diff options
author | Renlin Li <renlin.li@arm.com> | 2015-10-02 17:43:08 +0100 |
---|---|---|
committer | Renlin Li <renlin.li@arm.com> | 2015-10-02 17:56:09 +0100 |
commit | 0484b4549e9e2802e2f9db30a61f4b2a76332a8f (patch) | |
tree | 8e49812239eea7d65c0467b892487eda06752d9c | |
parent | 43a357f99fc8c6535d064c5bce4b2865aa33bdd2 (diff) | |
download | gdb-0484b4549e9e2802e2f9db30a61f4b2a76332a8f.zip gdb-0484b4549e9e2802e2f9db30a61f4b2a76332a8f.tar.gz gdb-0484b4549e9e2802e2f9db30a61f4b2a76332a8f.tar.bz2 |
[LD][AARCH64]Add TLSDESC support for large memory model.
bfd/
2015-10-02 Renlin Li <renlin.li@arm.com>
* elfnn-aarch64.c (aarch64_tls_transition_without_check): Add
relax transitions for TLSDESC_ADD, TLSDESC_LDR, TLSDESC_OFF_G0_NC,
TLSDESC_OFF_G1.
(aarch64_tls_transition_without_check): Add relaxation support.
(aarch64_reloc_got_type): Add support.
(elfNN_aarch64_final_link_relocate): Likewise.
(elfNN_aarch64_tls_relax): 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/aarch64-elf.exp: Run new test.
* ld-aarch64/tls-large-desc.d: New.
* ld-aarch64/tls-large-desc.s: New.
* ld-aarch64/tls-relax-large-desc-ie.d: New.
* ld-aarch64/tls-relax-large-desc-ie.s: New.
* ld-aarch64/tls-relax-large-desc-le.d: New.
* ld-aarch64/tls-relax-large-desc-le.s: New.
-rw-r--r-- | bfd/ChangeLog | 15 | ||||
-rw-r--r-- | bfd/elfnn-aarch64.c | 105 | ||||
-rw-r--r-- | bfd/elfxx-aarch64.c | 4 | ||||
-rw-r--r-- | ld/testsuite/ChangeLog | 10 | ||||
-rw-r--r-- | ld/testsuite/ld-aarch64/aarch64-elf.exp | 3 | ||||
-rw-r--r-- | ld/testsuite/ld-aarch64/tls-large-desc.d | 38 | ||||
-rw-r--r-- | ld/testsuite/ld-aarch64/tls-large-desc.s | 17 | ||||
-rw-r--r-- | ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.d | 18 | ||||
-rw-r--r-- | ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.s | 21 | ||||
-rw-r--r-- | ld/testsuite/ld-aarch64/tls-relax-large-desc-le.d | 18 | ||||
-rw-r--r-- | ld/testsuite/ld-aarch64/tls-relax-large-desc-le.s | 20 |
11 files changed, 266 insertions, 3 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 87aae5e..aef8fe3 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,20 @@ 2015-10-02 Renlin Li <renlin.li@arm.com> + * elfnn-aarch64.c (aarch64_tls_transition_without_check): Add + relax transitions for TLSDESC_ADD, TLSDESC_LDR, TLSDESC_OFF_G0_NC, + TLSDESC_OFF_G1. + (aarch64_tls_transition_without_check): Add relaxation support. + (aarch64_reloc_got_type): Add support. + (elfNN_aarch64_final_link_relocate): Likewise. + (elfNN_aarch64_tls_relax): 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> + * elfnn-aarch64.c (elfNN_aarch64_howto_table): Check overflow for BFD_RELOC_AARCH64_TLSDESC_OFF_G1. diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c index 18ca46f..aa22c3e 100644 --- a/bfd/elfnn-aarch64.c +++ b/bfd/elfnn-aarch64.c @@ -209,12 +209,17 @@ || IS_AARCH64_TLSDESC_RELOC ((R_TYPE))) #define IS_AARCH64_TLS_RELAX_RELOC(R_TYPE) \ - ((R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC \ + ((R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_ADD \ + || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_ADR_PAGE21 \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_ADR_PREL21 \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_CALL \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_LD_PREL19 \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_LDNN_LO12_NC \ + || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_LDR \ + || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC \ + || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_OFF_G1 \ + || (R_TYPE) == BFD_RELOC_AARCH64_TLSDESC_LDR \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21 \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSGD_ADR_PREL21 \ || (R_TYPE) == BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC \ @@ -4432,6 +4437,21 @@ aarch64_tls_transition_without_check (bfd_reloc_code_real_type r_type, ? BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G1 : BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19); + case BFD_RELOC_AARCH64_TLSDESC_LDR: + return (is_local + ? BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G0_NC + : BFD_RELOC_AARCH64_NONE); + + case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC: + return (is_local + ? BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G1_NC + : BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC); + + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: + return (is_local + ? BFD_RELOC_AARCH64_TLSLE_MOVW_TPREL_G2 + : BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G1); + case BFD_RELOC_AARCH64_TLSDESC_LDNN_LO12_NC: case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC: return (is_local @@ -4452,6 +4472,7 @@ aarch64_tls_transition_without_check (bfd_reloc_code_real_type r_type, ? BFD_RELOC_AARCH64_TLSLE_ADD_TPREL_HI12 : BFD_RELOC_AARCH64_TLSIE_LD_GOTTPREL_PREL19); + case BFD_RELOC_AARCH64_TLSDESC_ADD: case BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_CALL: /* Instructions with these relocations will become NOPs. */ @@ -4507,6 +4528,7 @@ aarch64_reloc_got_type (bfd_reloc_code_real_type r_type) case BFD_RELOC_AARCH64_TLSLD_ADR_PREL21: return GOT_TLS_GD; + case BFD_RELOC_AARCH64_TLSDESC_ADD: case BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_ADR_PAGE21: case BFD_RELOC_AARCH64_TLSDESC_ADR_PREL21: @@ -4514,6 +4536,9 @@ aarch64_reloc_got_type (bfd_reloc_code_real_type r_type) case BFD_RELOC_AARCH64_TLSDESC_LD32_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD64_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD_PREL19: + case BFD_RELOC_AARCH64_TLSDESC_LDR: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: return GOT_TLSDESC_GD; case BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21: @@ -5137,7 +5162,9 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto, switch (bfd_r_type) { case BFD_RELOC_AARCH64_NONE: + case BFD_RELOC_AARCH64_TLSDESC_ADD: case BFD_RELOC_AARCH64_TLSDESC_CALL: + case BFD_RELOC_AARCH64_TLSDESC_LDR: *unresolved_reloc_p = FALSE; return bfd_reloc_ok; @@ -5538,13 +5565,11 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto, *unresolved_reloc_p = FALSE; break; - case BFD_RELOC_AARCH64_TLSDESC_ADD: case BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_ADR_PAGE21: case BFD_RELOC_AARCH64_TLSDESC_ADR_PREL21: case BFD_RELOC_AARCH64_TLSDESC_LD32_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD64_LO12_NC: - case BFD_RELOC_AARCH64_TLSDESC_LDR: case BFD_RELOC_AARCH64_TLSDESC_LD_PREL19: if (globals->root.sgot == NULL) return bfd_reloc_notsupported; @@ -5558,6 +5583,24 @@ elfNN_aarch64_final_link_relocate (reloc_howto_type *howto, *unresolved_reloc_p = FALSE; break; + case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: + if (globals->root.sgot == NULL) + return bfd_reloc_notsupported; + + value = (symbol_tlsdesc_got_offset (input_bfd, h, r_symndx) + + globals->root.sgotplt->output_section->vma + + globals->root.sgotplt->output_offset + + globals->sgotplt_jump_table_size); + + value -= (globals->root.sgot->output_section->vma + + globals->root.sgot->output_offset); + + value = _bfd_aarch64_elf_resolve_relocation (bfd_r_type, place, value, + 0, weak_undef_p); + *unresolved_reloc_p = FALSE; + break; + default: return bfd_reloc_notsupported; } @@ -5817,6 +5860,7 @@ elfNN_aarch64_tls_relax (struct elf_aarch64_link_hash_table *globals, return bfd_reloc_continue; } + case BFD_RELOC_AARCH64_TLSDESC_ADD: case BFD_RELOC_AARCH64_TLSDESC_ADD_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_CALL: /* GD->IE/LE relaxation: @@ -5826,6 +5870,55 @@ elfNN_aarch64_tls_relax (struct elf_aarch64_link_hash_table *globals, bfd_putl32 (INSN_NOP, contents + rel->r_offset); return bfd_reloc_ok; + case BFD_RELOC_AARCH64_TLSDESC_LDR: + if (is_local) + { + /* GD->LE relaxation: + ldr xd, [gp, xn] => movk x0, #:tprel_g0_nc:var + */ + bfd_putl32 (0xf2800000, contents + rel->r_offset); + return bfd_reloc_continue; + } + else + { + /* GD->IE relaxation: + ldr xd, [gp, xn] => ldr x0, [gp, xn] + */ + insn = bfd_getl32 (contents + rel->r_offset); + insn &= 0xffffffe0; + bfd_putl32 (insn, contents + rel->r_offset); + return bfd_reloc_ok; + } + + case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC: + /* GD->LE relaxation: + movk xd, #:tlsdesc_off_g0_nc:var => movk x0, #:tprel_g1_nc:var, lsl #16 + GD->IE relaxation: + movk xd, #:tlsdesc_off_g0_nc:var => movk xd, #:gottprel_g0_nc:var + */ + if (is_local) + bfd_putl32 (0xf2a00000, contents + rel->r_offset); + return bfd_reloc_continue; + + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: + if (is_local) + { + /* GD->LE relaxation: + movz xd, #:tlsdesc_off_g1:var => movz x0, #:tprel_g2:var, lsl #32 + */ + bfd_putl32 (0xd2c00000, contents + rel->r_offset); + return bfd_reloc_continue; + } + else + { + /* GD->IE relaxation: + movz xd, #:tlsdesc_off_g1:var => movz xd, #:gottprel_g1:var, lsl #16 + */ + insn = bfd_getl32 (contents + rel->r_offset); + bfd_putl32 (0xd2a00000 | (insn & 0x1f), contents + rel->r_offset); + return bfd_reloc_continue; + } + case BFD_RELOC_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21: /* IE->LE relaxation: adrp xd, :gottprel:var => movz xd, :tprel_g1:var @@ -6240,6 +6333,8 @@ elfNN_aarch64_relocate_section (bfd *output_bfd, case BFD_RELOC_AARCH64_TLSDESC_ADR_PREL21: case BFD_RELOC_AARCH64_TLSDESC_LDNN_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD_PREL19: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: if (! symbol_tlsdesc_got_offset_mark_p (input_bfd, h, r_symndx)) { bfd_boolean need_relocs = FALSE; @@ -6623,6 +6718,8 @@ elfNN_aarch64_gc_sweep_hook (bfd *abfd, case BFD_RELOC_AARCH64_TLSDESC_LD32_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD64_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD_PREL19: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC: case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21: case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21: @@ -7100,6 +7197,8 @@ elfNN_aarch64_check_relocs (bfd *abfd, struct bfd_link_info *info, case BFD_RELOC_AARCH64_TLSDESC_LD32_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD64_LO12_NC: case BFD_RELOC_AARCH64_TLSDESC_LD_PREL19: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G0_NC: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: case BFD_RELOC_AARCH64_TLSGD_ADD_LO12_NC: case BFD_RELOC_AARCH64_TLSGD_ADR_PAGE21: case BFD_RELOC_AARCH64_TLSGD_ADR_PREL21: diff --git a/bfd/elfxx-aarch64.c b/bfd/elfxx-aarch64.c index 47e1977..7e4236c 100644 --- a/bfd/elfxx-aarch64.c +++ b/bfd/elfxx-aarch64.c @@ -333,6 +333,8 @@ _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_TLSDESC_OFF_G0_NC: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC: case BFD_RELOC_AARCH64_TLSGD_MOVW_G1: case BFD_RELOC_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC: @@ -424,6 +426,8 @@ _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_TLSDESC_OFF_G0_NC: + case BFD_RELOC_AARCH64_TLSDESC_OFF_G1: case BFD_RELOC_AARCH64_TLSGD_MOVW_G0_NC: case BFD_RELOC_AARCH64_TLSGD_MOVW_G1: case BFD_RELOC_AARCH64_TLSLD_ADD_DTPREL_HI12: diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog index a95de8c..43b688f 100644 --- a/ld/testsuite/ChangeLog +++ b/ld/testsuite/ChangeLog @@ -1,5 +1,15 @@ 2015-10-02 Renlin Li <renlin.li@arm.com> + * ld-aarch64/aarch64-elf.exp: Run new test. + * ld-aarch64/tls-large-desc.d: New. + * ld-aarch64/tls-large-desc.s: New. + * ld-aarch64/tls-relax-large-desc-ie.d: New. + * ld-aarch64/tls-relax-large-desc-ie.s: New. + * ld-aarch64/tls-relax-large-desc-le.d: New. + * ld-aarch64/tls-relax-large-desc-le.s: New. + +2015-10-02 Renlin Li <renlin.li@arm.com> + * ld-aarch64/aarch64-elf.exp: run new test * ld-aarch64/tls-relax-large-gd-ie.d: New. * ld-aarch64/tls-relax-large-gd-ie.s: New. diff --git a/ld/testsuite/ld-aarch64/aarch64-elf.exp b/ld/testsuite/ld-aarch64/aarch64-elf.exp index f51de9c..5c55dc7 100644 --- a/ld/testsuite/ld-aarch64/aarch64-elf.exp +++ b/ld/testsuite/ld-aarch64/aarch64-elf.exp @@ -183,6 +183,8 @@ run_dump_test "tls-relax-gdesc-le" run_dump_test "tls-relax-gd-ie" run_dump_test "tls-relax-large-gd-ie" run_dump_test "tls-relax-large-gd-le" +run_dump_test "tls-relax-large-desc-ie" +run_dump_test "tls-relax-large-desc-le" run_dump_test "tls-relax-gdesc-ie" run_dump_test "tls-relax-ie-le" run_dump_test "tls-relax-ld-le-small" @@ -200,6 +202,7 @@ run_dump_test "tls-tiny-desc-ie" run_dump_test "tls-tiny-desc-le" run_dump_test "tls-tiny-ie" run_dump_test "tls-large-ie" +run_dump_test "tls-large-desc" run_dump_test "tls-tiny-ld" run_dump_test "tls-small-ld" run_dump_test "tlsle" diff --git a/ld/testsuite/ld-aarch64/tls-large-desc.d b/ld/testsuite/ld-aarch64/tls-large-desc.d new file mode 100644 index 0000000..0d309f1 --- /dev/null +++ b/ld/testsuite/ld-aarch64/tls-large-desc.d @@ -0,0 +1,38 @@ +#source: tls-large-desc.