build.mk

   1 #
   2 # Copyright (c) 2019 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
   3 #
   4 # Permission is hereby granted, free of charge, to any person obtaining a copy
   5 # of this software and associated documentation files (the "Software"), to deal
   6 # in the Software without restriction, including without limitation the rights
   7 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8 # copies of the Software, and to permit persons to whom the Software is
   9 # furnished to do so, subject to the following conditions:
  10 #
  11 # The above copyright notice and this permission notice shall be included in
  12 # all copies or substantial portions of the Software.
  13 #
  14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20 # SOFTWARE.
  21 #
  22
  23 HVF_VERSION=    0.16-rc3
  24
  25 SRCTOP!=        hg root
  26
  27 OBJCOPY=        s390x-linux-objcopy
  28 SECTIONS?=      .text .data .rodata .rodata.str1.2
  29
  30 CC=             s390x-linux-gcc
  31 CPPFLAGS.ALL=   -DVERSION="\"$(HVF_VERSION)\"" \
  32                 -I $(SRCTOP)/include \
  33                 -include $(SRCTOP)/include/types.h \
  34                 $(DEFS)
  35 CPPFLAGS.31=    $(CPPFLAGS.ALL)
  36 CPPFLAGS.64=    $(CPPFLAGS.ALL)
  37 CFLAGS.OPT?=    -O2
  38 CFLAGS.ALL=     -Wall \
  39                 $(CFLAGS.OPT) \
  40                 -g \
  41                 -m$(BITS) \
  42                 -mbackchain \
  43                 -msoft-float \
  44                 -fno-strict-aliasing \
  45                 -fno-builtin \
  46                 -nostartfiles \
  47                 -nostdlib \
  48                 -nostdinc
  49 CFLAGS.31=      $(CFLAGS.ALL) $(CPPFLAGS.31)
  50 CFLAGS.64=      $(CFLAGS.ALL) $(CPPFLAGS.64)
  51
  52 LD=             s390x-linux-ld
  53 LINKER_SCRIPT=  linker.script
  54 LDFLAGS.ALL=    -T$(LINKER_SCRIPT)
  55 LDFLAGS.31=     $(LDFLAGS.ALL) -melf_s390
  56 LDFLAGS.64=     $(LDFLAGS.ALL) -melf64_s390
  57
  58 AR=             s390x-linux-ar
  59
  60 C_SRCS:=${SRCS:M*.c}
  61 S_SRCS:=${SRCS:M*.s}
  62 Y_SRCS:=${SRCS:M*.y}
  63 L_SRCS:=${SRCS:M*.l}
  64
  65 GENSRCS:=${Y_SRCS:C/\.y$/.c/} \
  66          ${L_SRCS:C/\.l$/.c/}
  67 GENHDRS:=${Y_SRCS:C/\.y$/.h/} \
  68          ${L_SRCS:C/\.l$/.h/}
  69
  70 OBJS:=${C_SRCS:%.c=%.o} \
  71       ${S_SRCS:%.s=%.o} \
  72       ${GENSRCS:%.c=%.o}
  73
  74 all: bin lib
  75
  76 clean:
  77 .if defined(BIN)
  78         rm -f $(BIN) $(BIN).raw
  79 .endif
  80 .if defined(LIB)
  81         rm -f $(LIB).a
  82 .endif
  83         rm -f $(OBJS) $(CLEANSRCS)
  84 .if !empty(GENSRCS) || !empty(GENHDRS)
  85         rm -f $(GENSRCS) $(GENHDRS)
  86 .endif
  87
  88 .if defined(BIN)
  89 bin: $(BIN)
  90 $(BIN): $(OBJS) $(LINKER_SCRIPT)
  91         $(LD) $(LDFLAGS.$(BITS)) -o $(BIN) $(OBJS) $(LD_ADD)
  92
  93 $(BIN).raw: $(BIN)
  94         $(OBJCOPY) -O binary ${SECTIONS:%=-j %} ${.ALLSRC} ${.TARGET}
  95 .else
  96 bin:
  97 .endif
  98
  99 .if defined(LIB)
 100 lib: $(LIB).a
 101 $(LIB).a: $(OBJS)
 102         $(AR) cr ${.TARGET} ${.ALLSRC}
 103 .else
 104 lib:
 105 .endif()
 106
 107 # remove built-in .[yl] -> .o rules
 108 .y.o:
 109 .l.o:
 110
 111 .c.o:
 112         $(CC) $(CFLAGS.$(BITS)) -c -o ${.TARGET} ${.IMPSRC}
 113
 114 .s.o:
 115         $(CC) $(CFLAGS.$(BITS)) -D_ASM -x assembler-with-cpp -c -o ${.TARGET} ${.IMPSRC}
 116
 117 .y.c:
 118         cd ${.IMPSRC:H} && $(SRCTOP)/build/byacc/yacc \
 119                 -b ${.IMPSRC:T:R} \
 120                 -d -P -p ${.IMPSRC:T:R:S/grammar//} \
 121                 -o ${.IMPSRC:T:R}.c ${.IMPSRC:T}
 122
 123 .l.c:
 124         cd ${.IMPSRC:H} && $(SRCTOP)/build/re2c/re2c \
 125                 -o ${.IMPSRC:T:R}.c ${.IMPSRC:T}