llvm-6502/lib/MC/MCAsmBackend.cpp
Jim Grosbach b4316028b3 MachO: direct-to-object attribute for data-in-code markers.
The target backend can support data-in-code load commands even when
the assembler doesn't, or vice-versa. Allow targets to opt-in for
direct-to-object.

PR13973.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164974 91177308-0d34-0410-b5e6-96231b3b80d8
2012-10-01 22:20:54 +00:00

44 lines
1.4 KiB
C++

//===-- MCAsmBackend.cpp - Target MC Assembly Backend ----------------------==//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/MC/MCAsmBackend.h"
#include "llvm/MC/MCFixupKindInfo.h"
using namespace llvm;
MCAsmBackend::MCAsmBackend()
: HasReliableSymbolDifference(false), HasDataInCodeSupport(false) {}
MCAsmBackend::~MCAsmBackend() {}
const MCFixupKindInfo &
MCAsmBackend::getFixupKindInfo(MCFixupKind Kind) const {
static const MCFixupKindInfo Builtins[] = {
{ "FK_Data_1", 0, 8, 0 },
{ "FK_Data_2", 0, 16, 0 },
{ "FK_Data_4", 0, 32, 0 },
{ "FK_Data_8", 0, 64, 0 },
{ "FK_PCRel_1", 0, 8, MCFixupKindInfo::FKF_IsPCRel },
{ "FK_PCRel_2", 0, 16, MCFixupKindInfo::FKF_IsPCRel },
{ "FK_PCRel_4", 0, 32, MCFixupKindInfo::FKF_IsPCRel },
{ "FK_PCRel_8", 0, 64, MCFixupKindInfo::FKF_IsPCRel },
{ "FK_GPRel_1", 0, 8, 0 },
{ "FK_GPRel_2", 0, 16, 0 },
{ "FK_GPRel_4", 0, 32, 0 },
{ "FK_GPRel_8", 0, 64, 0 },
{ "FK_SecRel_1", 0, 8, 0 },
{ "FK_SecRel_2", 0, 16, 0 },
{ "FK_SecRel_4", 0, 32, 0 },
{ "FK_SecRel_8", 0, 64, 0 }
};
assert((size_t)Kind <= sizeof(Builtins) / sizeof(Builtins[0]) &&
"Unknown fixup kind");
return Builtins[Kind];
}