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Add timestamp files and move-if-change logic for machine-generated source.

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`make build UPDATE=1'  relinks the generators, forcing a rebuild
of insn-*.[ch]. Which, without move-if-change,  forces a full recompile.
This commit is contained in:
jonathan 1998-11-15 04:31:06 +00:00
parent 549407b634
commit 947b194cdf
1 changed files with 33 additions and 19 deletions
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52
gnu/usr.bin/egcs/common/Makefile
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@ -1,4 +1,4 @@
# $NetBSD: Makefile,v 1.19 1998/10/31 02:16:38 jonathan Exp $
# $NetBSD: Makefile,v 1.20 1998/11/15 04:31:06 jonathan Exp $
.include "../Makefile.inc"
@ -43,53 +43,67 @@ SRCS+= haifa-sched.c
SRCS+= sched.c
.endif
DPSRCS+= genrtl.h tree-check.h
DPSRCS+= s-genrtl genrtl.h s-check tree-check.h
CLEANFILES+= bitmap.lo obstack.lo print-rtl.lo rtl.lo rtlanal.lo \
gengenrtl gengenrtl.lo genrtl.c genrtl.h \
gencheck gencheck.lo tree-check.h
gencheck gencheck.lo tree-check.h \
s-genrtl s-check
gengenrtl: gengenrtl.lo
${HOST_LINK.c} -o $@ $>
.NOPATH: genrtl.h genrtl.c
genrtl.h genrtl.c: gengenrtl
.NOPATH: genrtl.h genrtl.c s-genrtl
genrtl.h genrtl.c: s-genrtl
s-genrtl: gengenrtl rtl.h rtl.def gansidecl.h machmode.h machmode.def
@rm -f ${DIST}/genrtl.h ${DIST}/genrtl.c
./gengenrtl genrtl.h genrtl.c
./gengenrtl tmp-genrtl.h tmp-genrtl.c
${DIST}/move-if-change tmp-genrtl.h genrtl.h
${DIST}/move-if-change tmp-genrtl.c genrtl.c
touch s-genrtl
gencheck: gencheck.lo
${HOST_LINK.c} -o $@ $>
.NOPATH: tree-check.h
tree-check.h: gencheck
.NOPATH: tree-check.h s-check
tree-check.h: s-check
s-check: gencheck
@rm -f ${DIST}/tree-check.h
./gencheck >tree-check.h
./gencheck >tmp-tree-check.h
${DIST}/move-if-change tmp-tree-check.h tree-check.h
touch s-check
genattrtab: rtlanal.lo
.for _GEN_ in attrtab emit extract opinit output peep recog
DPSRCS+= insn-${_GEN_}.c
CLEANFILES+= gen${_GEN_} gen${_GEN_}.lo insn-${_GEN_}.c
DPSRCS+= insn-${_GEN_}.c s-${_GEN_}
CLEANFILES+= gen${_GEN_} gen${_GEN_}.lo insn-${_GEN_}.c s-${_GEN_}
gen${_GEN_}.lo: genrtl.h
gen${_GEN_}: gen${_GEN_}.lo bitmap.lo obstack.lo print-rtl.lo rtl.lo ${MD}
${HOST_LINK.c} -o $@ ${.ALLSRC:M*.lo}
.NOPATH: insn-${_GEN_}.c
insn-${_GEN_}.c: gen${_GEN_}
.NOPATH: insn-${_GEN_}.c s-${_GEN_}
insn-${_GEN_}.c: s-${_GEN_}
s-${_GEN_}: gen${_GEN_} ${MD}
@rm -f ${DIST}/insn-${_GEN_}.c
./gen${_GEN_} ${MD} >$@
./gen${_GEN_} ${MD} > tmp-${_GEN_}
${DIST}/move-if-change tmp-${_GEN_} insn-${_GEN_}.c
touch s-${_GEN_}
.endfor
.for _GEN_ in attr codes config flags
DPSRCS+= insn-${_GEN_}.h
CLEANFILES+= gen${_GEN_} gen${_GEN_}.lo insn-${_GEN_}.h
DPSRCS+= insn-${_GEN_}.h s-${_GEN_}
CLEANFILES+= gen${_GEN_} gen${_GEN_}.lo insn-${_GEN_}.h s-${_GEN_}
gen${_GEN_}.lo: genrtl.h
gen${_GEN_}: gen${_GEN_}.lo bitmap.lo obstack.lo print-rtl.lo rtl.lo ${MD}
${HOST_LINK.c} -o $@ ${.ALLSRC:M*.lo}
.NOPATH: insn-${_GEN_}.h
insn-${_GEN_}.h: gen${_GEN_}
.NOPATH: insn-${_GEN_}.h s-${_GEN_}
insn-${_GEN_}.h: s-${_GEN_}
s-${_GEN_}: gen${_GEN_} ${MD}
@rm -f ${DIST}/insn-${_GEN_}.h
./gen${_GEN_} ${MD} >$@
./gen${_GEN_} ${MD} > tmp-${_GEN_}
${DIST}/move-if-change tmp-${_GEN_} insn-${_GEN_}.h
touch s-${_GEN_}
.endfor
.include <bsd.lib.mk>