Assembly Language for Intel
由 KR Irvine 著作 · 被引用 107 次 — SAR (shift arithmetic right) performs a right arithmetic shift on the destination operand. CF. An arithmetic shift preserves the number's sign. mov dl,-80 sar ...
SALSARSHLSHR — Shift
The SAR and SHR instructions can be used to perform signed or unsigned division, respectively, of the destination operand by powers of 2. For example, using ...
SALSARSHLSHR
The SAR and SHR instructions can be used to perform signed or unsigned division, respectively, of the destination operand by powers of 2. For example, using ...
Shift (sal, shl, sar, shr)
Documentation Home > x86 Assembly Language Reference Manual > Chapter 2 Instruction-Set Mapping > Arithmetic Logical Instructions > Shift (sal, shl, sar, shr).
Shift (sal, shl, sar, shr) (IA
sar right shifts (signed divides) a byte, word, or long value for a count specified by an immediate value and stores the quotient in that byte, word, or long ...
Shift and Rotate Instructions
SAR (Shift Arithmetic Right) performs a right arithmetic shift on its operand. • The instruction format is: SAR destination, bits_shifted. • Instruction formats ...