diff options
Diffstat (limited to 'docs/ReleaseNotes.html')
| -rw-r--r-- | docs/ReleaseNotes.html | 48 |
1 files changed, 40 insertions, 8 deletions
diff --git a/docs/ReleaseNotes.html b/docs/ReleaseNotes.html index 54cfa20568..3488479542 100644 --- a/docs/ReleaseNotes.html +++ b/docs/ReleaseNotes.html @@ -3,7 +3,7 @@ <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> - <link rel="stylesheet" href="llvm.css" type="text/css"> + <link rel="stylesheet" href="_static/llvm.css" type="text/css"> <title>LLVM 3.1 Release Notes</title> </head> <body> @@ -96,6 +96,7 @@ Release Notes</a>.</h1> <p>In the LLVM 3.1 time-frame, the Clang team has made many improvements:</p> <ul> + <li>C++11 support is greatly expanded including lambdas, initializer lists, constexpr, user-defined literals, and atomics.</li> <li>...</li> </ul> @@ -119,17 +120,30 @@ Release Notes</a>.</h1> <div> <p><a href="http://dragonegg.llvm.org/">DragonEgg</a> is a <a href="http://gcc.gnu.org/wiki/plugins">gcc plugin</a> that replaces GCC's - optimizers and code generators with LLVM's. It works with gcc-4.5 or gcc-4.6, - targets the x86-32 and x86-64 processor families, and has been successfully - used on the Darwin, FreeBSD, KFreeBSD, Linux and OpenBSD platforms. It fully - supports Ada, C, C++ and Fortran. It has partial support for Go, Java, Obj-C - and Obj-C++.</p> + optimizers and code generators with LLVM's. It works with gcc-4.5 and gcc-4.6 + (and partially with gcc-4.7), can target the x86-32/x86-64 and ARM processor + families, and has been successfully used on the Darwin, FreeBSD, KFreeBSD, + Linux and OpenBSD platforms. It fully supports Ada, C, C++ and Fortran. It + has partial support for Go, Java, Obj-C and Obj-C++.</p> <p>The 3.1 release has the following notable changes:</p> <ul> - <li>...</li> + <li>Partial support for gcc-4.7. Ada support is poor, but other languages work + fairly well.</li> + + <li>Support for ARM processors. Some essential gcc headers that are needed to + build DragonEgg for ARM are not installed by gcc. To work around this, + copy the missing headers from the gcc source tree.</li> + + <li>Better optimization for Fortran by exploiting the fact that Fortran scalar + arguments have 'restrict' semantics.</li> + + <li>Better optimization for all languages by passing information about type + aliasing and type ranges to the LLVM optimizers.</li> + + <li>A regression test-suite was added.</li> </ul> @@ -250,7 +264,21 @@ Release Notes</a>.</h1> a lot of other language and tools projects. This section lists some of the projects that have already been updated to work with LLVM 3.1.</p> - ... to be filled in right before the release ... +<h3>Pure</h3> + +<p>Pure (http://pure-lang.googlecode.com/) is an algebraic/functional +programming language based on term rewriting. Programs are collections of +equations which are used to evaluate expressions in a symbolic fashion. The +interpreter uses LLVM as a backend to JIT-compile Pure programs to fast native +code. Pure offers dynamic typing, eager and lazy evaluation, lexical closures, a +hygienic macro system (also based on term rewriting), built-in list and matrix +support (including list and matrix comprehensions) and an easy-to-use interface +to C and other programming languages (including the ability to load LLVM bitcode +modules, and inline C, C++, Fortran and Faust code in Pure programs if the +corresponding LLVM-enabled compilers are installed).</p> + +<p>Pure version 0.54 has been tested and is known to work with LLVM 3.1 (and +continues to work with older LLVM releases >= 2.5).</p> </div> @@ -536,6 +564,9 @@ syntax, there are still significant gaps in that support.</p> <li>The <tt>unwind</tt> instruction is now gone. With the introduction of the new exception handling system in LLVM 3.0, the <tt>unwind</tt> instruction became obsolete.</li> + <li>LLVM 3.0 and earlier automatically added the returns_twice fo functions + like setjmp based on the name. This functionality was removed in 3.1. + This affects Clang users, if -ffreestanding is used.</li> <li>....</li> </ul> @@ -604,6 +635,7 @@ syntax, there are still significant gaps in that support.</p> <ul> <li>llvm-stress is a command line tool for generating random .ll files to fuzz different LLVM components. </li> + <li>llvm-ld has been removed. Use llvm-link or Clang instead.</li> <li>....</li> </ul> |