1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
| //===--------- AVRMCELFStreamer.cpp - AVR subclass of MCELFStreamer -------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is a stub that parses a MCInst bundle and passes the
// instructions on to the real streamer.
//
//===----------------------------------------------------------------------===//
#define DEBUG_TYPE "avrmcelfstreamer"
#include "MCTargetDesc/AVRMCELFStreamer.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/MCObjectWriter.h"
using namespace llvm;
void AVRMCELFStreamer::EmitValueForModiferKind(
const MCSymbol *Sym, unsigned SizeInBytes, SMLoc Loc,
AVRMCExpr::VariantKind ModifierKind) {
MCSymbolRefExpr::VariantKind Kind = MCSymbolRefExpr::VK_AVR_NONE;
if (ModifierKind == AVRMCExpr::VK_AVR_None) {
Kind = MCSymbolRefExpr::VK_AVR_DIFF8;
if (SizeInBytes == SIZE_LONG)
Kind = MCSymbolRefExpr::VK_AVR_DIFF32;
else if (SizeInBytes == SIZE_WORD)
Kind = MCSymbolRefExpr::VK_AVR_DIFF16;
} else if (ModifierKind == AVRMCExpr::VK_AVR_LO8)
Kind = MCSymbolRefExpr::VK_AVR_LO8;
else if (ModifierKind == AVRMCExpr::VK_AVR_HI8)
Kind = MCSymbolRefExpr::VK_AVR_HI8;
else if (ModifierKind == AVRMCExpr::VK_AVR_HH8)
Kind = MCSymbolRefExpr::VK_AVR_HLO8;
MCELFStreamer::EmitValue(MCSymbolRefExpr::create(Sym, Kind, getContext()),
SizeInBytes, Loc);
}
namespace llvm {
MCStreamer *createAVRELFStreamer(Triple const &TT, MCContext &Context,
std::unique_ptr<MCAsmBackend> MAB,
std::unique_ptr<MCObjectWriter> OW,
std::unique_ptr<MCCodeEmitter> CE) {
return new AVRMCELFStreamer(Context, std::move(MAB), std::move(OW),
std::move(CE));
}
} // end namespace llvm
|