diff options
Diffstat (limited to 'llvm/lib/Transforms/Scalar/SCCP.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/SCCP.cpp | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/llvm/lib/Transforms/Scalar/SCCP.cpp b/llvm/lib/Transforms/Scalar/SCCP.cpp index 51a827d14bb..e723fc833bb 100644 --- a/llvm/lib/Transforms/Scalar/SCCP.cpp +++ b/llvm/lib/Transforms/Scalar/SCCP.cpp @@ -34,9 +34,7 @@ using std::cerr; // InstVal class - This class represents the different lattice values that an -// instruction may occupy. It is a simple class with value semantics. The -// potential constant value that is pointed to is owned by the constant pool -// for the method being optimized. +// instruction may occupy. It is a simple class with value semantics. // class InstVal { enum { @@ -83,7 +81,7 @@ public: // SCCP Class // // This class does all of the work of Sparse Conditional Constant Propogation. -// It's public interface consists of a constructor and a doSCCP() method. +// It's public interface consists of a constructor and a doSCCP() function. // class SCCP : public InstVisitor<SCCP> { Function *M; // The function that we are working on @@ -99,11 +97,11 @@ class SCCP : public InstVisitor<SCCP> { // public: - // SCCP Ctor - Save the method to operate on... + // SCCP Ctor - Save the function to operate on... inline SCCP(Function *f) : M(f) {} // doSCCP() - Run the Sparse Conditional Constant Propogation algorithm, and - // return true if the method was modified. + // return true if the function was modified. bool doSCCP(); //===--------------------------------------------------------------------===// @@ -212,10 +210,10 @@ private: // doSCCP() - Run the Sparse Conditional Constant Propogation algorithm, and -// return true if the method was modified. +// return true if the function was modified. // bool SCCP::doSCCP() { - // Mark the first block of the method as being executable... + // Mark the first block of the function as being executable... markExecutable(M->front()); // Process the work lists until their are empty! @@ -264,7 +262,7 @@ bool SCCP::doSCCP() { #endif - // Iterate over all of the instructions in a method, replacing them with + // Iterate over all of the instructions in a function, replacing them with // constants if we have found them to be of constant values. // bool MadeChanges = false; @@ -467,8 +465,8 @@ namespace { // SCCPPass - Use Sparse Conditional Constant Propogation // to prove whether a value is constant and whether blocks are used. // - struct SCCPPass : public MethodPass { - inline bool runOnMethod(Function *F) { + struct SCCPPass : public FunctionPass { + inline bool runOnFunction(Function *F) { SCCP S(F); return S.doSCCP(); } |
