bfd/

	* config.bfd: Include 64-bit support for i[3-7]86-*-solaris2*.
	* elf64-x86-64.c (elf64_x86_64_section_from_shdr): New function.
	(elf_backend_section_from_shdr): Define.
binutils/
	* readelf.c (get_x86_64_section_type_name): New function.
	(get_section_type_name): Use it.
gas/
	* config/tc-i386.c: Include "elf/x86-64.h".
	(i386_elf_section_type): New function.
	* config/tc-i386.h (md_elf_section_type): Define.
	(i386_elf_section_type): New prototype.
gas/testsuite/
	* gas/i386/i386.exp: Don't run divide test for targets where '/'
	is a comment.  Run x86-64-unwind for 64-bit ELF targets.
	* gas/i386/x86-64-unwind.d, gas/i386/x86-64-unwind.s: New.
include/
	* elf/common.h (PT_SUNW_EH_FRAME): Define.
	* elf/x86-64.h (SHT_X86_64_UNWIND): Define.
ld/
	* configure.tgt: Include elf_x86_64 for i[3-7]86-*-solaris2*.

7 files changed, 83 insertions, 1 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 1c0af35..a340cad 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,10 @@
+2004-10-08  Daniel Jacobowitz  <dan@debian.org>
+
+	* config/tc-i386.c: Include "elf/x86-64.h".
+	(i386_elf_section_type): New function.
+	* config/tc-i386.h (md_elf_section_type): Define.
+	(i386_elf_section_type): New prototype.
+
 2004-10-08  Linus Nielsen Feltzing  <linus@haxx.se>
 
 	* config/m68k-parse.h (enum m68k_register): New control register,
diff --git a/gas/config/tc-i386.c b/gas/config/tc-i386.c
index db2ec7e..9f398d9 100644
--- a/gas/config/tc-i386.c
+++ b/gas/config/tc-i386.c
@@ -33,6 +33,7 @@
 #include "dwarf2dbg.h"
 #include "dw2gencfi.h"
 #include "opcode/i386.h"
+#include "elf/x86-64.h"
 
 #ifndef REGISTER_WARNINGS
 #define REGISTER_WARNINGS 1
@@ -6348,3 +6349,14 @@ tc_x86_frame_initial_instructions (void)
   cfi_add_CFA_def_cfa (sp_regno, -x86_cie_data_alignment);
   cfi_add_CFA_offset (x86_dwarf2_return_column, x86_cie_data_alignment);
 }
+
+int
+i386_elf_section_type (const char *str, size_t len)
+{
+  if (flag_code == CODE_64BIT
+      && len == sizeof ("unwind") - 1
+      && strncmp (str, "unwind", 6) == 0)
+    return SHT_X86_64_UNWIND;
+
+  return -1;
+}
diff --git a/gas/config/tc-i386.h b/gas/config/tc-i386.h
index e4dec95..721292a 100644
--- a/gas/config/tc-i386.h
+++ b/gas/config/tc-i386.h
@@ -502,4 +502,7 @@ extern int tc_x86_regname_to_dw2regnum PARAMS ((const char *regname));
 #define tc_cfi_frame_initial_instructions tc_x86_frame_initial_instructions
 extern void tc_x86_frame_initial_instructions PARAMS ((void));
 
+#define md_elf_section_type(str,len) i386_elf_section_type (str, len)
+extern int i386_elf_section_type PARAMS ((const char *, size_t len));
+
 #endif /* TC_I386 */
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index f0c2c52..cde6dd6 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2004-10-08  Daniel Jacobowitz  <dan@debian.org>
+
+	* gas/i386/i386.exp: Don't run divide test for targets where '/'
+	is a comment.  Run x86-64-unwind for 64-bit ELF targets.
+	* gas/i386/x86-64-unwind.d, gas/i386/x86-64-unwind.s: New.
+
 2004-10-08  Alan Modra  <amodra@bigpond.net.au>
 
