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Merging dwarf info to a single compile unit.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31593 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-11-09 14:52:14 +00:00
parent f819a4999a
commit 5496f01465
1 changed files with 104 additions and 117 deletions
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75
lib/CodeGen/DwarfWriter.cpp
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@@ -438,10 +438,11 @@ public:
/// Profile - Used to gather unique data for the value folding set.
///
virtual void Profile(FoldingSetNodeID &ID) {
static void Profile(FoldingSetNodeID &ID, unsigned Integer) {
ID.AddInteger(isInteger);
ID.AddInteger(Integer);
}
virtual void Profile(FoldingSetNodeID &ID) { Profile(ID, Integer); }
#ifndef NDEBUG
virtual void print(std::ostream &O) {
@@ -476,10 +477,11 @@ public:
/// Profile - Used to gather unique data for the value folding set.
///
virtual void Profile(FoldingSetNodeID &ID) {
static void Profile(FoldingSetNodeID &ID, const std::string &String) {
ID.AddInteger(isString);
ID.AddString(String);
}
virtual void Profile(FoldingSetNodeID &ID) { Profile(ID, String); }
#ifndef NDEBUG
virtual void print(std::ostream &O) {
@@ -512,10 +514,11 @@ public:
/// Profile - Used to gather unique data for the value folding set.
///
virtual void Profile(FoldingSetNodeID &ID) {
static void Profile(FoldingSetNodeID &ID, const DWLabel &Label) {
ID.AddInteger(isLabel);
Label.Profile(ID);
}
virtual void Profile(FoldingSetNodeID &ID) { Profile(ID, Label); }
#ifndef NDEBUG
virtual void print(std::ostream &O) {
@@ -549,10 +552,11 @@ public:
/// Profile - Used to gather unique data for the value folding set.
///
virtual void Profile(FoldingSetNodeID &ID) {
static void Profile(FoldingSetNodeID &ID, const std::string &Label) {
ID.AddInteger(isAsIsLabel);
ID.AddString(Label);
}
virtual void Profile(FoldingSetNodeID &ID) { Profile(ID, Label); }
#ifndef NDEBUG
virtual void print(std::ostream &O) {
@@ -586,11 +590,13 @@ public:
/// Profile - Used to gather unique data for the value folding set.
///
virtual void Profile(FoldingSetNodeID &ID){
static void Profile(FoldingSetNodeID &ID, const DWLabel &LabelHi,
const DWLabel &LabelLo) {
ID.AddInteger(isDelta);
LabelHi.Profile(ID);
LabelLo.Profile(ID);
}
virtual void Profile(FoldingSetNodeID &ID) { Profile(ID, LabelHi, LabelLo); }
#ifndef NDEBUG
virtual void print(std::ostream &O) {
@@ -628,6 +634,10 @@ public:
/// Profile - Used to gather unique data for the value folding set.
///
static void Profile(FoldingSetNodeID &ID, DIE *Entry) {
ID.AddInteger(isEntry);
ID.AddPointer(Entry);
}
virtual void Profile(FoldingSetNodeID &ID) {
ID.AddInteger(isEntry);
@@ -1145,7 +1155,7 @@ public:
if (Entry) {
FoldingSetNodeID ID;
ID.AddPointer(Entry);
DIEntry::Profile(ID, Entry);
void *Where;
Value = static_cast<DIEntry *>(ValuesSet.FindNodeOrInsertPos(ID, Where));
@@ -1176,7 +1186,7 @@ public:
if (!Form) Form = DIEInteger::BestForm(false, Integer);
FoldingSetNodeID ID;
ID.AddInteger(Integer);
DIEInteger::Profile(ID, Integer);
void *Where;
DIEValue *Value = ValuesSet.FindNodeOrInsertPos(ID, Where);
if (!Value) {
@@ -1194,7 +1204,7 @@ public:
if (!Form) Form = DIEInteger::BestForm(true, Integer);
FoldingSetNodeID ID;
ID.AddInteger((uint64_t)Integer);
DIEInteger::Profile(ID, (uint64_t)Integer);
void *Where;
DIEValue *Value = ValuesSet.FindNodeOrInsertPos(ID, Where);
if (!Value) {
@@ -1211,7 +1221,7 @@ public:
void AddString(DIE *Die, unsigned Attribute, unsigned Form,
const std::string &String) {
FoldingSetNodeID ID;
ID.AddString(String);
DIEString::Profile(ID, String);
void *Where;
DIEValue *Value = ValuesSet.FindNodeOrInsertPos(ID, Where);
if (!Value) {
@@ -1228,7 +1238,7 @@ public:
void AddLabel(DIE *Die, unsigned Attribute, unsigned Form,
const DWLabel &Label) {
FoldingSetNodeID ID;
Label.Profile(ID);
DIEDwarfLabel::Profile(ID, Label);
void *Where;
DIEValue *Value = ValuesSet.FindNodeOrInsertPos(ID, Where);
if (!Value) {
@@ -1245,7 +1255,7 @@ public:
void AddObjectLabel(DIE *Die, unsigned Attribute, unsigned Form,
const std::string &Label) {
FoldingSetNodeID ID;
ID.AddString(Label);
DIEObjectLabel::Profile(ID, Label);
void *Where;
DIEValue *Value = ValuesSet.FindNodeOrInsertPos(ID, Where);
if (!Value) {
@@ -1262,8 +1272,7 @@ public:
void AddDelta(DIE *Die, unsigned Attribute, unsigned Form,
const DWLabel &Hi, const DWLabel &Lo) {
FoldingSetNodeID ID;
Hi.Profile(ID);
Lo.Profile(ID);
DIEDelta::Profile(ID, Hi, Lo);
void *Where;
DIEValue *Value = ValuesSet.FindNodeOrInsertPos(ID, Where);
if (!Value) {
@@ -1717,7 +1726,7 @@ private:
// Get the compile unit context.
