1 2002-05-19 Richard Henderson <rth@redhat.com>
3 * system.h (STRIP_NAME_ENCODING): Poison it.
4 * output.h (STRIP_NAME_ENCODING): Remove.
5 (default_strip_name_encoding): Declare.
6 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
7 * target.h (strip_name_encoding): New.
8 * varasm.c (default_strip_name_encoding): New.
10 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
11 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
12 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
13 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
14 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
15 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
16 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
17 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
18 config/v850/v850.h: Use the hook, not the macro.
20 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
21 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
22 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
23 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
24 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
25 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
26 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
27 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
28 config/v850/v850.c, config/v850/v850.h:
29 Move STRIP_NAME_ENCODING to out-of-line function and add
30 TARGET_STRIP_NAME_ENCODING.
32 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
33 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
34 with TARGET_STRIP_NAME_ENCODING referencing existing function;
37 * xcoffout.c: Include target.h
38 * Makefile.in (xcoffout.o): Update.
40 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
41 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
42 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
43 reloc argument unused.
44 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
46 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
47 STRIP_NAME_ENCODING docs.
49 2002-05-19 Andreas Jaeger <aj@suse.de>
51 * gengenrtl.c: Add prototype for excluded_rtx.
53 * real.h: Add prototype for exact_real_truncate.
55 2002-05-18 Richard Henderson <rth@redhat.com>
57 * system.h (ENCODE_SECTION_INFO): Poison it.
58 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
59 * target.h (encode_section_info): New.
60 * varasm.c (make_decl_rtl, output_constant_def): Use it.
61 * hooks.c (hook_tree_int_void): New.
62 * hooks.h: Declare it.
64 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
65 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
66 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
67 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
68 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
69 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
70 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
71 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
72 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
73 config/mcore/mcore-protos.h, config/mcore/mcore.c,
74 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
75 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
76 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
77 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
78 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
79 referencing existing function. Make function static.
81 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
82 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
83 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
84 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
85 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
86 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
87 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
88 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
89 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
90 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
91 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
92 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
93 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
94 Move ENCODE_SECTION_INFO to out-of-line function and add
95 TARGET_ENCODE_SECTION_INFO.
97 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
98 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
100 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
102 (switch_to_section): Replace in_rdata case with in_readonly_data.
104 * config/h8300/h8300.c (h8300_encode_label): Make static.
105 * config/h8300/h8300-protos.h: Update.
107 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
108 from rs6000_encode_section_info; make static.
109 (rs6000_xcoff_encode_section_info): New.
111 * config/v850/v850.c (v850_encode_data_area): Make static.
112 * config/v850/v850-protos.h: Update.
114 * config/vax/vax.c: Include flags.h.
115 (vms_select_section): Fix typo.
117 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
118 ENCODE_SECTION_INFO docs.
120 2002-05-18 Richard Henderson <rth@redhat.com>
122 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
123 REGISTER_TARGET_PRAGMAS.
124 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
126 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
128 2002-05-18 Richard Henderson <rth@redhat.com>
130 * system.h (SELECT_RTX_SECTION): Poison.
131 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
132 * target.h (select_rtx_section): New.
133 * varasm.c (output_constant_pool): Use it.
134 (default_select_rtx_section, default_elf_select_rtx_section): New.
135 * output.h: Declare them.
137 * config/darwin.h (SELECT_RTX_SECTION): Move ...
138 * config/darwin.c (machopic_select_rtx_section): ... here.
139 * config/darwin-protos.h: Update.
141 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
142 * config/nextstep.c (machopic_select_rtx_section): ... here.
143 (nextstep_select_section): Rename variable to avoid macro clash.
144 * config/nextstep-protos.h: Update.
146 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
147 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
148 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
149 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
150 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
151 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
152 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
153 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
154 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
155 (SELECT_RTX_SECTION): Remove.
157 * config/darwin.h, config/elfos.h, config/nextstep.h,
158 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
159 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
160 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
161 config/sparc/lynx.h, config/xtensa/xtensa.c
162 (TARGET_ASM_SELECT_RTX_SECTION): New.
164 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
165 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
166 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
167 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
168 (ia64_aix_select_rtx_section): New.
169 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
171 * config/mips/mips.c (mips_select_rtx_section): Make static.
172 Support ELF SHF_MERGE features.
173 * config/mips/mips-protos.h: Update.
174 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
175 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
176 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
177 make static, fall back to default_elf_select_rtx_section.
178 * config/rs6000/rs6000-protos.h: Update.
179 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
180 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
181 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
182 * config/romp/romp.c (romp_select_rtx_section): New.
183 * config/s390/s390.c (s390_select_rtx_section): New.
184 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
185 declarations before target macro definition.
186 (xtensa_emit_call): Use static buffer.
187 (xtensa_select_rtx_section): New.
188 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
189 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
190 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
192 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
193 SELECT_RTX_SECTION docs.
195 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
197 * i386.md (movsi/movdi): Fix template.
198 (sse2 patterns): Set attributes consistently.
200 * i386.md (pushqi2, ashrqi_*): Fix constraint.
202 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
204 * optabs.c (complex_part_zero_p): New.
205 * (expand_cmplxdiv_straight): Use it.
206 * (expand_cmplxdiv_wide): Ditto.
207 * (expand_binop): Ditto.
209 2002-05-18 Richard Henderson <rth@redhat.com>
211 * final.c (HAVE_READONLY_DATA_SECTION): New.
212 (shorten_branches): Use it instead of ifdefs.
213 * varasm.c (enum in_section): Add in_readonly_data.
214 (text_section, data_section): Tidy.
215 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
217 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
218 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
219 (READONLY_DATA_SECTION): Don't undef.
221 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
222 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
223 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
225 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
226 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
227 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
228 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
230 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
231 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
232 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
233 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
234 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
235 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
236 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
237 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
238 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
240 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
241 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
242 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
243 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
244 config/pa/pa64-hpux.h, config/sparc/litecoff.h
245 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
247 * config/elfos.h, config/netware.h, config/svr3.h,
248 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
249 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
250 config/h8300/h8300.h, config/i386/i386-interix.h,
251 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
252 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
254 * config/elfos.h, config/netware.h, config/svr3.h,
255 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
256 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
257 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
258 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
260 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
261 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
262 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
263 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
264 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
265 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
266 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
267 config/rs6000/sysv4.h, config/v850/v850.h
268 (EXTRA_SECTIONS): Remove in_const/in_rdata.
269 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
271 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
272 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
273 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
274 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
275 * config/alpha/alpha.c (alpha_start_function): Likewise.
276 (alpha_write_linkage): Likewise.
277 * config/m32r/m32r.c (m32r_select_section): Likewise.
278 * config/m88k/m88k.c (m88k_select_section): Likewise.
279 * config/mips/mips.c (mips_select_rtx_section): Likewise.
280 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
281 (rs6000_elf_select_section): Likewise.
282 * config/v850/v850.c (v850_select_section): Likewise.
284 * config/1750a/1750a.h, config/i860/sysv3.h
285 (READONLY_DATA_SECTION_ASM_OP): New.
286 READONLY_DATA_SECTION_ASM_OP.
287 * config/i386/interix.c, config/i386/winnt.c
288 (i386_pe_unique_section): Always use .rdata prefix.
289 * config/pa/som.h (readonly_data): Always switch to read-only section.
290 (READONLY_DATA_SECTION): Predicate on flag_pic.
291 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
292 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
293 (READONLY_DATA_SECTION): Update.
295 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
297 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
298 is used without -Wformat.
299 * c-common.h (warn_format_zero_length): Declare extern.
300 * c-decl.c (warn_options): Add "format-zero-length".
301 * c-format.c (warn_format_zero_length): Declare.
302 (set_Wformat): Set warn_format_zero_length for -Wformat.
303 (check_format_info): Only warn about zero-length formats if
304 warn_format_zero_length is true. Include the format type
305 name in the warning message.
306 * doc/invoke.texi: Document -Wformat-zero-length.
307 * testsuite/gcc.dg/format/zero-length-1.c: New test.
309 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
311 * timevar.c: Fix formatting.
313 * toplev.c: Likewise.
314 * tree-dump.c: Likewise.
315 * tree-inline.c: Likewise.
317 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
319 * cppinit.c (cpp_post_options): If preprocessed, turn off
320 traditional. If traditional, turn off column numbers.
321 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
322 * cpptrad.c (handle_newline): Update line_base.
323 (skip_comment): Handle -Wcomment.
325 2002-05-17 Zack Weinberg <zack@codesourcery.com>
327 * cppinit.c (struct builtin): Remove unused fields.
328 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
329 (operator_array): New - was second half of builtin_array.
330 (init_builtins): Simplify loop over builtin_array/operator_array.
332 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
334 * defaults.h (UNIQUE_SECTION): Remove.
335 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
337 2002-05-17 Richard Henderson <rth@redhat.com>
339 * expr.c (init_expr_once): Don't use start/end_sequence.
340 Use rtx_alloc instead of emit_insn.
341 * toplev.c (lang_dependent_init): Run init_expr_once here ...
342 (lang_independent_init): ... not here.
344 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
346 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
348 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
350 * config/avr/avr.c (avr_regs_to_save): New function. Also check
351 for fixed registers, possibly used for global register variables.
352 (initial_elimination_offset, avr_output_function_prologue,
353 avr_output_function_epilogue): Move common code to avr_regs_to_save.
355 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
357 * Makefile.in: Update for cpptrad.c.
358 * cpphash.h (struct cpp_buffer): New members for buffer
360 (struct cpp_reader): New members for traditional output.
361 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
362 * cppinit.c (cpp_create_reader): Set trad_line.
363 (cpp_destroy): Free trad_out_base if used.
364 (cpp_read_main_file): Overlay an empty buffer if traditional.
365 (cpp_finish_options): Don't do builtins.
366 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
367 (cpp_handle_option): Handle it.
368 * cpplex.c (continue_after_nul): New.
369 (_cpp_lex_direct): Use handle_nul.
370 * cpplib.h (struct cpp_options): New traditional option.
371 * cpptrad.c: New file.
373 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
375 * c-common.c (c_common_init_options): Use C89 for Objective-C,
376 and set the options flag.
377 * cppinit.c (lang_flags): Remove objc.
378 (lang_defaults): Remove OBJC and OBJCXX.
380 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
381 (cpp_handle_option): Remove -+ and -lang-objc++.
382 For ObjC, just set a flag.
383 (print_help): Update.
384 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
386 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
388 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
389 bootstrap with -mips3.
391 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
393 * final.c: Fix formatting.
394 * fix-header.c: Likewise.
396 * fold-const.c: Likewise.
397 * function.c: Likewise.
399 2002-05-17 David S. Miller <davem@redhat.com>
401 PR c/6689, PR optimization/6615
402 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
403 and make it a pointer to rtx. Update comments.
404 (update_equiv_regs): When scanning for equivalences, record
405 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
406 it while making the equiv replacements.
408 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
410 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
412 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
414 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
415 when encoding visibility into SYMBOL_REF_FLAG.
417 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
419 * expr.c (force_operand): Fix reversed move.
421 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
423 * doc/install.texi (Testing): Mention two common DejaGnu warnings
426 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
428 * doc/install.texi (Final install): Recommend to install into a
429 "clean" target directory.
431 2002-05-17 Richard Henderson <rth@redhat.com>
433 * config/ia64/ia64.md: Use braced strings instead of quoted strings
434 for code blocks. Tidy whitespace.
436 2002-05-17 Richard Henderson <rth@redhat.com>
438 * hooks.c (hook_tree_bool_false): New.
439 * hooks.h: Declare it.
440 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
441 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
442 * target.h (select_section, unique_section): New.
443 (in_small_data_p): New.
444 * varasm.c (resolve_unique_section): Use hooks instead of macros.
445 (variable_section, output_constant_def_contents): Likewise.
446 (default_select_section, default_unique_section): New.
447 (categorize_decl_for_section, default_elf_select_section): New.
448 * output.h: Declare them.
450 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
451 (TARGET_ASM_SELECT_SECTION): New.
452 (SELECT_SECTION): Move ...
453 * config/darwin.c (machopic_select_section): ... here.
454 * config/darwin-protos.h: Update.
456 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
457 (SELECT_SECTION): Move ...
458 * config/nextstep.c (nextstep_select_section): ... here.
459 * config/nextstep-protos.h: Update.
461 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
462 (TARGET_ASM_SELECT_SECTION): New.
463 * config/svr3.h (SELECT_SECTION): Remove.
465 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
466 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
467 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
468 (alpha_encode_section_info): Use it.
469 * config/alpha/alpha-protos.h: Update.
470 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
471 (SELECT_SECTION, UNIQUE_SECTION): Remove.
472 (TARGET_ASM_SELECT_SECTION): New.
473 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
475 * config/arm/pe.h (UNIQUE_SECTION): Remove.
476 (TARGET_ASM_UNIQUE_SECTION): New.
478 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
479 (avr_unique_section): Rename from unique_section; make static.
480 * config/avr/avr-protos.h: Update.
481 * config/avr/avr.h (UNIQUE_SECTION): Remove.
483 * config/c4x/c4x.h (SELECT_SECTION): Remove.
485 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
486 (TARGET_ASM_UNIQUE_SECTION): New.
487 * config/i386/i386-interix.h: Likewise.
488 * config/i386/win32.h: Likewise.
489 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
490 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
491 * config/i386/sco5.h (SELECT_SECTION): Remove.
492 (TARGET_ASM_SELECT_SECTION): New.
493 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
495 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
496 instead of SELECT_SECTION.
497 * config/m68k/dpx2.h: Likewise.
498 * config/rs6000/lynx.h: Likewise.
500 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
501 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
502 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
503 (ia64_in_small_data_p): New.
504 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
505 (ia64_aix_select_section, ia64_aix_unique_section): New.
506 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
507 (SELECT_SECTION, UNIQUE_SECTION): Remove.
509 * config/m32r/m32r.h (SELECT_SECTION): Remove.
510 (TARGET_ASM_SELECT_SECTION): New.
511 * config/m32r/m32r.c (m32r_select_section): Take align argument.
512 * config/m32r/m32r-protos.h: Update.
514 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
515 (SELECT_SECTION): Move ...
516 * config/m88k/m88k.c (m88k_select_section): ... here.
518 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
519 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
520 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
521 (mcore_unique_section): Make static.
522 * config/mcore/mcore-protos.h: Update.
524 * config/mips/elf.h (UNIQUE_SECTION): Remove.
525 (TARGET_ASM_UNIQUE_SECTION): New.
526 * config/mips/elf64.h: Likewise.
527 * config/mips/iris6gld.h: Likewise.
528 * config/mips/linux.h: Likewise.
529 * config/mips/mips-protos.h: Update.
530 * config/mips/mips.c (mips_select_section): Add align argument.
531 * config/mips/mips.h (SELECT_SECTION): Remove.
532 (TARGET_ASM_SELECT_SECTION): New.
534 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
535 * config/mmix/mmix.c (mmix_select_section): Remove.
536 (mmix_unique_section): Remove.
537 * config/mmix/mmix-protos.h: Update.
539 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
540 (SELECT_SECTION): Move ...
541 * config/pa/pa.c (pa_select_section): ... here.
542 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
544 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
545 from rs6000_select_section and make static.
546 (rs6000_elf_unique_section): Similarly.
547 (rs6000_xcoff_select_section): From xcoff.h.
548 (rs6000_xcoff_unique_section): Likewise.
549 * config/rs6000/rs6000-protos.h: Update.
550 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
551 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
552 * config/rs6000/xcoff.h: Likewise.
554 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
555 (SELECT_SECTION): Move ...
556 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
558 * config/v850/v850.h (SELECT_SECTION): Move ...
559 * config/v850/v850.c (v850_select_section): ... here.
560 (TARGET_ASM_SELECT_SECTION): New.
562 * config/vax/vms.h (SELECT_SECTION): Move ...
563 * config/vax/vax.c (vms_select_section): ... here.
564 (TARGET_ASM_SELECT_SECTION): New.
566 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
567 for the target hooks.
569 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
571 * config/arm/arm.c (emit_multi_reg_push): Do not set
572 RTX_FRAME_RELATED_P on the SEQUENCE.
574 2002-05-16 Richard Henderson <rth@redhat.com>
576 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
577 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
579 2002-05-16 Richard Henderson <rth@redhat.com>
581 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
583 * config/ia64/ia64.c (saveable_obstack): Do not declare.
585 2002-05-16 Richard Henderson <rth@redhat.com>
587 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
588 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
589 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
590 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
591 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
592 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
593 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
594 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
595 Revert "Basic block renumbering removal", and two followup patches.
597 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
599 * lcm.c (optimize_mode_switching): Revert previous change.
601 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
603 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
604 with only extant block numbers.
606 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
608 * lcm.c (optimize_mode_switching): Fix typo.
610 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
612 * flow.c (calculate_global_regs_live): Queue blocks in program order.
614 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
616 * doc/install.texi (Configuration): Document PWDCMD.
618 2002-05-16 Dale Johannesen <dalej@apple.com>
620 * combine.c (cant_combine_insn_p): Reenable combinations
621 involving hard regs unless CLASS_LIKELY_SPILLED_P.
623 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
625 * c-common.c (cb_register_builtins): Handle more built-ins
626 here rather than in gcc.c specs.
627 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
628 (cpp_options): Pass -O flags even when only preprocessing.
629 * toplev.c (set_fast_math_flags): New prototype.
630 (fast_math_flags_set_p): New.
631 (set_no_fast_math_flags): Remove.
632 (decode_f_option): Update.
633 * toplev.h (set_fast_math_flags): Update.
634 (fast_math_flags_set_p): New.
635 (set_no_fast_math_flags): Remove.
637 * c4x/c4x.c (c4x_override_options): Update.
639 2002-05-16 Zack Weinberg <zack@codesourcery.com>
641 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
643 (builtin_define_with_value): Can now wrap the expansion in
644 quotation marks if such is wanted.
645 (cb_register_builtins): Update calls to builtin_define_with_value.
646 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
648 (c_common_init): Set options->stdc_0_in_system_headers.
649 * c-lex.h: Update prototype of builtin_define_with_value.
650 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
653 * cppinit.c (VERS, ULP, C, X): Kill.
654 (builtin_array): Remove entries for __VERSION__,
655 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
656 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
658 (init_builtins): Kill off a bunch of now-dead code.
659 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
660 -fno-leading-underscore.
661 (cpp_handle_option): Remove code to set user_label_prefix.
662 (cpp_post_options): Likewise.
664 * cpplib.h (struct cpp_options): Remove user_label_prefix.
665 (stdc_0_in_system_headers): New.
666 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
667 stdc_0_in_system_headers) too to decide the value of __STDC__.
669 * tradcpp.c (user_label_prefix): Kill.
670 (main): Remove code handling -f(no-)leading-underscore.
671 (initialize_builtins): Don't define __REGISTER_PREFIX__
672 or __USER_LABEL_PREFIX__.
673 (install_value): Wrap compound statement in dummy loop so the
674 macro works properly in an if statement.
677 2002-05-16 Janis Johnson <janis187@us.ibm.com>
679 * loop.h (struct loop_info): Add member has_prefetch.
680 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
681 (prescan_loop): Initialize has_prefetch.
682 (struct prefetch_info): Change prefetch_in_loop and
683 prefetch_before_loop from bit fields to ints.
684 (emit_prefetch_instructions): Several small fixes.
685 (check_dbra_loop): Don't reverse loop that uses prefetch.
687 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
689 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
690 * configure.in: Likewise.
691 * fixinc/check.tpl: Likewise.
692 * fixinc/fixinc.dgux: Likewise.
693 * fixinc/fixinc.svr4: Likewise.
694 * fixinc/fixinc.winnt: Likewise.
695 * fixinc/fixincl.sh: Likewise.
696 * fixproto: Likewise.
697 * configure: Regenerate.
699 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
701 Basic block renumbering removal:
702 * basic_block.h (struct basic_block_def): Renamed index to sindex,
703 added prev_bb and next_bb fields.
704 (n_basic_blocks): Renamed to num_basic_blocks.
705 (last_basic_block): New, index of last basic block.
706 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
707 traversing basic block chain.
708 (BLOCK_NUM): index -> sindex.
709 (create_basic_block_structure, create_basic_block): Declaration changed.
710 (debug_num2bb): Declare.
711 (expunge_block_nocompact): Declaration removed.
712 (link_block, unlink_block, compact_blocks): Declare.
713 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
714 * cfg.c (entry_exit_blocks): Initialize new fields.
715 (clear_edges, alloc_block, expunge_block, cached_make_edge,
716 redirect_edge_pred, dump_flow_info, dump_edge_info,
717 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
718 free_aux_for_edges): Modified.
719 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
720 (expunge_block_nocompact): Removed.
721 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
722 find_unreachable_blocks, create_edge_list, print_edge_list,
723 verify_edge_list, flow_edge_list_print, remove_fake_successors,
724 remove_fake_edges, flow_reverse_top_sort_order_compute,
725 flow_depth_first_order_compute, flow_preorder_transversal_compute,
726 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
727 flow_dfs_compute_reverse_execute): Modified.
728 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
729 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
731 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
732 merge_blocks_move_predecessor_nojumps,
733 merge_blocks_move_successor_nojumps, merge_blocks,
734 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
735 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
736 * cfglayout.c (skip_insns_after_block, label_for_bb,
737 record_effective_endpoints, scope_to_insns_finalize,
738 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
739 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
740 cfg_layout_duplicate_bb): Modified.
741 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
742 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
743 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
744 flow_loops_find, flow_loop_outside_edge_p): Modified.
745 * cfgrtl.c (create_basic_block_structure, create_basic_block,
746 flow_delete_block, compute_bb_for_insn, split_block,
747 try_redirect_by_replacing_jump, redirect_edge_and_branch,
748 force_nonfallthru_and_redirect, tidy_fallthru_edge,
749 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
750 commit_edge_insertions, commit_edge_insertions_watch_calls,
751 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
752 purge_all_dead_edges): Modified.
753 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
754 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
755 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
757 * conflict.c (conflict_graph_compute): Modified.
758 * df.c (FOR_ALL_BBS): Removed.
759 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
760 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
761 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
762 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
763 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
764 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
765 * final.c (compute_alignments, final_scan_insn): Modified.
766 * flow.c (verify_local_live_at_start, update_life_info,
767 update_life_info_in_dirty_blocks, free_basic_block_vars,
768 delete_noop_moves, calculate_global_regs_live,
769 initialize_uninitialized_subregs, allocate_bb_life_data,
770 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
771 mark_used_reg, count_or_remove_death_notes): Modified.
772 * function.c (thread_prologue_and_epilogue_insns): Modified.
773 * gcse.c (struct null_pointer_info): Change typo of current_block
775 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
776 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
777 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
778 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
779 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
780 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
781 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
782 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
783 pre_delete, one_pre_gcse_pass, compute_transpout,
784 invalidate_nonnull_info, delete_null_pointer_checks_1,
785 free_code_hoist_mem, compute_code_hoist_vbeinout,
786 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
787 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
788 compute_store_table, build_store_vectors, insert_insn_start_bb,
789 insert_store, replace_store_insn, free_store_memory, store_motion):
791 * global.c (global_alloc, global_conflicts, mark_elimination,
792 build_insn_chain): Modified.
793 * graph.c (print_rtl_graph_with_bb): Modified.
794 * haifa-sched.c (sched_init): Modified.
795 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
796 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
797 if_convert): Modified.
798 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
799 compute_insert_delete, pre_edge_lcm, compute_available,
800 compute_farthest, compute_nearerout, compute_rev_insert_delete,
801 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
803 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
804 * loop.c (loop_dump_aux): Modified.
805 * predict.c (combine_predictions_for_insn, estimate_probability,
806 last_basic_block_p, process_note_prediction, process_note_predictions,
807 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
808 expensive_function_p, estimate_bb_frequencies,
809 compute_function_frequency): Modified.
810 * print-rtl.c (print_rtx): Modified.
811 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
812 get_exec_counts, compute_branch_probabilities, compute_checksum,
813 branch_prob, find_spanning_tree): Modified.
814 * recog.c (split_all_insns, peephole2_optimize): Modified.
815 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
816 convert_regs_1, convert_regs_2, convert_regs): Modified.
817 * regclass.c (scan_one_insn, regclass): Modified.
818 * regmove.c (mark_flags_life_zones, regmove_optimize,
819 combine_stack_adjustments): Modified.
820 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
821 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
822 * reorg.c (dbr_schedule): Modified.
823 * resource.c (find_basic_block, init_resource_info): Modified.
824 * sbitmap.c (sbitmap_intersection_of_succs,
825 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
826 sbitmap_union_of_preds): Modified.
827 * sched-deps.c (init_dependency_caches): Modified.
828 * sched-ebb.c (schedule_ebbs): Modified.
829 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
830 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
831 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
832 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
833 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
834 ssa_const_prop): Modified.
835 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
836 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
837 * ssa.c (remove_phi_alternative, find_evaluations,
838 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
839 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
840 make_regs_equivalent_over_bad_edges,
841 make_equivalent_phi_alternatives_equival,
842 compute_conservative_reg_partition,
843 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
844 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
847 2002-05-16 Mark Mitchell <mark@codesourcery.com>
849 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
851 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
853 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
854 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
855 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
856 calling CONSTANT_POOL_ADDRESS_P.
857 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
858 to decide whether to define __arm__ or __thumb.
859 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
860 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
862 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
864 * config/arc/arc.h (CPP_PREDEFINES): Remove.
866 (TARGET_CPU_CPP_BUILTINS): New.
868 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
870 * cpphash.h (cpp_macro): Move here, and make expansion a union.
871 * cppmacro.c (cpp_macro): Remove.
872 (enter_macro_context, replace_args, warn_of_redefinition,
873 _cpp_create_definition, cpp_macro_definition): Update.
875 2002-05-16 Jason Merrill <jason@redhat.com>
877 * config/mips/mips.c (mips_output_external): Don't do sdata
878 optimization for a variable with DECL_COMDAT set.
880 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
882 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
883 Cleanups for accepting modifiers on pointers.
885 Allow long pointers as well as int pointers.
887 2002-05-15 Richard Henderson <rth@redhat.com>
889 * varasm.c (merge_weak): Remove special case for extern and common.
891 2002-05-15 Matt Hiller <hiller@redhat.com>
893 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
895 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
896 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
897 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
898 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
899 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
900 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
902 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
904 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
906 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
908 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
909 ("altivec_mfvscr"): Read from VSCR.
911 Add vscr sets for the following insns: altivec_vctuxs,
912 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
913 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
914 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
915 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
916 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
917 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
918 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
919 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
920 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
921 altivec_vsum2sws, altivec_vsumsws.
923 * config/rs6000/rs6000.h: Add VSCR fixed register.
924 (CALL_REALLY_USED_REGISTERS): Add vscr.
925 (CALL_USED_REGISTERS): Same.
926 (FIXED_REGISTERS): Same.
927 (REG_ALLOC_ORDER): Same.
928 (reg_class): Add VSCR_REGS.
929 (REG_CLASS_NAMES): Same.
930 (REG_CLASS_CONTENTS): Same.
932 (REGISTER_NAMES): Add vscr.
933 (DEBUG_REGISTER_NAMES): Same.
934 (ADDITIONAL_REGISTER_NAMES): Same.
935 (FIRST_PSEUDO_REGISTER): Increment.
936 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
938 2002-05-15 Jakub Jelinek <jakub@redhat.com>
940 * fold-const.c (fold): Fix a typo.
942 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
944 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
945 comparison against the highest or lowest integer value before
946 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
947 transformation and that of an unsigned comparison against 0
950 2002-05-15 Richard Henderson <rth@redhat.com>
952 * varasm.c (merge_weak): Error for any weakening after definition.
953 Adjust weakening after use warning to catch more cases.
954 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
955 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
957 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
959 * invoke.texi (-malign-double): Re-add lost warning.
961 * i386-protos.h (x86_output_mi_thunk): Declare.
962 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
963 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
965 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
966 when flag_asynchronous_unwind_tables is set.
968 * flags.h (flag_reorder_functions): Declare.
969 * function.c (prepare_function_start): Initialize frequnecy.
970 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
971 * Makefile.in (predict.o): Add dependency on target.h and params.h
972 * defaults.h (HOT_TEXT_SECTION_NAME,
973 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
974 * predict.c (choose_function_section): New function.
975 (estimate_bb_frequencies): Use it.
976 * toplev.c (flag_reorder_functions): New global variable.
977 (lang_independent_options): New.
978 (parse_options_and_default_flags): Set.
979 * varasm.c (assemble_start_function): Bypass functdion alignment
980 for never executed functions.
981 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
982 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
983 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
986 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
988 * predict.c: Inlude profile.h
989 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
990 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
991 Use the information about maximal counter in the program.
993 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
995 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
996 probably_never_executed_bb_p): New functions.
997 * cfgcleanup.c (outgoing_edges_match): Use them.
998 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
999 (maybe_hot_bb_p, probably_cold_bb_p,
1000 probably_never_executed_bb_p): New functions.
1002 * function.h (function): Add new field function_frequency.
1003 * predict.c (compute_function_frequency): New function.
1004 (estimate_probability): Call it.
1006 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1008 PR optimization/5172, optimization/5200
1009 * gcse.c (gcse_main): Disable store_motion.
1011 2002-05-14 Zack Weinberg <zack@codesourcery.com>
1013 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
1014 (c_common_nodes_and_builtins): Use it.
1015 (builtin_define_with_value): New function.
1016 (cb_register_builtins): Define __SIZE_TYPE__,
1017 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
1018 using builtin_define_with_value. Use consistent notation when
1019 defining __GXX_WEAK__.
1020 (WCHAR_TYPE_SIZE): Don't redefine.
1021 (combine_strings): Don't use WCHAR_TYPE_SIZE.
1023 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
1024 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
1025 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
1026 * tradcpp.c (initialize_builtins): Likewise.
1027 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
1029 * c-lex.h (builtin_define_with_value): Prototype.
1030 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
1031 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
1032 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
1034 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
1035 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
1036 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
1037 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
1038 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
1039 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
1040 config/sparc/sol2-bi.h, config/sparc/sparc.h:
1041 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
1042 to __SIZE_TYPE__ etc from all spec strings. When this makes
1043 extra specs empty, delete them.
1045 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1047 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
1048 for PA8000 or generating dwarf2 call frame information.
1049 (output_call): Remove DO_FRAME_NOTES check from return pointer
1051 (following_call): Return 0 when scheduling for PA8000 or generating
1052 dwarf2 call frame information. Revise comment.
1054 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1057 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
1058 and __IEEE_FP_INEXACT as appropriate.
1059 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
1060 (CPP_SPEC): Remove ieee defines.
1061 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
1063 2002-05-14 Richard Henderson <rth@redhat.com>
1065 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
1066 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
1068 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1070 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
1072 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
1073 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
1074 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
1075 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
1076 (EXTRA_SPECS): Update.
1077 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
1078 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
1079 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
1080 define TARGET_OS_CPP_BUILTINS if necessary.
1082 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1084 * gcc.c (cpp_options): Must pass -m* and -f* options
1085 to the front end even when only preprocessing.
1086 (cc1_options): Remove redundant -lang-c.
1087 * tradcpp.c (main): Ignore -m options.
1089 * lang-specs.h: Similarly.
1091 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
1093 * genautomata.c (transform_3): Add code for transformation
1094 `(A,B,...)+C -> A+C,B,...'.
1096 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
1098 * final.c (end_final): Do not output profile_arcs constructor, when
1099 no functions are instrumented.
1101 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
1103 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
1105 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1107 * doc/install.texi: Remove special markup originally required for
1108 HTML generation with texi2html.
1110 2002-05-14 Andreas Schwab <schwab@suse.de>
1112 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
1114 (UNIQUE_SECTION): Define to get small data correctly.
1116 * varasm.c (resolve_unique_section): Add third parameter
1117 flag_function_or_data_sections and use it instead of
1118 flag_function_sections.
1119 (assemble_start_function): Pass flag_function_sections.
1120 (asm_emit_uninitialised): Pass flag_data_sections.
1121 (assemble_variable): Likewise.
1123 2002-05-14 Richard Henderson <rth@redhat.com>
1125 * config/i386/i386.md: Use define_constants for unspec numbers.
1126 * config/i386/i386.c: Likewise.
1128 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1130 * doc/contrib.texi: Update my entry.
1132 2002-05-13 Mark Mitchell <mark@codesourcery.com>
1134 * fixinc/inclhack.def (winidss_valist): Limit applicability.
1135 * fixinc/fixincl.x: Regenerated.
1136 * fixinc/tests/base/math.h: Update.
1137 * fixinc/tests/base/testing.h: Likewise.
1139 2002-05-13 Zack Weinberg <zack@codesourcery.com>
1141 * genattr.c (gen_attr): Don't emit a comma after the last
1144 2002-05-13 Richard Henderson <rth@redhat.com>
1146 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
1148 * recog.c (peephole2_optimize): Likewise.
1150 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
1152 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
1155 2002-05-13 Jeffrey A Law (law@redhat.com)
1157 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
1158 Update prototype and callers.
1159 (propagate_one_insn): Stack pointer adjustments kill MEMs on
1160 the mem_set_list which reference the stack pointer, as do
1161 calls to constant functions as they may clobber outgoing
1164 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
1166 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
1167 (ia32_multipass_dfa_lookahead): New function.
1169 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1171 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
1172 (translate_options): Remove 'V'.
1173 (process_command): Similarly.
1175 * invoke.texi: Remove documentation of 'V'.
1177 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
1179 * config/s390/linux.h: Revert 2002-04-22 changes.
1181 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
1183 * config/fr30/fr30.md: Only allow splits of immediate loads
1184 if the destination is a register.
1186 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1188 * Makefile.in (c-common.o, cppinit.o): Update.
1189 * c-common.c: Include except.h.
1190 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
1191 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
1192 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
1193 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
1194 CPP_PREDEFINES): Handle here.
1196 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
1197 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
1198 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
1199 TARGET_OS_CPP_BUILTINS.
1200 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
1201 (CPP_SPEC, EXTRA_SPECS): Update.
1202 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
1203 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
1204 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
1205 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
1206 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
1208 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
1209 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
1211 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1213 * emit-rtl.c (global_rtl): Update comment.
1214 (const_double_htab, const_double_htab_hash,
1215 const_double_htab_hash, lookup_const_double): New.
1216 (const_int_htab_hash, const_int_htab_eq): Remove const
1217 qualifiers, which cause tons of warnings with RTL checking on.
1218 (gen_rtx_CONST_DOUBLE): Deleted.
1219 (const_double_from_real_value): New function - bears some
1220 resemblance to the former immed_real_const_1.
1221 (immed_double_const): Moved here from varasm.c and
1223 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
1224 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
1225 (gen_rtx): Use immed_double_const.
1226 (init_emit_once): Initialize the const_double_htab. Use
1227 REAL_VALUE_FROM_INT where possible. Can now use
1228 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
1229 * varasm.c (struct varasm_status): Remove x_const_double_chain.
1230 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
1231 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
1232 (init_varasm_status, mark_varasm_status): Don't touch
1233 x_const_double_chain.
1235 * output.h: Delete prototype for clear_const_double_mem.
1236 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
1237 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
1238 const_double_from_real_value, not immed_real_const_1, and use
1239 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
1241 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
1242 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
1243 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
1244 (gen_rtx_REG): Second arg is unsigned.
1246 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
1247 (excluded_rtx): New, return true for CONST_DOUBLE.
1248 (genmacro): Write nothing for excluded codes.
1249 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
1250 * expr.c (expand_expr): Likewise.
1251 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
1253 * toplev.c (rest_of_compilation): Don't call
1254 clear_const_double_mem.
1256 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
1257 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
1258 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
1259 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
1260 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
1261 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
1262 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
1263 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
1265 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1267 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
1269 2002-05-12 Tom Tromey <tromey@redhat.com>
1271 * tree.h (copy_node): Don't mention TREE_PERMANENT.
1273 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1275 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
1276 (scan_comma_elt): New function. Accepts whitespace in comma lists.
1277 * gensupport.h: Prototype new routines.
1278 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
1280 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
1281 (next_comma_elt): Use scan_comma_elt.
1283 * config/i386/i386.md: Use new attribute notation to break up
1284 long lines in define_attr forms.
1286 2002-05-12 Richard Henderson <rth@redhat.com>
1288 * expr.c (compress_float_constant): New.
1289 (emit_move_insn): Use it.
1290 (float_extend_from_mem): New.
1291 (init_expr_once): Initialize it.
1292 * real.c (exact_real_truncate): New.
1294 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
1295 dropped into memory; penalize for size.
1296 (RTX_COSTS): FLOAT_EXTEND is free.
1297 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
1298 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
1300 2002-05-12 Richard Henderson <rth@redhat.com>
1302 * profile.h (profile_info): Add missing extern to declaration.
1303 * profile.c (profile_info): Define it.
1305 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1307 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
1308 used for DImode and TImode.
1310 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1312 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
1315 2002-05-11 Zack Weinberg <zack@codesourcery.com>
1317 * config/rs6000/rs6000.c (rs6000_default_long_calls,
1318 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
1319 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
1320 (rs6000_override_options): Handle -m(no-)longcall.
1321 (init_cumulative_args, output_mi_thunk): Check for both
1322 longcall and shortcall attributes on the function.
1323 (rs6000_attribute_table): Add "shortcall".
1324 (rs6000_handle_longcall_attribute): Update comment.
1325 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
1326 altivec_expand_ternop_builtin): Add default clauses to switches
1327 to silence warnings.
1329 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
1330 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
1331 (TARGET_OPTIONS): Add longcall and no-longcall.
1333 * config/rs6000/rs6000.md (call_nonlocal_sysv,
1334 call_value_nonlocal_sysv): Split by alternatives. One pair
1335 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
1336 the call cookie. The other pair accepts only LR/CTR and has
1339 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
1340 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
1342 * config/rs6000/rs6000-c.c: New file.
1343 * config/rs6000/t-rs6000-c-rule: New file.
