Makefile.rump revision 1.127
1# $NetBSD: Makefile.rump,v 1.127 2020/03/09 14:45:41 kamil Exp $ 2# 3 4.if !defined(_RUMP_MK) 5_RUMP_MK= #defined 6 7WARNS?= 3 # XXX: src/sys won't compile with -Wsign-compare yet 8NOLINT= # kernel code 9 10.include <bsd.own.mk> 11 12# Use NetBSD kernel ABI by default on x86 archs. Performance-related 13# compile-time options may override this at a later date. 14.if (${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "x86_64") 15_RUMP_NATIVEABI= yes 16.else 17_RUMP_NATIVEABI= no 18CPPFLAGS:= -I${RUMPTOP}/include ${CPPFLAGS} 19CPPFLAGS+= -D_RUMPKERNEL -I${RUMPTOP}/librump/rumpkern 20.endif 21 22# We are compiling the kernel code with no-delete-null-pointer-checks, 23# and compiling without it, causes issues at least on sh3 by adding 24# aborts after kern_assert on NULL pointer checks. 25CFLAGS+= ${${ACTIVE_CC} == "gcc":? -fno-delete-null-pointer-checks :} 26 27# Define baseline cpu for mips ports, required for 28# rumpcomp_sync_icache() hypercall. 29.if !empty(MACHINE_ARCH:Mmips*) 30.if !empty(MACHINE_ARCH:Mmips64*) 31CPPFLAGS+= -DMIPS64=1 32.else 33CPPFLAGS+= -DMIPS1=1 34.endif 35.endif 36 37# which NetBSD compat to build 38RUMP_NBCOMPAT?=default 39.if ${RUMP_NBCOMPAT} == "all" || ${RUMP_NBCOMPAT} == "default" 40RUMP_NBCOMPAT= 50 60 70 80 41.endif 42.if ${RUMP_NBCOMPAT} == "none" 43RUMP_NBCOMPAT= 44.endif 45RUMP_NBCOMPAT:= ${RUMP_NBCOMPAT:S/,/ /g} 46CPPFLAGS+= ${RUMP_NBCOMPAT:C/[1-9]0/-DCOMPAT_&/g} 47 48CPPFLAGS+= -nostdinc 49CFLAGS+= -ffreestanding -fno-strict-aliasing 50 51CWARNFLAGS+= -Wno-format-zero-length -Wno-pointer-sign 52 53CPPFLAGS+= -imacros ${RUMPTOP}/include/opt/opt_rumpkernel.h 54.ifdef BUILDRUMP_IMACROS 55CPPFLAGS+= -imacros ${BUILDRUMP_IMACROS} 56.endif 57 58CPPFLAGS+= -I${.CURDIR} -I. 59CPPFLAGS+= -I${RUMPTOP}/../../common/include 60CPPFLAGS+= -I${RUMPTOP}/include 61CPPFLAGS+= -I${RUMPTOP}/include/opt 62 63SHLIB_MAJOR?= 0 64SHLIB_MINOR?= 0 65 66.ifdef NEED_ISYSTEM 67CPPFLAGS+= -isystem ${RUMPTOP}/../arch 68CPPFLAGS+= -isystem ${RUMPTOP}/.. 69.else 70CPPFLAGS+= -I${RUMPTOP}/../arch 71CPPFLAGS+= -I${RUMPTOP}/.. 72.endif 73 74RUMP_LDSCRIPT?= GNU 75.if ${RUMP_LDSCRIPT} != "no" 76# my ld or yours? 77.if ${RUMP_LDSCRIPT} == "sun" 78LDFLAGS+= -Wl,-M ${RUMPTOP}/ldscript_sun.rump 79SRCS+= linksyms_sun.c 80.PATH: ${RUMPTOP} 81.elif ${RUMP_LDSCRIPT} == "GNU" 82LDFLAGS+= -Wl,-T,${RUMPTOP}/ldscript.rump 83.elif ${RUMP_LDSCRIPT} == "ctor" 84CPPFLAGS+= -DRUMP_USE_CTOR 85.else 86.error Unknown ldscript ${RUMP_LDSCRIPT} 87.endif 88.endif 89 90.if defined(RUMP_CURLWP) 91.if ${RUMP_CURLWP} == "hypercall" 92CPPFLAGS+= -DRUMP_CURLWP=RUMP_CURLWP_HYPERCALL 93.elif ${RUMP_CURLWP} == "__thread" 94CPPFLAGS+= -DRUMP_CURLWP=RUMP_CURLWP___THREAD 95.elif ${RUMP_CURLWP} == "register" 96CPPFLAGS+= -DRUMP_CURLWP=RUMP_CURLWP_REGISTER 97.else 98.error Unsupported curlwp scheme: ${RUMP_CURLWP} 99.endif 100.endif 101 102RUMP_DIAGNOSTIC?