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Revert r68847. It breaks the build on non-Darwin targets, with this message

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from the assembler:

Error: unknown pseudo-op: `.debug_inlined'


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68863 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-04-11 15:57:04 +00:00
parent 2057532679
commit c6fa3ff0bd
7 changed files with 7 additions and 178 deletions
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7
include/llvm/CodeGen/DwarfWriter.h
View File

@ -94,9 +94,6 @@ public:
/// RecordRegionStart - Indicate the start of a region.
unsigned RecordRegionStart(GlobalVariable *V);
/// RecordRegionStart - Indicate the start of a region.
unsigned RecordRegionStart(GlobalVariable *V, unsigned ID);
/// RecordRegionEnd - Indicate the end of a region.
unsigned RecordRegionEnd(GlobalVariable *V);
@ -110,10 +107,6 @@ public:
/// ShouldEmitDwarfDebug - Returns true if Dwarf debugging declarations should
/// be emitted.
bool ShouldEmitDwarfDebug() const;
//// RecordInlineInfo - Global variable GV is inlined at the location marked
//// by LabelID label.
void RecordInlineInfo(GlobalVariable *GV, unsigned LabelID);
};

9
include/llvm/Target/TargetAsmInfo.h
View File

@ -506,11 +506,7 @@ namespace llvm {
/// DwarfPubTypesSection - Section directive for Dwarf info.
///
const char *DwarfPubTypesSection; // Defaults to ".debug_pubtypes".
/// DwarfDebugInlineSection - Section directive for inline info.
///
const char *DwarfDebugInlineSection; // Defaults to ".debug_inlined"
/// DwarfStrSection - Section directive for Dwarf info.
///
const char *DwarfStrSection; // Defaults to ".debug_str".
@ -884,9 +880,6 @@ namespace llvm {
const char *getDwarfPubTypesSection() const {
return DwarfPubTypesSection;
}
const char *getDwarfDebugInlineSection() const {
return DwarfDebugInlineSection;
}
const char *getDwarfStrSection() const {
return DwarfStrSection;
}

