1 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
3 * extend.texi, install.texi: Fix spelling mistakes.
5 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
6 (s-attrtab); No longer try to use pre-made insn-attrtab file.
7 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9 * mips/t-ecoff: Likewise.
10 * mips/t-elf: Likewise.
11 * mips/t-mips: Likewise.
12 * mips/t-osfrose: Likewise.
13 * mips/t-r3900: Likewise.
14 * mips/t-svr3: Likewise.
15 * mips/t-svr4: Likewise.
16 * mips/t-ultrix: Likewise.
18 * gcc.texi: Document recommend means to provide software floating
19 point libraries in libgcc.a
21 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
23 * c-lex.c (yylex): We can have a number with no digits.
25 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
27 * jump.c (delete_prior_computation): New function, broken
28 out of delete_computation. Check for side effects with
29 side_effects_p instead of FIND_REG_INC_NOTE. Handle
30 multi-word hard registers.
31 (delete_computation): Use it. Check for side effects with
32 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
33 missing REG_DEAD note for a register which is both set and
36 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
38 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
39 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
40 (ASM_FILE_START): Import _mcount with the right type.
41 (ASM_DECLARE_FUNCTION_NAME): Define.
42 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
43 * pa.c (output_function_prologue): Always emit the function's label
45 * pa.h (TEXT_SPACE_P): Define.
46 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
47 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
48 * som.h (TEXT_SPACE_P): Delete.
49 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
50 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
52 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
54 * expr.c (emit_group_load): Allow src to be a CONCAT.
56 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
58 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
59 (___mulsi3): Use '!' comment character.
61 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
63 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
65 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
67 * gcc.c: Update URLs and mail addresses.
70 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
72 * rs6000.c (current_file_function_operand): Return zero for
74 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
76 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
79 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
81 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
82 allocate space in the stack frame for the PIC register.
84 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
86 * m68k.md (xordi3, anddi3): These patterns are not available on
89 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
91 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
94 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
96 * final.c (shorten_branches): Don't add an alignment for loops
97 that have no label inside.
99 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
101 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
102 prototypes in macro HAVE_cmpstrsi.
104 * cpplib.c (cpp_get_token): Remove unused label `op3'.
106 * emit-rtl.c (operand_subword): Remove unused variable
109 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
111 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
113 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
115 * cpphash.c (macroexpand): Delete leading whitespace when arg
116 is concatenated before.
117 (unsafe_chars): Correct test for whether + and - can extend a
120 * cppinit.c (cpp_start_read): Do dependencies for
121 -include/-imacros files also.
123 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
124 tokenizing non-directive lines.
125 (cpp_expand_to_buffer): Temporarily disable no-output mode.
126 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
129 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
131 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
133 * c-lex.c: Sync with C++ frontend.
134 (linemode): New variable.
135 (parse_float): imag, conversion_errno, and type are output only.
136 (yylex): Adjust. Move initial '.' case into main switch.
138 (handle_generic_pragma): Just deal with tokens.
139 (readescape): Use ISXDIGIT and ISGRAPH.
140 * c-parse.in: Add END_OF_LINE token.
142 * c-lex.c (lang_init): Generalize.
143 (nextchar): Remove. Replace uses with UNGETC.
144 (skip_white_space): Handle linemode here. Optimize for cpplib.
145 (skip_white_space_on_line): Remove.
146 (extend_token_buffer_to): New fn.
147 (extend_token_buffer): Use it.
148 (read_line_number, check_newline): Just deal with tokens.
149 (token_getch, token_put_back): New fns.
150 (yylex): Use them. More cpplib optimizations. Simplify.
152 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
153 Jason Merrill <jason@yorick.cygnus.com>
155 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
156 (consume_string): Make this smart about USE_CPPLIB.
157 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
158 (yylex): Rewrite to be intelligent about USE_CPPLIB.
159 Also, clean up cases where we redundantly set token_buffer[0].
160 (read_line_number): New fn.
161 (ignore_escape_flag): New variable.
163 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
165 * a29k/t-a29kbare: Fix some comments.
166 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
167 (FPBIT, DPBIT): Define.
168 * a29k/t-vx29k: Likewise.
169 * arc/t-arc: Likewise.
170 * arm/t-arm-elf: Likewise.
171 * arm/t-bare: Likewise.
172 * arm/t-pe: Likewise.
173 * arm/t-pe-thumb: Likewise.
174 * arm/t-semi: Likewise.
175 * arm/t-thumb: Likewise.
176 * arm/t-thumb-elf: Likewise.
177 * arm/t-thumb-linux: Likewise.
178 * h8300/t-h8300: Likewise.
179 * i960/t-i960: Likewise.
180 * i960/t-vxworks960: Likewise.
181 * m32r/t-m32r: Likewise.
182 * mips/t-ecoff: Likewise.
183 * mips/t-elf: Likewise.
184 * mips/t-r3900: Likewise.
185 * pa/t-pro: Likewise.
186 * rs6000/t-aix43: Likewise.
187 * rs6000/t-beos: Likewise.
188 * rs6000/t-newas: Likewise.
189 * rs6000/t-ppccomm: Likewise.
190 * rs6000/t-rs6000: Likewise.
191 * rs6000/t-winnt: Likewise.
192 * rs6000/t-xnewas: Likewise.
193 * rs6000/t-xrs6000: Likewise.
195 * sparc/t-elf: Likewise.
196 * sparc/t-sparcbare: Likewise.
197 * sparc/t-sparclite: Likewise.
198 * sparc/t-splet: Likewise.
199 * v850/t-v850: Likewise.
200 * mn10200/t-mn10200: Fix comments.
201 * mn10300/t-mn10300: Likewise.
203 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
204 dummy operand. Allocate a new pseudo for the dummy operand.
205 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
207 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
209 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
211 * configure: Rebuilt.
212 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
214 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
216 * recog.c (preproces_constraints): Zero recog_op_alt before
217 processing the constraints.
219 * arm.c (typedef minipool_node): Renamed from pool_node.
220 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
221 (add_minipool_constant): New function.
222 (dump_minipool): New function.
223 (find_barrier): Remove special case for getting the insn size of
224 an insn that references the constant pool.
225 (minipool_fixup): New structure.
226 (push_minipool_barrier): New function.
227 (push_minipool_fix): New function.
228 (note_invalid_constants): New function.
229 (add_pool_constant, dump_table, fixit, broken_move): Delete.
230 (arm_reorg): Rewrite code to fix up the constant pool into a
231 series of mini-pools embedded in the insn stream.
232 (arm_output_epilogue): New function, made mainly from the body
233 of output_func_epilogue.
234 (output_func_epilogue): Move insn generation part of epilogue code
235 to arm_output_epilogue.
236 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
237 * arm.md (pool_range): New attribute.
238 (zero_extendqidi2): Add attribute pool_range.
239 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
240 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
241 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
242 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
243 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
244 (epilogue): New expand.
245 (epilogue_insn): New insn. Call arm_output_epilogue.
247 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
248 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
250 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
252 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
254 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
256 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
258 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
260 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
262 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
264 * global.c: Fix comment.
266 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
268 * gcc.c (access_check): New static function.
269 (find_a_file): Use it when searching a directory list.
270 * collect2.c (find_a_file): Don't accept directories found when
271 searching a directory list.
273 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
275 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
276 function parameters with `&'.
277 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
279 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
281 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
282 or tidy_fallthru_edge if the last insn in the block is not
283 an unconditional jump or a simple conditional jump.
285 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
287 * Makefile.in (c-decl.o): Depends on defaults.h.
289 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
291 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
293 (CLASS_MAX_NREGS): Likewise.
295 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
297 * cse.c (cse_insn): Fix dumb thinko in last change.
299 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
301 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
304 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
306 * dwarf2out.c (add_location_or_const_value_attribute): Correct
307 test for sizes of passed and declared parameter types.
309 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
311 * fixincludes: Fix the return type of bsearch, char* -> void*.
313 * fixinc/inclhack.def: Likewise.
315 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
317 * invoke.texi (-fdump-translation-unit): New option.
319 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
321 * expr.h (PROMOTE_PROTOTYPES): Move ...
322 * defaults.h: ... to here.
323 * c-decl.c: Include defaults.h instead of expr.h.
324 * c-typeck.c: Include defaults.h.
326 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
328 * toplev.h (errorcount): Declare.
329 (warningcount): Likewise.
330 (sorrycount): Likewise.
331 * c-lex.c (errorcount): Don't declare.
332 * dwarf2out.c (errorcount): Don't declare.
334 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
336 * config/libgloss.h: Add a note discouraging use with ELF.
337 * configure.in: Don't use libgloss.h for ELF targets.
338 Always use_collect2 on a.out targets.
340 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
342 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
343 (force_to_mode, case ASHIFTRT): Add shiftrt label.
345 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
347 * loop.c (strength_reduce): When doing biv->giv conversion, update
348 reg note of NEXT->insn.
350 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
352 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
354 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
356 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
357 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
358 Ensure expr.h is included.
359 * c-typecheck.c (convert_arguments): Ditto.
361 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
363 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
364 * config/convex/convex.h: Ditto.
365 * config/dsp16xx/dsp16xx.h: Ditto.
366 * config/fx80/fx80.h: Ditto.
367 * config/gmicro/gmicro.h: Ditto.
368 * config/i370/i370.h: Ditto.
369 * config/i386/i386.h: Ditto.
370 * config/m32r/m32r.h: Ditto.
371 * config/m68k/m68k.h: Ditto.
372 * config/m88k/m88k.h: Ditto.
373 * config/mips/mips.h: Ditto.
374 * config/pa/pa.h: Ditto.
375 * config/pyr/pyr.h: Ditto.
