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author | Sverker Eriksson <[email protected]> | 2017-08-30 20:55:08 +0200 |
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committer | Sverker Eriksson <[email protected]> | 2017-08-30 20:55:08 +0200 |
commit | 7c67bbddb53c364086f66260701bc54a61c9659c (patch) | |
tree | 92ab0d4b91d5e2f6e7a3f9d61ea25089e8a71fe0 /erts/include/internal/ethread.h | |
parent | 97dc5e7f396129222419811c173edc7fa767b0f8 (diff) | |
parent | 3b7a6ffddc819bf305353a593904cea9e932e7dc (diff) | |
download | otp-7c67bbddb53c364086f66260701bc54a61c9659c.tar.gz otp-7c67bbddb53c364086f66260701bc54a61c9659c.tar.bz2 otp-7c67bbddb53c364086f66260701bc54a61c9659c.zip |
Merge tag 'OTP-19.0' into sverker/19/binary_to_atom-utf8-crash/ERL-474/OTP-14590
Diffstat (limited to 'erts/include/internal/ethread.h')
-rw-r--r-- | erts/include/internal/ethread.h | 130 |
1 files changed, 84 insertions, 46 deletions
diff --git a/erts/include/internal/ethread.h b/erts/include/internal/ethread.h index ab728c65fa..b23644d361 100644 --- a/erts/include/internal/ethread.h +++ b/erts/include/internal/ethread.h @@ -1,18 +1,19 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2004-2013. All Rights Reserved. + * Copyright Ericsson AB 2004-2015. All Rights Reserved. * - * The contents of this file are subject to the Erlang Public License, - * Version 1.1, (the "License"); you may not use this file except in - * compliance with the License. You should have received a copy of the - * Erlang Public License along with this software. If not, it can be - * retrieved online at http://www.erlang.org/. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at * - * Software distributed under the License is distributed on an "AS IS" - * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - * the License for the specific language governing rights and limitations - * under the License. + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. * * %CopyrightEnd% */ @@ -31,12 +32,18 @@ #endif #include <stdlib.h> +#include "ethread_inline.h" #include "erl_errno.h" #if defined(DEBUG) # define ETHR_DEBUG #endif +#if defined(__PPC__) || defined (__POWERPC) +/* OSE compiler should be fixed! */ +#define __ppc__ +#endif + #if defined(ETHR_DEBUG) # undef ETHR_XCHK # define ETHR_XCHK 1 @@ -46,21 +53,18 @@ # endif #endif -#undef ETHR_INLINE -#if defined(__GNUC__) -# define ETHR_INLINE __inline__ -#elif defined(__WIN32__) -# define ETHR_INLINE __forceinline -#endif #if defined(ETHR_DEBUG) || !defined(ETHR_INLINE) || ETHR_XCHK \ - || (defined(__GNUC__) && defined(ERTS_MIXED_CYGWIN_VC)) + || (defined(__GNUC__) && defined(ERTS_MIXED_CYGWIN_VC)) \ + || (defined(__GNUC__) && defined(ERTS_MIXED_MSYS_VC)) # undef ETHR_INLINE # define ETHR_INLINE +# undef ETHR_FORCE_INLINE +# define ETHR_FORCE_INLINE # undef ETHR_TRY_INLINE_FUNCS #endif /* Assume 64-byte cache line size */ -#define ETHR_CACHE_LINE_SIZE 64 +#define ETHR_CACHE_LINE_SIZE ASSUMED_CACHE_LINE_SIZE #define ETHR_CACHE_LINE_MASK (ETHR_CACHE_LINE_SIZE - 1) #define ETHR_CACHE_LINE_ALIGN_SIZE(SZ) \ @@ -108,6 +112,10 @@ int ethr_assert_failed(const char *file, int line, const char *func, char *a); #error "_GNU_SOURCE not defined. Please, compile all files with -D_GNU_SOURCE." #endif +#ifdef