set_inuse_bit_at_offset, clear_inuse_bit_at_offset, set_foot):
Define in terms of chunk_at_offset.
(inuse, set_inuse, clear_inuse): Define in terms of next_chunk.
(next_bin, prev_bin): offset by size of real array elements.
(chunk_align): Make `m' a scalar, since that's how it's used.
* malloc/malloc.c (next_chunk, prev_chunk, inuse_bit_at_offset,
set_inuse_bit_at_offset, clear_inuse_bit_at_offset, set_foot):
Define in terms of chunk_at_offset.
(inuse, set_inuse, clear_inuse): Define in terms of next_chunk.
(next_bin, prev_bin): offset by size of real array elements.
(chunk_align): Make `m' a scalar, since that's how it's used.
2000-07-21 Greg McGary <greg@mcgary.org>
* sysdeps/powerpc/bits/setjmp.h (JB_SIZE): New constant.
* sysdeps/powerpc/elf/libc-start.c (__libc_start_main):
Wrap bounds around argv & envp and each of their string members.
* sysdeps/powerpc/elf/start.S: Designate BP symbols.
* sysdeps/unix/sysv/linux/powerpc/brk.S: Wrap entry-point
symbol in BP_SYM (). Discard bounds of address arg.
* sysdeps/unix/sysv/linux/powerpc/clone.S: Likewise.
* sysdeps/unix/sysv/linux/powerpc/mmap64.c (__mmap64):
Discard bounds on address arg, add bounds to return value.
2000-07-21 Greg McGary <greg@mcgary.org>
* sysdeps/powerpc/bp-asm.h (DISCARD_BOUNDS): Rename from UNCHECK_BOUNDS.
* sysdeps/powerpc/bits/setjmp.h (JB_SIZE): New constant.
* sysdeps/powerpc/elf/libc-start.c (__libc_start_main):
Wrap bounds around argv & envp and each of their string members.
* sysdeps/powerpc/elf/start.S: Designate BP symbols.
* sysdeps/unix/sysv/linux/powerpc/brk.S: Wrap entry-point
symbol in BP_SYM (). Discard bounds of address arg.
* sysdeps/unix/sysv/linux/powerpc/clone.S: Likewise.
* sysdeps/unix/sysv/linux/powerpc/mmap64.c (__mmap64):
Discard bounds on address arg, add bounds to return value.
(profile_fixup): Don't define for __BOUNDED_POINTERS__.
* sysdeps/i386/dl-machine.h: Don't use regparm attribute for
__BOUNDED_POINTERS__.
(ELF_MACHINE_RUNTIME_TRAMPOLINE): Use non-regparm version
for __BOUNDED_POINTERS__.
* iconv/gconv_trans.c: Add #include <stdlib.h> to get malloc decl.
* elf/dl-runtime.c (fixup): Trampoline passes unbounded pointer.
(profile_fixup): Don't define for __BOUNDED_POINTERS__.
* sysdeps/i386/dl-machine.h: Don't use regparm attribute for
__BOUNDED_POINTERS__.
(ELF_MACHINE_RUNTIME_TRAMPOLINE): Use non-regparm version
for __BOUNDED_POINTERS__.
* string/Makefile (o-objects.ob): Add variable to pull
unbounded versions of memcpy, memset and memchr into libc_b.
* Makerules (o-objects): Supplement with $(o-objects$o).
* string/Makefile (o-objects.ob): Add variable to pull
unbounded versions of memcpy, memset and memchr into libc_b.
keyletters F, I, S, W. Remove unused keyletter V. Surround
signature argnames with angle-brackets for use as word delimiters,
and to induce syntax errors for any args not handled. Split
multi-echo echoes and comment each stage.
* sysdeps/unix/common/syscalls.list: Refine & correct signatures.
* sysdeps/unix/inet/syscalls.list: Likewise.
* sysdeps/unix/mman/syscalls.list: Likewise.
* sysdeps/unix/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/syscalls.list: Likewise.
* sysdeps/unix/sysv/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list
2000-07-17 Greg McGary <greg@mcgary.org>
* sysdeps/unix/make-syscalls.sh: Handle new arg signature
keyletters F, I, S, W. Remove unused keyletter V. Surround
signature argnames with angle-brackets for use as word delimiters,
and to induce syntax errors for any args not handled. Split
multi-echo echoes and comment each stage.
* sysdeps/unix/common/syscalls.list: Refine & correct signatures.
* sysdeps/unix/inet/syscalls.list: Likewise.
* sysdeps/unix/mman/syscalls.list: Likewise.
* sysdeps/unix/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/syscalls.list: Likewise.
* sysdeps/unix/sysv/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list
Add extra level of macro expansion.
