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authornobody <>2000-01-18 00:55:14 +0000
committernobody <>2000-01-18 00:55:14 +0000
commit14461a8fe0f0b0e4fbf91b5bc351f5c4143edf75 (patch)
treec96e8affa8824c3ea214743478574ae8c8793713 /gas/expr.c
parentc5394b80aefdea6b2f589723a4b79bcbc1942629 (diff)
downloadbinutils-gdb-gdb-2000-01-17.tar.gz
This commit was manufactured by cvs2svn to create tag 'gdb-2000-01-17'.gdb-2000-01-17
Sprout from master 2000-01-18 00:55:13 UTC Jason Molenda <jmolenda@apple.com> 'import gdb-2000-01-17 snapshot' Cherrypick from FSF 1999-08-16 19:57:18 UTC Jason Molenda <jmolenda@apple.com> 'import gdb-1999-08-16 snapshot': readline/CHANGELOG readline/CHANGES readline/COPYING readline/INSTALL readline/MANIFEST readline/Makefile.in readline/README readline/acconfig.h readline/aclocal.m4 readline/ansi_stdlib.h readline/bind.c readline/callback.c readline/chardefs.h readline/complete.c readline/config.h.in readline/configure readline/configure.in readline/display.c readline/doc/Makefile.in readline/doc/hist.texinfo readline/doc/hstech.texinfo readline/doc/hsuser.texinfo readline/doc/manvers.texinfo readline/doc/readline.0 readline/doc/readline.3 readline/doc/rlman.texinfo readline/doc/rltech.texinfo readline/doc/rluser.texinfo readline/doc/texi2dvi readline/doc/texi2html readline/emacs_keymap.c readline/examples/Inputrc readline/examples/Makefile.in readline/examples/fileman.c readline/examples/histexamp.c readline/examples/manexamp.c readline/examples/rl.c readline/examples/rltest.c readline/examples/rlversion.c readline/funmap.c readline/histexpand.c readline/histfile.c readline/histlib.h readline/history.c readline/history.h readline/histsearch.c readline/input.c readline/isearch.c readline/keymaps.c readline/keymaps.h readline/kill.c readline/macro.c readline/nls.c readline/parens.c readline/posixdir.h readline/posixjmp.h readline/posixstat.h readline/readline.c readline/readline.h readline/rlconf.h readline/rldefs.h readline/rlstdc.h readline/rltty.c readline/rltty.h readline/rlwinsize.h readline/savestring.c readline/search.c readline/shell.c readline/shlib/Makefile.in readline/signals.c readline/support/config.guess readline/support/config.sub readline/support/install.sh readline/support/mkdirs readline/support/mkdist readline/support/shlib-install readline/support/shobj-conf readline/tcap.h readline/terminal.c readline/tilde.c readline/tilde.h readline/undo.c readline/util.c readline/vi_keymap.c readline/vi_mode.c readline/xmalloc.c Delete: .cvsignore COPYING COPYING.LIB ChangeLog Makefile.in README bfd/COPYING bfd/ChangeLog bfd/ChangeLog-9193 bfd/ChangeLog-9495 bfd/ChangeLog-9697 bfd/Makefile.am bfd/Makefile.in bfd/PORTING bfd/README bfd/TODO bfd/acinclude.m4 bfd/aclocal.m4 bfd/aix386-core.c bfd/aout-adobe.c bfd/aout-arm.c bfd/aout-encap.c bfd/aout-ns32k.c bfd/aout-sparcle.c bfd/aout-target.h bfd/aout-tic30.c bfd/aout0.c bfd/aout32.c bfd/aout64.c bfd/aoutf1.h bfd/aoutx.h bfd/archive.c bfd/archures.c bfd/armnetbsd.c bfd/bfd-in.h bfd/bfd-in2.h bfd/bfd.c bfd/binary.c bfd/bout.c bfd/cache.c bfd/cf-i386lynx.c bfd/cf-m68klynx.c bfd/cf-sparclynx.c bfd/cisco-core.c bfd/coff-a29k.c bfd/coff-alpha.c bfd/coff-apollo.c bfd/coff-arm.c bfd/coff-aux.c bfd/coff-go32.c bfd/coff-h8300.c bfd/coff-h8500.c bfd/coff-i386.c bfd/coff-i860.c bfd/coff-i960.c bfd/coff-m68k.c bfd/coff-m88k.c bfd/coff-mcore.c bfd/coff-mips.c bfd/coff-pmac.c bfd/coff-ppc.c bfd/coff-rs6000.c bfd/coff-sh.c bfd/coff-sparc.c bfd/coff-stgo32.c bfd/coff-svm68k.c bfd/coff-tic30.c bfd/coff-tic80.c bfd/coff-u68k.c bfd/coff-w65.c bfd/coff-we32k.c bfd/coff-z8k.c bfd/coffcode.h bfd/coffgen.c bfd/cofflink.c bfd/coffswap.h bfd/config.bfd bfd/config.in bfd/configure bfd/configure.com bfd/configure.host bfd/configure.in bfd/corefile.c bfd/cpu-a29k.c bfd/cpu-alpha.c bfd/cpu-arc.c bfd/cpu-arm.c bfd/cpu-d10v.c bfd/cpu-d30v.c bfd/cpu-fr30.c bfd/cpu-h8300.c bfd/cpu-h8500.c bfd/cpu-hppa.c bfd/cpu-i386.c bfd/cpu-i860.c bfd/cpu-i960.c bfd/cpu-m10200.c bfd/cpu-m10300.c bfd/cpu-m32r.c bfd/cpu-m68k.c bfd/cpu-m88k.c bfd/cpu-mcore.c bfd/cpu-mips.c bfd/cpu-ns32k.c bfd/cpu-pj.c bfd/cpu-powerpc.c bfd/cpu-rs6000.c bfd/cpu-sh.c bfd/cpu-sparc.c bfd/cpu-tic30.c bfd/cpu-tic80.c bfd/cpu-v850.c bfd/cpu-vax.c bfd/cpu-w65.c bfd/cpu-we32k.c bfd/cpu-z8k.c bfd/demo64.c bfd/dep-in.sed bfd/doc/ChangeLog bfd/doc/Makefile.am bfd/doc/Makefile.in bfd/doc/bfd.texinfo bfd/doc/bfdint.texi bfd/doc/bfdsumm.texi bfd/doc/chew.c bfd/doc/doc.str bfd/doc/makefile.vms bfd/doc/proto.str bfd/dwarf1.c bfd/dwarf2.c bfd/ecoff.c bfd/ecofflink.c bfd/ecoffswap.h bfd/elf-bfd.h bfd/elf-hppa.h bfd/elf-m10200.c bfd/elf-m10300.c bfd/elf.c bfd/elf32-arc.c bfd/elf32-arm.h bfd/elf32-d10v.c bfd/elf32-d30v.c bfd/elf32-fr30.c bfd/elf32-gen.c bfd/elf32-hppa.c bfd/elf32-hppa.h bfd/elf32-i386.c bfd/elf32-i860.c bfd/elf32-i960.c bfd/elf32-m32r.c bfd/elf32-m68k.c bfd/elf32-m88k.c bfd/elf32-mcore.c bfd/elf32-mips.c bfd/elf32-pj.c bfd/elf32-ppc.c bfd/elf32-sh.c bfd/elf32-sparc.c bfd/elf32-v850.c bfd/elf32.c bfd/elf64-alpha.c bfd/elf64-gen.c bfd/elf64-mips.c bfd/elf64-sparc.c bfd/elf64.c bfd/elfarm-nabi.c bfd/elfarm-oabi.c bfd/elfcode.h bfd/elfcore.h bfd/elflink.c bfd/elflink.h bfd/elfxx-target.h bfd/epoc-pe-arm.c bfd/epoc-pei-arm.c bfd/format.c bfd/freebsd.h bfd/gen-aout.c bfd/genlink.h bfd/go32stub.h bfd/hash.c bfd/host-aout.c bfd/hosts/alphalinux.h bfd/hosts/alphavms.h bfd/hosts/decstation.h bfd/hosts/delta68.h bfd/hosts/dpx2.h bfd/hosts/hp300bsd.h bfd/hosts/i386bsd.h bfd/hosts/i386linux.h bfd/hosts/i386mach3.h bfd/hosts/i386sco.h bfd/hosts/i860mach3.h bfd/hosts/m68kaux.h bfd/hosts/m68klinux.h bfd/hosts/m88kmach3.h bfd/hosts/mipsbsd.h bfd/hosts/mipsmach3.h bfd/hosts/news-mips.h bfd/hosts/news.h bfd/hosts/pc532mach.h bfd/hosts/riscos.h bfd/hosts/symmetry.h bfd/hosts/tahoe.h bfd/hosts/vaxbsd.h bfd/hosts/vaxult.h bfd/hosts/vaxult2.h bfd/hp300bsd.c bfd/hp300hpux.c bfd/hppa_stubs.h bfd/hppabsd-core.c bfd/hpux-core.c bfd/i386aout.c bfd/i386bsd.c bfd/i386dynix.c bfd/i386freebsd.c bfd/i386linux.c bfd/i386lynx.c bfd/i386mach3.c bfd/i386msdos.c bfd/i386netbsd.c bfd/i386os9k.c bfd/ieee.c bfd/ihex.c bfd/init.c bfd/irix-core.c bfd/libaout.h bfd/libbfd-in.h bfd/libbfd.c bfd/libbfd.h bfd/libcoff-in.h bfd/libcoff.h bfd/libecoff.h bfd/libhppa.h bfd/libieee.h bfd/libnlm.h bfd/liboasys.h bfd/libpei.h bfd/linker.c bfd/lynx-core.c bfd/m68k4knetbsd.c bfd/m68klinux.c bfd/m68klynx.c bfd/m68knetbsd.c bfd/m88kmach3.c bfd/makefile.vms bfd/mipsbsd.c bfd/mpw-config.in bfd/mpw-make.sed bfd/netbsd-core.c bfd/netbsd.h bfd/newsos3.c bfd/nlm-target.h bfd/nlm.c bfd/nlm32-alpha.c bfd/nlm32-i386.c bfd/nlm32-ppc.c bfd/nlm32-sparc.c bfd/nlm32.c bfd/nlm64.c bfd/nlmcode.h bfd/nlmswap.h bfd/ns32k.h bfd/ns32knetbsd.c bfd/oasys.c bfd/opncls.c bfd/osf-core.c bfd/pc532-mach.c bfd/pe-arm.c bfd/pe-i386.c bfd/pe-mcore.c bfd/pe-ppc.c bfd/pei-arm.c bfd/pei-i386.c bfd/pei-mcore.c bfd/pei-ppc.c bfd/peicode.h bfd/peigen.c bfd/po/Make-in bfd/po/POTFILES.in bfd/po/bfd.pot bfd/ppcboot.c bfd/ptrace-core.c bfd/reloc.c bfd/reloc16.c bfd/riscix.c bfd/rs6000-core.c bfd/sco5-core.c bfd/section.c bfd/som.c bfd/som.h bfd/sparclinux.c bfd/sparclynx.c bfd/sparcnetbsd.c bfd/srec.c bfd/stab-syms.c bfd/stabs.c bfd/stamp-h.in bfd/sunos.c bfd/syms.c bfd/sysdep.h bfd/targets.c bfd/targmatch.sed bfd/tekhex.c bfd/trad-core.c bfd/vaxnetbsd.c bfd/versados.c bfd/vms-gsd.c bfd/vms-hdr.c bfd/vms-misc.c bfd/vms-tir.c bfd/vms.c bfd/vms.h bfd/xcofflink.c binutils/ChangeLog binutils/Makefile.am binutils/Makefile.in binutils/NEWS binutils/README binutils/acinclude.m4 binutils/aclocal.m4 binutils/addr2line.1 binutils/addr2line.c binutils/ar.1 binutils/ar.c binutils/arlex.l binutils/arparse.y binutils/arsup.c binutils/arsup.h binutils/binutils.texi binutils/bucomm.c binutils/bucomm.h binutils/budbg.h binutils/coffdump.c binutils/coffgrok.c binutils/coffgrok.h binutils/config.in binutils/configure binutils/configure.com binutils/configure.in binutils/cxxfilt.man binutils/debug.c binutils/debug.h binutils/deflex.l binutils/defparse.y binutils/dep-in.sed binutils/dlltool.c binutils/dlltool.h binutils/dllwrap.c binutils/dyn-string.c binutils/dyn-string.h binutils/filemode.c binutils/ieee.c binutils/is-ranlib.c binutils/is-strip.c binutils/mac-binutils.r binutils/makefile.vms-in binutils/maybe-ranlib.c binutils/maybe-strip.c