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To: Tom de Vries , gcc-patches
From: Tobias Burnus
Subject: [wwwdocs][patch] gcc-12/changes.html: Document -misa update for nvptx
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The current wording, https://gcc.gnu.org/gcc-12/changes.html#nvptx ,
is outdated and (now wrongly) encourages to use -mptx=.
Updated as follows.
OK?
Tobias
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gcc-12/changes.html: Document -misa update for nvptx
diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html
index a3e46eeb..63e2bf63 100644
--- a/htdocs/gcc-12/changes.html
+++ b/htdocs/gcc-12/changes.html
@@ -468,9 +468,14 @@ a work-in-progress.
NVPTX
+ - The
-misa/ flag now supports sm_53
,
+ sm_70
, sm_75
, and sm_80
besides
+ sm_30
and sm_35
(which is the default).
- The
-mptx
flag has been added to specify the PTX ISA version
for the generated code; permitted values are 3.1
- (default, matches previous GCC versions) and 6.3
.
+ (matches previous GCC versions), 6.0
, 6.3
,
+ and 7.0
. If not specified, the used version is the minimal
+ version required for -misa
but at least 6.0
.
- The new
__PTX_SM__
predefined macro allows code to check the
compute model being targeted by the compiler.