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authorEric Andersen <andersen@codepoet.org>2001-11-24 03:46:25 (GMT)
committerEric Andersen <andersen@codepoet.org>2001-11-24 03:46:25 (GMT)
commit26d7ea91124a9405dff7755a78cfb6232dd15d80 (patch)
treec14436f6013bd76a2a339deb1424e02e73419957 /libm/Makefile
parent683c13fcc85276e9a030d6a98d50366bef03a6b6 (diff)
Move powerpc specific optimizations (courtesy of apple) to powerpc
subdir. Put together a theoretical framework for adding arch specific optimizations. Havn't tried this yet but it looks correct... -Erik
Diffstat (limited to 'libm/Makefile')
-rw-r--r--libm/Makefile29
1 files changed, 23 insertions, 6 deletions
diff --git a/libm/Makefile b/libm/Makefile
index c82ca3f..e9c7c80 100644
--- a/libm/Makefile
+++ b/libm/Makefile
@@ -22,6 +22,14 @@
TOPDIR=../
include $(TOPDIR)Rules.mak
+ifeq ($(TARGET_ARCH),$(wildcard $(TARGET_ARCH)))
+DIRS = $(TARGET_ARCH)
+else
+DIRS =
+endif
+ALL_SUBDIRS = powerpc
+
+
LIBM=libm.a
LIBM_SHARED=libm.so
LIBM_SHARED_FULLNAME=libm-$(MAJOR_VERSION).$(MINOR_VERSION).so
@@ -43,8 +51,7 @@ CSRC = e_acos.c e_acosh.c e_asin.c e_atan2.c e_atanh.c e_cosh.c\
w_cosh.c w_drem.c w_exp.c w_fmod.c w_gamma.c w_gamma_r.c\
w_hypot.c w_j0.c w_j1.c w_jn.c w_lgamma.c w_lgamma_r.c\
w_log.c w_log10.c w_pow.c w_remainder.c w_scalb.c w_sinh.c\
- w_sqrt.c ceilfloor.c fpmacros.c frexpldexp.c logb.c rndint.c\
- scalb.c sign.c
+ w_sqrt.c fpmacros.c
else
CSRC = w_acos.c w_asin.c s_atan.c w_atan2.c s_ceil.c s_cos.c \
w_cosh.c w_exp.c s_expm1.c s_fabs.c s_floor.c w_fmod.c \
@@ -59,9 +66,9 @@ OBJS=$(COBJS)
ifneq ($(strip $(HAS_FLOATING_POINT)),true)
-all: clean
+all: clean subdirs
else
-all: $(OBJS) $(COBJS1) $(LIBM)
+all: $(OBJS) $(LIBM) subdirs
endif
$(LIBM): ar-target
@@ -90,11 +97,21 @@ $(COBJS): %.o : %.c
$(STRIPTOOL) -x -R .note -R .comment $*.o
$(OBJ): Makefile
-$(COBJS1): Makefile
tags:
ctags -R
-clean:
+clean: subdirs_clean
rm -f *.[oa] *~ core $(LIBM_SHARED)* $(LIBM_SHARED_FULLNAME)*
+subdirs: $(patsubst %, _dir_%, $(DIRS))
+subdirs_clean: $(patsubst %, _dirclean_%, $(ALL_SUBDIRS))
+
+$(patsubst %, _dir_%, $(DIRS)) : dummy
+ $(MAKE) -C $(patsubst _dir_%, %, $@)
+
+$(patsubst %, _dirclean_%, $(ALL_SUBDIRS)) : dummy
+ $(MAKE) -C $(patsubst _dirclean_%, %, $@) clean
+
+.PHONY: dummy
+