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Revert 79977. It causes llvm-gcc bootstrap failures on some platforms. 

llvm-svn: 80073
This commit is contained in:
Devang Patel 2009-08-26 05:01:18 +00:00
parent 1c9afc7130
commit f08e35d9dc
47 changed files with 1924 additions and 957 deletions
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953
llvm/docs/SourceLevelDebugging.html
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File diff suppressed because it is too large Load Diff

111
llvm/include/llvm/Analysis/DebugInfo.h
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@ -17,7 +17,6 @@
#ifndef LLVM_ANALYSIS_DEBUGINFO_H
#define LLVM_ANALYSIS_DEBUGINFO_H
#include "llvm/Metadata.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/DenseMap.h"
@ -45,12 +44,12 @@ namespace llvm {
class DIDescriptor {
protected:
MDNode *DbgNode;
GlobalVariable *DbgGV;
/// DIDescriptor constructor. If the specified node is non-null, check
/// DIDescriptor constructor. If the specified GV is non-null, this checks
/// to make sure that the tag in the descriptor matches 'RequiredTag'. If
/// not, the debug info is corrupt and we ignore it.
DIDescriptor(MDNode *N, unsigned RequiredTag);
DIDescriptor(GlobalVariable *GV, unsigned RequiredTag);
const std::string &getStringField(unsigned Elt, std::string &Result) const;
unsigned getUnsignedField(unsigned Elt) const {
@ -61,18 +60,18 @@ namespace llvm {
template <typename DescTy>
DescTy getFieldAs(unsigned Elt) const {
return DescTy(getDescriptorField(Elt).getNode());
return DescTy(getDescriptorField(Elt).getGV());
}
GlobalVariable *getGlobalVariableField(unsigned Elt) const;
public:
explicit DIDescriptor() : DbgNode(0) {}
explicit DIDescriptor(MDNode *N) : DbgNode(N) {}
explicit DIDescriptor() : DbgGV(0) {}
explicit DIDescriptor(GlobalVariable *GV) : DbgGV(GV) {}
bool isNull() const { return DbgNode == 0; }
bool isNull() const { return DbgGV == 0; }
MDNode *getNode() const { return DbgNode; }
GlobalVariable *getGV() const { return DbgGV; }
unsigned getVersion() const {
return getUnsignedField(0) & LLVMDebugVersionMask;
@ -82,8 +81,8 @@ namespace llvm {
return getUnsignedField(0) & ~LLVMDebugVersionMask;
}
/// ValidDebugInfo - Return true if N represents valid debug info value.
static bool ValidDebugInfo(MDNode *N, CodeGenOpt::Level OptLevel);
/// ValidDebugInfo - Return true if V represents valid debug info value.
static bool ValidDebugInfo(Value *V, CodeGenOpt::Level OptLevel);
/// dump - print descriptor.
void dump() const;
@ -92,8 +91,8 @@ namespace llvm {
/// DISubrange - This is used to represent ranges, for array bounds.
class DISubrange : public DIDescriptor {
public:
explicit DISubrange(MDNode *N = 0)
: DIDescriptor(N, dwarf::DW_TAG_subrange_type) {}
explicit DISubrange(GlobalVariable *GV = 0)
: DIDescriptor(GV, dwarf::DW_TAG_subrange_type) {}
int64_t getLo() const { return (int64_t)getUInt64Field(1); }
int64_t getHi() const { return (int64_t)getUInt64Field(2); }
@ -102,8 +101,7 @@ namespace llvm {
/// DIArray - This descriptor holds an array of descriptors.
class DIArray : public DIDescriptor {
public:
explicit DIArray(MDNode *N = 0)
: DIDescriptor(N) {}
explicit DIArray(GlobalVariable *GV = 0) : DIDescriptor(GV) {}
unsigned getNumElements() const;
DIDescriptor getElement(unsigned Idx) const {
@ -114,8 +112,8 @@ namespace llvm {
/// DICompileUnit - A wrapper for a compile unit.
class DICompileUnit : public DIDescriptor {
public:
explicit DICompileUnit(MDNode *N = 0)
: DIDescriptor(N, dwarf::DW_TAG_compile_unit) {}
explicit DICompileUnit(GlobalVariable *GV = 0)
: DIDescriptor(GV, dwarf::DW_TAG_compile_unit) {}
unsigned getLanguage() const { return getUnsignedField(2); }
const std::string &getFilename(std::string &F) const {
@ -156,8 +154,8 @@ namespace llvm {
/// type/precision or a file/line pair for location info.
class DIEnumerator : public DIDescriptor {
public:
explicit DIEnumerator(MDNode *N = 0)
: DIDescriptor(N, dwarf::DW_TAG_enumerator) {}
explicit DIEnumerator(GlobalVariable *GV = 0)
: DIDescriptor(GV, dwarf::DW_TAG_enumerator) {}
const std::string &getName(std::string &F) const {
return getStringField(1, F);
@ -178,11 +176,10 @@ namespace llvm {
};
protected:
DIType(MDNode *N, unsigned Tag)
: DIDescriptor(N, Tag) {}
DIType(GlobalVariable *GV, unsigned Tag) : DIDescriptor(GV, Tag) {}
// This ctor is used when the Tag has already been validated by a derived
// ctor.
DIType(MDNode *N, bool, bool) : DIDescriptor(N) {}
DIType(GlobalVariable *GV, bool, bool) : DIDescriptor(GV) {}
public:
/// isDerivedType - Return true if the specified tag is legal for
@ -202,7 +199,7 @@ namespace llvm {
/// Verify - Verify that a type descriptor is well formed.
bool Verify() const;
public:
explicit DIType(MDNode *N);
explicit DIType(GlobalVariable *GV);
explicit DIType() {}
virtual ~DIType() {}
@ -238,8 +235,8 @@ namespace llvm {
/// DIBasicType - A basic type, like 'int' or 'float'.
class DIBasicType : public DIType {
public:
explicit DIBasicType(MDNode *N = 0)
: DIType(N, dwarf::DW_TAG_base_type) {}
explicit DIBasicType(GlobalVariable *GV)
: DIType(GV, dwarf::DW_TAG_base_type) {}
unsigned getEncoding() const { return getUnsignedField(9); }
@ -251,13 +248,13 @@ namespace llvm {
/// a typedef, a pointer or reference, etc.
class DIDerivedType : public DIType {
protected:
explicit DIDerivedType(MDNode *N, bool, bool)
: DIType(N, true, true) {}
explicit DIDerivedType(GlobalVariable *GV, bool, bool)
: DIType(GV, true, true) {}
public:
explicit DIDerivedType(MDNode *N = 0)
: DIType(N, true, true) {
if (DbgNode && !isDerivedType(getTag()))
DbgNode = 0;
explicit DIDerivedType(GlobalVariable *GV)
: DIType(GV, true, true) {
if (GV && !isDerivedType(getTag()))
DbgGV = 0;
}
DIType getTypeDerivedFrom() const { return getFieldAs<DIType>(9); }
@ -279,10 +276,10 @@ namespace llvm {
/// FIXME: Why is this a DIDerivedType??
class DICompositeType : public DIDerivedType {
public:
explicit DICompositeType(MDNode *N = 0)
: DIDerivedType(N, true, true) {
if (N && !isCompositeType(getTag()))
DbgNode = 0;
explicit DICompositeType(GlobalVariable *GV)
: DIDerivedType(GV, true, true) {
if (GV && !isCompositeType(getTag()))
DbgGV = 0;
}
DIArray getTypeArray() const { return getFieldAs<DIArray>(10); }
@ -298,8 +295,8 @@ namespace llvm {
/// DIGlobal - This is a common class for global variables and subprograms.
class DIGlobal : public DIDescriptor {
protected:
explicit DIGlobal(MDNode *N, unsigned RequiredTag)
: DIDescriptor(N, RequiredTag) {}
explicit DIGlobal(GlobalVariable *GV, unsigned RequiredTag)
: DIDescriptor(GV, RequiredTag) {}
/// isSubprogram - Return true if the specified tag is legal for
/// DISubprogram.
@ -342,8 +339,8 @@ namespace llvm {
/// DISubprogram - This is a wrapper for a subprogram (e.g. a function).
class DISubprogram : public DIGlobal {
public:
explicit DISubprogram(MDNode *N = 0)
: DIGlobal(N, dwarf::DW_TAG_subprogram) {}
explicit DISubprogram(GlobalVariable *GV = 0)
: DIGlobal(GV, dwarf::DW_TAG_subprogram) {}
DICompositeType getType() const { return getFieldAs<DICompositeType>(8); }
@ -353,7 +350,7 @@ namespace llvm {
DICompositeType DCT(getFieldAs<DICompositeType>(8));
if (!DCT.isNull()) {
DIArray A = DCT.getTypeArray();
DIType T(A.getElement(0).getNode());
DIType T(A.getElement(0).getGV());
return T.getName(F);
}
DIType T(getFieldAs<DIType>(8));
@ -374,8 +371,8 @@ namespace llvm {
/// DIGlobalVariable - This is a wrapper for a global variable.
class DIGlobalVariable : public DIGlobal {
public:
explicit DIGlobalVariable(MDNode *N = 0)
: DIGlobal(N, dwarf::DW_TAG_variable) {}
explicit DIGlobalVariable(GlobalVariable *GV = 0)
: DIGlobal(GV, dwarf::DW_TAG_variable) {}
GlobalVariable *getGlobal() const { return getGlobalVariableField(11); }
@ -390,10 +387,10 @@ namespace llvm {
/// global etc).
class DIVariable : public DIDescriptor {
public:
explicit DIVariable(MDNode *N = 0)
: DIDescriptor(N) {
if (DbgNode && !isVariable(getTag()))
DbgNode = 0;
explicit DIVariable(GlobalVariable *GV = 0)
: DIDescriptor(GV) {
if (GV && !isVariable(getTag()))
DbgGV = 0;
}
DIDescriptor getContext() const { return getDescriptorField(1); }
@ -417,8 +414,8 @@ namespace llvm {
/// DIBlock - This is a wrapper for a block (e.g. a function, scope, etc).
class DIBlock : public DIDescriptor {
public:
explicit DIBlock(MDNode *N = 0)
: DIDescriptor(N, dwarf::DW_TAG_lexical_block) {}
explicit DIBlock(GlobalVariable *GV = 0)
: DIDescriptor(GV, dwarf::DW_TAG_lexical_block) {}
DIDescriptor getContext() const { return getDescriptorField(1); }
};
@ -545,6 +542,10 @@ namespace llvm {
private:
Constant *GetTagConstant(unsigned TAG);
Constant *GetStringConstant(const std::string &String);
/// getCastToEmpty - Return the descriptor as a Constant* with type '{}*'.
Constant *getCastToEmpty(DIDescriptor D);
};
/// Finds the stoppoint coressponding to this instruction, that is the
@ -606,6 +607,7 @@ namespace llvm {
/// isInlinedFnEnd - Return true if REI is ending an inlined function.
bool isInlinedFnEnd(DbgRegionEndInst &REI, const Function *CurrentFn);
/// DebugInfoFinder - This object collects DebugInfo from a module.
class DebugInfoFinder {
@ -649,7 +651,7 @@ namespace llvm {
bool addType(DIType DT);
public:
typedef SmallVector<MDNode *, 8>::iterator iterator;
typedef SmallVector<GlobalVariable *, 8>::iterator iterator;
iterator compile_unit_begin() { return CUs.begin(); }
iterator compile_unit_end() { return CUs.end(); }
iterator subprogram_begin() { return SPs.begin(); }
@ -665,11 +667,12 @@ namespace llvm {
unsigned type_count() { return TYs.size(); }
private:
SmallVector<MDNode *, 8> CUs; // Compile Units
SmallVector<MDNode *, 8> SPs; // Subprograms
SmallVector<MDNode *, 8> GVs; // Global Variables;
SmallVector<MDNode *, 8> TYs; // Types
SmallPtrSet<MDNode *, 64> NodesSeen;
SmallVector<GlobalVariable *, 8> CUs; // Compile Units
SmallVector<GlobalVariable *, 8> SPs; // Subprograms
SmallVector<GlobalVariable *, 8> GVs; // Global Variables
SmallVector<GlobalVariable *, 8> TYs; // Types
SmallPtrSet<GlobalVariable *, 64> NodesSeen;
};
} // end namespace llvm

4
llvm/include/llvm/AutoUpgrade.h
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@ -15,7 +15,6 @@
#define LLVM_AUTOUPGRADE_H
namespace llvm {
class Module;
class Function;
class CallInst;
@ -35,9 +34,6 @@ namespace llvm {
/// so that it can update all calls to the old function.
void UpgradeCallsToIntrinsic(Function* F);
/// This function checks debug info intrinsics. If an intrinsic is invalid
/// then this function simply removes the intrinsic.
void CheckDebugInfoIntrinsics(Module *M);
} // End llvm namespace
#endif

8
llvm/include/llvm/CodeGen/DwarfWriter.h
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@ -33,7 +33,7 @@ class MachineFunction;
class MachineInstr;
class Value;
class Module;
class MDNode;
class GlobalVariable;
class MCAsmInfo;
class raw_ostream;
class Instruction;
@ -88,17 +88,17 @@ public:
unsigned RecordSourceLine(unsigned Line, unsigned Col, DICompileUnit CU);
/// RecordRegionStart - Indicate the start of a region.
unsigned RecordRegionStart(MDNode *N);
unsigned RecordRegionStart(GlobalVariable *V);
/// RecordRegionEnd - Indicate the end of a region.
unsigned RecordRegionEnd(MDNode *N);
unsigned RecordRegionEnd(GlobalVariable *V);
/// getRecordSourceLineCount - Count source lines.
unsigned getRecordSourceLineCount();
/// RecordVariable - Indicate the declaration of a local variable.
///
void RecordVariable(MDNode *N, unsigned FrameIndex);
void RecordVariable(GlobalVariable *GV, unsigned FrameIndex);
/// ShouldEmitDwarfDebug - Returns true if Dwarf debugging declarations should
/// be emitted.

2
llvm/include/llvm/CodeGen/MachineFunction.h
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@ -327,7 +327,7 @@ public:
/// getOrCreateDebugLocID - Look up the DebugLocTuple index with the given
/// source file, line, and column. If none currently exists, create a new
/// DebugLocTuple, and insert it into the DebugIdMap.
unsigned getOrCreateDebugLocID(MDNode *CompileUnit,
unsigned getOrCreateDebugLocID(GlobalVariable *CompileUnit,
unsigned Line, unsigned Col);
/// getDebugLocTuple - Get the DebugLocTuple for a given DebugLoc object.

2
llvm/include/llvm/CodeGen/SelectionDAG.h
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@ -322,7 +322,7 @@ public:
SDValue getValueType(EVT);
SDValue getRegister(unsigned Reg, EVT VT);
SDValue getDbgStopPoint(DebugLoc DL, SDValue Root,
unsigned Line, unsigned Col, MDNode *CU);
unsigned Line, unsigned Col, Value *CU);
SDValue getLabel(unsigned Opcode, DebugLoc dl, SDValue Root,
unsigned LabelID);

6
llvm/include/llvm/CodeGen/SelectionDAGNodes.h
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@ -2015,10 +2015,10 @@ class DbgStopPointSDNode : public SDNode {
SDUse Chain;
unsigned Line;
unsigned Column;
MDNode *CU;
Value *CU;
friend class SelectionDAG;
DbgStopPointSDNode(SDValue ch, unsigned l, unsigned c,
MDNode *cu)
Value *cu)
: SDNode(ISD::DBG_STOPPOINT, DebugLoc::getUnknownLoc(),
getSDVTList(MVT::Other)), Line(l), Column(c), CU(cu) {
InitOperands(&Chain, ch);
@ -2026,7 +2026,7 @@ class DbgStopPointSDNode : public SDNode {
public:
unsigned getLine() const { return Line; }
unsigned getColumn() const { return Column; }
MDNode *getCompileUnit() const { return CU; }
Value *getCompileUnit() const { return CU; }
static bool classof(const DbgStopPointSDNode *) { return true; }
static bool classof(const SDNode *N) {

13
llvm/include/llvm/IntrinsicInst.h
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@ -25,7 +25,6 @@
#define LLVM_INTRINSICINST_H
#include "llvm/Constants.h"
#include "llvm/Metadata.h"
#include "llvm/Function.h"
#include "llvm/Instructions.h"
#include "llvm/Intrinsics.h"
@ -86,8 +85,8 @@ namespace llvm {
struct DbgStopPointInst : public DbgInfoIntrinsic {
Value *getLineValue() const { return const_cast<Value*>(getOperand(1)); }
Value *getColumnValue() const { return const_cast<Value*>(getOperand(2)); }
MDNode *getContext() const {
return cast<MDNode>(getOperand(3));
Value *getContext() const {
return StripCast(getOperand(3));
}
unsigned getLine() const {
@ -113,7 +112,7 @@ namespace llvm {
/// DbgFuncStartInst - This represents the llvm.dbg.func.start instruction.
///
struct DbgFuncStartInst : public DbgInfoIntrinsic {
MDNode *getSubprogram() const { return cast<MDNode>(getOperand(1)); }
Value *getSubprogram() const { return StripCast(getOperand(1)); }
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const DbgFuncStartInst *) { return true; }
@ -128,7 +127,7 @@ namespace llvm {
/// DbgRegionStartInst - This represents the llvm.dbg.region.start
/// instruction.
struct DbgRegionStartInst : public DbgInfoIntrinsic {
MDNode *getContext() const { return cast<MDNode>(getOperand(1)); }
Value *getContext() const { return StripCast(getOperand(1)); }
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const DbgRegionStartInst *) { return true; }
@ -143,7 +142,7 @@ namespace llvm {
/// DbgRegionEndInst - This represents the llvm.dbg.region.end instruction.
///
struct DbgRegionEndInst : public DbgInfoIntrinsic {
MDNode *getContext() const { return cast<MDNode>(getOperand(1)); }
Value *getContext() const { return StripCast(getOperand(1)); }
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const DbgRegionEndInst *) { return true; }
@ -159,7 +158,7 @@ namespace llvm {
///
struct DbgDeclareInst : public DbgInfoIntrinsic {
Value *getAddress() const { return getOperand(1); }
MDNode *getVariable() const { return cast<MDNode>(getOperand(2)); }
Value *getVariable() const { return StripCast(getOperand(2)); }
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const DbgDeclareInst *) { return true; }

11
llvm/include/llvm/Intrinsics.td
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@ -110,7 +110,6 @@ def llvm_ptrptr_ty : LLVMPointerType<llvm_ptr_ty>; // i8**
def llvm_anyptr_ty : LLVMAnyPointerType<llvm_i8_ty>; // (space)i8*
def llvm_empty_ty : LLVMType<OtherVT>; // { }
def llvm_descriptor_ty : LLVMPointerType<llvm_empty_ty>; // { }*
def llvm_metadata_ty : LLVMType<MetadataVT>; // !{...}
def llvm_v2i8_ty : LLVMType<v2i8>; // 2 x i8
def llvm_v4i8_ty : LLVMType<v4i8>; // 4 x i8
@ -279,12 +278,12 @@ let Properties = [IntrNoMem] in {
let Properties = [IntrNoMem] in {
def int_dbg_stoppoint : Intrinsic<[llvm_void_ty],
[llvm_i32_ty, llvm_i32_ty,
llvm_metadata_ty]>;
def int_dbg_region_start : Intrinsic<[llvm_void_ty], [llvm_metadata_ty]>;
def int_dbg_region_end : Intrinsic<[llvm_void_ty], [llvm_metadata_ty]>;
def int_dbg_func_start : Intrinsic<[llvm_void_ty], [llvm_metadata_ty]>;
llvm_descriptor_ty]>;
def int_dbg_region_start : Intrinsic<[llvm_void_ty], [llvm_descriptor_ty]>;
def int_dbg_region_end : Intrinsic<[llvm_void_ty], [llvm_descriptor_ty]>;
def int_dbg_func_start : Intrinsic<[llvm_void_ty], [llvm_descriptor_ty]>;
def int_dbg_declare : Intrinsic<[llvm_void_ty],
[llvm_descriptor_ty, llvm_metadata_ty]>;
[llvm_descriptor_ty, llvm_descriptor_ty]>;
}
//===------------------ Exception Handling Intrinsics----------------------===//