ETHR_HAVE_PTHREAD_SETNAME_NP_1 +#define _DARWIN_C_SOURCE +#endif + #if defined(ETHR_NEED_NPTL_PTHREAD_H) #include <nptl/pthread.h> #elif defined(ETHR_HAVE_MIT_PTHREAD_H) @@ -256,19 +264,6 @@ ETHR_PROTO_NORETURN__ ethr_fatal_error__(const char *file, const char *func, int err); -#if !defined(__GNUC__) -# define ETHR_AT_LEAST_GCC_VSN__(MAJ, MIN, PL) 0 -#elif !defined(__GNUC_MINOR__) -# define ETHR_AT_LEAST_GCC_VSN__(MAJ, MIN, PL) \ - ((__GNUC__ << 24) >= (((MAJ) << 24) | ((MIN) << 12) | (PL))) -#elif !defined(__GNUC_PATCHLEVEL__) -# define ETHR_AT_LEAST_GCC_VSN__(MAJ, MIN, PL) \ - (((__GNUC__ << 24) | (__GNUC_MINOR__ << 12)) >= (((MAJ) << 24) | ((MIN) << 12) | (PL))) -#else -# define ETHR_AT_LEAST_GCC_VSN__(MAJ, MIN, PL) \ - (((__GNUC__ << 24) | (__GNUC_MINOR__ << 12) | __GNUC_PATCHLEVEL__) >= (((MAJ) << 24) | ((MIN) << 12) | (PL))) -#endif - #if !ETHR_AT_LEAST_GCC_VSN__(2, 96, 0) #define __builtin_expect(X, Y) (X) #endif @@ -283,14 +278,40 @@ ETHR_PROTO_NORETURN__ ethr_fatal_error__(const char *file, || (defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64)))) # define ETHR_X86_RUNTIME_CONF__ -# define ETHR_X86_RUNTIME_CONF_HAVE_DW_CMPXCHG__ \ - (__builtin_expect(ethr_runtime__.conf.have_dw_cmpxchg != 0, 1)) -# define ETHR_X86_RUNTIME_CONF_HAVE_NO_DW_CMPXCHG__ \ - (__builtin_expect(ethr_runtime__.conf.have_dw_cmpxchg == 0, 0)) -# define ETHR_X86_RUNTIME_CONF_HAVE_SSE2__ \ - (__builtin_expect(ethr_runtime__.conf.have_sse2 != 0, 1)) -# define ETHR_X86_RUNTIME_CONF_HAVE_NO_SSE2__ \ - (__builtin_expect(ethr_runtime__.conf.have_sse2 == 0, 0)) +# define ETHR_X86_RUNTIME_CONF_HAVE_META(feature) \ + (__builtin_expect(ethr_runtime__.conf.have_##feature != 0, 1)) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_META(feature) \ + (__builtin_expect(ethr_runtime__.conf.have_##feature == 0, 0)) + +# define ETHR_X86_RUNTIME_CONF_HAVE_DW_CMPXCHG__ \ + ETHR_X86_RUNTIME_CONF_HAVE_META(dw_cmpxchg) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_DW_CMPXCHG__ \ + ETHR_X86_RUNTIME_CONF_HAVE_NO_META(dw_cmpxchg) +# define ETHR_X86_RUNTIME_CONF_HAVE_SSE2__ \ + ETHR_X86_RUNTIME_CONF_HAVE_META(sse2) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_SSE2__ \ + ETHR_X86_RUNTIME_CONF_HAVE_NO_META(sse2) +# define ETHR_X86_RUNTIME_CONF_HAVE_RDTSCP__ \ + ETHR_X86_RUNTIME_CONF_HAVE_META(rdtscp) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_RDTSCP__ \ + ETHR_X86_RUNTIME_CONF_HAVE_NO_META(rdtscp) +# define ETHR_X86_RUNTIME_CONF_HAVE_CONSTANT_TSC__ \ + ETHR_X86_RUNTIME_CONF_HAVE_META(constant_tsc) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_CONSTANT_TSC__ \ + ETHR_X86_RUNTIME_CONF_HAVE_NO_META(nonstop_tsc) +# define ETHR_X86_RUNTIME_CONF_HAVE_NONSTOP_TSC__ \ + ETHR_X86_RUNTIME_CONF_HAVE_META(nonstop_tsc) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_NONSTOP_TSC__ \ + ETHR_X86_RUNTIME_CONF_HAVE_NO_META(nonstop_tsc) +# define ETHR_X86_RUNTIME_CONF_HAVE_TSC_RELIABLE__ \ + ETHR_X86_RUNTIME_CONF_HAVE_META(tsc_reliable) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_TSC_RELIABLE_TSC__ \ + ETHR_X86_RUNTIME_CONF_HAVE_NO_META(tsc_reliable) +# define ETHR_X86_RUNTIME_CONF_HAVE_NONSTOP_TSC_S3__ \ + ETHR_X86_RUNTIME_CONF_HAVE_META(nonstop_tsc_s3) +# define ETHR_X86_RUNTIME_CONF_HAVE_NO_NONSTOP_TSC_S3__ \ + ETHR_X86_RUNTIME_CONF_HAVE_NO_META(nonstop_tsc_s3) + #endif #if (defined(__GNUC__) \ @@ -309,6 +330,11 @@ typedef struct { #if defined(ETHR_X86_RUNTIME_CONF__) int have_dw_cmpxchg; int have_sse2; + int have_rdtscp; + int have_constant_tsc; + int have_tsc_reliable; + int have_nonstop_tsc; + int have_nonstop_tsc_s3; #endif #if defined(ETHR_PPC_RUNTIME_CONF__) int have_lwsync; @@ -351,8 +377,11 @@ extern ethr_runtime_t ethr_runtime__; # include "sparc64/ethread.h" # endif # endif -# include "gcc/ethread.h" +# if ETHR_HAVE_GCC___ATOMIC_BUILTINS +# include "gcc/ethread.h" +# endif # include "libatomic_ops/ethread.h" +# include "gcc/ethread.h" # endif # elif defined(ETHR_HAVE_LIBATOMIC_OPS) # include "libatomic_ops/ethread.h" @@ -361,6 +390,10 @@ extern ethr_runtime_t ethr_runtime__; # endif #endif /* !ETHR_DISABLE_NATIVE_IMPLS */ +#if !defined(ETHR_HAVE_NATIVE_ATOMIC32) && !defined(ETHR_HAVE_NATIVE_ATOMIC64) && !defined(ETHR_DISABLE_NATIVE_IMPLS) && defined(ETHR_SMP_REQUIRE_NATIVE_IMPLS) +#error "No native ethread implementation found. If you want to use fallbacks you have to disable native ethread support with configure." +#endif + #include "ethr_atomics.h" /* The atomics API */ #if defined(__GNUC__) @@ -409,8 +442,10 @@ extern ethr_runtime_t ethr_runtime__; # endif #endif -#ifdef VALGRIND /* mutex as fallback for spinlock for VALGRIND */ +#if defined(VALGRIND) +/* mutex as fallback for spinlock for VALGRIND. */ # undef ETHR_HAVE_NATIVE_SPINLOCKS +# undef ETHR_HAVE_NATIVE_RWSPINLOCKS #else # include "ethr_optimized_fallbacks.h" #endif @@ -454,10 +489,10 @@ typedef struct { typedef struct { int detached; /* boolean (default false) */ int suggested_stack_size; /* kilo words (default sys dependent) */ + char *name; /* max 14 char long (default no-name) */ } ethr_thr_opts; -#define ETHR_THR_OPTS_DEFAULT_INITER {0, -1} - +#define ETHR_THR_OPTS_DEFAULT_INITER {0, -1, NULL} #if !defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_AUX_IMPL__) # define ETHR_NEED_SPINLOCK_PROTOTYPES__ @@ -472,9 +507,11 @@ int ethr_thr_join(ethr_tid, void **); int ethr_thr_detach(ethr_tid); void ethr_thr_exit(void *); ethr_tid ethr_self(void); +int ethr_getname(ethr_tid, char *, size_t); +void ethr_setname(char *); int ethr_equal_tids(ethr_tid, ethr_tid); -int ethr_tsd_key_create(ethr_tsd_key *); +int ethr_tsd_key_create(ethr_tsd_key *,char *); int ethr_tsd_key_delete(ethr_tsd_key); int ethr_tsd_set(ethr_tsd_key, void *); void *ethr_tsd_get(ethr_tsd_key); @@ -483,6 +520,7 @@ void *ethr_tsd_get(ethr_tsd_key); #include <signal.h> int ethr_sigmask(int how, const sigset_t *set, sigset_t *oset); int ethr_sigwait(const sigset_t *set, int *sig); +int ethr_kill(const ethr_tid tid, const int sig); #endif void ethr_compiler_barrier(void); @@ -566,7 +604,7 @@ typedef struct ethr_ts_event_ ethr_ts_event; /* Needed by ethr_mutex.h */ #if defined(ETHR_WIN32_THREADS) # include "win/ethr_event.h" -#else +#elif defined(ETHR_PTHREADS) # include "pthread/ethr_event.h" #endif @@ -693,7 +731,7 @@ static ETHR_INLINE int ETHR_INLINE_FUNC_NAME_(ethr_rwlock_destroy)(ethr_rwlock_t *lock) { #ifdef ETHR_HAVE_NATIVE_RWSPINLOCKS - return 0; + return ethr_native_rwlock_destroy(lock); #else return ethr_rwmutex_destroy((ethr_rwmutex *) lock); #endif |