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Re: [patch, nvptx] document "kernel" function attribute

From: Nathan Sidwell <nathan at acm dot org>
To: Sandra Loosemore <sandra at codesourcery dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>
Cc: bschmidt at redhat dot com
Date: Thu, 7 Jan 2016 12:55:49 -0500
Subject: Re: [patch, nvptx] document "kernel" function attribute
Authentication-results: sourceware.org; auth=none
References: <568DECF9 dot 6090309 at codesourcery dot com> <568E6CC9 dot 6000503 at acm dot org> <568EA651 dot 6080709 at codesourcery dot com>

On 01/07/16 12:54, Sandra Loosemore wrote:

On 01/07/2016 06:48 AM, Nathan Sidwell wrote:

On 01/06/16 23:43, Sandra Loosemore wrote:

I've been trying to fill in missing documentation for target-specific
attributes.  I'm not 100% sure I've got this one correct.  OK to commit?


thanks.


+as a kernel function, which is callable by host code.

It's not directly callable.  Perhaps ', which is invokable by the host
via the CUDA RT library'?

+By default, functions are compiled as device functions instead,
+which are callable only by other device code.

what are 'device functions'?  Perhaps something like
'By default functions are only callable from other PTX functions'.


How about this version?


works for me, thanks

References:
- [patch, nvptx] document "kernel" function attribute
  - From: Sandra Loosemore
- Re: [patch, nvptx] document "kernel" function attribute
  - From: Nathan Sidwell
- Re: [patch, nvptx] document "kernel" function attribute
  - From: Sandra Loosemore

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