From 38b388061364339c1259b56fe1d366de8b8630d3 Mon Sep 17 00:00:00 2001
From: Paul Selkirk <paul@psgd.org>
Date: Mon, 9 Mar 2020 15:47:17 -0400
Subject: Replace the brutally inefficient fp_to_unsigned_bin with one based on
 fp_read_unsigned_bin.

I thought about patching it directly in sw/thirdparty/libtfm, but
ultimately decided to keep that pristine (especially since we verify file
checksums there).
---
 libraries/libtfm/Makefile | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'libraries/libtfm/Makefile')

diff --git a/libraries/libtfm/Makefile b/libraries/libtfm/Makefile
index 34b9314..aa5031f 100644
--- a/libraries/libtfm/Makefile
+++ b/libraries/libtfm/Makefile
@@ -45,10 +45,12 @@ CFLAGS += -Wall -W -Wshadow -Wno-uninitialized
 
 TARGETS	:= $(notdir ${HDR} ${LIB})
 
+REPLACE = fp_to_unsigned_bin.o
+
 all: ${TARGETS}
 
 clean:
-	rm -rf ${TARGETS} $(notdir ${HDR}.tmp) ${LIB} tomsfastmath/src
+	rm -rf ${TARGETS} $(notdir ${HDR}.tmp) ${LIB} tomsfastmath/src ${REPLACE}
 
 distclean: clean
 	rm -f TAGS
@@ -63,6 +65,7 @@ $(notdir ${HDR}): ${HDR}
 $(notdir ${LIB}): ${LIB}
 	ln -f $^ $@
 
-${LIB}: ${HDR}
+${LIB}: ${HDR} ${REPLACE}
 	(cd ${LIBTFM_SRC} && find tomsfastmath/src -type d) | xargs mkdir -p
 	cd tomsfastmath; ${MAKE} CFLAGS='${CFLAGS}'
+	ar r ${LIB} ${REPLACE}
-- 
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