1
llvm/include/llvm/Metadata.h
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@ -110,6 +110,7 @@ class MDNode : public MetadataBase {
unsigned getNumOperands() { return User::getNumOperands(); }
SmallVector<WeakVH, 4> Node;
friend struct ConstantCreator<MDNode, Type, std::vector<Value*> >;
protected:
explicit MDNode(LLVMContext &C, Value*const* Vals, unsigned NumVals);

12
llvm/include/llvm/Support/DebugLoc.h
View File

@ -19,19 +19,19 @@
#include <vector>
namespace llvm {
class MDNode;
class GlobalVariable;
/// DebugLocTuple - Debug location tuple of filename id, line and column.
///
struct DebugLocTuple {
MDNode *CompileUnit;
GlobalVariable *CompileUnit;
unsigned Line, Col;
DebugLocTuple()
: CompileUnit(0), Line(~0U), Col(~0U) {};
DebugLocTuple(MDNode *n, unsigned l, unsigned c)
: CompileUnit(n), Line(l), Col(c) {};
DebugLocTuple(GlobalVariable *v, unsigned l, unsigned c)
: CompileUnit(v), Line(l), Col(c) {};
bool operator==(const DebugLocTuple &DLT) const {
return CompileUnit == DLT.CompileUnit &&
@ -69,10 +69,10 @@ namespace llvm {
return DebugLocTuple(0, ~0U, ~0U);
}
static inline DebugLocTuple getTombstoneKey() {
return DebugLocTuple((MDNode*)~1U, ~1U, ~1U);
return DebugLocTuple((GlobalVariable*)~1U, ~1U, ~1U);
}
static unsigned getHashValue(const DebugLocTuple &Val) {
return DenseMapInfo<MDNode*>::getHashValue(Val.CompileUnit) ^
return DenseMapInfo<GlobalVariable*>::getHashValue(Val.CompileUnit) ^
DenseMapInfo<unsigned>::getHashValue(Val.Line) ^
DenseMapInfo<unsigned>::getHashValue(Val.Col);
}

2
llvm/lib/Analysis/DbgInfoPrinter.cpp
View File

@ -90,7 +90,7 @@ void PrintDbgInfo::printStopPoint(const DbgStopPointInst *DSI) {
}
void PrintDbgInfo::printFuncStart(const DbgFuncStartInst *FS) {
DISubprogram Subprogram(FS->getSubprogram());
DISubprogram Subprogram(cast<GlobalVariable>(FS->getSubprogram()));
std::string Res1, Res2;
Out << "; fully qualified function name: " << Subprogram.getDisplayName(Res1)
<< " return type: " << Subprogram.getReturnTypeName(Res2)

