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author | Rafael Espindola <rafael.espindola@gmail.com> | 2014-05-12 14:02:44 +0000 |
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committer | Rafael Espindola <rafael.espindola@gmail.com> | 2014-05-12 14:02:44 +0000 |
commit | 23f2d7ae231823601458bd67cc5893e32d0c354d (patch) | |
tree | 8dce3c56dda4ee38b3446633b85baf04641b1bec /lib/MC/MCObjectStreamer.cpp | |
parent | 6ec481443b6b26230877f292fa3a53c0118e8faa (diff) | |
download | llvm-23f2d7ae231823601458bd67cc5893e32d0c354d.tar.gz llvm-23f2d7ae231823601458bd67cc5893e32d0c354d.tar.bz2 llvm-23f2d7ae231823601458bd67cc5893e32d0c354d.tar.xz |
Move EH/Debug frame handling to the object streamer.
Now that the asm streamer doesn't use it, the MCStreamer doesn't need to know
about it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@208562 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/MC/MCObjectStreamer.cpp')
-rw-r--r-- | lib/MC/MCObjectStreamer.cpp | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/lib/MC/MCObjectStreamer.cpp b/lib/MC/MCObjectStreamer.cpp index ea3f42574d..a1aa60283c 100644 --- a/lib/MC/MCObjectStreamer.cpp +++ b/lib/MC/MCObjectStreamer.cpp @@ -27,12 +27,13 @@ MCObjectStreamer::MCObjectStreamer(MCContext &Context, MCAsmBackend &TAB, : MCStreamer(Context), Assembler(new MCAssembler(Context, TAB, *Emitter_, *TAB.createObjectWriter(OS), OS)), - CurSectionData(nullptr) {} + CurSectionData(nullptr), EmitEHFrame(true), EmitDebugFrame(false) {} MCObjectStreamer::MCObjectStreamer(MCContext &Context, MCAsmBackend &TAB, raw_ostream &OS, MCCodeEmitter *Emitter_, MCAssembler *_Assembler) - : MCStreamer(Context), Assembler(_Assembler), CurSectionData(nullptr) {} + : MCStreamer(Context), Assembler(_Assembler), CurSectionData(nullptr), + EmitEHFrame(true), EmitDebugFrame(false) {} MCObjectStreamer::~MCObjectStreamer() { delete &Assembler->getBackend(); @@ -46,9 +47,22 @@ void MCObjectStreamer::reset() { Assembler->reset(); CurSectionData = nullptr; CurInsertionPoint = MCSectionData::iterator(); + EmitEHFrame = true; + EmitDebugFrame = false; MCStreamer::reset(); } +void MCObjectStreamer::EmitFrames(MCAsmBackend *MAB) { + if (!getNumFrameInfos()) + return; + + if (EmitEHFrame) + MCDwarfFrameEmitter::Emit(*this, MAB, true); + + if (EmitDebugFrame) + MCDwarfFrameEmitter::Emit(*this, MAB, false); +} + MCFragment *MCObjectStreamer::getCurrentFragment() const { assert(getCurrentSectionData() && "No current section!"); @@ -97,6 +111,12 @@ const MCExpr *MCObjectStreamer::AddValueSymbols(const MCExpr *Value) { return Value; } +void MCObjectStreamer::EmitCFISections(bool EH, bool Debug) { + MCStreamer::EmitCFISections(EH, Debug); + EmitEHFrame = EH; + EmitDebugFrame = Debug; +} + void MCObjectStreamer::EmitValueImpl(const MCExpr *Value, unsigned Size, const SMLoc &Loc) { MCDataFragment *DF = getOrCreateDataFragment(); |