-//===- SparcV8Subtarget.cpp - SPARC Subtarget Information -----------------===//
+//===- SparcSubtarget.cpp - SPARC Subtarget Information -------------------===//
//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Chris Lattner and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
-#include "SparcV8Subtarget.h"
-#include "SparcV8GenSubtarget.inc"
+#include "SparcSubtarget.h"
+#include "SparcGenSubtarget.inc"
using namespace llvm;
-SparcV8Subtarget::SparcV8Subtarget(const Module &M, const std::string &FS) {
+// FIXME: temporary.
+#include "llvm/Support/CommandLine.h"
+namespace {
+ cl::opt<bool> EnableV9("enable-sparc-v9-insts", cl::Hidden,
+ cl::desc("Enable V9 instructions in the V8 target"));
+}
+
+SparcSubtarget::SparcSubtarget(const std::string &TT, const std::string &FS) {
// Set the default features.
IsV9 = false;
V8DeprecatedInsts = false;
std::string CPU = "generic";
// FIXME: autodetect host here!
+ CPU = "v9"; // What is a good way to detect V9?
// Parse features string.
ParseSubtargetFeatures(FS, CPU);
-};
+ // Unless explicitly enabled, disable the V9 instructions.
+ if (!EnableV9)
+ IsV9 = false;
+}