1344 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
1345 Prototype rs6000_pragma_longcall.
1347 * doc/extend.texi: Document shortcall attribute.
1348 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
1350 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1352 * reorg.c (dbr_schedule): Remove unnecessary test.
1354 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1356 * i386.md (testsi to testqi spliters): New.
1358 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
1360 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
1362 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
1364 * basic-block.h: New flag EDGE_CAN_FALLTHRU
1365 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
1366 that can be made fallthru.
1368 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
1370 * cfglayout.c (cleanup_unconditional_jumps): New static function.
1371 (cfg_layout_initialize): Use it.
1373 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
1375 * config/avr/avr.c (avr_mcu_types): Update supported devices.
1376 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1377 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1379 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
1381 * dbxout.c: Fix formatting.
1382 * dependence.c: Likewise.
1384 * diagnostic.c: Likewise.
1385 * doloop.c: Likewise.
1386 * dominance.c: Likewise.
1387 * doschk.c: Likewise.
1388 * dwarf2asm.c: Likewise.
1389 * dwarf2out.c: Likewise.
1390 * dwarfout.c: Likewise.
1392 2002-05-10 Richard Henderson <rth@redhat.com>
1394 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
1395 Convert integers constants as needed. Replace "nwords" field with
1397 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
1398 * function.h: Fix typo in comment.
1399 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
1401 2002-05-10 Roger Sayle <roger@eyesopen.com>
1403 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
1404 into the equivalent (signed char)c > 0.
1406 2002-05-10 Janis Johnson <janis187@us.ibm.com>
1408 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
1409 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
1410 (struct prefetch_info): Fix spelling of member bytes_accessed.
1411 (emit_prefetch_instructions): Make dump messages more regular;
1412 restructure code to add more dump messages; use new macros for
1413 heuristics. (There are no code generation changes in any of this).
1415 2002-05-10 David S. Miller <davem@redhat.com>
1417 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
1418 (struct rtx_def): Update unchanging flag comment.
1419 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
1420 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
1421 to be handled to INSN too.
1422 (dbr_schedule): Likewise.
1423 * resource.c (next_insn_no_annul): Likewise.
1425 * cse.c (rtx_cost): Remove multiplication by power of 2 special
1428 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1430 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
1431 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
1432 (possibly) work around broken /bin/sh.
1434 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1436 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
1437 . as N64/N32 libgcc_s.so subdirs.
1439 2002-05-10 David S. Miller <davem@redhat.com>
1441 * config/sparc/sparc.md: Use define_constants for unspec numbers.
1443 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
1445 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
1447 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
1448 * doc/rtl.texi: Document these macros more accurately.
1449 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
1450 JUMP_INSNs and CALL_INSNs.
1451 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
1452 or INSN_FROM_TARGET_P if the code is appropriate.
1454 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
1456 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
1457 before using SYMBOL_REF_FLAG (addr).
1459 * config/avr/avr-protos.h (avr_io_address_p): Declare.
1460 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
1461 Make non-static. Update all callers.
1462 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
1463 New insns to clear/set/test a single bit in I/O address space.
1465 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1467 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
1469 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1471 * Makefile.in: Update.
1472 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
1473 builtin_define_std): New.
1474 (c_common_init): Register CPP builtins callback.
1475 * c-common.h (flag_iso, flag_undef): New.
1476 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
1477 * c-lex.c: Don't include target.h.
1478 (cb_register_builtins): Move to c-common.c.
1479 (init_c_lex): Don't register hook here.
1480 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
1481 (cpp_define, cpp_assert): Remove.
1482 * gcc.c (cc1_options): Pass -undef to front end.
1483 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
1484 (TARGET_INITIALIZER): Update.
1485 * target.h (struct cpp_reader): Don't predeclare.
1486 (struct gcc_target): Remove cpp builtin hook.
1487 * tree.c (default_register_cpp_builtins): Remove.
1491 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1493 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
1495 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1497 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
1498 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
1500 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1502 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
1503 * config/sparc/libgcc-sparc-glibc.ver: New file.
1504 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1505 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
1507 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1510 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
1511 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
1512 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
1514 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
1515 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
1516 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1517 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1519 2002-05-09 Richard Henderson <rth@redhat.com>
1521 * config/ia64/ia64.md: Use define_constants for unspec numbers.
1522 * config/ia64/ia64.c: Likewise.
1524 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
1526 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
1527 (save_restore_insns): Likewise.
1528 (mips_expand_prologue, mips_expand_epilogue): Update callers.
1529 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
1531 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
1533 * athlon.md, k6.md, pentium.md, ppro.md): New files.
1534 * i386.md: Move scheduling information into new files.
1536 * i386.md (type attribute): Add "rotate" for rotate insns.
1537 (rotate insns): Set type to "rotate".
1538 (various attributes and function units): Treat rotate like shift.
1539 (pent_pair attribute): Only rotates by one bit position are
1541 (sbb insns): Explicitly set pent_pair attribute on a couple
1542 that were missing it.
1544 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
1546 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
1547 make sure that buffer starts on odd word address.
1548 (sh_va_arg): Skip odd fp registers when reading a double precision
1551 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1553 * tree.h (preserve_data, object_permanent_p, type_precision):
1556 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1558 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
1559 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
1561 * cpp.texi: Update for removal of obsolete features.
1563 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
1564 Jeffrey A Law (law@redhat.com)
1566 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
1567 the DFA interface for Pentium processors.
1568 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
1569 (attr_pent_pair, ix86_pent_find_pair): Remove.
1570 (ix86_sched_reorder_pentium): Remove.
1571 (ix86_sched_reorder): Remove reordering for Pentium.
1572 * i386.md (Pentium scheduling): Rewrite using DFA description.
1574 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
1576 * cfganal.c (can_fallthru): Fix fast path.
1577 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
1578 with edges to the next block.
1580 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
1581 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
1583 * final.c (end_final): Use C trees to output data structures for profiling.
1585 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
1586 (profile.o): New dependency profile.h
1587 (final.o): New dependency profile.h
1588 * profile.h: New file. New global structure profile_info.
1589 * final.h (count_edges_instrumented_now): Declare.
1590 (current_function_cfg_checksum): Declare.
1591 (function_list): New structure.
1592 (functions_head, functions_tail): New static variables.
1593 (end_final): Emits more data, removed some -ax stuff.
1594 (final): Stores function names and chcksums.
1595 * gcov-io.h (__write_gcov_string): New function.
1596 (__read_gcov_string): New function.
1597 * gcov.c (read_profile): New function.
1598 (create_program_flow_graph): Uses read_profile instead of reading
1600 (read_files): Removed da_file checking, it's done by read_profile now.
1601 * libgcc2.c (bb_function_info): New structure.
1602 (bb): New field in structure, removed some -ax stuff.
1603 (__bb_exit_func): Changed structure of da_file.
1604 * profile.c (count_edges_instrumented_now): New global variable.
1605 (current_function_cfg_checksum): New global variable.
1606 (max_counter_in_program): New global variable.
1607 (get_exec_counts): New function.
1608 (compute_checksum): New function.
1609 (instrument_edges): Sets count_edges_instrumented_now.
1610 (compute_branch_probabilities): Uses get_exec_counts instead of
1612 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
1613 (init_branch_prob): Removed da_file checking, done in get_exec_counts
1615 (end_branch_prob): Removed da_file checking, done in get_exec_counts
1617 * gcov.texi: Updated information about gcov file format.
1619 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
1621 * sbitmap.c: Fix formatting.
1623 * scan-decls.c: Likewise.
1624 * sched-deps.c: Likewise.
1625 * sched-ebb.c: Likewise.
1626 * sched-rgn.c: Likewise.
1627 * sched-vis.c: Likewise.
1628 * sdbout.c: Likewise.
1629 * sibcall.c: Likewise.
1630 * simplify-rtx.c: Likewise.
1632 * ssa-ccp.c: Likewise.
1633 * ssa-dce.c: Likewise.
1635 * stor-layout.c: Likewise.
1636 * stringpool.c: Likewise.
1638 2002-05-09 David S. Miller <davem@redhat.com>
1640 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
1642 2002-05-07 David S. Miller <davem@redhat.com>
1644 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
1645 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
1646 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
1647 library implementation clobbers the output before the inputs
1648 are fully consumed, use stack temporary for the output.
1650 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
1652 * config/netbsd.h (CPP_SPEC): Remove.
1653 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
1654 * config/i386/netbsd.h (CPP_SPEC): Define.
1655 * config/ns32k/netbsd.h (CPP_SPEC): Define.
1656 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
1657 * config/sparc/netbsd.h (CPP_SPEC): Define.
1658 * config/vax/netbsd.h (CPP_SPEC): Define.
1660 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
1662 * read-rtl.c: Fix formatting.
1664 * recog.c: Likewise.
1665 * regclass.c: Likewise.
1666 * regmove.c: Likewise.
1667 * reg-stack.c: Likewise.
1668 * reload1.c: Likewise.
1669 * reload.c: Likewise.
1670 * resource.c: Likewise.
1671 * rtlanal.c: Likewise.
1673 * rtl-error.c: Likewise.
1675 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1677 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
1678 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
1680 2002-05-08 Bernd Schmidt <bernds@redhat.com>
1682 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
1683 use __SSE2__ macro instead.
1684 * config/i386/xmmintrin.h: Likewise.
1686 2002-05-08 Janis Johnson <janis187@us.ibm.com>
1688 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
1689 and use it in all invocations of these macros. Clean up comments.
1690 * rtl.c (rtl_check_failed_flag): Add an argument for the name
1691 of the flag access macro whose check failed.
1692 * doc/rtl.texi (Flags): Document additional flag uses.
1694 2002-05-08 Robert Spier <rspier@pobox.com>
1695 Neil Booth <neil@daikokuya.demon.co.uk>
1697 PR preprocessor/6521
1698 * cppfiles.c (handle_missing_header): Don't do anything
1699 different for <> includes.
1701 * cppopts.texi: Update documentation for -MG.
1703 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
1705 * cpplex.c (cpp_interpret_charconst): Truncate as well as
1708 * cpp.texi: Clarify multichar charconst valuation.
1710 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1712 * doc/invoke.texi: Document -mwindiss option.
1714 2002-05-08 Jason Merrill <jason@redhat.com>
1716 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
1718 * dwarf2out.c (gen_type_die): Abort on broken recursion.
1721 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
1724 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
1726 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
1727 little-endian multilibs to override arm/thumb multilibs.
1728 Do not build hardware floating point multilibs, nor apcs-26
1729 multilibs for the Thumb.
1731 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1734 * varasm.c (mark_weak): New function.
1735 (merge_weak): Use it. Do not call declare_weak.
1736 (declare_weak): Use merge_weak.
1738 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1740 * cse.c (dead_libcall_p): Update counts.
1741 (delete_trivially_dead_insns): Update call of dead_libcall_p.
1743 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1745 * cfglayout.c (function_tail_eff_head): Rename to ...
1746 (function_footer): ... this one.
1747 (unlink_insn_chain): New functions.
1748 (label_for_bb): Only call block_label and emit debug message.
1749 (record_effective_endpoints): Actually unlink the headers and footers.
1750 (fixup_reorder_cahin): Re-insert the unlinked sequences.
1751 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
1752 * cfglayout.h (struct reorder_block_def): New fields footer/header;
1753 remove eff_head/eff_end.
1754 * rtl.h (set_first_insn): Declare.
1755 * emit-rtl.c (set_first_insn): New function.
1757 * cfglayout.c (fixup_reorder_chain): Dump duplicated
1758 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1759 cfg_layout_duplicate_bb): New global function.
1760 (duplicate_insn_chain): New static function.
1761 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1762 cfg_layout_duplicate_bb): Declare.
1763 (struct reorder_block_def): Add "original" field.
1764 * emit-rtl.c (emit_copy_of_insn_after): New function.
1765 * rtl.h (emit_copy_of_insn_after): Declare.
1767 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
1768 (fixup_reorder_chain): properly handle edges to exit block.
1770 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1771 Jan Hubicka <jh@suse.cz>
1773 * basic-block.h (note_prediction_to_br_prob): declare.
1774 * c-semantics.c: Inlucde predit.h
1775 (expand_stmt): predict GOTO_STMT as not taken.
1776 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
1777 (cleanup_cfg): Do not free tail_recursion_list.
1778 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
1779 (flow_delete_block): Kill predictions past end of basic block.
1780 * output.h (delete_unreachable_blocks): Declare.
1781 * predict.c (predicted_by_p, process_note_predictions,
1782 process_note_prediction, last_block_p): New function.
1783 (estimate_probability): Bypass loop on PRED_CONTINUE;
1784 do not handle noreturn heuristics; kill PRED_RETURN; add
1786 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
1787 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
1788 * predict.h (IS_TAKEN): New constant.
1789 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
1790 * rtl.c (NOTE_INSN_PREDICTION): New.
1791 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
1793 (insn_note): add NOTE_INSN_PREDICTION.
1794 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
1795 CFG; free tail_recursion_label_list.
1796 * stmt.c: Include predict.h;
1797 (return_prediction): New.
1798 (expand_value_return): Use it.
1799 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
1801 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
1803 * config/mips/mips.md: Name the unspecs with define_constant.
1804 (*HILO_delay): Rename to 'hilo_delay' (no star).
1805 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
1806 (reload_outdi, reload_outsi): Likewise.
1808 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
1810 * toplev.c: Fix formatting.
1812 2002-05-07 Janis Johnson <janis187@us.ibm.com>
1814 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
1815 * configure.in (ac_rtlflag_checking): New.
1816 * doc/install.texi (--enable-checking): Document RTL flag checking.
1818 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1820 * c-common.c (c_common_init): Set options->unsigned_wchar.
1821 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
1822 group target dependencies.
1823 (init_builtins, cpp_handle_option): Update.
1824 * cpplex.c (cpp_interpret_charconst): Update.
1825 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
1826 signed_char to unsigned_char, group target dependencies.
1827 * defaults.h (WCHAR_UNSIGNED): Remove.
1828 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
1830 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
1831 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
1832 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
1833 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
1834 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
1836 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
1838 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1840 * fixinc/inclhack.def (windiss_math1): New fix.
1841 (windiss_math2): Likewise.
1842 (windiss_valist): Likewise.
1843 * fixinc/fixincl.x: Regenerated.
1845 2002-05-07 Andreas Jaeger <aj@suse.de>
1847 * genautomata.c (output_internal_min_issue_delay_func): Add
1848 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
1849 (output_internal_trans_func): Likewise.
1851 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
1853 * pa.c (hppa_profile_hook): Use force_reg to get the address
1854 of the profile hook into an appropriate pseudo register.
1856 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1858 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
1859 (LINK_START_SPEC): Handle it.
1860 (LINK_OS_SPEC): Likewise.
1861 (CPP_SPEC): Likewise.
1862 (STARTFILE_SPEC): Likewise.
1863 (LIB_SPEC): Likewise.
1864 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
1866 (CRTSAVRES_DEFAULT_SPEC): New macro.
1867 (LIB_WINDISS_SPEC): New macro.
1868 (CPP_OS_WINDISS_SPEC): Likewise.
1869 (STARTFILE_WINDISS_SPEC): Likewise.
1870 (ENDFILE_WINDISS_SPEC): Likewise.
1871 (LINK_START_WINDISS_SPEC): Likewise.
1872 (LINK_OS_WINDISS_SPEC): Likewise.
1873 * config/rs6000/windiss.h: New file.
1875 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
1877 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
1879 2002-05-06 David S. Miller <davem@redhat.com>
1881 * config/sparc/sparc.md (shift insns): Do not mask off
1882 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
1885 2002-05-06 Richard Henderson <rth@redhat.com>
1888 * expr.c (highest_pow2_factor_for_type): New.
1889 (expand_assignment): Use it.
1891 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
1893 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
1895 ("altivec_mfvscr"): Same.
1897 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1899 * rtl.h (struct rtx_def): Update comments.
1900 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
1901 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
1902 RTL_FLAG_CHECK macros with list of expected RTL codes.
1903 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
1904 (rtl_check_failed_flag): New.
1905 * reload1.c (reload): Use REG macro before changing rtx to MEM.
1906 (reload_cse_noop_set_p): Check rtx code before using access macro.
1907 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
1908 before using access macro.
1910 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1912 * doc/rtl.texi (Flags): Update to reflect current usage.
1914 2002-05-06 Roger Sayle <roger@eyesopen.com>
1917 * fold-const.c (sign_bit_p): New function.
1918 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
1919 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
1920 Reapply fold when converting (A & C) == C into (A & C) != 0.
1921 (fold_binary_op_with_conditional_arg): Fix typo in comment.
1923 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1925 * c-common.c (warn_multichar): New.
1926 (c_common_init): Set CPP's warn_multichar.
1927 * c-common.h (warn_multichar): New.
1928 * c-decl.c (warn_multichar): Remove.
1929 * c-lex.c (lex_charconst): Update.
1930 * c-tree.h (warn_multichar): Remove.
1931 * cppexp.c (eval_token): Sign-extend charconst value.
1932 * cppinit.c (cpp_create_reader): Set warn_multichar.
1933 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
1934 each character. Update prototype. Sign-extend the result.
1935 * cpplib.h: Fix conditions.
1936 (struct cpp_options): Add new warning flag.
1937 (cpp_interpret_charconst): Update prototype.
1939 * cpp.texi: Update documentation.
1941 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
1943 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
1944 Fix typo in usage of allof instead of unit.
1946 2002-05-06 Richard Henderson <rth@redhat.com>
1948 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
1949 and any jump or call for IN.
1951 2002-05-06 Bernd Schmidt <bernds@redhat.com>
1953 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
1955 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
1957 2002-05-06 Roger Sayle <roger@eyesopen.com>
1959 * fold-const.c (lshift-double): Cast the high word to an unsigned
1960 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
1961 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
1962 avoid compiler warning. (fold): Remove redundant code from
1963 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
1965 2002-05-06 Jeff Law <law@redhat.com>
1967 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
1968 * pa.c (pa_adjust_cost): Remove all true dependency cost
1969 adjustments. Also remove support for non-DFA scheduling.
1970 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
1971 to adjust true dependency costs. Update various comments.
1972 (7100lc, 7200, 7300 scheduling): Simplify by combining the
1973 FP ALU & MPY units into a single unit.
1975 2002-05-06 Catherine Moore <clm@redhat.com>
1977 * config/v850/v850.c (compute_register_save_size): Make sure
1978 to count all of the registers that will be saved.
1980 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1982 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
1984 2002-05-06 David S. Miller <davem@redhat.com>
1986 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
1987 allow result to overlap input operands in memory.
1989 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1992 * cpp.texi: Update multichar charconst docs.
1994 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1996 * cpplex.c (cpp_interpret_charconst): Sign-extend each
1997 character. Don't ignore excess characters. Treat
1998 multicharacter character constants as signed.
1999 (cpp_parse_escape): Clarify diagnostic.
2001 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2003 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
2004 use add instead of shift.
2005 (ashldi3_sp64): Likewise.
2006 (ashlsi3_const1, ashldi3_const1): Remove.
2007 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
2008 * config/sparc/sparc.c (const1_operand): New.
2010 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
2012 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
2014 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2017 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
2019 2002-05-05 Richard Henderson <rth@redhat.com>
2021 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
2022 memory latency adjustments.
2023 (alpha_variable_issue): Remove.
2024 (alpha_use_dfa_pipeline_interface): New.
2025 (alpha_multipass_dfa_lookahead): New.
2026 * config/alpha/alpha.md: Remove define_function_unit scheduling;
2027 include new dfa scheduling.
2028 (attr type): Add none.
2030 * config/alpha/ev4.md: New.
2031 * config/alpha/ev5.md: New.
2032 * config/alpha/ev6.md: New.
2034 2002-05-05 David S. Miller <davem@redhat.com>
2036 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
2038 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
2040 * cse.c: Fix formatting.
2041 * emit-rtl.c: Likewise.
2043 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2045 * genautomata.c (initiate_states): Add additional guard to
2046 initialize `units_array'.
2048 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2050 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
2051 process_unit_to_form_the_same_automaton_unit_lists,
2052 form_the_same_automaton_unit_lists
2053 check_unit_distributions_to_automata): New prototypes and
2055 (check_automata): Rename it into `check_automata_insn_issues'.
2056 (unit_decl): New fields `the_same_automaton_unit' and
2057 `the_same_automaton_message_reported_p'.
2058 (unit_decl_t): New typedef.
2059 (the_same_automaton_lists): New gloval variable.
2060 (unit_regexp, unit_set_el, units_array, units_cmp,
2061 output_get_cpu_unit_code_func): Use the typedef.
2062 (evaluate_max_reserv_cycles): Increment
2063 `description->max_insn_reserv_cycles'.
2064 (initiate_states): Don't increment `max_cycles_num'.
2065 (transform_insn_regexps): Move code around transformation of
2066 regexps from `generate'.
2067 (generate): Remove call of `transform_insn_regexps'.
2068 (expand_automata): Call `transform_insn_regexps' and
2069 `check_unit_distributions_to_automata'. Check errors before
2072 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
2073 automaton `ultrasparc3_1'.
2075 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2077 * c-common.c (c_common_init): Set up CPP arithmetic.
2078 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
2079 something reasonable for the host.
2080 (sanity_checks): Add checks.
2081 (cpp_read_main_file): Call sanity_checks() from here...
2082 (cpp_post_options): ... not here.
2083 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
2084 * cpplib.h (struct cpp_options): New member int_precision.
2086 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2088 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
2090 2002-05-04 David S. Miller <davem@redhat.com>
2092 * config/sparc/linux.h, config/sparc/linux64.h
2093 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
2095 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
2097 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
2099 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
2102 2002-05-05 Tim Josling <tej@melbpc.org.au>
2104 * treelang; New directory for new sample language treelang.
2106 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2108 * Makefile.in (c-lex.o): Update.
2109 * c-lex.c: Include target.h.
2110 (cb_register_builtins): New.
2111 (init_c_lex): Set builtins callback.
2112 * c-lex.h (cpp_define, cpp_assert): New prototypes.
2113 * cppinit.c (init_builtins): Use callback, including for
2115 * cpplib.h (struct cpp_callbacks): New member.
2116 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
2117 (TARGET_INITIALIZER): Update.
2118 * target.h (struct gcc_target): New hook.
2119 * tree.c (default_register_cpp_builtins): New.
2120 * tree.h (default_register_cpp_builtins): New.
2122 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
2124 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2126 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
2127 (cpp_post_options): Move sanity checks to...
2128 (sanity_checks): New.
2129 * cpplex.c (maybe_read_ucs): Fix prototype.
2130 (parse_string, cpp_parse_escape): Cast for %c format specifier.
2131 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
2134 2002-05-04 Bernd Schmidt <bernds@redhat.com>
2136 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
2137 builtins. Use V2DI patterns instead of TI for logical operations.
2138 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
2139 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
2140 (ix86_expand_builtins): Change the pattern used for movntdq.
2141 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
2142 sse2_nandv2di3): New patterns.
2143 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
2145 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
2146 (cvtdq2pd): Correct mode on operand 1.
2147 (sse2_umulsidi3): Describe without unspec.
2148 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
2150 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
2151 (ashlv2di3): Likewise, from sse2_ashlv2di3.
2152 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
2153 ashlv4si3, ashlv2di3): Use SImode for shift count.
2154 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
2155 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
2157 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
2159 (__m128i, __m128d): New macros.
2160 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
2161 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
2162 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
2163 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
2164 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
2165 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
2166 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
2167 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
2168 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
2169 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
2170 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
2171 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
2172 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
2173 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
2174 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
2175 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
2176 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
2177 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
2178 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
2179 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
2180 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
2181 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
2182 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
2183 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
2184 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
2185 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
2186 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
2187 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
2188 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
2189 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2190 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
2191 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
2192 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
2193 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
2194 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
2195 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
2196 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
2198 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
2199 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
2201 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
2203 * dwarf2out.c: Fix formatting.
2204 * varasm.c: Likewise.
2206 2002-05-04 David Edelsohn <edelsohn@gnu.org>
2209 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
2210 clobber and use result as temporary value.
2212 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2214 * expr.c (force_operand): Use expand_simple_* to handle more
2217 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2219 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
2221 (lex_charconst): Update for change in prototype of
2222 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
2224 * cpphash.h (BITS_PER_CPPCHAR_T): New.
2225 * cppinit.c (cpp_create_reader): Initialize them for no
2226 change in semantics.
2227 (cpp_post_options): Add sanity checks.
2228 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
2229 and truncation issues. Calculate in type cppchar_t.
2230 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
2231 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
2232 run-time dependent precision correctly. Return whether the
2233 result is signed or not.
2234 * cpplib.c (dequote_string): Use cppchar_t; update.
2235 * cpplib.h (cppchar_signed_t): New.
2236 struct cpp_options): New precision members.
2237 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
2238 * cppexp.c (eval_token): Update.
2240 2002-05-03 David S. Miller <davem@redhat.com>
2242 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
2243 * config/sparc/sparc.c (sparc_rtx_costs): New function
2244 implementing RTX_COSTS and CONST_COSTS.
2245 * config/sparc/sparc.h (CONST_COSTS): Delete.
2246 (RTX_COSTS_CASES): Define.
2247 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
2250 * config/sparc/sparc.md (DFA schedulers): Split out...
2251 * config/sparc/cypress.md, config/sparc/hypersparc.md,
2252 config/sparc/sparclet.md, config/sparc/supersparc.md,
2253 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
2255 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
2256 checks on it, always defined for Sparc.
2258 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
2259 Tweak, and add more detailed comments.
2261 2002-05-03 Zack Weinberg <zack@codesourcery.com>
2263 * Re-apply patch accidentally reverted with
2264 DFA scheduler merge: remove all rules and variables to slurp
2265 source files out of libiberty and rebuild them with HOST_CC.
2266 ($(HOST_PREFIX_1)varray.o): New rule.
2267 (genattrtab rule): Word wrap.
2269 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2271 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
2272 (CPP_SUBTARGET_SPEC): Define.
2273 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
2274 cpp_subtarget specs.
2275 (CPP_SPEC): Redefine to include %(cpp_subtarget).
2277 2002-05-03 David S. Miller <davem@redhat.com>
2279 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
2280 * target.h (struct gcc_target): Delete cycle_display member.
2282 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
2283 (rtx_needs_barrier): Delete reference to cycle_display unspec.
2284 (ia64_sched_reorder2): Mention need for cycle display handling
2285 once such notes exist.
2287 2002-05-03 Richard Henderson <rth@redhat.com>
2289 * real.c (etoasc): Strip most trailing zeros for clarity.
2290 * sched-vis.c: Include real.h.
2291 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
2292 * Makefile.in (sched-vis.o): Add real.h.
2294 2002-05-03 David S. Miller <davem@redhat.com>
2296 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
2299 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
2301 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
2302 when we get an out of range literal.
2303 (altivec_expand_ternop_builtin): Same.
2304 (altivec_expand_unop_builtin): Same.
2305 (altivec_expand_builtin): Same, for dss.
2306 (altivec_expand_builtin): Use trees instead of rtl when
2307 determining literal argument validity.
2309 2002-05-03 David S. Miller <davem@redhat.com>
2311 Delete cycle display scheduling hook.
2312 * config/ia64/ia64.c (ia64_cycle_display,
2313 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
2314 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
2315 and use emit_insn_before instead of ia64_emit_insn_before.
2316 * config/ia64/ia64.md (unspec usage): Delete cycle display.
2317 (cycle_display): Delete insn pattern.
2318 * config/sparc/sparc.md (unspec usage): Delete cycle display.
2319 (cycle_display): Delete insn pattern.
2320 * config/sparc/sparc.c (sparc_cycle_display,
2321 TARGET_SCHED_CYCLE_DISPLAY): Delete.
2322 * doc/md.texi (cycle_display): Don't mention.
2323 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
2325 2002-05-03 Richard Henderson <rth@redhat.com>
2327 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
2328 * recog.h: Declare them.
2330 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
2331 * config/sparc/sparc.md: Use store_data_bypass_p instead.
2332 * config/sparc/sparc-protos.h: Update.
2334 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2336 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
2337 -D__arch64__. Add -D_LP64.
2338 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
2340 (CPP_ARCH64_SPEC): Likewise.
2341 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
2342 (NO_BUILTIN_SIZE_TYPE): Undef.
2344 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
2346 * genautomata.c (min_issue_delay_pass_states): Change return type
2348 (min_issue_delay_pass_states): Change the algorithm.
2349 (min_issue_delay): Set up min_insn_issue_delay for the state.
2350 (output_min_issue_delay_table): Interchange the nested loops and
2351 and initiate min_insn_issue_delay for states.
2353 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
2355 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
2358 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
2360 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
2363 2002-05-03 Richard Henderson <rth@redhat.com>
2366 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
2367 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
2368 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
2369 code before JUMP, not EARLIEST.
2371 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2373 * c-format.c (check_format_info_main): Don't check for presence of
2374 parameter for * width until after operand number has been read,
2375 and only check for it if format parameters are available.
2378 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2380 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
2381 (LINK_SPEC): Undef before defining.
2383 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2385 PR preprocessor/6489
2386 * tradcpp.c (fixup_newlines): New.
2387 (main, finclude): Use it.
2389 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
2391 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
2392 * config/mips/mips.c (mips_unique_section): Strip encoding from
2395 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2397 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
2400 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2402 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
2403 (Specific): Removed buildstats references.
2404 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
2405 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
2406 Accomodate Solaris versions beyond 8.
2407 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
2408 (Specific, *-*-solaris2.8): Removed, obsolete.
2410 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2413 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
2414 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
2415 fill leaf_reg_remap with identity.
2416 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
2418 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2420 * config/h8300/crti.asm: Remove trailing spaces.
2421 * config/h8300/h8300.c: Likewise.
2422 * config/h8300/lib1funcs.asm: Likewise.
2424 2002-05-02 Jason Merrill <jason@redhat.com>
2426 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
2427 * c-decl.c (c_init_decl_processing): Use it.
2428 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
2429 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
2430 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
2432 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2434 * regrename.c: Fix formatting.
2437 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
2439 * i386.md (attribute memory): Handle compares properly.
2441 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
2443 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
2446 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
2448 * function.c: Fix formatting.
2450 2002-05-02 Jan Hubicka <jh@suse.cz>
2452 * haifa-sched.c (schedule_insn): Print table of instructions and
2454 (sched_block): Do not print ready list at verbosity level 1.
2455 * sched-vis.c (print_insn): Make global.
2456 * sched-ebb.c (ebb_print_insn): Rename from...
2457 (print_insn): ... this one.
2458 * sched-int.h (print_insn): Declare
2460 2002-05-02 Richard Henderson <rth@redhat.com>
2462 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
2463 emitted by cycle_display.
2465 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
2467 * doc/install.texi (*-*-freebsd*): Update to latest status.
2469 2002-05-02 Jakub Jelinek <jakub@redhat.com>
2472 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
2473 * config/float-sparc.h: Assume 128-bit long double if
2474 __LONG_DOUBLE_128__ is defined.
2476 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
2478 * genattrtab.c (write_function_unit_info): Add a dummy element
2479 when num_units == 0.
2481 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2483 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
2484 TYPE_MODE (double_type_node) instead of DFmode.
2486 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
2488 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
2490 * toplev.c (rest_of_compilation): Revert Richard's patch.
2492 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2494 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
2496 2002-05-02 Catherine Moore <clm@redhat.com>
2498 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
2500 2002-05-02 Kazu Hirata <kazu@hxi.com>
2502 * combine.c: Fix comment typos.
2504 * genautomata.c: Likewise.
2508 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
2510 * doc/install.texi: State GNAT version requirements.
2512 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2514 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
2515 of the frame pointer or arg pointer register which strict register
2516 checking is not enabled.
2518 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
2520 * gcc.dg/altivec-8.c: New.
2522 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
2523 PRE_INC and PRE_DEC for altivec modes.
2525 2002-05-01 Bruce Korb <bkorb@gnu.org>
2527 * fixinc/check.tpl(set-writable): make sure the function exists first
2528 * fixinc/inclhack.def(alpha_assert): fix test_text
2529 * fixinc/tests/base/assert.h: add in missing result
2531 2002-05-01 Jeff Law <law@redhat.com>
2533 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
2536 2002-05-01 Joel Brobecker <brobecker@gnat.com>
2538 * dbxout.c (dbxout_type): Emit size information for range types,
2539 as well, but only when using GDB extensions.
2541 2002-05-01 Richard Henderson <rth@redhat.com>
2543 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
2544 target-independent gnu binutils date test.
2546 2002-05-01 Richard Henderson <rth@redhat.com>
2548 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
2549 info before expunging the block.
2551 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2553 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
2554 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
2555 -M -or -MM is in effect.
2557 2002-05-01 Zack Weinberg <zack@codesourcery.com>
2559 * config.gcc: Correct test of --enable-obsolete. Obsolete all
2560 A29k configurations.
2561 * doc/install.texi: Update to match.
2563 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2566 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
2567 for duplicates. Always loop over whole list.
2569 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2571 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
2573 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2575 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
2578 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2580 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
2582 2002-05-01 David Edelsohn <edelsohn@gnu.org>
2584 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
2585 (nabs_nopower): Same.
2586 (floatdisf2): New pattern.
2587 (absdi2): Convert to define_insn_and_split.
2592 (fix_trunctfdi2): Same.
2593 (fix_trunctfsi2): Same.
2595 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
2597 * doc/install.texi: Update Texinfo version requirement
2600 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2602 PR target/6512, PR target/5628
2603 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
2604 when memory is not aligned.
2605 (movdf_insn_v9only_vis): Likewise.
2606 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
2607 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
2608 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
2610 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
2612 * gcc.dg/altivec-7.c: New.
2614 * config/rs6000/altivec.h: Cleanup.
2616 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
2618 * doc/invoke.texi (Option Summary): Add -mvrsave=.
2619 (RS/6000 and PowerPC Options): Document -mvrsave=.
2621 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
2622 (rs6000_altivec_vrsave_string): Same.
2623 (rs6000_override_options): Call rs6000_parse_vrsave_option.
2624 (rs6000_parse_vrsave_option): New.
2625 (rs6000_stack_info): Only generate vrsave instructions when
2626 TARGET_ALTIVEC_VRSAVE.
2628 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
2629 (rs6000_altivec_vrsave_string): Define extern.
2630 (rs6000_altivec_vrsave): Same.
2631 (TARGET_ALTIVEC_VRSAVE): New.
2633 2002-04-30 Richard Henderson <rth@redhat.com>
2636 * toplev.c (rest_of_compilation): Don't run cross-jump before
2639 2002-04-30 Tom Rix <trix@redhat.com>
2641 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
2642 check which_alternative.
2644 2002-04-30 Kazu Hirata <kazu@hxi.com>
2646 * cpplex.c: Fix comment formatting.
2647 * function.c: Likewise.
2648 * integrate.c: Likewise.
2649 * regrename.c: Likewise.
2650 * sibcall.c: Likewise.
2651 * simplify-rtx.c: Likewise.
2652 * tree-inline.c: Likewise.
2654 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2656 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
2657 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
2658 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
2659 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
2660 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
2661 * pa/x-ada: New file. Define ADA_CFLAGS.
2663 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
2665 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
2666 from MMIX_LAST_REGISTER_FILE_REGNUM.
2667 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
2668 (struct machine_function): New member highest_saved_stack_register
2669 previously static variable in mmix.c.
2670 (MACHINE_DEPENDENT_REORG): Define.
2671 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
2672 (MMIX_OUTPUT_REGNO): New.
2673 (mmix_target_asm_function_prologue): Move calculation of last used
2674 saved-stack-register into...
2675 (mmix_machine_dependent_reorg): New function. Update to also handle
2677 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
2678 register names, simplify somewhat by new variable regno.
2679 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
2681 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
2682 emitting register names.
2683 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
2684 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
2686 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
2689 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
2691 2002-04-30 Richard Henderson <rth@redhat.com>
2693 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2694 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
2695 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
2696 emit_tfmode_cvt): New.
2697 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
2698 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
2699 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
2700 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
2701 * config/sparc/sparc-protos.h: Update.
2703 2002-04-30 Janis Johnson <janis187@us.ibm.com>
2705 * install.texi (Final install): Add to the list of info to include
2706 in a report of a successful bootstrap, and add link to 3.1 list.
2708 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
2710 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
2711 (mode): Add vector modes
2712 (i387): Kill attribute.
2713 (unit): New attribute.
2714 (length_immediate): Grok new types.
2715 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
2716 (modrm): Use "unit".
2717 (memory): Handle MMX/SSE properly.
2718 (scheduling descriptions): Kill uses of fop1.
2719 (sse, mmx, fp patterns): Set type and mode properly.
2721 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
2723 * pa.c (override_options): Default to PA8000 scheduling.
2724 * doc/invoke.texi (HP-PA options): Mention newly added 7300
2725 scheduling parameter.
2727 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
2728 handling of double precision multiplies.
2730 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
2731 fpdiv and fpsqrt instructions.
2732 (7200 & 7300 scheduling): Fix typo in handling of
2733 store-load and store-store penalties.
2735 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2737 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
2738 mips. Add two missing commas.
2740 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
2742 * doc/contrib.texi (Contributors): Update Paolo Carlini's
2743 and Benjamin Kosnik's entries.
2745 2002-04-29 David S. Miller <davem@redhat.com>
2747 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
2748 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
2749 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
2750 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2752 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2754 * combine.c (find_split_point): Use gen_int_mode.
2756 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
2758 Merging code from dfa-branch:
2760 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
2762 * genautomata.c (output_reserv_sets): Fix typo.
2764 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
2766 * genautomata.c (output_reserv_sets): Remove
2767 next_cycle_output_flag.
2769 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
2771 * sched-rgn.c (init_ready_list): Make the DFA code handle
2772 USE/CLOBBER insns in the same way as the traditional
2774 (new_ready): Similarly..
2776 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
2778 * haifa-sched.c (schedule_block): Change the DFA state only after
2781 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
2783 * pa.c (hppa_use_dfa_pipeline_interface): New function.
2784 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
2785 (override_options): Add PA7300 scheduling support.
