1 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
5 * system.h (IN_RANGE): New macro.
7 2001-10-21 Zack Weinberg <zack@codesourcery.com>
9 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
10 INTLDEPS variable, which does not include $LIBICONV.
11 * Makefile.in: Use INTLDEPS in LIBDEPS.
12 * configure: Regenerate.
14 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
16 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
17 * cpplex.c (lex_percent, lex_dot): Remove.
18 (get_effective_char, skip_block_comment, skip_line_comment,
19 parse_identifier_slow, parse_number, parse_string, save_comment,
20 _cpp_lex_direct): Update to do lookback freely.
21 (IF_NEXT_IS, BACKUP): New macros.
22 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
23 * cppmacro.c (paste_tokens): Update.
25 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
27 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
29 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
31 * reload1.c (reload): Check CONSTANT_P before calling
32 LEGITIMATE_PIC_OPERAND_P.
33 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
34 workaround of 2001-10-13.
36 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
38 * i386.c (split_di): Handle splitting of DFmode.
40 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
42 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
43 (adjust_address_1, offset_address): Likewise.
45 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
46 (output_asm_insn): Call it for each line output.
47 Don't record an operand more than once.
49 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
50 * main.c: Include config.h and system.h, but not ansidecl.h.
51 * Makefile.in (main.o): Update accordingly.
53 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
55 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
57 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
59 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
60 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
62 (find_sub_basic_blocks): ... here;
63 (find_many_sub_basic_blocks): New.
64 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
66 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
68 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
70 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
72 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
73 * flow.c (update_life_info): Measure time.
74 * c-decl.c: Include timevar.h
75 (c_expand_body): Measure time.
76 * toplev.c (rest_of_compilation): Measure time of mode switching
78 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependancy.
80 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
81 (lang_independent_options): Add asynchronous-unwind-tables
82 (toplev_main): flag_asynchronous_unwind_tables implies
84 * flags.h (flag_asynchronous_unwind_tables): Declare.
85 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
86 flag_asynchronous_unwind_tables.
87 (output_call_frame_info): Likewise.
88 * invoke.texi (-fasynchronous-unwind-tables): Document.
89 * i386.c (optimization_options): Enable
90 flag_asynchronous_unwind_tables.
92 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
93 * i386.md (s* expanders): Destination is QImode.
95 * toplev.c (rest_of_compilation): Do not call clear_log_links.
96 * rtl.h (clear_log_links): Kill.
97 * flow.c (clear_log_links): Make static; accept blocks parameter;
98 do no clear life info.
99 (update_life_info): Call clear_log_links.
101 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
103 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
105 * cpplex.c (handle_newline, skip_escaped_newlines,
106 get_effective_char, skip_block_comment, skip_line_comment,
107 parse_identifier_slow, parse_number, parse_string,
108 _cpp_lex_direct): Update to do more stepping back.
109 (trigraph_ok): Similarly. Rename trigraph_p.
110 (SAVE_STATE, RESTORE_STATE): Remove.
111 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
113 * cpplib.c (destringize): Rename destringize_and_run, and
114 call run_directive directly.
115 (_cpp_do__Pragma): Simplify.
117 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
119 * pe.c (arm_pe_unique_section): Const-ify.
120 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
121 (switch_to_section): Add static prototype.
123 * output.h (drectve_section): Prototype.
125 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
127 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
128 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
129 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
130 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
131 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
132 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
133 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
134 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
135 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
136 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
137 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
138 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
139 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
140 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
141 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
142 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
143 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
144 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
145 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
146 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
147 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
148 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
149 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
150 cris-*-none, cris-*-linux*: Update ${tmfile} list.
151 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
152 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
153 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
154 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
155 v850-*-*): Delete superflous ${cpu_type} setting.
156 * config/linux.h: Delete svr4.h include.
157 (SET_ASM_OP): Delete.
158 * config/netware.h (INT_ASM_OP): Undef before define.
159 * config/ptx4.h: Delete elfos.h include.
160 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
161 * config/svr4.h: Delete elfos.h include. Update commentary.
162 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
163 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
164 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
165 config/v850/v850.h: Delete svr4.h include.
166 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
167 config/m68k/m68kv4.h, config/m88k/sysv4.h,
168 config/sparc/sysv4.h: Update includes.
169 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
170 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
171 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
172 config/m88k/dguxbcs.h: Delete includes.
173 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
174 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
175 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
177 * config/m88k/dgux.h: Delete include.
178 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
180 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
181 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
182 * config/sh/elf.h: Update include.
183 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
184 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
186 2001-10-19 Catherine Moore <clm@redhat.com>
188 * config/stormy16/stormy-abi: Updates to varargs descriptions.
189 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
190 base and count fields.
191 (stormy16_expand_builtin_va_start): last_reg_count changed to
192 size_of_reg_args. Use count + size in first comparison.
194 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
196 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
197 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
198 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
199 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
200 Set alignment from type if INDIRECT_REF.
201 (adjust_address_1, offset_address): Simplify alignment compuitation.
202 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
203 here; done by set_mem_attributes.
205 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
207 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
208 * arm-protos.h (rdata_section, zero_init_section, common_section):
210 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
211 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
212 traditional mode stringification.
213 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
214 in macros controling its use.
215 * rtlanal.c: Include tm_p.h.
216 * varasm.c (asm_output_aligned_bss): Mark parameter with
218 (assemble_constant_align, assemble_start_function, assemble_align,
219 assemble_variable, assemble_trampoline_template,
220 output_constant_def_contents): Wrap potentially empty if-stmt body
223 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
225 * a29k-protos.h (literal_section): Prototype.
226 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
227 * a29k.md: Ensure function pointers are prototyped.
228 * genattrtab.c (write_eligible_delay): Mark parameter with
231 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
233 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
234 * 1750a.c (print_operand): Fix format specifier warning.
235 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
236 * 1750a.md: Likewise.
237 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
238 * genemit.c (output_add_clobbers): Mark parameter with
240 * genrecog.c (write_subroutine): Likewise.
241 * integrate.c (expand_inline_function): Delete unused variable.
242 * varasm.c (remove_from_pending_weak_list): Wrap with
245 2001-10-19 Jakub Jelinek <jakub@redhat.com>
247 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
248 field is different to previous argument's neg field.
250 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
252 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
254 * final.c (get_decl_from_op): New function.
255 (output_asm_insn): Call it; write "*" when item with decl is address.
257 2001-10-19 Janis Johnson <janis187@us.ibm.com>
259 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
260 about 64-bit support from the 3.0_branch version.
262 2001-10-19 Zack Weinberg <zack@codesourcery.com>
264 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
265 USE_INCLUDED_LIBINTL when appropriate.
266 * configure, config.in: Regenerate.
267 * Makefile.in (datadir): Set to @datadir@.
268 (intl.o): Also depend on $(CONFIG_H) and system.h.
270 * intl.c: Factor out common gettext initialization sequence.
271 (gcc_init_libintl): New function.
272 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
273 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
274 off NLS. Add multiple include guard. No need to #ifdef-guard
275 an #undef. Prototype gcc_init_libintl here.
277 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
278 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
279 Use gcc_init_libintl.
281 2001-10-19 Catherine Moore <clm@redhat.com>
283 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
285 * config/stormy16/stormy16.c (stormy16_split_move): Make
286 sure that REG_INC notes are present for auto_inc operands.
288 2001-10-19 Andreas Jaeger <aj@suse.de>
290 * configure: Regenerated.
291 * configure.in: Add x86_64 to switch statements.
293 2001-10-18 Richard Henderson <rth@redhat.com>
295 * config/alpha/alpha.md (sibcall_osf_1): Load destination
296 address into $27 explicitly.
297 (sibcall_value_osf_1): Likewise.
299 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
301 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
302 (offset_address): New function.
303 (free_emit_status): Free regno_decl.
304 (init_emit): Pass proper number of elements to xcalloc.
306 (mark_emit_status): Mark regno_decl values.
307 * expr.c (highest_pow2_factor): New function.
308 (expand_assigment): Use it and offset_address.
309 Properly handle ptr_mode vs. Pmode in offset calculation.
310 (store_constructor, expand_expr_unaligned): Likewise.
311 (expand_expr, case COMPONENT_EXPR): Likewise.
312 * expr.h (offset_address): New decl.
313 * function.h (struct emit_status): Add regno_decl.
314 (REGNO_DECL): New macro.
315 * final.c (output_asm_name): Move in file and don't conditionalize
316 on flag_print_asm_name.
317 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
318 Output names of operands, if known.
319 * function.c (assign_parms): Set REGNO_DECL.
320 * integrate.c (integrate_decl_tree): Likewise.
321 * stmt.c (expand_decl): Likewise.
322 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
324 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
326 * attribs.c (handle_noinline_attribute): New function.
327 (handle_used_attribute): Likewise.
328 (c_common_attribute_table): Added noinline and used.
329 * doc/extend.texi (Function Attributes): Document them.
330 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
331 Warn when merging inline with attribute noinline.
332 (start_decl, start_function): Warn if inline and attribute
333 noinline appear in the same declaration.
335 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
337 * config.gcc: Update c4x and i370 for C front end-specific
339 * config/c4x/c4x-c.c: New.
340 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
341 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
343 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
344 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
346 (c4x_init_pragma): Remove.
347 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
348 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
349 c4x_pr_ignored): Move to c4x-c.c.
350 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
351 * config/c4x/t-c4x: Update.
352 * config/i370/i370-c.c: New.
353 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
354 (i370_pr_map): Move to i370-c.c.
355 * config/i370/t-i370: New.
357 * doc/tm.texi: Update.
359 2001-10-17 Stan Shebs <shebs@apple.com>
361 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
362 typo fixes throughout.
363 (machopic_output_stub): Remove some dead code.
365 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
367 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
370 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
372 * Makefile.in (print-rtl.o): Depend on TREE_H.
373 * alias.c (get_alias_set): Make two passes over objects to first
374 see if inner object is access via restricted pointer.
375 Defer allocating alias set for restricted pointer until here.
376 Call find_placeholder with second arg nonzero.
378 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
379 set for restricted pointer types.
380 * emit-rtl.c (set_mem_attributes): Set more attributes.
381 (set_mem_align, change_address, adjust_address_1): New functions.
382 (change_address_1): Now static.
383 (adjust_address, adjust_address_nv): Deleted.
384 (replace_equiv_address): Call change_address_1.
385 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
386 (find_placeholder): Get starting point from PLIST arg.
387 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
388 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
389 (adjust_address, adjust_address_nv): New macros.
390 * print-rtl.c (tree.h): New include.
391 (print_rtx, case MEM): Print all memory attributes.
393 2001-10-17 Richard Henderson <rth@redhat.com>
395 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
397 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
399 * c-tree.texi: Eliminate duplicated word.
400 * cpp.texi: Likewise.
401 * install.texi: Likewise.
402 * invoke.texi: Likewise.
405 2001-10-17 Michael Collison <collison@isisinc.net>
407 * dsp16xx.c: Fix comment formatting to match GNU standards.
408 (dsp16xx_output_function_prologue): Change type of 'size'
409 parameter from 'int' to HOST_WIDE_INT.
410 (dsp16xx_output_function_epilogue): Change type of 'size'
411 parameter from 'int' to HOST_WIDE_INT.
413 2001-10-16 Richard Henderson <rth@redhat.com>
415 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
416 * configure, config.in: Rebuild.
418 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
419 (ix86_output_addr_diff_elt): New.
420 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
421 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
422 (JUMP_TABLES_IN_TEXT_SECTION): New.
423 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
424 * config/i386/i386-protos.h: Update.
426 * config/i386/386bsd.h, config/i386/beos-elf.h,
427 config/i386/freebsd-aout.h, config/i386/freebsd.h,
428 config/i386/i386-interix.h, config/i386/i386elf.h,
429 config/i386/linux.h, config/i386/netbsd-elf.h,
430 config/i386/netbsd.h, config/i386/openbsd.h,
431 config/i386/ptx4-i.h, config/i386/rtemself.h,
432 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
433 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
435 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
437 * stmt.c (expand_asm_operands): Update commentary.
439 2001-10-16 Stan Shebs <shebs@apple.com>
441 * config/darwin.h (GCC_NAME): Remove, no longer used.
442 (NO_MATH_LIBRARY): Ditto.
443 (MATH_LIBRARY): Define to emptiness.
444 (DWARF2_DEBUGGING_INFO): Define.
445 (PREFERRED_DEBUGGING_TYPE): Define.
446 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
447 (EXCEPTION_SECTION): Define.
448 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
449 * config/darwin.c (darwin_encode_section_info): Handle case of
450 DECL_INITIAL being error_mark_node.
452 2001-10-16 Richard Henderson <rth@redhat.com>
454 * alpha.c (current_file_function_operand): Don't fail for profiling.
455 (direct_call_operand): New.
456 * alpha-protos.h: Declare it.
457 * alpha.h (EXTRA_CONSTRAINT): Use it.
458 (PREDICATE_CODES): Add it.
459 (ASM_OUTPUT_MI_THUNK): Remove.
460 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
461 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
463 2001-10-16 Krister Walfridsson <cato@df.lth.se>
465 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
466 (JUMP_TABLES_IN_TEXT_SECTION): Define.
468 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
470 * cfg.c (free_edge): Break out from ....
471 (remove_edge): ... here.
472 (clear_edges): Use free_edge.
474 * att.h (ASM_QUAD): Add comment.
475 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
477 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
479 * i386.c (split_ti): New function.
480 (ix86_split_to_parts): Support TImodes.
481 * i386.h (VALID_INT_MODE_P): Add TImode.
482 * i386.md (movdi splitter): Fix.
483 (movti): Support 64bit integer registers.
484 (movti_rex64): New function and splitter.
486 * i386.c (*_cost): Add movsx/movzx cost.
487 * i386.h (struct processor_costs): Add movsx/movzx fields.
488 (RTX_COSTS): Handle zero/sign extend + avoid believing that
489 64bit operations require split on 64bit machine.
490 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
492 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
493 (ix86_expand_move): Avoid pushes of memory if size does not match;
494 move long constants to register.
495 (x86_initialize_trampoline): Fix mode.
496 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
497 Use ASM_QUAD on 64bit.
498 * i386.md (test pattern): Disallow impossible constants.
499 (tablejump PIC expander): Fix emitting of sum.
500 (movdicc_rex64): Rename to movdicc.
501 * linux64.h (LINK_SPEC): Add missing '%'.
503 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
505 * tree-inline.c (inlinable_function_p): Leave it up to the
506 front-end to turn -finline-functions into DECL_INLINE set for all
509 2001-10-16 Stan Shebs <shebs@apple.com>
511 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
513 2001-10-16 Alan Modra <amodra@bigpond.net.au>
515 * recog.c: Formatting and comment typo fixes.
517 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
518 version in single tree build.
519 * configure: Regenerate.
521 2001-10-15 David Edelsohn <edelsohn@gnu.org>
523 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
524 MODE arguments to gen_rtx and compare operand with const0_rtx.
526 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
528 * system.h: Poison old unused target macros.
529 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
530 * config/stormy16/stormy16.c: Update references to obsolete macros.
531 * config/stormy16/stormy16.h: Similarly.
532 * config/stormy16/stormy16.md: Similarly.
533 * config/cris/cris.h: Similarly.
535 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
537 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
538 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
539 cpp_register_pragma): Update accordingly.
541 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
543 * c-pragma.h (cpp_register_pragma_space): Remove.
544 * cpplib.h (cpp_register_pragma_space): Remove.
545 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
546 (cpp_register_pragma_space): Remove.
547 (cpp_register_pragma): Simplify using lookup_pragma_entry,
549 (do_pragma): Similarly.
550 (_cpp_init_internal_pragmas): Don't register namespaces.
552 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
553 Don't register namespaces.
554 * cp/lex.c (init_cp_pragma): Similarly.
555 * doc/tm.texi: Update.
557 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
560 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
562 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
564 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
565 add scheduling support.
566 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
567 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
568 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
571 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
573 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
574 missing CONSTANT_P test in core GCC.
576 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
578 * cppmain.c (struct printer): New member source.
579 (scan_translation_unit): Fix spacing at start of lines.
580 (cb_line_change): Update.
582 * gcc.dg/cpp/spacing2.c: New test.
584 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
586 * config/cris/arit.c: Use __builtin_labs, not abs.
588 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
590 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
591 misplaced sprintf and fprintf argument.
593 2001-10-12 Zack Weinberg <zack@codesourcery.com>
595 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
596 * configure.in, Makefile.in: Take out obsolete check-po logic.
597 * configure, config.in: Regenerate.
599 2001-10-12 Ziemowit Laski <zlaski@apple.com>
601 * objc/objc-act.c (finish_objc): Correct precondition for emitting
604 2001-10-12 Stan Shebs <shebs@apple.com>
606 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
607 declarations of arguments and local variables.
609 2001-10-12 Christopher Faylor <cgf@redhat.com>
611 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
612 ENDFILE_SPEC definition.
614 2001-10-12 Kazu Hirata <kazu@hxi.com>
616 * gthr-dce.h: Fix comment formatting.
617 * gthr-posix.h: Likewise.
618 * gthr-single.h: Likewise.
619 * gthr-solaris.h: Likewise.
620 * gthr-vxworks.h: Likewise.
621 * gthr-win32.h: Likewise.
623 2001-10-12 Jakub Jelinek <jakub@redhat.com>
625 * final.c (output_asm_insn): Make sure assembly dialects are
626 terminated, not nested. Output `|' and `}' characters if they
627 don't appear inside assembly dialect selection.
628 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
629 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
630 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
631 strsetsi_rex_1): Add {} braces.
633 2001-10-11 Zack Weinberg <zack@codesourcery.com>
635 * toplev.c (compile_file): Ignore return value from yyparse.
636 Always pop any nested binding levels after yyparse returns.
638 2001-10-11 Richard Henderson <rth@redhat.com>
640 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
642 2001-10-11 Richard Henderson <rth@redhat.com>
644 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
645 fall back to add_AT_long_long for large CONST_INT.
647 2001-10-11 Richard Henderson <rth@redhat.com>
649 * config/i386/i386.md (setcc splitters): Add four splitters to
650 simplify compound compares that simplify_comparison can't handle.
652 2001-10-11 Zack Weinberg <zack@codesourcery.com>
654 * cpplex.c (digraph_spellings, token_spellings): Make static.
656 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
658 * unroll.c (loop_iterations): Fixup last patch.
660 2001-10-11 Richard Henderson <rth@redhat.com>
662 * rtl.h (REG_VTABLE_REF): New.
663 * rtl.c (reg_note_name): Add it.
664 * combine.c (distribute_notes): Handle it.
665 * final.c (final_scan_insn): Handle it.
666 * tree.def (VTABLE_REF): New.
667 * expr.c (expand_expr): Handle it.
668 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
669 * output.h: Declare them.
671 2001-10-11 Richard Henderson <rth@redhat.com>
673 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
676 2001-10-11 David Edelsohn <edelsohn@gnu.org>
678 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
679 available in 64-bit mode.
681 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
683 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
685 * config/cris/cris-protos.h: New file.
686 * config/cris/cris.c: New file.
687 * config/cris/cris.h: New file.
688 * config/cris/cris.md: New file.
689 * config/cris/linux.h: New file.
690 * config/cris/aout.h: New file.
691 * config/cris/arit.c: New file.
692 * config/cris/cris_abi_symbol.c: New file.
693 * config/cris/mulsi3.asm: New file.
694 * config/cris/t-aout: New file.
695 * config/cris/t-cris: New file.
696 * config/cris/t-elfmulti: New file.
697 * config/cris/t-linux: New file.
698 * doc/invoke.texi: Add CRIS options.
699 * doc/install.texi (Specific): Add blurb for CRIS.
701 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
703 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
705 * config/float/i32.h: Likewise.
706 * config/float-i386.h: Likewise.
707 * config/float-i64.h: Likewise.
708 * config/float-m68k.h: Likewise.
709 * config/float-sh.h: Likewise.
710 * config/float-sparc.h: Likewise.
712 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
714 * doc/contrib.texi: Add note about CRIS port to my entry.
716 2001-10-11 Kazu Hirata <kazu@hxi.com>
718 * basic-block.h: Fix formatting.
719 * bitmap.h: Likewise.
720 * cpplib.h: Likewise.
721 * c-tree.h: Likewise.
722 * diagnostic.h: Likewise.
725 * longlong.h: Likewise.
727 * reload.h: Likewise.
731 2001-10-10 Richard Henderson <rth@redhat.com>
733 * c-parse.in (asm_operand): Allow named operands.
734 * genconfig.c (max_recog_operands): Set to 29.
735 * local-alloc.c (requires_inout): Skip multiple digits.
736 * recog.c (asm_operand_ok): Likewise.
737 (preprocess_constraints): Use strtoul for matching constraints.
738 (constrain_operands): Likewise.
739 * regmove.c (find_matches): Likewise.
740 * reload.c (find_reloads): Likewise.
741 * stmt.c (parse_output_constraint): Don't reject in-out
742 constraint on operands > 9. Reject '[' in constraint.
743 (expand_asm_operands): Handle named operands. Use strtoul
744 for matching constraints.
745 (check_operand_nalternatives): Split out from expand_asm_operands.
746 (check_unique_operand_names): New.
747 (resolve_operand_names, resolve_operand_name_1): New.
749 * doc/extend.texi (Extended Asm): Document named operands.
750 * doc/md.texi (Simple Constraints): Document matching constraints
753 2001-10-10 Richard Henderson <rth@redhat.com>
755 * combine.c (try_combine): Handle a SEQUENCE of one insn.
757 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
758 (jcc splitters): Add two splitters to simplify compound compares
759 that simplify_comparison can't handle.
761 2001-10-10 Richard Henderson <rth@redhat.com>
763 * langhooks.c: Include langhooks.h.
764 * Makefile.in (langhooks.o): Depend on it.
766 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
768 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
769 should not be considered as a no-op.
770 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
772 2001-10-10 Stan Shebs <shebs@apple.com>
774 * alias.c: Remove uses of "register" specifier in declarations
775 of arguments and local variables.
777 * c-convert.c: Ditto.
780 * c-semantics.c: Ditto.
782 * caller-save.c: Ditto.
796 * dwarf2out.c: Ditto.
803 * fix-header.c: Ditto.
806 * fold-const.c: Ditto.
810 * gen-protos.c: Ditto.
811 * genattrtab.c: Ditto.
813 * genconfig.c: Ditto.
815 * genextract.c: Ditto.
817 * gengenrtl.c: Ditto.
818 * genoutput.c: Ditto.
821 * gensupport.c: Ditto.
825 * haifa-sched.c: Ditto.
826 * hard-reg-set.h: Ditto.
828 * integrate.c: Ditto.
831 * local-alloc.c: Ditto.
833 * mips-tdump.c: Ditto.
834 * mips-tfile.c: Ditto.
837 * print-rtl.c: Ditto.
841 * reg-stack.c: Ditto.
851 * sched-deps.c: Ditto.
852 * sched-rgn.c: Ditto.
854 * simplify-rtx.c: Ditto.
856 * stor-layout.c: Ditto.
865 2001-10-10 Richard Henderson <rth@redhat.com>
867 * rtl.h (can_reverse_comparison_p): Remove.
869 2001-10-10 Christopher Faylor <cgf@redhat.com>
871 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
874 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
876 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
877 (Thanks to Chris Faylor for suggesting macro name).
878 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
880 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
881 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
882 (MATH_LIBRARY): Undef before definition.
883 (OUTPUT_QUOTED_STRING): Likewise.
884 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
886 2001-10-10 Richard Henderson <rth@redhat.com>
888 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
889 (fde_unencoded_compare): Likewise. Don't use subtraction to get
890 a tristate comparison value.
891 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
893 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
896 * unroll.c (loop_iterations): Ignore insns generated by loop
899 * config.gcc (mips*-*-gnu*): Delete support.
900 * config/mips/gnu.h: Remove.
902 2001-10-10 Kazu Hirata <kazu@hxi.com>
904 * calls.c: Fix formatting.
905 * c-decl.c: Likewise.
906 * cfgcleanup.c: Likewise.
907 * combine.c: Likewise.
908 * cppfiles.c: Likewise.
909 * cpplib.c: Likewise.
910 * cppmacro.c: Likewise.
911 * crtstuff.c: Likewise.
913 * dwarf2out.c: Likewise.
914 * expmed.c: Likewise.
916 * fold-const.c: Likewise.
917 * function.c: Likewise.
919 * genattrtab.c: Likewise.
920 * ggc-page.c: Likewise.
921 * integrate.c: Likewise.
922 * libgcc2.c: Likewise.
924 * optabs.c: Likewise.
925 * profile.c: Likewise.
926 * protoize.c: Likewise.
929 * reload1.c: Likewise.
930 * reload.c: Likewise.
932 * resource.c: Likewise.
933 * sched-rgn.c: Likewise.
934 * sdbout.c: Likewise.
936 * toplev.c: Likewise.
937 * varasm.c: Likewise.
939 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
941 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
942 * Makefile.in (langhooks.o): Add dependencies.
944 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
946 * rs6000.c (rs6000_emit_load_toc_table): Don't
947 strdup the toc label.
948 (create_TOC_reference): Likewise.
950 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
952 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
955 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
957 * config/i386/i386.c (ix86_attribute_table): Correct
958 min_len, max_len fields for dllimport, dllexport and shared.
960 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
962 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
963 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
964 Consistently use "nonzero" instead of "non-zero".
966 2001-10-09 Kazu Hirata <kazu@hxi.com>
968 * acconfig.h: Fix comment formatting.
969 * c-dump.h: Likewise.
970 * c-tree.h: Likewise.
971 * conditions.h: Likewise.
973 * function.h: Likewise.
976 * integrate.h: Likewise.
979 * optabs.h: Likewise.
981 2001-10-09 Kazu Hirata <kazu@hxi.com>
983 * c-common.h: Fix comment formatting.
984 * c-dump.c: Likewise.
986 * diagnostic.h: Likewise.
987 * except.c: Likewise.
989 * gcov-io.h: Likewise.
990 * genattrtab.c: Likewise.
991 * output.h: Likewise.
992 * predict.h: Likewise.
993 * reload1.c: Likewise.
994 * reload.h: Likewise.
995 * resource.h: Likewise.
997 * system.h: Likewise.
999 * tree-inline.c: Likewise.
1000 * tsystem.h: Likewise.
1001 * varasm.c: Likewise.
1002 * xcoffout.h: Likewise.
1004 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1006 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1008 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1010 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1011 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1012 config/i386/netware.h, config/mcore/gfloat.h,
1013 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1014 config/netware.h, gccbug.in: Update FSF address.
1016 2001-10-09 Kazu Hirata <kazu@hxi.com>
1018 * c-common.c: Fix comment typos.
1019 * cfgrtl.c: Likewise.
1020 * collect2.c: Likewise.
1021 * cpplex.c: Likewise.
1022 * doloop.c: Likewise.
1023 * dwarf2out.c: Likewise.
1024 * dwarfout.c: Likewise.
1026 * fold-const.c: Likewise.
1030 * global.c: Likewise.
1031 * ifcvt.c: Likewise.
1033 * optabs.c: Likewise.
1034 * protoize.c: Likewise.
1035 * regclass.c: Likewise.
1036 * reorg.c: Likewise.
1040 * doc/cpp.texi: Likewise.
1041 * doc/c-tree.texi: Likewise.
1042 * doc/extend.texi: Likewise.
1043 * doc/invoke.texi: Likewise.
1044 * doc/objc.texi: Likewise.
1045 * doc/tm.texi: Likewise.
1047 2001-10-08 Richard Henderson <rth@redhat.com>
1049 * varasm.c (set_named_section_flags): Initialize "declared".
1051 2001-10-08 Robert Lipe <robertlipe@usa.net>
1053 * varasm.c (struct in_named_entry): Add declared.
1054 (named_section_first_declaration): New function.
1055 (default_elf_asm_named_section): Use it.
1056 * output.h (named_section_first_declaration): New.
1058 2001-10-08 Richard Henderson <rth@redhat.com>
1060 * i386.md (movsi_xor): Export.
1061 (setcc peep2): Use it when available; add an alternative to
1062 match zero_extendhisi2_and.
1064 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1066 * romp-protos.h (romp_initialize_trampoline): New function.
1067 * romp.c (romp_initialize_trampoline): Likewise.
1068 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1069 romp_initialize_trampoline.
1071 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1073 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1074 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1075 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1076 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1078 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1080 * unroll.c (loop_iterations): Extend check for multiple back edges.
1082 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1084 * langhooks.h: New file.
1085 * Makefile.in (OBJS): Added langhooks.o.
1086 (c-lang.o): Depend on langhooks.h.
1087 (c-common.o): Don't depend on tree-inline.h.
1088 (tree-inline.o): Depend on toplev.h.
1089 (langhooks.o): New rule.
1090 * c-common.c: Don't include tree-inline.h.
1091 (c_mark_lang_decl): Mark argument c as unused.
1092 (c_common_lang_init): Don't initialize hooks here.
1093 * c-lang.c: Include langhooks.h, then override some macros.
1094 (lang_hooks): Initialize with macros in langhooks.h.
1095 (c_init): Don't initialize hooks here.
1096 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1097 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1098 * tree-inline.c: Include toplev.h. Don't define hook variables.
1099 * tree-inline.h: Don't define hook types nor declare hook
1100 variables. Move macros to...
1101 * langhooks.c: ... new file, as functions. Adjust all callers.
1103 2001-10-08 Jeffrey A Law <law@cygnus.com>
1105 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1106 purge_mem_unchanging_flag on all instructions, not just on those
1107 before NOTE_INSN_FUNCTION_BEG.
1109 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1111 * cppmacro.c (_cpp_create_definition): Leave comments off.
1113 * doc/cpp.texi: Update.
1115 2001-10-08 DJ Delorie <dj@redhat.com>
1117 * c-decl.c (grokfield): Make sure the only unnamed fields
1118 we're allowing are either structs or unions.
1119 * doc/extend.texi: Add documentation for the unnamed field
1122 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1124 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1125 * configure.in: Use it.
1126 * configure: Regenerated.
1127 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1128 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1130 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1132 * cppfiles.c (open_file): Don't mark zero-length files
1133 never-reread here. Don't output diagnostics here either.
1134 (stack_include_file): Mark them never-reread here.
1135 (_cpp_read_file): Update.
1137 2001-10-08 Richard Henderson <rth@redhat.com>
1139 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1141 2001-10-08 Richard Henderson <rth@redhat.com>
1143 * expr.c (store_expr): When converting a CONST_INT for storage
1144 in a SUBREG, convert it to both SUBREG modes before stripping
1147 2001-10-08 Richard Henderson <rth@redhat.com>
1149 * varasm.c (restore_varasm_status): New.
1150 * function.h: Declare it.
1151 * function.c (pop_function_context_from): Call it.
1153 2001-10-08 Richard Henderson <rth@redhat.com>
1155 * c-common.h (struct c_lang_decl): Add declared_inline.
1156 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1157 * c-lang.c (c_disregard_inline_limits): Use it.
1158 * c-decl.c (duplicate_decls): Likewise.
1159 (pushdecl, redeclaration_error_message): Likewise.
1160 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1161 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1162 Set DECL_INLINE if -finline-functions.
1163 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1165 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1167 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1168 in enter_macro_context. Create a padding token in its own context
1169 if necessary when the search for '(' fails.
1170 (enter_macro_context): Update.
1172 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1174 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
1175 genmultilib, toplev.c: Fix spelling errors of "separate" as
1176 "seperate", and corresponding spelling errors of related words.
1178 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1180 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
1181 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
1183 * c-dump.c (dump_option_value_info): Likewise.
1184 * c-format.c (format_length_info, format_char_info,
1185 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
1186 * collect2.c (names): Likewise.
1187 * cppdefault.h (default_include): Likewise.
1188 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
1189 * flow.c (life_analysis): Likewise.
1190 * gcc.c (dir_separator_str, modify_target, option_map,
1191 target_option_translations, spec_list_1, extra_specs_1,
1192 init_spec): Likewise.
1193 * gcov.c (gcov_version_string): Likewise.
1194 * genattr.c (write_units): Likewise.
1195 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
1196 * gengenrtl.c (rtx_definition, defs): Likewise.
1197 * genrecog.c (pred_table): Likewise.
1198 * global.c (global_alloc): Likewise.
1199 * lcm.c (optimize_mode_switching): Likewise.
1200 * local-alloc.c (find_free_reg): Likewise.
1201 * params.h (param_info): Likewise.
1202 * predict.c (predictor_info): Likewise.
1203 * protoize.c (unexpansion_struct): Likewise.
1204 * real.c (bmask): Likewise.
1205 * recog.h (insn_operand_data, insn_data): Likewise.
1206 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
1207 * stmt.c (expand_nl_goto_receiver): Likewise.
1208 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
1209 target_switches, target_options): Likewise.
1210 * tradcif.y (token, tokentab2, yylex): Likewise.
1211 * tree.h (attribute_spec): Likewise.
1213 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
1215 * arc.c (arc_output_function_epilogue): Likewise.
1216 * arm.c (processors, all_cores, all_architectures,
1217 arm_override_options, isr_attribute_arg, isr_attribute_args,
1218 arm_isr_value): Likewise.
1219 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
1221 * c4x.c (c4x_int_reglist): Likewise.
1222 * d30v.c (override_options): Likewise.
1223 * h8300.c (shift_insn): Likewise.
1224 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
1225 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
1226 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
1227 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
1228 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
1229 * i386.h (processor_costs, ix86_cost): Likewise.
1230 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
1231 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
1232 * m68k.c (codes_68881, codes_FPA): Likewise.
1233 * m88k.c (mode_from_align, max_from_align, all_from_align,
1234 best_from_align, m_options): Likewise.
1235 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1236 * mcore.c (mode_from_align): Likewise.
1237 * mips/elf64.h (UNIQUE_SECTION): Likewise.
1238 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
1239 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
1240 * mips.h (mips_regno_to_class): Likewise.
1241 * ns32k.c (scales): Likewise.
1242 * pa.c (import_string, magic_milli): Likewise.
1243 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
1244 * sparc.c (leaf_reg_remap, sparc_override_options,
1245 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
1247 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
1249 2001-10-07 Dale Johannesen <dalej@apple.com>
1251 * reload1.c (reload_reg_free_p): Teach register interference
1252 checking that multiple output reloads are emitted in
1254 reload1.c (reload_reg_reaches_end_p): Ditto.
1255 reload1.c (reloads_conflict): Ditto.
1257 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1259 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
1260 NULL_TREE inside @code.
1262 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1264 * doc/gcc.texi: Document consistent style of "32-bit",
1265 "Objective-C", and "@code{NULL}".
1267 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1269 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
1270 (cpp_token_len, cpp_spell_token, cpp_output_token,
1271 _cpp_equiv_tokens): Handle it.
1272 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
1273 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
1274 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
1277 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1279 * gcc.c (default_compilers): Remove .ada.
1281 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
1283 * doc/cppinternals.texi: Update.
1285 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1287 * gcc.c (main): Set this_file_error if the appropriate
1288 compiler for a language has not been installed.
1290 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1292 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
1294 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
1296 * gccbug.in (CATEGORIES): Add ada.
1298 2001-10-05 Catherine Moore <clm@redhat.com>
1300 * config/stormy16/stormy-abi: Document abi changes.
1301 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
1302 (ICALL_REGS): New register class.
1303 (NUM_ARGUMENT_REGISTERS): Now 6.
1304 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
1306 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
1307 * config/stormy16.md (call_internal, call_value_internal,
1308 indirect_jump): Use new 'z' constraint.
1310 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1312 * doc/cppinternals.texi: Update.
1314 2001-10-05 Richard Henderson <rth@redhat.com>
1316 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
1317 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
1318 the gas section-name-as-label feature.
1320 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1322 * doc/cppinternals.texi: Update.
1324 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1326 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
1327 to ensure valid SImode constants.
1329 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
1331 * Makefile.in (c-decl.o): Depend on tree-inline.h.
1332 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
1333 * c-decl.c: Include tree-inline.h.
1334 (c_expand_body): Call optimize_inline_calls. Determine whether
1335 a function is inlinable upfront, and only clear
1336 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
1337 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
1338 (c_disregard_inline_limits): New function.
1339 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
1340 (c_post_options): Enable tree inlining if inlining is enabled.
1341 Don't inline trees when instrumenting functions.
1342 (c_init): Initialize lang_disregard_inline_limits and
1343 lang_cannot_inline_tree_fn.
1344 * tree-inline.c (initialize_inlined_parameters): Handle calls
1345 with fewer arguments than declared parameters, and fewer
1346 parameters than passed arguments. Don't assume value is a
1348 (declare_return_variable): Convert return value back to the
1349 original type, if it was promoted.
1350 (tree_inlinable_function_p): New function.
1351 (inlinable_function_p): Don't look at DECL_INLINE if we're
1352 inlining all functions. Make it work with a NULL id.
1353 Re-check DECL_UNINLINABLE after language-specific checks.
1354 * tree-inline.h (tree_inlinable_function_p): Declare it.
1355 * integrate.c (save_for_inline): Don't bother to prepare argvec
1357 * cse.c (check_for_label_ref): Don't check deleted labels.
1359 * Makefile.in (tree-inline.o): Depend on newly-included headers.
1360 * tree-inline.c: Include headers needed for the functions moved in.
1361 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
1362 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
1363 (copy_body, initialize_inlined_parameters): Likewise.
1364 (declare_return_variable, inlinable_function_p): Likewise.
1365 (expand_call_inline, expand_calls_inline): Likewise.
1366 (optimize_inline_calls, clone_body): Likewise.
1367 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1368 (copy_tree_r, remap_save_expr): Likewise.
1370 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1372 * Makefile.in (OBJS): Added tree-inline.o.
1373 (c-common.o): Depend on tree-inline.h.
1374 (tree-inline.o): New target.
1375 * c-common.c: Include tree-inline.h.
1376 (c_mark_lang_decl): Don't mark saved_tree.
1377 (c_common_lang_init): Set lang_anon_aggr_type_p.
1378 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1379 (struct c_lang_decl): Moved saved_tree to tree_decl.
1380 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1381 * integrate.h (function_attribute_inlinable_p): Declare it.
1382 * integrate.c (function_attribute_inlinable_p): Export it.
1383 * tree-inline.c: New file. Define variables declared in...
1384 * tree-inline.h: New file. Declare functions to be moved to
1385 tree-inline.c. Define macros and declare types and hooks for
1386 language-specific tree inlining.
1387 (flag_inline_trees): Moved definition from cp/decl2.c.
1388 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1389 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1390 (struct tree_decl): Moved saved_tree from c_lang_decl and
1391 inlined_fns from C++'s lang_decl.
1393 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1395 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1396 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1398 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1400 * doc/cppinternals.texi: Update.
1402 2001-10-04 Eric Christopher <echristo@redhat.com>
1404 * config/mips/mips.c (init_cumulative_args): Remember to set
1406 * config.gcc: Redo linux configuration. Add target_cpu_default
1407 of soft-float to all mipsisa32 combinations and tx39.
1408 * config/mips/linux.h: Remove include of mips.h.
1410 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
1412 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
1413 HOST_LDFLAGS and HOST_CPPFLAGS.
1415 2001-10-03 Ziemowit Laski <zlaski@apple.com>
1417 * c-parse.in (objc_inherit_code, objc_pq_context,
1418 objc_public_flag): Make static.
1419 (objc_interface_context, objc_implementation_context,
1420 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
1421 global tree array in objc/objc-act.[ch].
1422 (methoddef): Remove unnecessary code.
1424 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
1425 Hoist struct definitions to objc-act.h.
1426 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
1427 cat_count): Place declaration in objc-act.h.
1428 (objc_tree_index): Move enumeration to objc-act.h.
1429 (objc_global_trees): Place declaration and macro accessors in
1431 (implementation_context): Remove duplicate; use
1432 objc_implementation_context instead:
1433 (method_context): Remove duplicate; use objc_method_context
1435 (objc_ellipsis_node, objc_method_prototype_template,
1436 implemented_classes, function_type): Move global vars to
1438 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
1439 (build_message_expr): Move actual construction of ObjC message
1440 send nodes to finish_message_expr.
1441 (finish_message_expr): New routine, contains code formerly in
1443 * objc/objc-act.h (finish_message_expr): New prototype.
1444 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
1445 declarations; these vars are now part of objc_global_trees.
1446 (objc_tree_index, objc_global_trees): Move definitions from
1448 * objc/objc-tree.def: Update copyright info.
1450 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
1452 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
1454 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
1455 only if TARGET_ARCH64.
1457 2001-10-02 Bernd Schmidt <bernds@redhat.com>
1459 * doc/extend.texi: Fix some problems with previous checkin.
1460 * doc/invoke.texi: Likewise.
1462 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
1464 * cpphash.h: Update comments.
1465 (cpp_context): Update.
1466 (spec_nodes): Remove n__Pragma.
1467 * cppinit.c (cpp_create_reader): Update.
1468 (builtin_array): Add _Pragma.
1469 * cpplib.h: Update comments.
1470 (NODE_DISABLED, BT_PRAGMA): New.
1471 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
1472 * cppmacro.c (struct cpp_macro): Remove disabled.
1473 (builtin_macro): Return int, handle _Pragma, push the new token
1474 on the context stack.
1475 (funlike_invocation_p): Unconstify, update.
1476 (enter_macro_context): Handle builtins here.
1477 (replace_args, push_token_context, push_ptoken_context):
1478 Update for prototype changes.
1479 (_cpp_pop_context): Update.
1480 (cpp_get_token): Don't handle buitins, nor _Pragma here.
1481 (cpp_sys_macro_p): Update.
1482 (_cpp_free_definition): Clear disabled flag.
1483 (_cpp_create_definition): Upate.
1484 * cppmain.c: Update comments.