binutils/mpw-config.in binutils/mpw-make.sed binutils/nlmconv.1 binutils/nlmconv.c binutils/nlmconv.h binutils/nlmheader.y binutils/nm.1 binutils/nm.c binutils/not-ranlib.c binutils/not-strip.c binutils/objcopy.1 binutils/objcopy.c binutils/objdump.1 binutils/objdump.c binutils/po/Make-in binutils/po/POTFILES.in binutils/po/binutils.pot binutils/prdbg.c binutils/ranlib.1 binutils/ranlib.sh binutils/rclex.l binutils/rcparse.y binutils/rdcoff.c binutils/rddbg.c binutils/readelf.c binutils/rename.c binutils/resbin.c binutils/rescoff.c binutils/resrc.c binutils/resres.c binutils/sanity.sh binutils/size.1 binutils/size.c binutils/srconv.c binutils/stabs.c binutils/stamp-h.in binutils/strings.1 binutils/strings.c binutils/strip.1 binutils/sysdump.c binutils/sysinfo.y binutils/syslex.l binutils/sysroff.info binutils/testsuite/ChangeLog binutils/testsuite/binutils-all/ar.exp binutils/testsuite/binutils-all/bintest.s binutils/testsuite/binutils-all/hppa/addendbug.s binutils/testsuite/binutils-all/hppa/freg.s binutils/testsuite/binutils-all/hppa/objdump.exp binutils/testsuite/binutils-all/nm.exp binutils/testsuite/binutils-all/objcopy.exp binutils/testsuite/binutils-all/objdump.exp binutils/testsuite/binutils-all/readelf.exp binutils/testsuite/binutils-all/readelf.h binutils/testsuite/binutils-all/readelf.r binutils/testsuite/binutils-all/readelf.s binutils/testsuite/binutils-all/readelf.ss binutils/testsuite/binutils-all/readelf.wi binutils/testsuite/binutils-all/size.exp binutils/testsuite/binutils-all/testprog.c binutils/testsuite/config/default.exp binutils/testsuite/config/hppa.sed binutils/testsuite/lib/utils-lib.exp binutils/version.c binutils/windres.c binutils/windres.h binutils/winduni.c binutils/winduni.h binutils/wrstabs.c config-ml.in config.guess config.if config.sub config/ChangeLog config/acinclude.m4 config/mh-a68bsd config/mh-aix386 config/mh-apollo68 config/mh-armpic config/mh-cxux config/mh-cygwin config/mh-decstation config/mh-delta88 config/mh-dgux config/mh-dgux386 config/mh-djgpp config/mh-elfalphapic config/mh-hp300 config/mh-hpux config/mh-hpux8 config/mh-interix config/mh-irix4 config/mh-irix5 config/mh-irix6 config/mh-lynxos config/mh-lynxrs6k config/mh-m68kpic config/mh-mingw32 config/mh-ncr3000 config/mh-ncrsvr43 config/mh-necv4 config/mh-papic config/mh-ppcpic config/mh-riscos config/mh-sco config/mh-solaris config/mh-sparcpic config/mh-sun3 config/mh-sysv config/mh-sysv4 config/mh-sysv5 config/mh-vaxult2 config/mh-x86pic config/mpw-mh-mpw config/mpw/ChangeLog config/mpw/MoveIfChange config/mpw/README config/mpw/forward-include config/mpw/g-mpw-make.sed config/mpw/mpw-touch config/mpw/mpw-true config/mpw/null-command config/mpw/open-brace config/mpw/tr-7to8-src config/mpw/true config/mt-aix43 config/mt-armpic config/mt-d30v config/mt-elfalphapic config/mt-linux config/mt-m68kpic config/mt-netware config/mt-ospace config/mt-papic config/mt-ppcpic config/mt-sparcpic config/mt-v810 config/mt-x86pic configure configure.in etc/ChangeLog etc/Makefile.in etc/add-log.el etc/add-log.vi etc/configbuild.ein etc/configbuild.fig etc/configbuild.jin etc/configbuild.tin etc/configdev.ein etc/configdev.fig etc/configdev.jin etc/configdev.tin etc/configure etc/configure.in etc/configure.texi etc/make-stds.texi etc/standards.texi gas/CONTRIBUTORS gas/COPYING gas/ChangeLog gas/ChangeLog-9295 gas/ChangeLog-9697 gas/Makefile.am gas/Makefile.in gas/NEWS gas/README gas/README-vms gas/acinclude.m4 gas/aclocal.m4 gas/app.c gas/as.c gas/as.h gas/asintl.h gas/atof-generic.c gas/bignum-copy.c gas/bignum.h gas/bit_fix.h gas/cgen.c gas/cgen.h gas/cond.c gas/config-gas.com gas/config.in gas/config/aout_gnu.h gas/config/atof-ieee.c gas/config/atof-tahoe.c gas/config/atof-vax.c gas/config/e-i386coff.c gas/config/e-i386elf.c gas/config/e-mipsecoff.c gas/config/e-mipself.c gas/config/itbl-mips.h gas/config/m68k-parse.h gas/config/m68k-parse.y gas/config/m88k-opcode.h gas/config/obj-aout.c gas/config/obj-aout.h gas/config/obj-bout.c gas/config/obj-bout.h gas/config/obj-coff.c gas/config/obj-coff.h gas/config/obj-ecoff.c gas/config/obj-ecoff.h gas/config/obj-elf.c gas/config/obj-elf.h gas/config/obj-evax.c gas/config/obj-evax.h gas/config/obj-generic.c gas/config/obj-generic.h gas/config/obj-hp300.c gas/config/obj-hp300.h gas/config/obj-ieee.c gas/config/obj-ieee.h gas/config/obj-multi.c gas/config/obj-multi.h gas/config/obj-som.c gas/config/obj-som.h gas/config/obj-vms.c gas/config/obj-vms.h gas/config/tc-a29k.c gas/config/tc-a29k.h gas/config/tc-alpha.c gas/config/tc-alpha.h gas/config/tc-arc.c gas/config/tc-arc.h gas/config/tc-arm.c gas/config/tc-arm.h gas/config/tc-d10v.c gas/config/tc-d10v.h gas/config/tc-d30v.c gas/config/tc-d30v.h gas/config/tc-fr30.c gas/config/tc-fr30.h gas/config/tc-generic.c gas/config/tc-generic.h gas/config/tc-h8300.c gas/config/tc-h8300.h gas/config/tc-h8500.c gas/config/tc-h8500.h gas/config/tc-hppa.c gas/config/tc-hppa.h gas/config/tc-i386.c gas/config/tc-i386.h gas/config/tc-i860.c gas/config/tc-i860.h gas/config/tc-i960.c gas/config/tc-i960.h gas/config/tc-m32r.c gas/config/tc-m32r.h gas/config/tc-m68851.h gas/config/tc-m68k.c gas/config/tc-m68k.h gas/config/tc-m88k.c gas/config/tc-m88k.h gas/config/tc-mcore.c gas/config/tc-mcore.h gas/config/tc-mips.c gas/config/tc-mips.h gas/config/tc-mn10200.c gas/config/tc-mn10200.h gas/config/tc-mn10300.c gas/config/tc-mn10300.h gas/config/tc-ns32k.c gas/config/tc-ns32k.h gas/config/tc-pj.c gas/config/tc-pj.h gas/config/tc-ppc.c gas/config/tc-ppc.h gas/config/tc-sh.c gas/config/tc-sh.h gas/config/tc-sparc.c gas/config/tc-sparc.h gas/config/tc-tahoe.c gas/config/tc-tahoe.h gas/config/tc-tic30.c gas/config/tc-tic30.h gas/config/tc-tic80.c gas/config/tc-tic80.h gas/config/tc-v850.c gas/config/tc-v850.h gas/config/tc-vax.c gas/config/tc-vax.h gas/config/tc-w65.c gas/config/tc-w65.h gas/config/tc-z8k.c gas/config/tc-z8k.h gas/config/te-386bsd.h gas/config/te-aux.h gas/config/te-delt88.h gas/config/te-delta.h gas/config/te-dpx2.h gas/config/te-dynix.h 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gprof/tahoe.c gprof/utils.c gprof/utils.h gprof/vax.c include/COPYING include/ChangeLog include/ansidecl.h include/aout/ChangeLog include/aout/adobe.h include/aout/aout64.h include/aout/ar.h include/aout/dynix3.h include/aout/encap.h include/aout/host.h include/aout/hp.h include/aout/hp300hpux.h include/aout/hppa.h include/aout/ranlib.h include/aout/reloc.h include/aout/stab.def include/aout/stab_gnu.h include/aout/sun4.h include/bfdlink.h include/bout.h include/callback.h include/coff/ChangeLog include/coff/a29k.h include/coff/alpha.h include/coff/apollo.h include/coff/arm.h include/coff/aux-coff.h include/coff/ecoff.h include/coff/go32exe.h include/coff/h8300.h include/coff/h8500.h include/coff/i386.h include/coff/i860.h include/coff/i960.h include/coff/internal.h include/coff/m68k.h include/coff/m88k.h include/coff/mcore.h include/coff/mips.h include/coff/pe.h include/coff/powerpc.h include/coff/rs6000.h include/coff/sh.h include/coff/sparc.h include/coff/sym.h 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ld/emulparams/i386pe_posix.sh ld/emulparams/lnk960.sh ld/emulparams/m32relf.sh ld/emulparams/m68k4knbsd.sh ld/emulparams/m68kaout.sh ld/emulparams/m68kaux.sh ld/emulparams/m68kcoff.sh ld/emulparams/m68kelf.sh ld/emulparams/m68klinux.sh ld/emulparams/m68klynx.sh ld/emulparams/m68knbsd.sh ld/emulparams/m68kpsos.sh ld/emulparams/m88kbcs.sh ld/emulparams/mcorepe.sh ld/emulparams/mipsbig.sh ld/emulparams/mipsbsd.sh ld/emulparams/mipsidt.sh ld/emulparams/mipsidtl.sh ld/emulparams/mipslit.sh ld/emulparams/mipslnews.sh ld/emulparams/mn10200.sh ld/emulparams/mn10300.sh ld/emulparams/news.sh ld/emulparams/ns32knbsd.sh ld/emulparams/pc532macha.sh ld/emulparams/pjelf.sh ld/emulparams/pjlelf.sh ld/emulparams/ppcmacos.sh ld/emulparams/ppcnw.sh ld/emulparams/ppcpe.sh ld/emulparams/riscix.sh ld/emulparams/sa29200.sh ld/emulparams/sh.sh ld/emulparams/shelf.sh ld/emulparams/shl.sh ld/emulparams/shlelf.sh ld/emulparams/sparcaout.sh ld/emulparams/sparclinux.sh ld/emulparams/sparclynx.sh ld/emulparams/sparcnbsd.sh ld/emulparams/st2000.sh ld/emulparams/sun3.sh ld/emulparams/sun4.sh ld/emulparams/tic30aout.sh ld/emulparams/tic30coff.sh ld/emulparams/tic80coff.sh ld/emulparams/v850.sh