2 Wed Feb 12 15:08:47 1997 Dawn Perchik <dawn@cygnus.com>
4 * debugify.c, debugify.h: Fix for general gnu use. Remove C++
5 comment, add PARAMS, add license info and fix indentation.
7 Wed Feb 12 14:42:47 1997 Dawn Perchik <dawn@cygnus.com>
9 * debugify.c, debugify.h: New files. Provide common macros
10 for writing debug info to a log file or stdio.
12 Wed Feb 12 02:44:39 1997 Dawn Perchik <dawn@cygnus.com>
14 * c-valprint.c (c_val_print): Fix printing for arrays defined
15 with 0 length. A sticky tag caused this fix from
16 revision 2.32 date: 1996/04/29 23:25:27; author: dawn;
17 state: Exp; lines: +1 -0 branches: 2.32.34;
18 to not make it into devo.
20 Tue Feb 11 22:24:39 1997 Dawn Perchik <dawn@cygnus.com>
22 * defs.h: Fix cntl-C to read from the Windows message queue.
23 Add prototypes for make_final_cleanup (and the other cleanup
25 * remote-e7000.c: Fix sync code to timeout if unable to sync.
26 Change sync code to report status while trying to sync-up
27 with hardware. Add debugging output and document.
28 * ser-e7kpc.c: Swap order of len & offset to match implementation.
29 Add debugging output and document.
30 * serial.c: Add debugging output.
31 * top.c: Add call to do_final_cleanups.
32 Remove conditionals preventing Win32 from getting SIGQUIT.
33 * utils.c: (*_cleanup): Modify cleanup routines to accept a cleanup
34 chain as a parameter. Extract this generic code from the cleanup
35 routines into separate funtions (*_my_cleanup). Keep old
36 functionality by passing "cleanup_chain" to the new funtions.
37 Define the cleanup chain "final_cleanup_chain" to be a cleanup
38 chain which will be executed only when gdb exits. Add functions
39 (*_final_cleanup) to match the original (*_cleanup) functions.
40 (pollquit, quit, notice_quit): Fix to read cntl-C from the
41 Windows message queue.
44 Tue Feb 11 15:36:31 1997 Doug Evans <dje@canuck.cygnus.com>
46 * m32r-rom.c: #include <sys/types.h>.
47 #ifdef out new load support if wingdb.
48 * m32r/tm-m32r.h (TARGET_M32R): Define, for wingdb.
51 Tue Feb 11 12:28:09 1997 Jeffrey A Law (law@cygnus.com)
54 * config/mn10200/tm-mn10200.h (STORE_STRUCT_RETURN): Fix.
55 * mn10200-tdep.c (mn10200_store_struct_return): New function.
57 * config/mn10200/tm-mn10200.h (EXTRACT_RETURN_VALUE): Fix case when
58 extracting a return value from a register pair.
60 * mn10200-tdep.c (mn10200_push_arguments): Stack only needs to
61 be two byte aligned. Round argument sizes up to two byte boundary.
62 Write out args in two byte hunks.
63 (mn10200_push_return_address): Implement.
64 * config/mn10200/tm-mn10200.h (EXTRACT_RETURN_VALUE): Abort for
65 structures > 8 bytes (temporary).
66 (STORE_RETURN_VALUE): Likewise.
67 (CALL_DUMMY): No longer undefine.
68 (USE_STRUCT_CONVENTION): Use for args > 8 bytes.
69 (REG_STRUCT_HAS_ADDR): Define.
72 Fri Feb 07 09:04:37 1997 Gavin Koch <gavin@cygnus.com>
74 * configure.tgt: added r5900.
77 Mon Feb 10 18:35:55 1997 Mark Alexander <marka@cygnus.com>
79 * mips-tdep.c (non_heuristic_proc_desc): New function.
80 (find_proc_desc): Move non-heuristic proc search code into separate
82 (gdb_print_insn_mips): Use non-heuristic method to find procedure
83 descriptor, to avoid prologue examination when disassembling.
84 * remote-mips.c: Add support for new "lsi" target (LSI MiniRISC
85 aka MicroMeteor board).
86 (mips_exit_debug): Prevent protocol reinitialization if an error
87 occurs while exiting debug mode.
89 Mon Feb 10 16:11:57 1997 Jeffrey A Law (law@cygnus.com)
91 * mn10200-tdep.c: Remove lots of debugging printfs, update/improve
92 comments, formatting, etc. Plus other minor fixes for problems
93 I found during my first pass over the mn10200 port.
94 (mn10200_analyze_prologue): New function.
