* syscalls.c (_write): Validate that write buffer is accessible for reading,
not writing.
* winsup.h: Declare new function, increase regparmization of check_* functions.
2001-10-17 Chris Demetriou <cgd@broadcom.com>
* gas/mips/mips.exp (sb1-ext-ps): New test to test
SB-1 core's paired-single extensions to the MIPS64 ISA.
* gas/mips/sb1-ext-ps.d: New file.
* gas/mips/sb1-ext-ps.s: New file.
[include/opcode/ChangeLog]
2001-10-17 Chris Demetriou <cgd@broadcom.com>
* mips.h (INSN_SB1): New cpu-specific instruction bit.
(OPCODE_IS_MEMBER): Allow instructions matching INSN_SB1
if cpu is CPU_SB1.
[opcodes/ChangeLog]
2001-10-17 Chris Demetriou <cgd@broadcom.com>
* mips-dis.c (mips_isa_type): Make the ISA used to disassemble
SB-1 binaries include instructions specific to the SB-1.
* mips-opc.c (SB1): New definition.
(mips_builtin_opcodes): Add SB-1 extension opcodes "div.ps",
"recip.ps", "rsqrt.ps", and "sqrt.ps".
code since no Win32 device names are used anymore.
* fhandler_tape.cc (fhandler_dev_tape::tape_set_blocksize): Allow
0 as blocksize to indicate variable blocksize.
* path.cc (win32_device_name): Generate NT internal device names
using upper/lower case names for readability.
Generate \DosDevices\<letter>: device name for mount table
compatibility devices.
EOTWarningZoneSize in get->mt_eotwarningzonesize.
* include/cygwin/mtio.h: Define DEFTAPE.
(struct mtget): Add member `mt_eotwarningzonesize'. Add a comment.
* include/cygwin/version.h: Bump API minor version to 47.
* fhandler.h (fhandler_dev_raw::get_unit): New method.
(fhandler_dev_tape::norewind): Eliminate.
(fhandler_dev_tape::is_rewind_device): New method.
* fhandler_raw.cc (fhandler_dev_raw::open): Open new
fixed device name devices using NT internal method.
Keep calling fhandler_base::open() for old mount table
device mapping compatibility devices.
(fhandler_dev_raw::fstat): Eliminate. Settings are done
by fhandler_base::fstat() already.
* fhandler_tape.cc: Remove `norewind' usage throughout.
* ntdll.h: Define FILE_SYNCHRONOUS_IO_NONALERT.
Define struct _IO_STATUS_BLOCK.
Declare NtOpenFile().
* path.cc (get_raw_device_number): Add new approach for
using fixed device names.
(win32_device_name): Ditto.
(get_device_number): Ditto. Require POSIX path to begin
with "/dev/".
(mount_info::conv_to_win32_path): Call win32_device_name()
instead of get_device_number() after evaluating mount points
to allow changing the win32 destination path again.
* security.cc (str2buf2uni): Remove `static' to be able to
call function from fhandler_dev_raw::open().
* wincap.cc: Set flag has_raw_devices appropriately.
* wincap.h: Add flag has_raw_devices.
debugging.
(__set_errno): Declare when DEBUGGING.
* cygheap.h (cygheap_fdget::cygheap_fdget): Add a flag to control when errno is
set.
* debug.cc (__set_errno): New function.
* fcntl.cc (_fcntl): Fix so that correct fd is used for second argument to
dup2.
* syscalls.cc (_cygwin_istext_for_stdio): Don't set errno here when using
cygheap_fdget.
winsock.
* fhandler.cc (fhandler_base::set_inheritance): Make debugging output more
verbose.
* fhandler_socket.cc (fhandler_socket::fixup_after_fork): Force loading of
winsock32 if winsock2 not available.
* net.cc (set_socket_inheritance): Use DuplicateHandle in all cases to set
inheritance correctly.
(fdsock): Use winsock2_active macro to determine when to set socket
inheritance. Remove fdtab resource locking since this function should already
be protected.
(cygwin_accept): Simplify logic. Ensure that fdtab unlock is not called
inappropriately.
(cygwin_rcmd): Use fdtab locking.
(cygwin_rresvport): Ditto.
(cygwin_rexec): Ditto.
* select.cc (peek_socket): Set errno appropriately if winsock select fails.
* winsup.h: Declare check_pty_fds.
* syscalls.cc (check_pty_fds): Rename from check_ttys_fds. Also check pty
master.
(setsid): Use check_pty_fds.
* dtable.cc (dtable::dec_console_fds): Add check on pty fds.
SNDCTL_DSP_GETBLKSIZE operation. Remove obsolete 'name' arg from fhandler_*
constructors throughout.
* winsup.h (winsock_active): New macro.
(winsock2_active): Ditto.
* autoload.cc (wsock_init): Use new macros to decide if winsock or winsock2 is
loaded.
(nonexist_wsock32): Dummy function to force winsock load.
(nonexist_ws2_32): Dummy function to force winsock2 load.
* fhandler.h (fhandler_socket::fstat): Declare new method. Currently unused.
