diff options
Diffstat (limited to 'erts/include/internal')
| -rw-r--r-- | erts/include/internal/erl_printf_format.h | 11 | ||||
| -rw-r--r-- | erts/include/internal/ethr_internal.h | 1 | ||||
| -rw-r--r-- | erts/include/internal/ethr_mutex.h | 8 | ||||
| -rw-r--r-- | erts/include/internal/ethread.h | 143 | ||||
| -rw-r--r-- | erts/include/internal/ethread_header_config.h.in | 4 | ||||
| -rw-r--r-- | erts/include/internal/i386/ethr_dw_atomic.h | 73 | ||||
| -rw-r--r-- | erts/include/internal/ose/ethr_event.h | 114 |
7 files changed, 99 insertions, 255 deletions
diff --git a/erts/include/internal/erl_printf_format.h b/erts/include/internal/erl_printf_format.h index efd926be99..953022017a 100644 --- a/erts/include/internal/erl_printf_format.h +++ b/erts/include/internal/erl_printf_format.h @@ -44,7 +44,6 @@ typedef long long ErlPfSWord; #error Found no appropriate type to use for 'Eterm', 'Uint' and 'Sint' #endif - typedef int (*fmtfn_t)(void*, char*, size_t); extern int erts_printf_format(fmtfn_t, void*, char*, va_list); @@ -57,17 +56,9 @@ extern int erts_printf_uword(fmtfn_t, void*, char, int, int, ErlPfUWord); extern int erts_printf_sword(fmtfn_t, void*, char, int, int, ErlPfSWord); extern int erts_printf_double(fmtfn_t, void *, char, int, int, double); -#ifdef HALFWORD_HEAP_EMULATOR -# if SIZEOF_INT != 4 -# error Unsupported integer size for HALFWORD_HEAP_EMULATOR -# endif -typedef unsigned int ErlPfEterm; -#else typedef ErlPfUWord ErlPfEterm; -#endif - -extern int (*erts_printf_eterm_func)(fmtfn_t, void*, ErlPfEterm, long, ErlPfEterm*); +extern int (*erts_printf_eterm_func)(fmtfn_t, void*, ErlPfEterm, long); #endif /* ERL_PRINTF_FORMAT_H__ */ diff --git a/erts/include/internal/ethr_internal.h b/erts/include/internal/ethr_internal.h index d4ded6ff05..693b34df61 100644 --- a/erts/include/internal/ethr_internal.h +++ b/erts/include/internal/ethr_internal.h @@ -92,7 +92,6 @@ void ethr_run_exit_handlers__(void); void ethr_ts_event_destructor__(void *vtsep); #if defined(ETHR_X86_RUNTIME_CONF__) -int ethr_x86_have_cpuid__(void); void ethr_x86_cpuid__(int *eax, int *ebx, int *ecx, int *edx); #endif diff --git a/erts/include/internal/ethr_mutex.h b/erts/include/internal/ethr_mutex.h index f76c4262ca..b402a139f5 100644 --- a/erts/include/internal/ethr_mutex.h +++ b/erts/include/internal/ethr_mutex.h @@ -98,7 +98,7 @@ void LeaveCriticalSection(CRITICAL_SECTION *); #if 0 # define ETHR_MTX_Q_LOCK_SPINLOCK__ # define ETHR_MTX_QLOCK_TYPE__ ethr_spinlock_t -#elif defined(ETHR_PTHREADS) || defined(ETHR_OSE_THREADS) +#elif defined(ETHR_PTHREADS) # define ETHR_MTX_Q_LOCK_PTHREAD_MUTEX__ # define ETHR_MTX_QLOCK_TYPE__ pthread_mutex_t #elif defined(ETHR_WIN32_THREADS) @@ -211,7 +211,7 @@ struct ethr_cond_ { #endif }; -#elif (defined(ETHR_PTHREADS) || defined(ETHR_OSE_THREADS)) && !defined(ETHR_DBG_WIN_MTX_WITH_PTHREADS) +#elif defined(ETHR_PTHREADS) && !defined(ETHR_DBG_WIN_MTX_WITH_PTHREADS) typedef struct ethr_mutex_ ethr_mutex; struct ethr_mutex_ { @@ -355,7 +355,7 @@ void ethr_rwmutex_rwunlock(ethr_rwmutex *); #ifdef ETHR_MTX_HARD_DEBUG #define ETHR_MTX_HARD_ASSERT(A) \ - ((void) ((A) ? 