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https://github.com/c64scene-ar/llvm-6502.git
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Move some more code out of SelectionDAGBuild.cpp and into
FunctionLoweringInfo.cpp. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89674 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -55,6 +55,7 @@
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#include "llvm/Target/TargetLowering.h"
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#include "llvm/Target/TargetLowering.h"
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#include "llvm/Target/TargetMachine.h"
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#include "llvm/Target/TargetMachine.h"
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#include "SelectionDAGBuild.h"
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#include "SelectionDAGBuild.h"
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#include "FunctionLoweringInfo.h"
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using namespace llvm;
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using namespace llvm;
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unsigned FastISel::getRegForValue(Value *V) {
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unsigned FastISel::getRegForValue(Value *V) {
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@ -276,3 +276,68 @@ unsigned FunctionLoweringInfo::CreateRegForValue(const Value *V) {
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}
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}
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return FirstReg;
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return FirstReg;
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}
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}
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/// ExtractTypeInfo - Returns the type info, possibly bitcast, encoded in V.
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GlobalVariable *llvm::ExtractTypeInfo(Value *V) {
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V = V->stripPointerCasts();
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GlobalVariable *GV = dyn_cast<GlobalVariable>(V);
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assert ((GV || isa<ConstantPointerNull>(V)) &&
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"TypeInfo must be a global variable or NULL");
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return GV;
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}
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/// AddCatchInfo - Extract the personality and type infos from an eh.selector
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/// call, and add them to the specified machine basic block.
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void llvm::AddCatchInfo(CallInst &I, MachineModuleInfo *MMI,
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MachineBasicBlock *MBB) {
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// Inform the MachineModuleInfo of the personality for this landing pad.
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ConstantExpr *CE = cast<ConstantExpr>(I.getOperand(2));
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assert(CE->getOpcode() == Instruction::BitCast &&
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isa<Function>(CE->getOperand(0)) &&
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"Personality should be a function");
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MMI->addPersonality(MBB, cast<Function>(CE->getOperand(0)));
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// Gather all the type infos for this landing pad and pass them along to
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// MachineModuleInfo.
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std::vector<GlobalVariable *> TyInfo;
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unsigned N = I.getNumOperands();
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for (unsigned i = N - 1; i > 2; --i) {
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if (ConstantInt *CI = dyn_cast<ConstantInt>(I.getOperand(i))) {
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unsigned FilterLength = CI->getZExtValue();
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unsigned FirstCatch = i + FilterLength + !FilterLength;
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assert (FirstCatch <= N && "Invalid filter length");
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if (FirstCatch < N) {
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TyInfo.reserve(N - FirstCatch);
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for (unsigned j = FirstCatch; j < N; ++j)
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TyInfo.push_back(ExtractTypeInfo(I.getOperand(j)));
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MMI->addCatchTypeInfo(MBB, TyInfo);
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TyInfo.clear();
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}
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if (!FilterLength) {
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// Cleanup.
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MMI->addCleanup(MBB);
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} else {
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// Filter.
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TyInfo.reserve(FilterLength - 1);
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for (unsigned j = i + 1; j < FirstCatch; ++j)
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TyInfo.push_back(ExtractTypeInfo(I.getOperand(j)));
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MMI->addFilterTypeInfo(MBB, TyInfo);
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TyInfo.clear();
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}
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N = i;
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}
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}
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if (N > 3) {
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TyInfo.reserve(N - 3);
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for (unsigned j = 3; j < N; ++j)
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TyInfo.push_back(ExtractTypeInfo(I.getOperand(j)));
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MMI->addCatchTypeInfo(MBB, TyInfo);
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}
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}
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@ -27,10 +27,13 @@ namespace llvm {
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class AllocaInst;
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class AllocaInst;
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class BasicBlock;
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class BasicBlock;
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class CallInst;
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class Function;
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class Function;
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class GlobalVariable;
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class Instruction;
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class Instruction;
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class MachineBasicBlock;
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class MachineBasicBlock;
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class MachineFunction;
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class MachineFunction;
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class MachineModuleInfo;
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class MachineRegisterInfo;
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class MachineRegisterInfo;
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class TargetLowering;
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class TargetLowering;
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class Value;
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class Value;
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@ -132,6 +135,13 @@ void ComputeValueVTs(const TargetLowering &TLI, const Type *Ty,
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SmallVectorImpl<uint64_t> *Offsets = 0,
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SmallVectorImpl<uint64_t> *Offsets = 0,
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uint64_t StartingOffset = 0);
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uint64_t StartingOffset = 0);
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/// ExtractTypeInfo - Returns the type info, possibly bitcast, encoded in V.
