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-rw-r--r--erts/autoconf/vxworks/sed.general2
-rw-r--r--erts/configure.in31
-rw-r--r--erts/emulator/Makefile.in20
-rw-r--r--erts/emulator/beam/benchmark.c65
-rw-r--r--erts/emulator/beam/benchmark.h39
-rw-r--r--erts/emulator/hipe/hipe_bif1.c53
-rw-r--r--erts/emulator/hipe/hipe_perfctr.c229
-rw-r--r--erts/emulator/hipe/hipe_perfctr.h23
-rw-r--r--erts/emulator/hipe/hipe_perfctr.tab25
9 files changed, 3 insertions, 484 deletions
diff --git a/erts/autoconf/vxworks/sed.general b/erts/autoconf/vxworks/sed.general
index efa4e99054..c82b7348cf 100644
--- a/erts/autoconf/vxworks/sed.general
+++ b/erts/autoconf/vxworks/sed.general
@@ -78,8 +78,6 @@ s|@WITH_SCTP@||
# HiPE
s|@HIPE_ENABLED@||
-s|@PERFCTR_PATH@||
-s|@USE_PERFCTR@||
# m4
s|@OPSYS@|noopsys|
diff --git a/erts/configure.in b/erts/configure.in
index 7cb6b50708..f248cbe34d 100644
--- a/erts/configure.in
+++ b/erts/configure.in
@@ -264,24 +264,6 @@ AS_HELP_STRING([--enable-m32-build],
esac
],enable_m32_build=no)
-AC_SUBST(PERFCTR_PATH)
-AC_ARG_WITH(perfctr,
-AS_HELP_STRING([--with-perfctr=PATH],
- [specify location of perfctr include and lib])
-AS_HELP_STRING([--without-perfctr], [don't use perfctr (default)]))
-
-if test "x$with_perfctr" = "xno" -o "x$with_perfctr" = "x" ; then
- PERFCTR_PATH=
-else
- if test ! -f "$with_perfctr/usr.lib/libperfctr.a" ; then
- AC_MSG_ERROR(Invalid path to option --with-perfctr=PATH)
- fi
- PERFCTR_PATH="$with_perfctr"
- AC_DEFINE(USE_PERFCTR,[1],
- [Define to enable hrvtime() on Linux systems with perfctr extension])
-fi
-
-
AC_ARG_WITH(dynamic-trace,
AS_HELP_STRING([--with-dynamic-trace={dtrace|systemtap}],
[specify use of dynamic trace framework, dtrace or systemtap])
@@ -3503,19 +3485,6 @@ fi
AC_SUBST(NATIVE_LIBS_ENABLED)
#
-# Check if HiPE should use a standard installation of perfctr.
-#
-AC_SUBST(USE_PERFCTR)
-if test "x$HIPE_ENABLED" = "xyes" ; then
- if test "x$with_perfctr" = "x" ; then
- AC_CHECK_LIB(perfctr, vperfctr_info, [USE_PERFCTR=1
- AC_DEFINE(USE_PERFCTR,[1],[Define to enable hrvtime() on Linux systems with perfctr extension])])
