diff options
Diffstat (limited to 'include/llvm/Transforms')
| -rw-r--r-- | include/llvm/Transforms/IPO.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/llvm/Transforms/IPO.h b/include/llvm/Transforms/IPO.h index 3cc4e76..466cb44 100644 --- a/include/llvm/Transforms/IPO.h +++ b/include/llvm/Transforms/IPO.h @@ -1,5 +1,16 @@ //===- llvm/Transforms/CleanupGCCOutput.h - Cleanup GCC Output ---*- C++ -*--=// // +// These passes are used to cleanup the output of GCC. GCC's output is +// unneccessarily gross for a couple of reasons. This pass does the following +// things to try to clean it up: +// +// * Eliminate names for GCC types that we know can't be needed by the user. +// * Eliminate names for types that are unused in the entire translation unit +// * Fix various problems that we might have in PHI nodes and casts +// * Link uses of 'void %foo(...)' to 'void %foo(sometypes)' +// +// Note: This code produces dead declarations, it is a good idea to run DCE +// after this pass. // //===----------------------------------------------------------------------===// @@ -7,6 +18,22 @@ #define LLVM_TRANSFORMS_CLEANUPGCCOUTPUT_H class Pass; + +// CleanupGCCOutputPass - Perform all of the function body transformations. +// Pass *createCleanupGCCOutputPass(); + +// FunctionResolvingPass - Go over the functions that are in the module and +// look for functions that have the same name. More often than not, there will +// be things like: +// void "foo"(...) +// void "foo"(int, int) +// because of the way things are declared in C. If this is the case, patch +// things up. +// +// This is an interprocedural pass. +// +Pass *createFunctionResolvingPass(); + #endif |