95 (mn10200_frame_chain, mn10200_init_extra_frame_info): Use it.
96 * config/mn10200/tm-mn10200.h: Lots of updates/improvements to
97 comments, formatting, etc. Minor fixes for problems I found during
98 my first pass over the mn10200 port.
99 (TARGET_*_BIT): Define appropriately for ints, long longs, doubles and
101 (REGISTER_VIRTUAL_TYPE): Define as a long.
102 (EXTRACT_RETURN_VALUE): Rework to deal with long ints living
104 (STORE_RETURN_VALUE): Similarly.
106 * blockframe.c (generic_get_saved_regs): Remove unused variable
108 * breakpoint.c (frame_in_dummy): Move struct breakpoint *b decl
109 inside #ifdef CALL_DUMMY.
110 (watch_command_1): Initialize target_resources_ok.
111 * command.c (do_setshow_command): Provide dummy initialization
113 * valops.c (find_function_addr): Move function & prototype inside
115 (value_arg_coerce): Similarly.
116 (value_of_variable): Provide dummy initialization of "frame".
118 Mon Feb 10 13:50:53 1997 Stu Grossman (grossman@critters.cygnus.com)
120 * gdbtk.c (call_wrapper): Clear running_now if an error occurs.
121 This fixes PR 11323, where gdbtk stops responding if an error occurs.
123 Mon Feb 10 07:54:26 1997 Fred Fish <fnf@cygnus.com>
125 * xcoffread.c (RECORD_MINIMAL_SYMBOL): Add NULL asection* parameter
126 to prim_record_minimal_symbol_and_info call that was missed in Jan 3
128 (scan_xcoff_symtab): Ditto.
130 Sun Feb 09 09:23:26 1997 Mark Alexander <marka@cygnus.com>
132 * remote-mips.c (common_breakpoint): Prevent 64-bit addresses
133 from being sent to 32-bit targets by masking off upper bits.
134 * mips-tdep.c (heuristic_proc_start): Mask off upper 32 bits
135 of PC on 32-bit targets.
136 (mips16_heuristic_proc_desc): Recognize 'addiu s1,sp,n' as a
137 frame setup instruction.
138 (mips32_heuristic_proc_desc): Fix warning found by gcc -Wall.
139 (mips16_skip_prologue): Recognize 'addiu s1,sp,n' as a valid
140 prologue instruction. Fix warnings and bugs found by gcc -Wall.
141 * buildsym.c (finish_block): Improve handling of overlapping blocks;
142 fixes problem on MIPS16 printing function arguments.
144 Sat Feb 8 01:14:43 1997 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
146 * dwarf2read.c (dwarf2_linkage_name): New function to get
147 the linkage name of a die from DW_AT_MIPS_linkage_name or
149 (read_func_scope, dwarf2_add_field, dwarf2_add_member_fn,
150 new_symbol): Use it instead of accessing DW_AT_name.
151 (read_partial_die): Use DW_AT_MIPS_linkage name as name of the
152 partial die if present.
153 (dwarf2_add_member_fn): Make a copy of physname on the type obstack.
155 Fri Feb 7 10:06:22 1997 Jeffrey A Law (law@cygnus.com)
157 * blockframe.c (generic_frame_chain_valid): If the new frame
158 is not INNER_THAN the old frame, then it's not valid.
160 Tue Feb 04 09:04:37 1997 Mark Alexander <marka@cygnus.com>
162 * mips-tdep.c (mips16_get_imm): Fix calculation of extended immediate.
163 (mips16_heuristic_proc_desc): Recognize jal(x) instruction.
165 Mon Feb 03 17:57:58 1997 Mark Alexander <marka@cygnus.com>
167 * mips-tdep.c (mips16_decode_reg_save): Distinguish between
168 sd and sw instructions correctly.
169 (heuristic_proc_start): Add support for MIPS16.
170 (mips16_get_imm, mips16_heuristic_proc_desc,
171 mips32_heuristic_proc_desc): New helper functions for
173 (heuristic_proc_desc): Rewrite and reorganize to support MIPS16.
174 (mips_push_arguments): Don't align small arguments in EABI.
175 (mips32_skip_prologue): Attempt to shrink code size a little.
178 Mon Feb 3 11:06:05 1997 Michael Snyder <msnyder@cleaver.cygnus.com>
180 * m32r-stub.c: New -- remote protocol support for M32R cpu.
181 * m32r-rom.c: Several experiments with improved download time.
182 * .Sanitize: Add entry for m32r-stub.c
185 Fri Jan 31 08:26:39 1997 Mark Alexander <marka@cygnus.com>
187 * mips-tdep.c (MIPS16_INSTLEN): Define.