376 * config/tahoe/tahoe.h: Ditto.
377 * config/we32k/we32k.h: Ditto.
379 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
382 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
384 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
387 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
389 1999-08-02 Richard Henderson <rth@cygnus.com>
391 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
392 for the register spill block.
394 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
395 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
397 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
398 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
399 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
401 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
403 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
404 MAX_WCHAR_TYPE defined in sparc.h.
405 * config/sparc/linuxaout.h: Likewise.
406 * config/sparc/linux64.h: Likewise.
407 Also default to -mvis if CPU is UltraSPARC.
409 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
411 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
412 (RTX_OK_FOR_OLO10): Likewise.
413 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
414 %lo(), allow it in addresses...
415 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
416 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
418 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
419 (sparc_output_scratch_registers): New function.
420 (output_function_prologue, sparc_flat_output_function_prologue): Use
422 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
424 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
425 * configure.in: Add check for .register pseudo-op support in as and
426 check for offsetable %lo().
427 * acconfig.h: Add templates for the above checks.
428 * configure: Regenerate.
430 1999-08-02 Richard Henderson <rth@cygnus.com>
432 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
433 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
434 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
436 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
438 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
441 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
443 * config/float-sparc.h: New file.
444 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
445 sparc-*-linux-gnu and sparc64-*-linux*.
447 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
449 * rs6000.c (rs6000_va_list): Type is an array.
450 (rs6000_va_start): Don't doubly adjust for varargs.
451 (rs6000_va_arg): Evaluate long long GPR adjustment.
453 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
455 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
457 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
458 LINK_SPEC): Change appropriately.
459 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
460 (u_short_cint_operand): Likewise.
461 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
463 * rs6000/t-aix43 (MULTILIB): Change to -m64.
465 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
467 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
469 * rs6000/rs6000.c (num_insns_constant_wide): Correct
471 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
472 (non_add_cint_operand): Likewise.
473 (logical_operand): Likewise.
474 (non_logical_cint_operand): Likewise.
475 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
476 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
477 (rs6000_select_rtx_section): Suppress warning.
478 (small_data_operand): Suppress warning.
479 (rs6000_got_register): Suppress warning.
480 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
481 type, so `J' is generally the wrong constraint for a SImode value;
483 (andsi3_internal2): Likewise.
484 (andsi3_internal3): Likewise.
485 (iorsi3_internal1): Likewise.
486 (xorsi3_internal1): Likewise.
488 (movsf_softfloat): Likewise.
489 (scc insns): Likewise.
490 (movsi+2): Preserve sign bits of SImode constant.
491 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
492 (movdf+1): Sign-extend properly.
493 (movdi_32+1): Sign-extend properly.
494 (scc insns): Sign-extend properly.
496 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
499 1999-08-02 Richard Henderson <rth@cygnus.com>
501 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
503 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
504 * alpha.md (all fp insns): Likewise.
506 1999-08-02 Nick Clifton <nickc@cygnus.com>
508 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
511 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
513 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
514 pic_load_label generator directly.
515 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
516 No longer a named pattern.
518 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
520 * explow.c (force_reg): Call force_operand if X does not
521 satisfy general_operand.
523 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
525 * fix-header.c (main): When testing for CONTINUED, use string
526 equality, not pointer equality.
528 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
530 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
532 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
534 * cse.c (cse_insn): Fix loop which deletes insns after a jump
535 that has become an unconditional jump.
537 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
538 (output_function_epilogue): Similarly.
540 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
542 * tree.h (init_dummy_function_start): Declare.
544 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
546 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
547 last_expr_type, last_expr_value, block_start_count, block_stack,
548 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
549 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
550 dynamically in stmt elt of struct function for each function.
551 (struct nesting): Rename function_call_count elt to n_function_calls,
552 target_temp_slot_level to block_target_temp_slot_level. All users
554 (struct stmt_status): New structure definition.
555 Add many accessor macros for stmt_status elements which previously
556 were global variables.
557 (init_stmt_for_function): Allocate stmt elt for current_function.
558 Reflect that block_start_count was renamed to
559 current_block_start_count.
560 (save_stmt_status, restore_stmt_status): Delete functions.
561 (preserve_subexpressions_p): Don't access loop_stack when outside
563 (expand_start_bindings): Reflect that block_start_count was renamed to
564 current_block_start_count.
565 (expand_fixup): Likewise.
566 (expand_decl): Don't access block_stack when outside a function.
567 (expand_decl_cleanup): Likewise.
568 (expand_dcc_cleanup): Likewise.
569 (expand_dhc_cleanup): Likewise.
570 (expand_anon_union_decl): Likewise.
571 (set_file_and_line_for_stmt): New function.
572 (in_control_zone_p): New function.
574 * function.h (struct function): Add new elt stmt.
575 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
576 case_stack, nesting_stack, nesting_depth, block_start_count,
577 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
578 emit_lineno, goto_fixup_chain.
579 (save_eh_status, restore_eh_status, save_stmt_status,
580 restore_stmt_status): Delete declarations.
581 * function.c (push_function_context_to): Don't call save_stmt_status.
582 (pop_function_context_to): Don't call restore_stmt_status.
583 * tree.h (in_control_zone_p): Declare.
584 * rtl.h (set_file_and_line_for_stmt): Declare.
586 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
587 call set_file_and_line_for_stmt.
589 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
591 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
592 Also update copyright.
594 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
596 * c-pragma.c: Don't include "except.h".
597 * emit-rtl.c: Likewise.
598 * stor-layout.c: Likewise.
600 * varasm.c: Likewise.
602 * flow.c: Include "function.h".
603 * tree.h (init_dummy_function_start): Declare new function.
605 * except.h (struct eh_status): New structure.
606 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
608 (eh_return_stub_label, ehstack, catchstack, ehqueue,
609 catch_clauses, false_label_stack, caught_return_label_stack,
610 protect_list, current_function_ehc): Add accessor macros for the
611 corresponding fields in current_function->eh; delete declarations
612 for all items that used to be declared here.
613 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
614 catch_clauses, false_label_stack, caught_return_label_stack,
615 protect_list, current_function_ehc): Delete variables.
616 (init_eh_for_function): Allocate current_function->eh.
617 (save_eh_status, restore_eh_status): Delete functions.
619 * function.h (struct function): Add fields next_global and eh.
620 Delete all exception handling related fields.
621 * function.c (current_function): New variable.
622 (all_functions): New variable.
623 (push_function_context_to): Don't allocate a struct function,
624 use current_function instead. Call init_dummy_function_start when
625 outside a function. Clear current_function before returning.
626 (pop_function_context_from): Restore current_function.
627 Don't free the restored struct function.
628 (prepare_function_start): New function.
629 (init_dummy_function_start): New function.
630 (init_function_start): Break out some code into prepare_function_start
633 * stmt.c (save_stmt_status): Don't call save_eh_status.
634 (restore_stmt_status): Don't call restore_eh_status.
636 * Makefile.in: Update dependencies.
638 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
640 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
641 of depending on a magic constant value. Update comments.
642 (hppa_expand_prologue): Similarly.
644 * pa.md (reload_indi, reload_outdi): Allow any register for the
645 original reload register.
647 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
649 * cccp.c (print_help): Change marcos to macros.
651 1999-07-30 Richard Henderson <rth@cygnus.com>
653 * c-typeck.c (initializer_constant_valid_p): Move ...
654 * c-common.c (initializer_constant_valid_p): ... here. Use
655 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
657 * c-common.h (initializer_constant_valid_p): Declare.
658 * c-tree.h (initializer_constant_valid_p): Remove.
660 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
662 * config/i386/sol2-c1.asm: Align the stack.
663 * config/i386/sol2-gc1.asm: Likewise.
665 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
667 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
668 -Asparclite for sparc86x.
669 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
671 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
673 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
675 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
676 the user if using the non-default arch size in BI_ARCH configuration.
677 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
679 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
680 Fix patterns so that they actually match.
681 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
682 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
683 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
685 (mulsidi3): Reflect this in the expand.
686 (smulsi3_highpart): Only on TARGET_ARCH32.
687 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
688 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
689 (umulsidi3): Reflect this in the expand.
690 (umulsi3_highpart): Only on TARGET_ARCH32.
691 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
692 don't require g0 to be zero.
693 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
694 ({,u}divsi3): New expands.
695 ({,u}divsi3_sp64): New patterns.
696 (after lshrdi3_v8plus): Four new patterns to help combiner
697 optimizing nested mixed mode shifts.
699 * config/sparc/sparc.c (sparc_override_options): Use deprecated
700 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
701 speed things up. Don't use them by default on plain v9 in 64bit
702 mode, according to what SPAMv9 sais.
704 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
705 top 32 bits of %[og][0-7] in signal handlers.
706 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
708 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
710 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
711 (ashlsi3): Corresponding changes.
713 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
715 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
717 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
719 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
721 * arm.h (Hint): Delete macro.
722 Substitute HOST_WIDE_INT for Hint in some prototypes.
723 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
725 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
727 * builtins.c (expand_builtin_setjmp): Use force_operand to
728 make sure that the buffer address is in a suitable form to be
731 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
733 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
736 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
738 * pa.md (indirect_jump): Remove mode from match_operand. Verify
739 proper mode in the condition string.
740 (icacheflush, dcacheflush): Remove modes from match_operands.
742 * pa.c (emit_move_sequence): Always convert scratch_reg to the
743 proper mode before using it.
745 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
748 * pa.c (store_reg): Do not call add_high_const generator directly.
749 (load_reg, set_reg_plus_d): Likewise.
750 * pa.md (add_high_const): No longer a named pattern.