ld/emulparams/vanilla.sh ld/emulparams/vax.sh ld/emulparams/vsta.sh ld/emulparams/w65.sh ld/emulparams/z8001.sh ld/emulparams/z8002.sh ld/emultempl/README ld/emultempl/aix.em ld/emultempl/armcoff.em ld/emultempl/armelf.em ld/emultempl/armelf_oabi.em ld/emultempl/astring.sed ld/emultempl/beos.em ld/emultempl/elf32.em ld/emultempl/generic.em ld/emultempl/gld960.em ld/emultempl/gld960c.em ld/emultempl/hppaelf.em ld/emultempl/linux.em ld/emultempl/lnk960.em ld/emultempl/mipsecoff.em ld/emultempl/ostring.sed ld/emultempl/pe.em ld/emultempl/sunos.em ld/emultempl/vanilla.em ld/gen-doc.texi ld/genscripts.sh ld/h8-doc.texi ld/ld.1 ld/ld.h ld/ld.texinfo ld/ldcref.c ld/ldctor.c ld/ldctor.h ld/ldemul.c ld/ldemul.h ld/ldexp.c ld/ldexp.h ld/ldfile.c ld/ldfile.h ld/ldgram.y ld/ldint.texinfo ld/ldlang.c ld/ldlang.h ld/ldlex.h ld/ldlex.l ld/ldmain.c ld/ldmain.h ld/ldmisc.c ld/ldmisc.h ld/ldver.c ld/ldver.h ld/ldwrite.c ld/ldwrite.h ld/lexsup.c ld/mac-ld.r ld/mpw-config.in ld/mpw-elfmips.c ld/mpw-eppcmac.c ld/mpw-esh.c ld/mpw-idtmips.c ld/mpw-make.sed ld/mri.c ld/mri.h ld/pe-dll.c ld/pe-dll.h ld/po/Make-in ld/po/POTFILES.in ld/po/ld.pot ld/scripttempl/README ld/scripttempl/a29k.sc ld/scripttempl/aix.sc ld/scripttempl/alpha.sc ld/scripttempl/aout.sc ld/scripttempl/armaout.sc ld/scripttempl/armcoff.sc ld/scripttempl/delta68.sc ld/scripttempl/ebmon29k.sc ld/scripttempl/elf.sc ld/scripttempl/elfd10v.sc ld/scripttempl/elfd30v.sc ld/scripttempl/elfppc.sc ld/scripttempl/epocpe.sc ld/scripttempl/h8300.sc ld/scripttempl/h8300h.sc ld/scripttempl/h8300s.sc ld/scripttempl/h8500.sc ld/scripttempl/h8500b.sc ld/scripttempl/h8500c.sc ld/scripttempl/h8500m.sc ld/scripttempl/h8500s.sc ld/scripttempl/hppaelf.sc ld/scripttempl/i386beos.sc ld/scripttempl/i386coff.sc ld/scripttempl/i386go32.sc ld/scripttempl/i386lynx.sc ld/scripttempl/i386msdos.sc ld/scripttempl/i960.sc ld/scripttempl/m68kaux.sc ld/scripttempl/m68kcoff.sc ld/scripttempl/m68klynx.sc ld/scripttempl/m88kbcs.sc ld/scripttempl/mcorepe.sc ld/scripttempl/mips.sc ld/scripttempl/mipsbsd.sc ld/scripttempl/nw.sc ld/scripttempl/pe.sc ld/scripttempl/pj.sc ld/scripttempl/ppcpe.sc ld/scripttempl/psos.sc ld/scripttempl/riscix.sc ld/scripttempl/sa29200.sc ld/scripttempl/sh.sc ld/scripttempl/sparccoff.sc ld/scripttempl/sparclynx.sc ld/scripttempl/st2000.sc ld/scripttempl/tic30aout.sc ld/scripttempl/tic30coff.sc ld/scripttempl/tic80coff.sc ld/scripttempl/v850.sc ld/scripttempl/vanilla.sc ld/scripttempl/w65.sc ld/scripttempl/z8000.sc ld/stamp-h.in ld/sysdep.h ld/testsuite/ChangeLog ld/testsuite/config/default.exp ld/testsuite/ld-bootstrap/bootstrap.exp ld/testsuite/ld-cdtest/cdtest-bar.cc ld/testsuite/ld-cdtest/cdtest-foo.cc ld/testsuite/ld-cdtest/cdtest-foo.h ld/testsuite/ld-cdtest/cdtest-main.cc ld/testsuite/ld-cdtest/cdtest.dat ld/testsuite/ld-cdtest/cdtest.exp ld/testsuite/ld-checks/asm.s ld/testsuite/ld-checks/checks.exp ld/testsuite/ld-checks/script ld/testsuite/ld-elfvers/vers.exp ld/testsuite/ld-elfvers/vers1.c ld/testsuite/ld-elfvers/vers1.dsym ld/testsuite/ld-elfvers/vers1.map ld/testsuite/ld-elfvers/vers1.sym ld/testsuite/ld-elfvers/vers1.ver ld/testsuite/ld-elfvers/vers13.asym ld/testsuite/ld-elfvers/vers15.c ld/testsuite/ld-elfvers/vers15.dsym ld/testsuite/ld-elfvers/vers15.sym ld/testsuite/ld-elfvers/vers15.ver ld/testsuite/ld-elfvers/vers16.c ld/testsuite/ld-elfvers/vers16.dsym ld/testsuite/ld-elfvers/vers16.map ld/testsuite/ld-elfvers/vers16a.c ld/testsuite/ld-elfvers/vers16a.dsym ld/testsuite/ld-elfvers/vers16a.ver ld/testsuite/ld-elfvers/vers17.c ld/testsuite/ld-elfvers/vers17.dsym ld/testsuite/ld-elfvers/vers17.map ld/testsuite/ld-elfvers/vers17.ver ld/testsuite/ld-elfvers/vers18.c ld/testsuite/ld-elfvers/vers18.dsym ld/testsuite/ld-elfvers/vers18.map ld/testsuite/ld-elfvers/vers18.sym ld/testsuite/ld-elfvers/vers18.ver ld/testsuite/ld-elfvers/vers19.c ld/testsuite/ld-elfvers/vers19.dsym ld/testsuite/ld-elfvers/vers19.ver ld/testsuite/ld-elfvers/vers2.c ld/testsuite/ld-elfvers/vers2.dsym ld/testsuite/ld-elfvers/vers2.map ld/testsuite/ld-elfvers/vers2.ver ld/testsuite/ld-elfvers/vers3.c ld/testsuite/ld-elfvers/vers3.dsym ld/testsuite/ld-elfvers/vers3.ver ld/testsuite/ld-elfvers/vers4.c ld/testsuite/ld-elfvers/vers4.sym ld/testsuite/ld-elfvers/vers4a.dsym ld/testsuite/ld-elfvers/vers4a.sym ld/testsuite/ld-elfvers/vers4a.ver ld/testsuite/ld-elfvers/vers5.c ld/testsuite/ld-elfvers/vers6.c ld/testsuite/ld-elfvers/vers6.dsym ld/testsuite/ld-elfvers/vers6.sym ld/testsuite/ld-elfvers/vers6.ver ld/testsuite/ld-elfvers/vers7.c ld/testsuite/ld-elfvers/vers7.map ld/testsuite/ld-elfvers/vers7a.c ld/testsuite/ld-elfvers/vers7a.dsym ld/testsuite/ld-elfvers/vers7a.sym ld/testsuite/ld-elfvers/vers7a.ver ld/testsuite/ld-elfvers/vers8.c ld/testsuite/ld-elfvers/vers8.map ld/testsuite/ld-elfvers/vers8.ver ld/testsuite/ld-elfvers/vers9.c ld/testsuite/ld-elfvers/vers9.dsym ld/testsuite/ld-elfvers/vers9.sym ld/testsuite/ld-elfvers/vers9.ver ld/testsuite/ld-empic/empic.exp ld/testsuite/ld-empic/relax.t ld/testsuite/ld-empic/relax1.c ld/testsuite/ld-empic/relax2.c ld/testsuite/ld-empic/relax3.c ld/testsuite/ld-empic/relax4.c ld/testsuite/ld-empic/run.c ld/testsuite/ld-empic/runtest1.c ld/testsuite/ld-empic/runtest2.c ld/testsuite/ld-empic/runtesti.s ld/testsuite/ld-scripts/cross1.c ld/testsuite/ld-scripts/cross1.t ld/testsuite/ld-scripts/cross2.c ld/testsuite/ld-scripts/cross2.t ld/testsuite/ld-scripts/cross3.c ld/testsuite/ld-scripts/crossref.exp ld/testsuite/ld-scripts/defined.exp ld/testsuite/ld-scripts/defined.s ld/testsuite/ld-scripts/defined.t ld/testsuite/ld-scripts/phdrs.exp ld/testsuite/ld-scripts/phdrs.s ld/testsuite/ld-scripts/phdrs.t ld/testsuite/ld-scripts/script.exp ld/testsuite/ld-scripts/script.s ld/testsuite/ld-scripts/script.t ld/testsuite/ld-scripts/scriptm.t ld/testsuite/ld-scripts/sizeof.exp ld/testsuite/ld-scripts/sizeof.s ld/testsuite/ld-scripts/sizeof.t ld/testsuite/ld-scripts/weak.exp ld/testsuite/ld-scripts/weak.t ld/testsuite/ld-scripts/weak1.s ld/testsuite/ld-scripts/weak2.s ld/testsuite/ld-selective/1.c ld/testsuite/ld-selective/2.c ld/testsuite/ld-selective/3.cc ld/testsuite/ld-selective/4.cc ld/testsuite/ld-selective/selective.exp ld/testsuite/ld-sh/sh.exp ld/testsuite/ld-sh/sh1.s ld/testsuite/ld-sh/sh2.c ld/testsuite/ld-sh/start.s ld/testsuite/ld-shared/elf-offset.ld ld/testsuite/ld-shared/main.c ld/testsuite/ld-shared/sh1.c ld/testsuite/ld-shared/sh2.c ld/testsuite/ld-shared/shared.dat ld/testsuite/ld-shared/shared.exp ld/testsuite/ld-shared/sun4.dat ld/testsuite/ld-shared/xcoff.dat ld/testsuite/ld-srec/sr1.c ld/testsuite/ld-srec/sr2.c ld/testsuite/ld-srec/sr3.cc ld/testsuite/ld-srec/srec.exp ld/testsuite/ld-undefined/undefined.c ld/testsuite/ld-undefined/undefined.exp ld/testsuite/ld-versados/t1-1.ro ld/testsuite/ld-versados/t1-2.ro ld/testsuite/ld-versados/t1.ld ld/testsuite/ld-versados/t1.ook ld/testsuite/ld-versados/t2-1.ro ld/testsuite/ld-versados/t2-2.ro ld/testsuite/ld-versados/t2-3.ro ld/testsuite/ld-versados/t2.ld ld/testsuite/ld-versados/t2.ook ld/testsuite/ld-versados/versados.exp ld/testsuite/lib/ld-lib.exp libiberty/COPYING.LIB libiberty/ChangeLog libiberty/Makefile.in libiberty/README libiberty/acconfig.h libiberty/alloca-conf.h libiberty/alloca.c libiberty/argv.c libiberty/asprintf.c libiberty/atexit.c libiberty/basename.c libiberty/bcmp.c libiberty/bcopy.c libiberty/bzero.c libiberty/calloc.c libiberty/choose-temp.c libiberty/clock.c libiberty/concat.c libiberty/config.h-vms libiberty/config.in libiberty/config.table libiberty/config/mh-aix libiberty/config/mh-beos libiberty/config/mh-cxux7 libiberty/config/mh-fbsd21 libiberty/config/mh-windows libiberty/configure libiberty/configure.in libiberty/copysign.c libiberty/cplus-dem.c libiberty/fdmatch.c libiberty/floatformat.c libiberty/fnmatch.c libiberty/getcwd.c libiberty/getopt.c libiberty/getopt1.c libiberty/getpagesize.c libiberty/getruntime.c libiberty/hex.c libiberty/index.c libiberty/insque.c libiberty/makefile.vms libiberty/memchr.c libiberty/memcmp.c libiberty/memcpy.c libiberty/memmove.c libiberty/memset.c libiberty/mkstemps.c libiberty/mpw-config.in libiberty/mpw-make.sed libiberty/mpw.c libiberty/msdos.c libiberty/objalloc.c libiberty/obstack.c libiberty/pexecute.c libiberty/random.c libiberty/rename.c libiberty/rindex.c