Makefile.rump revision 1.128
1# $NetBSD: Makefile.rump,v 1.128 2020/05/29 00:05:26 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# NULL + 0 arithmetic raises LLVM UBSan warnings, specially in sys/pslist.h 28# in the type-safe macros _PSLIST_VALIDATE_PTRS and _PSLIST_VALIDATE_CONTAINER. 29.if ${MKSANITIZER:Uno} == "yes" || ${MKLIBCSANITIZER:Uno} == "yes" 30CFLAGS+= ${${ACTIVE_CC} == "clang":? -fno-delete-null-pointer-checks :} 31.endif 32 33# Define baseline cpu for mips ports, required for 34# rumpcomp_sync_icache() hypercall. 35.if !empty(MACHINE_ARCH:Mmips*) 36.if !empty(MACHINE_ARCH:Mmips64*) 37CPPFLAGS+= -DMIPS64=1 38.else 39CPPFLAGS+= -DMIPS1=1 40.endif 41.endif 42 43# which NetBSD compat to build 44RUMP_NBCOMPAT?=default 45.if ${RUMP_NBCOMPAT} == "all" || ${RUMP_NBCOMPAT} == "default" 46RUMP_NBCOMPAT= 50 60 70 80 47.endif 48.if ${RUMP_NBCOMPAT} == "none" 49RUMP_NBCOMPAT= 50.endif 51RUMP_NBCOMPAT:= ${RUMP_NBCOMPAT:S/,/ /g} 52CPPFLAGS+= ${RUMP_NBCOMPAT:C/[1-9]0/-DCOMPAT_&/g} 53 54CPPFLAGS+= -nostdinc 55CFLAGS+= -ffreestanding -fno-strict-aliasing 56 57CWARNFLAGS+= -Wno-format-zero-length -Wno-pointer-sign 58 59CPPFLAGS+= -imacros ${RUMPTOP}/include/opt/opt_rumpkernel.h 60.ifdef BUILDRUMP_IMACROS 61CPPFLAGS+= -imacros ${BUILDRUMP_IMACROS} 62.endif 63 64CPPFLAGS+= -I${.CURDIR} -I. 65CPPFLAGS+= -I${RUMPTOP}/../../common/include 66CPPFLAGS+= -I${RUMPTOP}/include 67CPPFLAGS+= -I${RUMPTOP}/include/opt 68 69SHLIB_MAJOR?= 0 70SHLIB_MINOR?= 0 71 72.ifdef NEED_ISYSTEM 73CPPFLAGS+= -isystem ${RUMPTOP}/../arch 74CPPFLAGS+= -isystem ${RUMPTOP}/.. 75.else 76CPPFLAGS+= -I${RUMPTOP}/../arch 77CPPFLAGS+= -I${RUMPTOP}/.. 78.endif 79 80RUMP_LDSCRIPT?= GNU 81.if ${RUMP_LDSCRIPT} != "no" 82# my ld or yours? 83.if ${RUMP_LDSCRIPT} == "sun" 84LDFLAGS+= -Wl,-M ${RUMPTOP}/ldscript_sun.rump 85SRCS+= linksyms_sun.c 86.PATH: ${RUMPTOP} 87.elif ${RUMP_LDSCRIPT} == "GNU" 88LDFLAGS+= -Wl,-T,${RUMPTOP}/ldscript.rump 89.elif ${RUMP_LDSCRIPT} == "ctor" 90CPPFLAGS+= -DRUMP_USE_CTOR 91.else 92.error Unknown ldscript ${RUMP_LDSCRIPT} 93.endif 94.endif 95 96.if defined(RUMP_CURLWP) 97.if ${RUMP_CURLWP} == "hypercall" 98CPPFLAGS+= -DRUMP_CURLWP=RUMP_CURLWP_HYPERCALL 99.elif ${RUMP_CURLWP} == "__thread" 100CPPFLAGS+= -DRUMP_CURLWP=RUMP_CURLWP___THREAD 101.elif ${RUMP_CURLWP} == "register" 102CPPFLAGS+= -DRUMP_CURLWP=RUMP_CURLWP_REGISTER 103.else 104.error Unsupported curlwp scheme: ${RUMP_CURLWP} 105.endif 106.endif 107 108RUMP_DIAGNOSTIC?=yes 109.if ${RUMP_DIAGNOSTIC} == "yes" 110CPPFLAGS+= -DDIAGNOSTIC 111.endif 112 113.ifdef RUMP_DEBUG 114CPPFLAGS+= -DDEBUG 115.endif 116 117.ifdef RUMP_LOCKDEBUG 118CPPFLAGS+= -DLOCKDEBUG 119.endif 120 121RUMP_KTRACE?