1 : ethr_assert_failed(__FILE__, __LINE__, __func__,#A))) + ((void) ((A) ? 1 : ethr_assert_failed(__FILE__, __LINE__, __func__, #A))) #else #define ETHR_MTX_HARD_ASSERT(A) ((void) 1) #endif @@ -634,7 +634,7 @@ ETHR_INLINE_MTX_FUNC_NAME_(ethr_mutex_unlock)(ethr_mutex *mtx) #endif /* ETHR_TRY_INLINE_FUNCS */ -#elif (defined(ETHR_PTHREADS) || defined(ETHR_OSE_THREADS)) && !defined(ETHR_DBG_WIN_MTX_WITH_PTHREADS) +#elif defined(ETHR_PTHREADS) && !defined(ETHR_DBG_WIN_MTX_WITH_PTHREADS) #if defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_MUTEX_IMPL__) diff --git a/erts/include/internal/ethread.h b/erts/include/internal/ethread.h index 8964f95652..e5c5cdfa33 100644 --- a/erts/include/internal/ethread.h +++ b/erts/include/internal/ethread.h @@ -194,28 +194,6 @@ typedef DWORD ethr_tsd_key; #define ETHR_YIELD() (Sleep(0), 0) -#elif defined(ETHR_OSE_THREADS) - -#include "ose.h" -#undef NIL - -#if defined(ETHR_HAVE_PTHREAD_H) -#include <pthread.h> -#endif - -typedef struct { - PROCESS id; - unsigned int tsd_key_index; - void *res; -} ethr_tid; - -typedef OSPPDKEY ethr_tsd_key; - -#undef ETHR_HAVE_ETHR_SIG_FUNCS - -/* Out own RW mutexes are probably faster, but use OSEs mutexes */ -#define ETHR_USE_OWN_RWMTX_IMPL__ - #else /* No supported thread lib found */ #ifdef ETHR_NO_SUPP_THR_LIB_NOT_FATAL @@ -296,14 +274,40 @@ 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__) \ @@ -322,6 +326,11 @@ 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; @@ -383,19 +392,7 @@ extern ethr_runtime_t ethr_runtime__; #include "ethr_atomics.h" /* The atomics API */ -#if defined (ETHR_OSE_THREADS) -static ETHR_INLINE void -ose_yield(void) -{ - if (get_ptype(current_process()) == OS_PRI_PROC) { - set_pri(get_pri(current_process())); - } else { - delay(1); - } -} -#endif - -#if defined(__GNUC__) && !defined(ETHR_OSE_THREADS) +#if defined(__GNUC__) # ifndef ETHR_SPIN_BODY # if defined(__i386__) || defined(__x86_64__) # define ETHR_SPIN_BODY __asm__ __volatile__("rep;nop" : : : "memory") @@ -411,20 +408,9 @@ ose_yield(void) # ifndef ETHR_SPIN_BODY # define ETHR_SPIN_BODY do {YieldProcessor();ETHR_COMPILER_BARRIER;} while(0) # endif -#elif defined(ETHR_OSE_THREADS) -# ifndef ETHR_SPIN_BODY -# define ETHR_SPIN_BODY ose_yield() -# else -# error "OSE should use ose_yield()" -# endif #endif -#ifndef ETHR_OSE_THREADS #define ETHR_YIELD_AFTER_BUSY_LOOPS 50 -#else -#define ETHR_YIELD_AFTER_BUSY_LOOPS 0 -#endif - #ifndef ETHR_SPIN_BODY # define ETHR_SPIN_BODY ETHR_COMPILER_BARRIER @@ -447,18 +433,13 @@ ose_yield(void) # else # define ETHR_YIELD() (pthread_yield(), 0) # endif -# elif defined(ETHR_OSE_THREADS) -# define ETHR_YIELD() (ose_yield(), 0) # else # define ETHR_YIELD() (ethr_compiler_barrier(), 0) # endif #endif -#if defined(VALGRIND) || defined(ETHR_OSE_THREADS) -/* mutex as fallback for spinlock for VALGRIND and OSE. - OSE cannot use spinlocks as processes working on the - same execution unit have a tendency to deadlock. - */ +#if defined(VALGRIND) +/* mutex as fallback for spinlock for VALGRIND. */ # undef ETHR_HAVE_NATIVE_SPINLOCKS # undef ETHR_HAVE_NATIVE_RWSPINLOCKS #else @@ -505,16 +486,9 @@ 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) */ -#ifdef ETHR_OSE_THREADS - U32 coreNo; -#endif } ethr_thr_opts; -#if defined(ETHR_OSE_THREADS) -#define ETHR_THR_OPTS_DEFAULT_INITER {0, -1, NULL, 0} -#else #define ETHR_THR_OPTS_DEFAULT_INITER {0, -1, NULL} -#endif #if !defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_AUX_IMPL__) # define ETHR_NEED_SPINLOCK_PROTOTYPES__ @@ -628,8 +602,6 @@ typedef struct ethr_ts_event_ ethr_ts_event; /* Needed by ethr_mutex.h */ # include "win/ethr_event.h" #elif defined(ETHR_PTHREADS) # include "pthread/ethr_event.h" -#elif defined(ETHR_OSE_THREADS) -# include "ose/ethr_event.h" #endif int ethr_set_main_thr_status(int, int); @@ -719,37 +691,6 @@ ETHR_INLINE_FUNC_NAME_(ethr_leave_ts_event)(ethr_ts_event *tsep) #endif -#elif defined (ETHR_OSE_THREADS) - -#if defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHREAD_IMPL__) - -extern ethr_tsd_key ethr_ts_event_key__; - -static ETHR_INLINE ethr_ts_event * -ETHR_INLINE_FUNC_NAME_(ethr_get_ts_event)(void) -{ - ethr_ts_event *tsep = *(ethr_ts_event**)ose_get_ppdata(ethr_ts_event_key__); - if (!tsep) { - int res = ethr_get_tmp_ts_event__(&tsep); - if (res != 0) - ETHR_FATAL_ERROR__(res); - ETHR_ASSERT(tsep); - } - return tsep; -} - -static ETHR_INLINE void -ETHR_INLINE_FUNC_NAME_(ethr_leave_ts_event)(ethr_ts_event *tsep) -{ - if (tsep->iflgs & ETHR_TS_EV_TMP) { - int res = ethr_free_ts_event__(tsep); - if (res != 0) - ETHR_FATAL_ERROR__(res); - } -} - -#endif - #endif #include "ethr_mutex.h" /* Need atomic declarations and tse */ diff --git a/erts/include/internal/ethread_header_config.h.in b/erts/include/internal/ethread_header_config.h.in index 9cabd0591a..f4b08cfced 100644 --- a/erts/include/internal/ethread_header_config.h.in +++ b/erts/include/internal/ethread_header_config.h.in @@ -166,6 +166,10 @@ /* Define if you use a gcc that supports the double word cmpxchg instruction */ #undef ETHR_GCC_HAVE_DW_CMPXCHG_ASM_SUPPORT +/* Define if gcc wont let you clobber ebx with cmpxchg8b and position + independent code */ +#undef ETHR_CMPXCHG8B_PIC_NO_CLOBBER_EBX + /* Define if you get a register shortage with cmpxchg8b and position independent code */ #undef