bfd/:

2005-02-15  Nigel Stephens  <nigel@mips.com>
            Maciej W. Rozycki  <macro@mips.com>

	* elf32-mips.c (elf_mips16_howto_table_rel): New array for MIPS16
	reloc howtos.  Add R_MIPS16_HI16 and R_MIPS16_LO16 relocs and
	R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
	(elf_mips16_jump_howto): Move into elf_mips16_howto_table_rel.
	(elf_mips16_gprel_howto): Likewise.  Redefine src_mask and
	dst_mask.
	(mips16_gprel_reloc): Remove bit shuffling; call
	_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
	and _bfd_mips16_elf_reloc_shuffle() instead.
	(mips16_reloc_map): New reloc map for MIPS16 relocs.
	(bfd_elf32_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
	relocs.
	(mips_elf32_rtype_to_howto): Fetch MIPS16 howtos from
	elf_mips16_howto_table_rel.
	* elf64-mips.c (mips16_elf64_howto_table_rel): New array for
	MIPS16 REL reloc howtos.  Add R_MIPS16_HI16 and R_MIPS16_LO16
	relocs and R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
	(elf_mips16_jump_howto): Move into mips16_elf64_howto_table_rel.
	(elf_mips16_gprel_howto): Likewise.  Redefine src_mask and
	dst_mask.
	(mips16_elf64_howto_table_rela): New array for MIPS16 RELA
	reloc howtos.  Add R_MIPS16_26, R_MIPS16_GPREL, R_MIPS16_HI16 and
	R_MIPS16_LO16 relocs and R_MIPS16_GOT16 and R_MIPS16_CALL16
	placeholders.
	(mips16_gprel_reloc): Remove bit shuffling; call
	_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
	and _bfd_mips16_elf_reloc_shuffle() instead.
	(mips16_reloc_map): New reloc map for MIPS16 relocs.
	(bfd_elf64_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
	relocs.
	(mips_elf64_rtype_to_howto): Fetch MIPS16 howtos from
	mips16_elf64_howto_table_rela or mips16_elf64_howto_table_rel.
	* elfn32-mips.c (elf_mips16_howto_table_rel): New array for MIPS16
	REL reloc howtos.  Add R_MIPS16_HI16 and R_MIPS16_LO16 relocs and
	R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
	(elf_mips16_jump_howto): Move into elf_mips16_howto_table_rel.
	(elf_mips16_gprel_howto): Likewise.  Redefine src_mask and
	dst_mask.
	(mips16_gprel_reloc): Remove bit shuffling; call
	_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
	and _bfd_mips16_elf_reloc_shuffle() instead.
	(mips16_reloc_map): New reloc map for MIPS16 relocs.
	(bfd_elf32_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
	relocs.
	(mips_elf_n32_rtype_to_howto): Fetch MIPS16 howtos from
	elf_mips16_howto_table_rela or elf_mips16_howto_table_rel.
	* elfxx-mips.c (_bfd_mips16_elf_reloc_unshuffle): New function to
	handle bit shuffling for MIPS16 relocs.
	(_bfd_mips16_elf_reloc_shuffle): Likewise.
	(_bfd_mips_elf_lo16_reloc): Use _bfd_mips16_elf_reloc_unshuffle()
	and _bfd_mips16_elf_reloc_shuffle().
	(_bfd_mips_elf_generic_reloc): Likewise.
	(mips_elf_calculate_relocation): Likewise.  Handle R_MIPS16_HI16
	and R_MIPS16_LO16.
	(mips_elf_obtain_contents): Remove bit shuffling.
	(mips_elf_perform_relocation): Likewise; call
	_bfd_mips16_elf_reloc_unshuffle() and _bfd_mips16_elf_reloc_shuffle()
	instead.
	(_bfd_mips_elf_relocate_section): Likewise.  Handle R_MIPS16_HI16
	and R_MIPS16_LO16.
	* elfxx-mips.h (_bfd_mips16_elf_reloc_unshuffle): Declare.
	(_bfd_mips16_elf_reloc_shuffle): Likewise.
	* reloc.c (BFD_RELOC_MIPS16_HI16): New reloc.
	(BFD_RELOC_MIPS16_HI16_S): Likewise.
	(BFD_RELOC_MIPS16_LO16): Likewise.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.

