htl: Enable cancel*16 an cancel*20 tests

* nptl/tst-cancel16.c, tst-cancel20.c, tst-cancelx16.c, tst-cancelx20.c:
Move to...
* sysdeps/pthread: ... here.
* nptl/Makefile: Move corresponding references and rules to...
* sysdeps/pthread/Makefile: ... here.
* sysdeps/mach/hurd/i386/Makefile: Xfail tst-cancel*16 for now: missing
barrier pshared support, but test should be working otherwise.

nptl/Makefile

@@ -278,8 +278,7 @@ tests = tst-attr2 tst-attr3 tst-default-attr \
 	tst-sem17 \
 	tst-tsd3 tst-tsd4 \
 	tst-cancel4 tst-cancel4_1 tst-cancel4_2 tst-cancel5 \
-	tst-cancel7 \
-	tst-cancel16 tst-cancel17 tst-cancel20 tst-cancel24 \
+	tst-cancel7 tst-cancel17 tst-cancel24 \
 	tst-cleanup4 \
 	tst-signal3 \
 	tst-exec4 tst-exec5 \
@@ -357,9 +356,7 @@ endif
 
 LDFLAGS-pthread.so = -Wl,--enable-new-dtags,-z,nodelete,-z,initfirst
 
-tests += tst-cancelx4 tst-cancelx5 tst-cancelx7 \
-	 tst-cancelx16 tst-cancelx17 tst-cancelx20 \
-	 tst-cleanupx4
+tests += tst-cancelx4 tst-cancelx5 tst-cancelx7 tst-cancelx17 tst-cleanupx4
 
 ifeq ($(build-shared),yes)
 tests += tst-compat-forwarder tst-audit-threads
@@ -476,9 +473,7 @@ CFLAGS-tst-cancelx5.c += -Wno-error
 CFLAGS-tst-cancelx4.c += -fexceptions
 CFLAGS-tst-cancelx5.c += -fexceptions
 CFLAGS-tst-cancelx7.c += -fexceptions
-CFLAGS-tst-cancelx16.c += -fexceptions
 CFLAGS-tst-cancelx17.c += -fexceptions
-CFLAGS-tst-cancelx20.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-tst-cleanupx4.c += -fexceptions
 CFLAGS-tst-cleanupx4aux.c += -fexceptions
 CFLAGS-tst-initializers1.c += -W -Wall -Werror

sysdeps/mach/hurd/i386/Makefile

@@ -107,6 +107,8 @@ ifeq ($(subdir),htl)
 # For bug 25521
 # (setpshared support)
 test-xfail-tst-mutex4 = yes
+test-xfail-tst-cancel16 = yes
+test-xfail-tst-cancelx16 = yes
 test-xfail-tst-cond4 = yes
 test-xfail-tst-cond6 = yes
 test-xfail-tst-cond12 = yes

sysdeps/pthread/Makefile

@@ -55,8 +55,8 @@ tests += tst-cnd-basic tst-mtx-trylock tst-cnd-broadcast \
 	 tst-cancel-self-canceltype tst-cancel-self-testcancel \
 	 tst-cancel1 tst-cancel2 tst-cancel3 \
 	 tst-cancel6 tst-cancel8 tst-cancel9 tst-cancel10 tst-cancel11 \
-	 tst-cancel12 tst-cancel13 tst-cancel14 tst-cancel15 tst-cancel18 \
-	 tst-cancel19 tst-cancel21 \
+	 tst-cancel12 tst-cancel13 tst-cancel14 tst-cancel15 tst-cancel16 \
+	 tst-cancel18 tst-cancel19 tst-cancel20 tst-cancel21 \
 	 tst-cancel22 tst-cancel23 tst-cancel26 tst-cancel27 tst-cancel28 \
 	 tst-cleanup0 tst-cleanup1 tst-cleanup2 tst-cleanup3 \
 	 tst-clock1 \
@@ -118,7 +118,7 @@ CFLAGS-tst-cleanupx2.c += -fno-builtin
 
 tests += tst-cancelx2 tst-cancelx3 tst-cancelx6 tst-cancelx8 tst-cancelx9 \
 	 tst-cancelx10 tst-cancelx11 tst-cancelx12 tst-cancelx13 tst-cancelx14 \
-	 tst-cancelx15 tst-cancelx18 tst-cancelx21 \
+	 tst-cancelx15 tst-cancelx16 tst-cancelx18 tst-cancelx20 tst-cancelx21 \
 	 tst-cleanupx0 tst-cleanupx1 tst-cleanupx2 tst-cleanupx3
 
 ifeq ($(build-shared),yes)
@@ -137,7 +137,8 @@ ifeq ($(build-shared),yes)
 tests: $(test-modules)
 endif
 
-tests-static += tst-locale1 tst-locale2 tst-cancel21-static \
+
+tests-static += tst-locale1 tst-locale2 tst-cancel21-static
 
 tests += tst-cancel21-static tst-cond11-static
 
@@ -163,7 +164,9 @@ CFLAGS-tst-cancelx12.c += -fexceptions
 CFLAGS-tst-cancelx13.c += -fexceptions
 CFLAGS-tst-cancelx14.c += -fexceptions
 CFLAGS-tst-cancelx15.c += -fexceptions
+CFLAGS-tst-cancelx16.c += -fexceptions
 CFLAGS-tst-cancelx18.c += -fexceptions
+CFLAGS-tst-cancelx20.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-tst-cancelx21.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-tst-cleanupx0.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-tst-cleanupx1.c += -fexceptions -fasynchronous-unwind-tables