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| author | Alexander Fedotov-B55613 <b55613@freescale.com> | 2017-09-05 08:22:17 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2017-09-05 08:42:27 +0930 |
| commit | 83eef883581525d04df3a8e53a82c01d0d12b56a (patch) | |
| tree | 0b0f139532eacf737ad092c9ea64d26e3fde211e /bfd | |
| parent | 31cf148787509fcf33bc6adb05bbf16bee48835d (diff) | |
| download | gdb-83eef883581525d04df3a8e53a82c01d0d12b56a.zip gdb-83eef883581525d04df3a8e53a82c01d0d12b56a.tar.gz gdb-83eef883581525d04df3a8e53a82c01d0d12b56a.tar.bz2 | |
Missing relocation R_PPC_VLE_ADDR20 and add VLE flag to details in readelf
include/
* elf/ppc.h (R_PPC_VLE_ADDR20): New relocation.
bfd/
* elf32-ppc.c (ppc_elf_howto_raw): Add R_PPC_VLE_ADDR20.
(ppc_elf_check_relocs): Handle it.
(ppc_elf_vle_split20): New function.
(ppc_elf_relocate_section): Handle R_PPC_VLE_ADDR20.
binutils/
* readelf.c (get_elf_section_flags): Add VLE.
(process_section_headers): Add VLE key to details.
gas/
* config/tc-ppc.c (md_parse_option): Handle "mno-vle" flag.
(ppc_elf_section_letter): New function.
* config/tc-ppc.h (md_elf_section_letter): New.
* testsuite/gas/elf/section10.d: Adjust for VLE.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 8 | ||||
| -rw-r--r-- | bfd/elf32-ppc.c | 37 |
2 files changed, 45 insertions, 0 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 3b3a53c..1957ca9 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,11 @@ +2017-09-05 Alexander Fedotov <alexander.fedotov@nxp.com> + Edmar Wienskoski <edmar.wienskoski@nxp.com + + * elf32-ppc.c (ppc_elf_howto_raw): Add R_PPC_VLE_ADDR20. + (ppc_elf_check_relocs): Handle it. + (ppc_elf_vle_split20): New function. + (ppc_elf_relocate_section): Handle R_PPC_VLE_ADDR20. + 2017-09-03 H.J. Lu <hongjiu.lu@intel.com> PR ld/22071 diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c index 2bdba9f..da4adea 100644 --- a/bfd/elf32-ppc.c +++ b/bfd/elf32-ppc.c @@ -1656,6 +1656,21 @@ static reloc_howto_type ppc_elf_howto_raw[] = { 0x3e007ff, /* dst_mask */ FALSE), /* pcrel_offset */ + /* e_li split20 format. */ + HOWTO (R_PPC_VLE_ADDR20, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 20, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_PPC_VLE_ADDR20", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x1f07ff, /* dst_mask */ + FALSE), /* pcrel_offset */ + HOWTO (R_PPC_IRELATIVE, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ @@ -4268,6 +4283,7 @@ ppc_elf_check_relocs (bfd *abfd, case R_PPC_VLE_HI16D: case R_PPC_VLE_HA16A: case R_PPC_VLE_HA16D: + case R_PPC_VLE_ADDR20: break; case R_PPC_EMB_SDA2REL: @@ -4986,6 +5002,23 @@ ppc_elf_vle_split16 (bfd *input_bfd, insn |= value & 0x7ff; bfd_put_32 (input_bfd, insn, loc); } + +static void +ppc_elf_vle_split20 (bfd *output_bfd, bfd_byte *loc, bfd_vma value) +{ + unsigned int insn; + + insn = bfd_get_32 (output_bfd, loc); + /* We have an li20 field, bits 17..20, 11..15, 21..31. */ + /* Top 4 bits of value to 17..20. */ + insn |= (value & 0xf0000) >> 5; + /* Next 5 bits of the value to 11..15. */ + insn |= (value & 0xf800) << 5; + /* And the final 11 bits of the value to bits 21 to 31. */ + insn |= value & 0x7ff; + bfd_put_32 (output_bfd, insn, loc); +} + /* Choose which PLT scheme to use, and set .plt flags appropriately. Returns -1 on error, 0 for old PLT, 1 for new PLT. */ @@ -9512,6 +9545,10 @@ ppc_elf_relocate_section (bfd *output_bfd, } goto copy_reloc; + case R_PPC_VLE_ADDR20: + ppc_elf_vle_split20 (output_bfd, contents + rel->r_offset, relocation); + continue; + /* Relocate against the beginning of the section. */ case R_PPC_SECTOFF: case R_PPC_SECTOFF_LO: |