gas/:
2005-02-15  Nigel Stephens  <nigel@mips.com>
            Maciej W. Rozycki  <macro@mips.com>

	* config/tc-mips.c (reloc_needs_lo_p): Handle
	BFD_RELOC_MIPS16_HI16_S.
	(fixup_has_matching_lo_p): Handle BFD_RELOC_MIPS16_LO16.
	(append_insn): Add BFD_RELOC_MIPS16_GPREL, BFD_RELOC_MIPS16_HI16_S
	and BFD_RELOC_MIPS16_LO16 to relocs to suppress overflow
	complaints on.
	(mips16_ip): Resolve BFD_RELOC_MIPS16_HI16_S,
	BFD_RELOC_MIPS16_HI16 and BFD_RELOC_MIPS16_LO16 for constants.
	Call my_getSmallExpression() to parse percent operators.
	(percent_op_match, mips_percent_op): Separate definitions.
	(mips16_percent_op): Define percent operators for the MIPS16 mode.
	(parse_relocation): Handle the MIPS16 mode using
	mips16_percent_op.
	(md_apply_fix3): Handle BFD_RELOC_MIPS16_HI16,
	BFD_RELOC_MIPS16_HI16_S and BFD_RELOC_MIPS16_LO16.

gas/testsuite/:
2005-02-15  Nigel Stephens  <nigel@mips.com>
            Maciej W. Rozycki  <macro@mips.com>

	* gas/mips/mips16-hilo.d: New test for the R_MIPS16_HI16 and
	R_MIPS16_LO16 relocs.
	* gas/mips/mips16-hilo-n32.d: Likewise, for the n32 ABI.
	* gas/mips/mips16-hilo.s: Source for the new tests.
	* gas/mips/mips.exp: Run the new tests.

include/:
2005-02-15  Nigel Stephens  <nigel@mips.com>
            Maciej W. Rozycki  <macro@mips.com>

	* elf/mips.h (R_MIPS16_GOT16): New reloc code.
	(R_MIPS16_CALL16): Likewise.
	(R_MIPS16_HI16): Likewise.
	(R_MIPS16_LO16): Likewise.
	(R_MIPS16_min): New fake reloc code.
	(R_MIPS16_max): Likewise.

ld/testsuite/:
2005-02-15  Nigel Stephens  <nigel@mips.com>
            Maciej W. Rozycki  <macro@mips.com>

	* ld-mips-elf/mips16-hilo.d: New test for the R_MIPS16_HI16 and
	R_MIPS16_LO16 relocs.
	* ld-mips-elf/mips16-hilo-n32.d: Likewise, for the n32 ABI.
	* ld-mips-elf/mips16-hilo.s: Auxiliary source for the new tests.
	* ld-mips-elf/mips-elf.exp: Run the new tests.

1 files changed, 16 insertions, 0 deletions

diff --git a/bfd/reloc.c b/bfd/reloc.c
index f304935..a32d0b2 100644
--- a/bfd/reloc.c
+++ b/bfd/reloc.c
@@ -2063,6 +2063,22 @@ ENUMDOC
   Low 16 bits.
 
 ENUM
+  BFD_RELOC_MIPS16_HI16
+ENUMDOC
+  MIPS16 high 16 bits of 32-bit value.
+ENUM
+  BFD_RELOC_MIPS16_HI16_S
+ENUMDOC
+  MIPS16 high 16 bits of 32-bit value but the low 16 bits will be sign
+     extended and added to form the final result.  If the low 16
+     bits form a negative number, we need to add one to the high value
+     to compensate for the borrow when the low bits are added.
+ENUM
+  BFD_RELOC_MIPS16_LO16
+ENUMDOC
+  MIPS16 low 16 bits.
+
+ENUM
   BFD_RELOC_MIPS_LITERAL
 ENUMDOC
   Relocation against a MIPS literal section.