## Common rules for generating, linking, and compiling via LLVM.
##------------------------------------------------------------------------
+## NOTE: This is preliminary and will change in the future
+
+
+include ${LEVEL}/Makefile.common
+
.PHONY: clean default
-## Special targets to build a program from multiple source files
-##
-ifdef PROG
- default: $(PROG)
- .SECONDARY: $(PROG).clean.bc ## keep %.clean.bc from being deleted
+## keep %.linked.bc and %.s from being deleted while we're debugging
+.PRECIOUS: %.bc %.s %.ll
- $(PROG).bc: $(OBJS)
- $(LLINK) -f $(OBJS) -o $@
-endif
TOOLS = $(LEVEL)/tools/Debug
+LLI = $(TOOLS)/lli
LLC = $(TOOLS)/llc
-LAS = $(TOOLS)/as
+LAS = $(TOOLS)/gccas
LDIS = $(TOOLS)/dis
LOPT = $(TOOLS)/opt
LLINK = $(TOOLS)/link
LLCFLAGS =
LCC = /home/vadve/lattner/cvs/gcc_install/bin/gcc
-LCFLAGS = -O2 $(LOCAL_CFLAGS) -Wall
+LCFLAGS = -O2 $(LOCAL_LCFLAGS) -Wall
LLCLIB = $(LEVEL)/test/runtime.o
LIBS = $(LLCLIB) $(LOCAL_LIBS)
ifeq ($(TRACE), yes)
LLCFLAGS := $(LLCFLAGS) -trace
endif
+ifeq ($(TRACEM), yes)
+ LLCFLAGS := $(LLCFLAGS) -tracem
+endif
+
+NATGCC = /usr/dcs/software/supported/bin/gcc
CC = /opt/SUNWspro/bin/cc
AS = /opt/SUNWspro/bin/cc
DIS = /usr/ccs/bin/dis
-CFLAGS = -g -xarch=v9
+CP = /bin/cp -p
+CFLAGS = -g -xarch=v9 $(LOCAL_CFLAGS)
CCFLAGS = $(CFLAGS)
-LDFLAGS = $(CFLAGS)
+LDFLAGS = $(CFLAGS) $(LOCAL_LDFLAGS)
ASFLAGS = -c $(CFLAGS)
+## Special targets to build a program from multiple source files
+##
+ifdef PROG
+
+ default: $(PROG) $(PROG).native
+
+ ifeq ($(strip $(OBJS)),)
+ BCOBJS = $(PROG).bc
+ else
+ BCOBJS = $(OBJS:.o=.bc)
+ endif
+
+ $(PROG).linked.bc: $(BCOBJS)
+ $(LLINK) -f $(BCOBJS) -o $(PROG).tmp.bc
+ $(LOPT) -cleangcc -raise -constprop -dce $(PROG).tmp.bc -o $@ -f
+ $(RM) $(PROG).tmp.bc
+
+ $(PROG).native: $(OBJS:.o=.c)
+ $(CC) $(OBJS:.o=.c) -g $(LOCAL_LCFLAGS) $(CFLAGS) -lm -o $@
+endif
## Special target to force target-dependent library to be compiled
## directly to native code.
##
-$(LLCLIB):
+$(LLCLIB): $(LLCLIB:.o=.c)
cd $(LEVEL)/test; $(MAKE) $(@F)
runtime.o: runtime.c
$(CC) -c $(CCFLAGS) $<
-clean :
- rm -f *.[123] *.bc *.mc *.s *.o a.out core $(PROG)
+clean ::
+ $(RM) *.bc *.mc *.s *.o a.out core $(PROG) $(PROG).native
%.mc: %.bc $(LLC) $(AS)
@echo "Generating machine instructions for $<"
%.trace.bc: %.bc $(LLC)
$(LLC) -f -trace $(LLCFLAGS) $<
-%.o: %.c
- $(LCC) $(LCFLAGS) -S -o $*.ll $<
- $(LAS) -o $@ $*.ll
-%.bc: %.ll
- $(LAS) -f $<
+## FIXME: LIBS should be specified, not hardcoded to -lm
+%.native: %.c
+ $(NATGCC) $+ -lm -o $@
+
+%.ll: %.c $(LCC)
+ $(LCC) $(LCFLAGS) -S $< -o $@
-%.clean.bc: %.bc
- $(LOPT) -cleangcc -raise -constprop -dce < $< > $@
+%.bc: %.ll $(LAS)
+ $(LAS) $< -o $@
-%.s: %.bc
- $(LLC) -f $(LLCOPTS) $<
+%.linked.bc: %.bc
+ $(CP) $< $@
+
+%.s: %.linked.bc
+ $(LLC) -f $(LLCFLAGS) $< -o $@
%: %.o $(LIBS)
- $(CC) -o $@ $(LDFLAGS) $< $(LIBS)
+ $(CC) $(LDFLAGS) $< $(LIBS) -o $@
-##
-## Use a single rule to go from %.bc to % to avoid ambiguity in
-## llvm bytecode files and native object code files, both named %.o
-##
-%: %.clean.bc $(LIBS)
- $(LLC) -f $(LLCFLAGS) -o $*.s $<
- $(AS) $(ASFLAGS) $*.s
- $(CC) -o $@ $(LDFLAGS) $*.o $(LIBS)
-## Cancel built-in implicit rule that overrides the above rule
+## Cancel built-in implicit rules that override above rules
%: %.s
+%: %.c
+
+%.o: %.c
+
## The next two rules are for disassembling an executable or an object file
%.dis: %
$(DIS) $< > $@