* elf64-mips.c (elf_mips_gnu_rel16_s2): Add internally used

	R_MIPS_GNU_REL16_S2 support.
	(bfd_elf64_bfd_reloc_type_lookup): Use it.
	(mips_elf64_rtype_to_howto): Use it.
	* elfn32-mips.c (elf_mips_gnu_rel16_s2): Add internally used
	R_MIPS_GNU_REL16_S2 support.
	(bfd_elf32_bfd_reloc_type_lookup): Use it.
	(mips_elf_n32_rtype_to_howto): Use it.

3 files changed, 89 insertions, 0 deletions

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index a24d725816..14f90db7c0 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,14 @@
+2003-05-22  Thiemo Seufer <seufer@csv.ica.uni-stuttgart.de>
+
+	* elf64-mips.c (elf_mips_gnu_rel16_s2): Add internally used
+	R_MIPS_GNU_REL16_S2 support.
+	(bfd_elf64_bfd_reloc_type_lookup): Use it.
+	(mips_elf64_rtype_to_howto): Use it.
+	* elfn32-mips.c (elf_mips_gnu_rel16_s2): Add internally used
+	R_MIPS_GNU_REL16_S2 support.
+	(bfd_elf32_bfd_reloc_type_lookup): Use it.
+	(mips_elf_n32_rtype_to_howto): Use it.
+
 2003-05-21  Stuart F. Downing  <sdowning@fame.com>
 
 	* som.h: Define PA_2_0 before including a.out.h
diff --git a/bfd/elf64-mips.c b/bfd/elf64-mips.c
index 6e7321cacc..a43b3da9f7 100644
--- a/bfd/elf64-mips.c
+++ b/bfd/elf64-mips.c
@@ -1227,6 +1227,38 @@ static reloc_howto_type elf_mips_gnu_vtentry_howto =
 	 0,			/* dst_mask */
 	 FALSE);		/* pcrel_offset */
 
+/* 16 bit offset for pc-relative branches.  */
+static reloc_howto_type elf_mips_gnu_rel16_s2 =
+  HOWTO (R_MIPS_GNU_REL16_S2,	/* type */
+	 2,			/* rightshift */
+	 2,			/* size (0 = byte, 1 = short, 2 = long) */
+	 16,			/* bitsize */
+	 TRUE,			/* pc_relative */
+	 0,			/* bitpos */
+	 complain_overflow_signed, /* complain_on_overflow */
+	 bfd_elf_generic_reloc,	/* special_function */
+	 "R_MIPS_GNU_REL16_S2",	/* name */
+	 TRUE,			/* partial_inplace */
+	 0x0000ffff,		/* src_mask */
+	 0x0000ffff,		/* dst_mask */
+	 TRUE);			/* pcrel_offset */
+
+/* 16 bit offset for pc-relative branches.  */
+static reloc_howto_type elf_mips_gnu_rela16_s2 =
+  HOWTO (R_MIPS_GNU_REL16_S2,	/* type */
+	 2,			/* rightshift */
+	 2,			/* size (0 = byte, 1 = short, 2 = long) */
+	 16,			/* bitsize */
+	 TRUE,			/* pc_relative */
+	 0,			/* bitpos */
+	 complain_overflow_signed, /* complain_on_overflow */
+	 bfd_elf_generic_reloc,	/* special_function */
+	 "R_MIPS_GNU_REL16_S2",	/* name */
+	 FALSE,			/* partial_inplace */
+	 0,			/* src_mask */
+	 0x0000ffff,		/* dst_mask */
+	 TRUE);			/* pcrel_offset */
+
 /* Swap in a MIPS 64-bit Rel reloc.  */
 