libiberty/sigsetmask.c libiberty/spaces.c libiberty/splay-tree.c libiberty/strcasecmp.c libiberty/strchr.c libiberty/strdup.c libiberty/strerror.c libiberty/strncasecmp.c libiberty/strrchr.c libiberty/strsignal.c libiberty/strstr.c libiberty/strtod.c libiberty/strtol.c libiberty/strtoul.c libiberty/tmpnam.c libiberty/vasprintf.c libiberty/vfork.c libiberty/vfprintf.c libiberty/vmsbuild.com libiberty/vprintf.c libiberty/vsprintf.c libiberty/waitpid.c libiberty/xatexit.c libiberty/xexit.c libiberty/xmalloc.c libiberty/xstrdup.c libiberty/xstrerror.c ltconfig ltmain.sh makefile.vms missing mkdep mkinstalldirs move-if-change mpw-README mpw-build.in mpw-config.in mpw-configure mpw-install opcodes/ChangeLog opcodes/Makefile.am opcodes/Makefile.in opcodes/a29k-dis.c opcodes/acinclude.m4 opcodes/aclocal.m4 opcodes/alpha-dis.c opcodes/alpha-opc.c opcodes/arc-dis.c opcodes/arc-opc.c opcodes/arm-dis.c opcodes/arm-opc.h opcodes/cgen-asm.c opcodes/cgen-dis.c opcodes/cgen-opc.c opcodes/config.in opcodes/configure opcodes/configure.in opcodes/d10v-dis.c opcodes/d10v-opc.c opcodes/d30v-dis.c opcodes/d30v-opc.c opcodes/dep-in.sed opcodes/dis-buf.c opcodes/disassemble.c opcodes/fr30-asm.c opcodes/fr30-desc.c opcodes/fr30-desc.h opcodes/fr30-dis.c opcodes/fr30-ibld.c opcodes/fr30-opc.c opcodes/fr30-opc.h opcodes/h8300-dis.c opcodes/h8500-dis.c opcodes/h8500-opc.h opcodes/hppa-dis.c opcodes/i386-dis.c opcodes/i960-dis.c opcodes/m10200-dis.c opcodes/m10200-opc.c opcodes/m10300-dis.c opcodes/m10300-opc.c opcodes/m32r-asm.c opcodes/m32r-desc.c opcodes/m32r-desc.h opcodes/m32r-dis.c opcodes/m32r-ibld.c opcodes/m32r-opc.c opcodes/m32r-opc.h opcodes/m32r-opinst.c opcodes/m68k-dis.c opcodes/m68k-opc.c opcodes/m88k-dis.c opcodes/makefile.vms opcodes/mcore-dis.c opcodes/mcore-opc.h opcodes/mips-dis.c opcodes/mips-opc.c opcodes/mips16-opc.c opcodes/mpw-config.in opcodes/mpw-make.sed opcodes/ns32k-dis.c opcodes/opintl.h opcodes/pj-dis.c opcodes/pj-opc.c opcodes/po/Make-in opcodes/po/POTFILES.in opcodes/po/opcodes.pot opcodes/ppc-dis.c opcodes/ppc-opc.c opcodes/sh-dis.c opcodes/sh-opc.h opcodes/sparc-dis.c opcodes/sparc-opc.c opcodes/stamp-h.in opcodes/sysdep.h opcodes/tic30-dis.c opcodes/tic80-dis.c opcodes/tic80-opc.c opcodes/v850-dis.c opcodes/v850-opc.c opcodes/vax-dis.c opcodes/w65-dis.c opcodes/w65-opc.h opcodes/z8k-dis.c opcodes/z8k-opc.h opcodes/z8kgen.c readline/ChangeLog setup.com symlink-tree texinfo/texinfo.tex ylwrap
Diffstat (limited to 'gas/expr.c')
-rw-r--r--gas/expr.c1904
1 files changed, 0 insertions, 1904 deletions
diff --git a/gas/expr.c b/gas/expr.c
deleted file mode 100644
index ced12395bb9..00000000000
--- a/gas/expr.c
+++ /dev/null
@@ -1,1904 +0,0 @@
-/* expr.c -operands, expressions-
- Copyright (C) 1987, 90, 91, 92, 93, 94, 95, 96, 97, 98, 1999
- Free Software Foundation, Inc.
-
- This file is part of GAS, the GNU Assembler.
-
- GAS is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
-
- GAS is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with GAS; see the file COPYING. If not, write to the Free
- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
-
-/*
- * This is really a branch office of as-read.c. I split it out to clearly
- * distinguish the world of expressions from the world of statements.
- * (It also gives smaller files to re-compile.)
- * Here, "operand"s are of expressions, not instructions.
- */
-
-#include <ctype.h>
-#include <string.h>
-#define min(a, b) ((a) < (b) ? (a) : (b))
-
-#include "as.h"
-#include "obstack.h"
-
-static void floating_constant PARAMS ((expressionS * expressionP));
-static valueT generic_bignum_to_int32 PARAMS ((void));
-#ifdef BFD64
-static valueT generic_bignum_to_int64 PARAMS ((void));
-#endif
-static void integer_constant PARAMS ((int radix, expressionS * expressionP));
-static void mri_char_constant PARAMS ((expressionS *));
-static void current_location PARAMS ((expressionS *));
-static void clean_up_expression PARAMS ((expressionS * expressionP));
-static segT operand PARAMS ((expressionS *));
-static operatorT operator PARAMS ((void));
-
-extern const char EXP_CHARS[], FLT_CHARS[];
-
-/* We keep a mapping of expression symbols to file positions, so that
- we can provide better error messages. */
-
-struct expr_symbol_line
-{
- struct expr_symbol_line *next;
- symbolS *sym;
- char *file;
- unsigned int line;
-};
-
-static struct expr_symbol_line *expr_symbol_lines;
-
-/* Build a dummy symbol to hold a complex expression. This is how we
- build expressions up out of other expressions. The symbol is put
- into the fake section expr_section. */
-
-symbolS *
-make_expr_symbol (expressionP)
- expressionS *expressionP;
-{
- expressionS zero;
- const char *fake;
- symbolS *symbolP;
- struct expr_symbol_line *n;
-
- if (expressionP->X_op == O_symbol
- && expressionP->X_add_number == 0)
- return expressionP->X_add_symbol;
-
- if (expressionP->X_op == O_big)
- {
- /* This won't work, because the actual value is stored in
- generic_floating_point_number or generic_bignum, and we are
- going to lose it if we haven't already. */
- if (expressionP->X_add_number > 0)
- as_bad (_("bignum invalid; zero assumed"));
- else
- as_bad (_("floating point number invalid; zero assumed"));
- zero.X_op = O_constant;
- zero.X_add_number = 0;
- zero.X_unsigned = 0;
- clean_up_expression (&zero);
- expressionP = &zero;
- }
-
- fake = FAKE_LABEL_NAME;
-
- /* Putting constant symbols in absolute_section rather than
- expr_section is convenient for the old a.out code, for which
- S_GET_SEGMENT does not always retrieve the value put in by
- S_SET_SEGMENT. */
- symbolP = symbol_create (fake,
- (expressionP->X_op == O_constant
- ? absolute_section
- : expr_section),
- 0, &zero_address_frag);
- symbol_set_value_expression (symbolP, expressionP);
-
- if (expressionP->X_op == O_constant)
- resolve_symbol_value (symbolP, 1);
-
- n = (struct expr_symbol_line *) xmalloc (sizeof *n);
- n->sym = symbolP;
- as_where (&n->file, &n->line);
- n->next = expr_symbol_lines;
- expr_symbol_lines = n;
-
- return symbolP;
-}
-
-/* Return the file and line number for an expr symbol. Return
- non-zero if something was found, 0 if no information is known for
- the symbol. */
-
-int
-expr_symbol_where (sym, pfile, pline)
- symbolS *sym;
- char **pfile;
- unsigned int *pline;
-{
- register struct expr_symbol_line *l;
-
- for (l = expr_symbol_lines; l != NULL; l = l->next)
- {
- if (l->sym == sym)
- {
- *pfile = l->file;
- *pline = l->line;
- return 1;
- }
- }
-
- return 0;
-}
-
-/* Utilities for building expressions.
- Since complex expressions are recorded as symbols for use in other
- expressions these return a symbolS * and not an expressionS *.
- These explicitly do not take an "add_number" argument. */
-/* ??? For completeness' sake one might want expr_build_symbol.
- It would just return its argument. */
-
-/* Build an expression for an unsigned constant.
- The corresponding one for signed constants is missing because
- there's currently no need for it. One could add an unsigned_p flag
- but that seems more clumsy. */
-
-symbolS *
-expr_build_uconstant (value)
- offsetT value;
-{
- expressionS e;
-
- e.X_op = O_constant;
- e.X_add_number = value;
- e.X_unsigned = 1;
- return make_expr_symbol (&e);
-}
-
-/* Build an expression for OP s1. */
-
-symbolS *
-expr_build_unary (op, s1)
- operatorT op;
- symbolS *s1;
-{
- expressionS e;
-
- e.X_op = op;
- e.X_add_symbol = s1;
- e.X_add_number = 0;
- return make_expr_symbol (&e);
-}
-
-/* Build an expression for s1 OP s2. */
-
-symbolS *
-expr_build_binary (op, s1, s2)
- operatorT op;
- symbolS *s1;
- symbolS *s2;
-{
- expressionS e;
-
- e.X_op = op;
- e.X_add_symbol = s1;
- e.X_op_symbol = s2;
- e.X_add_number = 0;
- return make_expr_symbol (&e);
-}
-
-/* Build an expression for the current location ('.'). */
-
-symbolS *
-expr_build_dot ()
-{
- expressionS e;
-
- current_location (&e);
- return make_expr_symbol (&e);
-}
-
-/*
- * Build any floating-point literal here.
- * Also build any bignum literal here.
- */
-
-/* Seems atof_machine can backscan through generic_bignum and hit whatever
- happens to be loaded before it in memory. And its way too complicated
- for me to fix right. Thus a hack. JF: Just make generic_bignum bigger,
- and never write into the early words, thus they'll always be zero.
