* Move include/llvm/Analysis/SlotCalculator.h to include/llvm/SlotCalculator.h

  because the slot calculator is already part of the VMCore library.
* Rename incorporateMethod and purgeMethod to *Function


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2154 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 31 insertions, 30 deletions

diff --git a/lib/Bytecode/Writer/SlotCalculator.cpp b/lib/Bytecode/Writer/SlotCalculator.cpp
index 9c59f12047..4a8312e613 100644
--- a/lib/Bytecode/Writer/SlotCalculator.cpp
+++ b/lib/Bytecode/Writer/SlotCalculator.cpp
@@ -9,7 +9,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/Analysis/SlotCalculator.h"
+#include "llvm/SlotCalculator.h"
 #include "llvm/Analysis/ConstantsScanner.h"
 #include "llvm/Function.h"
 #include "llvm/GlobalVariable.h"
@@ -60,7 +60,7 @@ SlotCalculator::SlotCalculator(const Function *M, bool IgnoreNamed) {
   if (TheModule == 0) return;   // Empty table...
 
   processModule();              // Process module level stuff
-  incorporateMethod(M);         // Start out in incorporated state
+  incorporateFunction(M);         // Start out in incorporated state
 }
 
 
@@ -119,7 +119,7 @@ void SlotCalculator::processSymbolTableConstants(const SymbolTable *ST) {
 }
 
 
-void SlotCalculator::incorporateMethod(const Function *M) {
+void SlotCalculator::incorporateFunction(const Function *M) {
   assert(ModuleLevel.size() == 0 && "Module already incorporated!");
 
   SC_DEBUG("begin processFunction!\n");
@@ -182,7 +182,7 @@ void SlotCalculator::incorporateMethod(const Function *M) {
   SC_DEBUG("end processFunction!\n");
 }
 
-void SlotCalculator::purgeMethod() {
+void SlotCalculator::purgeFunction() {
   assert(ModuleLevel.size() != 0 && "Module not incorporated!");
   unsigned NumModuleTypes = ModuleLevel.size();
 
diff --git a/lib/Bytecode/Writer/SlotCalculator.h b/lib/Bytecode/Writer/SlotCalculator.h
index 9d5d2240af..d80515d137 100644
--- a/lib/Bytecode/Writer/SlotCalculator.h
+++ b/lib/Bytecode/Writer/SlotCalculator.h
@@ -1,13 +1,17 @@
-//===-- llvm/Analysis/SlotCalculator.h - Calculate value slots ---*- C++ -*-==//
+//===-- llvm/SlotCalculator.h - Calculate value slots ------------*- C++ -*-==//
 //
-// This ModuleAnalyzer subclass calculates the slots that values will land in.
-// This is useful for when writing bytecode or assembly out, because you have 
-// to know these things.
+// This class calculates the slots that values will land in.  This is useful for
+// when writing bytecode or assembly out, because you have to know these things.
+//
+// Specifically, this class calculates the "type plane numbering" that you see
+// for a function if you strip out all of the symbols in it.  For assembly
+// writing, this is used when a symbol does not have a name.  For bytecode
+// writing, this is always used, and the symbol table is added on later.
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_ANALYSIS_SLOTCALCULATOR_H
-#define LLVM_ANALYSIS_SLOTCALCULATOR_H
+#ifndef LLVM_SLOTCALCULATOR_H
+#define LLVM_SLOTCALCULATOR_H
 
 #include "llvm/SymTabValue.h"
 #include <vector>
@@ -25,7 +29,7 @@ class SlotCalculator {
   std::map<const Value *, unsigned> NodeMap;
 
   // ModuleLevel - Used to keep track of which values belong to the module,
-  // and which values belong to the currently incorporated method.
+  // and which values belong to the currently incorporated function.
   //
   std::vector<unsigned> ModuleLevel;
 
@@ -47,11 +51,11 @@ public:
     return Table[Plane]; 
   }
 
-  // If you'd like to deal with a method, use these two methods to get its data
-  // into the SlotCalculator!
+  // If you'd like to deal with a function, use these two methods to get its
+  // data into the SlotCalculator!
   //
-  void incorporateMethod(const Function *F);
-  void purgeMethod();
+  void incorporateFunction(const Function *F);
+  void purgeFunction();
 
 protected:
   // insertVal - Insert a value into the value table... Return the slot that it
@@ -68,7 +72,7 @@ protected:
   // doInsertVal - Small helper function to be called only be insertVal.
   int doInsertVal(const Value *D);
 
