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https://github.com/c64scene-ar/llvm-6502.git
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Recommit my previous patch with a bugfix: printInfoComment works on both
local and global values. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33068 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
parent
bc00fec835
commit
22379bc7bb
@ -75,9 +75,9 @@ public:
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/// @{
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public:
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/// Return the slot number of the specified value in it's type
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/// plane. Its an error to ask for something not in the SlotMachine.
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/// Its an error to ask for a Type*
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int getSlot(const Value *V);
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/// plane. If something is not in the SlotMachine, return -1.
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int getLocalSlot(const Value *V);
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int getGlobalSlot(const GlobalValue *V);
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/// @}
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/// @name Mutators
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@ -597,13 +597,20 @@ static void WriteAsOperandInternal(std::ostream &Out, const Value *V,
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} else {
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int Slot;
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if (Machine) {
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Slot = Machine->getSlot(V);
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if (const GlobalValue *GV = dyn_cast<GlobalValue>(V))
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Slot = Machine->getGlobalSlot(GV);
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else
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Slot = Machine->getLocalSlot(V);
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} else {
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Machine = createSlotMachine(V);
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if (Machine)
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Slot = Machine->getSlot(V);
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else
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if (Machine) {
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if (const GlobalValue *GV = dyn_cast<GlobalValue>(V))
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Slot = Machine->getGlobalSlot(GV);
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else
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Slot = Machine->getLocalSlot(V);
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} else {
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Slot = -1;
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}
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delete Machine;
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}
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if (Slot != -1)
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@ -1042,7 +1049,7 @@ void AssemblyWriter::printBasicBlock(const BasicBlock *BB) {
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Out << "\n" << getLLVMName(BB->getName(), false) << ':';
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} else if (!BB->use_empty()) { // Don't print block # of no uses...
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Out << "\n; <label>:";
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int Slot = Machine.getSlot(BB);
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int Slot = Machine.getLocalSlot(BB);
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if (Slot != -1)
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Out << Slot;
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else
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@ -1091,7 +1098,11 @@ void AssemblyWriter::printInfoComment(const Value &V) {
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printType(V.getType()) << '>';
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if (!V.hasName()) {
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int SlotNum = Machine.getSlot(&V);
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int SlotNum;
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if (const GlobalValue *GV = dyn_cast<GlobalValue>(&V))
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SlotNum = Machine.getGlobalSlot(GV);
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else
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SlotNum = Machine.getLocalSlot(&V);
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if (SlotNum == -1)
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Out << ":<badref>";
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else
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@ -1405,7 +1416,7 @@ SlotMachine::SlotMachine(const Function *F)
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{
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}
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inline void SlotMachine::initialize(void) {
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inline void SlotMachine::initialize() {
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if (TheModule) {
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processModule();
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TheModule = 0; ///< Prevent re-processing next time we're called.
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@ -1463,7 +1474,7 @@ void SlotMachine::processFunction() {
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}
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/// Clean up after incorporating a function. This is the only way to get out of
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/// the function incorporation state that affects getSlot/Create*Slot. Function
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/// the function incorporation state that affects get*Slot/Create*Slot. Function
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/// incorporation state is indicated by TheFunction != 0.
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void SlotMachine::purgeFunction() {
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SC_DEBUG("begin purgeFunction!\n");
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@ -1473,64 +1484,57 @@ void SlotMachine::purgeFunction() {
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SC_DEBUG("end purgeFunction!\n");
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}
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/// Get the slot number for a value. This function will assert if you
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/// ask for a Value that hasn't previously been inserted with Create*Slot.
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int SlotMachine::getSlot(const Value *V) {
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assert(V && "Can't get slot for null Value");
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assert(!isa<Constant>(V) || isa<GlobalValue>(V) &&
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"Can't insert a non-GlobalValue Constant into SlotMachine");
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/// getGlobalSlot - Get the slot number of a global value.
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int SlotMachine::getGlobalSlot(const GlobalValue *V) {
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// Check for uninitialized state and do lazy initialization.
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initialize();
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// Find the type plane in the module map
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TypedPlanes::const_iterator MI = mMap.find(V->getType());
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if (MI == mMap.end()) return -1;
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// Lookup the value in the module plane's map.
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ValueMap::const_iterator MVI = MI->second.map.find(V);
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return MVI != MI->second.map.end() ? MVI->second : -1;
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}
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// Check for uninitialized state and do lazy initialization
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this->initialize();
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/// getLocalSlot - Get the slot number for a value that is local to a function.
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int SlotMachine::getLocalSlot(const Value *V) {
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assert(!isa<Constant>(V) && "Can't get a constant or global slot with this!");
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// Check for uninitialized state and do lazy initialization.
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initialize();
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// Get the type of the value
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const Type* VTy = V->getType();
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const Type *VTy = V->getType();
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// Find the type plane in the module map
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TypedPlanes::const_iterator FI = fMap.find(VTy);
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if (FI == fMap.end()) return -1;
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// Lookup the Value in the function and module maps.
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ValueMap::const_iterator FVI = FI->second.map.find(V);
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TypedPlanes::const_iterator MI = mMap.find(VTy);
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if (TheFunction) {
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// Lookup the type in the function map too
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TypedPlanes::const_iterator FI = fMap.find(VTy);
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// If there is a corresponding type plane in the function map
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if (FI != fMap.end()) {
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// Lookup the Value in the function map
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ValueMap::const_iterator FVI = FI->second.map.find(V);
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// If the value doesn't exist in the function map
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if (FVI == FI->second.map.end()) {
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// Look up the value in the module map.
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if (MI == mMap.end()) return -1;
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ValueMap::const_iterator MVI = MI->second.map.find(V);
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// If we didn't find it, it wasn't inserted
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if (MVI == MI->second.map.end()) return -1;
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assert(MVI != MI->second.map.end() && "Value not found");
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// We found it only at the module level
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return MVI->second;
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// else the value exists in the function map
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} else {
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// Return the slot number as the module's contribution to
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// the type plane plus the index in the function's contribution
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// to the type plane.
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if (MI != mMap.end())
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return MI->second.next_slot + FVI->second;
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else
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return FVI->second;
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}
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}
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// If the value doesn't exist in the function map
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if (FVI == FI->second.map.end()) {
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// Look up the value in the module map.
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if (MI == mMap.end()) return -1;
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ValueMap::const_iterator MVI = MI->second.map.find(V);
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// If we didn't find it, it wasn't inserted
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if (MVI == MI->second.map.end()) return -1;
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assert(MVI != MI->second.map.end() && "Value not found");
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// We found it only at the module level
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return MVI->second;
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}
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// N.B. Can get here only if either !TheFunction or the function doesn't
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// have a corresponding type plane for the Value
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// Make sure the type plane exists
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if (MI == mMap.end()) return -1;
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// Lookup the value in the module's map
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ValueMap::const_iterator MVI = MI->second.map.find(V);
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// Make sure we found it.
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if (MVI == MI->second.map.end()) return -1;
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// Return it.
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return MVI->second;
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// Return the slot number as the module's contribution to
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// the type plane plus the index in the function's contribution
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// to the type plane.
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if (MI != mMap.end())
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return MI->second.next_slot + FVI->second;
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else
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return FVI->second;
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}
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