2011-11-24 Razya Ladelsky <razya@il.ibm.com>
- * tree-data-ref.c (initialize_data_dependence_relation): Update
+ * tree-data-ref.c (initialize_data_dependence_relation): Update
comment for the self dependence case.
(compute_self_dependence): Remove.
- * tree-vect-data-refs.c (vect_analyze_data_refs): Remove call to
- compute_self_dependenc.
+ * tree-vect-data-refs.c (vect_analyze_data_refs): Remove call to
+ compute_self_dependenc.
+
2011-11-24 Alan Modra <amodra@gmail.com>
* c-decl.c (warn_if_shadowing): Don't warn if shadowed
(sync_compare_and_swap<IMODE>): Remove.
(sync_lock_release<IMODE>): Remove.
- * config/ia64/ia64.md: Use define_e_enum for UNSPEC_*
+ * config/ia64/ia64.md: Use define_c_enum for UNSPEC_*
and UNSPECV_* constants.
2011-11-22 Tom de Vries <tom@codesourcery.com>
2011-11-21 Aldy Hernandez <aldyh@redhat.com>
* opts.c (finish_options): Do not fail for -fgnu-tm.
- * gimple-streamer-out.c (output_gimple_stmt): Handle GIMPLE_TRANSACTION.
+ * gimple-streamer-out.c (output_gimple_stmt): Handle
+ GIMPLE_TRANSACTION.
* gimple-streamer-in.c (input_gimple_stmt): Same.
* lto-cgraph.c (input_overwrite_node): Read tm_clone bit.
(lto_output_node): Write tm_clone bit.
+2011-11-25 Uros Bizjak <ubizjak@gmail.com>
+
+ PR testsuite/51258
+ * lib/target-supports.exp
+ (check_effective_target_sync_int_128_runtime): New procedure.
+ (check_effective_target_sync_long_long_runtime): Ditto.
+ (check_effective_target_sync_long_long): Add arm*-*-*.
+ (check_effective_target_sync_longlong): Remove.
+
+ * gcc.dg/atomic-op-5.c: Require sync_int_128_runtime effective target.
+ * gcc.dg/atomic-compare-exchange-5.c: Ditto.
+ * gcc.dg/atomic-exchange-5.c: Ditto.
+ * gcc.dg/atomic-load-5.c: Ditto.
+ * gcc.dg/atomic-store-5.c: Ditto.
+ * gcc.dg/simulate-thread/atomic-load-int128.c: Ditto.
+ * gcc.dg/simulate-thread/atomic-other-int128.c: Ditto.
+ * gcc.dg/atomic-op-4.c: Require sync_long_long_runtime
+ effective target.
+ * gcc.dg/atomic-compare-exchange-4.c: Ditto.
+ * gcc.dg/atomic-exchange-4.c: Ditto.
+ * gcc.dg/atomic-load-4.c: Ditto.
+ * gcc.dg/atomic-store-4.c: Ditto.
+ * gcc.dg/di-longlong64-sync-1.c: Ditto.
+ * gcc.dg/di-sync-multithread.c: Ditto.
+ * gcc.dg/simulate-thread/atomic-load-longlong.c: Ditto.
+ * gcc.dg/simulate-thread/atomic-other-longlong.c: Ditto.
+
2011-11-25 Tobias Burnus <burnus@net-b.de>
PR fortran/50408
PR c/51256
* gcc.dg/atomic-pr51256.c: New. Test error conditions.
-
+
2011-11-24 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/51227
2011-11-22 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
- * gcc.dg/vshift-1.c (main): Call rand instead of random.
- * gcc.dg/vshift-3.c (main): Likewise.
+ * gcc.dg/vshift-1.c (main): Call rand instead of random.
+ * gcc.dg/vshift-3.c (main): Likewise.
2011-11-22 Iain Sandoe <iains@gcc.gnu.org>
/* Test __atomic routines for existence and proper execution on 8 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_long_long } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "" } */
/* Test the execution of __atomic_compare_exchange_n builtin for a long_long. */
/* Test __atomic routines for existence and proper execution on 16 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_int_128 } */
+/* { dg-require-effective-target sync_int_128_runtime } */
/* { dg-options "-mcx16" { target { i?86-*-* x86_64-*-* } } } */
/* Test the execution of __atomic_compare_exchange_n builtin for an int_128. */
/* Test __atomic routines for existence and proper execution on 8 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_long_long } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "" } */
/* Test the execution of the __atomic_X builtin for a long_long. */
/* Test __atomic routines for existence and proper execution on 16 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_int_128 } */
+/* { dg-require-effective-target sync_int_128_runtime } */
/* { dg-options "-mcx16" { target { i?86-*-* x86_64-*-* } } } */
/* Test the execution of the __atomic_X builtin for a 16 byte value. */
/* Test __atomic routines for existence and proper execution on 8 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_long_long } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "" } */
extern void abort(void);
/* Test __atomic routines for existence and proper execution on 16 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_int_128 } */
+/* { dg-require-effective-target sync_int_128_runtime } */
/* { dg-options "-mcx16" { target { i?86-*-* x86_64-*-* } } } */
extern void abort(void);
/* Test __atomic routines for existence and proper execution on 8 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_long_long } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "" } */
/* Test the execution of the __atomic_*OP builtin routines for long long. */
/* Test __atomic routines for existence and proper execution on 16 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_int_128 } */
+/* { dg-require-effective-target sync_int_128_runtime } */