127
lib/CodeGen/AsmPrinter/DwarfWriter.cpp
View File

@ -1252,10 +1252,6 @@ class DwarfDebug : public Dwarf {
/// DbgScopeMap - Tracks the scopes in the current function.
DenseMap<GlobalVariable *, DbgScope *> DbgScopeMap;
/// InlineInfo - Keep track of inlined functions and their location.
/// This information is used to populate debug_inlined section.
DenseMap<GlobalVariable *, SmallVector<unsigned, 4> > InlineInfo;
/// DebugTimer - Timer for the Dwarf debug writer.
Timer *DebugTimer;
@ -2031,18 +2027,15 @@ private:
for (unsigned j = 0, M = Scopes.size(); j < M; ++j) {
// Define the Scope debug information entry.
DbgScope *Scope = Scopes[j];
// FIXME - Ignore inlined functions for the time being.
if (!Scope->getParent()) continue;
unsigned StartID = MMI->MappedLabel(Scope->getStartLabelID());
unsigned EndID = MMI->MappedLabel(Scope->getEndLabelID());
// Ignore empty scopes.
if (StartID == EndID && StartID != 0) continue;
// Do not ignore inlined scope even if it is empty. Inlined scope
// does not have any parent.
if (Scope->getParent()
&& Scope->getScopes().empty() && Scope->getVariables().empty())
continue;
if (Scope->getScopes().empty() && Scope->getVariables().empty()) continue;
if (StartID == ParentStartID && EndID == ParentEndID) {
// Just add stuff to the parent scope.
@ -2788,74 +2781,6 @@ private:
}
}
/// EmitDebugInlineInfo - Emit inline info using following format.
/// Section Header:
/// 1. length of section
/// 2. Dwarf version number
/// 3. address size.
///
/// Entries (one "entry" for each function that was inlined):
///
/// 1. offset into __debug_str section for MIPS linkage name, if exists;
/// otherwise offset into __debug_str for regular function name.
/// 2. offset into __debug_str section for regular function name.
/// 3. an unsigned LEB128 number indicating the number of distinct inlining
/// instances for the function.
///
/// The rest of the entry consists of a {die_offset, low_pc} pair for each
/// inlined instance; the die_offset points to the inlined_subroutine die in
/// the __debug_info section, and the low_pc is the starting address for the
/// inlining instance.
void EmitDebugInlineInfo() {
if (!MainCU)
return;
Asm->SwitchToDataSection(TAI->getDwarfDebugInlineSection());
Asm->EOL();
EmitDifference("debug_inlined_end", 1,
"debug_inlined_begin", 1, true);
Asm->EOL("Length of Debug Inlined Information Entry");
EmitLabel("debug_inlined_begin", 1);
Asm->EmitInt16(DWARF_VERSION); Asm->EOL("Dwarf Version");
Asm->EmitInt8(TD->getPointerSize()); Asm->EOL("Address Size (in bytes)");
for (DenseMap<GlobalVariable *, SmallVector<unsigned, 4> >::iterator
I = InlineInfo.begin(), E = InlineInfo.end(); I != E; ++I) {
GlobalVariable *GV = I->first;
SmallVector<unsigned, 4> &Labels = I->second;
DISubprogram SP(GV);
std::string Name;
std::string LName;
SP.getLinkageName(LName);
SP.getName(Name);
Asm->EmitString(LName.empty() ? Name : LName);
Asm->EOL("MIPS linkage name");
Asm->EmitString(Name); Asm->EOL("Function name");
Asm->EmitULEB128Bytes(Labels.size()); Asm->EOL("Inline count");
for (SmallVector<unsigned, 4>::iterator LI = Labels.begin(),
LE = Labels.end(); LI != LE; ++LI) {
DIE *SP = MainCU->getDieMapSlotFor(GV);
Asm->EmitInt32(SP->getOffset()); Asm->EOL("DIE offset");
if (TD->getPointerSize() == sizeof(int32_t))
O << TAI->getData32bitsDirective();
else
O << TAI->getData64bitsDirective();
PrintLabelName("label", *LI); Asm->EOL("low_pc");
}
}
EmitLabel("debug_inlined_end", 1);
Asm->EOL();
}
/// GetOrCreateSourceID - Look up the source id with the given directory and
/// source file names. If none currently exists, create a new id and insert it
/// in the SourceIds map. This can update DirectoryNames and SourceFileNames maps
@ -3206,9 +3131,6 @@ public:
// Emit info into a debug macinfo section.
EmitDebugMacInfo();
// Emit inline info.
EmitDebugInlineInfo();
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
}
@ -3415,20 +3337,6 @@ public:
return ID;
}
/// RecordRegionStart - Indicate the start of a region.
unsigned RecordRegionStart(GlobalVariable *V, unsigned ID) {
if (TimePassesIsEnabled)
DebugTimer->startTimer();
DbgScope *Scope = getOrCreateScope(V);
if (!Scope->getStartLabelID()) Scope->setStartLabelID(ID);
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
return ID;
}
/// RecordRegionEnd - Indicate the end of a region.
unsigned RecordRegionEnd(GlobalVariable *V) {
if (TimePassesIsEnabled)
@ -3469,23 +3377,6 @@ public:
if (TimePassesIsEnabled)
DebugTimer->stopTimer();
}
//// RecordInlineInfo - Global variable GV is inlined at the location marked
//// by LabelID label.
void RecordInlineInfo(GlobalVariable *GV, unsigned LabelID) {
MMI->RecordUsedDbgLabel(LabelID);
DenseMap<GlobalVariable *, SmallVector<unsigned, 4> >::iterator
I = InlineInfo.find(GV);
if (I == InlineInfo.end()) {
SmallVector<unsigned, 4> Labels;
Labels.push_back(LabelID);
InlineInfo[GV] = Labels;
return;
}
SmallVector<unsigned, 4> &Labels = I->second;
Labels.push_back(LabelID);
}
};
//===----------------------------------------------------------------------===//
@ -4641,11 +4532,6 @@ unsigned DwarfWriter::RecordRegionStart(GlobalVariable *V) {
return DD->RecordRegionStart(V);
}
/// RecordRegionStart - Indicate the start of a region.
unsigned DwarfWriter::RecordRegionStart(GlobalVariable *V, unsigned ID) {
return DD->RecordRegionStart(V, ID);
}
/// RecordRegionEnd - Indicate the end of a region.
unsigned DwarfWriter::RecordRegionEnd(GlobalVariable *V) {
return DD->RecordRegionEnd(V);
@ -4667,10 +4553,3 @@ void DwarfWriter::RecordVariable(GlobalVariable *GV, unsigned FrameIndex) {
bool DwarfWriter::ShouldEmitDwarfDebug() const {
return DD->ShouldEmitDwarfDebug();
}
//// RecordInlineInfo - Global variable GV is inlined at the location marked
//// by LabelID label.
void DwarfWriter::RecordInlineInfo(GlobalVariable *GV, unsigned LabelID) {
DD->RecordInlineInfo(GV, LabelID);
}

