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authorDimitry Andric <dim@FreeBSD.org>2021-08-22 19:00:43 +0000
committerDimitry Andric <dim@FreeBSD.org>2021-11-13 20:39:49 +0000
commitfe6060f10f634930ff71b7c50291ddc610da2475 (patch)
tree1483580c790bd4d27b6500a7542b5ee00534d3cc /contrib/llvm-project/llvm/lib/Target/M68k/M68kTargetObjectFile.cpp
parentb61bce17f346d79cecfd8f195a64b10f77be43b1 (diff)
parent344a3780b2e33f6ca763666c380202b18aab72a3 (diff)
Diffstat (limited to 'contrib/llvm-project/llvm/lib/Target/M68k/M68kTargetObjectFile.cpp')
-rw-r--r--contrib/llvm-project/llvm/lib/Target/M68k/M68kTargetObjectFile.cpp48
1 files changed, 48 insertions, 0 deletions
diff --git a/contrib/llvm-project/llvm/lib/Target/M68k/M68kTargetObjectFile.cpp b/contrib/llvm-project/llvm/lib/Target/M68k/M68kTargetObjectFile.cpp
new file mode 100644
index 000000000000..3e26b37e7760
--- /dev/null
+++ b/contrib/llvm-project/llvm/lib/Target/M68k/M68kTargetObjectFile.cpp
@@ -0,0 +1,48 @@
+//===-- M68kELFTargetObjectFile.cpp - M68k Object Files -----*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+/// This file contains definitions for M68k ELF object file lowering.
+///
+//===----------------------------------------------------------------------===//
+
+#include "M68kTargetObjectFile.h"
+
+#include "M68kSubtarget.h"
+#include "M68kTargetMachine.h"
+
+#include "llvm/BinaryFormat/ELF.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/IR/DerivedTypes.h"
+#include "llvm/IR/GlobalVariable.h"
+#include "llvm/MC/MCContext.h"
+#include "llvm/MC/MCSectionELF.h"
+#include "llvm/Support/CommandLine.h"
+#include "llvm/Target/TargetMachine.h"
+
+using namespace llvm;
+
+static cl::opt<unsigned> SSThreshold(
+ "m68k-ssection-threshold", cl::Hidden,
+ cl::desc("Small data and bss section threshold size (default=8)"),
+ cl::init(8));
+
+void M68kELFTargetObjectFile::Initialize(MCContext &Ctx,
+ const TargetMachine &TM) {
+ TargetLoweringObjectFileELF::Initialize(Ctx, TM);
+ InitializeELF(TM.Options.UseInitArray);
+
+ this->TM = &static_cast<const M68kTargetMachine &>(TM);
+
+ // FIXME do we need `.sdata` and `.sbss` explicitly?
+ SmallDataSection = getContext().getELFSection(
+ ".sdata", ELF::SHT_PROGBITS, ELF::SHF_WRITE | ELF::SHF_ALLOC);
+
+ SmallBSSSection = getContext().getELFSection(".sbss", ELF::SHT_NOBITS,
+ ELF::SHF_WRITE | ELF::SHF_ALLOC);
+}