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$NetBSD: patch-aa,v 1.1 1999/01/04 22:37:31 tv Exp $
--- ./bfd/elf64-alpha.c.orig Fri May 1 11:48:09 1998
+++ ./bfd/elf64-alpha.c Tue Dec 29 15:31:36 1998
@@ -1012,9 +1012,16 @@
#define PLT_HEADER_WORD4 0x6b7b0000 /* jmp $27,($27) */
#define PLT_ENTRY_SIZE 12
+#ifdef __NetBSD__
+/* XXX. XXX. For NetBSD 1.3 compatibility - should be fixed better */
+#define PLT_ENTRY_WORD1 0x279f0000 /* ldah $28, 0($31) */
+#define PLT_ENTRY_WORD2 0x239c0000 /* lda $28, 0($28) */
+#define PLT_ENTRY_WORD3 0xc3e00000 /* br $31, plt0 */
+#else
#define PLT_ENTRY_WORD1 0xc3800000 /* br $28, plt0 */
#define PLT_ENTRY_WORD2 0
#define PLT_ENTRY_WORD3 0
+#endif
#define MAX_GOT_ENTRIES (64*1024 / 8)
@@ -3118,9 +3125,23 @@
{
unsigned insn1, insn2, insn3;
+#ifdef __NetBSD__
+/* XXX. XXX. For NetBSD 1.3 compatibility - should be fixed better */
+ long hi, lo;
+
+ /* decompose the reloc offset for the plt for ldah+lda */
+ hi = plt_index * sizeof(Elf64_External_Rela);
+ lo = ((hi & 0xffff) ^ 0x8000) - 0x8000;
+ hi = (hi - lo) >> 16;
+
+ insn1 = PLT_ENTRY_WORD1 | (hi & 0xffff);
+ insn2 = PLT_ENTRY_WORD2 | (lo & 0xffff);
+ insn3 = PLT_ENTRY_WORD3 | ((-(h->plt_offset + 12) >> 2) & 0x1fffff);
+#else
insn1 = PLT_ENTRY_WORD1 | ((-(h->plt_offset + 4) >> 2) & 0x1fffff);
insn2 = PLT_ENTRY_WORD2;
insn3 = PLT_ENTRY_WORD3;
+#endif
bfd_put_32 (output_bfd, insn1, splt->contents + h->plt_offset);
bfd_put_32 (output_bfd, insn2, splt->contents + h->plt_offset + 4);
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