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From: Tom de Vries <vries@sourceware.org> To: gcc-cvs-wwwdocs@gcc.gnu.org Subject: gcc-wwwdocs branch master updated. 7628017f4f79e9ba4f449cc6e24bc1f36c0adf84 Date: Tue, 5 Apr 2022 08:20:11 +0000 (GMT) [thread overview] Message-ID: <20220405082011.B42613858D37@sourceware.org> (raw) This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "gcc-wwwdocs". The branch, master has been updated via 7628017f4f79e9ba4f449cc6e24bc1f36c0adf84 (commit) from 8ea26ed30b580df09f63ed90c1a14f27b7bb97c0 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit 7628017f4f79e9ba4f449cc6e24bc1f36c0adf84 Author: Tom de Vries <tdevries@suse.de> Date: Wed Mar 30 14:14:06 2022 +0200 gcc-12: Nvptx updates. Co-Authored-By: Tobias Burnus <tobias@codesourcery.com> diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html index 4e1f6b0f..4f2ee77f 100644 --- a/htdocs/gcc-12/changes.html +++ b/htdocs/gcc-12/changes.html @@ -561,12 +561,33 @@ a work-in-progress.</p> <h3 id="nvptx">NVPTX</h3> <ul> + <li>The <code>-march</code> flag has been added. The <code>-misa</code> + flag is now considered an alias of the <code>-march</code> flag.</li> + <li>Support for PTX ISA target architectures <code>sm_53</code>, + <code>sm_70</code>, <code>sm_75</code> and <code>sm_80</code> has been + added. These can be specified using the <code>-march</code> flag.</li> + <li>The default PTX ISA target architecture has been set back + to <code>sm_30</code>, to fix support for <code>sm_30</code> boards.</li> + <li>The <code>-march-map</code> flag has been added. The + <code>-march-map</code> value will be mapped to an valid + <code>-march</code> flag value. For instance, + <code>-march-map=sm_50</code> maps to <code>-march=sm_35</code>. + This can be used to specify that generated code is to be executed on a + board with at least some specific compute capability, without having to + know the valid values for the <code>-march</code> flag.</li> <li>The <code>-mptx</code> flag has been added to specify the PTX ISA version for the generated code; permitted values are <code>3.1</code> - (default, matches previous GCC versions) and <code>6.3</code>. + (matches previous GCC versions), <code>6.0</code>, <code>6.3</code>, + and <code>7.0</code>. If not specified, the used version is the minimal + version required for <code>-march</code> but at least <code>6.0</code>. </li> + <li>An <code>mptx-3.1</code> multilib was added. This allows using older + drivers which do not support PTX ISA version 6.0.</li> <li>The new <code>__PTX_SM__</code> predefined macro allows code to check the - compute model being targeted by the compiler.</li> + PTX ISA target architecture being targeted by the compiler.</li> + <li>The new <code>__PTX_ISA_VERSION_MAJOR__</code> + and <code>__PTX_ISA_VERSION_MINOR__</code> predefined macros allows code + to check the PTX ISA version being targeted by the compiler.</li> </ul> <!-- <h3 id="hppa">PA-RISC</h3> --> ----------------------------------------------------------------------- Summary of changes: htdocs/gcc-12/changes.html | 25 +++++++++++++++++++++++-- 1 file changed, 23 insertions(+), 2 deletions(-) hooks/post-receive -- gcc-wwwdocs
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