2786 (pa_adjust_cost): Update various comments. Properly
2787 handle anti and output dependencies when using the
2789 (pa_issue_rate): Add PA7300 scheduling support.
2790 (pa_can_combine_p): Call extract_insn before calling
2791 constrain_operands (taken from mainline tree).
2792 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
2793 * pa.md (cpu attr): Add 7300. Rewrite pipeline
2794 descriptions using DFA descriptions. Add PA7300
2797 2002-03-30 David S. Miller <davem@redhat.com>
2799 Add UltraSPARC-III DFA scheduling support.
2800 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
2801 Update FP conditional move on register insn patterns to use it, as
2803 (define_attr cpu): Add ultrasparc3.
2804 (define_attr us3load_type): New, update integer load patterns to
2805 set it, as appropriate.
2806 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
2807 (rest): Add UltraSPARC3 scheduling description.
2808 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
2809 (PROCESSOR_ULTRASPARC3): New.
2810 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
2811 ({ASM,CPP}_CPU_SPEC): Likewise.
2812 (REGISTER_MOVE_COST): Likewise.
2813 (RTX_COSTS): Likewise.
2814 * config/sparc/sparc.c (sparc_override_options,
2815 sparc_initialize_trampoline, sparc64_initialize_trampoline,
2816 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2817 sparc_issue_rate): Likewise.
2818 * config/sparc/sol2.h: Likewise.
2819 * config/sparc/sol2-sld-64.h: Likewise.
2820 * config/sparc/linux64.h: Likewise.
2822 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
2824 * doc/md.texi: Add comments about usage the latency time for the
2825 different dependencies and about case when two or more conditions
2826 in different define_insn_reservations returns TRUE for an insn.
2828 * doc/md.texi: Add reference for automaton based pipeline
2831 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
2833 * doc/passes.texi: Add missed information about genattrtab.
2835 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
2837 * genautomata.c (output_automata_list_transition_code): Check
2838 automata_list on NULL.
2840 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
2842 * genautomata.c (output_insn_code_cases,
2843 output_automata_list_min_issue_delay_code,
2844 output_automata_list_transition_code,
2845 output_automata_list_state_alts_code): Comment the functions.
2847 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
2849 * genautomata.c (automata_list_el_t): New typedef.
2850 (get_free_automata_list_el,free_automata_list_el,
2851 free_automata_list, automata_list_hash, automata_list_eq_p,
2852 initiate_automata_lists, automata_list_start, automata_list_add,
2853 automata_list_finish, finish_automata_lists,
2854 output_insn_code_cases, output_automata_list_min_issue_delay_code,
2855 output_automata_list_transition_code,
2856 output_automata_list_state_alts_code, add_automaton_state,
2857 form_important_insn_automata_lists): New functions and prototypes.
2858 (insn_reserv_decl): Add members important_automata_list and
2860 (ainsn): Add members important_p.
2861 (automata_list_el): New structure.
2862 (first_free_automata_list_el, current_automata_list,
2863 automata_list_table): New global variables.
2864 (create_ainsns): Initiate member important_p.
2865 (output_internal_min_issue_delay_func): Generate the switch and
2866 call output_insn_code_cases.
2867 (output_internal_trans_func, output_internal_state_alts_func):
2869 (generate): Call initiate_automata_lists.
2870 (automaton_states): New global variable.
2871 (expand_automata): Call form_important_insn_automata_lists.
2872 (write_automata): Call finish_automata_lists.
2874 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
2876 * genautomata.c (add_excls, add_presence_absence): Check that
2877 cpu units in the sets belong the same automaton.
2879 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
2880 about that cpu units in the sets belong the same automaton.
2882 * doc/md.texi: Ditto.
2884 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
2885 Nitin Gupta <niting@noida.hcltech.com>
2887 * config/sh/sh.c (sh_use_dfa_interface): New function.
2889 (sh_issue_rate): New Function.
2890 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
2891 TARGET_SCHED_ISSUE_RATE: define.
2893 * config/sh/sh.md: Add DFA based pipeline description for SH4.
2895 (define_attr insn_class): New attribute used for DFA
2897 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
2898 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
2899 cmpeqdi_t): Likewise.
2901 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
2902 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
2904 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
2906 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2908 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
2911 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2913 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
2914 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
2916 (output_dfa_start_func): Initiate new variable insn_codes_length,
2917 (write_automata): Output definition of the new variable.
2919 2001-10-02 David S. Miller <davem@redhat.com>
2921 * haifa-sched.c (advance_one_cycle): New function.
2922 (schedule_block): Use it.
2923 (queue_to_ready): Use it, and also make sure to advance the DFA
2924 state on all stall cycles, not just those where insn_queue links
2927 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
2929 * haifa-sched.c (max_issue): Remove last_p argument. Only return
2930 non-zero if the highest-priority instruction could be scheduled.
2931 (choose_ready): Remove last argument from max_issue call.
2933 2001-09-28 David S. Miller <davem@redhat.com>
2935 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
2936 ultrasparc and 3 for other multi-issue sparcs.
2938 2001-09-27 David S. Miller <davem@redhat.com>
2940 * config/sparc/sparc.md (cycle_display): New pattern.
2941 * config/sparc/sparc.c (sparc_cycle_display): New.
2942 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
2944 2001-09-25 David S. Miller <davem@redhat.com>
2946 Convert all of Sparc scheduling to DFA
2947 * config/sparc/sparc.md: Kill all define_function_unit
2948 directives and replace with DFA equivalent.
2949 * config/sparc/sparc.c (ultrasparc_adjust_cost,
2950 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
2951 ultra_fpmode_conflict_exists, ultra_find_type,
2952 ultra_build_types_avail, ultra_flush_pipeline,
2953 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
2954 ultrasparc_variable_issue, ultrasparc_sched_init,
2955 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
2956 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
2957 ultra_cur_hist, ultra_cycles_elapsed): Kill.
2958 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2959 ultrasparc_store_bypass_p): New.
2960 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
2963 2001-09-24 David S. Miller <davem@redhat.com>
2965 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
2966 ready->vec[foo] not ready[foo].
2968 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2970 * doc/md.texi: Correct examples for define_insn_reservations
2973 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2975 * genautomata.c (create_automata): Print message about creation of
2977 (generate): Remove printing meease about creation of
2980 2001-09-05 David S. Miller <davem@redhat.com>
2982 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2983 * config/sparc/linux64.h: Likewise.
2985 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
2987 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
2988 schedule_block, sched_init, sched_finish): Add missed calls of
2989 use_dfa_pipeline_interface.
2991 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
2994 * sched-vis.c (get_visual_tbl_length): Ditto.
2996 2001-08-27 Richard Henderson <rth@redhat.com>
2998 * genattr.c (main): Emit state_t even when not doing scheduling.
3000 2001-08-27 Richard Henderson <rth@redhat.com>
3002 * genautomata.c (expand_automata): Always create a description.
3004 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3006 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3007 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3008 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3011 * genattr.c (main): New variable num_insn_reservations. Increase
3012 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3013 pipeline hazard recognizer interface.
3015 * genattrtab.h: New file.
3017 * genattrtab.c: Include genattrtab.h.
3018 (attr_printf, check_attr_test, make_internal_attr,
3019 make_numeric_value): Move protypes into genattrtab.h. Define them
3021 (num_dfa_decls): New global variable.
3022 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3023 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3024 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3025 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3027 * genautomata.c: New file.
3029 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3031 * sched-int.h: (curr_state): Add the external definition for
3032 automaton pipeline interface.
3033 (haifa_insn_data): Add comments for members blockage and units.
3035 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3036 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3037 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3038 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3039 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3040 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3041 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3043 (TARGET_SCHED): Use the new macros.
3045 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3046 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3047 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3048 dfa_bubble): New members in gcc_target.sched.
3050 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3051 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3052 (insn_queue): Redefine it as pointer to array.
3053 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3055 (max_insn_queue_index_macro_value): New variable.
3056 (curr_state, dfa_state_size, ready_try): New varaibles for
3057 automaton interface.
3058 (ready_element, ready_remove, max_issue): New function prototypes
3059 for automaton interface.
3060 (choose_ready): New function prototype.
3061 (insn_unit, blockage_range): Add comments.
3062 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3063 FUNCTION_UNITS_SIZE == 0.
3064 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3065 actual_hazard, potential_hazard): Add comments.
3066 (insn_cost): Use cost -1 as undefined value. Remove
3067 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3069 (ready_element, ready_remove): New functions for automaton
3071 (schedule_insn): Add new code for automaton pipeline interface.
3072 (queue_to_ready): Add new code for automaton pipeline interface.
3073 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3074 (debug_ready_list): Print newline when the queue is empty.
3075 (max_issue): New function for automaton pipeline interface.
3076 (choose_ready): New function.
3077 (schedule_block): Add new code for automaton pipeline interface.
3078 Print ready list before scheduling each insn.
3079 (sched_init): Add new code for automaton pipeline interface.
3080 Initiate insn cost by -1.
3081 (sched_finish): Free the current automaton state and finalize
3082 automaton pipeline interface.
3084 * sched-rgn.c: Include target.h.
3085 (init_ready_list, new_ready, debug_dependencies): Add new code for
3086 automaton pipeline interface.
3088 * sched-vis.c: Include target.h.
3089 (get_visual_tbl_length): Add code for automaton interface.
3090 (target_units, print_block_visualization): Add comments.
3092 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3093 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3094 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3095 (getruntime.o, genautomata.o): New entries.
3096 (genattrtab.o): Add new dependency file genattrtab.h.
3097 (genattrtab): Add new dependencies. Link it with `libm.a'.
3098 (getruntime.o, hashtab.o): New entries for canadian cross.
3100 * doc/md.texi: Description of automaton based model.
3102 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3104 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3105 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3106 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3107 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3108 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3109 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3110 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3112 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3113 MAX_DFA_ISSUE_RATE): New macro descriptions.
3115 * doc/contrib.texi: Add dfa based scheduler contribution.
3117 * doc/gcc.texi: Add more information about genattrtab.
3119 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3121 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
3122 adjust_address_nv call.
3124 2002-04-29 Janis Johnson <janis187@us.ibm.com>
3126 * doc/install.texi (Testing): Provide additional information, and
3127 a stronger encouragement, for running the testsuites.
3129 2002-04-29 DJ Delorie <dj@redhat.com>
3131 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
3132 given in upper case.
3134 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3136 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
3137 Solaris 2 <widec.h> if missing.
3138 * fixinc/fixincl.x: Regenerate.
3139 * fixinc/tests/base/widec.h: New file.
3141 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
3143 * toplev.c (f_options): Add "profile" switch so that
3144 -fno-profile can be used to disable -p.
3146 2002-04-29 Bernd Schmidt <bernds@redhat.com>
3148 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
3150 * tree.c (build_common_tree_nodes_2): Likewise.
3151 * tree.h (enum tree_index): Likewise.
3152 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
3154 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
3156 (init_mmx_sse_builtins): Initialize SSE2 builtins.
3157 (ix86_expand_builtin): Add support for SSE2 builtins.
3158 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
3159 (VALID_SSE_REG_MODE): Use it.
3160 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
3161 (enum ix86_builtins): Add SSE2 builtins.
3162 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
3163 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
3164 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
3165 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
3166 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
3167 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
3168 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
3169 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
3170 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
3171 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
3172 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
3173 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
3174 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
3175 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3176 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
3177 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
3178 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
3179 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
3180 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
3181 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
3182 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
3183 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
3184 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
3185 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
3186 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
3187 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
3188 lfence_insn): New patterns.
3189 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
3190 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
3192 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
3194 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
3196 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3198 * doc/contrib.texi (Contributors): Add Paolo Carlini and
3200 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
3201 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
3202 and CPU instead of cpu.
3204 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3206 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
3208 (lang_independent_options): Add -fif-conversion, -fif-conversion2
3209 (rest_of_compilation): Do if conversion only when asked for.
3210 (parse_options_and_default_flags): Set new variables to 1 for -O1
3211 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
3213 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3215 * i386.c (dbx64_register_map): Fix typo.
3217 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3219 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
3220 real_one_half, real_bb_freq_max): New static variables.
3221 (debug_profile_bbauxs): Kill.
3222 (process_note_predictions): Kill unused variable.
3223 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
3225 (propagate_freq): Use REAL_ARITHMETICS.
3226 (estimate_bb_frequencies): Likevise; init new static variables.
3227 * Makefile.in (predict.o): Add dependency on real.h
3229 2002-04-28 David S. Miller <davem@redhat.com>
3232 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
3233 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
3234 several {reads,writes} instead.
3235 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
3238 2002-04-27 David S. Miller <davem@redhat.com>
3241 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
3244 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
3245 including signal.h and sys/ucontext.h, not needed.
3247 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
3249 * varasm.c (output_constant_def): Correct test for not calling
3250 ENCODE_SECTION_INFO for INTEGER_CST.
3252 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
3254 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
3255 keep most cases as function eval_token.
3256 (eval_token): New function.
3257 (_cpp_parse_expr): Read token here for improved diagnostics.
3258 Don't use op_as_text. Detect bad ':' here.
3259 (reduce): Don't detect bad ':' here.
3260 (op_as_text): Remove.
3261 * cpphash.h (_cpp_test_assertion): Change prototype.
3262 * cpplib.c (_cpp_test_assertion): Change prototype.
3264 2002-04-28 Richard Henderson <rth@redhat.com>
3267 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
3268 (ggc_mark_rtx_children): New.
3270 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3273 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
3274 after call peepholes for UltraSPARC.
3275 (call + jump 64-bit peepholes): Remove.
3277 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3280 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
3281 result as temporary value.
3283 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3286 * toplev.c (rest_of_compilation): Only run regrename and copy
3287 propagation if optimizing.
3289 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3291 PR optimization/6475
3292 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
3293 register of REGNO_DECL (i).
3294 * Makefile.in (reload1.o): Add $(TREE_H).
3296 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
3298 * cppexp.c (lex): Update to use state.skip_eval.
3299 (struct op): Remove prio and flags members.
3300 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
3301 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
3302 (LEFT_ASSOC): New macro.
3303 (optab): New table of operator priorities and flags.
3305 (_cpp_parse_expr): Clean up logic. Return bool. Use a
3306 malloc-ed parser stack.
3307 (reduce): New; reduce the operator stack.
3308 (_cpp_expand_op_stack): Expand the operator stack as necessary.
3309 * cpphash.h (struct op): Predeclare.
3310 (struct cpp_reader): New members op_stack, op_limit.
3311 (struct lexer_state): New member skip_eval.
3312 (_cpp_parse_expr): Update.
3313 (_cpp_expand_op_stack): New.
3314 * cpplib.c (do_if): Update.
3315 * cppinit.c (cpp_create_reader): Create op stack.
3316 (cpp_destroy): And destroy it.
3317 * cpplib.h (CPP_LAST_CPP_OP): Correct.
3318 (TTYPE_TABLE): Correct.
3320 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3323 * c-decl.c (duplicate_decls): Call merge_weak.
3324 * c-pragma.c (apply_pragma_weak): Warn about misuse.
3325 * output.h (merge_weak): Prototype merge_weak.
3326 * varasm.c (merge_weak): New function.
3327 (declare_weak): Make sure we don't give an error on VAR_DECLs.
3328 Mark RTL with SYMBOL_REF_WEAK.
3330 2002-04-27 Kurt Garloff <garloff@suse.de>
3332 * tree-inline.c (inlinable_function_p): Improve heuristics
3333 by using a smoother function to cut down allowable inlinable size.
3334 * param.def: Add parameters max-inline-insns-single,
3335 max-inline-slope, min-inline-insns that determine the exact
3336 shape of the above function.
3337 * param.h: Likewise.
3339 2002-04-26 Richard Henderson <rth@redhat.com>
3341 * c-parse.in (malloced_yyss, malloced_yyvs): New.
3342 (yyoverflow): Re-add. Set them.
3343 (free_parser_stacks): New.
3344 * c-common.h: Declare it.
3345 * c-lex.c (c_common_parse_file): Call it.
3347 2002-04-26 Richard Henderson <rth@redhat.com>
3349 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
3350 for fallthru search.
3352 2002-04-26 Eric Christopher <echristo@redhat.com>
3354 PR optimization/3700
3355 * config/mips/mips.c (mips_issue_rate): Define. New function.
3356 (TARGET_SCHED_ISSUE_RATE): Use.
3358 2002-04-25 David S. Miller <davem@redhat.com>
3361 * reorg.c (optimize_skip): Do not allow exception causing
3362 instructions to be considered for delay slots.
3363 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
3364 (relax_delay_slots): Do not try to consider exception causing
3365 instructions as redundant.
3367 2002-04-26 Richard Henderson <rth@redhat.com>
3370 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
3372 2002-04-26 Mark Mitchell <mark@codesourcery.com>
3375 * config/i386/i386.md (untyped_call): Return the value in a float
3376 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
3379 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
3381 * tree.c (tree_int_cst_lt): Compare constants whose types differ
3382 in unsigned-ness correctly.
3384 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
3386 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
3387 portable runtime model.
3389 2002-04-26 Richard Henderson <rth@redhat.com>
3391 * c-parse.in (yyoverflow): Revert.
3393 2002-04-26 David Edelsohn <edelsohn@gnu.org>
3394 Richard Henderson <rth@redhat.com>
3396 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
3397 result as temporary value.
3399 2002-04-26 Richard Henderson <rth@redhat.com>
3402 * c-common.c (fix_string_type): Split out of ...
3403 (combine_strings): ... here. Take a varray, not a tree list.
3404 (c_expand_builtin_printf): Use fix_string_type.
3405 * c-common.h: Update decls.
3406 * c-parse.in (string): Remove. Update all uses to use STRING
3407 instead, and not call combine_strings.
3410 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
3411 (build_asm_stmt): Likewise.
3412 * objc/objc-act.c (my_build_string): Use fix_string_type.
3413 (build_objc_string_object): Build varray for combine_strings.
3415 2002-04-26 Bo Thorsen <bo@suse.co.uk>
3417 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
3420 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
3422 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
3423 (HAVE_NO_R_OPERAND): Remove.
3424 (HAVE_VALUE): Remove.
3425 (op_to_prio): Update.
3426 (UNARY): Don't alter flags.
3427 (_cpp_parse_expr): want_value used to indicate whether
3428 a number or unary operator is expected next. Distinguish
3429 unary and binary +/-.
3430 (op_as_text): Update for unary operators.
3432 2002-04-25 Richard Henderson <rth@redhat.com>
3435 * c-parse.in (yyoverflow): New.
3437 2002-04-25 Richard Henderson <rth@redhat.com>
3440 * c-common.c (shorten_compare): Simplfy conditions leading to
3441 the generation of a warning.
3443 2002-04-25 Richard Henderson <rth@redhat.com>
3446 * expmed.c (extract_bit_field): Fall through to generic code rather
3447 than aborting on subreg special case.
3449 2002-04-25 David S. Miller <davem@redhat.com>
3451 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
3452 for DECL being NULL.
3454 2002-04-25 Steve Christiansen <smc@us.ibm.com>
3456 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
3458 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
3460 * c-decl.c (grokdeclarator): Remove outdated ??? note
3461 on invalid declaration of flexible array members.
3463 2002-04-25 Richard Henderson <rth@redhat.com>
3465 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
3467 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
3469 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
3470 needed by the compiler, even if they are used as global regs.
3472 2002-04-25 Matt Hiller <hiller@redhat.com>
3474 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
3476 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
3477 of the corresponding functions.
3478 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
3481 2002-04-25 Matt Hiller <hiller@redhat.com>
3483 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
3485 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
3486 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
3487 registers, adjust comment accordingly.
3488 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3489 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
3490 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
3491 for coprocessor registers.
3492 (ADDITIONAL_REGISTER_NAMES): Include
3493 ALL_COP_ADDITIONAL_REGISTER_NAMES.
3495 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
3496 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
3497 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
3498 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
3499 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
3501 (mips_char_to_class): Adjust comment to include coprocessor
3504 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
3506 (mips_reg_names, mips_regno_to_class): Include coprocessor
3508 (mips_sw_reg_names): Ditto, make non-static.
3509 (mips_move_1word): Handle moves to and from coprocessor registers.
3510 (mips_move_2words): Handle moves to and from coprocessor
3512 (mips_class_max_nregs, mips_register_move_cost): Handle
3513 coprocessor register classes.
3514 (override_options): Initialize mips_char_to_class and
3515 mips_hard_regno_mode_ok properly for coprocessor registers.
3517 * config/mips/mips.md (movdi_internal, movdi_internal2,
3518 movsi_internal1, movsi_internal2): Add constraint-sets for
3519 coprocessor registers.
3520 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
3521 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
3523 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
3524 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
3526 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
3527 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
3529 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
3530 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
3533 * doc/tm.texi: Document feature.
3535 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3537 * integrate.c (function_attribute_inlinable_p): Simplify.
3538 Check the table pointer is not NULL.
3540 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
3542 * doc/c-tree.texi: Fix typo in introduction.
3544 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3546 * c-common.h (c_common_parse_file): Update.
3547 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3548 * c-lex.c (YYDEBUG): Get from c-lex.h.
3549 (c_common_parse_file): Update.
3550 * c-lex.h (YYDEBUG, yydebug): New.
3551 * c-parse.in (YYDEBUG): Get from c-lex.h.
3552 (c_set_yydebug): Remove.
3553 * c-tree.h (c_set_yydebug): Remove.
3554 * langhooks-def.h (lhd_do_nothing_i): New.
3555 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
3556 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
3557 * langhooks.c (lhd_do_nothing_i): New.
3558 (lhd_set_yydebug): Remove.
3559 * langhooks.h (struct lang_hooks): Update.
3560 * toplev.c (set_yydebug): New.
3561 (compile_file): Update call to parse_file hook.
3562 (decode_d_option): Update.
3564 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3566 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
3568 * loop.c (load_mems): Don't change the interface of called functions.
3570 * calls.c (expand_call): Take current_function_pretend_args_size
3571 into account when setting argblock for sibcalls.
3573 2002-04-24 Matt Hiller <hiller@redhat.com>
3575 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
3578 * cpplex.c (skip_line_comment): Process comment one multibyte
3579 character at a time rather than one char at a time, if
3581 (parse_string): Process string one multibyte character at a time
3582 rather than one char at a time, if appropriate.
3583 * c-lex.c (lex_string): Lex and copy multibyte strings
3585 * cpplib.h (cppchar_t): Change to unsigned.
3587 2002-04-24 Richard Henderson <rth@redhat.com>
3590 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
3593 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
3595 * sh.c (sh_va_arg): If argument was passed by reference,
3596 dereference the pointer.
3598 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3600 * sh.md (divsi3_i4_media): Use match_operand for input values
3601 rather than hard registers.
3602 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
3603 unnecessarily through hard registers. Keep copies of pseudo
3604 registers outside of the libcall sequence.
3606 * sh.md (casesi_shift_media): Add modes.
3608 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
3611 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
3613 * attribs.c (c_common_attribute_table): Move table and handlers
3615 (format_attribute_table, lang_attribute_table,
3616 lang_attribute_common): Remove.
3617 (init_attributes): Replace NULL pointers with pointers to the
3619 (handle_packed_attribute, handle_nocommon_attribute,
3620 handle_common_attribute, handle_noreturn_attribute,
3621 handle_noinline_attribute, handle_always_inline_attribute,
3622 handle_used_attribute, handle_unused_attribute,
3623 handle_const_attribute, handle_transparent_union_attribute,
3624 handle_constructor_attribute, handle_destructor_attribute,
3625 handle_mode_attribute, handle_section_attribute,
3626 handle_aligned_attribute, handle_weak_attribute,
3627 handle_alias_attribute, handle_visibility_attribute,
3628 handle_no_instrument_function_attribute, handle_malloc_attribute,
3629 handle_no_limit_stack_attribute, handle_pure_attribute,
3630 handle_deprecated_attribute, handle_vector_size_attribute,
3631 vector_size_helper): Move to c-common.c.
3632 * c-common.c (c_common_attribute_table,
3633 handle_packed_attribute, handle_nocommon_attribute,
3634 handle_common_attribute, handle_noreturn_attribute,
3635 handle_noinline_attribute, handle_always_inline_attribute,
3636 handle_used_attribute, handle_unused_attribute,
3637 handle_const_attribute, handle_transparent_union_attribute,
3638 handle_constructor_attribute, handle_destructor_attribute,
3639 handle_mode_attribute, handle_section_attribute,
3640 handle_aligned_attribute, handle_weak_attribute,
3641 handle_alias_attribute, handle_visibility_attribute,
3642 handle_no_instrument_function_attribute, handle_malloc_attribute,
3643 handle_no_limit_stack_attribute, handle_pure_attribute,
3644 handle_deprecated_attribute, handle_vector_size_attribute,
3645 vector_size_helper): Move from attribs.c.
3646 * c-common.h (c_common_attribute_table,
3647 c_common_format_attribute_table): New.
3648 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3649 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3650 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
3651 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
3652 (LANG_HOOKS_INITIALIZER): Update.
3653 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
3654 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
3655 * target.h: Update comment.
3656 * tree.c (default_target_attribute_table): Remove.
3657 * tree.h (default_target_attribute_table, format_attribute_table,
3658 lang_attribute_table, lang_attribute_common): Remove.
3660 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3661 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3663 2002-04-24 Jason Merrill <jason@redhat.com>
3665 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
3666 * dwarf2out.c (dwarf_attr_name): Support it.
3667 (gen_array_type_die): Emit it.
3668 (lookup_type_die): No special handling for VECTOR_TYPE.
3669 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
3671 2002-04-24 Richard Henderson <rth@redhat.com>
3673 * config/mips/mips.md (movdi_usd): Renumber.
3675 2002-04-24 David S. Miller <davem@redhat.com>
3678 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
3679 32-bit Sparc and current_function_returns_struct is true.
3681 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3683 * loop.c (canonicalize_condition): Use gen_int_mode.
3685 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
3687 * config/rs6000/altivec.h: Cleanup file. Add non individual
3709 (vec_vcmpequb): New.
3710 (vec_vcmpequh): New.
3711 (vec_vcmpequw): New.
3712 (vec_vcmpeqfp): New.
3713 (vec_vcmpgefp): New.
3714 (vec_vcmpgtub): New.
3715 (vec_vcmpgtsb): New.
3716 (vec_vcmpgtuh): New.
3717 (vec_vcmpgtsh): New.
3718 (vec_vcmpgtuw): New.
3719 (vec_vcmpgtsw): New.
3720 (vec_vcmpgtfp): New.
3721 (vec_vcmpgefp): New.
3726 (vec_vexptefp): New.
3731 (vec_lde): Add vector float variant.
3736 (vec_vmhaddshs): New.
3758 (vec_vmladduhm): New.
3759 (vec_vmhraddshs): New.
3761 (vec_vmsummbm): New.
3762 (vec_vmsumuhm): New.
3763 (vec_vmsumshm): New.
3764 (vec_vmsumuhs): New.
3765 (vec_vmsumshs): New.
3774 (vec_vnmsubfp): New.
3792 (vec_vrsqrtefp): New.
3803 (vec_vspltisb): New.
3804 (vec_vspltish): New.
3805 (vec_vspltisw): New.
3830 (vec_vsum4ubs): New.
3831 (vec_vsum4sbs): New.
3832 (vec_vsum4shs): New.
3833 (vec_vsum2sws): New.
3844 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
3847 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
3848 added literals from substracted literals.
3849 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
3850 (fold) [associate]: Preserve MINUS_EXPR if needed.
3852 2002-04-23 Zack Weinberg <zack@codesourcery.com>
3854 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
3857 2002-04-23 Tom Tromey <tromey@redhat.com>
3859 * gcc.c: Added --resource. For PR java/6314.
3861 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3863 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
3864 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
3867 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3869 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
3871 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3873 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
3875 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
3876 (ix86_expand_clrstr): Fix typo.
3877 * loop.c (gen_load_of_final_value): New.
3878 (loop_givs_rescan, strength_reduce, check_dbra_loop):
3881 2002-04-23 Roger Sayle <roger@eyesopen.com>
3883 * builtins.c (builtin_memset_gen_str): New function.
3884 (expand_builtin_memset): Optimize the case of constant length, but
3887 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
3889 * config/rs6000/altivec.h (vec_step): Remove extraneous
3891 (vec_ctu): Cast return.
3893 2002-04-23 Alan Modra <amodra@bigpond.net.au>
3896 * function.h: (struct function): Add profile_label_no field.
3897 (current_function_profile_label_no): Define.
3898 * function.c: (profile_label_no): New static var.
3899 (expand_function_start): Increment it, and copy to
3900 current_function_profile_label_no.
3901 * output.h (profile_label_no): Delete.
3902 * final.c (profile_label_no): Delete.
3903 (profile_function): Use current_function_profile_label_no.
3904 (final_end_function): Don't increment profile_label_no here.
3905 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
3906 profile_label_no with current_function_profile_label_no.
3907 * config/pa/pa.c (current_function_number): Delete.
3908 (pa_output_function_prologue): Don't output profile label here.
3909 (hppa_profile_hook): Use label_no param rather than
3910 current_function_number.
3911 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
3912 * config/pa/pa.h: .. here.
3913 (FUNCTION_PROFILER): Output profile label here.
3915 2002-04-22 Eric Christopher <echristo@redhat.com>
3917 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
3918 patch of 2002-04-09 due to binutils issues.
3919 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
3921 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
3923 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
3924 constraint to 'o' for m=r and r=m alternatives.
3925 ("*movv8hi_internal1"): Same.
3926 ("*movv16qi_internal1"): Same.
3927 ("*movv4sf_internal1"): Same.
3929 2002-04-22 Janis Johnson <janis187@us.ibm.com>
3931 * rtl.h (RTX_FLAG): New macro.
3932 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
3933 * final.c (alter_subreg): Use macro to access rtx flag.
3934 * integrate.c (copy_rtx_and_substitute): Use new access macro.
3935 * print-rtl.c (print_rtx): Use new access macro.
3937 * cse.c (insert): Check rtx code before accessing flag.
3939 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
3940 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
3941 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
3942 convert_const_symbol_ref, make_canonical, make_alternative_compare,
3943 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
3944 simplify_test_exp, optimize_attrs, simplify_by_exploding,
3945 find_and_mark_used_attributes, unmark_used_attributes,
3946 add_values_to_cover, simplify_with_current_value,
3947 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
3948 copy_rtx_unchanging, main): Use new access macros.
3950 2002-04-22 Tom Rix <trix@redhat.com>
3952 * expmed.c (init_expmed): Generate shifted constant once.
3954 2002-04-22 Zack Weinberg <zack@codesourcery.com>
3956 * c-lex.c (lex_charconst): Call convert to get constant in
3957 proper type; don't just smash the type field.
3960 * config.gcc: Add list of obsolete configurations. Disallow
3961 building these without --enable-obsolete.
3962 * doc/install.texi: Document --enable-obsolete and obsoletion
3963 policy. Mention obsoletion of individual targets in
3966 2002-04-22 Richard Henderson <rth@redhat.com>
3968 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
3970 2002-04-22 Mark Mitchell <mark@codesourcery.com>
3973 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
3974 (walk_fixup_memory_subreg): Likewise.
3975 (fixup_var_refs_insn): Adjust accordingly.
3976 (fixup_var_refs_1): Likewise.
3978 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
3980 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
3981 LIBPATH_ARCH64_SPEC): Define.
3982 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
3983 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
3984 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
3985 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
3987 2002-04-22 Joel Sherrill <joel@OARcorp.com>
3989 * gthr-rtems.h: Correct prototypes to remove warnings.
3991 2002-04-22 Richard Henderson <rth@redhat.com>
3994 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
3996 * gcse.c (free_insn_expr_list_list): New.
3997 (clear_modify_mem_tables): Use it. Fix bit set usage.
3998 (canon_list_insert): Use EXPR_LISTs for expressions.
3999 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
4001 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
4003 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
4004 file change and include code to _cpp_pop_buffer.
4005 * cpphash.h (struct pending_option): Predeclare.
4006 (struct cpp_reader): New member next_include_file.
4007 (_cpp_pop_file_buffer): Update.
4008 (_cpp_push_next_buffer): Update, rename.
4009 * cppinit.c (cpp_destroy): Free include chain and pending here.
4010 (cpp_finish_options): Simplify.
4011 (_cpp_push_next_buffer): Rename and clean up.
4012 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
4014 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
4016 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
4018 * config/rs6000/altivec.h (vec_xor): Add variant for both args
4019 being vector signed int.
4021 (vec_xor): Add variant for both args being vector signed char.
4022 Remove redundant variant.
4025 2002-04-21 David S. Miller <davem@redhat.com>
4027 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
4028 compare mode in output RTL.
4030 2002-04-22 David Edelsohn <edelsohn@gnu.org>
4032 * config/rs6000/rs6000.c (rs6000_override_options): Correct
4033 style and formatting of previous patch.
4035 2002-04-22 Alan Modra <amodra@bigpond.net.au>
4037 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
4038 flag_pic for ABI_AIX.
4040 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4042 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
4043 * cppfiles.c (read_include_file): Similarly.
4044 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
4045 uxstrdup ustrchr, ufputs): Similarly.
4046 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
4047 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
4048 cpp_ideq, parse_identifier, parse_number): Similarly.
4049 * cpplib.c (struct directive, dequote_string, D, run_directive,
4050 cpp_push_buffer): Similarly.
4051 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
4052 _cpp_create_definition, check_trad_stringification,
4053 cpp_macro_definition): Similarly.
4055 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4057 * cppmacro.c (funlike_invocation_p): Don't step back
4060 2002-04-21 David Edelsohn <edelsohn@gnu.org>
4062 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
4065 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
4067 * doc/invoke.texi: Remove Chill references.
4068 * doc/gcc.texi: Update last modified date.
4070 2002-04-20 Kazu Hirata <kazu@hxi.com>
4072 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
4073 push and pop. Replace add.l with add.w.
4075 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4077 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
4078 multiply instructions for H8/300H case.
4080 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4082 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
4083 Bum three instructions from each routine.
4085 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
4087 * Makefile.in: Update.
4088 * decl.c (push_c_function_context, pop_c_function_context,
4089 mark_c_function_context): Rename for consistency.
4090 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
4091 * c-tree.h (push_c_function_context, pop_c_function_context,
4092 mark_c_function_context): Rename for consistency.
4093 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4094 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4095 * function.c (init_lang_status, save_lang_status,
4096 restore_lang_status, mark_lang_status, free_lang_status):
4097 Move to langhooks.h.
4098 (push_function_context_to, pop_function_context_from,
4099 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
4101 * function.h (init_lang_status, save_lang_status,
4102 restore_lang_status, mark_lang_status, free_lang_status):
4103 Move to langhooks.h.
4104 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
4105 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
4106 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
4107 LANG_HOOKS_FUNCTION_INITIALIZER): New.
4108 (LANG_HOOKS_INITIALIZER): Update.
4109 (lhd_do_nothing_f): New.
4110 * langhooks.h (struct lang_hooks_for_functions): New.
4111 (struct lang_hooks): New hooks.
4112 * langhooks.c (lhd_do_nothing_f): New.
4114 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4115 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4117 2002-04-19 David S. Miller <davem@redhat.com>
4119 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4120 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
4122 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4124 PR optimization/3756
4125 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
4126 x = ((int) y < 0) ? cst1 : cst2.
4128 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4131 * function.c: Reapply patch for c/6358.
4132 (expand_function_end): Copy decl_rtl's mode, not
4133 current_function_return_rtx mode.
4135 2002-04-19 Joel Sherrill <joel@OARcorp.com>
4137 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
4140 2002-04-19 Tom Tromey <tromey@redhat.com>
4142 * doc/install.texi (Specific): Update status of Solaris 2.8.
4145 2002-04-19 Andreas Schwab <schwab@suse.de>
4147 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
4148 (PUT_REAL): Restore old definition.
4150 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
4151 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4153 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
4154 binutils 2.11.2 and higher generate smaller binaries than Sun's
4157 2002-04-19 Mark Mitchell <mark@codesourcery.com>
4160 * toplev.c (rest_of_compilation): Do not defer functions for which
4161 TREE_SYMBOL_REFERENCED has already been set.
4163 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
4165 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
4168 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
4170 * builtins.c: Include langhooks.h.
4171 (lang_type_promotes_to): Remove.
4172 (expand_builtin_va_arg): Use new hook.
4173 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
4174 (simple_type_promotes_to): Move to c-typeck.c.
4175 * c-common.h (simple_type_promotes_to): Remove.
4176 * c-decl.c (duplicate_decls, grokdeclarator): Update.
4177 * c-format.c: Include langhooks.h.
4178 (check_format_types): Update.
4179 * c-tree.h (c_type_promotes_to): New.
4180 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
4181 (type_lists_compatible_p): Update.
4182 * langhooks-def.h (lhd_type_promotes_to): New.
4183 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
4184 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4185 * langhooks.c (lhd_type_promotes_to): New.
4186 * langhooks.h (struct lang_hooks_for_types): New hook.
4187 * tree.h (lang_type_promotes_to): Remove.
4189 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
4191 2002-04-18 Richard Henderson <rth@redhat.com>
4193 * function.c: Revert patch for c/6358.
4195 2002-04-18 Richard Henderson <rth@redhat.com>
4197 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
4198 blocks. Handle multiple references to the TRAP block. Handle
4199 non-adjacent THEN and OTHER blocks.
4201 2002-04-18 Richard Henderson <rth@redhat.com>
4203 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
4204 crash with no type for by-mode libcalls.
4206 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
4208 2002-04-18 Bob Wilson <bob.wilson@acm.org>
4210 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
4211 __xtensa_nonlocal_goto): Use a syscall instructions to flush
4212 the register windows.
4214 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4216 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
4217 appropriate. Document need for extended precision even when
4218 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
4219 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
4220 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
4221 instead of relying on later syntax error when REAL_WIDTH > 5.
4222 * real.c: Define NE based only on whether or not we have a
4223 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
4224 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
4225 define GET_REAL and PUT_REAL as simple memcpy operations; no
4226 need to byteswap or round.