=yes 122.if ${RUMP_KTRACE} == "yes" 123CPPFLAGS+= -DKTRACE 124.endif 125 126# kernel libs should not get linked against libc 127# XXX: actually, we would like to enable this but cannot, since it 128# also leaves out libgcc, it causes problems on some platforms. 129# revisit some day. 130#LDFLAGS+= -nodefaultlibs 131 132# make sure __NetBSD__ gets defined (for builds on non-NetBSD) 133# also, give those builds a way to undef the local compiler's macros 134CPPFLAGS+= ${RUMPKERN_UNDEF} 135 136RUMPKERNEL= This is NetBSD and I am the rump. Good evening. 137 138# workaround: evbppc is not a well-defined arch 139.if (${MACHINE} == "evbppc") 140CPPFLAGS+= -DPPC_OEA 141.endif 142 143# If any of these files change, we need a full rebuild 144DPSRCS+= ${RUMPTOP}/Makefile.rump 145 146# 147# Support for component-specific hypercalls 148# 149 150# no easy way to get WARNS out of bsd.sys.mk 151RUMPCOMP_USER_WARNFLAGS= -Wall -Wextra -Wno-unused-parameter 152RUMPCOMP_USER_WARNFLAGS+= -Wstrict-prototypes -Wmissing-prototypes 153 154.ifdef RUMPCOMP_USER_SRCS && !defined(RUMPKERN_ONLY) 155.if empty(DESTDIR) 156DESTDIR=/ 157.endif 158BUILDRUMP_CPPFLAGS ?= -isysroot ${DESTDIR} 159RUMPCOMP_USER_WERROR = ${${_NOWERROR} == "no" :?-Werror:} 160.for rcusrc in ${RUMPCOMP_USER_SRCS:R} 161${rcusrc}.d: ${rcusrc}.c 162 ${_MKTARGET_CREATE} 163 ${MKDEP} -f ${.TARGET} -- ${MKDEPFLAGS} ${CPUFLAGS} ${REPROFLAGS} ${BUILDRUMP_CPPFLAGS} ${RUMPCOMP_USER_CPPFLAGS} ${.ALLSRC:O:u:M*${rcusrc}.c} 164 165${rcusrc}.o: ${rcusrc}.c 166 ${_MKTARGET_COMPILE} 167 ${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} 168 169${rcusrc}.pico: ${rcusrc}.c 170 ${_MKTARGET_COMPILE} 171 ${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} 172 173${rcusrc}.po: ${rcusrc}.c 174 ${_MKTARGET_COMPILE} 175 ${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} 176 177RUMPOBJ_NORENAME+=${rcusrc}.o ${rcusrc}.pico ${rcusrc}.po 178SRCS+=${rcusrc}.c 179.endfor 180.endif 181 182# 183# Rename library symbols before use. If a symbol does not already belong 184# to a rump namespace ("rump" or "RUMP"), prefix it with "rumpns". This 185# avoids accidentally linking any kernel symbol against host platform 186# libraries. The only non-renamed symbols are linkset delimiters and 187# the GOT, which are more a property of the compiler than the kernel. 188# 189# Some toolchains generate unresolved symbols which are supposed to be 190# satisfied by the toolchain itself when the program is linked. 