[lld] r333203 - [PPC64] Set the IRelative relocation type.
Sean Fertile via llvm-commits
llvm-commits at lists.llvm.org
Thu May 24 09:32:15 PDT 2018
Author: sfertile
Date: Thu May 24 09:32:14 2018
New Revision: 333203
URL: http://llvm.org/viewvc/llvm-project?rev=333203&view=rev
Log:
[PPC64] Set the IRelative relocation type.
Set the IRelative relocation type and extend the related test to verify.
Differential Revision: https://reviews.llvm.org/D46877
Modified:
lld/trunk/ELF/Arch/PPC64.cpp
lld/trunk/test/ELF/ppc64-ifunc.s
Modified: lld/trunk/ELF/Arch/PPC64.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/ELF/Arch/PPC64.cpp?rev=333203&r1=333202&r2=333203&view=diff
==============================================================================
--- lld/trunk/ELF/Arch/PPC64.cpp (original)
+++ lld/trunk/ELF/Arch/PPC64.cpp Thu May 24 09:32:14 2018
@@ -69,6 +69,7 @@ PPC64::PPC64() {
GotRel = R_PPC64_GLOB_DAT;
PltRel = R_PPC64_JMP_SLOT;
RelativeRel = R_PPC64_RELATIVE;
+ IRelativeRel = R_PPC64_IRELATIVE;
GotEntrySize = 8;
PltEntrySize = 4;
GotPltEntrySize = 8;
Modified: lld/trunk/test/ELF/ppc64-ifunc.s
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/test/ELF/ppc64-ifunc.s?rev=333203&r1=333202&r2=333203&view=diff
==============================================================================
--- lld/trunk/test/ELF/ppc64-ifunc.s (original)
+++ lld/trunk/test/ELF/ppc64-ifunc.s Thu May 24 09:32:14 2018
@@ -6,6 +6,7 @@
# RUN: ld.lld %t.o %t2.so -o %t
# RUN: llvm-objdump -D %t | FileCheck %s
# RUN: llvm-readelf -dynamic-table %t | FileCheck --check-prefix=DT %s
+# RUN: llvm-readelf -dyn-relocations %t | FileCheck --check-prefix=DYNREL %s
# RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t.o
# RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %p/Inputs/shared-ppc64.s -o %t2.o
@@ -13,6 +14,7 @@
# RUN: ld.lld %t.o %t2.so -o %t
# RUN: llvm-objdump -D %t | FileCheck %s
# RUN: llvm-readelf -dynamic-table %t | FileCheck --check-prefix=DT %s
+# RUN: llvm-readelf -dyn-relocations %t | FileCheck --check-prefix=DYNREL %s
# CHECK: Disassembly of section .text:
@@ -54,6 +56,14 @@
# DT_PLTGOT should point to the start of the .plt section.
# DT: 0x0000000000000003 PLTGOT 0x10030000
+# Check that we emit the correct dynamic relocation type for an ifunc
+# DYNREL: 'PLT' relocation section at offset 0x{{[0-9]+}} contains 48 bytes:
+# 48 bytes --> 2 Elf64_Rela relocations
+# DYNREL-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
+# DYNREL-NEXT: {{[0-9a-f]+}} {{[0-9a-f]+}} R_PPC64_JMP_SLOT {{0+}} foo + 0
+# DYNREL-NEXT: {{[0-9a-f]+}} {{[0-9a-f]+}} R_PPC64_IRELATIVE 10010028
+
+
.text
.abiversion 2
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