488
llvm/lib/Analysis/DebugInfo.cpp
View File

@ -21,7 +21,6 @@
#include "llvm/LLVMContext.h"
#include "llvm/Module.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/Support/Dwarf.h"
#include "llvm/Support/DebugLoc.h"
#include "llvm/Support/raw_ostream.h"
@ -33,12 +32,18 @@ using namespace llvm::dwarf;
//===----------------------------------------------------------------------===//
/// ValidDebugInfo - Return true if V represents valid debug info value.
/// FIXME : Add DIDescriptor.isValid()
bool DIDescriptor::ValidDebugInfo(MDNode *N, CodeGenOpt::Level OptLevel) {
if (!N)
bool DIDescriptor::ValidDebugInfo(Value *V, CodeGenOpt::Level OptLevel) {
if (!V)
return false;
DIDescriptor DI(N);
GlobalVariable *GV = dyn_cast<GlobalVariable>(V->stripPointerCasts());
if (!GV)
return false;
if (!GV->hasInternalLinkage () && !GV->hasLinkOnceLinkage())
return false;
DIDescriptor DI(GV);
// Check current version. Allow Version6 for now.
unsigned Version = DI.getVersion();
@ -48,13 +53,13 @@ bool DIDescriptor::ValidDebugInfo(MDNode *N, CodeGenOpt::Level OptLevel) {
unsigned Tag = DI.getTag();
switch (Tag) {
case DW_TAG_variable:
assert(DIVariable(N).Verify() && "Invalid DebugInfo value");
assert(DIVariable(GV).Verify() && "Invalid DebugInfo value");
break;
case DW_TAG_compile_unit:
assert(DICompileUnit(N).Verify() && "Invalid DebugInfo value");
assert(DICompileUnit(GV).Verify() && "Invalid DebugInfo value");
break;
case DW_TAG_subprogram:
assert(DISubprogram(N).Verify() && "Invalid DebugInfo value");
assert(DISubprogram(GV).Verify() && "Invalid DebugInfo value");
break;
case DW_TAG_lexical_block:
// FIXME: This interfers with the quality of generated code during
@ -69,58 +74,67 @@ bool DIDescriptor::ValidDebugInfo(MDNode *N, CodeGenOpt::Level OptLevel) {
return true;
}
DIDescriptor::DIDescriptor(MDNode *N, unsigned RequiredTag) {
DbgNode = N;
DIDescriptor::DIDescriptor(GlobalVariable *GV, unsigned RequiredTag) {
DbgGV = GV;
// If this is non-null, check to see if the Tag matches. If not, set to null.
if (N && getTag() != RequiredTag) {
DbgNode = 0;
}
if (GV && getTag() != RequiredTag)
DbgGV = 0;
}
const std::string &
DIDescriptor::getStringField(unsigned Elt, std::string &Result) const {
Result.clear();
if (DbgNode == 0)
if (DbgGV == 0) {
Result.clear();
return Result;
}
if (Elt < DbgNode->getNumElements())
if (MDString *MDS = dyn_cast_or_null<MDString>(DbgNode->getElement(Elt))) {
Result.assign(MDS->begin(), MDS->begin() + MDS->length());
return Result;
}
Constant *C = DbgGV->getInitializer();
if (C == 0 || Elt >= C->getNumOperands()) {
Result.clear();
return Result;
}
// Fills in the string if it succeeds
if (!GetConstantStringInfo(C->getOperand(Elt), Result))
Result.clear();
return Result;
}
uint64_t DIDescriptor::getUInt64Field(unsigned Elt) const {
if (DbgNode == 0)
if (DbgGV == 0) return 0;
if (!DbgGV->hasInitializer()) return 0;
Constant *C = DbgGV->getInitializer();
if (C == 0 || Elt >= C->getNumOperands())
return 0;
if (Elt < DbgNode->getNumElements())
if (ConstantInt *CI = dyn_cast<ConstantInt>(DbgNode->getElement(Elt)))
return CI->getZExtValue();
if (ConstantInt *CI = dyn_cast<ConstantInt>(C->getOperand(Elt)))
return CI->getZExtValue();
return 0;
}
DIDescriptor DIDescriptor::getDescriptorField(unsigned Elt) const {
if (DbgNode == 0)
if (DbgGV == 0) return DIDescriptor();
Constant *C = DbgGV->getInitializer();
if (C == 0 || Elt >= C->getNumOperands())
return DIDescriptor();
if (Elt < DbgNode->getNumElements() && DbgNode->getElement(Elt))
return DIDescriptor(dyn_cast<MDNode>(DbgNode->getElement(Elt)));
return DIDescriptor();
C = C->getOperand(Elt);
return DIDescriptor(dyn_cast<GlobalVariable>(C->stripPointerCasts()));
}
GlobalVariable *DIDescriptor::getGlobalVariableField(unsigned Elt) const {
if (DbgNode == 0)
if (DbgGV == 0) return 0;
Constant *C = DbgGV->getInitializer();
if (C == 0 || Elt >= C->getNumOperands())
return 0;
if (Elt < DbgNode->getNumElements())
return dyn_cast<GlobalVariable>(DbgNode->getElement(Elt));
return 0;
C = C->getOperand(Elt);
return dyn_cast<GlobalVariable>(C->stripPointerCasts());
}
//===----------------------------------------------------------------------===//
@ -128,13 +142,12 @@ GlobalVariable *DIDescriptor::getGlobalVariableField(unsigned Elt) const {
//===----------------------------------------------------------------------===//
// Needed by DIVariable::getType().
DIType::DIType(MDNode *N) : DIDescriptor(N) {
if (!N) return;
DIType::DIType(GlobalVariable *GV) : DIDescriptor(GV) {
if (!GV) return;
unsigned tag = getTag();
if (tag != dwarf::DW_TAG_base_type && !DIDerivedType::isDerivedType(tag) &&
!DICompositeType::isCompositeType(tag)) {
DbgNode = 0;
}
!DICompositeType::isCompositeType(tag))
DbgGV = 0;
}
/// isDerivedType - Return true if the specified tag is legal for
@ -151,8 +164,9 @@ bool DIType::isDerivedType(unsigned Tag) {
case dwarf::DW_TAG_inheritance:
return true;
default:
// CompositeTypes are currently modelled as DerivedTypes.
return isCompositeType(Tag);
// FIXME: Even though it doesn't make sense, CompositeTypes are current
// modelled as DerivedTypes, this should return true for them as well.
return false;
}
}
@ -186,8 +200,10 @@ bool DIVariable::isVariable(unsigned Tag) {
}
unsigned DIArray::getNumElements() const {
assert (DbgNode && "Invalid DIArray");
return DbgNode->getNumElements();
assert (DbgGV && "Invalid DIArray");
Constant *C = DbgGV->getInitializer();
assert (C && "Invalid DIArray initializer");
return C->getNumOperands();
}
/// replaceAllUsesWith - Replace all uses of debug info referenced by
@ -198,8 +214,8 @@ void DIDerivedType::replaceAllUsesWith(DIDescriptor &D) {
return;
assert (!D.isNull() && "Can not replace with null");
DbgNode->replaceAllUsesWith(D.getNode());
delete DbgNode;
getGV()->replaceAllUsesWith(D.getGV());
getGV()->eraseFromParent();
}
/// Verify - Verify that a compile unit is well formed.
@ -325,8 +341,8 @@ bool DISubprogram::describes(const Function *F) {
/// dump - Print descriptor.
void DIDescriptor::dump() const {
errs() << "[" << dwarf::TagString(getTag()) << "] ";
errs().write_hex((intptr_t)DbgNode) << ']';
errs() << "[" << dwarf::TagString(getTag()) << "] [GV:";
errs().write_hex((intptr_t)DbgGV) << ']';
}
/// dump - Print compile unit.
@ -367,11 +383,11 @@ void DIType::dump() const {
errs() << " [fwd] ";
if (isBasicType(Tag))
DIBasicType(DbgNode).dump();
DIBasicType(DbgGV).dump();
else if (isDerivedType(Tag))
DIDerivedType(DbgNode).dump();
DIDerivedType(DbgGV).dump();
else if (isCompositeType(Tag))
DICompositeType(DbgNode).dump();
DICompositeType(DbgGV).dump();
else {
errs() << "Invalid DIType\n";
return;
@ -418,7 +434,7 @@ void DIGlobal::dump() const {
errs() << " [def] ";
if (isGlobalVariable(Tag))
DIGlobalVariable(DbgNode).dump();
DIGlobalVariable(DbgGV).dump();
errs() << "\n";
}
@ -458,12 +474,43 @@ DIFactory::DIFactory(Module &m)
EmptyStructPtr = PointerType::getUnqual(StructType::get(VMContext));
}
/// getCastToEmpty - Return this descriptor as a Constant* with type '{}*'.
/// This is only valid when the descriptor is non-null.
Constant *DIFactory::getCastToEmpty(DIDescriptor D) {
if (D.isNull()) return llvm::Constant::getNullValue(EmptyStructPtr);
return ConstantExpr::getBitCast(D.getGV(), EmptyStructPtr);
}
Constant *DIFactory::GetTagConstant(unsigned TAG) {
assert((TAG & LLVMDebugVersionMask) == 0 &&
"Tag too large for debug encoding!");
return ConstantInt::get(Type::getInt32Ty(VMContext), TAG | LLVMDebugVersion);
}
Constant *DIFactory::GetStringConstant(const std::string &String) {
// Check string cache for previous edition.
Constant *&Slot = StringCache[String];
// Return Constant if previously defined.
if (Slot) return Slot;
const PointerType *DestTy = PointerType::getUnqual(Type::getInt8Ty(VMContext));
// If empty string then use a i8* null instead.
if (String.empty())
return Slot = ConstantPointerNull::get(DestTy);
// Construct string as an llvm constant.
Constant *ConstStr = ConstantArray::get(VMContext, String);
// Otherwise create and return a new string global.
GlobalVariable *StrGV = new GlobalVariable(M, ConstStr->getType(), true,
GlobalVariable::InternalLinkage,
ConstStr, ".str");
StrGV->setSection("llvm.metadata");
return Slot = ConstantExpr::getBitCast(StrGV, DestTy);
}
//===----------------------------------------------------------------------===//
// DIFactory: Primary Constructors
//===----------------------------------------------------------------------===//
@ -471,27 +518,50 @@ Constant *DIFactory::GetTagConstant(unsigned TAG) {
/// GetOrCreateArray - Create an descriptor for an array of descriptors.
/// This implicitly uniques the arrays created.
DIArray DIFactory::GetOrCreateArray(DIDescriptor *Tys, unsigned NumTys) {
SmallVector<Value*, 16> Elts;
SmallVector<Constant*, 16> Elts;
if (NumTys == 0)
Elts.push_back(llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)));
else
for (unsigned i = 0; i != NumTys; ++i)
Elts.push_back(Tys[i].getNode());
for (unsigned i = 0; i != NumTys; ++i)
Elts.push_back(getCastToEmpty(Tys[i]));
return DIArray(MDNode::get(VMContext,Elts.data(), Elts.size()));
Constant *Init = ConstantArray::get(ArrayType::get(EmptyStructPtr,
Elts.size()),
Elts.data(), Elts.size());
// If we already have this array, just return the uniqued version.
DIDescriptor &Entry = SimpleConstantCache[Init];
if (!Entry.isNull()) return DIArray(Entry.getGV());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.array");
GV->setSection("llvm.metadata");
Entry = DIDescriptor(GV);
return DIArray(GV);
}
/// GetOrCreateSubrange - Create a descriptor for a value range. This
/// implicitly uniques the values returned.
DISubrange DIFactory::GetOrCreateSubrange(int64_t Lo, int64_t Hi) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(dwarf::DW_TAG_subrange_type),
ConstantInt::get(Type::getInt64Ty(VMContext), Lo),
ConstantInt::get(Type::getInt64Ty(VMContext), Hi)
};
return DISubrange(MDNode::get(VMContext, &Elts[0], 3));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
// If we already have this range, just return the uniqued version.
DIDescriptor &Entry = SimpleConstantCache[Init];
if (!Entry.isNull()) return DISubrange(Entry.getGV());
M.addTypeName("llvm.dbg.subrange.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.subrange");
GV->setSection("llvm.metadata");
Entry = DIDescriptor(GV);
return DISubrange(GV);
}
@ -506,31 +576,47 @@ DICompileUnit DIFactory::CreateCompileUnit(unsigned LangID,
bool isOptimized,
const char *Flags,
unsigned RunTimeVer) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(dwarf::DW_TAG_compile_unit),
llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)),
llvm::Constant::getNullValue(EmptyStructPtr),
ConstantInt::get(Type::getInt32Ty(VMContext), LangID),
MDString::get(VMContext, Filename),
MDString::get(VMContext, Directory),
MDString::get(VMContext, Producer),
GetStringConstant(Filename),
GetStringConstant(Directory),
GetStringConstant(Producer),
ConstantInt::get(Type::getInt1Ty(VMContext), isMain),
ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized),
MDString::get(VMContext, Flags),
GetStringConstant(Flags),
ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeVer)
};
return DICompileUnit(MDNode::get(VMContext, &Elts[0], 10));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.compile_unit.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.compile_unit");
GV->setSection("llvm.metadata");
return DICompileUnit(GV);
}
/// CreateEnumerator - Create a single enumerator value.
DIEnumerator DIFactory::CreateEnumerator(const std::string &Name, uint64_t Val){
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(dwarf::DW_TAG_enumerator),
MDString::get(VMContext, Name),
GetStringConstant(Name),
ConstantInt::get(Type::getInt64Ty(VMContext), Val)
};
return DIEnumerator(MDNode::get(VMContext, &Elts[0], 3));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.enumerator.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.enumerator");
GV->setSection("llvm.metadata");
return DIEnumerator(GV);
}
@ -543,11 +629,11 @@ DIBasicType DIFactory::CreateBasicType(DIDescriptor Context,
uint64_t AlignInBits,
uint64_t OffsetInBits, unsigned Flags,
unsigned Encoding) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(dwarf::DW_TAG_base_type),
Context.getNode(),
MDString::get(VMContext, Name),
CompileUnit.getNode(),
getCastToEmpty(Context),
GetStringConstant(Name),
getCastToEmpty(CompileUnit),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
@ -556,7 +642,15 @@ DIBasicType DIFactory::CreateBasicType(DIDescriptor Context,
ConstantInt::get(Type::getInt32Ty(VMContext), Encoding)
};
return DIBasicType(MDNode::get(VMContext, &Elts[0], 10));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.basictype.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.basictype");
GV->setSection("llvm.metadata");
return DIBasicType(GV);
}
/// CreateDerivedType - Create a derived type like const qualified type,
@ -571,20 +665,28 @@ DIDerivedType DIFactory::CreateDerivedType(unsigned Tag,
uint64_t OffsetInBits,
unsigned Flags,
DIType DerivedFrom) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(Tag),
Context.getNode(),
MDString::get(VMContext, Name),
CompileUnit.getNode(),
getCastToEmpty(Context),
GetStringConstant(Name),
getCastToEmpty(CompileUnit),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits),
ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
DerivedFrom.getNode(),
getCastToEmpty(DerivedFrom)
};
return DIDerivedType(MDNode::get(VMContext, &Elts[0], 10));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.derivedtype.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.derivedtype");
GV->setSection("llvm.metadata");
return DIDerivedType(GV);
}
/// CreateCompositeType - Create a composite type like array, struct, etc.
@ -601,22 +703,30 @@ DICompositeType DIFactory::CreateCompositeType(unsigned Tag,
DIArray Elements,
unsigned RuntimeLang) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(Tag),
Context.getNode(),
MDString::get(VMContext, Name),
CompileUnit.getNode(),
getCastToEmpty(Context),
GetStringConstant(Name),
getCastToEmpty(CompileUnit),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber),
ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits),
ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits),
ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits),
ConstantInt::get(Type::getInt32Ty(VMContext), Flags),
DerivedFrom.getNode(),
Elements.getNode(),
getCastToEmpty(DerivedFrom),
getCastToEmpty(Elements),
ConstantInt::get(Type::getInt32Ty(VMContext), RuntimeLang)
};
return DICompositeType(MDNode::get(VMContext, &Elts[0], 12));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.composite.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.composite");
GV->setSection("llvm.metadata");
return DICompositeType(GV);
}
@ -632,21 +742,29 @@ DISubprogram DIFactory::CreateSubprogram(DIDescriptor Context,
bool isLocalToUnit,
bool isDefinition) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(dwarf::DW_TAG_subprogram),
llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)),
Context.getNode(),
MDString::get(VMContext, Name),
MDString::get(VMContext, DisplayName),
MDString::get(VMContext, LinkageName),
CompileUnit.getNode(),
llvm::Constant::getNullValue(EmptyStructPtr),
getCastToEmpty(Context),
GetStringConstant(Name),
GetStringConstant(DisplayName),
GetStringConstant(LinkageName),
getCastToEmpty(CompileUnit),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
Type.getNode(),
getCastToEmpty(Type),
ConstantInt::get(Type::getInt1Ty(VMContext), isLocalToUnit),
ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition)
};
return DISubprogram(MDNode::get(VMContext, &Elts[0], 11));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.subprogram.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.subprogram");
GV->setSection("llvm.metadata");
return DISubprogram(GV);
}
/// CreateGlobalVariable - Create a new descriptor for the specified global.
@ -657,29 +775,30 @@ DIFactory::CreateGlobalVariable(DIDescriptor Context, const std::string &Name,
DICompileUnit CompileUnit,
unsigned LineNo, DIType Type,bool isLocalToUnit,
bool isDefinition, llvm::GlobalVariable *Val) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(dwarf::DW_TAG_variable),
llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)),
Context.getNode(),
MDString::get(VMContext, Name),
MDString::get(VMContext, DisplayName),
MDString::get(VMContext, LinkageName),
CompileUnit.getNode(),
llvm::Constant::getNullValue(EmptyStructPtr),
getCastToEmpty(Context),
GetStringConstant(Name),
GetStringConstant(DisplayName),
GetStringConstant(LinkageName),
getCastToEmpty(CompileUnit),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
Type.getNode(),
getCastToEmpty(Type),
ConstantInt::get(Type::getInt1Ty(VMContext), isLocalToUnit),
ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition),
Val
ConstantExpr::getBitCast(Val, EmptyStructPtr)
};
Value *const *Vs = &Elts[0];
MDNode *Node = MDNode::get(VMContext,Vs, 12);
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
// Create a named metadata so that we do not lose this mdnode.
NamedMDNode *NMD = M.getOrInsertNamedMetadata("llvm.dbg.gv");
NMD->addElement(Node);
return DIGlobalVariable(Node);
M.addTypeName("llvm.dbg.global_variable.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::LinkOnceAnyLinkage,
Init, "llvm.dbg.global_variable");
GV->setSection("llvm.metadata");
return DIGlobalVariable(GV);
}
@ -688,28 +807,44 @@ DIVariable DIFactory::CreateVariable(unsigned Tag, DIDescriptor Context,
const std::string &Name,
DICompileUnit CompileUnit, unsigned LineNo,
DIType Type) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(Tag),
Context.getNode(),
MDString::get(VMContext, Name),
CompileUnit.getNode(),
getCastToEmpty(Context),
GetStringConstant(Name),
getCastToEmpty(CompileUnit),
ConstantInt::get(Type::getInt32Ty(VMContext), LineNo),
Type.getNode(),
getCastToEmpty(Type)
};
return DIVariable(MDNode::get(VMContext, &Elts[0], 6));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.variable.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.variable");
GV->setSection("llvm.metadata");
return DIVariable(GV);
}
/// CreateBlock - This creates a descriptor for a lexical block with the
/// specified parent VMContext.
DIBlock DIFactory::CreateBlock(DIDescriptor Context) {
Value *Elts[] = {
Constant *Elts[] = {
GetTagConstant(dwarf::DW_TAG_lexical_block),
Context.getNode()
getCastToEmpty(Context)
};
return DIBlock(MDNode::get(VMContext, &Elts[0], 2));
Constant *Init = ConstantStruct::get(VMContext, Elts,
sizeof(Elts)/sizeof(Elts[0]));
M.addTypeName("llvm.dbg.block.type", Init->getType());
GlobalVariable *GV = new GlobalVariable(M, Init->getType(), true,
GlobalValue::InternalLinkage,
Init, "llvm.dbg.block");
GV->setSection("llvm.metadata");
return DIBlock(GV);
}
@ -731,7 +866,7 @@ void DIFactory::InsertStopPoint(DICompileUnit CU, unsigned LineNo,
Value *Args[] = {
ConstantInt::get(llvm::Type::getInt32Ty(VMContext), LineNo),
ConstantInt::get(llvm::Type::getInt32Ty(VMContext), ColNo),
CU.getNode()
getCastToEmpty(CU)
};
CallInst::Create(StopPointFn, Args, Args+3, "", BB);
}
@ -744,7 +879,7 @@ void DIFactory::InsertSubprogramStart(DISubprogram SP, BasicBlock *BB) {
FuncStartFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_func_start);
// Call llvm.dbg.func.start which also implicitly sets a stoppoint.
CallInst::Create(FuncStartFn, SP.getNode(), "", BB);
CallInst::Create(FuncStartFn, getCastToEmpty(SP), "", BB);
}
/// InsertRegionStart - Insert a new llvm.dbg.region.start intrinsic call to
@ -755,7 +890,7 @@ void DIFactory::InsertRegionStart(DIDescriptor D, BasicBlock *BB) {
RegionStartFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_region_start);
// Call llvm.dbg.func.start.
CallInst::Create(RegionStartFn, D.getNode(), "", BB);
CallInst::Create(RegionStartFn, getCastToEmpty(D), "", BB);
}
/// InsertRegionEnd - Insert a new llvm.dbg.region.end intrinsic call to
@ -766,7 +901,7 @@ void DIFactory::InsertRegionEnd(DIDescriptor D, BasicBlock *BB) {
RegionEndFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_region_end);
// Call llvm.dbg.region.end.
CallInst::Create(RegionEndFn, D.getNode(), "", BB);
CallInst::Create(RegionEndFn, getCastToEmpty(D), "", BB);
}
/// InsertDeclare - Insert a new llvm.dbg.declare intrinsic call.
@ -777,11 +912,10 @@ void DIFactory::InsertDeclare(Value *Storage, DIVariable D, BasicBlock *BB) {
if (!DeclareFn)
DeclareFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_declare);
Value *Args[] = { Storage, D.getNode() };
Value *Args[] = { Storage, getCastToEmpty(D) };
CallInst::Create(DeclareFn, Args, Args+2, "", BB);
}
//===----------------------------------------------------------------------===//
// DebugInfoFinder implementations.
//===----------------------------------------------------------------------===//
@ -789,7 +923,6 @@ void DIFactory::InsertDeclare(Value *Storage, DIVariable D, BasicBlock *BB) {
/// processModule - Process entire module and collect debug info.
void DebugInfoFinder::processModule(Module &M) {
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
for (Function::iterator FI = (*I).begin(), FE = (*I).end(); FI != FE; ++FI)
for (BasicBlock::iterator BI = (*FI).begin(), BE = (*FI).end(); BI != BE;
@ -806,12 +939,14 @@ void DebugInfoFinder::processModule(Module &M) {
processDeclare(DDI);
}
NamedMDNode *NMD = M.getNamedMetadata("llvm.dbg.gv");
if (!NMD)
return;
for (unsigned i = 0, e = NMD->getNumElements(); i != e; ++i) {
DIGlobalVariable DIG(cast<MDNode>(NMD->getElement(i)));
for (Module::global_iterator GVI = M.global_begin(), GVE = M.global_end();
GVI != GVE; ++GVI) {
GlobalVariable *GV = GVI;
if (!GV->hasName() || !GV->isConstant()
|| strncmp(GV->getName().data(), "llvm.dbg.global_variable", 24)
|| !GV->hasInitializer())
continue;
DIGlobalVariable DIG(GV);
if (addGlobalVariable(DIG)) {
addCompileUnit(DIG.getCompileUnit());
processType(DIG.getType());
@ -826,20 +961,20 @@ void DebugInfoFinder::processType(DIType DT) {
addCompileUnit(DT.getCompileUnit());
if (DT.isCompositeType(DT.getTag())) {
DICompositeType DCT(DT.getNode());
DICompositeType DCT(DT.getGV());
processType(DCT.getTypeDerivedFrom());
DIArray DA = DCT.getTypeArray();
if (!DA.isNull())
for (unsigned i = 0, e = DA.getNumElements(); i != e; ++i) {
DIDescriptor D = DA.getElement(i);
DIType TypeE = DIType(D.getNode());
DIType TypeE = DIType(D.getGV());
if (!TypeE.isNull())
processType(TypeE);
else
processSubprogram(DISubprogram(D.getNode()));
processSubprogram(DISubprogram(D.getGV()));
}
} else if (DT.isDerivedType(DT.getTag())) {
DIDerivedType DDT(DT.getNode());
DIDerivedType DDT(DT.getGV());
if (!DDT.isNull())
processType(DDT.getTypeDerivedFrom());
}
@ -857,35 +992,35 @@ void DebugInfoFinder::processSubprogram(DISubprogram SP) {
/// processStopPoint - Process DbgStopPointInst.
void DebugInfoFinder::processStopPoint(DbgStopPointInst *SPI) {
MDNode *Context = dyn_cast<MDNode>(SPI->getContext());
GlobalVariable *Context = dyn_cast<GlobalVariable>(SPI->getContext());
addCompileUnit(DICompileUnit(Context));
}
/// processFuncStart - Process DbgFuncStartInst.
void DebugInfoFinder::processFuncStart(DbgFuncStartInst *FSI) {
MDNode *SP = dyn_cast<MDNode>(FSI->getSubprogram());
GlobalVariable *SP = dyn_cast<GlobalVariable>(FSI->getSubprogram());
processSubprogram(DISubprogram(SP));
}
/// processRegionStart - Process DbgRegionStart.
void DebugInfoFinder::processRegionStart(DbgRegionStartInst *DRS) {
MDNode *SP = dyn_cast<MDNode>(DRS->getContext());
GlobalVariable *SP = dyn_cast<GlobalVariable>(DRS->getContext());
processSubprogram(DISubprogram(SP));
}
/// processRegionEnd - Process DbgRegionEnd.
void DebugInfoFinder::processRegionEnd(DbgRegionEndInst *DRE) {
MDNode *SP = dyn_cast<MDNode>(DRE->getContext());
GlobalVariable *SP = dyn_cast<GlobalVariable>(DRE->getContext());
processSubprogram(DISubprogram(SP));
}
/// processDeclare - Process DbgDeclareInst.
void DebugInfoFinder::processDeclare(DbgDeclareInst *DDI) {
DIVariable DV(cast<MDNode>(DDI->getVariable()));
DIVariable DV(cast<GlobalVariable>(DDI->getVariable()));
if (DV.isNull())
return;
if (!NodesSeen.insert(DV.getNode()))
if (!NodesSeen.insert(DV.getGV()))
return;
addCompileUnit(DV.getCompileUnit());
@ -897,10 +1032,10 @@ bool DebugInfoFinder::addType(DIType DT) {
if (DT.isNull())
return false;
if (!NodesSeen.insert(DT.getNode()))
if (!NodesSeen.insert(DT.getGV()))
return false;
TYs.push_back(DT.getNode());
TYs.push_back(DT.getGV());
return true;
}
@ -909,10 +1044,10 @@ bool DebugInfoFinder::addCompileUnit(DICompileUnit CU) {
if (CU.isNull())
return false;
if (!NodesSeen.insert(CU.getNode()))
if (!NodesSeen.insert(CU.getGV()))
return false;
CUs.push_back(CU.getNode());
CUs.push_back(CU.getGV());
return true;
}
@ -921,10 +1056,10 @@ bool DebugInfoFinder::addGlobalVariable(DIGlobalVariable DIG) {
if (DIG.isNull())
return false;
if (!NodesSeen.insert(DIG.getNode()))
if (!NodesSeen.insert(DIG.getGV()))
return false;
GVs.push_back(DIG.getNode());
GVs.push_back(DIG.getGV());
return true;
}
@ -933,10 +1068,10 @@ bool DebugInfoFinder::addSubprogram(DISubprogram SP) {
if (SP.isNull())
return false;
if (!NodesSeen.insert(SP.getNode()))
if (!NodesSeen.insert(SP.getGV()))
return false;
SPs.push_back(SP.getNode());
SPs.push_back(SP.getGV());
return true;
}
@ -989,17 +1124,31 @@ namespace llvm {
Value *findDbgGlobalDeclare(GlobalVariable *V) {
const Module *M = V->getParent();
NamedMDNode *NMD = M->getNamedMetadata("llvm.dbg.gv");
if (!NMD)
return 0;
for (unsigned i = 0, e = NMD->getNumElements(); i != e; ++i) {
DIGlobalVariable DIG(cast_or_null<MDNode>(NMD->getElement(i)));
if (DIG.isNull())
continue;
if (DIG.getGlobal() == V)
return DIG.getNode();
const Type *Ty = M->getTypeByName("llvm.dbg.global_variable.type");
if (!Ty) return 0;
Ty = PointerType::get(Ty, 0);
Value *Val = V->stripPointerCasts();
for (Value::use_iterator I = Val->use_begin(), E = Val->use_end();
I != E; ++I) {
if (ConstantExpr *CE = dyn_cast<ConstantExpr>(I)) {
if (CE->getOpcode() == Instruction::BitCast) {
Value *VV = CE;
while (VV->hasOneUse())
VV = *VV->use_begin();
if (VV->getType() == Ty)
return VV;
}
}
}
if (Val->getType() == Ty)
return Val;
return 0;
}
@ -1036,7 +1185,7 @@ namespace llvm {
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(const_cast<Value*>(V))) {
Value *DIGV = findDbgGlobalDeclare(GV);
if (!DIGV) return false;
DIGlobalVariable Var(cast<MDNode>(DIGV));
DIGlobalVariable Var(cast<GlobalVariable>(DIGV));
Var.getDisplayName(DisplayName);
LineNo = Var.getLineNumber();
@ -1045,7 +1194,7 @@ namespace llvm {
} else {
const DbgDeclareInst *DDI = findDbgDeclare(V);
if (!DDI) return false;
DIVariable Var(cast<MDNode>(DDI->getVariable()));
DIVariable Var(cast<GlobalVariable>(DDI->getVariable()));
Var.getName(DisplayName);
LineNo = Var.getLineNumber();
@ -1103,7 +1252,7 @@ namespace llvm {
Value *Context = SPI.getContext();
// If this location is already tracked then use it.
DebugLocTuple Tuple(cast<MDNode>(Context), SPI.getLine(),
DebugLocTuple Tuple(cast<GlobalVariable>(Context), SPI.getLine(),
SPI.getColumn());
DenseMap<DebugLocTuple, unsigned>::iterator II
= DebugLocInfo.DebugIdMap.find(Tuple);
@ -1125,12 +1274,12 @@ namespace llvm {
DebugLoc DL;
Value *SP = FSI.getSubprogram();
DISubprogram Subprogram(cast<MDNode>(SP));
DISubprogram Subprogram(cast<GlobalVariable>(SP));
unsigned Line = Subprogram.getLineNumber();
DICompileUnit CU(Subprogram.getCompileUnit());
// If this location is already tracked then use it.
DebugLocTuple Tuple(CU.getNode(), Line, /* Column */ 0);
DebugLocTuple Tuple(CU.getGV(), Line, /* Column */ 0);
DenseMap<DebugLocTuple, unsigned>::iterator II
= DebugLocInfo.DebugIdMap.find(Tuple);
if (II != DebugLocInfo.DebugIdMap.end())
@ -1146,7 +1295,7 @@ namespace llvm {
/// isInlinedFnStart - Return true if FSI is starting an inlined function.
bool isInlinedFnStart(DbgFuncStartInst &FSI, const Function *CurrentFn) {
DISubprogram Subprogram(cast<MDNode>(FSI.getSubprogram()));
DISubprogram Subprogram(cast<GlobalVariable>(FSI.getSubprogram()));
if (Subprogram.describes(CurrentFn))
return false;
@ -1155,10 +1304,11 @@ namespace llvm {
/// isInlinedFnEnd - Return true if REI is ending an inlined function.
bool isInlinedFnEnd(DbgRegionEndInst &REI, const Function *CurrentFn) {
DISubprogram Subprogram(cast<MDNode>(REI.getContext()));
DISubprogram Subprogram(cast<GlobalVariable>(REI.getContext()));
if (Subprogram.isNull() || Subprogram.describes(CurrentFn))
return false;
return true;
}
}

2
llvm/lib/AsmParser/LLParser.cpp
View File

@ -98,8 +98,6 @@ bool LLParser::ValidateEndOfModule() {
for (Module::iterator FI = M->begin(), FE = M->end(); FI != FE; )
UpgradeCallsToIntrinsic(FI++); // must be post-increment, as we remove
// Check debug info intrinsics.
CheckDebugInfoIntrinsics(M);
return false;
}

5
llvm/lib/Bitcode/Reader/BitcodeReader.cpp
View File

@ -16,7 +16,7 @@
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
#include "llvm/InlineAsm.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/Instructions.h"
#include "llvm/LLVMContext.h"
#include "llvm/Metadata.h"
#include "llvm/Module.h"
@ -2193,9 +2193,6 @@ Module *BitcodeReader::materializeModule(std::string *ErrInfo) {
}
std::vector<std::pair<Function*, Function*> >().swap(UpgradedIntrinsics);
// Check debug info intrinsics.
CheckDebugInfoIntrinsics(TheModule);
return TheModule;
}

18
llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
View File

@ -1739,10 +1739,11 @@ void AsmPrinter::EmitComments(const MachineInstr &MI) const {
// Print source line info.
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString() << " SrcLine ";
if (DLT.CompileUnit) {
std::string Str;
DICompileUnit CU(DLT.CompileUnit);
O << CU.getFilename(Str) << " ";
if (DLT.CompileUnit->hasInitializer()) {
Constant *Name = DLT.CompileUnit->getInitializer();
if (ConstantArray *NameString = dyn_cast<ConstantArray>(Name))
if (NameString->isString())
O << NameString->getAsString() << " ";
}
O << DLT.Line;
if (DLT.Col != 0)
@ -1760,10 +1761,11 @@ void AsmPrinter::EmitComments(const MCInst &MI) const {
// Print source line info
O.PadToColumn(MAI->getCommentColumn());
O << MAI->getCommentString() << " SrcLine ";
if (DLT.CompileUnit) {
std::string Str;
DICompileUnit CU(DLT.CompileUnit);
O << CU.getFilename(Str) << " ";
if (DLT.CompileUnit->hasInitializer()) {
Constant *Name = DLT.CompileUnit->getInitializer();
if (ConstantArray *NameString = dyn_cast<ConstantArray>(Name))
if (NameString->isString())
O << NameString->getAsString() << " ";
}
O << DLT.Line;
if (DLT.Col != 0)

