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arm_tick_counts: Thumb implementation

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This commit is contained in:
Merry 2022-11-21 21:19:20 +00:00
parent 9c0fad21db
commit 6da59d581e
1 changed files with 98 additions and 0 deletions
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98
src/core/arm/dynarmic/arm_tick_counts.cpp
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@ -369,6 +369,104 @@ const std::array arm_matchers{
// clang-format on
};
const std::array thumb_matchers{
// clang-format off
// Shift (immediate) add, subtract, move and compare instructions
INST("LSL (imm)", "00000vvvvvmmmddd", 1)
INST("LSR (imm)", "00001vvvvvmmmddd", 1)
INST("ASR (imm)", "00010vvvvvmmmddd", 1)
INST("ADD (reg, T1)", "0001100mmmnnnddd", 1)
INST("SUB (reg)", "0001101mmmnnnddd", 1)
INST("ADD (imm, T1)", "0001110vvvnnnddd", 1)
INST("SUB (imm, T1)", "0001111vvvnnnddd", 1)
INST("MOV (imm)", "00100dddvvvvvvvv", 1)
INST("CMP (imm)", "00101nnnvvvvvvvv", 1)
INST("ADD (imm, T2)", "00110dddvvvvvvvv", 1)
INST("SUB (imm, T2)", "00111dddvvvvvvvv", 1)
// Data-processing instructions
INST("AND (reg)", "0100000000mmmddd", 1)
INST("EOR (reg)", "0100000001mmmddd", 1)
INST("LSL (reg)", "0100000010mmmddd", 1)
INST("LSR (reg)", "0100000011mmmddd", 1)
INST("ASR (reg)", "0100000100mmmddd", 1)
INST("ADC (reg)", "0100000101mmmddd", 1)
INST("SBC (reg)", "0100000110mmmddd", 1)
INST("ROR (reg)", "0100000111sssddd", 1)
INST("TST (reg)", "0100001000mmmnnn", 1)
INST("RSB (imm)", "0100001001nnnddd", 1)
INST("CMP (reg, T1)", "0100001010mmmnnn", 1)
INST("CMN (reg)", "0100001011mmmnnn", 1)
INST("ORR (reg)", "0100001100mmmddd", 1)
INST("MUL (reg)", "0100001101nnnddd", 1)
INST("BIC (reg)", "0100001110mmmddd", 1)
INST("MVN (reg)", "0100001111mmmddd", 1)
// Special data instructions
INST("ADD (reg, T2)", "01000100Dmmmmddd", 1) // v4T, Low regs: v6T2
INST("CMP (reg, T2)", "01000101Nmmmmnnn", 1) // v4T
INST("MOV (reg)", "01000110Dmmmmddd", 1) // v4T, Low regs: v6
// Store/Load single data item instructions
INST("LDR (literal)", "01001tttvvvvvvvv", 2)
INST("STR (reg)", "0101000mmmnnnttt", 2)
INST("STRH (reg)", "0101001mmmnnnttt", 2)
INST("STRB (reg)", "0101010mmmnnnttt", 2)
INST("LDRSB (reg)", "0101011mmmnnnttt", 2)
INST("LDR (reg)", "0101100mmmnnnttt", 2)
INST("LDRH (reg)", "0101101mmmnnnttt", 2)
INST("LDRB (reg)", "0101110mmmnnnttt", 2)
INST("LDRSH (reg)", "0101111mmmnnnttt", 2)
INST("STR (imm, T1)", "01100vvvvvnnnttt", 2)
INST("LDR (imm, T1)", "01101vvvvvnnnttt", 2)
INST("STRB (imm)", "01110vvvvvnnnttt", 2)
INST("LDRB (imm)", "01111vvvvvnnnttt", 2)
INST("STRH (imm)", "10000vvvvvnnnttt", 2)
INST("LDRH (imm)", "10001vvvvvnnnttt", 2)
INST("STR (imm, T2)", "10010tttvvvvvvvv", 2)
INST("LDR (imm, T2)", "10011tttvvvvvvvv", 2)
// Generate relative address instructions
INST("ADR", "10100dddvvvvvvvv", 1)
INST("ADD (SP plus imm, T1)", "10101dddvvvvvvvv", 1)
INST("ADD (SP plus imm, T2)", "101100000vvvvvvv", 1) // v4T
INST("SUB (SP minus imm)", "101100001vvvvvvv", 1) // v4T
// Hint instructions
INST("NOP", "10111111--------", (1)) // IT on v7
// Miscellaneous 16-bit instructions
INST("SXTH", "1011001000mmmddd", 1) // v6
INST("SXTB", "1011001001mmmddd", 1) // v6
INST("UXTH", "1011001010mmmddd", 1) // v6
INST("UXTB", "1011001011mmmddd", 1) // v6
INST("PUSH", "1011010xxxxxxxxx", LoadStoreMultiple(i)) // v4T
INST("POP", "1011110xxxxxxxxx", LoadStoreMultiple(i)) // v4T
INST("SETEND", "101101100101x000", 1) // v6
INST("CPS", "10110110011m0aif", 1) // v6
INST("REV", "1011101000mmmddd", 1) // v6
INST("REV16", "1011101001mmmddd", 1) // v6
INST("REVSH", "1011101011mmmddd", 1) // v6
INST("BKPT", "10111110xxxxxxxx", 8) // v5
// Store/Load multiple registers
INST("STMIA", "11000nnnxxxxxxxx", LoadStoreMultiple(i))
INST("LDMIA", "11001nnnxxxxxxxx", LoadStoreMultiple(i))
// Branch instructions
INST("BX", "010001110mmmm000", 5) // v4T
INST("BLX (reg)", "010001111mmmm000", 6) // v5T
INST("UDF", "11011110--------", 8)
INST("SVC", "11011111xxxxxxxx", 8)
INST("B (T1)", "1101ccccvvvvvvvv", 4)
INST("B (T2)", "11100vvvvvvvvvvv", 4)
INST("BL (imm)", "11110Svvvvvvvvvv11j1jvvvvvvvvvvv", 4) // v4T
INST("BLX (imm)", "11110Svvvvvvvvvv11j0jvvvvvvvvvvv", 5) // v5T
// clang-format on
};
} // namespace
namespace Core {