191# Unfortunately, we do not know which of the symbols are generated by 192# the toolchain. Worse, they vary from platform to platform and 193# toolchain to toolchain. The good news, however, is that this will 194# be detected by a compile-time failure, so we can fairly easily manage 195# a quirktable here. 196# 197# We also allow calling ourselves externally with e.g.: 198# make -f /sys/rump/Makefile.rump RUMP_SYMREN=ffs.kobj 199# 200.if ${MACHINE_CPU} == "mips" 201_SYMQUIRK='|_gp_disp' 202.elif ${MACHINE_CPU} == "hppa" 203_SYMQUIRK='|\$$\$$' 204.elif ${MACHINE_ARCH} == "powerpc64" 205_SYMQUIRK="|PF_funcs" 206.endif 207 208# 209# Prefix quirks. At least one toolchain generates global 210# symbols with prefixes which really need to remain as prefixes 211# (i.e. the '.' on the front of some ppc64 globals). The 212# way to know if you have the problem is if you get later 213# complaints about symbols like 'rumpns_XrumpBLAH' or 'XrumpBLAH'; 214# the 'X' part was added by the toolchain and will need to 215# be mentioned here. 216# 217.if ${MACHINE_ARCH} == "powerpc64" 218_PQ="\.?" 219.else 220_PQ= 221.endif 222 223rump_symren: __archivebuild 224.if !defined(RUMP_SYMREN) 225 @echo "Must supply RUMP_SYMREN for target rump_symren" 226 @false 227.endif 228 229# if we are called from lib build (RUMP_SYMREN is not specified), 230# build the arrrrchive. otherwise just rename symbols. 231__archivebuild: .USE 232.if defined(RUMP_SYMREN) && defined(RUMPTOP) 233 @echo "ERROR: RUMP_SYMREN can only be used standalone" 234 @false 235.endif 236.if defined(RUMP_SYMREN) 237 ${_MKMSG} " symbol rename " ${RUMP_SYMREN} 238.else 239 ${_MKTARGET_BUILD} 240 rm -f ${.TARGET} 241.endif 242 for renameobj in ${RUMP_SYMREN:U${.ALLSRC:C/(${RUMPOBJ_NORENAME:ts|})//g}}; do \ 243 ${NM} -go $${renameobj} | ${TOOL_AWK} ' \ 244 $$NF!~/^'${_PQ}'(rump|RUMP|__|_GLOBAL_OFFSET_TABLE|\.TOC\.'${_SYMQUIRK}'${RUMP_SYM_NORENAME:D|${RUMP_SYM_NORENAME}})/ \ 245 {s=$$NF;sub(/^'${_PQ}'/, "&rumpns_", s); print $$NF, s}'\ 246 | sort | uniq > renametab.$${renameobj}; \ 247 ${OBJCOPY} --preserve-dates --redefine-syms \ 248 renametab.$${renameobj} $${renameobj}; \ 249 rm -f renametab.$${renameobj}; \ 250 done 251.if !defined(RUMP_SYMREN) 252 ${AR} ${_ARFL} ${.TARGET} \ 253 `NM=${NM} ${LORDER} ${.ALLSRC:M*o} | ${TSORT}` 254.endif 255 256COMMENT?= (no description) 257rumpdescribe: .PHONY 258 @printf '%-24s %s\n' '${LIB}' '${COMMENT}' 259 260_BSD_IOCONF_MK_USER_=1 261.include <bsd.ioconf.mk> 262 263.-include "${NETBSDSRCDIR}/sys/arch/${MACHINE_CPU}/include/Makefile.inc" 264.-include "${NETBSDSRCDIR}/sys/arch/${MACHINE}/include/Makefile.inc" 265 266.endif # _RUMP_MK 267