From: Alan Modra <amodra@gmail.com>
Date: Thu, 3 Dec 2009 08:31:29 +0000 (+0000)
Subject: 	PR ld/11047
X-Git-Tag: cygwin-1_7_1-release~7
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f58d5a2ddfb78a450f1bd6edc4c8d105b3ebc0f8;p=thirdparty%2Fbinutils-gdb.git

	PR ld/11047
	* elf32-ppc.c (ppc_elf_relocate_section): Delete __tls_get_addr
	symbol reference from relocs belonging to calls that are
	optimized away.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 49d8217374e..8db9a347445 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,11 @@
+2009-12-03  Alan Modra  <amodra@bigpond.net.au>
+
+	PR ld/11047
+	* elf32-ppc.c (ppc_elf_relocate_section): Delete __tls_get_addr
+	symbol reference from relocs belonging to calls that are
+	optimized away.
+	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
+
 2009-12-02  Jerker Bäck  <jerker.back@gmail.com>
 
 	PR binutils/11017
diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index e4fdc1ea231..976dd3700d7 100644
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -6929,9 +6929,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
 		  insn1 |= 32 << 26;	/* lwz */
 		  if (offset != (bfd_vma) -1)
 		    {
-		      rel[1].r_info
-			= ELF32_R_INFO (ELF32_R_SYM (rel[1].r_info),
-					R_PPC_NONE);
+		      rel[1].r_info = ELF32_R_INFO (STN_UNDEF, R_PPC_NONE);
 		      insn2 = 0x7c631214;	/* add 3,3,2 */
 		      bfd_put_32 (output_bfd, insn2, contents + offset);
 		    }
@@ -7005,8 +7003,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
 	      bfd_put_32 (output_bfd, insn2, contents + offset);
 	      /* Zap the reloc on the _tls_get_addr call too.  */
 	      BFD_ASSERT (offset == rel[1].r_offset);
-	      rel[1].r_info = ELF32_R_INFO (ELF32_R_SYM (rel[1].r_info),
-					    R_PPC_NONE);
+	      rel[1].r_info = ELF32_R_INFO (STN_UNDEF, R_PPC_NONE);
 	    }
 	  break;
 
@@ -7035,8 +7032,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
 			  contents + rel->r_offset - d_offset);
 	      /* Zap the reloc on the _tls_get_addr call too.  */
 	      BFD_ASSERT (rel->r_offset - d_offset == rel[1].r_offset);
-	      rel[1].r_info = ELF32_R_INFO (ELF32_R_SYM (rel[1].r_info),
-					    R_PPC_NONE);
+	      rel[1].r_info = ELF32_R_INFO (STN_UNDEF, R_PPC_NONE);
 	      rel--;
 	      continue;
 	    }
diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c
index e748a41fcc2..94f89c57bec 100644
--- a/bfd/elf64-ppc.c
+++ b/bfd/elf64-ppc.c
@@ -11102,8 +11102,7 @@ ppc64_elf_relocate_section (bfd *output_bfd,
 		  insn1 |= 58 << 26;	/* ld */
 		  insn2 = 0x7c636a14;	/* add 3,3,13 */
 		  if (offset != (bfd_vma) -1)
-		    rel[1].r_info = ELF64_R_INFO (ELF64_R_SYM (rel[1].r_info),
-						  R_PPC64_NONE);
+		    rel[1].r_info = ELF64_R_INFO (STN_UNDEF, R_PPC64_NONE);
 		  if ((tls_mask & TLS_EXPLICIT) == 0)
 		    r_type = (((r_type - (R_PPC64_GOT_TLSGD16 & 3)) & 3)
 			      + R_PPC64_GOT_TPREL16_DS);
@@ -11202,8 +11201,7 @@ ppc64_elf_relocate_section (bfd *output_bfd,
 	      rel->r_info = ELF64_R_INFO (r_symndx, r_type);
 	      /* Zap the reloc on the _tls_get_addr call too.  */
 	      BFD_ASSERT (offset == rel[1].r_offset);
-	      rel[1].r_info = ELF64_R_INFO (ELF64_R_SYM (rel[1].r_info),
-					    R_PPC64_NONE);
+	      rel[1].r_info = ELF64_R_INFO (STN_UNDEF, R_PPC64_NONE);
 	      insn3 = bfd_get_32 (output_bfd,
 				  contents + offset + 4);
 	      if (insn3 == NOP
@@ -11248,8 +11246,7 @@ ppc64_elf_relocate_section (bfd *output_bfd,
 	      rel->r_offset = offset + d_offset;
 	      /* Zap the reloc on the _tls_get_addr call too.  */
 	      BFD_ASSERT (offset == rel[1].r_offset);
-	      rel[1].r_info = ELF64_R_INFO (ELF64_R_SYM (rel[1].r_info),
-					    R_PPC64_NONE);
+	      rel[1].r_info = ELF64_R_INFO (STN_UNDEF, R_PPC64_NONE);
 	      insn2 = 0x38630000;	/* addi 3,3,0 */
 	      insn3 = bfd_get_32 (output_bfd,
 				  contents + offset + 4);