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AltiVec is a single-precision
floating point and
integer SIMD
instruction set
designed and
owned by Apple, IBM, and
Freescale Semiconductor (formerly...
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applications designed to take
advantage of the
AltiVec unit. Some
examples are
Adobe Photoshop which utilises the
AltiVec unit for
faster rendering of
effects and...
- swap
bytes and undo the exclusive-OR when
accessing little-endian chips.
AltiVec operations,
despite being 128-bit, are
treated as if they were 64-bit....
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architecture in 1996. This
sparked the
introduction of the much more
powerful AltiVec system in the
Motorola PowerPC and IBM's
POWER systems.
Intel responded...
- double-precision floating-point units, two load/store
units and two
AltiVec units. One of the
AltiVec units executes integer and floating-point instructions, and...
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include Intel's
Streaming SIMD
Extensions (SSE) and the PowerPC-related
AltiVec (also
known as VMX). Many
modern architectures (including
embedded ones)...
-
under the
Apache License. Jon
Scott Stevens derived the name from the
AltiVec Velocity Engine in the
PowerPC G4 chip. Some
common types of applications...
-
auxiliary processing units like
digital signal processors (DSPs) and the
AltiVec extension. Book II –
Virtual Environment Architecture defines the storage...
- Additionally, IBM has
included an
AltiVec (VMX) unit
which is
fully pipelined for
single precision floating point (
Altivec 1 does not
support double precision...
- only
intercept and
emulate user-level code. It
translates G3, G4, and
AltiVec instructions, but not G5.
Although most
commercial software for PowerPC-based...