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GlobalVariable *ExtractTypeInfo(Value *V);
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/// AddCatchInfo - Extract the personality and type infos from an eh.selector
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/// call, and add them to the specified machine basic block.
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void AddCatchInfo(CallInst &I, MachineModuleInfo *MMI, MachineBasicBlock *MBB);
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} // end namespace llvm
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} // end namespace llvm
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#endif
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#endif
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@ -2790,73 +2790,6 @@ void SelectionDAGLowering::visitTargetIntrinsic(CallInst &I,
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}
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}
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}
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}
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/// ExtractTypeInfo - Returns the type info, possibly bitcast, encoded in V.
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static GlobalVariable *ExtractTypeInfo(Value *V) {
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V = V->stripPointerCasts();
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GlobalVariable *GV = dyn_cast<GlobalVariable>(V);
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assert ((GV || isa<ConstantPointerNull>(V)) &&
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"TypeInfo must be a global variable or NULL");
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return GV;
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}
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namespace llvm {
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/// AddCatchInfo - Extract the personality and type infos from an eh.selector
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/// call, and add them to the specified machine basic block.
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void AddCatchInfo(CallInst &I, MachineModuleInfo *MMI,
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MachineBasicBlock *MBB) {
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// Inform the MachineModuleInfo of the personality for this landing pad.
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ConstantExpr *CE = cast<ConstantExpr>(I.getOperand(2));
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assert(CE->getOpcode() == Instruction::BitCast &&
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isa<Function>(CE->getOperand(0)) &&
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"Personality should be a function");
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MMI->addPersonality(MBB, cast<Function>(CE->getOperand(0)));
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// Gather all the type infos for this landing pad and pass them along to
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// MachineModuleInfo.
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std::vector<GlobalVariable *> TyInfo;
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unsigned N = I.getNumOperands();
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for (unsigned i = N - 1; i > 2; --i) {
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if (ConstantInt *CI = dyn_cast<ConstantInt>(I.getOperand(i))) {
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unsigned FilterLength = CI->getZExtValue();
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unsigned FirstCatch = i + FilterLength + !FilterLength;
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assert (FirstCatch <= N && "Invalid filter length");
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if (FirstCatch < N) {
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TyInfo.reserve(N - FirstCatch);
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for (unsigned j = FirstCatch; j < N; ++j)
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TyInfo.push_back(ExtractTypeInfo(I.getOperand(j)));
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MMI->addCatchTypeInfo(MBB, TyInfo);
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TyInfo.clear();
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}
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if (!FilterLength) {
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// Cleanup.
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MMI->addCleanup(MBB);
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} else {
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// Filter.
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TyInfo.reserve(FilterLength - 1);
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for (unsigned j = i + 1; j < FirstCatch; ++j)
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TyInfo.push_back(ExtractTypeInfo(I.getOperand(j)));
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MMI->addFilterTypeInfo(MBB, TyInfo);
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TyInfo.clear();
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}
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N = i;
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}
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}
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if (N > 3) {
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TyInfo.reserve(N - 3);
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for (unsigned j = 3; j < N; ++j)
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TyInfo.push_back(ExtractTypeInfo(I.getOperand(j)));
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MMI->addCatchTypeInfo(MBB, TyInfo);
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}
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}
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}
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/// GetSignificand - Get the significand and build it into a floating-point
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/// GetSignificand - Get the significand and build it into a floating-point
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/// number with exponent of 1:
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/// number with exponent of 1:
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///
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///
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@ -25,7 +25,6 @@
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#include "llvm/CodeGen/ValueTypes.h"
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#include "llvm/CodeGen/ValueTypes.h"
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#include "llvm/Support/CallSite.h"
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#include "llvm/Support/CallSite.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Target/TargetMachine.h"
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#include <vector>
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#include <vector>
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#include <set>
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#include <set>
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@ -59,7 +58,6 @@ class LoadInst;
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class MachineBasicBlock;
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class MachineBasicBlock;
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class MachineFunction;
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class MachineFunction;
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class MachineInstr;
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class MachineInstr;
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class MachineModuleInfo;
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class MachineRegisterInfo;
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class MachineRegisterInfo;
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class PHINode;
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class PHINode;
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class PtrToIntInst;
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class PtrToIntInst;
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@ -484,11 +482,6 @@ private:
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const char *implVisitAluOverflow(CallInst &I, ISD::NodeType Op);
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const char *implVisitAluOverflow(CallInst &I, ISD::NodeType Op);
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};
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};
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/// AddCatchInfo - Extract the personality and type infos from an eh.selector
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/// call, and add them to the specified machine basic block.
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void AddCatchInfo(CallInst &I, MachineModuleInfo *MMI,
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MachineBasicBlock *MBB);
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} // end namespace llvm
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} // end namespace llvm
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#endif
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#endif
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