CompileUnitDesc *UnitDesc =
static_cast<CompileUnitDesc *>(GVD->getContext());
CompileUnit *Unit = FindCompileUnit(UnitDesc);
CompileUnit *Unit = GetBaseCompileUnit();
// Check for pre-existence.
DIE *&Slot = Unit->getDieMapSlotFor(GVD);
@@ -1771,7 +1780,7 @@ private:
// Get the compile unit context.
CompileUnitDesc *UnitDesc =
static_cast<CompileUnitDesc *>(SPD->getContext());
CompileUnit *Unit = FindCompileUnit(UnitDesc);
CompileUnit *Unit = GetBaseCompileUnit();
// Check for pre-existence.
DIE *&Slot = Unit->getDieMapSlotFor(SPD);
@@ -1903,9 +1912,7 @@ private:
SubprogramDesc *SPD = cast<SubprogramDesc>(RootScope->getDesc());
// Get the compile unit context.
CompileUnitDesc *UnitDesc =
static_cast<CompileUnitDesc *>(SPD->getContext());
CompileUnit *Unit = FindCompileUnit(UnitDesc);
CompileUnit *Unit = GetBaseCompileUnit();
// Get the subprogram die.
DIE *SPDie = Unit->getDieMapSlotFor(SPD);
@@ -2066,18 +2073,14 @@ private:
/// SizeAndOffsets - Compute the size and offset of all the DIEs.
///
void SizeAndOffsets() {
// Process each compile unit.
for (unsigned i = 0, N = CompileUnits.size(); i < N; ++i) {
CompileUnit *Unit = CompileUnits[i];
if (Unit->hasContent()) {
// Process base compile unit.
CompileUnit *Unit = GetBaseCompileUnit();
// Compute size of compile unit header
unsigned Offset = sizeof(int32_t) + // Length of Compilation Unit Info
sizeof(int16_t) + // DWARF version number
sizeof(int32_t) + // Offset Into Abbrev. Section
sizeof(int8_t); // Pointer Size (in bytes)
SizeAndOffsetDie(Unit->getDie(), Offset, (i + 1) == N);
}
}
SizeAndOffsetDie(Unit->getDie(), Offset, true);
}
/// EmitFrameMoves - Emit frame instructions to describe the layout of the
@@ -2164,11 +2167,7 @@ private:
// Start debug info section.
Asm->SwitchToDataSection(TAI->getDwarfInfoSection());
// Process each compile unit.
for (unsigned i = 0, N = CompileUnits.size(); i < N; ++i) {
CompileUnit *Unit = CompileUnits[i];
if (Unit->hasContent()) {
CompileUnit *Unit = GetBaseCompileUnit();
DIE *Die = Unit->getDie();
// Emit the compile units header.
EmitLabel("info_begin", Unit->getID());
@@ -2186,11 +2185,9 @@ private:
EmitDIE(Die);
EmitLabel("info_end", Unit->getID());
}
O << "\n";
}
}
/// EmitAbbreviations - Emit the abbreviation section.
///
@@ -2455,11 +2452,8 @@ private:
// Start the dwarf pubnames section.
Asm->SwitchToDataSection(TAI->getDwarfPubNamesSection());
// Process each compile unit.
for (unsigned i = 0, N = CompileUnits.size(); i < N; ++i) {
CompileUnit *Unit = CompileUnits[i];
CompileUnit *Unit = GetBaseCompileUnit();
if (Unit->hasContent()) {
EmitDifference("pubnames_end", Unit->getID(),
"pubnames_begin", Unit->getID());
EOL("Length of Public Names Info");
@@ -2491,8 +2485,6 @@ private:
O << "\n";
}
}
}
/// EmitDebugStr - Emit visible names into a debug str section.
///
@@ -2533,11 +2525,8 @@ private:
// FIXME - Mock up
#if 0
// Process each compile unit.
for (unsigned i = 0, N = CompileUnits.size(); i < N; ++i) {
CompileUnit *Unit = CompileUnits[i];
CompileUnit *Unit = GetBaseCompileUnit();
if (Unit->hasContent()) {
// Don't include size of length
EmitInt32(0x1c); EOL("Length of Address Ranges Info");
@@ -2561,8 +2550,6 @@ private:
EmitInt32(0); EOL("EOM (2)");
O << "\n";
}
}
#endif
}