188 (mips_find_saved_regs): Replace hardcoded 2's with MIPS16_INSTLEN.
189 (heuristic_proc_start): Recognize 'entry' pseudo-op as a start
190 of function on MIPS16.
191 (mips32_skip_prologue, mips16_skip_prologue): New helper functions
192 for mips_skip_prologue.
193 (mips_skip_prologue): Recognize both 16- and 32-bit prologues.
195 Wed Jan 29 12:45:54 1997 Michael Meissner <meissner@tiktok.cygnus.com>
197 * config/powerpc/ppc{,le}-sim.mt (SIM): Remove the library
198 ../sim/common/libcommon.a.
200 Tue Jan 28 15:54:13 1997 Michael Snyder <msnyder@cleaver.cygnus.com>
202 * blockframe.c: fix a null pointer ref in generic_get_saved_register
204 Tue Jan 28 15:39:50 1997 Geoffrey Noer <noer@cygnus.com>
206 * mn10200-tdep.c (mn10200_frame_chain): Get basic backtracing
209 Mon Jan 27 14:31:52 1997 Mark Alexander <marka@cygnus.com>
211 First set of changes for mips16:
212 * config/mips/tm-mips.h (MIPS16_BIG_BREAKPOINT,
213 MIPS16_LITTLE_BREAKPOINT, BREAKPOINT_FROM_PC): Define.
214 (ABOUT_TO_RETURN): Call new function mips_about_to_return.
215 (mips_breakpoint_from_pc, mips_about_to_return): Declare.
216 * mem-break.c (memory_breakpoint_from_pc): New function.
217 (memory_insert_breakpoint, memory_remove_breakpoint): Use
218 memory_breakpoint_from_pc to determine breakpoint contents and size.
219 * target.h (memory_breakpoint_from_pc): Declare.
220 * monitor.c (monitor_insert_breakpoint): Use memory_breakpoint_from_pc
221 to determine size of breakpoint instruction.
222 * mips-tdep.c (mips32_decode_reg_save, mips16_decode_reg_save):
223 New helper functions for mips_find_saved_regs.
224 (mips_find_saved_regs): Recognize mips16 prologues.
225 (mips_addr_bits_remove): Strip off upper 32 bits of address
226 when target CPU is 32 bits but CORE_ADDR is 64 bits.
227 (mips_step_skips_delay): No branch delay slot on mips16.
228 (gdb_print_insn_mips): Disassemble mips16 code.
229 (mips_breakpoint_from_pc, mips_about_to_return): New functions.
231 Mon Jan 27 10:34:03 1997 Jeffrey A Law (law@cygnus.com)
233 * tm-mn10200.h (NUM_REGS): Decrease to 12.
234 (REGISTER_NAMES): Elimination registers not found on the mn10200.
235 (PC_REGNUM, MDR_REGNUM, PSW_REGNUM): Corresponding changes.
236 (LIR_REGNUM, LAR_REGNUM): Delete. They don't exist on the mn10200.
238 Sat Jan 25 00:07:59 1997 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
240 * dwarf2read.c: Replace integral tag, name and form fields in
241 internal structure definitions with the corresponding enumeration
242 types from dwarf2.h. Add default cases to switches on enumerations
244 Make quoting of string arguments in complaint messages consistent.
245 Check for NULL returns from DW_STRING.
246 (struct partial_die_info): Add sibling and has_type fields, remove
248 (DW_*): Move access macro definitions near the definition of the
250 (struct field_info): New structure to pass information about fields
251 and member functions between die processing routines.
252 (dwarf2_build_psymtabs_hard): Set cu_header_offset.
253 (scan_partial_symbols): Do not enter DW_TAG_subprogram dies into
254 the partial symbol table if the DW_AT_*_pc attributes are missing.
255 Add file scope base type definitions to the partial symbol table.
256 Skip over child dies if the die has a sibling attribute.
257 (add_partial_symbol): Enter global variables with type attributes
258 and without location descriptors into the partial symbol table.
259 Store value of DW_TAG_variable dies in the partial symbol table.
260 Do not enter global variables into the minimal symbol table.
261 Add base type definitions to the partial symbol table.
262 (psymtab_to_symtab_1): Use dwarf2_get_pc_bounds to determine highpc.
263 (process_die): Move check for DW_AT_low_pc to read_func_scope.
264 Add a typedef symbol for base type definitions to the symbol table.
265 Ignore DW_TAG_inlined_subroutine tags for now.
266 (read_file_scope): Use dwarf2_get_pc_bounds to determine pc bounds.