4227 Use #error instead of #ifdef-ing out the entire file, for
4228 prompt error detection.
4230 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
4232 2002-04-18 David S. Miller <davem@redhat.com>
4234 * config/sparc/sparc.h (BRANCH_COST): Define.
4236 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
4239 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
4241 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
4242 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
4243 propagate_block calls after relaxation loop using new variable
4244 stabilized_prop_flags.
4246 2002-04-18 Richard Henderson <rth@redhat.com>
4248 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
4249 (ia64_va_arg): Expect variable sized types by reference.
4250 * config/ia64/ia64-protos.h: Update.
4251 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
4252 ia64_function_arg_pass_by_reference.
4254 2002-04-18 Richard Henderson <rth@redhat.com>
4256 * ifcvt.c: Include except.h.
4257 (block_has_only_trap): Break out from find_cond_trap.
4258 (find_cond_trap): Use it. Always delete the trap block.
4259 (merge_if_block): Allow then block null. Be less simplistic about
4260 what insns can end a block.
4261 * Makefile.in (ifcvt.o): Depend on except.h.
4263 * config/ia64/ia64.md (trap, conditional_trap): New.
4265 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4268 * function.c (assign_parms): Assign hard current_function_return_rtx
4270 (expand_function_end): ...not here.
4272 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
4274 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4275 * c-tree.h (c_incomplete_type_error): New.
4276 * c-typeck.c (require_complete_type, build_component_ref): Update.
4277 (incomplete_type_error): Rename.
4278 * langhooks-def.h (lhd_incomplete_type_error): New.
4279 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
4280 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4281 * langhooks.c (lhd_incomplete_type_error): New.
4282 * langhooks.h (struct lang_hooks_for_types): New hook.
4283 * tree.c (size_in_bytes): Use new hook.
4284 * tree.h (incomplete_type_error): Remove.
4286 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4288 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4290 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
4291 TARGET_FLOAT_FORMAT blocks.
4293 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4295 * doc/install.texi (Downloading the source): Do not mention Chill
4296 any longer, but mention Ada.
4297 (Configuration): Do not mention Chill any longer.
4299 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
4301 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
4303 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
4305 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
4308 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4310 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
4311 instead of unsigned_type.
4313 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
4315 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
4316 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
4319 2002-04-18 Bernd Schmidt <bernds@redhat.com>
4321 * attribs.c (vector_type_node_list): New static variable.
4322 (handle_vector_size_attribute): Use it to avoid generating a
4323 new type node each time we are called.
4325 * combine.c (subst): Avoid trying to make a vector mode subreg of
4326 an integer constant.
4327 (gen_lowpart_for_combine): Likewise.
4329 2002-04-18 Roger Sayle <roger@eyesopen.com>
4330 Jakub Jelinek <jakub@redhat.com>
4332 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
4333 for integer constant c (if x has unsigned type or sign bit is not
4334 set in c). This folds the zero/sign extension into the bit-wise and
4337 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4340 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
4343 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
4345 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
4347 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
4349 * gcc.c (read_specs): Detect and fail if an attempt is made to
4350 rename a spec string to an already existing string.
4352 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4354 * config/s390/s390.c (legitimize_pic_address): Do not generate
4355 illegal address constant without CONST.
4357 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4359 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
4360 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4362 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4364 PR optimization/6305
4365 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
4366 to make sure previous reloads are taken into account. Generate
4367 better code if one operand is an in-range immediate constant.
4369 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
4371 * doc/install.texi (Building): libgcj requires GNU make.
4373 2002-04-17 Jakub Jelinek <jakub@redhat.com>
4376 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
4377 even if hard quad and register is not floating.
4378 (movtf reg<-mem split): Disallow splitting if hard quad and
4379 register is floating.
4380 (movtf mem<-reg split): Likewise.
4381 * config/sparc/sparc.c (fp_register_operand): New predicate.
4382 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
4384 2002-04-17 Zack Weinberg <zack@codesourcery.com>
4386 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
4387 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
4388 (unprotoize.o): Ditto. Build from protoize.c. Define
4389 UNPROTOIZE on command line.
4390 * protoize.c: Include cppdefault.h. Delete include_defaults.
4391 (in_system_include_dir): Use cpp_include_defaults (defined in
4393 * unprotoize.c: Delete file.
4395 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
4397 * config/rs6000/altivec.h (vec_ld): Add array variants.
4401 2002-04-17 Alan Matsuoka <alanm@redhat.com>
4402 Aldy Hernandez <aldyh@redhat.com>
4404 * config/rs6000/altivec.h: Define __ALTIVEC__.
4411 Add parentheses to all macro arguments.
4413 2002-04-16 Richard Henderson <rth@redhat.com>
4416 * except.c (remove_eh_handler): Insert inner regions at beginning
4417 of sibling chain. Refactor expressions.
4419 2002-04-16 Richard Henderson <rth@redhat.com>
4421 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
4422 * config/sparc/sol2-gas-bi.h: New file.
4423 * config.gcc (sparc*-solaris): Add it as needed.
4424 * configure.in (AS_SPARC64_FLAG): Remove check.
4425 * config.in, configure: Regenerate.
4427 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
4429 2002-04-16 Richard Henderson <rth@redhat.com>
4431 * config/mips/mips.c (override_options): Don't override N32 for
4435 * config/mips/mips.md (can_delay): Split out of existing define_delays.
4436 (HILO_delay): Set can_delay false.
4438 2002-04-16 Dale Johannesen <dalej@apple.com>
4440 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
4441 instruction addresses.
4442 (rs6000_output_function_epilogue): Likewise.
4444 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
4446 * c-parse.in (poplevel, compstmt_start,
4447 compstmt_primary_start): Add ending ';', in accordance
4450 2002-04-16 Richard Henderson <rth@redhat.com>
4452 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
4453 Adjust tm_file order to get TARGET_DEFAULT set properly.
4454 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
4455 * doc/install.texi (sparc-solaris): Update.
4457 2002-04-16 Dale Johannesen <dalej@apple.com>
4459 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
4460 comparison operands do not match each other or if modes of
4461 conditions do not match result.
4463 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
4466 * config/s390/s390.md (mulsidi3): Set both subregs of the
4469 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
4471 * config/rs6000/altivec.h (vec_addc): Type check.
4473 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4476 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
4478 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
4480 2002-04-15 Richard Henderson <rth@redhat.com>
4482 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
4483 call_really_used_regs too.
4485 2002-04-15 Richard Henderson <rth@redhat.com>
4487 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
4489 2002-04-15 David S. Miller <davem@redhat.com>
4491 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
4494 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4497 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
4498 CONST_VECTOR is { 0, ... 0 }.
4500 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
4502 * doc/install.texi (Installing GCC: Configuration): Clarify
4503 the only supported ways to configure gcc.
4505 2002-04-15 Roland McGrath <roland@frob.com>
4507 * config.gcc (alpha*-*-gnu*): New target configuration.
4508 * config/alpha/gnu.h: New file for it.
4509 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
4511 2002-04-16 Mark Mitchell <mark@codesourcery.com>
4513 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
4514 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
4515 * tree.h (expand_start_stmt_expr): Update prototype.
4516 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
4517 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
4518 on the STMT_EXPR created for the inline function.
4520 2002-04-15 Richard Henderson <rth@redhat.com>
4522 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
4523 config/i386/linux-aout.h, config/i386/linux-oldld.h,
4524 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
4525 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
4526 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
4527 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
4528 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
4529 Define __gnu_linux__, not gnu_linux.
4530 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
4532 2002-04-15 Mark Mitchell <mark@codesourcery.com>
4534 Remove Chill front end.
4535 * gcc.c (default_compilers): Remove Chill entries.
4536 * ch: Remove directory.
4537 * doc/frontends.texi: Remove information about Chill.
4538 * doc/sourcebuild.texi: Likewise.
4539 * doc/standards.texi: Likewise.
4541 2002-04-15 Douglas B Rupp <rupp@gnat.com>
4543 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
4544 (LONGLONG_STANDALONE): Define.
4546 2002-04-15 David S. Miller <davem@redhat.com>
4548 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
4549 Call emit_library_call with LCT_NORMAL.
4550 (sparc_initialize_trampoline): Use LCT_foo instead of
4551 magic constant in emit_library_call invocations.
4552 (sparc64_initialize_trampoline): Likewise.
4553 (sparc_profile_hook): Likewise.
4554 * config/sparc/sparc.md: Likewise.
4556 * config/sparc/sparc.c (sparc_extra_constraint_check):
4557 Fix type of argument 'c'.
4558 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
4561 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4563 * diagnostic.h (output_buffer_state): Redefine.
4564 (output_format_decoder): New macro.
4565 (output_prefixing_rule): Likewise.
4566 (output_line_cutoff): Likewise.
4567 (diagnostic_format_decoder): Adjust.
4568 (diagnostic_prefixing_rule): Likewise.
4569 (diagnostic_line_cutoff): Likewise.
4570 (diagnostic_state): Likewise.
4571 (diagnostic_kind_count): Likewise.
4572 (diagnostic_buffer): Now a macro.
4574 * diagnostic.c (diagnostic_buffer): Remove definition.
4575 (output_is_line_wrapping): Adjust.
4576 (set_real_maximum_length): Likewise.
4577 (output_set_maximum_length): Likewise.
4578 (init_output_buffer): Likewise.
4579 (lhd_print_error_function): Likewise.
4580 (output_do_verbatim): Likewise.
4582 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
4584 * cpperror.c (print_location): Don't print include chain
4586 (cpp_begin_message): Update to use DL_ macros.
4587 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4588 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4589 cpp_notice, cpp_notice_from_errno): Remove.
4590 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4593 * cppexp.c (CPP_ICE): Remove.
4594 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
4595 lex, integer_overflow, _cpp_parse_expr): Update.
4596 * cppfiles.c (read_include_file, find_include_file,
4597 handle_missing_header, _cpp_read_file, remap_filename): Update.
4598 * cpphash.h (enum error_type): Remove.
4599 (_cpp_begin_message): Update.
4600 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
4601 cpp_handle_option, cpp_post_options): Update.
4602 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
4603 skip_whitespace, parse_identifier, parse_slow, parse_string,
4604 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
4605 cpp_interpret_charconst): Update.
4606 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
4607 lex_macro_node, do_undef, glue_header_name, parse_include,
4608 do_include_common, read_flag, do_line, do_linemarker, do_ident,
4609 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
4610 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
4611 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
4612 _cpp_pop_buffer, do_diagnostic): Update.
4613 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
4614 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
4615 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4616 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4617 cpp_notice, cpp_notice_from_errno): Remove.
4618 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4621 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
4622 collect_args, enter_macro_context, save_parameter, parse_params,
4623 _cpp_create_definition, check_trad_stringification,
4624 cpp_macro_definition): Update.
4625 * cppmain.c (cpp_preprocess_file): Update.
4626 * fix-header.c (read_scan_file): Update.
4628 2002-04-14 Andreas Schwab <schwab@suse.de>
4630 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
4632 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
4634 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
4636 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4638 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
4641 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
4643 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
4645 2002-04-13 Joel Sherrill <joel@OARcorp.com>
4647 * config/sparc/t-elf: Enable v8 multilibs. Impacts
4648 sparc-elf and sparc-rtems targets.
4650 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4652 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
4653 defined, and __gnu_hurd__ wherever __GNU__ is defined.
4654 * arm/linux-elf.h: Likewise.
4655 * cris/aout.h: Likewise.
4656 * cris/linux.h: Likewise.
4657 * i370/linux.h: Likewise.
4658 * i386/gnu.h: Likewise.
4659 * i386/linux-aout.h: Likewise.
4660 * i386/linux-oldld.h: Likewise.
4661 * i386/linux.h: Likewise.
4662 * i386/linux64.h: Likewise.
4663 * ia64/linux.h: Likewise.
4664 * m68k/linux-aout.h: Likewise.
4665 * m68k/linux.h: Likewise.
4666 * mips/linux.h: Likewise.
4667 * pa/pa-linux.h: Likewise.
4668 * pj/linux.h: Likewise.
4669 * rs6000/sysv4.h: Likewise.
4670 * s390/linux.h: Likewise.
4671 * sh/linux.h: Likewise.
4672 * sparc/linux-aout.h: Likewise.
4673 * sparc/linux.h: Likewise.
4674 * sparc/linux64.h: Likewise.
4675 * xtensa/linux.h: Likewise.
4677 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
4679 * stmt.c (check_unique_operand_names): Expect operand names to
4680 be strings rather than identifiers. Use simple_cst_equal to
4682 (resolve_operand_name_1): Make same identifier to string change here.
4683 * c-parse.in (asm_operand): Convert a named operand into a string.
4684 * cp/parse.y (asm_operand): Likewise.
4686 2002-04-13 Andreas Schwab <schwab@suse.de>
4688 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
4690 2002-04-12 Mark Mitchell <mark@codesourcery.com>
4692 Revert these changes:
4694 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4697 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4699 2002-04-12 Richard Henderson <rth@redhat.com>
4701 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
4702 (sparc*-*-solaris): Clean up header files.
4703 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
4704 and plan on generating 64-bit code.
4705 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
4706 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
4707 * config/sparc/sol2-sld-64.h: Rename ...
4708 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
4709 for AS_SPARC64_FLAG not defined.
4710 * config/sparc/sol2-gld-bi.h: New.
4711 * config/sparc/sol2-sld.h: Remove.
4712 * config/sparc/sol26-sld.h: New.
4713 * config/sparc/sol2.h: Tidy comments.
4714 * doc/install.texi: Document sparc-solaris configury changes.
4716 2002-04-12 Richard Henderson <rth@redhat.com>
4718 * recog.c (offsettable_address_p): Match the logic in adjust_address.
4720 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
4721 in 64-bit mode only. Use only for 32-bit or MEDLOW.
4723 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4725 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
4727 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
4729 * pa.c (pa_can_combine_p): Call extract_insn before calling
4732 2002-04-12 Douglas B Rupp <rupp@gnat.com>
4734 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
4735 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
4736 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4737 (CPP_PREDEFINES): Handle __declspec.
4738 * config/i386/t-interix (USER_H): Remove.
4740 2002-04-12 DJ Delorie <dj@redhat.com>
4742 * integrate.c (compare_blocks): Make comparisons safe for when
4743 sizeof(int) < sizeof(char *).
4744 (find_block): Likewise.
4746 2002-04-12 Jan Hubicka <jh@suse.cz>
4747 David Edelsohn <edelsohn@gnu.org>
4749 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
4751 (symbol_ref_operand): New.
4752 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
4753 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
4755 2002-04-12 Andreas Schwab <schwab@suse.de>
4757 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
4758 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
4759 overrides the definition in config/svr4.h.
4761 2002-04-12 Eric Norum <eric.norum@usask.ca>
4763 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
4764 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
4765 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
4766 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
4767 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
4768 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
4769 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
4770 definitions to config/rtems.h and make the targets more similar.
4772 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4774 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
4775 POINTERS_EXTEND_UNSIGNED.
4776 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
4777 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
4779 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
4782 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
4784 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
4785 depends on TARGET_SHMEDIA, not TARGET_SH5.
4787 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
4789 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
4790 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
4792 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
4794 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
4797 2002-04-12 Andreas Schwab <schwab@suse.de>
4799 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
4801 2002-04-12 Richard Henderson <rth@redhat.com>
4804 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
4806 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
4807 modes spanning multiple hard regs.
4809 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
4811 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4813 * pa.c (pa_output_function_prologue): Don't accumulate the total
4814 number of code bytes when using TARGET_64BIT, or gas, SOM and not
4815 the portable runtime.
4816 (output_deferred_plabels): Handle 64bit plabels.
4817 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
4818 generating pic code using the GAS assembler for object formats that
4819 are not SOM (ie., ELF32 and ELF64).
4820 (output_millicode_call): Check attribute type if attribute length is 28.
4821 Likewise use $PIC_pcrel$0. Only call get_attr_length and
4822 dbr_sequence_length once.
4823 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
4824 dbr_sequence_length once.
4825 * pa.h (TARGET_SOM): Define if not defined.
4826 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
4827 with GAS and not SOM.
4828 (jump, call_internal_reg, call_value_internal_reg): Likewise.
4829 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
4831 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4833 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
4834 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
4835 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
4836 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
4837 elfos.h and dbxelf.h values are fine now.
4838 * config/i386/freebsd.h, config/alpha/freebsd.h
4839 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
4841 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4843 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
4844 or set Acpu or Amachine. Reformat.
4845 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4847 (LINK_SPEC): Do not need to undef.
4848 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
4849 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
4850 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4852 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
4853 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
4854 (LINK_SPEC): Do not need to undef.
4855 (DONT_USE_BUILTIN_SETJMP): Do not define.
4856 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
4857 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
4858 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
4859 Remove trailing spaces.
4860 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
4861 __ELF__, or set Acpu or Amachine. Reformat.
4862 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4865 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4867 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
4868 all other *-*-freebsd* targets.
4870 2002-04-11 Richard Henderson <rth@redhat.com>
4872 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
4874 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4876 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
4877 Include {cpu}/{cpu}.h thru tm_file.
4878 (alpha*-*-linux*ecoff): Remove target.
4879 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
4880 (LINK_SPEC): Remove, is not OS independent.
4881 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
4882 (LINK_SPEC): Do not need to #undef any longer.
4883 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
4885 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
4887 (LINK_SPEC): Moved here from alpha/elf.h.
4888 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
4890 * config/alpha/linux-ecoff.h: Remove.
4891 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
4892 (CPP_SPEC): Define _POSIX_SOURCE as needed.
4893 (CPP_SUBTARGET_SPEC): Do not define.
4894 (LINK_SPEC): Do not need to #undef any longer.
4895 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
4896 * config/alpha/vms.h: Likewise.
4898 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
4900 * doc/extend.texi: Remove old claim that typedefs cannot have
4901 an alignment attribute.
4903 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4905 PR optimization/6177
4906 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
4907 bitpos is 0 and bitsize CONCAT size.
4909 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4912 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
4914 2002-04-10 David O'Brien <obrien@FreeBSD.org>
4916 * config/alpha/freebsd.h: Minor reformatting.
4917 (CPP_SPEC): Define ELF and add cpp_subtarget.
4918 (ASM_SPEC): No longer needed.
4920 2002-04-11 Richard Henderson <rth@redhat.com>
4922 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
4923 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
4924 (dimode mem/zero splitter): New.
4926 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
4928 * config/cris/cris.c (cris_override_options): Tweak error message
4929 for PIC not implemented.
4931 * config/cris/cris.h: Tweak comments related to parameter-passing.
4933 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
4935 2002-04-10 Richard Henderson <rth@redhat.com>
4937 * except.c (add_ehl_entry): Allow duplicates after landing pad
4940 2002-04-10 David Edelsohn <edelsohn@gnu.org>
4942 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
4944 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
4946 * c-decl.c (c_init_decl_processing): Move generation of
4947 decls for g77_integer_type_node and friends from here ...
4948 * c-common.c (c_common_nodes_and_builtins): ... to here.
4950 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
4952 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
4953 is only used as frame pointer when frame_pointer_needed is true.
4955 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
4958 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
4959 for the fact that the pool entry uses two words.
4960 (movdf_hard_insn): Similarly. Also, ADR instruction can span
4962 (movdf_soft_insn): Similarly.
4963 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
4964 for the fact that the pool entry uses three words.
4966 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
4968 * config/mips/mips.c (mips_va_arg): When using the struct version
4969 of the EABI va_list, allow arguments in the register save area to
4970 take up less room than a stack argument.
4972 2002-04-10 Richard Henderson <rth@redhat.com>
4974 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
4975 if EXPAND_INITIALIZER.
4977 2002-04-09 Richard Henderson <rth@redhat.com>
4979 * config/alpha/alpha.md (movdi_er_maybe_g): New.
4980 * config/alpha/alpha.c (alpha_expand_mov): Use it.
4982 2002-04-10 Alan Modra <amodra@bigpond.net.au>
4984 PR optimization/6233
4985 * rtlanal.c (pure_call_p): New function.
4986 * rtl.h (pure_call_p): Declare.
4987 * loop.c (prescan_loop): Use it to set has_nonconst_call.
4988 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
4990 2002-04-09 Eric Christopher <echristo@redhat.com>
4992 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
4993 information to .comm directive.
4995 2002-04-09 Richard Henderson <rth@redhat.com>
4998 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
5000 2002-04-09 Richard Henderson <rth@redhat.com>
5002 * basic-block.h (flow_delete_block_noexpunge): Declare.
5003 (expunge_block_nocompact): Declare.
5004 * cfg.c (expunge_block_nocompact): Split out from ...
5005 (expunge_block): ... here.
5006 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
5007 (flow_delete_block_noexpunge): Split out from ...
5008 (flow_delete_block): ... here.
5009 * cfgcleanup.c (delete_unreachable_blocks): Compact while
5010 removing dead blocks.
5011 * except.c (exception_handler_labels): Remove.
5012 (exception_handler_label_map): New.
5013 (struct eh_region): Add aka member.
5014 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
5015 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
5016 (for_each_eh_label, for_each_eh_label_1): New.
5017 (init_eh): Register exception_handler_label_map.
5018 (free_eh_status): Use free_region.
5019 (find_exception_handler_labels): Use the map, not the list.
5020 (remove_exception_handler_label): Likewise.
5021 (maybe_remove_eh_handler): Likewise.
5022 (remove_eh_handler): Use the region aka bitmap.
5023 * except.h (exception_handler_labels): Remove.
5024 (for_each_eh_label): Declare.
5025 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
5026 * loop.c (invalidate_loops_containing_label): New.
5027 (find_and_verify_loops): Use it. Use for_each_eh_label.
5028 * sched-rgn.c (is_cfg_nonregular): Use
5029 current_function_has_exception_handlers.
5031 2002-04-09 Richard Henderson <rth@redhat.com>
5033 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
5034 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
5035 Do not return changed status.
5036 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
5037 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
5038 New functions that do return changed status.
5039 * sbitmap.h: Update decls.
5040 * gcse.c, lcm.c: Use _cg functions as needed.
5042 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
5044 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
5045 (sh64-*-elf*, sh-*-rtemself*): Likewise.
5046 * config/sh/embed_bb.c: New file.
5047 * config/sh/embed-elf.h: New file.
5048 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
5049 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
5050 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5052 (SUBTARGET_CPP_PTR_SPEC): Don't define.
5053 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
5054 Add subtarget_asm_endian_spec.
5055 (ASM_SPEC): Use subtarget_asm_endian_spec.
5056 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
5057 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
5058 (WCHAR_UNSIGNED): Define.
5059 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
5060 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5061 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
5063 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
5064 (sh_adjust_cost): Likewise.
5065 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5067 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
5068 (WCHAR_TYPE_SIZE): Likewise.
5069 (ASM_SPEC): Use subtarget_asm_endian_spec.
5070 (SH_ELF_WCHAR_TYPE): #undef/ #define.
5071 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
5072 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
5073 (MAX_WCHAR_TYPE_SIZE): Don't #define .
5074 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
5075 (USER_LABEL_PREFIX): Don't #undef /#define .
5076 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5077 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
5078 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
5079 (ASM_SPEC): Likewise.
5080 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
5081 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
5082 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
5083 (LIB2FUNCS_EXTRA): Define.
5084 * t-sh64 (LIB2FUNCS_EXTRA): Define.
5085 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
5086 (LIB1ASMFUNCS_CACHE): Define.
5087 (LIB2FUNCS_EXTRA): Redefine empty.
5089 2002-04-08 Richard Henderson <rth@redhat.com>
5091 * reorg.c (get_branch_condition): Use reversed_comparison_code.
5093 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5095 * config/m68hc11/larith.asm (__map_data_section): Fix condition
5096 and optimize for size.
5097 (__do_global_ctors): Fix pointer comparison.
5098 (__do_global_dtors): Likewise.
5100 2002-04-09 David S. Miller <davem@redhat.com>
5102 * config/sparc/sparc.c (sparc_extra_constraint_check): New
5103 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
5104 allow reloading pseudos.
5105 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
5106 * config/sparc/sparc-protos.h: Declare it.
5108 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
5109 unsigned comparison warning.
5110 (output_restore_regs): Mark leaf_function as unused.
5112 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5114 * expr.c (is_aligning_offset): New function.
5115 (expand_expr, case COMPONENT_EXPR): Call it.
5117 2002-04-08 David S. Miller <davem@redhat.com>
5120 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
5122 Make init_priority work on Sparc when using GNU ld.
5123 * config/sparc/linux.h, config/sparc/linux64.h,
5124 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
5125 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
5126 * config/sparc/sol2-gld.h: New file to do the same.
5127 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
5128 sparc/sol2-gld.h to tm_file.
5130 PR optimization/4328
5131 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
5132 * doc/md.texi: Document it.
5133 * config/sparc/sparc.md (movdi_insn_sp64_novis,
5134 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
5135 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
5136 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
5137 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
5139 2002-04-08 Andreas Jaeger <aj@suse.de>
5141 * stmt.c (expand_asm_operands): Revert last patch from Richard
5144 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5146 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
5147 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
5149 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5151 * doc/contrib.texi (Contributors): Add David O'Brien.
5153 2002-04-08 Alan Modra <amodra@bigpond.net.au>
5155 * configure.in (auto-build.h): Use target_alias and build_alias
5156 when running configure.
5157 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
5158 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
5159 * configure: Regenerate.
5161 2002-04-07 David S. Miller <davem@redhat.com>
5163 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
5165 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
5168 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
5169 generating 32-bit pic code.
5171 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
5173 * cppinit.c (cpp_create_reader): Initialize
5174 discard_comments_in_macro_exp.
5175 (COMMAND_LINE_OPTIONS): Add "-CC" option.
5176 (cpp_handle_option): Handle "-CC" option.
5177 * cpplex.c (save_comment): If saving a C++ comment in
5178 a directive, convert it to a C comment.
5179 (_cpp_lex_direct): Pass second comment start character to
5180 save_comment to indicate comment type.
5181 * cpplib.c (_cpp_handle_directive): If processing
5182 a "#define" directive and discard_comments_in_macro_exp
5183 is false, re-enable saving of comments.
5184 (lex_macro_node): If discard_comments_in_macro_exp is false,
5185 discard any comments before the macro identifier.
5186 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
5188 * cppmacro.c (cpp_get_token): If expanding a macro while
5189 processing a directive, discard any comments we might encounter.
5190 (parse_params): If discard_comments_in_macro_exp is false,
5191 ignore comments in the macro parameter list.
5192 * gcc.c (cpp_unique_options): Add "-CC" option.
5193 (option_map): Map "--comments-in-macros" to "-CC".
5194 * doc/cppopts.texi: Document "-CC" option.
5195 * f/lang-specs.h: Add "-CC" option.
5196 * testsuite/gcc.dg/cpp/maccom1.c: New test.
5197 * testsuite/gcc.dg/cpp/maccom2.c: New test.
5198 * testsuite/gcc.dg/cpp/maccom3.c: New test.
5199 * testsuite/gcc.dg/cpp/maccom4.c: New test.
5200 * testsuite/gcc.dg/cpp/maccom5.c: New test.
5201 * testsuite/gcc.dg/cpp/maccom6.c: New test.
5203 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
5206 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
5208 2002-04-06 Mark Mitchell <mark@codesourcery.com>
5211 * stor-layout.c (layout_decl): Reset the RTL for the decl.
5214 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
5215 RTX_UNCHANGING_P for the functions arguments when a tail call
5218 2002-04-06 Jason Merrill <jason@redhat.com>
5220 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
5221 (parse_options_and_default_flags): Set them appropriately.
5222 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
5224 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
5226 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
5229 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
5232 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
5233 types come in by-reference. Fix typo in comment.
5235 2002-04-05 David S. Miller <davem@redhat.com>
5237 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
5238 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
5239 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
5240 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
5242 2002-04-05 David S. Miller <davem@redhat.com>
5244 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
5245 are not going to emit return instructions, emit at least a nop
5246 for the sake of sane backtraces.
5248 2002-04-05 Richard Henderson <rth@redhat.com>
5250 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
5252 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
5254 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
5256 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
5258 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
5259 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
5260 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
5262 2002-04-05 Andreas Schwab <schwab@suse.de>
5264 * c-convert.c: Include c-common.h.
5265 * Makefile.in (c-convert.o): Updated.
5267 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5269 * mklibgcc.in: Use separate libgcc.map for each multilib.
5270 * Makefile.in (distclean): Don't remove libgcc.map here.
5272 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5274 * Makefile.in (s-mlib): Handle --disable-multilib by separate
5275 genmultilib invocation.
5277 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
5279 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
5280 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
5281 to num_gprs for symmetry.
5282 * config/mips/mips.c: Adjust accordingly.
5284 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
5286 * c-common.c (truthvalue_conversion): Rename, update.
5287 * c-common.h (c_common_truthvalue_conversion): New.
5288 * c-convert.c (convert): Update.
5289 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5290 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
5291 * c-typeck.c (build_binary_op, build_unary_op,
5292 build_conditional_expr): Update.
5293 * fold-const.c (constant_boolean_node, fold): Use langhook.
5294 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
5295 * langhooks.h (struct lang_hooks): New hook.
5296 * stmt.c (expand_decl_cleanup): Use langhook.
5297 * tree.h (truthvalue_conversion): Remove.
5299 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5301 2002-04-05 Alan Modra <amodra@bigpond.net.au>
5303 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
5304 Add rules to make null object file.
5306 2002-04-04 Jim Blandy <jimb@redhat.com>
5308 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
5309 macro formal parameter names.
5311 2002-04-04 David S. Miller <davem@redhat.com>
5313 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
5315 2002-04-04 Richard Henderson <rth@redhat.com>
5318 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
5319 Support copies into and out of memory. Don't accept allows_reg
5320 and allows_mem as gospel.
5322 2002-04-04 Richard Henderson <rth@redhat.com>
5325 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
5326 (write_dependence_p): Likewise.
5328 2002-04-04 Richard Henderson <rth@redhat.com>
5330 * predict.c (estimate_bb_frequencies): Do frequency calculation
5331 with a volatile temporary.
5333 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
5335 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
5337 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5340 * final.c (final_start_function): Don't bump profile_label_no here...
5341 (final_end_function): ...but here.
5343 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5345 * config/sparc/sparc.md (pic): New attribute.
5346 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
5348 (split after do_builtin_setjmp_setup): New.
5350 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5353 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
5356 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5358 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
5359 UNITS_PER_WORD for zero sized aggregates.
5361 2002-04-03 David S. Miller <davem@redhat.com>
5363 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
5364 one-character spec for this, just use %(link_gcc_c_sequence).
5366 2002-04-03 David S. Miller <davem@redhat.com>
5368 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
5371 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5373 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
5374 (DWARF_FRAME_RETURN_COLUMN): Move.
5375 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5376 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
5377 * pa.c (except.h, predict.h): Include.
5379 (store_reg_modify, set_reg_plus_d): Revise prototypes.
5380 (output_ascii): Add cast.
5381 (store_reg_modify): Revise to add frame notes.
5382 (set_reg_plus_d): Likewise.
5383 (compute_frame_size): Include space for eh data registers in frame if
5384 the current function calls eh_return.
5385 (hppa_expand_prologue): Ensure register %r2 is saved if the current
5386 function calls eh_return. Save eh data registers if the current
5387 function calls eh_return. Fix code to add frame notes. Emit
5388 blockage to prevent insns with frame notes being scheduled in the
5389 delay slot of calls.
5390 (hppa_expand_epilogue): Restore eh data registers and do final stack
5391 adjustment if the current function calls eh_return. Don't add frame
5393 (output_call): Revise for change in length of call insn. Don't do
5394 return pointer adjustment for an unconditional jump in the delay slot
5395 of a call when using frame notes.
5396 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
5397 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
5398 (ARG_POINTER_CFA_OFFSET): Define.
5399 * pa.md (return_external_pic): New pattern.
5400 (prologue): Correct formatting. Use return_external_pic if current
5401 function calls eh_return.
5402 (call_internal_symref, call_value_internal_symref,
5403 sibcall_internal_symref, sibcall_value_internal_symref): Change default
5404 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
5406 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
5408 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
5409 list of targets to check using "nop" insn.
5410 * configure: Rebuilt.
5412 2002-04-04 Alan Modra <amodra@bigpond.net.au>
5414 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
5416 2002-04-03 David S. Miller <davem@redhat.com>
5418 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
5419 library sequence passed to the linker.
5420 (LINK_COMMAND_SPEC): Use it.
5421 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
5422 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
5423 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
5425 2002-04-03 Jason Merrill <jason@redhat.com>
5427 * except.c (struct eh_status): Remove protect_list.
5428 (begin_protect_partials, end_protect_partials): Remove.
5429 (add_partial_entry): Remove.
5430 * except.h: Remove prototypes.
5432 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
5433 expand_decl_cleanup_eh.
5436 * tree.h (CLEANUP_EH_ONLY): New macro.
5437 * stmt.c (expand_decl_cleanup_eh): New fn.
5438 (expand_cleanups): Check CLEANUP_EH_ONLY.
5439 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
5440 Use expand_decl_cleanup_eh.
5441 (expand_stmt): Adjust.
5442 * c-common.h: Adjust prototype.
5444 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
5446 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
5447 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
5448 (cris_target_asm_function_epilogue): Ditto.
5449 (cris_initial_frame_pointer_offset): Ditto.
5450 (cris_simple_epilogue): Ditto.
5451 (cris_expand_builtin_va_arg): Variable-size types come in
5454 2002-04-03 David S. Miller <davem@redhat.com>
5456 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
5458 (set_fast_math): Correct 'fsr' type.
5460 2002-04-03 Richard Henderson <rth@redhat.com>
5463 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
5464 * toplev.c (check_global_declarations): Use it.
5465 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
5466 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5467 (LANG_HOOKS_DECLS): Add it.
5468 * langhooks.c (lhd_warn_unused_global_decl): New.
5469 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5470 * c-objc-common.c (c_warn_unused_global_decl): New.
5471 * c-tree.h (c_warn_unused_global_decl): Declare.
5472 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5474 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
5476 * langhooks-def.h (lhd_set_decl_assembler_name,
5477 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
5478 (LANG_HOOKS_INITIALIZER): Update.
5479 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
5480 * langhooks.h (struct lang_hooks): New hook.
5481 * tree.c (set_decl_assembler_name): Move to langhooks.c.
5482 (lang_set_decl_assembler_name): Remove.
5483 (init_obstacks): Don't set hook.
5484 (decl_assembler_name): New function.
5485 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
5486 (decl_assembler_name): New.
5487 (lang_set_decl_assembler_name): Remove.
5489 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5491 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
5492 works properly with .hidden symbols.
5493 * configure: Rebuilt.
5494 * config.in: Rebuilt.
5495 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5496 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
5497 properly with .hidden symbols.
5499 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5502 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
5505 2002-04-03 Richard Henderson <rth@redhat.com>
5508 * sched-rgn.c (sets_likely_spilled): New.
5509 (sets_likely_spilled_1): New.
5510 (add_branch_dependences): Use it.
5512 2002-04-02 Richard Henderson <rth@redhat.com>
5515 * loop.h (LOOP_FIRST_PASS): New.
5516 * loop.c (strength_reduce): Mind it when deciding to unroll.
5517 * toplev.c (rest_of_compilation): Set it.
5519 2002-04-02 David S. Miller <davem@redhat.com>
5521 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
5522 mems_ok_for_ldd_peep when the order of the loads being examined
5524 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
5525 existing comment to increase comprehension of this situation.
5527 2002-04-02 Zack Weinberg <zack@codesourcery.com>
5529 * config/sh/sh.md: Don't use union real_extract.
5531 2002-04-02 Richard Henderson <rth@redhat.com>
5533 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
5535 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5537 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
5538 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
5539 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
5540 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
5541 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
5542 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
5543 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
5544 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
5545 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
5546 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
5547 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
5548 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
5549 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
5550 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
5551 Include as many configury headers via tm_file as possible. This
5552 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
5553 * config/openbsd-oldgas.h: New file.
5554 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
5555 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
5556 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
5557 config/i386/i386-coff.h, config/i386/i386-interix.h,
5558 config/i386/iscdbx.h, config/i386/linux-aout.h,
5559 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
5560 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
5561 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
5562 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
5563 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
5564 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
5565 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
5566 config/i386/vxi386.h: Do not directly include configury headers.
5567 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
5568 Directly include configury headers that are no longer automatically
5569 included by the above headers.
5570 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
5571 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
5572 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
5573 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
5574 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
5575 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
5576 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
5577 (TARGET_VERSION): Define.
5578 * config/i386/beos-elf.h, config/i386/freebsd.h,
5579 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
5580 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
5581 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
5582 config/i386/sco5.h, config/i386/sysv4.h
5583 (TARGET_VERSION): Do not need to protect.
5584 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
5585 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
5586 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
5587 config/i386/i386-interix.h, config/i386/linux-aout.h,
5588 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
5589 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
5590 (YES_UNDERSCORES): Do not define - not needed.
5591 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
5592 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5593 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
5594 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
5595 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5596 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
5597 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
5598 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
5600 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
5601 Richard Henderson <rth@redhat.com>
5604 * function.c (assign_temp): Accept either type or decl argument.
5605 Detect variables whose size is too large to fit into an integer.
5606 * stmt.c (expand_decl): Pass the decl, not the type.
5608 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5610 * protoize.c: Match include directory usage with cppdefault.c.
5612 2002-04-03 Jeffrey A Law (law@redhat.com)
5613 Hans-Peter Nilsson <hp@bitrange.com>
5615 * combine.c (simplify_comparison): Avoid narrowing a comparison
5616 with a paradoxical subreg when doing so would drop signficant bits.
5618 2002-04-02 Steve Ellcey <sje@cup.hp.com>
5620 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
5621 if POINTERS_EXTEND_UNSIGNED is defined.
5623 2002-04-02 Richard Henderson <rth@redhat.com>
5626 * local-alloc.c (contains_replace_regs): LO_SUM may contain
5629 2002-04-02 Richard Henderson <rth@redhat.com>
5631 * doc/standards.texi: Document required freestanding libc entry points.
