1 files changed, 49 insertions, 0 deletions
diff --git a/contrib/llvm-project/llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCExpr.cpp b/contrib/llvm-project/llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCExpr.cpp
new file mode 100644
index 000000000000..4fa2028ad13e
--- /dev/null
+++ b/contrib/llvm-project/llvm/lib/Target/SystemZ/MCTargetDesc/SystemZMCExpr.cpp
@@ -0,0 +1,49 @@
+//===-- SystemZMCExpr.cpp - SystemZ specific MC expression classes --------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "SystemZMCExpr.h"
+#include "llvm/MC/MCContext.h"
+using namespace llvm;
+
+#define DEBUG_TYPE "systemzmcexpr"
+
+const SystemZMCExpr *SystemZMCExpr::create(VariantKind Kind, const MCExpr *Expr,
+                                           MCContext &Ctx) {
+  return new (Ctx) SystemZMCExpr(Kind, Expr);
+}
+
+StringRef SystemZMCExpr::getVariantKindName() const {
+  switch (static_cast<uint32_t>(getKind())) {
+  case VK_SystemZ_None:
+    return "A";
+  case VK_SystemZ_RCon:
+    return "R";
+  case VK_SystemZ_VCon:
+    return "V";
+  default:
+    llvm_unreachable("Invalid kind");
+  }
+}
+
+void SystemZMCExpr::printImpl(raw_ostream &OS, const MCAsmInfo *MAI) const {
+  OS << getVariantKindName() << '(';
+  Expr->print(OS, MAI);
+  OS << ')';
+}
+
+bool SystemZMCExpr::evaluateAsRelocatableImpl(MCValue &Res,
+                                              const MCAssembler *Asm,
+                                              const MCFixup *Fixup) const {
+  if (!getSubExpr()->evaluateAsRelocatable(Res, Asm, Fixup))
+    return false;
+
+  Res =
+      MCValue::get(Res.getSymA(), Res.getSymB(), Res.getConstant(), getKind());
+
+  return true;
+}