1486 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
1487 Andreas Jaeger <aj@suse.de>,
1488 Jan Hubicka <jh@suse.cz>
1490 * doc/invoke.texi (i386 Options): Document x86-64 options.
1491 (i386 and x86-64 Options): Rename i386 options section.
1493 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
1494 (TARGET_SWITCHES): Add -munwind-info.
1495 (MASK_NO_UNWIND_INFO): New.
1496 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
1498 (ASM_OUTPUT_DOUBLE_INT): New.
1500 * config/i386/linux64.h: New spec file for Linux x86-64 support.
1501 * config.gcc: Fix tm_file settings for x86-64.
1502 * config/i386/x86-64.h: New file with OS independent x86-64
1504 * config/i386/biarch64.h: New file used to configure compiler
1505 to biarch/64bit compilation.
1507 * config/i386/i386.c: (override_options): Set flags default
1508 for 64bit compilation.
1510 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
1512 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
1513 (ix86_expand_int_movcc): Optimize DImode conditional moves with
1514 constants on x86_64.
1515 (ix86_attr_length_immediate_default): Support MODE_DI.
1516 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
1518 (indirect_jump, tablejump): Turn into expander.
1520 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1522 * c-common.c (c_format_attribute_table): Make format and
1523 format_arg attributes apply to function types rather than to
1525 (is_valid_printf_arglist): Construct an attribute list and pass
1526 that to check_function_format rather than a name.
1527 * c-common.h (check_function_format): Adjust prototype.
1528 * c-decl.c (duplicate_decls): Preserve attributes from type of
1529 built-in decl when allowing for harmless conflict in types.
1530 * c-format.c (record_function_format,
1531 record_international_format, function_format_list,
1532 international_format_info, international_format_list): Remove.
1533 (function_format_info): Remove next, name and assembler_name.
1534 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
1535 (decode_format_attr): New.
1536 (handle_format_attribute): Handle receiving a type rather than a
1537 decl. Call decode_format_attr. Store format information in a
1538 function_format_info.
1539 (handle_format_arg_attribute): Correct comment. Handle receiving
1540 a type rather than a decl. Use unsigned HOST_WIDE_INT for
1542 (check_format_info_recurse, check_format_info_main): Take argument
1543 numbers as unsigned HOST_WIDE_INT.
1544 (check_function_format): Take a list of attributes from the
1545 function type rather than a name or assembler name. Check for
1546 format attributes in that list and the attributes on the type of
1547 the current function rather than looking through
1548 function_format_list.
1549 (check_format_info): Use unsigned HOST_WIDE_INT for argument
1551 (check_format_info_recurse): Take format_arg attributes from the
1552 type of the function calls rather than using
1553 international_format_list. Allow for multiple format_arg
1555 * c-typeck.c (build_function_call): Pass type attributes to
1556 check_function_format rather than name or assembler name. Don't
1557 require there to be a name or assembler name to check formats.
1559 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1561 * attribs.c (decl_attributes): Possibly call
1562 insert_default_attributes to insert default attributes on
1563 functions in a lazy manner.
1564 * builtin-attrs.def: New file; define the default format and
1565 format_arg attributes.
1566 * c-common.c (c_format_attribute_table): Move to earlier in the
1568 (c_common_nodes_and_builtins): Initialize format_attribute_table.
1569 (enum built_in_attribute, built_in_attributes,
1570 c_attrs_initialized, c_init_attributes,
1571 c_common_insert_default_attributes): New.
1572 (c_common_lang_init): Don't initialize format_attribute_table. Do
1573 call c_init_attributes.
1574 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
1575 * c-common.h (init_function_format_info): Don't declare.
1576 (c_common_insert_default_attributes): Declare.
1577 * c-decl.c (implicitly_declare, builtin_function): Call
1579 (init_decl_processing): Don't call init_function_format_info.
1580 (insert_default_attributes): New.
1581 * c-format.c (handle_format_attribute,
1582 handle_format_arg_attribute): Be quiet about inappropriate
1583 declaration when applying default attributes.
1584 (init_function_format_info): Remove.
1585 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
1586 (insert_default_attributes): Declare.
1588 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
1590 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
1592 2001-10-01 Jim Wilson <wilson@redhat.com>
1594 * sched-deps.c (add_dependence): When elide conditional dependence,
1595 check that insn doesn't modify cond2.
1597 2001-10-01 Dale Johannesen <dalej@apple.com>
1599 * config/rs6000/rs6000.h (enum processor_type): Add support
1600 for 7400 (G4) and 7450.
1602 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1603 (rs6000_issue_rate): Ditto.
1604 (rs6000_adjust_cost): Fix cycle counts for compares.
1605 (debug_stack_info): Fix an obvious typo.
1606 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
1607 * doc/invoke.texi: Document.
1608 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
1610 (PROCESSOR_DEFAULT): Ditto.
1612 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
1614 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
1615 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
1616 later recursive make invocation.
1618 2001-10-01 Hans Boehm <boehm@acm.org>
1620 * optabs.c (emit_libcall_block): When using non-call exceptions,
1621 don't add REG_LIBCALL reg notes to trapping calls.
1623 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1625 * flow.c (propagate_block_delete_libcall): Remove unused first arg
1626 (propagate_one_insn): Update for above change
1628 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
1630 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
1631 _Unwind_GetTextRelBase): Argument is unused.
1633 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1635 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
1636 Loop through NOPs, placeholders, and components.
1637 Don't go through NOPs if change mode.
1638 (record_alias_subset): Do nothing if SUBSET and SET are the same.
1639 * emit-rtl.c (set_mem_alias_set): Enable check.
1640 * expr.c (find_placeholder): New function.
1641 (expand_expr, case PLACEHOLDER_EXPR): Use it.
1642 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
1643 to modify it and avoid unneeded copies.
1644 * expr.h (expand_expr): Always define.
1645 (find_placeholder): New declaration.
1647 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1649 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
1650 operand 2 is the stack pointer.
1651 ("addr-peephole"): Fix address computation peephole when operand 2
1652 is the stack pointer.
1654 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1656 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
1657 (ix86_setup_incoming_varargs): Likewise.
1659 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
1661 * stor-layout.c (layout_type): Don't complain about too-large
1664 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1666 * function.c (keep_stack_depressed): Don't use delete_insn.
1668 * expr.h (set_mem_alias_set): Move decl to here.
1669 * rtl.h (mem_attrs): New typedef and struct.
1670 (union rtunion_def): Add field for mem_attrs.
1671 (X0MEMATTR, MEM_ATTRS): New macros.
1672 (MEM_ALIAS_SET): Use MEM_ATTRS.
1673 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
1674 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
1675 (set_mem_alias_set): Delete decl from here.
1677 * alias.c (set_mem_alias_set): Delete from here.
1678 * emit-rtl.c (mem_attrs_htab): New variable.
1679 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
1680 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
1681 (mem_attrs_mark, get_mem_attrs): Likewise.
1682 (gen_rtx_MEM): Clear MEM_ATTRS.
1683 (set_mem_attributes): Move to here.
1684 (set_mem_alias_set): Likewise, and call get_mem_attrs.
1685 (init_emit_once): const_int_htab now deletable htab.
1686 Initialize mem_attrs_htab.
1687 * explow.c (set_mem_attributes): Delete from here.
1688 * function.c (put_var_into_stack): Clear MEM_ATTRS.
1689 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
1690 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
1691 * reload1.c (reload): Rework changing REG to MEM.
1693 2001-09-30 H.J. Lu <hjl@gnu.org>
1695 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
1696 * config.in: Rebuild.
1698 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1700 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
1701 ("tsthi_1"): Avoid allocation in register y.
1702 ("*movqi_68hc12"): Reorganize and fix constraints.
1703 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
1704 ("addqi3"): Likewise.
1705 ("addhi3"): Fix constraints.
1706 ("*logicalhi3_zexthi"): Disparage soft registers.
1708 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1710 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
1713 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1715 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
1716 that we use setjmp/longjmp exceptions.
1718 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
1720 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
1721 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
1722 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1723 _cpp_pool_alloc, _cpp_next_chunk): Remove.
1724 (_cpp_extend_buff, BUFF_ROOM): Update.
1725 (_cpp_append_extend_buff): New.
1726 (struct cpp_reader): Remove macro_pool, add a_buff.
1727 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
1729 (cpp_destroy): Free a_buff instead of macro_pool.
1730 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
1731 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
1732 _cpp_pool_alloc, ): Remove.
1733 (parse_number, parse_string): Update use of _cpp_extend_buff.
1734 (_cpp_extend_buff): Update.
1735 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
1736 * cpplib.c (glue_header_name, parse_answer):
1737 Update use of _cpp_extend_buff.
1738 (cpp_register_pragma, cpp_register_pragma_space): Use
1740 (do_assert, do_unassert): Check for EOL, update.
1741 * cppmacro.c (stringify_arg, collect_args): Update to use
1742 _cpp_extend_buff and _cpp_append_extend_buff.
1743 (save_parameter, parse_params, alloc_expansion_token,
1744 _cpp_create_definition): Rework memory management.
1746 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
1748 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
1749 update md_exec_prefix.
1750 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
1753 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
1755 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
1756 (SELECT_CC_MODE): Use s390_select_ccmode.
1757 * config/s390/s390-protos.h (s390_select_ccmode): Add.
1758 * config/s390/s390.c (s390_select_ccmode): New.
1759 (s390_match_ccmode): Add CCLmode.
1760 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
1761 (output_branch_condition, output_inverse_branch_condition): Removed.
1762 (print_operand): Use s390_branch_condition_mnemonic.
1763 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
1764 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
1765 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
1767 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
1768 when converting conditional branches to far branches.
1769 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
1770 cmpint_di): Use CCSmode instead of CCUmode.
1772 * config/s390/s390.c (legitimate_la_operand_p): New.
1773 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
1774 * config/s390/s390.md (movsi): Convert load address patterns to
1775 arithmetic operations when necessary.
1776 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
1777 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
1778 (*do_la_reg_0): Don't use before reload.
1780 * config/s390/s390.c (legitimize_address): Make more efficient
1781 use of two-register addressing mode.
1783 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
1784 with -mno-backchain in some corner cases.
1786 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
1788 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
1790 * reload.c (find_reloads): Mark new USE insns with QImode.
1791 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
1792 find_reloads_subreg_address): Likewise.
1793 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
1795 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
1797 (reload): Make sure there are no USEs with mode other than
1798 VOIDmode. At the end, remove those marked with QImode.
1800 2001-09-29 Per Bothner <per@bothner.com>
1802 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
1803 * Makefile.in (includedir): Rename to local_includedir.
1804 (includedir): Define as $(prefix)/include.
1805 * config.in (PREFIX_INCLUDE_DIR): New variable.
1806 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
1808 2001-09-29 Bernd Schmidt <bernds@redhat.com>
1810 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
1812 * doc/extend.texi (Vector Extensions): New node.
1813 * doc/invoke.texi (Machine Dependent Options): Add documentation for
1814 i386 -mmmx, -msse, -m3dnow.
1816 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
1818 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
1820 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
1822 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
1824 * doc/invoke.texi (Optimize Options): Delete spurious @table.
1826 2001-09-28 Richard Henderson <rth@redhat.com>
1828 * varasm.c (assemble_integer): Bound alignment check by
1831 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
1833 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1835 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
1837 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1839 Mostly from Graham Stott <grahams@redhat.com>
1840 * c-common.c (type_for_mode): Add support for V2SFmode.
1841 * tree.c (build_common_tree_nodes_2): Likewise.
1842 * tree.h (enum tree_index, global_trees): Likewise.
1843 * config/i386/i386.c (x86_3dnow_a): New variable.
1844 (override_options): Support 3Dnow extensions.
1845 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
1846 Athlon's version of 3Dnow.
1847 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
1848 (ix86_expand_builtin): Handle them.
1849 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
1850 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
1851 TARGET_3DNOW_A): New macros.
1852 (TARGET_SWITCHES): Add 3Dnow switches.
1853 (VALID_MMX_REG_MODE_3DNOW): New macro.
1854 (VECTOR_MODE_SUPPORTED_P): Use it.
1855 (enum ix86_builtins): Add entries for 3Dnow builtins.
1856 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
1857 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
1858 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
1859 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
1860 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
1861 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
1862 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
1863 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
1864 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
1865 sfence_insn, prefetch): Make these available if TARGET_SSE or
1868 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1870 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1871 ix86_va_start, ix86_build_va_list): Declare.
1872 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1873 ix86_va_start, ix86_build_va_list): New global functions.
1874 * i386.md (sse_prologue_save_insn): New insn.
1875 (sse_prologue_save): New expander.
1876 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1877 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1879 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1881 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1882 Use size_t everywhere, make definitions consistent with
1885 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1887 * gcse.c (replace_store_insn): Use delete_insn.
1888 * loop.c (move_movables): Likewise; avoid delete_insn
1889 from clobbering notes moved elsewhere.
1890 (check_dbra_loop): Use delete_insn.
1891 * ssa.c (convert_from_ssa): Likewise.
1892 * cse.c (cse_insn): Use delete_insn.
1894 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1896 * cpphash.h (struct cpp_buff): Make unsigned.
1897 (_cpp_get_buff): Take length of size_t.
1898 (_cpp_unaligned_alloc): New.
1899 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1900 (struct cpp_reader): Remove ident_pool. Add u_buff.
1901 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1902 (cpp_destroy): Destroy u_buff, not ident_pool.
1903 * cpplex.c (parse_number, parse_string, save_comment,
1904 cpp_token_as_text): Update to use the unaligned buffer.
1905 (new_buff): Make unsigned.
1906 (_cpp_unaligned_alloc): New.
1907 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1908 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1910 (collect_args): Make unsigned.
1912 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1914 * cpplex.c (cpp_output_token): Use a putc loop for
1915 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1917 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1918 * configure, config.in: Regenerate.
1919 * system.h: Replace fwrite and fprintf with their unlocked
1920 variants if available.
1922 2001-09-27 Richard Henderson <rth@redhat.com>
1924 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1925 in favour of .eh_frame.
1927 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1929 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1931 (LIBCALL_VALUE): Likewise.
1933 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1935 * cpphash.h: Update comment.
1936 * cpplex.c: Update comments.
1937 (_cpp_can_paste): Remove.
1938 * cpplib.h (_cpp_can_paste): Remove.
1939 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1940 lexer rather than _cpp_can_paste.
1942 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1944 * doc/cppinternals.texi: Update.
1946 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1948 * cpphash.h (struct cpp_pool): Remove locks and locked.
1949 (struct cpp_context): Add member buff.
1950 (struct cpp_reader): Remove member argument_pool.
1951 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1952 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1953 * cpplex.c (chunk_suitable): Remove pool argument.
1954 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1955 (new_buff, _cpp_extend_buff): Update.
1956 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1957 which buffer is returned.
1958 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1959 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1960 * cppmacro.c (lock_pools, unlock_pools): Remove.
1961 (push_ptoken_context): Take a _cpp_buff.
1962 (enter_macro_context): Pool locking removed.
1963 (replace_args): Use a _cpp_buff for the replacement list with
1965 (push_token_context): Clear buff.
1966 (expand_arg): Use _cpp_pop_context.
1967 (_cpp_pop_context): Free a context's buffer, if any.
1969 2001-09-26 DJ Delorie <dj@redhat.com>
1971 * c-typeck.c (digest_init): Check for sizeless arrays.
1973 2001-09-26 Richard Henderson <rth@redhat.com>
1975 * optabs.c (init_one_libfunc): Create a dummy function type
1976 instead of using error_mark_node.
1978 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1980 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1981 _cpp_extend_buff, _cpp_free_buff): New.
1982 (struct cpp_reader): New member free_buffs.
1983 * cppinit.c (cpp_destroy): Free buffers.
1984 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1985 _cpp_extend_buff, _cpp_free_buff): New.
1986 * cpplib.h (struct cpp_options): Remove unused member.
1987 * cppmacro.c (collect_args): New. Combines the old parse_arg
1988 and parse_args. Use _cpp_buff for memory allocation.
1989 (funlike_invocation_p, replace_args): Update.
1991 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1993 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1995 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1997 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1999 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2001 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2004 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2005 Jim Wilson <wilson@redhat.com>
2007 * doc/install.texi (Specific, ia64-*-linux): Document.
2009 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2011 * Makefile.in (cfgrtl.o): Add.
2012 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2013 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2014 free_aux_for_edge): Declare.
2016 (HAVE_return): Undefine.
2017 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2018 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2019 free_aux_for_edge): New global functions.
2020 (first_delete_block): New static variable.
2021 (init_flow): Clear first_delete_block.
2022 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2023 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2024 try_redirect_by_replacing_jump, last_loop_beg_note,
2025 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2026 delete_insn, delete_insn_chain, create_basic_block_structure,
2027 create_basic_block, flow_delete_block, compute_bb_for_insn,
2028 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2029 set_block_for_new_insns, split_block, merge_blocks_nomove,
2030 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2031 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2032 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2033 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2034 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2035 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2036 purge_all_dead_edges): Move to ....
2037 * cfgrtl.c: New file; .... Here.
2039 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2040 (reroder_basic_block): Use alloc_aux_for_blocks.
2041 * predict.c (estimate_bb_frequencies): Likewise; use
2042 alloc_aux_for_edges.
2043 * profile.c (compute_branch_probabilities): Likewise.
2044 (branch_prob): Likewise.
2045 * reg-stack.c (reg_to_stack): Likewise.
2047 * emit-rtl.c (emit_insns_after): Never return NULL.
2049 * basic-block.h (set_block_for_new_insns): Delete.
2050 * cfgrtl.c (set_block_for_new_insns): Delete.
2052 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2053 calls when crossjumping.
2055 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2056 * unroll.c (copy_loop_body): Use delete_insn.
2058 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2059 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2060 keep_stack_depressed): Likewise.
2061 * gcse.c (cprop_cc0_jump): Likewise.
2062 * local-alloc.c (update_equiv_regs): Likewise.
2063 * loop.c (scan_loop, loop_delete_insns): Likewise.
2064 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2065 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2066 delete_output_reload, delete_address_reloads_1,
2067 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2069 * sibcall.c (replace_call_placeholder): Likewise.
2070 * cse.c (cse_insn): Likewise.
2072 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2074 From Graham Stott <grahams@redhat.com>
2075 (def_builtin): Only define builtins appropriate for target_flags. All
2077 (builtin_decsription): Add new field mask which is used to determine
2078 when to define the builtin via the macro def_builtin.
2080 (bdesc_comi): Initialise new mask fields.
2081 (bdesc_2srg): Likewise.
2082 (bdesc_1arg): Likewise.
2084 * config/i386/i386.c (ix86_init_builtins): Correct return type
2085 building v4hi_ftype_v4hi_int_int tree node.
2086 (ix86_expand_sse_comi): Fix typo swapping operands.
2087 Don't swap comparision condition, it is already swapped.
2088 (ix86_expand_sse_compare): Before swapping operands
2089 move operand 1 into new rtx and not the target rtx.
2090 Don't swap comparison condition, it is already swapped.
2091 Always check whether we need to create a new TARGET.
2093 * config/i386/i386.md: (sse_comi) Fix typos.
2094 (sse_ucomi): Likewise.
2095 (cvtss2si): Fix operand 0 contraint.
2096 (cvttss2si): Likewise.
2097 (sse_unpckhps): Fix mode for operand 2.
2098 (sse_unpcklps): Likewise.
2100 2001-09-25 Graham Stott <grahams@redhat.com>
2102 * sibcall.c (skip_copy_to_return_value): Tighten return value
2105 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2107 * rs6000.c (lwa_operand): Address must be word aligned.
2109 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2111 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2112 number has been set.
2113 (type_hash_mark): Mark type itself.
2115 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2117 * c-lex.c (cb_def_pragma): Update.
2118 (c_lex): Update, and skip padding.
2119 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2120 * cpphash.h (struct toklist): Delete.
2121 (union utoken): New.
2122 (struct cpp_context): Update.
2123 (struct cpp_reader): New members eof, avoid_paste.
2124 (_cpp_temp_token): New.
2125 * cppinit.c (cpp_create_reader): Update.
2126 * cpplex.c (_cpp_temp_token): New.
2127 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2128 (cpp_output_token): Don't print leading whitespace.
2129 (cpp_output_line): Update.
2130 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2131 do_include_common, do_line, do_ident, do_pragma,
2132 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2133 parse_assertion): Update.
2134 (get_token_no_padding): New.
2135 * cpplib.h (CPP_PADDING): New.
2136 (AVOID_LPASTE): Delete.
2137 (struct cpp_token): New union member source.
2138 (cpp_get_token): Update.
2139 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2140 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2141 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2142 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2143 _cpp_backup_tokens, _cpp_create_definition): Update.
2144 (push_arg_context): Delete.
2145 (padding_token, push_token_context, push_ptoken_context): New.
2146 (make_string_token, make_number_token): Update, rename.
2147 (cpp_get_token): Update to handle tokens as pointers to const,
2148 and insert padding appropriately.
2149 * cppmain.c (struct printer): New member prev.
2150 (check_multiline_token): Constify.
2151 (do_preprocessing, cb_line_change): Update.
2152 (scan_translation_unit): Update to handle spacing.
2153 * scan-decls.c (get_a_token): New.
2154 (skip_to_closing_brace, scan_decls): Update.
2155 * fix-header.c (read_scan_file): Update.
2157 * doc/cpp.texi: Update.
2159 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2162 leak by passing malloc'ed pointer to reconcat, not concat.
2164 2001-09-24 DJ Delorie <dj@redhat.com>
2166 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2168 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
2170 * flow.c (delete_dead_jumptables): Delete jumptable if the only
2171 reference is from the literal pool.
2173 2001-09-24 Janis Johnson <janis187@us.ibm.com>
2175 * doc/install.texi (Final install): Request additional information
2176 in mail about successful builds.
2178 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2180 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
2181 initial value of return pointer register instead of value in frame-20.
2184 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2186 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
2187 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
2188 the libcall if there isn't a referenced identifier for the symbol.
2190 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2192 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
2193 non 64-bit machines. Use these as a plabel for the trampoline.
2194 (TRAMPOLINE_SIZE): Adjust size for new words.
2195 (INITIALIZE_TRAMPOLINE): Initialize new words.
2196 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
2197 pointer to the plabel in the trampoline.
2199 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2201 * pa.c (function_arg): Pass floating arguments in both general and
2202 floating registers in indirect (dynamic) calls when generating code
2203 for the 32 bit ABI and the HP assembler.
2205 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2207 * doc/install.texi: Markup fixes.
2208 Use Solaris 2, SunOS 4 as appropriate.
2209 (Specific, *-*-solaris2*): Explain this.
2210 Unconditionally warn against /usr/ucb tools.
2211 Remove Sun as warning, obsolete.
2212 Move X11 header bug workaround here, update patches.
2213 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
2214 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
2216 2001-09-23 Zack Weinberg <zack@codesourcery.com>
2218 * errors.h (warning, error, fatal, internal_error): Don't mark
2219 with ATTRIBUTE_PRINTF_n.
2220 * toplev.h (internal_error, fatal_io_error, warning, error,
2221 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
2222 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
2225 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2227 * function.c (pop_function_context_from): var_refs_queue
2228 and temp slots now in GC memory.
2229 (mark_function_status, free_after_compilation): Likewise;
2230 also struct function now in GC memory.
2231 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
2232 (combine_temp_slots): Likewise.
2233 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
2234 (prepare_function_start): Use GC memory for struct function.
2235 (mark_temp_slot): Deleted.
2236 (gcc_mark_struct_function): struct function now in GC memory.
2238 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
2239 code for division, not modulus.
2241 * rtl.def (MEM): Remove obsolete part of comment.
2243 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
2245 * c-format.c (init_function_format_info): Check __builtin_printf
2246 and __builtin_fprintf even if -ffreestanding. Check C99 functions
2249 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2251 * c-common.c (format_attribute_table): Remove decl.
2252 * tree.h (format_attribute_table, lang_attribute_table): New decls.
2253 (lang_attribute_common): Likewise.
2255 * function.c (fix_lexical_address): Use set_mem_alias_set.
2256 (expand_function_start): Likewise.
2257 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
2259 * varasm.c (output_constant): Fix unused variable warning.
2261 * attribs.c: New file, from c-common.c.
2262 (attribute_tables): Now four elements.
2263 (format_attribute_table, lang_attribute_common): New variables.
2264 (init_attributes): Reflect above changes.
2265 (handle_mode_attribute): Delete check for wider than uintmax.
2266 * c-common.c: Delete parts moved to attribs.c.
2267 (enum attrs): Deleted; unused.
2268 (c_format_attribute_table): New variable.
2269 (c_common_lang_init): Initialize format_attribute_table with it.
2270 * c-common.h (decl_attributes): Remove decl.
2271 * tree.h (decl_attribute): Move it to here.
2272 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
2273 (attribs.o): New rule.
2275 2001-09-22 Andreas Jaeger <aj@suse.de>
2277 * builtins.c (c_getstr): Remove unused variable.
2279 2001-09-21 Richard Henderson <rth@redhat.com>
2281 * reload1.c (reload): Use delete_insn instead of splatting
2284 2001-09-21 Richard Henderson <rth@redhat.com>
2286 * reload.c (push_secondary_reload): Don't check for "=" in output
2287 constraint after ""->ALL_REGS check.
2289 2001-09-21 Richard Henderson <rth@redhat.com>
2291 * predict.c (expected_value_to_br_prob): Use pc_set.
2293 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
2294 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
2296 2001-09-21 Richard Henderson <rth@redhat.com>
2298 * rtl.h (LCT_RETURNS_TWICE): New.
2299 * calls.c (emit_call_1): Set current_function_calls_setjmp for
2301 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
2302 to ECF_RETURNS_TWICE.
2303 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
2306 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
2308 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
2309 (JMP_BUF_SIZE): New.
2311 2001-09-21 Richard Henderson <rth@redhat.com>
2313 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
2316 2001-09-21 Richard Henderson <rth@redhat.com>
2318 * tree.def (FDESC_EXPR): New.
2319 * expr.c (expand_expr): Handle it.
2320 * varasm.c (initializer_constant_valid_p): Likewise.
2321 (output_constant): Likewise.
2322 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2323 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2324 (ASM_OUTPUT_FDESC): New.
2325 * doc/tm.texi: Document the new macros.
2327 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2329 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
2330 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
2331 once merging is complete.
2333 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2335 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
2337 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2339 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
2340 that would be invalid after a merge.
2342 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
2344 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
2345 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
2347 (flow_delete_insn): This one.
2348 (delete_insn_chain): Rename from ...; do not care labels.
2349 (flow_delete_insn_chain): ... this one.
2350 (flow_delete_block): Remove the insns one BB has been expunged.
2351 (merge_blocks_nomove): Likewise.
2352 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
2353 updating BB boundaries.
2354 (tidy_fallthru_edge): Likewise.
2355 (commit_one_edge_insertion): Likewise.
2356 * cfgbuild.c (find_basic_block): Likewise.
2357 (find_basic_blocks_1): Likewise.
2358 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
2359 (try_crossjump_to_edge): Likewise.
2360 (try_optimize_cfg): Likewise.
2361 * cse.c (delete_trivially_dead_insns): Likewise.
2362 * df.c (df_insn_delete): Likewise.
2363 * doloop.c (doloop_modify): Use delete_related_insns.
2364 * emit-rtl.c (try_split): Likewise.
2365 (remove_insn): Update BB boundaries.
2366 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2367 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2368 updating BB boundaries.
2369 (propagate_block_delete_insn): Likewise.
2370 (propagate_block_delete_libcall): Likewise.
2371 * function.c (delete_handlers): Use delete_related_insns.
2372 (thread_prologue_and_epilogue_insns): Likewise.
2373 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2374 * genpeep.c (gen_peephole): Use delete_related_insns.
2375 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2377 (find_cond_trap): Likewise.
2378 * integrate.c (save_for_inline): Use delete_related_insns.
2379 (copy_insn_list): Likewise.
2380 * jump.c (pruge_linie_number_notes): Likewise.
2381 (duplicate_loop_exit_test): Likewise.
2382 (delete_computation): Likewise.
2383 (delete_related_insn): Rename from ...; use delete_insn
2384 (delete_insn): ... this one.
2385 (redirect_jump): Use delete_related_insns.
2386 * loop.c (scan_loop): Likewise.
2387 (move_movables): Likewise.
2388 (find_and_verify_loops): Likewise.
2389 (check_dbra_loop): Likewise.
2390 * recog.c (peephole2_optimize): Likewise.
2391 * reg-stack.c (delete_insn_for_stacker): Remove.
2392 (move_for_stack_reg): Use delete_insn.
2393 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2394 * reload1.c (delete_address_reloads): Use delete_related_insns.
2395 (fixup_abnormal_edges): Use delete_insn.
2396 * recog.c (emit_delay_sequence): Use delete_related_insns.
2397 (delete_from-delay_slot): Likewise.
2398 (delete_scheduled_jump): likewise.
2399 (optimize_skip): Likewise.
2400 (try_merge_delay_insns): Likewise.
2401 (full_simple_delay_slots): Likewise.
2402 (fill_slots_from_thread): Likewise.
2403 (relax_delay_slots): Likewise.
2404 (make_return_insns): Likewise.
2405 (dbr_schedule): Likewise.
2406 * rtl.h (delete_insn): Rename to delete_related_insns.
2407 (delete_insn, delete_insn_chain): New prototypes.
2408 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
2409 by df_insn_delete already.
2410 * ssa-dce.c (delete_insn_bb): Use delete_insn.
2411 * ssa.c (convert_from_ssa): Use delete_related_insns.
2412 * unroll.c (unroll_loop): Likewise.
2413 (calculate_giv_inc): Likewise.
2414 (copy_loop_body): Likewise.
2416 * i386-protos.h (ix86_libcall_value, ix86_function_value,
2417 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2418 ix86_return_in_memory, ix86_function_value): Declare.
2419 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
2420 new static valurables.
2421 (x86_64_reg_class): New enum
2422 (x86_64_reg_class_name): New array.
2423 (classify_argument, examine_argument, construct_container,
2424 merge_classes): New static functions.
2425 (optimization_options): Enable flag_omit_frame_pointer and disable
2426 flag_pcc_struct_return on 64bit.
2427 (ix86_libcall_value, ix86_function_value,
2428 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2429 ix86_return_in_memory, ix86_function_value): New global functions.
2430 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
2431 (function_arg_advance): Handle x86_64 passing conventions.
2432 (function_arg): Likewise.
2433 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
2434 (RETURN_IN_MEMORY): Move offline.
2435 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
2436 (FUNCTION_VALUE_REGNO_P): New macro.
2437 (FUNCTION_ARG_REGNO_P): Move offline.
2438 (struct ix86_args): Add maybe_vaarg.
2439 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
2440 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
2442 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
2444 * s390.md: Changed attributes for scheduling.
2445 * s390.c: (s390_adjust_cost, s390_adjust_priority)
2448 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
2450 Table-driven attributes.
2451 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
2452 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
2453 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
2454 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
2455 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
2456 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
2457 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
2458 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
2459 * tree.h (struct tree_decl): Change machine_attributes to
2461 * doc/c-tree.texi: Document that all attributes are now attached
2463 * c-common.c (add_attribute, attrtab, attrtab_idx,
2464 default_valid_lang_attribute, valid_lang_attribute): Remove.
2465 (attribute_tables, attributes_initialized,
2466 c_common_attribute_table, default_lang_attribute_table): New
2468 (handle_packed_attribute, handle_nocommon_attribute,
2469 handle_common_attribute, handle_noreturn_attribute,
2470 handle_unused_attribute, handle_const_attribute,
2471 handle_transparent_union_attribute, handle_constructor_attribute,
2472 handle_destructor_attribute, handle_mode_attribute,
2473 handle_section_attribute, handle_aligned_attribute,
2474 handle_weak_attribute, handle_alias_attribute,
2475 handle_no_instrument_function_attribute,
2476 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
2477 handle_no_limit_stack_attribute, handle_pure_attribute): New
2479 (init_attributes, decl_attributes): Rewrite to implement
2480 table-driven attributes.
2481 * c-common.h (enum attribute_flags): Move to tree.h.
2482 * c-format.c (decl_handle_format_attribute,
2483 decl_handle_format_arg_attribute): Rename to
2484 handle_format_attribute and handle_format_arg_attribute. Update
2485 for table-driven attributes.
2486 * c-common.h (decl_handle_format_attribute,
2487 decl_handle_format_arg_attribute): Remove prototypes.
2488 (handle_format_attribute, handle_format_arg_attribute): Add
2490 * c-decl.c (grokdeclarator): Handle attributes nested inside
2492 * c-parse.in (setattrs, maybe_setattrs): Remove.
2493 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
2494 Update to handle nested attributes properly.
2495 (maybe_resetattrs, after_type_declarator,
2496 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
2497 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
2499 (make_pointer_declarator): Update to handle nested attributes
2501 * doc/extend.texi: Update documentation of limits of attributes
2502 syntax. Warn about problems with attribute semantics in C++.
2503 * target.h (struct target): Remove valid_decl_attribute and
2504 valid_type_attribute. Add attribute_table and
2505 function_attribute_inlinable_p.
2506 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
2507 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
2508 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
2510 (TARGET_INITIALIZER): Update.
2511 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
2513 (function_attribute_inlinable_p): New function. Check for the
2514 presence of any machine attributes before using
2515 targetm.function_attribute_inlinable_p.
2516 (function_cannot_inline_p): Update.
2517 * Makefile.in (integrate.o): Update dependencies.
2518 * doc/tm.texi: Update documentation of target attributes and
2519 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
2520 * tree.c (default_valid_attribute_p, valid_machine_attribute):
2522 (default_target_attribute_table,
2523 default_function_attribute_inlinable_p): New.
2524 (lookup_attribute): Update comment to clarify handling of multiple
2525 attributes with the same name.
2526 (merge_attributes, attribute_list_contained): Allow multiple
2527 attributes with the same name but different arguments to appear in
2528 the same attribute list.
2529 * tree.h (default_valid_attribute_p): Remove prototype.
2530 (struct attribute_spec): New.
2531 (default_target_attribute_table): Declare.
2532 (enum attribute_flags): Move from c-common.h. Add
2533 ATTR_FLAG_TYPE_IN_PLACE.
2534 (default_function_attribute_inlinable_p): Declare.
2535 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
2536 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2537 (TARGET_ATTRIBUTE_TABLE): Define.
2538 (vms_attribute_table): New.
2539 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
2540 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2541 (TARGET_ATTRIBUTE_TABLE): Define.
2542 (arc_attribute_table, arc_handle_interrupt_attribute): New.
2543 * config/arm/arm.c (arm_valid_type_attribute_p,
2544 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
2546 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2548 (TARGET_ATTRIBUTE_TABLE): Define.
2549 (arm_attribute_table, arm_handle_fndecl_attribute,
2550 arm_handle_isr_attribute): New.
2551 * config/avr/avr.c (avr_valid_type_attribute,
2552 avr_valid_decl_attribute): Remove.
2553 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
2555 (TARGET_ATTRIBUTE_TABLE): Define.
2556 (avr_attribute_table, avr_handle_progmem_attribute,
2557 avr_handle_fndecl_attribute): New.
2558 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
2559 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2560 (TARGET_ATTRIBUTE_TABLE): Define.
2561 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
2562 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
2563 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2564 (TARGET_ATTRIBUTE_TABLE): Define.
2565 (h8300_attribute_table, h8300_handle_fndecl_attribute,
2566 h8300_handle_eightbit_data_attribute,
2567 h8300_handle_tiny_data_attribute): New.
2568 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
2569 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
2571 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
2573 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
2574 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
2576 (TARGET_ATTRIBUTE_TABLE): Define.
2577 (ix86_attribute_table, ix86_handle_cdecl_attribute,
2578 ix86_handle_regparm_attribute): New.
2579 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
2580 i386_pe_valid_type_attribute_p): Remove.
2581 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
2582 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
2583 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2584 (TARGET_ATTRIBUTE_TABLE): Define.
2585 (ia64_attribute_table): New.
2586 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
2587 interrupt_ident2, model_ident1, model_ident2): Remove.
2588 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2589 (TARGET_ATTRIBUTE_TABLE): Define.
2590 (init_idents): Update.
2591 (m32r_attribute_table, m32r_handle_model_attribute): New.
2592 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
2594 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2595 (TARGET_ATTRIBUTE_TABLE): Define.
2596 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
2597 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
2598 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2599 (TARGET_ATTRIBUTE_TABLE): Define.
2600 (mcore_attribute_table, mcore_handle_naked_attribute): New.
2601 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
2602 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2603 (TARGET_ATTRIBUTE_TABLE): Define.
2604 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
2605 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
2606 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
2607 (TARGET_ATTRIBUTE_TABLE): Define.
2608 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
2609 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
2610 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2611 (TARGET_ATTRIBUTE_TABLE): Define.
2612 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
2613 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
2615 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
2617 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
2618 (TARGET_ATTRIBUTE_TABLE): Define.
2619 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
2621 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
2622 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
2623 (TARGET_ATTRIBUTE_TABLE): Define.
2624 (v850_attribute_table, v850_handle_interrupt_attribute,
2625 v850_handle_data_area_attribute): New.
2626 * config/v850/v850-c.c (mark_current_function_as_interrupt):
2627 Return void. Call decl_attributes instead of
2628 valid_machine_attribute.
2630 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
2632 * sh-protos.h (sh_pr_n_sets): Declare.
2633 * sh.c (calc_live_regs): If the initial value for PR has been copied,
2634 look at the copy to determine if PR needs to be saved.
2635 sh_pr_n_sets: New function.
2636 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
2637 (ALLOCATE_INITIAL_VALUE): Define.
2639 * sh.c (initial_elimination_offset):
2640 Fix RETURN_ADDRESS_POINTER_REGNUM case.
2642 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
2644 * integrate.c (allocate_initial_values): New function.
2645 * integrate.h (allocate_initial_values): Declare.
2646 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
2648 * reload1.c (reload): And initialization of reg_equiv_memory_loc
2650 * toplev.c (rest_of_compilation): To here.
2651 Call allocate_initial_values.
2652 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
2654 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2656 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
2658 2001-09-20 DJ Delorie <dj@redhat.com>
2660 * c-typeck.c (really_start_incremental_init): Discriminate
2661 between zero-length arrays and flexible arrays.
2662 (push_init_level): Detect zero-length arrays and handle them
2663 like fixed-sized arrays.
2664 * expr.c (store_constructor): Handle zero-length arrays and
2665 flexible arrays correctly.
2666 * doc/extend.texi: Update zero-length array notes.
2668 2001-09-20 Jim Wilson <wilson@redhat.com>
2670 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
2671 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
2672 for issue port conflicts.
2673 (cycle_end_fill_slots): TYPE_L instructions take two slots.
2675 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
2677 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
2680 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2682 * fold-const.c (hashtab.h): Include.
2683 (int_const_binop): Remove FORSIZE arg and compute from type; all
2685 Call size_int_type_wide for all single-word constants.
2686 (size_htab_hash, size_htab_eq): New functions.
2687 (size_int_type_wide): Rework to use hash table.
2688 * ggc-common.c (hashtab.h): Include.
2689 (struct d_htab_root): New struct.
2690 (d_htab_roots): New variable.
2691 (ggc_add_deletable_htab, ggc_htab_delete): New functions
2692 (ggc_mark_roots): Handle deletable htabs.
2693 * ggc-page.c (ggc_marked_p): New function.
2694 * ggc-simple.c (ggc_marked_p): Likewise.
2695 * ggc.h: Reformatting throughout.
2696 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
2697 * tree.c (init_obstacks): Make type_hash_table a deletable root.
2698 (type_hash_add): Allocate struct type_hash from GC memory.
2699 (mark_hash_entry, mark_type_hash): Deleted.
2700 (type_hash_marked_p, type_hash_mark): New functions.
2701 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
2703 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
2705 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
2708 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2710 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
2711 array-too-large test for signed sizetype.
2713 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2715 * i386.md (indirect_jump): Allow Pmode operand.
2716 (tablejump): LIkewise; perform expansion to 64bit mode.
2717 * i386.c (symbolic_operand): Allow 64bit PIC references.
2718 (pic_symbolic_operand): Likewise.
2719 (ix86_find_base_term): Strip the 64bit PIC references.
2720 (legitimate_pic_address_disp_p): Handle 64bit PIC.
2721 (legitimize_pic_address): Likewise.
2722 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
2723 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
2725 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
2727 * stringpool.c (get_identifier_with_length): New function.
2728 * tree.h (get_identifier_with_length): New prototype.
2730 2001-09-19 Alan Modra <amodra@bigpond.net.au>
2731 David Edelsohn <edelsohn@gnu.org>
2734 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2735 already sign-extended.
2737 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
2738 * config/rs6000/rs6000.c (logical_operand): Always compare op as
2740 (rs6000_emit_set_long_const): Avoid unnecessary shift.
2741 (output_profile_hook): Declare label_name const.
2742 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
2743 to match constraints.
2745 2001-09-19 Stan Shebs <shebs@apple.com>
2747 * alias.c: Fix typos in comments.
2748 * sched-rgn.c (init_ready_list): Ditto.
2749 * unwind-dw2.c (uw_frame_state_for): Ditto.
2750 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
2751 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
2752 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
2754 2001-09-19 Richard Henderson <rth@redhat.com>
2756 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
2758 * Makefile.in (cfg.o): Depend on TM_P_H.
2760 2001-09-19 Richard Henderson <rth@redhat.com>
2762 * config/alpha/alpha.c (local_symbol_p): Split out from ...
2763 (local_symbolic_operand): ... here.
2764 (small_symbolic_operand): Check mode.
2765 (global_symbolic_operand): New.
2766 (input_operand): Reject symbolics if explicit relocs.
2767 (call_operand): Tidy.
2768 (alpha_legitimize_address): Use movdi_er_high_g.
