mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 19:23:23 +01:00
9af311f3de
Add the Lanai backend to lib/Target. General Lanai backend discussion on llvm-dev thread "[RFC] Lanai backend" (http://lists.llvm.org/pipermail/llvm-dev/2016-February/095118.html). Differential Revision: http://reviews.llvm.org/D17011 llvm-svn: 264578
61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
//===-- LanaiMCExpr.cpp - Lanai specific MC expression classes ------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "LanaiMCExpr.h"
|
|
#include "llvm/MC/MCAssembler.h"
|
|
#include "llvm/MC/MCContext.h"
|
|
#include "llvm/MC/MCStreamer.h"
|
|
using namespace llvm;
|
|
|
|
#define DEBUG_TYPE "lanaimcexpr"
|
|
|
|
const LanaiMCExpr *LanaiMCExpr::create(VariantKind Kind, const MCExpr *Expr,
|
|
MCContext &Ctx) {
|
|
return new (Ctx) LanaiMCExpr(Kind, Expr);
|
|
}
|
|
|
|
void LanaiMCExpr::printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const {
|
|
if (Kind == VK_Lanai_None) {
|
|
Expr->print(OS, MAI);
|
|
return;
|
|
}
|
|
|
|
switch (Kind) {
|
|
default:
|
|
llvm_unreachable("Invalid kind!");
|
|
case VK_Lanai_ABS_HI:
|
|
OS << "hi";
|
|
break;
|
|
case VK_Lanai_ABS_LO:
|
|
OS << "lo";
|
|
break;
|
|
}
|
|
|
|
OS << '(';
|
|
const MCExpr *Expr = getSubExpr();
|
|
Expr->print(OS, MAI);
|
|
OS << ')';
|
|
}
|
|
|
|
void LanaiMCExpr::visitUsedExpr(MCStreamer &Streamer) const {
|
|
Streamer.visitUsedExpr(*getSubExpr());
|
|
}
|
|
|
|
bool LanaiMCExpr::evaluateAsRelocatableImpl(MCValue &Res,
|
|
const MCAsmLayout *Layout,
|
|
const MCFixup *Fixup) const {
|
|
if (!getSubExpr()->evaluateAsRelocatable(Res, Layout, Fixup))
|
|
return false;
|
|
|
|
Res =
|
|
MCValue::get(Res.getSymA(), Res.getSymB(), Res.getConstant(), getKind());
|
|
|
|
return true;
|
|
}
|