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

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

1 files changed, 3 insertions, 2 deletions

diff --git a/include/llvm/Support/raw_ostream.h b/include/llvm/Support/raw_ostream.h
index e78cfe8641..9fb5f6cb38 100644
--- a/include/llvm/Support/raw_ostream.h
+++ b/include/llvm/Support/raw_ostream.h
@@ -96,7 +96,7 @@ public:
   raw_ostream &operator<<(long N);
   raw_ostream &operator<<(unsigned long long N);
   raw_ostream &operator<<(long long N);
-  
+  raw_ostream &operator<<(const void *P);
   raw_ostream &operator<<(unsigned int N) {
     return this->operator<<(static_cast<unsigned long>(N));
   }
@@ -201,7 +201,8 @@ class raw_os_ostream : public raw_ostream {
   std::ostream &OS;
 public:
   raw_os_ostream(std::ostream &O) : OS(O) {}
-  
+  ~raw_os_ostream();
+
   /// flush_impl - The is the piece of the class that is implemented by
   /// subclasses.  This outputs the currently buffered data and resets the
   /// buffer to empty.