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authorJiong Wang <jiong.wang@arm.com>2015-08-11 17:44:30 +0100
committerJiong Wang <jiong.wang@arm.com>2015-08-11 21:26:41 +0100
commit40fbed84815b00960f7fac8d2e7857942df4308c (patch)
tree8b34a3e6e9238e69dc36aedddffa81df498c8e43
parent70151fb54ab6e3d5dc7f99fe3fbfa7ad2f1ab2af (diff)
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[AArch64][8/8] LD support BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12
2015-08-11 Jiong Wang <jiong.wang@arm.com> bfd/ * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12. (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-529.s: New testcase. * ld-aarch64/emit-relocs-529-overflow.s: Likewise. * ld-aarch64/emit-relocs-86.s: Likewise. * ld-aarch64/emit-relocs-86-overflow.s: Likewise. * ld-aarch64/emit-relocs-529.d: New expectation file. * ld-aarch64/emit-relocs-529-overflow.d: Likewise. * ld-aarch64/emit-relocs-86.d: Likewise. * ld-aarch64/emit-relocs-86-overflow.d: Likewise. * ld-aarch64/aarch64-elf.exp: Run new testcases.
-rw-r--r--bfd/ChangeLog10
-rw-r--r--bfd/elfnn-aarch64.c8
-rw-r--r--bfd/elfxx-aarch64.c2
-rw-r--r--ld/testsuite/ChangeLog12
-rw-r--r--ld/testsuite/ld-aarch64/aarch64-elf.exp4
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-529-overflow.d4
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-529-overflow.s11
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-529.d7
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-529.s10
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-86-overflow.d5
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-86-overflow.s11
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-86.d8
-rw-r--r--ld/testsuite/ld-aarch64/emit-relocs-86.s10
13 files changed, 102 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 61554a7..97fffdd 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,5 +1,15 @@
2015-08-11 Jiong Wang <jiong.wang@arm.com>
+ * elfnn-aarch64.c (IS_AARCH64_TLS_RELOC): Recognize
+ BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12.
+ (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.
+
+2015-08-11 Jiong Wang <jiong.wang@arm.com>
+
* reloc.c (BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12): New entry.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c
index 80beda7..c8ad421 100644
--- a/bfd/elfnn-aarch64.c
+++ b/bfd/elfnn-aarch64.c
@@ -174,6 +174,7 @@
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19 \
|| (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_LO12_NC \
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21 \
|| (R_TYPE) == BFD_RELOC_AARCH64_TLSLD_ADR_PREL21 \
@@ -4174,6 +4175,7 @@ aarch64_reloc_got_type (bfd_reloc_code_real_type r_type)
case BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19:
return GOT_TLS_IE;
+ case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12_NC:
@@ -5078,6 +5080,12 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto,
*unresolved_reloc_p = FALSE;
break;
+ case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12:
+ value = _bfd_aarch64_elf_resolve_relocation (bfd_r_type, place, value,
+ signed_addend - dtpoff_base (info),
+ weak_undef_p);
+ break;
+
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12_NC:
diff --git a/bfd/elfxx-aarch64.c b/bfd/elfxx-aarch64.c
index 75f518d..a861773 100644
--- a/bfd/elfxx-aarch64.c
+++ b/bfd/elfxx-aarch64.c
@@ -249,6 +249,7 @@ _bfd_aarch64_elf_put_addend (bfd *abfd,
case BFD_RELOC_AARCH64_ADD_LO12:
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_LO12_NC:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12:
case BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_LO12:
@@ -398,6 +399,7 @@ _bfd_aarch64_elf_resolve_relocation (bfd_reloc_code_real_type r_type,
case BFD_RELOC_AARCH64_MOVW_G2_NC:
case BFD_RELOC_AARCH64_MOVW_G2_S:
case BFD_RELOC_AARCH64_MOVW_G3:
+ case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12:
value = value + addend;
break;
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index d618866..dae1cbb 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,5 +1,17 @@
2015-08-11 Jiong Wang <jiong.wang@arm.com>
+ * ld-aarch64/emit-relocs-529.s: New testcase.
+ * ld-aarch64/emit-relocs-529-overflow.s: Likewise.
+ * ld-aarch64/emit-relocs-86.s: Likewise.
+ * ld-aarch64/emit-relocs-86-overflow.s: Likewise.
+ * ld-aarch64/emit-relocs-529.d: New expectation file.
+ * ld-aarch64/emit-relocs-529-overflow.d: Likewise.
