* config/tc-mips.c (append_insn): Don't swap an instruction which
sets a condition code with an instruction which uses a condition
code.
(mips_ip): In cases 'N' and 'M', look for $fccN rather than an
immediate value.
Jeff Law [Mon, 9 Sep 1996 17:49:30 +0000 (17:49 +0000)]
* elf32-v850.c (bfd_elf32_v850_reloc, case R_V850_HI16): Don't forget
to add in the constant part found in the instruction itself.
(case R_V850_HI16_S): Likewise.
Fixes plumhall/lang.exp failures.
* config/tc-mips.c (md_begin): Recognize r5000 for cpu. If
mips_cpu is 5000, set interlocks and cop_interlocks.
(mips_ip): Give a better error message if the ISA level is wrong.
(md_parse_option): Recognize -mcpu=[v][r]5000.
Stu Grossman [Sun, 8 Sep 1996 23:33:23 +0000 (23:33 +0000)]
* blockframe.c (inside_main_func): Cleanup slightly. Move
mainsym def into the block it's used in.
* configure.in configure: Allow NATDEPFILES to be recognized in
.mh files regardless of whitespace.
* cpu32bug-rom.c (cpu32bug_cmds): Change load_response string to
keep downloads from hanging.
* remote-wiggler.c: Add support for flash upgrades.
* (wiggler_error): Fix message format. Add new error code.
* (wiggler_write_byets): Error code is hex. Report errors with
proper routine name.
* (wiggler_read_byets): Report errors with proper routine name.
* (get_packet): Add support for new flash commands.
* (wiggler_load): Call clear_symtab_users() to reset things
properly after download.
* (flash_xfer_memory bdm_update_flash_command): New funxtions to
support flash upgrades for Wiggler.
* (_initialize_remote_wiggler): Add `bdm update-flash' command.
* config/tc-mips.c (COUNT_TOP_ZEROES): Added macro to count
leading zeroes.
(load_register): Ensure hi32 bits are not lost during lo32bit
processing. Fix shift offset that was overflowing into the next
instruction field. Add code to generate shorter sequences for
constants with a single contiguous seqeuence of ones.
NOTE: The COUNT_TOP_ZEROES macro is a bit bulky, and the same result
can be achieved by using a "standard" ffs() routine:
count = ffs(~v);
count = count == 0 ? 0 : 33 - count;
However the following timings (VR4300 CPU clock ticks on a CMA101
board) show the performance gain.
Martin Hunt [Sat, 7 Sep 1996 00:12:56 +0000 (00:12 +0000)]
Fri Sep 6 17:07:12 1996 Martin M. Hunt <[email protected]>
* config/tc-d10v.c (d10v_dot_word): New function to support
"@word" with the word pseudo-op.
(md_apply_fix3): Cleanup and changes to support correct sizes
for 16 and 18-bit relocs.
* ldlang.c (section_already_linked): Accept a lang_input_statement
as the PTR argument. If the file is symbols only, discard all
input sections.
(ldlang_add_file): Pass entry to bfd_map_over_sections.
PR 10555.
* stabs.c (_bfd_link_section_stabs): If the output_section field
of either section is bfd_abs_section, then the linker is
discarding the section and we should not optimize it.
PR 10555.
Stu Grossman [Thu, 5 Sep 1996 01:16:22 +0000 (01:16 +0000)]
* Makefile.in erc32/Makefile.in: Don't set srcroot. This should
be inherited from the parent. Remove INSTALL_XFORM and
INSTALL_XFORM1. Make INSTALL be set from configure.
Stu Grossman [Thu, 5 Sep 1996 01:01:05 +0000 (01:01 +0000)]
* Makefile.in: Add mswin to SUBDIRS. Add rules for
mswin/libwingdb.a and remote-wiggler.o.
* breakpoint.c (breakpoint_here_p): Clean up bp enabled test.
* (breakpoint_inserted_here_p): New func, just like
breakpoint_here_p, except it's honest. Honestly.
* breakpoint.h: Proto for above.
start-sanitize-gdbtk
* configure configure.in: Add host *windows* to list of hosts
that don't support GDBtk.
end-sanitize-gdbtk
* configure configure.in: Add mswin to configdirs if host is
i[3456]86-*-windows.
