* paread.c (pa_symtab_read): Change comments to say ignoring
labels really should be handled by the assembler/compiler. * Makefile.in: Add -O to CXXFLAGS. * TODO: Expand comments on fast watchpoints.
This commit is contained in:
Jim Kingdon
parent
58cf370c11
commit
3fd4045fdb
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@ -1,3 +1,12 @@
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Mon Nov 1 09:40:21 1993 Jim Kingdon (kingdon@lioth.cygnus.com)
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* paread.c (pa_symtab_read): Change comments to say ignoring
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labels really should be handled by the assembler/compiler.
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* Makefile.in: Add -O to CXXFLAGS.
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* TODO: Expand comments on fast watchpoints.
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Sun Oct 31 19:45:06 1993 Jeffrey A. Law (law@snake.cs.utah.edu)
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* paread.c (pa_symtab_read): Also filter out local symbols
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@ -51,6 +51,9 @@ AR = ar
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AR_FLAGS = qv
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RANLIB = ranlib
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M_INSTALL=@:
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M_UNINSTALL=@:
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# Flags that describe where you can find the termcap library.
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# This can be overridden in the host Makefile fragment file.
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TERMCAP = -ltermcap
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@ -141,8 +144,10 @@ GLOBAL_CFLAGS = $(MT_CFLAGS) $(MH_CFLAGS)
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# when running make. I.E. "make CFLAGS=-Wmissing-prototypes".
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CFLAGS = -g
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# Need to pass this to testsuite for "make check"
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CXXFLAGS = -g
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# Need to pass this to testsuite for "make check". Probably should be
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# consistent with top-level Makefile.in and gdb/testsuite/Makefile.in
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# so "make check" has the same result no matter where it is run.
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CXXFLAGS = -g -O
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# INTERNAL_CFLAGS is the aggregate of all other *CFLAGS macros.
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INTERNAL_CFLAGS = $(CFLAGS) $(GLOBAL_CFLAGS) $(PROFILE_CFLAGS) \
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@ -841,11 +846,11 @@ ALLDEPFILES = 29k-share/udi/udip2soc.c 29k-share/udi/udr.c \
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go32-xdep.c gould-pinsn.c gould-xdep.c h8300-tdep.c h8500-tdep.c \
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hp300ux-nat.c hppa-pinsn.c hppa-tdep.c hppab-nat.c hppah-nat.c \
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i386-pinsn.c i386-tdep.c i386b-nat.c i386mach-nat.c i386v-nat.c \
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i386aix-nat.c i386m3-nat.c i386v4-nat.c i386lynx-nat.c i386ly-tdep.c \
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i386aix-nat.c i386m3-nat.c i386v4-nat.c i386ly-nat.c i386ly-tdep.c \
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i387-tdep.c \
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i960-pinsn.c i960-tdep.c \
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infptrace.c inftarg.c irix4-nat.c isi-xdep.c m3-nat.c \
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m68k-pinsn.c m68k-tdep.c \
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m68k-pinsn.c m68k-tdep.c m68kly-nat.c \
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m88k-nat.c m88k-pinsn.c m88k-tdep.c mips-nat.c mips-pinsn.c \
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mips-tdep.c mipsm3-nat.c news-xdep.c \
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nindy-share/Onindy.c nindy-share/nindy.c \
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@ -858,8 +863,9 @@ ALLDEPFILES = 29k-share/udi/udip2soc.c 29k-share/udi/udr.c \
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remote-st.c remote-utils.c dcache.c \
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remote-udi.c remote-vx.c remote-z8k.c rs6000-nat.c rs6000-pinsn.c \
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rs6000-tdep.c ser-go32.c ser-tcp.c sh-tdep.c solib.c sparc-nat.c \
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sparc-pinsn.c sparc-tdep.c sun3-nat.c sun386-nat.c symm-tdep.c \
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symm-nat.c tahoe-pinsn.c ultra3-nat.c ultra3-xdep.c umax-xdep.c \
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sparc-pinsn.c sparc-tdep.c sparcly-nat.c sun3-nat.c sun386-nat.c \
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symm-tdep.c symm-nat.c \
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tahoe-pinsn.c ultra3-nat.c ultra3-xdep.c umax-xdep.c \
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vax-pinsn.c \
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vx-share/xdr_ld.c vx-share/xdr_ptrace.c vx-share/xdr_rdb.c \
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xcoffexec.c xcoffread.c xcoffsolib.c z8k-tdep.c
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@ -971,6 +977,7 @@ ALLCONFIG = config/a29k/a29k-kern.mt config/a29k/a29k-udi.mt \
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config/m68k/es1800.mt config/m68k/hp300bsd.mh \
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config/m68k/hp300bsd.mt config/m68k/hp300hpux.mh \
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config/m68k/hp300hpux.mt config/m68k/isi.mh config/m68k/isi.mt \
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config/m68k/m68klynx.mh config/m68k/m68klynx.mt \
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config/m68k/m68k-em.mt \
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config/m68k/monitor.mt \
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config/m68k/news.mh config/m68k/news.mt config/m68k/news1000.mh \
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@ -993,6 +1000,7 @@ ALLCONFIG = config/a29k/a29k-kern.mt config/a29k/a29k-udi.mt \
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config/pa/hppahpux.mt config/pyr/pyramid.mh config/pyr/pyramid.mt \
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config/romp/rtbsd.mh config/rs6000/rs6000.mh config/rs6000/rs6000.mt \
