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b71d1b2fe2
This definitely slows down asm output so put it under an -asm-exuberant flag. This information is useful when doing static analysis of performance issues. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78567 91177308-0d34-0410-b5e6-96231b3b80d8
44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
//===----------------- IOManip.h - iostream manipulators ---------*- C++ -*===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Manipulators to do special-purpose formatting.
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//
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//===----------------------------------------------------------------------===//
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namespace llvm {
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/// Indent - Insert spaces into the character output stream. The
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/// "level" is multiplied by the "scale" to calculate the number of
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/// spaces to insert. "level" can represent something like loop
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/// nesting level, for example.
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///
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class Indent {
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public:
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explicit Indent(int lvl, int amt = 2)
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: level(lvl), scale(amt) {}
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template<typename OStream>
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OStream &operator()(OStream &out) const {
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for(int i = 0; i < level*scale; ++i) {
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out << " ";
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}
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return out;
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}
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private:
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int level;
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int scale;
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};
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template<typename OStream>
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OStream &operator<<(OStream &out, const Indent &indent)
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{
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return(indent(out));
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}
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}
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