2769 (alpha_expand_mov): Likewise.
2770 * config/alpha/alpha-protos.h: Update.
2771 * config/alpha/alpha.h (PREDICATE_CODES): Update.
2772 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
2773 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
2774 (UNSPECV_LDGP2): Remove.
2775 (all call patterns): Use 's' not 'i' for symbolic constraint.
2776 (call_osf call_value_osf): Use call_operand.
2777 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
2778 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
2779 (prologue_ldgp_1_er): Remove.
2780 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
2781 (builtin_setjmp_receiver_er patterns): Use them.
2782 (exception_receiver_er): Likewise.
2784 2001-09-19 Richard Henderson <rth@redhat.com>
2786 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
2788 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
2789 and NON_LOCAL_GOTO notes.
2790 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
2791 copy over CALL_INSN_FUNCTION_USAGE.
2793 2001-09-18 Catherine Moore <clm@redhat.com>
2795 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
2798 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
2800 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
2801 new-style tm_file specification. Specify correct tm_p_file,
2802 md_file, and out_file for s390x.
2804 * config/s390/linux.h, linux64.h: Don't include other target
2805 macro header files. Now handled via tm_file.
2807 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
2808 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
2809 are defined before use.
2811 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
2813 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
2814 code generation only for Gnu assembler.
2816 2001-09-18 Catherine Moore <clm@redhat.com>
2818 * config/stormy16 (LIB_SPEC): Remove -lnosys.
2820 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
2822 * config/mips/mips.c (mips_frame_set): New.
2823 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
2824 a parallel frame-related expression with a set for each register.
2826 2001-09-18 Philip Blundell <philb@gnu.org>
2828 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
2831 2001-09-17 Dale Johannesen <dalej@apple.com>
2833 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
2834 * config/rs6000/aix.h (FIXED_R2): Define.
2835 * config/rs6000/darwin.h (FIXED_R2): Define.
2836 * config/rs6000/sysv4.h (FIXED_R2): Define.
2838 2001-09-17 Jeff Sturm <jsturm@one-point.com>
2840 * except.c (dw2_build_landing_pads): New local
2841 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
2842 barrier after clobbers. Fixes c++/4012.
2844 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2846 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
2848 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
2850 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
2851 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
2853 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2855 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
2858 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
2860 * cpphash.h (_cpp_lex_direct): New.
2861 * cpplex.c (_cpp_lex_token): Update.
2862 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
2863 and increment that pointer.
2864 * cppmacro.c (alloc_expansion_token): New.
2865 (lex_expansion_token): Lex macro expansion directly into
2868 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2870 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2872 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2874 * basic-block.h (free_bb_for_insn): Declare.
2875 * bb-reorder.c (label_for_bb): Use block_label.
2876 (emit_jump_to_block_after): Remove.
2877 (insert_intra_1): Do not update block_for_insn.
2878 (insert_inter_bb_scope_notes): Likewise; update bb->end
2879 * cfg.c (free_bb_for_insn): New.
2880 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2881 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2882 (commit_one_edge_insertion): Likewise.
2883 (commit_one_edge_insertion): Do not update BB boundary.
2884 (commit_edge_insertions): Do not call compute_bb_for_insn.
2885 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2886 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2887 (merge_blocks_move_successor_nojumps): Likewise.
2888 (try_crossjump_to_edge): Do not update block_for_insn.
2889 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2890 * df.c (df_pattern_emit_later): Do not update BB boundary.
2891 (df_jump_pattern_emit_after): Likewise.
2892 (df_insn_move_before): Use emit_insn_before.
2893 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2895 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2896 boundaries and basic_block_for_insn.
2897 (reorder_insns_nobb): Rename from reorder_insns.
2898 (reorder_insns): New.
2899 (emit_block_insn_before, emit_block_insn_after): Kill.
2900 * flow.c (check_function_return_warnings): Do not call
2901 compute_bb_for_insn; Do not free basic_block_for_insn.
2902 (attempt_auto_inc): Do not update basic_block_for_insn.
2903 * function.c (emit_return_into_block): Likewise;
2904 do not update BB boundaries.
2905 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2906 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2907 (pre_insert_copy_insn): Likewise.
2908 (update_ld_motion_notes): Likewise.
2909 (insert_insn_start_bb): Likewise.
2910 (replace_store_insn): Likewise.
2911 * ifcvt.c (noce_process_if_block): Likewise.
2912 (if_convert): Do not call compute_bb_for_insn.
2913 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2914 Use emit_insn_before and emit_insn_after.
2915 * recog.c (split_all_insns): Do not update BB boundaries;
2916 Do not call compute_bb_for_insn.
2917 (peephole2_optimize): Do not update BB boundaries.
2918 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2920 (emit_swap_insn): Likewise.
2921 (convert_regs_1): Likewise.
2922 * reload1.c (reload): Call compute_bb_for_insn.
2923 * rtl.h (reorder_insns_nobb): Declare.
2924 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2925 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2926 at places CFG is invalidated; do not call compute_bb_for_insn.
2928 * cfg.c (expunge_block): Invalidate BB structure.
2930 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2933 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2935 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2937 * cpphash.h (_cpp_lex_token): Update prototype.
2938 * cpplex.c (_cpp_lex_token): New prototype.
2939 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2940 lex_macro_node, read_flag, do_pragma_poison): Update.
2941 * cppmacro.c (cpp_get_token, parse_params,
2942 lex_expansion_token): Update.
2944 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2946 * cppmain.c (scan_translation_unit): Don't worry about
2947 putting a space after hashes.
2948 * cpplib.c (directive_diagnostics): New.
2949 (_cpp_handle_directive): Update to use directive_diagnostics.
2950 (run_directive): Don't toggle prevent_expansion.
2951 (do_line): Backup in case of the line extension.
2952 * cpplib.h (cpp_lexer_pos): Remove.
2953 * cppmacro.c (_cpp_create_definition): Precede a leading #
2956 2001-09-15 Richard Henderson <rth@redhat.com>
2958 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2960 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2962 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2964 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2966 PR preprocessor/3571
2967 * tradcpp.c (handle_directive): Skip non-vertical space.
2969 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2971 * cppmain.c (setup_callbacks): Set line callback only
2972 if outputting preprocessed source.
2974 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2976 * collect2.c (main): Const-ification.
2977 * gcc.c (translate_options, process_command): Use xstrdup in
2978 lieu of xmalloc/strcpy.
2979 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2981 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2983 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2986 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2988 * scan-decls.c (scan_decls): Fix typo.
2990 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2992 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2993 Split mlstring_pos into mls_line and mls_col.
2994 * cppinit.c (cpp_create_reader): Initialize line to 1.
2995 (cpp_destroy): Free tokenruns.
2996 (push_include): Don't update lexer_pos.
2997 * cpplex.c (unterminated, parse_string): Update.
2998 (lex_token): Don't update lexer_pos, update.
2999 * cpplib.c (if_stack): Save line instead of line + col.
3000 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3001 push_conditional, _cpp_pop_buffer): Update.
3002 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3003 (_cpp_create_definition): Update.
3005 2001-09-15 Eric Christopher <echristo@redhat.com>
3007 * config/mips/abi64.h: Add support for MEABI.
3009 2001-09-15 Eric Christopher <echristo@redhat.com>
3011 * config/mips/mips.md: Add unspec #2.
3013 (reload_outdi): Ditto.
3014 (reload_outsi): Ditto.
3017 2001-09-15 Eric Christopher <echristo@redhat.com>
3018 Jason Eckhardt <jle@redhat.com>
3020 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3021 * config/mips/isa32-linux.h: New file.
3022 * config/mips/isa3264.h: Ditto.
3023 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3024 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3025 (output_block_mode): Support MEABI.
3026 (function_arg): Ditto. Fix floating point arg passing.
3027 (mips_va_start): Ditto.
3028 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3030 (mips_asm_file_start): Add new section to pass abi to gdb.
3031 (function_arg_pass_by_reference): Support MEABI.
3032 (mips_parse_cpu): Support mips32 and mips64 processors.
3033 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3034 TARGET_MIPS5KC. Support isa32 and isa64.
3035 (processor_type): Add r4kc, r5kc, r20kc.
3036 (GENERATE_MULT3_SI): New.
3037 (GENERATE_MULT3_DI): Ditto.
3038 (GENERATE_MULT3): Remove.
3039 (ISA_HAS_64BIT_REGS): Add isa == 64.
3040 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3041 (ISA_HAS_MADD_MSUB): New.
3042 (ISA_HAS_CLZ_CLO): Ditto.
3043 (ISA_HAS_DCLZ_DCLO): Ditto.
3044 (ABI_GAS_ASM_SPEC): New.
3045 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3048 (SUBTARGET_CC1_SPEC): Ditto.
3049 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3050 (PAD_VARARGS_DOWN): Support MEABI.
3051 (HARD_REGNO_NREGS): Move to mips.c.
3052 (ASM_OUTPUT_IDENT): Add #undef.
3053 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3054 (mulsi3): Use GENERATE_MULT3_SI.
3055 (mulsi3_mult3): Ditto. Support mips32, mips64.
3056 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3057 (mul_sub_si): New pattern.
3058 (unnamed splitters): New.
3059 (muldi3): Use GENERATE_MULT3_DI.
3060 (muldi3_internal2): Ditto.
3061 (movdicc): Support mips32.
3062 * config/mips/t-isa3264: New file.
3064 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3066 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3067 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3068 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3070 * reorg.c (fill_slots_from_thread): After call to
3071 steal_delay_list_from_target, update own_thread as new_thread may
3074 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3076 * cpperror.c (print_location): Take line and column, for
3077 default positioning use the previously lexed token.
3078 (_cpp_begin_message): Take line and column.
3079 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3080 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3081 * cpphash.h (_cpp_begin_message): Update prototype.
3082 * cppinit.c (push_include): Don't set output line.
3083 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3084 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3085 (do_pragma): Kludge for front ends. Don't expand macros at all.
3086 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3087 (struct cpp_token): Remove output_line.
3088 (struct cpp_callbacks): New member line_change.
3089 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3090 cpp_get_token): Preserve BOL flag.
3091 (cpp_get_line): Remove.
3092 (_cpp_backup_tokens): Remove useless abort().
3093 * cppmain.c (cb_line_change): New.
3094 (scan_translation_unit): Don't worry about starting new lines here.
3095 * scan-decls.c (scan_decls): Update.
3096 * c-lex.c (c_lex, init_c_lex): Update.
3097 (cb_line_change, src_lineno): New.
3099 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3101 * tree.c (append_random_chars): Generate the random
3102 characters in a reproducable fashion.
3104 2001-09-14 Richard Henderson <rth@redhat.com>
3106 * config/i386/i386.c (internal_label_prefix): New.
3107 (internal_label_prefix_len): New.
3108 (override_options): Set them.
3109 (local_symbolic_operand): New.
3110 (legitimate_pic_address_disp_p): Use it.
3111 (legitimize_pic_address): Likewise.
3113 2001-09-14 Marc Espie <espie@openbsd.org>
3115 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3118 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3120 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3121 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3123 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3125 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3126 invocation of SUBREG_REGNO_OFFSET.
3128 * haifa-sched.c: Fix typo in FSF copyright statement.
3129 * sched-deps.c: Fix typo in FSF copyright statement.
3130 * sched-ebb.c: Fix typo in FSF copyright statement.
3131 * sched-rgn.c: Fix typo in FSF copyright statement.
3132 * sched-vis.c: Fix typo in FSF copyright statement.
3134 * config.gcc: Move inclusion of arm elf specific header files
3135 from the files themselves into the tm_file variable. Make
3136 sure that elfos.h is included before target specific elf
3138 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3140 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3141 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3142 ASM_OUTPUT_CASE_LABEL): Protect definition.
3143 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3144 not already defined.
3145 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3146 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3147 Remove duplicate definition.
3148 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3149 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3150 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3151 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3152 Remove inclusion of arm/elf.h.
3153 * config/arm/unknown-elf.h: as for conix-elf.h.
3154 (STARTFILE_SPEC): Include crti.o and crtn.o.
3155 * config/arm/linux-elf.h: as for conix-elf.h.
3156 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3157 * config/arm/strongarm-elf.h: Remove inclusion of
3159 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3160 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3161 unknown-elf.h and elf.h.
3162 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3163 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3164 ASM_WEAKEN_LABEL): Remove redundant definition.
3165 * config/arm/elf.h: Test for inclusion of elfos.h
3166 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3167 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3168 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
3169 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
3170 redundant definition.
3171 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
3172 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
3173 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
3174 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
3175 Add rules to build crti.o and crtn.o
3176 * crti.asm: New file.
3177 * crtn.asm: New file.
3179 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
3181 * c-parse.in (_yylex): Use _cpp_backup_tokens.
3182 * cpphash.h (struct tokenrun): Add prev.
3183 (struct lexer_state): Remove bol.
3184 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
3185 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
3187 * cppinit.c (cpp_create_reader): Don't set bol.
3188 (cpp_destroy): Don't free lookaheads.
3189 * cpplex.c (lex_directive): Remove.
3190 (next_tokenrun): Update.
3191 (_cpp_lex_token): Clean up logic.
3192 (lex_token): Update to return a pointer to lexed token, since it
3193 can move to the start of the buffer. Simpify newline handling.
3194 * cpplib.c (SEEN_EOL): Update.
3195 (skip_rest_of_line): Remove lookahead stuff.
3196 (end_directive): Line numbers are already incremented. Revert
3197 to start of lexed token buffer if we can.
3198 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
3199 parse_answer): Use _cpp_backup_tokens.
3200 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
3201 instead. Don't check for EOL.
3202 (do_include_common, do_line, do_pragma_system_header): Use
3204 * cpplib.h (BOL, _cpp_backup_tokens): New.
3205 * cppmacro.c (save_lookahead_token, take_lookahead_token,
3206 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
3207 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
3208 (builtin_macro): Don't use cpp_get_line.
3209 (cpp_get_line): Short term kludge.
3210 (parse_arg): Handle directives in arguments here. Back up when
3211 appropriate. Store EOF at end of argument list.
3212 (funlike_invocation_p): Use _cpp_backup_tokens.
3213 (push_arg_context): Account for EOF at end of list.
3214 (cpp_get_token): Remove lookahead stuff. Update.
3216 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3218 * c-parse.in (yyerror): Const-ification and/or static-ization.
3219 * c-typeck.c (push_member_name): Likewise.
3220 * collect2.c (main): Likewise.
3221 * dbxout.c (dbxout_parms): Likewise.
3222 * diagnostic.c (format_with_decl): Likewise.
3223 * dwarf2out.c (output_ranges): Likewise.
3224 * dwarfout.c (fundamental_type_code): Likewise.
3225 * except.c (dw2_output_call_site_table): Likewise.
3226 * gcc.c (do_spec_1): Likewise.
3227 * genopinit.c (optabs): Likewise.
3228 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
3229 gen_declaration_1, handle_impent): Likewise.
3230 * protoize.c (default_include, in_system_include_dir, abspath):
3232 * sched-vis.c (visualize_stall_cycles): Likewise.
3233 * sdbout.c (plain_type_1, sdbout_end_function,
3234 sdbout_end_epilogue): Likewise.
3235 * varasm.c (decode_reg_name): Likewise.
3237 * 1750a.c (mod_regno_adjust): Likewise.
3238 * alpha.c (alpha_write_one_linkage,
3239 unicosmk_output_default_externs): Likewise.
3240 * arm.c (arm_condition_codes): Likewise.
3241 * arm.h (arm_condition_codes): Likewise.
3242 * avr.c (output_movsisf, encode_section_info): Likewise.
3243 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
3245 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3246 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3247 * m88k.c (output_function_profiler): Likewise.
3248 * mips.c (mips_output_conditional_branch): Likewise.
3249 * ns32k.c (ns32k_out_reg_names): Likewise.
3250 * ns32k.h (ns32k_out_reg_names): Likewise.
3251 * pj.c (pj_output_rval): Likewise.
3252 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
3253 * sparc.c (sparc_flat_function_prologue,
3254 sparc_flat_function_epilogue): Likewise.
3256 2001-09-13 Markus Werle <numerical.simulation@web.de>
3257 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3259 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
3260 Aachen University of Technology".
3262 2001-09-13 Andreas Schwab <schwab@suse.de>
3264 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
3267 2001-09-13 Richard Henderson <rth@redhat.com>
3269 * config/alpha/alpha.c (small_symbolic_operand): New.
3270 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
3271 (some_operand, input_operand): Don't handle HIGH.
3272 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
3273 (alpha_expand_mov): Likewise.
3274 (print_operand) [H]: Just print HIGH symbol.
3275 (print_operand_address): Handle small data.
3276 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
3277 (TARGET_SWITCHES): Add -msmall-data/large-data.
3278 (PIC_OFFSET_TABLE_REGNUM): New.
3279 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
3280 (PREDICATE_COES): Update.
3281 * config/alpha/alpha.md (adddi_er_high): New.
3282 (adddi_er_low): Handle small data.
3283 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
3284 prefer .sdata to .rodata.
3285 (SELECT_RTX_SECTION): Likewise.
3287 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
3289 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
3290 defining __size_t and leaving size_t undefined.
3292 2001-09-12 Diego Novillo <dnovillo@redhat.com>
3294 * basic-block.h (expunge_block): Declare.
3295 * cfg.c (expunge_block): Remove static declaration.
3297 2001-09-12 Richard Henderson <rth@redhat.com>
3299 * integrate.c (copy_insn_list): Copy label name from
3300 NOTE_INSN_DELETED_LABEL.
3302 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3304 * c-common.c (c_tree_code_name): Const-ification.
3305 * c-decl.c (c_decode_option): Likewise.
3306 * c-typeck.c (warn_for_assignment): Likewise.
3307 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
3309 * cppinit.c (output_deps): Likewise.
3310 * dependence.c (dependence_string, direction_string): Likewise.
3311 * dwarf2out.c (output_ranges): Likewise.
3312 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
3313 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
3314 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
3315 standard_startfile_prefix, standard_startfile_prefix_1,
3316 standard_startfile_prefix_2, tooldir_base_prefix,
3317 standard_bindir_prefix, find_a_file): Likewise.
3318 * genattrtab.c (make_length_attrs): Likewise.
3319 * gencheck.c (tree_codes): Likewise.
3320 * genemit.c (gen_split): Likewise.
3321 * genrecog.c (special_mode_pred_table): Likewise.
3322 * graph.c (graph_ext): Likewise.
3323 * protoize (default_include): Likewise.
3324 * reload.c (reload_when_needed_name): Likewise.
3325 * sched-vis.c (visualize_stall_cycles): Likewise.
3326 * tlink.c (recompile_files): Likewise.
3327 * toplev.c (decode_g_option): Likewise.
3328 * tradcpp.c (output_deps): Likewise.
3329 * varasm.c (decode_reg_name): Likewise.
3331 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
3334 * avr.c (avr_regnames, encode_section_info): Likewise.
3335 * c4x.c (float_reg_names): Likewise.
3336 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
3337 * elfos.h (const_section): Likewise.
3338 * i386.c (ix86_comp_type_attributes): Likewise.
3339 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3340 * ia64/aix.h (UNIQUE_SECTION): Likewise.
3341 * ia64.c (type_names): Likewise.
3342 * m68hc11.c (reg_class_names): Likewise.
3343 * m88k.c (m_options): Likewise.
3344 * mips.c (mips_output_conditional_branch, mips_unique_section):
3346 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3347 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
3348 ultra_code_names): Likewise.
3349 * sparc.h (OVERRIDE_OPTIONS): Likewise.
3351 2001-09-12 Jakub Jelinek <jakub@redhat.com>
3353 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
3354 Use --fatal-warnings option for gas.
3355 * configure: Rebuilt.
3357 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3359 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
3361 2001-09-11 Jim Wilson <wilson@redhat.com>
3363 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3365 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3367 * builtins.c (c_strlen): Treat an offset too large for a
3368 HOST_WIDE_INT as out of range.
3370 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3372 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3373 (EDGE_CRITICAL_P): New predicate.
3374 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3376 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3377 (dump_edge_info): Remove "crit".
3378 * cfganal.c (mark_critical_edges): Kill.
3379 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3380 * cfgcleanup.c (cleanup_cfg): Likewise.
3381 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3382 (find_spanning_tree): Likewise.
3383 * reg-stack.c (convert_regs_1): Likewise.
3384 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3386 * basic-block.h (create_basic_block_structure): New.
3387 (create_basic_block): Update prototype.
3388 (force_nonfallthru): New.
3389 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3390 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3391 handle updating of block_for_insn, creating of empty BBs and BBs at
3392 the end of INSN chain.
3393 (create_basic_block): New function.
3394 (split_block): Use create_basic_block.
3395 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3396 (redirect_edge_and_branch_force): ... here.
3397 (force_nonfallthru): New.
3398 (split_edge): Rewrite to use force_nonfallthru and create_block.
3399 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3400 (find_basic_blocks): Free basic_block_for_insn.
3401 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3403 * cfg.c: Fix formating.
3404 * cfgcleanup.c: Fix formating.
3405 (merge_blocks, tail_recursion_label_p): Return bool.
3406 (merge_blocks_move_predecessor_nojumps,
3407 merge_blocks_move_successor_nojumps): Return void.
3409 2001-09-11 Jakub Jelinek <jakub@redhat.com>
3411 * configure.in: Check whether assembler supports section merging.
3412 * config.in: Rebuilt.
3413 * configure: Rebuilt.
3414 * varasm.c (variable_section, output_constant_pool): Pass alignment
3415 to SELECT_SECTION and SELECT_RTX_SECTION.
3416 (mergeable_string_section): New.
3417 (mergeable_constant_section): New.
3418 (default_elf_asm_named_section): Output SECTION_MERGE and
3419 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3420 * output.h (mergeable_string_section): New.
3421 (mergeable_constant_section): New.
3422 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
3423 * toplev.c (flag_merge_constants): New.
3424 (f_options): Add -fmerge-constants and -fmerge-all-constants
3426 (toplev_main): Default to -fno-merge-constants if not optimizing.
3427 * flags.h (flag_merge_constants): Add extern.
3428 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
3429 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
3431 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
3432 Define if assembler has working .subsection -1 support.
3433 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
3434 Put constant into special SHF_MERGE sections if the linker should
3435 attempt to merge duplicates.
3436 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
3438 Put constant into special SHF_MERGE sections if the linker should
3439 attempt to merge duplicates.
3440 * config/alpha/elf.h: Likewise.
3441 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
3442 has working .subsection -1 support.
3443 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
3445 * config/svr3.h: Likewise.
3446 * config/darwin.h: Likewise.
3447 * config/arm/aof.h: Likewise.
3448 * config/arm/linux-elf.h: Likewise.
3449 * config/avr/avr.h: Likewise.
3450 * config/c4x/c4x.h: Likewise.
3451 * config/d30v/d30v.h: Likewise.
3452 * config/i386/dgux.h: Likewise.
3453 * config/i386/osfrose.h: Likewise.
3454 * config/i386/sco5.h: Likewise.
3455 * config/i386/svr3gas.h: Likewise.
3456 * config/ia64/aix.h: Likewise.
3457 * config/m32r/m32r.h: Likewise.
3458 * config/m68k/m68k.h: Likewise.
3459 * config/m88k/dgux.h: Likewise.
3460 * config/m88k/m88k.h: Likewise.
3461 * config/mcore/mcore-pe.h: Likewise.
3462 * config/mips/mips.h: Likewise.
3463 * config/pa/pa.h: Likewise.
3464 * config/pa/pa-linux.h: Likewise.
3465 * config/romp/romp.h: Likewise.
3466 * config/rs6000/sysv4.h: Likewise.
3467 * config/rs6000/xcoff.h: Likewise.
3468 * config/s390/linux.h: Likewise.
3469 * config/sparc/sparc.h: Likewise.
3470 * config/sparc/sysv4.h: Likewise.
3471 * config/stormy16/stormy16.h: Likewise.
3472 * config/v850/v850.h: Likewise.
3473 * config/vax/vms.h: Likewise.
3474 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
3475 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3476 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
3477 default_elf_asm_named_section for SHF_MERGE sections.
3479 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3481 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
3484 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
3486 * c-common.c (split_specs_attrs): Allow for empty attributes with
3487 empty TREE_PURPOSE. Fixes PR c/4294.
3489 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
3491 * basic-block.h (cached_make_edge, make_single_succ): New.
3492 (make_edge): Remove first parameter.
3493 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
3494 * cfg.c (cached_make_edge): Rename from make_edge; return newly
3495 created edge; use obstack allocation.
3496 (make_edge, make_single_succ_edge): New.
3497 (first_removed_edge): New static variable.
3498 (init_flow): Initialize first_removed_edge and n_edges.
3499 (clear_edges): Use remove_edge.
3500 (flow_delete_block): Likewise.
3501 (remove_edge): Add removed edges to the removed edges list.
3502 (split_block, redirect_edge_and_branch_force, split_edge):
3504 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
3505 (add_noreturn_fake_exit_edges): Likewise.
3506 (connect_infinite_loops_to_exit): Liekwise.
3507 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
3508 Use cached_make_edge.
3509 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
3510 * profile.c (branch_prob): Update make_edge call.
3511 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3513 2001-09-11 Richard Henderson <rth@redhat.com>
3515 * config/alpha/alpha.c: Tidy formatting.
3516 (local_symbolic_operand): Verify mode.
3517 (alpha_sa_mask): Ignore unicos for eh_return.
3518 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
3519 * config/alpha/alpha.md (umk divsi patterns): Remove.
3520 (extendsfdf2): Remove unicos check.
3521 (tablejump): Merge vms and unicos code; always use direct set
3524 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3526 * config.gcc (alpha*-*-unicosmk*): New target.
3528 * config/alpha/alpha-protos.h (symbolic_operand,
3529 unicosmk_add_call_info_word, unicosmk_add_extern,
3530 unicosmk_defer_case_vector, unicosmk_unique_section,
3531 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
3532 unicosmk_asm_file_start, unicosmk_asm_file_end,
3533 unicosmk_output_common): Declare.
3535 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
3536 direct_return, function_arg, alpha_va_start, alpha_va_arg,
3537 alpha_does_function_need_gp, alpha_end_function): Support Cray
3539 (alpha_init_machine_status, alpha_mark_machine_status,
3540 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
3541 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
3542 unicosmk_asm_named_section, unicosmk_insert_attributes,
3543 unicosmk_section_type_flags, symbolic_operand,
3544 unicosmk_output_module_name, unicosmk_output_default_externs,
3545 unicosmk_output_dex, unicosmk_output_externs,
3546 unicosmk_output_addr_vec, unicosmk_ssib_name,
3547 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
3548 unicosmk_asm_file_end, unicosmk_output_common,
3549 unicosmk_section_type_flags, unicosmk_unique_section,
3550 unicosmk_add_call_info_word, unicosmk_text_section,
3551 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
3552 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
3553 unicosmk_dex_count, unicosmk_special_name): New.
3554 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
3555 TARGET_ABI_UNICOSMK.
3556 (get_aligned_mem, alpha_expand_unaligned_load,
3557 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
3558 alpha_expand_unaligned_store_words): Support big-endian mode.
3559 (print_operand): Likewise. New format specifier 't'. Use
3560 TARGET_AS_SLASH_BEFORE_SUFFIX.
3561 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
3562 (alpha_pv_save_size): Update with above change.
3563 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
3564 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
3567 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
3568 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
3569 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
3570 (EXTRA_CONSTRAINT): New constraint 'U'.
3571 (PREDICATE_CODES): Add symbolic_operand.
3573 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
3574 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
3575 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
3576 (integer division and modulus patterns): Split in default and
3578 (*divmodsi_internal, *divmoddi_internal): Disable for
3579 TARGET_ABI_UNICOSMK.
3580 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
3581 little-endian and big-endian versions.
3582 (ext, ins, msk): Likewise.
3583 (extv, extzv, insv): Support big-endian mode.
3584 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
3585 (call_umk, call_value_umk, *call_umk, tablejump_umk,
3586 *tablejump_umk_internal, *call_value_umk): New.
3587 (*movdi_nofix): Add pattern for loading an address into a register on
3588 TARGET_ABI_UNICOSMK.
3589 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
3590 (umk_mismatch_args, arg_home_umk): New.
3591 (various insns): Don't use mov, fmov, nop, fnop and unop.
3592 (realign): Support TARGET_ABI_UNICOSMK.
3594 * config/alpha/unicosmk.h: New file.
3595 * config/alpha/t-unicosmk: New file.
3597 * fixinc/inclhack.def (unicosmk_restrict): New.
3598 * fixinc/fixincl.x: Regenerate.
3600 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
3601 (wchar_t): Check for and define __WCHAR_T__.
3603 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
3605 * combine.c (simplify_shift_const): Treat shifts by the mode
3608 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
3610 * cpphash.h (struct tokenrun): New.
3611 (struct cpp_context): New member bol.
3612 (struct cpp_reader): New members.
3613 (_cpp_init_tokenrun): New.
3614 * cppinit.c (cpp_create_reader): Set up the token runs.
3615 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
3616 (lex_token): New internalised version of _cpp_lex_token. Don't
3617 handle directives or the multiple include opimisation here any
3618 more. Simply lex a token.
3619 * cpplib.c (run_directive): Clear bol.
3620 (_cpp_pop_buffer): Set bol.
3621 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
3624 2001-09-11 Michael Meissner <meissner@redhat.com>
3626 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
3627 give an error if the user uses -mfp32.
3628 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
3630 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
3631 floating point register size.
3632 (EXTRA_SPECS): Add CPP_FPR_SPEC.
3634 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
3635 HOST_WIDE_INT_PRINT_DEC to properly print the result of
3637 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3638 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
3640 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
3642 * dbxout.c (dbxout_parms): Fix typo in comment.
3643 * unroll.c (loop_find_equiv_value): Ditto.
3644 * toplev.c (rest_of_compilation): Ditto.
3645 * loop.c (scan_loop): Ditto.
3646 * dwarf2out.c (struct dw_fde_struct): Ditto.
3648 2001-09-10 Zack Weinberg <zackw@panix.com>
3650 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
3651 copying identifier when we're just going to throw it away.
3652 (parse_identifier_slow): New routine to handle abnormal cases.
3653 (_cpp_lex_token): Update call site.
3655 * hashtable.c (ht_lookup): Don't assume that the string we've
3656 been given is NUL-terminated.
3657 * system.h: #define __builtin_expect(a, b) to (a) if not
3660 2001-09-10 Michael Meissner <meissner@redhat.com>
3662 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
3665 2001-09-10 David Edelsohn <edelsohn@gnu.org>
3667 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
3669 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3671 * builtins.c (c_getstr): Correct thinko in last change and further
3674 2001-09-10 Tim Freeman <tim@fungibole.com>
3676 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
3677 into varray's and register them as roots with the garbage
3678 collector so they are not collected too soon.
3680 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
3682 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
3684 * basic-block.h (flow_obstack, label_value_list,
3685 tail_recursion_label_list): Declare
3686 (tidy_fallthru_edges): Declare.
3687 (expunge_block, last_loop_beg_note): Delete.
3688 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
3690 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
3691 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
3692 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
3693 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
3694 expunge_block, flow_delete_block, compute_bb_for_insn,
3695 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
3696 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
3697 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
3698 try_redirect_by_replacing_jump, last_loop_beg_note,
3699 redirect_edge_and_branch, redirect_edge_and_branch_force,
3700 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
3701 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
3702 commit_edge_insertions, dump_flow_info, debug_flow_info,
3703 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
3704 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
3705 Move here from flow.c
3706 * cfganal.c: New file.
3707 (forwarder_block_p, can_fallthru, mark_critical_edges,
3708 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
3709 find_unreachable_blocks, create_edge_list, free_edge_list,
3710 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
3711 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
3712 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
3713 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
3714 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
3715 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
3716 Move here from flow.c
3717 * cfgbuild.c: New file
3718 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
3719 make_edges, find_basic_blocks_1, find_basic_blocks,
3720 find_sub_basic_blocks): Move here from flow.c
3721 * cfgcleanup.c: New file.
3722 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
3723 merge_blocks_move_predecessor_nojumps,
3724 merge_blocks_move_successor_nojumps, merge_blocks,
3725 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3726 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
3727 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
3729 * cfgloop.c: New file
3730 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
3731 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
3732 flow_loop_exit_edges_find, flow_loop_nodes_find,
3733 flow_loop_pre_header_scan, flow_loop_pre_header_find,
3734 flow_loop_tree_node_add, flow_loops_tree_build,
3735 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
3736 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
3737 Move here from flow.c
3738 * flow.c: Remove everything moved elsewhere
3739 * output.h (cleanup_cfg): Return bool.
3741 * bb-reorder.c (reorder_block_def): Remove 'index'.
3742 (insert_intra_1): Add argument BB, set block for new note.
3743 (make_reorder_chain): Do not depdent on BB indexes.
3744 (make_reorder_chain_1): Do not use BB indexes.
3745 (label_for_bb): Likewise; set BB for new insn.
3746 (emit_jump_to_block_after): Likewise.
3747 (fixup_reoder_chain): Sanity check that all basic blocks
3748 are chained; verify newly created insn chain; remove
3749 undocnitional jump simplifying; Do not use BB indexes;
3750 properly initialize count and frequency information;
3751 dump reordered sequence.
3752 (insert_intra_bb_scope_notes): update call of insert_intra_1.
3753 (insert_inter_bb_scope_notes): Set block for new insn.
3754 (reorder_basic_blocks): Dump flow info before reoredering.
3756 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3758 * alias.c (clear_reg_alias_info): Use K&R format definition.
3759 Avoid unsigned warning.
3760 * builtins.c: Use "unsigned int", not "unsigned".
3761 (target_char_cast): Use host_integerp and tree_low_cst.
3762 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
3763 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
3764 (c_getstr): Likewise.
3765 (std_expand_builtin_va_arg): Use int_size_in_bytes.
3766 (builtin_memcpy_read_str): Avoid unsigned warning.
3767 (expand_builtin_memcpy): Alignments are unsigned.
3768 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
3769 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
3770 * predict.c (expensive_function_p): LIMIT now unsigned.
3771 * resource.c (mark_target_live_regs): Make some vars unsigned.
3772 * sdbout.c: Use "unsigned int", not "unsigned".
3773 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
3774 (sdbout_source_line): Likewise.
3775 (sdbout_record_type_name): Remove "const" for NAME declaration.
3776 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
3778 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
3780 * calls.c (store_one_arg): Expand comment.
3782 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3784 * calls.c (store_one_arg): Make sure that the entire argument is
3785 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
3787 2001-09-09 Richard Henderson <rth@redhat.com>
3789 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
3791 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
3793 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
3795 2001-09-09 Richard Henderson <rth@redhat.com>
3797 * config/alpha/alpha.c (alpha_next_sequence_number): New.
3798 (alpha_this_literal_sequence_number): New.
3799 (alpha_this_gpdisp_sequence_number): New.
3800 (some_operand, input_operand): Add HIGH.
3801 (local_symbolic_operand): New.
3802 (alpha_encode_section_info): New.
3803 (alpha_legitimate_address_p): Allow LO_SUM.
3804 (alpha_legitimize_address): Generate HIGH+LO_SUM.
3805 (alpha_expand_mov): Likewise.
3806 (secondary_reload_class): Check memory_operand not general_operand
3808 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
3809 (alpha_expand_unaligned_store): Likewise.
3810 (alpha_expand_unaligned_load_words): Likewise.
3811 (alpha_expand_unaligned_store_words): Likewise.
3812 (alpha_expand_block_clear): Likewise.
3813 (print_operand): Handle %#, %*, %H.
3814 (print_operand_address): Handle LO_SUM.
3816 (alpha_does_function_need_gp): Use it.
3817 (alpha_expand_block_move): Fix signed compare warnings.
3818 (alpha_sa_mask, alpha_align_insns): Likewise.
3819 * config/alpha/alpha-protos.h: Update.
3820 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
3821 (MASK_EXPLICIT_RELOCS): New.
3822 (TARGET_SWITCHES): Add -mexplicit-relocs.
3823 (EXTRA_CONSTRAINT): Add 'T'.
3824 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
3825 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
3826 (ENCODE_SECTION_INFO): Out line.
3827 (REDO_SECTION_INFO_P): New.
3828 (STRIP_NAME_ENCODING): New.
3829 (ASM_OUTPUT_LABELREF): New.
3830 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
3831 (PREDICATE_CODES): Update.
3832 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
3833 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
3834 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
3835 builtin_setjmp_receiver_er, exception_receiver_1_er,
3836 call_value_osf_1_er): New patterns.
3837 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
3838 (movqi, movhi, movsi): Add explicit $31 base register to lda.
3839 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
3840 (FINAL_PRESCAN_INSN): New.
3842 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
3844 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
3846 2001-09-08 Andreas Jaeger <aj@suse.de>
3848 * i386.h (TARGET_SWITCHES): Fix description.
3850 2001-09-07 David Edelsohn <edelsohn@gnu.org>
3852 * rs6000.c (num_insns_constant): Compute number of instructions
3855 * doc/install.texi: Explain AIX exception handling work-around.
3856 Update URL for AIX fixes.
3858 2001-09-07 Jim Wilson <wilson@redhat.com>
3860 * alias.c (clear_reg_alias_info): New.
3861 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
3862 * rtl.h (clear_reg_alias_info): Declare.
3864 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3866 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3868 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3869 (m16m,edivm,emulm): Change declaration to match definition.
3871 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3873 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3874 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3877 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3879 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3880 which have no corresponding C type.
3881 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3882 the representation of 64-bit doubles to work with 64-bit ints.
3884 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3886 * config/mips/mips.c (override_options): Do not override ISA when ABI
3887 specified if MIPS_CPU_STRING_DEFAULT was specified.
3889 2001-09-07 Richard Henderson <rth@redhat.com>
3891 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3892 (express_from_1): Wrap lines.
3893 * rtlanal.c (commutative_operand_precedence): Rename from
3894 operand_preference; export.
3895 * rtl.h: Declare it.
3896 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3897 (simplify_binary_operation): Invoke simplify_plus_minus on
3898 (CONST (PLUS ...)) as well.
3899 (struct simplify_plus_minus_op_data): New.
3900 (simplify_plus_minus_op_data_cmp): New.
3901 (simplify_plus_minus): Use them. Avoid infinite recursion with
3902 simplify_binary_operation wrt CONST.
3904 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3906 * h8300-protos.h (general_operand_dst_push): Remove.
3907 * h8300.c (general_operand_dst_push): Likewise.
3908 * h8300.h (OK_FOR_T): Likewise.
3909 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3910 * h8300.md (pushqi_h8300): New.
3911 (pushqi_h8300hs): Likewise.
3913 (pushhi_h8300): Likewise.
3914 (pushhi_h8300hs): Likewise.
3917 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3919 * genattrtab.c (attr_printf): First arg is unsigned.
3920 Clean up formatting of callers.
3922 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3924 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3927 2001-09-07 Andreas Jaeger <aj@suse.de>
3929 * i386.h (TARGET_SWITCHES): Fix descriptions.
3931 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3933 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3935 2001-09-06 Ira Ruben <ira@apple.com>
3937 Remove OP_IDENTIFIER.
3938 * tree.def (OP_IDENTIFIER): Remove.
3939 * tree.c (tree_node_kind enum): Remove op_id_kind.
3940 (tree_node_kind_names): Remove "op_identifiers".
3941 (make_node): Remove OP_IDENTIFIER test.
3942 (build_op_identifier): Removed because it isn't being used.
3943 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3944 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3946 2001-09-06 Richard Henderson <rth@redhat.com>
3948 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3950 2001-09-06 Richard Henderson <rth@redhat.com>
3952 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3955 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3957 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3958 number used for CR register.
3960 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3961 Joern Rennecke (amylaar@cygnus.com)
3963 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3964 * h8300.c (initial_offset): Handle offset between RP and FP.
3965 (h8300_return_addr_rtx): New function.
3966 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3968 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3969 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3970 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3971 (CAN_ELIMINATE, REGISTER_NAMES):
3972 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3974 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3976 Remove TYPE_NONCOPIED_PARTS.
3977 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3978 (struct tree_type): Remove noncopied_parts.
3979 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3980 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3981 (fixed_type_p): Remove.
3982 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3983 (expand_expr, MODIFY_EXPR): Likewise.
3984 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3985 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3987 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3989 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3991 (mask64_operand): Likewise.
3992 (includes_rldic_lshift_p): Likewise.
3993 (includes_rldicr_lshift_p): Likewise.
3995 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3997 * objc/objc-act.c (build_message_expr): If a class method cannot
3998 be found, do not issue a warning if a corresponding instance
3999 method exists in the root class.
4001 2001-09-05 Richard Henderson <rth@redhat.com>
4003 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4005 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4007 * function.c (ggc_mark_struct_function): Mark f->outer.
4008 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4009 * integrate.c (output_inline_function): ... not here.
4011 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4013 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4015 * i386.c (size_cost): New static variable.
4016 (override_function): Use size_cost when -Os is specified.
4018 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4019 properly; Use current_function_calls_eh_return.
4020 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4021 use leave to avoid depdendancy chain.
4023 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4024 get BB loop_depth instead of computing it from LOOP notes.
4026 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4028 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4030 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4031 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4032 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4034 2001-09-05 Jeffrey A Law (law@cygnus.com)
4035 Jason Merrill (jason@redhat.com)
4037 * stor-layout.c (layout_type): Complain if an array's size can
4038 not be represented in a size_t.
4040 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4042 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4044 * gcc.c: (process_command) Add parentheses around assignment
4045 used as truth value.
4047 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4049 * config/mips/mips.c (save_restore_insns): Don't mark any register
4050 save slots as unchanging if current_function_calls_eh_return.
4052 2001-09-05 Richard Henderson <rth@redhat.com>
4054 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4055 * config/alpha/alpha-protos.h: Declare it.
