From b5500b9ca0102f1ccaf32f0e77e96d0739aded9b Mon Sep 17 00:00:00 2001
From: pascal <pascal@openbsd.org>
Date: Sat, 3 Sep 2016 22:46:54 +0000
Subject: Use the space freed up by sparc and zaurus to import LLVM.

ok hackroom@
---
 gnu/llvm/lib/CodeGen/AsmPrinter/DebugLocStream.cpp | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 gnu/llvm/lib/CodeGen/AsmPrinter/DebugLocStream.cpp

(limited to 'gnu/llvm/lib/CodeGen/AsmPrinter/DebugLocStream.cpp')

diff --git a/gnu/llvm/lib/CodeGen/AsmPrinter/DebugLocStream.cpp b/gnu/llvm/lib/CodeGen/AsmPrinter/DebugLocStream.cpp
new file mode 100644
index 00000000000..7e8ed7104af
--- /dev/null
+++ b/gnu/llvm/lib/CodeGen/AsmPrinter/DebugLocStream.cpp
@@ -0,0 +1,46 @@
+//===- DebugLocStream.cpp - DWARF debug_loc stream --------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "DebugLocStream.h"
+#include "DwarfDebug.h"
+#include "llvm/CodeGen/AsmPrinter.h"
+
+using namespace llvm;
+
+bool DebugLocStream::finalizeList(AsmPrinter &Asm) {
+  if (Lists.back().EntryOffset == Entries.size()) {
+    // Empty list.  Delete it.
+    Lists.pop_back();
+    return false;
+  }
+
+  // Real list.  Generate a label for it.
+  Lists.back().Label = Asm.createTempSymbol("debug_loc");
+  return true;
+}
+
+void DebugLocStream::finalizeEntry() {
+  if (Entries.back().ByteOffset != DWARFBytes.size())
+    return;
+
+  // The last entry was empty.  Delete it.
+  Comments.erase(Comments.begin() + Entries.back().CommentOffset,
+                 Comments.end());
+  Entries.pop_back();
+
+  assert(Lists.back().EntryOffset <= Entries.size() &&
+         "Popped off more entries than are in the list");
+}
+
+DebugLocStream::ListBuilder::~ListBuilder() {
+  if (!Locs.finalizeList(Asm))
+    return;
+  V.initializeDbgValue(&MI);
+  V.setDebugLocListIndex(ListIndex);
+}
-- 
cgit v1.2.3-59-g8ed1b