mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-01-01 00:33:09 +00:00
Moved debug options declaration to header file, and moved
a function to MachineInstr.cpp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@393 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Vikram S. Adve
parent
5b79591450
commit
89df1ae2c3
@ -1,7 +1,7 @@
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// $Id$ -*-c++-*-
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//***************************************************************************
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// File:
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// InstrSelection.h
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// InstrSelection.cpp
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//
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// Purpose:
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//
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@ -10,37 +10,47 @@
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//**************************************************************************/
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#include "llvm/CodeGen/InstrSelection.h"
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#include "llvm/Method.h"
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#include "llvm/BasicBlock.h"
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//************************** System Include Files ***************************/
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//*************************** User Include Files ***************************/
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Type.h"
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#include "llvm/iMemory.h"
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#include "llvm/Instruction.h"
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#include "llvm/BasicBlock.h"
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#include "llvm/Method.h"
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#include "llvm/CodeGen/MachineInstr.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/CodeGen/InstrSelection.h"
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enum DebugLev {
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NoDebugInfo,
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PrintInstTrees,
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DebugInstTrees,
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DebugBurgTrees,
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};
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// Enable Debug Options to be specified on the command line
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cl::Enum<enum DebugLev> DebugLevel("dselect", cl::NoFlags, // cl::Hidden
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"enable instruction selection debugging information",
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clEnumValN(NoDebugInfo, "n", "disable debug output"),
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clEnumValN(PrintInstTrees, "y", "print generated instruction trees"),
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clEnumValN(DebugInstTrees, "i", "print instr. selection debugging info"),
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clEnumValN(DebugBurgTrees, "b", "print burg trees"), 0);
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//************************* Forward Declarations ***************************/
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static bool SelectInstructionsForTree(BasicTreeNode* treeRoot, int goalnt,
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static bool SelectInstructionsForTree(BasicTreeNode* treeRoot,
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int goalnt,
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TargetMachine &Target);
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//******************* Externally Visible Functions *************************/
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//************************* Internal Data Types *****************************/
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enum SelectDebugLevel_t {
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Select_NoDebugInfo,
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Select_PrintMachineCode,
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Select_DebugInstTrees,
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Select_DebugBurgTrees,
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};
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// Enable Debug Options to be specified on the command line
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cl::Enum<enum SelectDebugLevel_t> SelectDebugLevel("dselect", cl::NoFlags, // cl::Hidden
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"enable instruction selection debugging information",
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clEnumValN(Select_NoDebugInfo, "n", "disable debug output"),
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clEnumValN(Select_PrintMachineCode, "y", "print generated machine code"),
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clEnumValN(Select_DebugInstTrees, "i", "print instr. selection debugging info"),
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clEnumValN(Select_DebugBurgTrees, "b", "print burg trees"), 0);
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//************************** External Functions ****************************/
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//---------------------------------------------------------------------------
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@ -48,17 +58,30 @@ static bool SelectInstructionsForTree(BasicTreeNode* treeRoot, int goalnt,
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// Returns true if instruction selection failed, false otherwise.
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//---------------------------------------------------------------------------
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bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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bool
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SelectInstructionsForMethod(Method* method,
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TargetMachine &Target)
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{
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bool failed = false;
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//
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// Build the instruction trees to be given as inputs to BURG.