5633 2002-04-02 Alan Modra <amodra@bigpond.net.au>
5635 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
5636 associated splitter. Remove MQ constraint.
5637 (ctrdi_internal4): Correct CCmode clobber.
5639 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5641 * milli64.S ($$dyncall): New function.
5642 * t-linux (LIB1ASMFUNCS): Revise module list.
5643 (LIB1ASMSRC): Use pa/milli64.S.
5645 2002-04-02 Richard Henderson <rth@redhat.com>
5647 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
5648 rename solaris_sys_varargs_h.
5650 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5652 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
5653 the same mode as its component.
5655 2002-04-02 Richard Henderson <rth@redhat.com>
5658 * final.c (this_is_asm_operands): Export.
5659 * output.h (this_is_asm_operands): Declare.
5660 * config/i386/i386.c (print_operand): Error odd asm operands.
5662 2002-04-02 Richard Henderson <rth@redhat.com>
5665 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
5667 2002-04-01 Richard Henderson <rth@redhat.com>
5670 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
5671 * fixinc/fixincl.x: Rebuild.
5673 2002-04-01 Richard Henderson <rth@redhat.com>
5675 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
5676 (atomic_alloc, atomic_free): New.
5677 (SIZE, MASK_FOR, PTR_IN): New.
5678 (emergency_reg_state, emergency_reg_state_free): New.
5679 (emergency_labeled_state, emergency_labeled_state_free): New.
5680 (reg_state_alloced, labeled_state_alloced): New.
5681 (alloc_reg_state, free_reg_state): New.
5682 (alloc_label_state, free_label_state, free_label_states): New.
5683 (push, pop, dup_state_stack, free_state_stack): Use them.
5684 (desc_label_state): Likewise.
5685 (uw_frame_state_for): Free label states and state stack.
5686 (uw_update_reg_address): Eliminate warnings.
5688 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
5690 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
5691 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
5693 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5695 * c-decl.c (grokdeclarator): Update.
5696 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5697 * c-tree.h (c_mark_addressable): New.
5698 * c-typeck.c (default_function_array_conversion, build_unary_op,
5699 build_array_ref, convert_for_assignment): Update.
5700 (mark_addressable): Rename.
5701 * calls.c (try_to_integrate, expand_call): Use langhook.
5702 * expr.c (expand_expr): Use langhook.
5703 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
5704 * langhooks.h (struct lang_hooks): New hook.
5705 * stmt.c (expand_asm_operands): Use langhook.
5706 * tree.h (mark_addressable): Remove.
5708 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5710 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5712 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
5715 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5717 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
5718 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
5720 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5722 * c-common.c (unsigned_conversion_warning, convert_and_check,
5723 unsigned_type, signed_type, shorten_compare,
5724 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
5725 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
5726 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
5728 * c-decl.c (grokdeclarator): Update.
5729 * c-format.c (check_format_types): Update.
5730 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5731 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5732 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
5733 * convert.c (convert_to_integer): Use new hooks.
5734 * expmed.c (make_tree): Use new hooks.
5735 * expr.c (store_expr): Use new hooks.
5736 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
5737 all_ones_mask_p, unextend, fold): Use new hooks.
5738 * langhooks.h (struct lang_hooks_for_types): New hooks.
5739 * tree.h (signed_or_unsigned_type, signed_type,
5740 unsigned_type): Remove.
5742 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5743 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5745 2002-03-31 Richard Henderson <rth@redhat.com>
5747 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
5748 (desc_frgr_mem): Fix reference to f16-f31.
5750 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5752 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5753 RTVEC_ELT): Const-ify.
5754 * varray.h (VARRAY_CHECK): Const-ify.
5755 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
5756 ggc_mark_rtvec, ggc_mark): Const-ify.
5758 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5760 * diagnostic.c: Include langhooks-def.h.
5761 * Makefile.in (diagnostic.o): Update.
5763 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5765 * c-common.c (c_unsafe_for_reeval): Rename.
5766 * c-common.h (c_unsafe_for_reeval): Rename.
5767 * c-decl.c (finish_incomplete_decl): Rename.
5768 (c_init_decl_processing): Don't set langhook.
5769 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5770 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5771 * c-objc-common.c (c_objc_common_init): Don't set langhook.
5772 * c-tree.h (finish_incomplete_decl): Rename.
5773 * langhooks-def.h (lhd_unsafe_for_reeval): New.
5774 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
5775 (LANG_HOOKS_INITIALIZER): Update.
5776 * langhooks.c (lhd_unsafe_For_reeval): New.
5777 * langhooks.h (struct langhooks): New hooks.
5778 * toplev.c (incomplete_decl_finalize_hook): Remove.
5779 (wrapup_global_declarations): Update.
5780 * tree.c (lang_unsafe_for_reeval): Remove.
5781 (unsafe_for_reeval): Update.
5782 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
5785 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5786 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5788 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5790 * diagnostic.c (print_error_function): Remove.
5791 (default_print_error_function): Rename.
5792 (report_error_function): Update.
5793 * diagnostic.h (print_error_function): Remove.
5794 (default_print_error_function): Remove.
5795 * langhooks-def.h (struct diagnostic_context): Predeclare.
5796 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
5797 (LANG_HOOKS_INITIALIZER): Update.
5798 * langhooks.h (struct diagnostic context): Predeclare.
5799 (struct lang_hooks): New hook.
5801 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5803 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
5804 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
5806 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
5807 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
5808 of PIC_OFFSET_TABLE_REGNUM thruout.
5809 * config/rs6000/rs6000.md: Likewise.
5810 * config/rs6000/darwin.h: Likewise.
5812 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5814 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
5815 unsigned HOST_WIDE_INT, not unsigned int.
5817 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5819 PR middle-end/6096, middle-end/6098, middle-end/6099
5820 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
5822 (fill_slots_from_thread): Likewise.
5824 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5826 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
5827 floating fields in float regs.
5828 (function_arg_record_value_2): Likewise.
5830 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5832 * config/mmix/mmix.md (define_constants): Remove misleading
5833 FIXME. Add MMIX_fp_rO_OFFSET.
5834 ("nonlocal_goto_receiver"): Don't have stack-frame address of
5835 saved rO as part of the pattern. Remove FIXME.
5836 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
5837 here, at output-time.
5839 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5842 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
5844 (output_v9branch): Likewise.
5846 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5848 * gcc.c: Revert previous patch for now.
5849 * config/i386/djgpp.h: Likewise.
5851 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5853 * config/mmix/crti.asm (_init): Register _fini with atexit.
5854 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
5856 2002-03-31 Richard Henderson <rth@redhat.com>
5859 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
5860 (ASM_OUTPUT_DEF_FROM_DECLS): New.
5862 2002-03-31 Richard Henderson <rth@redhat.com>
5864 * libgcc2.c (__bb_exit_func): Make static.
5866 * config/alpha/alpha.md (trap): New.
5868 2002-03-31 Richard Henderson <rth@redhat.com>
5870 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
5871 promoted argument types; build trap.
5872 (expand_builtin_trap): New.
5873 (expand_builtin): Use it.
5874 * stmt.c (expand_nl_goto_receivers): Likewise.
5875 * expr.h (expand_builtin_trap): Declare.
5876 * libfuncs.h (LTI_abort, abort_libfunc): New.
5877 * optabs.c (init_optabs): Init abort_libfunc.
5879 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5881 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
5882 (LINK_COMMAND_SPEC): ... from here.
5883 (init_gcc_specs): Duplicate it here too, omitting
5884 shared_name in the second copy.
5885 (init_spec): Test for duplicate
5886 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
5888 2002-03-30 David S. Miller <davem@redhat.com>
5890 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5891 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
5893 2002-03-30 Roger Sayle <roger@eyesopen.com>
5894 Richard Henderson <rth@redhat.com>
5896 * regmove.c (combine_stack_adjustments_for_block): Avoid
5897 emitting a stack adjustment of zero bytes. Let delete_insn
5900 2002-03-30 Richard Henderson <rth@redhat.com>
5902 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
5903 (sparc_emitting_epilogue): New.
5904 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
5905 * config/sparc/sparc-protos.h: Update.
5906 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
5907 (TARGET_SWITCHES): Update.
5908 * config/sparc/sparc.md (return): Remove.
5909 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
5910 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
5911 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
5912 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
5913 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
5914 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
5915 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
5916 Remove MASK_EPILOGUE.
5917 * doc/invoke.texi: Update.
5919 2002-03-30 Daniel Berlin <dan@dberlin.org>
5921 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
5922 CPP will start the file for us.
5924 2002-03-30 Richard Henderson <rth@redhat.com>
5927 * config/ia64/ia64.c (group_barrier_needed_p): Special case
5928 prologue_allocate_stack.
5929 (ia64_single_set): Use insn codes for recognition of special
5930 cases, not rtl matching.
5931 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
5933 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
5935 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
5937 2002-03-30 Richard Henderson <rth@redhat.com>
5940 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
5941 or -fomit-frame-pointer with profiling.
5942 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5943 (FUNCTION_PROFILER): Do nothing.
5944 (PROFILE_HOOK): New.
5945 * config/sparc/sparc.c (sparc_override_options): Don't check
5946 code models for profiling.
5947 (sparc_function_profiler): Remove.
5948 (sparc_profile_hook): New.
5949 * config/sparc/sparc-protos.h: Update.
5951 2002-03-30 Jakub Jelinek <jakub@redhat.com>
5953 PR optimization/6086
5954 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
5955 of SUBREG of volatile MEM or because the MEM was mode dependent,
5956 return CLOBBER instead of unmodified SUBREG.
5958 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
5960 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
5961 when not optimizing.
5963 * toplev.c (rest_of_compilation): Cann mark_constant_function
5964 only when optimizing.
5966 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
5969 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
5970 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
5971 (try_optimize_cfg): clear all AUX fields.
5973 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
5974 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
5975 (ix86_address_cost): Be prepared for SUBREGed registers.
5976 (legitimate_address_p): Accept SUBREGed registers.
5978 2002-03-29 Richard Henderson <rth@redhat.com>
5981 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
5983 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5985 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
5986 for aggregate and TFmode types.
5988 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
5990 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
5992 2002-03-29 Richard Henderson <rth@redhat.com>
5995 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
5996 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
5998 2002-03-29 Richard Henderson <rth@redhat.com>
6001 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
6002 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
6003 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
6004 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
6006 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
6008 2002-03-29 Dale Johannesen <dalej@apple.com>
6010 * loop.c (combine_movables): Do allow combination of pseudos.
6012 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
6014 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
6015 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
6016 No functional change except ...
6017 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
6018 * doc/install.texi (*-*-freebsd*): Document port configuration.
6020 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6022 * Makefile.in (convert.o, calls.o, expmed.o): Update.
6023 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
6025 * builtin-types.def (BT_PTRMODE): Update.
6026 * c-common.c (type_for_size): Rename c_common_type_for_size.
6027 (type_for_mode): Similarly.
6028 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
6030 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
6031 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
6032 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
6034 * c-typeck.c (common_type, comptypes, default_conversion):
6036 * calls.c: Include langhooks.h.
6037 (emit_library_call_value_1): Use new hooks. Avoid redundant
6039 * convert.c: Include langhooks.h
6040 (convert_to_pointer, convert_to_integer): Use new hooks.
6041 * except.c (init_eh): Similarly.
6042 * expmed.c: Include langhooks.h.
6043 (expand_mult_add): Use new hooks.
6044 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
6045 try_casesi): Similarly.
6046 * fold-const.c (optimize_bit_field_compare, make_range,
6047 decode_field_reference, fold_truthop, fold): Similarly.
6048 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
6049 put_var_into_stack): Similarly.
6050 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
6051 LANG_HOOKS_TYPE_FOR_SIZE): New.
6052 (LANG_HOOKS_TYPES_INITIALIZER): Update.
6053 * langhooks.h (lang_hooks_for_types): New hooks.
6054 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
6055 * tree.c (get_unwidened, get_narrower): Similarly.
6056 * tree.h (type_for_mode, type_for_size): Remove.
6057 * varasm.c (force_const_mem): Use new hooks.
6058 * utils2.c (nonbinary_modular_operation): Update.
6060 * objc-act.c (handle_impent): Update.
6061 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
6064 2002-03-29 Steve Ellcey <sje@cup.hp.com>
6066 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
6067 * config/ia64/ia64.c (basereg_operand): New.
6068 * config/ia64/ia64-protos.h (basereg_operand): Declare.
6069 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
6071 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
6073 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
6074 unwind information when frame_pointer_needed.
6075 (mmix_assemble_integer): Tweak wording in comment.
6077 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6079 * Makefile.in (except.o): Update.
6080 * except.c: Include langhooks.h.
6081 (init_eh): Use langhook.
6082 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
6083 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
6084 (LANG_HOOKS_INITIALIZER): Update.
6085 * langhooks.h (lang_hooks_for_types): New.
6086 (struct lang_hooks): Add it.
6087 * tree.c (make_lang_type_fn, make_lang_type): Remove.
6088 * tree.h (make_lang_type_fn, make_lang_type): Remove.
6090 * alpha/alpha.c: Include langhooks.h.
6091 (alpha_build_va_list): Use langhook.
6092 * d30v/d30v.c: Include langhooks.h.
6093 (d30v_build_va_list): Use langhook.
6094 * i386/i386.c: Include langhooks.h.
6095 (ix86_build_va_list): Use langhook.
6096 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
6097 * s390/s390.c: Include langhooks.h.
6098 (s390_build_va_list): Use langhook.
6099 * stormy16/stormy16.c: Include langhooks.h.
6100 (stormy16_build_va_list): Use langhook.
6102 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6105 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
6107 (length): Compute variable length for branches/calls/jumps here.
6108 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
6109 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
6110 define branch_type attribute.
6111 (divsi3_sp32): Maximum length is 6 not 7.
6112 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
6113 call_address_untyped_struct_value_sp32,
6114 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
6115 * config/sparc/sparc.c (empty_delay_slot): New function.
6116 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
6117 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
6119 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6121 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
6122 nonzero_bits if not needed.
6123 (nonzero_bits) [XOR]: Likewise.
6124 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
6125 reg_last_set_mode and mode are both MODE_INT, but not equal.
6126 (record_value_for_reg): Compute reg_last_set_nonzero_bits
6127 in nonzero_bits_mode for MODE_INT modes.
6129 2002-03-28 Richard Henderson <rth@redhat.com>
6132 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
6133 to GAS. Correct drift between alternatives.
6135 2002-03-28 Richard Henderson <rth@redhat.com>
6138 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
6140 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
6142 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
6143 emulation to the linker.
6145 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
6147 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
6148 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
6150 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
6152 * combine.c (simplify_and_const_int): Make sure to apply mask
6153 when force_to_mode returns a constant integer. PR3311.
6155 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6157 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
6159 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6161 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
6162 and Objective-C Dialect Options.
6164 2002-03-28 Richard Henderson <rth@redhat.com>
6166 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
6167 comparison should be done vs !=0 not >0 return code. Tidy cases.
6169 2002-03-28 Richard Henderson <rth@redhat.com>
6171 * c-decl.c (finish_function): New arg can_defer_p. Pass it
6172 on to c_expand_body.
6173 * c-tree.h (finish_function): Update decl.
6174 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
6176 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
6178 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
6180 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
6182 * rtlanal.c: Include flags.h
6183 (may_trap_p): Do not mark FP operations if trapping
6184 if !flag_trapping_math
6185 * Makefile.in (rtlanal.o): Add dependency on flag.h
6186 * ifcvt.c (noce_operand_ok): Avoid the lameness.
6188 2002-03-27 Zack Weinberg <zack@codesourcery.com>
6190 * mips.md: Use dconst1, not 1.0, as first argument of
6191 REAL_VALUE_LDEXP. Don't use union real_extract.
6193 2002-03-28 Alan Modra <amodra@bigpond.net.au>
6195 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
6196 rather than $target. Heed program_prefix and
6197 program_transform_name. Search for gas in cross-compiler case too.
6198 "test -x" rather than "test -f".
6199 (gcc_cv_ld): Likewise.
6200 (gcc_cv_nm): Heed program_prefix and program_transform_name.
6201 (gcc_cv_objdump): Likewise.
6202 * configure: Regenerate.
6204 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6206 * Makefile.in (attribs.o): Update.
6207 * attribs.c: Include langhooks.h.
6208 (decl_attributes): Use langhook.
6209 * c-decl.c (insert_default_attributes): Rename.
6210 * c-tree.h (c_insert_default_attributes): New.
6211 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
6212 (LANG_HOOKS_INITIALIZER): Update.
6213 * langhooks.h (struct lang_hooks): New hook.
6214 * tree.h (insert_default_attributes): Remove.
6216 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
6218 2002-03-27 Andreas Schwab <schwab@suse.de>
6220 * config/i386/i386.c (classify_argument): Also check for
6223 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6225 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
6228 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
6230 * i960.md (ret): Set PC.
6231 (nonlocal_goto): Fix expander.
6232 * builtins.c (epxand_builin_longjmp): Check that we've emitted
6235 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
6237 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
6240 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6242 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
6243 assigning to BLOCK_FOR_INSN directly.
6245 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
6247 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
6249 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6251 * c-common.c (c_expand_expr): Fix prototype.
6252 * c-common.h (c_expand_expr): Always declare, update.
6253 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6254 * c-objc-common.c (c_objc_common_init): No global hook.
6255 * expr.c (expand_expr): Use langhook.
6256 * expr.h (enum expand_modifier): Conditionally declare.
6257 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
6258 (LANG_HOOKS_INITIALIZER): Update.
6259 * langhooks.c (lhd_expand_expr): New.
6260 * langhooks.h (struct lang_hooks): New hook.
6261 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
6262 (lang_independent_init): Don't default hook.
6264 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6266 2002-03-27 Richard Henderson <rth@redhat.com>
6269 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
6270 TARGET_CONST_GP. Simplify conditions.
6272 2002-03-27 Richard Henderson <rth@redhat.com>
6274 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6275 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
6276 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
6278 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
6280 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
6281 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
6282 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
6283 Remove unnecessary masks.
6284 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
6285 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
6286 -mwindows, -mdll switches and their negations.
6288 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6290 * gcc-common.c (lang_mark_false_label_stack): Remove.
6291 * ggc.h (lang_mark_false_label_stack): Similarly.
6293 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
6295 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
6297 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
6298 or __rtems_ is defined.
6300 2002-03-26 Richard Henderson <rth@redhat.com>
6302 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
6303 if a non-trivial load was emitted.
6304 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
6305 in high+extra+low case.
6307 2002-03-26 Richard Henderson <rth@redhat.com>
6309 * config.gcc (sparc*-solaris): Use float_format=sparc.
6311 2002-03-26 Richard Henderson <rth@redhat.com>
6313 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6314 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
6315 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
6316 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
6317 (WINT_TYPE_SIZE): Fix at 32.
6319 2002-03-26 Richard Henderson <rth@redhat.com>
6321 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
6322 until after eh landing pad generation.
6323 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
6324 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
6326 2002-03-26 Richard Henderson <rth@redhat.com>
6328 * expr.h (ADD_PARM_SIZE): One more convert for INC.
6330 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
6332 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
6333 and warning switches.
6334 (cc1_options): Likewise.
6336 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
6338 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
6339 Restore more of the signal context. Set no_reg_stack_frame.
6340 * config/ia64/unwind-ia64.c (unw_state_record):
6341 Add no_reg_stack_frame, comments.
6342 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
6343 (uw_update_context): Adjust bsp when unwinding from leaf,
6344 but not signal frame.
6346 2002-03-26 David Edelsohn <edelsohn@gnu.org>
6348 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
6350 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6352 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
6354 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6357 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
6358 "Add a pool_range attribute", which was lost during the ARM/Thumb
6361 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6363 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
6364 a register into the MAC16 accumulator.
6366 2002-03-26 Andrew Cagney <ac131313@redhat.com>
6368 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
6369 (Warning Options): Document -Wswitch-enum.
6370 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
6372 (warn_switch_enum): Define variables.
6373 * flags.h (warn_switch_enum): Declare variables.
6374 * stmt.c (expand_end_case_type): When warn_switch_enum /
6375 -Wswitch-enum, perform switch checks.
6378 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6380 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
6381 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
6382 (reload_muladdsi_compare0_scratch): Delete.
6384 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
6386 * doc/install.texi (*-*-freebsd*): Update.
6388 2002-03-26 Richard Henderson <rth@redhat.com>
6390 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
6391 (SUB_PARM_SIZE): Cast DEC to ssizetype.
6393 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
6394 types from the normal argument frame.
6396 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
6397 variable sized objects by reference.
6398 (sparc_va_arg): Receive them by reference too.
6400 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
6402 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
6403 code to not restoring global registers.
6405 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
6407 * Makefile.in (ggc-common.o): Update.
6408 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
6409 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6410 * c-tree.h (c_mark_tree): New.
6411 * ggc-common.c: Include langhooks.h.
6412 (gcc_mark_trees): Use new langhook.
6413 * ggc-callbacks.c: Delete file.
6414 * ggc.h (lang_mark_tree): Remove.
6415 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
6416 (LANG_HOOKS_INITIALIZER): Update.
6417 * langhooks.h (struct lang_hooks): New hook.
6419 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6421 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6423 * doc/cpp.texi: Exclude entire Top node from printed manual.
6424 Move option index after directive index. Insert page breaks
6425 before GFDL and concept index. Index environment variables
6426 with command line options.
6427 * doc/cppenv.texi: Use @vtable for environment variable list.
6428 Add paragraph explaining semantics of empty elements in path
6429 variables. Exclude a cross-reference to Fishkill from the
6430 manpage. Remove an unnecessary cross-reference of the entry
6431 right above the referer. Don't use @anchor in text that goes
6433 * doc/cppopts.texi: Cross-reference the environment variables
6434 section, not the specific environment variable, for consistency.
6436 2002-03-25 Richard Henderson <rth@redhat.com>
6438 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
6439 anywhere in the block. Don't refer to insns that have been
6440 removed from the chain. Iterate backward through the new insns.
6441 Don't refer to edges that have been removed.
6443 2002-03-26 Alan Modra <amodra@bigpond.net.au>
6445 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
6446 test for overflow of constant.
6448 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
6451 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
6452 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
6453 these patterns on arm_archv4.
6455 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
6457 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
6460 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6462 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
6463 float_handled, float_handler, float_signal, set_float_handler,
6464 and do_float_handler. Set handler for SIGFPE to crash_signal.
6465 * toplev.h: Don't prototype do_float_handler.
6467 * c-lex.c: Fold parse_float into lex_number. Make warning
6468 about portability of hex float constants more informative, and
6469 don't issue it on top of a syntax error.
6470 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
6472 * real.h: Define REAL_VALUE_ABS here...
6473 * simplify-rtx.c: ... not here. Fold check_fold_consts,
6474 simplify_unary_real, simplify_binary_real, and
6475 simplify_binary_is2orm1 into their callers.
6476 * tree.c: Fold build_real_from_int_cst_1 into caller.
6478 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
6480 * tsystem.h: Include float.h here...
6481 * libgcc2.c: ... not here.
6483 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
6485 Fixes for: PR bootstrap/3591, target/5676
6486 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
6487 defined. Do not disable exceptions or rtti.
6488 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
6489 mcore.h. Disable exceptions and rtti, since they are not
6492 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
6494 * c-decl.c (maybe_build_cleanup): Remove.
6495 * expr.c (expand_expr): Use langhook.
6496 * langhooks-def.h (lhd_return_null_tree,
6497 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
6498 (LANGHOOKS_INITIALIZER): Update.
6499 * langhooks.c (lhd_return_null_tree): New.
6500 * langhooks.h (struct lang_hooks): New hook.
6501 * tree-inline.c (initialize_inlined_parameters): Use langhook.
6502 * tree.h (maybe_build_cleanup): Remove.
6504 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6506 * regrename.c (build_def_use): Move recog_memoized
6507 before extract_insn.
6509 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6512 * expr.c (emit_group_store): Handle storing into CONCAT.
6514 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6516 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
6517 corresponding MATCH_DUP.
6519 2002-03-24 Richard Henderson <rth@redhat.com>
6521 * unroll.c (unroll_loop): Zero label_map.
6523 * gcse.c: Include except.h.
6524 * Makefile.in (gcse.o): Update.
6526 2002-03-24 Richard Henderson <rth@redhat.com>
6528 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
6529 Do resolve_unique_section before shared data clause.
6531 2002-03-24 Richard Henderson <rth@redhat.com>
6533 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
6535 2002-03-24 Richard Henderson <rth@redhat.com>
6537 * recog.c (peephole2_optimize): Split blocks when EH insns are
6538 generated in the middle of a block. Do global life update if
6541 2002-03-24 Richard Henderson <rth@redhat.com>
6543 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
6545 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6548 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
6549 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
6550 (init_dependency_output): Don't make no_output decision here.
6552 2002-03-24 Andrew Cagney <ac131313@redhat.com>
6554 * stmt.c (check_for_full_enumeration_handling): Remove tests of
6555 warn_switch. Update description.
6556 (expand_end_case_type): Call check_for_full_enumeration_handling
6559 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6561 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
6562 (m68hc11_split_move): Call it to see if the source and destination
6563 operands use the same direction auto inc/dec mode, otherwise make the
6564 source an offsetable memory operand and generate an add.
6566 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6568 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
6569 register for operand 2.
6570 ("*subsi3_zero_extendqi"): Likewise.
6571 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
6572 bits so that it is compatible with a pop.
6573 ("*andhi3_gen"): Likewise.
6574 ("xorhi3"): Likewise.
6576 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6578 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
6580 (cpp_post_options): ... not here.
6582 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6583 Aldy Hernandez <aldyh@redhat.com>
6585 Removal of separate preprocessor cpp0.
6587 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
6588 cpp0, install-common): Update.
6589 * c-common.c (flag_preprocess_only): New.
6590 (c_common_init): Preprocess for -E.
6591 * c-common.h (flag_preprocess_only): New.
6592 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
6593 * c-objc-common.c (c_init_decl_processing): Exit quickly
6594 for NULL return from c_common_init.
6595 * cpplib.h (cpp_preprocess_file): New.
6596 * cppmain.c (main, general_init, pfile, progname): Remove.
6597 (do_preprocessing): Rename cpp_preprocess_file, don't call
6598 cpp_finish. Don't close stdout here.
6599 (setup_callbacks): Update prototype.
6600 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
6602 * tradcpp.c (main): Ignore -quiet.
6604 * lang-specs.h (default_compilers): Preprocess with cc1obj.
6606 2002-03-24 Richard Henderson <rth@redhat.com>
6608 PR optimization/5742
6609 * machmode.def: Add inner mode field to complex modes.
6610 * config/mips/mips.c (mips_function_value): Always define. Add
6611 new argument to handle libcalls.
6612 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
6613 (FUNCTION_VALUE): Likewise.
6614 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
6615 * config/mips/mips-protos.h: Update.
6617 2002-03-23 Richard Henderson <rth@redhat.com>
6619 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
6620 * config/sparc/sparc-protos.h: Update.
6621 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
6623 2002-03-23 Richard Henderson <rth@redhat.com>
6625 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
6626 _start or _init begins the text segment.
6628 2002-03-23 David Edelsohn <edelsohn@gnu.org>
6630 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
6631 not HOST_WIDEST_INT.
6632 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
6634 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
6637 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
6638 operand argument to output_return_instruction.
6639 * arm.c (arm_print_operand, case 'd'): If the operand is
6640 const_true_rtx then just return.
6641 (arm_print_operand, case 'D'): If the operand is const_true_rtx
6644 2002-03-23 Andrew Cagney <ac131313@redhat.com>
6646 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
6647 (Warning Options): Document -Wswitch-default.
6648 * toplev.c (W_options): Add -Wswitch-default. Update comment on
6650 (warn_switch_default): Define variable.
6651 (warn_switch): Update comment.
6652 * flags.h (warn_switch_default): Declare variable.
6653 (warn_switch): Update comment.
6654 * stmt.c (expand_end_case): Check for and, when
6655 warn_switch_no_default, warn of a missing default case.
6657 2002-03-23 Alan Modra <amodra@bigpond.net.au>
6659 * real.h (N): Special case 128 bit doubles.
6661 * combine.c (simplify_comparison): When widening modes, ignore
6662 sign extension on CONST_INTs.
6664 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6666 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
6667 passed to adjust_address. Fix comment formatting.
6670 2002-03-22 Zack Weinberg <zack@codesourcery.com>
6672 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
6673 Always make REAL_VALUE_TYPE a struct containing an array of
6674 HOST_WIDE_INT, not a double. Tidy up the code deciding how
6675 big it is. Don't declare or use union real_extract.
6677 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
6678 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
6679 (print_operand), config/arm/arm.c (output_move_double),
6680 config/arm/arm.md (consttable_4, consttable_8),
6681 config/romp/romp.c (output_fpops), config/s390/s390.h
6682 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
6683 (xtensa_output_literal): Don't use union real_extract.
6685 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
6686 (sfmode_constant_to_ulong), config/ns32k/merlin.h
6687 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
6688 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
6689 (PRINT_OPERAND): Don't use local version of union
6692 * config/convex/convex.c (check_float_value), config/vax/vax.c
6693 (vax_float_literal), config/m88k/m88k.md (divdf3),
6694 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
6695 config/pdp11/pdp11.c (output_move_quad): Don't do host
6696 arithmetic on target floating point quantities.
6698 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
6699 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
6701 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
6702 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
6704 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
6705 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
6707 * print-rtl.c (print_rtx): Disable code which needs
6708 floating-point emulator.
6709 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
6710 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
6711 depending on HOST_FLOAT_FORMAT to be defined properly.
6713 * config/1750a/1750a.c (get_double, float_label): Delete.
6714 (print_operand): Delete huge commented-out chunk. Use
6715 REAL_VALUE_TO_DECIMAL.
6716 * config/1750a/1750a-protos.h: Delete prototypes of deleted
6718 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
6720 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
6721 Use REAL_VALUE_TO_DECIMAL as ELF version does.
6722 * config/m88k/m88k.c (real_power_of_2_operand,
6723 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
6724 real_extract out of the union; run the input through
6725 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
6726 from that into the union.
6727 * config/pdp11/pdp11.c (output_move_double): Rearrange
6728 parentheses to make automatic indenter happy.
6730 * doc/tm.texi (Cross-compilation): Rename node to "Floating
6731 Point" and rewrite to describe current situation. Also adjust
6732 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
6734 * doc/rtl.texi: Adjust cross reference.
6736 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6738 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
6739 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
6740 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
6741 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
6742 prevent use of sp as a reload register.
6743 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
6744 non_acc_reg_operand.
6745 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
6746 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
6747 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6748 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
6750 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6752 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
6753 * cpplex.c (unterminated): Delete.
6754 (parse_string): No string literal may extend over multiple
6755 lines. Suppress the error when preprocessing assembly.
6756 * cppmain.c (scan_translation_unit): Strings are single-line.
6758 * doc/cpp.texi: Update to match.
6760 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6762 PR optimization/5854
6763 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
6765 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
6766 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
6767 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
6768 const0 if scratch register was not allocated.
6769 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
6770 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
6772 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
6773 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
6774 with GEN_INT (...) everywhere. Remove constraints in define_split
6776 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
6777 require scratch register for setting 0 into regs/non-pushable memory.
6779 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6781 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
6782 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
6784 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
6786 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
6787 * cppinit.c (cpp_create_reader): On by default.
6788 (cpp_handle_option): Handle -W[no-]endif-labels.
6789 (cpp_post_options): Also enable if -pedantic.
6790 * cpplib.c (do_else): Use it.
6791 (do_endif): Likewise.
6792 * doc/cppopts.texi: Document new option.
6793 * doc/invoke.texi: Document new option.
6795 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
6797 * config/i386/i386.c, config/i386/i386.md: Change all occurences
6798 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
6800 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6802 * flow.c (calculate_global_regs_live): Clear aux fields of
6805 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6807 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
6808 REG or MEM subregs, pass rtx * instead of rtx to it.
6809 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
6810 rtx * instead of rtx to alter_subreg.
6811 * config/m32r/m32r.c (gen_split_move_double): Likewise.
6812 * config/pj/pj.c (pj_output_rval): Likewise.
6814 2002-03-22 Richard Henderson <rth@redhat.com>
6817 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
6818 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
6819 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
6820 (ia64_expand_prologue): Look at int_regs, not words, for number
6821 of incomming int regs.
6823 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
6825 * expr.c (expand_expr): A RESULT_DECL is part of a call.
6827 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
6829 * toplev.c (flag_loop_optimize, flag_crossjumping):
6830 New static variables.
6831 (rest_of_compilation): Conditionalize crossjumping and
6833 (parse_options_and_default_flags): Default loop_optimize and
6835 (lang_independent_options): Add -fcrossjumping and -floop-optimize
6836 * invoke.texi (crossjumping, loop-optimize): Document.
6838 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6840 * real.c (eiisneg): Move outside #ifdef NANS.
6842 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
6844 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
6845 frequencies match; avoid match on different loop depths.
6846 (try_crossjump_to_bb): Kill tests that no longer brings time
6848 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
6850 (split_edge): Likewise.
6852 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
6855 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
6856 * cfgrtl.c: Include insn-config.h
6857 (split_block) Dirtify block in presence of conditional execution
6859 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6861 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
6862 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
6863 (function_arg): Constify CUMULATIVE_ARGS.
6864 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
6865 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
6866 (UNITS_PER_DOUBLE): New macro.
6867 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
6868 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
6869 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
6870 fp_regs and stack_words.
6871 (EABI_FLOAT_VARARGS_P): New macro.
6872 * config/mips/mips.c (struct mips_arg_info): New.
6873 (mips_arg_info): New function.
6874 (function_arg_advance): Use it. Add adjustment instructions here
6875 rather than in function_arg.
6876 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
6877 for VOIDmode at the beginning of the function.
6878 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
6879 (function_arg_pass_by_reference): Likewise.
6880 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
6881 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
6882 (mips_va_start): Likewise. Use the new stack_words field of
6883 CUMULATIVE_ARGS to set up overflow area. Reformat.
6884 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
6885 doubles and other types, aligning the overflow pointer for non-doubles
6886 too. Remove some code duplication. Replace hard-coded constants.
6888 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6890 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
6891 (CLASS_UNITS): Undefine.
6892 (CLASS_MAX_NREGS): Use FP_INC.
6893 * config/mips/mips.c (compute_frame_size): Likewise.
6894 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
6896 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6898 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
6899 prototype, and handle lexing numbers and identifiers.
6900 (parse_identifier): Update to new form of parse_slow.
6901 (parse_number): Fast path only, use parse_slow otherwise.
6902 (_cpp_lex_direct): Update calls to parse_number.
6904 2002-03-21 DJ Delorie <dj@redhat.com>
6906 * bb-reorder.c (make_reorder_chain_1): Protect against
6907 when redundant edges are omitted.
6908 * predict.c (dump_prediction): Likewise.
6910 2002-03-21 Richard Henderson <rth@redhat.com>
6913 * fixinc/inclhack.def (solaris_stdio_tag): New.
6914 * fixinc/fixincl.x: Regenerate.
6916 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
6919 * c-typeck.c (process_init_element): Flag non-static
6920 initialization of a flexible array member as illegal.
6922 2002-03-22 Alan Modra <amodra@bigpond.net.au>
6924 * config/rs6000/t-linux64: New.
6925 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
6926 t-ppccomm. Use t-rs6000 and t-linux64.
6927 (powerpc64-*-gnu* <tmake_file>): Likewise.
6928 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
6929 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
6930 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
6932 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
6934 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
6935 flag_really_no_inline instead of optimize == 0.
6937 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
6939 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
6941 * flags.h (flag_really_no_inline): New.
6943 * c-common.c (c_common_post_options): Initialize
6944 flag_really_no_inline.
6946 * toplev.c (flag_really_no_inline): New.
6948 2002-03-21 Jakub Jelinek <jakub@redhat.com>
6950 * config/avr/avr.md (length): Fix length computation for
6951 conditional branches.
6953 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
6955 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
6956 sdbout.o, profile.o): Update.
6957 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
6959 * c-common.h (gettags): Move here from tree.h.
6960 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
6961 insert_block, getdecls, kept_level_p, global_bindings_p): New.
6962 * dbxout.c (dbxout_init): Use getdecls langhook.
6963 * expr.c (expand_expr): Use insert_block langhook.
6964 * fold-const.c: Include langhooks.h.
6965 (fold_range_test, fold_binary_op_with_conditional_arg,
6966 fold): Use global_bindings_p langhook.
6967 * integrate.c (expand_inline_function): Use insert_block langhook.
6968 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
6969 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
6970 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
6971 LANG_HOOKS_GETDECLS): New.
6972 (LANG_HOOKS_INITIALIZER): Update.
6973 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
6975 * langhooks.h (struct lang_hooks_for_decls): New.
6976 (struct lang_hooks): Update.
6977 * profile.c: Include langhooks.h.
6978 (output_func_start_profiler): Use new langhooks.
6979 * sdbout.c: Include langhooks.h.
6980 (sdbout_init, sdbout_finish): Use getdecls langhook.
6981 * stmt.c: Include langhooks.h.
6982 (expand_fixup, fixup_gotos): Use new langhooks.
6983 * stor-layout.c: Include langhooks.h.
6984 (variable_size): Use global_bindings_p langhook.
6985 * toplev.c (compile_file): Use getdecls langhook.
6986 * tree-inline.c (remap_block): Use insert_block langhook.
6987 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
6988 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
6990 2002-03-21 Richard Henderson <rth@redhat.com>
6992 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
6993 constants in .data when -fpic.
6995 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6997 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
7000 2002-03-21 Tom Tromey <tromey@redhat.com>
7002 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
7004 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7006 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
7008 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
7010 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
7011 Richard Henderson <rth@redhat.com>
7014 * c-common.c (c_expand_expr): Preserve result of a statement
7015 expression if needed.
7017 2002-03-21 Jakub Jelinek <jakub@redhat.com>
7020 * genrecog.c (maybe_both_true_mode): Remove.
