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AArch64: print relocation addends if present on AArch64

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llvm-objdump should provide some way of printing out the addends present in the
.rela sections for debugging purposes if nothing else.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184072 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tim Northover 2013-06-17 03:03:06 +00:00
parent 0187e7a9ba
commit 7338de37a8
2 changed files with 18 additions and 1 deletions
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11
include/llvm/Object/ELF.h
View File

@ -2270,7 +2270,16 @@ error_code ELFObjectFile<ELFT>::getRelocationValueString(
res = "Unknown"; res = "Unknown";
} }
break; break;
case ELF::EM_AARCH64: case ELF::EM_AARCH64: {
std::string fmtbuf;
raw_string_ostream fmt(fmtbuf);
fmt << symname;
if (addend != 0)
fmt << (addend < 0 ? "" : "+") << addend;
fmt.flush();
Result.append(fmtbuf.begin(), fmtbuf.end());
break;
}
case ELF::EM_ARM: case ELF::EM_ARM:
case ELF::EM_HEXAGON: case ELF::EM_HEXAGON:
res = symname; res = symname;

8
test/MC/AArch64/elf-reloc-addend.s Normal file
View File

@ -0,0 +1,8 @@
// RUN: llvm-mc -triple=aarch64-linux-gnu -filetype=obj -o - %s | llvm-objdump -triple=aarch64-linux-gnu -r - | FileCheck %s
add x0, x4, #:lo12:sym
// CHECK: 0 R_AARCH64_ADD_ABS_LO12_NC sym
add x3, x5, #:lo12:sym+1
// CHECK: 4 R_AARCH64_ADD_ABS_LO12_NC sym+1
add x3, x5, #:lo12:sym-1
// CHECK: 8 R_AARCH64_ADD_ABS_LO12_NC sym-1