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//
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InstrForest instrForest;
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instrForest.buildTreesForMethod(method);
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const hash_set<InstructionNode*> &treeRoots = instrForest.getRootSet();
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if (SelectDebugLevel >= Select_DebugInstTrees)
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{
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cout << "\n\n*** Instruction trees for method "
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<< (method->hasName()? method->getName() : "")
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<< endl << endl;
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instrForest.dump();
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}
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//
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// Invoke BURG instruction selection for each tree
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//
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const hash_set<InstructionNode*> &treeRoots = instrForest.getRootSet();
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for (hash_set<InstructionNode*>::const_iterator
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treeRootIter = treeRoots.begin();
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treeRootIter != treeRoots.end();
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@ -69,7 +92,7 @@ bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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// Invoke BURM to label each tree node with a state
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(void) burm_label(basicNode);
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if (DebugLevel >= DebugBurgTrees)
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if (SelectDebugLevel >= Select_DebugBurgTrees)
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{
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printcover(basicNode, 1, 0);
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cerr << "\nCover cost == " << treecost(basicNode, 1, 0) << "\n\n";
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@ -84,20 +107,6 @@ bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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}
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}
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if (!failed)
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{
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if (DebugLevel >= DebugInstTrees)
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{
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cout << "\n\n*** Instruction trees for method "
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<< (method->hasName()? method->getName() : "")
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<< endl << endl;
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instrForest.dump();
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}
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if (DebugLevel >= PrintInstTrees)
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PrintMachineInstructions(method);
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}
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//
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// Record instructions in the vector for each basic block
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//
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@ -112,6 +121,12 @@ bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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}
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}
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if (SelectDebugLevel >= Select_PrintMachineCode)
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{
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cout << endl << "*** Machine instructions after INSTRUCTION SELECTION" << endl;
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PrintMachineInstructions(method);
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}
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return false;
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}
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@ -157,32 +172,6 @@ FoldGetElemChain(const InstructionNode* getElemInstrNode,
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}
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void PrintMachineInstructions(Method* method) {
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cout << "\n" << method->getReturnType()
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<< " \"" << method->getName() << "\"" << endl;
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for (Method::const_iterator bbIter = method->begin();
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bbIter != method->end();
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++bbIter)
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{
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BasicBlock* bb = *bbIter;
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cout << "\n"
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<< (bb->hasName()? bb->getName() : "Label")
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<< " (" << bb << ")" << ":"
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<< endl;
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for (BasicBlock::const_iterator instrIter = bb->begin();
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instrIter != bb->end();
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++instrIter)
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{
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Instruction *instr = *instrIter;
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const MachineCodeForVMInstr& minstrVec = instr->getMachineInstrVec();
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for (unsigned i=0, N=minstrVec.size(); i < N; i++)
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cout << "\t" << *minstrVec[i] << endl;
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}
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}
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}
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//*********************** Private Functions *****************************/
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@ -1,7 +1,7 @@
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// $Id$ -*-c++-*-
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//***************************************************************************
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// File:
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// InstrSelection.h
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// InstrSelection.cpp
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//
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// Purpose:
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//
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@ -10,37 +10,47 @@
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//**************************************************************************/
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#include "llvm/CodeGen/InstrSelection.h"
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#include "llvm/Method.h"
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#include "llvm/BasicBlock.h"
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//************************** System Include Files ***************************/
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//*************************** User Include Files ***************************/
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Type.h"
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#include "llvm/iMemory.h"
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#include "llvm/Instruction.h"
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#include "llvm/BasicBlock.h"
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#include "llvm/Method.h"
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#include "llvm/CodeGen/MachineInstr.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/CodeGen/InstrSelection.h"
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enum DebugLev {
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NoDebugInfo,
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PrintInstTrees,
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DebugInstTrees,
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DebugBurgTrees,
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};
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// Enable Debug Options to be specified on the command line
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cl::Enum<enum DebugLev> DebugLevel("dselect", cl::NoFlags, // cl::Hidden
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"enable instruction selection debugging information",
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clEnumValN(NoDebugInfo, "n", "disable debug output"),
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clEnumValN(PrintInstTrees, "y", "print generated instruction trees"),
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clEnumValN(DebugInstTrees, "i", "print instr. selection debugging info"),
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clEnumValN(DebugBurgTrees, "b", "print burg trees"), 0);
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//************************* Forward Declarations ***************************/
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static bool SelectInstructionsForTree(BasicTreeNode* treeRoot, int goalnt,
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static bool SelectInstructionsForTree(BasicTreeNode* treeRoot,
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int goalnt,
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TargetMachine &Target);
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//******************* Externally Visible Functions *************************/
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//************************* Internal Data Types *****************************/
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enum SelectDebugLevel_t {
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Select_NoDebugInfo,
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Select_PrintMachineCode,
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Select_DebugInstTrees,
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Select_DebugBurgTrees,
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};
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// Enable Debug Options to be specified on the command line
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cl::Enum<enum SelectDebugLevel_t> SelectDebugLevel("dselect", cl::NoFlags, // cl::Hidden
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"enable instruction selection debugging information",
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clEnumValN(Select_NoDebugInfo, "n", "disable debug output"),
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clEnumValN(Select_PrintMachineCode, "y", "print generated machine code"),
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clEnumValN(Select_DebugInstTrees, "i", "print instr. selection debugging info"),
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clEnumValN(Select_DebugBurgTrees, "b", "print burg trees"), 0);
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//************************** External Functions ****************************/
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//---------------------------------------------------------------------------
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@ -48,17 +58,30 @@ static bool SelectInstructionsForTree(BasicTreeNode* treeRoot, int goalnt,
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// Returns true if instruction selection failed, false otherwise.
