diff --git a/include/llvm/CodeGen/AsmPrinter.h b/include/llvm/CodeGen/AsmPrinter.h index 0208cbd17aa..25b99a2c697 100644 --- a/include/llvm/CodeGen/AsmPrinter.h +++ b/include/llvm/CodeGen/AsmPrinter.h @@ -349,12 +349,6 @@ public: void EmitLabelDifference(const MCSymbol *Hi, const MCSymbol *Lo, unsigned Size) const; - /// Emit something like ".long Hi+Offset-Lo" where the size in bytes of the - /// directive is specified by Size and Hi/Lo specify the labels. This - /// implicitly uses .set if it is available. - void EmitLabelOffsetDifference(const MCSymbol *Hi, uint64_t Offset, - const MCSymbol *Lo, unsigned Size) const; - /// Emit something like ".long Label+Offset" where the size in bytes of the /// directive is specified by Size and Label specifies the label. This /// implicitly uses .set if it is available. diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp index 48f20ac39c2..dd0d40dc0c3 100644 --- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp +++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp @@ -1463,36 +1463,6 @@ void AsmPrinter::EmitLabelDifference(const MCSymbol *Hi, const MCSymbol *Lo, OutStreamer.EmitSymbolValue(SetLabel, Size); } -/// EmitLabelOffsetDifference - Emit something like ".long Hi+Offset-Lo" -/// where the size in bytes of the directive is specified by Size and Hi/Lo -/// specify the labels. This implicitly uses .set if it is available. -void AsmPrinter::EmitLabelOffsetDifference(const MCSymbol *Hi, uint64_t Offset, - const MCSymbol *Lo, - unsigned Size) const { - - // Emit Hi+Offset - Lo - // Get the Hi+Offset expression. - const MCExpr *Plus = - MCBinaryExpr::CreateAdd(MCSymbolRefExpr::Create(Hi, OutContext), - MCConstantExpr::Create(Offset, OutContext), - OutContext); - - // Get the Hi+Offset-Lo expression. - const MCExpr *Diff = - MCBinaryExpr::CreateSub(Plus, - MCSymbolRefExpr::Create(Lo, OutContext), - OutContext); - - if (!MAI->hasSetDirective()) - OutStreamer.EmitValue(Diff, Size); - else { - // Otherwise, emit with .set (aka assignment). - MCSymbol *SetLabel = GetTempSymbol("set", SetCounter++); - OutStreamer.EmitAssignment(SetLabel, Diff); - OutStreamer.EmitSymbolValue(SetLabel, Size); - } -} - /// EmitLabelPlusOffset - Emit something like ".long Label+Offset" /// where the size in bytes of the directive is specified by Size and Label /// specifies the label. This implicitly uses .set if it is available. diff --git a/lib/CodeGen/AsmPrinter/DIE.cpp b/lib/CodeGen/AsmPrinter/DIE.cpp index 25dec5893c6..50ea369b432 100644 --- a/lib/CodeGen/AsmPrinter/DIE.cpp +++ b/lib/CodeGen/AsmPrinter/DIE.cpp @@ -20,6 +20,7 @@ #include "llvm/CodeGen/AsmPrinter.h" #include "llvm/IR/DataLayout.h" #include "llvm/MC/MCAsmInfo.h" +#include "llvm/MC/MCContext.h" #include "llvm/MC/MCStreamer.h" #include "llvm/MC/MCSymbol.h" #include "llvm/Support/Debug.h" @@ -372,6 +373,29 @@ void DIEString::print(raw_ostream &O) const { // DIEEntry Implementation //===----------------------------------------------------------------------===// +/// Emit something like ".long Hi+Offset-Lo" where the size in bytes of the +/// directive is specified by Size and Hi/Lo specify the labels. +static void emitLabelOffsetDifference(MCStreamer &Streamer, const MCSymbol *Hi, + uint64_t Offset, const MCSymbol *Lo, + unsigned Size) { + MCContext &Context = Streamer.getContext(); + + // Emit Hi+Offset - Lo + // Get the Hi+Offset expression. + const MCExpr *Plus = + MCBinaryExpr::CreateAdd(MCSymbolRefExpr::Create(Hi, Context), + MCConstantExpr::Create(Offset, Context), Context); + + // Get the Hi+Offset-Lo expression. + const MCExpr *Diff = MCBinaryExpr::CreateSub( + Plus, MCSymbolRefExpr::Create(Lo, Context), Context); + + // Otherwise, emit with .set (aka assignment). + MCSymbol *SetLabel = Context.CreateTempSymbol(); + Streamer.EmitAssignment(SetLabel, Diff); + Streamer.EmitSymbolValue(SetLabel, Size); +} + /// EmitValue - Emit debug information entry offset. /// void DIEEntry::EmitValue(AsmPrinter *AP, dwarf::Form Form) const { @@ -390,9 +414,9 @@ void DIEEntry::EmitValue(AsmPrinter *AP, dwarf::Form Form) const { AP->EmitLabelPlusOffset(CU->getSectionSym(), Addr, DIEEntry::getRefAddrSize(AP)); else - AP->EmitLabelOffsetDifference(CU->getSectionSym(), Addr, - CU->getSectionSym(), - DIEEntry::getRefAddrSize(AP)); + emitLabelOffsetDifference(AP->OutStreamer, CU->getSectionSym(), Addr, + CU->getSectionSym(), + DIEEntry::getRefAddrSize(AP)); } else AP->EmitInt32(Entry.getOffset()); }