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author | Abdoulaye Walsimou Gaye <awg@embtoolkit.org> | 2013-05-15 21:43:59 +0200 |
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committer | Abdoulaye Walsimou Gaye <awg@embtoolkit.org> | 2013-05-15 21:43:59 +0200 |
commit | b2e3c7da703d4c3dda41d4f1e18cd976e6c4381a (patch) | |
tree | 7462cd2988228ae24c40b37a9382d35874bbf099 /lib/CodeGen/AsmPrinter | |
parent | 23d8d191eff180ba312a4d1b4fec8597e5a988d5 (diff) | |
parent | 4ef61f2ad4ff509ee05c7051d359009511f81226 (diff) | |
download | llvm-b2e3c7da703d4c3dda41d4f1e18cd976e6c4381a.tar.gz llvm-b2e3c7da703d4c3dda41d4f1e18cd976e6c4381a.tar.bz2 llvm-b2e3c7da703d4c3dda41d4f1e18cd976e6c4381a.tar.xz |
Merge branch 'master' into embtk-support-masterembtk-support-master
Diffstat (limited to 'lib/CodeGen/AsmPrinter')
-rw-r--r-- | lib/CodeGen/AsmPrinter/AsmPrinter.cpp | 9 | ||||
-rw-r--r-- | lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp | 39 | ||||
-rw-r--r-- | lib/CodeGen/AsmPrinter/DIE.cpp | 4 | ||||
-rw-r--r-- | lib/CodeGen/AsmPrinter/DIE.h | 6 | ||||
-rw-r--r-- | lib/CodeGen/AsmPrinter/DwarfException.h | 1 |
5 files changed, 26 insertions, 33 deletions
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp index eb744d243b..7ad4f57f75 100644 --- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp +++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp @@ -636,14 +636,13 @@ void AsmPrinter::emitPrologLabel(const MachineInstr &MI) { OutStreamer.EmitCompactUnwindEncoding(MMI->getCompactUnwindEncoding()); MachineModuleInfo &MMI = MF->getMMI(); - const std::vector<MachineMove> &Moves = MMI.getFrameMoves(); + std::vector<MCCFIInstruction> Instructions = MMI.getFrameInstructions(); bool FoundOne = false; (void)FoundOne; - for (std::vector<MachineMove>::const_iterator I = Moves.begin(), - E = Moves.end(); - I != E; ++I) { + for (std::vector<MCCFIInstruction>::iterator I = Instructions.begin(), + E = Instructions.end(); I != E; ++I) { if (I->getLabel() == Label) { - EmitCFIFrameMove(*I); + emitCFIInstruction(*I); FoundOne = true; } } diff --git a/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp b/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp index 31e42d47cf..e6d67e8822 100644 --- a/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp +++ b/lib/CodeGen/AsmPrinter/AsmPrinterDwarf.cpp @@ -169,28 +169,21 @@ void AsmPrinter::EmitSectionOffset(const MCSymbol *Label, // Dwarf Lowering Routines //===----------------------------------------------------------------------===// -/// EmitCFIFrameMove - Emit a frame instruction. -void AsmPrinter::EmitCFIFrameMove(const MachineMove &Move) const { - const TargetRegisterInfo *RI = TM.getRegisterInfo(); - - const MachineLocation &Dst = Move.getDestination(); - const MachineLocation &Src = Move.getSource(); - - // If advancing cfa. - if (Dst.isReg() && Dst.getReg() == MachineLocation::VirtualFP) { - if (Src.getReg() == MachineLocation::VirtualFP) { - OutStreamer.EmitCFIDefCfaOffset(-Src.getOffset()); - } else { - // Reg + Offset - OutStreamer.EmitCFIDefCfa(RI->getDwarfRegNum(Src.getReg(), true), - Src.getOffset()); - } - } else if (Src.isReg() && Src.getReg() == MachineLocation::VirtualFP) { - assert(Dst.isReg() && "Machine move not supported yet."); - OutStreamer.EmitCFIDefCfaRegister(RI->getDwarfRegNum(Dst.getReg(), true)); - } else { - assert(!Dst.isReg() && "Machine move not supported yet."); - OutStreamer.EmitCFIOffset(RI->getDwarfRegNum(Src.getReg(), true), - Dst.getOffset()); +void AsmPrinter::emitCFIInstruction(const MCCFIInstruction &Inst) const { + switch (Inst.getOperation()) { + default: + llvm_unreachable("Unexpected instruction"); + case MCCFIInstruction::OpDefCfaOffset: + OutStreamer.EmitCFIDefCfaOffset(Inst.getOffset()); + break; + case MCCFIInstruction::OpDefCfa: + OutStreamer.EmitCFIDefCfa(Inst.getRegister(), Inst.getOffset()); + break; + case MCCFIInstruction::OpDefCfaRegister: + OutStreamer.EmitCFIDefCfaRegister(Inst.getRegister()); + break; + case MCCFIInstruction::OpOffset: + OutStreamer.EmitCFIOffset(Inst.getRegister(), Inst.getOffset()); + break; } } diff --git a/lib/CodeGen/AsmPrinter/DIE.cpp b/lib/CodeGen/AsmPrinter/DIE.cpp index 673867ada1..cc0cb56e8b 100644 --- a/lib/CodeGen/AsmPrinter/DIE.cpp +++ b/lib/CodeGen/AsmPrinter/DIE.cpp @@ -114,8 +114,8 @@ DIE::~DIE() { /// Climb up the parent chain to get the compile unit DIE to which this DIE /// belongs. -DIE *DIE::getCompileUnit() const { - DIE *p = getParent(); +DIE *DIE::getCompileUnit() { + DIE *p = this; while (p) { if (p->getTag() == dwarf::DW_TAG_compile_unit) return p; diff --git a/lib/CodeGen/AsmPrinter/DIE.h b/lib/CodeGen/AsmPrinter/DIE.h index 3c06001686..550d873128 100644 --- a/lib/CodeGen/AsmPrinter/DIE.h +++ b/lib/CodeGen/AsmPrinter/DIE.h @@ -153,7 +153,7 @@ namespace llvm { DIE *getParent() const { return Parent; } /// Climb up the parent chain to get the compile unit DIE this DIE belongs /// to. - DIE *getCompileUnit() const; + DIE *getCompileUnit(); void setTag(unsigned Tag) { Abbrev.setTag(Tag); } void setOffset(unsigned O) { Offset = O; } void setSize(unsigned S) { Size = S; } @@ -325,7 +325,9 @@ namespace llvm { class DIEEntry : public DIEValue { DIE *const Entry; public: - explicit DIEEntry(DIE *E) : DIEValue(isEntry), Entry(E) {} + explicit DIEEntry(DIE *E) : DIEValue(isEntry), Entry(E) { + assert(E && "Cannot construct a DIEEntry with a null DIE"); + } DIE *getEntry() const { return Entry; } diff --git a/lib/CodeGen/AsmPrinter/DwarfException.h b/lib/CodeGen/AsmPrinter/DwarfException.h index 74b1b13367..49a85d81b4 100644 --- a/lib/CodeGen/AsmPrinter/DwarfException.h +++ b/lib/CodeGen/AsmPrinter/DwarfException.h @@ -23,7 +23,6 @@ namespace llvm { template <typename T> class SmallVectorImpl; struct LandingPadInfo; class MachineModuleInfo; -class MachineMove; class MachineInstr; class MachineFunction; class MCAsmInfo; |