-  // processModule - Process all of the module level method declarations and
+  // processModule - Process all of the module level function declarations and
   // types that are available.
   //
   void processModule();
diff --git a/lib/Bytecode/Writer/Writer.cpp b/lib/Bytecode/Writer/Writer.cpp
index af53ee5c0e..0b883acd58 100644
--- a/lib/Bytecode/Writer/Writer.cpp
+++ b/lib/Bytecode/Writer/Writer.cpp
@@ -2,9 +2,6 @@
 //
 // This library implements the functionality defined in llvm/Bytecode/Writer.h
 //
-// This library uses the Analysis library to figure out offsets for
-// variables in the method tables...
-//
 // Note that this file uses an unusual technique of outputting all the bytecode
 // to a deque of unsigned char's, then copies the deque to an ostream.  The
 // reason for this is that we must do "seeking" in the stream to do back-
@@ -46,13 +43,13 @@ BytecodeWriter::BytecodeWriter(std::deque<unsigned char> &o, const Module *M)
   output_vbr((unsigned)Type::FirstDerivedTyID, Out);
   align32(Out);
 
-  // Output module level constants, including types used by the method protos
+  // Output module level constants, including types used by the function protos
   outputConstants(false);
 
   // The ModuleInfoBlock follows directly after the Module constant pool
   outputModuleInfoBlock(M);
 
-  // Do the whole module now! Process each method at a time...
+  // Do the whole module now! Process each function at a time...
   for_each(M->begin(), M->end(),
 	   bind_obj(this, &BytecodeWriter::processMethod));
 
@@ -75,7 +72,7 @@ void BytecodeWriter::outputConstants(bool isFunction) {
     else if (pno == Type::TypeTyID)
       ValNo = Type::FirstDerivedTyID; // Start emitting at the derived types...
     
-    // Scan through and ignore method arguments...
+    // Scan through and ignore function arguments...
     for (; ValNo < Plane.size() && isa<FunctionArgument>(Plane[ValNo]); ValNo++)
       /*empty*/;
 
@@ -92,7 +89,7 @@ void BytecodeWriter::outputConstants(bool isFunction) {
 
     // Output the Type ID Number...
     int Slot = Table.getValSlot(Plane.front()->getType());
-    assert (Slot != -1 && "Type in constant pool but not in method!!");
+    assert (Slot != -1 && "Type in constant pool but not in function!!");
     output_vbr((unsigned)Slot, Out);
 
     //cerr << "Emitting " << NC << " constants of type '" 
@@ -136,7 +133,7 @@ void BytecodeWriter::outputModuleInfoBlock(const Module *M) {
   }
   output_vbr((unsigned)Table.getValSlot(Type::VoidTy), Out);
 
-  // Output the types of the methods in this module...
+  // Output the types of the functions in this module...
   for (Module::const_iterator I = M->begin(), End = M->end(); I != End; ++I) {
     int Slot = Table.getValSlot((*I)->getType());
     assert(Slot != -1 && "Module const pool is broken!");
@@ -155,21 +152,21 @@ void BytecodeWriter::processMethod(const Function *M) {
   // Only output the constant pool and other goodies if needed...
   if (!M->isExternal()) {
 
-    // Get slot information about the method...
-    Table.incorporateMethod(M);
+    // Get slot information about the function...
+    Table.incorporateFunction(M);
 
-    // Output information about the constants in the method...
+    // Output information about the constants in the function...
     outputConstants(true);
 
     // Output basic block nodes...
     for_each(M->begin(), M->end(),
 	     bind_obj(this, &BytecodeWriter::processBasicBlock));
     
-    // If needed, output the symbol table for the method...
+    // If needed, output the symbol table for the function...
     if (M->hasSymbolTable())
       outputSymbolTable(*M->getSymbolTable());
     
-    Table.purgeMethod();
+    Table.purgeFunction();
   }
 }
 
diff --git a/lib/Bytecode/Writer/WriterInternals.h b/lib/Bytecode/Writer/WriterInternals.h
index 10170305b3..62f12db91f 100644
--- a/lib/Bytecode/Writer/WriterInternals.h
+++ b/lib/Bytecode/Writer/WriterInternals.h
@@ -14,8 +14,8 @@
 
 #include "llvm/Bytecode/Writer.h"
 #include "llvm/Bytecode/Format.h"
-#include "llvm/Analysis/SlotCalculator.h"
 #include "llvm/Bytecode/Primitives.h"
+#include "llvm/SlotCalculator.h"
 #include "llvm/Instruction.h"
 #include <deque>