752 * pa.c (legitimize_address): Consistently use Pmode rather than
753 SImode. Do not call gen_pic2_highpart directly anymore.
754 * pa.md (pic2_highpart): No longer a named pattern.
755 (pic2_lo_sum): Similarly. Reformat to make more readable.
757 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
762 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
764 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
766 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
768 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
769 and tag the spill mems.
770 (hppa_va_start): New.
772 * pa.h (EXPAND_BUILTIN_VA_START): New.
773 (EXPAND_BUILTIN_VA_ARG): New.
775 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
777 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
778 and tag the spill mems.
779 (mn10300_va_start): New.
780 (mn10300_va_arg): New.
781 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
782 (EXPAND_BUILTIN_VA_ARG): New.
784 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
786 * mn10200.c (mn10200_va_arg): New.
787 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
789 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
791 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
792 rather than play with TREE_INT_CST_LOW.
794 1999-07-27 Philip Blundell <pb@nexus.co.uk>
796 * config/arm/telf.h: Include dbxelf.h.
797 (CPP_PREDEFINES): Only define if not already defined.
798 (ASM_IDENTIFY_GCC): Likewise.
799 (SUBTARGET_EXTRA_SECTIONS): Likewise.
800 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
801 * config/arm/thumb.h (LINK_SPEC): Only define if not already
803 (DBX_DEBUGGING_INFO): Don't define.
804 * config/arm/linux-telf.h: New file.
805 * config/arm/linux-tgas.h: New file.
806 * config/arm/t-thumb-linux: New file.
807 * config/arm/uclinux-elf.h: New file.
808 * config/arm/uclinux-telf.h: New file.
809 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
810 thumb-*-uclinux): New targets.
811 * configure: Regenerate.
813 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
815 * pa.md (post_store, pre_load): New expanders.
816 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
817 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
818 need to directly generate RTL for them.
819 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
822 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
824 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
825 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
826 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
827 (secndary_reload_class): Make TARGET_ELF conditional compile.
828 (print_operand_address): Similar.
829 (output_toc): Print all values as hex.
830 (get_issue_rate): Rearrange and add RS64A and PPC630.
831 * rs6000.h (processor_type): Add RS64A and PPC630.
832 (PROCESSOR_POWERPC64): New.
833 (PROMOTE_MODE): Use word_mode.
834 (RTX_COSTS): Add RS64A and PPC630.
835 * rs6000.md (scheduling information): Add lmul and ldiv
836 representing 64-bit integer multiply and divide. Add rs64a and
838 (ashldi3): Add support for "rldic" instruction.
839 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
841 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
843 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
844 instead of V8 for sparclite86x in cpu_table.
846 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
848 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
849 output_file_directive.
851 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
853 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
854 tree for op1, not the rtl.
856 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
858 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
859 to m88k_va_start, leaving only the register spill.
860 (m88k_build_va_list): New.
861 (m88k_va_start): New.
863 * m88k.h (BUILD_VA_LIST_TYPE): New.
864 (EXPAND_BUILTIN_VA_START): New.
865 (EXPAND_BUILTIN_VA_ARG): New.
867 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
869 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
870 Rename from expand_builtin_saveregs.
871 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
873 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
875 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
876 for the register spill block.
877 (i960_build_va_list): New.
878 (i960_va_start): New.
880 * i960.h (BUILD_VA_LIST_TYPE): New.
881 (EXPAND_BUILTIN_VA_START): New.
882 (EXPAND_BUILTIN_VA_ARG): New.
883 * i960.md (store_multiple): Use change_address on individul mems.
885 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
887 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
889 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
890 (expand_builtin_va_end): Evaluate arg for side effects.
891 * c-common.c (c_common_nodes_and_builtins): Construct a
892 va_list_arg_type_node to handle array decomposition to pointer.
894 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
896 * except.c (start_dynamic_cleanup): Use force_operand on the
899 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
901 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
902 * c4x.c (c4x_va_arg): New.
904 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
906 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
909 1999-07-26 Nathan Sidwell <nathan@acm.org>
911 * eh-common.h (__eh_matcher): Prototype correctly.
913 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
915 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
916 (TARGET_SINGLE_PIC_BASE): Likewise.
917 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
919 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
920 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
921 (TARGET_OPTIONS): Add -mpic-register=N.
922 (OUTPUT_INT_ADDR_CONST): New macro.
923 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
924 LEGITIMATE_PIC_OPERAND_P): Likewise.
925 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
926 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
927 output_addr_const directly.
928 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
930 (thumb_pic_register, thumb_pic_register_string): Declare.
932 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
934 (label_mentioned_p): New function: Imported from arm.c.
935 (legitimize_pic_address): New function: Imported from arm.c.
936 (is_pic):New function: Imported from arm.c.
937 (thumb_finalize_pic):New function: Imported from arm.c.
938 (add_constant): Cope with PIC constants.
939 (fixit): Cope with PIC constants.
940 (output_return): Do not treat the PIC register as live if
941 TARGET_SINGLE_PIC_BASE is true.
942 (thumb_function_prologue): Do not treat the PIC register as live if
943 TARGET_SINGLE_PIC_BASE is true.
944 (thumb_expand_prologue): Do not treat the PIC register as live if
945 TARGET_SINGLE_PIC_BASE is true.
946 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
947 TARGET_SINGLE_PIC_BASE is true.
948 (thumb_print_operand): Accept '|'.
949 (thumb_override_options): Process PIC options.
951 * config/arm/thumb.md (movsi): Support PIC.
952 (call_insn): Change "i" constraint to "X".
953 (call_value_insn): Likewise.
954 (consttable_4, consttable_8, consttable_end): Set and clear
955 "making_const_table" as appropriate.
956 (pic_load_addr, pic_add_dot_plus_four): New insns.
958 * invoke.texi (Thumb Options): Fix spelling. Document new
959 options -msingle-pic-base and -mpic-register=.
961 1999-07-26 Andrew Haley <aph@cygnus.com>
963 * config/m32r/initfini.c (__init): Use a full word immediate for
964 __fini: this allows it to be placed in any memory region.
966 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
967 -mmodel=medium. This is OK for all memory models.
969 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
971 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
972 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
974 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
976 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
979 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
981 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
983 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
984 (BUILD_VA_LIST_TYPE): New.
985 (EXPAND_BUILTIN_VA_START): New.
986 (EXPAND_BUILTIN_VA_ARG): New.
987 * i860.c (output_delayed_branch): Disable.
988 (output_delay_insn): Likewise.
989 (i860_saveregs): New.
990 (i860_build_va_list): New.
991 (i860_va_start): New.
993 * i860.md: Disable all peepholes using output_delayed_branch.
994 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
996 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
998 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
999 (BUILD_VA_LIST_TYPE): New.
1000 (EXPAND_BUILTIN_VA_START): New.
1001 (EXPAND_BUILTIN_VA_ARG): New.
1002 * clipper.c (clipper_builtin_saveregs): Only dump registers.
1003 Return the address of the save area.
1004 (clipper_build_va_list): New.
1005 (clipper_va_start): New.
1006 (clipper_va_arg): New.
1008 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
1010 * arc.h (EXPAND_BUILTIN_VA_START): New.
1011 (EXPAND_BUILTIN_VA_ARG): New.
1012 * arc.c (arc_setup_incoming_varargs): Set alias set of
1014 (arc_va_start): New.
1017 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
1019 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
1020 (BUILD_VA_LIST_TYPE): New.
1021 (EXPAND_BUILTIN_VA_START): New.
1022 (EXPAND_BUILTIN_VA_ARG): New.
1023 * alpha.c (alpha_builtin_saveregs): Delete.
1024 (alpha_build_va_list): New.
1025 (alpha_va_start): New.
1026 (alpha_va_arg): New.
1028 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
1030 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
1032 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
1033 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
1035 * gcc.texi: More changes related to list conversion.
1036 * invoke.texi: Likewise.
1038 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
1040 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
1041 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
1042 (expand_builtin_next_arg): Accept ARGLIST not EXP.
1043 (stabilize_va_list): New function.
1044 (std_expand_builtin_va_start): New function.
1045 (expand_builtin_va_start): New function.
1046 (get_varargs_alias_set): New function.
1047 (std_expand_builtin_va_arg): New function.
1048 (expand_builtin_va_arg): New function.
1049 (expand_builtin_va_end): New function.
1050 (expand_builtin_va_copy): New function.
1051 (expand_builtin): Call them.
1052 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
1053 __builtin_{varargs_start,stdarg_start,end,copy}.
1054 (build_va_arg): New function.
1055 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
1056 (build_va_arg): Declare.
1057 * c-decl.c (ptr_type_node, va_list_type_node): New.
1058 * c-parse.gperf (__builtin_va_arg): New.
1059 * c-parse.in (VA_ARG): New token.
1060 (unary_expr): Recognize it.
1061 * expr.c (expand_expr): Expand VA_ARG_EXPR.
1062 * expr.h (std_expand_builtin_va_start): Declare.
1063 (std_expand_builtin_va_arg): Declare.
1064 (expand_builtin_va_arg): Declare.
1065 (get_varargs_alias_set): Declare.
1066 * tree.def (VA_ARG_EXPR): New.
1067 * tree.h (BUILT_IN_VARARGS_START): New.
1068 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
1069 (ptr_type_node, va_list_type_node): Declare.
1070 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
1071 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
1072 * m88k.h, m88k.c: Likewise.
1073 * mn10300.h, mn10300.c: Likewise.
1074 * pa.h, pa.c: Likewise.
1075 * rs6000.h, rs6000.c: Likewise.
1076 * sh.h, sh.c: Likewise.
1077 * sparc.h, sparc.c: Likewise.
1079 * emit-rtl.c (operand_subword): Copy alias set.
