X-Git-Url: https://git.distorted.org.uk/~mdw/xchg-rax-rax/blobdiff_plain/06297a937874bfd892c0c85ace29fb26a4a0ddc0..02d696c4631ade1cee5b4257d785e32d2d123b17:/Makefile

diff --git a/Makefile b/Makefile
index ca069ff..5488b34 100644
--- a/Makefile
+++ b/Makefile
@@ -8,23 +8,36 @@ V_AT			 = $(call vcond,@)
 vtag			 = \
 	$(call vcond,@printf "  %-8s %s\n" "$1" "$(or $2,$@)";)
 
-CC			 = gcc -m64
-CFLAGS			 = -O2 -g -Wall -Werror
-
-AS			 = gcc -m64
-ASFLAGS			 = -O2 -g
+ARCH			 =
 
-LD			 = gcc -m64
+CFLAGS			 = -O2 -g -Wall -Werror
+ASFLAGS			 = $(CFLAGS)
 LDFLAGS			 =
 
-%.o: %.c
-	$(call vtag,CC)$(CC) -c -o $@ $(CFLAGS) $<
-
-%.o: %.S
-	$(call vtag,AS)$(AS) -c -o $@ $(ASFLAGS) $<
-
-all:: xchg
-xchg: xchg.o main.o
-	$(call vtag,LD)$(LD) -o $@ $^
-
-clean::; rm -f xchg *.o
+ARCH			+= i386
+CC/i386			 = gcc -m32
+
+ARCH			+= amd64
+CC/amd64		 = gcc -m64
+
+ARCH			+= armhf
+CC/armhf		 = arm-linux-gnueabihf-gcc
+
+ARCH			+= arm64
+CC/arm64		 = aarch64-linux-gnu-gcc
+
+define defarch.body
+AS/$1			 = $$(CC/$1)
+LD/$1			 = $$(CC/$1)
+%-$1.o: %.c
+	$$(call vtag,CC/$1)$$(CC/$1) -c -o $$@ $$(CFLAGS) $$(CFLAGS/$1) $$<
+%-$1.o: %.S
+	$$(call vtag,AS/$1)$$(AS/$1) -c -o $$@ $$(ASFLAGS) $$(ASFLAGS/$1) $$<
+all:: xchg-$1
+xchg-$1: xchg-$1.o main-$1.o
+	$$(call vtag,LD/$1)$$(LD/$1) -o $$@ $$^
+endef
+defarch			 = $(eval $(call defarch.body,$1))
+$(foreach a,$(ARCH), $(call defarch,$a))
+
+clean::; rm -f $(foreach a,$(ARCH), xchg-$a) *.o