* core-aout.c (fetch_core_registers register_addr) gdbcore.h:
Change all vars that can contain addresses to type CORE_ADDR.
* findvar.c (supply_register): Allow val to be NULL. This means
that regno is unsupported.
* (read_pc read_pc_pid write_pc write_pc_pid): Make non-pid forms
just call pid forms with inferior_pid so that there's only once
place to hack PC's and such.
* infrun.c (proceed): Don't skip breakpoints if user changed PC.
* remote-wiggler.c: New file. Support for BDM interface from
Macraigor Systems.
* serial.c: Enhance serial logging capability. Add hex and octal
output modes (set remotelogbase {hex|octal|ascii}. Also log
breaks, timeouts, errors, and eofs.
* serial.h: Redefine SERIAL_SEND_BREAK to go through a wrapper
function so that we can log breaks. Don't export serial_logfile
or serial_logfp.
* top.c (execute_command): Don't test for serial_logfp here.
Just call serial_log_comand, and let serial.c sort it out.
* valops.c (value_of_variable): Don't attempt to establish frames
for static and global variables. This makes things work a bit
better if the stack or frame pointer is trashed.
* config/m68k/monitor.mt (TDEPFILES): Add remote-wiggler.o.
* config/m68k/tm-m68k.h: Define STACK_ALIGN. CPU32 can't hack
misaligned stacks during function calls.
* config/tc-mips.c (load_register): Remove unnecessary code that
was causing the high 32bits of 64bit constants to be lost.
Fixes PR10503. The compiler was producing the assembler code:
dli $3,0xfffffffffffff
when constructing the softfloat library. Unfortunately it was being
incorrectly assembled.
Jeff Law [Tue, 3 Sep 1996 18:31:48 +0000 (18:31 +0000)]
* gencode.c: Fix various indention & style problems.
Remove test code. Remove #if 0 code.
* interp.c: Provide prototypes for all static functions.
Fix minor indention problems.
(sim_open, sim_resume): Remove unused variables.
(sim_read): Return type is "int".
* simops.c: Remove unused variables.
(divh): Make result of divide-by-zero zero.
(setf): Initialize result to keep compiler quiet.
(sar instructions): These just clear the overflow bit.
* v850_sim.h: Provide prototypes for put_byte, put_half
and put_word.
Cleaning up.
Jeff Law [Tue, 3 Sep 1996 17:59:16 +0000 (17:59 +0000)]
* config/tc-v850.c: Remove commented out and #if 0'd code.
(v850_reloc_prefix): Provide prototype.
(postfix, get_reloc, build_insn): Remove prototypes for nonexistant
functions.
(md_begin, md_assemble, md_apply_fix3): Remove unused variables.
(md_assemble): Add default to case statement.
Minor cleanups.
Jeff Law [Tue, 3 Sep 1996 16:25:51 +0000 (16:25 +0000)]
* interp.c: OP should be an array of 32bit operands!
(v850_callback): Declare.
(do_format_5): Fix extraction of OP[0].
(sim_size): Remove debugging printf.
(sim_set_callbacks): Do something useful.
(sim_stop_reason): Gross hacks to get c-torture running.
* simops.c: Simplify code for computing targets of bCC
insns. Invert 's' bit if 'ov' bit is set for some
instructions. Fix 'cy' bit handling for numerous
instructions. Make the simulator stop when a halt
instruction is encountered. Very crude support for
emulated syscalls (trap 0).
* v850_sim.h: Include "callback.h" and declare
v850_callback. Items in the operand array are 32bits.
Fixes & syscall stuff.
Jeff Law [Tue, 3 Sep 1996 08:14:53 +0000 (08:14 +0000)]
* elf32-v850.c (bfd_elf3_v850_reloc): New function for
handling V850 specific relocs.
(elf_v850_howto_table): Use the new function for some
relocations. Twiddle masks & shifts for some relocs.
Set partial_inplace where needed.
Fixing more stuff.
* rs6000-core.c (rs6000coff_core_file_matches_executable_p):
Rewrite to use BFD file read routines and to avoid using a fixed
length for the file name.
