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[AArch64][2/6] LD support BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC
- From: Jiong Wang <jiong dot wang at arm dot com>
- To: "binutils at sourceware dot org" <binutils at sourceware dot org>
- Date: Wed, 19 Aug 2015 13:32:37 +0100
- Subject: [AArch64][2/6] LD support BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC
- Authentication-results: sourceware.org; auth=none
- References: <55D46D3C dot 6070406 at arm dot com> <55D46E1D dot 4000104 at arm dot com>
2015-08-19 Jiong Wang <jiong.wang@arm.com>
bfd/
* elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize
BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC.
(aarch64_reloc_got_type): Likewise.
(elfNN_aarch64_final_link_relocate): Likewise.
(elfNN_aarch64_relocate_section): Likewise.
* elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
(_bfd_aarch64_elf_resolve_relocation): Likewise.
ld/testsuite/
* ld-aarch64/emit-relocs-530.s: New testcase.
* ld-aarch64/emit-relocs-92.s: Likewise.
* ld-aarch64/emit-relocs-530.d: New expectation file.
* ld-aarch64/emit-relocs-92.d: Likewise.
* ld-aarch64/aarch64-elf.exp: Run new testcases.
OK for trunk?
From 679cf6ea15a965d6d6a75a61fc5ce88e2308e504 Mon Sep 17 00:00:00 2001
From: Jiong Wang <jiong.wang@arm.com>
Date: Wed, 19 Aug 2015 10:58:13 +0100
Subject: [PATCH 2/6] 2
---
bfd/elfnn-aarch64.c | 2 ++
bfd/elfxx-aarch64.c | 2 ++
ld/testsuite/ld-aarch64/aarch64-elf.exp | 2 ++
ld/testsuite/ld-aarch64/emit-relocs-530.d | 7 +++++++
ld/testsuite/ld-aarch64/emit-relocs-530.s | 10 ++++++++++
ld/testsuite/ld-aarch64/emit-relocs-92.d | 8 ++++++++
ld/testsuite/ld-aarch64/emit-relocs-92.s | 10 ++++++++++
7 files changed, 41 insertions(+)
create mode 100644 ld/testsuite/ld-aarch64/emit-relocs-530.d
create mode 100644 ld/testsuite/ld-aarch64/emit-relocs-530.s
create mode 100644 ld/testsuite/ld-aarch64/emit-relocs-92.d
create mode 100644 ld/testsuite/ld-aarch64/emit-relocs-92.s
diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c
index 9277261..962a10e 100644
--- a/bfd/elfnn-aarch64.c
+++ b/bfd/elfnn-aarch64.c
@@ -175,6 +175,7 @@
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC \
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G1 \
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12 \
+ || (R_TYPE) == BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC \
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC \
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21 \
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSLD_ADR_PREL21 \
@@ -5093,6 +5094,7 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto,
break;
case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12:
+ case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC:
value = _bfd_aarch64_elf_resolve_relocation (bfd_r_type, place, value,
signed_addend - dtpoff_base (info),
weak_undef_p);
diff --git a/bfd/elfxx-aarch64.c b/bfd/elfxx-aarch64.c
index 69dac6d..dbb134a 100644
--- a/bfd/elfxx-aarch64.c
+++ b/bfd/elfxx-aarch64.c
@@ -250,6 +250,7 @@ _bfd_aarch64_elf_put_addend (bfd *abfd,
case BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12:
+ case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC:
case BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12:
@@ -400,6 +401,7 @@ _bfd_aarch64_elf_resolve_relocation (bfd_reloc_code_real_type r_type,
case BFD_RELOC_AARCH64_MOVW_G2_S:
case BFD_RELOC_AARCH64_MOVW_G3:
case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12:
+ case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12_NC:
value = value + addend;
break;
diff --git a/ld/testsuite/ld-aarch64/aarch64-elf.exp b/ld/testsuite/ld-aarch64/aarch64-elf.exp
index 15247dc..bb8f4c2 100644
--- a/ld/testsuite/ld-aarch64/aarch64-elf.exp
+++ b/ld/testsuite/ld-aarch64/aarch64-elf.exp
@@ -68,6 +68,7 @@ run_dump_test "weak-undefined"
run_dump_test "emit-relocs-28"
run_dump_test "emit-relocs-86"
run_dump_test "emit-relocs-86-overflow"
+run_dump_test "emit-relocs-92"
run_dump_test "emit-relocs-257"
run_dump_test "emit-relocs-257-be"
# 258 is tested in 257
@@ -120,6 +121,7 @@ run_dump_test "emit-relocs-312"
run_dump_test "emit-relocs-313"
run_dump_test "emit-relocs-529"
run_dump_test "emit-relocs-529-overflow"
+run_dump_test "emit-relocs-530"
# test addend correctness when --emit-relocs specified for non-relocatable obj.
run_dump_test "emit-relocs-local-addend"
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-530.d b/ld/testsuite/ld-aarch64/emit-relocs-530.d
new file mode 100644
index 0000000..fc70bcc
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-530.d
@@ -0,0 +1,7 @@
+#source: emit-relocs-530.s
+#ld: -T relocs.ld -e0 --emit-relocs
+#objdump: -dr
+#...
+0000000000010000 <.text>:
+ 10000: 91001134 add x20, x9, #0x4
+ 10000: R_AARCH64_TLSLD_ADD_DTPREL_LO12_NC v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-530.s b/ld/testsuite/ld-aarch64/emit-relocs-530.s
new file mode 100644
index 0000000..72af8b2
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-530.s
@@ -0,0 +1,10 @@
+ .global v1
+ .global v2
+ .section .tdata,"awT",%progbits
+v1:
+ .word 0xdeaddead
+v2:
+ .word 0xcafecafe
+
+ .text
+ add x20, x9, #:dtprel_lo12_nc:v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-92.d b/ld/testsuite/ld-aarch64/emit-relocs-92.d
new file mode 100644
index 0000000..0ff532b
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-92.d
@@ -0,0 +1,8 @@
+#source: emit-relocs-92.s
+#as: -mabi=ilp32
+#ld: -m [aarch64_choose_ilp32_emul] -e0 --emit-relocs
+#objdump: -dr
+#...
+.* <.text>:
+ .*: 11001134 add w20, w9, #0x4
+ .*: R_AARCH64_P32_TLSLD_ADD_DTPREL_LO12_NC v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-92.s b/ld/testsuite/ld-aarch64/emit-relocs-92.s
new file mode 100644
index 0000000..14b6206
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-92.s
@@ -0,0 +1,10 @@
+ .global v1
+ .global v2
+ .section .tdata,"awT",%progbits
+v1:
+ .word 0xdeaddead
+v2:
+ .word 0xcafecafe
+
+ .text
+ add w20, w9, #:dtprel_lo12_nc:v2
--
1.9.1