| From e9e4d4837cfea27e67fa656ede535f250205eb2c Mon Sep 17 00:00:00 2001 |
| From: Nagaraju Mekala <nmekala@xilix.com> |
| Date: Wed, 24 Oct 2018 12:34:37 +0530 |
| Subject: [PATCH 22/52] fixing the .bss relocation issue |
| |
| --- |
| bfd/elf64-microblaze.c | 18 ++++++++++++------ |
| 1 file changed, 12 insertions(+), 6 deletions(-) |
| |
| Index: gdb-9.2/bfd/elf64-microblaze.c |
| =================================================================== |
| --- gdb-9.2.orig/bfd/elf64-microblaze.c |
| +++ gdb-9.2/bfd/elf64-microblaze.c |
| @@ -1492,7 +1492,7 @@ microblaze_elf_relocate_section (bfd *ou |
| + input_section->output_offset |
| + offset + INST_WORD_SIZE); |
| unsigned long insn = bfd_get_32 (input_bfd, contents + offset +endian); |
| - if (insn == 0xb2000000 || insn == 0xb2ffffff) |
| + if ((insn & 0xff000000) == 0xb2000000) |
| { |
| insn &= ~0x00ffffff; |
| insn |= (relocation >> 16) & 0xffffff; |
| @@ -1606,7 +1606,7 @@ microblaze_elf_relocate_section (bfd *ou |
| + offset + INST_WORD_SIZE); |
| } |
| unsigned long insn = bfd_get_32 (input_bfd, contents + offset +endian); |
| - if (insn == 0xb2000000 || insn == 0xb2ffffff) |
| + if ((insn & 0xff000000) == 0xb2000000) |
| { |
| insn &= ~0x00ffffff; |
| insn |= (relocation >> 16) & 0xffffff; |
| @@ -1735,7 +1735,7 @@ microblaze_bfd_write_imm_value_32 (bfd * |
| { |
| unsigned long instr = bfd_get_32 (abfd, bfd_addr); |
| |
| - if (instr == 0xb2000000 || instr == 0xb2ffffff) |
| + if ((instr & 0xff000000) == 0xb2000000) |
| { |
| instr &= ~0x00ffffff; |
| instr |= (val & 0xffffff); |
| @@ -1758,7 +1758,7 @@ microblaze_bfd_write_imm_value_64 (bfd * |
| unsigned long instr_lo; |
| |
| instr_hi = bfd_get_32 (abfd, bfd_addr); |
| - if (instr_hi == 0xb2000000 || instr_hi == 0xb2ffffff) |
| + if ((instr_hi & 0xff000000) == 0xb2000000) |
| { |
| instr_hi &= ~0x00ffffff; |
| instr_hi |= (val >> 16) & 0xffffff; |
| @@ -2251,7 +2251,10 @@ microblaze_elf_relax_section (bfd *abfd, |
| unsigned long instr_lo = bfd_get_32 (abfd, ocontents |
| + irelscan->r_offset |
| + INST_WORD_SIZE); |
| - immediate = (instr_hi & 0x0000ffff) << 16; |
| + if ((instr_hi & 0xff000000) == 0xb2000000) |
| + immediate = (instr_hi & 0x00ffffff) << 24; |
| + else |
| + immediate = (instr_hi & 0x0000ffff) << 16; |
| immediate |= (instr_lo & 0x0000ffff); |
| offset = calc_fixup (irelscan->r_addend, 0, sec); |
| immediate -= offset; |
| @@ -2295,7 +2298,10 @@ microblaze_elf_relax_section (bfd *abfd, |
| unsigned long instr_lo = bfd_get_32 (abfd, ocontents |
| + irelscan->r_offset |
| + INST_WORD_SIZE); |
| - immediate = (instr_hi & 0x0000ffff) << 16; |
| + if ((instr_hi & 0xff000000) == 0xb2000000) |
| + immediate = (instr_hi & 0x00ffffff) << 24; |
| + else |
| + immediate = (instr_hi & 0x0000ffff) << 16; |
| immediate |= (instr_lo & 0x0000ffff); |
| target_address = immediate; |
| offset = calc_fixup (target_address, 0, sec); |