- elif test "x$with_perfctr" != "xno" ; then
- USE_PERFCTR=1
- fi
-fi
-
-#
# Check for working poll().
#
AC_MSG_CHECKING([for working poll()])
diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in
index e4cd566285..a632faf57d 100644
--- a/erts/emulator/Makefile.in
+++ b/erts/emulator/Makefile.in
@@ -349,16 +349,6 @@ endif
EPCRE_LIB = $(ERL_TOP)/erts/emulator/pcre/obj/$(TARGET)/$(TYPE)/$(LIB_PREFIX)epcre$(LIB_SUFFIX)
DEPLIBS += $(EPCRE_LIB)
-PERFCTR_PATH=@PERFCTR_PATH@
-USE_PERFCTR=@USE_PERFCTR@
-ifdef PERFCTR_PATH
-LIBS += $(PERFCTR_PATH)/usr.lib/libperfctr.a
-else
-ifdef USE_PERFCTR
-LIBS += -lperfctr
-endif
-endif
-
LIBSCTP = @LIBSCTP@
ORG_THR_LIBS=@EMU_THR_LIBS@
@@ -566,9 +556,6 @@ HIPE_ppc64_TAB=hipe/hipe_ppc64.tab $(HIPE_ARCH64_TAB)
HIPE_arm_TAB=hipe/hipe_arm.tab
HIPE_ARCH_TAB=$(HIPE_$(ARCH)_TAB)
BIFS += hipe/hipe_bif0.tab hipe/hipe_bif1.tab hipe/hipe_bif2.tab $(HIPE_ARCH_TAB)
-ifdef USE_PERFCTR
-BIFS += hipe/hipe_perfctr.tab
-endif
endif
$(TARGET)/erl_bif_table.c \
@@ -664,10 +651,6 @@ COMMON_INCLUDES += -I../include/internal -I../include/internal/$(TARGET)
INCLUDES = -I$(TTF_DIR) $(COMMON_INCLUDES)
-ifdef PERFCTR_PATH
-INCLUDES += -I$(PERFCTR_PATH)/usr.lib -I$(PERFCTR_PATH)/linux/include
-endif
-
ifeq ($(TARGET),win32)
$(OBJDIR)/dll_sys.o: sys/$(ERLANG_OSTYPE)/sys.c
$(V_CC) $(CFLAGS) -DERL_RUN_SHARED_LIB=1 $(INCLUDES) -c $< -o $@
@@ -927,9 +910,6 @@ HIPE_OBJS= \
$(OBJDIR)/hipe_mode_switch.o \
$(OBJDIR)/hipe_native_bif.o \
$(OBJDIR)/hipe_stack.o $(HIPE_ARCH_OBJS)
-ifdef USE_PERFCTR
-HIPE_OBJS += $(OBJDIR)/hipe_perfctr.o
-endif
ifdef HIPE_ENABLED
EXTRA_BASE_OBJS += $(HIPE_OBJS)
endif
diff --git a/erts/emulator/beam/benchmark.c b/erts/emulator/beam/benchmark.c
index 8613131176..b16fe6b271 100644
--- a/erts/emulator/beam/benchmark.c
+++ b/erts/emulator/beam/benchmark.c
@@ -37,37 +37,9 @@ unsigned long long major_gc;
#ifdef BM_TIMERS
-#if (defined(__i386__) || defined(__x86_64__)) && USE_PERFCTR
-
-#include "libperfctr.h"
-struct vperfctr *system_clock;
-double cpu_khz;
-BM_NEW_TIMER(start);
-
-static double get_hrvtime(void)
-{
- unsigned long long ticks;
- double milli_seconds;
-
- ticks = vperfctr_read_tsc(system_clock);
- milli_seconds = (double)ticks / cpu_khz;
- return milli_seconds;
-}
-
-static void stop_hrvtime(void)
-{
- if(system_clock)
- {
- vperfctr_stop(system_clock);
- vperfctr_close(system_clock);
- system_clock = NULL;
- }
-}
-
-#else /* not perfctr, asuming Solaris */
+/* assuming Solaris */
#include <time.h>
BM_TIMER_T system_clock;
-#endif
unsigned long local_pause_times[MAX_PAUSE_TIME];
unsigned long pause_times[MAX_PAUSE_TIME];
@@ -117,40 +89,6 @@ unsigned long long message_sizes[1000];
void init_benchmarking()
{
#ifdef BM_TIMERS
-#if (defined(__i386__) || defined(__x86_64__)) && USE_PERFCTR
- /* pass `--with-perfctr=/path/to/perfctr' when configuring */
- struct perfctr_info info;
- struct vperfctr_control control;
