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| author | Tom de Vries <tdevries@suse.de> | 2022-03-30 09:50:18 +0200 |
|---|---|---|
| committer | Tom de Vries <tdevries@suse.de> | 2022-03-30 11:10:06 +0200 |
| commit | c8cd03f5b52ad297f73e7181e9f0c643a88a51e3 (patch) | |
| tree | 426d9958025c531b7cd3405d6ed835a9ec230908 | |
| parent | e3e68fa59ead502c24950298b53c637bbe535a74 (diff) | |
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[nvptx, doc] Document predefined macros at march and mptx
Document predefined macros:
- __PTX_SM__ ,
- __PTX_ISA_VERSION_MAJOR__ and
- __PTX_ISA_VERSION_MINOR__ .
gcc/ChangeLog:
2022-03-29 Tom de Vries <tdevries@suse.de>
* doc/invoke.texi (march): Document __PTX_SM__.
(mptx): Document __PTX_ISA_VERSION_MAJOR__ and
__PTX_ISA_VERSION_MINOR__.
Co-Authored-By: Tobias Burnus <tobias@codesourcery.com>
| -rw-r--r-- | gcc/doc/invoke.texi | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 43b7513..09715a5 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -27547,6 +27547,10 @@ Generate code for the specified PTX ISA target architecture @samp{sm_35}, @samp{sm_53}, @samp{sm_70}, @samp{sm_75} and @samp{sm_80}. The default target architecture is sm_30. +This option sets the value of the preprocessor macro +@code{__PTX_SM__}; for instance, for @samp{sm_35}, it has the value +@samp{350}. + @item -misa=@var{architecture-string} @opindex misa Alias of @option{-march=}. @@ -27566,6 +27570,11 @@ Valid version strings include @samp{3.1}, @samp{6.0}, @samp{6.3}, and version is required for specified PTX ISA target architecture via option @option{-march=}. +This option sets the values of the preprocessor macros +@code{__PTX_ISA_VERSION_MAJOR__} and @code{__PTX_ISA_VERSION_MINOR__}; +for instance, for @samp{3.1} the macros have the values @samp{3} and +@samp{1}, respectively. + @item -mmainkernel @opindex mmainkernel Link in code for a __main kernel. This is for stand-alone instead of |