- I hate Dean's floating-point code. Bleh. */
-LITTLENUM_TYPE generic_bignum[SIZE_OF_LARGE_NUMBER + 6];
-FLONUM_TYPE generic_floating_point_number =
-{
- &generic_bignum[6], /* low (JF: Was 0) */
- &generic_bignum[SIZE_OF_LARGE_NUMBER + 6 - 1], /* high JF: (added +6) */
- 0, /* leader */
- 0, /* exponent */
- 0 /* sign */
-};
-/* If nonzero, we've been asked to assemble nan, +inf or -inf */
-int generic_floating_point_magic;
-
-static void
-floating_constant (expressionP)
- expressionS *expressionP;
-{
- /* input_line_pointer->*/
- /* floating-point constant. */
- int error_code;
-
- error_code = atof_generic (&input_line_pointer, ".", EXP_CHARS,
- &generic_floating_point_number);
-
- if (error_code)
- {
- if (error_code == ERROR_EXPONENT_OVERFLOW)
- {
- as_bad (_("bad floating-point constant: exponent overflow, probably assembling junk"));
- }
- else
- {
- as_bad (_("bad floating-point constant: unknown error code=%d."), error_code);
- }
- }
- expressionP->X_op = O_big;
- /* input_line_pointer->just after constant, */
- /* which may point to whitespace. */
- expressionP->X_add_number = -1;
-}
-
-static valueT
-generic_bignum_to_int32 ()
-{
- valueT number =
- ((generic_bignum[1] & LITTLENUM_MASK) << LITTLENUM_NUMBER_OF_BITS)
- | (generic_bignum[0] & LITTLENUM_MASK);
- number &= 0xffffffff;
- return number;
-}
-
-#ifdef BFD64
-static valueT
-generic_bignum_to_int64 ()
-{
- valueT number =
- ((((((((valueT) generic_bignum[3] & LITTLENUM_MASK)
- << LITTLENUM_NUMBER_OF_BITS)
- | ((valueT) generic_bignum[2] & LITTLENUM_MASK))
- << LITTLENUM_NUMBER_OF_BITS)
- | ((valueT) generic_bignum[1] & LITTLENUM_MASK))
- << LITTLENUM_NUMBER_OF_BITS)
- | ((valueT) generic_bignum[0] & LITTLENUM_MASK));
- return number;
-}
-#endif
-
-static void
-integer_constant (radix, expressionP)
- int radix;
- expressionS *expressionP;
-{
- char *start; /* start of number. */
- char *suffix = NULL;
- char c;
- valueT number; /* offset or (absolute) value */
- short int digit; /* value of next digit in current radix */
- short int maxdig = 0;/* highest permitted digit value. */
- int too_many_digits = 0; /* if we see >= this number of */
- char *name; /* points to name of symbol */
- symbolS *symbolP; /* points to symbol */
-
- int small; /* true if fits in 32 bits. */
-
- /* May be bignum, or may fit in 32 bits. */
- /* Most numbers fit into 32 bits, and we want this case to be fast.
- so we pretend it will fit into 32 bits. If, after making up a 32
- bit number, we realise that we have scanned more digits than
- comfortably fit into 32 bits, we re-scan the digits coding them
- into a bignum. For decimal and octal numbers we are
- conservative: Some numbers may be assumed bignums when in fact
- they do fit into 32 bits. Numbers of any radix can have excess
- leading zeros: We strive to recognise this and cast them back
- into 32 bits. We must check that the bignum really is more than
- 32 bits, and change it back to a 32-bit number if it fits. The
- number we are looking for is expected to be positive, but if it
- fits into 32 bits as an unsigned number, we let it be a 32-bit
- number. The cavalier approach is for speed in ordinary cases. */
- /* This has been extended for 64 bits. We blindly assume that if
- you're compiling in 64-bit mode, the target is a 64-bit machine.
- This should be cleaned up. */
-
-#ifdef BFD64
-#define valuesize 64
-#else /* includes non-bfd case, mostly */
-#define valuesize 32
-#endif
-
- if (flag_m68k_mri && radix == 0)
- {
- int flt = 0;
-
- /* In MRI mode, the number may have a suffix indicating the
- radix. For that matter, it might actually be a floating
- point constant. */
- for (suffix = input_line_pointer;
- isalnum ((unsigned char) *suffix);
- suffix++)
- {
- if (*suffix == 'e' || *suffix == 'E')
- flt = 1;
- }
-
- if (suffix == input_line_pointer)
- {
- radix = 10;
- suffix = NULL;
- }
- else
- {
- c = *--suffix;
- if (islower ((unsigned char) c))
- c = toupper (c);
- if (c == 'B')
- radix = 2;
- else if (c == 'D')
- radix = 10;
- else if (c == 'O' || c == 'Q')
- radix = 8;
- else if (c == 'H')
- radix = 16;
- else if (suffix[1] == '.' || c == 'E' || flt)
- {
- floating_constant (expressionP);
- return;
- }
- else
- {
- radix = 10;
- suffix = NULL;
- }
- }
- }
-
- switch (radix)
- {
- case 2:
- maxdig = 2;
- too_many_digits = valuesize + 1;
- break;
- case 8:
- maxdig = radix = 8;
- too_many_digits = (valuesize + 2) / 3 + 1;
- break;
- case 16:
- maxdig = radix = 16;
- too_many_digits = (valuesize + 3) / 4 + 1;
- break;
- case 10:
- maxdig = radix = 10;
- too_many_digits = (valuesize + 11) / 4; /* very rough */
- }
-#undef valuesize
- start = input_line_pointer;
- c = *input_line_pointer++;
- for (number = 0;
- (digit = hex_value (c)) < maxdig;
- c = *input_line_pointer++)
- {
- number = number * radix + digit;
- }
- /* c contains character after number. */
- /* input_line_pointer->char after c. */
- small = (input_line_pointer - start - 1) < too_many_digits;
-
- if (radix == 16 && c == '_')
- {
- /* This is literal of the form 0x333_0_12345678_1.
- This example is equivalent to 0x00000333000000001234567800000001. */
-
- int num_little_digits = 0;
- int i;
- input_line_pointer = start; /*->1st digit. */
-
- know (LITTLENUM_NUMBER_OF_BITS == 16);
-
- for (c = '_'; c == '_'; num_little_digits+=2)
- {
-
- /* Convert one 64-bit word. */
- int ndigit = 0;
- number = 0;
- for (c = *input_line_pointer++;
- (digit = hex_value (c)) < maxdig;
- c = *(input_line_pointer++))
- {
- number = number * radix + digit;
- ndigit++;
- }
-
- /* Check for 8 digit per word max. */
- if (ndigit > 8)
- as_bad (_("A bignum with underscores may not have more than 8 hex digits in any word."));
-
- /* Add this chunk to the bignum. Shift things down 2 little digits.*/
- know (LITTLENUM_NUMBER_OF_BITS == 16);
- for (i = min (num_little_digits + 1, SIZE_OF_LARGE_NUMBER - 1); i >= 2; i--)
- generic_bignum[i] = generic_bignum[i-2];
-
- /* Add the new digits as the least significant new ones. */
- generic_bignum[0] = number & 0xffffffff;
- generic_bignum[1] = number >> 16;
- }
-
- /* Again, c is char after number, input_line_pointer->after c. */
-
- if (num_little_digits > SIZE_OF_LARGE_NUMBER - 1)
- num_little_digits = SIZE_OF_LARGE_NUMBER - 1;
-
- assert (num_little_digits >= 4);
-
- if (num_little_digits != 8)
- as_bad (_("A bignum with underscores must have exactly 4 words."));
-
- /* We might have some leading zeros. These can be trimmed to give
- * us a change to fit this constant into a small number.
- */
- while (generic_bignum[num_little_digits-1] == 0 && num_little_digits > 1)
- num_little_digits--;
-
- if (num_little_digits <= 2)
- {
- /* will fit into 32 bits. */
- number = generic_bignum_to_int32 ();
- small = 1;
- }
-#ifdef BFD64
- else if (num_little_digits <= 4)
- {
- /* Will fit into 64 bits. */
- number = generic_bignum_to_int64 ();
- small = 1;
- }
-#endif
- else
- {
- small = 0;
- number = num_little_digits; /* number of littlenums in the bignum. */
- }
- }
- else if (!small)
- {
- /*
- * we saw a lot of digits. manufacture a bignum the hard way.
- */
- LITTLENUM_TYPE *leader; /*->high order littlenum of the bignum. */
- LITTLENUM_TYPE *pointer; /*->littlenum we are frobbing now. */
- long carry;
-
- leader = generic_bignum;
- generic_bignum[0] = 0;
- generic_bignum[1] = 0;
- generic_bignum[2] = 0;
- generic_bignum[3] = 0;
- input_line_pointer = start; /*->1st digit. */
- c = *input_line_pointer++;
- for (;
- (carry = hex_value (c)) < maxdig;
- c = *input_line_pointer++)
- {
- for (pointer = generic_bignum;
- pointer <= leader;
- pointer++)
- {
- long work;
-
- work = carry + radix * *pointer;
- *pointer = work & LITTLENUM_MASK;
- carry = work >> LITTLENUM_NUMBER_OF_BITS;
- }
- if (carry)
- {
- if (leader < generic_bignum + SIZE_OF_LARGE_NUMBER - 1)
- {
- /* room to grow a longer bignum. */
- *++leader = carry;
- }
- }
- }
- /* again, c is char after number, */
- /* input_line_pointer->after c. */
- know (LITTLENUM_NUMBER_OF_BITS == 16);
- if (leader < generic_bignum + 2)
- {
- /* will fit into 32 bits. */
- number = generic_bignum_to_int32 ();
- small = 1;
- }
-#ifdef BFD64
- else if (leader < generic_bignum + 4)
- {
- /* Will fit into 64 bits. */
- number = generic_bignum_to_int64 ();
- small = 1;
- }
-#endif
- else
- {
- number = leader - generic_bignum + 1; /* number of littlenums in the bignum. */
- }
- }
-
- if (flag_m68k_mri && suffix != NULL && input_line_pointer - 1 == suffix)
- c = *input_line_pointer++;
-
- if (small)
- {
- /*
- * here with number, in correct radix. c is the next char.
- * note that unlike un*x, we allow "011f" "0x9f" to
- * both mean the same as the (conventional) "9f". this is simply easier
- * than checking for strict canonical form. syntax sux!
- */
-
- if (LOCAL_LABELS_FB && c == 'b')
- {
- /*
- * backward ref to local label.
- * because it is backward, expect it to be defined.
- */
- /* Construct a local label. */
- name = fb_label_name ((int) number, 0);
-
- /* seen before, or symbol is defined: ok */
- symbolP = symbol_find (name);
- if ((symbolP != NULL) && (S_IS_DEFINED (symbolP)))
- {
- /* local labels are never absolute. don't waste time
- checking absoluteness. */
- know (SEG_NORMAL (S_GET_SEGMENT (symbolP)));
-
- expressionP->X_op = O_symbol;
- expressionP->X_add_symbol = symbolP;
- }
- else
- {
- /* either not seen or not defined. */
- /* @@ Should print out the original string instead of
- the parsed number. */
- as_bad (_("backw. ref to unknown label \"%d:\", 0 assumed."),
- (int) number);
- expressionP->X_op = O_constant;
- }
-
- expressionP->X_add_number = 0;
- } /* case 'b' */
- else if (LOCAL_LABELS_FB && c == 'f')
- {
- /*
- * forward reference. expect symbol to be undefined or
- * unknown. undefined: seen it before. unknown: never seen
- * it before.
- * construct a local label name, then an undefined symbol.
- * don't create a xseg frag for it: caller may do that.
- * just return it as never seen before.