=yes 103.if ${RUMP_DIAGNOSTIC} == "yes" 104CPPFLAGS+= -DDIAGNOSTIC 105.endif 106 107.ifdef RUMP_DEBUG 108CPPFLAGS+= -DDEBUG 109.endif 110 111.ifdef RUMP_LOCKDEBUG 112CPPFLAGS+= -DLOCKDEBUG 113.endif 114 115RUMP_KTRACE?=yes 116.if ${RUMP_KTRACE} == "yes" 117CPPFLAGS+= -DKTRACE 118.endif 119 120# kernel libs should not get linked against libc 121# XXX: actually, we would like to enable this but cannot, since it 122# also leaves out libgcc, it causes problems on some platforms. 123# revisit some day. 124#LDFLAGS+= -nodefaultlibs 125 126# make sure __NetBSD__ gets defined (for builds on non-NetBSD) 127# also, give those builds a way to undef the local compiler's macros 128CPPFLAGS+= ${RUMPKERN_UNDEF} 129 130RUMPKERNEL= This is NetBSD and I am the rump. Good evening. 131 132# workaround: evbppc is not a well-defined arch 133.if (${MACHINE} == "evbppc") 134CPPFLAGS+= -DPPC_OEA 135.endif 136 137# If any of these files change, we need a full rebuild 138DPSRCS+= ${RUMPTOP}/Makefile.rump 139 140# 141# Support for component-specific hypercalls 142# 143 144# no easy way to get WARNS out of bsd.sys.mk 145RUMPCOMP_USER_WARNFLAGS= -Wall -Wextra -Wno-unused-parameter 146RUMPCOMP_USER_WARNFLAGS+= -Wstrict-prototypes -Wmissing-prototypes 147 148.ifdef RUMPCOMP_USER_SRCS && !defined(RUMPKERN_ONLY) 149.if empty(DESTDIR) 150DESTDIR=/ 151.endif 152BUILDRUMP_CPPFLAGS ?= -isysroot ${DESTDIR} 153RUMPCOMP_USER_WERROR = ${${_NOWERROR} == "no" :?-Werror:} 154.for rcusrc in ${RUMPCOMP_USER_SRCS:R} 155${rcusrc}.d: ${rcusrc}.c 156 ${_MKTARGET_CREATE} 157 ${MKDEP} -f ${.TARGET} -- ${MKDEPFLAGS} ${CPUFLAGS} ${REPROFLAGS} ${BUILDRUMP_CPPFLAGS} ${RUMPCOMP_USER_CPPFLAGS} ${.ALLSRC:O:u:M*${rcusrc}.c} 158 159${rcusrc}.o: ${rcusrc}.c 160 ${_MKTARGET_COMPILE} 161 ${CC} -o ${.TARGET} ${DBG} ${CWARNFLAGS} ${CPUFLAGS} ${REPROFLAGS} ${RUMPCOMP_USER_WERROR} ${RUMPCOMP_USER_WARNFLAGS} ${BUILDRUMP_CPPFLAGS} ${BUILDRUMP_CFLAGS} ${RUMPCOMP_USER_CPPFLAGS} ${RUMPCOMP_USER_CFLAGS} -c ${.ALLSRC:O:u:M*${rcusrc}.c} 162 163${rcusrc}.pico: ${rcusrc}.c 164 ${_MKTARGET_COMPILE} 165 ${CC} -o ${.TARGET} -fPIC -DPIC ${DBG} ${CWARNFLAGS} ${CPUFLAGS} ${REPROFLAGS} ${RUMPCOMP_USER_WERROR} ${RUMPCOMP_USER_WARNFLAGS} ${BUILDRUMP_CPPFLAGS} ${BUILDRUMP_CFLAGS} ${RUMPCOMP_USER_CPPFLAGS} ${RUMPCOMP_USER_CFLAGS} -c ${.ALLSRC:O:u:M*${rcusrc}.c} 166 167${rcusrc}.po: ${rcusrc}.c 168 ${_MKTARGET_COMPILE} 169 ${CC} -o ${.TARGET} ${PROFFLAGS} -pg ${DBG} ${CWARNFLAGS} ${CPUFLAGS} ${REPROFLAGS} ${RUMPCOMP_USER_WERROR} ${RUMPCOMP_USER_WARNFLAGS} ${BUILDRUMP_CPPFLAGS} ${BUILDRUMP_CFLAGS} ${RUMPCOMP_USER_CPPFLAGS} ${RUMPCOMP_USER_CFLAGS} -c ${.ALLSRC:O:u:M*${rcusrc}.c} 170 171RUMPOBJ_NORENAME+=${rcusrc}.o ${rcusrc}.pico ${rcusrc}.po 172SRCS+=${rcusrc}.c 173.endfor 174.endif 175 176# 177# Rename library symbols before use. If a symbol does not already belong 178# to a rump namespace ("rump" or "RUMP"), prefix it with "rumpns". This 179# avoids accidentally linking any kernel symbol against host platform 180# libraries. The only non-renamed symbols are linkset delimiters and 181# the GOT, which are more a property of the compiler than the kernel. 