7021 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
7022 * machmode.def (Pmode): Likewise.
7024 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
7026 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
7027 (nonlocal_mentioned_p_1): New function.
7028 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
7029 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
7030 (mark_constant_function): Recognize pure functions.
7031 * rtl.h (global_reg_mentioned_p): New prototype.
7032 * rtlanal.c (global_reg_mentioned_p,
7033 global_reg_mentioned_p_1): New function.
7035 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7037 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
7039 * fixinc/fixincl.x: Regenerate.
7041 2002-03-20 Jason Merrill <jason@redhat.com>
7043 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
7045 2002-03-20 Michael Meissner <meissner@redhat.com>
7047 * doc/invoke.texi (Optimize Options): Document that -O2 sets
7050 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7052 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
7053 ".literal_position" directive before the constant pool.
7055 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7057 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
7058 Add Craig Rodrigues.
7059 Add Brad Lucier to testers.
7061 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7064 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
7066 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
7067 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
7068 instead of insn_extract.
7070 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7073 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
7075 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
7076 stmt if some case has been output.
7078 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7081 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
7082 movsfcc_1, movdfcc_1): Add %O2.
7083 * config/i386/i386.c (print_operand): Handle %ON.
7084 Print . before float condition codes in Sun as cmov syntax.
7085 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
7086 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
7089 2002-03-20 Philip Blundell <pb@nexus.co.uk>
7091 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
7092 return instruction if PC was popped.
7094 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7096 * config/xtensa/xtensa.md: Remove unused type attributes.
7097 (adddi_carry, subddi_carry): Change type attribute to "multi".
7099 2002-03-19 Dale Johannesen <dalej@apple.com>
7101 PR optimization/5999, middle-end/5731
7102 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
7103 multiplications by reciprocals.
7105 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
7107 * Makefile.in: Update.
7108 * c-common.c: Include langhooks.h.
7109 (inline_forbidden_p): Use new hook.
7110 * diagnostic.c: Include langhooks.h.
7111 (format_with_decl, announce_function,
7112 default_print_error_function): Use new hook.
7113 * dwarf2out.c (dwarf2_name): Use new hook.
7114 * function.c: Include langhooks.h.
7115 (init_function_start): Use new hook.
7116 * langhooks-def.h (lhd_decl_printable_name): New.
7117 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
7118 (LANGHOOKS_INITIALIZER): Update.
7119 * langhooks.c (lhd_decl_printable_name): New.
7120 * langhooks.h (struct lang_hooks): New hook.
7121 * toplev.c (decl_name, decl_printable_name): Remove.
7122 (open_dump_file): Use new hook.
7123 (process_options): Remove old hook.
7124 * tree.h (decl_printable_name): Remove.
7126 * objc-act.c (objc_init): Remove old hook.
7127 (objc_printable_name): Export.
7128 * objc-act.h (objc_printable_name): New.
7129 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
7131 2002-03-19 Jim Blandy <jimb@redhat.com>
7133 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
7134 the start_source_file debug hook, not the current line number.
7136 2002-03-19 Richard Henderson <rth@redhat.com>
7138 * flow.c (EH_USES): Provide default.
7139 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
7140 * doc/tm.texi (EH_USES): New.
7142 * config/ia64/ia64.c (ia64_eh_uses): New.
7143 * config/ia64/ia64-protos.h: Update.
7144 * config/ia64/ia64.h (EH_USES): New.
7146 2002-03-19 Richard Henderson <rth@redhat.com>
7148 * varasm.c (output_constant_def): Fix stupid typo.
7150 2002-03-19 Richard Henderson <rth@redhat.com>
7153 * except.c (current_function_has_exception_handlers): New.
7154 * except.h: Declare it.
7155 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
7156 Combine tests that disable all sibcalls for the function.
7158 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
7160 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
7163 2002-03-19 Richard Henderson <rth@redhat.com>
7166 * config/ia64/ia64.c: Revert 2002-03-01 patch.
7167 * config/ia64/ia64.h (INIT_EXPANDERS): New.
7169 2002-03-19 Jim Blandy <jimb@redhat.com>
7171 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
7172 name, even if the replacement list contains no tokens, as required
7175 2002-03-19 Jason Merrill <jason@redhat.com>
7177 * varasm.c (globalize_decl): Get the name from the RTL, not
7178 DECL_ASSEMBLER_NAME.
7180 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
7182 2002-03-19 Bob Wilson <bob.wilson@acm.org>
7184 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
7185 subdi_carry): Define.
7187 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7189 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
7190 about -fpic/-fPIC if extra_warnings set.
7192 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7194 * expr.c (expand_expr): Sign-extend CONST_INT generated from
7195 TREE_STRING_POINTER.
7196 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
7198 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7200 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
7201 in favor of SP if FRAME_POINTER_REQUIRED is false.
7203 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
7205 * emit-rtl.c (gen_int_mode): New function.
7206 * rtl.h: Prototype for it.
7207 * combine.c (make_extraction, simplify_comparison), expmed.c
7208 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
7209 (convert_modes, store_field), optabs.c (expand_fix),
7210 simplify-rtx.c (neg_const_int, simplify_unary_real),
7212 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
7213 Use it instead of GEN_INT (trunc_int_for_mode (...)).
7215 2002-03-19 Jakub Jelinek <jakub@redhat.com>
7218 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
7219 convert_parm_for_inlining.
7220 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7222 * langhooks-def.h: Likewise.
7223 * objc/objc-lang.c: Likewise.
7224 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
7226 * tree-inline.c (initialize_inlined_parameters):
7227 Call convert_parm_for_inlining lang hook if needed.
7228 * c-typeck.c (c_convert_parm_for_inlining): New function.
7229 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
7231 2002-03-18 Mark Mitchell <mark@codesourcery.com>
7233 * calls.c (precompute_arguments): Do not assume that temporaries
7234 can be destroyed after expanding the argument.
7235 (expand_call): Likewise.
7237 2002-03-15 Eric Christopher <echristo@redhat.com>
7239 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
7240 Fix register preference on last change.
7241 * config/mips/mips.c (mips_return_in_memory): New function.
7242 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
7243 * config/mips/mips-protos.h: Declare.
7244 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
7245 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
7247 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
7249 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
7251 (anddi3, iorsi3): Likewise.
7253 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
7254 use %gprel for symbols that are going to be placed in linkonce
7257 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
7258 RETURN_ADDRESS_POINTER_REGNUM to $ra.
7259 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
7260 not needed. Disregard leaf_function_p().
7261 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
7262 mips16 frame pointer.
7263 * config/mips/mips.md (store ra): Only to small SP offsets.
7264 2001-08-22 Graham Stott <grahams@redhat.com>
7265 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
7266 return a REG rtx for the return address register.
7268 2002-03-18 Bob Wilson <bob.wilson@acm.org>
7270 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
7271 constant-pool addresses as "mode-dependent".
7272 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
7274 2002-03-18 Jakub Jelinek <jakub@redhat.com>
7277 * expr.c (emit_group_load): Use extract_bit_field if
7278 needed for CONCAT arguments.
7280 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
7283 * arm.md (tablejump): Make this a define_expand. For PIC add the
7284 offset to the base of the table.
7285 (thumb_tablejump): Matcher for Thumb tablejump insn.
7286 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
7287 as the difference of two labels.
7288 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7289 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
7291 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7292 * arm.c (get_jump_table_size): If the table is not in the text
7293 section, return zero.
7295 2002-03-18 Bernd Schmidt <bernds@redhat.com>
7297 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
7299 (arm_reload_out_hi): Use gen_lowpart instead of
7300 gen_rtx_SUBREG to access QImode components.
7301 * config/arm/arm.md: Disable zero_extend split for QImode
7302 subregs in BIG_ENDIAN mode.
7303 (storehi_bigend): Match use of least significant byte.
7304 (storeinthi): Remove extraneous SUBREG.
7305 Add missing construction of operands[2].
7306 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
7307 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
7308 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
7310 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
7312 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
7315 2002-03-17 Richard Henderson <rth@redhat.com>
7317 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
7320 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7322 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
7323 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
7325 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7327 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
7329 * predict.c (estimate_bb_frequencies): Delete unused variables.
7331 2002-03-17 Richard Henderson <rth@redhat.com>
7333 * config/ia64/ia64.c (ia64_attribute_table): Move before
7334 targetm definition. Make static.
7336 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
7338 * c-common.h (yyparse, c_common_parse_file): New.
7339 * c-lang.c: Include c-common.h.
7340 (LANG_HOOKS_PARSE_FILE): Redefine.
7341 * c-lex.c: Include c-common.h.
7342 (yyparse): Rename c_common_parse_file. Call yyparse.
7343 * c-parse.in (yyparse): Remove macro.
7344 * c-tree.h (yyparse_1): Remove.
7345 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
7346 (LANG_HOOKS_INITIALIZER): Update.
7347 * langhooks.h (struct lang_hoooks): New hook parse_file.
7348 * toplev.c (compile_file): Use parse_file hook.
7349 * tree.h (yyparse): Remove.
7350 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
7352 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7354 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
7355 float_truncate, not fix.
7356 ("*truncdfsf2_real"): Ditto.
7357 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
7359 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
7361 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
7363 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
7364 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
7365 where appropriate. Make the second reference to
7366 leaf_function_p a function call, as intended. Reindented.
7368 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
7369 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
7371 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
7372 add register to non-constant into sp.
7374 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
7375 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
7376 (mips16_gp_pseudo_rtx): Lose.
7377 (INIT_EXPANDERS): Deleted.
7378 * config/mips/mips.c (mips_init_machine_status): New.
7379 (mips_free_machine_status): New.
7380 (mips_mark_machine_status): New.
7381 (override_options): Set them.
7382 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
7383 (struct machine_function): ... new. Replaced all references.
7384 (mips_add_gc_roots): Don't mark them.
7385 (embedded_pic_fnaddr_reg): New, extracted from...
7386 (embedded_pic_offset): ... here.
7387 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
7390 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7392 * cppinit.c: Revert -MD removal.
7394 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7396 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
7397 soft registers by default for 68HC12.
7398 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
7399 when compiling with -fomit-frame-pointer.
7400 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
7401 (expand_epilogue): Likewise.
7402 (m68hc11_gen_rotate): Use exg when rotating by 8.
7404 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7406 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
7407 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
7408 (splits): Remove unused add splits.
7409 ("*addhi3_68hc12"): Tune constraints.
7410 ("addhi_sp"): Try to use X instead of Y in all cases and if the
7411 constant fits in 8-bits and D is dead use abx/aby instructions.
7412 ("*addhi3"): Remove extern declaration of ix_reg.
7413 ("*subsi3"): Optimize and provide new split.
7414 ("subhi3"): Cleanup.
7415 ("*subhi3_sp"): Avoid saving X if we know it is dead.
7416 (arith splits): For 68hc12 save the address register on the stack
7417 and do the arithmetic operation with a pop.
7419 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7421 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
7422 allocating QImode in address registers.
7423 ("*movqi_m68hc11"): Likewise.
7425 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
7427 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
7429 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7431 * cppinit.c (print_help): Display -MD and -MMD.
7432 Don't display usage string. Update assertion syntax and
7434 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
7435 (cpp_handle_option): Update.
7437 2002-03-15 Chris Demetriou <cgd@broadcom.com>
7439 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
7440 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
7441 and define it so that regardless of target CPU size,
7442 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
7443 of "int" rather than "long."
7445 2002-03-15 Richard Henderson <rth@redhat.com>
7447 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
7450 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7452 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
7453 ("tstqi" split): Avoid using memory for tstqi on address register.
7454 (splits): Remove constraints.
7455 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
7456 ("cmpdf", "cmpsf"): Remove since not used.
7457 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
7458 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
7460 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7462 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
7463 ("neghi2"): Tighten constraints.
7464 ("one_cmplsi2"): Optimize and simplify split.
7465 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
7467 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7469 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
7470 and split of AND operation to clear the upper bits.
7471 ("*logicalsi3_zextqi"): Likewise.
7472 ("*logicallhi3_zexthi_ashift8"): Likewise.
7473 ("*logicalsi3_silshr16"): Likewise.
7474 ("logicalsi3_silshl16"): Likewise.
7475 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
7477 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7479 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
7480 (m68hc11_indirect_p): New function.
7481 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
7482 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
7484 (asm_print_register): Likewise.
7485 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
7486 (m68hc11_indirect_p): Declare.
7487 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
7488 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
7489 (TARGET_SWITCHES): New option -mrelax.
7490 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
7492 ("iorsi3", "xorsi3"): Likewise.
7493 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
7494 ("*andhi3_mem"): New to handle destination in memory with bclr
7495 and a scratch register.
7496 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
7497 ("*andhi3_const"): New when operand2 is constant.
7498 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
7499 ("*andhi3_gen"): Cleanup of the old "andhi3".
7500 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
7501 ("xorqi3"): Update constraints.
7503 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7505 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
7506 for reg_equiv_memory_loc when the operand is a register that does
7507 not get a hard register (stack location).
7508 (tst_operand): After reload, accept all memory operand.
7509 (symbolic_memory_operand): Fix detection of symbolic references.
7510 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
7511 accept symbols and any constant.
7513 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7515 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
7516 note on the insn that sets the soft frame register.
7517 (must_parenthesize): ix and iy are also reserved names.
7518 (print_operand_address): One more place where parenthesis are required
7519 to avoid confusion with register names.
7520 (m68hc11_gen_movhi): Allow push of stack pointer.
7521 (m68hc11_check_z_replacement): Fix handling of parallel with a
7523 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
7524 the replacement register is.
7525 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
7526 and D8_REGS classes.
7527 (MODES_TIEABLE_P): All modes are tieable except QImode.
7529 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7531 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
7532 (___subdi3): Likewise.
7533 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
7534 (__map_data_section): Optimize 68hc11 case.
7536 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7538 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
7539 than a shift to avoid adding a register with itself.
7540 (m68hc11_memory_move_cost): Take into account NO_REGS.
7541 (m68hc11_register_move_cost): Update and use memory move cost
7543 (m68hc11_address_cost): Make cost of valid offset not 0 so that
7544 it gives more opportunities to cse to optimize.
7545 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
7546 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
7548 2002-03-15 Mark Mitchell <mark@codesourcery.com>
7550 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
7551 * c-common.def (CLEANUP_STMT): New tree node.
7552 * c-common.h (CLEANUP_DECL): New macro.
7553 (CLEANUP_EXPR): Likewise.
7554 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
7555 * expr.c (expand_expr): Tidy.
7556 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
7557 * tree-inline.c (initialize_inlined_parameters): Clean up
7558 new local variables.
7560 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7563 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
7564 before movrXX only, use reg_overlap_mentioned_p.
7565 Only special case NE if just one insn can be generated.
7567 2002-03-15 Jason Merrill <jason@redhat.com>
7569 * varasm.c (assemble_variable): Call resolve_unique_section before
7570 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
7573 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7576 * arm.md (split pattern for thumb shiftable immediates): Add comment
7577 explaining non-obvious test.
7579 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7582 * arm.md (movaddr, movaddr_insn): Delete.
7584 2002-03-15 Jason Merrill <jason@redhat.com>
7586 * toplev.c (wrapup_global_declarations): Clarify variable handling.
7587 -fkeep-static-consts doesn't apply to comdats.
7589 2002-03-14 Richard Henderson <rth@redhat.com>
7591 * c-decl.c: Include c-pragma.h.
7592 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
7593 (finish_function): Tidy.
7594 * c-pragma.c: Include c-common.h.
7595 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
7596 (handle_pragma_weak): Use them.
7597 (init_pragma): Register pending_weaks.
7598 * c-pragma.h (maybe_apply_pragma_weak): Declare.
7599 * print-tree.c (print_node): Print DECL_WEAK.
7600 * varasm.c (mark_weak_decls): Remove.
7601 (remove_from_pending_weak_list): Remove.
7603 (asm_emit_uninitialised): Call globalize_decl for weak commons.
7604 (weak_decls): Make a tree_list.
7605 (declare_weak): Cons weak_decls directly.
7606 (globalize_decl): Remove weak_decls elements directly.
7607 (weak_finish): Simplify weak_decls walk. Don't weaken unused
7608 symbols. Don't pretend to handle aliases.
7609 (init_varasm_once): Update weak_decls registry.
7610 * Makefile.in: Update dependencies.
7612 2002-03-14 Richard Henderson <rth@redhat.com>
7615 * config/ia64/ia64.c: Include tm_p.h last.
7616 (gen_nop_type): Remove duplicate definition.
7617 (cycle_end_fill_slots): Set sched_data for second L slot.
7618 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
7619 (nop_cycles_until): Fix typos.
7621 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7623 PR optimization/5891
7624 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
7626 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
7628 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
7629 descriptors correctly.
7631 2002-03-14 Michael Meissner <meissner@redhat.com>
7633 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
7634 100, allowing MAX_UNROLLED_INSNS to be overridden.
7636 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
7639 * unroll.c (params.h): Include.
7640 (MAX_UNROLLED_INSNS): Delete, now in params.h.
7642 * doc/invoke.texi (--param max-unroll-insns): Document.
7644 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
7646 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7648 * arm.md: Fix warnings about constraints in peepholes and splits.
7650 2002-03-14 Zack Weinberg <zack@codesourcery.com>
7652 * cpphash.h (struct lexer_state): Remove line_extension member.
7653 * cpplib.c (dequote_string, do_linemarker): New functions.
7654 (linemarker_dir): New data object.
7655 (DIRECTIVE_TABLE): No longer need to interpret #line in
7656 preprocessed source. Delete obsolete comment about return
7658 (end_directive, directive_diagnostics, _cpp_handle_directive):
7659 Don't muck with line_extension.
7660 (directive_diagnostics): No need to issue warnings for
7662 (_cpp_handle_directive): Issue warnings for linemarkers here,
7663 when appropriate. Dispatch linemarkers to do_linemarker, not
7665 (do_line): Code to handle linemarkers split out to do_linemarker.
7666 Convert escape sequences in filename argument, both places.
7668 * cppmacro.c (quote_string): Rename cpp_quote_string and
7669 export. All callers changed.
7670 * cpplib.h (cpp_quote_string): Prototype.
7671 * cppmain.c (print_line): Call cpp_quote_string on to_file
7674 * doc/cpp.texi: Document that escapes are now interpreted in
7675 #line and in linemarkers, and that non-printing characters are
7676 converted to octal escapes when linemarkers are generated.
7678 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
7680 * emit-rtl.c (try_split): Use delete_insns.
7681 * recog.c (split_all_insns): Fix terminating condition.
7683 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7684 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7687 * arm.c (arm_output_epilogue): Fix floating-point register save
7688 adjustment when using a frame pointer.
7690 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
7692 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
7693 * config/mips/mips.c (compute_frame_size): Retrofit them here.
7694 (save_restore_insns, mips_expand_epilogue): And here.
7695 (build_mips16_call_stub): And here.
7696 (mips_function_value): Use the new macros to decide whether a single
7697 or complex float can be returned in floating-point registers. Return
7698 a parallel rtx in the complex case.
7700 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
7702 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
7703 call after liveness analysis.
7705 * recog.c (split_insn): Use delete_insn_and_edges.
7707 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
7708 instructions to have branch prediction notes.
7709 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
7711 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
7713 * configure.in: Don't pass -Wno-long-long to a ADA compiler
7714 that doesn't support it.
7715 * configure: Regenerate.
7717 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7720 * config/sparc/sparc.md (normal_branch, inverted_branch,
7721 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
7722 inverted_fp_branch): Adjust calls to output_cbranch.
7723 Set length attribute.
7724 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
7725 output_v9branch. Set length attribute.
7726 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
7728 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
7729 (output_cbranch): Likewise. Handle far branches.
7730 (output_v9branch): Handle far branches.
7731 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
7733 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
7734 noov_compare64_op predicates.
7736 2002-03-13 Jason Merrill <jason@redhat.com>
7738 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
7739 into the function and constify it.
7740 * gthr-dce.h, gthr-solaris.h: Likewise.
7742 2002-03-13 David Edelsohn <edelsohn@gnu.org>
7744 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
7745 * config/rs6000/rs6000.c (rs6000_va_arg): Use
7746 std_expand_builtin_va_arg if not ABI_V4.
7748 2002-03-13 Jason Merrill <jason@redhat.com>
7750 * varasm.c (globalize_decl): New fn.
7751 (assemble_start_function): Use it.
7752 (asm_emit_uninitialized): Use it.
7753 (assemble_alias): Use it.
7754 (assemble_variable): Use it.
7756 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
7758 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
7759 2002-03-12 internal visibility change.
7760 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
7761 visibility into SYMBOL_REF_FLAG.
7763 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
7765 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
7766 VOIDmode operand. Add compile-time optimization for constant results.
7768 2002-03-12 Jason Merrill <jason@redhat.com>
7770 * c-typeck.c (convert_for_assignment): Don't allow conversions
7771 between pointers and references. Only allow lvalues to convert to
7774 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
7776 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
7777 before prologue, to avoid scheduling problems.
7779 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7781 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7782 (ELIMINABLE_REGS): Add sfp->sp.
7783 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
7785 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7787 PR optimization/5892
7788 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
7790 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7792 * loop.c (basic_induction_var): Don't call convert_modes if mode
7793 classes are different.
7795 2002-03-12 Richard Henderson <rth@redhat.com>
7797 PR optimization/5901
7798 * function.c (reposition_prologue_and_epilogue_notes): Position
7799 the markers after/before the last/first insn not deleted.
7801 2002-03-12 Richard Henderson <rth@redhat.com>
7803 PR optimization/5878
7804 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
7805 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
7806 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7808 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
7809 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
7810 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
7812 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
7813 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
7814 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
7815 also. Don't set it if not flag_pic.
7816 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
7817 to be INVALID_REGNUM when not used.
7819 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
7821 * expmed.c (store_bit_field): Reset alias set for memory.
7822 (extract_bit_field): Same.
7824 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7826 * c-common.c (c_tree_code_type, c_tree_code_length,
7827 c_tree_code_name, add_c_tree_codes): Delete.
7828 * c-common.h (add_c_tree_codes): Delete.
7829 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
7831 * c-objc-common.c (c_objc_common_init): Don't call
7832 add_c_tree_codes, instead set lang_unsafe_for_reeval.
7833 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7834 objc_tree_code_name, add_objc_tree_codes): Delete.
7835 (objc_init): Don't call add_objc_tree_codes.
7836 * objc/objc-lang.c (tree_code_type, tree_code_length,
7837 tree_code_name): Define.
7838 * toplev.c (lang_independent_init): Don't set
7839 tree_code_length[IDENTIFIER_NODE].
7840 * tree.c (tree_code_type, tree_code_length, tree_code_name):
7841 Delete definitions, moved to language front-ends.
7842 * tree.def (IDENTIFIER_NODE): Hardwire the length.
7843 * tree.h (tree_code_type, tree_code_length, tree_code_name):
7845 (tree_code_length): Change type to unsigned char.
7847 2002-03-12 Richard Henderson <rth@redhat.com>
7849 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
7850 internal visibility change.
7852 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7854 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
7855 validize_mem() instead of change_address to avoid clobbering
7858 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7860 * c-lex.h (position_after_whitespace): Remove.
7862 2002-03-12 Jakub Jelinek <jakub@redhat.com>
7864 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
7865 (lex_string): Use unsigned char pointers.
7867 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7869 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
7870 is not a valid memory_operand.
7872 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7874 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
7875 * config/xtensa/lib1funcs.asm: Fix copyright to include
7876 special case for libgcc files.
7877 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
7878 (__divsi3): Likewise.
7879 (__umodsi3): Likewise.
7880 (__modsi3): Likewise.
7881 * config/xtensa/lib2funcs.S: Fix copyright to include
7882 special case for libgcc files.
7884 2002-03-12 Tom Rix <trix@redhat.com>
7886 * collect2.c (resolve_lib_name): Move outside of
7887 OBJECT_FORMAT_COFF ifdef.
7888 (ignore_library): Same.
7890 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7892 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
7894 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7896 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
7897 to function_section before writing out the constant pool.
7899 2002-03-12 David Edelsohn <edelsohn@gnu.org>
7901 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
7903 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
7905 2002-03-12 Alan Modra <amodra@bigpond.net.au>
7907 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
7911 (cmpsi splitter): Likewise.
7912 (modsi3): Fail if <= 0.
7913 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
7914 redundant test when HOST_BITS_PER_WIDE_INT != 32.
7915 (reg_or_sub_cint64_operand): Likewise.
7916 (num_insns_constant_wide): Optimize sign extension.
7917 (rs6000_legitimize_address): Likewise.
7919 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7921 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7922 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7924 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7926 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
7927 address calculation.
7929 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7931 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
7932 scratch register to DImode / TImode.
7933 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
7934 register used does not overlap the target.
7936 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7938 * Makefile.in (debug.o): Depend on debug.h.
7939 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
7940 * debug.c (do_nothing_debug_hooks): Likewise.
7941 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
7942 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
7943 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
7944 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
7945 * dwarfout.c (dwarf_debug_hooks): Likewise.
7946 * integrate.c (output_inline_function): Likewise.
7947 * objc/objc-act.c (synth_module_prologue): Likewise.
7948 * sdbout.c (sdb_debug_hooks): Likewise.
7949 * toplev.c (debug_hooks): Likewise.
7950 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7952 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7954 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
7955 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
7956 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
7957 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
7958 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
7959 * defaults.h (POINTER_SIZE): Define.
7960 * doc/tm.texi (POINTER_SIZE): Document default.
7962 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7964 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
7966 2002-03-11 Richard Henderson <rth@redhat.com>
7968 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
7969 if rebuild_label_notes_after_reload.
7971 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
7973 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
7974 emit pic register load if "internal" visibility.
7975 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
7976 (cris_expand_builtin_va_arg): Do all computations on trees.
7978 2002-03-11 Richard Henderson <rth@redhat.com>
7980 * rtlanal.c: Include recog.h.
7981 (keep_with_call_p): Fix thinko.
7982 * Makefile.in (rtlanal.o): Update dependencies.
7984 2002-03-11 Chris Meyer <cmeyer@gatan.com>
7986 * genflags.c (gen_insn): Use IS_VSPACE.
7987 * genoutput.c (output_insn_data): Likewise.
7988 (process_template): Likewise.
7990 2002-03-11 Richard Henderson <rth@redhat.com>
7992 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
7994 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7996 * Makefile.in: Update.
7997 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
7998 Update documentation.
7999 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
8000 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
8002 2002-03-11 Zack Weinberg <zack@codesourcery.com>
8004 * Makefile.in: Give texi2pod its input file as a command line
8005 argument, not on stdin.
8007 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
8008 Daniel Berlin <dan@dberlin.org>
8010 C++ alias analysis improvement.
8011 * alias.c (record_component_aliases): Record aliases for base
8014 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
8016 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
8018 2002-03-11 Douglas B Rupp <rupp@gnat.com>
8020 * toplev.c (vms_fopen): Remove, not needed.
8022 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
8024 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
8026 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
8027 for FP, already done later.
8029 * toplev.c (debug_args): Add entry for VMS_DEBUG.
8030 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
8032 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
8034 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
8035 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
8036 LARGEST_EXPONENT_IS_NORMAL for the given mode.
8037 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
8038 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
8039 (ediv, emul, eldexp, esqrt): Likewise.
8040 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
8041 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
8042 (saturate): New function.
8043 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
8044 (make_nan): Use a saturation value instead of a NaN if
8045 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
8046 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
8047 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
8048 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
8049 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
8050 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
8051 !ROUND_TOWARDS_ZERO.
8052 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
8053 (ROUND_TOWARDS_ZERO): Document.
8055 2002-03-11 Andreas Jaeger <aj@suse.de>
8057 * cfg.c (dump_flow_info): Remove unused variable.
8059 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
8061 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
8062 computations on trees.
8064 2002-03-10 Richard Henderson <rth@redhat.com>
8067 * reload.c (copy_replacements_1): New.
8068 (copy_replacements): Use it to recurse through the rtx.
8070 2002-03-10 Richard Henderson <rth@redhat.com>
8072 * loop.c (strength_reduce): Compute number of iterations as
8073 unsigned HOST_WIDE_INT.
8075 2002-03-10 Richard Henderson <rth@redhat.com>
8077 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
8078 to move away from the end of the block.
8080 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8082 PR preprocessor/5899
8083 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
8085 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8087 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
8089 * attribs.c (decl_attributes): Fix signed/unsigned warning.
8091 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
8093 * config/mmix/mmix.c: Improve comments.
8094 (mmix_target_asm_function_prologue): Drop variable
8095 empty_stack_frame. Don't allocate unused slot above fp.
8096 (mmix_target_asm_function_epilogue): Mirror prologue changes.
8097 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
8098 brace in first column.
8099 (enum reg_class): Ditto.
8100 (FIRST_PARM_OFFSET): Now 0.
8101 (USER_LABEL_PREFIX): Remove #if 0:d definition.
8103 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * combine.c (make_extraction): Fix error in last change.
8107 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8109 * c4x.c (c4x_fp_reglist): Const-ify.
8110 * cris.c (cris_print_operand): Likewise.
8111 * i386.c (ix86_va_arg): Likewise.
8112 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
8113 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
8114 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
8115 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
8116 * mcore.h (regno_reg_class): Likewise.
8117 * mips.c (gen_int_relational): Likewise.
8118 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
8119 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
8120 * pdp11.c (move_costs): Likewise.
8121 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
8122 * s390.c (s390_branch_condition_mnemonic, regclass_map):
8124 * s390.h (regclass_map): Likewise.
8125 * sh.c (shift_amounts): Likewise.
8126 * sh.md (rotlsi3): Likewise.
8128 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8130 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
8131 (ne0+5): Use new clobber to generate proper shift pattern.
8132 Patch by Michael Matz <matz@kde.org>.
8134 2002-03-09 Andreas Schwab <schwab@suse.de>
8136 * gcc.c (validate_all_switches): Also handle `%W{...}'.
8138 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8140 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
8142 2002-03-09 Jakub Jelinek <jakub@redhat.com>
8145 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
8146 even for non-representable constants.
8148 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8150 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
8151 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
8152 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
8153 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
8154 (pop_function_context): Compute MAY_SHARE parameter for
8156 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
8157 (gen_mem_addressof): Call fixup_var_refs with new parm.
8159 * combine.c (make_extraction): Don't make extension of CONST_INT.
8161 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8163 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
8164 in o32 and o64 ABIs.
8165 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
8166 but getting fixed-size structs passed in registers regardless of
8167 padding in o32 and o64 ABIs.
8169 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
8170 offset before loading address of argument passed by transparent
8173 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
8175 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
8177 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8179 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
8180 marker such that registers after it are saved.
8182 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8184 * sparc.c (arith_4096_operand): Fix error in last change.
8186 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8188 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
8191 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8193 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
8196 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8198 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
8200 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
8202 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
8203 removed; fix return value.
8204 * combine.c (combine_instructions): Dirtify blocks where we failed to
8205 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
8206 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
8208 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8210 * gcse.c (insert_insn_end_bb): Fix typo in last change.
8212 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
8214 * recog.c (peephole2_optimize): Re-distribute EH edges.
8216 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
8218 * expr.c (expand_expr): Use unsave lang hook.
8219 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
8220 (LANG_HOOKS_INITIALIZER): Update.
8221 * langhooks.h (struct lang_hooks): New hook unsave.
8222 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
8223 (unsave_expr_1): Remove unused lang_unsave_expr_now.
8224 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
8225 (unsave_expr_now): Remove.
8226 * tree.h (unsave_expr_now, lang_unsave,
8227 lang_unsave_expr_now): Remove.
8230 2002-03-08 Andreas Jaeger <aj@suse.de>
8232 * flow.c (propagate_block_delete_insn): Remove unused variable.
8234 2002-03-08 Kazu Hirata <kazu@hxi.com>
8236 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
8237 insn length for memory load/store.
8239 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
8241 * doc/install.texi (--with-libiconv-prefix): Document.
8243 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
8245 * doc/sourcebuild.texi: Fix typo.
8247 2002-03-08 Jakub Jelinek <jakub@redhat.com>
8250 * builtins.c (std_expand_builtin_va_arg): Do all computations on
8253 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8255 * rtl.c (copy_most_rtx): Move from here ...
8256 * emit-rtl.c (copy_most_rtx): ... to here.
8258 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8260 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
8261 SUBTARGET_CPP_SIZE_SPEC.
8262 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
8264 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
8266 2002-03-07 Matt Hiller <hiller@redhat.com>
8268 * gensupport.c (first_dir_md_include): Renamed from include;
8269 change all references.
8270 (last_dir_md_include): Renamed from last_include; change all
8272 (init_md_reader): Unconditionally initialize base_dir whether or
8273 not filename is a relative path.
8275 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
8277 * config/fp-bit.c (_unord_f2): Compile it in even if
8278 US_SOFTWARE_GOFAST is enabled.
8280 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
8281 NULL_RTX. Set all HFmode operations as NULL_RTX.
8282 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
8283 NULL_RTX, try reversing the comparison and the operands.
8285 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8287 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
8288 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
8291 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
8293 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
8295 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8297 * basic-block.h (fixup_abnormal_edges): Declare.
8298 * reload1.c (fixup_abnormal_edges): New function.
8299 * reg-stack.c (convert_regs): Use it.
8301 * gcse.c (insert_insn_end_bb): Handle trapping insns.
8303 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
8305 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
8307 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
8308 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
8309 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
8310 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
8311 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
8312 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
8313 unless x and y could be infinite.
8314 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
8315 Check that the common type of both arguments is a real, even for
8316 targets without unordered comparisons. Allow an integer argument
8317 to be compared against a real.
8318 (expand_tree_builtin): Use expand_unordered_cmp.
8319 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
8320 * cse.c (fold_rtx): Likewise. Fix indentation.
8321 * fold-const.c (fold_real_zero_addition_p): New.
8322 (fold): Use it, and the new HONOR_... macros.
8323 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
8324 * jump.c (reversed_comparison_code_parts): After searching for
8325 the true comparison mode, use HONOR_NANS to decide whether it
8326 can be safely reversed.
8327 (reverse_condition_maybe_unordered): Remove IEEE check.
8328 * simplify-rtx.c (simplify_binary_operation): Use the new macros
8329 to decide which simplifications are valid. Allow the following
8330 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
8331 and (a - -b) to (a + b).
8332 (simplify_relational_operation): Use HONOR_NANS.
8333 * doc/tm.texi: Document the MODE_HAS_... macros.
8335 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
8337 * combine.c (simplify_comparison): If simplifying a logical shift
8338 right and compare with constant, force the comparison to unsigned.
8340 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
8342 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
8344 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
8346 (alt_reg_names): Remove % for vrsave.
8348 2002-03-06 Richard Henderson <rth@redhat.com>
8350 PR optimization/5844
8351 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
8352 if used indicates we've already emitted one copy of an operand.
8353 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
8354 (gen_split): Supply a non-null used.
8356 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8358 * reload1.c (reload): Unshare all rtl after reload is done.
8360 * simplify-rtx.c (simplify_plus_minus): Do not abort,
8361 but simply fail if the expression is too complex to simplify.
8362 (simplify_gen_binary): Handle simplify_plus_minus failures.
8364 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
8366 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
8367 consistently call delete_trivially_dead_insns after CSE and GCSE;
8368 fix DFI_life dumping; do jump threading after liveness; do crossjumping
8369 after liveness2; update comment in last crossjumping.
8370 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
8372 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
8374 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
8375 after completing fast dead code elimination.
8377 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
8380 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
8382 * version.c: Fix misplaced leading blanks on first line.
8384 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
8386 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
8388 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
8390 * cfgcleanup.c (mentions_nonequal_regs): New function.
8391 (thread_jump): Use it.
8392 * toplev.c (rest_of_compilation): Run jump threading after
8395 2002-03-06 Jakub Jelinek <jakub@redhat.com>
8397 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
8400 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
8402 * predict.c (estimate_bb_frequencies): Do not reload the
8403 frequencies from notes.
8405 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
8407 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
8408 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
8410 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
8411 delete_noop_moves): Return indeger.
8412 * flow.c (ndead): New variable.
8413 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
8414 BB argument; update callers.
8415 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
8416 (life_analysis): Do not call purge_all_dead_edges.
8417 (update_life_info): Return number of deleted insns; print statistics.
8418 (update_life_info_in_dirty_blocks): likewise.
8419 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
8420 return number of insns deleted.
8422 * cse.c: Include timevar.h
8423 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
8424 iterate until stabilizes; print statistics; return number of killed
8426 * Makefile.in: (cse.o): Add timevar.h dependency
8427 * rtl.h (delete_trivially_dead_insns): New.
8428 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
8429 * toplev.c (rest_of_compilation): Update callers.
8431 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
8432 (try_optimize_cfg): Do not update liveness.
8433 (cleanup-cfg): Loop until try_optimize_cfg and dead code
8434 removal stabilizes; use delete_trivially_dead_insns.
8436 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
8438 2002-03-05 Zack Weinberg <zack@codesourcery.com>
8440 * cppmain.c (setup_callbacks): Disable #pragma and #ident
8441 callbacks when processing assembly language.
8443 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
8445 * pa.h (ASM_FILE_END): Define.
8446 * som.h (ASM_FILE_END): Delete.
8448 * pa.c (function_arg): Don't pass floats in general registers in
8449 indirect calls if TARGET_ELF32.
8451 2002-03-05 Richard Henderson <rth@redhat.com>
8453 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
8455 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
8457 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
8459 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8461 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
8462 -r command line. Don't hide any symbols if not building
8465 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
8467 * cfg.c (dump_flow_info): Warn about profile mismatches.
8468 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
8469 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
8471 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8473 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
8474 wide volatile memory by parts.
8476 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8478 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
8481 2002-03-05 Richard Henderson <rth@redhat.com>
8483 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
8485 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8487 * toplev.c (documented_lang_options): Document more
8488 language-specific options.
8489 * doc/invoke.texi (Warning Options): Correct documentation for
8490 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
8491 * c-decl.c (c_decode_option): Use a table to handle warning options.