174
llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
View File

@ -10,7 +10,7 @@
// This file contains support for writing dwarf debug info into asm files.
//
//===----------------------------------------------------------------------===//
#define DEBUG_TYPE "dwarfdebug"
#include "DwarfDebug.h"
#include "llvm/Module.h"
#include "llvm/CodeGen/MachineFunction.h"
@ -24,7 +24,6 @@
#include "llvm/Target/TargetRegisterInfo.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/Timer.h"
#include "llvm/Support/Debug.h"
#include "llvm/System/Path.h"
using namespace llvm;
@ -57,13 +56,11 @@ class VISIBILITY_HIDDEN CompileUnit {
/// GVToDieMap - Tracks the mapping of unit level debug informaton
/// variables to debug information entries.
/// FIXME : Rename GVToDieMap -> NodeToDieMap
std::map<MDNode *, DIE *> GVToDieMap;
std::map<GlobalVariable *, DIE *> GVToDieMap;
/// GVToDIEEntryMap - Tracks the mapping of unit level debug informaton
/// descriptors to debug information entries using a DIEEntry proxy.
/// FIXME : Rename
std::map<MDNode *, DIEEntry *> GVToDIEEntryMap;
std::map<GlobalVariable *, DIEEntry *> GVToDIEEntryMap;
/// Globals - A map of globally visible named entities for this unit.
///
@ -92,12 +89,12 @@ public:
/// getDieMapSlotFor - Returns the debug information entry map slot for the
/// specified debug variable.
DIE *&getDieMapSlotFor(MDNode *N) { return GVToDieMap[N]; }
DIE *&getDieMapSlotFor(GlobalVariable *GV) { return GVToDieMap[GV]; }
/// getDIEEntrySlotFor - Returns the debug information entry proxy slot for
/// the specified debug variable.
DIEEntry *&getDIEEntrySlotFor(MDNode *N) {
return GVToDIEEntryMap[N];
DIEEntry *&getDIEEntrySlotFor(GlobalVariable *GV) {
return GVToDIEEntryMap[GV];
}
/// AddDie - Adds or interns the DIE to the compile unit.
@ -242,7 +239,7 @@ DwarfDebug::~DwarfDebug() {
for (unsigned j = 0, M = Values.size(); j < M; ++j)
delete Values[j];
for (DenseMap<const MDNode *, DbgScope *>::iterator
for (DenseMap<const GlobalVariable *, DbgScope *>::iterator
I = AbstractInstanceRootMap.begin(),
E = AbstractInstanceRootMap.end(); I != E;++I)
delete I->second;
@ -534,7 +531,7 @@ void DwarfDebug::AddType(CompileUnit *DW_Unit, DIE *Entity, DIType Ty) {
return;
// Check for pre-existence.
DIEEntry *&Slot = DW_Unit->getDIEEntrySlotFor(Ty.getNode());
DIEEntry *&Slot = DW_Unit->getDIEEntrySlotFor(Ty.getGV());
// If it exists then use the existing value.
if (Slot) {
@ -548,20 +545,19 @@ void DwarfDebug::AddType(CompileUnit *DW_Unit, DIE *Entity, DIType Ty) {
// Construct type.
DIE Buffer(dwarf::DW_TAG_base_type);
if (Ty.isBasicType(Ty.getTag()))
ConstructTypeDIE(DW_Unit, Buffer, DIBasicType(Ty.getNode()));
else if (Ty.isCompositeType(Ty.getTag()))
ConstructTypeDIE(DW_Unit, Buffer, DICompositeType(Ty.getNode()));
ConstructTypeDIE(DW_Unit, Buffer, DIBasicType(Ty.getGV()));
else if (Ty.isDerivedType(Ty.getTag()))
ConstructTypeDIE(DW_Unit, Buffer, DIDerivedType(Ty.getGV()));
else {
assert(Ty.isDerivedType(Ty.getTag()) && "Unknown kind of DIType");
ConstructTypeDIE(DW_Unit, Buffer, DIDerivedType(Ty.getNode()));
assert(Ty.isCompositeType(Ty.getTag()) && "Unknown kind of DIType");
ConstructTypeDIE(DW_Unit, Buffer, DICompositeType(Ty.getGV()));
}
// Add debug information entry to entity and appropriate context.
DIE *Die = NULL;
DIDescriptor Context = Ty.getContext();
if (!Context.isNull())
Die = DW_Unit->getDieMapSlotFor(Context.getNode());
Die = DW_Unit->getDieMapSlotFor(Context.getGV());
if (Die) {
DIE *Child = new DIE(Buffer);
@ -646,7 +642,7 @@ void DwarfDebug::ConstructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
// Add enumerators to enumeration type.
for (unsigned i = 0, N = Elements.getNumElements(); i < N; ++i) {
DIE *ElemDie = NULL;
DIEnumerator Enum(Elements.getElement(i).getNode());
DIEnumerator Enum(Elements.getElement(i).getGV());
ElemDie = ConstructEnumTypeDIE(DW_Unit, &Enum);
Buffer.AddChild(ElemDie);
}
@ -656,7 +652,7 @@ void DwarfDebug::ConstructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
// Add return type.
DIArray Elements = CTy.getTypeArray();
DIDescriptor RTy = Elements.getElement(0);
AddType(DW_Unit, &Buffer, DIType(RTy.getNode()));
AddType(DW_Unit, &Buffer, DIType(RTy.getGV()));
// Add prototype flag.
AddUInt(&Buffer, dwarf::DW_AT_prototyped, dwarf::DW_FORM_flag, 1);
@ -665,7 +661,7 @@ void DwarfDebug::ConstructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
for (unsigned i = 1, N = Elements.getNumElements(); i < N; ++i) {
DIE *Arg = new DIE(dwarf::DW_TAG_formal_parameter);
DIDescriptor Ty = Elements.getElement(i);
AddType(DW_Unit, Arg, DIType(Ty.getNode()));
AddType(DW_Unit, Arg, DIType(Ty.getGV()));
Buffer.AddChild(Arg);
}
}
@ -683,15 +679,13 @@ void DwarfDebug::ConstructTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
// Add elements to structure type.
for (unsigned i = 0, N = Elements.getNumElements(); i < N; ++i) {
DIDescriptor Element = Elements.getElement(i);
if (Element.isNull())
continue;
DIE *ElemDie = NULL;
if (Element.getTag() == dwarf::DW_TAG_subprogram)
ElemDie = CreateSubprogramDIE(DW_Unit,
DISubprogram(Element.getNode()));
DISubprogram(Element.getGV()));
else
ElemDie = CreateMemberDIE(DW_Unit,
DIDerivedType(Element.getNode()));
DIDerivedType(Element.getGV()));
Buffer.AddChild(ElemDie);
}
@ -768,7 +762,7 @@ void DwarfDebug::ConstructArrayTypeDIE(CompileUnit *DW_Unit, DIE &Buffer,
for (unsigned i = 0, N = Elements.getNumElements(); i < N; ++i) {
DIDescriptor Element = Elements.getElement(i);
if (Element.getTag() == dwarf::DW_TAG_subrange_type)
ConstructSubrangeDIE(Buffer, DISubrange(Element.getNode()), IndexTy);
ConstructSubrangeDIE(Buffer, DISubrange(Element.getGV()), IndexTy);
}
}
@ -895,7 +889,7 @@ DIE *DwarfDebug::CreateSubprogramDIE(CompileUnit *DW_Unit,
if (Args.isNull() || SPTag != dwarf::DW_TAG_subroutine_type)
AddType(DW_Unit, SPDie, SPTy);
else
AddType(DW_Unit, SPDie, DIType(Args.getElement(0).getNode()));
AddType(DW_Unit, SPDie, DIType(Args.getElement(0).getGV()));
}
if (!SP.isDefinition()) {
@ -906,7 +900,7 @@ DIE *DwarfDebug::CreateSubprogramDIE(CompileUnit *DW_Unit,
if (SPTag == dwarf::DW_TAG_subroutine_type)
for (unsigned i = 1, N = Args.getNumElements(); i < N; ++i) {
DIE *Arg = new DIE(dwarf::DW_TAG_formal_parameter);
AddType(DW_Unit, Arg, DIType(Args.getElement(i).getNode()));
AddType(DW_Unit, Arg, DIType(Args.getElement(i).getGV()));
AddUInt(Arg, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1); // ??
SPDie->AddChild(Arg);
}
@ -916,7 +910,7 @@ DIE *DwarfDebug::CreateSubprogramDIE(CompileUnit *DW_Unit,
AddUInt(SPDie, dwarf::DW_AT_external, dwarf::DW_FORM_flag, 1);
// DW_TAG_inlined_subroutine may refer to this DIE.
DIE *&Slot = DW_Unit->getDieMapSlotFor(SP.getNode());
DIE *&Slot = DW_Unit->getDieMapSlotFor(SP.getGV());
Slot = SPDie;
return SPDie;
}
@ -925,7 +919,7 @@ DIE *DwarfDebug::CreateSubprogramDIE(CompileUnit *DW_Unit,
///
CompileUnit &DwarfDebug::FindCompileUnit(DICompileUnit Unit) const {
DenseMap<Value *, CompileUnit *>::const_iterator I =
CompileUnitMap.find(Unit.getNode());
CompileUnitMap.find(Unit.getGV());
assert(I != CompileUnitMap.end() && "Missing compile unit.");
return *I->second;
}
@ -978,26 +972,26 @@ DIE *DwarfDebug::CreateDbgScopeVariable(DbgVariable *DV, CompileUnit *Unit) {
/// getOrCreateScope - Returns the scope associated with the given descriptor.
///
DbgScope *DwarfDebug::getOrCreateScope(MDNode *N) {
DbgScope *&Slot = DbgScopeMap[N];
DbgScope *DwarfDebug::getOrCreateScope(GlobalVariable *V) {
DbgScope *&Slot = DbgScopeMap[V];
if (Slot) return Slot;
DbgScope *Parent = NULL;
DIBlock Block(N);
DIBlock Block(V);
// Don't create a new scope if we already created one for an inlined function.
DenseMap<const MDNode *, DbgScope *>::iterator
II = AbstractInstanceRootMap.find(N);
DenseMap<const GlobalVariable *, DbgScope *>::iterator
II = AbstractInstanceRootMap.find(V);
if (II != AbstractInstanceRootMap.end())
return LexicalScopeStack.back();
if (!Block.isNull()) {
DIDescriptor ParentDesc = Block.getContext();
Parent =
ParentDesc.isNull() ? NULL : getOrCreateScope(ParentDesc.getNode());
ParentDesc.isNull() ? NULL : getOrCreateScope(ParentDesc.getGV());
}
Slot = new DbgScope(Parent, DIDescriptor(N));
Slot = new DbgScope(Parent, DIDescriptor(V));
if (Parent)
Parent->AddScope(Slot);
@ -1106,10 +1100,10 @@ void DwarfDebug::ConstructFunctionDbgScope(DbgScope *RootScope,
return;
// Get the subprogram debug information entry.
DISubprogram SPD(Desc.getNode());
DISubprogram SPD(Desc.getGV());
// Get the subprogram die.
DIE *SPDie = ModuleCU->getDieMapSlotFor(SPD.getNode());
DIE *SPDie = ModuleCU->getDieMapSlotFor(SPD.getGV());
assert(SPDie && "Missing subprogram descriptor");
if (!AbstractScope) {
@ -1182,8 +1176,8 @@ unsigned DwarfDebug::GetOrCreateSourceID(const std::string &DirName,
return SrcId;
}
void DwarfDebug::ConstructCompileUnit(MDNode *N) {
DICompileUnit DIUnit(N);
void DwarfDebug::ConstructCompileUnit(GlobalVariable *GV) {
DICompileUnit DIUnit(GV);
std::string Dir, FN, Prod;
unsigned ID = GetOrCreateSourceID(DIUnit.getDirectory(Dir),
DIUnit.getFilename(FN));
@ -1220,15 +1214,15 @@ void DwarfDebug::ConstructCompileUnit(MDNode *N) {
ModuleCU = Unit;
}
CompileUnitMap[DIUnit.getNode()] = Unit;
CompileUnitMap[DIUnit.getGV()] = Unit;
CompileUnits.push_back(Unit);
}
void DwarfDebug::ConstructGlobalVariableDIE(MDNode *N) {
DIGlobalVariable DI_GV(N);
void DwarfDebug::ConstructGlobalVariableDIE(GlobalVariable *GV) {
DIGlobalVariable DI_GV(GV);
// Check for pre-existence.
DIE *&Slot = ModuleCU->getDieMapSlotFor(DI_GV.getNode());
DIE *&Slot = ModuleCU->getDieMapSlotFor(DI_GV.getGV());
if (Slot)
return;
@ -1254,11 +1248,11 @@ void DwarfDebug::ConstructGlobalVariableDIE(MDNode *N) {
return;
}
void DwarfDebug::ConstructSubprogram(MDNode *N) {
DISubprogram SP(N);
void DwarfDebug::ConstructSubprogram(GlobalVariable *GV) {
DISubprogram SP(GV);
// Check for pre-existence.
DIE *&Slot = ModuleCU->getDieMapSlotFor(N);
DIE *&Slot = ModuleCU->getDieMapSlotFor(GV);
if (Slot)
return;
@ -1541,9 +1535,6 @@ unsigned DwarfDebug::RecordSourceLine(Value *V, unsigned Line, unsigned Col) {
/// correspondence to the source line list.
unsigned DwarfDebug::RecordSourceLine(unsigned Line, unsigned Col,
DICompileUnit CU) {
if (!MMI)
return 0;
if (TimePassesIsEnabled)
DebugTimer->startTimer();
@ -1578,11 +1569,11 @@ unsigned DwarfDebug::getOrCreateSourceID(const std::string &DirName,
}
/// RecordRegionStart - Indicate the start of a region.
unsigned DwarfDebug::RecordRegionStart(MDNode *N) {
unsigned DwarfDebug::RecordRegionStart(GlobalVariable *V) {
if (TimePassesIsEnabled)
DebugTimer->startTimer();
DbgScope *Scope = getOrCreateScope(N);
DbgScope *Scope = getOrCreateScope(V);
unsigned ID = MMI->NextLabelID();
if (!Scope->getStartLabelID()) Scope->setStartLabelID(ID);
LexicalScopeStack.push_back(Scope);
@ -1594,11 +1585,11 @@ unsigned DwarfDebug::RecordRegionStart(MDNode *N) {
}
/// RecordRegionEnd - Indicate the end of a region.
unsigned DwarfDebug::RecordRegionEnd(MDNode *N) {
unsigned DwarfDebug::RecordRegionEnd(GlobalVariable *V) {
if (TimePassesIsEnabled)
DebugTimer->startTimer();
DbgScope *Scope = getOrCreateScope(N);
DbgScope *Scope = getOrCreateScope(V);
unsigned ID = MMI->NextLabelID();
Scope->setEndLabelID(ID);
// FIXME : region.end() may not be in the last basic block.
@ -1615,36 +1606,41 @@ unsigned DwarfDebug::RecordRegionEnd(MDNode *N) {
}
/// RecordVariable - Indicate the declaration of a local variable.
void DwarfDebug::RecordVariable(MDNode *N, unsigned FrameIndex) {
void DwarfDebug::RecordVariable(GlobalVariable *GV, unsigned FrameIndex) {
if (TimePassesIsEnabled)
DebugTimer->startTimer();
DIDescriptor Desc(N);
DIDescriptor Desc(GV);
DbgScope *Scope = NULL;
bool InlinedFnVar = false;
if (Desc.getTag() == dwarf::DW_TAG_variable)
Scope = getOrCreateScope(DIGlobalVariable(N).getContext().getNode());
else {
if (Desc.getTag() == dwarf::DW_TAG_variable) {
// GV is a global variable.
DIGlobalVariable DG(GV);
Scope = getOrCreateScope(DG.getContext().getGV());
} else {
bool InlinedVar = false;
MDNode *Context = DIVariable(N).getContext().getNode();
DISubprogram SP(Context);
DIVariable DV(GV);
GlobalVariable *V = DV.getContext().getGV();
DISubprogram SP(V);
if (!SP.isNull()) {
// SP is inserted into DbgAbstractScopeMap when inlined function
// start was recorded by RecordInlineFnStart.
DenseMap<MDNode *, DbgScope *>::iterator
I = DbgAbstractScopeMap.find(SP.getNode());
DenseMap<GlobalVariable *, DbgScope *>::iterator
I = DbgAbstractScopeMap.find(SP.getGV());
if (I != DbgAbstractScopeMap.end()) {
InlinedVar = true;
Scope = I->second;
}
}
if (!InlinedVar)
Scope = getOrCreateScope(Context);
if (!InlinedVar) {
// GV is a local variable.
Scope = getOrCreateScope(V);
}
}
assert(Scope && "Unable to find the variable's scope");
DbgVariable *DV = new DbgVariable(DIVariable(N), FrameIndex, InlinedFnVar);
DbgVariable *DV = new DbgVariable(DIVariable(GV), FrameIndex, InlinedFnVar);
Scope->AddVariable(DV);
if (TimePassesIsEnabled)
@ -1662,17 +1658,17 @@ unsigned DwarfDebug::RecordInlinedFnStart(DISubprogram &SP, DICompileUnit CU,
if (TimePassesIsEnabled)
DebugTimer->startTimer();
MDNode *Node = SP.getNode();
DenseMap<const MDNode *, DbgScope *>::iterator
II = AbstractInstanceRootMap.find(Node);
GlobalVariable *GV = SP.getGV();
DenseMap<const GlobalVariable *, DbgScope *>::iterator
II = AbstractInstanceRootMap.find(GV);
if (II == AbstractInstanceRootMap.end()) {
// Create an abstract instance entry for this inlined function if it doesn't
// already exist.
DbgScope *Scope = new DbgScope(NULL, DIDescriptor(Node));
DbgScope *Scope = new DbgScope(NULL, DIDescriptor(GV));
// Get the compile unit context.
DIE *SPDie = ModuleCU->getDieMapSlotFor(Node);
DIE *SPDie = ModuleCU->getDieMapSlotFor(GV);
if (!SPDie)
SPDie = CreateSubprogramDIE(ModuleCU, SP, false, true);
@ -1684,18 +1680,18 @@ unsigned DwarfDebug::RecordInlinedFnStart(DISubprogram &SP, DICompileUnit CU,
AddUInt(SPDie, dwarf::DW_AT_inline, 0, dwarf::DW_INL_declared_not_inlined);
// Keep track of the abstract scope for this function.
DbgAbstractScopeMap[Node] = Scope;
DbgAbstractScopeMap[GV] = Scope;
AbstractInstanceRootMap[Node] = Scope;
AbstractInstanceRootMap[GV] = Scope;
AbstractInstanceRootList.push_back(Scope);
}
// Create a concrete inlined instance for this inlined function.
DbgConcreteScope *ConcreteScope = new DbgConcreteScope(DIDescriptor(Node));
DbgConcreteScope *ConcreteScope = new DbgConcreteScope(DIDescriptor(GV));
DIE *ScopeDie = new DIE(dwarf::DW_TAG_inlined_subroutine);
ScopeDie->setAbstractCompileUnit(ModuleCU);
DIE *Origin = ModuleCU->getDieMapSlotFor(Node);
DIE *Origin = ModuleCU->getDieMapSlotFor(GV);
AddDIEEntry(ScopeDie, dwarf::DW_AT_abstract_origin,
dwarf::DW_FORM_ref4, Origin);
AddUInt(ScopeDie, dwarf::DW_AT_call_file, 0, ModuleCU->getID());
@ -1709,20 +1705,20 @@ unsigned DwarfDebug::RecordInlinedFnStart(DISubprogram &SP, DICompileUnit CU,
LexicalScopeStack.back()->AddConcreteInst(ConcreteScope);
// Keep track of the concrete scope that's inlined into this function.
DenseMap<MDNode *, SmallVector<DbgScope *, 8> >::iterator
SI = DbgConcreteScopeMap.find(Node);
DenseMap<GlobalVariable *, SmallVector<DbgScope *, 8> >::iterator
SI = DbgConcreteScopeMap.find(GV);
if (SI == DbgConcreteScopeMap.end())
DbgConcreteScopeMap[Node].push_back(ConcreteScope);
DbgConcreteScopeMap[GV].push_back(ConcreteScope);
else
SI->second.push_back(ConcreteScope);
// Track the start label for this inlined function.
DenseMap<MDNode *, SmallVector<unsigned, 4> >::iterator
I = InlineInfo.find(Node);
DenseMap<GlobalVariable *, SmallVector<unsigned, 4> >::iterator
I = InlineInfo.find(GV);
if (I == InlineInfo.end())
InlineInfo[Node].push_back(LabelID);
InlineInfo[GV].push_back(LabelID);
else
I->second.push_back(LabelID);
@ -1740,9 +1736,9 @@ unsigned DwarfDebug::RecordInlinedFnEnd(DISubprogram &SP) {
if (TimePassesIsEnabled)
DebugTimer->startTimer();
MDNode *Node = SP.getNode();
DenseMap<MDNode *, SmallVector<DbgScope *, 8> >::iterator
I = DbgConcreteScopeMap.find(Node);
GlobalVariable *GV = SP.getGV();
DenseMap<GlobalVariable *, SmallVector<DbgScope *, 8> >::iterator
I = DbgConcreteScopeMap.find(GV);
if (I == DbgConcreteScopeMap.end()) {
// FIXME: Can this situation actually happen? And if so, should it?
@ -2447,11 +2443,11 @@ void DwarfDebug::EmitDebugInlineInfo() {
Asm->EmitInt16(dwarf::DWARF_VERSION); Asm->EOL("Dwarf Version");
Asm->EmitInt8(TD->getPointerSize()); Asm->EOL("Address Size (in bytes)");
for (DenseMap<MDNode *, SmallVector<unsigned, 4> >::iterator
for (DenseMap<GlobalVariable *, SmallVector<unsigned, 4> >::iterator
I = InlineInfo.begin(), E = InlineInfo.end(); I != E; ++I) {
MDNode *Node = I->first;
GlobalVariable *GV = I->first;
SmallVector<unsigned, 4> &Labels = I->second;
DISubprogram SP(Node);
DISubprogram SP(GV);
std::string Name;
std::string LName;
@ -2477,7 +2473,7 @@ void DwarfDebug::EmitDebugInlineInfo() {
for (SmallVector<unsigned, 4>::iterator LI = Labels.begin(),
LE = Labels.end(); LI != LE; ++LI) {
DIE *SP = ModuleCU->getDieMapSlotFor(Node);
DIE *SP = ModuleCU->getDieMapSlotFor(GV);
Asm->EmitInt32(SP->getOffset()); Asm->EOL("DIE offset");
if (TD->getPointerSize() == sizeof(int32_t))

