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Clarify "vec" DataT #673

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Clarify "vec" DataT #673

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12 changes: 7 additions & 5 deletions adoc/chapters/programming_interface.adoc
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Original file line number Diff line number Diff line change
Expand Up @@ -17727,8 +17727,8 @@ a@
----
byte
----
a@ An unsigned 8-bit integer. This is deprecated in SYCL 2020 since {cpp17}
[code]#std::byte# can be used instead.
a@ An alias to [code]#std::uint8_t#. This is deprecated in SYCL 2020 since
{cpp17} [code]#std::byte# can be used instead.

a@
[source]
Expand Down Expand Up @@ -17758,10 +17758,12 @@ from a swizzled set of component elements.

The [code]#vec# class is templated on its number of elements and its element
type.
The number of elements parameter, _NumElements_, can be one of: 1, 2, 3, 4, 8 or 16.
The number of elements parameter, [code]#NumElements#, must be one of: 1, 2, 3,
4, 8 or 16.
Any other value shall produce a compilation failure.
The element type parameter, _DataT_, must be one of the basic scalar types
supported in device code.
The element type parameter, [code]#DataT#, must be the cv-unqualified version of
one of the following: one of the built-in scalar data types listed in
<<subsec:scalartypes>>, [code]#half#, or [code]#sycl::byte#.

The SYCL [code]#vec# class template provides interoperability with the
underlying vector type defined by [code]#vector_t# which is available only when
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