267 (read_func_scope, read_lexical_block_scope): Use dwarf2_get_pc_bounds
268 to determine pc bounds, ignore dies with invalid bounds.
269 (dwarf2_get_pc_bounds): New routine to extract and validate the
270 DW_AT_*_pc attributes of a die.
271 (dwarf2_add_field, dwarf2_attach_fields_to_type, skip_member_fn_name,
272 dwarf2_add_member_fn, dwarf2_attach_fn_fields_to_type):
273 New functions to handle fields and member functions.
274 (read_structure_scope): Rewritten to use them.
275 (read_array_type): Renamed from dwarf_read_array_type.
276 Default upper array bound to describe an array with unspecified
278 Create array types in backwards order, as dwarf2 puts out the array
279 dimensions from left to right.
280 (read_subroutine_type): Handle DW_TAG_unspecified_parameters,
281 DW_AT_artificial and DW_AT_prototyped.
282 (read_base_type): Make an unsigned type for DW_ATE_boolean.
283 Pass objfile to dwarf_base_type.
284 (read_partial_die): Use read_attribute to read in the attributes.
285 Handle DW_AT_sibling and DW_AT_type.
286 Follow references when determining DW_AT_name and DW_AT_external
287 attributes of the die.
288 Validate DW_AT_*_pc attributes.
289 (read_full_die): Use read_attribute to read in the attributes.
290 (read_attribute): New function to read an attribute described
291 by an abbreviated attribute.
292 (new_symbol): Relocate symbol value for DW_TAG_label with baseaddr.
293 Do not set SYMBOL_VALUE_ADDRESS for DW_TAG_subprogram,
294 SYMBOL_BLOCK_VALUE for the symbol will be set later by finish_block.
295 Change symbol class for global variables with a zero valued location
296 descriptor to LOC_UNRESOLVED.
297 Handle DW_AT_const_value attributes for DW_TAG_variable,
298 DW_TAG_formal_parameter and DW_TAG_enumerator.
299 Build a typedef symbol for DW_TAG_base_type.
300 (dwarf2_const_value): New routine to copy a constant value from an
301 attribute to a symbol.
302 (dwarf_base_type): Use passed in objfile, not current_objfile
303 when calling dwarf2_fundamental_type.
304 (dump_die): Use DW_* accessor macros to access values of attributes.
305 (decode_locdesc): Handle DW_OP_plus_uconst.
307 Wed Jan 22 01:31:16 1997 Geoffrey Noer <noer@cygnus.com>
309 * mn10200-tdep.c: New file.
310 * config/mn10200/tm-mn10200.h: New, REGISTER_SIZE is 24 bits not 32,
311 SP_REGNUM and FP_REGNUM are different, also no lar or lir.
312 * config/mn10200/mn10200.mt: New file.
313 * configure.tgt: add mn10200 entry.
315 Tue Jan 21 18:32:23 1997 Stu Grossman (grossman@lisa.cygnus.com)
317 * configure.in configure: Check if host has libdl if doing
320 Tue Jan 21 17:03:26 1997 Geoffrey Noer <noer@cygnus.com>
322 * mn10300-tdep.c: Wrote/fixed implementations of
323 mn10300_frame_chain, mn10300_init_extra_frame_info,
324 mn10300_frame_saved_pc
325 * config/mn10300/tm-mn10300.h: Redefine INIT_EXTRA_FRAME_INFO
326 and INIT_FRAME_PC macros.
328 Tue Jan 21 17:01:20 1997 Stu Grossman (grossman@lisa.cygnus.com)
330 * configure.in configure: Check if host has libm. Make sure we
331 are using gcc when using the -export-dynamic option. Fixes a
332 problem with building under Solaris/SunPro cc.
334 Mon Jan 20 13:52:13 1997 Mark Alexander <marka@cygnus.com>
336 * config/mips/{embed,embed64,embedl,embedl64}.mt:
337 Link in simulator on MIPS embedded targets.
339 Sat Jan 18 02:31:29 1997 Peter Schauer (pes@regent.e-technik.tu-muenchen.de)
341 * blockframe.c (frameless_look_for_prologue): Mark frames
342 with a zero PC as frameless to improve backtraces from core dumps
343 caused by dereferencing a NULL function pointer.
345 Thu Jan 16 14:10:41 1997 Geoffrey Noer <noer@cygnus.com>
347 * config/mn10300/tm-mn10300.h: fix BREAKPOINT definition.