24
llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
View File

@ -139,25 +139,25 @@ class VISIBILITY_HIDDEN DwarfDebug : public Dwarf {
DbgScope *FunctionDbgScope;
/// DbgScopeMap - Tracks the scopes in the current function.
DenseMap<MDNode *, DbgScope *> DbgScopeMap;
DenseMap<GlobalVariable *, DbgScope *> DbgScopeMap;
/// DbgAbstractScopeMap - Tracks abstract instance scopes in the current
/// function.
DenseMap<MDNode *, DbgScope *> DbgAbstractScopeMap;
DenseMap<GlobalVariable *, DbgScope *> DbgAbstractScopeMap;
/// DbgConcreteScopeMap - Tracks concrete instance scopes in the current
/// function.
DenseMap<MDNode *,
DenseMap<GlobalVariable *,
SmallVector<DbgScope *, 8> > DbgConcreteScopeMap;
/// InlineInfo - Keep track of inlined functions and their location. This
/// information is used to populate debug_inlined section.
DenseMap<MDNode *, SmallVector<unsigned, 4> > InlineInfo;
DenseMap<GlobalVariable *, SmallVector<unsigned, 4> > InlineInfo;
/// AbstractInstanceRootMap - Map of abstract instance roots of inlined
/// functions. These are subroutine entries that contain a DW_AT_inline
/// attribute.
DenseMap<const MDNode *, DbgScope *> AbstractInstanceRootMap;
DenseMap<const GlobalVariable *, DbgScope *> AbstractInstanceRootMap;
/// AbstractInstanceRootList - List of abstract instance roots of inlined
/// functions. These are subroutine entries that contain a DW_AT_inline
@ -335,7 +335,7 @@ class VISIBILITY_HIDDEN DwarfDebug : public Dwarf {
/// getOrCreateScope - Returns the scope associated with the given descriptor.
///
DbgScope *getOrCreateScope(MDNode *N);
DbgScope *getOrCreateScope(GlobalVariable *V);
/// ConstructDbgScope - Construct the components of a scope.
///
@ -448,11 +448,11 @@ class VISIBILITY_HIDDEN DwarfDebug : public Dwarf {
unsigned GetOrCreateSourceID(const std::string &DirName,
const std::string &FileName);
void ConstructCompileUnit(MDNode *N);
void ConstructCompileUnit(GlobalVariable *GV);
void ConstructGlobalVariableDIE(MDNode *N);
void ConstructGlobalVariableDIE(GlobalVariable *GV);
void ConstructSubprogram(MDNode *N);
void ConstructSubprogram(GlobalVariable *GV);
public:
//===--------------------------------------------------------------------===//
@ -506,13 +506,13 @@ public:
const std::string &FileName);
/// RecordRegionStart - Indicate the start of a region.
unsigned RecordRegionStart(MDNode *N);
unsigned RecordRegionStart(GlobalVariable *V);
/// RecordRegionEnd - Indicate the end of a region.
unsigned RecordRegionEnd(MDNode *N);
unsigned RecordRegionEnd(GlobalVariable *V);
/// RecordVariable - Indicate the declaration of a local variable.
void RecordVariable(MDNode *N, unsigned FrameIndex);
void RecordVariable(GlobalVariable *GV, unsigned FrameIndex);
//// RecordInlinedFnStart - Indicate the start of inlined subroutine.
unsigned RecordInlinedFnStart(DISubprogram &SP, DICompileUnit CU,

15
llvm/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
View File

@ -80,13 +80,13 @@ unsigned DwarfWriter::RecordSourceLine(unsigned Line, unsigned Col,
}
/// RecordRegionStart - Indicate the start of a region.
unsigned DwarfWriter::RecordRegionStart(MDNode *N) {
return DD->RecordRegionStart(N);
unsigned DwarfWriter::RecordRegionStart(GlobalVariable *V) {
return DD->RecordRegionStart(V);
}
/// RecordRegionEnd - Indicate the end of a region.
unsigned DwarfWriter::RecordRegionEnd(MDNode *N) {
return DD->RecordRegionEnd(N);
unsigned DwarfWriter::RecordRegionEnd(GlobalVariable *V) {
return DD->RecordRegionEnd(V);
}
/// getRecordSourceLineCount - Count source lines.
@ -96,8 +96,8 @@ unsigned DwarfWriter::getRecordSourceLineCount() {
/// RecordVariable - Indicate the declaration of a local variable.
///
void DwarfWriter::RecordVariable(MDNode *N, unsigned FrameIndex) {
DD->RecordVariable(N, FrameIndex);
void DwarfWriter::RecordVariable(GlobalVariable *GV, unsigned FrameIndex) {
DD->RecordVariable(GV, FrameIndex);
}
/// ShouldEmitDwarfDebug - Returns true if Dwarf debugging declarations should
@ -106,7 +106,8 @@ bool DwarfWriter::ShouldEmitDwarfDebug() const {
return DD && DD->ShouldEmitDwarfDebug();
}
//// RecordInlinedFnStart
//// RecordInlinedFnStart - Global variable GV is inlined at the location marked
//// by LabelID label.
unsigned DwarfWriter::RecordInlinedFnStart(DISubprogram SP, DICompileUnit CU,
unsigned Line, unsigned Col) {
return DD->RecordInlinedFnStart(SP, CU, Line, Col);

2
llvm/lib/CodeGen/MachineFunction.cpp
View File

@ -333,7 +333,7 @@ unsigned MachineFunction::addLiveIn(unsigned PReg,
/// getOrCreateDebugLocID - Look up the DebugLocTuple index with the given
/// source file, line, and column. If none currently exists, create a new
/// DebugLocTuple, and insert it into the DebugIdMap.
unsigned MachineFunction::getOrCreateDebugLocID(MDNode *CompileUnit,
unsigned MachineFunction::getOrCreateDebugLocID(GlobalVariable *CompileUnit,
unsigned Line, unsigned Col) {
DebugLocTuple Tuple(CompileUnit, Line, Col);
DenseMap<DebugLocTuple, unsigned>::iterator II

15
llvm/lib/CodeGen/SelectionDAG/FastISel.cpp
View File

@ -335,7 +335,7 @@ bool FastISel::SelectCall(User *I) {
if (isValidDebugInfoIntrinsic(*RSI, CodeGenOpt::None) && DW
&& DW->ShouldEmitDwarfDebug()) {
unsigned ID =
DW->RecordRegionStart(RSI->getContext());
DW->RecordRegionStart(cast<GlobalVariable>(RSI->getContext()));
const TargetInstrDesc &II = TII.get(TargetInstrInfo::DBG_LABEL);
BuildMI(MBB, DL, II).addImm(ID);
}
@ -346,7 +346,7 @@ bool FastISel::SelectCall(User *I) {
if (isValidDebugInfoIntrinsic(*REI, CodeGenOpt::None) && DW
&& DW->ShouldEmitDwarfDebug()) {
unsigned ID = 0;
DISubprogram Subprogram(REI->getContext());
DISubprogram Subprogram(cast<GlobalVariable>(REI->getContext()));
if (isInlinedFnEnd(*REI, MF.getFunction())) {
// This is end of an inlined function.
const TargetInstrDesc &II = TII.get(TargetInstrInfo::DBG_LABEL);
@ -359,7 +359,7 @@ bool FastISel::SelectCall(User *I) {
BuildMI(MBB, DL, II).addImm(ID);
} else {
const TargetInstrDesc &II = TII.get(TargetInstrInfo::DBG_LABEL);
ID = DW->RecordRegionEnd(REI->getContext());
ID = DW->RecordRegionEnd(cast<GlobalVariable>(REI->getContext()));
BuildMI(MBB, DL, II).addImm(ID);
}
}
@ -384,7 +384,7 @@ bool FastISel::SelectCall(User *I) {
setCurDebugLoc(ExtractDebugLocation(*FSI, MF.getDebugLocInfo()));
DebugLocTuple PrevLocTpl = MF.getDebugLocTuple(PrevLoc);
DISubprogram SP(FSI->getSubprogram());
DISubprogram SP(cast<GlobalVariable>(FSI->getSubprogram()));
unsigned LabelID = DW->RecordInlinedFnStart(SP,
DICompileUnit(PrevLocTpl.CompileUnit),
PrevLocTpl.Line,
@ -398,7 +398,7 @@ bool FastISel::SelectCall(User *I) {
MF.setDefaultDebugLoc(ExtractDebugLocation(*FSI, MF.getDebugLocInfo()));
// llvm.dbg.func_start also defines beginning of function scope.
DW->RecordRegionStart(FSI->getSubprogram());
DW->RecordRegionStart(cast<GlobalVariable>(FSI->getSubprogram()));
return true;
}
case Intrinsic::dbg_declare: {
@ -419,7 +419,10 @@ bool FastISel::SelectCall(User *I) {
if (SI == StaticAllocaMap.end()) break; // VLAs.
int FI = SI->second;
DW->RecordVariable(cast<MDNode>(Variable), FI);
// Determine the debug globalvariable.
GlobalValue *GV = cast<GlobalVariable>(Variable);
DW->RecordVariable(cast<GlobalVariable>(GV), FI);
return true;
}
case Intrinsic::eh_exception: {

8
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -1593,9 +1593,9 @@ SDValue SelectionDAGLegalize::ExpandDBG_STOPPOINT(SDNode* Node) {
bool useLABEL = TLI.isOperationLegalOrCustom(ISD::DBG_LABEL, MVT::Other);
const DbgStopPointSDNode *DSP = cast<DbgStopPointSDNode>(Node);
MDNode *CU_Node = DSP->getCompileUnit();
if (DW && (useDEBUG_LOC || useLABEL)) {
DICompileUnit CU(CU_Node);
GlobalVariable *CU_GV = cast<GlobalVariable>(DSP->getCompileUnit());
if (DW && (useDEBUG_LOC || useLABEL) && !CU_GV->isDeclaration()) {
DICompileUnit CU(cast<GlobalVariable>(DSP->getCompileUnit()));
unsigned Line = DSP->getLine();
unsigned Col = DSP->getColumn();
@ -1607,7 +1607,7 @@ SDValue SelectionDAGLegalize::ExpandDBG_STOPPOINT(SDNode* Node) {
return DAG.getNode(ISD::DEBUG_LOC, dl, MVT::Other, Node->getOperand(0),
DAG.getConstant(Line, MVT::i32),
DAG.getConstant(Col, MVT::i32),
DAG.getSrcValue(CU.getNode()));
DAG.getSrcValue(CU.getGV()));
} else {
unsigned ID = DW->RecordSourceLine(Line, Col, CU);
return DAG.getLabel(ISD::DBG_LABEL, dl, Node->getOperand(0), ID);

2
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
View File

@ -1286,7 +1286,7 @@ SDValue SelectionDAG::getRegister(unsigned RegNo, EVT VT) {
SDValue SelectionDAG::getDbgStopPoint(DebugLoc DL, SDValue Root,
unsigned Line, unsigned Col,
MDNode *CU) {
Value *CU) {
SDNode *N = NodeAllocator.Allocate<DbgStopPointSDNode>();
new (N) DbgStopPointSDNode(Root, Line, Col, CU);
N->setDebugLoc(DL);

12
llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
View File

@ -3876,7 +3876,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
if (isValidDebugInfoIntrinsic(RSI, OptLevel) && DW
&& DW->ShouldEmitDwarfDebug()) {
unsigned LabelID =
DW->RecordRegionStart(RSI.getContext());
DW->RecordRegionStart(cast<GlobalVariable>(RSI.getContext()));
DAG.setRoot(DAG.getLabel(ISD::DBG_LABEL, getCurDebugLoc(),
getRoot(), LabelID));
}
@ -3891,7 +3891,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
return 0;
MachineFunction &MF = DAG.getMachineFunction();
DISubprogram Subprogram(REI.getContext());
DISubprogram Subprogram(cast<GlobalVariable>(REI.getContext()));
if (isInlinedFnEnd(REI, MF.getFunction())) {
// This is end of inlined function. Debugging information for inlined
@ -3910,7 +3910,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
}
unsigned LabelID =
DW->RecordRegionEnd(REI.getContext());
DW->RecordRegionEnd(cast<GlobalVariable>(REI.getContext()));
DAG.setRoot(DAG.getLabel(ISD::DBG_LABEL, getCurDebugLoc(),
getRoot(), LabelID));
return 0;
@ -3942,7 +3942,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
if (!DW || !DW->ShouldEmitDwarfDebug())
return 0;
DebugLocTuple PrevLocTpl = MF.getDebugLocTuple(PrevLoc);
DISubprogram SP(FSI.getSubprogram());
DISubprogram SP(cast<GlobalVariable>(FSI.getSubprogram()));
DICompileUnit CU(PrevLocTpl.CompileUnit);
unsigned LabelID = DW->RecordInlinedFnStart(SP, CU,
PrevLocTpl.Line,
@ -3958,7 +3958,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
if (!DW || !DW->ShouldEmitDwarfDebug())
return 0;
// llvm.dbg.func_start also defines beginning of function scope.
DW->RecordRegionStart(FSI.getSubprogram());
DW->RecordRegionStart(cast<GlobalVariable>(FSI.getSubprogram()));
return 0;
}
case Intrinsic::dbg_declare: {
@ -3981,7 +3981,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
if (!AI)
return 0;
int FI = FuncInfo.StaticAllocaMap[AI];
DW->RecordVariable(cast<MDNode>(Variable), FI);
DW->RecordVariable(cast<GlobalVariable>(Variable), FI);
return 0;
}
case Intrinsic::eh_exception: {

23
llvm/lib/Target/PIC16/PIC16DebugInfo.cpp
View File

@ -1,4 +1,3 @@
//===-- PIC16DebugInfo.cpp - Implementation for PIC16 Debug Information ======//
//
// The LLVM Compiler Infrastructure
@ -70,7 +69,7 @@ void PIC16DbgInfo::PopulateDerivedTypeInfo (DIType Ty, unsigned short &TypeNo,
// We also need to encode the the information about the base type of
// pointer in TypeNo.
DIType BaseType = DIDerivedType(Ty.getNode()).getTypeDerivedFrom();
DIType BaseType = DIDerivedType(Ty.getGV()).getTypeDerivedFrom();
PopulateDebugInfo(BaseType, TypeNo, HasAux, Aux, TagName);
}
@ -79,7 +78,7 @@ void PIC16DbgInfo::PopulateArrayTypeInfo (DIType Ty, unsigned short &TypeNo,
bool &HasAux, int Aux[],
std::string &TagName) {
DICompositeType CTy = DICompositeType(Ty.getNode());
DICompositeType CTy = DICompositeType(Ty.getGV());
DIArray Elements = CTy.getTypeArray();
unsigned short size = 1;
unsigned short Dimension[4]={0,0,0,0};
@ -88,7 +87,7 @@ void PIC16DbgInfo::PopulateArrayTypeInfo (DIType Ty, unsigned short &TypeNo,
if (Element.getTag() == dwarf::DW_TAG_subrange_type) {
TypeNo = TypeNo << PIC16Dbg::S_DERIVED;
TypeNo = TypeNo | PIC16Dbg::DT_ARY;
DISubrange SubRange = DISubrange(Element.getNode());
DISubrange SubRange = DISubrange(Element.getGV());
Dimension[i] = SubRange.getHi() - SubRange.getLo() + 1;
// Each dimension is represented by 2 bytes starting at byte 9.
Aux[8+i*2+0] = Dimension[i];
@ -111,7 +110,7 @@ void PIC16DbgInfo::PopulateStructOrUnionTypeInfo (DIType Ty,
unsigned short &TypeNo,
bool &HasAux, int Aux[],
std::string &TagName) {
DICompositeType CTy = DICompositeType(Ty.getNode());
DICompositeType CTy = DICompositeType(Ty.getGV());
TypeNo = TypeNo << PIC16Dbg::S_BASIC;
if (Ty.getTag() == dwarf::DW_TAG_structure_type)
TypeNo = TypeNo | PIC16Dbg::T_STRUCT;
@ -124,7 +123,7 @@ void PIC16DbgInfo::PopulateStructOrUnionTypeInfo (DIType Ty,
// llvm.dbg.composite* global variable. Since we need to revisit
// PIC16DebugInfo implementation anyways after the MDNodes based
// framework is done, let us continue with the way it is.
std::string UniqueSuffix = "." + Ty.getNode()->getNameStr().substr(18);
std::string UniqueSuffix = "." + Ty.getGV()->getNameStr().substr(18);
TagName += UniqueSuffix;
unsigned short size = CTy.getSizeInBits()/8;
// 7th and 8th byte represent size.
@ -211,10 +210,11 @@ void PIC16DbgInfo::BeginModule(Module &M) {
DbgFinder.processModule(M);
if (DbgFinder.compile_unit_count() != 0) {
// FIXME : What if more then one CUs are present in a module ?
MDNode *CU = *DbgFinder.compile_unit_begin();
GlobalVariable *CU = *DbgFinder.compile_unit_begin();
EmitDebugDirectives = true;
SwitchToCU(CU);
}
// Emit debug info for decls of composite types.
EmitCompositeTypeDecls(M);
}
@ -259,7 +259,7 @@ void PIC16DbgInfo::ChangeDebugLoc(const MachineFunction &MF,
if (! EmitDebugDirectives) return;
assert (! DL.isUnknown() && "can't change to invalid debug loc");
MDNode *CU = MF.getDebugLocTuple(DL).CompileUnit;
GlobalVariable *CU = MF.getDebugLocTuple(DL).CompileUnit;
unsigned line = MF.getDebugLocTuple(DL).Line;
SwitchToCU(CU);
@ -306,7 +306,8 @@ void PIC16DbgInfo::EmitCompositeTypeElements (DICompositeType CTy,
int ElementAux[PIC16Dbg::AuxSize] = { 0 };
std::string TagName = "";
std::string ElementName;
DIDerivedType DITy(Element.getNode());
GlobalVariable *GV = Element.getGV();
DIDerivedType DITy(GV);
DITy.getName(ElementName);
unsigned short ElementSize = DITy.getSizeInBits()/8;
// Get mangleddd name for this structure/union element.
@ -342,7 +343,7 @@ void PIC16DbgInfo::EmitCompositeTypeDecls(Module &M) {
CTy.getName(Name);
// Get the number after llvm.dbg.composite and make UniqueSuffix from
// it.
std::string DIVar = CTy.getNode()->getNameStr();
std::string DIVar = CTy.getGV()->getNameStr();
std::string UniqueSuffix = "." + DIVar.substr(18);
std::string MangledCTyName = Name + UniqueSuffix;
unsigned short size = CTy.getSizeInBits()/8;
@ -465,7 +466,7 @@ void PIC16DbgInfo::EmitVarDebugInfo(Module &M) {
/// SwitchToCU - Switch to a new compilation unit.
///
void PIC16DbgInfo::SwitchToCU(MDNode *CU) {
void PIC16DbgInfo::SwitchToCU(GlobalVariable *CU) {
// Get the file path from CU.
DICompileUnit cu(CU);
std::string DirName, FileName;