 	* gas/cfi/cfi-common-4.d: Correct for 64 bit targets.
diff --git a/gas/testsuite/gas/i386/i386.exp b/gas/testsuite/gas/i386/i386.exp
index 31b0b94..2fe7ffb 100644
--- a/gas/testsuite/gas/i386/i386.exp
+++ b/gas/testsuite/gas/i386/i386.exp
@@ -55,7 +55,17 @@ if [expr ([istarget "i*86-*-*"] ||  [istarget "x86_64-*-*"]) && [gas_32_check]]
     run_dump_test "sse2"
     run_dump_test "sub"
     run_dump_test "prescott"
-    run_dump_test "divide"
+
+    if {![istarget "*-*-aix*"]
+	&& (![is_elf_format] || [istarget "*-*-linux*"]
+	    || [istarget "*-*-netbsd*"]
+	    || [istarget "*-*-freebsd*"]
+	    || [istarget "*-*-netware*"])} {
+	# Don't run this test on targets where '/' starts comments.
+	run_dump_test "divide"
+    }
+
+
     run_dump_test "padlock"
 
     # These tests require support for 8 and 16 bit relocs,
@@ -107,5 +117,13 @@ if [expr ([istarget "i*86-*-*"] || [istarget "x86_64-*-*"]) && [gas_64_check]] t
     run_dump_test "x86-64-rip"
     run_list_test "x86-64-inval" "-al"
 
+    # For ELF targets verify that @unwind works.
+    if { ([istarget "*-*-elf*"] || [istarget "*-*-linux*"]
+	  || [istarget "*-*-solaris2.*"])
+	 && ![istarget *-*-linux*aout*]
+	 && ![istarget *-*-linux*oldld*] } then {
+	run_dump_test "x86-64-unwind"
+    }
+
     set ASFLAGS "$old_ASFLAGS"
 }
diff --git a/gas/testsuite/gas/i386/x86-64-unwind.d b/gas/testsuite/gas/i386/x86-64-unwind.d
new file mode 100644
index 0000000..6ce528a
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-unwind.d
@@ -0,0 +1,28 @@
+#readelf: -S
+#name: x86-64 unwind
+
+There are 8 section headers, starting at offset 0x80:
+
+Section Headers:
+  \[Nr\] Name              Type             Address           Offset
+       Size              EntSize          Flags  Link  Info  Align
+  \[ 0\]                   NULL             0000000000000000  00000000
+       0000000000000000  0000000000000000           0     0     0
+  \[ 1\] \.text             PROGBITS         0000000000000000  00000040
+       0000000000000000  0000000000000000  AX       0     0     4
+  \[ 2\] \.data             PROGBITS         0000000000000000  00000040
+       0000000000000000  0000000000000000  WA       0     0     4
+  \[ 3\] \.bss              NOBITS           0000000000000000  00000040
+       0000000000000000  0000000000000000  WA       0     0     4
+  \[ 4\] \.eh_frame         X86_64_UNWIND    0000000000000000  00000040
+       0000000000000008  0000000000000000   A       0     0     1
+  \[ 5\] \.shstrtab         STRTAB           0000000000000000  00000048
+       0000000000000036  0000000000000000           0     0     1
+  \[ 6\] \.symtab           SYMTAB           0000000000000000  00000280
+       0000000000000078  0000000000000018           7     5     8
+  \[ 7\] \.strtab           STRTAB           0000000000000000  000002f8
+       0000000000000001  0000000000000000           0     0     1
+Key to Flags:
+  W \(write\), A \(alloc\), X \(execute\), M \(merge\), S \(strings\)
+  I \(info\), L \(link order\), G \(group\), x \(unknown\)
+  O \(extra OS processing required\) o \(OS specific\), p \(processor specific\)
diff --git a/gas/testsuite/gas/i386/x86-64-unwind.s b/gas/testsuite/gas/i386/x86-64-unwind.s
new file mode 100644
index 0000000..da6f0f5
--- /dev/null
+++ b/gas/testsuite/gas/i386/x86-64-unwind.s
@@ -0,0 +1,8 @@
+# First create .eh_frame with the right type.
+.section	.eh_frame,"a",@unwind
+.long 0
+
+# Verify that switching back into .eh_frame does not change
+# its type.
+.section .eh_frame
+.long 1