4056 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4057 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4058 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4059 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4060 (REG_OK_FOR_BASE_P): Select one of the above.
4062 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4064 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4065 (crti.o): Prefix name of object file with $(T).
4068 2001-09-05 David S. Miller <davem@redhat.com>
4070 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4071 * config/sparc/linux64.h: Likewise.
4073 2001-09-05 Andreas Jaeger <aj@suse.de>
4075 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4076 available anymore, remove the documentation.
4077 (i386 Options): Fix typo, cleanup index entries.
4079 * prefix.c (concat): Remove, we can use the version from liberty.
4081 2001-09-05 Richard Henderson <rth@redhat.com>
4083 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4084 New functions split out of md file expanders.
4085 * config/alpha/alpha-protos.h: Declare them.
4086 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4088 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4090 * cppmacro.c (funlike_invocation_p): No need to restore context.
4092 2001-09-04 Richard Henderson <rth@redhat.com>
4094 * reload.c (push_reload): Export.
4095 * reload.h (push_reload): Declare it.
4097 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4098 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4099 * config/alpha/alpha.c (alpha_legitimize_address): New.
4100 (alpha_legitimize_reload_address): Likewise.
4101 * config/alpha/alpha-protos.h: Declare them.
4103 2001-09-04 Stan Shebs <shebs@apple.com>
4105 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4106 * config/darwin.c (machopic_stub_name): Account for internally
4107 generated lib calls such as memcpy.
4109 2001-09-04 Richard Henderson <rth@redhat.com>
4111 * unwind.h (_UA_END_OF_STACK): New flag.
4112 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4114 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4116 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4118 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4120 * config/mips/mips.c (save_restore_insns): Change base_offset to
4121 fp_offset in second call to mips_emit_frame_related_store.
4123 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4125 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4126 sometimes be represented as a NOTE of type
4127 NOTE_INSN_DELETED_LABEL.
4128 (Insns): Document NOTE_INSN_DELETED_LABEL.
4130 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4132 * c-common.h (tree_dump_index): Add more comments.
4133 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4134 (dump_option_value_info): New struct.
4135 (dump_options): New array.
4136 (dump_switch_p): Parse switch options symbolically.
4137 * doc/invoke.texi (-fdump-ast): Rename to ...
4138 (-fdump-tree): ... here. Document that options are symbolic, and
4139 not all are applicable.
4141 2001-09-04 David S. Miller <davem@redhat.com>
4143 * config/sparc/sparc.md (define_splits): Kill constraints.
4145 Cleanup redundant and unused insn attributes.
4146 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4147 binary, and move. Mark ialu as default.
4148 (commented out define_function_unit "alu"): Kill.
4149 (define_attr "use_clobbered"): Kill.
4150 (whole file): Kill address insn type references. Replace
4151 all unary/binary/move references with ialu.
4152 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4153 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4156 Simplify length insn attribute and make more judicious use
4157 of insn attribute defaulting.
4158 * config/sparc/sparc.md (all insns with length > one): Mark as
4159 insn type multi if real instructions, else use default if
4160 it is a forced splitter.
4161 (all insns with length == one): Use default insn length.
4162 (all insns of type ialu): Use default insn type.
4164 Fix erroneous insn attribute settings.
4165 (addx): Set insn type to misc.
4166 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4167 const_umulsidi3_sp64): Set insn type to imul.
4169 Track SFmode vs DFmode insns according to UltraSPARC
4171 * config/sparc/sparc.md ("fptype"): New attribute, default
4173 (all DFmode single insns): Mark as fptype "double".
4175 2001-09-03 Jakub Jelinek <jakub@redhat.com>
4177 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
4179 2001-09-03 Richard Henderson <rth@redhat.com>
4181 * function.h (struct function): Add arg_pointer_save_area_init.
4182 * function.c (expand_function_end): Init arg_pointer_save_area.
4183 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
4184 when called from a nested function.
4186 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
4188 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
4191 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4193 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
4195 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
4197 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
4198 (emit_push_insn): Use specified padding direction when
4199 STACK_PUSH_CODE is POST_INC.
4201 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
4203 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4205 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
4207 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
4209 * cppinit.c (cpp_start_read): Free the imacros list as we
4210 traverse it. Don't free the chains before returning.
4211 (_cpp_push_next_buffer): Only try pushing buffers if we've
4212 completed -imacros handling.
4214 2001-08-31 Eric Christopher <echristo@redhat.com>
4216 * gcc.c (handle_braces): Add explaination for abort.
4218 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
4220 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
4221 move adjustment of bitpos instead.
4223 2001-08-31 Zack Weinberg <zack@codesourcery.com>
4225 * function.c: Remove all_functions. Make outer_function_chain
4227 (init_function_start): Don't add new function structure to
4229 (find_function_data, push_function_context_to,
4230 pop_function_context_from, put_var_into_stack,
4231 trampoline_address): Update for changed structure element names.
4232 (push_function_context_to): Disentangle.
4233 (free_after_compilation): Also free F.
4234 (expand_dummy_function_end): Don't free cfun here.
4235 (put_var_into_stack): Comment why we can't use find_function_data here.
4236 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
4237 (mark_function_chain): Split into maybe_mark_struct_function and
4238 ggc_mark_struct_function. Export the latter.
4239 (init_function_once): Mark from cfun and outer_function_chain;
4242 * function.h (struct function): Kill next_global. Rename next
4243 to outer. All users updated to match.
4244 (all_functions, outer_function_chain): Don't declare.
4246 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
4247 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
4248 don't touch f->inlinable, after calling rest_of_compilation.
4250 * tree.h: Forward-declare struct function. Prototype
4251 ggc_mark_struct_function.
4253 2001-08-31 Kazu Hirata <kazu@hxi.com>
4255 * config/h8300/h8300.md (*andorhi3): Fix typos.
4257 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4259 * calls.c (emit_library_call_value): Don't use a fixed
4260 argument after VA_CLOSE, i.e. out of scope in traditional C.
4262 * emit-rtl.c (gen_rtvec): Likewise.
4264 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4266 * Makefile.in (c-pragma.o): Depend on output.h.
4267 (reorg.o): Depend on except.h.
4269 * c-pragma.c: Include output.h.
4271 * reorg.c: Include except.h.
4273 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4275 2001-08-31 Richard Henderson <rth@redhat.com>
4277 * sched-deps.c (add_dependence): Don't elide dependancy if the
4278 conditional used by insn is modified in elem.
4280 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
4282 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
4284 2001-08-31 Diego Novillo <dnovillo@redhat.com>
4286 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
4289 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4291 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
4293 (stormy16_asm_out_constructor): New function.
4294 (TARGET_ASM_CONSTRUCTOR): Define.
4295 (TARGET_ASM_DESTRUCTOR): Define.
4297 2001-08-31 Andreas Jaeger <aj@suse.de>
4299 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
4300 * loop.c (add_label_notes): Likewise.
4301 * reload.c (find_reloads): Likewise.
4302 * config/sh/sh.c (machine_dependent_reorg): Likewise.
4304 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
4306 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
4307 code here. Take _Unwind_{W,Sw}ord*.
4308 (read_encoded_value_with_base): Use them.
4309 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
4311 (extract_cie_info): Simplify read_?leb128 handling.
4312 (execute_stack_op, execute_cfa_program): Likewise.
4313 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
4315 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4317 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
4318 the frame pointer to pop the stack if convenient.
4320 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
4321 Don't use post-increment before combine.
4322 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
4323 a call-saved register.
4325 2001-08-31 Andreas Jaeger <aj@suse.de>
4327 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
4330 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
4332 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
4333 not DIV/MOD, of course.
4335 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
4337 * rtl.def: Undo my patch commited 2001-08-27.
4339 * genattrtab.c: Ditto.
4343 * sched-int.h: Ditto.
4345 * target-def.h: Ditto.
4349 * haifa-sched.c: Ditto.
4351 * sched-rgn.c: Ditto.
4353 * sched-vis.c: Ditto.
4355 * Makefile.in: Ditto.
4357 * doc/md.texi: Ditto.
4359 * doc/tm.texi: Ditto.
4361 * doc/contrib.texi: Ditto.
4363 * doc/gcc.texi: Ditto.
4365 * genattrtab.h: Remove it.
4367 * genautomata.c: Remove it.
4369 * genattr.c: Undo my patch and Richard Henderson's patch commited
4372 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4374 * config.gcc (h8300-*-elf*): New case.
4375 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4376 (SUBTARGET_CPP_SPEC): Define.
4377 (EXTRA_SPECS): Define.
4378 (SUBTARGET_EXTRA_SPECS): Define.
4379 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4380 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4382 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4384 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4385 (LIB2FUNCS_EXTRA): Define.
4386 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4387 config/h8300/fixunssfsi.c: New file.
4389 2001-08-30 Kazu Hirata <kazu@hxi.com>
4391 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4392 define_expand to accomodate target-specific attributes.
4393 (anonymous zero_extendqihi2 patterns): New.
4395 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4397 * h8300.md (*andorhi3): New pattern.
4399 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4401 * h8300.c (dosize): Fix test for "sub".
4403 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
4405 * c-typeck.c (pointer_diff): Try to eliminate common term before
4408 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
4410 * config/arm/arm.c (arm_compute_initial_elimination_offset):
4411 Account for the saves of the FP registers.
4413 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
4414 (TEXT_SECTION_ASM_OP): Define.
4415 (INIT_SECTION_ASM_OP): Define.
4416 (FINI_SECTION_ASM_OP): Define.
4417 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
4418 (RDATA_SECTION_FUNCITON): Provide prototype.
4420 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
4422 * reload1.c (move2add_note_store): Correct typo checking for
4425 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
4427 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
4428 note should not be considered outside the libcall block.
4430 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4432 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
4434 2001-08-29 Kazu Hirata <kazu@hxi.com>
4436 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
4438 2001-08-29 Kazu Hirata <kazu@hxi.com>
4440 * config/h8300/h8300-protos.h: Add a prototype for
4442 * config/h8300/h8300.c (emit_logical_op): New.
4443 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
4450 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4452 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
4453 comparison with rtx INTVAL.
4454 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
4456 * pa.h (FUNCTION_ARG_SIZE): Likewise.
4458 2001-08-29 Kazu Hirata <kazu@hxi.com>
4460 * config/h8300/lib1funcs.asm: Update the copyright. Fix
4463 2001-08-29 Kazu Hirata <kazu@hxi.com>
4465 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
4466 (reg n) to (mem (pre_dec (reg n))
4467 (anonymous movsi pattern): Likewise.
4469 2001-08-29 Kazu Hirata <kazu@hxi.com>
4471 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
4473 2001-08-29 Kazu Hirata <kazu@hxi.com>
4475 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
4476 several special constants.
4478 2001-08-29 Kazu Hirata <kazu@hxi.com>
4480 * config/h8300/lib1funcs.asm: Fix comment typos.
4482 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4484 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
4485 Fix format specifier warnings.
4487 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
4488 inet_makeaddr, semctl): Prototype.
4490 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
4491 (save_restore_insns): Use base_offset, not gp_offset.
4493 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
4494 (ASM_OUTPUT_BYTE): Fix format specifier warning.
4496 2001-08-29 Richard Henderson <rth@redhat.com>
4498 * bb-reorder.c (function_tail_eff_head): New.
4499 (record_effective_endpoints): Set it.
4500 (fixup_reorder_chain): Use it.
4502 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4504 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
4506 2001-08-28 Dale Johannesen <dalej@apple.com>
4508 * config/darwin.c (machopic_function_base_name): Add const
4509 qualifier to a string.
4510 (darwin_encode_section_info): Ditto.
4512 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4514 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
4515 function definition.
4517 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4519 * df.h (struct df): Add rts_order variable.
4521 * df.c (df_visit_next_rts): New function.
4522 (df_visit_next): Renamed to df_visit_next_rc
4523 (df_analyse_1): Allocate/compute/free rts_order as well.
4524 (df_rd_global_compute): Use df_visit_next_rc instead of
4526 (df_ru_global_compute): Use df_visit_next_rts instead of
4529 * flow.c (flow_reverse_top_sort_order_compute): New function.
4531 * basic-block.h: Add prototype.
4533 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
4535 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
4536 blocks, the BB_REACHABLE is now set, rather than aux being
4537 non-NULL. Update the test to reflect this.
4539 2001-08-28 Eric Christopher <echristo@redhat.com>
4541 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
4542 config/mips/crti.asm: Ditto.
4544 2001-08-28 Eric Christopher <echristo@redhat.com>
4545 Richard Henderson <rth@redhat.com>
4547 * c-pragma.h (add_weak): Move prototype from here...
4548 * output.h (add_weak): ... to here.
4549 * varasm.c (add_weak): Fix typo.
4550 * config/mips/crti.asm: New file.
4551 * config/mips/crtn.asm: Ditto.
4552 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
4553 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
4554 (INVOKE__main): Ditto.
4555 (INIT_SECTION_ASM_OP): New.
4556 (FINI_SECTION_ASM_OP): Ditto.
4557 (STARTFILE_SPEC): Add crti.
4558 (ENDFILE_SPEC): Add crtn.
4559 * config/mips/elf64.h: Same.
4560 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
4562 * config/mips/vxworks.h: Ditto.
4563 * config/mips/t-elf: Support crti and crtn.
4565 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
4567 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
4570 2001-08-28 Richard Henderson <rth@redhat.com>
4572 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
4573 (one_cmplbi2 splitter): Remove redundant test.
4575 2001-08-28 Dale Johannesen <dalej@apple.com>
4577 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
4579 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
4581 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
4583 2001-08-28 Stan Shebs <shebs@apple.com>
4585 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
4586 (UNALIGNED_SHORT_ASM_OP): Define.
4587 (UNALIGNED_INT_ASM_OP): Define.
4589 2001-08-28 Will Cohen <wcohen@redhat.com>
4591 * config/rs6000/rs6000.md (store_multiple): Correct RTL
4592 generation for first set.
4594 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4596 * flow.c (redirect_edge_succ_nodup): Return new edge.
4597 (try_simplify_condjump): Use new edge.
4598 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
4600 * cse.c (cse_basic_block): Skip note instructions.
4602 2001-08-27 Richard Henderson <rth@redhat.com>
4604 * combine.c (combine_simplify_rtx): Don't reverse condition
4605 if there is no reverse for the condition.
4606 (simplify_comparison): Don't simplify subregs from INT to FP.
4608 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
4609 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
4610 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
4611 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
4612 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
4613 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
4615 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4617 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
4618 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
4620 (adddi_dilshr32, adddi_dishl32): Only data register can be
4621 source for mem destination.
4623 * expmed.c (store_bit_field): Ignore adjustment to bitpos
4624 and use bitnum to decide about register move.
4626 2001-08-27 Richard Henderson <rth@redhat.com>
4628 * genattr.c (main): Emit state_t even when not doing scheduling.
4630 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4631 Richard Henderson <rth@redhat.com>
4633 * gcse.c (reg_first_set, reg_last_set): Replace with ...
4634 (reg_avail_info, current_bb): ... these.
4635 (oprs_unchanged_p, record_last_reg_set_info): Use them.
4636 (compute_hash_table): Likewise.
4638 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
4640 * flow.c (verify_flow_info): Use checksums to verify edges.
4642 2001-08-27 Richard Henderson <rth@redhat.com>
4644 * genautomata.c (expand_automata): Always create a description.
4646 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4648 * optabs.c (expand_binop): Correctly handle the carry in multiword
4649 add/subtract operations.
4651 2001-08-27 Fred Fish <fnf@be.com>
4653 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
4656 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
4658 * reload.c (find_reloads_toplev): Back out this change:
4660 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
4662 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
4663 mem if the address is a mode_dependent_address_p.
4665 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4667 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
4668 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
4669 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
4672 * genattr.c (main): New variable num_insn_reservations. Increase
4673 it if there is DEFINE_INSN_RESERVATION. Output automaton based
4674 pipeline hazard recognizer interface.
4676 * genattrtab.h: New file.
4678 * genattrtab.c: Include genattrtab.h.
4679 (attr_printf, check_attr_test, make_internal_attr,
4680 make_numeric_value): Move protypes into genattrtab.h. Define them
4682 (num_dfa_decls): New global variable.
4683 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
4684 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
4685 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
4686 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
4688 * genautomata.c: New file.
4690 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
4692 * sched-int.h: (curr_state): Add the external definition for
4693 automaton pipeline interface.
4694 (haifa_insn_data): Add comments for members blockage and units.
4696 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4697 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4698 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4699 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4700 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4701 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4702 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
4704 (TARGET_SCHED): Use the new macros.
4706 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
4707 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
4708 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
4709 dfa_bubble): New members in gcc_target.sched.
4711 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
4712 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
4713 (insn_queue): Redefine it as pointer to array.
4714 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
4716 (max_insn_queue_index_macro_value): New variable.
4717 (curr_state, dfa_state_size, ready_try): New varaibles for
4718 automaton interface.
4719 (ready_element, ready_remove, max_issue): New function prototypes
4720 for automaton interface.
4721 (choose_ready): New function prototype.
4722 (insn_unit, blockage_range): Add comments.
4723 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
4724 FUNCTION_UNITS_SIZE == 0.
4725 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
4726 actual_hazard, potential_hazard): Add comments.
4727 (insn_cost): Use cost -1 as undefined value. Remove
4728 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
4730 (ready_element, ready_remove): New functions for automaton
4732 (schedule_insn): Add new code for automaton pipeline interface.
4733 (queue_to_ready): Add new code for automaton pipeline interface.
4734 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
4735 (debug_ready_list): Print newline when the queue is empty.
4736 (max_issue): New function for automaton pipeline interface.
4737 (choose_ready): New function.
4738 (schedule_block): Add new code for automaton pipeline interface.
4739 Print ready list before scheduling each insn.
4740 (sched_init): Add new code for automaton pipeline interface.
4741 Initiate insn cost by -1.
4742 (sched_finish): Free the current automaton state and finalize
4743 automaton pipeline interface.
4745 * sched-rgn.c: Include target.h.
4746 (init_ready_list, new_ready, debug_dependencies): Add new code for
4747 automaton pipeline interface.
4749 * sched-vis.c: Include target.h.
4750 (get_visual_tbl_length): Add code for automaton interface.
4751 (target_units, print_block_visualization): Add comments.
4753 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
4754 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
4755 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
4756 (getruntime.o, genautomata.o): New entries.
4757 (genattrtab.o): Add new dependency file genattrtab.h.
4758 (genattrtab): Add new dependencies. Link it with `libm.a'.
4759 (getruntime.o, hashtab.o): New entries for canadian cross.
4761 * doc/md.texi: Description of automaton based model.
4763 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
4765 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
4766 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
4767 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
4768 TARGET_SCHED_DFA_POST_CYCLE_INSN,
4769 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
4770 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
4771 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
4773 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
4774 MAX_DFA_ISSUE_RATE): New macro descriptions.
4776 * doc/contrib.texi: Add dfa based scheduler contribution.
4778 * doc/gcc.texi: Add more information about genattrtab.
4780 2001-08-27 Diego Novillo <dnovillo@redhat.com>
4782 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
4785 2001-08-27 Richard Henderson <rth@redhat.com>
4787 * function.c (expand_function_end): Don't init arg_pointer_save_area.
4788 (get_arg_pointer_save_area): New. Create an init it here.
4789 (fix_lexical_addr): Use it.
4790 * function.h: Declare it.
4791 * builtins.c (expand_builtin_setjmp_receiver): Use it.
4792 * stmt.c (expand_nl_goto_receiver): Use it.
4794 2001-08-27 Richard Henderson <rth@redhat.com>
4796 * final.c (final_scan_insn): Don't enter APP_ON mode for
4799 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
4800 alignment for assemble_integer for DW_EH_PE_aligned.
4801 * except.c (output_function_exception_table): Likewise.
4803 2001-08-26 Andreas Jaeger <aj@suse.de>
4805 * c-tree.h: Add prototyp for c_sizeof_nowarn.
4807 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
4809 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
4811 2001-08-27 Alan Modra <amodra@bigpond.net.au>
4813 * config/rs6000/rs6000.c (mask_operand): Rewrite without
4815 (mask64_operand): Likewise.
4816 (rldic_operand): Delete.
4817 (includes_lshift64_p): Delete.
4818 (includes_rldic_lshift_p): New function.
4819 (includes_rldicr_lshift_p): New function.
4820 (print_operand): Don't call rldic_operand in case 'W'.
4821 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
4822 (includes_lshift64_p): Remove.
4823 (includes_rldic_lshift_p): Declare.
4824 (includes_rldicr_lshift_p): Declare.
4825 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
4826 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
4827 Replace match_operand rldic_operand predicate with
4828 const_int_operand. Replace includes_lshift64_p condition with
4829 includes_rldic_lshift_p.
4830 <ashldi3_internal 64 bit rldicr patterns>: New.
4832 2001-08-27 Andreas Jaeger <aj@suse.de>
4834 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4835 * errors.c: Likewise.
4836 * final.c: Likewise.
4837 * dwarf2asm.c: Likewise.
4838 * doprint.c (checkit): Likewise.
4839 * diagnostic.c: Likewise.
4840 * collect2.c: Likewise.
4841 * calls.c: Likewise.
4842 * c-semantics.c (build_stmt): Likewise.
4843 * c-format.c (status_warning): Likewise.
4844 * c-errors.c (pedwarn_c99): Likewise.
4845 * builtins.c (validate_arglist): Likewise.
4846 * config/pj/pj.c (pj_printf): Likewise.
4847 * fix-header.c: Likewise.
4849 * gcov.c (fnotice): Likewise.
4850 * gensupport.c (message_with_line): Likewise.
4851 * mips-tfile.c: Likewise.
4852 * protoize.c (notice): Likewise.
4853 * read-rtl.c (fatal_with_file_and_line): Likewise.
4854 * rtl-error.c: Likewise.
4855 * tradcpp.c: Likewise.
4857 * cp/tree.c (build_min_nt): Likewise.
4858 (build_min): Likewise.
4859 * cp/lex.c: Likewise.
4860 * cp/errfn.c: Likewise.
4861 * cp/rtti.c (create_pseudo_type_info): Likewise.
4863 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
4865 * df.c (df_uses_record): Return after recording all uses
4868 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4870 * df.c (df_insn_modify): Realloc the INSN table here, if
4871 necessary, here, too.
4873 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4875 * config/mips/mips.c (mips_function_value): Handle complex return
4878 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4880 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4882 * reload.c (make_memloc): Copy result if it is still
4883 reg_equiv_memory_loc[regno] on return.
4884 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4885 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4886 reg_equiv_mem are modified by the substitutions.
4888 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4890 * predict.c (expensive_function_p): New.
4891 * rtl.h (expensive_function_p): Declare.
4892 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4893 (use_fast_prologue_epilogue): New static variable.
4894 (expand_prologue): Set it; emit short prologues if unset.
4895 (expand_epilogue): Likewise.
4897 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4899 * config.gcc: Add stormy16-*-elf case.
4900 * config/stormy16/stormy-abi: New file.
4901 * config/stormy16/stormy16-lib2.c: New file.
4902 * config/stormy16/stormy16-protos.h: New file.
4903 * config/stormy16/stormy16.c: New file.
4904 * config/stormy16/stormy16.h: New file.
4905 * config/stormy16/stormy16.md: New file.
4906 * config/stormy16/t-stormy16: New file.
4908 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4910 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4912 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4914 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4915 descriptor members are pointer size, not constant 4.
4916 * config/rs6000/rs6000.md (define_splits): Remove more unused
4919 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4921 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4923 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4925 * cp/rtti.c (VPARAMS): Fix parameter.
4927 2001-08-24 Zack Weinberg <zackw@panix.com>
4929 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4931 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4933 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4934 in if controlling use of insv.
4935 (extract_bit_field): Likewise, for extv and extzv.
4937 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4939 * i386.md (movcc peep2): Fix load of 0.
4941 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4943 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4944 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4946 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4948 * c-pragma.h: Move weak_syms and weak_decls...
4949 * varasm.c: ...here. Now static.
4950 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4951 depend on HANDLE_PRAGMA_WEAK.
4953 * c-common.c (c_alignof, c_alignof_expr): Move here...
4954 * c-typeck.c: ...from here.
4955 * c-tree.h, c-common.h: Adjust.
4957 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4959 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4960 instead of incrementing it.
4962 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4963 asm ready, don't try to move them all into the same array element.
4965 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4967 * function.c (thread_prologue_and_epilogue_insns): Avoid
4968 fallthru flag on edge to exit.
4970 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4972 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4975 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4977 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4978 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4979 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4982 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4984 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4985 replace "GNU CC" with "GCC".
4987 2001-08-23 Richard Henderson <rth@redhat.com>
4989 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4990 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4991 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4992 Need GR between FR and not GR_AND_FR.
4993 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4994 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4995 AR regs before GR regs.
4996 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4997 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4998 (REGISTER_MOVE_COST): Update.
4999 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5001 2001-08-23 Richard Henderson <rth@redhat.com>
5003 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5006 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5008 * reload1.c (emit_reload_insns): Don't look for notes
5009 on a NULL store_insn.
5011 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5013 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5014 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5015 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5016 format specifier warnings.
5017 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5019 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5021 * config/i386/i386-protos.h: Correct declaration of
5022 i386_pe_asm_named_section.
5024 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5026 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5028 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5030 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5032 * cpperror.c (print_location): Don't show _Pragma.
5033 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5034 and file change callback generation here.
5035 (stack_include_file): Update use of cpp_push_buffer.
5036 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5037 (struct cpp_buffer): Remove type, pfile members.
5038 * cppinit.c (cpp_handle_option): Use free_chain.
5039 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5040 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5041 a cpp_reader rather than a cpp_buffer.
5042 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5043 skip_line_comment, parse_string, lex_percent, lex_dot,
5044 _cpp_lex_token): Update accordingly.
5045 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5047 (cpp_push_buffer): Update prototype.
5048 (run_directive): Update use of cpp_push_buffer.
5049 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5050 handle_assertion): Update use of run_directive.
5051 * cpplib.h (enum cpp_buffer_type): Remove.
5052 (cpp_push_buffer): Update prototype.
5053 * fix-header.c (read_scan_file): Update.
5055 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5057 * gcc.c (struct prefix_list): Change prefix to const char *.
5059 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5061 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5063 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5065 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5068 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5071 * ifcvt.c (dead_or_predicable): Adjust.
5072 * loop.c (find_and_verify_loops): Adjust.
5073 * stmt.c (expand_end_case): Adjust.
5074 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5075 head and end insn pointers in the basic block, not just local copies.
5076 (merge_blocks_move_predecessor_nojumps): Likewise.
5078 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5080 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5081 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5082 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5083 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5084 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5085 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5086 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5087 conditions.h, config.gcc, configure.frag, configure.in,
5088 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5089 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5090 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5091 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5092 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5093 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5094 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5095 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5096 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5097 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5098 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5099 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5100 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5101 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5102 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5103 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5104 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5105 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5106 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5107 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5108 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5109 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5110 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5111 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5112 params.h, predict.c, predict.def, predict.h, prefix.c,
5113 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5114 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5115 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5116 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5117 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5118 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5119 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5120 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5121 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5122 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5123 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5124 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5125 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5126 xcoffout.h: replace "GNU CC" with "GCC".
5128 2001-08-21 Richard Henderson <rth@redhat.com>
5130 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5131 (final_scan_insn): Consider jump tables data even if we have no
5132 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5134 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5135 (ASM_OUTPUT_CASE_END): Remove.
5136 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5137 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5138 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5140 2001-08-21 Richard Henderson <rth@redhat.com>
5142 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5143 at barrier insns. Emit stop bits before barriers.
5145 * flow.c (flow_find_cross_jump): Don't consider unconditional
5146 return insns for commoning.
5148 * final.c (compute_alignments): Fix typo.
5150 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5151 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5152 (store_bit_field): Use mode_for_extraction more places.
5153 (extract_bit_field): Likewise.
5155 2001-08-21 Zack Weinberg <zackw@panix.com>
5157 * caller-save.c: Don't include insn-codes.h.
5158 (reg_save_code, reg_restore_code): Make arrays of int.
5159 All uses updated to match.
5160 (insert_save, insert_restore): No need to initialize "code"
5161 variable upon declaration.
5162 * Makefile.in: update dependencies; fix typo in clean rule.
5164 2001-08-21 Richard Henderson <rth@redhat.com>
5166 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5167 (merge_if_block): Handle fallout from same.
5169 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5171 * builtins.c (type_to_class): Fix typo in last change.
5173 2001-08-21 Richard Henderson <rth@redhat.com>
5175 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
5176 ia64_asm_output_label.
5178 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
5179 copy of gp while the real gp register contains garbage.
5181 2001-08-21 Zack Weinberg <zackw@panix.com>
5183 * expmed.c (mode_for_extraction): New function.
5184 (store_bit_field, extract_bit_field): Use it.
5185 * expr.h: Prototype it and provide an enum for its first argument.
5187 * combine.c, function.c, recog.c: Don't include insn-codes.h.
5188 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
5189 and digging through the insn_data tables.
5190 * Makefile.in: Update dependencies.
5192 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5194 * cppfiles.c (stack_include_file): line-map.c now handles include
5196 (handle_missing_handler): Similarly.
5197 (_cpp_execute_include): Similarly.
5198 (_cpp_pop_file_buffer): Similarly.
5199 * cpphash.h (struct cpp_reader): Remove system_include_depth,
5200 buffer_stack_depth and include_depth.
5201 * cpplib.c (do_include_common): line-map.c now handles include depth.
5202 (cpp_push_buffer): Similarly.
5203 (_cpp_pop_buffer): Similarly.
5204 * cppmacro.c (builtin_macro): Update.
5205 * line-map.c (init_line_maps): Set depth.
5206 (add_line_map): Increment "used" earlier. Update and use the
5208 (trace_include): Use the include depth.
5209 * line-map.h (struct line_maps): New member depth.
5211 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5213 * cppfiles.c (stack_include_file): Don't handle -H here.
5214 * cppinit.c (cpp_start_read): Set include tracing after
5215 cpp_post_options and after stacking the main file.
5216 * line-map.c (trace_include): New.
5217 (init_line_maps, add_line_map): Update.
5218 * line-map.h (struct line_maps): New member trace_includes.
5220 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5222 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
5223 * cppfiles.c (stack_include_file): Only stack a file if there
5224 is something to do. Return a boolean indicating whether a
5225 buffer was stacked or not.
5226 (_cpp_execute_include): Similarly.
5227 (_cpp_read_file): Similarly.
5228 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
5230 2001-08-21 Sam Steingold <sds@gnu.org>
5232 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
5233 (RECACHE): keep obufp_before_macroname up to date
5235 2001-08-21 Zack Weinberg <zackw@panix.com>
5237 * stmt.c: Don't include insn-codes.h.
5238 (expand_end_case): Machine specific logic moved to expr.c.
5239 No need to worry about __builtin_classify_type.
5240 (check_for_full_enumeration_handling, emit_case_nodes):
5243 * builtins.o (expand_builtin_classify_type): Split up so code
5244 can be shared with fold_builtin_classify_type.
5245 (type_to_class, fold_builtin_classify_type): New functions.
5246 (fold_builtins): Handle __builtin_classify_type.
5248 * expr.c (do_tablejump): Now static.
5249 (case_values_threshold, try_casesi, try_tablejump): New;
5250 code mostly from stmt.c (expand_end_case).
5251 (expr.h): Update prototypes.
5253 * Makefile.in (stmt.o): Update dependencies.
5255 2001-08-21 Will Cohen <wcohen@redhat.com>
5257 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
5258 declaration of variable i.
5259 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
5260 declaration of variable i.
5262 2001-08-21 Richard Henderson <rth@redhat.com>
5264 * crtstuff.c: Fix thinko last change. Move list tails to start
5265 of CRT_END section. Tidy ifdefs.
5266 (__EH_FRAME_BEGIN__): Always static for ELF.
5267 (__do_global_ctors_1): Rename from __frame_dummy.
5268 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
5269 name change; don't hide __EH_FRAME_BEGIN__.
5271 2001-08-21 Richard Henderson <rth@redhat.com>
5273 * gdbinit.in: Move break on exit after break on fancy_abort.
5275 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
5278 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5280 * cpphash.h (_cpp_push_next_buffer): New.
5281 * cppinit.c (do_includes): Remove.
5282 (push_include, free_chain, _cpp_push_next_buffer): New.
5283 (cpp_start_read): Use them to rework command line option handling.
5284 (cpp_handle_option): Combine handling of -include and -imacros.
5285 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
5286 appropriate. Always insert missing \n at EOF.
5287 * cpplib.c (start_directive): Get the directive position right.
5288 * cppmain.c (cb_file_change): Always print the first line, unless
5291 2001-08-20 Andreas Jaeger <aj@suse.de>
5293 * profile.c (compute_branch_probabilities): Remove extra new-line
5295 * flow.c (verify_flow_info): Likewise.
5297 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5299 * basic-block.h (basic_block): Add new field 'flags'.
5300 (BB_REACHABLE): Define.
5301 (expunge_block): Declare.
5302 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
5303 (EXIT_BLOCK_PTR): Ditto.
5304 (expunge_block): Remove static declaration.
5305 (cleanup_cfg): Clear bb->aux on every basic block.
5306 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
5307 computing reachability.
5308 (delete_unreachable_blocks): Delete block b if b->flags has
5311 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5313 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
5315 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5317 * sparc.c (sparc_variable_issue): Fix typo in last change.
5319 2001-08-20 Richard Henderson <rth@redhat.com>
5321 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
5323 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
5325 * pa.h (RETURN_IN_MEMORY): Improve comment.
5327 2001-08-20 Janis Johnson <janis187@us.ibm.com>
5329 * doc/invoke.texi (Profiling options): Clarify the interactions
5330 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
5332 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
5334 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
5337 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5339 * gcc.c (make_relative_prefix): Allocate a sufficiently large
5342 2001-08-20 Richard Henderson <rth@redhat.com>
5344 * final.c (end_final): Fix typo last change.
5346 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
5348 * cppinit.c (init_standard_includes): The returned buffer
5349 is already malloc-ed.
5350 * gcc.c (add_prefix): Similarly.
5351 * prefix.c (translate_name): Update to support clear buffer
5353 (update_path): Similarly. Be sure to free any newly allocated
5354 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
5356 * prefix.h (update_path): Update prototype and document.
5357 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
5358 up and update to new buffer ownership rules.
5359 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
5361 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5363 * final.c (compute_alignments): New function.
5364 (init_insn_lengths): Do not care label_align.
5365 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5366 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5367 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5368 (shorted_branches): Realloc label_align array; do
5369 not call init_insn_lengths; Do not care about loop alignments.
5370 * output.h (compute_alignments): Declare.
5371 * toplev.c (rest_of_compilation): Call compute_alignments.
5372 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5374 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5375 change visited to tovisit.
5376 (propagate_freq): Use faster traversing algorithm.
5377 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5378 to tovisit; reverse meaning.
5380 * predict.c (struct block_info_def): Remove nvisited.
5381 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5382 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5384 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5386 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5387 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5388 (TARGET_FUSED_MADD): New.
5389 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5390 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5391 the multiply-add instructions.
5393 2001-08-19 Richard Henderson <rth@redhat.com>
5395 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5396 is aligned to pointer size.
5398 2001-08-19 Richard Henderson <rth@redhat.com>
5400 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5401 display markers during final schedule.
5403 2001-08-19 Richard Henderson <rth@redhat.com>
5405 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
5407 2001-08-19 Richard Henderson <rth@redhat.com>
5409 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
5411 (ASM_NAME_TO_STRING): Remove.
5412 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
5413 in the same string. Remove support for expressions.
5415 2001-08-19 Richard Henderson <rth@redhat.com>
5417 * config/i386/i386.md (tablejump): Make an expander; handle
5418 pic relative addressing here.
5419 (tablejump_1): Rename from tablejump_pic.
5422 2001-08-19 Richard Henderson <rth@redhat.com>
5424 * regclass.c (fix_register): Fix typo.
5426 2001-08-18 Richard Henderson <rth@redhat.com>
5428 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
5429 (struct _Unwind_Context): Expand br_loc to hold it.
5430 (uw_frame_state_for): Handle leaf functions better.
5431 (uw_update_reg_address): Update for br_loc change.
5433 2001-08-18 Richard Henderson <rth@redhat.com>
5435 * crtstuff.c: Move list heads before code that uses them.
5436 (__JCR_LIST__): Remove initial null.
5437 (frame_dummy, __frame_dummy): Do java registration here ...
5438 (__do_global_ctors_aux): ... not here.
5440 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
5441 (__do_global_dtors_aux): Update to match.
5442 (__JCR_LIST__, __do_jv_register_classes): New.
5444 * config/ia64/crtend.asm (__JCR_END__): New.
5445 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
5446 instead of an indirect LTOFF22 reloc.
5448 2001-08-18 Richard Henderson <rth@redhat.com>
5450 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
5451 * regclass.c (init_reg_sets_1): Fix typo.
5452 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
5453 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
5454 (ia64_compute_frame_size): Make ar.unat live when in use.
5455 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
5456 for ar.pfs; remove ar.unat handling.
5457 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
5459 (PREDICATE_CODES): Add ar_pfs_reg_operand.
5460 * config/ia64/ia64-protos.h: Update decls.
5461 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
5462 (sibcall_pic): Likewise.
5464 2001-08-18 Richard Henderson <rth@redhat.com>
5466 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
5467 pred_rel_mutex when searching for insn_group_barrier.
5468 * config/ia64/ia64.md (cycle_display): Combine the expander
5471 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
5472 bit before asm as needed.
5474 2001-08-18 Richard Henderson <rth@redhat.com>
5476 * timevar.def (TV_MACH_DEP): New.
5477 * toplev.c (rest_of_compilation): Use it.
5478 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
5480 2001-08-18 Zack Weinberg <zackw@panix.com>
5482 * unwind-dw2.c (execute_stack_op): Add default aborts to
5483 the inner switches to prevent warnings.
5485 2001-08-18 Richard Henderson <rth@redhat.com>
5487 * timevar.h (struct timevar_time_def): Change element type to float.
5488 (ticks_to_msec, clocks_to_msec): Likewise.
5489 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
5490 (get_time): Likewise.
5491 (timevar_print): Adjust zero check and printing to match.
5493 2001-08-18 Zack Weinberg <zackw@panix.com>
5495 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
5496 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
5497 Eliminate overfull or underfull hboxes.
5499 2001-08-18 Zack Weinberg <zackw@panix.com>
5501 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5503 2001-08-18 Zack Weinberg <zackw@panix.com>
5505 * haifa-sched.c: Convert to target hooks. Macros replaced
5506 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
5507 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
5508 MD_SCHED_FINISH, and HAVE_cycle_display.
5509 * target-def.h (TARGET_SCHED_ADJUST_COST,
5510 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
5511 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
5512 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
5513 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
5514 New hook #defines to be overridden.
5515 (TARGET_SCHED): Bring them all together.
5516 (TARGET_INITIALIZER): Update.
5517 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
5518 instead of 'struct rtx_def *' throughout.
5519 (struct sched): New set of hooks for the scheduler.
5520 * Makefile.in (haifa-sched.o): Depend on target.h.
5521 * doc/tm.texi: Document the new scheduler hooks, together in
5522 their own section, instead of scattered around.
5523 Fix a bunch of underfull/overfull hboxes.
5525 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
5526 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
5527 sparc.h: Don't define any of the old scheduler macros.
5529 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
5530 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
5531 sparc.c: Create hook functions from code extracted from
5532 corresponding target header, or make existing hooks static, as
5533 appropriate. Set the appropriate entries in targetm.
5535 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
5536 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
5537 rs6000-protos.h, s390-protos.h, sparc-protos.h:
5538 Remove prototypes for functions which are now static.
5540 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
5541 related gunk; the Haifa scheduler is now the only choice.
5543 2001-08-18 Zack Weinberg <zackw@panix.com>
5545 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
5546 * genopinit.c: Put floating point divide insns in sdiv_optab.
5547 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
5548 * config/gofast.h, config/c4x/c4x.h,
5549 config/ia64/hpux_longdouble.h, config/mips/mips.h,
5550 config/pa/long_double.h, config/rs6000/sysv4.h,
5551 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
5552 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
5553 (init_optabs): Use init_optabv for overflow-trapping optabs.
5554 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
5555 cmp_optab RTX codes so have_insn_for can find them.
5557 * optabs.c (expand_simple_binop, expand_simple_unop,
5558 have_insn_for, gen_sub3_insn): New interfaces.
5559 * expr.h: Prototype new functions.
5560 (enum optab_methods): Move here from optabs.h.
5562 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
5563 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
5564 Use new functions instead of working directly with optabs.
5565 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
5566 unroll.c: Don't include optabs.h.
5567 * caller-save.c, combine.c, function.c, stmt.c: Just include
5568 insn-codes.h, not optabs.h.
5569 * Makefile.in: Update dependencies.
5571 * combine.c (make_compound_operation, simplify_comparison):
5572 Fix typos testing for this or that instruction.
5574 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5576 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
5577 generating libgcc.a.
5579 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5581 * except.c (TYPE_HASH): Delete.
5583 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
5586 * tree.c (TYPE_HASH): Delete.
5588 * tree.h (TYPE_HASH): Define.
5590 2001-08-18 Graham Stott <grahams@redhat.com>
5592 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
5594 (adddi3_internal_2+2): Likewise.
5595 (eh_set_lr_di+1): Likewise.
5597 2001-08-17 Richard Henderson <rth@redhat.com>
5599 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5600 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
5601 * dwarf2asm.c: ... here.
5602 * dwarfout.c: Remove them.
5604 * varasm.c (assemble_integer): Add align parameter.
5605 (assemble_real, output_constant, output_constructor): Likewise.
5606 * output.h: Update decls.
