aboutsummaryrefslogtreecommitdiffstats
path: root/erts/emulator/hipe/hipe_bif1.c
diff options
context:
space:
mode:
authorSverker Eriksson <[email protected]>2017-08-30 20:55:08 +0200
committerSverker Eriksson <[email protected]>2017-08-30 20:55:08 +0200
commit7c67bbddb53c364086f66260701bc54a61c9659c (patch)
tree92ab0d4b91d5e2f6e7a3f9d61ea25089e8a71fe0 /erts/emulator/hipe/hipe_bif1.c
parent97dc5e7f396129222419811c173edc7fa767b0f8 (diff)
parent3b7a6ffddc819bf305353a593904cea9e932e7dc (diff)
downloadotp-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/emulator/hipe/hipe_bif1.c')
-rw-r--r--erts/emulator/hipe/hipe_bif1.c74
1 files changed, 11 insertions, 63 deletions
diff --git a/erts/emulator/hipe/hipe_bif1.c b/erts/emulator/hipe/hipe_bif1.c
index 56767ef04b..08adbd474e 100644
--- a/erts/emulator/hipe/hipe_bif1.c
+++ b/erts/emulator/hipe/hipe_bif1.c
@@ -2,18 +2,19 @@
* %CopyrightBegin%
*
- * Copyright Ericsson AB 2001-2012. All Rights Reserved.
+ * Copyright Ericsson AB 2001-2016. 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%
*/
@@ -574,22 +575,6 @@ 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 +589,6 @@ 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 +836,6 @@ 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 +847,6 @@ 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 +858,6 @@ 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;