Jeff Law [Sat, 31 Aug 1996 22:00:45 +0000 (22:00 +0000)]
* v850-dis.c (disassemble): Handle insertion of ',', '[' and
']' characters into the output stream.
* v850-opc.c (v850_opcodes: Remove size field from all opcodes.
Add "memop" field to all opcodes (for the disassembler).
Reorder opcodes so that "nop" comes before "mov" and "jr"
comes before "jarl".
Should give us a functional disassembler.
Jeff Law [Sat, 31 Aug 1996 21:21:27 +0000 (21:21 +0000)]
* v850-dis.c (print_insn_v850): Properly handle disassembling
a two byte insn at the end of a memory region when the memory
region's size is only two byte aligned.
Jeff Law [Sat, 31 Aug 1996 20:56:05 +0000 (20:56 +0000)]
* v850-dis.c (v850_reg_names): Define.
(v850_sreg_names, v850_cc_names): Likewise.
(disassemble): Very rough cut at printing operands (unformatted).
One step at a time.
* v850-opc.c (BOP_MASK): Fix.
(v850_opcodes): Fix mask for jarl and jr.
Bugs exposed by disassembler testing.
Jeff Law [Sat, 31 Aug 1996 19:22:11 +0000 (19:22 +0000)]
* v850-dis.c: New file. Skeleton for disassembler support.
* Makefile.in Remove v850 references, they're not needed here
and they weren't being sanitized away.
* configure.in: Add v850-dis.o when building v850 toolchains.
* configure: Rebuilt.
* disassemble.c (disassembler): Call v850 disassembler.
Jeff Law [Sat, 31 Aug 1996 19:20:28 +0000 (19:20 +0000)]
* v850-dis.c: New file. Skeleton for disassembler support.
* Makefile.in Remove v850 references, they're not needed here
and they weren't being sanitized away.
* configure.in: Add v850-dis.o when building v850 toolchains.
* configure: Rebuilt.
* disassemble.c (disassembler): Call v850 disassembler.
Skeleton support for V850 disassembler.
Jeff Law [Sat, 31 Aug 1996 18:23:02 +0000 (18:23 +0000)]
* v850-opc.c (insert_d8_7, extract_d8_7): New functions.
(insert_d8_6, extract_d8_6): New functions.
(v850_operands): Rename D7S to D7; operand for D7 is unsigned.
Rename D8 to D8_7, use {insert,extract}_d8_7 routines.
Add D8_6.
(IF4A, IF4B): Use "D7" instead of "D7S".
(IF4C, IF4D): Use "D8_7" instead of "D8".
(IF4E, IF4F): New. Use "D8_6".
(v850_opcodes): Use IF4A/IF4B for sld.b/sst.b. Use IF4C/IF4D for
sld.h/sst.h. Use IF4E/IF4F for sld.w/sst.w.
So we can assemble sst/sld instructions correctly.
Jeff Law [Sat, 31 Aug 1996 17:43:28 +0000 (17:43 +0000)]
* v850-opc.c (insert_d16_15, extract_d16_15): New functions.
(v850_operands): Change D16 to D16_15, use special insert/extract
routines. New new D16 that uses the generic insert/extract code.
(IF7A, IF7B): Use D16_15.
(IF7C, IF7D): New. Use D16.
(v850_opcodes): Use IF7C and IF7D for ld.b and st.b.
Jeff Law [Sat, 31 Aug 1996 16:24:18 +0000 (16:24 +0000)]
* elf32-v850.c (enum reloc_type): Add R_V850_{32,16,8}.
(elf_v850_howto_table): Add support for R_V850_{32,16,8}.
(v850_reloc_map): Add translation from BFD_RELOC_{32,16,8}
to R_V850_{32,16,8}.
So we don't get "reloc XXX not supported" messages anymore.
Jeff Law [Sat, 31 Aug 1996 05:52:38 +0000 (05:52 +0000)]
* config/tc-v850.c (md_apply_fix3): Use little endian get/put
routines to fetch/store the updated instruction from/to memory.
(v850_insert_operand): If the operand has a specialized insert
routine, call it.
Getting fixups closer. At least br <target> works now.
