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| -rw-r--r-- | docs/UsersManual.html | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/docs/UsersManual.html b/docs/UsersManual.html index e7072da9fd..460e331d39 100644 --- a/docs/UsersManual.html +++ b/docs/UsersManual.html @@ -52,22 +52,16 @@ td { </ul> </li> <li><a href="#cxx">C++ Language Features</a> - <ul> - <li>...</li> - </ul> </li> <li><a href="#objcxx">Objective C++ Language Features</a> - <ul> - <li>...</li> - </ul> </li> <li><a href="#target_features">Target-Specific Features and Limitations</a> <ul> <li><a href="#target_arch">CPU Architectures Features and Limitations</a> <ul> <li><a href="#target_arch_x86">X86</a></li> - <li>PPC</li> - <li>ARM</li> + <li><a href="#target_arch_arm">ARM</a></li> + <li><a href="#target_arch_other">Other platforms</a></li> </ul> </li> <li><a href="#target_os">Operating System Features and Limitations</a> @@ -670,7 +664,37 @@ more information.</p> <!-- ======================== --> <h4 id="target_arch_x86">X86</h4> <!-- ======================== --> +<p>The support for X86 (both 32-bit and 64-bit) is considered stable +on Darwin (Mac OS/X), Linux, FreeBSD, and Dragonfly BSD: it has been tested to +correctly compile large C and Objective-C codebases. (FIXME: Anything specific +we want to say here? Possibly mention some LLVM x86 limitations?) +<!-- ======================== --> +<h4 id="target_arch_arm">ARM</h4> +<!-- ======================== --> +ARM support is mostly feature-complete, but still experimental; it hasn't +undergone significant testing. + +<!-- ======================== --> +<h4 id="target_arch_other">Other platforms</h4> +<!-- ======================== --> +clang currently contains some support for PPC and Sparc; however, significant +pieces of code generation are still missing, and they haven't undergone +significant testing. + +<p>clang contains some support for the embedded PIC16 processor +(FIXME: I haven't been keeping track of this; what should this say?). + +<p>clang contains limited support for the MSP430 embedded processor, but both +the clang support and the LLVM backend support are highly experimental. + +<p>Other platforms are completely unsupported at the moment. Adding the +minimal support needed for parsing and semantic analysis on a new platform +is quite easy; see lib/Basic/Targets.cpp in the clang source tree. This level +of support is also sufficient for conversion to LLVM IR for simple programs. +Proper support for conversion to LLVM IR requires adding code to +lib/CodeGen/CGCall.cpp at the moment; this is likely to change soon, though. +Generating assembly requires a suitable LLVM backend. <!-- = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = --> <h3 id="target_os">Operating System Features and Limitations</h3> |