From e3d75ee2a1c8ea11fd01fc49055d08f2da7f5668 Mon Sep 17 00:00:00 2001
From: Manman Ren <mren@apple.com>
Date: Thu, 4 Apr 2013 00:22:54 +0000
Subject: Debug Info: according to DWARF 2, FORM_ref_addr the same size as an
 address on the target system.

It was hard-coded to 4 bytes before. I can't get llvm to generate a
ref_addr on a reasonably sized testing case.

rdar://problem/13559431


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178722 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/AsmPrinter/DIE.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'lib/CodeGen/AsmPrinter/DIE.cpp')

diff --git a/lib/CodeGen/AsmPrinter/DIE.cpp b/lib/CodeGen/AsmPrinter/DIE.cpp
index 57e0acda89..326fbe5567 100644
--- a/lib/CodeGen/AsmPrinter/DIE.cpp
+++ b/lib/CodeGen/AsmPrinter/DIE.cpp
@@ -310,6 +310,12 @@ void DIEEntry::EmitValue(AsmPrinter *AP, unsigned Form) const {
   AP->EmitInt32(Entry->getOffset());
 }
 
+unsigned DIEEntry::SizeOf(AsmPrinter *AP, unsigned Form) const {
+  if (Form == dwarf::DW_FORM_ref_addr)
+    return AP->getDataLayout().getPointerSize();
+  return sizeof(int32_t);
+}
+
 #ifndef NDEBUG
 void DIEEntry::print(raw_ostream &O) {
   O << format("Die: 0x%lx", (long)(intptr_t)Entry);
-- 
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