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Switch the asmprinter (.ll) and all the stuff it requires over to

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use raw_ostream instead of std::ostream.  Among other goodness,
this speeds up llvm-dis of kc++ with a release build from 0.85s
to 0.49s (88% faster).

Other interesting changes:
 1) This makes Value::print be non-virtual.
 2) AP[S]Int and ConstantRange can no longer print to ostream directly, 
    use raw_ostream instead.
 3) This fixes a bug in raw_os_ostream where it didn't flush itself 
    when destroyed.
 4) This adds a new SDNode::print method, instead of only allowing "dump".


A lot of APIs have both std::ostream and raw_ostream versions, it would
be useful to go through and systematically anihilate the std::ostream 
versions.

This passes dejagnu, but there may be minor fallout, plz let me know if
so and I'll fix it.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55263 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2008-08-23 22:23:09 +00:00
parent ef5dc366e7
commit 944fac71e0
36 changed files with 270 additions and 251 deletions
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14
include/llvm/Value.h
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@@ -35,6 +35,8 @@ class ValueSymbolTable;
class TypeSymbolTable;
template<typename ValueTy> class StringMapEntry;
typedef StringMapEntry<Value*> ValueName;
class raw_ostream;
class AssemblyAnnotationWriter;
//===----------------------------------------------------------------------===//
// Value Class
@@ -76,10 +78,10 @@ public:
//
virtual void dump() const;
/// print - Implement operator<< on Value...
/// print - Implement operator<< on Value.
///
virtual void print(std::ostream &O) const = 0;
void print(std::ostream *O) const { if (O) print(*O); }
void print(std::ostream &O, AssemblyAnnotationWriter *AAW = 0) const;
void print(raw_ostream &O, AssemblyAnnotationWriter *AAW = 0) const;
/// All values are typed, get the type of this value.
///
@@ -237,7 +239,11 @@ inline std::ostream &operator<<(std::ostream &OS, const Value &V) {
V.print(OS);
return OS;
}
inline raw_ostream &operator<<(raw_ostream &OS, const Value &V) {
V.print(OS);
return OS;
}
void Use::init(Value *V, User *) {
Val = V;
if (V) V->addUse(*this);