349 Tue Jan 14 16:01:06 1997 Geoffrey Noer <noer@cygnus.com>
351 * mn10300-tdep.c: made a lot more generic, ripping out code
352 from copied target (no more mn10300_scan_prologue,
353 init_extra_frame_info, and mn10300_fix_call_dummy calls)
354 * config/mn10300/tm-mn10300.h: undefine INIT_EXTRA_FRAME_INFO
355 and INIT_FRAME_PC macros
357 Thu Jan 9 11:44:40 1997 Michael Snyder <msnyder@cleaver.cygnus.com>
359 * sparc-tdep.c (sparc_frame_find_saved_regs): Don't use
360 FP_REGISTER_BYTES to compute offsets into the saved frame,
361 since it fails for SPARC targets configured without any
362 FP regs. Instead, use DUMMY_STACK_REG_BUF_SIZE.
364 Mon Jan 6 11:15:14 1997 Stu Grossman (grossman@critters.cygnus.com)
366 * symtab.c (fixup_symbol_section): Handle NULL symbols without
369 Fri Jan 3 12:08:16 1997 Stu Grossman (grossman@critters.cygnus.com)
371 * Makefile.in configure configure.in: Remove ENABLE_CLIBS,
372 ENABLE_OBS, and THREAD_DB_OBS. These are consolidated into LIBS
374 * configure configure.in: Clean up test cases around thread support.
376 * configure.tgt (v850-*-*): Include v850ice.o and v850.lib if
379 * c-valprint.c ch-valprint.c cp-valprint.c eval.c expprint.c
380 printcmd.c valops.c value.h values.c: Add bfd_section arg to
381 value_at and value_at_lazy.
382 * coffread.c dbxread.c elfread.c mdebugread.c minsyms.c symtab.h:
383 Add bfd_section arg to prim_record_minimal_symbol_and_info.
384 * corefile.c gdbcore.h printcmd.c valops.c: Use read_memory_section
385 instead of read_memory. It takes a bfd_section arg.
386 * coffread.c dbxread.c elfread.c gdb-stabs.h objfiles.h: Remove
387 unnecessary cast for assignment of struct dbx_symfile_info.
388 Struct objfile now uses a real pointer instead of PTR for this
390 * dbxread.c (dbx_symfile_init): Stash bfd section pointers for
391 text, data and bss into dbx_symfile_info.
392 * exec.c (xfer_memory): Handle transfers for user-specified
394 * findvar.c (read_var_value locate_var_value): Copy bfd section
395 from the symbol to the value.
396 * gdb-stabs.h: Add section pointers for text, data and bss
398 * maint.c (translate address command): Add test code for overlay
400 * printcmd.c (do_examine do_one_display): Now takes a bfd section
402 * (print_formatted x_command): Record current section along with
403 current address for repeated commands.
404 * sparc-nat.c (fetch_inferior_registers): Change
405 target_xfer_memory to target_{read write}_memory to allow changes
406 to target_xfer_memory interface for section info.
407 * symmisc.c (dump_msymbols print_symbol): Print section
408 assocaited with symbol.
409 * symtab.c (fixup_symbol_section): New routine to
410 add section info to symbols returned by lookup_symbol.
411 * symtab.h (struct general_symbol_info): Add bfd section to
413 * target.c target.h (target_xfer_memory): Add bfd section to
415 * (target_read_memory_section): New routine to read data from a
417 * (target_memory_bfd_section): New global variable to pass bfd
418 section in to targets.
419 * valarith.c (value_add value_addr value_array): Preserve bfd
420 section when computing new value.
421 * value.h (struct value): Add bfd section to values.
422 * values.c (allocate_value value_copy): Initialize/preserve bfd
424 * (unpack_double): Clean up _MSC_VER conditionals to remove
427 * v850ice.c: New module to support communication with NEC's
429 * config/v850/tm-v850.h (REGISTER_NAMES): Replace sp, gp, fp, and
430 ep names with rxx names. sp and fp are renamed via a different
434 Fri Jan 3 14:20:05 1997 Geoffrey Noer <noer@cygnus.com>
436 * mn10300-tdep.c (mn10300_push_arguments): rewrote,
437 also removed code elsewhere that made use of RP_REGNUM.
438 * config/mn10300/tm-mn10300.h: ripped out RP_REGNUM, V0_REGNUM,
439 ARG0_REGNUM, ARGLAST_REGNUM (all not appropriate for mn10300
440 arch.), redefined SAVED_PC_AFTER_CALL, EXTRACT_RETURN_VALUE,
441 EXTRACT_STRUCT_VALUE_ADDRESS, STORE_RETURN_VALUE.
443 For older changes see ChangeLog-96
449 version-control: never