Introduce and use is_any_target

A few tests work on two different targets that can't be detected with
a single call to istarget -- that proc only accepts globs, not regular
expressions.

This patch introduces a new is_any_target proc and then converts these
tests to use it in a 'require'.

gdb/testsuite/gdb.arch/amd64-i386-address.exp

@@ -18,11 +18,8 @@
 # Test UNsigned extension of the 32-bit inferior address on a 64-bit host.
 # On native 32-bit host the test always PASSed.
 
-if { (![istarget "x86_64-*-*"] && ![istarget "i?86-*-*"]) || ![is_lp64_target]
-     || [istarget "*-*-openbsd*"] } then {
-    verbose "Skipping amd64->i386 address test."
-    return
-}
+require {is_any_target "x86_64-*-*" "i?86-*-*"} is_lp64_target
+require {!istarget "*-*-openbsd*"}
 
 if [prepare_for_testing "failed to prepare" amd64-i386-address amd64-i386-address.S [list debug "additional_flags=-m32 -nostdlib"]] {
     return -1

gdb/testsuite/gdb.arch/arm-neon.exp

@@ -15,10 +15,7 @@
 
 # This file is part of the gdb testsuite.
 
-if {![istarget "aarch64*-*-*"] && ![istarget "arm*-*-*"]} {
-    verbose "Skipping ${gdb_test_file_name}."
-    return
-}
+require {is_any_target "aarch64*-*-*" "arm*-*-*"}
 
 require allow_float_test
 

gdb/testsuite/gdb.arch/i386-avx.exp

@@ -19,10 +19,7 @@
 # This file is part of the gdb testsuite.
 
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 AVX tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 require have_avx
 

gdb/testsuite/gdb.arch/i386-avx512.exp

@@ -19,10 +19,7 @@
 # This file is part of the gdb testsuite.
 
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 AVX512 tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-biarch-core.exp

@@ -21,10 +21,7 @@
 # #define EM_X86_64       62              /* AMD x86-64 architecture */
 # patch @0x12: 0x3E -> 0x03
 
-if {![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"]} {
-    verbose "Skipping i386 biarch core test."
-    return
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-bp_permanent.exp

@@ -18,10 +18,7 @@
 
 # Test stepping over permanent breakpoints on i386.
 
-if {![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"]} {
-    verbose "Skipping skip over permanent breakpoint on i386 tests."
-    return
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-byte.exp

@@ -19,10 +19,7 @@
 # This file is part of the gdb testsuite.
 
 
-if {(![istarget "x86_64-*-*"] && ![istarget "i?86-*-*"])} {
-    verbose "Skipping i386 byte register tests."
-    return
-}
+require {is_any_target "x86_64-*-*" "i?86-*-*"}
 
 standard_testfile i386-pseudo.c
 

gdb/testsuite/gdb.arch/i386-dr3-watch.exp

@@ -19,9 +19,7 @@
 # This test relies on being able to set 4 hardware watchpoints.  Since
 # that is not a valid assumption across most targets, and we're
 # testing a x86 specific bug, skip everywhere else.
-if {![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"]} {
-    return 0
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-float.exp

@@ -18,10 +18,7 @@
 
 # Test the x87 floating point information printout.
 
-if {![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"]} {
-    verbose "Skipping i386 tests for x87 floating point support."
-    return
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile .S
 

gdb/testsuite/gdb.arch/i386-mpx-call.exp

@@ -14,10 +14,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    untested "skipping x86 MPX tests."
-    return
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-mpx-map.exp

@@ -16,10 +16,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 MPX tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-mpx-sigsegv.exp

@@ -16,10 +16,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 MPX tests."
-    return
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-mpx-simple_segv.exp

@@ -22,10 +22,7 @@
 #
 # Caveat: Setting the handle to nopass, ends up in a endless loop.
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 MPX tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-mpx.exp

@@ -15,17 +15,11 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 MPX tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 standard_testfile
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 MPX tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 require supports_mpx_check_pointer_bounds have_mpx
 

gdb/testsuite/gdb.arch/i386-permbkpt.exp

@@ -18,10 +18,7 @@
 
 # Test inserting breakpoints over permanent breakpoints on i386 and amd64.
 
-if {![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"]} {
-    verbose "Skipping i386 test for multi break at permanent breakpoint location."
-    return
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile .S
 

gdb/testsuite/gdb.arch/i386-pkru.exp

@@ -15,10 +15,7 @@
 
 standard_testfile
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    unsupported "skipping x86 PKEYS tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 set default_pkru_re 0x0
 if { [istarget *-*-linux*] } {

gdb/testsuite/gdb.arch/i386-prologue-skip-cf-protection.exp

@@ -22,10 +22,7 @@
 standard_testfile .c
 set binfile ${binfile}
 
-if { ![istarget x86_64-*-*] && ![istarget i?86-*-*] } {
-    verbose "Skipping ${testfile}."
-    return
-}
+require {is_any_target x86_64-*-* i?86-*-*}
 
 require supports_fcf_protection
 

gdb/testsuite/gdb.arch/i386-signal.exp

@@ -15,10 +15,7 @@
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-if {![istarget "i?86-*-*"] && ![istarget "x86_64-*-*"]} {
-    verbose "Skipping i386 unwinder tests."
-    return
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"}
 
 standard_testfile
 

gdb/testsuite/gdb.arch/i386-sse.exp

@@ -19,10 +19,7 @@
 # This file is part of the gdb testsuite.
 