* fhandler_socket.cc (fhandler_socket::fixup_before_fork_exec): Check that
winsock2 is active before trying WSADuplicateSocketA.
(fhandler_socket::fixup_after_fork): Add extra check for winsock2_active.
Otherwise use iffy procedures for Windows 95.
(fhandler_socket::fixup_after_exec): Add debugging.
(fhandler_socket::dup): Add debugging.
(fhandler_socket::fstat): New method.
(fhandler_socket::set_close_on_exec): Attempt to perform iffy stuff on Windows
95.
* errno.cc (_sys_nerr): Work around compiler strangeness.
* pinfo.cc (winpids::add): Add extra element at end of allocated array for
setting to NULL.
(winpids::enumNT): Ditto.
(winpids::init): Don't modify pidlist if it hasn't been allocated
(possibly due to malloc problem).
* config/tc-ppc.c (md_parse_option): New -m7410, -m7450 and -m7455
flags, equivalent to -m7400. New -maltivec to enable AltiVec
instructions. New -mbook64 and -mbooke/-mbooke32 flags to enable
64-bit and 32-bit BookE support, respectively. Change -m403 and
-m405 to set PPC403 option.
(md_show_usage): Adjust for new options.
* doc/all.texi: Set PPC.
* doc/as.texinfo: Add PPC support and pull in c-ppc.texi.
* doc/c-ppc.texi: New file.
* doc/Makefile.am (CPU_DOCS): Add c-ppc.texi.
* doc/Makefile.in: Regenerate.
[gas/testsuite/ChangeLog]
* gas/ppc/booke.s: New test for Motorola BookE.
* gas/ppc/booke.d: New file.
* gas/ppc/ppc.exp: Test booke.s.
[include/opcode/ChangeLog]
* ppc.h (PPC_OPCODE_BOOKE, PPC_OPCODE_403): New opcode flags for
BookE and PowerPC403 instructions.
[opcodes/ChangeLog]
* ppc-opc.c (insert_de, extract_de, insert_des, extract_des): New
instruction field instruction/extraction functions for new BookE
DE form instructions.
(CT): New macro for CT field in an X form instruction.
(DE, DES, DEO, DE_MASK): New macros for DE/DES fields in DE form
instructions.
(PPC64): Don't include PPC_OPCODE_PPC.
(403): New opcode macro for PPC403 processors.
(BOOKE): New opcode macro for BookE processors.
(bce, bcel, bcea, bcela, bclre, bclrel: New BookE instructions.
(bcctre, bcctrel, be, bel, bea, bela, icbt, icbte, lwzxe): Likewise.
(dcbste, lwzuxe, luxe, dcbfe, lbzxe, lwarxe, lbzuxe): Likewise.
(stwcxe, stwxe, stxe, stwuxe, stuxe, stbxe, dcbtste, stbuxe): Likewise.
(mfapidi, dcbte, lhzxe, lhzuxe, lhaxe, lhauxe, subfe64): Likewise.
(subfeo64, adde64, addeo64, sthxe, sthuxe, subfze64): Likewise.
(subfzeo64, addze64, addzeo64, dcbie, subfme64, subfmeo64): Likewise.
(addme64, addmeo64, stdcxe., mcrxr64, lwbrxe, lfsxe, lfsuxe): Likewise.
(lfdxe, lfduxe, stwbrxe, stfsxe, stfsuxe, stfdxe, dcbae): Likewise.
(stfduxe, tlbivax, tlbivaxe, lhbrxe, ldxe, lduxe, tlbsx): Likewise.
(tlbsxe, sthbrxe, stdxe, stduxe, icbie, stfiwxe, dcbze, lbze): Likewise.
(lbzue, ldue, lhze, lhzue, lhae, lhaue, lwze, lwzue): Likewise.
(stbe, stbue, sthe, sthue, stwe, stwue, lfse, lfsue, lfde): Likewise.
(lfdue, stde, stdue, stfse, stfsue, stfde, stfdue): Likewise.
* ppc-dis.c (print_insn_big_powerpc, print_insn_little_powerpc): Look
for a disassembler option of `booke', `booke32' or `booke64' to enable
BookE support in the disassembler.
* child_info.h: Rename PROC_* to _PROC_*. Define PROC_* with additional
testing magic. Eliminate old PROC_FORK and rename PROC_FORK1 to PROC_FORK.
* dcrt0.cc (_cygwin_testing_magic): New variable. Added to magic number in
proc_info.
(alloc_stack): Eliminate old PROC_FORK test.
(dll_crt0_1): Ditto. Use _PROC_* enums for test. Subtract
_cygwin_testing_magic from child_proc_info->type so that normal cygwin programs
invoked by test suite programs do not consider themselves to be in a cygwin
environment.
(_dll_crt0): Ditto. Move environment checks to initial_env function to
conserve on stack space.
(initial_env): New function. Checks for testing and debugging environment
variables.
* init.cc (cygwin_hmodule): Move declaration.
* winsup.h: Declare variables used for cygwin testing.
Corinna Vinschen
Christopher Faylor
Chris Demetriou
Michael Meissner
Matthew Green
Jeff Holcomb
David Starks-Browning
Egor Duda