- int i;
-
- system_clock = vperfctr_open();
- if (system_clock != NULL)
- {
- if (vperfctr_info(system_clock,&info) >= 0)
- {
- cpu_khz = (double)info.cpu_khz;
- if (info.cpu_features & PERFCTR_FEATURE_RDTSC)
- {
- memset(&control,0,sizeof control);
- control.cpu_control.tsc_on = 1;
- }
- }
- if (vperfctr_control(system_clock,&control) < 0)
- {
- vperfctr_close(system_clock);
- system_clock = NULL;
- }
- }
-
- for (i = 0; i < 1000; i++)
- {
- BM_START_TIMER(system);
- BM_STOP_TIMER(system);
- }
-
- timer_time = system_time / 1000;
- start_time = 0;
-#else
int i;
for (i = 0; i < 1000; i++)
{
@@ -158,7 +96,6 @@ void init_benchmarking()
BM_STOP_TIMER(system);
}
timer_time = system_time / 1000;
-#endif
for (i = 0; i < MAX_PAUSE_TIME; i++) {
local_pause_times[i] = 0;
diff --git a/erts/emulator/beam/benchmark.h b/erts/emulator/beam/benchmark.h
index 766edaac42..904564a96b 100644
--- a/erts/emulator/beam/benchmark.h
+++ b/erts/emulator/beam/benchmark.h
@@ -37,10 +37,7 @@
/* BM_TIMERS keeps track of the time spent in diferent parts of the
* system. It only measures accual active time, not time spent in idle
- * mode. These timers requires hardware support. For Linux, use the
- * package perfctr from user.it.uu.se/~mikpe/linux/perfctr. If this
- * package is not specified when configuring the system
- * (--with-perfctr=PATH), the Solaris hrtime_t will be used.
+ * mode. Currently, the Solaris hrtime_t will be used.
* To add new timers look below.
*/
#define BM_TIMERS
@@ -142,38 +139,7 @@ extern unsigned long long major_gc;
* meassure (send time in shared heap for instance).
*/
-#if (defined(__i386__) || defined(__x86_64__)) && USE_PERFCTR
-#include "libperfctr.h"
-
-#define BM_TIMER_T double
-
-extern struct vperfctr *system_clock;
-extern double cpu_khz;
-extern BM_TIMER_T start_time;
-
-#define BM_START_TIMER(t) start_time = \
- (BM_TIMER_T)vperfctr_read_tsc(system_clock) / \
- cpu_khz;
-
-#define BM_STOP_TIMER(t) do { \
- BM_TIMER_T tmp = ((BM_TIMER_T)vperfctr_read_tsc(system_clock) / cpu_khz); \
- tmp -= (start_time + timer_time); \
- t##_time += (tmp > 0 ? tmp : 0); \
-} while(0)
-
-#define BM_TIME_PRINTER(str,time) do { \
- int min,sec,milli,micro; \
- BM_TIMER_T tmp = (time) * 1000; \
- micro = (uint)(tmp - ((int)(tmp / 1000)) * 1000); \
- tmp /= 1000; \
- milli = (uint)(tmp - ((int)(tmp / 1000)) * 1000); \
- tmp /= 1000; \
- sec = (uint)(tmp - ((int)(tmp / 60)) * 60); \
- min = (uint)tmp / 60; \
- erts_fprintf(file,str": %d:%02d.%03d %03d\n",min,sec,milli,micro); \
-} while(0)
-
-#else /* !USE_PERFCTR (Assuming Solaris) */
+/* (Assuming Solaris) */
#define BM_TIMER_T hrtime_t
#define BM_START_TIMER(t) system_clock = sys_gethrtime()
@@ -196,7 +162,6 @@ extern BM_TIMER_T start_time;
} while(0)
extern BM_TIMER_T system_clock;
-#endif /* USE_PERFCTR */
extern BM_TIMER_T timer_time;
extern BM_TIMER_T system_time;
