1 files changed, 61 insertions, 0 deletions

diff --git a/contrib/llvm-project/llvm/lib/Target/MSP430/MSP430Subtarget.cpp b/contrib/llvm-project/llvm/lib/Target/MSP430/MSP430Subtarget.cpp
new file mode 100644
index 000000000000..20168773cd53
--- /dev/null
+++ b/contrib/llvm-project/llvm/lib/Target/MSP430/MSP430Subtarget.cpp
@@ -0,0 +1,61 @@
+//===-- MSP430Subtarget.cpp - MSP430 Subtarget Information ----------------===//
+//
+// 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 implements the MSP430 specific subclass of TargetSubtargetInfo.
+//
+//===----------------------------------------------------------------------===//
+
+#include "MSP430Subtarget.h"
+#include "MSP430.h"
+#include "llvm/Support/TargetRegistry.h"
+
+using namespace llvm;
+
+#define DEBUG_TYPE "msp430-subtarget"
+
+static cl::opt<MSP430Subtarget::HWMultEnum>
+HWMultModeOption("mhwmult", cl::Hidden,
+           cl::desc("Hardware multiplier use mode for MSP430"),
+           cl::init(MSP430Subtarget::NoHWMult),
+           cl::values(
+             clEnumValN(MSP430Subtarget::NoHWMult, "none",
+                "Do not use hardware multiplier"),
+             clEnumValN(MSP430Subtarget::HWMult16, "16bit",
+                "Use 16-bit hardware multiplier"),
+             clEnumValN(MSP430Subtarget::HWMult32, "32bit",
+                "Use 32-bit hardware multiplier"),
+             clEnumValN(MSP430Subtarget::HWMultF5, "f5series",
+                "Use F5 series hardware multiplier")));
+
+#define GET_SUBTARGETINFO_TARGET_DESC
+#define GET_SUBTARGETINFO_CTOR
+#include "MSP430GenSubtargetInfo.inc"
+
+void MSP430Subtarget::anchor() { }
+
+MSP430Subtarget &
+MSP430Subtarget::initializeSubtargetDependencies(StringRef CPU, StringRef FS) {
+  ExtendedInsts = false;
+  HWMultMode = NoHWMult;
+
+  std::string CPUName = CPU;
+  if (CPUName.empty())
+    CPUName = "msp430";
+
+  ParseSubtargetFeatures(CPUName, FS);
+
+  if (HWMultModeOption != NoHWMult)
+    HWMultMode = HWMultModeOption;
+
+  return *this;
+}
+
+MSP430Subtarget::MSP430Subtarget(const Triple &TT, const std::string &CPU,
+                                 const std::string &FS, const TargetMachine &TM)
+    : MSP430GenSubtargetInfo(TT, CPU, FS), FrameLowering(),
+      InstrInfo(initializeSubtargetDependencies(CPU, FS)), TLInfo(TM, *this) {}