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-rw-r--r--elf/Makefile4
-rw-r--r--elf/tls-macros.h25
-rw-r--r--elf/tst-tls1.c64
-rw-r--r--elf/tst-tls2.c82
-rw-r--r--elf/tst-tls3.c26
-rw-r--r--elf/tst-tlsmod1.c24
-rw-r--r--elf/tst-tlsmod2.c6
-rw-r--r--elf/tst-tlsmod3.c8
-rw-r--r--elf/tst-tlsmod4.c6
-rw-r--r--elf/tst-tlsmod5.c4
-rw-r--r--elf/tst-tlsmod6.c4
-rw-r--r--sysdeps/powerpc/mod-tlsopt-powerpc.c6
-rw-r--r--sysdeps/powerpc/tst-tlsifunc.c4
13 files changed, 64 insertions, 199 deletions
diff --git a/elf/Makefile b/elf/Makefile
index 43604e7d84..1b9acb5242 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -152,7 +152,7 @@ tests-static-normal := tst-leaks1-static tst-array1-static tst-array5-static \
tst-dl-iter-static \
tst-tlsalign-static tst-tlsalign-extern-static \
tst-linkall-static tst-env-setuid tst-env-setuid-tunables
-tests-static-internal := tst-tls1-static tst-tls2-static \
+tests-static-internal := tst-tls1-static \
tst-ptrguard1-static tst-stackguard1-static \
tst-tls1-static-non-pie tst-libc_dlvsym-static
@@ -162,7 +162,7 @@ tst-tls1-static-non-pie-no-pie = yes
tests := tst-tls9 tst-leaks1 \
tst-array1 tst-array2 tst-array3 tst-array4 tst-array5 \
tst-auxv
-tests-internal := tst-tls1 tst-tls2 $(tests-static-internal)
+tests-internal := tst-tls1 $(tests-static-internal)
tests-static := $(tests-static-normal) $(tests-static-internal)
ifeq (yes,$(build-shared))
diff --git a/elf/tls-macros.h b/elf/tls-macros.h
deleted file mode 100644
index e25e33b0f0..0000000000
--- a/elf/tls-macros.h
+++ /dev/null
@@ -1,25 +0,0 @@
-/* Macros to support TLS testing in times of missing compiler support. */
-
-#define COMMON_INT_DEF(x) \
- asm (".tls_common " #x ",4,4")
-/* XXX Until we get compiler support we don't need declarations. */
-#define COMMON_INT_DECL(x)
-
-/* XXX This definition will probably be machine specific, too. */
-#define VAR_INT_DEF(x) \
- asm (".section .tdata\n\t" \
- ".globl " #x "\n" \
- ".balign 4\n" \
- #x ":\t.long 0\n\t" \
- ".size " #x ",4\n\t" \
- ".previous")
-/* XXX Until we get compiler support we don't need declarations. */
-#define VAR_INT_DECL(x)
-
-#include_next <tls-macros.h>
-
- /* XXX Each architecture must have its own asm for now. */
-#if !defined TLS_LE || !defined TLS_IE \
- || !defined TLS_LD || !defined TLS_GD
-# error "No support for this architecture so far."
-#endif
diff --git a/elf/tst-tls1.c b/elf/tst-tls1.c
index c31da56ce9..b3412213ee 100644
--- a/elf/tst-tls1.c
+++ b/elf/tst-tls1.c
@@ -1,13 +1,14 @@
/* glibc test for TLS in ld.so. */
#include <stdio.h>
-#include "tls-macros.h"
-
-
-/* Two common 'int' variables in TLS. */
-COMMON_INT_DEF(foo);
-COMMON_INT_DEF(bar);
+__thread int foo, bar __attribute__ ((tls_model("local-exec")));
+extern __thread int foo_gd asm ("foo") __attribute__ ((tls_model("global-dynamic")));
+extern __thread int foo_ld asm ("foo") __attribute__ ((tls_model("local-dynamic")));
+extern __thread int foo_ie asm ("foo") __attribute__ ((tls_model("initial-exec")));
+extern __thread int bar_gd asm ("bar") __attribute__ ((tls_model("global-dynamic")));
+extern __thread int bar_ld asm ("bar") __attribute__ ((tls_model("local-dynamic")));