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config/sh/sh.mt config/sparc/sparc-em.mt config/sparc/sparclite.mt \
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config/sparc/sparclynx.mh config/sparc/sparclynx.mt \
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config/sparc/sun4os4.mh config/sparc/sun4os4.mt \
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config/sparc/sun4sol2.mh config/sparc/sun4sol2.mt \
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config/sparc/vxsparc.mt config/tahoe/tahoe.mh config/tahoe/tahoe.mt \
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@ -1144,7 +1152,7 @@ hppah-nat.o: hppah-nat.c $(bfd_h) $(defs_h) $(inferior_h) target.h
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i386-pinsn.o: i386-pinsn.c $(bfd_h) $(dis-asm_h) $(defs_h)
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i386-tdep.o: i386-tdep.c $(defs_h) $(gdbcore_h) $(inferior_h) target.h
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i386b-nat.o: i386b-nat.c $(defs_h)
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i386lynx-nat.o: i386lynx-nat.c $(defs_h) $(frame_h) $(inferior_h) target.h
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i386ly-nat.o: i386ly-nat.c $(defs_h) $(frame_h) $(inferior_h) target.h
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i386ly-tdep.o: i386ly-tdep.c $(defs_h) $(inferior_h) target.h
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i386mach-nat.o: i386mach-nat.c $(defs_h) $(gdbcore_h) $(inferior_h)
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@ -1194,6 +1202,7 @@ m2-valprint.o: m2-valprint.c $(defs_h) $(gdbtypes_h) $(symtab_h) \
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m68k-pinsn.o: m68k-pinsn.c $(bfd_h) $(dis-asm_h) $(defs_h)
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m68k-tdep.o: m68k-tdep.c $(defs_h) $(frame_h) $(symtab_h)
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m68kly-nat.o: m68kly-nat.c $(defs_h) $(frame_h) $(inferior_h) target.h
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m88k-nat.o: m88k-nat.c $(defs_h) $(gdbcore_h) $(inferior_h)
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m88k-pinsn.o: m88k-pinsn.c $(defs_h) $(symtab_h)
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m88k-tdep.o: m88k-tdep.c $(defs_h) $(gdbcore_h) $(inferior_h)
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@ -1351,6 +1360,8 @@ sparc-pinsn.o: sparc-pinsn.c $(bfd_h) $(dis-asm_h) $(defs_h)
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sparc-tdep.o: sparc-tdep.c $(ieee-float_h) $(defs_h) $(gdbcore_h) \
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$(inferior_h) objfiles.h symfile.h target.h
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sparcly-nat.o: sparcly-nat.c $(bfd_h) $(defs_h) $(inferior_h) target.h
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stabsread.o: stabsread.c $(bfd_h) $(INCLUDE_DIR)/aout/stab.def \
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$(INCLUDE_DIR)/aout/stab_gnu.h buildsym.h complaints.h $(defs_h) \
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$(gdbtypes_h) objfiles.h stabsread.h symfile.h $(symtab_h)
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11
gdb/TODO
11
gdb/TODO
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@ -81,7 +81,16 @@ breakpoints that don't have to be removed to step over them.
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Speed up watchpoints by using debug registers, page table diddling (on
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SunOS4, can call mprotect() in the inferior; on other machines can do
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something simpler), etc.
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something simpler), etc. Note that you need to detect a
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"fast-watchable expression" (i.e., if watching "*p", then either a
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change to the address pointed to by p or a change to p itself which
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causes the value of *p to change, is a watchpoint hit). It is
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possible we will also someday want extensions which are
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lower-level--"read from these addresses", "write to these addresses",
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etc., but there is no consensus about just how important these are and
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exactly what form they would take. There is a consensus that the
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existing watchpoint semantics should use hardware assists when
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available.
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Update gdbint.texinfo to include doc on the directory structure and
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the various tricks of building gdb.
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12
gdb/paread.c
12
gdb/paread.c
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@ -182,11 +182,13 @@ pa_symtab_read (abfd, addr, objfile)
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bufp->symbol_value &= ~0x3; /* clear out permission bits */
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check_strange_names:
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/* GAS leaves symbols with the prefixes "LS$", "LBB$",
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and "LBE$" in .o files after assembling. And thus
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they appear in the final executable. This can
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cause problems if these special symbols have the
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same value as real symbols. So ignore them. Also "LC$". */
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/* GAS leaves labels in .o files after assembling. At
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least labels starting with "LS$", "LBB$", "LBE$",
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"LC$", and "L$" can happen. This should be fixed in
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the assembler and/or compiler, to save space in the
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executable (and because having GDB make gross
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distinctions based on the name is kind of ugly), but
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until then, just ignore them. */
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if (*symname == 'L'
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&& (symname[1] == '$' || symname[2] == '$'
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|| symname[3] == '$'))
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