- */
- name = fb_label_name ((int) number, 1);
- symbolP = symbol_find_or_make (name);
- /* we have no need to check symbol properties. */
-#ifndef many_segments
- /* since "know" puts its arg into a "string", we
- can't have newlines in the argument. */
- know (S_GET_SEGMENT (symbolP) == undefined_section || S_GET_SEGMENT (symbolP) == text_section || S_GET_SEGMENT (symbolP) == data_section);
-#endif
- expressionP->X_op = O_symbol;
- expressionP->X_add_symbol = symbolP;
- expressionP->X_add_number = 0;
- } /* case 'f' */
- else if (LOCAL_LABELS_DOLLAR && c == '$')
- {
- /* If the dollar label is *currently* defined, then this is just
- another reference to it. If it is not *currently* defined,
- then this is a fresh instantiation of that number, so create
- it. */
-
- if (dollar_label_defined ((long) number))
- {
- name = dollar_label_name ((long) number, 0);
- symbolP = symbol_find (name);
- know (symbolP != NULL);
- }
- else
- {
- name = dollar_label_name ((long) number, 1);
- symbolP = symbol_find_or_make (name);
- }
-
- expressionP->X_op = O_symbol;
- expressionP->X_add_symbol = symbolP;
- expressionP->X_add_number = 0;
- } /* case '$' */
- else
- {
- expressionP->X_op = O_constant;
-#ifdef TARGET_WORD_SIZE
- /* Sign extend NUMBER. */
- number |= (-(number >> (TARGET_WORD_SIZE - 1))) << (TARGET_WORD_SIZE - 1);
-#endif
- expressionP->X_add_number = number;
- input_line_pointer--; /* restore following character. */
- } /* really just a number */
- }
- else
- {
- /* not a small number */
- expressionP->X_op = O_big;
- expressionP->X_add_number = number; /* number of littlenums */
- input_line_pointer--; /*->char following number. */
- }
-}
-
-/* Parse an MRI multi character constant. */
-
-static void
-mri_char_constant (expressionP)
- expressionS *expressionP;
-{
- int i;
-
- if (*input_line_pointer == '\''
- && input_line_pointer[1] != '\'')
- {
- expressionP->X_op = O_constant;
- expressionP->X_add_number = 0;
- return;
- }
-
- /* In order to get the correct byte ordering, we must build the
- number in reverse. */
- for (i = SIZE_OF_LARGE_NUMBER - 1; i >= 0; i--)
- {
- int j;
-
- generic_bignum[i] = 0;
- for (j = 0; j < CHARS_PER_LITTLENUM; j++)
- {
- if (*input_line_pointer == '\'')
- {
- if (input_line_pointer[1] != '\'')
- break;
- ++input_line_pointer;
- }
- generic_bignum[i] <<= 8;
- generic_bignum[i] += *input_line_pointer;
- ++input_line_pointer;
- }
-
- if (i < SIZE_OF_LARGE_NUMBER - 1)
- {
- /* If there is more than one littlenum, left justify the
- last one to make it match the earlier ones. If there is
- only one, we can just use the value directly. */
- for (; j < CHARS_PER_LITTLENUM; j++)
- generic_bignum[i] <<= 8;
- }
-
- if (*input_line_pointer == '\''
- && input_line_pointer[1] != '\'')
- break;
- }
-
- if (i < 0)
- {
- as_bad (_("Character constant too large"));
- i = 0;
- }
-
- if (i > 0)
- {
- int c;
- int j;
-
- c = SIZE_OF_LARGE_NUMBER - i;
- for (j = 0; j < c; j++)
- generic_bignum[j] = generic_bignum[i + j];
- i = c;
- }
-
- know (LITTLENUM_NUMBER_OF_BITS == 16);
- if (i > 2)
- {
- expressionP->X_op = O_big;
- expressionP->X_add_number = i;
- }
- else
- {
- expressionP->X_op = O_constant;
- if (i < 2)
- expressionP->X_add_number = generic_bignum[0] & LITTLENUM_MASK;
- else
- expressionP->X_add_number =
- (((generic_bignum[1] & LITTLENUM_MASK)
- << LITTLENUM_NUMBER_OF_BITS)
- | (generic_bignum[0] & LITTLENUM_MASK));
- }
-
- /* Skip the final closing quote. */
- ++input_line_pointer;
-}
-
-/* Return an expression representing the current location. This
- handles the magic symbol `.'. */
-
-static void
-current_location (expressionp)
- expressionS *expressionp;
-{
- if (now_seg == absolute_section)
- {
- expressionp->X_op = O_constant;
- expressionp->X_add_number = abs_section_offset;
- }
- else
- {
- symbolS *symbolp;
-
- symbolp = symbol_new (FAKE_LABEL_NAME, now_seg,
- (valueT) frag_now_fix (),
- frag_now);
- expressionp->X_op = O_symbol;
- expressionp->X_add_symbol = symbolp;
- expressionp->X_add_number = 0;
- }
-}
-
-/*
- * Summary of operand().
- *
- * in: Input_line_pointer points to 1st char of operand, which may
- * be a space.
- *
- * out: A expressionS.
- * The operand may have been empty: in this case X_op == O_absent.
- * Input_line_pointer->(next non-blank) char after operand.
- */
-
-static segT
-operand (expressionP)
- expressionS *expressionP;
-{
- char c;
- symbolS *symbolP; /* points to symbol */
- char *name; /* points to name of symbol */
- segT segment;
-
- /* All integers are regarded as unsigned unless they are negated.
- This is because the only thing which cares whether a number is
- unsigned is the code in emit_expr which extends constants into
- bignums. It should only sign extend negative numbers, so that
- something like ``.quad 0x80000000'' is not sign extended even
- though it appears negative if valueT is 32 bits. */
- expressionP->X_unsigned = 1;
-
- /* digits, assume it is a bignum. */
-
- SKIP_WHITESPACE (); /* leading whitespace is part of operand. */
- c = *input_line_pointer++; /* input_line_pointer->past char in c. */
-
- switch (c)
- {
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- case '8':
- case '9':
- input_line_pointer--;
-
- integer_constant (flag_m68k_mri ? 0 : 10, expressionP);
- break;
-
- case '0':
- /* non-decimal radix */
-
- if (flag_m68k_mri)
- {
- char *s;
-
- /* Check for a hex constant. */
- for (s = input_line_pointer; hex_p (*s); s++)
- ;
- if (*s == 'h' || *s == 'H')
- {
- --input_line_pointer;
- integer_constant (0, expressionP);
- break;
- }
- }
-
- c = *input_line_pointer;
- switch (c)
- {
- case 'o':
- case 'O':
- case 'q':
- case 'Q':
- case '8':
- case '9':
- if (flag_m68k_mri)
- {
- integer_constant (0, expressionP);
- break;
- }
- /* Fall through. */
- default:
- default_case:
- if (c && strchr (FLT_CHARS, c))
- {
- input_line_pointer++;
- floating_constant (expressionP);
- expressionP->X_add_number =
- - (isupper ((unsigned char) c) ? tolower (c) : c);
- }
- else
- {
- /* The string was only zero */
- expressionP->X_op = O_constant;
- expressionP->X_add_number = 0;
- }
-
- break;
-
- case 'x':
- case 'X':
- if (flag_m68k_mri)
- goto default_case;
- input_line_pointer++;
- integer_constant (16, expressionP);
- break;
-
- case 'b':
- if (LOCAL_LABELS_FB && ! flag_m68k_mri)
- {
- /* This code used to check for '+' and '-' here, and, in
- some conditions, fall through to call
- integer_constant. However, that didn't make sense,
- as integer_constant only accepts digits. */
- /* Some of our code elsewhere does permit digits greater
- than the expected base; for consistency, do the same
- here. */
- if (input_line_pointer[1] < '0'
- || input_line_pointer[1] > '9')
- {
- /* Parse this as a back reference to label 0. */
- input_line_pointer--;
- integer_constant (10, expressionP);
- break;
- }
- /* Otherwise, parse this as a binary number. */
- }
- /* Fall through. */
- case 'B':
- input_line_pointer++;
- if (flag_m68k_mri)
- goto default_case;
- integer_constant (2, expressionP);
- break;
-
- case '0':
- case '1':
- case '2':
- case '3':
- case '4':
- case '5':
- case '6':
- case '7':
- integer_constant (flag_m68k_mri ? 0 : 8, expressionP);
- break;
-
- case 'f':
- if (LOCAL_LABELS_FB)
- {
- /* If it says "0f" and it could possibly be a floating point
- number, make it one. Otherwise, make it a local label,
- and try to deal with parsing the rest later. */
- if (!input_line_pointer[1]
- || (is_end_of_line[0xff & input_line_pointer[1]]))
- goto is_0f_label;
- {
- char *cp = input_line_pointer + 1;
- int r = atof_generic (&cp, ".", EXP_CHARS,
- &generic_floating_point_number);
- switch (r)
- {
- case 0:
- case ERROR_EXPONENT_OVERFLOW:
- if (*cp == 'f' || *cp == 'b')
- /* looks like a difference expression */
- goto is_0f_label;
- else if (cp == input_line_pointer + 1)
- /* No characters has been accepted -- looks like
- end of operand. */
- goto is_0f_label;
- else
- goto is_0f_float;
- default:
- as_fatal (_("expr.c(operand): bad atof_generic return val %d"),
- r);
- }
- }
-
- /* Okay, now we've sorted it out. We resume at one of these
- two labels, depending on what we've decided we're probably
- looking at. */
- is_0f_label:
- input_line_pointer--;
- integer_constant (10, expressionP);
- break;
-
- is_0f_float:
- /* fall through */
- ;
- }
-
- case 'd':
- case 'D':
- if (flag_m68k_mri)
- {
- integer_constant (0, expressionP);
- break;
- }
- /* Fall through. */
- case 'F':
- case 'r':
- case 'e':
- case 'E':
- case 'g':
- case 'G':
- input_line_pointer++;
- floating_constant (expressionP);
- expressionP->X_add_number =
- - (isupper ((unsigned char) c) ? tolower (c) : c);
- break;
-
- case '$':
- if (LOCAL_LABELS_DOLLAR)
- {
- integer_constant (10, expressionP);
- break;
- }
- else
- goto default_case;
- }
-
- break;
-
- case '(':
-#ifndef NEED_INDEX_OPERATOR
- case '[':
-#endif
- /* didn't begin with digit & not a name */
- segment = expression (expressionP);
- /* Expression() will pass trailing whitespace */
- if ((c == '(' && *input_line_pointer++ != ')')
- || (c == '[' && *input_line_pointer++ != ']'))
- {
- as_bad (_("Missing ')' assumed"));
- input_line_pointer--;
- }
- SKIP_WHITESPACE ();
- /* here with input_line_pointer->char after "(...)" */
- return segment;
-
- case 'E':
- if (! flag_m68k_mri || *input_line_pointer != '\'')
- goto de_fault;
- as_bad (_("EBCDIC constants are not supported"));
- /* Fall through. */
- case 'A':
- if (! flag_m68k_mri || *input_line_pointer != '\'')
- goto de_fault;
- ++input_line_pointer;
- /* Fall through. */
- case '\'':
- if (! flag_m68k_mri)
- {
- /* Warning: to conform to other people's assemblers NO
- ESCAPEMENT is permitted for a single quote. The next
- character, parity errors and all, is taken as the value
- of the operand. VERY KINKY. */
- expressionP->X_op = O_constant;
- expressionP->X_add_number = *input_line_pointer++;
- break;
- }
-
- mri_char_constant (expressionP);
- break;
-
- case '+':
- (void) operand (expressionP);
- break;
-
- case '"':
- /* Double quote is the bitwise not operator in MRI mode. */
- if (! flag_m68k_mri)
- goto de_fault;
- /* Fall through. */
- case '~':
- /* ~ is permitted to start a label on the Delta. */
- if (is_name_beginner (c))
- goto isname;
- case '!':
- case '-':
- {
- operand (expressionP);
- if (expressionP->X_op == O_constant)
- {
- /* input_line_pointer -> char after operand */
- if (c == '-')
- {
- expressionP->X_add_number = - expressionP->X_add_number;
- /* Notice: '-' may overflow: no warning is given. This is
- compatible with other people's assemblers. Sigh. */
- expressionP->X_unsigned = 0;
- }
- else if (c == '~' || c == '"')
- expressionP->X_add_number = ~ expressionP->X_add_number;
- else
- expressionP->X_add_number = ! expressionP->X_add_number;
- }
- else if (expressionP->X_op != O_illegal
- && expressionP->X_op != O_absent)
- {
- expressionP->X_add_symbol = make_expr_symbol (expressionP);
- if (c == '-')
- expressionP->X_op = O_uminus;
- else if (c == '~' || c == '"')
- expressionP->X_op = O_bit_not;
- else
- expressionP->X_op = O_logical_not;
- expressionP->X_add_number = 0;
- }
- else
- as_warn (_("Unary operator %c ignored because bad operand follows"),
- c);
- }
- break;
-
- case '$':
- /* $ is the program counter when in MRI mode, or when DOLLAR_DOT
- is defined. */
-#ifndef DOLLAR_DOT
- if (! flag_m68k_mri)
- goto de_fault;
-#endif
- if (flag_m68k_mri && hex_p (*input_line_pointer))
- {
- /* In MRI mode, $ is also used as the prefix for a
- hexadecimal constant. */
- integer_constant (16, expressionP);
- break;
- }
-
- if (is_part_of_name (*input_line_pointer))
- goto isname;
-
- current_location (expressionP);
- break;
-
- case '.':
- if (!is_part_of_name (*input_line_pointer))
- {
- current_location (expressionP);
- break;
- }
- else if ((strncasecmp (input_line_pointer, "startof.", 8) == 0
- && ! is_part_of_name (input_line_pointer[8]))
- || (strncasecmp (input_line_pointer, "sizeof.", 7) == 0
- && ! is_part_of_name (input_line_pointer[7])))
- {
- int start;
-
- start = (input_line_pointer[1] == 't'
- || input_line_pointer[1] == 'T');
- input_line_pointer += start ? 8 : 7;
- SKIP_WHITESPACE ();
- if (*input_line_pointer != '(')
- as_bad (_("syntax error in .startof. or .sizeof."));
- else
- {
- char *buf;
-
- ++input_line_pointer;
- SKIP_WHITESPACE ();
- name = input_line_pointer;
- c = get_symbol_end ();
-
- buf = (char *) xmalloc (strlen (name) + 10);
- if (start)
- sprintf (buf, ".startof.%s", name);
- else
- sprintf (buf, ".sizeof.%s", name);
- symbolP = symbol_make (buf);
- free (buf);
-
- expressionP->X_op = O_symbol;
- expressionP->X_add_symbol = symbolP;
- expressionP->X_add_number = 0;
-
- *input_line_pointer = c;
- SKIP_WHITESPACE ();
- if (*input_line_pointer != ')')
- as_bad (_("syntax error in .startof. or .sizeof."));
- else
- ++input_line_pointer;
- }
- break;
- }
- else
- {
- goto isname;
- }
- case ',':
- case '\n':
- case '\0':
- eol:
- /* can't imagine any other kind of operand */
- expressionP->X_op = O_absent;
- input_line_pointer--;
- break;
-
- case '%':
- if (! flag_m68k_mri)
- goto de_fault;
- integer_constant (2, expressionP);
- break;
-
- case '@':
- if (! flag_m68k_mri)
- goto de_fault;
- integer_constant (8, expressionP);
- break;
-
- case ':':
- if (! flag_m68k_mri)
- goto de_fault;
-
- /* In MRI mode, this is a floating point constant represented
- using hexadecimal digits. */
-
- ++input_line_pointer;
- integer_constant (16, expressionP);
- break;
-
- case '*':
- if (! flag_m68k_mri || is_part_of_name (*input_line_pointer))
- goto de_fault;
-
- current_location (expressionP);
- break;
-
- default:
- de_fault:
- if (is_end_of_line[(unsigned char) c])
- goto eol;
- if (is_name_beginner (c)) /* here if did not begin with a digit */
- {
- /*
- * Identifier begins here.
