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Index: head/Makefile.inc1
===================================================================
--- head/Makefile.inc1
+++ head/Makefile.inc1
@@ -543,8 +543,8 @@
CROSSENV+= CC="${XCC} ${XCFLAGS}" CXX="${XCXX} ${XCXXFLAGS} ${XCFLAGS}" \
CPP="${XCPP} ${XCFLAGS}" \
- AS="${XAS}" AR="${XAR}" LD="${XLD}" NM=${XNM} \
- OBJCOPY="${XOBJCOPY}" \
+ AS="${XAS}" AR="${XAR}" LD="${XLD}" LLVM_LINK="${XLLVM_LINK}" \
+ NM=${XNM} OBJCOPY="${XOBJCOPY}" \
RANLIB=${XRANLIB} STRINGS=${XSTRINGS} \
SIZE="${XSIZE}"
Index: head/share/mk/bsd.lib.mk
===================================================================
--- head/share/mk/bsd.lib.mk
+++ head/share/mk/bsd.lib.mk
@@ -78,7 +78,7 @@
# prefer .s to a .c, add .po, remove stuff not used in the BSD libraries
# .pico used for PIC object files
-.SUFFIXES: .out .o .po .pico .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
+.SUFFIXES: .out .o .bc .ll .po .pico .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
.if !defined(PICFLAG)
.if ${MACHINE_CPUARCH} == "sparc64"
@@ -199,6 +199,18 @@
${RANLIB} ${RANLIBFLAGS} ${.TARGET}
.endif
+.if defined(LLVM_LINK)
+BCOBJS= ${OBJS:.o=.bco} ${STATICOBJS:.o=.bco}
+LLOBJS= ${OBJS:.o=.llo} ${STATICOBJS:.o=.llo}
+CLEANFILES+= ${BCOBJS} ${LLOBJS}
+
+lib${LIB_PRIVATE}${LIB}.bc: ${BCOBJS}
+ ${LLVM_LINK} -o ${.TARGET} ${BCOBJS}
+
+lib${LIB_PRIVATE}${LIB}.ll: ${LLOBJS}
+ ${LLVM_LINK} -S -o ${.TARGET} ${LLOBJS}
+.endif
+
.if defined(SHLIB_NAME) || \
defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
SOBJS+= ${OBJS:.o=.pico}
Index: head/share/mk/bsd.prog.mk
===================================================================
--- head/share/mk/bsd.prog.mk
+++ head/share/mk/bsd.prog.mk
@@ -4,7 +4,7 @@
.include <bsd.init.mk>
.include <bsd.compiler.mk>
-.SUFFIXES: .out .o .c .cc .cpp .cxx .C .m .y .l .ln .s .S .asm
+.SUFFIXES: .out .o .bc .c .cc .cpp .cxx .C .m .y .l .ll .ln .s .S .asm
# XXX The use of COPTS in modern makefiles is discouraged.
.if defined(COPTS)
@@ -147,6 +147,19 @@
${OBJCOPY} --only-keep-debug ${PROG_FULL} ${.TARGET}
.endif
+.if defined(LLVM_LINK)
+# LLVM bitcode / textual IR representations of the program
+BCOBJS= ${OBJS:.o=.bco}
+LLOBJS= ${OBJS:.o=.llo}
+
+${PROG_FULL}.bc: ${BCOBJS}
+ ${LLVM_LINK} -o ${.TARGET} ${BCOBJS}
+
+${PROG_FULL}.ll: ${LLOBJS}
+ ${LLVM_LINK} -S -o ${.TARGET} ${LLOBJS}
+
+.endif # defined(LLVM_LINK)
+
.if ${MK_MAN} != "no" && !defined(MAN) && \
!defined(MAN1) && !defined(MAN2) && !defined(MAN3) && \
!defined(MAN4) && !defined(MAN5) && !defined(MAN6) && \
@@ -166,14 +179,14 @@
.endif
.if defined(PROG)
-CLEANFILES+= ${PROG}
+CLEANFILES+= ${PROG} ${PROG}.bc ${PROG}.ll
.if ${MK_DEBUG_FILES} != "no"
-CLEANFILES+= ${PROG_FULL} ${PROGNAME}.debug
+CLEANFILES+= ${PROG_FULL} ${PROG_FULL}.bc ${PROGNAME}.debug ${PROG_FULL}.ll
.endif
.endif
.if defined(OBJS)
-CLEANFILES+= ${OBJS}
+CLEANFILES+= ${OBJS} ${BCOBJS} ${LLOBJS}
.endif
.include <bsd.libnames.mk>
Index: head/share/mk/sys.mk
===================================================================
--- head/share/mk/sys.mk
+++ head/share/mk/sys.mk
@@ -231,6 +231,8 @@
MAKE ?= make
.if !defined(%POSIX)
+LLVM_LINK ?= llvm-link
+
LORDER ?= lorder
NM ?= nm

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