8493 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
8495 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
8496 parameter to mmix_encode_section_info.
8497 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
8498 relocatably. Always produce ELF, not mmo if linking relocatably.
8499 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
8500 first is non-zero, don't add symbol prefix.
8501 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
8502 prototype accordingly.
8504 2002-03-04 Krister Walfridsson <cato@df.lth.se>
8506 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
8508 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
8510 * configure.in: Increase required makeinfo version to 4.1.
8511 * configure: Regenerate.
8513 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8515 * .cvsignore: Remove *.info* and genrtl*; these files are generated
8518 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
8520 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
8521 * doc/invoke.texi: Fix @math uses.
8523 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8525 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
8528 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
8530 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
8531 (powerpc-*-eabisimaltivec*): Same.
8533 * config/rs6000/t-ppcendian: New.
8535 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8537 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
8538 nonimmediate_src_operand and nonimmediate_lsrc_operand to
8539 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
8541 2002-03-03 Richard Henderson <rth@redhat.com>
8543 * toplev.c (rest_of_decl_compilation): Revert last two changes.
8545 2002-03-03 Zack Weinberg <zack@codesourcery.com>
8547 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
8548 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
8549 tree.c, config/m68k/m68k.c:
8550 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
8551 REAL_ARITHMETIC blocks unconditional. Delete some further
8552 #ifdef blocks predicated on REAL_ARITHMETIC.
8553 * flags.h, toplev.c: Delete remaining references to
8556 * doc/invoke.texi: Remove documentation of -fpretend-float.
8557 * doc/tm.texi: Describe the various REAL_* macros as provided by
8558 real.h, not by the target configuration files.
8560 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
8561 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
8562 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8563 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
8564 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
8565 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
8566 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
8567 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
8568 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8569 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
8570 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
8571 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8572 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
8573 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
8574 config/xtensa/xtensa.h:
8575 Do not define, undefine, or mention in comments any of
8576 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
8577 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
8578 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
8579 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
8580 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
8581 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
8582 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
8583 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
8584 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
8586 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8588 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
8589 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
8590 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
8591 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
8592 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
8593 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
8595 * defaults.h (BITS_PER_WORD): Define.
8596 * doc/tm.texi (BITS_PER_WORD): Document default value.
8598 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
8599 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
8600 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
8602 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8604 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
8605 lieu of explicit sizeof/sizeof.
8606 * i386.c (override_options, ix86_init_mmx_sse_builtins,
8607 ix86_expand_builtin): Likewise.
8608 * mips.c (mips_add_gc_roots): Likewise.
8609 * mmix.c (mmix_output_condition): Likewise.
8610 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
8611 altivec_init_builtins): Likewise.
8612 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
8613 * cppexp.c (Nsuff, parse_number): Likewise.
8614 * cppinit.c (builtin_array_end): Likewise.
8615 * gcc.c (n_default_compilers, process_command): Likewise.
8616 * genpreds.c (output_predicate_decls): Likewise.
8617 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
8618 * lcm.c (N_ENTITIES): Likewise.
8619 * stor-layout.c (set_sizetype): Likewise.
8621 2002-03-03 Richard Henderson <rth@redhat.com>
8623 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
8624 for types or labels.
8626 2002-03-03 Richard Henderson <rth@redhat.com>
8628 * c-decl.c (start_decl): Initialized variables are not common.
8630 2002-03-02 Per Bothner <per@bothner.com>
8632 * gcc.c (option_map): Suport new --bootclasspath option.
8633 --CLASSPATH is now just an alias for --classpath.
8635 2002-03-02 Richard Henderson <rth@redhat.com>
8637 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
8638 load if "internal" visibility.
8639 * doc/extend.texi: Document visibility meanings.
8641 2002-03-02 Richard Henderson <rth@redhat.com>
8643 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
8644 to functions as well.
8646 2002-03-02 Richard Henderson <rth@redhat.com>
8648 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
8649 (handle_visibility_attribute): Don't call assemble_visibility.
8650 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
8651 without asmspec. Invoke assemble_alias when needed.
8652 * varasm.c (maybe_assemble_visibility): New.
8653 (assemble_start_function, assemble_variable, assemble_alias): Use it.
8655 2002-03-02 Richard Henderson <rth@redhat.com>
8657 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
8658 invoke ENCODE_SECTION_INFO with first call flag.
8660 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
8661 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
8662 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
8663 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
8664 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
8665 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
8666 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
8667 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
8668 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
8669 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
8670 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
8671 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
8672 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
8673 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
8674 config/mcore/mcore-protos.h, config/mcore/mcore.c,
8675 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
8676 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
8677 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
8678 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
8679 config/sh/sh.h, config/sparc/sparc.h,
8680 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
8681 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
8682 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
8683 FIRST argument. As needed, examine it and do nothing.
8685 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
8686 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8687 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
8689 * config/arm/t-pe (pe.o): Add dependencies.
8691 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8693 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
8694 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
8695 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
8696 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
8697 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
8698 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
8699 * defaults.h (BITS_PER_UNIT): Define.
8700 * doc/tm.texi (BITS_PER_UNIT): Document default value.
8702 2002-03-02 Kazu Hirata <kazu@hxi.com>
8704 * config/h8300/h8300-protos.h: Add a prototype for
8705 compute_a_shift_length.
8706 * config/h8300/h8300.c (h8300_asm_insn_count): New.
8707 (compute_a_shift_length): Likewise.
8708 (h8300_adjust_insn_length): Do not adjust insn length of shift
8710 * config/h8300/h8300.md (anonymous shift patterns): Use
8711 compute_a_shift_length.
8713 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8715 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
8718 * emit-rtl.c (offset_address): Call update_temp_slot_address.
8720 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8722 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
8723 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
8724 * flags.h (flag_zero_initialized_in_bss): Declare.
8725 * toplev.c (flag_zero_initialized_in_bss): New flag.
8726 (lang_independent_options): Add flag_zero_initialized_in_bss.
8727 * tree.c (initializer_zerop): New function.
8728 * tree.h (initializer_zerop): Declare.
8729 * varasm.c (assemble_variable): If we can emit bss, put zero
8730 initializers in the bss section.
8732 2002-03-02 Alan Modra <amodra@bigpond.net.au>
8734 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
8735 like more than one symbol per .weak directive.
8737 2002-03-01 Richard Henderson <rth@redhat.com>
8739 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
8740 adjust argument_pointer by pretend_args_size.
8741 (ia64_va_start): Adjust va_start address by -pretend_args_size.
8743 2002-03-01 Kazu Hirata <kazu@hxi.com>
8745 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
8747 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
8749 * toplev.c (rest_of_compilation): Delete dead jumptables before
8751 * flow.c (delete_dead_jumptables): Make global.
8752 * rtl.h (delete_dead_jumptables): Declare.
8754 2002-03-01 David Edelsohn <edelsohn@gnu.org>
8756 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
8757 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
8758 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
8760 2002-03-01 Kazu Hirata <kazu@hxi.com>
8762 * config/h8300/h8300-protos.h: Fix formatting.
8763 * config/h8300/h8300.c: Likewise.
8764 * config/h8300/h8300.h: Likewise.
8766 2002-03-01 Kazu Hirata <kazu@hxi.com>
8768 * config/h8300/h8300.c (print_operand): Support 16-bit
8770 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
8772 2002-02-28 Richard Henderson <rth@redhat.com>
8774 * expmed.c (store_bit_field): Prevent generation of CONCATs;
8775 pun complex values as integers; use gen_lowpart instead of
8777 (extract_bit_field): Likewise.
8779 2002-03-01 Alan Modra <amodra@bigpond.net.au>
8780 David Edelsohn <edelsohn@gnu.org>
8782 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
8783 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
8784 (SUPPORTS_WEAK): Likewise.
8785 * output.h (add_weak): Add tree param.
8786 * varasm.c (add_weak): Likewise. Save decl.
8787 (struct weak_syms): Add decl field.
8788 (mark_weak_decls): New function.
8789 (init_varasm_once): ggc_add_root mark_weak_decls.
8790 (assemble_start_function): Use ASM_WEAKEN_DECL.
8791 (assemble_variable): Likewise.
8792 (assemble_alias): Likewise.
8793 (declare_weak): Pass decl to add_weak.
8794 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
8795 (remove_from_pending_weak_list): Declare and define for
8797 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
8798 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
8799 * defaults.h (SUPPORTS_WEAK): Likewise.
8800 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8801 .weak for code sym. Do emit .size for descriptor sym.
8802 (ASM_DECLARE_FUNCTION_SIZE): Define.
8803 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
8804 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
8805 .lglobl unless TARGET_XCOFF. Formatting fixes.
8806 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8808 (HANDLE_PRAGMA_WEAK): Remove.
8809 (ASM_WEAKEN_LABEL): Remove.
8810 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
8812 2002-03-01 Jason Merrill <jason@redhat.com>
8814 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
8815 (TARGET_EXPR_CLEANUP): New macro.
8817 2002-02-28 Steve Ellcey <sje@cup.hp.com>
8819 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
8820 to take ptr_extend into account as third type of extension.
8821 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
8822 fields used by SUBREG_PROMOTED_UNSIGNED_P.
8823 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
8824 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
8825 * calls.c (precompute_arguments): Use new macro.
8826 (expand_call): Ditto.
8827 * combine.c (nonzero_bits): Ditto.
8828 (record_promoted_value): Ditto.
8829 * expr.c (store_expr): Ditto.
8830 (expand_expr): Ditto.
8831 * function.c (assign_parms): Ditto.
8833 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
8835 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
8836 override -shared and -shared-libgcc.
8838 2002-02-28 David O'Brien <obrien@FreeBSD.org>
8840 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
8842 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
8845 2002-02-28 Richard Henderson <rth@redhat.com>
8847 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
8848 4 cycle latency from MM producers.
8849 (ia64_internal_sched_reorder): Likewise with pipeline flush.
8851 2002-02-28 Jakub Jelinek <jakub@redhat.com>
8853 * mklibgcc.in: Don't use GNU make extension.
8855 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8857 * c-parse.in (STATIC): New terminal.
8858 (scspec): New non-terminal. Update productions accordingly.
8859 (program): Remove bogus ifc / end ifc.
8860 (array_declarator): Simplify production using STATIC.
8862 2002-02-28 Jim Meyering <meyering@lucent.com>
8864 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
8865 \a still means TARGET_BELL.
8867 2002-02-28 Richard Henderson <rth@redhat.com>
8869 * haifa-sched.c (sched_emit_insn): New.
8870 (schedule_block): Use last_scheduled_insn to track last insn.
8871 * sched-int.h (sched_emit_insn): Prototype.
8872 * config/ia64/ia64.c (last_issued): Remove.
8873 (ia64_variable_issue): Don't set it.
8874 (nop_cycles_until): Use sched_emit_insn.
8876 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
8878 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
8881 2002-02-28 Kazu Hirata <kazu@hxi.com>
8883 * config/h8300/h8300.c: Fix formatting.
8884 * config/h8300/h8300.h: Likewise.
8886 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
8888 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
8889 which may overwrite the high byte of the frame pointer.
8891 2002-02-28 Bo Thorsen <bo@suse.de>
8893 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
8894 (STARTFILE_SPEC): Add 64 bit files.
8895 (ENDFILE_SPEC): Likewise.
8897 2002-02-28 Jason Merrill <jason@redhat.com>
8899 * c-decl.c (finish_function): Only warn about missing return
8900 statement with -Wreturn-type.
8902 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
8904 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
8906 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
8907 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
8909 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
8911 * basic-block.h (BB_REACHABLE): Renumber.
8912 (BB_DIRTY, BB_NEW): New flags.
8913 (clear_bb_flags): Declare.
8914 (update_life_info_in_dirty_blocks): Declare.
8915 * cfg.c (clear_bb_flags): New function.
8916 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
8917 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
8918 reorder_insns, emit_insn_after): Mark block as dirty.
8919 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
8920 (update_life_info_in_dirty_blocks): New function.
8921 * recog.c (apply_change_group): Dirtify block.
8923 * cse.c (cse_insn): Reorder emitting of jump insn to keep
8925 * gcse.c (delete_null_pointer_checks): Likewise.
8927 * toplev.c (dump_file_index): Move cse2 after bp,
8929 (dump_file_info): Similary.
8930 (rest_of_compilation): Avoid most of CFG rebuilds;
8931 do first if converision after null pointer checks, do cse2
8932 after branch prediction; avoid full liveness rebuild after
8933 initializing subregs.
8934 * invoke.texi (-d options): Document -du, renumber.
8936 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
8937 (notice_new_block): Do not set BB_UPDATE_LIFE.
8938 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
8939 merge_blocks_move_successor_nojumps, merge_blocks,
8940 try_crossjump_to_edge): Likewise.
8941 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
8942 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
8943 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
8944 (merge_of_block): Do not use life_data_ok.
8945 (find_if_case_1): Do not use SET_UPDATE_LIFE.
8946 (if_convert): Use BB_DIRTY mechanizm to update life.
8947 * lcm.c (optimize_mode_switching): Update
8948 update_life_info_in_dirty_blocks
8950 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8952 * Makefile.in (integrate.o): Update.
8953 * c-decl.c (copy_lang_decl): Rename.
8954 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8955 * integrate.c: Include langhooks.h.
8956 (copy_decl_for_inlining): Update to use langhook.
8957 * langhooks-def.h (lhd_do_nothing_t,
8958 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
8959 (LANG_HOOKS_INITIALIZER): Update.
8960 * langhooks.c (lhd_do_nothing_t): New.
8961 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
8962 * tree.h (copy_lang_decl): Remove.
8964 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8966 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
8968 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
8969 POST_DEC, and POST_MODIFY.
8971 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8973 * c-typeck.c (digest_init): Remove unused parameter; all
8976 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
8978 * expmed.c (expand_shift): Correctly test for low part of a
8981 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
8983 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
8984 insn UIDs with insn addresses.
8986 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8988 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
8989 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
8990 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
8991 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
8992 gcc.c, toplev.c: Delete code implementing -traditional mode.
8994 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
8995 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
8996 Document removal of -traditional mode for compilation, and
8997 remove documentation only relevant to that mode.
8999 * config/nextstep.h, config/ptx4.h, config/svr4.h,
9000 config/convex/convex.h, config/d30v/d30v.h,
9001 config/i386/dgux.h, config/i386/osf1elf.h,
9002 config/i386/osfelf.h, config/i386/osfrose.h,
9003 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
9004 config/m68k/hp310.h, config/m88k/dgux.h,
9005 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
9006 config/m88k/m88k.h, config/m88k/openbsd.h,
9007 config/mips/abi64.h, config/mips/osfrose.h,
9008 config/mips/svr4-5.h, config/mips/svr4-t.h,
9009 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9010 config/stormy16/stormy16.h: Remove all references to
9011 -traditional from target specs. Delete all mention of the
9012 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
9013 delete a couple of commented-out definitions of
9014 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
9017 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
9018 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
9020 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9022 * mklibgcc.in: Don't use \n in a line subject to
9023 interpretation by echo.
9025 2002-02-27 Graham Stott <grahams@redhat.com>
9027 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
9030 * loop.c (prescan_loop): Handle PARALLEL.
9032 * unroll.c (loop_iterations): Return 0 if the add_val for
9035 * final.c (output_operand_lossage): Constify PFX_STR.
9037 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
9039 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
9041 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
9042 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
9044 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
9046 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
9048 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
9050 * cpplex.c (_cpp_lex_token): Handle directives in macro
9052 * cpplib.c (_cpp_handle_directive): Save and restore state
9053 if parsing macro args when entering a directive.
9054 * cppmacro.c (collect_args): No need to handle directives
9056 (enter_macro_context, replace_args): Use the original macro
9057 definition in case it was redefined whilst collecting arguments.
9061 2002-02-26 David Edelsohn <edelsohn@gnu.org>
9063 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
9064 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
9065 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
9067 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
9068 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
9069 (load_toc_v4_PIC_2): Same.
9071 2002-02-26 Alan Modra <amodra@bigpond.net.au>
9073 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
9075 2002-02-26 Richard Henderson <rth@redhat.com>
9077 * config/alpha/alpha.md (ashldi_se): Re-enable.
9079 2002-02-26 Richard Henderson <rth@redhat.com>
9081 * config/alpha/alpha.c (alpha_encode_section_info): Examine
9082 MODULE_LOCAL_P; improve commentary.
9084 2002-02-26 Zack Weinberg <zack@codesourcery.com>
9086 * doc/cpp.texi: Clarify documentation of relationship between
9089 2002-02-26 Kazu Hirata <kazu@hxi.com>
9091 * config/h8300/h8300-protos.h: Update the prototype for
9092 compute_logical_op_length. Add the prototype for
9093 compute_logical_op_cc.
9094 * config/h8300/h8300.c (compute_logical_op_length): Figure out
9096 (compute_logical_op_cc): New.
9097 * config/h8300/h8300.md: Combine all the logical op patterns
9098 in HImode and SImode. Use compute_logical_op_cc.
9100 2002-02-26 Kelley Cook <kelleycook@comcast.net>
9102 * config/i386/i386.c (print_operand): Don't append ATT-style
9103 length suffixs to x87 opcodes when in Intel mode.
9105 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
9107 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
9108 (init_emit_once): Update calls.
9109 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
9110 (init_syntax_once): Prototype.
9112 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
9114 * pa-linux.h (LIB_SPEC): Update definition.
9115 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
9117 2002-02-26 Richard Henderson <rth@redhat.com>
9119 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
9120 if we emitted a stop bit.
9122 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9124 * configure.in (libgcc_visibility): Substitute.
9125 * configure: Rebuilt.
9126 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
9127 defined symbols .hidden.
9129 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9131 * attribs.c (c_common_attribute_table): Add visibility.
9132 (handle_visibility_attribute): New function.
9133 * varasm.c (assemble_visibility): New function.
9134 * output.h (assemble_visibility): Add prototype.
9135 * tree.h (MODULE_LOCAL_P): Define.
9136 * crtstuff.c (__dso_handle): Use visibility attribute.
9137 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
9138 for MODULE_LOCAL_P symbols too.
9139 * config/ia64/ia64.c (ia64_encode_section_info): Handle
9140 MODULE_LOCAL_P symbols the same way as local symbols.
9141 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
9142 into .sdata/.sbss by the user.
9143 * doc/extend.texi (Function Attributes): Document visibility
9146 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9149 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
9150 STRING_CST initializer spanning the whole variable without
9152 If expand_expr returned MEM, don't use it.
9154 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
9156 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
9157 generate a die for the lexical block.
9159 2002-02-26 Kazu Hirata <kazu@hxi.com>
9161 * config/h8300/h8300-protos.h: Add a prototype for
9162 compute_logical_op_length.
9163 * config/h8300/h8300.c (compute_logical_op_length): New.
9164 * config/h8300/h8300.md (anonymous logical patterns): Use
9165 compute_logical_op_length for length.
9167 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9169 * dwarf2out.c (modified_type_die): Do not call type_main_variant
9171 (gen_type_die): Same.
9173 * attribs.c (handle_vector_size_attribute): Set debug information.
9175 2002-02-26 Daniel Egger <degger@fhm.edu>
9177 * config/rs6000/rs6000.md: Swap define_insn attributes to
9178 fix incorrect generation of merge high instructions instead
9181 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9183 * c-typeck.c (really_start_incremental_init): Use
9184 bitsize_zero_node for vectors.
9186 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9188 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
9189 ("*set_vrsave_internal"): Same.
9191 2002-02-25 Richard Henderson <rth@redhat.com>
9193 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
9194 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
9196 2002-02-25 Jakub Jelinek <jakub@redhat.com>
9199 * config/i386/i386.c (ix86_return_pops_args): Only pop
9200 fake structure return argument if it was passed on the stack.
9202 2002-02-25 Jason Merrill <jason@redhat.com>
9204 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
9207 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9209 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
9210 link with shared_name only.
9211 * doc/invoke.texi (Link Options): Document new behavior.
9213 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9215 * c-typeck.c (push_init_level): Handle vectors.
9217 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9219 * config/sparc/sparc.c (const64_high_operand): Zero-extend
9220 operands of SPARC_SETHI_P.
9221 (input_operand): Likewise.
9222 (sparc_emit_set_const32): Likewise.
9223 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
9224 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
9225 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
9226 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
9227 (movdi_insn_sp64_vis): Likewise.
9228 (movdi split, movdf split): Use SETHI32.
9229 * doc/md.texi: Document SPARC constraints L, M and N.
9231 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9233 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
9234 ("*set_vrsave_internal"): use mfspr for Darwin.
9236 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
9237 gen_get_vrsave_internal.
9239 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9241 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
9243 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
9245 * cpplex.c (cpp_interpret_charconst): Get signedness or
9246 otherwise of wide character constants correct.
9247 * cppexp.c (lex): Get signedness of wide charconsts correct.
9249 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9251 * optabs.c (widen_operand): Only call convert_modes for
9252 promoted SUBREG if signedness matches.
9253 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
9255 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9257 * cpplib.c (glue_header_name): Use local buffer to build up
9260 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9262 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
9264 2002-02-23 Kazu Hirata <kazu@hxi.com>
9266 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
9267 H8/300[HS] separately.
9268 * config/h8300/h8300.md: Remove the early clobber constraint
9269 from bit field patterns.
9271 2002-02-23 Kazu Hirata <kazu@hxi.com>
9273 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
9275 (mulhisi3): Likewise.
9276 (umulqisi3): Likewise.
9277 (umulhisi3): Likewise.
9279 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9281 * cppinit.c (output_deps): Correct test for stdout output.
9282 (init_dependency_output): Cure warning.
9284 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9286 * expr.c (store_expr): When converting expression to promoted
9287 equivalent type, allow using SUBREG_REG of TARGET as the target
9288 of the expansion of EXP.
9289 * loop.c (basic_induction_var, case SUBREG): Always look inside.
9290 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
9291 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
9292 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
9293 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
9295 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
9297 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
9298 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
9299 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
9301 2002-02-23 Jakub Jelinek <jakub@redhat.com>
9303 PR optimization/5747
9304 * loop.c (scan_loop): Update reg info if move_movables created new
9307 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9309 * gcc.c (init_gcc_spec): Revert last change.
9311 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9313 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
9314 gpc_reg_operand constraint.
9316 2002-02-23 Alan Modra <amodra@bigpond.net.au>
9318 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
9319 Simplify comparison of `low'.
9320 (add_operand): Fix formatting.
9321 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
9322 (mask_operand): Disallow mask to wrap in 64-bit mode.
9323 (rs6000_stack_info): Remove redundant test setting push_p.
9324 (output_toc): Fix formatting.
9325 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
9326 cc_reg_not_cr0_operand constraint.
9327 (booldi3, boolcdi3 splitters): Same.
9329 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
9331 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
9333 2002-02-22 David Edelsohn <edelsohn@gnu.org>
9335 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
9336 gcc invoked with -shared-libgcc.
9338 2002-02-22 Jakub Jelinek <jakub@redhat.com>
9341 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
9342 decl if any of elements was TREE_USED.
9344 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
9346 * config/sparc/sol2.h: Don't include sys/mman.h.
9347 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
9348 (arith_4096_operand): Don't throw high bits away.
9349 (const64_operand): Take sign extension of CONST_INTs into account.
9350 (const64_high_operand, sparc_emit_set_const32): Likewise.
9351 (GEN_HIGHINT64): Likewise.
9352 (sparc_emit_set_const64_quick1): Likewise.
9353 (const64_is_2insns): Likewise.
9354 (print_operand): Use trunc_int_for_mode for sign extension.
9355 * config/sparc/sparc.h (SMALL_INT32): Likewise.
9356 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
9357 chars. Assume CONST_INT is already properly sign-extended.
9358 (movdi split): Sign-extend each SImode part.
9359 (andsi3 split): Don't mask high bits off, so that result
9360 remains properly sign-extend.
9361 (iorsi3 split): Likewise.
9362 (xorsi3 split): Likewise.
9364 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
9366 * fold-const.c (fold): Fix typo in comments.
9368 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9370 * Makefile.in (langhooks.o): Update dependencies.
9372 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9374 * langhooks.c: Include flags.h.
9376 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
9378 * testsuite/gcc.dg/attr-alwaysinline.c: New.
9380 * c-common.c (c_common_post_options): Set inline trees by
9383 * doc/extend.texi (Function Attributes): Document always_inline
9385 Update documentation about inlining when not optimizing.
9387 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
9389 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
9390 unless DECL_ALWAYS_INLINE.
9392 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
9393 unless DECL_ALWAYS_INLINE.
9394 (c_disregard_inline_limits): Disregard if always_inline set.
9396 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9397 Disregard if always_inline set.
9398 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
9399 unless DECL_ALWAYS_INLINE.
9401 * attribs.c (handle_always_inline_attribute): New.
9402 (c_common_attribute_table): Add always_inline.
9404 * config/rs6000/altivec.h: Add prototypes for builtins
9405 requiring the always_inline attribute.
9407 2002-02-21 Eric Christopher <echristo@redhat.com>
9409 * expmed.c (store_bit_field): Try to simplify the subreg
9410 before generating a new one when when the mode size of
9411 value is less than maxmode.
9413 2002-02-21 Richard Henderson <rth@redhat.com>
9415 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
9416 than gen_rtx_PLUS to form the sum.
9417 * explow.c (force_reg): Rearrange to not allocate new pseudo
9418 when force_operand returns a register.
9419 * expr.c (expand_assignment): Allow offset_rtx expansion to
9420 return a sum. Do not force addresses into registers.
9421 (expand_expr): Likewise.
9422 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
9423 to canonicalize arithmetic that didn't simpify.
9424 (simplify_plus_minus): New argument force; update
9425 all callers. Don't split CONST unless we can do something with it,
9426 and wouldn't lose the constness of the operands.
9428 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
9429 that we generated earlier.
9431 2002-02-21 Tom Tromey <tromey@redhat.com>
9433 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9434 (output_line_info): Use constant `1', with a long explanatory
9436 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
9438 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
9440 * jump.c (redirect_jump): If old label has no UID, don't try to
9443 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
9445 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
9446 If input is constant, do shifts at compile time.
9448 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
9450 * doc/extend.texi: Fix some more overfull hboxes.
9452 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9454 PR optimization/4994
9455 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
9458 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9461 * expr.h (expand_and): Add mode argument.
9462 * expmed.c (expand_and): Add mode argument.
9463 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
9464 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
9465 * except.c (expand_builtin_extract_return_addr): Likewise.
9466 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9467 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
9468 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
9469 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
9470 * config/c4x/c4x.md: Use GEN_INT (x) instead of
9471 gen_rtx (CONST_INT, VOIDmode, x).
9473 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9476 * stmt.c (warn_if_unused_value): Move side effects test once more.
9478 2002-02-20 Torbjorn Granlund <tege@swox.com>
9480 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
9481 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
9483 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
9485 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
9486 SUBREG or ZERO_EXTEND.
9488 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
9490 * sh.h (current_function_anonymous_args): Remove.
9491 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
9492 of current_function_varargs and current_function_stdarg is set.
9493 * sh.c (sh_expand_prologue): Check current_function_varargs /
9494 current_function_stdarg / TARGET_SH5 instead of
9495 current_function_anonymous_args.
9497 * sh64.h (TARGET_VERSION): Define.
9499 2002-02-20 David Edelsohn <edelsohn@gnu.org>
9501 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
9502 VRSAVE_REGNO on TARGET_ALTIVEC.
9504 2002-02-20 Alan Modra <amodra@bigpond.net.au>
9506 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
9507 bits of SImode const_int.
9508 (includes_rshift_p): Likewise.
9509 (print_operand): Call mask_operand and mask64_operand with correct
9511 (rs6000_output_function_epilogue): Pad traceback table to word.
9512 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
9513 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
9514 mask64_operand with correct mode.
9515 (FUNCTION_ARG_REGNO_P): Correct parentheses.
9517 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9520 * varasm.c (get_pool_constant_mark): New.
9521 * rtl.h (get_pool_constant_mark): Add prototype.
9522 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
9523 be represented if it has not been output.
9525 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9527 * combine.c (do_SUBST): Sanity check substitutions of
9528 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
9529 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
9530 CONST_INT into its operand.
9531 (known_cond): Likewise, for ZERO_EXTEND.
9532 * simplify-rtx.c (simplify_unary_operation): Fix condition to
9533 allow for simplification of wide modes. Reject CONST_INTs in
9534 ZERO_EXTEND when their actual mode is not given.
9536 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9538 * c-decl.c (pushdecl): If no global declaration is found for an
9539 extern declaration in block scope, try a limbo one.
9541 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9544 * c-common.c (pointer_int_sum): Moved from...
9545 * c-typeck.c (pointer_int_sum): ...here.
9546 * c-common.h (pointer_int_sum): Add prototype.
9548 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9551 * c-decl.c (duplicate_decls): Return 0 if issued error about
9554 2002-02-20 Roger Sayle <roger@eyesopen.com>
9555 Jakub Jelinek <jakub@redhat.com>
9558 * tree.c (host_integerp): Ensure that the constant integer is
9559 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
9560 when pos is zero or non-zero respectively. Clarify comment.
9561 * c-format.c (check_format_info_recurse): Fix host_integerp
9562 usage; the pos argument should be zero when assigning to a
9563 signed HOST_WIDE_INT.
9565 2002-02-20 Richard Henderson <rth@redhat.com>
9567 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
9568 of the operand, rather than assuming TImode.
9569 (ix86_expand_binop_builtin): Cope with commutative patterns
9570 using nonimmediate_operand for both operands.
9571 (ix86_expand_timode_binop_builtin): Likewise.
9572 (ix86_expand_store_builtin): Validate operand 1.
9573 (ix86_expand_unop1_builtin): Likewise.
9575 2002-02-20 Philip Blundell <philb@gnu.org>
9578 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
9580 2002-02-20 Richard Henderson <rth@redhat.com>
9583 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
9585 2002-02-20 Tom Tromey <tromey@redhat.com>
9587 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9588 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9589 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9590 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9591 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
9594 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
9596 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
9597 for (const_int 0) in X not just INTVAL.
9599 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
9601 * doc/extend.texi: Avoid or reduce overfull hboxes.
9603 2002-02-20 Diego Novillo <dnovillo@redhat.com>
9605 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
9606 operations if the field does not start at a mode boundary.
9608 2001-02-20 Joel Sherrill <joel@OARcorp.com>
9610 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
9611 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
9612 Also done for -Acpu and -Amachine.
9614 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9616 * cppinit.c (init_dependency_output): Take deps output file
9617 from -o if none given with -MF. Suppress normal output.
9618 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
9619 * doc/cpp.texi, doc/invoke.texi: Update.
9621 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9623 * toplev.c (output_quoted_string): Write unprintable
9624 characters with octal escapes.
9626 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9628 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
9629 really_call_used[VRSAVE_REGNO] if not Altivec.
9631 2002-02-19 Alan Modra <amodra@bigpond.net.au>
9633 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
9635 (constant_pool_expr_1): Fix formatting.
9636 (rs6000_legitimize_reload_address): Likewise.
9638 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9640 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
9641 now that we have one.
9643 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9645 * tree.h (struct tree_common): Remove aux. Add unused_0 at
9646 end of first block of bitfields (which was only seven bits);
9647 rename dummy to unused_1; remove comment which is no longer true.
9649 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9651 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
9653 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9656 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
9660 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
9661 arm_is_longcall_p rather than inspecting call-type cookie
9663 (call_value_insn) [TARGET_THUMB]: Likewise.
9665 2002-02-19 Graham Stott <grahams@redhat.com>
9667 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
9669 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9671 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
9672 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
9673 (FP_SAVE_INLINE): Delete.
9675 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
9676 * config/rs6000/eabi.asm: Remove ABI save restore routines.
9677 * config/rs6000/t-ppccomm: Build crtsavres.o.
9678 * config/rs6000/crtsavres.asm: New file.
9680 2002-02-19 Philip Blundell <philb@gnu.org>
9682 * config/arm/arm.c (use_return_insn): Don't reject interrupt
9684 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
9685 (output_return_instruction): Allow interrupt functions to return with
9686 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
9687 (arm_expand_prologue): Subtract 4 before stacking LR in an
9690 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9692 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
9693 decl, not just FUNCTION_DECL.
9694 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
9695 (arm_assemble_integer): Likewise.
9696 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
9699 2002-02-19 matthew green <mrg@eterna.com.au>
9701 * config.gcc (sparc-*-netbsdelf*): Enable target.
9702 (sparc64-*-netbsd*): New target.
9703 * config/sparc/netbsd-elf.h: New file.
9704 * config/sparc/t-netbsd64: New file.
9706 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9708 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
9710 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
9712 * doc/invoke.texi: explicitly list the style guidelines that
9713 -Weffc++ checks for.
9715 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
9717 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
9719 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9722 * gcc.c (cpp_unique_options): Treat -o as indicating object file
9723 only if not -E. If -E, pass -o through to the preprocessor.
9725 2002-02-19 Kazu Hirata <kazu@hxi.com>
9727 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
9728 register number with an appropriate macro.
9730 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9732 * doc/rtl.texi (Constants): Close @code tag.
9734 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
9736 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
9737 ("mmx_uavgv4hi3"): Same.
9738 ("pmulhrwv4hi3"): Same.
9740 * tree-inline.c (walk_tree): Handle vectors.
9742 * c-common.c (constant_expression_warning): Handle vectors.
9743 (overflow_warning): Same.
9745 * sched-deps.c (sched_analyze_2): Handle vectors.
9747 * rtlanal.c (rtx_unstable_p): Handle vectors.
9748 (rtx_varies_p): Same.
9749 (count_occurrences): Same.
9750 (regs_set_between_p): Same.
9751 (modified_between_p): Same.
9752 (modified_in_p): Same.
9753 (volatile_insn_p): Same.
9754 (volatile_refs_p): Same.
9755 (side_effects_p): Same.
9757 (inequality_comparisons_p): Same.
9758 (replace_regs): Same.
9759 (computed_jump_p_1): Same.
9761 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
9763 (inner_mode_array): New.
9764 (copy_rtx): Handle vectors.
9765 (copy_most_rtx): Same.
9766 (rtx_equal_p): Same.
9767 (get_mode_alignment): Adjust for vectors.
9769 * resource.c (mark_referenced_resources): Handle vectors.
9770 (mark_set_resources): Same.
9772 * reload1.c (eliminate_regs): Handle vectors.
9773 (elimination_effects): Same.
9774 (scan_paradoxical_subregs): Same.
9776 * reload.c (subst_reg_equivs): Handle vectors.
9778 * regrename.c (scan_rtx): Handle vectors.
9780 * regclass.c (reg_scan_mark_refs): Handle vectors.
9782 * recog.c (find_single_use_1): Handle vectors.
9784 * local-alloc.c (equiv_init_varies_p): Handle vectors.
9785 (contains_replace_regs): Same.
9786 (memref_referenced_p): Same.
9788 * integrate.c (copy_rtx_and_substitute): Handle vectors.
9789 (subst_constants): Same.
9791 * genattrtab.c (attr_copy_rtx): Handle vectors.
9792 (encode_units_mask): Same.
9793 (clear_struct_flag): Same.
9794 (count_sub_rtxs): Same.
9796 * gcse.c (want_to_gcse_p): Handle vectors.
9797 (oprs_unchanged_p): Same.
9798 (hash_expr_1): Same.
9799 (oprs_not_set_p): Same.
9800 (expr_killed_p): Same.
9801 (compute_transp): Same.
9802 (store_ops_ok): Same.
9804 * function.c (purge_addressof_1): Do not allow paradoxical subregs
9806 (fixup_var_refs_1): Same.
9807 (instantiate_virtual_regs_1): Same.
9809 * fold-const.c (operand_equal_p): Handle vectors.
9811 (rtl_expr_nonnegative_p): Same.
9813 * flow.c (mark_used_regs): Handle vectors.
9815 * df.c (df_uses_record): Handle vectors.
9817 * cselib.c (cselib_subst_to_values): Handle vectors.
9818 (cselib_mem_conflict_p): Same.
9821 * cse.c (canon_reg): Handle vectors.
9823 (cse_process_notes): Same.
9824 (count_reg_usage): Same.
9827 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
9829 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
9831 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
9832 (gen_rtx): Handle CONST_VECTOR.
9833 (gen_const_vector_0): New.
9834 (copy_rtx_if_shared): CONST_VECTORs can be shared.
9835 (reset_used_flags): Same.
9836 (copy_insn_1): Same.
9837 (initializer_constant_valid_p): Handle VECTOR_CST.
9839 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
9841 * doc/rtl.texi (Constants): Document const_vector.
9842 (CONST0_RTX): Update for vectors.
9843 (RTL sharing): Same.
9845 * print-tree.c (print_node): Add case for VECTOR_CST.
9847 * tree.h (TREE_VECTOR_CST_ELTS): New.
9848 (struct tree_vector): New.
9849 (union tree_node): Add vector node.
9850 (build_vector): Add prototype.
9852 * tree.def (VECTOR_CST): New.
9854 * tree.c (build_vector): New.
9856 * expmed.c (make_tree): Handle CONST_VECTOR.
9858 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
9859 (CONST_VECTOR_ELT): New.
9860 (CONST_VECTOR_NUNITS): New.
9862 * machmode.h (GET_MODE_INNER): New.
9863 (DEF_MACHMODE): Accept 8th arg.
9865 * machmode.def: Add 8th argument for vector inner mode.
9866 Add inner vector modes for vectors.
9868 * rtl.def (VEC_CONST): Remove.
9869 (CONST_VECTOR): New.
9871 * expr.c (clear_storage): Allow vectors.
9872 (is_zeros_p): Handle VECTOR_CST.
9874 * varasm.c (output_constant_pool): Handle vectors.
9875 (rtx_const): Add veclo and vechi fields.
9876 (kind): Add RTX_VECTOR.
9877 (decode_rtx_const): Add case for vector.
9879 * config/rs6000/rs6000-protos.h: Add zero_constant.
9881 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
9882 constants. Force easy vector constants into memory.
