHSUB8", "cccc01100111nnnndddd11111111mmmm") // v6
INST(UHSUB16, "UHSUB16", "cccc01100111nnnndddd11110111mmmm") // v6
// Saturated Add/Subtract instructions
//INST(QADD, "QADD", "cccc00010000nnnndddd00000101mmmm") // v5xP
//INST(QSUB, "QSUB", "cccc00010010nnnndddd00000101mmmm") // v5xP
//INST(QDADD, "QDADD", "cccc00010100nnnndddd00000101mmmm") // v5xP
//INST(QDSUB, "QDSUB", "cccc00010110nnnndddd00000101mmmm") // v5xP
INST(QADD, "QADD", "cccc00010000nnnndddd00000101mmmm") // v5xP
INST(QSUB, "QSUB", "cccc00010010nnnndddd00000101mmmm") // v5xP
INST(QDADD, "QDADD", "cccc00010100nnnndddd00000101mmmm") // v5xP
INST(QDSUB, "QDSUB", "cccc00010110nnnndddd00000101mmmm") // v5xP
// Status Register Access instructions
//INST(CPS, "CPS", "111100010000---00000000---0-----") // v6
//INST(SETEND, "SETEND", "1111000100000001000000e000000000") // v6
//INST(MRS, "MRS", "cccc000100001111dddd000000000000") // v3
//INST(MSR_imm, "MSR (imm)", "cccc00110010mmmm1111rrrrvvvvvvvv") // v3
//INST(MSR_reg, "MSR (reg)", "cccc00010010mmmm111100000000nnnn") // v3
//INST(RFE, "RFE", "1111100--0-1----0000101000000000") // v6
//INST(SRS, "SRS", "1111100--1-0110100000101000-----") // v6
INST(CPS, "CPS", "111100010000---00000000---0-----") // v6
INST(SETEND, "SETEND", "1111000100000001000000e000000000") // v6
INST(MRS, "MRS", "cccc000100001111dddd000000000000") // v3
INST(MSR_imm, "MSR (imm)", "cccc00110010mmmm1111rrrrvvvvvvvv") // v3
INST(MSR_reg, "MSR (reg)", "cccc00010010mmmm111100000000nnnn") // v3
INST(RFE, "RFE", "1111100--0-1----0000101000000000") // v6
INST(SRS, "SRS", "1111100--1-0110100000101000-----") // v6

View file

@ -19,8 +19,14 @@
int main()
{
pound::host::memory::arena_t arena = pound::host::memory::arena_init(256);
pound::jit::decoder::arm32_init(arena, &pound::jit::decoder::g_arm32_decoder);
pound::host::memory::arena_t arena = pound::host::memory::arena_init(8192);
pound::jit::decoder::arm32_decoder_t decoder = {};
pound::jit::decoder::arm32_init(arena, &decoder);
/* Add r0, r0, #1 */
pound::jit::decoder::arm32_decode(&decoder, 0xE2800001);
/* Sub r0, r0, #1 */
pound::jit::decoder::arm32_decode(&decoder, 0xE2400001);
#if 0
gui::window_t window = {.data = nullptr, .gl_context = nullptr};
(void)gui::window_init(&window, "Pound Emulator", 640, 480);