From 450403a79eb56761957c0a40b7856e816e527a7f Mon Sep 17 00:00:00 2001
From: Renato Golin <renato.golin@linaro.org>
Date: Wed, 24 Sep 2014 21:30:14 +0000
Subject: [PATCH] Revert 218407 - Add support for ARM and AArch64 BE object
 files

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218415 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Object/RelocVisitor.h             | 17 ++++-------------
 .../llvm-dwarfdump/AArch64/big-endian-dump.ll  | 16 ----------------
 .../tools/llvm-dwarfdump/AArch64/lit.local.cfg |  2 --
 .../llvm-dwarfdump/ARM/big-endian-dump.ll      | 18 ------------------
 test/tools/llvm-dwarfdump/ARM/lit.local.cfg    |  2 --
 5 files changed, 4 insertions(+), 51 deletions(-)

diff --git a/include/llvm/Object/RelocVisitor.h b/include/llvm/Object/RelocVisitor.h
index 0e99f368b48..36852f21b51 100644
--- a/include/llvm/Object/RelocVisitor.h
+++ b/include/llvm/Object/RelocVisitor.h
@@ -306,8 +306,7 @@ private:
 
   // AArch64 ELF
   RelocToApply visitELF_AARCH64_ABS32(RelocationRef R, uint64_t Value) {
-    int64_t Addend;
-    getELFRelocationAddend(R, Addend);
+    int64_t Addend = getAddend64LE(R);
     int64_t Res =  Value + Addend;
 
     // Overflow check allows for both signed and unsigned interpretation.
@@ -318,8 +317,7 @@ private:
   }
 
   RelocToApply visitELF_AARCH64_ABS64(RelocationRef R, uint64_t Value) {
-    int64_t Addend;
-    getELFRelocationAddend(R, Addend);
+    int64_t Addend = getAddend64LE(R);
     return RelocToApply(Value + Addend, 8);
   }
 
@@ -356,15 +354,8 @@ private:
   }
 
   RelocToApply visitELF_ARM_ABS32(RelocationRef R, uint64_t Value) {
-    int64_t Addend;
-    getELFRelocationAddend(R, Addend);
-    int64_t Res = Value + Addend;
-
-    // Overflow check allows for both signed and unsigned interpretation.
-    if (Res < INT32_MIN || Res > UINT32_MAX)
-      HasError = true;
-
-    return RelocToApply(static_cast<uint32_t>(Res), 4);
+    int64_t Addend = getAddend32LE(R);
+    return RelocToApply(Value + Addend, 4);
   }
 
 };
diff --git a/test/tools/llvm-dwarfdump/AArch64/big-endian-dump.ll b/test/tools/llvm-dwarfdump/AArch64/big-endian-dump.ll
index 7c1524e02b5..e69de29bb2d 100644
--- a/test/tools/llvm-dwarfdump/AArch64/big-endian-dump.ll
+++ b/test/tools/llvm-dwarfdump/AArch64/big-endian-dump.ll
@@ -1,16 +0,0 @@
-; RUN: llc -O0 -filetype=obj -o %t1 < %s
-; RUN: llvm-dwarfdump %t1
-
-target datalayout = "E-m:e-i64:64-i128:128-n32:64-S128"
-target triple = "aarch64_be-none--eabi"
-
-!llvm.dbg.cu = !{!0}
-!llvm.module.flags = !{!3, !4}
-!llvm.ident = !{!5}
-
-!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.6.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/a/empty.c] [DW_LANG_C99]
-!1 = metadata !{metadata !"empty.c", metadata !"/a"}
-!2 = metadata !{}
-!3 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
-!4 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
-!5 = metadata !{metadata !"clang version 3.6.0 "}
diff --git a/test/tools/llvm-dwarfdump/AArch64/lit.local.cfg b/test/tools/llvm-dwarfdump/AArch64/lit.local.cfg
index 7184443994b..e69de29bb2d 100644
--- a/test/tools/llvm-dwarfdump/AArch64/lit.local.cfg
+++ b/test/tools/llvm-dwarfdump/AArch64/lit.local.cfg
@@ -1,2 +0,0 @@
-if not 'AArch64' in config.root.targets:
-    config.unsupported = True
diff --git a/test/tools/llvm-dwarfdump/ARM/big-endian-dump.ll b/test/tools/llvm-dwarfdump/ARM/big-endian-dump.ll
index b7f962d5f16..e69de29bb2d 100644
--- a/test/tools/llvm-dwarfdump/ARM/big-endian-dump.ll
+++ b/test/tools/llvm-dwarfdump/ARM/big-endian-dump.ll
@@ -1,18 +0,0 @@
-; RUN: llc -O0 -filetype=obj -o %t1 < %s
-; RUN: llvm-dwarfdump %t1
-
-target datalayout = "E-m:e-p:32:32-i64:64-v128:64:128-n32-S64"
-target triple = "armebv8-none--eabi"
-
-!llvm.dbg.cu = !{!0}
-!llvm.module.flags = !{!3, !4, !5, !6}
-!llvm.ident = !{!7}
-
-!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.6.0 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/a/empty.c] [DW_LANG_C99]
-!1 = metadata !{metadata !"empty.c", metadata !"/a"}
-!2 = metadata !{}
-!3 = metadata !{i32 2, metadata !"Dwarf Version", i32 4}
-!4 = metadata !{i32 2, metadata !"Debug Info Version", i32 1}
-!5 = metadata !{i32 1, metadata !"wchar_size", i32 4}
-!6 = metadata !{i32 1, metadata !"min_enum_size", i32 4}
-!7 = metadata !{metadata !"clang version 3.6.0 "}
diff --git a/test/tools/llvm-dwarfdump/ARM/lit.local.cfg b/test/tools/llvm-dwarfdump/ARM/lit.local.cfg
index 236e1d34416..e69de29bb2d 100644
--- a/test/tools/llvm-dwarfdump/ARM/lit.local.cfg
+++ b/test/tools/llvm-dwarfdump/ARM/lit.local.cfg
@@ -1,2 +0,0 @@
-if not 'ARM' in config.root.targets:
-    config.unsupported = True