我正試圖在64位mac上編譯svdlibc。運行make文件返回錯誤消息:是否可以在mac(64位)上編譯svdlibc?
main.c:1: error: CPU you selected does not support x86-64 instruction set
main.c:1: error: CPU you selected does not support x86-64 instruction set
make: *** [main.o] Error 1
這沒什麼意義。
make文件是:
# Linux or Windows:
CC = gcc -Wall -O4 -march=i486
# CC = icc -w1 -O3 -march=i486
# Macintosh:
ifeq ($(HOSTTYPE),powerpc)
CC = cc -pipe -O3 -Wall -fno-common -arch ppc
endif
LIBS=-lm
OBJ=svdlib.o svdutil.o las2.o
svd: Makefile main.o libsvd.a
${CC} ${CFLAGS} -o svd main.o libsvd.a ${LIBS}
mv -f [email protected] ${HOSTTYPE}/[email protected]
ln -s ${HOSTTYPE}/[email protected] [email protected]
main.o: Makefile main.c svdlib.h
${CC} ${CFLAGS} -c main.c
libsvd.a: ${HOSTTYPE} ${OBJ}
rm -f [email protected] ${HOSTTYPE}/[email protected]
ar cr [email protected] ${OBJ}
ranlib [email protected]
mv -f [email protected] ${HOSTTYPE}/[email protected]
ln -s ${HOSTTYPE}/[email protected] [email protected]
svdlib.o: Makefile svdlib.h svdlib.c
${CC} ${CFLAGS} -c svdlib.c
svdutil.o: Makefile svdutil.c svdutil.h
${CC} ${CFLAGS} -c svdutil.c
las2.o: Makefile las2.c svdlib.h svdutil.h
${CC} ${CFLAGS} -c las2.c
clean:
rm *.o
$(HOSTTYPE):
if test ! -d $(HOSTTYPE); \
then mkdir $(HOSTTYPE); fi
編輯make文件來改變-march標誌讓編譯繼續進行,但顯然鏈接失敗:
ld: lto: could not merge in main.o because Invalid ALLOCA record for
architecture x86_64
有沒有人這樣做呢?或者,我應該使用不同的svd庫嗎? (對於大型稀疏矩陣?)
編輯:porneL似乎已經找到了問題。將makefile中的第一行改爲:
CC = gcc -Wall -O3 -march=x86-64
編譯工作。尚未測試結果,但看起來很有希望。
我不敢相信。這似乎已經成功了。 –