Filter
Top Products
Section 2 CPU
Rev. 4.00 Sep. 14, 2005 Page 73 of 982
REJ09B0023-0400
Arithmetic Operation Instructions
Table 2.20 Arithmetic Operation Instructions
Instruction
Instruction Code
Operation
Execution
States
T Bit
ADD Rm,Rn 0011nnnnmmmm1100 Rn + Rm → Rn 1 —
ADD #imm,Rn 0111nnnniiiiiiii Rn + imm → Rn 1 —
ADDC Rm,Rn 0011nnnnmmmm1110 Rn + Rm + T → Rn,
Carry → T
1 Carry
ADDV Rm,Rn 0011nnnnmmmm1111 Rn + Rm → Rn,
Overflow → T
1 Overflow
CMP/EQ #imm,R0 10001000iiiiiiii If R0 = imm, 1 → T 1 Comparison
result
CMP/EQ Rm,Rn 0011nnnnmmmm0000 If Rn = Rm, 1 → T 1 Comparison
result
CMP/HS Rm,Rn 0011nnnnmmmm0010 If Rn ≥ Rm with
unsigned data, 1 → T
1 Comparison
result
CMP/GE Rm,Rn 0011nnnnmmmm0011 If Rn ≥ Rm with signed data,
1 → T
1 Comparison
result
CMP/HI Rm,Rn 0011nnnnmmmm0110 If Rn > Rm with
unsigned data, 1 → T
1 Comparison
result
CMP/GT Rm,Rn 0011nnnnmmmm0111 If Rn > Rm with signed data,
1 → T
1 Comparison
result
CMP/PL Rn 0100nnnn00010101 If Rn > 0, 1 → T 1 Comparison
result
CMP/PZ Rn 0100nnnn00010001 If Rn ≥ 0, 1 → T 1 Comparison
result
CMP/STR Rm,Rn 0010nnnnmmmm1100 If Rn and Rm have an
equivalent byte, 1 → T
1 Comparison
result
DIV1 Rm,Rn 0011nnnnmmmm0100 Single-step division (Rn/Rm) 1 Calculation
result
DIV0S Rm,Rn 0010nnnnmmmm0111 MSB of Rn → Q,
MSB of Rm → M, M ^ Q → T
1 Calculation
result
DIV0U 0000000000011001 0 → M/Q/T 1 0
DMULS.L Rm,Rn 0011nnnnmmmm1101 Signed operation of
Rn × Rm → MACH,
MACL 32 × 32 → 64 bits
2(5) *
1
—