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author | Argyrios Kyrtzidis <akyrtzi@gmail.com> | 2012-03-01 19:45:47 +0000 |
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committer | Argyrios Kyrtzidis <akyrtzi@gmail.com> | 2012-03-01 19:45:47 +0000 |
commit | 925c3f08713c15114c782123789bf7d8604d4460 (patch) | |
tree | 70d0243d0e3f8e08659f966a165ee72f3bdd4b62 /include/llvm/ADT | |
parent | 53930f6d0870b65553f663a2094ca39c3f4bdc98 (diff) | |
download | external_llvm-925c3f08713c15114c782123789bf7d8604d4460.zip external_llvm-925c3f08713c15114c782123789bf7d8604d4460.tar.gz external_llvm-925c3f08713c15114c782123789bf7d8604d4460.tar.bz2 |
Move include/llvm/ADT/SaveAndRestore.h -> include/llvm/Support/SaveAndRestore.h
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151828 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/ADT')
-rw-r--r-- | include/llvm/ADT/SaveAndRestore.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/include/llvm/ADT/SaveAndRestore.h b/include/llvm/ADT/SaveAndRestore.h deleted file mode 100644 index ffa99b9..0000000 --- a/include/llvm/ADT/SaveAndRestore.h +++ /dev/null @@ -1,47 +0,0 @@ -//===-- SaveAndRestore.h - Utility -------------------------------*- C++ -*-=// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file provides utility classes that uses RAII to save and restore -// values. -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_ADT_SAVERESTORE -#define LLVM_ADT_SAVERESTORE - -namespace llvm { - -// SaveAndRestore - A utility class that uses RAII to save and restore -// the value of a variable. -template<typename T> -struct SaveAndRestore { - SaveAndRestore(T& x) : X(x), old_value(x) {} - SaveAndRestore(T& x, const T &new_value) : X(x), old_value(x) { - X = new_value; - } - ~SaveAndRestore() { X = old_value; } - T get() { return old_value; } -private: - T& X; - T old_value; -}; - -// SaveOr - Similar to SaveAndRestore. Operates only on bools; the old -// value of a variable is saved, and during the dstor the old value is -// or'ed with the new value. -struct SaveOr { - SaveOr(bool& x) : X(x), old_value(x) { x = false; } - ~SaveOr() { X |= old_value; } -private: - bool& X; - const bool old_value; -}; - -} -#endif |