Support TLS x32 GD->IE, GD->LE and LD->LE transitions.

bfd/

2011-03-12  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
	x32 GD->IE and GD->LE transitions.
	(elf_x86_64_relocate_section): Supprt TLS x32 GD->IE, GD->LE
	and LD->LE transitions.

ld/testsuite/

2011-03-12  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-x86-64/tlsgd4.dd: New.
	* ld-x86-64/tlsgd4.s: Likewise.
	* ld-x86-64/tlsgd5.dd: Likewise.
	* ld-x86-64/tlsgd5a.s: Likewise.
	* ld-x86-64/tlsgd5b.s: Likewise.
	* ld-x86-64/tlsgd6.dd: Likewise.
	* ld-x86-64/tlsgd6a.s: Likewise.
	* ld-x86-64/tlsgd6b.s: Likewise.
	* ld-x86-64/tlsld2.dd: Likewise.
	* ld-x86-64/tlsld2.s: Likewise.

	* ld-x86-64/x86-64.exp (x86_64tests): Add tlsgd4, libtlsgd5.so,
	tlsgd5, libtlsgd6.so, tlsgd6 and tlsld2.

12 files changed, 139 insertions, 0 deletions

diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index c5bad13..603089c 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,19 @@
+2011-03-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* ld-x86-64/tlsgd4.dd: New.
+	* ld-x86-64/tlsgd4.s: Likewise.
+	* ld-x86-64/tlsgd5.dd: Likewise.
+	* ld-x86-64/tlsgd5a.s: Likewise.
+	* ld-x86-64/tlsgd5b.s: Likewise.
+	* ld-x86-64/tlsgd6.dd: Likewise.
+	* ld-x86-64/tlsgd6a.s: Likewise.
+	* ld-x86-64/tlsgd6b.s: Likewise.
+	* ld-x86-64/tlsld2.dd: Likewise.
+	* ld-x86-64/tlsld2.s: Likewise.
+
+	* ld-x86-64/x86-64.exp (x86_64tests): Add tlsgd4, libtlsgd5.so,
+	tlsgd5, libtlsgd6.so, tlsgd6 and tlsld2.
+
 2011-03-03  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* ld-x86-64/tlsie4.dd: New.
diff --git a/ld/testsuite/ld-x86-64/tlsgd4.dd b/ld/testsuite/ld-x86-64/tlsgd4.dd
new file mode 100644
index 0000000..b8a99c8
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd4.dd
@@ -0,0 +1,10 @@
+#target: x86_64-*-linux*
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+[a-f0-9]+ <_start>:
+[ 	]*[a-f0-9]+:	64 8b 04 25 00 00 00 00 	mov    %fs:0x0,%eax
+[ 	]*[a-f0-9]+:	48 8d 80 fc ff ff ff 	lea    -0x4\(%rax\),%rax
+#pass
diff --git a/ld/testsuite/ld-x86-64/tlsgd4.s b/ld/testsuite/ld-x86-64/tlsgd4.s
new file mode 100644
index 0000000..037ce25
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd4.s
@@ -0,0 +1,14 @@
+	.text
+	.globl _start
+_start:
+	leaq	foo@TLSGD(%rip), %rdi
+	.word	0x6666
+	rex64
+	call	__tls_get_addr
+	.globl foo
+	.section	.tdata,"awT",@progbits
+	.align 4
+	.type	foo, @object
+	.size	foo, 4
+foo:
+	.long	100
diff --git a/ld/testsuite/ld-x86-64/tlsgd5.dd b/ld/testsuite/ld-x86-64/tlsgd5.dd
new file mode 100644
index 0000000..7ca953a
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd5.dd
@@ -0,0 +1,14 @@
+#source: tlsgd5a.s
+#as: --64
+#ld: -melf_x86_64 tmpdir/tlsgd5
+#objdump: -drw
+#target: x86_64-*-linux*
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+[a-f0-9]+ <_start>:
+[ 	]*[a-f0-9]+:	64 48 8b 04 25 00 00 00 00 	mov    %fs:0x0,%rax
+[ 	]*[a-f0-9]+:	48 03 05 00 01 20 00 	add    0x200100\(%rip\),%rax        # 600368 <_DYNAMIC\+0x100>
+#pass
diff --git a/ld/testsuite/ld-x86-64/tlsgd5a.s b/ld/testsuite/ld-x86-64/tlsgd5a.s
new file mode 100644
index 0000000..b0f3fb2
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd5a.s
@@ -0,0 +1,8 @@
+	.text
+	.globl _start
+_start:
+	.byte	0x66
+	leaq	foo@TLSGD(%rip), %rdi
+	.word	0x6666
+	rex64
+	call	__tls_get_addr
diff --git a/ld/testsuite/ld-x86-64/tlsgd5b.s b/ld/testsuite/ld-x86-64/tlsgd5b.s
new file mode 100644
index 0000000..eb7fd5a
