Next step on the getting-rid-of-static-ctors train: begin adding per-library
initialization functions that initialize the set of passes implemented in
that library.  Add C bindings for these functions as well.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115927 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/Scalar.cpp b/lib/Transforms/Scalar/Scalar.cpp
index cb03423..20ef145 100644
--- a/lib/Transforms/Scalar/Scalar.cpp
+++ b/lib/Transforms/Scalar/Scalar.cpp
@@ -7,12 +7,15 @@
 //
 //===----------------------------------------------------------------------===//
 //
-// This file implements the C bindings for libLLVMScalarOpts.a, which implements
-// several scalar transformations over the LLVM intermediate representation.
+// This file implements common infrastructure for libLLVMScalarOpts.a, which 
+// implements several scalar transformations over the LLVM intermediate
+// representation, including the C bindings for that library.
 //
 //===----------------------------------------------------------------------===//
 
 #include "llvm-c/Transforms/Scalar.h"
+#include "llvm-c/Initialization.h"
+#include "llvm/InitializePasses.h"
 #include "llvm/PassManager.h"
 #include "llvm/Analysis/Verifier.h"
 #include "llvm/Target/TargetData.h"
@@ -20,6 +23,47 @@
 
 using namespace llvm;
 
+/// initializeScalarOptsPasses - Initialize all passes linked into the 
+/// ScalarOpts library.
+void llvm::initializeScalarOpts(PassRegistry &Registry) {
+  initializeADCEPass(Registry);
+  initializeBlockPlacementPass(Registry);
+  initializeCodeGenPreparePass(Registry);
+  initializeConstantPropagationPass(Registry);
+  initializeCorrelatedValuePropagationPass(Registry);
+  initializeDCEPass(Registry);
+  initializeDeadInstEliminationPass(Registry);
+  initializeDSEPass(Registry);
+  initializeGEPSplitterPass(Registry);
+  initializeGVNPass(Registry);
+  initializeIndVarSimplifyPass(Registry);
+  initializeJumpThreadingPass(Registry);
+  initializeLICMPass(Registry);
+  initializeLoopDeletionPass(Registry);
+  initializeLoopIndexSplitPass(Registry);
+  initializeLoopRotatePass(Registry);
+  initializeLoopStrengthReducePass(Registry);
+  initializeLoopUnrollPass(Registry);
+  initializeLoopUnswitchPass(Registry);
+  initializeLowerAtomicPass(Registry);
+  initializeMemCpyOptPass(Registry);
+  initializeReassociatePass(Registry);
+  initializeRegToMemPass(Registry);
+  initializeSCCPPass(Registry);
+  initializeIPSCCPPass(Registry);
+  initializeSROAPass(Registry);
+  initializeCFGSimplifyPassPass(Registry);
+  initializeSimplifyHalfPowrLibCallsPass(Registry);
+  initializeSimplifyLibCallsPass(Registry);
+  initializeSinkingPass(Registry);
+  initializeTailDupPass(Registry);
+  initializeTailCallElimPass(Registry);
+}
+
+void LLVMInitializeScalarOpts(LLVMPassRegistryRef R) {
+  initializeScalarOpts(*unwrap(R));
+}
+
 void LLVMAddAggressiveDCEPass(LLVMPassManagerRef PM) {
   unwrap(PM)->add(createAggressiveDCEPass());
 }