 
-if { ![istarget i?86-*-*] && ![istarget x86_64-*-* ] } {
-    verbose "Skipping x86 SSE tests."
-    return
-}
+require {is_any_target i?86-*-* x86_64-*-*}
 
 standard_testfile .c
 

gdb/testsuite/gdb.arch/i386-word.exp

@@ -19,10 +19,7 @@
 # This file is part of the gdb testsuite.
 
 
-if {(![istarget "x86_64-*-*"] && ![istarget "i?86-*-*"])} {
-    verbose "Skipping i386 word register tests."
-    return
-}
+require {is_any_target "x86_64-*-*" "i?86-*-*"}
 
 standard_testfile i386-pseudo.c
 

gdb/testsuite/gdb.arch/s390-tdbregs.exp

@@ -18,11 +18,7 @@
 
 # This file is part of the gdb testsuite.
 
-
-if { ![istarget s390-*-*] && ![istarget s390x-*-* ] } {
-    verbose "Skipping s390 TDB register tests."
-    return
-}
+require {is_any_target s390-*-* s390x-*-*}
 
 standard_testfile .c
 

gdb/testsuite/gdb.arch/s390-vregs.exp

@@ -15,10 +15,7 @@
 
 # Test vector register access for s390 platforms.
 
-if { ![istarget s390-*-*] && ![istarget s390x-*-* ] } {
-    verbose "Skipping s390 vector register tests."
-    return
-}
+require {is_any_target s390-*-* s390x-*-*}
 
 standard_testfile .S
 

gdb/testsuite/gdb.base/auxv.exp

@@ -18,11 +18,7 @@
 # This file is based on corefile.exp which was written by Fred
 # Fish. (fnf@cygnus.com)
 
-if { ! [istarget "*-*-linux*"] && ! [istarget "*-*-solaris*"] } {
-    verbose "Skipping auxv.exp because of lack of support."
-    return
-}
-
+require {is_any_target "*-*-linux*" "*-*-solaris*"}
 
 standard_testfile .c
 

gdb/testsuite/gdb.base/catch-fork-static.exp

@@ -23,9 +23,7 @@
 
 # Until "catch fork" is implemented on other targets...
 #
-if {![istarget "*-*-linux*"] && ![istarget "*-*-openbsd*"]} {
-    return
-}
+require {is_any_target "*-*-linux*" "*-*-openbsd*"}
 
 # Reusing foll-fork.c since it's a simple forking program.
 standard_testfile foll-fork.c

gdb/testsuite/gdb.base/jit-reader.exp

@@ -18,9 +18,7 @@ load_lib gdb-python.exp
 
 standard_testfile jit-reader-host.c
 
-if { (![istarget x86_64-*-*] && ![istarget i?86-*-*]) || ![is_lp64_target] } {
-    return -1;
-}
+require {is_any_target "i?86-*-*" "x86_64-*-*"} is_lp64_target
 
 require allow_shlib_tests isnative
 

gdb/testsuite/gdb.server/extended-remote-restart.exp

@@ -35,9 +35,7 @@ if {[target_info gdb_protocol] != "extended-remote"} {
 
 # This test also makes use of 'detach-on-fork' which is not supported
 # on all platforms.
-if {![istarget "*-*-linux*"] && ![istarget "*-*-openbsd*"]} {
-    return
-}
+require {is_any_target "*-*-linux*" "*-*-openbsd*"}
 
 # And we need to be able to reconnect to gdbserver.
 set gdbserver_reconnect_p 1

gdb/testsuite/gdb.trace/stap-trace.exp

@@ -23,9 +23,7 @@ set cr "\[\r\n\]+"
 
 # Only x86 and x86_64 targets are supported for now.
 
-if { ![istarget "x86_64-*"] && ![istarget "i?86-*"] } {
-    return
-}
+require {is_any_target "x86_64-*" "i?86-*"}
 
 proc compile_stap_bin {exec_name {arg ""}} {
     global srcfile

gdb/testsuite/lib/gdb.exp

@@ -4201,6 +4201,16 @@ proc gdb_is_target_native { } {
     return [gdb_is_target_1 "native" ".*native \\(Native process\\).*" "$gdb_prompt $"]
 }
 
+# Like istarget, but checks a list of targets.
+proc is_any_target {args} {
+    foreach targ $args {
+	if {[istarget $targ]} {
+	    return 1
+	}
+    }
+    return 0
+}
+
 # Return the effective value of use_gdb_stub.
 #
 # If the use_gdb_stub global has been set (it is set when the gdb process is