+extern __thread int bar_ie asm ("bar") __attribute__ ((tls_model("initial-exec")));
static int
do_test (void)
@@ -18,63 +19,48 @@ do_test (void)
/* Set the variable using the local exec model. */
puts ("set bar to 1 (LE)");
- ap = TLS_LE (bar);
- *ap = 1;
+ bar = 1;
/* Get variables using initial exec model. */
fputs ("get sum of foo and bar (IE)", stdout);
- ap = TLS_IE (foo);
- bp = TLS_IE (bar);
+ ap = &foo_ie;
+ bp = &bar_ie;
printf (" = %d\n", *ap + *bp);
result |= *ap + *bp != 1;
- if (*ap != 0)
- {
- printf ("foo = %d\n", *ap);
- result = 1;
- }
- if (*bp != 1)
+ if (*ap != 0 || *bp != 1)
{
- printf ("bar = %d\n", *bp);
+ printf ("foo = %d\nbar = %d\n", *ap, *bp);
result = 1;
}
- /* Get variables using local dynamic model. */
- fputs ("get sum of foo and bar (LD)", stdout);
- ap = TLS_LD (foo);
- bp = TLS_LD (bar);
+ /* Get variables using local dynamic model or TLSDESC. */
+ fputs ("get sum of foo and bar (LD or TLSDESC)", stdout);
+ ap = &foo_ld;
+ bp = &bar_ld;
printf (" = %d\n", *ap + *bp);
result |= *ap + *bp != 1;
- if (*ap != 0)
- {
- printf ("foo = %d\n", *ap);
- result = 1;
- }
- if (*bp != 1)
+ if (*ap != 0 || *bp != 1)
{
- printf ("bar = %d\n", *bp);
+ printf ("foo = %d\nbar = %d\n", *ap, *bp);
result = 1;
}
- /* Get variables using generic dynamic model. */
- fputs ("get sum of foo and bar (GD)", stdout);
- ap = TLS_GD (foo);
- bp = TLS_GD (bar);
+ /* Get variables using general dynamic model or TLSDESC. */
+ fputs ("get sum of foo and bar (GD or TLSDESC)", stdout);
+ ap = &foo_gd;
+ bp = &bar_gd;
printf (" = %d\n", *ap + *bp);
result |= *ap + *bp != 1;
- if (*ap != 0)
- {
- printf ("foo = %d\n", *ap);
- result = 1;
- }
- if (*bp != 1)
+ if (*ap != 0 || *bp != 1)
{
- printf ("bar = %d\n", *bp);
+ printf ("foo = %d\nbar = %d\n", *ap, *bp);
result = 1;
}
+
return result;
}
diff --git a/elf/tst-tls2.c b/elf/tst-tls2.c
deleted file mode 100644
index 963b8d6c88..0000000000
--- a/elf/tst-tls2.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/* glibc test for TLS in ld.so. */
-#include <stdio.h>
-
-#include "tls-macros.h"
-
-
-/* Two 'int' variables in TLS. */
-VAR_INT_DEF(foo);
-VAR_INT_DEF(bar);
-
-
-static int
-do_test (void)
-{
- int result = 0;
- int *ap, *bp;
-
-
- /* Set the variable using the local exec model. */
- puts ("set bar to 1 (LE)");
- ap = TLS_LE (bar);
- *ap = 1;
-
-
- /* Get variables using initial exec model. */
- fputs ("get sum of foo and bar (IE)", stdout);
- ap = TLS_IE (foo);
- bp = TLS_IE (bar);
- printf (" = %d\n", *ap + *bp);
- result |= *ap + *bp != 1;
- if (*ap != 0)
- {
- printf ("foo = %d\n", *ap);
- result = 1;
- }
- if (*bp != 1)
- {
- printf ("bar = %d\n", *bp);
- result = 1;
- }
-
-
- /* Get variables using local dynamic model. */
- fputs ("get sum of foo and bar (LD)", stdout);
- ap = TLS_LD (foo);
- bp = TLS_LD (bar);
- printf (" = %d\n", *ap + *bp);
- result |= *ap + *bp != 1;
- if (*ap != 0)
- {
- printf ("foo = %d\n", *ap);
- result = 1;
- }
- if (*bp != 1)
- {
- printf ("bar = %d\n", *bp);
- result = 1;
- }
-
-
- /* Get variables using generic dynamic model. */
- fputs ("get sum of foo and bar (GD)", stdout);
- ap = TLS_GD (foo);
- bp = TLS_GD (bar);