5607 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
5608 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
5609 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
5610 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
5611 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
5614 * final.c (end_final): Abort profile block generation if we
5615 havn't layed it out properly.
5616 * output.h (assemble_eh_integer): Remove stale decl.
5617 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
5619 (assemble_integer): Handle unaligned data.
5620 (assemble_real): Abort on unaligned data.
5621 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
5623 (default_dtor_section_asm_out_destructor): Use assemble_align.
5624 (default_named_section_asm_out_constructor): Likewise.
5625 (default_ctor_section_asm_out_constructor): Likewise.
5626 * config/darwin.c (machopic_asm_out_constructor): Likewise.
5627 (machopic_asm_out_destructor): Likewise.
5628 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
5629 (nextstep_asm_out_destructor): Likewise.
5630 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
5631 (vms_asm_out_destructor): Likewise.
5633 2001-08-17 Richard Henderson <rth@redhat.com>
5635 * config/mips/iris6.h (TARGET_IRIX6): New.
5636 (current_section_name, current_section_flags): New.
5637 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
5638 (MAX_OFILE_ALIGNMENT): New.
5639 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
5640 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
5641 (copy_file_data): Split out from
5642 (mips_asm_file_end): ... here.
5643 (mips_asm_file_start): Remove extra .section directive. Use
5644 tmpfile instead of mips_make_temp_file.
5645 (mips_unique_section): Use const char * as needed for warnings.
5646 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
5647 re-add align parameter.
5648 (iris6_asm_named_section): New.
5649 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
5650 (iris6_asm_output_align, iris6_section_align_1): New.
5651 (iris6_asm_file_start, iris6_asm_file_end): New.
5652 * config/mips/mips-protos.h: Update decls.
5654 2001-08-17 Janis Johnson <janis187@us.ibm.com>
5656 * doc/install.texi (Install GCC): Add links to build status pages.
5658 (Final install): Ditto; request updates for specific info
5660 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
5662 * cpperror.c (print_location): Don't take a file name; use the
5664 (_cpp_begin_message): Similarly.
5665 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5666 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5667 (cpp_pedwarn_with_file_and_line): Remove.
5668 * cppfiles.c (stack_include_file): Update; set filename to stdin
5669 here when appropriate.
5670 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
5671 (_cpp_begin_message): Don't take a file name.
5672 * cppinit.c: Add comment.
5673 * cpplex.c: Fix end-of-directive indicator.
5674 * cpplib.c: Don't include intl.h.
5675 (run_directive, do_diagnostic): Update.
5676 (do_line): Update to not use nominal_fname.
5677 (cpp_push_buffer): Don't take a filename.
5678 * cpplib.h (struct ht): Remove.
5679 (cpp_push_buffer): Don't take a filename.
5680 (cpp_pedwarn_with_file_and_line): Remove.
5681 * cppmacro.c (struct cpp_macro): Remove file.
5682 (builtin_macro): Update.
5683 (_cpp_create_definition): Update.
5684 * cppmain.c: Correct comment.
5685 * fix-header.c (read_scan_file): Update.
5687 2001-08-17 Kazu Hirata <kazu@hxi.com>
5689 * sbitmap.c: Fix comment formatting.
5690 * sched-deps.c: Likewise.
5691 * sibcall.c: Likewise.
5692 * simplify-rtx.c: Likewise.
5694 * ssa-ccp.c: Likewise.
5695 * stor-layout.c: Likewise.
5696 * timevar.c: Likewise.
5697 * toplev.c: Likewise.
5698 * unwind-dw2.c: Likewise.
5699 * unwind-dw2-fde.c: Likewise.
5700 * varasm.c: Likewise.
5702 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
5704 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
5705 or larger than an integer in memory.
5707 2001-08-17 Zack Weinberg <zackw@panix.com>
5709 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
5710 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
5711 * rtl.h: Don't forward-declare union tree_node here. Don't
5712 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
5713 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5714 and tree respectively.
5715 * tree.h: Don't forward-declare struct rtx_def here. Don't
5716 typedef tree here. Change all uses of struct rtx_def *,
5717 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
5718 and tree respectively.
5720 2001-08-17 Richard Henderson <rth@redhat.com>
5722 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
5723 config/mips/openbsd.h: Fix typos last change.
5725 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5727 * doc/invoke.texi (Optimize Options): The default for
5728 -finline-limit is 600.
5730 2001-08-17 Richard Henderson <rth@redhat.com>
5732 * varasm.c (text_section): Allow TEXT_SECTION to override the
5733 printing of TEXT_SECTION_ASM_OP.
5734 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
5735 (DATA_SECTION, BSS_SECTION): Remove.
5736 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
5737 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
5738 Rename from s/_NAME//.
5739 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
5740 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
5741 (TEXT_SECTION): ... here. New.
5742 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
5743 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
5744 * config/mips/openbsd.h: Likewise.
5745 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
5746 (mips_asm_file_end): Likewise test.
5747 (mips_output_function_epilogue): Likewise. Switch back to data
5748 section after emitting the function.
5750 * doc/tm.texi (Sections): Document TEXT_SECTION.
5752 2001-08-17 Richard Henderson <rth@redhat.com>
5754 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
5755 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
5757 2001-08-17 Richard Henderson <rth@redhat.com>
5759 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
5760 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
5761 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
5762 Add aligned attribute.
5764 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
5766 * config/sh/sh.md: Add modes to unspecs in first insn to match
5767 those in the second.
5769 * Makefile.in: Fix collect2 copy for Cygwin.
5771 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
5773 Install the proper patch.
5774 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5775 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5776 (expand_function_start): Likewise.
5777 * stmt.c (expand_decl): Likewise.
5778 * varasm.c (make_decl_rtx): Likewise.
5780 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5782 * final.c: Undo my previous accidental checkin.
5783 * output.h: Likewise.
5784 * tm.texi: Likewise.
5786 2001-08-16 Richard Henderson <rth@redhat.com>
5788 * varasm.c (named_section_flags): Remove align parameter.
5789 * varasm.c, dwarf2out.c: Update all callers.
5790 * output.h: Update prototypes.
5792 * target.h (target.asm_out.named_section): Remove align parameter.
5793 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
5794 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
5795 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
5796 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
5797 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
5799 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
5800 (get_named_section_flags, set_named_section_flags): New.
5801 (named_section_flags): Use them.
5802 (named_section): Do decl vs section flags check here...
5803 (default_section_type_flags): ... not here.
5804 (init_varasm_once): Create in_named_htab.
5805 (resolve_unique_section): Mark reloc unused.
5807 2001-08-16 Richard Henderson <rth@redhat.com>
5809 * varasm.c (force_const_mem): Keep pool alignment in bits.
5810 (output_constant_pool): Use assemble_align.
5812 2001-08-16 Zack Weinberg <zackw@panix.com>
5814 * doc/tm.texi: Remove extra @table command.
5816 2001-08-16 Zack Weinberg <zackw@panix.com>
5818 * final.c (shorten_branches): Clear the end of the label_align
5819 array only if we made it larger. Break up messy expressions
5822 * diagnostic.c (internal_error): Check for error recursion
5823 before doing ICE suppression.
5825 * timevar.c: Timing variables now count in milliseconds.
5826 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
5827 (get_time): Not here.
5828 (timevar_print): Don't print any timer whose user, cpu, and
5829 wall times are all zero as displayed.
5830 * timevar.h: Update comment aboout units. Make timevar
5833 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
5835 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
5836 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
5837 (expand_function_start): Likewise.
5838 * stmt.c (expand_decl): Likewise.
5839 * varasm.c (make_decl_rtx): Likewise.
5841 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
5843 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
5844 (finalize_record_size): Don't set TYPE_USER_ALIGN.
5846 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5848 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
5851 2001-08-16 Andreas Jaeger <aj@suse.de>
5853 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
5856 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
5858 * rtl.h (only_sets_cc0_p): New prototype.
5859 * jump.c (sets_cc0_p): Handle INSN.
5860 (only_sets_cc0_p): New function.
5861 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
5862 (tidy_fallthru_edge): Likewise.
5863 * integrate.c (copy_insn_list): Likewise.
5864 * unroll.c (unroll_loop): Likewise.
5865 (copy_loop_body): Likewise.
5867 2001-08-15 Jason Eckhardt <jle@redhat.com>
5869 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5871 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5873 * predict.c (struct block_info_def): Remove nvisited.
5874 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5875 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5877 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5878 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5881 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5883 * predict.def: Update hitrates.
5885 2001-08-15 Richard Henderson <rth@redhat.com>
5887 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5889 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5891 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5892 note from its associated jump.
5894 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5896 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5897 also on 64-bit s390x targets.
5899 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5901 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5903 (arm_expand_prologue): Handled nested functions which take a
5904 variable argument list.
5905 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5906 macro with an invocation of
5907 arm_compute_initial_elimination_offset.
5908 * config/arm/arm-protos.h: Prototype
5909 arm_compute_initial_elimination_offset.
5911 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5913 * doc/install.texi (Specific, avr): Fix markup.
5914 (Specific, c4x): Ditto.
5916 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5918 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5920 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5922 * Makefile.in (OBJS): Add rtl-error.o
5923 (rtl-error.o): New rule.
5924 (diagnostic.o): Adjust dependency.
5925 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5926 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5927 warning_for_asm): Move to...
5928 rtl-error.c: ...here. New file.
5930 2001-08-14 Richard Henderson <rth@redhat.com>
5932 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5933 if USING_SJLJ_EXCEPTIONS.
5935 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5937 * tlink.c (scan_linker_output): Check string for unsatisfied in
5938 addition to undefined and unresolved.
5940 2001-08-14 Graham Stott <grahams@redhat.com>
5942 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5943 EH_FRAME_SECTION_NAME.
5945 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5947 * genattrtab.c (simplify_test_exp_in_temp): New function.
5948 (simplify_test_exp): Avoid explicit use of temporary obstack.
5949 (simplify_cond, insert_right_side, evaluate_eq_attr,
5950 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5951 Use simplify_test_exp_in_temp.
5952 (optimize_attrs): Iterate until expression stabilizes.
5954 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5956 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5957 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5959 2001-08-13 Richard Henderson <rth@redhat.com>
5961 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5962 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5963 * config/arm/conix-elf.h: Likewise.
5965 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5967 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5969 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5971 * gcse.c (hash_scan_set): Expressions that are set as part of
5972 jump instructions are not available.
5974 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5976 * config/s390/s390.c (print_operand, s390_function_prologue,
5977 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5979 2001-08-13 Richard Henderson <rth@redhat.com>
5981 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5982 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5983 * doc/tm.texi (Exception Region Output): Document it.
5985 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5987 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5988 DWARF2 instead of stabs by default.
5990 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5992 * config/rs6000/rs6000.c: Include optabs.h.
5994 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5996 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5997 save/restore routines.
5998 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6000 2001-08-13 Andreas Jaeger <aj@suse.de>
6002 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6003 the english is correct.
6005 2001-08-13 Zack Weinberg <zackw@panix.com>
6007 * expr.h: Split out optab- and libfunc-related code to...
6008 * optabs.h, libfuncs.h: ... these new headers.
6010 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6012 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6014 * mkconfig.sh: Don't include insn-codes.h from config.h.
6016 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6017 enum insn_code is available. Move reload_in_optab and
6018 reload_out_optab array declarations to optabs.h.
6019 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6020 there, prototype in expr.h.
6021 * gencodes.c: Cleanup: zap global variables, don't use
6022 printf where puts will do, don't bother defining MAX_INSN_CODE
6023 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6025 * genemit.c, genopinit.c: Include optabs.h in generated file.
6026 * genoutput.c: Include insn-codes.h in generated file.
6027 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6028 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6029 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6030 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6031 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6032 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6034 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6035 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6036 config/m88k/m88k.c, config/sparc/sparc.c:
6038 * reload.c: Include expr.h and optabs.h before reload.h.
6039 * config/alpha/alpha.c: Include tree.h before reload.h.
6040 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6041 and reload.h in that order.
6042 * config/sparc/sparc.c: Include debug.h.
6043 * recog.c: Include insn-codes.h.
6045 2001-08-13 Andreas Jaeger <aj@suse.de>
6047 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6050 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6052 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6053 * gcc.c (init_spec): Fix typo in comment.
6054 * varasm.c (data_section): Fix typo in comment.
6056 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6058 * predict.c (dump_prediction): New argument "USED".
6059 (combine_predictions_for_insn): Determine the used heuristics,
6060 output the case no heuristic applied.
6061 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6063 2001-08-13 Andreas Jaeger <aj@suse.de>
6065 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6068 2001-08-13 Kazu Hirata <kazu@hxi.com>
6070 * jump.c: Fix formatting.
6072 2001-08-13 Kazu Hirata <kazu@hxi.com>
6074 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6077 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6079 * loop.c (check_dbra_loop): Use condjump_label to compute
6082 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6083 to better document the files they're in.
6085 2001-08-12 Zack Weinberg <zackw@panix.com>
6087 * recog.h (struct insn_operand_data): Shrink 'mode' field
6090 2001-08-12 Kazu Hirata <kazu@hxi.com>
6092 * gcc.c: Fix comment formatting.
6093 * gccspec.c: Likewise.
6096 * genemit.c: Likewise.
6097 * gengenrtl.c: Likewise.
6098 * genrecog.c: Likewise.
6099 * gensupport.c: Likewise.
6100 * ggc-page.c: Likewise.
6101 * global.c: Likewise.
6102 * graph.c: Likewise.
6103 * ifcvt.c: Likewise.
6104 * integrate.c: Likewise.
6106 * libgcc2.c: Likewise.
6108 * mbchar.c: Likewise.
6109 * optabs.c: Likewise.
6110 * predict.c: Likewise.
6111 * prefix.c: Likewise.
6112 * profile.c: Likewise.
6113 * protoize.c: Likewise.
6115 * recog.c: Likewise.
6116 * regclass.c: Likewise.
6117 * regmove.c: Likewise.
6118 * reg-stack.c: Likewise.
6119 * reload1.c: Likewise.
6120 * resource.c: Likewise.
6121 * rtlanal.c: Likewise.
6124 2001-08-12 Kazu Hirata <kazu@hxi.com>
6126 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6127 a tree representing a constant is passed to the macro.
6129 2001-08-12 Richard Henderson <rth@redhat.com>
6131 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6132 (rs6000_elf_asm_out_destructor): New.
6133 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6134 (DTORS_SECTION_ASM_OP): Remove.
6135 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6136 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6138 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6141 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6142 * gcc.c (set_collect_gcc_options): New function, split out from
6144 Ignore elided switches.
6145 (do_spec_1): Invoke before executing command.
6146 (set_input): Export.
6147 Move declaration ...
6148 * gcc.h (set_input): ... here.
6149 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6152 2001-08-12 Richard Henderson <rth@redhat.com>
6154 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6155 thinko wrt TARGET_RELOCATABLE.
6157 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6159 * fix-header.c (cb_file_change): Update prototype.
6161 2001-08-11 Zack Weinberg <zackw@panix.com>
6163 * toplev.c (set_float_handler): Make static.
6164 * toplev.h: Don't prototype set_float_handler.
6166 * simplify-rtx.c: Don't include setjmp.h.
6167 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
6169 (simplify_unary_operation, simplify_binary_operation): Use them,
6170 via do_float_handler.
6172 * fold-const.c: Don't include setjmp.h.
6173 (exact_real_inverse_1): New function.
6174 (exact_real_inverse): Use it, via do_float_handler.
6176 * varasm.c: Don't include setjmp.h.
6177 (assemble_real_1): New function.
6178 (assemble_real): Use it, via do_float_handler.
6179 Call internal_error if we get a trap here.
6181 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
6182 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
6184 2001-08-11 Zack Weinberg <zackw@panix.com>
6186 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
6187 STACK_BOUNDARY if not already defined.
6189 * calls.c, function.c, reload1.c, explow.c: Don't default
6190 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
6191 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
6193 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
6196 * doc/tm.texi: Document that STACK_BOUNDARY is required;
6197 clarify difference between it and PREFERRED_STACK_BOUNDARY.
6199 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6201 * cppmacro.c (enter_macro_context): Push macro expansions even
6204 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6206 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
6207 (rs6000_elf_section_type_flags): Actually return a value.
6209 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6211 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
6212 Clean up code: add missing comments and prototypes, fix warnings,
6213 remove obsolete code, fix spacing to conform to coding style.
6215 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6217 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
6218 and TARGET_ASM_CLOSE_PAREN.
6219 (regclass_map): CC register belongs to class NO_REGS.
6220 (legitimize_pic_address): Don't generate unnecessary moves
6221 (to avoid confusing loop optimization).
6222 (check_and_change_labels): Replace jump_long by indirect_jump.
6223 (s390_final_chunkify): Don't start a new literal pool on section
6224 switch in 64-bit code.
6225 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
6227 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
6228 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
6229 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
6231 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
6232 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
6233 (CONST_COSTS): Fixed incorrect costs.
6235 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
6236 Use emit_jump instead of emit_jump_insn (gen_jump).
6237 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
6238 (to avoid confusing flow analysis).
6239 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
6240 (casesi, casesi_jump): New.
6241 (jump_long): Removed. Functionality merged into indirect_jump.
6242 (indirect_jump): Accept address_operand, not just register_operand.
6243 (cjump_long, icjump_long): Use same logic as indirect_jump.
6244 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
6245 Fixed broken setjmp/longjmp handling.
6246 (do_builtin_setjmp_setup): Removed.
6248 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
6249 broken GNU as versions that don't accept .quad with large
6250 negative values. Use hexadecimal output instead.
6251 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
6252 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
6253 FUNCTION_EPILOGUE): Removed. Now in targetm.
6255 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
6257 * config/s390/fixdfdi.h: Add missing copyright statement.
6258 Fix type conflicts on 64-bit. Add missing SFmode routines.
6260 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
6263 2001-08-11 Richard Henderson <rth@redhat.com>
6265 * rtl.h (REG_EH_RETHROW): Remove.
6266 * rtl.c (reg_note_name): Update.
6267 * combine.c (distribute_notes): Don't check for it.
6269 2001-08-11 Richard Henderson <rth@redhat.com>
6271 * combine.c (distribute_notes): Place REG_SETJMP.
6273 2001-08-11 Richard Henderson <rth@redhat.com>
6275 * doc/extend.texi (Arrays and pointers implementation): Discourage
6276 relying on sign-extension of pointers.
6278 2001-08-11 H.J. Lu <hjl@gnu.org>
6280 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
6282 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
6283 RDATA_SECTION_ASM_OP.
6285 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6287 * doc/install.texi (Specific, c4x): Fix cross-reference to the
6288 main manual to work both for info and HTML versions.
6290 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6291 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6293 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
6294 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
6295 (struct cpp_pool): New member first.
6296 * cppinit.c (append_include_chain): Plug memory leaks.
6297 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
6298 Allocate pragma structures from the (aligned) macro pool to
6299 avoid leaking memory.
6300 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
6301 so we don't leak memory.
6302 * hashtable.c (ht_destroy): New.
6303 * hashtable.h (ht_destroy): New.
6305 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6306 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6308 * c-lex.c (map): Make const.
6309 (cb_file_change): Update for callback passing a line map.
6310 Don't assume we have a previous map. Remove sanity check
6311 about popping too many files.
6312 * cpperror.c (print_location): Make map const.
6313 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
6314 (cpp_make_system_header): Similarly.
6315 (search_from): Similarly.
6316 (_cpp_execute_include): Don't remember where we came from.
6317 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
6318 (struct cpp_reader): Make map const.
6319 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
6320 * cpplib.c (do_line): Update; line maps now hold sysp.
6321 (cpp_push_buffer): Similarly.
6322 (_cpp_do_file_change): Similarly; callback with map instead.
6323 (cpp_get_line_maps): Constify return value.
6324 (_cpp_pop_buffer): Update.
6325 * cpplib.h (struct cpp_file_change): Remove.
6326 (struct cpp_callbacks): Update.
6327 (cpp_get_line_maps): Constify return value.
6328 * cppmacro.c (_cpp_create_definition): Update.
6329 * cppmain.c (struct printer): Constify map.
6330 (maybe_print_line): Similarly.
6331 (print_line): Similarly. Deduce flags 1 and 2 here.
6332 (cb_file_change): Update.
6333 * line-map.c (free_line_maps): Warn regardless.
6334 (add_line_map): Return pointer to const. When passed NULL to_file
6335 with LC_LEAVE, use the obvious values for the return point so the
6336 caller doesn't have to figure them out.
6337 (lookup_line): Return pointer to const.
6338 (print_containing_files): Take pointer to const.
6339 * line-map.h (struct line_map): New members reason, sysp.
6340 (add_line_map): Return pointer to const.
6341 (lookup_line): Similarly.
6342 (print_containing_files): Take pointer to const.
6344 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
6345 Richard Henderson <rth@redhat.com>
6347 * regmove.c (regmove_optimize): Avoid setting a register twice in
6350 2001-08-10 Richard Henderson <rth@redhat.com>
6352 * doc/extend.texi (Arrays and pointers implementation): Document
6353 behavior of pointer/integer conversion.
6355 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
6357 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
6359 2001-08-10 Richard Henderson <rth@redhat.com>
6361 * doc/extend.texi (C Implementation): New chapter.
6362 * doc/gcc.texi (Top): Link it in.
6364 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6366 * doc/install.texi (Specific): Fix CVS merge botch.
6368 2001-08-10 Richard Henderson <rth@redhat.com>
6370 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6371 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6373 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6375 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6376 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6377 this macro is now required.
6379 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6380 loop.c (find_and_verify_loops), reload.c (reload): Check
6381 for rtx code of CALL_INSN, not CALL, when deciding if we
6382 need to check for REG_SETJMP note.
6384 * gcse.c (compute_hash_table, compute_store_table): Update
6385 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6388 * config/avr/avr.c: Fix typo.
6389 * config/convex/convex.c (expand_movstr): Use adjust_address.
6390 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6392 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6393 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6395 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6396 Do define STACK_BOUNDARY.
6397 * config/i370/i370.c: Include expr.h.
6398 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6399 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6400 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6401 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6402 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6403 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6404 * config/romp/romp.c: Include expr.h after tree.h.
6406 (output_fpop): Use xmalloc, not oballoc.
6407 * config/we32k/we32k.c: Include expr.h.
6409 2001-08-10 Kazu Hirata <kazu@hxi.com>
6411 * config/h8300/h8300.h: Fix formatting.
6413 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6415 * c-common.h (RETURN_NULLIFIED_P): Lose.
6416 * c-semantics.c (genrtl_return_stmt): Don't check it.
6418 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6420 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
6421 (mips_annotate_frame_insn): New function.
6422 (mips_emit_frame_related_store): New function.
6423 (save_restore_insns): Don't mark instructions that set up the base
6424 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
6425 the store instructions instead.
6426 (mips_expand_prologue): If the stack size is moved into a temporary
6427 register, do not mark that move as frame-related. Add a
6428 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
6430 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6432 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
6433 stack slot as unchanging if current_function_calls_eh_return.
6435 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6437 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
6438 access the second half of the TFmode scratch operand.
6440 2001-08-10 Anthony Green <green@redhat.com>
6442 * java/class.c (emit_register_classes): Conditionalize code on
6445 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6447 * doc/install.texi (Specific, avr): Fix cross-reference to the
6448 main manual to work both for info and HTML versions.
6450 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
6452 * stmt.c (expand_null_return_1): Remove code to generate simple returns
6453 and "use_goto" argument.
6454 (expand_null_return, expand_value_return): Update all callers.
6455 * function.c (expand_function_end): Remove code to generate simple
6457 * config/vax/vax.md (epilogue): New expander for function return.
6458 * doc/md.texi (epilogue): Remove "if defined".
6460 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6462 * Makefile.in: Partially revert my previous change:
6463 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
6464 of the hashtab.o and safe-ctype.o rules.
6466 2001-08-09 Richard Henderson <rth@redhat.com>
6468 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
6469 (USE_COLLECT2): Remove duplicate definition.
6470 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
6471 (use_collect2): Remove dead code.
6472 * configure.in (use_collect2): Remove will_use_collect2 and
6473 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
6474 * configure: Rebuild.
6476 * target.h (targetm.asm_out.constructor): New.
6477 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
6478 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
6479 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
6480 * varasm.c (in_ctors, in_dtors): New.
6481 (assemble_constructor, assemble_destructor): Remove.
6482 (default_stabs_asm_out_destructor): New.
6483 (default_named_section_asm_out_destructor): New.
6484 (dtors_section, default_dtor_section_asm_out_destructor): New.
6485 (default_stabs_asm_out_constructor): New.
6486 (default_named_section_asm_out_constructor): New.
6487 (ctors_section, default_ctor_section_asm_out_constructor): New.
6488 * output.h: Update declarations.
6489 * c-decl.c (c_expand_body): Use target hooks instead of
6490 assemble_constructor and assemble_destructor.
6491 * profile.c (output_func_start_profiler): Likewise.
6492 * objc/objc-act.c (finish_objc): Likewise.
6493 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
6494 for the constructor.
6495 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
6497 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
6498 (DTORS_SECTION_ASM_OP): Likewise.
6499 (__CTOR_LIST__): Use attribute section when possible.
6500 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
6502 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
6503 ASM_OUTPUT_CONSTRUCTOR.
6505 * config/darwin.c (machopic_asm_out_constructor): New.
6506 (machopic_asm_out_destructor): New.
6507 * config/darwin-protos.h: Update declarations.
6508 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6509 (ASM_OUTPUT_DESTRUCTOR): Remove.
6510 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6511 * config/nextstep.c (nextstep_asm_out_constructor): New.
6512 (nextstep_asm_out_destructor): New.
6513 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6514 (ASM_OUTPUT_DESTRUCTOR): Remove.
6515 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6516 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
6517 ASM_OUTPUT_*STRUCTOR.
6518 * config/i386/aix386ng.h: Likewise.
6520 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
6521 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
6522 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6523 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6524 * config/lynx.h: Likewise.
6525 * config/netware.h: Likewise.
6526 * config/psos.h: Likewise.
6527 * config/alpha/alpha-interix.h: Likewise.
6528 * config/alpha/elf.h: Likewise.
6529 * config/arc/arc.h: Likewise.
6530 * config/arm/aof.h: Likewise.
6531 * config/arm/coff.h: Likewise.
6532 * config/arm/elf.h: Likewise.
6533 * config/c4x/c4x.h: Likewise.
6534 * config/h8300/h8300.h: Likewise.
6535 * config/i386/cygwin.h: Likewise.
6536 * config/i386/djgpp.h: Likewise.
6537 * config/i386/i386-coff.h: Likewise.
6538 * config/i386/i386-interix.h: Likewise.
6539 * config/i386/sco5.h: Likewise.
6540 * config/i386/vsta.h: Likewise.
6541 * config/i386/win32.h: Likewise.
6542 * config/i960/i960-coff.h: Likewise.
6543 * config/ia64/sysv4.h: Likewise.
6544 * config/m68hc11/m68hc11.h: Likewise.
6545 * config/m68k/coff.h: Likewise.
6546 * config/m68k/mot3300.h: Likewise.
6547 * config/m88k/m88k.h: Likewise.
6548 * config/mcore/mcore-pe.h: Likewise.
6549 * config/mcore/mcore.h: Likewise.
6550 * config/mips/elf.h: Likewise.
6551 * config/mips/elf64.h: Likewise.
6552 * config/mips/iris6.h: Likewise.
6553 * config/pa/pa64-hpux.h: Likewise.
6554 * config/rs6000/sysv4.h: Likewise.
6555 * config/sh/sh.h: Likewise.
6556 * config/sparc/litecoff.h: Likewise.
6558 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
6559 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6560 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6561 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6562 (ASM_OUTPUT_DESTRUCTOR): Remove.
6563 * config/a29k/a29k.c: Move include of tree.h.
6564 * config/a29k/udi.h: Delete file.
6565 * config/alpha/alpha.c (vms_asm_out_constructor): New.
6566 (vms_asm_out_destructor): New.
6567 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
6568 (EXTRA_SECTION_FUNCTIONS): Likewise.
6569 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6570 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6571 * config/c4x/c4x.c: Move include of tree.h.
6572 * config/clipper/clipper.c (clix_asm_out_constructor): New.
6573 (clix_asm_out_destructor): New.
6574 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6575 (ASM_OUTPUT_DESTRUCTOR): Remove.
6576 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6577 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6578 (TARGET_ASM_CONSTRUCTOR): New.
6579 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
6580 (sco_asm_out_constructor): New.
6581 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
6582 * config/i386/svr3gas.h: Remove stack grows up code.
6583 Remove code duplicated from i386/sysv3.h.
6584 (TARGET_ASM_CONSTRUCTOR): New.
6585 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
6586 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
6587 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6588 (TARGET_ASM_CONSTRUCTOR): New.
6589 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
6590 (m68hc11_asm_out_destructor): New.
6591 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
6592 (TARGET_ASM_DESTRUCTOR): New.
6593 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
6594 * config/m68k/dpx2.h: Properly undef all the bits inherited from
6595 config/svr3.h pertaining to section manipulation.
6596 * config/m68k/dpx2g.h: Remove #if 0 code.
6597 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
6598 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
6599 (ASM_OUTPUT_CONSTRUCTOR): Remove.
6600 (TARGET_ASM_CONSTRUCTOR): New.
6601 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
6602 (m88k_svr3_asm_out_constructor): New.
6603 (m88k_svr3_asm_out_destructor): New.
6604 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6605 (ASM_OUTPUT_DESTRUCTOR): Remove.
6606 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6607 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
6608 * config/rs6000/aix.h: Likewise.
6609 * config/mips/rtems64.h: Don't undef removed constructor related bits.
6610 * config/mips/vxworks.h: Likewise.
6611 * config/rs6000/lynx.h: Likewise.
6612 * config/sh/elf.h: Likewise.
6613 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
6614 (DTORS_SECTION_ASM_OP): New.
6615 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6616 (ASM_OUTPUT_DESTRUCTOR): Remove.
6617 * config/sparc/sol2-sld-64.h: Likewise.
6618 * config/vax/vax.c (vms_asm_out_constructor): New.
6619 (vms_asm_out_destructor): New.
6620 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
6621 (ASM_OUTPUT_DESTRUCTOR): Remove.
6622 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6624 * doc/tm.texi (@node Initialization): Update.
6626 2001-08-09 Richard Henderson <rth@redhat.com>
6628 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
6629 (__do_global_dtors_aux): Use gp-relative static data to avoid
6630 one dynamic relocation.
6631 (__do_frame_setup): Register Java classes.
6632 * config/alpha/crtend.asm (__JCR_END__): New.
6634 2001-08-09 Zack Weinberg <zackw@stanford.edu>
6636 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
6637 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
6638 (GEN, STAGESTUFF): Add new files.
6639 (insn-constants.h, s-constants, tm-preds.h, s-preds,
6640 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
6641 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
6642 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
6643 as well as insn-codes.h and insn-flags.h in config.h; and no
6644 extra headers in tconfig.h and hconfig.h.
6646 * gencodes.c: Eliminate code to generate predicate declarations
6647 or #defines for md-file constants.
6648 * genconstants.c, genpreds.c: New files.
6650 * i386.md: Re-order guard expressions such that TARGET_64BIT
6651 comes first, when this permits better optimization. Add
6652 TARGET_64BIT to more x86-64 patterns. Add comment explaining
6653 why this is desirable.
6655 2001-08-09 Jakub Jelinek <jakub@redhat.com>
6657 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
6658 (find_fde_for_dso): Remove.
6659 (_Unwind_IteratePhdrCallback): New.
6660 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
6661 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
6663 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6665 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
6666 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
6668 2001-08-09 Graham Stott <grahams@redhat.com>
6670 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
6671 (vis_no_unit): Use it.
6672 (visualize_no_unit): Add the insn only if room exists.
6674 2001-08-09 Graham Stott <grahams@redhat.com>
6676 * predict.c (estimate_probability): Replace magic numbers with
6677 appropriate enumeration.
6679 2001-08-09 Graham Stott <grahams@redhat.com>
6681 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
6683 (EXTRACT_FLAGS): Likewise.
6685 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
6687 * config/mips/mips.c (mips_legitimate_address_p): Check for
6688 CONST_INT in last patch.
6690 2001-08-08 Anthony Green <green@redhat.com>
6692 * java/class.c (emit_register_classes): Use assemble_jcr if
6693 possible. Keep the original mechanism as a fallback.
6694 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6695 and weak symbol support.
6696 * crtstuff.c (__JCR_LIST__): Define.
6697 (__JCR_END__): Define.
6698 (_Jv_RegiserClasses): Define weak symbol if possible.
6699 (__do_global_ctors_aux): Register classes for ELF targets with
6700 weak symbol support.
6702 2001-08-08 Kazu Hirata <kazu@hxi.com>
6704 * dbxout.c: Fix comment formatting.
6705 * dependence.c: Likewise.
6707 * diagnostic.c: Likewise.
6708 * dominance.c: Likewise.
6709 * doprint.c: Likewise.
6710 * dwarf2out.c: Likewise.
6711 * dwarfout.c: Likewise.
6712 * emit-rtl.c: Likewise.
6713 * except.c: Likewise.
6714 * explow.c: Likewise.
6715 * expmed.c: Likewise.
6718 * fold-const.c: Likewise.
6719 * function.c: Likewise.
6721 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6723 * global.c (retry_global_alloc): Avoid shadowing allocno.
6725 2001-08-08 Mark Mitchell <mark@codesourcery.com>
6727 * except.c (remove_fixup_regions): Fix typo.
6729 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
6731 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
6732 unsigned HOST_WIDE_INT to avoid warning.
6733 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
6734 * flow.c (set_block_for_new_insns): Likewise.
6736 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
6738 * sibcall.c (return_value_pseudo): New static variable.
6739 (skip_copy_to_return_value): Handle return_value_pseudo.
6740 (call_ends_block_p): Ensure that return_value_pseudo is set.
6741 (optimize_sibling_and_tail_recursive_call): Discover the
6742 load of pseudo return value in alternate exit block.
6744 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6746 * calls.c (ECF_ALWAYS_RETURN): New constant.
6747 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
6748 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
6749 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
6750 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
6751 * rtl.c (reg_note_name): New name.
6752 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
6754 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
6756 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
6758 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6760 * alias.c (get_alias_set): Return a previously calculated
6761 alias set for a VAR_DECL.
6762 * function.c (gen_mem_addressof): Calculate the alias set before
6765 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
6767 * predict.def: Set hitrates according our experimental run.
6769 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
6771 * i386.h (HARD_REGNO_RENAME_OK): New macro.
6773 2001-08-08 H.J. Lu <hjl@gnu.org>
6775 * config/mips/mips.c (mips_unique_section): New. Copied from
6778 * config/mips/mips-protos.h (mips_unique_section): New
6781 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
6783 * config/mips/little.h: New. Generic little endian mips
6784 targets. Only mips*-*-linux* is converted to use it so far.
6786 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
6787 (WCHAR_TYPE): Defined
6788 (WCHAR_TYPE_SIZE): Likewise.
6789 (INIT_SUBTARGET_OPTABS): Likewise.
6790 (BSS_SECTION_ASM_OP): Likewise.
6791 (SBSS_SECTION_ASM_OP): Likewise.
6792 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
6793 (ASM_DECLARE_OBJECT_NAME): Likewise.
6794 (UNIQUE_SECTION): Likewise.
6795 (EXTRA_SECTIONS): Likewise.
6796 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
6797 (ASM_OUTPUT_DESTRUCTOR): Likewise.
6798 (ASM_OUTPUT_DEF): Likewise.
6799 (HANDLE_SYSV_PRAGMA): Removed.
6800 (NO_IMPLICIT_EXTERN_C): Likewise.
6801 (TARGET_MEM_FUNCTIONS): Likewise.
6802 (STARTFILE_SPEC): Likewise.
6803 (ENDFILE_SPEC): Likewise.
6804 (LIB_SPEC): Likewise.
6805 (INVOKE__main): Likewise.
6806 (CTOR_LIST_BEGIN): Likewise.
6807 (CTOR_LIST_END): Likewise.
6808 (DTOR_LIST_BEGIN): Likewise.
6809 (DTOR_LIST_END): Likewise.
6810 (SET_ASM_OP): Likewise.
6811 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6812 (ASM_OUTPUT_DEF): Likewise.
6813 (ASM_OUTPUT_IDENT): Likewise.
6815 * config/mips/mips.h (ASM_SPEC): Undefine before define.
6816 (CPLUSPLUS_CPP_SPEC): Likewise.
6817 (ASM_APP_ON) Redefine only if not defined.
6818 (ASM_APP_OFF): Likewise.
6819 (ASM_OUTPUT_SOURCE_LINE): Likewise.
6820 (ASM_OUTPUT_IDENT): Likewise.
6822 * config.gcc: Update tm_file for Linux/mips.
6824 2001-08-08 Bernd Schmidt <bernds@redhat.com>
6826 * cselib.c (cselib_record_sets): If insn is predicated, turn
6827 sources into IF_THEN_ELSEs.
6829 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
6830 Turn into define_insn_and_split.
6832 * sched-deps.c: Include "cselib.h".
6833 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
6834 Use cselib to turn memory addresses into VALUEs.
6835 (sched_analyze): Call cselib_init/cselib_finish if necessary.
6836 * sched-int.h (struct sched_info): New member USE_CSELIB.
6837 * sched-ebb.c (ebb_sched_info): Initialize it.
6838 * sched-rgn.c (rgn_sched_info): Likewise.
6839 * Makefile.in (sched-deps.o): Update dependencies.
6841 * cselib.h (cselib_subst_to_values): Declare.
6842 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
6843 that have no value and autoincs to be handled by generating a new
6846 2001-08-08 Graham Stott <grahams@redhat.com>
6848 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
6849 within fixed length SEQUENCE.
6851 2001-08-08 Graham Stott <grahams@redhat.com>
6853 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
6854 (diagnostic_prefixing_rule): Likewise.
6855 (diagnostic_line_cutoff): Likewise.
6856 (diagnostic_kind_count): Likewise.
6858 2001-08-08 Graham Stott <grahams@redhat.com>
6860 * alias.c (find_base_decl): Delete redundent assignment.
6862 2001-08-08 Graham Stott <grahams@redhat.com>
6864 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
6865 (abs): Uppercase and paranthesize macro parameter.
6866 (MEM_DEPENDENCY): Add whitespace.
6868 2001-08-08 Graham Stott <grahams@redhat.com>
6870 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6871 failure check for CONST_INT
6873 2001-08-08 Graham Stott <grahams@redhat.com>
6875 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6876 (libcall_dead_p): Likewise.
6878 (mark_used_regs): Constify fmt.
6879 (find_use_as_address): Likewise.
6881 2001-08-08 Graham Stott <grahams@redhat.com>
6883 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6886 2001-08-08 Graham Stott <grahams@redhat.com>
6888 * combine.c (combine_simplify_rtx): Update comment and
6889 remove erroneous test.
6891 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6893 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6894 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6895 take care to avoid multiple no-newline at EOF warnings in that
6898 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6900 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6901 (emit_library_call_value_1): Likewise.
6902 (emit_call_1): Emit REG_SETJMP note.
6903 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6905 * cselib.c (cselib_process_insn): Likewise.
6906 * flow.c (propagate_block): Likewise.
6907 * loop.c (find_and_verify_loops): Likewise.
6908 * reload.c (find_equiv_regs): Likewise.
6909 * reload1.c (reload): Likewise.
6910 * resource.c (mark_referenced_resources,
6911 mark_set_resources): Likewise.
6912 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6913 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6914 * haifa-sched.c (unlink_other_notes): Likewise.
6915 (reemit_notes): Likewise.
6916 * sched-ebb.c (sched_ebb): Likewise.
6917 * sched-rgc.c (sched_region): Likewise.
6918 * rtl.c (note_insn_name): Likewise.
6919 (reg_note_name): Add REG_SETJMP
6920 * rtl.h (reg_note): Add REG_SETJMP.
6921 (insn_note): Remove NOTE_INSN_SETJMP.
6923 * profile.c (branch_prob): Add fake edges for setjmp.
6925 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6927 * config.gcc: Quote target_cpu_default2 correctly for
6928 powerpc*-*-* targets.
6930 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6932 * cpplib.h, line-map.h: Update comments.
6933 * cppmain.c (printer_init): Move inline.
6934 (maybe_print_line, print_line): Take a map pointer.
6935 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6936 (cb_file_change): Don't use prior value of print.map.
6938 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6940 * doc/install.texi: Document fine-grained multilib configuration.
6942 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6944 * rtlanal.c (find_first_parameter_load): Call note_stores
6945 only on the instructions.
6947 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6949 * alias.c (nonlocal_mentioned_p):
6950 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6951 * calls.c (emit_call_1): Likewise.
6952 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6953 * cselib.c (cselib_process_insn): Likewise.
6954 * df.c (df_insns_modify): Likewise.
6955 * flow.c (need_fake_edge_p): Likewise.
6956 (propagate_one_insn): Likewise.
6957 * haifa-sched.c (reemit_notes): Likewise.
6958 * integrate.c (copy_insn_list): Likewise.
6959 * jump.c (delete_prior_computation): Likewise.
6960 * local-alloc.c (validate_equiv_mem): Likewise.
6961 * loop.c (scan_loop): Likewise.
6962 * predict.c (estimate_probability): Likewise.
6963 * reload.c (reload): Likewise.
6964 * sched-deps (sched_analyze): Likewise.
6965 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6966 * gcse.c (compute_hash_table): Likewise.
6967 (mark_call): Likewise.
6968 (store_killed_in_insn): Likewise.
6970 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6972 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6974 2001-08-06 Richard Henderson <rth@redhat.com>
6976 * varasm.c (assemble_gc_entry): Remove.
6977 * output.h: Likewise.
