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Debug support for arm-linux.

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Patch by Raul Herbster.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36690 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lauro Ramos Venancio 2007-05-03 20:28:35 +00:00
parent 2a98ccabb4
commit e8e5495474
4 changed files with 32 additions and 18 deletions
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11
lib/Target/ARM/ARMAsmPrinter.cpp
View File

@ -175,9 +175,7 @@ FunctionPass *llvm::createARMCodePrinterPass(std::ostream &o,
bool ARMAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
AFI = MF.getInfo<ARMFunctionInfo>();
if (Subtarget->isTargetDarwin()) {
DW.SetModuleInfo(&getAnalysis<MachineModuleInfo>());
}
SetupMachineFunction(MF);
O << "\n";
@ -231,10 +229,8 @@ bool ARMAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
EmitAlignment(2, F);
O << CurrentFnName << ":\n";
if (Subtarget->isTargetDarwin()) {
// Emit pre-function debug information.
DW.BeginFunction(&MF);
}
// Print out code for the function.
for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
@ -254,10 +250,8 @@ bool ARMAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
if (TAI->hasDotTypeDotSizeDirective())
O << "\t.size " << CurrentFnName << ", .-" << CurrentFnName << "\n";
if (Subtarget->isTargetDarwin()) {
// Emit post-function debug information.
DW.EndFunction();
}
return false;
}
@ -769,10 +763,8 @@ void ARMAsmPrinter::printMachineInstruction(const MachineInstr *MI) {
}
bool ARMAsmPrinter::doInitialization(Module &M) {
if (Subtarget->isTargetDarwin()) {
// Emit initial debug information.
DW.BeginModule(&M);
}
return AsmPrinter::doInitialization(M);
}
@ -998,6 +990,9 @@ bool ARMAsmPrinter::doFinalization(Module &M) {
// linker can safely perform dead code stripping. Since LLVM never
// generates code that does this, it is always safe to set.
O << "\t.subsections_via_symbols\n";
} else {
// Emit final debug information for ELF.
DW.EndModule();
}
AsmPrinter::doFinalization(M);

3
lib/Target/ARM/ARMISelLowering.cpp
View File

@ -178,9 +178,6 @@ ARMTargetLowering::ARMTargetLowering(TargetMachine &TM)
// Support label based line numbers.
setOperationAction(ISD::LOCATION, MVT::Other, Expand);
setOperationAction(ISD::DEBUG_LOC, MVT::Other, Expand);
// FIXME - use subtarget debug flags
if (!Subtarget->isTargetDarwin())
setOperationAction(ISD::LABEL, MVT::Other, Expand);
setOperationAction(ISD::RET, MVT::Other, Custom);
setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);

5
lib/Target/ARM/ARMRegisterInfo.cpp
View File

@ -1373,6 +1373,11 @@ void ARMRegisterInfo::emitPrologue(MachineFunction &MF) const {
emitSPUpdate(MBB, MBBI, -NumBytes, isThumb, TII);
}
if(STI.isTargetELF() && hasFP(MF)) {
MFI->setOffsetAdjustment(MFI->getOffsetAdjustment() -
AFI->getFramePtrSpillOffset());
}
AFI->setGPRCalleeSavedArea1Size(GPRCS1Size);
AFI->setGPRCalleeSavedArea2Size(GPRCS2Size);
AFI->setDPRCalleeSavedAreaSize(DPRCSSize);

17
lib/Target/ARM/ARMTargetAsmInfo.cpp
View File

@ -63,8 +63,25 @@ ARMTargetAsmInfo::ARMTargetAsmInfo(const ARMTargetMachine &TM) {
DwarfRangesSection = ".section __DWARF,__debug_ranges,regular,debug";
DwarfMacInfoSection = ".section __DWARF,__debug_macinfo,regular,debug";
} else {
NeedsSet = false;
HasLEB128 = true;
AbsoluteDebugSectionOffsets = true;
ReadOnlySection = "\t.section\t.rodata\n";
PrivateGlobalPrefix = ".L";
WeakRefDirective = "\t.weak\t";
DwarfRequiresFrameSection = false;
DwarfAbbrevSection = "\t.section\t.debug_abbrev,\"\",%progbits";
DwarfInfoSection = "\t.section\t.debug_info,\"\",%progbits";
DwarfLineSection = "\t.section\t.debug_line,\"\",%progbits";
DwarfFrameSection = "\t.section\t.debug_frame,\"\",%progbits";
DwarfPubNamesSection ="\t.section\t.debug_pubnames,\"\",%progbits";
DwarfPubTypesSection ="\t.section\t.debug_pubtypes,\"\",%progbits";
DwarfStrSection = "\t.section\t.debug_str,\"\",%progbits";
DwarfLocSection = "\t.section\t.debug_loc,\"\",%progbits";
DwarfARangesSection = "\t.section\t.debug_aranges,\"\",%progbits";
DwarfRangesSection = "\t.section\t.debug_ranges,\"\",%progbits";
DwarfMacInfoSection = "\t.section\t.debug_macinfo,\"\",%progbits";
if (Subtarget->isAAPCS_ABI()) {
StaticCtorsSection = "\t.section .init_array,\"aw\",%init_array";
StaticDtorsSection = "\t.section .fini_array,\"aw\",%fini_array";