[!__ASSEMBLER__ && HAVE_WEAK_SYMBOLS] (weak_alias): nLikewise.
* sysdeps/generic/bp-thunks.h: Ensure `struct timeval' definition
is available at the time `select' prototype is declared.
* sysdeps/unix/make-syscalls.sh: Remove unused variables.
Collect non-versioned weak aliases. Consider only non-versioned
aliases for the user-visible systemcall name. Do checks inline with
call to primitive system call.
* sysdeps/unix/sysv/linux/ptrace.c (ptrace): Add void cast to
stand-alone bounds checks to suppress unused value warnings.
* sysdeps/unix/sysv/linux/sysctl.c (__sysctl): Likewise.
2000-07-11 Greg McGary <greg@mcgary.org>
* include/libc-symbols.h [!__ASSEMBLER__] (strong_alias):
Add extra level of macro expansion.
[!__ASSEMBLER__ && HAVE_WEAK_SYMBOLS] (weak_alias): nLikewise.
* sysdeps/generic/bp-thunks.h: Ensure `struct timeval' definition
is available at the time `select' prototype is declared.
* sysdeps/unix/make-syscalls.sh: Remove unused variables.
Collect non-versioned weak aliases. Consider only non-versioned
aliases for the user-visible systemcall name. Do checks inline with
call to primitive system call.
* sysdeps/unix/sysv/linux/ptrace.c (ptrace): Add void cast to
stand-alone bounds checks to suppress unused value warnings.
* sysdeps/unix/sysv/linux/sysctl.c (__sysctl): Likewise.
have no names without leading underscores.
2000-07-07 Greg McGary <greg@mcgary.org>
* sysdeps/unix/make-syscalls.sh: Tolerate syscalls that
have no names without leading underscores.
Move all three components of a bounded pointer.
2000-07-07 Greg McGary <greg@mcgary.org>
* posix/regex.c (EXTEND_BUFFER): Compute increment once.
Move all three components of a bounded pointer.
* sysdeps/generic/bp-thunks.h: Replace generic thunk definitions
with list of #include files.
* sysdeps/unix/make-syscalls.sh: Handle new arg signature
keyletters a, b, B, f, n, N, P, v, V. Fixup some indentation.
Don't generate BP thunk if `V' appears in signature.
Generate thunks with complete bounds checks.
* sysdeps/unix/syscalls.list: Refine signatures using new keyletters.
* sysdeps/unix/inet/syscalls.list: Likewise.
* sysdeps/unix/mman/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Likewise.
2000-07-05 Greg McGary <greg@mcgary.org>
* sysdeps/generic/bp-checks.h: New file.
* sysdeps/generic/bp-thunks.h: Replace generic thunk definitions
with list of #include files.
* sysdeps/unix/make-syscalls.sh: Handle new arg signature
keyletters a, b, B, f, n, N, P, v, V. Fixup some indentation.
Don't generate BP thunk if `V' appears in signature.
Generate thunks with complete bounds checks.
* sysdeps/unix/syscalls.list: Refine signatures using new keyletters.
* sysdeps/unix/inet/syscalls.list: Likewise.
* sysdeps/unix/mman/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/ia64/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/mips/syscalls.list: Likewise.
* sysdeps/unix/sysv/linux/powerpc/syscalls.list: Likewise.
pragmas. Include bp-sym.h only if _LIBC.
2000-07-04 Greg McGary <greg@mcgary.org>
* sysdeps/pthread/bits/libc-lock.h: Remove BP_SYM from
pragmas. Include bp-sym.h only if _LIBC.
* libio/libioP.h (_IO_ITER): Revert to type _IO_FILE*.
(FILEBUF_LITERAL): Add cast for CHAIN init.
* libio/genops.c (_IO_un_link, _IO_link_in, _IO_iter_begin): Add casts.
(_IO_flush_all, _IO_flush_all_linebuffered, _IO_unbuffer_write):
Revert type of `fp' to _IO_FILE*.
(_IO_iter_file): Remove cast.
(_IO_iter_next): Elide intermediate member reference.
* libio/libio.h (_IO_FILE): Revert type of _chain to _IO_FILE*.
* libio/libioP.h (_IO_ITER): Revert to type _IO_FILE*.
(FILEBUF_LITERAL): Add cast for CHAIN init.
* libio/genops.c (_IO_un_link, _IO_link_in, _IO_iter_begin): Add casts.
(_IO_flush_all, _IO_flush_all_linebuffered, _IO_unbuffer_write):
Revert type of `fp' to _IO_FILE*.
(_IO_iter_file): Remove cast.
(_IO_iter_next): Elide intermediate member reference.
Line up operands column with tabs.
2000-06-30 Greg McGary <greg@mcgary.org>
* sysdeps/powerpc/stpcpy.S: Define & use symbolic register names.
