PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
static bfd_reloc_status_type mips16_gprel_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+/* start-sanitize-sky */
+static bfd_reloc_status_type dvp_u15_s3_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+/* end-sanitize-sky */
static boolean mips_elf_adjust_dynindx
PARAMS ((struct elf_link_hash_entry *, PTR));
static boolean mips_elf_relocate_section
enum reloc_type
{
+#if 0
+ /* These are now in elf/mips.h. */
R_MIPS_NONE = 0,
R_MIPS_16, R_MIPS_32,
R_MIPS_REL32, R_MIPS_26,
R_MIPS_GPREL16, R_MIPS_LITERAL,
R_MIPS_GOT16, R_MIPS_PC16,
R_MIPS_CALL16, R_MIPS_GPREL32,
+#endif
/* The remaining relocs are defined on Irix, although they are not
in the MIPS ELF ABI. */
- R_MIPS_UNUSED1, R_MIPS_UNUSED2,
+ R_MIPS_UNUSED1 = 13, R_MIPS_UNUSED2,
R_MIPS_UNUSED3,
R_MIPS_SHIFT5, R_MIPS_SHIFT6,
R_MIPS_64, R_MIPS_GOT_DISP,
/* These relocs are for the dvp. */
R_MIPS_DVP_11_PCREL = 120,
R_MIPS_DVP_27_S4 = 121,
+ R_MIPS_DVP_11_S4 = 122,
+ R_MIPS_DVP_U15_S3 = 123,
/* end-sanitize-sky */
/* These are GNU extensions to enable C++ vtable garbage collection. */
R_MIPS_GNU_VTINHERIT = 253,
0x7ffffff0, /* src_mask */
0x7ffffff0, /* dst_mask */
false); /* pcrel_offset */
+static reloc_howto_type elf_mips_dvp_11_s4_howto =
+ HOWTO (R_MIPS_DVP_11_S4, /* type */
+ 4, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 11, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_MIPS_DVP_11_S4", /* name */
+ false, /* partial_inplace */
+ 0x03ff, /* src_mask */
+ 0x03ff, /* dst_mask */
+ false); /* pcrel_offset */
+static reloc_howto_type elf_mips_dvp_u15_s3_howto =
+ HOWTO (R_MIPS_DVP_U15_S3, /* type */
+ 3, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 15, /* bitsize */
+ false, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_unsigned, /* complain_on_overflow */
+ dvp_u15_s3_reloc, /* special_function */
+ "R_MIPS_DVP_U15_S3", /* name */
+ false, /* partial_inplace */
+ 0xf03ff, /* src_mask */
+ 0xf03ff, /* dst_mask */
+ false); /* pcrel_offset */
/* end-sanitize-sky */
/* GNU extension to record C++ vtable hierarchy */
return ret;
}
+/* start-sanitize-sky */
+/* Handle a dvp R_MIPS_DVP_U15_S3 reloc.
+ This is needed because the bits aren't contiguous. */
+
+static bfd_reloc_status_type
+dvp_u15_s3_reloc (abfd, reloc_entry, symbol, data, input_section,
+ output_bfd, error_message)
+ bfd *abfd;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message;
+{
+ boolean relocateable;
+ bfd_reloc_status_type ret;
+ bfd_vma relocation;
+ bfd_vma x;
+
+ /* If we're relocating, and this is an external symbol with no
+ addend, we don't want to change anything. We will only have an
+ addend if this is a newly created reloc, not read from an ELF
+ file. See bfd_elf_generic_reloc. */
+ if (output_bfd != NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ /* partial_inplace is false, so this test always succeeds,
+ but for clarity and consistency with bfd_elf_generic_reloc
+ this is left as is. */
+ && (! reloc_entry->howto->partial_inplace
+ || reloc_entry->addend == 0))
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ if (reloc_entry->address > input_section->_cooked_size)
+ return bfd_reloc_outofrange;
+
+ relocation = (symbol->value
+ + symbol->section->output_section->vma
+ + symbol->section->output_offset);
+ relocation += reloc_entry->addend;
+ relocation >>= 3;
+
+ x = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
+ x |= (((relocation & 0x7800) << 10)
+ | (relocation & 0x7ff));
+ bfd_put_32 (abfd, x, (bfd_byte *) data + reloc_entry->address);
+
+ if (relocation & ~(bfd_vma) 0x7fff)
+ return bfd_reloc_overflow;
+ return bfd_reloc_ok;
+}
+
+/* end-sanitize-sky */
/* Return the ISA for a MIPS e_flags value. */
static INLINE int
{
case E_MIPS_MACH_3900:
return bfd_mach_mips3900;
-
+
case E_MIPS_MACH_4010:
return bfd_mach_mips4010;
-
+
case E_MIPS_MACH_4100:
return bfd_mach_mips4100;
/* start-sanitize-vr4320 */
case E_MIPS_MACH_4320:
return bfd_mach_mips4320;
/* end-sanitize-vr4320 */
-
+
case E_MIPS_MACH_4650:
return bfd_mach_mips4650;
/* start-sanitize-tx49 */
return bfd_mach_mips4900;
/* end-sanitize-tx49 */
/* start-sanitize-vr5400 */
