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Re: [Patch doc] Document _Float16 availability on ARM/AArch64


On 12/12/2016 04:16 AM, James Greenhalgh wrote:
On Wed, Nov 30, 2016 at 02:36:28PM +0000, James Greenhalgh wrote:

Hi,

As subject - update extend.texi to mention availability of _Float16 types
on ARM and AArch64.

OK?

*ping*

Thanks,
James

2016-11-30  James Greenhalgh  <james.greenhalgh@arm.com>

	* doc/extend.texi (Floating Types): Document availability of
	_Float16 on ARM/AArch64.


diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index d873403..7d3d17a 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -997,8 +997,10 @@ IEEE binary128 format.  The @code{_Float64x} type is supported on all
  systems where @code{__float128} is supported.  The @code{_Float32}
  type is supported on all systems supporting IEEE binary32; the
  @code{_Float64} and @code{Float32x} types are supported on all systems
-supporting IEEE binary64.  GCC does not currently support
-@code{_Float16} or @code{_Float128x} on any systems.
+supporting IEEE binary64.  The @code{_Float16} type is supported on AArch64
+systems by default, and on ARM systems when the IEEE format for 16-bit
+floating point types is selected with @option{-mfp16-format=ieee}.

s/floating point types/floating-point types/

+GCC does not currently support @code{_Float128x} on any systems.

OK to commit with the hyphen added.

-Sandra


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