diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/include/llvm/Analysis/ConstantFolding.h | 10 | ||||
| -rw-r--r-- | llvm/lib/Analysis/ConstantFolding.cpp | 10 |
2 files changed, 14 insertions, 6 deletions
diff --git a/llvm/include/llvm/Analysis/ConstantFolding.h b/llvm/include/llvm/Analysis/ConstantFolding.h index 3e393ff6917..263d42a7ec7 100644 --- a/llvm/include/llvm/Analysis/ConstantFolding.h +++ b/llvm/include/llvm/Analysis/ConstantFolding.h @@ -1,4 +1,4 @@ -//===-- ConstantFolding.h - Analyze constant folding possibilities --------===// +//===-- ConstantFolding.h - Fold instructions into constants --------------===// // // The LLVM Compiler Infrastructure // @@ -7,8 +7,12 @@ // //===----------------------------------------------------------------------===// // -// This family of functions determines the possibility of performing constant -// folding. +// This file declares routines for folding instructions into constants. +// +// Also, to supplement the basic VMCore ConstantExpr simplifications, +// this file declares some additional folding routines that can make use of +// TargetData information. These functions cannot go in VMCore due to library +// dependency issues. // //===----------------------------------------------------------------------===// diff --git a/llvm/lib/Analysis/ConstantFolding.cpp b/llvm/lib/Analysis/ConstantFolding.cpp index 109eaad4584..f07d03aa0f3 100644 --- a/llvm/lib/Analysis/ConstantFolding.cpp +++ b/llvm/lib/Analysis/ConstantFolding.cpp @@ -1,4 +1,4 @@ -//===-- ConstantFolding.cpp - Analyze constant folding possibilities ------===// +//===-- ConstantFolding.cpp - Fold instructions into constants ------------===// // // The LLVM Compiler Infrastructure // @@ -7,8 +7,12 @@ // //===----------------------------------------------------------------------===// // -// This family of functions determines the possibility of performing constant -// folding. +// This file defines routines for folding instructions into constants. +// +// Also, to supplement the basic VMCore ConstantExpr simplifications, +// this file defines some additional folding routines that can make use of +// TargetData information. These functions cannot go in VMCore due to library +// dependency issues. // //===----------------------------------------------------------------------===// |