diff --git a/erts/emulator/hipe/hipe_bif1.c b/erts/emulator/hipe/hipe_bif1.c
index 56767ef04b..ecb34df412 100644
--- a/erts/emulator/hipe/hipe_bif1.c
+++ b/erts/emulator/hipe/hipe_bif1.c
@@ -574,22 +574,6 @@ BIF_RETTYPE hipe_bifs_pause_times_0(BIF_ALIST_0)
/* XXX: these macros have free variables */
#ifdef BM_TIMERS
-#if USE_PERFCTR
-#define MAKE_TIME(_timer_) { \
- BM_TIMER_T tmp = _timer_##_time; \
- milli = (uint)(tmp - ((int)(tmp / 1000)) * 1000); \
- tmp /= 1000; \
- sec = (uint)(tmp - ((int)(tmp / 60)) * 60); \
- min = (uint)tmp / 60; }
-
-#define MAKE_MICRO_TIME(_timer_) { \
- BM_TIMER_T tmp = _timer_##_time * 1000; \
- micro = (uint)(tmp - ((int)(tmp / 1000)) * 1000); \
- tmp /= 1000; \
- milli = (uint)(tmp - ((int)(tmp / 1000)) * 1000); \
- sec = (uint)tmp / 1000; }
-
-#else
#define MAKE_TIME(_timer_) { \
BM_TIMER_T tmp = _timer_##_time / 1000000; \
milli = tmp % 1000; \
@@ -604,7 +588,6 @@ BIF_RETTYPE hipe_bifs_pause_times_0(BIF_ALIST_0)
milli = tmp % 1000; \
sec = tmp / 1000; }
-#endif
#else
#define MAKE_TIME(_timer_)
#define MAKE_MICRO_TIME(_timer_)
@@ -852,9 +835,6 @@ BIF_RETTYPE hipe_bifs_misc_timer_clear_0(BIF_ALIST_0)
/*
* HiPE hrvtime().
* These implementations are currently available:
- * + On Linux with the perfctr extension we can use the process'
- * virtualised time-stamp counter. To enable this mode you must
- * pass `--with-perfctr=/path/to/perfctr' when configuring.
* + The fallback, which is the same as {X,_} = runtime(statistics).
*/
@@ -866,37 +846,6 @@ static double fallback_get_hrvtime(void)
return (double)ms_user;
}
-#if USE_PERFCTR
-
-#include "hipe_perfctr.h"
-static int hrvtime_started; /* 0: closed, +1: perfctr, -1: fallback */
-#define hrvtime_is_started() (hrvtime_started != 0)
-
-static void start_hrvtime(void)
-{
- if (hipe_perfctr_hrvtime_open() >= 0)
- hrvtime_started = 1;
- else
- hrvtime_started = -1;
-}
-
-static void stop_hrvtime(void)
-{
- if (hrvtime_started > 0)
- hipe_perfctr_hrvtime_close();
- hrvtime_started = 0;
-}
-
-static double get_hrvtime(void)
-{
- if (hrvtime_started > 0)
- return hipe_perfctr_hrvtime_get();
- else
- return fallback_get_hrvtime();
-}
-
-#else /* !USE_PERFCTR */
-
/*
* Fallback, if nothing better exists.
* This is the same as {X,_} = statistics(runtime), which uses
@@ -908,8 +857,6 @@ static double get_hrvtime(void)
#define stop_hrvtime() do{}while(0)
#define get_hrvtime() fallback_get_hrvtime()
-#endif /* !USE_PERFCTR */
-
BIF_RETTYPE hipe_bifs_get_hrvtime_0(BIF_ALIST_0)
{
Eterm *hp;
diff --git a/erts/emulator/hipe/hipe_perfctr.c b/erts/emulator/hipe/hipe_perfctr.c
deleted file mode 100644
index 371b3fb097..0000000000
--- a/erts/emulator/hipe/hipe_perfctr.c
+++ /dev/null
@@ -1,229 +0,0 @@
-/*
- * %CopyrightBegin%
- *
- * Copyright Ericsson AB 2004-2011. 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/.
- *
- * 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.
