From 744879ea01779a48f898a801c847677b0bfa824a Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Sun, 6 May 2007 09:32:02 +0000
Subject: switch tools to bitcode from bytecode

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36872 91177308-0d34-0410-b5e6-96231b3b80d8
---
 tools/opt/Makefile |  2 +-
 tools/opt/opt.cpp  | 40 +++++++++++-----------------------------
 2 files changed, 12 insertions(+), 30 deletions(-)

(limited to 'tools/opt')

diff --git a/tools/opt/Makefile b/tools/opt/Makefile
index 76cb5b1272..f444fe338b 100644
--- a/tools/opt/Makefile
+++ b/tools/opt/Makefile
@@ -10,6 +10,6 @@ LEVEL = ../..
 TOOLNAME = opt
 REQUIRES_EH := 1
 
-LINK_COMPONENTS := bcreader bcwriter bitreader bitwriter instrumentation scalaropts ipo
+LINK_COMPONENTS := bitreader bitwriter instrumentation scalaropts ipo
 
 include $(LEVEL)/Makefile.common
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index 218e5f0b1d..99249b9442 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -14,8 +14,6 @@
 
 #include "llvm/Module.h"
 #include "llvm/PassManager.h"
-#include "llvm/Bytecode/Reader.h"
-#include "llvm/Bytecode/WriteBytecodePass.h"
 #include "llvm/Bitcode/ReaderWriter.h"
 #include "llvm/Assembly/PrintModulePass.h"
 #include "llvm/Analysis/Verifier.h"
@@ -37,17 +35,12 @@
 #include <algorithm>
 using namespace llvm;
 
-static cl::opt<bool> Bitcode("bitcode");
-
 // The OptimizationList is automatically populated with registered Passes by the
 // PassNameParser.
 //
 static cl::list<const PassInfo*, bool, PassNameParser>
 PassList(cl::desc("Optimizations available:"));
 
-static cl::opt<bool> NoCompress("disable-compression", cl::init(true),
-       cl::desc("Don't compress the generated bytecode"));
-
 // Other command line options...
 //
 static cl::opt<std::string>
@@ -267,21 +260,15 @@ int main(int argc, char **argv) {
 
     // Load the input module...
     std::auto_ptr<Module> M;
-    if (Bitcode) {
-      MemoryBuffer *Buffer
-        = MemoryBuffer::getFileOrSTDIN(&InputFilename[0], InputFilename.size());
-      
-      if (Buffer == 0)
-        ErrorMessage = "Error reading file '" + InputFilename + "'";
-      else
-        M.reset(ParseBitcodeFile(Buffer, &ErrorMessage));
-      
-      delete Buffer;
-    } else {
-      M.reset(ParseBytecodeFile(InputFilename, 
-                                Compressor::decompressToNewBuffer,
-                                &ErrorMessage));
-    }
+    MemoryBuffer *Buffer
+      = MemoryBuffer::getFileOrSTDIN(&InputFilename[0], InputFilename.size());
+    
+    if (Buffer == 0)
+      ErrorMessage = "Error reading file '" + InputFilename + "'";
+    else
+      M.reset(ParseBitcodeFile(Buffer, &ErrorMessage));
+    
+    delete Buffer;
     if (M.get() == 0) {
       cerr << argv[0] << ": ";
       if (ErrorMessage.size())
@@ -372,13 +359,8 @@ int main(int argc, char **argv) {
       Passes.add(createVerifierPass());
 
     // Write bytecode out to disk or cout as the last step...
-    OStream L(*Out);
-    if (!NoOutput && !AnalyzeOnly) {
-      if (Bitcode)
-        Passes.add(CreateBitcodeWriterPass(*Out));
-      else
-        Passes.add(new WriteBytecodePass(&L, false, !NoCompress));
-    }
+    if (!NoOutput && !AnalyzeOnly)
+      Passes.add(CreateBitcodeWriterPass(*Out));
 
     // Now that we have all of the passes ready, run them.
     Passes.run(*M.get());
-- 
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