# Expect script for linker support of IFUNC symbols and relocations.
#
-# Copyright 2009 Free Software Foundation, Inc.
+# Copyright 2009, 2010, 2012 Free Software Foundation, Inc.
# Contributed by Red Hat.
#
# This file is part of the GNU Binutils.
# Written by Nick Clifton <nickc@redhat.com>
-# IFUNC support has only been implemented for the ix86, x86_64 and powerpc
-# so far.
+# IFUNC support has only been implemented for the ix86, x86_64, powerpc,
+# aarch64 and sparc so far.
if {!(([istarget "i?86-*-*"]
|| [istarget "x86_64-*-*"]
- || [istarget "powerpc*-*-*"])
+ || [istarget "powerpc*-*-*"]
+ || [istarget "aarch64*-*-*"]
+ || [istarget "sparc*-*-*"])
&& ([istarget "*-*-elf*"]
- || ([istarget "*-*-linux*"]
+ || [istarget "*-*-nacl*"]
+ || (([istarget "*-*-linux*"]
+ || [istarget "*-*-gnu*"])
&& ![istarget "*-*-*aout*"]
&& ![istarget "*-*-*oldld*"]))) } {
verbose "IFUNC tests not run - target does not support IFUNC"
}
verbose "Expected OSABI: $expected_osabi, Obtained osabi: $osabi"
-
+
return 0
}
# Look for a line like this:
# 58: 0000000000400600 30 IFUNC GLOBAL DEFAULT 12 library_func2
+ # with perhaps some other info between the visibility and section
- if { ![regexp ".*\[ \]*IFUNC\[ \]+GLOBAL\[ \]+DEFAULT\[ \]+\[UND0-9\]+\[ \]+library_func2\n" [file_contents readelf.out]] } {
+ if { ![regexp ".*\[ \]*IFUNC\[ \]+GLOBAL\[ \]+DEFAULT .* \[UND0-9\]+\[ \]+library_func2\n" [file_contents readelf.out]] } {
return 0
}
# 080496f4 0000002a R_386_IRELATIVE
- if { ![regexp "\[0-9a-f\]+\[ \]+\[0-9a-f\]+\[ \]+R_\[_0-9A-Z\]+_IRELATIVE\[ \]*\[0-9a-f\]*\n" [file_contents readelf.out]] } {
+ if { ![regexp "\[0-9a-f\]+\[ \]+\[0-9a-f\]+\[ \]+R_\[_0-9A-Z\]+_IREL(|ATIVE)\[ \]*\[0-9a-f\]*\n" [file_contents readelf.out]] } {
return 0
}
set fails 0
# Create the object files, libraries and executables.
-if ![ld_compile "$CC -c -shared -fPIC" "$srcdir/$subdir/prog.c" "tmpdir/shared_prog.o"] {
- fail "Could not create a shared object file"
+if ![ld_compile "$CC -c -fPIC" "$srcdir/$subdir/prog.c" "tmpdir/shared_prog.o"] {
+ fail "Could not create a PIC object file"
+ set fails [expr $fails + 1]
+}
+if ![ld_compile "$CC -c" "$srcdir/$subdir/prog.c" "tmpdir/static_prog.o"] {
+ fail "Could not create a non-PIC object file"
+ set fails [expr $fails + 1]
+}
+if ![ld_compile "$CC -c -fPIC -DWITH_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/shared_ifunc.o"] {
+ fail "Could not create a PIC object file containing an IFUNC symbol"
set fails [expr $fails + 1]
}
-if ![ld_compile "$CC -c -static" "$srcdir/$subdir/prog.c" "tmpdir/static_prog.o"] {
- fail "Could not create a static object file"
+if ![ld_compile "$CC -c -DWITH_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/static_ifunc.o"] {
+ fail "Could not create a non-PIC object file containing an IFUNC symbol"
set fails [expr $fails + 1]
}
-if ![ld_compile "$CC -c -shared -fPIC -DWITH_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/shared_ifunc.o"] {
- fail "Could not create an object file containing an IFUNC symbol"
+if ![ld_compile "$CC -c -DWITHOUT_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/static_noifunc.o"] {
+ fail "Could not create an ordinary non-PIC object file"
set fails [expr $fails + 1]
}