- printf (" = %d\n", *ap + *bp);
- result |= *ap + *bp != 1;
- if (*ap != 0)
- {
- printf ("foo = %d\n", *ap);
- result = 1;
- }
- if (*bp != 1)
- {
- printf ("bar = %d\n", *bp);
- result = 1;
- }
-
- return result;
-}
-
-
-#include <support/test-driver.c>
diff --git a/elf/tst-tls3.c b/elf/tst-tls3.c
index 7e0abb4c58..222b179626 100644
--- a/elf/tst-tls3.c
+++ b/elf/tst-tls3.c
@@ -1,13 +1,12 @@
/* glibc test for TLS in ld.so. */
#include <stdio.h>
-#include "tls-macros.h"
-
-/* One define int variable, two externs. */
-COMMON_INT_DECL(foo);
-VAR_INT_DECL(bar);
-VAR_INT_DEF(baz);
+__thread int foo, bar __attribute__ ((tls_model("initial-exec")));
+__thread int baz __attribute__ ((tls_model("local-exec")));
+extern __thread int foo_gd __attribute__ ((alias("foo"), tls_model("global-dynamic")));
+extern __thread int bar_gd __attribute__ ((alias("bar"), tls_model("global-dynamic")));
+extern __thread int baz_ld __attribute__ ((alias("baz"), tls_model("local-dynamic")));
extern int in_dso (void);
@@ -22,23 +21,20 @@ do_test (void)
/* Set the variable using the local exec model. */
puts ("set baz to 3 (LE)");
- ap = TLS_LE (baz);
- *ap = 3;
+ baz = 3;
/* Get variables using initial exec model. */
puts ("set variables foo and bar (IE)");
- ap = TLS_IE (foo);
- *ap = 1;
- bp = TLS_IE (bar);
- *bp = 2;
+ foo = 1;
+ bar = 2;
/* Get variables using local dynamic model. */
fputs ("get sum of foo, bar (GD) and baz (LD)", stdout);
- ap = TLS_GD (foo);
- bp = TLS_GD (bar);
- cp = TLS_LD (baz);
+ ap = &foo_gd;
+ bp = &bar_gd;
+ cp = &baz_ld;
printf (" = %d\n", *ap + *bp + *cp);
result |= *ap + *bp + *cp != 6;
if (*ap != 1)
diff --git a/elf/tst-tlsmod1.c b/elf/tst-tlsmod1.c
index 8d9156791b..a448c4dc37 100644
--- a/elf/tst-tlsmod1.c
+++ b/elf/tst-tlsmod1.c
@@ -1,12 +1,12 @@
#include <stdio.h>
-#include "tls-macros.h"
+__thread int foo, bar __attribute__ ((tls_model("global-dynamic")));
+extern __thread int baz __attribute__ ((tls_model("global-dynamic")));
+extern __thread int foo_ie asm ("foo") __attribute__ ((tls_model("initial-exec")));
+extern __thread int bar_ie asm ("bar") __attribute__ ((tls_model("initial-exec")));
+extern __thread int baz_ie asm ("baz") __attribute__ ((tls_model("initial-exec")));
-/* One define int variable, two externs. */
-COMMON_INT_DEF(foo);
-VAR_INT_DEF(bar);
-VAR_INT_DECL(baz);
extern int in_dso (void);
@@ -19,8 +19,8 @@ in_dso (void)
/* Get variables using initial exec model. */
fputs ("get sum of foo and bar (IE)", stdout);
asm ("" ::: "memory");
- ap = TLS_IE (foo);
- bp = TLS_IE (bar);
+ ap = &foo_ie;
+ bp = &bar_ie;
printf (" = %d\n", *ap + *bp);
result |= *ap + *bp != 3;
if (*ap != 1)
@@ -35,11 +35,11 @@ in_dso (void)
}
- /* Get variables using generic dynamic model. */
- fputs ("get sum of foo and bar and baz (GD)", stdout);
- ap = TLS_GD (foo);
- bp = TLS_GD (bar);
- cp = TLS_GD (baz);
+ /* Get variables using generic dynamic model or TLSDESC. */
+ fputs ("get sum of foo and bar and baz (GD or TLSDESC)", stdout);
+ ap = &foo;
+ bp = &bar;
+ cp = &baz;
printf (" = %d\n", *ap + *bp + *cp);
result |= *ap + *bp + *cp != 6;
if (*ap != 1)
diff --git a/elf/tst-tlsmod2.c b/elf/tst-tlsmod2.c
