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-rw-r--r--INSTALL2
-rw-r--r--Makefile.am12
-rw-r--r--configure.ac30
3 files changed, 27 insertions, 17 deletions
diff --git a/INSTALL b/INSTALL
index 8e529a6..e0c7bd4 100644
--- a/INSTALL
+++ b/INSTALL
@@ -25,6 +25,8 @@ The configure script can be launch with a variety of options:
--disable-zeromq Disable ZeroMQ input (to be used with ODR-DabMux),
output and remotecontrol.
--disable-output-uhd Disable the binding to the UHD driver for USRPs
+ --enable-fast-math Compile using the -ffast-math option that gives a substantial
+ speedup at the cost of correctness.
Debugging options: You should not enable debug if you need good performance.
By default, debug is disabled.
diff --git a/Makefile.am b/Makefile.am
index c52405e..a778975 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1,7 +1,7 @@
# Copyright (C) 2007, 2008, 2009, 2010 Her Majesty the Queen in Right
# of Canada (Communications Research Center Canada)
#
-# Copyright (C) 2014, 2015
+# Copyright (C) 2016
# Matthias P. Braendli, matthias.braendli@mpb.li
# http://opendigitalradio.org
@@ -31,20 +31,14 @@ else
GITVERSION_FLAGS =
endif
-if DEBUG
-DEBUG_FLAGS = -DDEBUG
-else
-DEBUG_FLAGS =
-endif
-
bin_PROGRAMS = odr-dabmod
FFT_LDADD=
odr_dabmod_CXXFLAGS = -Wall -Isrc -std=c++11 \
- $(GITVERSION_FLAGS) $(DEBUG_FLAGS)
+ $(GITVERSION_FLAGS)
odr_dabmod_CFLAGS = -Wall -Isrc \
- $(GITVERSION_FLAGS) $(DEBUG_FLAGS)
+ $(GITVERSION_FLAGS)
odr_dabmod_LDADD = $(FFT_LDADD)
odr_dabmod_SOURCES = src/DabMod.cpp \
src/PcDebug.h \
diff --git a/configure.ac b/configure.ac
index f0688c8..ed35cdd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -28,8 +28,6 @@ AC_CONFIG_SRCDIR([src/DabMod.cpp])
AM_CONFIG_HEADER([config.h])
AM_SILENT_RULES([yes])
-ACLOCAL_AMFLAGS = -I m4
-
case $target_cpu in
x86_64)
AC_DEFINE([__64BIT__], [], [__16BIT__, __32BIT__])
@@ -56,6 +54,9 @@ AC_ARG_ENABLE([debug],
AC_ARG_ENABLE([prof],
[AS_HELP_STRING([--enable-prof], [Enable profiling])],
[], [enable_prof=no])
+AC_ARG_ENABLE([fast-math],
+ [AS_HELP_STRING([--enable-fast-math], [Set -ffast-math])],
+ [], [enable_fast_math=no])
AC_ARG_WITH([debug-malloc],
[AS_HELP_STRING([--with-debug-malloc[=no|yes|duma|efence|...]],
[Add malloc debugger support])],
@@ -79,16 +80,26 @@ PKG_CHECK_MODULES([FFTW], [fftw3f], enable_fftw=yes, enable_fftw=no)
echo "Checking zeromq"
AS_IF([test "x$enable_zeromq" = "xyes"],
- [AC_DEFINE(HAVE_ZEROMQ, [1], [Define if ZeroMQ is enabled]) ,
- AC_CHECK_LIB(zmq, zmq_init, ZMQ_LIBS="-lzmq" ,[AC_MSG_ERROR([ZeroMQ libzmq is required])])])
+ [AC_CHECK_LIB([zmq], [zmq_init], [ZMQ_LIBS="-lzmq"],
+ [AC_MSG_ERROR([ZeroMQ libzmq is required])])])
+
+AS_IF([test "x$enable_zeromq" = "xyes"],
+ [AC_DEFINE(HAVE_ZEROMQ, [1], [Define if ZeroMQ is enabled])])
+
AS_IF([test "x$enable_debug" = "xno"],
[EXTRA="$EXTRA -DNDEBUG"],
[EXTRA="$EXTRA"])
+
AS_IF([test "x$enable_prof" != "xno"],
[EXTRA="$EXTRA -pg"])
+AS_IF([test "x$enable_fast_math" != "xno"],
+ [EXTRA="$EXTRA -ffast-math"])
+
+AS_IF([test "x$enable_trace" != "xno"],
+ [EXTRA="$EXTRA -DDEBUG"])
+
# Define conditionals for Makefile.am
-AM_CONDITIONAL([DEBUG], [test "x$enable_trace" = "xyes"])
AM_CONDITIONAL([IS_GIT_REPO], [test -d '.git'])
# Defines for config.h
@@ -100,8 +111,11 @@ AC_SUBST([LIBS], ["$FFTW_LIBS $PTHREAD_LIBS $ZMQ_LIBS"])
# Checks for UHD.
AS_IF([test "x$enable_output_uhd" = "xyes"],
- [AC_DEFINE(HAVE_OUTPUT_UHD, [1], [Define if UHD output is enabled]) ,
- AC_CHECK_LIB([uhd], [main], [], [AC_MSG_ERROR([library uhd is missing])])])
+ [AC_CHECK_LIB([uhd], [main], [],
+ [AC_MSG_ERROR([library uhd is missing])] )])
+
+AS_IF([test "x$enable_output_uhd" = "xyes"],
+ [AC_DEFINE(HAVE_OUTPUT_UHD, [1], [Define if UHD output is enabled])])
AX_BOOST_BASE([1.55.0], [], AC_MSG_ERROR([BOOST 1.55 or later is required]))
AC_CHECK_LIB([boost_system], [main], [], [AC_MSG_ERROR([library boost_system is missing])])
@@ -192,7 +206,7 @@ echo
echo
enabled=""
disabled=""
-for feat in with_debug_malloc has_sse
+for feat in with_debug_malloc has_sse enable_fast_math
do
eval var=\$$feat
AS_IF([test "x$var" != "xno"],