6979 2001-08-06 Richard Henderson <rth@redhat.com>
6981 * varasm.c (assemble_constructor): Take a symbol_ref and a
6982 priority instead of a bare string. Move priority handling
6983 here from cp/decl2.c.
6984 * output.h: Update decls.
6986 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6987 and assemble_destructor.
6988 * profile.c (output_func_start_profiler): Likewise.
6989 * objc/objc-act.c (finish_objc): Likewise.
6990 (build_module_descriptor): Return the symbol not the symbol name.
6992 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6994 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6995 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6996 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6997 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6998 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6999 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7001 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7003 * cpperror.c (print_containing_files): Moved to line-map.c.
7004 (print_location): line-map.c handles re-listing or otherwise.
7005 * cpphash.h (struct lexer_state): Remove next_bol.
7006 (struct cpp_buffer): Remove include_stack_listed.
7007 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7008 Remove faked buffer handling.
7009 (_cpp_do_file_change): Tweak.
7010 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7011 * cppmain.c (struct printer): Remove filename.
7012 (print_line, cb_file_change): Update accordingly.
7013 * line-map.c: Include intl.h.
7014 (init_line_maps): Initialize last_listed.
7015 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7016 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7017 (print_containing_files): New.
7018 * line-map.h (struct line_maps): New member last_listed.
7019 (print_containing_files, INCLUDED_FROM): New.
7020 * Makefile.in: Update.
7021 * po/POTFILES.in: Add line-map.c.
7023 2001-08-06 Richard Henderson <rth@redhat.com>
7025 * except.c (convert_from_eh_region_ranges_1): Never mark
7026 USE or CLOBBER insns as throwing.
7028 * expr.c (store_constructor): Don't clobber memory targets.
7030 2001-08-06 Andreas Jaeger <aj@suse.de>
7032 * profile.c (branch_prob): Remove unused variable insn.
7034 * Makefile.in (local-alloc.o): Add dependency on except.h.
7036 * local-alloc.c: Include except.h for can_throw_internal prototype.
7038 2001-08-06 Richard Henderson <rth@redhat.com>
7040 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7041 * function.c (expand_main_function): Implement it.
7042 * doc/tm.texi: Document it.
7044 2001-08-06 Stan Shebs <shebs@apple.com>
7046 * doc/install.texi: Document powerpc-*-darwin* details.
7048 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7050 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7051 (ASM_CPU_SPEC): Move back to rs6000.h
7052 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7054 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7056 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7059 * config/rs6000/linux64.h: Ditto.
7061 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7062 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7065 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7066 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7068 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7071 2001-08-05 Richard Henderson <rth@redhat.com>
7073 * local-alloc.c (update_equiv_regs): Do not move insns that
7076 2001-08-05 Jan Hubicka <jh@suse.cz>
7078 * Makefile.in (reload1.o): Add dedendancy on except.h
7079 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7081 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7082 indicating wehther edges has been cleaned up.
7083 * reload1.c: Inlucde except.h
7084 (fixup_abnormal_edges): Accept deleted insns.
7085 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7088 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7090 * cpplib.c (do_line): Correct line number after pop_buffer.
7092 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7094 PR preprocessor/3824
7095 * line-map.c: Update comments.
7096 * line-map.h: Update comments.
7097 * tradcif.y: Don't consider large numbers unsigned.
7099 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7101 PR preprocessor/3081
7102 * c-lex.c (map): New.
7103 (cb_file_change): Update map and use it.
7104 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7105 (c_lex): Update to use map.
7106 * cpperror.c (print_location): Move to using logical line numbers.
7107 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7108 (cpp_make_system_header): Similarly.
7109 (_cpp_execute_include): Stop line numbering hacks. Store the
7110 line we will return to.
7111 * cpphash.h (CPP_BUF_LINE): Remove.
7112 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7113 Add map and return_to_line.
7114 (_cpp_do_file_change): Update.
7115 * cppinit.c (cpp_start_read): Update line kludge.
7116 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7117 (trigraph_ok): Use logical line numbers for diagnostics.
7118 (skip_block_comment): Likewise.
7119 (skip_whitespace): Likewise.
7120 (skip_line_comment): Use pfile->line instead.
7121 (_cpp_lex_token): Update to use logical line numbering exclusively.
7122 Handle BOL locally. Accept new lines in directives, but keep
7123 pfile->line decremented. Diagnostics use logical lines. Update
7125 * cpplib.c (SEEN_EOL): New.
7126 (skip_rest_of_line, check_eol): Use it.
7127 (end_directive): Increase line number when accepting the newline
7128 at the end of a directive.
7129 (run_directive): Simplify.
7130 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7131 (_cpp_do_file_change): Update to take buffer line number as an
7132 argument, and store the current map in the cpp_reader. Remove
7133 line number kludges.
7134 (_cpp_do__Pragma): Restore output position after a _Pragma.
7135 (cpp_push_buffer): Don't set output line or lineno.
7136 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7137 Remove line kludge. Set output_line.
7138 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7139 (parse_arg): Use logical lines.
7140 (save_lookahead_token): Save EOFs too now.
7141 * cppmain.c (struct printer): Fix comments.
7142 (printer_init): Simplify, let caller do errors.
7143 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7144 (maybe_print_line): Simplify.
7145 (print_line): Don't print a linemarker if -P.
7146 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7147 (cb_file_change): Simplify.
7148 * line-map.h (LAST_SOURCE_LINE): Fix.
7149 (CURRENT_LINE_MAP): New.
7151 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7153 * doloop.c (doloop_modify_runtime): Properly compute number of
7154 iterations if loop was unrolled.
7156 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7157 if their CSELIB_VAL_PTRs are.
7159 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7160 (setup_spill_pointers): Initialize it.
7161 (spill_restore_mem): Set it.
7162 (do_spill, do_restore): Use it to add REG_INC note.
7163 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7165 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7166 asms if other insns are available.
7168 * config/ia64/ia64.c (condop_operator): New predicate.
7169 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
7170 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
7173 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
7174 temporary register than directly using a MEM.
7176 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7178 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
7179 parameter in last change.
7181 2001-08-04 Zack Weinberg <zackw@panix.com>
7183 * sparc.md: Don't use #if inside C test expression.
7185 2001-08-04 Richard Henderson <rth@redhat.com>
7187 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
7189 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
7191 * cpphash.h (struct cpp_reader): New member directive_line.
7192 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
7193 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
7194 do_pragma): Pass line to callbacks.
7195 (start_directive): Record line of directive.
7196 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
7197 cb_include): Similarly.
7198 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
7201 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7203 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
7206 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7208 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
7210 * reload1.c (fixup_abnormal_edges): New static function.
7213 * flow.c (need_fake_edge_p): New function.
7214 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
7215 avoid call insn to be very last insn in the insn stream.
7217 * profile.c (branch_prob): Call flow_call_edges_add instead of
7218 doing that by hand; cleanup cfg to re-merge basic blocks once
7221 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7223 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
7224 are also on line-map.h.
7225 * cppfiles.c (stack_include_file): Update.
7226 * cpphash.h (struct cpp_buffer): New member return_at_eof.
7227 (_cpp_pop_buffer): New.
7228 * cppinit.c (cpp_destroy, cpp_finish): Update.
7229 (do_includes): Mark each buffer to return at EOF.
7230 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
7231 return as requested.
7232 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
7233 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
7234 * cpplib.h (cpp_pop_buffer): Remove.
7235 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
7236 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
7238 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
7240 (do_preprocessing): Update.
7241 * fix-header.c (read_scan_file): Update. No need to pop buffers.
7242 * c-parse.in (_yylex): Similarly.
7243 * scan-decls.c (scan_decls): Similarly.
7244 * line-map.h: Update comments.
7246 * objc/Make-lang.in (objc-act.o): Update dependencies.
7248 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7250 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
7251 and soft register for operand 0.
7252 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
7254 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7256 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
7257 register for operand 0.
7258 ("bitcmpqi_z_used"): Allow memory for operand 0.
7259 (split "bitcmpqi"): New split to handle address reg as operand 1.
7261 2001-08-04 Andreas Jaeger <aj@suse.de>
7263 * gcse.c: Revert Daniel's last patch.
7265 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7267 * sparc-protos.h: Add prototypes for fp_zero_operand and
7269 * sh-protos.h: Add prototype for fpul_operand.
7271 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7273 * doc/extend.texi (Other Builtins): Fix typo in last change.
7275 2001-08-03 Richard Henderson <rth@redhat.com>
7277 * target.h (gcc_target): Add asm_out.named_section,
7278 section_type_flags, have_named_sections.
7279 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
7280 (TARGET_HAVE_NAMED_SECTIONS): New.
7281 (TARGET_SECTION_TYPE_FLAGS): New.
7283 * Makefile.in (toplev.o): Depend on TARGET_H.
7284 (varasm.o, dbxout.o): Likewise.
7285 * c-common.c (decl_attributes): Check targetm.have_named_sections
7286 instead of ifdef ASM_OUTPUT_SECTION_NAME.
7287 * dbxout.c (dbxout_function_decl): Likewise.
7288 (dbxout_function_end): Likewise.
7289 * toplev.c (compile_file): Likewise.
7290 * varasm.c (exception_section): Likewise.
7291 * cp/decl2.c (finish_objects): Likewise.
7293 * defaults.h (EH_FRAME_SECTION): Remove.
7294 (EH_FRAME_SECTION_ASM_OP): Remove.
7295 (EH_FRAME_SECTION_NAME): New.
7296 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
7297 (UNIQUE_SECTION_P): Remove.
7298 * dwarf2out.c (SECTION_FORMAT): Remove.
7299 (ASM_OUTPUT_SECTION): Remove.
7300 (output_call_frame_info): Use named_section_flags.
7301 (output_comp_unit, dwarf2out_start_source_file): Likewise.
7302 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
7303 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
7304 * varasm.c (in_eh_frame, eh_frame_section): Remove.
7305 (named_section_flags): New.
7306 (named_section): Use it and targetm.section_type_flags.
7307 (resolve_unique_section): New.
7308 (assemble_start_function): Use it.
7309 (asm_emit_uninitialised, assemble_variable): Likewise.
7310 (default_section_type_flags): New.
7311 (default_no_named_section, default_elf_asm_named_section): New.
7312 (default_coff_asm_named_section, default_pe_asm_named_section): New.
7313 * output.h: Update varasm.c decls.
7314 (SECTION_*): New flags.
7316 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
7317 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
7319 * config/elfos.h (UNIQUE_SECTION_P): Remove.
7320 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
7321 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
7322 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7323 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
7324 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
7325 * config/mips/elf.h, config/mips/elf64.h: Likewise.
7326 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
7327 * config/pa/pa64-hpux.h,
7329 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
7330 (TARGET_ASM_NAMED_SECTION): New.
7331 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
7332 * config/alpha/vms.h, config/arm/coff.h: Likewise.
7333 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
7334 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
7335 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
7336 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
7337 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7338 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
7339 * config/i386/sco5.h, config/i386/win32.h: Likewise.
7340 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
7341 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
7342 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
7343 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
7344 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
7345 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
7346 * config/sparc/sysv4.h: Likewise.
7348 * config/nextstep.h: Error until named sections implemented.
7350 * config/a29k/a29k.c (a29k_asm_named_section): New.
7351 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
7352 (vms_section_type_flags, vms_asm_named_section): New.
7353 * config/arm/arm.c (arm_elf_asm_named_section): New.
7354 * config/avr/avr.c (asm_output_section_name): Remove.
7355 * config/avr/avr-protos.h: Update.
7356 * config/c4x/c4x.c (c4x_asm_named_section): New.
7357 * config/h8300/h8300.c (h8300_asm_named_section): New.
7358 * config/i386/i386.c (sco_asm_named_section): New.
7359 * config/i386/winnt.c (SECTION_PE_SHARED): New.
7360 (i386_pe_section_type_flags): New.
7361 (i386_pe_asm_named_section): New.
7362 * config/i386/i386-protos.h: Update.
7363 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7364 * config/mcore/mcore.c (mcore_asm_named_section): New.
7365 * config/mips/mips.c (iris6_asm_named_section): New.
7366 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7367 instead of UNIQUE_SECTION_P.
7368 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7369 (xcoff_asm_named_section): New.
7370 * config/sh/sh.c (sh_asm_named_section): New.
7371 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7373 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7374 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7375 (EH_FRAME_SECTION_NAME): New.
7376 (EXCEPTION_SECTION): New.
7377 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7378 (DEBUG_*_SECTION): Remove.
7379 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7380 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7381 (EH_FRAME_SECTION_ASM_OP): Remove.
7383 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7384 (ASM_OUTPUT_SECTION_NAME): Remove.
7385 (TARGET_ASM_NAMED_SECTION): New.
7386 (TARGET_HAVE_NAMED_SECTIONS): New.
7387 (TARGET_SECTION_TYPE_FLAGS): New.
7388 (EH_FRAME_SECTION_ASM_OP): Remove.
7389 (EH_FRAME_SECTION_NAME): New.
7391 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7393 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7394 for complex expressions when cfun == 0.
7395 * doc/extend.texi: Document that __builtin_constant_p can be
7396 used in data initializers as well as functions.
7398 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7400 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7401 variable I locally, instead of expecting a declaration in the
7404 2001-08-03 Richard Henderson <rth@redhat.com>
7406 * except.c (collect_one_action_chain): Add an explicit cleanup
7407 action if regions surrounding a catch were encoded entirely
7408 within the call-site entry.
7410 2001-08-03 Richard Henderson <rth@redhat.com>
7412 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
7413 don't take REGNO of a non-register.
7415 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7417 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
7418 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
7419 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
7420 (__gthread_mutex_init_function): New function for mutex initialization.
7422 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7424 * Makefile.in: Revert screwed up commit.
7426 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7428 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
7429 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
7430 merged by linker script to get a final _exit().
7431 (__do_global_dtors): New for destructor handling in specific exit
7433 (__do_global_ctors): New for constructors in specific install section.
7434 (__map_data_section): Map data sections before running constructors.
7435 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
7436 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
7437 (DTORS_SECTION_ASM_OP): Likewise.
7438 (CTORS_SECTION_FUNCTION): Define to force a reference to
7440 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
7442 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7444 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
7446 * Makefile.in: Add df.h to gcse.c dependencies.
7448 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7450 * varasm.c (output_constant_def_contents): Use for the length of a
7451 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
7452 depending on which is larger.
7454 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7456 * gcse.c: Include df.h for use as a dataflow analyzer.
7458 Declaration of reg_set_info: gone.
7459 New df_analyzer variable used by store motion.
7460 (reg_set_info): Deleted.
7461 (mark_mem_regs): New function, analyze regs used by a mem.
7462 (store_ops_ok): Use dataflow analyzer results to determine if
7463 necessary regs are changed in the block.
7464 (find_moveable_store): Remove check for symbol ref, we can handle
7465 much more complex expressions now.
7466 (compute_store_table): Remove most of the code, it's unnecessary
7467 now that the dataflow analyzer records the info for us.
7468 (store_killed_after): Add parameter to say whether to do the
7469 store_ops_okay test, used to speed up testing when we already know
7470 the answer, and just want to know if the store itself was killed.
7471 (build_store_vector): Largely rewritten to calculate the various
7472 vectors properly, and somewhat optimized.
7473 (store_motion): Init the df_analyzer, get REG_DEF chains.
7474 Also handle trapping expressions (since mems almost always trap)
7475 (simple_mem): Redefine what a simple mem is.
7477 2001-08-03 DJ Delorie <dj@redhat.com>
7479 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
7480 set from a constant part of the condition.
7482 2001-08-01 Andrew Cagney <ac131313@redhat.com>
7484 * mkdeps.c (deps_add_default_target): Make local variable
7485 ``start'' a const char pointer.
7486 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
7488 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7490 * doc/install.texi (Configuration): Fix markup.
7491 (Specific, i?86-*-udk): Likewise.
7492 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
7494 Document --enable-threads and --enable-libgcj status.
7495 (Specific, mips-sgi-irix*): Canonicalize triples.
7496 (Specific, mips-sgi-irix5): Warn about problems with this config.
7497 Mention required GNU as patch.
7498 Native assembler problems are fixed.
7499 (Specific, mips-sgi-irix6): Update O32 ABI support status.
7500 Document --enable-threads and --enable-libgcj status.
7502 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7504 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
7507 2001-08-03 Richard Henderson <rth@redhat.com>
7509 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
7512 2001-08-03 Richard Henderson <rth@redhat.com>
7514 * rtlanal.c (find_first_parameter_load): Stop if we
7515 reach a CODE_LABEL at BOUNDARY.
7517 2001-08-03 Richard Henderson <rth@redhat.com>
7519 * config/alpha/alpha.md (force_movdi): New insn.
7520 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
7521 Tweek FRP marking of VMS prologue insns.
7522 * config/alpha/vms.h (EPILOGUE_USES): New.
7524 2001-08-02 Richard Henderson <rth@redhat.com>
7526 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
7528 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7530 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
7531 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
7532 config/convex/convex.h, config/d30v/d30v.c,
7533 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7534 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
7535 config/mips/mips.h, config/mn10200/mn10200.h,
7536 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
7537 config/v850/v850.h, config/vax/openbsd.h,
7538 config/vax/openbsd1.h, config/vax/ultrix.h,
7539 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
7540 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
7541 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
7542 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
7543 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
7544 in comments and documentation.
7546 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7550 * Makefile.in (line-map.o): New.
7551 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
7552 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
7553 * cpperror.c (print_containing_files): Similarly.
7554 (print_location): Update. Don't output a space before _Pragma.
7555 * cppfiles.c (stack_include_file): Set to line 1 immediately.
7556 (stack_include_filee, cpp_make_system_header): Update.
7557 (_cpp_execute_include): Get logical line number right for calling
7558 as-yet-unterminated #include.
7559 * cpphash.h (struct cpp_reader): Add line_maps.
7560 (_cpp_do_file_change): Update.
7561 * cppinit.c (cpp_create_reader): Initialize line maps.
7562 (cpp_destroy): Destroy line maps.
7563 (cpp_start_read): Get logical line number right.
7564 * cpplex.c (parse_string): Only warn once for multi-line strings.
7565 Use boolean variable for null warning.
7566 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
7568 (do_include_common): End the directive early.
7569 (do_line): Don't warn about out-of-range lines in preprocessed
7570 source. Update. Remove unused variables.
7571 (_cpp_do_file_change): Update for new line mapping.
7572 (pragma_cb): New typedef.
7573 (cpp_register_pragma): Stop looking ahead before calling the
7575 (do_pragma_system_header): End directive early.
7576 (cpp_get_line_maps): New.
7577 (cpp_pop_buffer): Fudge logical line. Update.
7578 * cpplib.h: Include line-map.h
7579 (enum cpp_fc_reason): Remove.
7580 (struct cpp_file_change): Update.
7581 (cpp_get_line_maps): New.
7582 * cppmain.c (struct_printer): New member map.
7583 (cb_file_change): Update for new mappings.
7584 * fix-header.c (cb_file_change): Similarly.
7586 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7588 * Makefile.in (libgcc.mk): Define mkinstalldirs.
7589 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
7591 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
7593 * config/vax/vax.c: include expr.h.
7595 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
7597 * Makefile.in ($(srcdir)/configure): Only rebuild in
7599 ($(srcdir)/config.in): Only define in maintainer mode.
7600 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
7602 2001-08-02 David Edelsohn <edelsohn@gnu.org>
7604 * doc/install.texi (Install GCC: Binaries): Update Bull info.
7606 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7608 * gcc.c (set_collect_gcc_options): New function, split out from
7610 Ignore elided switches.
7611 (do_spec_1): Invoke before executing command.
7612 (set_input): Export.
7613 Move declaration ...
7614 * gcc.h (set_input): ... here.
7615 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7618 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
7621 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
7623 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
7625 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
7627 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
7628 for the unnamed instructions it expands to.
7630 2001-08-02 Richard Henderson <rth@redhat.com>
7632 * regclass.c (call_really_used_regs): Conditionally define.
7633 (init_reg_sets_1): Don't use it if not defined.
7634 (fix_register): Similarly, don't set it.
7636 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7638 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
7639 Correct comment that had been missed in the previous change.
7641 2001-08-01 Stan Shebs <shebs@apple.com>
7643 * config/darwin.c (machopic_stub_name): Try matching by name.
7644 (update_stubs): New function.
7645 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
7648 2001-08-01 Richard Henderson <rth@redhat.com>
7650 * except.c (output_function_exception_table): Use assemble_align.
7651 * varasm.c (assemble_eh_label): Remove.
7652 (assemble_eh_align, assemble_eh_integer): Remove.
7654 2001-08-01 Robert Lipe <robertl@caldera.com>
7656 * dwarfout.c: Remove reference to README.DWARF.
7658 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
7660 * regclass.c (call_really_used_regs): New array for registers which
7661 are actually used by a call.
7662 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
7664 (fix_register): Set call_really_used too.
7665 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
7666 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
7668 2001-08-01 Richard Henderson <rth@redhat.com>
7670 * read-rtl.c (read_name): Consider \r whitespace.
7672 2001-07-11 Andrew Cagney <ac131313@redhat.com>
7674 * config.gcc: Recognize powerpc-*-netbsd*.
7676 * doc/install.texi (Host/target specific installation notes for
7677 GCC): Mention powerpc-*-netbsd*.
7679 * config/rs6000/netbsd.h: New file.
7680 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
7681 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
7682 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
7683 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
7684 (TARGET_VERSION): Redefine.
7686 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
7687 mcall-netbsd as a match for mcall-sysv.
7688 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
7689 (ncrti.S, ncrtn.S): New targets.
7690 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
7692 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
7693 "netbsd' as a V4 ABI.
7694 (ASM_SPEC): Check for -mcall-netbsd.
7695 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
7696 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
7697 (LIB_SPEC, ENDFILE_SPEC): Ditto.
7698 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
7699 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
7700 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
7701 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
7703 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
7704 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
7706 2001-08-01 Mark Kettenis <kettenis@gnu.org>
7708 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
7709 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
7710 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
7711 including "unwind-pe.h".
7713 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7715 * rs6000.md (define_splits): Kill unused constraints.
7717 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
7718 Jan Hubicka <jh@suse.cz>
7720 * function.c (thread_prologue_and_epilogue_insns): Kill code
7721 dealing with non-existent CFG.
7723 2001-08-01 Kazu Hirata <kazu@hxi.com>
7725 * alias.c: Fix comment formatting.
7726 * bitmap.c: Likewise.
7727 * builtins.c: Likewise.
7728 * calls.c: Likewise.
7729 * c-common.c: Likewise.
7730 * c-decl.c: Likewise.
7731 * c-dump.c: Likewise.
7732 * c-lex.c: Likewise.
7733 * collect2.c: Likewise.
7734 * combine.c: Likewise.
7735 * conflict.c: Likewise.
7736 * cppfiles.c: Likewise.
7737 * cppinit.c: Likewise.
7738 * cpplex.c: Likewise.
7739 * cpplib.c: Likewise.
7740 * cppmacro.c: Likewise.
7741 * cppspec.c: Likewise.
7742 * c-pragma.c: Likewise.
7743 * crtstuff.c: Likewise.
7745 * cselib.c: Likewise.
7746 * c-semantics.c: Likewise.
7747 * c-typeck.c: Likewise.
7749 2001-08-01 H.J. Lu <hjl@gnu.org>
7751 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
7753 2001-08-01 H.J. Lu <hjl@gnu.org>
7755 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
7757 2001-08-01 Ziemowit Laski <zlaski@apple.com>
7759 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
7760 contextualizing Objective-C class name lookup by the lexer.
7761 (typespec_reserved_nonattr): Disable ObjC class name lookup after
7763 (protocoldef): Add support for forward @protocol declarations.
7764 (yylexname): Suppress ObjC class name lookup in certain contexts;
7765 re-enable after lookup is complete.
7766 (_yylex): Re-enable ObjC class name lookup when certain
7767 punctuation marks are seen.
7769 * objc/objc-act.c (check_protocol_recursively): New function used
7770 for finding circular dependencies in protocols.
7771 (objc_declare_protocols): New function for handling forward
7772 @protocol declarations.
7773 (receiver_is_class_object): Detect the case when 'self' is used
7774 inside of a class method.
7775 (build_message_expr): Issue a warning if class method is desired
7776 but instance method is found instead.
7777 (conforms_to_protocol): Streamline.
7778 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
7779 protocol Foo, even if 'Bar foo' does not.
7780 (check_protocols): Streamline.
7781 (start_protocol): Add checks for circular and duplicate protocol
7783 (encode_aggregate_within): For typedefs of structs, encode the
7785 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
7786 (objc_declare_protocols): New prototype.
7788 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7790 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
7791 * cpplex.c (handle_newline): Update prototype. Maintain logical
7793 (skip_escaped_newlines, skip_block_comment, parse_string):
7795 (_cpp_lex_token): Update, and store token position within the token.
7796 * cpplib.h (struct cpp_token): Add line and column entries.
7797 * cppmacro.c (replace_args): Position stringified tokens correctly.
7799 2001-08-01 Andreas Jaeger <aj@suse.de>
7801 * basic-block.h: Add prototype for last_loop_beg_note.
7803 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
7805 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
7806 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
7808 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
7809 while handling WITH_CLEANUP_EXPR node. Use second operand calling
7810 expand_decl_cleanup.
7811 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
7813 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
7814 operand while calling simple_cst_equal.
7815 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
7816 operand is the cleanup expression, the third is the RTL_EXPR.
7817 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
7819 2001-07-31 Jeff Sturm <jsturm@one-point.com>
7821 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
7823 2001-07-31 matthew green <mrg@eterna.com.au>
7825 * config.gcc (i386-*-netbsdelf): New description.
7826 * config/i386/netbsd-elf.h: New file.
7828 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
7830 * loop.c (check_dbra_loop): Use single_set to compute
7833 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
7835 PowerPC reorg and support for powerpc64-*-linux*.
7837 Also fixes emitting of constants on 32 bit and 64 bit
7840 * config.gcc: powerpc64-*-linux* is a new target.
7841 Things that needed aix.h now also include xcoff.h
7843 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
7845 Move AIX specific stuff into aix.h.
7846 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
7847 with more than just XCOFF now.
7848 (SET_ASM_OP): Remove, now defined where needed.
7849 (FUNCTION_PROLOGUE): New macro definition.
7850 (FUNCTION_EPILOGUE): New macro definition.
7851 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
7853 * config/rs6000/xcoff.h: New file.
7855 * config/rs6000/linux64.h: New file.
7857 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
7859 2001-07-31 Alan Modra <amodra@bigpond.net.au>
7861 * rs6000.c (print_operand_address): Handle ELF syntax.
7862 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
7863 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
7864 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
7866 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7868 * rs6000.c (rs6000_override_options): Only disable
7869 flag_function_sections for XCOFF.
7870 (exact_log2_cint_operand): New predicate.
7871 (reg_or_{add,sub}_cint64_operand): New predicates.
7872 (add_operand): Compare CONST_INT with fewer function calls.
7873 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7874 (print_operand, case 'p'): Ensure positive operand.
7875 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7876 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7877 (PREDICATE_CODES): Add new predicates.
7878 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7879 (divsi3, modsi3): Ensure positive power-of-2.
7880 (adddi3): Use new predicate. Split 32-bit constants more
7881 correctly. Re-arrange splitter to handle any constant.
7882 (subdi3): Use new predicate.
7883 (divdi3, moddi3): Ensure positive power-of-2.
7884 (movdi): Use rs6000_emit_set_const.
7885 (load_toc_v4_pic_di): Delete.
7887 2001-07-31 Graham Stott <grahams@redhat.com>
7889 * function.c (pad_below): Revert 2001-07-26 patch.
7891 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7893 * reg-stack (convert_regs_1): Fix best edge condition.
7895 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7897 * jump.c (duplicate_loop_exit_test): Better test for jumps
7898 entering the loop; create loop pre_header.
7900 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7902 * doc/install.texi: Add s390 and s390x as new targets.
7903 * doc/invoke.texi: Add documantation of S/390 and zSeries
7905 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7907 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7909 * config/m68k/m68k.md: Replace all general_operand with
7910 nonimmediate_operand for all destinations.
7911 * config/m68k/m68k.c (not_sp_operand): Likewise.
7913 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7915 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7917 2001-07-30 Richard Henderson <rth@redhat.com>
7919 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7920 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7922 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7924 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7925 Add missing doc strings
7926 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7927 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7929 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7931 * i386.c (ix86_output_main_function_alignment_hack): New function.
7932 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7934 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7935 edges by EDGE_DFS_BACK flag.
7936 (dump_edge_info): Add dfs_back flag.
7937 * basic-block.h (EDGE_DFS_BACK): New constant.
7938 (mark_dfs_back_edges): Declare.
7939 * alias.c (loop_p): Remove.
7940 (mark_constant_function): Use mark_dfs_back_edges.
7942 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7943 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7944 (compensate_edge): Break out from ...
7945 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7946 (convert_regs_2): Set block_done once block is really done;
7947 Do updating of the predecesors counts.
7949 * toplev.c (rest_of_compilation): Recompute block_for_insn
7950 before post-reload cfg_cleanup.
7951 * function.c (thread_prologue_epilogue_insns):
7952 Call set_block_for_new_insns when emitting prologue directly.
7954 2001-07-30 Andreas Jaeger <aj@suse.de>
7956 * jump.c: Add prototype for mark_modified_reg.
7958 * cse.c (set_live_p): Add unused attribute.
7960 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7962 (scan_for_source_files): Use long for count to avoid overflow.
7963 (output_data): Likewise.
7964 (output_data): Don't use string concatatenation to silence gcc
7967 * predict.c: Fix typos and grammar.
7969 * gcse.c (insert_insn_end_bb): Remove unused variables.
7971 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7973 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7974 (attempt_auto_inc): LIkewise.
7975 (mark_used_reg): Likewise.
7976 (try_pre_increment_1): Likewise.
7977 * regclass.c (regclass): Likewise.
7978 * global.c (allocno_compare): Update comment; change scaling factor.
7979 * local-alloc.c (QTY_CMP_PRI): Likewise.
7980 * regs.h (REG_FREQ_FROM_BB): New.
7981 (REG_FREQ_MAX): Likewise.
7983 2001-07-30 H.J. Lu <hjl@gnu.org>
7985 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7988 2001-07-30 H.J. Lu (hjl@gnu.org)
7990 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7991 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7992 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7994 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7996 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7997 as -mthumb-interwork when -mcpu=arm7 is specified.
7999 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8001 * predict.def (noreturn, loop branch, loop exit): Mark as first
8004 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8006 * combine.c (try_combine): Avoid barrier after noop jumps.
8008 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8010 * cpphash.h (struct cpp_reader): Remove import_warning.
8011 * cpplib.c (skip_rest_of_line): Don't bother turning off
8013 (parse_include): Move include handling to...
8014 (do_include_common): ... here. Move import warning from...
8015 (do_import): ... here.
8016 (do_pragma_poison): Don't do a callback for poison identifiers.
8017 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8018 * cppmain.c (setup_callbacks): Similarly.
8020 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8022 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8023 handle multiple sets.
8024 * except.c (sjlj_mark_call_sites): .... here.
8025 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8027 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8029 Suggested by Richard Henderson and Richard Kenner:
8030 * combine.c (recog_for_combine): Use the fake recog
8031 only if instruction does not match.
8032 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8033 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8035 * combine.c (try_combine): Discover noop jump as direct jump.
8037 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8039 * df.c (df_rd_global_compute): Add successors to worklist, not
8041 (df_ru_global_compute): Ditto.
8043 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8045 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8046 increment REG_N_SETS.
8048 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8050 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8052 * sbitmap.c (sbitmap_a_xor_b): New function.
8053 ifdef the basic block stuff on IN_GCC.
8055 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8057 * cppexp.c (parse_defined): Always record the macro name.
8058 (lex): Don't worry about identifiers, or special-case
8060 (_cpp_parse_expr): Figure out at the end of the routine
8061 whether we saw a valid !defined() expression.
8062 * cppfiles.c (stack_include_file): Update for mi_valid.
8063 (_cpp_pop_file_buffer): Similarly.
8064 * cpplex.c (_cpp_lex_token): Similarly.
8065 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8066 mi_if_not_defined, mi_lexed): Remove.
8068 * cpplib.c (do_if): Simplify.
8069 (do_endif, push_conditional, _cpp_handle_directive): Update
8070 for renaming of mi_state to mi_valid.
8072 * cpp.texi: Add index entries for digraphs, and add comment
8073 that C++ refers to them as alternative tokens.
8075 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8077 * basic-block.h (CLEANUP_PRE_LOOP): New.
8078 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8079 * sibcall.c (optimize_sibling_calls): Likewise.
8080 * toplev.c (rest_of_compilation): Likewise.
8081 * flow.c (try_forward_edges): Take argument MODE;
8082 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8083 (try_optimize_cfg): Update call of try_forward_edges.
8085 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8086 Jan Hubicka <jh@suse.cz>
8088 * (validate_replace_rtx_1): Fix simplification of MINUS.
8090 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8092 PR preprocessor/3669
8093 * cppinit.c (init_dependency_output): Turn off dump requests
8094 if sending dependencies to stdout.
8096 2001-07-28 Richard Henderson <rth@redhat.com>
8098 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8101 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8103 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8105 2001-07-28 Kazu Hirata <kazu@hxi.com>
8107 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8108 is VAR_DECL first to prevent an ICE.
8110 2001-07-28 Richard Henderson <rth@redhat.com>
8112 * varasm.c (immed_real_const_1): Don't elide special cases for
8114 (clear_const_double_mem): Clear const_tiny_rtx too.
8116 2001-07-28 Richard Henderson <rth@redhat.com>
8118 * dwarf2out.c (dw_val_class_offset): New.
8119 (struct dw_ranges_struct, dw_ranges_ref): New.
8120 (ranges_table, ranges_table_allocated): New.
8121 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8122 (add_AT_offset, add_ranges, output_ranges): New.
8123 (print_die, output_die): Handle dw_val_class_offset.
8124 (attr_checksum, size_of_die, value_format): Likewise.
8125 (gen_lexical_block_die): Handle non-contiguous blocks.
8126 (gen_block_die): Likewise.
8127 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8128 if needed. Dump the ranges table.
8129 * final.c (final_start_function): Remove unnecessary notes and
8130 rebuild the block tree before numbering the blocks.
8131 * function.c (reorder_blocks_0): Walk the existing block tree
8132 to unmark all blocks.
8133 (reorder_blocks_1): Create block fragments when duplicate block
8135 (reorder_fix_fragments): New.
8136 (reorder_blocks): Call it.
8137 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8139 2001-07-28 Richard Henderson <rth@redhat.com>
8141 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8143 2001-07-28 Richard Henderson <rth@redhat.com>
8145 * flow.c (add_to_mem_set_list): New function.
8146 (init_propagate_block_info): Use it.
8147 (mark_set_1): Likewise.
8148 (insn_dead_p): Canonicalize memory address for dead store
8149 comparison. Allow wider mode stores to kill narrower mode stores.
8150 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8151 (invalidate_mems_from_set): Don't handle MEMs.
8153 2001-07-28 Kazu Hirata <kazu@hxi.com>
8155 * config/h8300/h8300.h: Fix formatting.
8157 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8159 * basic-block.h (EDGE_FREQUENCY): New macro.
8160 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8162 * flow.c (find_sub_basic_blocks): Likewise.
8163 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8164 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8166 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8167 (HITRATE): New macro.
8168 (PRED_FLAG_FIRST_MATCH): New constant.
8169 (predictor_info): New field flgags.
8170 (combine_predictions_for_insn): Use DS theory to combine
8171 probabilities; set the edge probabilities when finished.
8172 (estimate_probability): Avoid duplicated matches
8173 of LOOP_BRANCH heuristics for nested loops; update comment.
8174 * predict.def: Add flags for each prediction, set probabilities
8175 according to B&L paper.
8176 * predict.h (DEF_PREDICTOR): New argument FLAGS.
8178 * profile.c (compute_branch_probabilities): Cleanup way the edge
8179 probabilities are computed and REG_BR_PROB notes are dropped; if
8180 values does not match, emit error.
8181 (init_branch_prob): Do error instead of warning when profile driven
8182 feedback is missing or corrupt.
8184 2001-07-27 DJ Delorie <dj@redhat.com>
8186 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
8187 against a constant, try to adjust the compare to have the desired
8188 constant in it so that min/max optimizations happen more often.
8190 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8192 * flow.c (last_loop_beg_note): New function.
8193 (redirect_edge_and_branch): Use it.
8194 (split_edge): Likewise.
8196 * alias.c (loop_p): Avoid uninitialized memory access.
8198 * flow.c (try_forward_edges): Avoid accessing freed memory.
8200 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
8203 2001-07-26 Andrew Haley <aph@redhat.com>
8204 Joern Rennecke <amylaar@redhat.com>
8206 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
8207 (SUBTARGET_CPP_ENDIAN_SPEC): New.
8208 (SUBTARGET_CPP_SPEC): New.
8210 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
8211 (SUBTARGET_CPP_PTR_SPEC): New.
8212 (CPP_DEFAULT_CPU_SPEC): New.
8213 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
8214 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8215 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
8216 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8217 (SUBTARGET_CPP_SPEC): Define as an empty string.
8219 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8221 * doc/install.texi (Configuration): Properly link the host
8222 specific instructions also when generating HTML.
8224 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
8226 * flow.c (redirect_edge_and_branch_force): Test
8227 target->global_live_at_start.
8229 2001-07-26 Richard Henderson <rth@redhat.com>
8231 * simplify-rtx.c (avoid_constant_pool_reference): Export.
8232 * rtl.h (avoid_constant_pool_reference): Declare it.
8233 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
8234 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
8236 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8238 * rtl.h (cleanup_barriers): Declare.
8239 * jump.c (cleanup_barriers): New function.
8240 * toplev.c (rest_of_compilation): Call cleanup_barriers
8241 before loop optimizer and after bb_reorder.
8243 * flow.c (back_edge_of_syntactic_loop_p): New.
8244 (split_edge): Use it.
8246 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8248 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
8250 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
8252 * cse.c (cse_process_notes): Replace any registers if the address
8255 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
8257 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
8258 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
8259 (propagate_block): Update prototype.
8260 * flow.c (update_life_info): Simplify the CFG and
8261 recalculate the global regs which are alive when
8262 removing dead code during a global update.
8263 (propagate_block): Return non-zero if an INSN is
8266 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8268 * Makefile.in (LIBICONV): Define.
8270 2001-07-26 Catherine Moore <clm@redhat.com>
8272 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
8273 of conditional to avoid tree checking errors.
8275 2001-07-26 Kazu Hirata <kazu@hxi.com>
8277 * regmove.c (regmove_optimize): Don't replace a reg with
8278 another reg of a different mode.
8280 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
8282 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
8283 limit length of dependancy flush list.
8284 * params.h (MAX_PENDING_LIST_LENGTH): Define.
8285 * sched-int.h (struct deps): Add pending_flush_length field.
8286 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
8287 has 1 element in it.
8288 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
8289 (sched_analyze): After a jump, if the pending memory flush list is too
8290 large, flush the pending lists.
8291 (init_deps): Initialize pending_flush_length to 0.
8292 * doc/invoke.texi (max_pending_list_length): Document parameter.
8294 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
8296 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
8297 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
8298 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
8300 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8302 * cpphash.h (struct_lexer_state): Delete was_skipping.
8303 Move skipping here from struct cpp_reader.
8304 * cpplex.c (parse_identifier): Update.
8305 (_cpp_lex_token): Don't skip tokens in a directive.
8306 * cpplib.c (struct if_stack): Update.
8307 (start_directive, end_directive): Don't change skipping state.
8308 (_cpp_handle_directive): Update.
8309 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
8310 (do_else, do_endif): Update; only check for excess tokens if not
8311 in a skipped conditional block.
8312 (push_conditional): Update for new struct if_stack.
8314 2001-07-26 Graham Stott <grahams@redhat.com>
8316 * function.c (locate_and_pad_parm): Also pad initial offset
8317 so that the total argument size also includes the padding.
8319 2001-07-26 Graham Stott <grahams@redhat.com>
8321 * gensupport.c (alter_output_for_insn): Correct enable checking failure
8322 change XSTR to XTMPL.
8324 (process_one_cond_exec): Likewise
8326 2001-07-25 Richard Henderson <rth@redhat.com>
8328 * varasm.c (assemble_variable): Create DECL_RTL before setting
8331 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
8333 * predict.c (estimate_probability): Avoid duplicated predictions.
8335 * loop.c (find_and_verify_loops): Grok multiple barriers.
8337 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8339 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
8341 * dbxout.c: Consistently use putc instead of fputc.
8342 (print_wide_int): New function; call instead of direct fprintf.
8343 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
8344 (dbxout_type_fields, dbxout_type_method_1): Likewise.
8345 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
8346 (print_int_cst_octal): Likewise.
8347 (print_octal): Show we wrote characters.
8348 (dbxout_type): Set have_used_extensions in more places.
8350 2001-07-25 Catherine Moore <clm@redhat.com>
8352 * config/v850/v850.c (v850_va_arg): Use addr
8353 instead of valist to build incr.
8355 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
8357 * flow.c (delete_dead_jumptables): New function.
8358 (life_analyzis): Call it.
8359 * bb-reorder.c (skip_insns_after_block): Handle contradictory
8362 2001-07-25 Richard Henderson <rth@redhat.com>
8364 * except.c (reachable_handlers): Handle a region being removed
8365 out from under a RESX.
8367 2001-07-25 Richard Henderson <rth@redhat.com>
8369 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8370 swap GE/GT if it is an fp comparison.
8372 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8374 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8377 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8379 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8380 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8383 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8385 (visit_expression): When attempting to simplify an expression,
8386 retrieve any modes for arguments before they are simplified
8389 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8390 Janis Johnson <janis@us.ibm.com>
8392 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8393 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8394 pointer parameters to match documented usage of nonlocal_goto.