2
llvm/lib/Target/PIC16/PIC16DebugInfo.h
View File

@ -117,7 +117,7 @@ namespace llvm {
private:
void SwitchToCU (MDNode *CU);
void SwitchToCU (GlobalVariable *CU);
void SwitchToLine (unsigned Line, bool IsInBeginFunction = false);
void PopulateDebugInfo (DIType Ty, unsigned short &TypeNo, bool &HasAux,

125
llvm/lib/Transforms/IPO/StripSymbols.cpp
View File

@ -203,56 +203,167 @@ static bool StripSymbolNames(Module &M, bool PreserveDbgInfo) {
// llvm.dbg.region.end calls, and any globals they point to if now dead.
static bool StripDebugInfo(Module &M) {
// Remove all of the calls to the debugger intrinsics, and remove them from
// the module.
SmallPtrSet<const GlobalValue*, 8> llvmUsedValues;
findUsedValues(M.getGlobalVariable("llvm.used"), llvmUsedValues);
findUsedValues(M.getGlobalVariable("llvm.compiler.used"), llvmUsedValues);
DebugInfoFinder DbgFinder;
DbgFinder.processModule(M);
// These anchors use LinkOnce linkage so that the optimizer does not
// remove them accidently. Set InternalLinkage for all these debug
// info anchors.
for (DebugInfoFinder::iterator I = DbgFinder.compile_unit_begin(),
E = DbgFinder.compile_unit_end(); I != E; ++I)
(*I)->setLinkage(GlobalValue::InternalLinkage);
for (DebugInfoFinder::iterator I = DbgFinder.global_variable_begin(),
E = DbgFinder.global_variable_end(); I != E; ++I)
(*I)->setLinkage(GlobalValue::InternalLinkage);
for (DebugInfoFinder::iterator I = DbgFinder.subprogram_begin(),
E = DbgFinder.subprogram_end(); I != E; ++I)
(*I)->setLinkage(GlobalValue::InternalLinkage);
// Delete all dbg variables.
for (Module::global_iterator I = M.global_begin(), E = M.global_end();
I != E; ++I) {
GlobalVariable *GV = dyn_cast<GlobalVariable>(I);
if (!GV) continue;
if (!GV->use_empty() && llvmUsedValues.count(I) == 0) {
if (GV->getName().startswith("llvm.dbg")) {
GV->replaceAllUsesWith(UndefValue::get(GV->getType()));
}
}
}
Function *FuncStart = M.getFunction("llvm.dbg.func.start");
Function *StopPoint = M.getFunction("llvm.dbg.stoppoint");
Function *RegionStart = M.getFunction("llvm.dbg.region.start");
Function *RegionEnd = M.getFunction("llvm.dbg.region.end");
Function *Declare = M.getFunction("llvm.dbg.declare");
std::vector<Constant*> DeadConstants;
// Remove all of the calls to the debugger intrinsics, and remove them from
// the module.
if (FuncStart) {
while (!FuncStart->use_empty()) {
CallInst *CI = cast<CallInst>(FuncStart->use_back());
Value *Arg = CI->getOperand(1);
assert(CI->use_empty() && "llvm.dbg intrinsic should have void result");
CI->eraseFromParent();
if (Arg->use_empty())
if (Constant *C = dyn_cast<Constant>(Arg))
DeadConstants.push_back(C);
}
FuncStart->eraseFromParent();
}
if (StopPoint) {
while (!StopPoint->use_empty()) {
CallInst *CI = cast<CallInst>(StopPoint->use_back());
Value *Arg = CI->getOperand(3);
assert(CI->use_empty() && "llvm.dbg intrinsic should have void result");
CI->eraseFromParent();
if (Arg->use_empty())
if (Constant *C = dyn_cast<Constant>(Arg))
DeadConstants.push_back(C);
}
StopPoint->eraseFromParent();
}
if (RegionStart) {
while (!RegionStart->use_empty()) {
CallInst *CI = cast<CallInst>(RegionStart->use_back());
Value *Arg = CI->getOperand(1);
assert(CI->use_empty() && "llvm.dbg intrinsic should have void result");
CI->eraseFromParent();
if (Arg->use_empty())
if (Constant *C = dyn_cast<Constant>(Arg))
DeadConstants.push_back(C);
}
RegionStart->eraseFromParent();
}
if (RegionEnd) {
while (!RegionEnd->use_empty()) {
CallInst *CI = cast<CallInst>(RegionEnd->use_back());
Value *Arg = CI->getOperand(1);
assert(CI->use_empty() && "llvm.dbg intrinsic should have void result");
CI->eraseFromParent();
if (Arg->use_empty())
if (Constant *C = dyn_cast<Constant>(Arg))
DeadConstants.push_back(C);
}
RegionEnd->eraseFromParent();
}
if (Declare) {
while (!Declare->use_empty()) {
CallInst *CI = cast<CallInst>(Declare->use_back());
Value *Arg1 = CI->getOperand(1);
Value *Arg2 = CI->getOperand(2);
assert(CI->use_empty() && "llvm.dbg intrinsic should have void result");
CI->eraseFromParent();
if (Arg1->use_empty()) {
if (Constant *C = dyn_cast<Constant>(Arg1))
DeadConstants.push_back(C);
else
RecursivelyDeleteTriviallyDeadInstructions(Arg1);
}
if (Arg2->use_empty())
if (Constant *C = dyn_cast<Constant>(Arg2))
DeadConstants.push_back(C);
}
Declare->eraseFromParent();
}
NamedMDNode *NMD = M.getNamedMetadata("llvm.dbg.gv");
if (NMD)
NMD->eraseFromParent();
// llvm.dbg.compile_units and llvm.dbg.subprograms are marked as linkonce
// but since we are removing all debug information, make them internal now.
// FIXME: Use private linkage maybe?
if (Constant *C = M.getNamedGlobal("llvm.dbg.compile_units"))
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(C))
GV->setLinkage(GlobalValue::InternalLinkage);
if (Constant *C = M.getNamedGlobal("llvm.dbg.subprograms"))
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(C))
GV->setLinkage(GlobalValue::InternalLinkage);
if (Constant *C = M.getNamedGlobal("llvm.dbg.global_variables"))
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(C))
GV->setLinkage(GlobalValue::InternalLinkage);
// Delete all dbg variables.
for (Module::global_iterator I = M.global_begin(), E = M.global_end();
I != E; ++I) {
GlobalVariable *GV = dyn_cast<GlobalVariable>(I);
if (!GV) continue;
if (GV->use_empty() && llvmUsedValues.count(I) == 0
&& (!GV->hasSection()
|| strcmp(GV->getSection().c_str(), "llvm.metadata") == 0))
DeadConstants.push_back(GV);
}
if (DeadConstants.empty())
return false;
// Delete any internal globals that were only used by the debugger intrinsics.
while (!DeadConstants.empty()) {
Constant *C = DeadConstants.back();
DeadConstants.pop_back();
if (GlobalVariable *GV = dyn_cast<GlobalVariable>(C)) {
if (GV->hasLocalLinkage())
RemoveDeadConstant(GV);
}
else
RemoveDeadConstant(C);
}
// Remove all llvm.dbg types.
TypeSymbolTable &ST = M.getTypeSymbolTable();
for (TypeSymbolTable::iterator TI = ST.begin(), TE = ST.end(); TI != TE; ) {
if (!strncmp(TI->first.c_str(), "llvm.dbg.", 9))
ST.remove(TI++);
else
++TI;
}
// Remove dead metadata.
M.getContext().RemoveDeadMetadata();
return true;
}

2
llvm/lib/Transforms/Utils/CloneFunction.cpp
View File

@ -238,7 +238,7 @@ void PruningFunctionCloner::CloneBlock(const BasicBlock *BB,
// Do not clone llvm.dbg.region.end. It will be adjusted by the inliner.
if (const DbgFuncStartInst *DFSI = dyn_cast<DbgFuncStartInst>(II)) {
if (DbgFnStart == NULL) {
DISubprogram SP(DFSI->getSubprogram());
DISubprogram SP(cast<GlobalVariable>(DFSI->getSubprogram()));
if (SP.describes(BB->getParent()))
DbgFnStart = DFSI->getSubprogram();
}

6
llvm/lib/Transforms/Utils/InlineFunction.cpp
View File

@ -207,17 +207,17 @@ static void UpdateCallGraphAfterInlining(CallSite CS,
/// to the llvm.dbg.func.start of the function F. Otherwise return NULL.
static const DbgRegionEndInst *findFnRegionEndMarker(const Function *F) {
MDNode *FnStart = NULL;
GlobalVariable *FnStart = NULL;
const DbgRegionEndInst *FnEnd = NULL;
for (Function::const_iterator FI = F->begin(), FE =F->end(); FI != FE; ++FI)
for (BasicBlock::const_iterator BI = FI->begin(), BE = FI->end(); BI != BE;
++BI) {
if (FnStart == NULL) {
if (const DbgFuncStartInst *FSI = dyn_cast<DbgFuncStartInst>(BI)) {
DISubprogram SP(FSI->getSubprogram());
DISubprogram SP(cast<GlobalVariable>(FSI->getSubprogram()));
assert (SP.isNull() == false && "Invalid llvm.dbg.func.start");
if (SP.describes(F))
FnStart = SP.getNode();
FnStart = SP.getGV();
}
} else {
if (const DbgRegionEndInst *REI = dyn_cast<DbgRegionEndInst>(BI))

74
llvm/lib/VMCore/AutoUpgrade.cpp
View File

@ -16,7 +16,8 @@
#include "llvm/Function.h"
#include "llvm/LLVMContext.h"
#include "llvm/Module.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/Instructions.h"
#include "llvm/Intrinsics.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/ErrorHandling.h"
#include <cstring>
@ -433,74 +434,3 @@ void llvm::UpgradeCallsToIntrinsic(Function* F) {
}
}
}
/// This function checks debug info intrinsics. If an intrinsic is invalid
/// then this function simply removes the intrinsic.
void llvm::CheckDebugInfoIntrinsics(Module *M) {
if (Function *FuncStart = M->getFunction("llvm.dbg.func.start")) {
if (!FuncStart->use_empty()) {
DbgFuncStartInst *DFSI = cast<DbgFuncStartInst>(FuncStart->use_back());
if (!isa<MDNode>(DFSI->getOperand(1))) {
while (!FuncStart->use_empty()) {
CallInst *CI = cast<CallInst>(FuncStart->use_back());
CI->eraseFromParent();
}
FuncStart->eraseFromParent();
}
}
}
if (Function *StopPoint = M->getFunction("llvm.dbg.stoppoint")) {
if (!StopPoint->use_empty()) {
DbgStopPointInst *DSPI = cast<DbgStopPointInst>(StopPoint->use_back());
if (!isa<MDNode>(DSPI->getOperand(3))) {
while (!StopPoint->use_empty()) {
CallInst *CI = cast<CallInst>(StopPoint->use_back());
CI->eraseFromParent();
}
StopPoint->eraseFromParent();
}
}
}
if (Function *RegionStart = M->getFunction("llvm.dbg.region.start")) {
if (!RegionStart->use_empty()) {
DbgRegionStartInst *DRSI = cast<DbgRegionStartInst>(RegionStart->use_back());
if (!isa<MDNode>(DRSI->getOperand(1))) {
while (!RegionStart->use_empty()) {
CallInst *CI = cast<CallInst>(RegionStart->use_back());
CI->eraseFromParent();
}
RegionStart->eraseFromParent();
}
}
}
if (Function *RegionEnd = M->getFunction("llvm.dbg.region.end")) {
if (!RegionEnd->use_empty()) {
DbgRegionEndInst *DREI = cast<DbgRegionEndInst>(RegionEnd->use_back());
if (!isa<MDNode>(DREI->getOperand(1))) {
while (!RegionEnd->use_empty()) {
CallInst *CI = cast<CallInst>(RegionEnd->use_back());
CI->eraseFromParent();
}
RegionEnd->eraseFromParent();
}
}
}
if (Function *Declare = M->getFunction("llvm.dbg.declare")) {
if (!Declare->use_empty()) {
DbgDeclareInst *DDI = cast<DbgDeclareInst>(Declare->use_back());
if (!isa<MDNode>(DDI->getOperand(2))) {
while (!Declare->use_empty()) {
CallInst *CI = cast<CallInst>(Declare->use_back());
CI->eraseFromParent();
}
Declare->eraseFromParent();
}
}
}
}

1
llvm/lib/VMCore/ValueTypes.cpp
View File

@ -169,7 +169,6 @@ const Type *EVT::getTypeForEVT(LLVMContext &Context) const {
case MVT::v8f32: return VectorType::get(Type::getFloatTy(Context), 8);
case MVT::v2f64: return VectorType::get(Type::getDoubleTy(Context), 2);
case MVT::v4f64: return VectorType::get(Type::getDoubleTy(Context), 4);
case MVT::Metadata: return Type::getMetadataTy(Context);
}
}

56
llvm/test/DebugInfo/2008-11-06-Mem2Reg.ll Normal file
View File

@ -0,0 +1,56 @@
; RUN: llvm-as < %s | opt -mem2reg | llvm-dis | grep alloca | count 1
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.5"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8* }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
%llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 393262, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 2, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 393233, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([7 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([6 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([55 x i8]* @.str2, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [7 x i8] c"adce.c\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
@.str1 = internal constant [6 x i8] c"/tmp/\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1]
@.str2 = internal constant [55 x i8] c"4.2.1 (Based on Apple Inc. build 5623) (LLVM build 00)\00", section "llvm.metadata" ; <[55 x i8]*> [#uses=1]
@.str3 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 393252, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), { }* null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@.str4 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 393472, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 3, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@.str5 = internal constant [2 x i8] c"i\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
define i32 @foo() nounwind {
entry:
%retval = alloca i32 ; <i32*> [#uses=2]
%i = alloca i32 ; <i32*> [#uses=4]
%0 = alloca i32 ; <i32*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
%i1 = bitcast i32* %i to { }* ; <{ }*> [#uses=1]
call void @llvm.dbg.declare({ }* %i1, { }* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable to { }*))
call void @llvm.dbg.stoppoint(i32 3, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
store i32 4, i32* %i, align 4
call void @llvm.dbg.stoppoint(i32 4, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%1 = load i32* %i, align 4 ; <i32> [#uses=1]
%2 = mul i32 %1, 84 ; <i32> [#uses=1]
store i32 %2, i32* %i, align 4
call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
store i32 42, i32* %0, align 4
%3 = load i32* %0, align 4 ; <i32> [#uses=1]
store i32 %3, i32* %retval, align 4
br label %return
return: ; preds = %entry
%retval2 = load i32* %retval ; <i32> [#uses=1]
call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
ret i32 %retval2
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.declare({ }*, { }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind

44
llvm/test/DebugInfo/2008-11-19-InstCombine.ll Normal file
View File

@ -0,0 +1,44 @@
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep stoppoint | count 3
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.5"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8* }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
%llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 393262, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 2, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 393233, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([7 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([6 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([55 x i8]* @.str2, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [7 x i8] c"adce.c\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
@.str1 = internal constant [6 x i8] c"/tmp/\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1]
@.str2 = internal constant [55 x i8] c"4.2.1 (Based on Apple Inc. build 5623) (LLVM build 00)\00", section "llvm.metadata" ; <[55 x i8]*> [#uses=1]
@.str3 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 393252, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), { }* null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@.str4 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 393472, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 3, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=0]
@.str5 = internal constant [2 x i8] c"i\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
define i32 @foo() nounwind {
entry:
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
call void @llvm.dbg.stoppoint(i32 3, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @llvm.dbg.stoppoint(i32 4, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%0 = mul i32 4, 84 ; <i32> [#uses=0]
call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
br label %return
return: ; preds = %entry
call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
ret i32 42
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.declare({ }*, { }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind

23
llvm/test/DebugInfo/2009-01-28-ArrayType.ll Normal file
View File

@ -0,0 +1,23 @@
; RUN: llvm-as < %s | llc | grep 0x49 | count 3
; Count number of DW_AT_Type attributes.
target triple = "i386-apple-darwin*"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i1, i8* }
%llvm.dbg.composite.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }* }
%llvm.dbg.global_variable.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1, { }* }
%llvm.dbg.subrange.type = type { i32, i64, i64 }
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [8 x i8] c"array.c\00", section "llvm.metadata" ; <[8 x i8]*> [#uses=1]
@.str1 = internal constant [26 x i8] c"/Volumes/Nanpura/dbg.test\00", section "llvm.metadata" ; <[26 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5636) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([8 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([26 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@c = common global [3 x i32] zeroinitializer ; <[3 x i32]*> [#uses=1]
@llvm.dbg.subrange = internal constant %llvm.dbg.subrange.type { i32 458785, i64 0, i64 2 }, section "llvm.metadata" ; <%llvm.dbg.subrange.type*> [#uses=1]
@llvm.dbg.array = internal constant [1 x { }*] [ { }* bitcast (%llvm.dbg.subrange.type* @llvm.dbg.subrange to { }*) ], section "llvm.metadata" ; <[1 x { }*]*> [#uses=1]
@.str3 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@llvm.dbg.composite = internal constant %llvm.dbg.composite.type { i32 458753, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 96, i64 32, i64 0, i32 0, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), { }* bitcast ([1 x { }*]* @llvm.dbg.array to { }*) }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.global_variables = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 52 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str4 = internal constant [2 x i8] c"c\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.global_variable = internal constant %llvm.dbg.global_variable.type { i32 458804, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.global_variables to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([2 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([2 x i8]* @.str4, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 2, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite to { }*), i1 false, i1 true, { }* bitcast ([3 x i32]* @c to { }*) }, section "llvm.metadata" ; <%llvm.dbg.global_variable.type*> [#uses=0]