 static void
@@ -1960,6 +1992,8 @@ bfd_elf64_bfd_reloc_type_lookup (abfd, code)
       return &elf_mips_gnu_vtinherit_howto;
     case BFD_RELOC_VTABLE_ENTRY:
       return &elf_mips_gnu_vtentry_howto;
+    case BFD_RELOC_16_PCREL_S2:
+      return &elf_mips_gnu_rela16_s2;
     default:
       bfd_set_error (bfd_error_bad_value);
       return NULL;
@@ -1983,6 +2017,11 @@ mips_elf64_rtype_to_howto (r_type, rela_p)
       return &elf_mips_gnu_vtinherit_howto;
     case R_MIPS_GNU_VTENTRY:
       return &elf_mips_gnu_vtentry_howto;
+    case R_MIPS_GNU_REL16_S2:
+      if (rela_p)
+	return &elf_mips_gnu_rela16_s2;
+      else
+	return &elf_mips_gnu_rel16_s2;
     default:
       BFD_ASSERT (r_type < (unsigned int) R_MIPS_max);
       if (rela_p)
diff --git a/bfd/elfn32-mips.c b/bfd/elfn32-mips.c
index ab255fa697..2e49948882 100644
--- a/bfd/elfn32-mips.c
+++ b/bfd/elfn32-mips.c
@@ -1199,6 +1199,38 @@ static reloc_howto_type elf_mips_gnu_vtentry_howto =
 	 0,			/* dst_mask */
 	 FALSE);		/* pcrel_offset */
 
+/* 16 bit offset for pc-relative branches.  */
+static reloc_howto_type elf_mips_gnu_rel16_s2 =
+  HOWTO (R_MIPS_GNU_REL16_S2,	/* type */
+	 2,			/* rightshift */
+	 2,			/* size (0 = byte, 1 = short, 2 = long) */
+	 16,			/* bitsize */
+	 TRUE,			/* pc_relative */
+	 0,			/* bitpos */
+	 complain_overflow_signed, /* complain_on_overflow */
+	 mips_elf_generic_reloc, /* special_function */
+	 "R_MIPS_GNU_REL16_S2",	/* name */
+	 TRUE,			/* partial_inplace */
+	 0x0000ffff,		/* src_mask */
+	 0x0000ffff,		/* dst_mask */
+	 TRUE);			/* pcrel_offset */
+
+/* 16 bit offset for pc-relative branches.  */
+static reloc_howto_type elf_mips_gnu_rela16_s2 =
+  HOWTO (R_MIPS_GNU_REL16_S2,	/* type */
+	 2,			/* rightshift */
+	 2,			/* size (0 = byte, 1 = short, 2 = long) */
+	 16,			/* bitsize */
+	 TRUE,			/* pc_relative */
+	 0,			/* bitpos */
+	 complain_overflow_signed, /* complain_on_overflow */
+	 mips_elf_generic_reloc, /* special_function */
+	 "R_MIPS_GNU_REL16_S2",	/* name */
+	 FALSE,			/* partial_inplace */
+	 0,			/* src_mask */
+	 0x0000ffff,		/* dst_mask */
+	 TRUE);			/* pcrel_offset */
+
 /* This is derived from bfd_elf_generic_reloc.  NewABI allows us to have
    several relocations against the same address.  The addend is derived
    from the addends of preceding relocations.  If we don't need to
@@ -1897,6 +1929,8 @@ bfd_elf32_bfd_reloc_type_lookup (abfd, code)
       return &elf_mips_gnu_vtinherit_howto;
     case BFD_RELOC_VTABLE_ENTRY:
       return &elf_mips_gnu_vtentry_howto;
+    case BFD_RELOC_16_PCREL_S2:
+      return &elf_mips_gnu_rela16_s2;
     default:
       bfd_set_error (bfd_error_bad_value);
       return NULL;
@@ -1920,6 +1954,11 @@ mips_elf_n32_rtype_to_howto (r_type, rela_p)
       return &elf_mips_gnu_vtinherit_howto;
     case R_MIPS_GNU_VTENTRY:
       return &elf_mips_gnu_vtentry_howto;
+    case R_MIPS_GNU_REL16_S2:
+      if (rela_p)
+	return &elf_mips_gnu_rela16_s2;
+      else
+	return &elf_mips_gnu_rel16_s2;
     default:
       BFD_ASSERT (r_type < (unsigned int) R_MIPS_max);
       if (rela_p)