[libclc] 70e0a7e - [libclc] Convert README to Markdown (#111549)
via cfe-commits
cfe-commits at lists.llvm.org
Tue Oct 8 08:58:06 PDT 2024
Author: David Spickett
Date: 2024-10-08T16:58:02+01:00
New Revision: 70e0a7e7e6a8541bcc46908c592eed561850e416
URL: https://github.com/llvm/llvm-project/commit/70e0a7e7e6a8541bcc46908c592eed561850e416
DIFF: https://github.com/llvm/llvm-project/commit/70e0a7e7e6a8541bcc46908c592eed561850e416.diff
LOG: [libclc] Convert README to Markdown (#111549)
A bit nicer to read on GitHub and with clickable links.
No content changes purely formatting.
Added:
libclc/README.md
Modified:
Removed:
libclc/README.TXT
################################################################################
diff --git a/libclc/README.TXT b/libclc/README.md
similarity index 62%
rename from libclc/README.TXT
rename to libclc/README.md
index 9d4fd4622d9db4..34f329d861199f 100644
--- a/libclc/README.TXT
+++ b/libclc/README.md
@@ -1,20 +1,19 @@
-libclc
-------
+# libclc
libclc is an open source implementation of the library
requirements of the OpenCL C programming language, as specified by the
OpenCL 1.1 Specification. The following sections of the specification
impose library requirements:
- * 6.1: Supported Data Types
- * 6.2.3: Explicit Conversions
- * 6.2.4.2: Reinterpreting Types Using as_type() and as_typen()
- * 6.9: Preprocessor Directives and Macros
- * 6.11: Built-in Functions
- * 9.3: Double Precision Floating-Point
- * 9.4: 64-bit Atomics
- * 9.5: Writing to 3D image memory objects
- * 9.6: Half Precision Floating-Point
+ * 6.1: Supported Data Types
+ * 6.2.3: Explicit Conversions
+ * 6.2.4.2: Reinterpreting Types Using as_type() and as_typen()
+ * 6.9: Preprocessor Directives and Macros
+ * 6.11: Built-in Functions
+ * 9.3: Double Precision Floating-Point
+ * 9.4: 64-bit Atomics
+ * 9.5: Writing to 3D image memory objects
+ * 9.6: Half Precision Floating-Point
libclc is intended to be used with the Clang compiler's OpenCL frontend.
@@ -26,44 +25,43 @@ functions.
libclc currently supports PTX, AMDGPU, SPIRV and CLSPV targets, but support for
more targets is welcome.
-Compiling and installing
-------------------------
+## Compiling and installing
-(in the following instructions you can use make or ninja)
+(in the following instructions you can use `make` or `ninja`)
For an in-tree build, Clang must also be built at the same time:
-
+```
$ cmake <path-to>/llvm-project/llvm/CMakeLists.txt -DLLVM_ENABLE_PROJECTS="libclc;clang" \
-DCMAKE_BUILD_TYPE=Release -G Ninja
$ ninja
-
+```
Then install:
-
+```
$ ninja install
-
-Note you can use the DESTDIR Makefile variable to do staged installs.
-
+```
+Note you can use the `DESTDIR` Makefile variable to do staged installs.
+```
$ DESTDIR=/path/for/staged/install ninja install
-
+```
To build out of tree, or in other words, against an existing LLVM build or install:
-
+```
$ cmake <path-to>/llvm-project/libclc/CMakeLists.txt -DCMAKE_BUILD_TYPE=Release \
-G Ninja -DLLVM_DIR=$(<path-to>/llvm-config --cmakedir)
$ ninja
-
+```
Then install as before.
In both cases this will include all supported targets. You can choose which
targets are enabled by passing `-DLIBCLC_TARGETS_TO_BUILD` to CMake. The default
-is "all".
+is `all`.
In both cases, the LLVM used must include the targets you want libclc support for
-(AMDGPU and NVPTX are enabled in LLVM by default). Apart from SPIRV where you do
-not need an LLVM target but you do need the llvm-spirv tool
-(https://github.com/KhronosGroup/SPIRV-LLVM-Translator) available. Either build
-this in-tree, or place it in the directory pointed to by `LLVM_TOOLS_BINARY_DIR`.
+(`AMDGPU` and `NVPTX` are enabled in LLVM by default). Apart from `SPIRV` where you do
+not need an LLVM target but you do need the
+[llvm-spirv tool](https://github.com/KhronosGroup/SPIRV-LLVM-Translator) available.
+Either build this in-tree, or place it in the directory pointed to by
+`LLVM_TOOLS_BINARY_DIR`.
-Website
--------
+## Website
https://libclc.llvm.org/
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