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: 8b020032 add x18, x1, x2 + +1000c: d2a00000 movz x0, #0x0, lsl #16 + +10010: f2800500 movk x0, #0x28 + +10014: f8606a41 ldr x1, \[x18,x0\] + +10018: 8b000240 add x0, x18, x0 + +1001c: d63f0020 blr x1 + +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: f9401211 ldr x17, \[x16,#32\] + +10034: 91008210 add x16, x16, #0x20 + +10038: d61f0220 br x17 + +1003c: d503201f nop + +10040: d503201f nop + +10044: d503201f nop + +10048: a9bf0fe2 stp x2, x3, \[sp,#-16\]! + +1004c: 90000082 adrp x2, 20000 \<_GLOBAL_OFFSET_TABLE_\> + +10050: 90000083 adrp x3, 20000 \<_GLOBAL_OFFSET_TABLE_\> + +10054: f9400442 ldr x2, \[x2,#8\] + +10058: 91004063 add x3, x3, #0x10 + +1005c: d61f0040 br x2 + +10060: d503201f nop + +10064: d503201f nop diff --git a/ld/testsuite/ld-aarch64/tls-large-desc.s b/ld/testsuite/ld-aarch64/tls-large-desc.s new file mode 100644 index 0000000..424f67c --- /dev/null +++ b/ld/testsuite/ld-aarch64/tls-large-desc.s @@ -0,0 +1,17 @@ + .global var + .text +test: + ldr x1, .Lgot + adr x2, .Lgot + add x18, x1, x2 + + movz x0, #:tlsdesc_off_g1:var + movk x0, #:tlsdesc_off_g0_nc:var + .tlsdescldr var + ldr x1, [x18, x0] + .tlsdescadd var + add x0, x18, x0 + .tlsdesccall var + blr x1 + +.Lgot: .xword _GLOBAL_OFFSET_TABLE_ - . diff --git a/ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.d b/ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.d new file mode 100644 index 0000000..64abbcd --- /dev/null +++ b/ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.d @@ -0,0 +1,18 @@ +#source: tls-relax-large-desc-ie.s +#ld: -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: 8b020032 add x18, x1, x2 + +1000c: d2a00000 movz x0, #0x0, lsl #16 + +10010: f2800100 movk x0, #0x8 + +10014: f8606a40 ldr x0, \[x18,x0\] + +10018: d503201f nop + +1001c: d503201f nop + +10020: 0000ffe0 .word 0x0000ffe0 + +10024: 00000000 .word 0x00000000 diff --git a/ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.s b/ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.s new file mode 100644 index 0000000..a4d1e00 --- /dev/null +++ b/ld/testsuite/ld-aarch64/tls-relax-large-desc-ie.s @@ -0,0 +1,21 @@ + .global var + .section .tdata,"awT",%progbits +var: + .word 2 + + .text +test: + ldr x1, .Lgot + adr x2, .Lgot + add x18, x1, x2 + + movz x0, #:tlsdesc_off_g1:var + movk x0, #:tlsdesc_off_g0_nc:var + .tlsdescldr var + ldr x1, [x18, x0] + .tlsdescadd var + add x0, x18, x0 + .tlsdesccall var + blr x1 + +.Lgot: .xword _GLOBAL_OFFSET_TABLE_ - . diff --git a/ld/testsuite/ld-aarch64/tls-relax-large-desc-le.d b/ld/testsuite/ld-aarch64/tls-relax-large-desc-le.d new file mode 100644 index 0000000..9cd0b31 --- /dev/null +++ b/ld/testsuite/ld-aarch64/tls-relax-large-desc-le.d @@ -0,0 +1,18 @@ +#source: tls-relax-large-desc-le.s +#ld: -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: 8b020032 add x18, x1, x2 + +1000c: d2c00000 movz x0, #0x0, lsl #32 + +10010: f2a00000 movk x0, #0x0, lsl #16 + +10014: f2800200 movk x0, #0x10 + +10018: d503201f nop + +1001c: d503201f nop + +10020: 0000ffe0 .word 0x0000ffe0 + +10024: 00000000 .word 0x00000000 diff --git a/ld/testsuite/ld-aarch64/tls-relax-large-desc-le.s b/ld/testsuite/ld-aarch64/tls-relax-large-desc-le.s new file mode 100644 index 0000000..ff27c4e --- /dev/null +++ b/ld/testsuite/ld-aarch64/tls-relax-large-desc-le.s @@ -0,0 +1,20 @@ + .section .tdata +var: + .word 2 + + .text +test: + ldr x1, .Lgot + adr x2, .Lgot + add x18, x1, x2 + + movz x0, #:tlsdesc_off_g1:var + movk x0, #:tlsdesc_off_g0_nc:var + .tlsdescldr var + ldr x1, [x18, x0] + .tlsdescadd var + add x0, x18, x0 + .tlsdesccall var + blr x1 + +.Lgot: .xword _GLOBAL_OFFSET_TABLE_ - . |