18
lib/CodeGen/SelectionDAG/FastISel.cpp
View File

@ -372,23 +372,11 @@ bool FastISel::SelectCall(User *I) {
// Record the source line.
unsigned Line = Subprogram.getLineNumber();
unsigned LabelID = DW->RecordSourceLine(Line, 0, SrcFile);
DW->RecordSourceLine(Line, 0, SrcFile);
setCurDebugLoc(DebugLoc::get(MF.getOrCreateDebugLocID(SrcFile, Line, 0)));
std::string SPName;
Subprogram.getLinkageName(SPName);
if (!SPName.empty()
&& strcmp(SPName.c_str(), MF.getFunction()->getNameStart())) {
// This is a beginning of inlined function.
DW->RecordRegionStart(cast<GlobalVariable>(FSI->getSubprogram()),
LabelID);
const TargetInstrDesc &II = TII.get(TargetInstrInfo::DBG_LABEL);
BuildMI(MBB, DL, II).addImm(LabelID);
DW->RecordInlineInfo(Subprogram.getGV(), LabelID);
} else {
// llvm.dbg.func_start also defines beginning of function scope.
DW->RecordRegionStart(cast<GlobalVariable>(FSI->getSubprogram()));
}
// llvm.dbg.func_start also defines beginning of function scope.
DW->RecordRegionStart(cast<GlobalVariable>(FSI->getSubprogram()));
}
return true;

22
lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
View File

@ -3955,18 +3955,6 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
DwarfWriter *DW = DAG.getDwarfWriter();
DbgRegionEndInst &REI = cast<DbgRegionEndInst>(I);
if (DW && DW->ValidDebugInfo(REI.getContext())) {
MachineFunction &MF = DAG.getMachineFunction();
DISubprogram Subprogram(cast<GlobalVariable>(REI.getContext()));
std::string SPName;
Subprogram.getLinkageName(SPName);
if (!SPName.empty()
&& strcmp(SPName.c_str(), MF.getFunction()->getNameStart())) {
// This is end of inlined function. Debugging information for
// inlined function is not handled yet (only supported by FastISel).
return 0;
}
unsigned LabelID =
DW->RecordRegionEnd(cast<GlobalVariable>(REI.getContext()));
if (Fast)
@ -3986,16 +3974,6 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
// what (most?) gdb expects.
MachineFunction &MF = DAG.getMachineFunction();
DISubprogram Subprogram(cast<GlobalVariable>(SP));
std::string SPName;
Subprogram.getLinkageName(SPName);
if (!SPName.empty()
&& strcmp(SPName.c_str(), MF.getFunction()->getNameStart())) {
// This is beginning of inlined function. Debugging information for
// inlined function is not handled yet (only supported by FastISel).
return 0;
}
DICompileUnit CompileUnit = Subprogram.getCompileUnit();
std::string Dir, FN;
unsigned SrcFile = DW->getOrCreateSourceID(CompileUnit.getDirectory(Dir),

1
lib/Target/TargetAsmInfo.cpp
View File

@ -112,7 +112,6 @@ void TargetAsmInfo::fillDefaultValues() {
DwarfFrameSection = ".debug_frame";
DwarfPubNamesSection = ".debug_pubnames";
DwarfPubTypesSection = ".debug_pubtypes";
DwarfDebugInlineSection = ".debug_inlined";
DwarfStrSection = ".debug_str";
DwarfLocSection = ".debug_loc";
DwarfARangesSection = ".debug_aranges";

1
lib/Target/X86/X86TargetAsmInfo.cpp
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@ -112,7 +112,6 @@ X86DarwinTargetAsmInfo::X86DarwinTargetAsmInfo(const X86TargetMachine &TM):
DwarfFrameSection = ".section __DWARF,__debug_frame,regular,debug";
DwarfPubNamesSection = ".section __DWARF,__debug_pubnames,regular,debug";
DwarfPubTypesSection = ".section __DWARF,__debug_pubtypes,regular,debug";
DwarfDebugInlineSection = ".section __DWARF,__debug_inlined,regular,debug";
DwarfStrSection = ".section __DWARF,__debug_str,regular,debug";
DwarfLocSection = ".section __DWARF,__debug_loc,regular,debug";
DwarfARangesSection = ".section __DWARF,__debug_aranges,regular,debug";