From a9f844b10796cac2bf25b92512385a09ce805c59 Mon Sep 17 00:00:00 2001
From: Nick Clifton <nickc@redhat.com>
Date: Tue, 9 Feb 2010 10:46:27 +0000
Subject:         * ld-elfvsb/elfvsb.exp: Fix tests for arm*-*-linux*.        
 * ld-shared/shared.exp: Likewise.

---
 ld/testsuite/ld-elfvsb/elfvsb.exp | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'ld/testsuite/ld-elfvsb')

diff --git a/ld/testsuite/ld-elfvsb/elfvsb.exp b/ld/testsuite/ld-elfvsb/elfvsb.exp
index fe146bf..1a18822 100644
--- a/ld/testsuite/ld-elfvsb/elfvsb.exp
+++ b/ld/testsuite/ld-elfvsb/elfvsb.exp
@@ -60,6 +60,7 @@ if ![isnative] then {return}
 
 set tmpdir tmpdir
 set SHCFLAG ""
+set shared_needs_pic "no"
 
 if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
 
@@ -91,6 +92,27 @@ if { [istarget rs6000*-*-aix*] || [istarget powerpc*-*-aix*] } {
     close $file
 }
 
+if [istarget arm*-*-linux*] {
+    # On ARM section anchors can change the symbol pre-emptability for
+    # non-PIC shared libraries, causing these tests to fail.  Turn section 
+    # anchors off.
+    set SHCFLAG "-fno-section-anchors"
+
+    # On targets that have MOVW the compiler will emit relocations which 
+    # the linker doesn't support when compiling -shared without -fpic.  The
+    # test to find out whether we want to XFAIL the non-PIC tests requires 
+    # a compile - so we pre-calculate it here.  We also note that this can
+    # only affect arm*-*-*eabi targets as the old ABI doesn't support v7.
+    if [istarget arm*-*-*eabi] {
+	set file [open $tmpdir/movw-detect.c w]
+	puts $file "void foo(void) { __asm (\"movw r0, #0\"); }"
+	close $file
+	if [run_host_cmd_yesno "$CC" "$CFLAGS -c $tmpdir/movw-detect.c -o $tmpdir/movw-detect.o"] {
+	    set shared_needs_pic "yes"
+	}
+    }
+}
+
 set support_protected "no"
 
 if [istarget *-*-linux*] {
@@ -201,6 +223,7 @@ proc visibility_run {visibility} {
     global picflag
     global target_triplet
     global support_protected
+    global shared_needs_pic
 
     if [ string match $visibility "hidden" ] {
 	set VSBCFLAG "-DHIDDEN_TEST"
@@ -273,6 +296,9 @@ proc visibility_run {visibility} {
 	    if { ![istarget hppa*64*-*-linux*] } {
 		setup_xfail "hppa*-*-linux*"
 	    }
+	    if [ string match $shared_needs_pic "yes" ] {
+		setup_xfail "arm*-*-linux*"
+	    }
 
 	    visibility_test $visibility vnp "visibility ($visibility) (non PIC)" mainnp.o sh1np.o sh2np.o elfvsb
 
@@ -311,6 +337,9 @@ proc visibility_run {visibility} {
 	    if { ![istarget hppa*64*-*-linux*] } {
 		setup_xfail "hppa*-*-linux*"
 	    }
+	    if [ string match $shared_needs_pic "yes" ] {
+		setup_xfail "arm*-*-linux*"
+	    }
 
 	    visibility_test $visibility vnp "visibility ($visibility) (non PIC, load offset)" \
 		mainnp.o sh1np.o sh2np.o elfvsb \
@@ -377,6 +406,9 @@ proc visibility_run {visibility} {
 		if { ![istarget hppa*64*-*-linux*] } {
 		    setup_xfail "hppa*-*-linux*"
 		}
+		if [ string match $shared_needs_pic "yes" ] {
+		    setup_xfail "arm*-*-linux*"
+		}
 
 		visibility_test $visibility vmpnp "visibility ($visibility) (PIC main, non PIC so)" mainp.o sh1np.o sh2np.o elfvsb
 	    }
-- 
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