From 5641f23e6cde3d79c564d50c227be16fb612b568 Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <ian@airs.com>
Date: Fri, 4 Apr 1997 16:38:02 +0000
Subject: [PATCH] 	* elf32-mips.c (elf_mips_ctor64_howto): Set
 complain_on_overflow 	to complain_overflow_signed.

---
 bfd/ChangeLog    |  5 ++++
 bfd/elf32-mips.c | 69 +++++++++++++++++++++++++++++++++---------------
 2 files changed, 53 insertions(+), 21 deletions(-)

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 31b5a4f5b87..b66d113e103 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+Fri Apr  4 11:37:15 1997  Ian Lance Taylor  <ian@cygnus.com>
+
+	* elf32-mips.c (elf_mips_ctor64_howto): Set complain_on_overflow
+	to complain_overflow_signed.
+
 Thu Apr  3 11:51:54 1997  Ian Lance Taylor  <ian@cygnus.com>
 
 	* VERSION: Set to 2.8.1.
diff --git a/bfd/elf32-mips.c b/bfd/elf32-mips.c
index 5646d1d91a7..c094b763457 100644
--- a/bfd/elf32-mips.c
+++ b/bfd/elf32-mips.c
@@ -698,6 +698,23 @@ static reloc_howto_type elf_mips_howto_table[] =
 	 false)			/* pcrel_offset */
 };
 
+/* The reloc used for BFD_RELOC_CTOR when doing a 64 bit link.  This
+   is a hack to make the linker think that we need 64 bit values.  */
+static reloc_howto_type elf_mips_ctor64_howto =
+  HOWTO (R_MIPS_64,		/* type */
+	 0,			/* rightshift */
+	 4,			/* size (0 = byte, 1 = short, 2 = long) */
+	 32,			/* bitsize */
+	 false,			/* pc_relative */
+	 0,			/* bitpos */
+	 complain_overflow_signed, /* complain_on_overflow */
+	 mips32_64bit_reloc,	/* special_function */
+	 "R_MIPS_64",		/* name */
+	 true,			/* partial_inplace */
+	 0xffffffff,		/* src_mask */
+	 0xffffffff,		/* dst_mask */
+	 false);		/* pcrel_offset */
+
 /* The reloc used for the mips16 jump instruction.  */
 static reloc_howto_type elf_mips16_jump_howto =
   HOWTO (R_MIPS16_26,		/* type */
@@ -1453,6 +1470,26 @@ mips16_gprel_reloc (abfd, reloc_entry, symbol, data, input_section,
   return ret;
 }
 
+/* Return the ISA for a MIPS e_flags value.  */
+
+static INLINE int
+elf_mips_isa (flags)
+     flagword flags;
+{
+  switch (flags & EF_MIPS_ARCH)
+    {
+    case E_MIPS_ARCH_1:
+      return 1;
+    case E_MIPS_ARCH_2:
+      return 2;
+    case E_MIPS_ARCH_3:
+      return 3;
+    case E_MIPS_ARCH_4:
+      return 4;
+    }
+  return 4;
+}
+
 /* A mapping from BFD reloc types to MIPS ELF reloc types.  */
 
 struct elf_reloc_map {
@@ -1465,7 +1502,6 @@ static CONST struct elf_reloc_map mips_reloc_map[] =
   { BFD_RELOC_NONE, R_MIPS_NONE, },
   { BFD_RELOC_16, R_MIPS_16 },
   { BFD_RELOC_32, R_MIPS_32 },
-  { BFD_RELOC_CTOR, R_MIPS_32 },
   { BFD_RELOC_64, R_MIPS_64 },
   { BFD_RELOC_MIPS_JMP, R_MIPS_26 },
   { BFD_RELOC_HI16_S, R_MIPS_HI16 },
@@ -1497,6 +1533,17 @@ bfd_elf32_bfd_reloc_type_lookup (abfd, code)
 	return &elf_mips_howto_table[(int) mips_reloc_map[i].elf_reloc_val];
     }
 
+  /* We need to handle BFD_RELOC_CTOR specially.  If this is a mips3
+     file, then we assume that we are using 64 bit addresses, and use
+     R_MIPS_64.  Otherwise, we use R_MIPS_32.  */
+  if (code == BFD_RELOC_CTOR)
+    {
+      if (elf_mips_isa (elf_elfheader (abfd)->e_flags) < 3)
+	return &elf_mips_howto_table[(int) R_MIPS_32];
+      else
+	return &elf_mips_ctor64_howto;
+    }
+
   /* Special handling for the MIPS16 relocs, since they are made up
      reloc types with a large value.  */
   if (code == BFD_RELOC_MIPS16_JMP)
@@ -1906,26 +1953,6 @@ _bfd_mips_elf_copy_private_bfd_data (ibfd, obfd)
   return true;
 }
 
-/* Return the ISA for a MIPS e_flags value.  */
-
-static INLINE int
-elf_mips_isa (flags)
-     flagword flags;
-{
-  switch (flags & EF_MIPS_ARCH)
-    {
-    case E_MIPS_ARCH_1:
-      return 1;
-    case E_MIPS_ARCH_2:
-      return 2;
-    case E_MIPS_ARCH_3:
-      return 3;
-    case E_MIPS_ARCH_4:
-      return 4;
-    }
-  return 4;
-}
-
 /* Merge backend specific data from an object file to the output
    object file when linking.  */
 
-- 
2.30.2