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd5b.s
@@ -0,0 +1,7 @@
+	.globl foo
+	.section	.tdata,"awT",@progbits
+	.align 4
+	.type	foo, @object
+	.size	foo, 4
+foo:
+	.long	100
diff --git a/ld/testsuite/ld-x86-64/tlsgd6.dd b/ld/testsuite/ld-x86-64/tlsgd6.dd
new file mode 100644
index 0000000..e1d8238
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd6.dd
@@ -0,0 +1,14 @@
+#source: tlsgd6a.s
+#as: --x32
+#ld: -melf32_x86_64 tmpdir/tlsgd6
+#objdump: -drw
+#target: x86_64-*-linux*
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+[a-f0-9]+ <_start>:
+[ 	]*[a-f0-9]+:	64 8b 04 25 00 00 00 00 	mov    %fs:0x0,%eax
+[ 	]*[a-f0-9]+:	48 03 05 81 00 20 00 	add    0x200081\(%rip\),%rax        # 60022c <_DYNAMIC\+0x80>
+#pass
diff --git a/ld/testsuite/ld-x86-64/tlsgd6a.s b/ld/testsuite/ld-x86-64/tlsgd6a.s
new file mode 100644
index 0000000..a0a8069
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd6a.s
@@ -0,0 +1,7 @@
+	.text
+	.globl _start
+_start:
+	leaq	foo@TLSGD(%rip), %rdi
+	.word	0x6666
+	rex64
+	call	__tls_get_addr
diff --git a/ld/testsuite/ld-x86-64/tlsgd6b.s b/ld/testsuite/ld-x86-64/tlsgd6b.s
new file mode 100644
index 0000000..eb7fd5a
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsgd6b.s
@@ -0,0 +1,7 @@
+	.globl foo
+	.section	.tdata,"awT",@progbits
+	.align 4
+	.type	foo, @object
+	.size	foo, 4
+foo:
+	.long	100
diff --git a/ld/testsuite/ld-x86-64/tlsld2.dd b/ld/testsuite/ld-x86-64/tlsld2.dd
new file mode 100644
index 0000000..3dbe3a8
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsld2.dd
@@ -0,0 +1,14 @@
+#source: tlsld2.s
+#as: --x32
+#ld: -melf32_x86_64 tmpdir/tlsld2
+#objdump: -drw
+#target: x86_64-*-linux*
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+[a-f0-9]+ <_start>:
+[ 	]*[a-f0-9]+:	0f 1f 40 00          	nopl   0x0\(%rax\)
+[ 	]*[a-f0-9]+:	64 8b 04 25 00 00 00 00 	mov    %fs:0x0,%eax
+#pass
diff --git a/ld/testsuite/ld-x86-64/tlsld2.s b/ld/testsuite/ld-x86-64/tlsld2.s
new file mode 100644
index 0000000..6dcdd69
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsld2.s
@@ -0,0 +1,12 @@
+	.text
+	.globl _start
+_start:
+	leaq    foo@TLSLD(%rip), %rdi
+	call    __tls_get_addr
+	.globl foo
+	.section	.tdata,"awT",@progbits
+	.align 4
+	.type	foo, @object
+	.size	foo, 4
+foo:
+	.long	100
diff --git a/ld/testsuite/ld-x86-64/x86-64.exp b/ld/testsuite/ld-x86-64/x86-64.exp
index 43b9c39..8e97729 100644
--- a/ld/testsuite/ld-x86-64/x86-64.exp
+++ b/ld/testsuite/ld-x86-64/x86-64.exp
@@ -90,6 +90,22 @@ set x86_64tests {
     {"TLS X32 IE->LE transition" "-melf32_x86_64"
      "--x32" {tlsie4.s}
      {{objdump -dwr tlsie4.dd}} "tlsie4"}
+    {"TLS X32 GD->LE transition" "-melf32_x86_64"
+     "--x32" {tlsgd4.s}
+     {{objdump -dwr tlsgd4.dd}} "tlsgd4"}
+    {"Helper TLS GD->IE transition DSO" "-shared -melf_x86_64"
+     "--64" {tlsgd5b.s} {} "libtlsgd5.so"}
+    {"TLS GD->IE transition" "-melf_x86_64 tmpdir/libtlsgd5.so"
+     "--64" {tlsgd5a.s}
+     {{objdump -dwr tlsgd5.dd}} "tlsgd5"}
+    {"Helper TLS X32 GD->IE transition DSO" "-shared -melf32_x86_64"
+     "--x32" {tlsgd6b.s} {} "libtlsgd6.so"}
+    {"TLS X32 GD->IE transition" "-melf32_x86_64 tmpdir/libtlsgd6.so"
+     "--x32" {tlsgd6a.s}
+     {{objdump -dwr tlsgd6.dd}} "tlsgd6"}
+    {"TLS X32 LD->LE transition" "-melf32_x86_64"
+     "--x32" {tlsld2.s}
+     {{objdump -dwr tlsld2.dd}} "tlsld2"}
 }
 
 run_ld_link_tests $x86_64tests