-if ![ld_compile "$CC -c -static -DWITH_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/static_ifunc.o"] {
- fail "Could not create a static object file containing an IFUNC symbol"
+if ![ld_assemble $as "$srcdir/ld-elf/empty.s" "tmpdir/empty.o"] {
+ fail "Could not create an empty object file"
set fails [expr $fails + 1]
}
-if ![ld_compile "$CC -c -static -DWITHOUT_IFUNC" "$srcdir/$subdir/lib.c" "tmpdir/static_noifunc.o"] {
- fail "Could not create an ordinary static object file"
+if ![ld_compile "$CC -c" "$srcdir/$subdir/test-1.c" "tmpdir/test-1.o"] {
+ fail "Could not create test-1.o"
+ set fails [expr $fails + 1]
+}
+if ![ld_compile "$CC -fPIC -c" "$srcdir/$subdir/test-2.c" "tmpdir/test-2.o"] {
+ fail "Could not create test-2.o"
set fails [expr $fails + 1]
}
fail "Could not link a static executable"
set fails [expr $fails + 1]
}
-if ![default_ld_link $ld "tmpdir/static_nonifunc_prog" "-static -Ltmpdir tmpdir/static_prog.o tmpdir/static_noifunc.o"] {
+if ![ld_simple_link $ld "tmpdir/static_nonifunc_prog" "-static tmpdir/empty.o"] {
fail "Could not link a non-ifunc using static executable"
set fails [expr $fails + 1]
}
+if ![default_ld_link $ld "tmpdir/test-1" "tmpdir/test-1.o tmpdir/libshared_ifunc.so"] {
+ fail "Could not link test-1"
+ set fails [expr $fails + 1]
+}
+if ![ld_simple_link $ld "tmpdir/libtest-2.so" "-shared tmpdir/test-2.o"] {
+ fail "Could not link libtest-2.so"
+ set fails [expr $fails + 1]
+}
if { $fails == 0 } {
pass "Building ifunc binaries"
# Check the executables and shared libraries
#
# The linked ifunc using executables and the shared library containing
-# ifunc should have an OSABI field of LINUX. The linked non-ifunc using
+# ifunc should have an OSABI field of GNU. The linked non-ifunc using
# executable should have an OSABI field of NONE (aka System V).
-if {! [check_osabi tmpdir/libshared_ifunc.so {UNIX - Linux}]} {
- fail "Shared libraries containing ifunc does not have an OS/ABI field of LINUX"
+if {! [check_osabi tmpdir/libshared_ifunc.so {UNIX - GNU}]} {
+ fail "Shared libraries containing ifunc does not have an OS/ABI field of GNU"
set fails [expr $fails + 1]
}
-if {! [check_osabi tmpdir/local_prog {UNIX - Linux}]} {
- fail "Local ifunc-using executable does not have an OS/ABI field of LINUX"
+if {! [check_osabi tmpdir/local_prog {UNIX - GNU}]} {
+ fail "Local ifunc-using executable does not have an OS/ABI field of GNU"
set fails [expr $fails + 1]
}
-if {! [check_osabi tmpdir/static_prog {UNIX - Linux}]} {
- fail "Static ifunc-using executable does not have an OS/ABI field of LINUX"
+if {! [check_osabi tmpdir/static_prog {UNIX - GNU}]} {
+ fail "Static ifunc-using executable does not have an OS/ABI field of GNU"
set fails [expr $fails + 1]
}
-if {! [check_osabi tmpdir/dynamic_prog {UNIX - Linux}]} {
- fail "Dynamic ifunc-using executable does not have an OS/ABI field of LINUX"
+if {! [check_osabi tmpdir/dynamic_prog {UNIX - System V}]} {
+ fail "Dynamic ifunc-using executable does not have an OS/ABI field of System V"
+ set fails [expr $fails + 1]
+}
+if {! [check_osabi tmpdir/static_nonifunc_prog {UNIX - System V}]} {
+ fail "Static non-ifunc-using executable does not have an OS/ABI field of System V"
set fails [expr $fails + 1]
}
-# FIXME: This test will fail if libc.a has ifunc functons.