Line up operands column with tabs.
* sysdeps/unix/make-syscalls.sh: Handle signatures of
length 7..9, just in case...
* misc/sys/cdefs.h (__ptrvalue): Define as nothing for non-BP.
* sysdeps/generic/libc-start.c (__libc_stack_end): Chop __unbounded.
* sysdeps/unix/make-syscalls.sh: Handle signatures of
length 7..9, just in case...
* misc/sys/cdefs.h (__ptrvalue): Define as nothing for non-BP.
pthread functions that have pointers in their return+arg signatures.
2000-06-28 Greg McGary <greg@mcgary.org>
* weaks.c: Wrap BP_SYM () around weak extern declarations of
pthread functions that have pointers in their return+arg signatures.
* sysdeps/pthread/bits/libc-lock.h: Wrap BP_SYM () around weak
extern declarations of pthread functions that have pointers in
their return+arg signatures.
* include/libc-symbols.h (weak_extern): Add extra level of expansion.
(symbol_version, default_symbol_version): Factor redundant
definitions out of conditional.
* linuxthreads/sysdeps/pthread/bits/libc-lock.h:
Wrap BP_SYM () around weak extern declarations of pthread
functions that have pointers in their return+arg signatures.
2000-06-27 Greg McGary <greg@mcgary.org>
* elf/dl-open.c (_dl_sysdep_start): Wrap weak_extern decl in BP_SYM ().
* include/libc-symbols.h (weak_extern): Add extra level of expansion.
(symbol_version, default_symbol_version): Factor redundant
definitions out of conditional.
* linuxthreads/sysdeps/pthread/bits/libc-lock.h:
Wrap BP_SYM () around weak extern declarations of pthread
functions that have pointers in their return+arg signatures.
* sysdeps/unix/i386/sysdep.S (syscall_error): Push & pop space
for BP return value & push implicit struct-return pointer to
__errno_location.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Likewise.
(SYSCALL_ERROR_HANDLER): Likewise.
* sysdeps/unix/sysv/linux/i386/i686/sysdep.h
(SYSCALL_ERROR_HANDLER): Likewise.
* sysdeps/i386/bp-asm.h (POP_ERRNO_LOCATION_RETURN): Fold insns.
* sysdeps/unix/i386/sysdep.S (syscall_error): Push & pop space
for BP return value & push implicit struct-return pointer to
__errno_location.
* sysdeps/unix/sysv/linux/i386/sysdep.h: Likewise.
(SYSCALL_ERROR_HANDLER): Likewise.
* sysdeps/unix/sysv/linux/i386/i686/sysdep.h
(SYSCALL_ERROR_HANDLER): Likewise.
* Makeconfig (CPPFLAGS-.ob): Pass -fbounded-pointers
for all files *.[cS].
* csu/Makefile (extra-objs, omit-deps, install-lib): Add
BP-flavored startup object.
($(objpfx)b$(start-installed-name)): New rule.
* include/libc-symbols.h (symbol_set_declare): Change type
of `__start_##set' and `__stop_##set' to pointer-to-function.
(symbol_set_declare): Change type of `set' to array of
pointer-to-function.
* include/set-hooks.h (RUN_HOOK): Change type of `ptr' to
pointer-to-function.
* Makeconfig: Add missing comment.
* csu/Makefile (extra-objs, omit-deps, install-lib): Add
BP-flavored startup object.
($(objpfx)b$(start-installed-name)): New rule.
* include/libc-symbols.h (symbol_set_declare): Change type
of `__start_##set' and `__stop_##set' to pointer-to-function.
(symbol_set_declare): Change type of `set' to array of
pointer-to-function.
* include/set-hooks.h (RUN_HOOK): Change type of `ptr' to
pointer-to-function.
Use C comments throughout. Line up operands column with tabs.
* sysdeps/powerpc/strchr.S: Likewise.
* sysdeps/powerpc/strcmp.S: Likewise.
* sysdeps/powerpc/strcpy.S: Likewise.
* sysdeps/powerpc/strlen.S: Likewise.
* sysdeps/powerpc/memset.S: Define & use symbolic register names.
Use C comments throughout. Line up operands column with tabs.
* sysdeps/powerpc/strchr.S: Likewise.
* sysdeps/powerpc/strcmp.S: Likewise.
* sysdeps/powerpc/strcpy.S: Likewise.
* sysdeps/powerpc/strlen.S: Likewise.
Get low part of &__curbrk with @l.
2000-06-06 Greg McGary <greg@mcgary.org>
* sysdeps/unix/sysv/linux/powerpc/brk.S [!PIC]:
Get low part of &__curbrk with @l.
Greg McGary