1080 (change_address): Likewise.
1082 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
1084 * pa.c (compute_frame_size): Scan all the used callee saved registers,
1085 not just the first one.
1087 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
1089 * config/arm/arm.h (TARGET_SWITCHES): Add
1090 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
1091 (TARGET_OPTIONS): Add -mpic-register=.
1092 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
1093 (arm_pic_register_string): Declare.
1094 (NEED_PLT_GOT): Delete, replace with ...
1095 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
1096 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
1097 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
1098 * config/arm/arm.c (arm_override_options): Add new option
1100 (arm_pic_register_string): New variable.
1101 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
1102 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
1103 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
1104 (output_return_instruction): Likewise.
1105 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
1106 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
1107 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
1109 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
1110 mention of -msched-prolog. Document new options -msingle-pic-base
1111 and -mpic-register=.
1113 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
1115 * haifa-sched.c (reemit_notes): Tidy.
1116 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
1119 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
1121 * explow.c (trunc_int_for_mode): New function.
1122 (plus_constant_wide): Use it.
1123 * combine.c (simplify_and_const_int): Likewise.
1124 (merge_outer_ops): Likewise.
1125 (simplify_shift_const): Likewise.
1126 * cse.c (simplify_unary_operation): Likewise.
1127 (simplify_binary_operation): Likewise.
1128 * emit-rtl.c (operand_subword): Likewise.
1129 * rtl.h: Declare it.
1131 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1133 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
1134 (use NUM_REGS instead of NUM_INTS).
1136 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1138 * builtins.c: New file.
1139 * expr.c (saveregs_value, apply_args_value): Delete definition,
1140 moved into builtins.c.
1141 (string_constant): No longer static.
1142 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
1143 apply_args_size, apply_result_size, result_vector,
1144 expand_builtin_apply_args, expand_builtin_apply,
1145 expand_builtin_return): Delete functions, moved into builtins.c.
1146 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
1147 * expr.h (saveregs_value, apply_args_value): Declare variables.
1148 (expand_builtin, string_constant): Declare functions.
1149 * Makefile.in: Update to build builtin.o.
1151 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1153 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
1154 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
1155 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
1156 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
1158 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
1161 1999-07-21 Michael Meissner <meissner@cygnus.com>
1163 * print-rtl.c (print_rtx): Print the names of the virtual
1166 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
1168 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
1169 introduced in previous delta.
1171 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1173 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
1174 to avoid name clash.
1176 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
1178 * c-lex.c (yylex) : Correct the test for overflow when lexing
1181 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
1183 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
1184 (adjust_priority): Always call ADJUST_PRIORITY.
1185 (schedule_insn): Only put insns into the ready at cost 0.
1186 (schedule_block): Remove redundant initial sort. Give clock_var
1187 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
1189 * tm.texi (MD_SCHED_REORDER): Update docs.
1191 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
1192 * sparc.c (ultra_reorder_called_this_block): Delete.
1193 (ultrasparc_sched_init): Don't set it.
1194 (ultrasparc_sched_reorder): Don't check it.
1196 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
1198 * rs6000.h (struct rs6000_args): Add sysv_gregno.
1199 * rs6000.c (init_cumulative_args): Init sysv_gregno.
1200 (function_arg_boundary): Align DFmode.
1201 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
1202 to get fp reg and stack overflow correct.
1203 (function_arg): Likewise.
1204 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
1205 (setup_incoming_varargs): Restructure for ABI_V4; use
1206 function_arg_advance to skip final named argument.
1207 (expand_builtin_saveregs): Properly unskip the last integer arg
1208 when doing varargs. Adjust overflow location calculation.
1210 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
1211 explicitly unsigned.
1212 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
1213 (__VA_GP_REGSAVE): Similarly.
1214 (__va_longlong_p): Delete.
1215 (__va_arg_type_violation): New declaration.
1216 (va_arg): Restructure. Flag promotion errors. Align double.
1217 TFmode passed by reference.
1219 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
1220 in the HOST_BITS_PER_WIDE_INT > 32 case.
1222 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
1224 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
1226 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
1228 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
1229 * toplev.c (documented_lang_options): Add -fpreprocessed.
1230 * cpplib.h (struct cpp_buffer): Add preprocessed.
1231 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
1232 (cpp_start_read): Don't expand macros or emit an initial #line
1233 directive if -fpreprocessed.
1235 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
1237 * cpplib.h (struct cpp_buffer): Added manual_pop for
1238 better C++ tokenization.
1239 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
1240 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
1241 * c-common.c (cpp_token): Make non-static.
1243 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1245 * c-common.h: New file.
1246 * c-common.c (permanent_obstack): Delete unused declaration.
1247 (c_global_trees): New array.
1248 (c_common_nodes_and_builtins): New function; split off common code
1249 from init_decl_processing in both c-decl.c and cp/decl.c.
1250 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
1251 c_global_trees and accessor macros defined in c-common.h.
1253 * c-decl.c: Delete definitions for tree nodes that were replaced by
1255 (init_decl_processing): Build void_list_node.
1256 Call c_common_nodes_and_builtins; delete code to generate the common
1258 * objc/objc-act.c (build_module_descriptor): Rename variable
1259 void_list_node to avoid clash with c-common.h.
1261 * Makefile.in: Update dependencies.
1262 * objc/Make-lang.in: Likewise.
1264 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
1266 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
1267 (UNIQUE_SECTION_P): Likewise.
1268 (UNIQUE_SECTION): Likewise.
1270 1999-07-19 Linas Vepstas <linas@linas.org>
1272 * config/i370/README: New file.
1273 * config/i370/linux.h: New file.
1274 * config/i370/mvs.h: New file.
1275 * config/i370/oe.h: New file.
1276 * config/i370/t-linux: New file.
1277 * config/i370/t-mvs: New file.
1278 * config/i370/t-oe: New file.
1279 * config/i370/x-oe: New file.
1280 * config/i370/xm-linux.h: New file.
1281 * config/i370/xm-mvs.h: New file.
1282 * config/i370/xm-oe.h: New file.
1284 * i370.c (label_node_t): Add first_ref_page, label_addr,
1285 label_first_ref, label_last_ref members.
1286 (mvs_need_base_reload): Renamed from mvs_label_emitted.
1287 (MAX_MVS_LABEL_SIZE): Define.
1288 (MAX_LONG_LABEL_SIZE): Define.
1289 (alias_node_t, alias_anchor, alias_number): New.
1290 (mvs_function_table): Reorder for EBCDIC.
1291 (ascebc, ebcasc): Unconditionally define.
1292 (i370_branch_dest, i370_branch_length): New functions.
1293 (i370_short_branch, i370_label_scan): New functions.
1294 (mvs_get_label): Renamed from mvs_add_label. Search for
1295 an existing label before creating a new one.
1296 (mvs_add_label): New function.
1297 (mvs_get_label_page): New function.
1298 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
1299 over the entire list.
1300 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
1301 (mvs_check_page) [TARGET_ELF_ABI]: New function.
1302 (mvs_add_alias, mvs_need_alias): New functions.
1303 (mvs_get_alias, mvs_check_alias): New functions.
1304 (handle_pragma): New function.
1305 (mvs_function_check): New function.
1306 (unsigned_jump_follows_p): Search harder.
1307 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
1308 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
1309 * i370.h (TARGET_VERSION): Delete.
1310 (CPP_SPEC, CPP_PREDEFINES): Delete.
1311 (mvs_label_emitted): Delete.
1312 (TARGET_EBCDIC): Delete.
1313 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
1314 (HANDLE_PRAGMA): Define.
1315 (HARD_REGNO_NREGS): Handle complex modes.
1316 (HARD_REGNO_MODE_OK): Likewise.
1317 (CLASS_MAX_NREGS): Likewise.
1318 (RET_REG): Likewise.
1319 (EXTRA_CONSTRAINT): Define.
1320 (RETURN_IN_MEMORY): True for DImode.
1321 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
1322 (FUNCTION_PROFILER): Delete.
1323 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
1324 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
1325 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
1326 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
1327 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
1328 (ASM_FILE_START): Add "RMODE ANY".
1329 (ASM_OUTPUT_EXTERNAL): Check for aliases.
1330 (ASM_GLOBALIZE_LABEL): Likewise.
1331 (ASM_OUTPUT_LABELREF): Likewise.
1332 (ASM_OUTPUT_COMMON): Likewise.
1333 (PRINT_OPERAND): Handle 'K', 'W', default.
1334 (PRINT_OPERAND_ADDRESS): New.
1335 (Lots of defines): Add support for TARGET_ELF_ABI.
1336 * i370.md (attr length): New. Define for all patterns.
1337 (*): Lots of tweeks to assembly output and constraints.
1339 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
1341 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
1342 Disable patterns performing SImode comparisons with SImode values
1343 if TARGET_POWERPC64 and instruction does not sign-extend or does
1344 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
1345 differ for signed quantities.
1346 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
1347 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
1348 (decrement_and_branch_on_count): Add 64-bit variant.
1350 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1352 * final.c (output_asm_insn): When searching for the matching string
1353 for a given dialect, don't run past the end of the list of
1354 alternatives if there are fewer alternatives in the template than
1357 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
1359 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
1360 Removed paragraph about compression of files and size limitation,
1361 duplicated in the FAQ. Use gcc-patches for posting patches.
1362 * gcc.c (main): Updated URL with bug reporting instructions to
1363 gcc.gnu.org. Removed e-mail address.
1364 * system.h (abort): Likewise.
1366 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1368 * Makefile.in (stmp-multilib-sub): Make the files extracted
1369 from $(LIBGCC1) writable.
1371 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
1373 * config/arm/aout.h: Reformat for improved readability.
