-
OperandSize variants (e.g. CWDE, LODSD) New
opcodes that
introduced new
functionality (e.g. SHLD, SETcc) For
instruction forms where the
operand size...
-
memory operands in ALU instructions,
absolute addressing, PC-relative addressing, and register-to-register spills) that CISC ISAs offer. The
size or length...
- systems. GMP aims to be
faster than any
other bignum library for all
operand sizes. Some
important factors in
doing this are: Full
words are the basic...
-
extensions of the
register size. It
allows existing two-
operand instructions to be
modified into non-destructive three-
operand forms where the destination...
- 16-bit
operands, as that code
would be
running in a code
segment with a
default operand size of 32 bits. In real mode, the
default operand size is 16 bits...
-
number of
gates (for all but the
smallest operand sizes) and
makes it
slightly faster (for all
operand sizes).
Dadda and
Wallace multipliers have the same...
- non-destructive
source register operand. Bit L
specifying 256-bit
vector length. Two bits
named p to
replace operand size prefixes and
operand type
prefixes (66h,...
-
architecture identify the
operand(s) of each instruction. An
addressing mode
specifies how to
calculate the
effective memory address of an
operand by
using information...
-
which are
larger than the ALU word
size. To do this, the
algorithm treats each
operand as an
ordered collection of ALU-
size fragments,
arranged from most-significant...
- word
contains an
added operand size bit,
which is
combined with the
existing B/W bit to
specify the
operand size. One
unused size combination exists; indications...
