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authorJiong Wang <jiong.wang@arm.com>2015-08-11 16:58:20 +0100
committerJiong Wang <jiong.wang@arm.com>2015-08-11 21:24:38 +0100
commit1107e076cff62e1093da024ab73e5648051781ab (patch)
treeca72acc370b2bbbfec993dce72f18cc0d27fd3b3 /bfd
parent2c0a466a7f83eb1ee5f5da0bdd7b4b643fbe3278 (diff)
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[AArch64][2/8] GAS support BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21
2015-08-11 Jiong Wang <jiong.wang@arm.com> bfd/ * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21): New entry. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21. gas/ * config/tc-aarch64.c (reloc_table): New relocation modifiers. (md_apply_fix): Support BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21. (aarch64_force_relocation): Likewise. gas/testsuite/ * gas/aarch64/reloc-tlsldm-page-1.s: New testcase. * gas/aarch64/reloc-tlsldm-page-ilp32-1.s: Likewise. * gas/aarch64/reloc-tlsldm-page-1.d: New expectation file. * gas/aarch64/reloc-tlsldm-page-ilp32-1.d: Likewise.
Diffstat (limited to 'bfd')
-rw-r--r--bfd/ChangeLog8
-rw-r--r--bfd/bfd-in2.h4
-rw-r--r--bfd/elfnn-aarch64.c16
-rw-r--r--bfd/libbfd.h1
-rw-r--r--bfd/reloc.c5
5 files changed, 34 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 7912368..666b3cd 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,11 @@
+2015-08-11 Jiong Wang <jiong.wang@arm.com>
+
+ * reloc.c (BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21): New entry.
+ * bfd-in2.h: Regenerate.
+ * libbfd.h: Regenerate.
+ * elfnn-aarch64.c (elfNN_aarch64_howto_table): New entry for
+ BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21.
+
2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
PR ld/18808
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index c27db8d..43e1324 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -5794,6 +5794,10 @@ BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21. */
/* AArch64 TLS INITIAL EXEC relocation. */
BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19,
+/* GOT entry page address for AArch64 TLS Local Dynamic, used with ADRP
+instruction. */
+ BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21,
+
/* GOT entry address for AArch64 TLS Local Dynamic, used with ADR instruction. */
BFD_RELOC_AARCH64_TLSLD_ADR_PREL21,
diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c
index 9712253..16769bc 100644
--- a/bfd/elfnn-aarch64.c
+++ b/bfd/elfnn-aarch64.c
@@ -1025,6 +1025,22 @@ static reloc_howto_type elfNN_aarch64_howto_table[] =
0x1ffffc, /* dst_mask */
FALSE), /* pcrel_offset */
+ /* Get to the page for the GOT entry for the symbol
+ (G(S) - P) using an ADRP instruction. */
+ HOWTO (AARCH64_R (TLSLD_ADR_PAGE21), /* type */
+ 12, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 21, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ AARCH64_R_STR (TLSLD_ADR_PAGE21), /* name */
+ FALSE, /* partial_inplace */
+ 0x1fffff, /* src_mask */
+ 0x1fffff, /* dst_mask */
+ TRUE), /* pcrel_offset */
+
HOWTO (AARCH64_R (TLSLD_ADR_PREL21), /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
diff --git a/bfd/libbfd.h b/bfd/libbfd.h
index 18e3c40..03e9393 100644
--- a/bfd/libbfd.h
+++ b/bfd/libbfd.h
@@ -2759,6 +2759,7 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
"BFD_RELOC_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC",
"BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC",
"BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19",
+ "BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21",
"BFD_RELOC_AARCH64_TLSLD_ADR_PREL21",
"BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G2",
"BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G1",
diff --git a/bfd/reloc.c b/bfd/reloc.c
index 3478006..d6252c8 100644
--- a/bfd/reloc.c
+++ b/bfd/reloc.c
@@ -6844,6 +6844,11 @@ ENUM
ENUMDOC
AArch64 TLS INITIAL EXEC relocation.
ENUM
+ BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21
+ENUMDOC
+ GOT entry page address for AArch64 TLS Local Dynamic, used with ADRP
+ instruction.
+ENUM
BFD_RELOC_AARCH64_TLSLD_ADR_PREL21
ENUMDOC
GOT entry address for AArch64 TLS Local Dynamic, used with ADR instruction.