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//---------------------------------------------------------------------------
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bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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bool
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SelectInstructionsForMethod(Method* method,
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TargetMachine &Target)
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{
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bool failed = false;
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//
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// Build the instruction trees to be given as inputs to BURG.
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//
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InstrForest instrForest;
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instrForest.buildTreesForMethod(method);
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const hash_set<InstructionNode*> &treeRoots = instrForest.getRootSet();
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if (SelectDebugLevel >= Select_DebugInstTrees)
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{
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cout << "\n\n*** Instruction trees for method "
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<< (method->hasName()? method->getName() : "")
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<< endl << endl;
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instrForest.dump();
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}
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//
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// Invoke BURG instruction selection for each tree
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//
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const hash_set<InstructionNode*> &treeRoots = instrForest.getRootSet();
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for (hash_set<InstructionNode*>::const_iterator
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treeRootIter = treeRoots.begin();
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treeRootIter != treeRoots.end();
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@ -69,7 +92,7 @@ bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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// Invoke BURM to label each tree node with a state
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(void) burm_label(basicNode);
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if (DebugLevel >= DebugBurgTrees)
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if (SelectDebugLevel >= Select_DebugBurgTrees)
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{
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printcover(basicNode, 1, 0);
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cerr << "\nCover cost == " << treecost(basicNode, 1, 0) << "\n\n";
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@ -84,20 +107,6 @@ bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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}
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}
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if (!failed)
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{
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if (DebugLevel >= DebugInstTrees)
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{
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cout << "\n\n*** Instruction trees for method "
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<< (method->hasName()? method->getName() : "")
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<< endl << endl;
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instrForest.dump();
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}
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if (DebugLevel >= PrintInstTrees)
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PrintMachineInstructions(method);
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}
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//
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// Record instructions in the vector for each basic block
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//
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@ -112,6 +121,12 @@ bool SelectInstructionsForMethod(Method* method, TargetMachine &Target) {
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}
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}
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if (SelectDebugLevel >= Select_PrintMachineCode)
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{
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cout << endl << "*** Machine instructions after INSTRUCTION SELECTION" << endl;
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PrintMachineInstructions(method);
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}
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return false;
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}
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@ -157,32 +172,6 @@ FoldGetElemChain(const InstructionNode* getElemInstrNode,
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}
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void PrintMachineInstructions(Method* method) {
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cout << "\n" << method->getReturnType()
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<< " \"" << method->getName() << "\"" << endl;
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for (Method::const_iterator bbIter = method->begin();
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bbIter != method->end();
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++bbIter)
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{
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BasicBlock* bb = *bbIter;
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cout << "\n"
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<< (bb->hasName()? bb->getName() : "Label")
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<< " (" << bb << ")" << ":"
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<< endl;
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for (BasicBlock::const_iterator instrIter = bb->begin();
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instrIter != bb->end();
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++instrIter)
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{
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Instruction *instr = *instrIter;
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const MachineCodeForVMInstr& minstrVec = instr->getMachineInstrVec();
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for (unsigned i=0, N=minstrVec.size(); i < N; i++)
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cout << "\t" << *minstrVec[i] << endl;
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}
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}
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}
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//*********************** Private Functions *****************************/
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