From 4a4c5f250b2251c4f6a11b748061d044a6919b9b Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Thu, 3 Mar 2011 22:11:33 +0000
Subject: Supprt TLS x32 IE->LE transition.

bfd/

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

	* elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
	x32 IE->LE transition.
	(elf_x86_64_relocate_section): Likewise.

ld/testsuite/

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

	* ld-x86-64/tlsie4.dd: New.
	* ld-x86-64/tlsie4.s: Likewise.

	* ld-x86-64/x86-64.exp (x86_64tests): Add tlsie4.
---
 ld/testsuite/ChangeLog            |  7 +++++++
 ld/testsuite/ld-x86-64/tlsie4.dd  | 18 ++++++++++++++++++
 ld/testsuite/ld-x86-64/tlsie4.s   | 16 ++++++++++++++++
 ld/testsuite/ld-x86-64/x86-64.exp |  3 +++
 4 files changed, 44 insertions(+)
 create mode 100644 ld/testsuite/ld-x86-64/tlsie4.dd
 create mode 100644 ld/testsuite/ld-x86-64/tlsie4.s

(limited to 'ld')

diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index 4ff663f..c5bad13 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2011-03-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* ld-x86-64/tlsie4.dd: New.
+	* ld-x86-64/tlsie4.s: Likewise.
+
+	* ld-x86-64/x86-64.exp (x86_64tests): Add tlsie4.
+
 2011-02-25  H.J. Lu  <hongjiu.lu@intel.com>
 
 	PR ld/12516
diff --git a/ld/testsuite/ld-x86-64/tlsie4.dd b/ld/testsuite/ld-x86-64/tlsie4.dd
new file mode 100644
index 0000000..d52e337
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsie4.dd
@@ -0,0 +1,18 @@
+#source: tlsie4.s
+#as: --x32
+#ld: -melf32_x86_64 tmpdir/tlsie4
+#objdump: -drw
+#target: x86_64-*-linux*
+
+.*: +file format .*
+
+Disassembly of section .text:
+
+[a-f0-9]+ <_start>:
+[ 	]*[a-f0-9]+:	c7 c0 fc ff ff ff    	mov    \$0xfffffffc,%eax
+[ 	]*[a-f0-9]+:	8d 80 fc ff ff ff    	lea    -0x4\(%rax\),%eax
+[ 	]*[a-f0-9]+:	41 c7 c0 fc ff ff ff 	mov    \$0xfffffffc,%r8d
+[ 	]*[a-f0-9]+:	45 8d 80 fc ff ff ff 	lea    -0x4\(%r8\),%r8d
+[ 	]*[a-f0-9]+:	41 c7 c4 fc ff ff ff 	mov    \$0xfffffffc,%r12d
+[ 	]*[a-f0-9]+:	41 81 c4 fc ff ff ff 	add    \$0xfffffffc,%r12d
+#pass
diff --git a/ld/testsuite/ld-x86-64/tlsie4.s b/ld/testsuite/ld-x86-64/tlsie4.s
new file mode 100644
index 0000000..ca63546
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/tlsie4.s
@@ -0,0 +1,16 @@
+	.text
+	.globl _start
+_start:
+	mov	foo@GOTTPOFF(%rip), %eax
+	add	foo@GOTTPOFF(%rip), %eax
+	mov	foo@GOTTPOFF(%rip), %r8d
+	add	foo@GOTTPOFF(%rip), %r8d
+	mov	foo@GOTTPOFF(%rip), %r12d
+	add	foo@GOTTPOFF(%rip), %r12d
+	.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 a82a56f..43b9c39 100644
--- a/ld/testsuite/ld-x86-64/x86-64.exp
+++ b/ld/testsuite/ld-x86-64/x86-64.exp
@@ -87,6 +87,9 @@ set x86_64tests {
     {"Split by file with 'l' flag on section." "-split-by-file -r"
      "--64" {split-by-file1.s split-by-file2.s}
      {{readelf -SW split-by-file.rd}} "split-by-file.o"}
+    {"TLS X32 IE->LE transition" "-melf32_x86_64"
+     "--x32" {tlsie4.s}
+     {{objdump -dwr tlsie4.dd}} "tlsie4"}
 }
 
 run_ld_link_tests $x86_64tests
-- 
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