- * This is kludged for speed, so code is repeated.
- */
- isname:
- name = --input_line_pointer;
- c = get_symbol_end ();
-
-#ifdef md_parse_name
- /* This is a hook for the backend to parse certain names
- specially in certain contexts. If a name always has a
- specific value, it can often be handled by simply
- entering it in the symbol table. */
- if (md_parse_name (name, expressionP))
- {
- *input_line_pointer = c;
- break;
- }
-#endif
-
-#ifdef TC_I960
- /* The MRI i960 assembler permits
- lda sizeof code,g13
- FIXME: This should use md_parse_name. */
- if (flag_mri
- && (strcasecmp (name, "sizeof") == 0
- || strcasecmp (name, "startof") == 0))
- {
- int start;
- char *buf;
-
- start = (name[1] == 't'
- || name[1] == 'T');
-
- *input_line_pointer = c;
- SKIP_WHITESPACE ();
-
- name = input_line_pointer;
- c = get_symbol_end ();
-
- buf = (char *) xmalloc (strlen (name) + 10);
- if (start)
- sprintf (buf, ".startof.%s", name);
- else
- sprintf (buf, ".sizeof.%s", name);
- symbolP = symbol_make (buf);
- free (buf);
-
- expressionP->X_op = O_symbol;
- expressionP->X_add_symbol = symbolP;
- expressionP->X_add_number = 0;
-
- *input_line_pointer = c;
- SKIP_WHITESPACE ();
-
- break;
- }
-#endif
-
- symbolP = symbol_find_or_make (name);
-
- /* If we have an absolute symbol or a reg, then we know its
- value now. */
- segment = S_GET_SEGMENT (symbolP);
- if (segment == absolute_section)
- {
- expressionP->X_op = O_constant;
- expressionP->X_add_number = S_GET_VALUE (symbolP);
- }
- else if (segment == reg_section)
- {
- expressionP->X_op = O_register;
- expressionP->X_add_number = S_GET_VALUE (symbolP);
- }
- else
- {
- expressionP->X_op = O_symbol;
- expressionP->X_add_symbol = symbolP;
- expressionP->X_add_number = 0;
- }
- *input_line_pointer = c;
- }
- else
- {
- /* Let the target try to parse it. Success is indicated by changing
- the X_op field to something other than O_absent and pointing
- input_line_pointer passed the expression. If it can't parse the
- expression, X_op and input_line_pointer should be unchanged. */
- expressionP->X_op = O_absent;
- --input_line_pointer;
- md_operand (expressionP);
- if (expressionP->X_op == O_absent)
- {
- ++input_line_pointer;
- as_bad (_("Bad expression"));
- expressionP->X_op = O_constant;
- expressionP->X_add_number = 0;
- }
- }
- break;
- }
-
- /*
- * It is more 'efficient' to clean up the expressionS when they are created.
- * Doing it here saves lines of code.
- */
- clean_up_expression (expressionP);
- SKIP_WHITESPACE (); /*->1st char after operand. */
- know (*input_line_pointer != ' ');
-
- /* The PA port needs this information. */
- if (expressionP->X_add_symbol)
- symbol_mark_used (expressionP->X_add_symbol);
-
- switch (expressionP->X_op)
- {
- default:
- return absolute_section;
- case O_symbol:
- return S_GET_SEGMENT (expressionP->X_add_symbol);
- case O_register:
- return reg_section;
- }
-} /* operand() */
-
-/* Internal. Simplify a struct expression for use by expr() */
-
-/*
- * In: address of a expressionS.
- * The X_op field of the expressionS may only take certain values.
- * Elsewise we waste time special-case testing. Sigh. Ditto SEG_ABSENT.
- * Out: expressionS may have been modified:
- * 'foo-foo' symbol references cancelled to 0,
- * which changes X_op from O_subtract to O_constant.
- * Unused fields zeroed to help expr().
- */
-
-static void
-clean_up_expression (expressionP)
- expressionS *expressionP;
-{
- switch (expressionP->X_op)
- {
- case O_illegal:
- case O_absent:
- expressionP->X_add_number = 0;
- /* Fall through. */
- case O_big:
- case O_constant:
- case O_register:
- expressionP->X_add_symbol = NULL;
- /* Fall through. */
- case O_symbol:
- case O_uminus:
- case O_bit_not:
- expressionP->X_op_symbol = NULL;
- break;
- case O_subtract:
- if (expressionP->X_op_symbol == expressionP->X_add_symbol
- || ((symbol_get_frag (expressionP->X_op_symbol)
- == symbol_get_frag (expressionP->X_add_symbol))
- && SEG_NORMAL (S_GET_SEGMENT (expressionP->X_add_symbol))
- && (S_GET_VALUE (expressionP->X_op_symbol)
- == S_GET_VALUE (expressionP->X_add_symbol))))
- {
- addressT diff = (S_GET_VALUE (expressionP->X_add_symbol)
- - S_GET_VALUE (expressionP->X_op_symbol));
-
- expressionP->X_op = O_constant;
- expressionP->X_add_symbol = NULL;
- expressionP->X_op_symbol = NULL;
- expressionP->X_add_number += diff;
- }
- break;
- default:
- break;
- }
-}
-
-/* Expression parser. */
-
-/*
- * We allow an empty expression, and just assume (absolute,0) silently.
- * Unary operators and parenthetical expressions are treated as operands.
- * As usual, Q==quantity==operand, O==operator, X==expression mnemonics.
- *
- * We used to do a aho/ullman shift-reduce parser, but the logic got so
- * warped that I flushed it and wrote a recursive-descent parser instead.
- * Now things are stable, would anybody like to write a fast parser?
- * Most expressions are either register (which does not even reach here)
- * or 1 symbol. Then "symbol+constant" and "symbol-symbol" are common.
- * So I guess it doesn't really matter how inefficient more complex expressions
- * are parsed.
- *
- * After expr(RANK,resultP) input_line_pointer->operator of rank <= RANK.
- * Also, we have consumed any leading or trailing spaces (operand does that)
- * and done all intervening operators.
- *
- * This returns the segment of the result, which will be
- * absolute_section or the segment of a symbol.
- */
-
-#undef __
-#define __ O_illegal
-
-static const operatorT op_encoding[256] =
-{ /* maps ASCII->operators */
-
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
-
- __, O_bit_or_not, __, __, __, O_modulus, O_bit_and, __,
- __, __, O_multiply, O_add, __, O_subtract, __, O_divide,
- __, __, __, __, __, __, __, __,
- __, __, __, __, O_lt, __, O_gt, __,
- __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __,
- __, __, __,
-#ifdef NEED_INDEX_OPERATOR
- O_index,
-#else
- __,
-#endif
- __, __, O_bit_exclusive_or, __,
- __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __,
- __, __, __, __, O_bit_inclusive_or, __, __, __,
-
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __,
- __, __, __, __, __, __, __, __, __, __, __, __, __, __, __, __
-};
-
-
-/*
- * Rank Examples
- * 0 operand, (expression)
- * 1 ||
- * 2 &&
- * 3 = <> < <= >= >
- * 4 + -
- * 5 used for * / % in MRI mode
- * 6 & ^ ! |
- * 7 * / % << >>
- * 8 unary - unary ~
- */
-static operator_rankT op_rank[] =
-{
- 0, /* O_illegal */
- 0, /* O_absent */
- 0, /* O_constant */
- 0, /* O_symbol */
- 0, /* O_symbol_rva */
- 0, /* O_register */
- 0, /* O_bit */
- 9, /* O_uminus */
- 9, /* O_bit_not */
- 9, /* O_logical_not */
- 8, /* O_multiply */
- 8, /* O_divide */
- 8, /* O_modulus */
- 8, /* O_left_shift */
- 8, /* O_right_shift */
- 7, /* O_bit_inclusive_or */
- 7, /* O_bit_or_not */
- 7, /* O_bit_exclusive_or */
- 7, /* O_bit_and */
- 5, /* O_add */
- 5, /* O_subtract */
- 4, /* O_eq */
- 4, /* O_ne */
- 4, /* O_lt */
- 4, /* O_le */
- 4, /* O_ge */
- 4, /* O_gt */
- 3, /* O_logical_and */
- 2, /* O_logical_or */
- 1, /* O_index */
- 0, /* O_md1 */
- 0, /* O_md2 */
- 0, /* O_md3 */
- 0, /* O_md4 */
- 0, /* O_md5 */
- 0, /* O_md6 */
- 0, /* O_md7 */
- 0, /* O_md8 */
- 0, /* O_md9 */
- 0, /* O_md10 */
- 0, /* O_md11 */
- 0, /* O_md12 */
- 0, /* O_md13 */
- 0, /* O_md14 */
- 0, /* O_md15 */
- 0, /* O_md16 */
-};
-
-/* Unfortunately, in MRI mode for the m68k, multiplication and
- division have lower precedence than the bit wise operators. This
- function sets the operator precedences correctly for the current
- mode. Also, MRI uses a different bit_not operator, and this fixes
- that as well. */
-
-#define STANDARD_MUL_PRECEDENCE (7)
-#define MRI_MUL_PRECEDENCE (5)
-
-void
-expr_set_precedence ()
-{
- if (flag_m68k_mri)
- {
- op_rank[O_multiply] = MRI_MUL_PRECEDENCE;
- op_rank[O_divide] = MRI_MUL_PRECEDENCE;
- op_rank[O_modulus] = MRI_MUL_PRECEDENCE;
- }
- else
- {
- op_rank[O_multiply] = STANDARD_MUL_PRECEDENCE;
- op_rank[O_divide] = STANDARD_MUL_PRECEDENCE;
- op_rank[O_modulus] = STANDARD_MUL_PRECEDENCE;
- }
-}
-
-/* Initialize the expression parser. */
-
-void
-expr_begin ()
-{
- expr_set_precedence ();
-
- /* Verify that X_op field is wide enough. */
- {
- expressionS e;
- e.X_op = O_max;
- assert (e.X_op == O_max);
- }
-}
-
-/* Return the encoding for the operator at INPUT_LINE_POINTER.