8395 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8396 parameters to their correct order.
8397 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8398 parameters to their correct order.
8400 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8402 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8404 2001-07-25 Jan Hubicka <jh@suse.cz>
8405 Richard Henderson <rth@redhat.com>
8407 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
8409 (make_edges): New argument update_p; populate the edge cache if set.
8410 (find_basic_blocks): Update make_edges invocation.
8412 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8414 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
8416 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8418 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
8419 -Acpu and -Amachine.h.
8420 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
8421 Corrected header to say ELF not a.out.
8422 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
8423 when given -msoft-float.
8425 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8427 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
8428 extra multilib parts like arm-elf.
8429 (i960-*-coff*, i960-*-rtems): Should not use collect2.
8430 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
8431 crtfini.o as extra multilib parts.
8433 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8435 * configure.in: Add rtems as a supported thread model.
8436 * gthr-rtems.h: Add missing entry point __gthread_active_p.
8437 * configure: Rebuilt.
8439 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
8441 * stor-layout.c (get_mode_alignment): make it work when
8442 BITS_PER_UNIT is not a power of two.
8443 * builtins.c (get_pointer_alignment): Likewise.
8445 2001-07-24 Richard Henderson <rth@redhat.com>
8447 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
8448 the retrieved constant into the expected mode.
8450 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8452 * flow.c (try_simplify_condjump): Avoid duplicated edges.
8453 (verify_flow_info): Check for duplicated edges; clarify
8456 * flow.c (block_label): Update basic_block_for_insn.
8457 (commit_edge_insertions): Call compute_bb_for_insn.
8459 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
8462 * flow.c (redirect_edge_and_branch,
8463 try_optimize_cfg): Use redirect_edge_succ_nodup
8464 (redirect_edge_succ_nodup): New.
8465 * basic_block.h (redirect_edge_succ_nodup): Declare.
8467 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
8470 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
8472 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
8473 (try_crossjump_to_edge): Update commetns.
8474 (try_crossjump_bb): Likewise.
8476 2001-07-24 Richard Henderson <rth@redhat.com>
8478 * combine.c (distribute_notes): Move set of need_refresh
8479 for noop_move_p down to catch all cases.
8481 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
8483 * recog.c (split_all_insns_noflow): New.
8484 * rtl.h (split_all_insns_noflow): Declare.
8485 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
8486 * m68hc11.c (m68hc11_reorg): Likewise.
8487 * sh.c (machine_dependent_reorg): Likewise.
8488 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
8491 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8493 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
8494 (ashlsi3_n splitter): Likewise.
8495 (lshrsi3_n splitter): Likewise.
8497 (GOTaddr2picreg): Make const SImode.
8498 (sym_label2reg): Likewise.
8499 (symGOT2reg): Likewise.
8500 (symGOTOFF2reg) Likewise.
8502 (casesi_worker_0): Make unspec SImode.
8504 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
8506 * config/sh/sh.c (barrier_align): Check that an operand really is
8507 an insn before extracting its INSN_CODE.
8509 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
8511 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
8514 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
8515 for SImode to prevent overflow.
8517 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8519 * config/mips/irix6-libc-compat.c: New file.
8520 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
8521 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
8524 2001-07-24 lars brinkhoff <lars@nocrew.org>
8526 * rtl.texi (REG_POINTER): Document.
8527 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
8528 QFmode, HFmode, TQFmode, QCmode, and HCmode.
8530 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
8532 * flow.c (delete_noop_moves): Do not confuse libcall regions.
8534 2001-07-23 Richard Henderson <rth@redhat.com>
8536 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
8538 2001-07-23 Kazu Hirata <kazu@hxi.com>
8540 * config/h8300/h8300-protos.h: Add a prototype for
8541 general_operand_dst_push.
8542 * config/h8300/h8300.c (general_operand_dst_push): New.
8543 * config/h8300/h8300.h (OK_FOR_T): New.
8544 (EXTRA_CONSTRAINT): Use it.
8545 * config/h8300/h8300.md (movqi_push): Remove and integrate into
8546 the existing movqi pattern.
8547 (movhi_push): Likewise.
8549 * reload.c: Fix comment typos.
8551 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
8553 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
8555 2001-07-23 H.J. Lu (hjl@gnu.org)
8557 * doc/extend.texi: Update __builtin_return_address and
8558 __builtin_frame_address.
8560 2001-07-23 Richard Henderson <rth@redhat.com>
8562 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
8564 * config/i386/i386.md: New setcc+movzbl peephole2.
8566 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8568 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
8569 * objc/objc-act.c: Include debug.h.
8570 (synth_module_prologue): Save and restore debug hooks too.
8572 2001-07-23 lars brinkhoff <lars@nocrew.org>
8574 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
8575 and C4X_FLOAT_FORMAT.
8576 (BOOL_TYPE_SIZE): Document.
8578 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
8580 * unroll.c (loop_iterations): Fix miscalculation of initial
8583 2001-07-13 Andrew Haley <aph@redhat.com>
8585 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
8586 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
8587 * config/sh/sh.c (sh_can_redirect_branch): New function.
8588 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
8589 * reorg.c (steal_delay_list_from_target): Use
8590 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
8592 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
8594 * flow.c (try_simplify_condjump): Unlink insn chain on
8595 fallthru edge; use can_fallthru.
8597 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
8599 * basic-block.h (find_sub_basic_block): Declare.
8600 * flow.c (make_edges): New arguments MIN and MAX;
8601 (find_sub_basic_blocks): Revamp to use make_edges
8602 and purge_dead_edges.
8603 (find_basic_blocks): Update call of find_sub_basic_block.
8605 * recog.c (split_all_insns): Always expect CFG to be consistent;
8606 call find_sub_basic_blocks in case something has changed.
8607 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
8610 * basic-block.h (delete_noop_moves): Declare.
8611 * combine.c (combine_instructions): Call it.
8612 (recog_for_combine): Tolerate noop moves
8613 (distribute_notes): Force refresh when register dies at noop move.
8614 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
8616 (life_analysis): Update delete_noop_moves call.
8617 (set_noop_p): Move too ...
8618 * rtlanal.c (noop_move_p): ... here.
8619 * rtl.h (noop_move_p): Declare.
8621 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
8622 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
8624 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
8625 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
8627 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
8629 * reload.c (push_reload): Fix typo in comment.
8630 (find_reloads_address): Ditto.
8631 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
8633 2001-07-22 Richard Henderson <rth@redhat.com>
8635 * flow.c: Grammar check and clarify a lot of comments.
8636 (try_simplify_condjump): Rename variables to be clearer.
8637 (try_forward_edges): Skip complex and fallthru edges.
8638 Rearrange tests to avoid duplicate checks.
8639 (flow_find_cross_jump): Likewise.
8640 (outgoing_edges_match): Allow match if neither branch has
8641 probability data. Loosen probability match to 5%.
8642 (try_crossjump_to_edge): Hoist repeated indirection into
8644 (try_crossjump_bb): Don't check complex edges. Eliminate
8645 redundant crossjump tests.
8646 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
8647 checks before more expensive checks.
8649 2001-07-22 Richard Henderson <rth@redhat.com>
8651 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
8652 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
8655 2001-07-22 Richard Henderson <rth@redhat.com>
8657 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
8658 (const_sint32_operand): Likewise.
8659 * m68k.md (anon mulsi pattern): Use const_int_operand not
8660 const_sint32_operand.
8661 (umulsi3_highpart): Zero extend a constant input.
8662 (smulsi3_highpart): Don't bother checking SImode constant.
8663 (const_umulsi3_highpart): Give op3 DImode.
8664 (const_smulsi3_highpart): Likewise.
8666 2001-07-22 Richard Henderson <rth@redhat.com>
8668 * flow.c (split_block): Make sure bb_note is included in the
8669 new block when splitting before a label.
8671 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
8673 * basic-block.h (redirect_edge_and_branch_force,
8674 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
8675 * flow.c (redirect_edge_and_branch_force,
8676 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
8677 (redirect_edge_and_branch_force): Fix copying of lifeness information.
8678 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
8679 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
8680 instead of label; update CFG after transformation.
8681 (find_if_case_1): Update call, use redirect_edge_and_branch_force
8682 for finishing the transformation; handle even case where ELSE
8683 does not follow THEN.
8684 (find_if_case_2): Update call of dead_or_predictable; simplify
8687 * emit-rtl.c (split_branch_probability): New global variable.
8688 (try_split): Take care to set split_branch_probability and
8689 create REG_BR_PROB note for new jump insns.
8690 * md.texi (define_split): Document new feature.
8692 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
8694 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8696 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
8697 (asm_out_file): Remove redundant declaration.
8698 (assemble_asm): Remove old #if 0 block.
8699 (assemble_variable): Remove end of function; debug output is
8700 now handled with global_decl. Remove old #if 0 block. Update.
8701 Remove saved_in_section and associated no-op code.
8702 * Makefile.in (varasm.o): Correct dependencies.
8704 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
8706 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
8707 the definition in defaults.h.
8709 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
8711 * jump.c: Update comments.
8712 (delete_barrier_successors, delete_unreferenced_labels,
8713 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
8714 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
8715 jump_optimize, jump_optimize_minimal): Kill.
8716 (rebuild_jump_labels): Move code from jump_optimize_1.
8717 (purge_line_number_notes): Likewise.
8718 (copy_loop_headers): Likewise.
8719 * reg-stack.c: Update comment.
8721 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
8722 JUMP_AFTER_REGSCAN): Kill.
8723 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
8724 purge_line_number_notes and copy_loop_headers.
8726 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
8727 Richard Henderson <rth@redhat.com>
8729 * dbxout.c (dbxout_global_decl): New.
8730 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8731 * sdbout.c (sdbout_finish): New.
8732 (sdbout_debug_hooks): Use it, add comments.
8733 (sdbout_global_decl): Defer initialised public vars to
8735 * varasm.c (assemble_variable): Don't output debug information
8736 for file-scope variables.
8738 2001-07-22 Richard Henderson <rth@redhat.com>
8740 * config/alpha/alpha.c (get_trap_mode_suffix): New.
8741 (get_round_mode_suffix): New.
8742 (print_operand): Use them for [/]. Remove support for [&'`()+].
8743 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
8744 * config/alpha/alpha.md (attr round_suffix): New.
8745 (attr trap_suffix): New.
8746 (all insns): Set them appropriately. Use %/ instead of the
8749 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8751 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
8753 2001-07-22 Richard Henderson <rth@redhat.com>
8755 * regrename.c (regrename_optimize): Compute nregs for each
8756 potential target register.
8758 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
8759 Richard Henderson <rth@redhat.com>
8761 * dbxout.c (dbxout_global_decl): New.
8762 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
8763 * sdbout.c (sdbout_finish): New.
8764 (sdbout_debug_hooks): Use it, add comments.
8765 (sdbout_global_decl): Defer initialised public vars to
8767 * varasm.c (assemble_variable): Don't output debug information
8768 for file-scope variables.
8770 2001-07-21 H.J. Lu (hjl@gnu.org)
8772 * config/mips/mips.c (mips_cpu): Moved into ...
8773 (override_options): Here.
8775 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
8777 (mips_cpu): Removed.
8779 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8781 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
8782 ("iorqi3"): Likewise.
8783 ("xorqi3"): Likewise.
8784 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
8785 ("*subhi3_sp): Likewise.
8786 ("*subhi3"): Likewise.
8787 ("extendhisi2"): Accept D, X and Y as source operand to avoid
8790 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
8792 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
8793 * config/freebsd.h: Likewise.
8794 * config/linux.h: Likewise.
8795 * config/openbsd.h: Likewise.
8796 * config/alpha/linux-elf.h: Likewise.
8797 * config/arm/linux-elf.h: Likewise.
8798 * config/d30v/d30v.h: Likewise.
8799 * config/fr30/fr30.h: Likewise.
8800 * config/ia64/aix.h: Likewise.
8801 * config/ia64/ia64.h: Likewise.
8802 * config/mips/linux.h: Likewise.
8803 * config/pj/pj.h: Likewise.
8804 * config/rs6000/linux.h: Likewise.
8805 * config/sparc/linux.h: Likewise.
8806 * config/sparc/linux64.h: Likewise.
8808 2001-07-20 Bruce Korb <bkorb@gnu.org>
8810 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
8811 because getc() and char* may disagree on signedness.
8813 2001-07-20 Richard Henderson <rth@redhat.com>
8815 * doc/rtl.texi (REG_DEAD): Update for current semantics.
8817 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
8818 insns to delete in the presence of cc0 in a jump insn.
8820 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8821 Jan Hubicka <jh@suse.cz>
8823 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
8824 of doing the change by hand.
8826 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8828 * rtlanal.c (set_noop_p): Return true for noop jumps.
8830 * expr.c (emit_single_push_insn): Add call to push expander.
8831 * expr.h (optab_index): Add OTI_push
8832 (push_optab): New constant.
8833 * genopinit.c (optabs): Add push_optab.
8834 * optabs.c (init_optab): Init push optab.
8835 * md.texi (push??1): Document
8837 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8839 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
8840 expand to emit the pattern; put a REG_INC note for push/pop
8842 ("movdf", "movdf_internal"): Likewise.
8843 ("movsi", "movsi_internal"): Likewise.
8844 ("movsf", "movsf_internal"): Likewise.
8845 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
8847 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8849 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
8852 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
8854 * params.def: Change default max inline insns to 100.
8856 2001-07-20 Diego Novillo <dnovillo@redhat.com>
8858 * combine.c (combine_simplify_rtx): Generate a new shift operation
8859 when simplifying the first operand of a (neg (ashift)) expression.
8861 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8863 * regclass.c (N_REG_INTS): Use only 32 bits per element.
8865 2001-07-20 Kelley Cook <kelley.cook@home.com>
8867 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8868 information. Move rest into ...
8869 (*-*-solaris): ... here. Eliminate redundant information and
8870 reword necessary packages section. Delete 4.x assembler bug info.
8871 (sparc-sun-*): Merge into ...
8872 (sparc-sun-sunos*): here.
8874 2001-07-20 Catherine Moore <clm@redhat.com>
8876 * config/v850/v850.md (casesi): Generate LABEL_REF
8879 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8881 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8882 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8883 * i386.md (strclrsi expander): Use it.
8885 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8887 * integrate.c (copy_insn_list): handle
8888 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8889 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8890 identically as to CODE_LABEL.
8892 * fold-const (fold): Convert A/B/C to A/(B*C) and
8895 * except.c (connect_post_landing_pads): Delete the RESX insns.
8897 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8899 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8901 * config/mips/mips.md (nmadd/nmsub): Use macro.
8903 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8905 * cppinit.c (remove_dup_dir): Make static.
8906 (remove_dup_dirs): Make static. Only warn about preempting a
8907 system directory with a non-system directory.
8909 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8911 * ifcvt.c (noce_try_store_flag_constants): Correct order
8912 of parameters to trunc_int_for_mode.
8914 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8916 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8917 an exception that will be caught within this function, do not fill
8918 its delay slot with any subsequent instruction.
8920 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8922 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8923 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8924 pointer extension instruction.
8925 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8926 * simplify-rtx.c (simplify_unary_operation) Likewise.
8927 * explow.c (convert_memory_address) Check value of
8928 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8930 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8931 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8932 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8933 Add Multilib Support.
8934 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8935 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8936 Add Multilib Support.
8937 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8939 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8940 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8941 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8943 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8945 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8946 old and new operands in `<', `3' and `b'.
8948 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8950 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8951 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8952 (toplev.o): Don't depend on xcoffout.h.
8953 * c-decl.c: Include debug.h
8954 (duplicate_decls): Use debug hook.
8955 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8956 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8957 (dbxout_types): Remove.
8958 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8959 * debug.c (do_nothing_debug_hooks): Update.
8960 (debug_true_tree, debug_nothing_rtx): New.
8961 * debug.h (struct rtx_def): New.
8962 (struct gcc_debug_hooks): New hooks ignore_block,
8963 outlining_inline_function and label.
8964 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8965 dwarf2out_frame_finish): New.
8966 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8967 Make static, update prototype.
8968 (dwarf2_debug_hooks): Update.
8969 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8970 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8971 * dwarfout.c (dwarf_debug_hooks): Update.
8972 * emit-rtl.c: Include debug.h.
8973 (remove_unnecessary_notes): Use debug hook.
8974 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8975 (final_scan_insn): Use debug hook.
8976 * integrate.c (output_inline_function): Use debug hook.
8977 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8978 (sdb_debug_hooks): Update.
8979 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8980 * toplev.c: Don't include xcoffout.h.
8981 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8982 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8984 * tree.h (dwarf2out_do_frame): Remove.
8986 2001-07-19 Catherine Moore <clm@cygnus.com>
8988 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8990 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8992 * reload1.c (eliminate_regs_in_insn): When updating a set
8993 to the frame pointer to the hardware frame pointer, perform
8994 the update always not just when REPLACE is set.
8996 * reload1.c (choose_reload_regs): Don't inherit a reload
8997 that crosses multiple registers if registers past the first
8998 don't fit in the desired class.
9000 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9001 when negating constants.
9003 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9005 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9006 * doc/tree.texi: Ditto.
9008 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9009 Jakub Jelinek <jakub@redhat.com>
9011 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9012 (extract_cie_info): Handle "eh" augmentation properly,
9014 (struct frame_state, __frame_state_for): New.
9016 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9018 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9019 HANDLE_SYSV_PRAGMA): Define.
9020 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9022 (copy_object): Caller changed.
9024 2001-07-19 Andreas Schwab <schwab@suse.de>
9026 * configure.in (assembler dwarf2 debug_line support): Define nop
9028 * configure: Regenerated.
9030 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9032 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9034 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9035 to conditionally compiled block.
9036 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9037 * dbxout.h (dbxout_function): Remove.
9038 * debug.c (do_nothing_debug_hooks): Update.
9039 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9040 global_decl, deferred_inline_function.
9041 * dwarf2out.c (dwarf2_debug_hooks): Update.
9042 (dwarf2out_global_decl): New.
9043 * dwarfout.c: Don't include dwarfout.h.
9044 (dwarfout_global_decl, dwarfout_function_decl,
9045 dwarfout_deferred_inline_function): New.
9046 (dwarf_debug_hooks): Update.
9047 * dwarfout.h: Remove.
9048 * final.c: Don't include dwarfout.h.
9049 * sdbout.c (sdbout_global_decl): New.
9050 (sdbout_debug_hooks): Update.
9051 * toplev.c: Don't include dwarfout.h.
9052 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9053 (note_deferral_of_defined_inline_function): Remove.
9054 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9055 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9056 * ch/lex.c: Don't include dwarfout.h.
9057 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9058 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9059 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9060 * cp/optimize.c: Include debug.h.
9061 (maybe_clone_body): Use debug hook.
9062 * cp/semantics.c: Include debug.h.
9063 (expand_body): Use debug hook.
9064 * po/POTFILES.in: Remove dwarfout.h.
9066 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9068 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9069 * c-parse.in (yyerror, _yylex): Similarly.
9070 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9071 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9073 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9074 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9076 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9078 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9079 in-class declaration at -g1. Fixes c++/2814.
9081 2001-07-18 Richard Henderson <rth@redhat.com>
9083 * doc/md.texi (reload_in/out): Document restrictions in predicates
9084 and constraints for these patterns. Document empty string matching
9087 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9089 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9091 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9093 * cse.c: Undo my previous patch.
9095 2001-07-18 Tom Tromey <tromey@redhat.com>
9098 * configure: Rebuilt.
9099 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9101 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9103 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9104 Jan Hubicka <jh@suse.cz>
9106 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9107 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9108 * jump.c (mark_jump_label): Do not forward branches.
9110 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9112 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9113 when return value is unused.
9115 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9117 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9119 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9121 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9122 on error. We can't blindly return the result of
9123 pthread_mutex_trylock because it returns a positive number on
9124 error, while we must return -1 on error.
9125 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9127 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9129 2001-07-18 Andreas Jaeger <aj@suse.de>
9131 * integrate.c (output_inline_function): Correct type of debug_hooks.
9133 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9135 * combine.c (combine_simplify_rtx): DIV can be treated
9136 associatively for floats if unsafe math optimisations are enabled.
9138 2001-07-17 Richard Henderson <rth@redhat.com>
9140 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9142 2001-07-17 Richard Henderson <rth@redhat.com>
9144 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9145 don't force the function address into a register.
9146 (expand_call, emit_library_call_value_1): Update callers.
9147 * builtins.c (expand_builtin_apply): Likewise.
9148 * expr.h (prepare_call_address): Update decl.
9150 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9152 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9154 * config/i386/chorus.h: Move up.
9155 * config/sparc/chorus.h: Likewise.
9156 * config/rs6000/chorus.h: Likewise.
9157 * config/chorus.h: Moved here.
9159 2001-07-17 Andreas Schwab <schwab@suse.de>
9161 * configure.in (assembler eh_frame optimization): Handle big
9163 * configure: Regenerated.
9165 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9167 * expr.c (epxand_expr): Convert divisions into multiplications by
9168 reciprocals if -ffast-math.
9170 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
9172 * dbxout.c (dbxout_really_begin_function): Rename to
9173 dbxout_begin_function.
9174 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9175 (dbxout_begin_function): Remove.
9176 (dbxout_function): Update.
9177 (dbxout_source_line): Update prototype.
9178 * dbxout.h (dbxout_begin_function): Remove.
9179 * debug.c (do_nothing_debug_hooks): Update.
9180 (debug_nothing_tree): Update.
9181 (debug_nothing_charstar_rtx): Remove.
9182 * debug.h (union tree_node): Declare.
9183 (struct rtx_def): Remove.
9184 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
9185 begin_function. Change source_line prototype.
9186 (debug_nothing_tree): New.
9187 (debug_nothing_charstar_rtx): Delete.
9188 (dwarf2out_begin_prologue): Moved from ...
9190 * dwarf2out.c (dwarf2_debug_hooks): Update.
9191 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
9192 debug info, call dwarf2out_source_line.
9193 (dwarf2out_souce_line): Update prototype.
9194 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
9195 Change prototype, make static.
9196 (dwarfout_source_line): Update prototype.
9197 (dwarf_debug_hooks): Update.
9198 * dwarfout.h (dwarfout_begin_function): Remove.
9199 * final.c (final_start_function, final_scan_insn): Use appropriate
9200 debug hooks, update to use notice_source_line.
9201 (output_source_line): Rename notice_source_line. Don't call the
9202 source_line debug hook.
9203 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
9204 make static, update prototype.
9205 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
9207 (sdbout_end_prologue): New.
9208 (sdbout_source_line): Update prototype.
9209 (sdbout_debug_hooks): Update.
9210 (sdbout_symbol): Remove unused var.
9211 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
9213 * varasm.c: Include debug.h.
9214 (assemble_start_function): Use begin_function debug_hook.
9215 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9216 update with prototype.
9217 (xcoffout_source_line): Update prototype.
9218 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9220 (xcoffout_source_line): Update prototype.
9222 2001-07-17 Richard Henderson <rth@redhat.com>
9224 * c-typeck.c (build_binary_op): Do not shorten unsigned
9225 right shift after sign extension.
9227 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9229 * combine.c (combine_simplify_rtx): Attempt to simplify
9230 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
9232 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
9233 (simplify_binary_operation, simplify_unary_operation,
9234 simplify_relational_operation): Use it.
9236 * combine.c (combine_simplify_rtx): Don't do associative law
9237 on divisions; allow associative law on floats.
9239 2001-07-17 H.J. Lu <hjl@gnu.org>
9240 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9242 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
9243 ASM_OUTPUT_WEAK_ALIAS are defined.
9244 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
9245 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
9247 * config/mips/iris5.h: ... here.
9248 (HANDLE_SYSV_PRAGMA): Defined as 1.
9249 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
9250 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
9253 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9255 * c-parse.in (all_prefix_attributes): New variable.
9256 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
9257 (maybe_resetattrs): New production.
9258 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
9259 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
9260 notype_initdcl, nested_function, notype_nested_function,
9261 component_decl, components, components_notype,
9262 component_declarator, component_notype_declarator,
9263 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
9264 ivars, mydecl, myparm): Update. Avoid prefix attributes just
9265 after a comma being applied to more than one declarator.
9266 * doc/extend.texi (Attribute Syntax): Update. Remove
9267 documentation of bugs that are no longer present.
9269 2001-07-13 Eric Christopher <echristo@redhat.com>
9271 * config/mips/mips.h: Change TUNE_MIPS* options to use
9273 (EXTRA_SPECS): Add cc1_cpu_spec.
9274 * config/mips/mips.md (muldf3): Fix typo.
9276 2001-07-16 Richard Henderson <rth@redhat.com>
9278 * config/m68k/m68k.c: Include expr.h and reload.h.
9279 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
9280 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
9282 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9283 Richard Henderson <rth@redhat.com>
9285 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
9286 (insn_live_p): Fix fall off end of function.
9287 (dead_libcall_p): Remove COUNTS argument; update callers.
9288 (delete_trivially_dead_insns): Remove unused variables.
9290 2001-07-17 Andreas Jaeger <aj@suse.de>
9292 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
9295 * lcm.c (optimize_mode_switching): Avoid warning for unused
9296 variable if !NORMAL_MODE.
9298 * flow.c (try_crossjump_to_edge): Remove unused variable.
9300 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9302 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
9303 atexit declaration in stdlib.h.
9305 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
9307 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
9309 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9311 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
9312 * except.c (finish_eh_generation): Update call of cleanup_cfg;
9313 do rebuild_jump_labels instead of jump_optimize
9314 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
9315 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
9316 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
9318 * flow.c: Include timevar.h
9319 (find_basic_block): Push/pop timevar;
9320 (cleanup_cfg): Likewise.
9321 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
9322 * Makefile: Add dependencies on timevar.h
9324 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
9325 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
9327 * rtl.h (delete_trivially_dead_insns): Add new parameter.
9328 * toplev.c (rest_of_compilation): Update calls.
9329 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
9330 (delete_trivially_dead_insns): ... here; accept new argument
9331 preserve_basic_blocks; preserve basic blocks if set.
9333 * reg-stack.c (stack_regs_mentioned): Return 0 if
9334 stack_regs_mentioned_data is not initialized.
9335 (reg_to_stack): Make stack_regs_mentioned survive after the
9336 reg-stack is completted; do not call cleanup_cfg.
9337 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
9338 make cleanup_cfg after bb-reorder to output to debug file.
9340 2001-07-16 Richard Henderson <rth@redhat.com>
9342 * regclass.c (init_reg_sets): Use only 32 bits per initializer
9343 from int_reg_class_contents.
9345 2001-07-16 Richard Henderson <rth@redhat.com>
9347 * hard-reg-set.h (regs_invalidated_by_call): Declare.
9348 * regclass.c (regs_invalidated_by_call): Move from cse.c.
9349 (init_reg_sets_1): Move initialization from cse_main.
9350 * cse.c (regs_invalidated_by_call): Move to regclass.c.
9351 (cse_main): Move its initialization also.
9352 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
9353 * flow.c (propagate_one_insn): Likewise.
9354 * gcse.c (compute_hash_table): Likewise.
9355 (compute_kill_rd, compute_store_table): Likewise.
9356 * sched-deps.c (sched_analyze_1): Likewise.
9358 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
9360 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
9363 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9365 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9366 in if statement so we don't access undefined memory.
9368 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9370 * gcse.c: Update comment at top.
9371 Update comment on mem handling.
9372 mem_last_set, mem_first_set, mem_set_in_block: gone.
9373 Declaration of reg_set_info: gone.
9374 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9375 pointless with load_killed_in_block_p (they are *more*
9376 conservative then it, not less, and less accurate).
9377 (oprs_not_set_p): Ditto.
9378 (alloc_gcse_mem): Don't allocate mem_set_in_block
9379 (free_gcse_mem): Don't free it, either.
9380 (record_last_mem_set_info): Update comment in front, remove
9381 mem_*set_* stuff. Note the reason we don't handle stores directly
9383 (compute_hash_table): Update comments to reflect reality. Remove
9384 mem_*set_* references.
9385 (reset_opr_set_tables): Remove mem_*set_* references.
9387 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9388 (mark_clobber): Ditto (on both parts, we double set here too).
9389 (expr_killed_p): Remove mem_set_in_block test.
9390 (compute_transp): Remove mem_set_in_block test.
9392 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9393 of edge, and removal of phi alternative to dump file.
9394 (ssa_ccp_substitute_constants): Add note about register now being
9395 constant, and which uses were replaced in what insns to dump file.
9397 2001-07-16 Andreas Jaeger <aj@suse.de>
9399 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9400 variables of type HOST_WIDEST_INT.
9402 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9403 (__bb_exit_func): Correct type of count_max to avoid overflow.
9404 (num_digits): Handle long long argument.
9406 * combine.c (gen_lowpart_for_combine): Remove unused variable.
9408 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9410 * output.h (sdb_begin_function_line): Restore as an extern
9412 * sdbout.c (sdb_begin_function_line): Make extern.
9414 2001-07-15 Richard Henderson <rth@redhat.com>
9416 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
9417 * genrecog.c (maybe_both_true_mode): New.
9418 (maybe_both_true_2): Use it.
9419 (write_switch): Don't put Pmode in a switch.
9420 * rtl.c (mode arrays): Don't explicitly size them.
9422 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9424 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
9425 handling; move unconditional splitting before mode switching.
9427 * i386.md (type): Add fistp type.
9428 (i387, length_attr, scheduling definitions): Handle this type.
9429 (fix_trunc?f?i2): Revamp to use mode switching.
9430 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
9431 * i386.h (fp_cw_mode): New enum
9432 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
9433 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
9435 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9437 * Makefile.in (integrate.o): Add debug.h.
9438 * integrate.c (debug.h): Add.
9439 (output_inline_function): Save, reset, and restore debug_hooks.
9441 2001-07-15 Richard Henderson <rth@redhat.com>
9443 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
9444 instead of COMPARE for the EQUIV expression.
9446 2001-07-15 Richard Henderson <rth@redhat.com>
9448 * flow.c (redirect_edge_and_branch_force): Initialize
9449 global_live_at_start and global_live_at_end.
9450 (allocate_bb_life_data): Export.
9451 * basic-block.h (allocate_bb_life_data): Declare.
9452 * toplev.c (rest_of_compilation): Call it.
9454 2001-07-15 Richard Henderson <rth@redhat.com>
9456 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
9457 (alpha_tablejump_best_label): New.
9458 * config/alpha/alpha-protos.h: Declare them.
9459 * config/alpha/alpha.md: Use braced strings for code blocks.
9460 (tablejump_osf): Break out add with r29.
9461 (tablejump_osf_internal): Remove.
9462 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
9463 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
9465 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9467 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
9470 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
9472 * i386-protos.h (ix86_split_fp_branch): Update prototype.
9473 (ix86_fp_jump_nontrivial_p): New.
9474 * i386.md (fp_jcc_?): Update call of split_fp_branch;
9475 use ix86_fp_jump_nontrivial_p.
9476 * i386.c (ix86_fp_jump_nontrivial_p): New.
9477 (ix86_split_fp_branch): Accept code instead of rtx.
9478 (ix86_expand_compare): Expand comparison early in case
9479 doing so is resonably cheap.
9481 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
9483 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
9485 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
9486 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
9488 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
9490 * dbxout.c (dbxout_source_line): Make static, update prototype.
9491 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
9492 (dbxout_init, dbxout_finish, dbxout_source_line,
9493 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
9494 * dbxout.h (dbxout_source_line): Delete.
9495 * debug.c (debug_nothing_file, debug_nothing_file_int,
9496 debug_nothing_file_charstar_rtx): New.
9497 (do_nothing_debug_hooks): Update.
9498 (debug_nothing_void, debug_nothing_charstar_rtx,
9499 dwarf2out_end_epilogue): New.
9500 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9501 * debug.h (struct rtx_def): Declare.
9502 (gcc_debug_hooks): New hooks source_line, end_epilogue
9504 (debug_nothing_void, debug_nothing_charstar_rtx,
9505 dwarf2out_end_epilogue): New.
9506 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
9507 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
9508 (dwarf2_debug_hooks): Update.
9509 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
9510 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
9511 * dwarf2out.h (dwarf2out_source_line): Remove.
9512 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
9513 Make static, update prototype.
9514 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
9515 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
9516 (dwarf_debug_hooks): Update.
9517 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
9518 dwarfout_end_function): Remove.
9519 * final.c (profile_function): Use debug hooks for ending functions
9521 (output_source_line, final_end_function): Update prototype,
9523 (final_start_function, final_scan_insn): Update.
9524 * output.h (sdb_begin_function_line): Remove.
9525 (final_end_function): Update prototype.
9526 * sdbout.c (sdb_begin_function_line): Make static.
9527 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
9528 (sdbout_source_line): New.
9529 (sdbout_end_epilogue, sdbout_end_function): Make static, update
9531 (sdb_debug_hooks): Update.
9532 (sdbout_init, sdbout_source_line,
9533 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
9534 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
9535 * toplev.c (compile_file, rest_of_compilation): Update.
9536 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
9537 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
9538 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
9539 Update for prototype changes.
9540 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
9541 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
9543 2001-07-15 Richard Henderson <rth@redhat.com>
9545 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
9546 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
9547 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
9548 * config/alpha/alpha.c: Likewise.
9549 * config/alpha/alpha.md: Likewise.
9550 * config/alpha/alpha32.h: Likewise.
9551 * config/alpha/vms.h: Likewise.
9554 2001-07-14 Richard Henderson <rth@redhat.com>
9556 * config/alpha/alpha.md: Use define_constants for unspec values.
9557 Substitute throughout.
9559 2001-07-14 Tim Josling <tej@melbpc.org.au>
9561 * tree.def (EXPON_EXPR) remove. Never supported anyway.
9563 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
9565 * pa.md: Remove unused constraints from define_split's.
9567 2001-04-14 Richard Henderson <rth@redhat.com>
9569 * ifcvt.c (find_cond_trap): Test for exit block.
9571 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
9573 Re-install recently reverted patch.
9574 * emit-rtl.c (try_split): Update mark_jump_label call.
9575 * flow.c (find_sub_basic_blocks): Likewise.
9576 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9578 (mark_all_labels): Kill second parameter.
9579 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9580 (rebuild_jump_labels, jump_optimize_minimal): Update call
9582 (jump_optimize_1): Kill crossjumping code.
9583 (mark_jump_label): Kill cross_jump parameter.
9584 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9585 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9586 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9588 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9590 (dump_file_info): Likewise.
9591 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9592 reorganize passes to do reg-stack first, bb-reorder second.
9593 * invoke.texi (-d letters doc): Remove the jump2 pass.
9595 2001-07-14 Richard Henderson <rth@redhat.com>
9597 * ifcvt.c (find_cond_trap): New.
9598 (find_if_header): Call it.
9599 (merge_if_block): Relax existing jump sanity check.
9600 * jump.c (jump_optimize_1): Remove conditional trap handling.
9602 2001-07-14 Alan Modra <amodra@bigpond.net.au>
9604 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
9606 (insn_refs_are_delayed): Correct comment.
9607 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
9608 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
9609 instead of r31. Make associated insn !TARGET_64BIT, and
9610 provide an additional 64-bit insn that clobbers r2.
9612 (udivsi3): Likewise.
9614 (umodsi3): Likewise.
9616 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
9618 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
9620 * flow.c (redirect_edge_and_branch_force, split_edge,
9621 try_crossjump_to_edge): Use set_block_for_new_insns.
9622 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
9624 2001-07-13 H.J. Lu (hjl@gnu.org)
9626 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
9629 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9631 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
9633 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
9635 * c-common.c (decl_attributes): Take a pointer to the node to
9636 which attributes are to be attached, and a flags argument.
9637 * c-common.h (enum attribute_flags): New.
9638 (decl_attributes): Update prototype.
9639 * c-decl.c (start_decl, push_parm_decl, finish_struct,
9640 finish_enum, start_function): Update calls to decl_attributes.
9641 * c-parse.in (component_declarator, component_notype_declarator,
9642 label): Update calls to decl_attributes.
9644 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
9646 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
9647 * config/avr/avr.c (legitimate_address_p): Return value changed
9648 from letter to register classes. For better debugging.
9650 2001-07-13 Kazu Hirata <kazu@hxi.com>
9652 * jump.c (reversed_comparison_code_parts): Fix comment typos.
9654 2001-07-13 H.J. Lu (hjl@gnu.org)
9656 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
9658 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
9660 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
9661 correctly for shared configurations.
9662 * config/t-libgcc-pic: New.
9663 * config/{i386,m68k,sparc}/t-openbsd: New.
9664 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
9665 Support -shared. Support debugging libraries with -g.
9666 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
9667 frame information does not emit pointer diffs.
9668 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
9671 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
9673 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
9675 2001-07-13 David Edelsohn <edelsohn@gnu.org>
9677 * combine.c (try_combine): Ensure const_int pow2 is positive.
9679 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
9681 * config.gcc: Add configuration for s/390.
9682 * config/s390/s390.c: New. Subroutines for code generation.
9683 * config/s390/s390.h: New. Definitions for s/390.
9684 * config/s390/s390-protos.h: New. Prototypes.
9685 * config/s390/linux.h: New. Definitions for linux for s/390.
9686 * config/s390/linux64.h: New. Definitions for linux for zSeries.
9687 * config/s390/t-linux: New. Makefile fragment.
9688 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
9689 * config/s390/fixdfdi.h: New. Fix L_fix*di.
9691 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
9693 * emit-rtl.c (try_split): Update mark_jump_label call.
9694 * flow.c (find_sub_basic_blocks): Likewise.
9695 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
9697 (mark_all_labels): Kill second parameter.
9698 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
9699 (rebuild_jump_labels, jump_optimize_minimal): Update call
9701 (jump_optimize_1): Kill crossjumping code.
9702 (mark_jump_label): Kill cross_jump parameter.
9703 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
9704 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
9705 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
9707 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
9709 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
9710 reorganize passes to do reg-stack first, bb-reorder second.
9711 * invoke.texi (-d letters doc): Remove the jump2 pass.
9713 2001-07-12 Steve Ellcey <sje@cup.hp.com>
9715 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
9717 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9719 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
9721 (verify_flow_info): Make diagnostics prettier.
9723 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
9725 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
9727 * flow.c (outgoing_edges_match): Return early if condition reversal
9730 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
9732 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
9733 (mips_move_2words): When splitting a move into two instructions,
9734 prefix the second address operand with '%D'.
9736 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
9738 * Makefile.in (final.o): Depend on debug.h.
9739 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
9740 (dbx_debug_hooks): Add new hooks.
9741 (xcoff_debug_hooks): New.
9742 * debug.c (debug_nothing_file_int_int): New.
9743 (do_nothing_debug_hooks): Update.
9744 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
9745 (debug_nothing_file_int_int): New.
9746 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
9747 static, update prototype.
9748 (dwarf2_debug_hooks): Update.
9749 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
9750 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
9751 static, update prototype.
9752 (dwarf_debug_hooks): Update.
9753 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
9754 * final.c: Include debug.h.
9755 (final_scan_insn): Use debug hooks when beginning and ending blocks.
9756 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
9757 static, update prototype.
9758 (sdb_debug_hooks): Update.
9759 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
9760 * toplev.c: Distinguish between xcoff and dbx.
9762 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
9763 Call all debug hooks, not just dwarf ones.
9765 2001-07-11 Timothy Wall <twall@redhat.com>
9767 * config.gcc: Add configuration for AIX5/IA64.
9768 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
9769 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
9770 support prefix/suffix code.
9771 * config/ia64/t-aix: New. Makefile fragment.
9772 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
9774 2001-07-11 Kazu Hirata <kazu@hxi.com>
9776 * recog.c (validate_change): Fix a comment typo.
9778 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
9780 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
9781 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
9783 * dbxout.c (dbx_debug_hooks): Add new hooks.
9784 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
9786 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
9788 * dbxout.h (dbxout_start_new_source_file,
9789 dbxout_resume_previous_source_file): Delete.
9790 * debug.c (do_nothing_debug_hooks): Add new hooks.
9791 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9792 (debug_nothing_int_charstar, debug_nothing_int): New.
9793 * debug.h (gcc_debug_hooks): New hooks define, undef,
9794 start_source_file and end_source_file.
9795 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
9796 (debug_nothing_int_charstar, debug_nothing_int): New.
9797 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
9798 the conditionally compiled section.
9799 (dwarf2out_start_source_file, dwarf2out_end_source_file,
9800 dwarf2out_define, dwarf2out_undef): Make static.
9801 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
9802 dwarf2out_define, dwarf2out_undef): Remove.
9803 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
9804 (dwarfout_start_source_file, dwarfout_end_source_file,
9805 dwarfout_define, dwarfout_undef): Make static.
9806 (dwarfout_start_source_file_check,
9807 dwarfout_end_source_file_check): New.
9808 (dwarfout_define, dwarfout_finish): Update.
9809 * dwarfout.h (dwarfout_start_new_source_file,
9810 dwarfout_resume_previous_source_file, dwarfout_define,
9811 dwarfout_undef): Remove.
9812 * sdbout.c (sdb_debug_hooks): Add new hooks.
9813 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
9815 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
9816 make static, take an arg.
9817 * sdbout.h (sdbout_start_new_source_file,
9818 sdbout_resume_previous_source_file): Delete.
9819 * toplev.c (debug_start_source_file, debug_end_source_file,
9820 debug_define, debug_undef): Delete.
9821 * toplev.h (debug_start_source_file, debug_end_source_file,
9822 debug_define, debug_undef): Delete.
9824 * java/jcf-parse.c: Include debug.h.
9825 (parse_class_file): Update to use debug hooks directly.
9826 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
9828 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9830 * alias.c (set_mem_alias_set): New function.
9831 * rtl.h (set_mem_alias_set): Declare it.
