From 365db8e0e5b7994e1a41fd13b58d230b5df84ae3 Mon Sep 17 00:00:00 2001 From: Sandra Loosemore Date: Thu, 7 Jan 2016 13:02:25 -0500 Subject: [PATCH] re PR target/1078 (Problems with attributes documentation) 2016-01-07 Sandra Loosemore PR 1078 gcc/ * doc/extend.texi (Nvidia PDX Function Attributes): New section. From-SVN: r232136 --- gcc/ChangeLog | 5 +++++ gcc/doc/extend.texi | 17 +++++++++++++++++ 2 files changed, 22 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 619bae65a85..215a366b02e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2016-01-07 Sandra Loosemore + + PR 1078 + * doc/extend.texi (Nvidia PDX Function Attributes): New section. + 2016-01-07 H.J. Lu PR target/69171 diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index f6f561f1f6d..35d7e570382 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -2271,6 +2271,7 @@ GCC plugins may provide their own attributes. * MSP430 Function Attributes:: * NDS32 Function Attributes:: * Nios II Function Attributes:: +* Nvidia PTX Function Attributes:: * PowerPC Function Attributes:: * RL78 Function Attributes:: * RX Function Attributes:: @@ -4633,6 +4634,22 @@ named @var{name}. @end table @end table +@node Nvidia PTX Function Attributes +@subsection Nvidia PTX Function Attributes + +These function attributes are supported by the Nvidia PTX back end: + +@table @code +@item kernel +@cindex @code{kernel} attribute, Nvidia PTX +This attribute indicates that the corresponding function should be compiled +as a kernel function, which can be invoked from the host via the CUDA RT +library. +By default functions are only callable only from other PTX functions. + +Kernel functions must have @code{void} return type. +@end table + @node PowerPC Function Attributes @subsection PowerPC Function Attributes