J.T. Conklin [Sat, 31 Aug 1996 01:42:46 +0000 (01:42 +0000)]
* config/tc-v850.c (reg_name_search): Align calling convention to
be like identical function found in tc-ppc.c.
(get_reloc): Removed.
(v850_reloc_prefix): New function, parse lo(), hi() and hi0().
(md_assemble): emit fixups.
(md_pcrel_from): renamed from md_pcrel_from_section, emit proper
displacement.
(md_apply_fix3): handle fixups/relocs.
* config/tc-v850.h (MD_PCREL_FROM_SECTION): Removed definition.
Ian Lance Taylor [Fri, 30 Aug 1996 22:36:45 +0000 (22:36 +0000)]
* configure.tgt (sh-*-elf*): New target.
* emulparams/shelf.sh: New file.
* emulparams/shlelf.sh: New file.
* Makefile.in (ALL_EMULATIONS): Add eshelf.o and eshlelf.o.
(eshelf.c, eshlelf.c): New targets.
* scripttempl/elf.sc: If EMBEDDED is defined, then don't add
SIZEOF_HEADERS to TEXT_START_ADDR. Expand CTOR_START and CTOR_END
around .ctors, and DTOR_START and DTOR_END around .dtors. Expand
OTHER_RELOCATING_SECTIONS if RELOCATING.
Ian Lance Taylor [Fri, 30 Aug 1996 22:29:42 +0000 (22:29 +0000)]
Add SH ELF support.
* configure.in (sh-*-elf*): New target.
* config/tc-sh.h (TARGET_ARCH): Define.
(WORKING_DOT_WORD): Define.
(TC_COFF_FIX2RTYPE): Only define if OBJ_COFF.
(BFD_ARCH, COFF_MAGIC, TC_COUNT_RELOC): Likewise.
(TC_RELOC_MANGLE, tc_coff_symbol_emit_hook): Likewise.
(DO_NOT_STRIP, NEED_FX_R_TYPE, TC_KEEP_FX_OFFSET): Likewise.
(TC_COFF_SIZEMACHDEP, tc_frob_file): Likewise.
(SUB_SEGMENT_ALIGN): Likewise.
(RELOC_32): Don't define.
(tc_frob_file_before_adjust): Define if BFD_ASSEMBLER.
(target_big_endian): Declare if OBJ_ELF.
(TARGET_FORMAT): Define if OBJ_ELF.
* config/tc-sh.c: Use BFD reloc codes instead of SH COFF reloc
numbers throughout.
(tc_crawl_symbol_chain): Only define if OBJ_COFF.
(tc_headers_hook, tc_coff_sizemachdep): Likewise.
(struct sh_count_relocs): Define.
(sh_count_relocs): New static function, broken out of
sh_frob_file. Add BFD_ASSEMBLER code.
(sh_frob_section): Likewise.
(sh_frob_file): Call sh_frob_section.
(md_convert_frag): If BFD_ASSEMBLER, change type of headers, and
call section_symbol rather than seg_info (seg)->dot.
(md_section_align): Add OBJ_ELF version.
(SWITCH_TABLE_CONS): Define.
(SWITCH_TABLE): Use SWITCH_TABLE_CONS.
(md_apply_fix): Change parameter types if BFD_ASSEMBLER. Only
handle fx_r_type == 0 if not BFD_ASSEMBLER. Return 0 if
BFD_ASSEMBLER.
(struct reloc_map): Define if not BFD_ASSEMBLER.
(coff_reloc_map): Likewise.
(sh_coff_reloc_mangle): Use coff_reloc_map to convert fx_r_type.
(tc_gen_reloc): New function if BFD_ASSEMBLER.
* write.c (write_relocs): Ifdef out fx_where test which triggers
inappropriately for SH ELF.
(write_object_file): Call tc_frob_file_before_adjust and
obj_frob_file_before_adjust if they are defined.
* write.c (write_object_file): Use BFD_RELOC_16, not
BFD_RELOC_NONE, when calling fix_new_exp for a broken word.
Jeff Law [Fri, 30 Aug 1996 16:35:10 +0000 (16:35 +0000)]
* interp.c (hash): Fix.
* interp.c (do_format_8): Get operands correctly and
call the target function.
* simops.c: Rough cut at "clr1", "not1", "set1", and "tst1".