Summary:
The only interface that we ever plan to have in this file is
PlatformDevice, so it makes sense to rename the file to reflect that.
Reviewers: jprice
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24269
llvm-svn: 280737
Summary:
As pointed out by jprice, these classes don't serve a purpose. Instead,
we stay consistent with the way memory is managed and let the Stream and
Kernel classes directly hold opaque handles to device Stream and Kernel
instances, respectively.
Reviewers: jprice, jlebar
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24213
llvm-svn: 280719
Summary:
Simple utility methods will prevent users from making mistakes when
converting element counts to byte counts.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24197
llvm-svn: 280563
Summary:
* Sections on main page.
* Use std algorithm for equality check in example.
* Add tree view on left side.
* Add extra CSS sheet to restrict content width.
* Add mild background color.
* Restrict alphabetic indexes to 1 column.
* Round corners of content boxes.
* Rename example to CUDASaxpy.cpp.
* Add CUDASaxpy.cpp to "Examples" section.
Reviewers: jprice
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24198
llvm-svn: 280511
Summary:
Final step in getting GlobalDeviceMemory to own its handle.
* Make GlobalDeviceMemory movable, but no longer copyable.
* Make Device::freeDeviceMemory function private and make
GlobalDeviceMemoryBase a friend of Device so GlobalDeviceMemoryBase
can free its memory in its destructor.
* Make GlobalDeviceMemory constructor private and make Device a friend
so it can construct GlobalDeviceMemory.
* Remove SharedDeviceMemoryBase class because it is never used.
* Remove explicit memory freeing from example code.
This change just consumes any errors generated during device memory freeing.
The real error handling will be added in a future patch.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24195
llvm-svn: 280509
The "install" build target will now copy the StreamExecutor library and
headers to the appropriate subdirectories of CMAKE_INSTALL_PREFIX.
llvm-svn: 280506
Summary:
Step 4 of getting GlobalDeviceMemory to own its handle.
Take out code to pack untyped device memory types as kernel arguments.
When GlobalDeviceMemory owns its handle, users will never touch untyped
device memory types, so they will never pass them as kernel args.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24177
llvm-svn: 280496
Summary:
Step 3 of getting GlobalDeviceMemory to own its handle.
Since GlobalDeviceMemory will no longer by copy-constructible, we must
pass instances by reference rather than by value.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24172
llvm-svn: 280439
Summary:
Kernel is basically just a smart pointer to the underlying
implementation, so making it movable prevents having to store a
std::unique_ptr to it.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24150
llvm-svn: 280437
Summary:
Step 2 of getting GlobalDeviceMemory to own its handle.
Use the SimpleHostPlatformDevice allocate methods to create device
arrays for tests, and check for successful copies by dereferncing the
device array handle directly because we know it is really a host
pointer.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24148
llvm-svn: 280428
Summary:
This is the first in a series of patches that will convert
GlobalDeviceMemory to own its device memory handle. The first step is to
remove GlobalDeviceMemoryBase from the PlatformInterface interfaces and
use raw handles there instead. This is useful because
GlobalDeviceMemoryBase is going to lose its importance in this process.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24114
llvm-svn: 280401
Summary:
The example code makes it clear that this is a much better design
decision.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24142
llvm-svn: 280397
Public documentation shouldn't be generated for unit test code and code
that is only meant to be used as snippets in other documentation.
llvm-svn: 280278
Summary:
Make the Kernel class follow the pattern of the other classes. It now
has a type-safe user wrapper and a typeless, platform-specific handle.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D24043
llvm-svn: 280176
Summary:
There was a typo where \endcode was spelled as \encode and it was
keeping the whole file document from rendering. I also added in some \c
annotations for inline code stuff to make it look nicer.
Reviewers: jprice
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23941
llvm-svn: 279855
Summary: This more clearly describes what the class is.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23851
llvm-svn: 279669
Summary:
The return value from PlatformExecutor::allocateDeviceMemory needs to be
converted from Expected<GlobalDeviceMemoryBase> to
Expected<GlobalDeviceMemory<T>> in Executor::allocateDeviceMemory.
A similar bug is also fixed for Executor::allocateHostMemory.
Thanks to jprice for identifying this bug.
Reviewers: jprice, jlebar
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23849
llvm-svn: 279658
Summary:
Consolidate Executor::synchronousCopy* and Stream::thenCopy* methods into
Doxygen method groups and combine all their comments into one section.
Also a "doc" target to the build files to use Doxygen to build the
documentation.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23845
llvm-svn: 279654
Summary:
Add Executor methods that block the host until completion. Since these
methods are host-synchronous, they don't require Stream arguments.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23577
llvm-svn: 279640
Summary: No functional changes just renaming this class for better readability.
Reviewers: jlebar
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23574
llvm-svn: 278833
Summary: Add the Stream class and a few of the operations it supports.
Reviewers: jlebar, tra
Subscribers: jprice, parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23333
llvm-svn: 278829
Summary:
Add types for device memory and add the code that knows how to pack these
device memory types if they are passed as arguments to kernel launches.
Reviewers: jlebar, tra
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23211
llvm-svn: 278021
Summary:
Add definitions for the KernelLoaderSpec and MultiKernelLoaderSpec
classes to StreamExecutor. Instances of these classes are generated by the
compiler in order to provide host code with a handle to device code.
Reviewers: jlebar, tra
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D23038
llvm-svn: 277615
Summary:
Error handling in StreamExecutor is based on llvm::Error and
llvm::Expected. This CL sets up the StreamExecutor wrapper classes in
the streamexecutor namespace.
All the other StreamExecutor code makes use of this error handling code,
so this is the first CL for checking in StreamExecutor.
Reviewers: jlebar, tra
Subscribers: parallel_libs-commits
Differential Revision: https://reviews.llvm.org/D22687
llvm-svn: 277210
Jason Henline