9832 * builtins.c (expand_builtin_return_addr): Call it instead of
9833 using MEM_ALIAS_SET accessor.
9834 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
9835 (get_memory_rtx, expand_builtin_va_arg): Likewise.
9836 (expand_builtin_va_copy):Likewise.
9837 * caller-save.c (setup_save_areas): Likewise.
9838 * calls.c (compute_argument_addresses): Likewise.
9839 * explow.c (set_mem_attributes): Likewise.
9840 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
9841 (expand_assignment, store_constructor_field, store_field): Likewise.
9842 (expand_expr_unaligned): Likewise.
9843 * function.c (assign_stack_temp_for_type): Likewise.
9844 (put_reg_into_stack, gen_mem_addressof): Likewise.
9845 * ifcvt.c (noce_try_cmove_arith): Likewise.
9846 * reload1.c (reload, alter_reg): Likewise.
9847 * config/alpha/alpha.c (get_aligned_mem): Likewise.
9848 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
9849 (alpha_expand_unaligned_store): Likewise
9850 (alpha_expand_unaligned_load_words): Likewise.
9851 (alpha_expand_unaligned_store_words): Likewise.
9852 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
9853 (alpha_expand_epilogue): Likewise.
9854 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
9855 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
9856 * config/i386/i386.c (legitimize_pic_address): Likewise.
9857 * config/i960/i960.c (setup_incoming_varargs): Likewise.
9858 * config/ia64/ia64.c (spill_restore_mem): Likewise.
9859 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9860 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
9861 * config/mips/mips.c (mips_va_arg): Likewise.
9862 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9863 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
9864 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9865 (setup_incoming_varargs, rs6000_va_arg): Likewise.
9866 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
9867 (rs6000_emit_epilogue): Likewise.
9868 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9869 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9870 * config/v850/v850.c (v850_va_arg): Likewise.
9872 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9874 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9875 when fallthru edge is present.
9876 (mege_blocks): Handle case where creation of jump insn
9879 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9880 CLEANUP_POST_REGSTACK): New constants.
9881 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9882 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9883 * output.h (cleanup_cfg): Update prototype.
9884 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9885 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9886 cleanup_cfg call; kill missleading comment.
9887 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9888 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9889 parameter; control optimizations performed using it.
9890 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9891 try_crossjump_bb): New functions.
9893 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9895 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9897 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9898 pa_output_function_prologue.
9899 * pa-protos.h (pa_output_function_prologue): New prototype.
9901 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9903 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9904 and low to get correct sign extension in low+high test.
9906 2001-07-11 Janis Johnson <janis@us.ibm.com>
9908 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9909 for large hit count.
9911 * profile.c (branch_prob): Fix .bbg info for computed gotos
9914 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9916 * stmt.c (parse_output_constraint): New function, split out
9918 (expand_asm_operands): ... here. Use parse_output_constraint.
9919 * tree.h (parse_output_constraint): Declare it.
9921 2001-07-11 Richard Henderson <rth@redhat.com>
9923 * bitmap.c: Comment some functions; fiddle whitespace.
9924 (bitmap_free): Don't export.
9925 (bitmap_element_allocate): Use memset.
9926 * bitmap.h (bitmap_free): Don't declare.
9928 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9930 * gcse.c, lcm.c, sched-deps.c:
9931 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9933 * flow.c (flow_loops_find): Free dom if we found no loops, since
9934 we aren't going to save it.
9936 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9939 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9941 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9943 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9945 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9946 #ifndef DWARF2_DEBUGGING_INFO.
9948 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9950 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9952 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9954 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9955 reverse a branch if a NE comparison is implemented with GTU.
9957 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9958 H.J. Lu <hjl@gnu.org>
9960 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9962 (call_internal2): Likewise.
9963 (call_value_internal1): Likewise.
9964 (call_value_internal2): Likewise.
9965 (call_value_multiple_internal1): Likewise.
9966 (call_value_multiple_internal2): Likewise.
9968 2001-07-10 Kazu Hirata <kazu@hxi.com>
9970 * calls.c (emit_library_call_value_1): Fix a comment typo.
9971 * dwarf2out.c (mem_loc_descriptor): Likewise.
9972 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9974 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9976 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9978 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9980 * recog.c (offsettable_address_p): Handle LO_SUM case.
9981 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9982 instead of plus_constant.
9984 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9986 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9987 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9989 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9991 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9992 adjust_address_nv instead of plus_constant.
9994 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9996 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9997 dwarf2out.o): Depend on debug.h, wrap long lines.
9998 * dbxout.c: Include debug.h.
9999 (dbx_debug_hooks): New.
10000 (dbxout_init): Make static, take just 2 args.
10001 (dbxout_finish): Make static.
10002 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10003 * debug.c: New file.
10004 * debug.h: New file.
10005 * dwarf2out.c: Include debug.h.
10006 (dwarf2_debug_hooks): New.
10007 (dwarf2out_init): Make static.
10008 (dwarf2out_finish): Make static, take 2 args.
10009 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10010 * dwarfout.c: Include debug.h.
10011 (dwarf_debug_hooks): New.
10012 (dwarfout_init): Make static.
10013 (dwarfout_finish): Make static, take 2 args.
10014 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10015 * sdbout.c: Include debug.h.
10016 (sdb_debug_hooks): New.
10017 (sdbout_init): Make static, take 2 args.
10018 * sdbout.h (sdbout_init): Delete.
10019 * toplev.c: Include debug.h.
10020 (debug_hooks): New.
10021 (compile_file): Set deubg_hooks based on command line options.
10022 Use the hooks unconditionally rather than conditional compilation.
10024 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10026 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10027 first_insn_after_basic_block_note instead.
10029 * df.c (df_bb_refs_unlink): #if 0 out for now.
10031 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10033 * ssa.h: Add prototype for ssa_const_prop
10034 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10035 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10036 (ssa_fast_dce): Remove unused variable
10038 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10040 * diagnostic.c (finish_diagnostic): Rename to
10041 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10044 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10046 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10049 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10050 (dump_file): Only pad the demangled name with spaces if the
10051 mangled name was padded with spaces.
10053 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10055 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10058 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10060 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10061 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10062 EXPAND_INITIALIZER.
10064 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10065 whether can put offset inside LO_SUM to check mode alignment, not size.
10067 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10069 * doc/tm.texi (Misc): Fix thinko.
10071 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10073 * regmove.c (replace_in_call_usage): Fix warnings.
10074 * sched-deps.c (add_dependence): Fix warnings.
10075 * simplify-rtx.c (simplify_subreg): Likewise.
10076 Return NULL_RTX instead of NULL.
10078 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10079 (subst_asm_stack_regs): Likewise.
10081 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10084 * dwarf2out.c (output_call_frame_info): Declare i as int.
10085 (build_abbrev_table): Declare n_alloc as int.
10086 (dwarf2out_finish): Initialize die.
10087 * except.c: Declare sjlj_funcdef_number as unsigned.
10088 (connect_post_landing_pads): Declare j as unsigned.
10089 (convert_to_eh_region_ranges): Initialize call_site.
10090 (output_function_exception_table): Initialize tt_format_size.
10091 * expr.c (move_by_pieces_1): Initialize to1.
10092 (store_constructor): Initialize minelt and maxelt.
10093 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10094 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10096 * c-decl.c (combine_parm_decls): Unused, remove.
10097 * c-tree.h: Remove prototype for combine_parm_decls.
10099 * reload.c (push_reload): Fix warning.
10100 (regno_clobbered_p): Likewise.
10101 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10102 (reload_combine): Likewise.
10104 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10105 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10107 * bitmap.c (bitmap_operation): Change user.
10108 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10110 2001-07-10 Eric Christopher <echristo@redhat.com>
10112 * config/mips/mips.c (override_options): Fix typo.
10114 2001-07-09 Stan Shebs <shebs@apple.com>
10116 * target.h (struct gcc_target): New fields init_builtins and
10118 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10119 (TARGET_EXPAND_BUILTIN): New macro.
10120 (TARGET_INITIALIZER): Add them.
10121 * builtins.c: Include target.h.
10122 (expand_builtin): Use targetm.expand_builtin.
10123 (default_init_builtins): New function.
10124 (default_expand_builtin): New function.
10125 * expr.h (default_init_builtins): Declare.
10126 (default_expand_builtin): Declare.
10127 * c-common.c (c_common_nodes_and_builtins): Use
10128 targetm.init_builtins.
10129 * defaults.h (MD_INIT_BUILTINS): Remove.
10130 * Makefile.in (builtins.o): Depend on target.h.
10132 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10133 (TARGET_EXPAND_BUILTIN): Define.
10134 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10135 (MD_EXPAND_BUILTIN): Remove.
10137 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10138 (TARGET_EXPAND_BUILTIN): Define.
10139 (c4x_init_builtins): Make endlink arg a local.
10140 (c4x_print_operand): Fix typos in adjust_address usages.
10141 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10142 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10143 (MD_EXPAND_BUILTIN): Remove.
10145 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10146 (TARGET_EXPAND_BUILTIN): Define.
10147 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10148 (ix86_init_builtins): Call new function only if TARGET_MMX.
10149 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10150 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10151 (MD_EXPAND_BUILTIN): Remove.
10153 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10154 (TARGET_EXPAND_BUILTIN): Define.
10155 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10156 (MD_EXPAND_BUILTIN): Remove.
10158 * doc/tm.texi: Document these changes.
10160 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10162 * basic-block.h (tree_node): Forward declare if needed.
10163 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10164 (BLOCK_HEAD_TREE): Define.
10165 (BLOCK_END_TREE): Define.
10166 (struct loops): Rename field 'tree' to 'tree_root'.
10167 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
10169 (flow_loops_tree_build): Rename reference to field 'tree' to
10171 (flow_loops_level_compute): Ditto.
10172 * predict.c (estimate_bb_frequencies): Ditto.
10173 * tree.h (struct tree_common): Add field 'aux'.
10175 2001-07-09 Stan Shebs <shebs@apple.com>
10177 * config/darwin.c (darwin_encode_section_info): Don't mark any
10178 DECL_EXTERNAL node as defined.
10180 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10182 * pa.c (pa_init_machine_status, pa_mark_machine_status,
10183 pa_free_machine_status, hppa_init_pic_save): Delete.
10184 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
10185 (hppa_profile_hook): Use hppa_pic_save_rtx.
10186 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
10187 hppa_init_pic_save): Delete.
10188 (hppa_pic_save_rtx): Declare.
10189 * pa.md (call, call_value, sibcall, sibcall_value,
10190 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
10192 2001-07-09 Kazu Hirata <kazu@hxi.com>
10194 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
10195 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
10197 2001-07-09 Andreas Jaeger <aj@suse.de>
10199 * output.h: Add declaration of final_forward_branch_p.
10201 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
10203 * varray.c: Include errors.h for internal_error and trim_filename
10206 * Makefile.in (varray.o): Add errors.h.
10208 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
10210 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
10211 * optabs.c (have_add2_insn): Check whether the add insn chosen
10212 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
10213 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
10215 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
10217 * Makefile.in (OBJS): Add ssa-ccp.o
10218 (ssa-ccp.o): Add dependencies.
10219 * toplev.c (DFI_ssa_ccp): New dump file enum.
10220 (dump_file): Add entry for dumping after SSA CCP.
10221 (flag_ssa_ccp): New flag variable.
10222 (f_options): Add -fssa-ccp.
10223 (rest_of_compilation): Run SSA CCP if requested.
10224 * timevar.def (TV_SSA_CCP): New timevar.
10225 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
10226 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
10227 Fix minor typo in SSA DCE documentation.
10228 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
10229 Add documentation for new dump option. Renumber dump files
10232 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10234 * emit-rtl.c (gen_highpart_mode): New.
10235 * rtl.h (gen_highpart_mode): Declare.
10236 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
10237 operand can be VOIDmode constant.
10239 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
10241 * flow.c (redirect_edge_and_branch_force): New.
10242 (can_fallthru): Ensure that basic blocks are succeeding.
10243 (try_optimize_cfg): Do not delete basic block if it is the last one.
10245 * flow.c (try_redirect_by_replacing_jump): Do not remove
10246 jumps with side effects, unlink chain on fallthru edge;
10247 set block for new jump instruction; avoid basic block to
10248 over by line number note.
10250 * flow.c (try_simplify_condjump): Verify that the condjump
10251 is not always falling trought.
10254 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10256 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10257 (try_redirect_by_replacing_jump): Update properly the count
10258 and frequency information.
10260 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10262 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
10263 address that is a LO_SUM specially.
10264 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
10266 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
10268 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
10269 (operand_subword): Use them.
10270 (change_address_1): Renamed from change_address; new arg VALIDATE.
10271 * expr.h: Reflect above changes; change_address now macro.
10272 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
10274 * cselib.c (add_mem_for_addr): Likewise.
10275 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
10276 * regmove.c (try_apply_stack_adjustment): Likewise.
10277 * reload.c (push_reload, make_memloc): Likewise.
10278 * reload1.c (eliminate_regs): Likewise.
10279 * simplify-rtx.c (simplify_replace_rtx): Likewise.
10280 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
10282 * combine.c (make_extraction, simplify_shift_const): Likewise.
10283 (gen_lowpart_for_combine): Likewise.
10284 * cse.c (gen_lowpart_if_possible): Likewise.
10285 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
10286 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
10287 * optabs.c (gen_move_insn): Likewise.
10288 * reload1.c (alter_reg): Likewise.
10289 * simplify-rtx.c (simplify_subreg): Likewise.
10290 * stmt.c (expand_anon_union_decl): Likewise.
10291 * recog.c (validate_replace_rtx_1): Likewise.
10293 * Makefile.in (recog.o): Add $(EXPR_H).
10294 * explow.c (stabilize): Call replace_equiv_address.
10295 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
10296 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
10298 2001-07-03 Andrew Haley <aph@redhat.com>
10300 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
10301 the mode of the memory location.
10303 2001-07-09 Bo Thorsen <bo@suse.co.uk>
10305 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
10307 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
10309 * final.c (output_addr_const): Use target opening and
10310 closing parentheses.
10311 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
10312 defaults, add to TARGET_ASM_OUT.
10313 * target.h (struct gcc_target): Add open_paren and close_paren.
10314 * doc/md.texi: Update.
10315 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
10316 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
10317 TARGET_ASM_CLOSE_PAREN.
10318 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10320 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10322 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
10323 * config/a29k/a29k.h: Similarly.
10324 * config/alpha/alpha.h: Similarly.
10325 * config/arc/arc.h: Similarly.
10326 * config/arm/aof.h: Similarly.
10327 * config/arm/aout.h: Similarly.
10328 * config/avr/avr.h: Similarly.
10329 * config/c4x/c4x.h: Similarly.
10330 * config/clipper/clipper.h: Similarly.
10331 * config/convex/convex.h: Similarly.
10332 * config/d30v/d30v.h: Similarly.
10333 * config/dsp16xx/dsp16xx.h: Similarly.
10334 * config/elxsi/elxsi.h: Similarly.
10335 * config/fr30/fr30.h: Similarly.
10336 * config/h8300/h8300.h: Similarly.
10337 * config/i370/i370.h: Similarly.
10338 * config/i386/i386.h: Similarly.
10339 * config/i860/i860.h: Similarly.
10340 * config/i960/i960.h: Similarly.
10341 * config/ia64/ia64.h: Similarly.
10342 * config/m32r/m32r.h: Similarly.
10343 * config/m68hc11/m68hc11.h: Similarly.
10344 * config/m68k/m68k.h: Similarly.
10345 * config/m88k/m88k.h: Similarly.
10346 * config/mcore/mcore.h: Similarly.
10347 * config/mips/mips.h: Similarly.
10348 * config/mn10200/mn10200.h: Similarly.
10349 * config/mn10300/mn10300.h: Similarly.
10350 * config/ns32k/ns32k.h: Similarly.
10351 * config/pa/pa.h: Similarly.
10352 * config/pdp11/pdp11.h: Similarly.
10353 * config/pj/pj.h: Similarly.
10354 * config/romp/romp.h: Similarly.
10355 * config/rs6000/rs6000.h: Similarly.
10356 * config/sh/sh.h: Similarly.
10357 * config/sparc/sparc.h: Similarly.
10358 * config/v850/v850.h: Similarly.
10359 * config/vax/vax.h: Similarly.
10360 * config/we32k/we32k.h: Similarly.
10362 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10364 * doc/c-tree.texi: Document representation of attributes.
10366 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10368 * doc/tm.texi: Update some places for the rename of target to
10371 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10373 * target.h (struct gcc_target): Add insert_attributes.
10374 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10375 (TARGET_INITIALIZER): Update.
10376 * tree.c, tree.h (default_insert_attributes): New function.
10377 Update comments on other default functions to refer to targetm,
10379 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10380 TARGET_INSERT_ATTRIBUTES.
10381 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10382 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10383 Don't use PRAGMA_INSERT_ATTRIBUTES.
10384 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10385 * c-decl.c (start_decl, start_function): Don't call
10386 SET_DEFAULT_DECL_ATTRIBUTES.
10387 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10388 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10390 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10391 (c4x_check_attribute): Avoid modifying attribute list itself.
10392 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10394 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10395 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10397 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10398 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10400 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10401 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10403 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10404 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
10405 Adjust parameters. Make static.
10407 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10409 * c-common.c (decl_attributes): Only take a single attributes
10411 * c-common.h (decl_attributes): Update prototype.
10412 * c-decl.c (start_decl, start_function): Only take a single
10413 attributes parameter. Update calls to decl_attributes.
10414 (finish_struct, finish_enum): Update calls to decl_attributes.
10415 (push_parm_decl): Expect unified list of attributes. Update call
10416 to decl_attributes.
10417 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
10418 notype_nested_function, component_declarator,
10419 component_notype_declarator, label): Update calls to
10421 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
10422 lists that are passed to push_parm_decl.
10423 * c-tree.h (start_function, start_decl): Update prototypes.
10424 * config/sh/sh-protos.h, config/sh/sh.c
10425 (sh_pragma_insert_attributes): Only take a single attributes
10427 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
10428 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
10429 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
10430 build_module_descriptor, generate_static_references,
10431 generate_strings, build_selector_translation_table,
10432 generate_descriptor_table, generate_protocols,
10433 generate_ivars_list, generate_dispatch_table,
10434 generate_protocol_list, generate_category,
10435 generate_shared_structures, really_start_method, add_objc_decls,
10436 generate_classref_translation_entry): Update calls to start_decl
10437 and start_function.
10438 (build_tmp_function_decl, start_method_def): Unify attribute lists
10439 that are passed to push_parm_decl.
10441 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
10443 * final.c (no_asm_to_stream): New.
10444 (final_scan_insn): Use target structures for prologue ends
10445 and epilogue starts.
10446 * output.h (no_asm_to_stream): New.
10447 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
10448 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
10449 (TARGET_ASM_OUT): Update.
10450 * target.h (struct gcc_target): New members function_end_prologue
10451 and function_begin_epilogue.
10452 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
10453 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
10454 * config/alpha/alpha.c (output_end_prologue): Rename to
10455 alpha_output_function_end_prologue. Use in target struct
10457 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
10458 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
10459 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
10460 ia64_output_function_end_prologue. Use in target struct
10462 (ia64_function_prologue, ia64_funciton_epilogue): Rename
10463 mistyped prototypes.
10464 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
10465 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
10467 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
10468 an use in target struct, make static.
10469 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
10472 2001-07-08 Richard Henderson <rth@redhat.com>
10474 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
10476 2001-07-08 Richard Henderson <rth@redhat.com>
10478 * config/i386/i386.md: Remove constraints strings from define_split
10479 and define_peephole2 patterns.
10480 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
10481 (eh_return): Use them.
10483 2001-07-08 Richard Henderson <rth@redhat.com>
10485 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
10486 Document MD_FALLBACK_FRAME_STATE_FOR.
10488 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10490 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
10491 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
10493 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
10495 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
10497 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
10498 of the label inside NAME as opposed to just the end of NAME.
10500 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
10502 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
10503 * config/alpha/alpha.c (alpha_init_machine_status,
10504 alpha_mark_machine_status, alpha_free_machine_status): Delete.
10505 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
10506 (vms_valid_decl_attribute_p): Make static, conditionally compile.
10507 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
10509 2001-07-06 Stan Shebs <shebs@apple.com>
10511 * target.h (targetm): Rename global from "target", so as not to
10512 conflict with local variables.
10514 * c-typeck.c: Ditto.
10517 * cp/decl.c: Ditto.
10518 * cp/decl2.c: Ditto.
10519 * cp/typeck.c: Ditto.
10520 * 1750a/1750a.c: Ditto.
10521 * a29k/a29k.c: Ditto.
10522 * arc/arc.c: Ditto.
10523 * arm/arm.c: Ditto.
10524 * avr/avr.c: Ditto.
10525 * clipper/clipper.c: Ditto.
10526 * convex/convex.c: Ditto.
10527 * d30v/d30v.c: Ditto.
10528 * dsp16xx/dsp16xx.c: Ditto.
10529 * elxsi/elxsi.c: Ditto.
10530 * fr30/fr30.c: Ditto.
10531 * h8300/h8300.c: Ditto.
10532 * i370/i370.c: Ditto.
10533 * i386/i386.c: Ditto.
10534 * i860/i860.c: Ditto.
10535 * i960/i960.c: Ditto.
10536 * ia64/ia64.c: Ditto.
10537 * m32r/m32r.c: Ditto.
10538 * m68hc11/m68hc11.c: Ditto.
10539 * m68k/m68k.c: Ditto.
10540 * m88k/m88k.c: Ditto.
10541 * mips/mips.c: Ditto.
10542 * ns32k/ns32k.c: Ditto.
10544 * pdp11/pdp11.c: Ditto.
10545 * romp/romp.c: Ditto.
10546 * rs6000/rs6000.c: Ditto.
10548 * sparc/sparc.c: Ditto.
10549 * vax/vax.c: Ditto.
10550 * we32k/we32k.c: Ditto.
10551 * doc/tm.texi: Update the manual to match.
10553 2001-07-06 Richard Henderson <rth@redhat.com>
10555 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
10556 DWARF2_UNWIND_INFO not just whether it is defined.
10558 2001-07-06 Diego Novillo <dnovillo@redhat.com>
10560 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
10561 call to simplify_binary_operation returns a new pattern.
10563 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10565 * glimits.h (__SHRT_MAX__): New.
10566 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
10567 (SHRT_MAX): Define in terms of __SHRT_MAX__.
10569 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
10571 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
10574 2001-07-06 Richard Henderson <rth@redhat.com>
10576 * bitmap.c (bitmap_release_memory): Move adjacent to the
10577 allocation functions.
10578 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
10579 the implementation. Binary search for the set bit.
10580 (bitmap_union_of_diff): Allocate the temporary on the stack
10581 instead of using xmalloc.
10583 2001-07-06 Richard Henderson <rth@redhat.com>
10585 * genrecog.c (validate_pattern): Warn for constraints in
10586 define_{expand,split,peephole2}. Remove strict_low_part
10587 before looking up match_dup.
10589 2001-07-06 DJ Delorie <dj@redhat.com>
10591 * doc/gcc.texi (Makefile): Rename to be a more general purpose
10592 chapter about various build hints and history. Add section
10593 talking about the various types of native and cross builds.
10595 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
10597 * Makefile.in (final.o): Depend on target.h.
10598 * final.c: Include target.h.
10599 (default_function_pro_epilogue): New.
10600 (final_start_function): Use target structure for function prologues.
10601 (final_end_function): Use target structure for function epilogues.
10602 * fold-const.c (real_hex_to_f): Constify s and p.
10603 * output.h (default_function_pro_epilogue): New.
10604 * real.h (real_hex_to_f): Update prototype.
10605 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
10606 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
10607 (TARGET_INITIALIZER): Update.
10608 * target.h (gcc_target): Add struct asm_out.
10609 * doc/tm.texi: Update.
10612 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
10613 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
10614 in cpu/cpu.c, or rename old functions consistently. Take
10615 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
10616 redundant macros and prototypes. Make new functions static.
10618 * 1750a/1750a.c: Similarly.
10619 * 1750a/1750a.h: Similarly.
10620 * a29k/a29k-protos.h: Similarly.
10621 * a29k/a29k.c: Similarly.
10622 * a29k/a29k.h: Similarly.
10623 * arc/arc-protos.h: Similarly.
10624 * arc/arc.c: Similarly.
10625 * arc/arc.h: Similarly.
10626 * arm/arm-protos.h: Similarly.
10627 * arm/arm.c: Similarly.
10628 * arm/arm.h: Similarly.
10629 * avr/avr-protos.h: Similarly.
10630 * avr/avr.c: Similarly.
10631 * avr/avr.h: Similarly.
10632 * clipper/clipper-protos.h: Similarly.
10633 * clipper/clipper.c: Similarly.
10634 * clipper/clipper.h: Similarly.
10635 * convex/convex.c: Similarly.
10636 * convex/convex.h: Similarly.
10637 * d30v/d30v-protos.h: Similarly.
10638 * d30v/d30v.c: Similarly.
10639 * d30v/d30v.h: Similarly.
10640 * d30v/d30v.md: Similarly.
10641 * dsp16xx/dsp16xx-protos.h: Similarly.
10642 * dsp16xx/dsp16xx.c: Similarly.
10643 * dsp16xx/dsp16xx.h: Similarly.
10644 * elxsi/elxsi.c: Similarly.
10645 * elxsi/elxsi.h: Similarly.
10646 * fr30/fr30.c: Similarly.
10647 * fr30/fr30.md: Similarly.
10648 * h8300/h8300-protos.h: Similarly.
10649 * h8300/h8300.c: Similarly.
10650 * h8300/h8300.h: Similarly.
10651 * i370/i370-protos.h: Similarly.
10652 * i370/i370.c: Similarly.
10653 * i370/i370.h: Similarly.
10654 * i386/i386.c: Similarly.
10655 * i386/osf1elf.h: Similarly.
10656 * i386/osfrose.h: Similarly.
10657 * i860/i860-protos.h: Similarly.
10658 * i860/i860.c: Similarly.
10659 * i860/i860.h: Similarly.
10660 * i960/i960-protos.h: Similarly.
10661 * i960/i960.c: Similarly.
10662 * i960/i960.h: Similarly.
10663 * ia64/ia64-protos.h: Similarly.
10664 * ia64/ia64.c: Similarly.
10665 * ia64/ia64.h: Similarly.
10666 * m32r/m32r-protos.h: Similarly.
10667 * m32r/m32r.c: Similarly.
10668 * m32r/m32r.h: Similarly.
10669 * m68hc11/m68hc11-protos.h: Similarly.
10670 * m68hc11/m68hc11.c: Similarly.
10671 * m68hc11/m68hc11.h: Similarly.
10672 * m68k/crds.h: Similarly.
10673 * m68k/dpx2.h: Similarly.
10674 * m68k/m68k-protos.h: Similarly.
10675 * m68k/m68k.c: Similarly.
10676 * m68k/m68k.h: Similarly.
10677 * m68k/news.h: Similarly.
10678 * m88k/m88k-protos.h: Similarly.
10679 * m88k/m88k.c: Similarly.
10680 * m88k/m88k.h: Similarly.
10681 * mips/mips-protos.h: Similarly.
10682 * mips/mips.c: Similarly.
10683 * mips/mips.h: Similarly.
10684 * ns32k/merlin.h: Similarly.
10685 * ns32k/ns32k.c: Similarly.
10686 * ns32k/ns32k.h: Similarly.
10687 * ns32k/tek6000.h: Similarly.
10688 * pa/pa-protos.h: Similarly.
10689 * pa/pa.c: Similarly.
10690 * pa/pa.h: Similarly.
10691 * pdp11/2bsd.h: Similarly.
10692 * pdp11/pdp11-protos.h: Similarly.
10693 * pdp11/pdp11.c: Similarly.
10694 * pdp11/pdp11.h: Similarly.
10695 * romp/romp-protos.h: Similarly.
10696 * romp/romp.c: Similarly.
10697 * romp/romp.h: Similarly.
10698 * rs6000/rs6000-protos.h: Similarly.
10699 * rs6000/rs6000.c: Similarly.
10700 * rs6000/rs6000.h: Similarly.
10701 * rs6000/sysv4.h: Similarly.
10702 * sh/sh-protos.h: Similarly.
10703 * sh/sh.c: Similarly.
10704 * sh/sh.h: Similarly.
10705 * sparc/sparc-protos.h: Similarly.
10706 * sparc/sparc.c: Similarly.
10707 * sparc/sparc.h: Similarly.
10708 * vax/vax.c: Similarly.
10709 * vax/vax.h: Similarly.
10710 * vax/vms.h: Similarly.
10711 * we32k/we32k.c: Similarly.
10712 * we32k/we32k.h: Similarly.
10714 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
10716 * basic-block.h (first_insn_after_basic_block_note): Declare.
10717 * flow.c (first_insn_after_basic_block_note): Define. Moved
10719 * ssa.c (first_insn_after_basic_block_note): Remove.
10720 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
10722 (ssa_eliminate_dead_code): Properly update the CFG and PHI
10723 nodes when we find a dead conditional branch. Insert BARRIERs
10724 after any blocks with no successors, but which do not have
10727 2001-07-06 Zack Weinberg <zackw@stanford.edu>
10729 * varray.c (varray_check_failed): Use internal_error.
10731 2001-07-05 Andrew Haley <aph@redhat.com>
10733 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
10734 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
10735 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
10737 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
10739 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
10740 reference if the target constant is also a SYMBOL_REF.
10742 2001-07-05 Eric Christopher <echristo@redhat.com>
10744 * config/mips/mips.h (MASK_MIPS3900): Remove.
10745 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
10746 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
10747 (TARGET_MIPS3900): Change to use mips_arch.
10748 (TARGET_MIPS4000): New.
10749 (TARGET_MIPS4100): New.
10750 (TARGET_MIPS4300): New.
10751 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
10752 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
10754 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
10755 (ISA_HAS_BRANCHLIKELY): To here.
10756 (CC1_CPU_SPEC): New.
10757 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
10758 (mips_arch_string): Declare.
10759 (mips_arch): Declare.
10760 (TARGET_OPTIONS): Add -march and -mtune.
10762 * config/mips/mips.c (mips_arch_string): New.
10764 (override_options): Handle -march for codegen and -mtune
10765 for scheduling. Use mips_arch. Move tx39 target default here.
10766 (mips_parse_cpu): Move error message to override_options.
10768 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
10770 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
10772 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
10773 (MIPS Options): Ditto. Change mcpu entry to historical text.
10775 2001-07-05 H.J. Lu (hjl@gnu.org)
10777 * config/mips/mips.c (mips_parse_cpu): New function to parse
10780 2001-07-05 Jim Wilson <wilson@redhat.com>
10782 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
10783 * config/ia64/t-ia64: Likewise.
10784 (LIB1ASMFUNCS): Update comment.
10786 2001-07-05 David Edelsohn <edelsohn@gnu.org>
10788 * doc/install.texi (Install GCC: Binaries): Fix typo.
10790 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10792 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
10793 reference using the stack pointer, adjust it since we push Y
10795 ("*ashrsi3"): Likewise.
10796 ("*lshrsi3"): Likewise.
10798 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10800 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
10801 when -fomit-frame-pointer is used.
10803 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
10805 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
10806 (try_redirect_by_replacing_jump): Reverse updating properly the
10807 count and frequency information. Reverse removing cc0 setter.
10808 (forwarder_block_p): Reverse fixing for fallthru blocks.
10810 2001-07-05 DJ Delorie <dj@redhat.com>
10812 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
10813 (translate_options): If the above is defined, use it to map
10814 given options to new options.
10815 * doc/tm.texi: Document it.
10817 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
10818 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10820 * doc/invoke.texi (Optimize Options): Document that -fgcse may
10821 cause programs using computed gotos to run more slowly.
10823 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10825 * doc/install.texi (Specific): Markup, spelling and typo fixes.
10827 Consistently require binutils 2.11.2, not prereleases.
10828 (Specific, decstation-*): Canonicalize as mips-dec-*.
10829 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
10831 (Specific, m68k-altos): Removed reference to README.altos, deleted.
10832 (Specific, mips-*): Reword MIPS C compiler requirements.
10833 (Specific, powerpc*-*-*): New, mention --with-cpu once.
10834 (Specific, sunv5): Removed, obsolete.
10836 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
10838 * dwarf2out.c (output_loc_list): Use an all ones mask for
10839 .text asm output and don't rely on long long
10840 literals. Reformat some long lines.
10842 2001-07-05 Andreas Jaeger <aj@suse.de>
10844 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
10847 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10849 * dwarf2out.c (dwarf2out_define): Update comment.
10850 (dwarf2out_undef): Ditto.
10851 (dwarf2out_start_source_file): Ditto.
10852 (dwarf2out_end_source_file): Ditto.
10853 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
10854 since we never call the start/end debug hook for the primary file.
10856 2001-07-04 Kazu Hirata <kazu@hxi.com>
10858 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
10861 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10863 * cppinit.c (remove_dup_dirs): Inform if a system include
10864 directory is being reordered.
10865 * doc/invoke.texi (Directory Options): GCC warns if you hide a
10867 * doc/cpp.texi (Search Paths): Likewise.
10868 * doc/gcc.texi (Interoperation): Remove information about
10871 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10873 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10874 (VARRAY_TOP_CHAR_PTR): Likewise.
10876 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10878 * gcc.c (process_command): Don't assign elements of a const char*.
10880 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10882 * emit-rtl.c (change_address): Don't abort if invalid address while
10883 reload is in progress.
10885 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10887 * c-lex.c (cb_file_change): Pass line number to
10888 debug_start_source_file.
10889 (cb_undefine): Pass correct line number to debug_undef.
10891 * toplev.c (debug_start_source_file): Add line number to
10892 parameters. Pass it along to dwarf2out_start_source_file.
10893 (decode_g_option): Stop resetting debug level back to normal when
10894 we change debug formats, unless the current level is
10895 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10898 * toplev.h (debug_start_source_file): Add line number to
10901 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10904 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10906 Output debug_macinfo data for starting file if requested.
10907 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10909 (dwarf2out_define): Output debug_macinfo data for defining a macro
10911 (dwarf2out_undef): Output debug_macinfo data for undefining a
10912 macro if requested.
10913 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10914 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10915 (macinfo_section_label): New. DWARF2 macro info section label.
10916 (dwarf2out_init): If we want macro info, output the start label
10918 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10919 attribute to the compilation unit die pointing to the macro info.
10921 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10923 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10924 DWARF2_DEBUGGING_INFO.
10925 (add_loc_descr_to_loc_list): Ditto.
10926 (output_loc_list): Ditto.
10927 Also, fix thinko in curr not being initialized.
10928 (gen_internal_sym): Ditto.
10930 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10932 * emit-rtl.c (replace_equiv_address): New function.
10933 * expr.h (replace_equiv_address): New declaration.
10934 * explow.c (validize_mem): Call it instead of change_address and
10935 also call if -fforce-addr and address is constant.
10936 * expr.c: Replace more calls to change_address with adjust_address
10937 and/or replace_equiv_address or to validize_mem.
10938 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10939 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10940 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10941 * config/i370/i370.md, config/i860/i860.md: Likewise.
10942 * config/i960/i960.md, config/mips/mips.c: Likewise.
10943 * config/mips/mips.md, config/pa/pa.md: Likewise.
10944 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10945 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10947 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10949 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10951 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10954 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10956 * doc/include: New directory.
10957 * doc/fdl.texi: Move to doc/include/fdl.texi.
10958 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10959 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10960 * doc/gcc.texi: Use funding.texi and gpl.texi.
10961 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10962 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10963 Update dependencies and use -I $(docdir)/include.
10965 2001-07-04 Anthony Green <green@redhat.com>
10967 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10969 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10971 * doc/install.texi (sparc64-*-*): Remove garbage.
10973 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10975 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10976 Fix typo in last change to use adjust_address.
10978 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10980 * doc/install.texi (Specific): Update information for *-*-solaris*.
10982 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10984 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10986 2001-07-03 Stan Shebs <shebs@apple.com>
10988 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10989 case for flag_no_mach_text_sections.
10990 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10991 * config/darwin.c (flag_no_mach_text_sections): Remove.
10992 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10994 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10996 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10997 and avoid checking for constant as first operand.
10998 * recog.c (find_constant_term_loc): No longer static.
10999 (adj_offettable_operand): Delete.
11000 * rtl.h (adj_offsettable_operand): Delete declaration.
11001 (find_constant_term): Add declaration.
11002 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11004 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11005 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11006 * config/i386/i386.c, config/i386/i386.md: Likewise.
11007 * config/i860/i860.c, config/i960/i960.c: Likewise.
11008 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11009 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11010 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11011 * config/mips/mips.c, config/mips/mips.md: Likewise.
11012 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11013 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11014 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11015 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11016 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11017 * config/ns32k/ns32k.md: Likewise.
11019 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11021 * rtl.c (copy_rtx): Handle 'T' format letter.
11022 * gensupport.c (collect_insn_data): Likewise.
11023 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11025 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11027 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11028 -B option. Use 'dir' not 'foo' as example directory name.
11030 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11032 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11033 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11035 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11037 * doc/cppinternals.texi: Improve formatting and logical markup.
11039 2001-07-03 Andreas Jaeger <aj@suse.de>
11041 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11043 * genrecog.c (write_header): Include reload.h for prototypes in
11046 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11049 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11050 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11051 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11052 i386_pe_valid_type_attribute_p): Add.
11053 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11054 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11056 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11058 * explow.c (plus_constant_wide, case LO_SUM): New case.
11059 (plus_constant_for_output_wide): Delete.
11060 * rtl.h (plus_constant_for_output): Delete.
11061 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11062 instead of plus_constant_for_output.
11063 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11064 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11065 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11066 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11067 * config/sparc/sparc.md: Likewise.
11068 Convert some change_address calls to adjust_address.
11070 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11072 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11073 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11074 documentation of -std and -Wwrite-strings.
11076 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11078 * cse.c (canon_hash): Don't register registers in very small
11079 register classes, as extending their lifetime might cause
11082 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11084 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11086 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11087 (try_redirect_by_replacing_jump): Update properly the count
11088 and frequency information.
11090 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11092 * toplev.c (dump_file_index): Move SSA dumps just after first
11094 (dump_file): Corresponding changes.
11095 (rest_of_compilation): Move SSA path to just after the first
11097 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11098 * doc/invoke.texi: Update dump file #s as they were completely
11099 out of date with reality.
11101 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11103 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11105 * expr.c (emit_move_insn_1): Deal with non-default
11108 * expr.c (emit_single_push_insn): Fix warning.
11110 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11112 * expr.c (emit_move_insn_1): Avoid modifying
11113 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11115 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11117 * emit-rtl.c (adjust_address): New function.
11118 * expr.h (adjust_address): Add declaration.
11119 * builtins.c: Replace some calls to change_address with calls to it
11120 or to validize_mem.
11121 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11122 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11123 * config/arm/arm.c, config/convex/convex.c: Likewise.
11124 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11125 * config/i386/i386.c, config/i386/i386.md: Likewise.
11126 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11127 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11128 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11129 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11130 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11132 2001-07-02 Jim Wilson <wilson@redhat.com>
11134 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11136 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11138 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11139 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11141 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11143 * cppinit.c (lang_defaults): New table.
11144 (set_lang): Just read from lang_defaults into the live options
11147 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11149 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11150 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11151 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11153 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11155 * doc/install.texi: Various spelling and markup fixes.
11156 (Installing GCC): Component specific installation instructions are
11159 Warn about removing old install dir in the presence of shared libs.
11160 (Configuration): Invoke with options target to match configure
11162 Consistently refer to gas, gld pathnames.
11163 Invert --enable-multilib documentation.
11164 Remove references to old compiler versions.
11166 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11168 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
11170 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11172 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
11174 (Specific, mips*-sgi-irix5): Note IDO download.
11175 Reworded MIPS C hints.
11176 Use GNU as instead of GAS.
11178 Removed SGI Freeware reference, IRIX 6 only.
11179 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
11180 Note N64 library requirement/workaround.
11182 Complete list of structure passing bug victims.
11184 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11186 * doc/install.texi: Remove CVS Id.
11188 2001-07-02 Andreas Jaeger <aj@suse.de>
11190 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
11191 (find_inherently_necessary): Remove unused variable.
11193 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
11195 * c-common.h (TDI_inlined): New ast dump phase.
11196 (dump_flag_name): New function.
11197 * c-dump.c (dump_files): Add inlined phase.
11198 (dump_flag_name): Define.
11199 * doc/invoke.texi (-fdump-ast-inlined): Document.
11201 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11203 * stor-layout.c (layout_decl): Revert change to handling of alignment
11206 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11208 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
11211 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
11213 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11216 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
11218 * tlink.c (recompile_files): Remove COMPILER_PATH and
11219 LIBRARY_PATH from the environment.
11221 2001-07-01 Zack Weinberg <zackw@stanford.edu>
11223 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
11224 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
11226 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
11228 * c-parse.in (OBJC_STRING): Kill.
11229 (objc_string): Decompose to [objc_string] '@' STRING.
11230 (reswords): Take the leading '@' off all the Objective C keywords.
11231 (objc_rid_sans_at): Kill.
11232 (init_reswords): Don't initialize it.
11233 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
11234 (_yylex): Kill reconsider label. Look ahead one token after
11235 an '@'; if we get an identifier, check whether it's an
11236 Objective C @-keyword. If so, return the keyword. Otherwise,
11237 put back the token and return the '@' as a terminal.
11239 * cpplib.c (lex_macro_node): Remove unnecessary check for
11240 leading '@' on identifier. Clarify control flow and commentary.
11242 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11244 * cse.c (new_label_ref): Variable deleted.
11245 (insert): Remove set of new_label_ref.
11246 (check_for_label_ref): New function.
11247 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
11249 See ChangeLog.5 for earlier changes.