- *
- * %CopyrightEnd%
- */
-
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-#include "sys.h"
-#include "error.h"
-#include "global.h"
-#include "bif.h"
-#include "big.h"
-#include "erl_binary.h"
-#include "hipe_perfctr.h"
-#include "libperfctr.h"
-
-static struct vperfctr *vperfctr;
-static unsigned int have_rdtsc;
-static double tsc_to_ms;
-static unsigned int tsc_on; /* control calls must set tsc_on if have_rdtsc is true */
-static unsigned int nractrs;
-static unsigned int users;
-#define USER_BIFS (1<<0)
-#define USER_HRVTIME (1<<1)
-
-static int hipe_perfctr_open(unsigned int user)
-{
- struct perfctr_info info;
-
- if (!vperfctr) {
- vperfctr = vperfctr_open();
- if (!vperfctr)
- return -1;
- if (vperfctr_info(vperfctr, &info) >= 0) {
- tsc_to_ms = (double)(info.tsc_to_cpu_mult ? : 1) / (double)info.cpu_khz;
- have_rdtsc = (info.cpu_features & PERFCTR_FEATURE_RDTSC) ? 1 : 0;
- }
- tsc_on = 0;
- nractrs = 0;
- }
- users |= user;
- return 0;
-}
-
-static void hipe_perfctr_reset(void)
-{
- struct vperfctr_control control;
-
- memset(&control, 0, sizeof control);
- if (have_rdtsc)
- control.cpu_control.tsc_on = 1;
- nractrs = 0;
- if (vperfctr_control(vperfctr, &control) >= 0)
- tsc_on = 1;
-}
-
-static void hipe_perfctr_close(unsigned int user)
-{
- if (!vperfctr)
- return;
- users &= ~user;
- switch (users) {
- case 0:
- vperfctr_unlink(vperfctr);
- vperfctr_close(vperfctr);
- vperfctr = NULL;
- tsc_on = 0;
- nractrs = 0;
- break;
- case USER_HRVTIME:
- hipe_perfctr_reset();
- }
-}
-
-/*
- * Interface for HiPE's hrvtime code.
- */
-
-int hipe_perfctr_hrvtime_open(void)
-{
- if (hipe_perfctr_open(USER_HRVTIME) < 0)
- return -1;
- if (have_rdtsc) {
- if (!tsc_on)
- hipe_perfctr_reset(); /* note: updates tsc_on */
- if (tsc_on)
- return 0;
- }
- hipe_perfctr_hrvtime_close();
- return -1;
-}
-
-void hipe_perfctr_hrvtime_close(void)
-{
- hipe_perfctr_close(USER_HRVTIME);
-}
-
-double hipe_perfctr_hrvtime_get(void)
-{
- return (double)vperfctr_read_tsc(vperfctr) * tsc_to_ms;
-}
-
-/*
- * BIF interface for user-programmable performance counters.
- */
-
-BIF_RETTYPE hipe_bifs_vperfctr_open_0(BIF_ALIST_0)
-{
- if (hipe_perfctr_open(USER_BIFS) < 0)
- BIF_RET(am_false); /* arity 0 BIFs can't fail :-( */
- BIF_RET(am_true);
-}
-
-BIF_RETTYPE hipe_bifs_vperfctr_close_0(BIF_ALIST_0)
-{
- hipe_perfctr_close(USER_BIFS);
- BIF_RET(NIL);
-}
-
-static Eterm ull_to_integer(unsigned long long x, Process *p)
-{
- unsigned long long tmpx;
- unsigned int ds, i;
- size_t sz;
- Eterm *hp;
- ErtsDigit *xp;
-
- if (x <= (unsigned long long)MAX_SMALL)
- return make_small(x);
-
- /* Calculate number of digits. */
- ds = 0;
- tmpx = x;
- do {
- ++ds;
- tmpx = (tmpx >> (D_EXP / 2)) >> (D_EXP / 2);
- } while (tmpx != 0);
-
- sz = BIG_NEED_SIZE(ds); /* number of words including arity */
- hp = HAlloc(p, sz);
- *hp = make_pos_bignum_header(sz-1);
