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# -*- makefile -*-
include $(topdir)/MCONFIG
GCCOPT := $(call gcc_ok,-std=gnu99,)
GCCOPT += $(call gcc_ok,-m32,)
GCCOPT += $(call gcc_ok,-fno-stack-protector,)
GCCOPT += $(call gcc_ok,-fwrapv,)
GCCOPT += $(call gcc_ok,-freg-struct-return,)
GCCOPT += $(call gcc_ok,-fPIE,-fPIC)
GCCOPT += $(call gcc_ok,-fno-exceptions,)
GCCOPT += $(call gcc_ok,-fno-asynchronous-unwind-tables,)
GCCOPT += $(call gcc_ok,-fno-strict-aliasing,)
GCCOPT += $(call gcc_ok,-falign-functions=0,-malign-functions=0)
GCCOPT += $(call gcc_ok,-falign-jumps=0,-malign-jumps=0)
GCCOPT += $(call gcc_ok,-falign-labels=0,-malign-labels=0)
GCCOPT += $(call gcc_ok,-falign-loops=0,-malign-loops=0)
GCCOPT += $(call gcc_ok,-mpreferred-stack-boundary=2,)
INCLUDE = -I.
STRIP = strip --strip-all -R .comment -R .note
# zlib and libpng configuration flags
LIBFLAGS = -DDYNAMIC_CRC_TABLE -DPNG_NO_CONSOLE_IO \
-DPNG_NO_WRITE_SUPPORTED \
-DPNG_NO_MNG_FEATURES \
-DPNG_NO_READ_tIME -DPNG_NO_WRITE_tIME
# We need some features in libpng which apparently aren't available in the
# fixed-point versions. It's OK, because we have to have a non-graphical
# fallback anyway, just use that on old machines...
# LIBFLAGS += -DPNG_NO_FLOATING_POINT_SUPPORTED
REQFLAGS = $(GCCOPT) -g -mregparm=3 -DREGPARM=3 -D__COM32__ \
-nostdinc -iwithprefix include -I. -I./sys -I../include
OPTFLAGS = -Os -march=i386 -falign-functions=0 -falign-jumps=0 \
-falign-labels=0 -ffast-math -fomit-frame-pointer
WARNFLAGS = $(GCCWARN) -Wpointer-arith -Wwrite-strings -Wstrict-prototypes -Winline
CFLAGS = $(OPTFLAGS) $(REQFLAGS) $(WARNFLAGS) $(LIBFLAGS)
LDFLAGS = -m elf32_i386
.SUFFIXES: .c .o .a .so .lo .i .S .s .ls .ss .lss
% : %.c # Cancel default rule
% : %.S
.c.o:
$(CC) $(MAKEDEPS) $(CFLAGS) -c -o $@ $<
.c.i:
$(CC) $(MAKEDEPS) $(CFLAGS) -E -o $@ $<
.c.s:
$(CC) $(MAKEDEPS) $(CFLAGS) -S -o $@ $<
.S.o:
$(CC) $(MAKEDEPS) $(CFLAGS) -D__ASSEMBLY__ -c -o $@ $<
.S.s:
$(CC) $(MAKEDEPS) $(CFLAGS) -D__ASSEMBLY__ -E -o $@ $<
.S.lo:
$(CC) $(MAKEDEPS) $(CFLAGS) $(SOFLAGS) -D__ASSEMBLY__ -c -o $@ $<
.S.ls:
$(CC) $(MAKEDEPS) $(CFLAGS) $(SOFLAGS) -D__ASSEMBLY__ -E -o $@ $<
.s.o:
$(CC) $(MAKEDEPS) $(CFLAGS) -x assembler -c -o $@ $<
.ls.lo:
$(CC) $(MAKEDEPS) $(CFLAGS) $(SOFLAGS) -x assembler -c -o $@ $<
.c.lo:
$(CC) $(MAKEDEPS) $(CFLAGS) $(SOFLAGS) -c -o $@ $<
.c.ls:
$(CC) $(MAKEDEPS) $(CFLAGS) $(SOFLAGS) -S -o $@ $<
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