- Advance INPUT_LINE_POINTER to the last character in the operator
- (i.e., don't change it for a single character operator). */
-
-static inline operatorT
-operator ()
-{
- int c;
- operatorT ret;
-
- c = *input_line_pointer & 0xff;
-
- switch (c)
- {
- default:
- return op_encoding[c];
-
- case '<':
- switch (input_line_pointer[1])
- {
- default:
- return op_encoding[c];
- case '<':
- ret = O_left_shift;
- break;
- case '>':
- ret = O_ne;
- break;
- case '=':
- ret = O_le;
- break;
- }
- ++input_line_pointer;
- return ret;
-
- case '=':
- if (input_line_pointer[1] != '=')
- return op_encoding[c];
-
- ++input_line_pointer;
- return O_eq;
-
- case '>':
- switch (input_line_pointer[1])
- {
- default:
- return op_encoding[c];
- case '>':
- ret = O_right_shift;
- break;
- case '=':
- ret = O_ge;
- break;
- }
- ++input_line_pointer;
- return ret;
-
- case '!':
- /* We accept !! as equivalent to ^ for MRI compatibility. */
- if (input_line_pointer[1] != '!')
- {
- if (flag_m68k_mri)
- return O_bit_inclusive_or;
- return op_encoding[c];
- }
- ++input_line_pointer;
- return O_bit_exclusive_or;
-
- case '|':
- if (input_line_pointer[1] != '|')
- return op_encoding[c];
-
- ++input_line_pointer;
- return O_logical_or;
-
- case '&':
- if (input_line_pointer[1] != '&')
- return op_encoding[c];
-
- ++input_line_pointer;
- return O_logical_and;
- }
-
- /*NOTREACHED*/
-}
-
-/* Parse an expression. */
-
-segT
-expr (rankarg, resultP)
- int rankarg; /* Larger # is higher rank. */
- expressionS *resultP; /* Deliver result here. */
-{
- operator_rankT rank = (operator_rankT) rankarg;
- segT retval;
- expressionS right;
- operatorT op_left;
- operatorT op_right;
-
- know (rank >= 0);
-
- retval = operand (resultP);
-
- know (*input_line_pointer != ' '); /* Operand() gobbles spaces. */
-
- op_left = operator ();
- while (op_left != O_illegal && op_rank[(int) op_left] > rank)
- {
- segT rightseg;
-
- input_line_pointer++; /*->after 1st character of operator. */
-
- rightseg = expr (op_rank[(int) op_left], &right);
- if (right.X_op == O_absent)
- {
- as_warn (_("missing operand; zero assumed"));
- right.X_op = O_constant;
- right.X_add_number = 0;
- right.X_add_symbol = NULL;
- right.X_op_symbol = NULL;
- }
-
- know (*input_line_pointer != ' ');
-
- if (op_left == O_index)
- {
- if (*input_line_pointer != ']')
- as_bad ("missing right bracket");
- else
- {
- ++input_line_pointer;
- SKIP_WHITESPACE ();
- }
- }
-
- if (retval == undefined_section)
- {
- if (SEG_NORMAL (rightseg))
- retval = rightseg;
- }
- else if (! SEG_NORMAL (retval))
- retval = rightseg;
- else if (SEG_NORMAL (rightseg)
- && retval != rightseg
-#ifdef DIFF_EXPR_OK
- && op_left != O_subtract
-#endif
- )
- as_bad (_("operation combines symbols in different segments"));
-
- op_right = operator ();
-
- know (op_right == O_illegal || op_rank[(int) op_right] <= op_rank[(int) op_left]);
- know ((int) op_left >= (int) O_multiply
- && (int) op_left <= (int) O_logical_or);
-
- /* input_line_pointer->after right-hand quantity. */
- /* left-hand quantity in resultP */
- /* right-hand quantity in right. */
- /* operator in op_left. */
-
- if (resultP->X_op == O_big)
- {
- if (resultP->X_add_number > 0)
- as_warn (_("left operand is a bignum; integer 0 assumed"));
- else
- as_warn (_("left operand is a float; integer 0 assumed"));
- resultP->X_op = O_constant;
- resultP->X_add_number = 0;
- resultP->X_add_symbol = NULL;
- resultP->X_op_symbol = NULL;
- }
- if (right.X_op == O_big)
- {
- if (right.X_add_number > 0)
- as_warn (_("right operand is a bignum; integer 0 assumed"));
- else
- as_warn (_("right operand is a float; integer 0 assumed"));
- right.X_op = O_constant;
- right.X_add_number = 0;
- right.X_add_symbol = NULL;
- right.X_op_symbol = NULL;
- }
-
- /* Optimize common cases. */
- if (op_left == O_add && right.X_op == O_constant)
- {
- /* X + constant. */
- resultP->X_add_number += right.X_add_number;
- }
- /* This case comes up in PIC code. */
- else if (op_left == O_subtract
- && right.X_op == O_symbol
- && resultP->X_op == O_symbol
- && (symbol_get_frag (right.X_add_symbol)
- == symbol_get_frag (resultP->X_add_symbol))
- && SEG_NORMAL (S_GET_SEGMENT (right.X_add_symbol)))
-
- {
- resultP->X_add_number -= right.X_add_number;
- resultP->X_add_number += (S_GET_VALUE (resultP->X_add_symbol)
- - S_GET_VALUE (right.X_add_symbol));
- resultP->X_op = O_constant;
- resultP->X_add_symbol = 0;
- }
- else if (op_left == O_subtract && right.X_op == O_constant)
- {
- /* X - constant. */
- resultP->X_add_number -= right.X_add_number;
- }
- else if (op_left == O_add && resultP->X_op == O_constant)
- {
- /* Constant + X. */
- resultP->X_op = right.X_op;
- resultP->X_add_symbol = right.X_add_symbol;
- resultP->X_op_symbol = right.X_op_symbol;
- resultP->X_add_number += right.X_add_number;
- retval = rightseg;
- }
- else if (resultP->X_op == O_constant && right.X_op == O_constant)
- {
- /* Constant OP constant. */
- offsetT v = right.X_add_number;
- if (v == 0 && (op_left == O_divide || op_left == O_modulus))
- {
- as_warn (_("division by zero"));
- v = 1;
- }
- switch (op_left)
- {
- default: abort ();
- case O_multiply: resultP->X_add_number *= v; break;
- case O_divide: resultP->X_add_number /= v; break;
- case O_modulus: resultP->X_add_number %= v; break;
- case O_left_shift: resultP->X_add_number <<= v; break;
- case O_right_shift:
- /* We always use unsigned shifts, to avoid relying on
- characteristics of the compiler used to compile gas. */
- resultP->X_add_number =
- (offsetT) ((valueT) resultP->X_add_number >> (valueT) v);
- break;
- case O_bit_inclusive_or: resultP->X_add_number |= v; break;
- case O_bit_or_not: resultP->X_add_number |= ~v; break;
- case O_bit_exclusive_or: resultP->X_add_number ^= v; break;
- case O_bit_and: resultP->X_add_number &= v; break;
- case O_add: resultP->X_add_number += v; break;
- case O_subtract: resultP->X_add_number -= v; break;
- case O_eq:
- resultP->X_add_number =
- resultP->X_add_number == v ? ~ (offsetT) 0 : 0;
- break;
- case O_ne:
- resultP->X_add_number =
- resultP->X_add_number != v ? ~ (offsetT) 0 : 0;
- break;
- case O_lt:
- resultP->X_add_number =
- resultP->X_add_number < v ? ~ (offsetT) 0 : 0;
- break;
- case O_le:
- resultP->X_add_number =
- resultP->X_add_number <= v ? ~ (offsetT) 0 : 0;
- break;
- case O_ge:
- resultP->X_add_number =
- resultP->X_add_number >= v ? ~ (offsetT) 0 : 0;
- break;
- case O_gt:
- resultP->X_add_number =
- resultP->X_add_number > v ? ~ (offsetT) 0 : 0;
- break;
- case O_logical_and:
- resultP->X_add_number = resultP->X_add_number && v;
- break;
- case O_logical_or:
- resultP->X_add_number = resultP->X_add_number || v;
- break;
- }
- }
- else if (resultP->X_op == O_symbol
- && right.X_op == O_symbol
- && (op_left == O_add
- || op_left == O_subtract
- || (resultP->X_add_number == 0
- && right.X_add_number == 0)))
- {
- /* Symbol OP symbol. */
- resultP->X_op = op_left;
- resultP->X_op_symbol = right.X_add_symbol;
- if (op_left == O_add)
- resultP->X_add_number += right.X_add_number;
- else if (op_left == O_subtract)
- resultP->X_add_number -= right.X_add_number;
- }
- else
- {
- /* The general case. */
- resultP->X_add_symbol = make_expr_symbol (resultP);
- resultP->X_op_symbol = make_expr_symbol (&right);
- resultP->X_op = op_left;
- resultP->X_add_number = 0;
- resultP->X_unsigned = 1;
- }
-
- op_left = op_right;
- } /* While next operator is >= this rank. */
-
- /* The PA port needs this information. */
- if (resultP->X_add_symbol)
- symbol_mark_used (resultP->X_add_symbol);
-
- return resultP->X_op == O_constant ? absolute_section : retval;
-}
-
-/*
- * get_symbol_end()
- *
- * This lives here because it belongs equally in expr.c & read.c.
- * Expr.c is just a branch office read.c anyway, and putting it
- * here lessens the crowd at read.c.
- *
- * Assume input_line_pointer is at start of symbol name.
- * Advance input_line_pointer past symbol name.
- * Turn that character into a '\0', returning its former value.
- * This allows a string compare (RMS wants symbol names to be strings)
- * of the symbol name.
- * There will always be a char following symbol name, because all good
- * lines end in end-of-line.
- */
-char
-get_symbol_end ()
-{
- char c;
-
- /* We accept \001 in a name in case this is being called with a
- constructed string. */
- if (is_name_beginner (c = *input_line_pointer++) || c == '\001')
- {
- while (is_part_of_name (c = *input_line_pointer++)
- || c == '\001')
- ;
- if (is_name_ender (c))
- c = *input_line_pointer++;
- }
- *--input_line_pointer = 0;
- return (c);
-}
-
-
-unsigned int
-get_single_number ()
-{
- expressionS exp;
- operand (&exp);
- return exp.X_add_number;
-
-}
-
-/* end of expr.c */