-
- xp = (ErtsDigit*)(hp+1);
- i = 0;
- do {
- xp[i++] = (ErtsDigit)x;
- x = (x >> (D_EXP / 2)) >> (D_EXP / 2);
- } while (i < ds);
- while (i & (BIG_DIGITS_PER_WORD-1))
- xp[i++] = 0;
-
- return make_big(hp);
-}
-
-BIF_RETTYPE hipe_bifs_vperfctr_info_0(BIF_ALIST_0)
-{
- struct perfctr_info info;
-
- if (!vperfctr || vperfctr_info(vperfctr, &info) < 0)
- BIF_RET(am_false); /* arity 0 BIFs can't fail :-( */
- BIF_RET(new_binary(BIF_P, (void*)&info, sizeof info));
-}
-
-BIF_RETTYPE hipe_bifs_vperfctr_read_tsc_0(BIF_ALIST_0)
-{
- unsigned long long val;
-
- if (!vperfctr || !tsc_on)
- BIF_RET(am_false); /* arity 0 BIFs can't fail :-( */
- val = vperfctr_read_tsc(vperfctr);
- BIF_RET(ull_to_integer(val, BIF_P));
-}
-
-BIF_RETTYPE hipe_bifs_vperfctr_read_pmc_1(BIF_ALIST_1)
-{
- Uint pmc;
- unsigned long long val;
-
- if (!vperfctr ||
- is_not_small(BIF_ARG_1) ||
- (pmc = unsigned_val(BIF_ARG_1), pmc >= nractrs))
- BIF_RET(am_false); /* for consistency with the arity 0 BIFs */
- val = vperfctr_read_pmc(vperfctr, pmc);
- BIF_RET(ull_to_integer(val, BIF_P));
-}
-
-BIF_RETTYPE hipe_bifs_vperfctr_control_1(BIF_ALIST_1)
-{
- void *bytes;
- struct vperfctr_control control;
- Uint bitoffs;
- Uint bitsize;
-
- if (!vperfctr)
- BIF_ERROR(BIF_P, BADARG);
- if (is_not_binary(BIF_ARG_1))
- BIF_ERROR(BIF_P, BADARG);
- if (binary_size(BIF_ARG_1) != sizeof control)
- BIF_ERROR(BIF_P, BADARG);
- ERTS_GET_BINARY_BYTES(BIF_ARG_1, bytes, bitoffs, bitsize);
- ASSERT(bitoffs == 0);
- ASSERT(bitsize == 0);
- memcpy(&control, bytes, sizeof control);
- if (have_rdtsc)
- control.cpu_control.tsc_on = 1;
- if (vperfctr_control(vperfctr, &control) < 0) {
- hipe_perfctr_reset();
- BIF_ERROR(BIF_P, BADARG);
- }
- tsc_on = control.cpu_control.tsc_on;
- nractrs = control.cpu_control.nractrs;
- BIF_RET(NIL);
-}
diff --git a/erts/emulator/hipe/hipe_perfctr.h b/erts/emulator/hipe/hipe_perfctr.h
deleted file mode 100644
index 8fbf9ecf35..0000000000
--- a/erts/emulator/hipe/hipe_perfctr.h
+++ /dev/null
@@ -1,23 +0,0 @@
-/*
- * %CopyrightBegin%
- *
- * Copyright Ericsson AB 2004-2011. 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/.
- *
- * 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.
- *
- * %CopyrightEnd%
- */
-
-
-extern int hipe_perfctr_hrvtime_open(void);
-extern void hipe_perfctr_hrvtime_close(void);
-extern double hipe_perfctr_hrvtime_get(void);
diff --git a/erts/emulator/hipe/hipe_perfctr.tab b/erts/emulator/hipe/hipe_perfctr.tab
deleted file mode 100644
index eaecea4651..0000000000
--- a/erts/emulator/hipe/hipe_perfctr.tab
+++ /dev/null
@@ -1,25 +0,0 @@
-#
-# %CopyrightBegin%
-#
-# Copyright Ericsson AB 2004-2011. 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/.
-#
-# 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.
-#
-# %CopyrightEnd%
-#
-
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