ETHR_CMPXCHG8B_REGISTER_SHORTAGE diff --git a/erts/include/internal/i386/ethr_dw_atomic.h b/erts/include/internal/i386/ethr_dw_atomic.h index e8c4119ef0..5444a6345c 100644 --- a/erts/include/internal/i386/ethr_dw_atomic.h +++ b/erts/include/internal/i386/ethr_dw_atomic.h @@ -115,13 +115,19 @@ ethr_native_dw_atomic_addr(ethr_native_dw_atomic_t *var) return (ethr_sint_t *) ETHR_DW_NATMC_MEM__(var); } -#if ETHR_SIZEOF_PTR == 4 && defined(__PIC__) && __PIC__ +#if defined(ETHR_CMPXCHG8B_PIC_NO_CLOBBER_EBX) && defined(__PIC__) && __PIC__ +#if ETHR_SIZEOF_PTR != 4 +# error unexpected pic issue +#endif /* * When position independent code is used in 32-bit mode, the EBX register - * is used for storage of global offset table address, and we may not - * use it as input or output in an asm. We need to save and restore the - * EBX register explicitly (for some reason gcc doesn't provide this - * service to us). + * is used for storage of global offset table address. When compiling with + * an old gcc (< vsn 5) we may not use it as input or output in an inline + * asm. We then need to save and restore the EBX register explicitly (for + * some reason old gcc compilers didn't provide this service to us). + * ETHR_CMPXCHG8B_PIC_NO_CLOBBER_EBX will be defined if we need to + * explicitly manage EBX ourselves. + * */ # define ETHR_NO_CLOBBER_EBX__ 1 #else @@ -151,36 +157,53 @@ ethr_native_dw_atomic_cmpxchg_mb(ethr_native_dw_atomic_t *var, ETHR_DW_DBG_ALIGNED__(p); +#if ETHR_NO_CLOBBER_EBX__ && ETHR_CMPXCHG8B_REGISTER_SHORTAGE + /* + * gcc wont let us use ebx as input and we + * get a register shortage + */ + __asm__ __volatile__( -#if ETHR_NO_CLOBBER_EBX__ "pushl %%ebx\n\t" -# if ETHR_CMPXCHG8B_REGISTER_SHORTAGE "movl (%7), %%ebx\n\t" "movl 4(%7), %%ecx\n\t" -# else - "movl %8, %%ebx\n\t" -# endif -#endif - "lock; cmpxchg" ETHR_DW_CMPXCHG_SFX__ " %0\n\t" + "lock; cmpxchg8b %0\n\t" "setz %3\n\t" -#if ETHR_NO_CLOBBER_EBX__ "popl %%ebx\n\t" -#endif : "=m"(*p), "=d"(xchg[1]), "=a"(xchg[0]), "=c"(xchgd) - : "m"(*p), "1"(xchg[1]), "2"(xchg[0]), -#if ETHR_NO_CLOBBER_EBX__ -# if ETHR_CMPXCHG8B_REGISTER_SHORTAGE - "3"(new) -# else - "3"(new[1]), - "r"(new[0]) -# endif + : "m"(*p), "1"(xchg[1]), "2"(xchg[0]), "r"(new) + : "cc", "memory"); + +#elif ETHR_NO_CLOBBER_EBX__ + /* + * gcc wont let us use ebx as input + */ + + __asm__ __volatile__( + "pushl %%ebx\n\t" + "movl %8, %%ebx\n\t" + "lock; cmpxchg8b %0\n\t" + "setz %3\n\t" + "popl %%ebx\n\t" + : "=m"(*p), "=d"(xchg[1]), "=a"(xchg[0]), "=q"(xchgd) + : "m"(*p), "1"(xchg[1]), "2"(xchg[0]), "c"(new[1]), "r"(new[0]) + : "cc", "memory"); + #else - "3"(new[1]), - "b"(new[0]) -#endif + /* + * gcc lets us place values in the registers where + * we want them + */ + + __asm__ __volatile__( + "lock; cmpxchg" ETHR_DW_CMPXCHG_SFX__ " %0\n\t" + "setz %3\n\t" + : "=m"(*p), "=d"(xchg[1]), "=a"(xchg[0]), "=q"(xchgd) + : "m"(*p), "1"(xchg[1]), "2"(xchg[0]), "c"(new[1]), "b"(new[0]) : "cc", "memory"); +#endif + return (int) xchgd; } diff --git a/erts/include/internal/ose/ethr_event.h b/erts/include/internal/ose/ethr_event.h deleted file mode 100644 index c18f30aa4a..0000000000 --- a/erts/include/internal/ose/ethr_event.h +++ /dev/null @@ -1,114 +0,0 @@ -/* - * %CopyrightBegin% - * - * Copyright Ericsson AB 2009-2011. All Rights Reserved. - * - * 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 - * - * 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% - */ - -/* - * Author: Rickard Green - */ - -//#define USE_PTHREAD_API - -#define ETHR_EVENT_OFF_WAITER__ -1L -#define ETHR_EVENT_OFF__ 1L -#define ETHR_EVENT_ON__ 0L - -#ifdef USE_PTHREAD_API - -typedef struct { - ethr_atomic32_t state; - pthread_mutex_t mtx; - pthread_cond_t cnd; -} ethr_event; - -#if defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_EVENT_IMPL__) - -static void ETHR_INLINE -ETHR_INLINE_FUNC_NAME_(ethr_event_set)(ethr_event *e) -{ - ethr_sint32_t val; - val = ethr_atomic32_xchg_mb(&e->state, ETHR_EVENT_ON__); - if (val == ETHR_EVENT_OFF_WAITER__) { - int res = pthread_mutex_lock(&e->mtx); - if (res != 0) - ETHR_FATAL_ERROR__(res); - res = pthread_cond_signal(&e->cnd); - if (res != 0) - ETHR_FATAL_ERROR__(res); - res = pthread_mutex_unlock(&e->mtx); - if (res != 0) - ETHR_FATAL_ERROR__(res); - } -} - -static void ETHR_INLINE -ETHR_INLINE_FUNC_NAME_(ethr_event_reset)(ethr_event *e) -{ - ethr_atomic32_set(&e->state, ETHR_EVENT_OFF__); - ETHR_MEMORY_BARRIER; -} - -#endif - -#else - -typedef struct { - ethr_atomic32_t state; - PROCESS proc; -} ethr_event; - -#if defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_EVENT_IMPL__) - -static void ETHR_INLINE -ETHR_INLINE_FUNC_NAME_(ethr_event_set)(ethr_event *e) -{ - ethr_sint32_t val = ethr_atomic32_xchg_mb(&e->state, ETHR_EVENT_ON__); - if (val == ETHR_EVENT_OFF_WAITER__) { -#ifdef DEBUG - OSFSEMVAL fsem_val = get_fsem(e->proc); - - /* There is a race in this assert. - This is because the state is set before the wait call in wait__. - We hope that a delay of 10 ms is enough */ - if (fsem_val == 0) - delay(10); - ETHR_ASSERT(get_fsem(e->proc) == -1); -#endif - signal_fsem(e->proc); - } -} - -static void ETHR_INLINE -ETHR_INLINE_FUNC_NAME_(ethr_event_reset)(ethr_event *e) -{ - ethr_atomic32_set(&e->state, ETHR_EVENT_OFF__); - ETHR_MEMORY_BARRIER; -} - -#endif - -#endif - -int ethr_event_init(ethr_event *e); -int ethr_event_destroy(ethr_event *e); -int ethr_event_wait(ethr_event *e); -int ethr_event_swait(ethr_event *e, int spincount); -#if !defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_EVENT_IMPL__) -void ethr_event_set(ethr_event *e); -void ethr_event_reset(ethr_event *e); -#endif |