From: Ian Lance Taylor <ian@airs.com>
Date: Fri, 15 Apr 1994 22:22:07 +0000 (+0000)
Subject: 	* coff-a29k.c (reloc_processing): Always set the address of a
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=09ed36667183ce5473548300c6f4ec3d705e6cb5;p=binutils-gdb.git

	* coff-a29k.c (reloc_processing): Always set the address of a
	R_IHCONST reloc to that of the immediately preceding R_IHIHALF.
	gas does this anyhow, but some other assemblers seem to leave
	garbage in the R_IHCONST address field.
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index d3f12b553ea..d803df20b7d 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,5 +1,10 @@
 Fri Apr 15 12:22:07 1994  Ian Lance Taylor  (ian@tweedledumb.cygnus.com)
 
+	* coff-a29k.c (reloc_processing): Always set the address of a
+	R_IHCONST reloc to that of the immediately preceding R_IHIHALF.
+	gas does this anyhow, but some other assemblers seem to leave
+	garbage in the R_IHCONST address field.
+
 	* bfd/archive.c: Consistently use ARFMAG; from
 	schwab@issan.informatik.uni-dortmund.de (Andreas Schwab).
 	(_bfd_write_archive_contents): Use ARFMAG rather than '`' and
diff --git a/bfd/coff-a29k.c b/bfd/coff-a29k.c
index 500057c577f..42127ec4a6a 100644
--- a/bfd/coff-a29k.c
+++ b/bfd/coff-a29k.c
@@ -257,10 +257,22 @@ reloc_processing (relent,reloc, symbols, abfd, section)
      bfd *abfd;
      asection *section;
 {
+    static bfd_vma ihihalf_vaddr = (bfd_vma) -1;
+
     relent->address = reloc->r_vaddr;		
     relent->howto = howto_table + reloc->r_type;
     if (reloc->r_type == R_IHCONST) 
     {		
+      /* The address of an R_IHCONST should always be the address of
+	 the immediately preceding R_IHIHALF.  relocs generated by gas
+	 are correct, but relocs generated by High C are different (I
+	 can't figure out what the address means for High C).  We can
+	 handle both gas and High C by ignoring the address here, and
+	 simply reusing the address saved for R_IHIHALF.  */
+        if (ihihalf_vaddr == (bfd_vma) -1)
+	  abort ();
+	relent->address = ihihalf_vaddr;
+	ihihalf_vaddr = (bfd_vma) -1;
 	relent->addend = reloc->r_symndx;		
 	relent->sym_ptr_ptr= bfd_abs_section.symbol_ptr_ptr;
     }
@@ -283,6 +295,10 @@ reloc_processing (relent,reloc, symbols, abfd, section)
 	  relent->addend = 0;			
       }			
       relent->address-= section->vma;
+      if (reloc->r_type == R_IHIHALF)
+	ihihalf_vaddr = relent->address;
+      else if (ihihalf_vaddr != (bfd_vma) -1)
+	abort ();
   }
 }