1375 * config/arm/arm.h: Reformat for improved readability.
1376 Replace uses of fprintf with asm_fprintf where appropriate.
1377 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
1378 function declaration assembler actions.
1379 (NUM_INTS): New macro: Convert from bytes to words.
1380 (NUM_REGS): New macro: Compute number of registers required to
1381 hold a quanitity of tyep MODE.
1382 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
1384 (NUM_ARG_REGS): New macro: The number of argument registers
1386 (ARG_REGISTER): New macro: Compute the register number of the Nth
1388 (LAST_ARG_REGNUM): New macro: The number of the last argument
1390 (SP_REGNUM): New macro: Register number of the stack pointer.
1391 (FP_REGNUM): New macro: Register number of the frame pointer.
1392 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
1393 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
1394 CUMULATIVE_ARGS so that it counts registers not bytes.
1396 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
1398 Replace uses of fprintf with asm_fprintf where appropriate.
1399 (output_ascii_pseudo_op): Replace with version from thumb.c
1401 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
1403 * config/arm/elf.h (CPP_PREDEFINES): Replace with
1405 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
1406 (ASM_FILE_START): Emit ASM_APP_OFF.
1408 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
1410 * pa.c (compute_frame_size): Round frame according to
1411 STACK_BOUNDARY rather than a hardwired value.
1413 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
1415 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
1417 * configure: Rebuilt.
1419 * configure.in (hppa*-*-linux*): New configuration.
1420 * configure: Rebuilt.
1421 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
1422 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
1423 * pa/pa-linux.h: New file.
1424 * pa/t-linux: New file.
1425 * pa/xm-linux.h: New file.
1427 * pa.c (hppa_legitimize_address): Change references from SImode to
1428 either Pmode or word_mode as appropriate.
1429 (emit_move_sequence, store_reg, load_reg): Likewise.
1430 (set_reg_plus_d, hppa_expand_prologue): Likewise.
1431 (output_mul_insn): Likewise.
1432 * pa.h (PROMOTE_MODE): Likewise.
1433 (INITIALZE_TRAMPOLINE): Likewise.
1434 (Pmode): Define to word_mode.
1436 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
1437 value of 4. Allocate 8 bytes for each FP register save.
1438 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
1440 (hppa_expand_prologue): Likewise.
1441 * pa.h (PROMOTE_MODE): Likewise.
1442 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
1443 (FUNCTION_ARG_BOUNDARY): Likewise.
1445 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
1447 * pa.c (out_of_line_prologue_epilogue): Delete.
1448 (override_options): Remove -mspace related code.
1449 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
1450 (compute_frame_size): Only allocate space for register that
1451 actually need to be saved.
1452 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
1453 (TARGET_SWITCHES): Remove -mspace, -mno-space
1454 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
1455 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
1456 * pa/ee.asm, pa/ee_fp.asm: Delete.
1458 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
1460 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
1461 directive in column zero.
1463 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
1465 * m68k.c (output_function_prologue): Fix computation of save mask
1466 when generating PIC code.
1468 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
1470 * tree.c (build_type_attribute_variant): Move current_obstack restore
1471 after build_qualified_type call.
1473 1999-07-15 Mark Mitchell <mark@codesourcery.com>
1475 * configure.in: Use t-iris6, even with GNU LD.
1476 * config/mips/iris6gld.h: Fix typo in linker spec.
1477 * config/mips/t-iris6gld: Remove.
1479 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
1481 * rs6000.md (insv, extzv): Remove SImode dependence in named
1482 patterns. Explicitly generate DImode RTL if PowerPC64 and
1484 (insvdi): Reverse start and size in instruction template.
1486 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
1488 * invoke.texi: Typo fixes.
1490 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
1492 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
1493 handle at this time instead of silently generating incorrect code.
1494 (gen_imagpart): Likewise.
1496 * reload.c (find_reloads): Emit a USE for a pseudo register without
1497 a hard register if we could not create an optional reload for the
1500 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1502 * c-typeck.c (output_init_element, process_init_element):
1503 When advancing constructor_unfilled_fields for a RECORD_TYPE,
1504 check for nameless bit fields.
1506 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
1508 * regclass.c (scan_one_insn): Notice subregs that change the
1509 size of their operand.
1510 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
1512 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
1514 * configure.in (alpha*-*-*): Include alpha/t-ieee.
1515 * configure: Rebuilt.
1516 * alpha/t-ieee: New file.
1518 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
1520 * rs6000.c (find_addr_reg): Do not select r0 as an address
1523 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
1525 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
1527 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
1529 * rs6000.md (movsf): Do not force easy FP constants into memory.
1531 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
1532 immed_double_const to ensure they are properly truncated then
1535 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
1537 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
1538 always unless NO_DEBUG is used. Compile this code
1540 (replace_symbols_in_block): Compile it unconditionally.
1542 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
1544 * configure.in (i?86-*-elf*): New target.
1545 * configure: Rebuilt.
1546 * i386/i386elf.h, i386/t-i386elf: New files.
1548 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
1550 * toplev.c (main): Don't complain about saying -gdwarf.
1551 (rest_of_compilation): Remove redundant code.
1553 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
1555 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
1557 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
1559 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
1560 "Li960R:", to avoid name clash.
1562 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1564 * loop.c (check_dbra_loop): When reversing a loop, delete all
1565 REG_EQUAL notes referencing the reversed biv except those which are
1566 for a giv based on it.
1568 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
1570 * version.c: Drop "gcc-" prefix from version #.
1572 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
1574 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
1575 the label if we're being verbose.
1577 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
1579 * m68k.c (output_function_prologue): Add pic register to mask
1580 if live and flag_pic.
1581 (output_function_epilogue): Likewise.
1583 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
1585 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
1586 directives in column zero.
1588 * pa/elf.h (ASM_FILE_START): Define.
1589 * pa/som.h (ASM_FILE_START): Include .level directives.
1590 * pa/hpux10.h (ASM_FILE_START): Delete.
1591 * pa/hpux11.h (ASM_FILE_START): Delete.
1593 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
1595 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1597 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
1598 when reload_out equals reload_in.
1600 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
1602 * invoke.texi (Spec Files): New node: Describe the contents of
1605 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
1607 * invoke.texi (DEC Alpha Options): Put @end table at
1608 beginning of line, to avoid confusing texi2html.
1610 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
1612 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
1613 introduced in previous delta.
1615 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1617 * reload1.c (gen_reload): When synthesizing a 3 operand add
1618 sequence, improve test for when to reload OP1 into the reload
1619 register instead of OP0.
1621 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
1623 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
1625 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
1627 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
1630 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
1632 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
1633 (va_dcl): Use __builtin_va_alist_t.
1635 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
1637 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
1638 on the permanent_obstack.
1639 * dwarfout.c (output_type): Likewise.
1641 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
1643 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
1644 Merged from c-typeck.c and cp/typeck.c.
1645 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
1646 Merged into c-common.
1648 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
1650 * c-lex.c (errorcount): Declare it.
1651 (finish_parse): Update errorcount when using CPPLIB.
1653 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
1655 * fixinc/inclhack.def(end_else_label): Double the backslash so
1656 sed gets a chance to see it.
1657 * fixinc/inclhack.sh: regen
1658 * fixinc/fixincl.x: regen
1660 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
1662 Add framework to support armv5 architecture when it becomes
1665 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
1666 (arm_arch5): New variable.
1667 (all_architectures): Add armv5 line.
1668 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
1669 -march=armv5 is specified on the command line.
1670 (arm_arch5): Export this variable.
1671 * invoke.texi: Document new string accepted by -march= switch for
1674 * config/arm/arm.h: Replace use of constant 12 as a register
1675 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
1676 * config/arm/arm.c: Replace use of constant 12 as a register
1677 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
1679 * config/arm/elf.h: Tidy up.
1680 * config/arm/coff.h: Tidy up.
1682 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
1684 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
1685 * gcc/config/mips/t-iris6gld: New file.
1686 * gcc/config/mips/iris6gld.h: Likewise.
1688 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
1690 * c-decl.c (widest_integer_literal_type_node,
1691 widest_unsigned_literal_type) : New.
1692 (init_decl_processing): Handle/use the two new types.
1693 * c-common.c (type_for_size,type_for_mode) : Same.
1694 * c-lex.c (yylex) : Same.
1695 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
1697 * c-tree.h (widest_integer_literal_type_node,
1698 widest_unsigned_literal_type) : New.
1700 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
1702 * dwarfout.c (field_byte_offset): Correctly compute the object's
1703 byte offset for the first bit of a field which crosses an alignment
1704 boundary on a !BYTES_BIG_ENDIAN target.
1706 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
1708 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
1711 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
1712 Jeff Law <law@cygnus.com>
1714 * ginclude/varargs.h (va_dcl): Use word_mode for type of
1717 * except.c: Include intl.h.
1718 (expand_eh_return): Set current_function_cannot_inline.
1719 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
1720 * function.h (struct function): Add eh_return_stub_label.
1721 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
1722 * Makefile.in (except.o): Depend on intl.h.
1724 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
1726 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
1727 same as offsettable in cases 1 and 2.
1729 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
1731 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
1732 (extlh, extwh): Likewise.
1734 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
1736 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
1738 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
1740 * configure.in: Add arm-pe and thumb-pe targets.
1741 * configure: Regenerate.
1743 * thumb.c (arm_naked_function_p): New function: Determines if
1744 a function is naked (has no gcc generated prologue/epilogue).
1745 (is_called_in_ARM_mode): Return true if the func has the
1746 interfacearm attribute.
1747 (output_return): Do not generate a return for naked functions.