182# 183# Some toolchains generate unresolved symbols which are supposed to be 184# satisfied by the toolchain itself when the program is linked. 185# Unfortunately, we do not know which of the symbols are generated by 186# the toolchain. Worse, they vary from platform to platform and 187# toolchain to toolchain. The good news, however, is that this will 188# be detected by a compile-time failure, so we can fairly easily manage 189# a quirktable here. 190# 191# We also allow calling ourselves externally with e.g.: 192# make -f /sys/rump/Makefile.rump RUMP_SYMREN=ffs.kobj 193# 194.if ${MACHINE_CPU} == "mips" 195_SYMQUIRK='|_gp_disp' 196.elif ${MACHINE_CPU} == "hppa" 197_SYMQUIRK='|\$$\$$' 198.elif ${MACHINE_ARCH} == "powerpc64" 199_SYMQUIRK="|PF_funcs" 200.endif 201 202# 203# Prefix quirks. At least one toolchain generates global 204# symbols with prefixes which really need to remain as prefixes 205# (i.e. the '.' on the front of some ppc64 globals). The 206# way to know if you have the problem is if you get later 207# complaints about symbols like 'rumpns_XrumpBLAH' or 'XrumpBLAH'; 208# the 'X' part was added by the toolchain and will need to 209# be mentioned here. 210# 211.if ${MACHINE_ARCH} == "powerpc64" 212_PQ="\.?" 213.else 214_PQ= 215.endif 216 217rump_symren: __archivebuild 218.if !defined(RUMP_SYMREN) 219 @echo "Must supply RUMP_SYMREN for target rump_symren" 220 @false 221.endif 222 223# if we are called from lib build (RUMP_SYMREN is not specified), 224# build the arrrrchive. otherwise just rename symbols. 225__archivebuild: .USE 226.if defined(RUMP_SYMREN) && defined(RUMPTOP) 227 @echo "ERROR: RUMP_SYMREN can only be used standalone" 228 @false 229.endif 230.if defined(RUMP_SYMREN) 231 ${_MKMSG} " symbol rename " ${RUMP_SYMREN} 232.else 233 ${_MKTARGET_BUILD} 234 rm -f ${.TARGET} 235.endif 236 for renameobj in ${RUMP_SYMREN:U${.ALLSRC:C/(${RUMPOBJ_NORENAME:ts|})//g}}; do \ 237 ${NM} -go $${renameobj} | ${TOOL_AWK} ' \ 238 $$NF!~/^'${_PQ}'(rump|RUMP|__|_GLOBAL_OFFSET_TABLE|\.TOC\.'${_SYMQUIRK}'${RUMP_SYM_NORENAME:D|${RUMP_SYM_NORENAME}})/ \ 239 {s=$$NF;sub(/^'${_PQ}'/, "&rumpns_", s); print $$NF, s}'\ 240 | sort | uniq > renametab.$${renameobj}; \ 241 ${OBJCOPY} --preserve-dates --redefine-syms \ 242 renametab.$${renameobj} $${renameobj}; \ 243 rm -f renametab.$${renameobj}; \ 244 done 245.if !defined(RUMP_SYMREN) 246 ${AR} ${_ARFL} ${.TARGET} \ 247 `NM=${NM} ${LORDER} ${.ALLSRC:M*o} | ${TSORT}` 248.endif 249 250COMMENT?= (no description) 251rumpdescribe: .PHONY 252 @printf '%-24s %s\n' '${LIB}' '${COMMENT}' 253 254_BSD_IOCONF_MK_USER_=1 255.include <bsd.ioconf.mk> 256 257.-include "${NETBSDSRCDIR}/sys/arch/${MACHINE_CPU}/include/Makefile.inc" 258.-include "${NETBSDSRCDIR}/sys/arch/${MACHINE}/include/Makefile.inc" 259 260.endif # _RUMP_MK 261