Imported Upstream version 5.18.0.247

Former-commit-id: 2d6af2e4ed0eda5cbdc2946446ef7718456ad190
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Xamarin Public Jenkins (auto-signing)
2019-01-25 08:19:26 +00:00
parent 279aa8f685
commit ce8e504569
28478 changed files with 39 additions and 3866962 deletions

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//===-- AVRTargetStreamer.cpp - AVR Target Streamer Methods ---------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file provides AVR specific target streamer methods.
//
//===----------------------------------------------------------------------===//
#include "AVRTargetStreamer.h"
#include "llvm/MC/MCContext.h"
namespace llvm {
AVRTargetStreamer::AVRTargetStreamer(MCStreamer &S) : MCTargetStreamer(S) {}
AVRTargetAsmStreamer::AVRTargetAsmStreamer(MCStreamer &S)
: AVRTargetStreamer(S) {}
void AVRTargetStreamer::finish() {
MCStreamer &OS = getStreamer();
MCContext &Context = OS.getContext();
MCSymbol *DoCopyData = Context.getOrCreateSymbol("__do_copy_data");
MCSymbol *DoClearBss = Context.getOrCreateSymbol("__do_clear_bss");
// FIXME: We can disable __do_copy_data if there are no static RAM variables.
OS.emitRawComment(" Declaring this symbol tells the CRT that it should");
OS.emitRawComment("copy all variables from program memory to RAM on startup");
OS.EmitSymbolAttribute(DoCopyData, MCSA_Global);
OS.emitRawComment(" Declaring this symbol tells the CRT that it should");
OS.emitRawComment("clear the zeroed data section on startup");
OS.EmitSymbolAttribute(DoClearBss, MCSA_Global);
}
} // end namespace llvm