1748 (thumb_function_prologue): Do not generate a prologue for
1750 (thumb_expand_prologue): Do not generate a prologue for naked
1752 (thumb_expand_epilogue): Do not generate an epilogue for naked
1754 (arm_valid_machine_decl_attribute): New function, copied from
1755 arm.c: Permit naked and interfacearm attributes.
1757 * config/arm/pe.c: New file: Support code for arm-pe target.
1758 * config/arm/pe.h: New file: Header file for arm-pe target.
1759 * config/arm/tpe.h: New file: Header file for thumb-pe target.
1760 * config/arm/t-thumb-pe: New file: Makefile fragment for
1763 1999-07-01 Mark Kettenis <kettenis@gnu.org>
1765 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
1766 -fPIC or -fpic is specified.
1768 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
1770 * expr.c (emit_block_move): Use copy_to_mode_reg for
1771 !TARGET_MEM_FUNCTIONS case too.
1773 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
1775 * configure: Rebuilt.
1776 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
1777 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
1778 definitions made redundant by dbxelf.h inclusion. Delete
1779 lots of definitions related to assembly output that are
1780 specific to the SOM object format.
1781 * pa.c (output_function_prologue): Do not emit the function's
1783 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
1784 * pa-pro.h: Deleted.
1785 * som.h: New file with SOM specific definitions.
1786 * elf.h: New file with ELF specific definitions.
1788 * elfos.h (const_section): Output a tab before assembler directives.
1789 (ctors_section, dtors_section): Likewise.
1790 (ASM_OUTPUT_SECTION_NAME): Likewise.
1792 * pa/pa1.h: Delete unused file.
1794 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
1796 * configure.in (hppa*-hp-hpux11*): New configuration.
1797 * configure: Rebuilt.
1798 * pa/pa-hpux11.h: New file.
1799 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
1802 * mips.md (leasi, leadi): New patterns.
1804 * expr.c (emit_block_move): Properly handle case where one of the
1805 block move arguments has a queued increment or decrement.
1806 (clear_storage): Similarly. Fix formatting goof.
1808 1999-06-28 "David O'Brien" <obrien@NUXI.com>
1810 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
1811 semicolon from the BSD VA_LIST replacement expression.
1813 * fixinc/inclhack.sh: regen
1814 * fixinc/fixincl.x: regen
1816 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
1817 now use the fixincl program.
1819 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
1821 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
1822 case. Also make the PIC register call_used.
1824 * m68k.h (FINALIZE_PIC): Delete.
1825 * m68k.c (finalize_pic): Delete.
1827 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
1829 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
1832 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
1834 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
1836 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
1838 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
1840 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
1842 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
1844 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
1846 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
1848 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
1850 * rs6000.c (output_toc): Always use hex values for floating-point
1851 constants. Store single-precision values in upper-half of TOC
1852 entry in 64-bit mode.
1853 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
1854 to final constraints.
1855 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
1856 (fctiwz): Improve accuracy of RTL for pattern.
1858 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
1860 * expr.c (expand_expr): Allow RTL_EXPR's through the
1861 MAX_INTEGER_COMPUTATION_MODE checks.
1863 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
1865 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
1866 such that MASK_SUPPORT_ARCH is not negative.
1868 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
1870 * loop.c (verify_dominator): Properly handle ADDR_VEC and
1871 ADDR_DIFF_VEC insns that appear inside loops.
1873 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
1874 Jeff Law <law@cygnus.com>
1876 * rs6000.md (movdf_hardfloat32): Revert previous patch.
1877 Handle LO_SUM the same as offsettable in cases 1 and 2.
1878 * rs6000.c (find_addr_reg): Revert previous patch.
1880 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
1882 * system.h (strstr): New external function declaration.
1883 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
1884 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
1885 * config.in, configure: Rebuilt.
1887 1999-06-24 Tom Tromey <tromey@cygnus.com>
1889 * gcc.c (main): Read user-specified specs files after computing
1890 additional startfile_prefixes.
1892 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
1894 Revert these two patches:
1896 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1897 * loop.c (strength_reduce): When doing biv->giv conversion, update
1898 reg note of NEXT->insn.
1900 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1901 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
1903 (recombine_givs): Set ix field after sorting.
1905 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1907 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
1908 for the parts of an UNSPEC / UNSPEC_VOLATILE.
1910 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
1912 *fixinc/inclhack.def: Add fix development commentary
1913 (read_ret_type): reactivate and add selection clause
1914 (zzz_*): tweak output file name to match what is used in hackshell.tpl
1915 *fixinc/{fixincl.x|inclhack.sh}: regen
1917 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
1919 * expr.c (expand_expr): STRIP_NOPS before checking against
1920 MAX_INTEGER_COMPUTATION_MODE
1921 (check_max_integer_computation_mode): Likewise.
1923 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
1925 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
1927 1999-06-22 Jim Wilson <wilson@cygnus.com>
1929 * expr.c (store_expr): When target is a promoted subreg, return a
1930 promoted subreg as a result.
1932 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
1934 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
1936 (dwarf2out_define): Mark unused parameters appropriately.
1937 (gen_unspecified_parameters_die): Ditto.
1938 (gen_subprogram_die): Fix signed/unsigned warnings.
1939 (gen_variable_die): Ditto.
1941 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
1943 * fixinc/inclhack.def(end_else_label): combined else_label
1944 and endif_label and fixed the sed expression.
1945 *fixinc/{fixincl.x|inclhack.sh}: regen
1947 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
1949 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
1950 'x' when handling non-offsettable addresses
1952 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
1954 * final.c (shorten_branches): Don't try to split an insn that has
1957 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
1959 * config/mips/mips.c (symbolic_expression_p): New function.
1960 (mips_select_rtx_section): Put symbolic expressions in the
1961 data section, not the read-only data section.
1963 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
1965 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
1967 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
1969 * collect2.c (main): Log frame table count.
1970 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
1971 (scan_prog_file) [COFF]: Handle frame tables.
1973 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
1974 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
1975 * alpha/elf.h: Undef them again.
1976 * alpha/vms.h: Remove their definitions.
1978 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1980 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
1981 remove the clobber of r0 and change the REG_UNUSED note to
1984 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
1986 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
1987 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
1988 fits in HOST_WIDE_INT and one uses union to access a long constant
1991 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
1993 * sparc.c (sparc_override_options): Don't allow profiling for
1994 code models other than medlow.
1995 (sparc_function_profiler): New function from old FUNCTION_PROFILER
1996 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
1997 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
1998 (sparc_block_profiler): Likewise.
1999 (sparc_function_block_profiler_exit): Likewise.
2000 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
2001 (FUNCTION_BLOCK_PROFILER): Likewise.
2002 (BLOCK_PROFILER): Likewise.
2003 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
2004 (MCOUNT_FUNCTION): New.
2005 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
2006 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
2007 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
2008 (MCOUNT_FUNCTION): New.
2009 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
2010 (BLOCK_PROFILER): Delete.
2011 (MCOUNT_FUNCTION): New.
2013 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
2015 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
2017 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
2019 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
2022 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
2025 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
2028 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
2031 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
2033 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
2036 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
2038 * i386/djgpp.h (LIB_SPEC): New.
2039 (STARTFILE_SPEC): New.
2041 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
2043 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
2045 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
2048 * system.h (WSTOPSIG): New macro.
2050 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
2052 * c-pragma.c (push_alignment): Don't ignore alignments greater than
2054 (insert_pack_attributes): Take into account member natural
2057 * i386/winnt.c (exports_head): New static variable.
2058 (i386_pe_record_exported_symbol): New function.
2059 (i386_pe_asm_file_end): Use.
2060 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
2061 symbols to be emitted at end of assembly.
2062 (ASM_DECLARE_OBJECT_NAME): Likewise.
2063 (ASM_DECLARE_FUNCTION_NAME): Likewise.
2065 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
2068 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
2070 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
2073 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
2075 * haifa-sched.c (sched_analyze_1): Use free_list instead of
2076 zapping reg_last_uses directly.
2077 (sched_analyze_2, sched_analyze_insn): Likewise.
2078 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
2080 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
2082 * rs6000.md (movdf_hardfloat32): Use worst case insn length
2083 attributes for cases 1 and 2.
2085 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
2087 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
2090 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
2092 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
2094 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
2096 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
2097 PIC_OFFSET_TABLE_REGNUM for general alloaction.
2098 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
2099 must be stacked if it is used for PIC accesses.
2100 * arm.c (use_return_insn): Handle PIC register specially.
2101 (output_return_instruction): Likewise.
2102 (output_func_{prologue,epilogue}): Likewise.
2103 (output_expand_prologue): Likewise.
2105 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
2106 (*strsi_predec): Renamed from *strqi_predec.
2107 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
2108 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
2110 * arm.c (arm_override_options): Remove warning about PIC code
2111 not being supported.
2113 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
2115 * rs6000.c (find_addr_reg): New function.
2116 * rs6000.h (find_addr_reg): Declare.
2117 (offsettable_addr_operand): Delete.
2118 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
2119 from and stores to GPRs.
2121 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
2123 * alpha.c (alpha_expand_block_move): Use get_insns rather than
2124 gen_sequence as argument to emit_no_conflict_block.
2126 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2128 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
2129 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
2130 *fixinc/fixincl.x: regen
2131 *fixinc/inclhack.sh: regen
2133 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
2135 * added support for -mpcrel (PC relative addressing for m68k)
2136 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
2137 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
2138 * m68k.c (print_operand_address): Handle 32-bit PIC case.
2139 (comments for general_src_operand): Add some explanation
2140 about EXTRA_CONSTRAINTS.
2141 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
2142 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
2143 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
2144 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
2145 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
2146 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
2147 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
2149 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
2150 * m68k.h (TARGET_PCREL): New target flag.