/* { dg-options "-mcx16" { target { i?86-*-* x86_64-*-* } } } */
/* Test the execution of the __atomic_*OP builtin routines for an int_128. */
/* Test __atomic routines for existence and proper execution on 8 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_long_long } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "" } */
/* Test the execution of the __atomic_store_n builtin for a long long. */
/* Test __atomic routines for existence and proper execution on 16 byte
values with each valid memory model. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_int_128 } */
+/* { dg-require-effective-target sync_int_128_runtime } */
/* { dg-options "-mcx16" { target { i?86-*-* x86_64-*-* } } } */
/* Test the execution of the __atomic_store_n builtin for a 16 byte value. */
/* { dg-do run } */
-/* { dg-require-effective-target sync_longlong } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "-std=gnu99" } */
/* { dg-message "note: '__sync_fetch_and_nand' changed semantics in GCC 4.4" "" { target *-*-* } 0 } */
/* { dg-message "note: '__sync_nand_and_fetch' changed semantics in GCC 4.4" "" { target *-*-* } 0 } */
/* { dg-do run } */
-/* { dg-require-effective-target sync_longlong } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-require-effective-target pthread_h } */
/* { dg-require-effective-target pthread } */
/* { dg-options "-pthread -std=gnu99" } */
/* { dg-do link } */
-/* { dg-require-effective-target sync_int_128 } */
+/* { dg-require-effective-target sync_int_128_runtime } */
/* { dg-options "-mcx16" { target { x86_64-*-* i?86-*-* } } } */
/* { dg-final { simulate-thread } } */
/* { dg-do link } */
-/* { dg-require-effective-target sync_long_long } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "" } */
/* { dg-final { simulate-thread } } */
/* { dg-do link } */
-/* { dg-require-effective-target sync_int_128 } */
+/* { dg-require-effective-target sync_int_128_runtime } */
/* { dg-options "-mcx16" { target { x86_64-*-* i?86-*-* } } } */
/* { dg-final { simulate-thread } } */
/* { dg-do link } */
-/* { dg-require-effective-target sync_long_long } */
+/* { dg-require-effective-target sync_long_long_runtime } */
/* { dg-options "" } */
/* { dg-final { simulate-thread } } */
}
}
+# Return 1 if the target supports atomic operations on "int_128" values
+# and can execute them.
+
+proc check_effective_target_sync_int_128_runtime { } {
+ if { ([istarget x86_64-*-*] || [istarget i?86-*-*])
+ && ![is-effective-target ia32] } {
+ return [check_cached_effective_target sync_int_128_available {
+ check_runtime_nocache sync_int_128_available {
+ #include "cpuid.h"
+ int main ()
+ {
+ unsigned int eax, ebx, ecx, edx;
+ if (__get_cpuid (1, &eax, &ebx, &ecx, &edx))
+ return !(ecx & bit_CMPXCHG16B);
+ return 1;
+ }
+ } ""
+ }]
+ } else {
+ return 0
+ }
+}
+
# Return 1 if the target supports atomic operations on "long long".
proc check_effective_target_sync_long_long { } {
if { ([istarget x86_64-*-*] || [istarget i?86-*-*])
- && ![is-effective-target ia32] } {
+ && ![is-effective-target ia32]
+ || [istarget arm*-*-*] } {
return 1
} else {
return 0
}
}
+# Return 1 if the target supports atomic operations on "long long"
+# and can execute them.
+
+proc check_effective_target_sync_long_long_runtime { } {
+ if { ([istarget x86_64-*-*] || [istarget i?86-*-*])
+ && ![is-effective-target ia32] } {
+ return [check_cached_effective_target sync_long_long_available {
+ check_runtime_nocache sync_long_long_available {
+ #include "cpuid.h"
+ int main ()
+ {
+ unsigned int eax, ebx, ecx, edx;
+ if (__get_cpuid (1, &eax, &ebx, &ecx, &edx))
+ return !(edx & bit_CMPXCHG8B);
+ return 1;
+ }
+ } ""
+ }]
+ } elseif { [istarget arm*-*-linux-gnueabi] } {
+ return [check_runtime sync_longlong_runtime {
+ #include <stdlib.h>
+ int main ()
+ {
+ long long l1;
+
+ if (sizeof (long long) != 8)
+ exit (1);
+
+ /* Just check for native; checking for kernel fallback is tricky. */
+ asm volatile ("ldrexd r0,r1, [%0]" : : "r" (&l1) : "r0", "r1");
+
+ exit (0);
+ }
+ } "" ]
+ } else {
+ return 0
+ }
+}
+
# Return 1 if the target supports atomic operations on "int" and "long".
proc check_effective_target_sync_int_long { } {
return $et_sync_int_long_saved
}
-# Return 1 if the target supports atomic operations on "long long" and can
-# execute them
-# So far only put checks in for ARM, others may want to add their own
-proc check_effective_target_sync_longlong { } {
- return [check_runtime sync_longlong_runtime {
- #include <stdlib.h>
- int main ()
- {
- long long l1;
-
- if (sizeof (long long) != 8)
- exit (1);
-
- #ifdef __arm__
- /* Just check for native; checking for kernel fallback is tricky. */
- asm volatile ("ldrexd r0,r1, [%0]" : : "r" (&l1) : "r0", "r1");
- #else
- # error "Add other suitable archs here"
- #endif
-
- exit (0);
- }
- } "" ]
-}
-
# Return 1 if the target supports atomic operations on "char" and "short".
proc check_effective_target_sync_char_short { } {