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[LD][AARCH64]Add BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC Support. 

bfd/

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

	* elfnn-aarch64.c (aarch64_reloc_got_type): Add
	BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC support.
	(elfNN_aarch64_final_link_relocate): 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/aarch64-elf.exp: Run new test.
	* ld-aarch64/emit-relocs-301.d: New.
	* ld-aarch64/emit-relocs-301.s: New.
This commit is contained in:
Renlin Li 2015-10-02 15:54:40 +01:00
parent ca632371ce
commit dc8008f508
7 changed files with 61 additions and 1 deletions
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10
bfd/ChangeLog
View File

@ -1,3 +1,13 @@
2015-10-02 Renlin Li <renlin.li@arm.com>
* elfnn-aarch64.c (aarch64_reloc_got_type): Add
BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC support.
(elfNN_aarch64_final_link_relocate): 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_MOVW_GOTOFF_G0_NC): New.

7
bfd/elfnn-aarch64.c
View File

@ -4447,6 +4447,7 @@ aarch64_reloc_got_type (bfd_reloc_code_real_type r_type)
case BFD_RELOC_AARCH64_LD64_GOTOFF_LO15:
case BFD_RELOC_AARCH64_LD64_GOTPAGE_LO15:
case BFD_RELOC_AARCH64_LD64_GOT_LO12_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
return GOT_NORMAL;
@ -4995,6 +4996,7 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto,
case BFD_RELOC_AARCH64_LD32_GOTPAGE_LO14:
case BFD_RELOC_AARCH64_LD32_GOT_LO12_NC:
case BFD_RELOC_AARCH64_LD64_GOTPAGE_LO15:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
case BFD_RELOC_AARCH64_LD64_GOTOFF_LO15:
case BFD_RELOC_AARCH64_LD64_GOT_LO12_NC:
@ -5064,6 +5066,7 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto,
addend = (globals->root.sgot->output_section->vma
+ globals->root.sgot->output_offset);
break;
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
case BFD_RELOC_AARCH64_LD64_GOTOFF_LO15:
value = (value - globals->root.sgot->output_section->vma
@ -5350,6 +5353,7 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto,
break;
case BFD_RELOC_AARCH64_LD64_GOTOFF_LO15:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
if (h != NULL)
value = aarch64_calculate_got_entry_vma (h, globals, info, value,
@ -6498,6 +6502,7 @@ elfNN_aarch64_gc_sweep_hook (bfd *abfd,
case BFD_RELOC_AARCH64_LD64_GOTOFF_LO15:
case BFD_RELOC_AARCH64_LD64_GOTPAGE_LO15:
case BFD_RELOC_AARCH64_LD64_GOT_LO12_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
case BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSDESC_ADR_PAGE21:
@ -6854,6 +6859,7 @@ elfNN_aarch64_check_relocs (bfd *abfd, struct bfd_link_info *info,
case BFD_RELOC_AARCH64_LD64_GOTOFF_LO15:
case BFD_RELOC_AARCH64_LD64_GOTPAGE_LO15:
case BFD_RELOC_AARCH64_LD64_GOT_LO12_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
case BFD_RELOC_AARCH64_NN:
if (htab->root.dynobj == NULL)
@ -6969,6 +6975,7 @@ elfNN_aarch64_check_relocs (bfd *abfd, struct bfd_link_info *info,
case BFD_RELOC_AARCH64_LD64_GOTOFF_LO15:
case BFD_RELOC_AARCH64_LD64_GOTPAGE_LO15:
case BFD_RELOC_AARCH64_LD64_GOT_LO12_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_G1:
case BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC:
case BFD_RELOC_AARCH64_TLSDESC_ADR_PAGE21:

2
bfd/elfxx-aarch64.c
View File

@ -331,6 +331,7 @@ _bfd_aarch64_elf_put_addend (bfd *abfd,
case BFD_RELOC_AARCH64_MOVW_G2:
case BFD_RELOC_AARCH64_MOVW_G2_NC:
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_TLSLD_MOVW_DTPREL_G0_NC:
case BFD_RELOC_AARCH64_TLSLD_MOVW_DTPREL_G1_NC:
@ -417,6 +418,7 @@ _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_MOVW_GOTOFF_G0_NC:
case BFD_RELOC_AARCH64_MOVW_GOTOFF_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/aarch64-elf.exp: Run new test.
* ld-aarch64/emit-relocs-301.d: New.
* ld-aarch64/emit-relocs-301.s: New.
2015-10-02 Renlin Li <renlin.li@arm.com>
* ld-aarch64/emit-relocs-302.d: New.

3
ld/testsuite/ld-aarch64/aarch64-elf.exp
View File

@ -116,7 +116,8 @@ run_dump_test "emit-relocs-286"
run_dump_test "emit-relocs-286-bad"
# 287-298 are not done yet
run_dump_test "emit-relocs-299"
# 300-301 are not done yet
# 300 is not done yet
run_dump_test "emit-relocs-301"
run_dump_test "emit-relocs-302"
# 303-308 are not done yet
run_dump_test "emit-relocs-309-up"

22
ld/testsuite/ld-aarch64/emit-relocs-301.d Normal file
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@ -0,0 +1,22 @@
#source: emit-relocs-301.s
#ld: -T relocs.ld --defsym globala=0x11000 --defsym globalb=0x45000 --defsym globalc=0x1234 -e0 --emit-relocs
#objdump: -dr
.*: +file format .*
Disassembly of section .text:
0000000000010000 <\.text>:
10000: 580000e1 ldr x1, 1001c <\.text\+0x1c>
10004: 100000c2 adr x2, 1001c <\.text\+0x1c>
10008: 8b010041 add x1, x2, x1
1000c: f2800200 movk x0, #0x10
1000c: R_AARCH64_MOVW_GOTOFF_G0_NC globala
10010: f2800300 movk x0, #0x18
10010: R_AARCH64_MOVW_GOTOFF_G0_NC globalb
10014: f2800100 movk x0, #0x8
10014: R_AARCH64_MOVW_GOTOFF_G0_NC globalc
10018: f8606820 ldr x0, \[x1,x0\]
1001c: 0000ffe4 \.word 0x0000ffe4
1001c: R_AARCH64_PREL64 _GLOBAL_OFFSET_TABLE_
10020: 00000000 \.word 0x00000000

12
ld/testsuite/ld-aarch64/emit-relocs-301.s Normal file
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@ -0,0 +1,12 @@
.text
ldr x1, .Lgot
adr x2, .Lgot
add x1, x2, x1
movk x0, #:gotoff_g0_nc:globala
movk x0, #:gotoff_g0_nc:globalb
movk x0, #:gotoff_g0_nc:globalc
ldr x0, [x1, x0]
.Lgot:
.dword _GLOBAL_OFFSET_TABLE_ - .