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| author | Bernd Schmidt <bernds@codesourcery.com> | 2011-05-20 10:10:00 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@codesourcery.com> | 2011-05-20 10:10:00 +0000 |
| commit | 4a73203297f58dc69d033355f166defe8950ea1c (patch) | |
| tree | 05243448236dfff3d27a237cb767e562acc5862e /bfd/elf32-tic6x.c | |
| parent | b3c8eb43f1e3f7d21851b3d82f9438ec372f9417 (diff) | |
| download | gdb-4a73203297f58dc69d033355f166defe8950ea1c.zip gdb-4a73203297f58dc69d033355f166defe8950ea1c.tar.gz gdb-4a73203297f58dc69d033355f166defe8950ea1c.tar.bz2 | |
ld/testsuite/
* ld-tic6x/pcr-reloc.d: New test.
* ld-tic6x/pcr-reloc.s: New test.
gas/testsuite/
* gas/tic6x/pcr-relocs.d: New test.
* gas/tic6x/pcr-relocs.s: New test.
* gas/tic6x/pcr-relocs-undef.d: New test.
* gas/tic6x/pcr-relocs-undef.s: New test.
* gas/tic6x/reloc-bad-2.s: Update for pcr_offset.
* gas/tic6x/reloc-bad-2.l: Update for pcr_offset.
bfd/
* elf32-tic6x.c (elf32_tic6x_howto_table): Add entries for
R_C6000_PCR_H16 and R_C6000_PCR_L16.
(elf32_tic6x_relocate_section): Handle them.
gas/
* config/tc-tic6x.c (tic6x_operators): Add "pcr_offset".
(tic6x_parse_name): Handle it.
(tic6x_fix_new_exp): Handle O_pcr_offset.
(tic6x_fix_adjustable): Return 0 for the new relocs.
(md_apply_fix): Handle them.
(tc_gen_reloc): Likewise.
* config/tc-tic6x.h (tic6x_fix_info): Add a fix_subsy member.
Diffstat (limited to 'bfd/elf32-tic6x.c')
| -rw-r--r-- | bfd/elf32-tic6x.c | 48 |
1 files changed, 43 insertions, 5 deletions
diff --git a/bfd/elf32-tic6x.c b/bfd/elf32-tic6x.c index efacfb9..9b2b0f0 100644 --- a/bfd/elf32-tic6x.c +++ b/bfd/elf32-tic6x.c @@ -528,8 +528,32 @@ static reloc_howto_type elf32_tic6x_howto_table[] = 0, /* src_mask */ 0xffffffff, /* dst_mask */ FALSE), /* pcrel_offset */ - EMPTY_HOWTO (29), - EMPTY_HOWTO (30), + HOWTO (R_C6000_PCR_H16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + TRUE, /* pc_relative */ + 7, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_C6000_PCR_H16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x007fff80, /* dst_mask */ + TRUE), /* pcrel_offset */ + HOWTO (R_C6000_PCR_L16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + TRUE, /* pc_relative */ + 7, /* bitpos */ + complain_overflow_dont,/* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_C6000_PCR_L16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x007fff80, /* dst_mask */ + TRUE), /* pcrel_offset */ EMPTY_HOWTO (31), EMPTY_HOWTO (32), EMPTY_HOWTO (33), @@ -1112,8 +1136,8 @@ static reloc_howto_type elf32_tic6x_howto_table_rel[] = 0, /* src_mask */ 0xffffffff, /* dst_mask */ FALSE), /* pcrel_offset */ - EMPTY_HOWTO (29), - EMPTY_HOWTO (30), + EMPTY_HOWTO (R_C6000_PCR_H16), + EMPTY_HOWTO (R_C6000_PCR_L16), EMPTY_HOWTO (31), EMPTY_HOWTO (32), EMPTY_HOWTO (33), @@ -2264,7 +2288,7 @@ elf32_tic6x_relocate_section (bfd *output_bfd, Elf_Internal_Sym *sym; asection *sec; struct elf_link_hash_entry *h; - bfd_vma off, relocation; + bfd_vma off, off2, relocation; bfd_boolean unresolved_reloc; bfd_reloc_status_type r; struct bfd_link_hash_entry *sbh; @@ -2378,6 +2402,20 @@ elf32_tic6x_relocate_section (bfd *output_bfd, unresolved_reloc = FALSE; break; + case R_C6000_PCR_H16: + case R_C6000_PCR_L16: + off = (input_section->output_section->vma + + input_section->output_offset + + rel->r_offset); + /* These must be calculated as R = S - FP(FP(PC) - A). + PC, here, is the value we just computed in OFF. RELOCATION + has the address of S + A. */ + relocation -= rel->r_addend; + off2 = ((off & ~(bfd_vma)0x1f) - rel->r_addend) & (bfd_vma)~0x1f; + off2 = relocation - off2; + relocation = off + off2; + break; + case R_C6000_DSBT_INDEX: relocation = elf32_tic6x_hash_table (info)->params.dsbt_index; if (!info->shared || relocation != 0) |