[SYCL][NFC][Doc] Minor docs update (#6119)

* Fix level zero specification link
* Use short DPC++ name everywhere
* Formatting changes

Author: Pavel Chupin

README.md

@@ -3,22 +3,22 @@
 This is the Intel staging area for llvm.org contributions and the home for
 Intel LLVM-based projects:
 
-- [oneAPI Data Parallel C++ compiler](#oneapi-data-parallel-c-compiler)
+- [oneAPI DPC++ compiler](#oneapi-dpc-compiler)
 - [Late-outline OpenMP and OpenMP Offload](#late-outline-openmp-and-openmp-offload)
 
-## oneAPI Data Parallel C++ compiler
+## oneAPI DPC++ compiler
 
 [![](https://spec.oneapi.io/oneapi-logo-white-scaled.jpg)](https://www.oneapi.io/)
 
 [![SYCL Post Commit](https://github.com/intel/llvm/actions/workflows/sycl_post_commit.yml/badge.svg?branch=sycl)](https://github.com/intel/llvm/actions/workflows/sycl_post_commit.yml)
 [![Generate Doxygen documentation](https://github.com/intel/llvm/actions/workflows/gh_pages.yml/badge.svg?branch=sycl)](https://github.com/intel/llvm/actions/workflows/gh_pages.yml)
 
-The Data Parallel C++ or DPC++ is a LLVM-based compiler project that implements
-compiler and runtime support for the SYCL\* language. The project is hosted in
-the [sycl](/../../tree/sycl) branch and is synced with the tip of the LLVM
-upstream main branch on a regular basis (revisions delay is usually not more
-than 1-2 weeks). DPC++ compiler takes everything from LLVM upstream as is,
-however some modules of LLVM might be not included in the default project build
+The DPC++ is a LLVM-based compiler project that implements compiler and runtime
+support for the SYCL\* language. The project is hosted in the
+[sycl](/../../tree/sycl) branch and is synced with the tip of the LLVM upstream
+main branch on a regular basis (revisions delay is usually not more than 1-2
+weeks). DPC++ compiler takes everything from LLVM upstream as is, however some
+modules of LLVM might be not included in the default project build
 configuration. Additional modules can be enabled by modifying build framework
 settings.
 

clang/docs/LanguageExtensions.rst

@@ -2944,7 +2944,7 @@ Query for this feature with ``__has_builtin(__builtin_trap)``.
 
 ``__builtin_sycl_unique_stable_name()`` is a builtin that takes a type and
 produces a string literal containing a unique name for the type that is stable
-across split compilations, mainly to support SYCL/Data Parallel C++ language.
+across split compilations, mainly to support SYCL language.
 
 In cases where the split compilation needs to share a unique token for a type
 across the boundary (such as in an offloading situation), this name can be used

sycl/doc/GetStartedGuide.md

@@ -859,11 +859,8 @@ which contains all the symbols required.
 
 ## Find More
 
-* DPC++ specification:
-[https://spec.oneapi.com/versions/latest/elements/dpcpp/source/index.html](https://spec.oneapi.com/versions/latest/elements/dpcpp/source/index.html)
-* SYCL\* 2020 specification:
-[https://www.khronos.org/registry/SYCL/](https://www.khronos.org/registry/SYCL/)
-* oneAPI Level Zero specification:
-[https://spec.oneapi.com/versions/latest/oneL0/index.html](https://spec.oneapi.com/versions/latest/oneL0/index.html)
-
-\*Other names and brands may be claimed as the property of others.
+* [DPC++ specification](https://spec.oneapi.io/versions/latest/elements/dpcpp/source/index.html)
+* [SYCL\* specification](https://www.khronos.org/registry/SYCL)
+* [Level Zero specification](https://spec.oneapi.io/level-zero/latest/index.html)
+
+<sub>\*Other names and brands may be claimed as the property of others.</sub>

sycl/doc/design/ITTAnnotations.md

@@ -61,7 +61,7 @@ a wrapper.
 
 ## Conditional compilation
 
-Data Parallel C++ compiler automatically instruments user code through
+DPC++ compiler automatically instruments user code through
 SPIRITTAnnotations LLVM pass, which is enabled for targets, that natively
 support specialization constants (i.e., SPIR-V targets). Annotations are
 generated for barriers, atomics, work item start and finish.

sycl/doc/doxygen.cfg.in

@@ -44,7 +44,7 @@ PROJECT_NUMBER         = @PACKAGE_VERSION@
 # for a project that appears at the top of each page and should give viewer a
 # quick idea about the purpose of the project. Keep the description short.
 
-PROJECT_BRIEF          = "Runtime libraries for oneAPI Data Parallel C++"
+PROJECT_BRIEF          = "Runtime libraries for oneAPI DPC++"
 
 # With the PROJECT_LOGO tag one can specify a logo or an icon that is included
 # in the documentation. The maximum height of the logo should not exceed 55

sycl/doc/index.rst

@@ -1,4 +1,4 @@
-Data Parallel C++ Documentation
+DPC++ Documentation
 ===============================
 
 Using oneAPI DPC++ for Application Development