index 40eb1407f8..3223fe494b 100644
--- a/elf/tst-tlsmod2.c
+++ b/elf/tst-tlsmod2.c
@@ -1,9 +1,7 @@
#include <stdio.h>
-#include "tls-macros.h"
-
-COMMON_INT_DEF(foo);
+__thread int foo;
int
@@ -15,7 +13,7 @@ in_dso (int n, int *caller_foop)
puts ("foo"); /* Make sure PLT is used before macros. */
asm ("" ::: "memory");
- foop = TLS_GD (foo);
+ foop = &foo;
if (caller_foop != NULL && foop != caller_foop)
{
diff --git a/elf/tst-tlsmod3.c b/elf/tst-tlsmod3.c
index 6d186c47ee..d6e7498fd8 100644
--- a/elf/tst-tlsmod3.c
+++ b/elf/tst-tlsmod3.c
@@ -1,10 +1,10 @@
#include <stdio.h>
-#include "tls-macros.h"
extern int in_dso (int n, int *caller_foop);
-COMMON_INT_DEF(comm_n);
+extern __thread int foo;
+__thread int comm_n;
@@ -20,8 +20,8 @@ in_dso2 (void)
puts ("foo"); /* Make sure PLT is used before macros. */
asm ("" ::: "memory");
- foop = TLS_GD (foo);
- np = TLS_GD (comm_n);
+ foop = &foo;
+ np = &comm_n;
if (n != *np)
{
diff --git a/elf/tst-tlsmod4.c b/elf/tst-tlsmod4.c
index 86889aac7e..f38919a8a9 100644
--- a/elf/tst-tlsmod4.c
+++ b/elf/tst-tlsmod4.c
@@ -1,9 +1,7 @@
#include <stdio.h>
-#include "tls-macros.h"
-
-COMMON_INT_DEF(baz);
+__thread int baz;
int
@@ -15,7 +13,7 @@ in_dso (int n, int *caller_bazp)
puts ("foo"); /* Make sure PLT is used before macros. */
asm ("" ::: "memory");
- bazp = TLS_GD (baz);
+ bazp = &baz;
if (caller_bazp != NULL && bazp != caller_bazp)
{
diff --git a/elf/tst-tlsmod5.c b/elf/tst-tlsmod5.c
index a97c7e5e0c..3f39c5bdb7 100644
--- a/elf/tst-tlsmod5.c
+++ b/elf/tst-tlsmod5.c
@@ -1,3 +1 @@
-#include "tls-macros.h"
-
-COMMON_INT_DEF(foo);
+__thread int foo;
diff --git a/elf/tst-tlsmod6.c b/elf/tst-tlsmod6.c
index e968596dd4..7b3571f428 100644
--- a/elf/tst-tlsmod6.c
+++ b/elf/tst-tlsmod6.c
@@ -1,3 +1 @@
-#include "tls-macros.h"
-
-COMMON_INT_DEF(bar);
+__thread int bar;
diff --git a/sysdeps/powerpc/mod-tlsopt-powerpc.c b/sysdeps/powerpc/mod-tlsopt-powerpc.c
index ee0db12a73..2a82e53baf 100644
--- a/sysdeps/powerpc/mod-tlsopt-powerpc.c
+++ b/sysdeps/powerpc/mod-tlsopt-powerpc.c
@@ -1,11 +1,9 @@
/* shared library to test for __tls_get_addr optimization. */
#include <stdio.h>
-#include "../../elf/tls-macros.h"
#include "dl-tls.h"
-/* common 'int' variable in TLS. */
-COMMON_INT_DEF(foo);
+__thread int foo __attribute__ ((tls_model("global-dynamic")));
int
@@ -14,7 +12,7 @@ tls_get_addr_opt_test (void)
int result = 0;
/* Get variable using general dynamic model. */
- int *ap = TLS_GD (foo);
+ int *ap = &foo;
if (*ap != 0)
{
printf ("foo = %d\n", *ap);
diff --git a/sysdeps/powerpc/tst-tlsifunc.c b/sysdeps/powerpc/tst-tlsifunc.c
index 75cfb3e656..681de40afc 100644
--- a/sysdeps/powerpc/tst-tlsifunc.c
+++ b/sysdeps/powerpc/tst-tlsifunc.c
@@ -21,9 +21,9 @@
#include <stdint.h>
#include <inttypes.h>
#include <libc-symbols.h>
-#include <tls-macros.h>
__thread int bar;
+extern __thread int bar_gd asm ("bar") __attribute__ ((tls_model("global-dynamic")));
static int *bar_ptr = NULL;
static uint32_t resolver_platform = 0;
@@ -57,7 +57,7 @@ get_platform (void)
void
init_foo (void)
{
- bar_ptr = TLS_GD (bar);
+ bar_ptr = &bar_gd;
}
int
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