2151 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
2152 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
2153 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
2154 contains a SYMBOL_REF. Relax this constraint during reload, since
2155 we want to use the predicates, not reload's built-in concept of a
2156 valid memory address, to control what insns need reloading.
2157 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
2158 operands (essentially 'g', 'm', and 's' under normal circumstances).
2159 * m68k.c (print_operand): Cause printing of pc-relative addresses
2160 to include pc register.
2161 (print_operand_address): Ditto.
2162 (general_src_operand): Accept operands that are not only
2163 general_operands, but are also valid when used as a pc-relative
2165 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
2166 (memory_src_operand): Similar, for memory_operands.
2167 (pcrel_address): New predicate to accept the special case of a
2168 pc-relative address.
2169 * m68k.md (many patterns): Rewrite common SImode, HImode, and
2170 QImode insns to accept *_src_operand instead of *_operand where
2171 pc-relative operands can fit. For example, a pc-relative operand
2172 can be used as a memory source operand for addsi3, but not as a
2174 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
2176 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
2178 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
2179 .thumb_set pseudo op to mark aliases of thumb functions.
2181 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
2183 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
2184 preference to ASM_OUTPUT_DEF, if it is defined.
2186 * tm.texi: Document new, optional target macro
2187 ASM_OUTPUT_DEF_FROM_DECLS.
2189 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2191 * fixincludes: ISCNTL patch
2192 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
2193 (dgux_int_varargs): new for DG/UX
2194 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
2196 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
2198 * invoke.texi (ia32 options): Fix typo.
2200 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2202 * loop.c (strength_reduce): When doing biv->giv conversion, update
2203 reg note of NEXT->insn.
2205 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
2207 * loop.c (move_movables): Note issues with replacing REGs with
2209 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
2211 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
2213 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
2215 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
2216 the reference to `mcount' was not correct for the ELF on FreeBSD.
2218 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2220 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
2223 (recombine_givs): Set ix field after sorting.
2225 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
2227 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
2228 to safe to extract a subword out of a REG.
2230 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2232 * sh.md (mulsi3): Don't add a no-op move at the end.
2234 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2236 * cse.c (cse_insn): Don't put hard register source into tables for
2237 the last insn of a libcall.
2239 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2241 * loop.c (strength_reduce): Insert sets of derived givs at every
2242 biv increment, even if it's the only one.
2244 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
2246 * dwarfout.c (add_incomplete_type): New fn.
2247 (output_type): Call it.
2248 (retry_incomplete_types): New fn.
2249 (dwarfout_finish): Call it.
2251 From Eric Raskin <ehr@listworks.com>:
2252 (output_type): Output types for bases.
2254 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
2256 * mips.c (mips_output_conditional_branch): Add `break'
2257 between `default' label and `close braces'.
2259 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
2261 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
2262 specifications and make it realistic.
2263 (LIB_SPEC): Likewise.
2265 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
2267 * config/mips/mips.c (mips_secondary_reload_class): Check for
2268 (PLUS (SP) (REG)) and return appropriate register class.
2269 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
2270 Handle (PLUS (SP) (REG)).
2271 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
2272 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
2273 of emit_insn for tablejump.
2275 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
2277 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
2278 asm_fprintf format string by itself.
2279 (output_function_profiler): Likewise.
2281 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
2283 * combine.c (simplify_logical, case AND): Only call
2284 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
2285 or the constant is positive.
2287 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
2289 * configure.in: Fix typo in rs6000-ibm-aix4 case.
2290 * configure: Regenerate.
2292 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
2294 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
2295 require a sub-version #.
2296 * configure: Rebuilt.
2298 1999-06-14 Robert Lipe (robertlipe@usa.net)
2300 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
2302 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
2304 * c-typeck.c (process_init_element): Detect excess elements in
2305 char array initializer.
2307 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
2309 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
2311 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
2313 * invoke.texi (Option Summary): Add -fpermissive flag.
2315 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
2317 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
2318 that require PIC code sequences.
2320 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
2322 * configure.in: Add new target: thumb-elf.
2323 * configure: Regenerate.
2324 * config/arm/t-thumb-elf: New file: Makefile fragment for
2326 * config/arm/telf.h: New file: Header file for thumb-elf
2329 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
2331 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
2332 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
2333 initializers is some circumstances.
2335 * fixinc/inclhack.def (endif_label): Add additional selector for
2336 more bogus stuff after #endif statements.
2337 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2339 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
2341 * i386/cygwin.h (SET_ASM_OP): Define.
2343 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
2345 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
2347 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2349 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
2352 * sh.md (ic_invalidate_line_i): Remove second alternative.
2354 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2356 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
2357 test for the presence of valid prototypes. Delete bypass expr.
2358 (ioctl_fix_ctrl): Correct the selection expression.
2359 (no_double_slash): Correct quoting rules
2360 *fixinc/fixincl.x: regen
2361 *fixinc/inclhack.sh: regen
2363 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
2365 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
2367 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2369 * rs6000.md (movsi_got_internal_mem): Delete.
2370 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
2371 (GOT_TOC_REGNUM): Delete.
2372 (PIC_OFFSET_TABLE_REGNUM): Define.
2373 (FINALIZE_PIC): Disable.
2374 * rs6000.c (rs6000_got_register): New code for fixed pic register.
2375 (rs6000_replace_regno): Delete.
2376 (rs6000_finalize_pic): Likewise.
2377 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
2379 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2381 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
2382 is a note; use <= for the compare; advance P while it is
2385 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
2387 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
2388 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
2390 * varasm.c (remove_from_pending_weak_list): Verify t->name
2391 is non-NULL before passing it to strcmp.
2393 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2395 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
2396 the typed arguments are not part of a comment
2397 (ioctl_fix_ctrl): Added a purpose comment
2398 *fixinc/fixincl.x: regenerate
2399 *fixinc/inclhack.sh: regenerate
2401 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2403 * invoke.texi: Add C4x invocation docs.
2405 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2407 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
2409 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
2411 (c4x_legitimize_reload_address): New function.
2412 * config/c4x/c4x.md: Update docs.
2414 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
2416 * fixincludes: Avoid removing '.'.
2417 * fixinc/fixinc.svr4: Likewise.
2418 * fixinc/fixinc.winnt: Likewise.
2419 * fixinc/inclhack.tpl: Likewise.
2420 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
2422 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
2426 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
2428 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
2430 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
2433 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
2435 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
2436 * configure: Regenerate.
2438 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
2440 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
2443 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
2445 * fixinc/inclhack.def (avoid_bool): Also catch
2446 "typedef [unsigned] int bool".
2447 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
2449 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
2450 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
2451 * configure: Rebuilt.
2453 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
2455 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
2456 such that we can override its definitions if necessary.
2457 (CPP_SPEC): New define. Support processor specific predefines via
2459 (CC1_SPEC): New define. Support processor specific compiler
2460 options via %(cc1_cpu).
2461 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
2464 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2466 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
2467 between sed's -e flag, and the open-quote following it.
2468 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
2470 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
2471 Jeffrey A Law (law@cygnus.com)
2473 * varasm.c (assemble_start_function): Remove the function
2474 from the pending weak decls list when we define a function.
2475 (assemble_variable): Similarly for variables.
2476 (weak_finish): Ignore items on the list with a NULL name.
2477 (remove_from_ending_weak_list); New function to "remove" an item
2478 from the pending weak declarations list.
2480 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
2482 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
2484 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
2486 * c-lex.c (GETC): Redefine to call getch.
2487 (UNGETC): Redefine to call put_back.
2488 (putback_buffer): New structure type.
2489 (putback): New static structure.
2490 (getch): New function.
2491 (put_back): New function.
2492 (yylex): Replace unused bytes from bad multibyte character.
2494 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
2496 * cpplib.c (do_define): Cast `alloca' return value.
2497 (do_include, do_undef, do_pragma): Likewise.
2498 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
2500 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
2501 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
2503 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
2505 * sparc.md (abstf2): This should be an expand.
2506 (split after abstf2_notv9): Fix mode.
2507 (abstf2_hq_v9): New pattern.
2508 (abstf2_v9): Only use when no hard quad.
2509 (absdf2_v9): Fix if target is not the same as source.
2510 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
2511 Add correct output constraints.
2513 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
2515 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
2516 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
2518 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
2520 * mips.h (mips_output_conditional_branch): New function.
2521 (mips_adjust_insn_length): Likewise.
2522 (ASSEMBLER_SCRATCH_REGNUM): New macro.
2523 (ADJUST_INSN_LENGTH): Likewise.
2524 * mips.c (print_operand): Add `F' and `W' for floating-point
2526 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
2528 (mips_adjust_insn_length): New function.
2529 (mips_output_conditional_branch): New function.
2530 * mips.md (length): Adjust attribute definition to handle
2531 conditional branches. Change lengths to bytes, rather than
2532 instructions throughout. Remove length attribute from
2533 instructions whose length is four bytes, and rely on the default
2535 (dslot): Fix typo in comment.
2536 Reword conditional branch patterns to use
2537 mips_output_conditional_branch.
2539 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2541 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
2542 (LIB_SPEC): Likewise.
2543 Link with -lprof1_r for -g/-pg.
2545 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
2547 * loop.c (check_dbra_loop): Fix change of Jan 19.
2549 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
2551 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
2552 (STARTFILE_SPEC): Define, override the svr4.h version.
2553 (ENDFILE_SPEC): Likewise.
2555 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
2557 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
2558 * fixinc/fixincl.x: Regenerated.
2559 * fixinc/inclhack.sh: Regenerated.
2561 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2563 * sh.c (barrier_align): Don't return early for normal branch/barrier
2564 when optimizing for SH2.
