[llvm-commits] CVS: llvm/tools/opt/opt.cpp
vadve at cs.uiuc.edu
vadve at cs.uiuc.edu
Mon Sep 16 11:15:01 PDT 2002
Changes in directory llvm/tools/opt:
opt.cpp updated: 1.72 -> 1.73
---
Log message:
Add support for optimization passes that use a TargetMachine object.
---
Diffs of the changes:
Index: llvm/tools/opt/opt.cpp
diff -u llvm/tools/opt/opt.cpp:1.72 llvm/tools/opt/opt.cpp:1.73
--- llvm/tools/opt/opt.cpp:1.72 Wed Jul 31 11:52:49 2002
+++ llvm/tools/opt/opt.cpp Mon Sep 16 11:09:24 2002
@@ -12,7 +12,8 @@
#include "llvm/Bytecode/WriteBytecodePass.h"
#include "llvm/Assembly/PrintModulePass.h"
#include "llvm/Analysis/Verifier.h"
-#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/Sparc.h"
#include "llvm/Support/PassNameParser.h"
#include "Support/Signals.h"
#include <fstream>
@@ -60,10 +61,15 @@
cl::ParseCommandLineOptions(argc, argv,
" llvm .bc -> .bc modular optimizer\n");
- // FIXME: This should be parameterizable eventually for different target
- // types...
+ // FIXME: The choice of target should be controllable on the command line.
TargetData TD("opt target");
+ // Allocate a full target machine description only if necessary...
+ // FIXME: The choice of target should be controllable on the command line.
+ std::auto_ptr<TargetMachine> target;
+
+ TargetMachine* TM = NULL;
+
// Load the input module...
std::auto_ptr<Module> M(ParseBytecodeFile(InputFilename));
if (M.get() == 0) {
@@ -105,8 +111,13 @@
if (Opt->getNormalCtor())
Passes.add(Opt->getNormalCtor()());
else if (Opt->getDataCtor())
- Passes.add(Opt->getDataCtor()(TD)); // Pass dummy target data...
- else
+ Passes.add(Opt->getDataCtor()(TD)); // Provide dummy target data...
+ else if (Opt->getTargetCtor()) {
+ if (target.get() == NULL)
+ target.reset(allocateSparcTargetMachine()); // FIXME: target option
+ assert(target.get() && "Could not allocate target machine!");
+ Passes.add(Opt->getTargetCtor()(*target.get()));
+ } else
cerr << argv[0] << ": cannot create pass: " << Opt->getPassName() << "\n";
if (PrintEachXForm)
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