- Performance tweaks: enable SSE2 for libfftw, don't force 16-byte aligned malloc

PR:		ports/67393
Submitted by:	michael johnson <ahze@ahze.net> (maintainer)

math/fftw3/Makefile

@@ -27,11 +27,11 @@ INSTALLS_SHLIB=	yes
 MAN1=	fftw-wisdom-to-conf.1 fftw-wisdom.1 fftwf-wisdom.1
 INFO=	fftw3
 
-CONFIGURE_ARGS=	--enable-shared --with-our-malloc16
+CONFIGURE_ARGS=	--enable-shared
 CONFIGURE_ENV=	CFLAGS="${CFLAGS} ${PTHREAD_CFLAGS}" \
 		LDFLAGS="${LDFLAGS} ${PTHREAD_LIBS}"
 # FFTW --enable-single Options
-CONFIGURE_ARGS_FFTW3F=--enable-single ${CONFIGURE_ARGS}
+CONFIGURE_ARGS_FFTW3F=--enable-single ${CONFIGURE_ARGS:N--enable-sse2}
 FFTW3F_WRKSRC=	${WRKDIR}/${DISTNAME}-3F
 FFTW3F_INSTALL_TARGET=install-pkgconfigDATA install-libLTLIBRARIES install-exec
 
@@ -54,6 +54,7 @@ CONFIGURE_ENV+=	CFLAGS="${CFLAGS:N-O:N-O*} -O3 -fomit-frame-pointer -fno-schedul
 .endif
 
 .if defined(WITH_SSE)
+CONFIGURE_ARGS+=--enable-sse2
 CONFIGURE_ARGS_FFTW3F+=--enable-sse
 CONFIGURE_ENV+=	CFLAGS="${CFLAGS:N-O:N-O*} -O2"
 .endif

math/fftw3/files/patch-alloc.c

@@ -0,0 +1,21 @@
+--- kernel/alloc.c.orig	Sun May 30 16:26:22 2004
++++ kernel/alloc.c	Sun May 30 16:27:34 2004
+@@ -30,6 +30,8 @@
+ #  endif
+ #endif
+ 
++#include <stdlib.h>
++
+ #if defined(HAVE_DECL_POSIX_MEMALIGN) && !HAVE_DECL_POSIX_MEMALIGN
+ extern int posix_memalign(void **, size_t, size_t);
+ #endif
+@@ -122,9 +124,6 @@
+ #    define real_free MPFree
+ 
+ #  else
+-     /* Add your machine here and send a patch to fftw@fftw.org 
+-        or (e.g. for Windows) configure --with-our-malloc16 */
+-#    error "Don't know how to malloc() aligned memory."
+ #  endif
+ 
+ #else /* !defined(MIN_ALIGMENT) */