2566 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
2568 * i386/udk.h (LINK_SPEC): Correct linker search path for
2571 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2573 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
2574 (braf_label_ref_operand): Delete.
2575 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
2576 * sh.md (casesi_jump_2): Operand1 is now the inside of a
2577 label_ref, and has no predicate.
2578 The patten has a predicate to guard against invalid substitutions.
2579 (dummy_jump): Delete.
2580 (casesi): Update use of casesi_jump_2.
2582 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2584 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
2585 *fixinc/fixincl.x: regenerate
2586 *fixinc/inclhack.sh: regenerate
2588 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
2590 * dwarf2out.c (add_incomplete_type): New fn.
2591 (gen_struct_or_union_type_die): Call it.
2592 (retry_incomplete_types): New fn.
2593 (dwarf2out_finish): Call it.
2595 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
2597 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
2598 current block starts with a CODE_LABEL and ends with a CALL and
2599 we can not find all the argument setup instructions for the CALL.
2601 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
2604 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
2605 something is a candidate for optimize_bit_field_compare.
2607 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2609 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
2611 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
2613 * alpha.c (override_options): Thinko in last patch.
2615 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
2616 (LIB_SPEC): Recognize -pthread.
2618 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
2620 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
2621 definition in config/arm/coff.h
2622 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
2624 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2626 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
2627 fixes that need "file=xxx\n" prepended before invocation
2628 (start_fixer - new): starting the fixer process is complex enough
2629 to warrent its own routine. It prepends the "file=xxx\n" stuff.
2630 (process): uses the new routine; omit usage of putenv()
2631 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
2632 * fixinc/fixincl.x: regenerate
2634 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
2636 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
2637 and version #s (1.1 -> 2.96) as needed.
2638 * README.g77: Kill way out of date file in the toplevel directory.
2640 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
2642 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
2643 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
2644 * configure: Rebuilt.
2645 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
2646 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
2647 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
2648 (SWITCH_TAKES_ARG): Likewise.
2649 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
2650 * config/t-freebsd: Moved from config/i386/ so it can used for all
2653 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
2655 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
2657 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
2659 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
2660 * configure: Rebuilt.
2662 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
2664 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
2665 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
2666 * rs6000/rs6000.c (rs6000_file_start): Use putc.
2667 (rs6000_output_load_toc_table): Same.
2668 (output_prolog, output_mi_thunk): Same.
2669 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
2670 (ASM_GLOBALIZE_LABEL): Use putc.
2672 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
2674 * alpha.md (reload_*_help): New patterns and splitters.
2675 (reload_*): Use them.
2676 (mov[qh]i): Likewise.
2678 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
2680 * cccp.c (handle_directive): Handle backslash-newlines in quoted
2683 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
2685 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
2687 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
2689 * flow.c (mark_regs_live_at_end, insn_dead_p,
2690 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
2691 and HARD_FRAME_POINTER_REGNUM special treatment if reload
2692 hasn't run or the frame pointer is needed.
2693 * haifa-sched.c (attach_deaths): Likewise.
2694 * sched.c (attach_deaths): Likewise.
2696 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
2698 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
2699 calculate_can_reach_end returns nonzero.
2701 * configure.in (native gas tests): Search for an assembler in the
2702 same manner that the installed compiler will.
2703 * configure: Rebuilt.
2704 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
2706 * alias.c (find_base_term): Improve handling of addresses
2707 constructed from binary operations.
2709 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
2711 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
2713 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
2715 * function.h (cleanup_label, frame_offset): Declare.
2716 (tail_recursion_label, tail_recursion_reentry): Likewise.
2717 (arg_pointer_save_area, rtl_expr_chain): Likewise.
2718 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
2719 (tail_recursion_label, tail_recursion_reentry): Likewise.
2720 (arg_pointer_save_area, rtl_expr_chain): Likewise.
2722 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
2724 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
2726 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
2727 (MAX_OFILE_ALIGNMENT): Define.
2729 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
2731 * fixincl.c: Replace local include scheme with #includes of
2732 gansidecl.h and system.h.
2733 * procopen.c: Likewise.
2734 * server.c: Likewise.
2736 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
2738 * i386/t-dgux (EXTRA_PARTS): Add crti.o
2739 (crti.o): Add build rule and dependencies.
2740 * fixinc/fixinc.dgux: Use modified _int_varargs.h
2742 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2744 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
2745 (LIB_LINUX_SPEC): Likewise.
2746 (LIB_LINUX_SPEC): Add support for -pthread
2747 (CPP_OS_LINUX_SPEC): Likewise.
2748 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
2751 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
2753 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
2755 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
2756 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
2757 for IEEE math and CC_FCOMI.
2758 (put_jump_code): No IEEE if CC_FCOMI is set.
2760 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
2762 * fold-const.c (fold_truthop): Make the field reference unsigned
2763 when converting a single bit compare.
2765 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2767 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
2769 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
2771 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
2772 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
2775 * reload.c (push_reload): Do not call remove_address_replacements
2776 when presented with identical optional reloads.
2778 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
2780 * alpha.h (MASK_FIX, TARGET_FIX): New.
2781 (MASK_*): Reorganize constants.
2782 (CPP_AM_FIX_SPEC): New.
2783 (TARGET_SWITCHES): Add FIX.
2784 (EXTRA_SPECS): Likewise.
2785 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
2786 (SECONDARY_MEMORY_NEEDED): Likewise.
2787 (REGISTER_MOVE_COST): Likewise.
2788 * alpha.c (override_options): Add FIX support. Always use
2789 ALPHA_TP_PROG for ev6.
2790 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
2791 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
2792 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
2794 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
2796 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
2797 something is a candidate for optimize_bit_field_compare.
2799 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
2801 * gcc.texi (Passes): Document branch-shortening.
2802 * invoke.texi (Debugging Options): Document the fact that `-dp'
2803 outputs length information for instructions.
2805 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
2807 * flow.c: Revert previous delta.
2809 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
2811 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
2812 FRAME_POINTER_REGNUM.
2813 (mark_set_1): Ditto.
2814 (mark_used_regs): Ditto.
2816 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
2818 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
2819 (GOT_PCREL): New macro. Define to 1 if not already defined.
2820 * arm/elf.h (GOT_PCREL): Define to 0.
2821 * arm.c (arm_finalize_pic): Take into account the setting of
2824 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
2826 * output.h (STRIP_NAME_ENCODING): Provide default definition.
2827 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
2829 * flow.c (mark_set_1): Do not record BLKmode stores as dead
2830 store elimination candidates.
2832 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
2834 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
2837 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
2839 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
2840 Add use of x-aix41-gld.
2842 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
2844 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
2845 (ASM_OUTPUT_DESTRUCTOR): Define.
2847 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
2849 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
2850 last CODE_LABEL in a loop if we have previously passed a jump
2851 to the top of the loop.
2853 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
2855 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
2856 applying Philip's patch.
2858 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
2860 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
2863 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
2865 * loop.c (strength_reduce): Grow reg_single_usage as needed.
2867 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
2869 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
2870 Also remove a useless comment.
2872 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
2874 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
2876 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
2878 * collect2.c (main): Only generate import or export file and add
2879 to link arguments if non-empty. Use xmalloc not alloca.
2880 (write_{export,import}_file): Delete.
2881 (write_aix_file): New function.
2882 (locatelib): Use xmalloc not malloc.
2883 (GCC_OK_SYMBOL): Do not check type if aix64.
2885 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
2887 Based on patch by Scott Bambrough and Pat Beirne:
2888 * config/arm/arm.c (making_const_table): New variable.
2889 * config/arm/arm.h (making_const_table): Declare.
2890 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
2892 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
2893 Keep track of when we are building the constant table.
2895 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
2897 * config/arm/arm.c (arm_override_options): Fix erroneous warning
2900 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
2902 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
2905 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
2907 * tm.texi (FUNCTION_ARG): Correct description of a stack element
2910 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
2912 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
2914 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2916 * rs6000.c (output_mi_thunk): Enable full support again.
2918 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2920 * sh.h (BRANCH_COST): Define.
2922 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
2924 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
2926 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
2928 * function.c (assign_stack_local): Align stack slot propertly.
2929 (assign_outer_stack_local): Likewise.
2931 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
2933 * expr.h (lang_expand_constant): Declare.
2934 * toplev.c (lang_expand_constant): Define it.
2935 * varasm.c (output_constant): Use it.
2937 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2939 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
2940 Change function definitions to K&R style.
2942 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2944 * fixinc/fixincl.c: We must not ignore SIGCLD now.
2946 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
2948 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
2949 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
2950 (several places): omit static initialization
2951 (process): use single fd, since only the read fd is used
2952 * fixinc/gnu-regex.c: define 'const' away, if not supported
2953 * fixinc/procopen.c(several places): omit static initialization
2954 * fixinc/server.c: define 'volitile' away, if not supported
2956 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
2958 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
2959 asm_fprintf and %L to generate the label name.
2960 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
2961 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
2963 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
2965 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
2966 insn for a conditional jump can not be found.
2968 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
2970 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
2971 on variables in specific sections other than .sbss and .sdata.
2973 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
2975 * stmt.c (expand_return): Call start_cleanup_deferral and
2976 end_cleanup_deferral around conditional code.
2978 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
2980 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
2981 filename lists. Utilizes new "krstr" AutoGen function.
2982 * fixinc/fixincl.x: Rebuilt.
2984 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
2986 * i386.c (output_float_compare): Avoid GNU-C extensions.
2988 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
2990 * version.c: Bump to distinguish mainline tree from the
2993 See ChangeLog.1 for earlier changes.
2996 add-log-time-format: current-time-string