+ * ld-aarch64/emit-relocs-86.d: Likewise.
+ * ld-aarch64/emit-relocs-86-overflow.d: Likewise.
+ * ld-aarch64/aarch64-elf.exp: Run new testcases.
+
+2015-08-11 Jiong Wang <jiong.wang@arm.com>
+
* ld-aarch64/tls-small-ld.s: Update testcase.
2015-08-11 Jiong Wang <jiong.wang@arm.com>
diff --git a/ld/testsuite/ld-aarch64/aarch64-elf.exp b/ld/testsuite/ld-aarch64/aarch64-elf.exp
index 0c06610..c8a8aae 100644
--- a/ld/testsuite/ld-aarch64/aarch64-elf.exp
+++ b/ld/testsuite/ld-aarch64/aarch64-elf.exp
@@ -59,6 +59,8 @@ run_dump_test "erratum843419"
# Relocation Tests
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-257"
run_dump_test "emit-relocs-257-be"
# 258 is tested in 257
@@ -109,6 +111,8 @@ run_dump_test "emit-relocs-309-low-bad"
run_dump_test "emit-relocs-311"
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"
# 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-529-overflow.d b/ld/testsuite/ld-aarch64/emit-relocs-529-overflow.d
new file mode 100644
index 0000000..6635905
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-529-overflow.d
@@ -0,0 +1,4 @@
+#source: emit-relocs-529-overflow.s
+#ld: -T relocs.ld -e0 --emit-relocs
+#objdump: -dr
+#error: .*\(.text\+0x\d+\): relocation truncated to fit: R_AARCH64_TLSLD_ADD_DTPREL_LO12 against symbol `v2' .*
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-529-overflow.s b/ld/testsuite/ld-aarch64/emit-relocs-529-overflow.s
new file mode 100644
index 0000000..deddcbf
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-529-overflow.s
@@ -0,0 +1,11 @@
+ .global v1
+ .size v1, 4096
+ .global v2
+ .section .tdata,"awT",%progbits
+v1:
+ .zero 4096
+v2:
+ .word 0xcafecafe
+
+ .text
+ add x20, x9, #:dtprel_lo12:v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-529.d b/ld/testsuite/ld-aarch64/emit-relocs-529.d
new file mode 100644
index 0000000..e2286e5
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-529.d
@@ -0,0 +1,7 @@
+#source: emit-relocs-529.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 v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-529.s b/ld/testsuite/ld-aarch64/emit-relocs-529.s
new file mode 100644
index 0000000..ec84f57
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-529.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:v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-86-overflow.d b/ld/testsuite/ld-aarch64/emit-relocs-86-overflow.d
new file mode 100644
index 0000000..fb727b3
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-86-overflow.d
@@ -0,0 +1,5 @@
+#source: emit-relocs-86-overflow.s
+#as: -mabi=ilp32
+#ld: -m aarch64linux32 -e0 --emit-relocs
+#objdump: -dr
+#error: .*\(.text\+0x\d+\): relocation truncated to fit: R_AARCH64_P32_TLSLD_ADD_DTPREL_LO12 against symbol `v2' .*
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-86-overflow.s b/ld/testsuite/ld-aarch64/emit-relocs-86-overflow.s
new file mode 100644
index 0000000..945a66c
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-86-overflow.s
@@ -0,0 +1,11 @@
+ .global v1
+ .size v1, 4096
+ .global v2
+ .section .tdata,"awT",%progbits
+v1:
+ .zero 4096
+v2:
+ .word 0xcafecafe
+
+ .text
+ add w20, w9, #:dtprel_lo12:v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-86.d b/ld/testsuite/ld-aarch64/emit-relocs-86.d
new file mode 100644
index 0000000..c0f5aca
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-86.d
@@ -0,0 +1,8 @@
+#source: emit-relocs-86.s
+#as: -mabi=ilp32
+#ld: -m aarch64linux32 -e0 --emit-relocs
+#objdump: -dr
+#...
+00400094 <.text>:
+ 400094: 11001134 add w20, w9, #0x4
+ 400094: R_AARCH64_P32_TLSLD_ADD_DTPREL_LO12 v2
diff --git a/ld/testsuite/ld-aarch64/emit-relocs-86.s b/ld/testsuite/ld-aarch64/emit-relocs-86.s
new file mode 100644
index 0000000..d56d864
--- /dev/null
+++ b/ld/testsuite/ld-aarch64/emit-relocs-86.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:v2