-
+
case E_MIPS_MACH_5400:
return bfd_mach_mips5400;
/* end-sanitize-vr5400 */
/* start-sanitize-r5900 */
-
+
case E_MIPS_MACH_5900:
return bfd_mach_mips5900;
/* end-sanitize-r5900 */
-
+
default:
switch (flags & EF_MIPS_ARCH)
{
case E_MIPS_ARCH_1:
return bfd_mach_mips3000;
break;
-
+
case E_MIPS_ARCH_2:
return bfd_mach_mips6000;
break;
-
+
case E_MIPS_ARCH_3:
return bfd_mach_mips4000;
break;
-
+
case E_MIPS_ARCH_4:
return bfd_mach_mips8000;
break;
return &elf_mips_dvp_11_pcrel_howto;
case BFD_RELOC_MIPS_DVP_27_S4:
return &elf_mips_dvp_27_s4_howto;
+ case BFD_RELOC_MIPS_DVP_11_S4:
+ return &elf_mips_dvp_11_s4_howto;
+ case BFD_RELOC_MIPS_DVP_U15_S3:
+ return &elf_mips_dvp_u15_s3_howto;
/* end-sanitize-sky */
case BFD_RELOC_VTABLE_INHERIT:
return &elf_mips_gnu_vtinherit_howto;
case R_MIPS_DVP_27_S4:
cache_ptr->howto = &elf_mips_dvp_27_s4_howto;
break;
+ case R_MIPS_DVP_11_S4:
+ cache_ptr->howto = &elf_mips_dvp_11_s4_howto;
+ break;
+ case R_MIPS_DVP_U15_S3:
+ cache_ptr->howto = &elf_mips_dvp_u15_s3_howto;
+ break;
/* end-sanitize-sky */
case R_MIPS_GNU_VTINHERIT:
cache_ptr->howto = &elf_mips_gnu_vtinherit_howto;
_bfd_mips_elf_object_p (abfd)
bfd *abfd;
{
- bfd_default_set_arch_mach (abfd, bfd_arch_mips,
+ bfd_default_set_arch_mach (abfd, bfd_arch_mips,
elf_mips_mach (elf_elfheader (abfd)->e_flags));
return true;
}
case bfd_mach_mips3000:
val = E_MIPS_ARCH_1;
break;
-
+
case bfd_mach_mips3900:
val = E_MIPS_ARCH_1 | E_MIPS_MACH_3900;
break;
-
+
case bfd_mach_mips6000:
val = E_MIPS_ARCH_2;
break;
}
/* Compare the ISA's. */
- if ((new_flags & (EF_MIPS_ARCH | EF_MIPS_MACH))
+ if ((new_flags & (EF_MIPS_ARCH | EF_MIPS_MACH))
!= (old_flags & (EF_MIPS_ARCH | EF_MIPS_MACH)))
{
/* If either has no machine specified, just compare the general isa's. */
/* Don't warn about mixing -mips1 and -mips2 code, or mixing -mips3
and -mips4 code. They will normally use the same data sizes and
calling conventions. */
-
+
new_isa = elf_mips_isa (new_flags);
old_isa = elf_mips_isa (old_flags);
if ((new_isa == 1 || new_isa == 2)
{
(*_bfd_error_handler)
(_("%s: ISA mismatch (%d) with previous modules (%d)"),
- bfd_get_filename (ibfd),
- elf_mips_mach (new_flags),
+ bfd_get_filename (ibfd),
+ elf_mips_mach (new_flags),
elf_mips_mach (old_flags));
ok = false;
}
-
+
new_flags &= ~ (EF_MIPS_ARCH | EF_MIPS_MACH);
old_flags &= ~ (EF_MIPS_ARCH | EF_MIPS_MACH);
}
asection *msec;
if (_bfd_dwarf2_find_nearest_line (abfd, section, symbols, offset,
- filename_ptr, functionname_ptr,
+ filename_ptr, functionname_ptr,
line_ptr))
return true;
/* start-sanitize-sky */
&& r_type != R_MIPS_DVP_11_PCREL
&& r_type != R_MIPS_DVP_27_S4
+ && r_type != R_MIPS_DVP_11_S4
+ && r_type != R_MIPS_DVP_U15_S3
/* end-sanitize-sky */
&& r_type != R_MIPS16_26
&& r_type != R_MIPS16_GPREL)
howto = &elf_mips_dvp_11_pcrel_howto;
else if (r_type == R_MIPS_DVP_27_S4)
howto = &elf_mips_dvp_27_s4_howto;
+ else if (r_type == R_MIPS_DVP_11_S4)
+ howto = &elf_mips_dvp_11_s4_howto;
+ else if (r_type == R_MIPS_DVP_U15_S3)
+ howto = &elf_mips_dvp_u15_s3_howto;
/* end-sanitize-sky */
else
howto = elf_mips_howto_table + r_type;
contents + rel->r_offset + 2);
}
}
+ /* start-sanitize-sky */
+ else if (r_type == R_MIPS_DVP_U15_S3)
+ {
+ if (rel->r_offset > input_section->_raw_size)
+ r = bfd_reloc_outofrange;
+ else
+ {
+ bfd_vma x;
+
+ relocation += rel->r_addend;
+ relocation >>= 3;
+
+ x = bfd_get_32 (input_bfd, contents + rel->r_offset);
+ relocation += ((x & (0xf << 21)) >> 10) + (x & 0x7ff);
+ x &= ~ ((0xf << 21) | 0x7ff);
+ x |= (((relocation & 0x7800) << 10)
+ | (relocation & 0x7ff));
+ bfd_put_32 (input_bfd, x, contents + rel->r_offset);
+
+ if (relocation & ~ (bfd_vma) 0x7fff)
+ r = bfd_reloc_overflow;
+ else
+ r = bfd_reloc_ok;
+ }
+ }
+ /* end-sanitize-sky */
else
r = _bfd_final_link_relocate (howto, input_bfd, input_section,
contents, rel->r_offset,
#define elf_backend_gc_mark_hook mips_elf_gc_mark_hook
#define elf_backend_gc_sweep_hook mips_elf_gc_sweep_hook
+#define elf_backend_got_header_size (4*MIPS_RESERVED_GOTNO)
+#define elf_backend_plt_header_size 0
+
#include "elf32-target.h"
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