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[LD][AARCH64]Add BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC support. 

bfd/

2015-10-02  Renlin Li <renlin.li@arm.com>

	* elfnn-aarch64.c (aarch64_reloc_got_type): Add
	BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC support.
	(elfNN_aarch64_final_link_relocate): Likewise.
	(elfNN_aarch64_relocate_section): Likewise.
	(elfNN_aarch64_gc_sweep_hook): Likewise.
	(elfNN_aarch64_check_relocs): Likewise.
	* elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
	(_bfd_aarch64_elf_resolve_relocation): Likewise.

ld/testsuite/

2015-10-02  Renlin Li <renlin.li@arm.com>

	* ld-aarch64/emit-relocs-516.d: New.
	* ld-aarch64/emit-relocs-516.s: New.
	* ld-aarch64/aarch64-elf.exp: Run new test.
This commit is contained in:
Renlin Li 2015-10-02 16:37:22 +01:00
parent 3e8286c0d2
commit 7ba7cfe431
7 changed files with 74 additions and 0 deletions
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11
bfd/ChangeLog
View File

@ -1,3 +1,14 @@
2015-10-02 Renlin Li <renlin.li@arm.com>
* elfnn-aarch64.c (aarch64_reloc_got_type): Add
BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC support.
(elfNN_aarch64_final_link_relocate): Likewise.
(elfNN_aarch64_relocate_section): Likewise.
(elfNN_aarch64_gc_sweep_hook): Likewise.
(elfNN_aarch64_check_relocs): Likewise.
* elfxx-aarch64.c (_bfd_aarch64_elf_put_addend): Likewise.
(_bfd_aarch64_elf_resolve_relocation): Likewise.
2015-10-02 Renlin Li <renlin.li@arm.com>
* reloc.c (BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC): New entry.

5
bfd/elfnn-aarch64.c
View File

@ -4486,6 +4486,7 @@ aarch64_reloc_got_type (bfd_reloc_code_real_type r_type)
case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21:
case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
case BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21:
@ -5473,6 +5474,7 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto,
*unresolved_reloc_p = FALSE;
break;
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
if (globals->root.sgot == NULL)
return bfd_reloc_notsupported;
@ -6021,6 +6023,7 @@ elfNN_aarch64_relocate_section (bfd *output_bfd,
case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21:
case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
case BFD_RELOC_AARCH64_TLSLD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSLD_ADR_PAGE21:
@ -6557,6 +6560,7 @@ elfNN_aarch64_gc_sweep_hook (bfd *abfd,
case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21:
case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
case BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21:
case BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC:
@ -7031,6 +7035,7 @@ elfNN_aarch64_check_relocs (bfd *abfd, struct bfd_link_info *info,
case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21:
case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
case BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21:
case BFD_RELOC_AARCH64_TLSIE_LD32_GOTTPREL_LO12_NC:

2
bfd/elfxx-aarch64.c
View File

@ -333,6 +333,7 @@ _bfd_aarch64_elf_put_addend (bfd *abfd,
case BFD_RELOC_AARCH64_MOVW_G3:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
case BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G0_NC:
case BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1_NC:
@ -421,6 +422,7 @@ _bfd_aarch64_elf_resolve_relocation (bfd_reloc_code_real_type r_type,
case BFD_RELOC_AARCH64_MOVW_G3:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC:
case BFD_RELOC_AARCH64_TLSGD_MOVW_G1:
case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_HI12:
case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_LO12:

6
ld/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2015-10-02 Renlin Li <renlin.li@arm.com>
* ld-aarch64/emit-relocs-516.d: New.
* ld-aarch64/emit-relocs-516.s: New.
* ld-aarch64/aarch64-elf.exp: Run new test.
2015-10-02 Renlin Li <renlin.li@arm.com>
* ld-aarch64/emit-relocs-515.d: New.

1
ld/testsuite/ld-aarch64/aarch64-elf.exp
View File

@ -129,6 +129,7 @@ run_dump_test "emit-relocs-311"
run_dump_test "emit-relocs-312"
run_dump_test "emit-relocs-313"
run_dump_test "emit-relocs-515"
run_dump_test "emit-relocs-516"
run_dump_test "emit-relocs-523"
run_dump_test "emit-relocs-524"
run_dump_test "emit-relocs-525"

34
ld/testsuite/ld-aarch64/emit-relocs-516.d Normal file
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@ -0,0 +1,34 @@
#source: emit-relocs-516.s
#ld: -shared -T relocs.ld -e0
#objdump: -dr
#...
Disassembly of section .text:
0000000000010000 \<test\>:
10000: 58000101 ldr x1, 10020 \<test\+0x20\>
10004: 100000e2 adr x2, 10020 \<test\+0x20\>
10008: 8b020021 add x1, x1, x2
1000c: f2800100 movk x0, #0x8
10010: f2800300 movk x0, #0x18
10014: 8b000020 add x0, x1, x0
10018: 9400000c bl 10048 \<test\+0x48\>
1001c: d503201f nop
10020: 0000ffe0 .word 0x0000ffe0
10024: 00000000 .word 0x00000000
Disassembly of section .plt:
0000000000010028 \<.plt\>:
10028: a9bf7bf0 stp x16, x30, \[sp,#-16\]!
1002c: 90000090 adrp x16, 20000 \<_GLOBAL_OFFSET_TABLE_\>
10030: f9401e11 ldr x17, \[x16,#56\]
10034: 9100e210 add x16, x16, #0x38
10038: d61f0220 br x17
1003c: d503201f nop
10040: d503201f nop
10044: d503201f nop
10048: 90000090 adrp x16, 20000 \<_GLOBAL_OFFSET_TABLE_\>
1004c: f9402211 ldr x17, \[x16,#64\]
10050: 91010210 add x16, x16, #0x40
10054: d61f0220 br x17

15
ld/testsuite/ld-aarch64/emit-relocs-516.s Normal file
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@ -0,0 +1,15 @@
.global var
.global dummy
.text
test:
ldr x1, .Lgot
adr x2, .Lgot
add x1, x1, x2
movk x0, #:tlsgd_g0_nc:var
movk x0, #:tlsgd_g0_nc:dummy
add x0, x1, x0
bl __tls_get_addr
nop
.Lgot: .xword _GLOBAL_OFFSET_TABLE_ - .