-#if {! [check_osabi tmpdir/static_nonifunc_prog {UNIX - System V}]} {
-# fail "Static non-ifunc-using executable does not have an OS/ABI field of System V"
-# set fails [expr $fails + 1]
-#}
# The linked ifunc using executables and the shared library containing
# ifunc should contain an IFUNC symbol. The non-ifunc using executable
fail "Static ifunc-using executable does not contain an IFUNC symbol"
set fails [expr $fails + 1]
}
-if {[contains_ifunc_symbol tmpdir/dynamic_prog] != 1} {
- fail "Dynamic ifunc-using executable does not contain an IFUNC symbol"
+if {[contains_ifunc_symbol tmpdir/dynamic_prog] != 0} {
+ fail "Dynamic ifunc-using executable contains an IFUNC symbol"
set fails [expr $fails + 1]
}
if {[contains_ifunc_symbol tmpdir/static_nonifunc_prog] != 0} {
fail "Static non-ifunc-using executable contains an IFUNC symbol"
set fails [expr $fails + 1]
}
+if {[contains_ifunc_symbol tmpdir/test-1] != 0} {
+ fail "test-1 contains IFUNC symbols"
+ set fails [expr $fails + 1]
+}
+if {[contains_ifunc_symbol tmpdir/libtest-2.so] != 0} {
+ fail "libtest-2.so contains IFUNC symbols"
+ set fails [expr $fails + 1]
+}
# The linked ifunc using executables and shared libraries should contain
# a dynamic reloc referencing the IFUNC symbol. (Even the static
fail "Static ifunc-using executable does not contain R_*_IRELATIVE relocation"
set fails [expr $fails + 1]
}
-if {[contains_ifunc_reloc tmpdir/dynamic_prog] != 1} {
- fail "Dynamic ifunc-using executable does not contain a reloc against an IFUNC symbol"
+if {[contains_ifunc_reloc tmpdir/dynamic_prog] != 0} {
+ fail "Dynamic ifunc-using executable contains a reloc against an IFUNC symbol"
set fails [expr $fails + 1]
}
if {[contains_ifunc_reloc tmpdir/static_nonifunc_prog] == 1} {
remote_file host delete "tmpdir/static_nonifunc_prog"
}
+run_cc_link_tests [list \
+ [list \
+ "Build libpr16467a.so" \
+ "-shared -Wl,--version-script=pr16467a.map" \
+ "-fPIC" \
+ { pr16467a.c } \
+ {} \
+ "libpr16467a.so" \
+ ] \
+ [list \
+ "Build libpr16467b.a" \
+ "" \
+ "-fPIC" \
+ { pr16467b.c } \
+ {} \
+ "libpr16467b.a" \
+ ] \
+ [list \
+ "Build libpr16467b.so" \
+ "-shared tmpdir/pr16467b.o tmpdir/libpr16467a.so \
+ -Wl,--version-script=pr16467b.map" \
+ "-fPIC" \
+ { dummy.c } \
+ {} \
+ "libpr16467b.so" \
+ ] \
+ [list \
+ "Build libpr16467c.a" \
+ "" \
+ "" \
+ { pr16467c.c } \
+ {} \
+ "libpr16467c.a" \
+ ] \
+]
+
+run_ld_link_exec_tests [] [list \
+ [list \
+ "Common symbol override ifunc test 1a" \
+ "-static" \
+ "" \
+ { ifunc-common-1a.c ifunc-common-1b.c } \
+ "ifunc-common-1a" \
+ "ifunc-common-1.out" \
+ "-g" \
+ ] \
+ [list \
+ "Common symbol override ifunc test 1b" \
+ "-static" \
+ "" \
+ { ifunc-common-1b.c ifunc-common-1a.c } \
+ "ifunc-common-1b" \
+ "ifunc-common-1.out" \
+ "-g" \
+ ] \
+ [list \
+ "Run pr16467" \
+ "tmpdir/pr16467c.o tmpdir/libpr16467b.so tmpdir/libpr16467a.so" \
+ "" \
+ { dummy.c } \
+ "pr16467" \
+ "pr16467.out" \
+ "" \
+ ] \
+]
+
set test_list [lsort [glob -nocomplain $srcdir/$subdir/*.d]]
foreach t $test_list {
# We need to strip the ".d", but can leave the dirname.
projects / deliverable / binutils-gdb.git / blobdiff