46
llvm/test/DebugInfo/2009-01-29-HeaderLocation.ll Normal file
View File

@ -0,0 +1,46 @@
; RUN: llvm-as < %s | llc | grep "\\"m.h\\"" | count 1
target triple = "i386-apple-darwin9.6"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i1, i8* }
%llvm.dbg.composite.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }* }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [4 x i8] c"m.c\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@.str1 = internal constant [26 x i8] c"/Volumes/Nanpura/dbg.test\00", section "llvm.metadata" ; <[26 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5636) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([26 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@.str3 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@llvm.dbg.array = internal constant [1 x { }*] [ { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) ], section "llvm.metadata" ; <[1 x { }*]*> [#uses=1]
@llvm.dbg.composite = internal constant %llvm.dbg.composite.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 0, i64 0, i64 0, i32 0, { }* null, { }* bitcast ([1 x { }*]* @llvm.dbg.array to { }*) }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@.str4 = internal constant [4 x i8] c"m.h\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.compile_unit5 = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([26 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 false, i1 false, i8* null }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str6 = internal constant [5 x i8] c"main\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([5 x i8]* @.str6, i32 0, i32 0), i8* getelementptr ([5 x i8]* @.str6, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit5 to { }*), i32 2, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
define i32 @main() nounwind {
entry:
%retval = alloca i32 ; <i32*> [#uses=2]
%0 = alloca i32 ; <i32*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
call void @llvm.dbg.stoppoint(i32 2, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit5 to { }*))
store i32 0, i32* %0, align 4
%1 = load i32* %0, align 4 ; <i32> [#uses=1]
store i32 %1, i32* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load i32* %retval ; <i32> [#uses=1]
call void @llvm.dbg.stoppoint(i32 2, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit5 to { }*))
call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
ret i32 %retval1
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind

32
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; RUN: llvm-as < %s | llc | grep 0x3C | count 1
; Check DW_AT_declaration attribute for class method foo.
target triple = "i386-apple-darwin*"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32, i8*, i8* }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i8* }
%llvm.dbg.composite.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }*, i8*, i8* }
%llvm.dbg.derivedtype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, i8*, i8* }
%llvm.dbg.global_variable.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1, { }*, i8*, i8* }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1, i8*, i8* }
%struct.A = type <{ i8 }>
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [6 x i8] c"cl.cc\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1]
@.str1 = internal constant [26 x i8] c"/Volumes/Nanpura/dbg.test\00", section "llvm.metadata" ; <[26 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5636) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 4, i8* getelementptr ([6 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([26 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 false, i8* null }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@a = global %struct.A zeroinitializer ; <%struct.A*> [#uses=1]
@.str3 = internal constant [2 x i8] c"A\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@.str4 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5, i8* null, i8* null }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@llvm.dbg.derivedtype = internal constant %llvm.dbg.derivedtype.type { i32 458767, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite9 to { }*), i8* null, i8* null }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.array = internal constant [2 x { }*] [ { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*) ], section "llvm.metadata" ; <[2 x { }*]*> [#uses=1]
@llvm.dbg.composite5 = internal constant %llvm.dbg.composite.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 0, i64 0, i64 0, i32 0, { }* null, { }* bitcast ([2 x { }*]* @llvm.dbg.array to { }*), i8* null, i8* null }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str6 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@.str7 = internal constant [12 x i8] c"_ZN1A3fooEv\00", section "llvm.metadata" ; <[12 x i8]*> [#uses=1]
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str6, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str6, i32 0, i32 0), i8* getelementptr ([12 x i8]* @.str7, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 4, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite5 to { }*), i1 false, i1 false, i8* getelementptr ([6 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([26 x i8]* @.str1, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.array8 = internal constant [1 x { }*] [ { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*) ], section "llvm.metadata" ; <[1 x { }*]*> [#uses=1]
@llvm.dbg.composite9 = internal constant %llvm.dbg.composite.type { i32 458771, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([2 x i8]* @.str3, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 2, i64 8, i64 8, i64 0, i32 0, { }* null, { }* bitcast ([1 x { }*]* @llvm.dbg.array8 to { }*), i8* getelementptr ([6 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([26 x i8]* @.str1, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.global_variables = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 52 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str10 = internal constant [2 x i8] c"a\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.global_variable = internal constant %llvm.dbg.global_variable.type { i32 458804, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.global_variables to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([2 x i8]* @.str10, i32 0, i32 0), i8* getelementptr ([2 x i8]* @.str10, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 7, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite9 to { }*), i1 false, i1 true, { }* bitcast (%struct.A* @a to { }*), i8* getelementptr ([6 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([26 x i8]* @.str1, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.global_variable.type*> [#uses=0]

103
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@ -0,0 +1,103 @@
; RUN: llvm-as < %s | llc -O0 | grep "\\"foo" | count 3
; 1 declaration, 1 definition and 1 pubnames entry.
target triple = "i386-apple-darwin*"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i1, i8* }
%llvm.dbg.composite.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }* }
%llvm.dbg.derivedtype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }* }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
%llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
%struct.Fibonancci = type { i32 }
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [10 x i8] c"method.cc\00", section "llvm.metadata" ; <[10 x i8]*> [#uses=1]
@.str1 = internal constant [64 x i8] c"/Volumes/Nanpura/mainline/llvmgcc42.build/gcc/../../../dbg.test\00", section "llvm.metadata" ; <[64 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5636) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 4, i8* getelementptr ([10 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([64 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@.str3 = internal constant [11 x i8] c"Fibonancci\00", section "llvm.metadata" ; <[11 x i8]*> [#uses=1]
@.str4 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@.str5 = internal constant [2 x i8] c"N\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.derivedtype = internal constant %llvm.dbg.derivedtype.type { i32 458765, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 5, i64 32, i64 32, i64 0, i32 1, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.derivedtype6 = internal constant %llvm.dbg.derivedtype.type { i32 458767, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite11 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.array = internal constant [3 x { }*] [ { }* null, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype6 to { }*), { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) ], section "llvm.metadata" ; <[3 x { }*]*> [#uses=1]
@llvm.dbg.composite7 = internal constant %llvm.dbg.composite.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 0, i64 0, i64 0, i32 0, { }* null, { }* bitcast ([3 x { }*]* @llvm.dbg.array to { }*) }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str8 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@.str9 = internal constant [22 x i8] c"_ZN10Fibonancci3fooEi\00", section "llvm.metadata" ; <[22 x i8]*> [#uses=1]
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str8, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str8, i32 0, i32 0), i8* getelementptr ([22 x i8]* @.str9, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 10, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite7 to { }*), i1 false, i1 false }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.array10 = internal constant [2 x { }*] [ { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*), { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*) ], section "llvm.metadata" ; <[2 x { }*]*> [#uses=1]
@llvm.dbg.composite11 = internal constant %llvm.dbg.composite.type { i32 458771, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([11 x i8]* @.str3, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 3, i64 32, i64 32, i64 0, i32 0, { }* null, { }* bitcast ([2 x { }*]* @llvm.dbg.array10 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.derivedtype12 = internal constant %llvm.dbg.derivedtype.type { i32 458767, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite11 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.array13 = internal constant [3 x { }*] [ { }* null, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype12 to { }*), { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) ], section "llvm.metadata" ; <[3 x { }*]*> [#uses=1]
@llvm.dbg.composite = internal constant %llvm.dbg.composite.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 0, i64 0, i64 0, i32 0, { }* null, { }* bitcast ([3 x { }*]* @llvm.dbg.array13 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.subprogram14 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str8, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str8, i32 0, i32 0), i8* getelementptr ([22 x i8]* @.str9, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 10, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.derivedtype15 = internal constant %llvm.dbg.derivedtype.type { i32 458790, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype12 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@.str16 = internal constant [5 x i8] c"this\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 459009, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram14 to { }*), i8* getelementptr ([5 x i8]* @.str16, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 10, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype15 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@.str17 = internal constant [2 x i8] c"i\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.variable18 = internal constant %llvm.dbg.variable.type { i32 459009, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram14 to { }*), i8* getelementptr ([2 x i8]* @.str17, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 10, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@llvm.dbg.array19 = internal constant [1 x { }*] [ { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) ], section "llvm.metadata" ; <[1 x { }*]*> [#uses=1]
@llvm.dbg.composite20 = internal constant %llvm.dbg.composite.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 0, i64 0, i64 0, i32 0, { }* null, { }* bitcast ([1 x { }*]* @llvm.dbg.array19 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@.str21 = internal constant [5 x i8] c"main\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
@llvm.dbg.subprogram22 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([5 x i8]* @.str21, i32 0, i32 0), i8* getelementptr ([5 x i8]* @.str21, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 14, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite20 to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@.str23 = internal constant [4 x i8] c"fib\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.variable24 = internal constant %llvm.dbg.variable.type { i32 459008, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram22 to { }*), i8* getelementptr ([4 x i8]* @.str23, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 15, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite11 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
define void @_ZN10Fibonancci3fooEi(%struct.Fibonancci* %this, i32 %i) nounwind {
entry:
%this_addr = alloca %struct.Fibonancci* ; <%struct.Fibonancci**> [#uses=3]
%i_addr = alloca i32 ; <i32*> [#uses=3]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram14 to { }*))
%0 = bitcast %struct.Fibonancci** %this_addr to { }* ; <{ }*> [#uses=1]
call void @llvm.dbg.declare({ }* %0, { }* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable to { }*))
store %struct.Fibonancci* %this, %struct.Fibonancci** %this_addr
%1 = bitcast i32* %i_addr to { }* ; <{ }*> [#uses=1]
call void @llvm.dbg.declare({ }* %1, { }* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable18 to { }*))
store i32 %i, i32* %i_addr
call void @llvm.dbg.stoppoint(i32 11, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%2 = load %struct.Fibonancci** %this_addr, align 4 ; <%struct.Fibonancci*> [#uses=1]
%3 = getelementptr %struct.Fibonancci* %2, i32 0, i32 0 ; <i32*> [#uses=1]
%4 = load i32* %i_addr, align 4 ; <i32> [#uses=1]
store i32 %4, i32* %3, align 4
call void @llvm.dbg.stoppoint(i32 12, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
br label %return
return: ; preds = %entry
call void @llvm.dbg.stoppoint(i32 12, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram14 to { }*))
ret void
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.declare({ }*, { }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind
define i32 @main() nounwind {
entry:
%retval = alloca i32 ; <i32*> [#uses=2]
%fib = alloca %struct.Fibonancci ; <%struct.Fibonancci*> [#uses=2]
%0 = alloca i32 ; <i32*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram22 to { }*))
%1 = bitcast %struct.Fibonancci* %fib to { }* ; <{ }*> [#uses=1]
call void @llvm.dbg.declare({ }* %1, { }* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable24 to { }*))
call void @llvm.dbg.stoppoint(i32 16, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @_ZN10Fibonancci3fooEi(%struct.Fibonancci* %fib, i32 42) nounwind
call void @llvm.dbg.stoppoint(i32 17, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
store i32 0, i32* %0, align 4
%2 = load i32* %0, align 4 ; <i32> [#uses=1]
store i32 %2, i32* %retval, align 4
br label %return
return: ; preds = %entry
%retval1 = load i32* %retval ; <i32> [#uses=1]
call void @llvm.dbg.stoppoint(i32 17, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram22 to { }*))
ret i32 %retval1
}

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; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep stoppoint | count 3
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
target triple = "i386-pc-linux-gnu"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i1, i8*, i32 }
%llvm.dbg.composite.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }*, i32 }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
%llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [8 x i8] c"brach.c\00", section "llvm.metadata" ; <[8 x i8]*> [#uses=1]
@.str1 = internal constant [38 x i8] c"/developer/home2/zsth/test/debug/tmp/\00", section "llvm.metadata" ; <[38 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5641) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([8 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([38 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null, i32 -1 }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@.str3 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@llvm.dbg.array = internal constant [2 x { }*] [{ }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*)], section "llvm.metadata" ; <[2 x { }*]*> [#uses=1]
@llvm.dbg.composite = internal constant %llvm.dbg.composite.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 0, i64 0, i64 0, i32 0, { }* null, { }* bitcast ([2 x { }*]* @llvm.dbg.array to { }*), i32 0 }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str4 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@.str5 = internal constant [2 x i8] c"x\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 459009, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=0]
define i32 @foo(i32 %x) nounwind {
entry:
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.stoppoint(i32 2, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%0 = icmp sgt i32 %x, 5 ; <i1> [#uses=1]
%.0 = select i1 %0, i32 %x, i32 0 ; <i32> [#uses=1]
call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
ret i32 %.0
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.declare({ }*, { }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind

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; RUN: llvm-as < %s | opt -instcombine | llvm-dis | %prcontext sdiv 1 | grep {stoppoint(i32 2}
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | %prcontext add 1 | grep {stoppoint(i32 3}
; ModuleID = 'sink.c'
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.6"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8*, i1, i1, i8*, i32 }
%llvm.dbg.composite.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }*, i32 }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
%llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [7 x i8] c"sink.c\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
@.str1 = internal constant [23 x i8] c"/Volumes/MacOS9/tests/\00", section "llvm.metadata" ; <[23 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5641) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([7 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([23 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null, i32 0 }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@.str3 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@llvm.dbg.array = internal constant [4 x { }*] [{ }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*)], section "llvm.metadata" ; <[4 x { }*]*> [#uses=1]
@llvm.dbg.composite = internal constant %llvm.dbg.composite.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 0, i64 0, i64 0, i32 0, { }* null, { }* bitcast ([4 x { }*]* @llvm.dbg.array to { }*), i32 0 }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str4 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, { }* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@.str5 = internal constant [2 x i8] c"c\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 459009, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@.str6 = internal constant [2 x i8] c"a\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.variable7 = internal constant %llvm.dbg.variable.type { i32 459009, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str6, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@.str8 = internal constant [2 x i8] c"b\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.variable9 = internal constant %llvm.dbg.variable.type { i32 459009, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str8, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
define i32 @foo(i32 %c, i32 %a, i32 %b) nounwind {
entry:
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
call void @llvm.dbg.stoppoint(i32 2, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%tmp.2 = sdiv i32 %a, %b ; <i32> [#uses=1]
call void @llvm.dbg.stoppoint(i32 3, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%tmp.9 = add i32 %b, %a ; <i32> [#uses=1]
call void @llvm.dbg.stoppoint(i32 4, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%tmp.10 = icmp ne i32 %c, 0 ; <i1> [#uses=1]
br i1 %tmp.10, label %bb, label %bb1
bb: ; preds = %entry
call void @llvm.dbg.stoppoint(i32 5, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
ret i32 %tmp.9
bb1: ; preds = %entry
call void @llvm.dbg.stoppoint(i32 7, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
ret i32 %tmp.2
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.declare({ }*, { }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind

47
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; RUN: llvm-as < %s | llc | grep DWARF
; ModuleID = 'foo.c'
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin8"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8* }
%llvm.dbg.global_variable.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1, { }* }
@x = common global i32 0 ; <i32*> [#uses=1]
@llvm.dbg.global_variable = internal constant %llvm.dbg.global_variable.type {
i32 393268,
{ }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.global_variables to { }*),
{ }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*),
i8* getelementptr ([2 x i8]* @.str3, i32 0, i32 0),
i8* getelementptr ([2 x i8]* @.str3, i32 0, i32 0),
i8* null,
{ }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*),
i32 1,
{ }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*),
i1 false,
i1 true,
{ }* bitcast (i32* @x to { }*) }, section "llvm.metadata" ; <%llvm.dbg.global_variable.type*> [#uses=0]
@llvm.dbg.global_variables = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 52 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type {
i32 393233,
{ }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*),
i32 1,
i8* getelementptr ([6 x i8]* @.str, i32 0, i32 0),
i8* getelementptr ([23 x i8]* @.str1, i32 0, i32 0),
i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [6 x i8] c"foo.c\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1]
@.str1 = internal constant [23 x i8] c"/Volumes/MacOS9/tests/\00", section "llvm.metadata" ; <[23 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5555) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@.str3 = internal constant [2 x i8] c"x\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type {
i32 393252,
{ }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*),
i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0),
{ }* null,
i32 0,
i64 32,
i64 32,
i64 0,
i32 0,
i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@.str4 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]

49
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; RUN: llvm-as < %s | llc -O0 | %prcontext ST 1 | grep 0x1 | count 1
target triple = "i386-apple-darwin9.6"
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8* }
%llvm.dbg.compositetype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }* }
%llvm.dbg.derivedtype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }* }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
%llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
%struct.ST = type opaque
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 393262, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 3, { }* null, i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 393233, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 1, i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([36 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 393216, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [4 x i8] c"t.c\00", section "llvm.metadata" ; <[20 x i8]*> [#uses=1]
@.str1 = internal constant [36 x i8] c"/Users/echeng/LLVM/radars/r6395152/\00", section "llvm.metadata" ; <[36 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5628) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@.str3 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 393473, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([2 x i8]* @.str4, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 3, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@.str4 = internal constant [2 x i8] c"x\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.derivedtype = internal constant %llvm.dbg.derivedtype.type { i32 393231, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 0, i64 32, i64 32, i64 0, i32 0, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.compositetype = internal constant %llvm.dbg.compositetype.type { i32 393235, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([3 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, i64 0, i64 8, i64 0, i32 4, { }* null, { }* bitcast ([0 x { }*]* @llvm.dbg.array to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@.str5 = internal constant [3 x i8] c"ST\00", section "llvm.metadata" ; <[3 x i8]*> [#uses=1]
@llvm.dbg.array = internal constant [0 x { }*] zeroinitializer, section "llvm.metadata" ; <[0 x { }*]*> [#uses=1]
define void @foo(%struct.ST* %x1) nounwind {
entry:
%x_addr = alloca %struct.ST* ; <%struct.ST**> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
%x = bitcast %struct.ST** %x_addr to { }* ; <{ }*> [#uses=1]
call void @llvm.dbg.declare({ }* %x, { }* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable to { }*))
store %struct.ST* %x1, %struct.ST** %x_addr
call void @llvm.dbg.stoppoint(i32 4, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
br label %return
return: ; preds = %entry
call void @llvm.dbg.stoppoint(i32 4, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
ret void
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.declare({ }*, { }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind

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llvm/test/DebugInfo/printdbginfo.ll Normal file
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; RUN: llvm-as < %s | opt -print-dbginfo -disable-output > %t1
; RUN: %prcontext {function name: Bar::bar return type: int at line 12} 1 < %t1 | grep {(tst.cpp:14)}
; RUN: %prcontext {%%tmp1} 1 < %t1 | grep -E {variable tmp.+at tst.cpp:23}
; RUN: %prcontext {; tst.cpp:24} 2 < %t1 | grep {%%6}
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, { }*, i32, i8*, i8*, i8* }
%llvm.dbg.compositetype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }*, { }* }
%llvm.dbg.derivedtype.type = type { i32, { }*, i8*, { }*, i32, i64, i64, i64, i32, { }* }
%llvm.dbg.subprogram.type = type { i32, { }*, { }*, i8*, i8*, i8*, { }*, i32, { }*, i1, i1 }
%llvm.dbg.variable.type = type { i32, { }*, i8*, { }*, i32, { }* }
%struct.Bar = type { %struct.Foo, i32 }
%struct.Foo = type { i32 }
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* getelementptr ([9 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([14 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 12, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 45872, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to { }*), i32 4, i8* getelementptr ([8 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([13 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0) }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 45872, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [8 x i8] c"tst.cpp\00", section "llvm.metadata" ; <[8 x i8]*> [#uses=1]
@.str1 = internal constant [13 x i8] c"/home/edwin/\00", section "llvm.metadata" ; <[13 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5623) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@.str3 = internal constant [4 x i8] c"bar\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@.str4 = internal constant [9 x i8] c"Bar::bar\00", section "llvm.metadata" ; <[9 x i8]*> [#uses=1]
@.str5 = internal constant [14 x i8] c"_ZN3Bar3barEv\00", section "llvm.metadata" ; <[14 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str6, i32 0, i32 0), { }* null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@.str6 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 459009, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([5 x i8]* @.str7, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 12, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=0]
@.str7 = internal constant [5 x i8] c"this\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
@llvm.dbg.derivedtype = internal constant %llvm.dbg.derivedtype.type { i32 458767, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 64, i64 64, i64 0, i32 0, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.compositetype = internal constant %llvm.dbg.compositetype.type { i32 458771, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str8, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 5, i64 64, i64 32, i64 0, i32 0, { }* null, { }* bitcast ([5 x { }*]* @llvm.dbg.array36 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@.str8 = internal constant [4 x i8] c"Bar\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.derivedtype9 = internal constant %llvm.dbg.derivedtype.type { i32 458780, { }* null, i8* null, { }* null, i32 0, i64 0, i64 0, i64 0, i32 0, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype10 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.compositetype10 = internal constant %llvm.dbg.compositetype.type { i32 458771, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str11, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 1, i64 32, i64 32, i64 0, i32 0, { }* null, { }* bitcast ([3 x { }*]* @llvm.dbg.array22 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@.str11 = internal constant [4 x i8] c"Foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.derivedtype12 = internal constant %llvm.dbg.derivedtype.type { i32 458765, { }* null, i8* getelementptr ([7 x i8]* @.str13, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 2, i64 32, i64 32, i64 0, i32 0, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@.str13 = internal constant [7 x i8] c"FooVar\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
@llvm.dbg.subprogram14 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str11, i32 0, i32 0), i8* getelementptr ([9 x i8]* @.str15, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 12, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype16 to { }*), i1 false, i1 false }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@.str15 = internal constant [9 x i8] c"Foo::Foo\00", section "llvm.metadata" ; <[9 x i8]*> [#uses=1]
@llvm.dbg.compositetype16 = internal constant %llvm.dbg.compositetype.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 8, i64 8, i64 0, i32 0, { }* null, { }* bitcast ([3 x { }*]* @llvm.dbg.array to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@llvm.dbg.derivedtype17 = internal constant %llvm.dbg.derivedtype.type { i32 458767, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 64, i64 64, i64 0, i32 0, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype10 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.derivedtype18 = internal constant %llvm.dbg.derivedtype.type { i32 458768, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 64, i64 64, i64 0, i32 0, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype10 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.array = internal constant [3 x { }*] [ { }* null, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype17 to { }*), { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype18 to { }*) ], section "llvm.metadata" ; <[3 x { }*]*> [#uses=1]
@llvm.dbg.subprogram19 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str11, i32 0, i32 0), i8* getelementptr ([9 x i8]* @.str15, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 12, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype20 to { }*), i1 false, i1 false }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.compositetype20 = internal constant %llvm.dbg.compositetype.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 8, i64 8, i64 0, i32 0, { }* null, { }* bitcast ([2 x { }*]* @llvm.dbg.array21 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@llvm.dbg.array21 = internal constant [2 x { }*] [ { }* null, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype17 to { }*) ], section "llvm.metadata" ; <[2 x { }*]*> [#uses=1]
@llvm.dbg.array22 = internal constant [3 x { }*] [ { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype12 to { }*), { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram14 to { }*), { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram19 to { }*) ], section "llvm.metadata" ; <[3 x { }*]*> [#uses=1]
@llvm.dbg.derivedtype23 = internal constant %llvm.dbg.derivedtype.type { i32 458765, { }* null, i8* getelementptr ([7 x i8]* @.str24, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 6, i64 32, i64 32, i64 32, i32 1, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@.str24 = internal constant [7 x i8] c"BarVar\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
@llvm.dbg.subprogram25 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str8, i32 0, i32 0), i8* getelementptr ([9 x i8]* @.str26, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 12, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype27 to { }*), i1 false, i1 false }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@.str26 = internal constant [9 x i8] c"Bar::Bar\00", section "llvm.metadata" ; <[9 x i8]*> [#uses=1]
@llvm.dbg.compositetype27 = internal constant %llvm.dbg.compositetype.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 8, i64 8, i64 0, i32 0, { }* null, { }* bitcast ([3 x { }*]* @llvm.dbg.array29 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@llvm.dbg.derivedtype28 = internal constant %llvm.dbg.derivedtype.type { i32 458768, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 64, i64 64, i64 0, i32 0, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.array29 = internal constant [3 x { }*] [ { }* null, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*), { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype28 to { }*) ], section "llvm.metadata" ; <[3 x { }*]*> [#uses=1]
@llvm.dbg.subprogram30 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str8, i32 0, i32 0), i8* getelementptr ([9 x i8]* @.str26, i32 0, i32 0), i8* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 12, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype31 to { }*), i1 false, i1 false }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.compositetype31 = internal constant %llvm.dbg.compositetype.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 8, i64 8, i64 0, i32 0, { }* null, { }* bitcast ([2 x { }*]* @llvm.dbg.array32 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@llvm.dbg.array32 = internal constant [2 x { }*] [ { }* null, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*) ], section "llvm.metadata" ; <[2 x { }*]*> [#uses=1]
@llvm.dbg.subprogram33 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* null, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), i8* getelementptr ([9 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([14 x i8]* @.str5, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 12, { }* bitcast (%llvm.dbg.compositetype.type* @llvm.dbg.compositetype34 to { }*), i1 false, i1 false }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@llvm.dbg.compositetype34 = internal constant %llvm.dbg.compositetype.type { i32 458773, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* null, { }* null, i32 0, i64 8, i64 8, i64 0, i32 0, { }* null, { }* bitcast ([2 x { }*]* @llvm.dbg.array35 to { }*) }, section "llvm.metadata" ; <%llvm.dbg.compositetype.type*> [#uses=1]
@llvm.dbg.array35 = internal constant [2 x { }*] [ { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*), { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*) ], section "llvm.metadata" ; <[2 x { }*]*> [#uses=1]
@llvm.dbg.array36 = internal constant [5 x { }*] [ { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype9 to { }*), { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype23 to { }*), { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram25 to { }*), { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram30 to { }*), { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram33 to { }*) ], section "llvm.metadata" ; <[5 x { }*]*> [#uses=1]
@llvm.dbg.variable37 = internal constant %llvm.dbg.variable.type { i32 459008, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*), i8* getelementptr ([4 x i8]* @.str38, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 15, { }* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=0]
@.str38 = internal constant [4 x i8] c"tmp\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.subprogram39 = internal constant %llvm.dbg.subprogram.type { i32 458798, { }* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to { }*), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i8* getelementptr ([7 x i8]* @.str40, i32 0, i32 0), i8* getelementptr ([7 x i8]* @.str40, i32 0, i32 0), i8* getelementptr ([11 x i8]* @.str41, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 21, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@.str40 = internal constant [7 x i8] c"foobar\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
@.str41 = internal constant [11 x i8] c"_Z6foobarv\00", section "llvm.metadata" ; <[11 x i8]*> [#uses=1]
@llvm.dbg.variable42 = internal constant %llvm.dbg.variable.type { i32 459008, { }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram39 to { }*), i8* getelementptr ([4 x i8]* @.str38, i32 0, i32 0), { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*), i32 23, { }* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to { }*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=0]
define i32 @_ZN3Bar3barEv(%struct.Bar* %this1) nounwind {
entry:
tail call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
tail call void @llvm.dbg.stoppoint(i32 14, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%0 = getelementptr %struct.Bar* %this1, i64 0, i32 0, i32 0 ; <i32*> [#uses=1]
%1 = load i32* %0, align 4 ; <i32> [#uses=1]
%2 = icmp sgt i32 %1, 0 ; <i1> [#uses=1]
br i1 %2, label %bb, label %bb3
bb: ; preds = %entry
%3 = getelementptr %struct.Bar* %this1, i64 0, i32 1 ; <i32*> [#uses=1]
%4 = load i32* %3, align 4 ; <i32> [#uses=1]
%5 = shl i32 %4, 1 ; <i32> [#uses=1]
tail call void @llvm.dbg.stoppoint(i32 16, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
br label %bb4
bb3: ; preds = %entry
tail call void @llvm.dbg.stoppoint(i32 18, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
br label %bb4
bb4: ; preds = %bb3, %bb
%.0 = phi i32 [ 0, %bb3 ], [ %5, %bb ] ; <i32> [#uses=1]
tail call void @llvm.dbg.stoppoint(i32 18, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
tail call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to { }*))
ret i32 %.0
}
declare void @llvm.dbg.func.start({ }*) nounwind
declare void @llvm.dbg.declare({ }*, { }*) nounwind
declare void @llvm.dbg.stoppoint(i32, i32, { }*) nounwind
declare void @llvm.dbg.region.end({ }*) nounwind
define %struct.Bar* @_Z6foobarv() {
entry:
%retval = alloca %struct.Bar* ; <%struct.Bar**> [#uses=2]
%tmp = alloca %struct.Bar* ; <%struct.Bar**> [#uses=3]
%0 = alloca %struct.Bar* ; <%struct.Bar**> [#uses=2]
%1 = alloca %struct.Bar* ; <%struct.Bar**> [#uses=3]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram39 to { }*))
%tmp1 = bitcast %struct.Bar** %tmp to { }* ; <{ }*> [#uses=1]
call void @llvm.dbg.declare({ }* %tmp1, { }* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable42 to { }*))
call void @llvm.dbg.stoppoint(i32 23, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%2 = call i8* @_Znwm(i64 8) ; <i8*> [#uses=1]
%3 = bitcast i8* %2 to %struct.Bar* ; <%struct.Bar*> [#uses=1]
store %struct.Bar* %3, %struct.Bar** %1, align 8
%4 = load %struct.Bar** %1, align 8 ; <%struct.Bar*> [#uses=1]
call void @_ZN3BarC1Ev(%struct.Bar* %4) nounwind
%5 = load %struct.Bar** %1, align 8 ; <%struct.Bar*> [#uses=1]
store %struct.Bar* %5, %struct.Bar** %tmp, align 8
call void @llvm.dbg.stoppoint(i32 24, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
%6 = load %struct.Bar** %tmp, align 8 ; <%struct.Bar*> [#uses=1]
store %struct.Bar* %6, %struct.Bar** %0, align 8
%7 = load %struct.Bar** %0, align 8 ; <%struct.Bar*> [#uses=1]
store %struct.Bar* %7, %struct.Bar** %retval, align 8
br label %return
return: ; preds = %entry
%retval2 = load %struct.Bar** %retval ; <%struct.Bar*> [#uses=1]
call void @llvm.dbg.stoppoint(i32 24, i32 0, { }* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to { }*))
call void @llvm.dbg.region.end({ }* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram39 to { }*))
ret %struct.Bar* %retval2
}
declare i8* @_Znwm(i64)
declare void @_ZN3BarC1Ev(%struct.Bar*) nounwind

74
llvm/test/DebugInfo/printdbginfo2.ll Normal file
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@ -0,0 +1,74 @@
; RUN: llvm-as < %s | opt -print-dbginfo -disable-output > %t1
; RUN: grep {%b is variable b of type x declared at x.c:7} %t1
; RUN: grep {%2 is variable b of type x declared at x.c:7} %t1
; RUN: grep {@c.1442 is variable c of type int declared at x.c:4} %t1
type { } ; type %0
%llvm.dbg.anchor.type = type { i32, i32 }
%llvm.dbg.basictype.type = type { i32, %0*, i8*, %0*, i32, i64, i64, i64, i32, i32 }
%llvm.dbg.compile_unit.type = type { i32, %0*, i32, i8*, i8*, i8*, i1, i1, i8*, i32 }
%llvm.dbg.composite.type = type { i32, %0*, i8*, %0*, i32, i64, i64, i64, i32, %0*, %0*, i32 }
%llvm.dbg.derivedtype.type = type { i32, %0*, i8*, %0*, i32, i64, i64, i64, i32, %0* }
%llvm.dbg.global_variable.type = type { i32, %0*, %0*, i8*, i8*, i8*, %0*, i32, %0*, i1, i1, %0* }
%llvm.dbg.subprogram.type = type { i32, %0*, %0*, i8*, i8*, i8*, %0*, i32, %0*, i1, i1 }
%llvm.dbg.subrange.type = type { i32, i64, i64 }
%llvm.dbg.variable.type = type { i32, %0*, i8*, %0*, i32, %0* }
%struct..0x = type { i32 }
@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str = internal constant [4 x i8] c"x.c\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@.str1 = internal constant [27 x i8] c"/home/edwin/llvm-svn/llvm/\00", section "llvm.metadata" ; <[27 x i8]*> [#uses=1]
@.str2 = internal constant [52 x i8] c"4.2.1 (Based on Apple Inc. build 5641) (LLVM build)\00", section "llvm.metadata" ; <[52 x i8]*> [#uses=1]
@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, %0* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to %0*), i32 1, i8* getelementptr ([4 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([27 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([52 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null, i32 0 }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
@.str3 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
@llvm.dbg.array = internal constant [1 x %0*] [%0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*)], section "llvm.metadata" ; <[1 x %0*]*> [#uses=1]
@llvm.dbg.composite = internal constant %llvm.dbg.composite.type { i32 458773, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* null, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 0, i64 0, i64 0, i64 0, i32 0, %0* null, %0* bitcast ([1 x %0*]* @llvm.dbg.array to %0*), i32 0 }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str4 = internal constant [5 x i8] c"main\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, %0* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to %0*), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* getelementptr ([5 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([5 x i8]* @.str4, i32 0, i32 0), i8* null, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 2, %0* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite to %0*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
@.str5 = internal constant [2 x i8] c"x\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@.str7 = internal constant [2 x i8] c"a\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.derivedtype = internal constant %llvm.dbg.derivedtype.type { i32 458765, %0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*), i8* getelementptr ([2 x i8]* @.str7, i32 0, i32 0), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 6, i64 32, i64 32, i64 0, i32 0, %0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*) }, section "llvm.metadata" ; <%llvm.dbg.derivedtype.type*> [#uses=1]
@llvm.dbg.array8 = internal constant [1 x %0*] [%0* bitcast (%llvm.dbg.derivedtype.type* @llvm.dbg.derivedtype to %0*)], section "llvm.metadata" ; <[1 x %0*]*> [#uses=1]
@llvm.dbg.composite9 = internal constant %llvm.dbg.composite.type { i32 458771, %0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 5, i64 32, i64 32, i64 0, i32 0, %0* null, %0* bitcast ([1 x %0*]* @llvm.dbg.array8 to %0*), i32 0 }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@.str10 = internal constant [2 x i8] c"b\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 459008, %0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*), i8* getelementptr ([2 x i8]* @.str10, i32 0, i32 0), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 7, %0* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite9 to %0*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@llvm.dbg.subrange = internal constant %llvm.dbg.subrange.type { i32 458785, i64 0, i64 3 }, section "llvm.metadata" ; <%llvm.dbg.subrange.type*> [#uses=1]
@llvm.dbg.array11 = internal constant [1 x %0*] [%0* bitcast (%llvm.dbg.subrange.type* @llvm.dbg.subrange to %0*)], section "llvm.metadata" ; <[1 x %0*]*> [#uses=1]
@llvm.dbg.composite12 = internal constant %llvm.dbg.composite.type { i32 458753, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* null, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 0, i64 128, i64 32, i64 0, i32 0, %0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*), %0* bitcast ([1 x %0*]* @llvm.dbg.array11 to %0*), i32 0 }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
@llvm.dbg.variable13 = internal constant %llvm.dbg.variable.type { i32 459008, %0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*), i8* getelementptr ([2 x i8]* @.str7, i32 0, i32 0), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 3, %0* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite12 to %0*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
@c.1442 = internal global i32 5 ; <i32*> [#uses=2]
@llvm.dbg.global_variables = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 52 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
@.str14 = internal constant [7 x i8] c"c.1442\00", section "llvm.metadata" ; <[7 x i8]*> [#uses=1]
@.str15 = internal constant [2 x i8] c"c\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
@llvm.dbg.global_variable = internal constant %llvm.dbg.global_variable.type { i32 458804, %0* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.global_variables to %0*), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* getelementptr ([7 x i8]* @.str14, i32 0, i32 0), i8* getelementptr ([2 x i8]* @.str15, i32 0, i32 0), i8* null, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 4, %0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*), i1 true, i1 true, %0* bitcast (i32* @c.1442 to %0*) }, section "llvm.metadata" ; <%llvm.dbg.global_variable.type*> [#uses=0]
define i32 @main() nounwind {
entry:
%b = alloca %struct..0x ; <%struct..0x*> [#uses=2]
%a = alloca [4 x i32] ; <[4 x i32]*> [#uses=1]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.func.start(%0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*))
%0 = bitcast %struct..0x* %b to %0* ; <%0*> [#uses=1]
call void @llvm.dbg.declare(%0* %0, %0* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable to %0*))
%1 = bitcast [4 x i32]* %a to %0* ; <%0*> [#uses=1]
call void @llvm.dbg.declare(%0* %1, %0* bitcast (%llvm.dbg.variable.type* @llvm.dbg.variable13 to %0*))
call void @llvm.dbg.stoppoint(i32 8, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
%2 = getelementptr %struct..0x* %b, i32 0, i32 0 ; <i32*> [#uses=1]
store i32 5, i32* %2, align 4
call void @llvm.dbg.stoppoint(i32 9, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
%3 = load i32* @c.1442, align 4 ; <i32> [#uses=1]
br label %return
return: ; preds = %entry
call void @llvm.dbg.stoppoint(i32 9, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
call void @llvm.dbg.region.end(%0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*))
ret i32 %3
}
declare void @llvm.dbg.func.start(%0*) nounwind readnone
declare void @llvm.dbg.declare(%0*, %0*) nounwind readnone
declare void @llvm.dbg.stoppoint(i32, i32, %0*) nounwind readnone
declare void @llvm.dbg.region.end(%0*) nounwind readnone

5
llvm/test/FrontendC++/2009-02-16-AnonTypedef-Dbg.cpp Normal file
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@ -0,0 +1,5 @@
// Test on debug info to make sure that anon typedef info is emitted.
// RUN: %llvmgcc -S --emit-llvm -x c++ -g %s -o - | grep composite
typedef struct { int a; long b; } foo;
foo x;

13
llvm/test/FrontendObjC/2009-02-17-RunTimeVer-dbg.m Normal file
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@ -0,0 +1,13 @@
// RUN: %llvmgcc -x objective-c -S %s -g --emit-llvm -o - | grep "dbg.compile_unit =" | grep "null, i32"
// Last parameter represent i32 runtime version id. The previous paramenter
// encodes command line flags when certain env. variables are set. In this
// example it is the only compile_unit parameter that is null. This test case
// tests existence of new additional compile_unit parameter to encode
// Objective-C runtime version number.
@interface foo
@end
@implementation foo
@end
void fn(foo *f) {}

2
llvm/test/Transforms/SimplifyCFG/dbginfo.ll
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@ -1,3 +1,5 @@
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep region | count 2
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep func.start | count 2
; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | not grep "br label"
%llvm.dbg.anchor.type = type { i32, i32 }