9883 (easy_vector_constant): New.
9884 (emit_easy_vector_constant): New.
9885 (rs6000_legitimize_reload_address): Do not generate bad reloads on
9888 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
9890 ("altivec_lvxl"): Same.
9891 (altivec_lvebx): Same.
9892 (altivec_lvehx): Same.
9893 (altivec_lvewx): Same.
9894 ("*movv4si_const0"): New.
9895 ("*movv4sf_const0"): New.
9896 ("*movv8hi_const0"): New.
9897 ("*movv16qi_const0"): New.
9899 2002-02-18 Kazu Hirata <kazu@hxi.com>
9901 * config/h8300/h8300.c (notice_update_cc): Use
9904 2002-02-18 Kazu Hirata <kazu@hxi.com>
9906 * config/h8300/h8300.md (divmod patterns): Change the
9907 constraints for operands[1] to register_operand.
9909 2002-02-18 Kazu Hirata <kazu@hxi.com>
9911 * config/h8300/h8300-protos.h: Remove the prototype for
9913 * config/h8300/h8300.c (p_operand): Remove.
9914 * config/h8300/h8300.md: Replace p_operand with
9917 2002-02-18 Philip Blundell <pb@nexus.co.uk>
9919 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
9921 (output_return_instruction): Allow use of LDR to unstack
9922 return addresss even for interrupt handlers or when
9923 interworking. If compiling for ARMv5, use interworking-safe
9924 return instructions by default. Remove duplicated code and
9925 lengthy "strcat" sequences.
9927 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9929 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
9930 (LINK_EH_SPEC): Define.
9931 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
9933 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9935 * config/s390/s390.c (s390_emit_prologue): Do not set the
9936 frame_related flag for call-clobbered registers.
9938 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
9940 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
9941 (construct_container): Fix handling of SSE operands.
9942 (ix86_expand_builtin): Fix handling of 64bit pointers.
9943 (mmx_maskmovq_rex): New pattern.
9945 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
9947 * regrename.c (kill_set_value): Handle subregs properly.
9949 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
9951 * objc/objc-act.c (handle_impent): Remove leading '*'
9952 from objc_class_name.
9954 2002-02-17 Richard Henderson <rth@redhat.com>
9956 * config/alpha/alpha.c (some_small_symbolic_operand,
9957 some_small_symbolic_operand_1, split_small_symbolic_operand,
9958 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
9959 Handle small SYMBOL_REFs anywhere, not just inside memories.
9960 * config/alpha/alpha-protos.h: Update.
9961 * config/alpha/alpha.h (PREDICATE_CODES): Update.
9962 * config/alpha/alpha.md (small symbolic operand splitter): Update.
9964 2002-02-17 Roland McGrath <roland@frob.com>
9966 * config.gcc (powerpc-*-gnu-gnualtivec*,
9967 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
9968 * config/rs6000/gnu.h: New file.
9969 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
9970 Grok "gnu" in rs6000_abi_name.
9971 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
9972 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
9973 Grok -mcall-gnu analogous to -mcall-linux et al.
9974 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
9975 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
9976 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
9978 2002-02-17 Jakub Jelinek <jakub@redhat.com>
9981 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
9984 2002-02-17 Philipp Thomas <pthomas@suse.de>
9986 * config/cris/cris.h: Undefine STARTFILE_SPEC and
9987 ENDFILE_SPEC before (re)defining them.
9989 2002-02-17 Kazu Hirata <kazu@hxi.com>
9991 * config/h8300/h8300.c: Fix formatting.
9992 * config/h8300/h8300.h: Likewise.
9994 2002-02-17 Philipp Thomas <pthomas@suse.de>
9996 * doc/tm.texi: Explain why empty strings should not be
9997 marked for translation.
9999 2002-02-17 Philipp Thomas <pthomas@suse.de>
10001 * final.c (output_operand_lossage): Changed to accept
10002 printf style arguments. Change calls where necessary.
10003 * output.h (output_operand_lossage): Change declaration
10004 accordingly. Update copyright.
10005 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
10006 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
10007 Update copyright date where necessary.
10009 * config/i386/i386.c (print_operand): Likewise. Remove use of
10012 * config/cris/cris.c (cris_operand_lossage): Likewise.
10013 Rename parameter so that exgettext recognizes it as
10014 translatable message.
10015 (LOSE_AND_RETURN): Rename parameter to msgid.
10017 2002-02-17 Kazu Hirata <kazu@hxi.com>
10019 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
10020 hard coded register number with an appropriate macro.
10021 (HARD_REGNO_MODE_OK): Likewise.
10022 (ARG_POINTER_REGNUM): Likewise.
10023 (STATIC_CHAIN_REGNUM): Likewise.
10024 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
10025 * config/h8300/h8300.md (define_constants): Define more
10028 2002-02-17 Philipp Thomas <pthomas@suse.de>
10030 * config/i386/i386.h: Don't mark empty strings for translation.
10032 2002-02-16 H.J. Lu <hjl@gnu.org>
10034 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
10036 2002-02-16 Zack Weinberg <zack@codesourcery.com>
10038 * cppinit.c (merge_include_chains): Check for brack being
10039 NULL before attempting to merge it with qtail.
10041 2002-02-16 Andrew Cagney <ac131313@redhat.com>
10043 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
10046 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10048 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
10050 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10052 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
10053 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
10054 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
10056 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10058 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
10059 now only if !TARGET_FIX.
10060 (*movsi_nt_vms_fix): New pattern.
10062 2002-02-16 Douglas B Rupp <rupp@gnat.com>
10064 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
10065 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
10066 (alpha_sa_mask, alpha_sa_size): Reflect above change.
10067 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
10068 (alpha_start_function, alpha_expand_epilogue): Likewise.
10069 (unicosmk_gen_dsib): Likewise.
10071 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10073 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
10075 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
10077 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
10078 check_and_change_labels, s390_final_chunkify): Delete.
10079 (s390_split_branches, s390_chunkify_pool): New functions.
10080 (s390_function_prologue): Call them.
10082 * config/s390/s390.h (S390_REL_MAX): Delete.
10083 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
10085 * config/s390/s390.md (cjump, icjump, jump): Fix length
10086 attribute calculation.
10089 2002-02-15 David Edelsohn <edelsohn@gnu.org>
10091 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
10092 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
10094 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10096 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
10097 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
10098 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
10100 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10102 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
10104 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10106 * reload.c (find_dummy_reload): Check that an output register
10107 is valid for its mode.
10109 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
10111 * combine.c (known_cond): After replacing the REG of a SUBREG, try
10114 * function.c (assign_parms): Demote promoted argument passed by
10115 transparent reference.
10117 2001-02-14 Joel Sherrill <joel@OARcorp.com>
10119 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
10120 -Acpu() and -Amachine() to eliminate warnings.
10122 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10124 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
10126 2002-02-14 Kazu Hirata <kazu@hxi.com>
10128 * config/h8300/h8300-protos.h: Update the prototype for
10130 * config/h8300/h8300.c (const_costs): Treat SET as a little
10131 more expensive operation.
10132 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
10133 reference to const_costs.
10135 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
10137 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
10139 2002-02-14 Jakub Jelinek <jakub@redhat.com>
10142 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
10143 use arguments from newtype.
10145 2002-02-13 Eric Christopher <echristo@redhat.com>
10147 * config/mips/mips.c (override_options): Add check for march/mipsX
10148 on the same command line. Fix error message in cpu processing.
10149 Remove architecture and ISA checks.
10151 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10153 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
10155 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
10157 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10159 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
10161 ("*movv8hi_internal1"): Same.
10162 ("*movv16qi_internal1"): Same.
10163 ("*movv4sf_internal1"): Same.
10165 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
10166 not push_reload for altivec modes.
10168 2002-02-13 Joel Sherrill <joel@OARcorp.com>
10170 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
10171 all RTEMS targets including removal of #includes from config/*/rtems*.h
10172 file and adding them to tm_file setting. Added xm_defines=POSIX to
10174 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
10175 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
10176 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
10177 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
10178 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
10179 config/m68k/rtemself.h: Ditto.
10180 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
10181 config/mips/rtems64.h: Ditto.
10182 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
10183 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
10185 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
10186 config/sparc/rtemself.h: Ditto.
10187 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
10188 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
10189 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
10191 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
10192 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
10193 target made more similar to i386-elf.
10194 * config/i386/t-rtems-i386: Added soft float support and multilibs.
10195 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
10196 be similar to config/m68k/t-m68kelf.
10197 * gthr-rtems.h: Encapsulate with extern "C" for C++.
10199 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
10201 * regmove.c (kill_value): Handle subregs.
10203 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
10205 * i386.md (mul patterns): Allow memory operand to be first;
10206 add expanders where needed; fix constraints.
10207 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
10208 Allow memory operand to be the first.
10210 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
10213 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10216 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
10219 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10221 PR optimization/5547:
10222 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
10223 all valid IA-32 address modes involving non-scaled %ebx and
10224 GOT/GOTOFF as displacement.
10226 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
10228 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
10229 after emitting ltorg insns.
10231 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
10232 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
10233 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
10234 *abssf2): Fix "op_type" attribute.
10236 2002-02-13 Douglas B Rupp <rupp@gnat.com>
10238 * mkconfig.sh: Avoid using a subshell redirect.
10239 ($output.T): Change to $(output)T.
10240 (ENABLE_NLS): Remove unneeded undef.
10242 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
10243 * config/alpha/x-vms (libsubdir): Define.
10245 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
10246 register frame procedures. Optimize retrieving context.
10248 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
10249 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
10250 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
10252 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10254 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
10255 Make same change as for find_base_value.
10257 2002-02-13 Kazu Hirata <kazu@hxi.com>
10259 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
10260 of QImode and SImode.
10262 2002-02-13 Kazu Hirata <kazu@hxi.com>
10264 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
10265 length computation of movsi.
10266 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
10268 2002-02-13 Kazu Hirata <kazu@hxi.com>
10270 * config/h8300/h8300.md (subqi3): Tighten the predicate for
10271 operands[2] to register_operand.
10273 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
10275 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
10277 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
10279 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
10280 for altivec_lvx* and altivec_stvx*.
10281 ("*movv4si_internal"): Add constraint for loading from GPRs.
10282 ("*movv8hi_internal1"): Same.
10283 ("*movv16qi_internal1"): Same.
10284 ("*movv4sf_internal1"): Same.
10286 * config/rs6000/rs6000.c (altivec_register_operand): New.
10288 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
10289 altivec_register_operand.
10291 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
10293 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
10296 2002-02-13 Stan Shebs <shebs@apple.com>
10298 * c-typeck.c (digest_init): Handle vectors.
10299 (really_start_incremental_init): Same.
10300 (pop_init_level): Same.
10301 (process_init_element): Same.
10303 * varasm.c (output_constant): Same.
10305 * expr.c (clear_storage): Same.
10306 (store_constructor): Same.
10308 2002-02-12 Eric Christopher <echristo@redhat.com>
10310 * explow.c (hard_function_value): Add comment explaining
10311 signed/unsigned comparison.
10313 2002-02-12 Jakub Jelinek <jakub@redhat.com>
10315 * jump.c (never_reached_warning): Add finish argument.
10316 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
10317 real insn after end.
10318 * rtl.h (never_reached_warning): Adjust prototype.
10319 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
10320 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
10321 never_reached_warning.
10323 2002-02-12 Graham Stott <grahams@redhat.com>
10325 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
10327 2002-02-12 Kazu Hirata <kazu@hxi.com>
10329 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
10330 logical shifts on H8/300.
10331 (shift_alg_si): Improve several shifts on H8/300.
10332 (get_shift_alg): Likewise.
10334 2002-02-12 Graham Stott <grahams@redhat.com>
10336 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
10338 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10340 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
10341 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
10343 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
10345 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
10346 non-CONST_INT through default_assemble_integer.
10347 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
10348 <case 8>: Abort for CONST_DOUBLE.
10350 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10352 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
10354 * config/pa/pa-linux.h (LIB_SPEC): Delete.
10355 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10357 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
10359 * config/stormy16/stormy16.md (zero_extendqihi2): New.
10361 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
10363 * regrename.c (regrename_optimize): Don't accept a
10364 part-clobbered register if the replaced register is not part
10367 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
10368 take padding into account when computing the argument value.
10370 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
10372 * combine.c (try_combine): Apply substitutions in
10373 CALL_INSN_FUNCTION_USAGE too.
10375 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
10377 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
10378 __builtin_altivec_abs*.
10381 * config/rs6000/rs6000.h (rs6000_builtins): Add
10382 ALTIVEC_BUILTIN_ABS*.
10384 * config/rs6000/altivec.h: Use const char for builtins expecting
10386 (vec_abs): New versions for C and C++.
10389 2002-02-10 Kazu Hirata <kazu@hxi.com>
10391 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
10394 2002-02-10 Kazu Hirata <kazu@hxi.com>
10396 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
10397 constant definition from h8300.md.
10398 (FRAME_POINTER_REGNUM): Likewise.
10399 * config/h8300/h8300.md (define_constants): Add FP_REG.
10401 2002-02-10 Kazu Hirata <kazu@hxi.com>
10403 * config/h8300/h8300.c (print_operand): Remove redundant code.
10405 2002-02-10 Kazu Hirata <kazu@hxi.com>
10407 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
10408 * config/h8300/h8300.c (byte_reg): Make it static.
10410 2002-02-10 Richard Henderson <rth@redhat.com>
10413 * c-typeck.c (incomplete_type_error): Handle flexible array members.
10415 2002-02-10 Richard Henderson <rth@redhat.com>
10418 * tree.c (append_random_chars): Don't abort if main_input_filename
10421 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
10423 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
10425 2002-02-10 Kazu Hirata <kazu@hxi.com>
10427 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
10428 (pushhi1): Likewise.
10430 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
10432 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
10433 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
10435 2002-02-09 David O'Brien <obrien@FreeBSD.org>
10437 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
10439 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
10441 2002-02-09 Kazu Hirata <kazu@hxi.com>
10443 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
10444 a half of an SImode register on H8/300.
10446 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
10448 * i386.md (movdi_2): Add missing '!'.
10450 2002-02-09 Kazu Hirata <kazu@hxi.com>
10452 * config/h8300/h8300.h: Fix formatting. Remove commented-out
10455 2002-02-09 Kazu Hirata <kazu@hxi.com>
10457 * config/h8300/h8300.md (length): Correct the distance valid
10458 for the short branch.
10460 2002-02-09 Kazu Hirata <kazu@hxi.com>
10462 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
10464 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10466 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
10467 registers in SImode.
10468 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
10471 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
10474 Contribute sh64-elf.
10475 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10476 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
10477 (sh_cannot_modify_jumps_p): New function.
10478 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
10479 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
10480 (sh_ms_bitfield_layout_p): New function.
10481 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
10482 Zack Weinberg <zack@codesourcery.com>
10483 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
10484 expand_simple_binop instead of expand_binop.
10485 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
10486 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
10487 use of .quad and .uaquad.
10488 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
10489 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
10490 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10491 * config/sh/sh.md (movdi_const, movdi_const_32bit,
10492 movdi_const_16bit): Make sure all CONSTs have modes.
10493 (sym2PIC): Ditto, but by adjusting all callers.
10494 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
10495 if the prologue calls the SHmedia argument decoder or register
10497 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10498 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
10499 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
10500 (sh_expand_epilogue): Don't emit USE of return target register.
10501 (prepare_move_operands): Legitimize DImode PIC addresses.
10502 (sh_media_register_for_return): Skip tr0, used to initialize the
10504 (sh_expand_prologue): Remove explicit USE of return register.
10505 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
10506 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
10507 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
10508 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
10509 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
10510 EXTRA_CONSTRAINT_T.
10511 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
10512 (MOVI_SHORI_BASE_OPERAND_P): New.
10513 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
10514 (EXTRA_CONSTRAINT_T): Define in terms of them.
10515 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
10516 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
10517 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
10518 alternatives supporting TARGET_REGS.
10519 (UNSPEC_GOTPLT): New constant.
10520 (movdi split): Move incrementing of LABEL_NUSES...
10521 (movdi_const, movdi_const_32bit): Here. Use
10522 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
10523 (movdi_const_16bit): New.
10524 (call, call_value) [flag_pic]: Use GOTPLT.
10525 (call_pop, call_value_pop): New expands.
10526 (call_pop_compact, call_pop_rettramp): New insns.
10527 (call_value_pop_compact, call_value_pop_rettramp): New insns.
10528 (sibcall) [flag_pic]: Use GOT.
10529 (builtint_setjmp_receiver): Remove bogus, unused expand.
10530 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
10531 (*pt, *ptb, ptrel): New insns.
10532 (sym2GOT): Handle DImode GOT.
10533 (sym2GOTPLT, symGOTPLT2reg): New expands.
10534 (sym2PIC): New expand.
10535 (shcompact_return_tramp): Use GOTPLT to return trampoline.
10536 (shcompact_return_tramp_i): Use return register explicitly.
10537 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
10538 disable flag_reorder_blocks.
10539 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10540 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
10541 clobbers, for clarity.
10542 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
10543 restoring of r0 in macl as MAYBE_DEAD.
10544 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
10545 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
10546 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
10547 alter_subreg all over.
10548 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
10549 reload, instead of emitting instructions that would require
10551 (casesi_load_media): Add missing modes.
10552 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
10553 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
10554 as used if the argument decoder is called.
10555 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10556 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
10557 Pmode, then extend it to DImode if necessary.
10558 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10559 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
10560 constants in FPU-enabled SHmedia, let them be loaded from memory.
10561 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10562 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
10563 Adjust whitespace in assembly output templates.
10564 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10565 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
10566 mode of if_then_else.
10567 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
10568 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
10570 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
10571 Joern Rennecke <amylaar@redhat.com>
10572 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
10573 (SUBTARGET_CPP_PTR_SPEC): New.
10574 (SUBTARGET_CPP_SPEC): Remove.
10575 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10576 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10577 Fix typo in previous checkin.
10578 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
10579 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
10580 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
10581 Alexandre Oliva <aoliva@redhat.com>
10582 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
10583 what single FP register can hold for SHmedia target.
10584 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10585 Alexandre Oliva <aoliva@redhat.com>
10586 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10587 Do not split into SUBREG.
10588 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
10589 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
10590 and added new functions as specified in SH5 ABI r9.
10591 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
10592 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
10594 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
10595 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
10596 gen_consttable_4 and gen_consttable_8. Emit multiple labels
10597 and consttable_window_ends.
10598 2001-06-03 Graham Stott <grahams@redhat,com>
10599 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
10600 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
10601 * config/sh/sh.c (print_operand): Handle floating-point pair,
10602 vector and matrix registers.
10603 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
10604 vector modes into account.
10605 * config/sh/sh.md (movv2sf): Split move between registers into
10607 (movv4sf, movv16sf): Introduce insns that get split only after
10609 * config/sh/shmedia.h: Fix Copyright dates.
10610 * config/sh/ushmedia.h: Likewise. Move loop counter
10611 declarations into conditionals that uses them.
10612 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
10614 * config/sh/sshmedia.h: Fix Copyright dates.
10615 (sh_media_PUTCFG): Fix constraints.
10616 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
10617 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
10618 ptrmemfunc_vbit_in_delta for SH5.
10619 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
10620 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
10621 * invoke.texi: Likewise.
10622 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
10623 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
10624 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
10625 GCC_pop_shmedia_regs_nofpu): New global symbols.
10626 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
10627 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
10628 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
10629 compact function with nonlocal labels.
10630 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
10631 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
10632 (initial_elimination_offset): Account for their stack space.
10633 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
10634 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
10635 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
10636 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
10637 least one of the operands to be a register.
10638 (movv2sf): Likewise. Renamed to movv2sf_i.
10639 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
10640 prepare_move_operands() before emitting SHmedia insns.
10641 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
10642 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
10643 Don't save nor initialize r12. Don't mis-align the stack.
10644 Pad the code with a nop.
10645 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
10647 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
10648 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
10649 [__SHMEDIA__]: Implement.
10650 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
10651 * config/sh/sh.md: Set latency of `pt' closer to reality.
10652 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
10653 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
10654 Set move, load and store type attributes.
10655 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
10656 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
10658 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
10659 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
10660 * config/sh/sh.c (sh_media_register_for_return): New function.
10661 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
10662 branch-target register.
10663 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
10664 * config/sh/sh.md (return_media_i): Use any call-clobbered
10665 branch-target register.
10666 (return_media): If r18 wasn't copied in the prologue, copy it
10668 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
10669 Clear class FP0_REGS.
10670 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
10672 2001-03-08 DJ Delorie <dj@redhat.com>
10673 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
10674 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10675 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
10676 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10677 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
10678 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
10679 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
10680 return value correctly for call_cookie.
10681 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10682 * config/sh/crt1.asm (start): Modified so as to call
10683 ___setup_argv_and_call_main.
10684 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
10685 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
10687 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
10688 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
10689 (STRIP_NAME_ENCODING): Use it.
10690 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
10691 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10692 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
10693 prepare_scc_operands().
10694 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
10695 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
10696 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
10697 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
10698 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10699 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
10700 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
10701 used in shcompact_incoming_args.
10702 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
10704 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
10706 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
10707 Adjust accordingly.
10708 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10709 Simplify. Adjust. Add sanity check.
10710 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
10712 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
10714 (udivsi3, divsi3): Use them.
10715 (force_mode_for_call): New insn.
10716 (call, call_value, sibcall_value): Emit it before SHcompact
10718 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10719 * config/sh/sh.md (call, call_value, sibcall): Make sure the
10720 call cookie is non-NULL before taking its value.
10721 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
10722 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
10723 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10724 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
10726 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
10727 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
10728 temporary for stack adjusts. Use MACL and MACH to pass
10729 arguments to shcompact_incoming_args.
10730 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
10732 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
10733 (nested_trampoline): Load static chain address into r1.
10734 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
10735 2001-01-07 Alexandre Oliva <aoliva@redhat.com
10736 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
10737 fp_arith_reg_operand().
10738 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
10739 * config/sh/sh.md (casesi): Sign-extend the first two operands,
10740 and use signed compares for them.
10741 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
10742 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
10743 ones properly aligned.
10744 (find_barrier): Account for extra alignment needed for 8-byte wide
10746 (machine_dependent_reorg): Require a label for the second 4-byte
10747 constant after an 8-byte one.
10748 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
10750 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10751 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
10752 last_float when switching float modes.
10753 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
10754 auto-increment for general-purpose registers.
10755 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
10757 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
10759 * config/sh/sh.c (sh_builtin_saveregs): Support using all
10760 registers for varargs.
10761 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10762 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
10763 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
10764 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
10765 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
10766 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
10767 call_cookie accordingly.
10768 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
10769 (SHCOMPACT_BYREF): Likewise.
10770 (SHCOMPACT_FORCE_ON_STACK): New macro.
10771 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
10772 (sh_builtin_saveregs): Likewise.
10773 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10774 shcompact_incoming_args): Use new shift values. Support
10775 sequences of consecutive and non-consecutive pushes/pops.
10776 * config/sh/sh.md (return): Don't explicitly use PR_REG.
10777 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
10778 * config/sh/sh.h (TEXT_SECTION): Define.
10779 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
10780 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10781 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
10782 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
10783 return values on FPU-enabled SHmedia.
10784 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
10785 FPU-enabled SHmedia.
10786 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
10787 value is returned in a non-FP reg and is not returned by
10789 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
10791 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
10792 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
10793 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
10794 quad-aligned to be passed by callee-copy reference.
10795 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10796 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
10797 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
10798 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
10799 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
10800 copying low-numbered FP regs to r7 and r8.
10801 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
10802 FP regs to general-purpose regs only if the copy was passed on the
10804 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
10805 copying FP reg to r9.
10806 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
10807 copy FP regs to general-purpose regs only in outgoing calls.
10808 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
10809 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
10811 * config/sh/sh.h (struct sh_args): Document all fields.
10812 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
10813 passed partially on the stack should not consider making
10815 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
10816 stack_regs only for incoming calls. When passing FP args,
10817 make sure there are FP regs available before modifying
10819 (SHCOMPACT_BYREF): Pass double args in general-purpose
10820 registers by reference.
10821 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
10822 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
10823 attempt to generate sibcalls if the caller got any arguments
10825 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
10826 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
10827 to 8-byte boundaries.
10828 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
10829 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
10830 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
10831 stored in the stack.
10832 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
10833 for the offsets to have the ISA bit set.
10834 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
10835 invocation. Use beq instead of bgt to mark end of sequence of
10837 (shcompact_incoming_args): Fix store of r2. Use beq instead of
10838 bgt to mark end of sequence of stores.
10839 * config/sh/sh.c (arith_operand): Don't check whether
10840 CONST_OK_FOR_J for now.
10841 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
10842 instead of long for conversion.
10843 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
10844 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
10845 before passing it to fprintf.
10846 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
10847 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
10848 Call set_fpscr before reading/writing SR.
10849 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
10851 * config/sh/lib1funcs.asm: Add `.align 2' directives before
10853 (FMOVD_WORKS): Define on SH5 with FPU.
10854 (set_fpscr): Define on SH5. Remove separate _fpscr_values
10856 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
10858 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
10859 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
10861 (ia_main_table): Ditto.
10862 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
10863 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
10864 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
10865 the definitions from sh.h.
10866 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
10868 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
10869 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
10870 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10871 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
10872 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
10873 Increment LABEL_NUSES.
10875 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
10877 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
10879 * config/sh/elf.h (SIZE_TYPE): Likewise.
10880 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10881 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10882 shcompact_incoming_args): Load switch table addresses using
10884 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10885 (NO_BUILTIN_SIZE_TYPE): Define.
10886 (SIZE_TYPE): Don't define.
10887 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10888 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
10889 definition of __SH5__=32 for -m5-compact-nofpu.
10890 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
10892 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
10893 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
10894 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
10895 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
10896 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
10897 (INSN_LENGTH_ALIGNMENT): Likewise.
10898 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10899 * config/sh/sh.md (call, call_value, sibcall): Simplify
10900 copying of non-branch-target register.
10901 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10902 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
10903 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
10904 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10905 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
10906 floating-point values as structs.
10907 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
10908 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
10909 general-purpose register.
10910 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
10911 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10912 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
10913 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
10914 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
10915 (ENCODE_SECTION_INFO): Enclose variables and constants in
10917 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
10918 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
10919 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
10920 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
10921 only for LABEL_REFs. For SYMBOL_REFs, prepend
10922 SH_DATALABEL_ENCODING to the symbol name.
10923 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
10925 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10926 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
10928 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
10929 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
10930 (DATALABEL_REF_P): Don't require CONST.
10931 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
10933 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
10934 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
10936 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10937 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
10938 Use shallow_copy_rtx and PUT_MODE to change the mode of
10939 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
10940 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
10941 on SHmedia using GENERAL_REGs.
10942 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10943 bltu_media_i): Fix reversion of conditions.
10944 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10945 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
10946 * config/sh/sh.c (output_far_jump): Save r13 in macl.
10947 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
10948 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
10949 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
10950 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
10951 (GCC_nested_trampoline): Likewise.
10952 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
10953 * config/sh/sh.c (gen_datalabel_ref): Define.
10954 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
10955 (INITIALIZE_TRAMPOLINE): Likewise.
10956 (TRAMPOLINE_ADJUST_ADDRESS): Define.
10957 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
10958 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
10959 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
10960 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
10961 (ic_invalidate): Adjust for SH5.
10962 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
10963 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
10964 _nested_trampoline.
10965 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
10966 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
10967 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
10968 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10969 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
10970 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
10971 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10972 * config/sh/sh.c (target_reg_operand): Match only target-branch
10973 registers and pseudos that aren't virtual registers.
10974 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10975 Copy operands that don't match target_reg_operand to pseudos.
10976 (call_media, call_value_media, sibcall_media): Use
10977 target_reg_operand instead of target_operand.
10978 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
10979 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
10980 * config/sh/sh.c (target_reg_operand): Match hardware registers
10981 other than branch-target registers.
10982 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
10983 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
10984 (fpscr_values) [SH5 == 32]: Define.
10985 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
10986 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10987 Handle function addresses coming in SUBREGs.
10988 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
10989 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10990 shcompact_return_trampoline): Use datalabel where appropriate.
10991 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
10992 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
10993 general-purpose register to copy one branch-target register to
10995 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
10996 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
10997 SYMBOL_REFs with VOIDmode.
10998 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10999 bltu_media_i): New insns.
11000 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
11001 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
11002 (INIT_CUMULATIVE_ARGS): Likewise.
11003 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
11004 * machmode.def (V16SFmode): New mode.
11005 * c-common.c (type_for_mode): Support V2SF and V16SF.
11006 * tree.c (build_common_tree_nodes_2): Likewise.
11007 * tree.h (tree_index): Likewise.
11008 * calls.c (emit_call_1): Take args_so_far. Adjust all
11009 callers. Introduce CALL_POPS_ARGS.
11010 * tm.texi (CALL_POPS_ARGS): Document.
11011 * config/sh/crt1.asm: Implement in SHmedia mode.
11012 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
11013 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
11014 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
11015 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
11016 Implement divsi and udivsi in SHmedia mode. Introduce
11017 SHcompact trampolines.
11018 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
11020 (regno_reg_class): Rewrite.
11021 (fp_reg_names): Remove.
11022 (sh_register_names, sh_additional_register_names): New.
11023 (print_operand): Added `u'. Support SUBREGs in addresses.
11024 Add parentheses around shifted CONSTs.
11025 (output_file_start): Output .mode and .abi directives.
11026 (shiftcosts, addsubcosts, multcosts): Adjust.
11027 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
11028 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
11029 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
11030 bytes, not registers. Take into account the need for the
11031 SHcompact incoming args trampoline. Adjust all callers.
11032 (sh_expand_prologue): Take stack_regs into account. Call
11033 incoming args trampoline. Keep stack aligned as per SH5 ABI.
11034 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
11035 stack aligned as per SH5 ABI.
11036 (sh_builtin_saveregs): Support SH5 ABI.
11037 (sh_build_va_list, sh_va_start): Likewise.
11038 (initial_elimination_offset): Take alignment into account.
11039 Compute location of PR according to the SH5 stack frame.
11040 (arith_reg_operand): Reject branch-target registers.
11041 (shmedia_6bit_operand): New.
11042 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
11043 (target_reg_operand): Match DImode only. Accept SUBREGs.
11044 (target_operand): New.
11045 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
11046 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
11047 SIBCALL_REGS for SHmedia.
11048 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
11049 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
11050 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
11051 (TARGET_SWITCHES): New SH5 flags.
11052 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
11053 VALID_REGISTER_P to disable unsupported registers.
11054 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
11055 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
11056 (FUNCTION_ARG_PADDING): Define.
11057 (FASTEST_ALIGNMENT): Adjust.
11058 (SH_REGISTER_NAMES_INITIALIZER): New.
11059 (sh_register_names): Declare.
11060 (DEBUG_REGISTER_NAMES): Define.
11061 (REGISTER_NAMES): Define based on sh_register_names.
11062 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
11063 (sh_additional_register_names): Declare.
11064 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
11065 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
11066 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
11067 (REGISTER_NATURAL_MODE): Define.
11068 (FIRST_PSEUDO_REGISTER): Adjust.
11069 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
11070 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
11071 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
11072 (VECTOR_MODE_SUPPORTED_P): Define.
11073 (REG_CLASS_CONTENTS): Adjust.
11074 (SMALL_REGISTER_CLASSES): Adjust.
11075 (REG_ALLOC_ORDER): Adjust.
11076 (INDEX_REG_CLASS): Adjust.
11077 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
11078 (CONST_OK_FOR_LETTER_P): Adjust.
11079 (PREFERRED_RELOAD_CLASS): Adjust.
11080 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
11081 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
11082 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
11083 (FIRST_FP_PARM_REG): Adjust.
11084 (CALL_POPS_ARGS): Define.
11085 (FUNCTION_ARG_REGNO_P): Adjust.
11086 (struct sh_args): New fields.
11087 (GET_SH_ARG_CLASS): Adjust.
11088 (INIT_CUMULATIVE_ARGS): Adjust.
11089 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
11090 (FUNCTION_ARG_ADVANCE): Adjust.
11091 (FUNCTION_ARG): Adjust.
11092 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
11093 (FUNCTION_ARG_CALLEE_COPIES): Define.
11094 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
11095 (STRICT_ARGUMENT_NAMING): Define.
11096 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
11097 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
11098 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
11099 (SETUP_INCOMING_VARARGS): Adjust.
11100 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
11101 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
11102 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
11103 (SUBREG_OK_FOR_INDEX_P): Adjust.
11104 (EXTRA_CONSTRAINT_S): Update.
11105 (EXTRA_CONSTRAINT_T): New.
11106 (EXTRA_CONSTRAINT): Adjust.
11107 (GO_IF_LEGITIMATE_INDEX): Adjust.
11108 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
11109 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
11110 (MOVE_MAX): Adjust.
11111 (MAX_MOVE_MAX): Define.
11113 (CONST_COSTS): Adjust.
11114 (REGISTER_MOVE_COST): Adjust.
11115 (BRANCH_COST): Adjust.
11116 (TEXT_SECTION_ASM_OP): Adjust.
11117 (DBX_REGISTER_NUMBER): Adjust.
11118 (ASM_OUTPUT_DOUBLE_INT): New.
11119 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
11120 (PREDICATE_CODES): Adjust.
11121 (PROMOTE_MODE): Adjust.
11122 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
11123 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
11124 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
11125 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
11126 (DR0_REG, DR2_REG, DR4_REG): Renumber.
11127 (TR0_REG, TR1_REG, TR2_REG): New.
11128 (XD0_REG): Renumber.
11129 (UNSPEC_COMPACT_ARGS): New.
11130 (type): Added pt and ptabs.
11131 (length): Default to 4 on SHmedia. Default pt length to 12
11132 and 20 on SHmedia32 and SHmedia64, respectively.
11133 (pt): New function unit.
11134 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
11135 Add whitespace between operands of SHmedia instructions.
11137 (adddi3_media, addsi3_media): Adjust constraints.
11138 (subsi3) [SHmedia]: Force operand 1 into a register.
11139 (udivsi3_i1_media, udivsi3_i4_media): New.
11140 (udivsi3): Support SHmedia.
11141 (divsi3_i1_media, divsi3_i4_media): New.
11142 (divsi3): Support SHmedia.
11143 (anddi3, iordi3, xordi3): Adjust constraints.
11144 (zero_extendhidi2, zero_extendqidi2): New.
11145 (extendsidi2, extendhidi2, extendqidi2): New.
11146 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
11147 (pop_e, pop_fpul, pop_4): Likewise.
11148 (movsi_media): Support FP and BT registers.
11149 (movsi_media_nofpu): New. Adjust splits to DImode.
11150 (lduw, ldub): Renamed to zero_extend* above.
11151 (movqi_media): Fix typo.
11152 (movdi_media): Support FP and BT registers.
11153 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
11154 (movdi_const_32bit): New.
11155 (shori_media): Require immediate operand. Use `u' for output.
11156 (movdf_media, movsf_media): Simplified.
11157 (movdf_media_nofpu, movsf_media_nofpu): New.
11158 (movdf, movsf): Adjust
11159 (movv2sf, movv2sf, movv16sf): New.
11160 (beq_media, beq_media_i): Adjust constraints. Don't use
11161 scratch BT register.
11162 (bne_media, bne_media_i): Likewise.
11163 (bgt_media, bgt_media_i): Likewise.
11164 (bge_media, bge_media_i): Likewise.
11165 (bgtu_media, bgtu_media_i): Likewise.
11166 (bgeu_media, bgeu_media_i): Likewise.
11167 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
11168 bunordered): Emit jump insn. Force operands to registers when
11170 (jump_media, jump): Simplify.
11171 (call_compact, call_compact_rettramp): New.
11172 (call_value_compact, call_value_compact_rettramp): New.
11173 (call_media, call_value_media): Simplify.
11174 (sibcall_compact, sibcall_media): New.
11175 (call, call_value): Adjust for SHmedia and SHcompact.
11176 (sibcall, sibcall_value, untyped_call): Likewise.
11177 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
11178 (indirect_jump): Adjust for SHmedia.
11179 (casesi_jump_media): New.
11180 (nop): Re-enable for SHmedia.
11181 (call_site): Restrict to SH1.
11182 (casesi): Adjust for SHmedia.
11183 (casesi_shift_media, casesi_load_media): New.
11184 (return): Explicitly use PR register. Call return trampoline
11186 (return_i): Explicitly use PR register.
11187 (shcompact_return_tramp, shcompact_return_tramp_i): New.
11188 (return_media): Adjust.
11189 (shcompact_incoming_args): New.
11190 (epilogue): Adjust.
11191 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11192 (movstrsi): Disable on SH5.
11193 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
11194 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
11195 (subsf3, subsf3_media): Likewise.
11196 (mulsf3, mulsf3_media, mac_media): Likewise.
11197 (divsf3, divsf3_media): Likewise.
11198 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
11199 (floatsisf2, fux_truncsfsi2): Likewise.
11200 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
11202 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
11203 (cmpunsf_media, cmpsf): Likewise.
11204 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
11205 (abssf2, abssf2_media): Likewise.
11206 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
11207 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
11208 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
11209 (floatsidf2, fix_truncdfsi2): Likewise.
11210 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
11212 (cmpeqdf_media, cmpgtdf_media): Likewise.
11213 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
11214 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
11215 (absdf2, absdf2_media): Likewise.
11216 (extendsfdf2, extendsfdf2_media): Likewise.
11217 (truncsfdf2, truncsfdf2_media): Likewise.
11218 * config/sh/sh64.h: New file.
11219 * config/sh/t-sh64: New file.
11220 * config/sh/shmedia.h: New file.
11221 * config/sh/ushmedia.h: New file.
11222 * config/sh/sshmedia.h: New file.
11223 * configure.in: Added sh64-*-elf.
11224 * configure: Rebuilt.
11225 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
11226 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
11227 (reg_class_from_letter): Use `b' for TARGET_REGS.
11228 (print_operand): Support `%M', `%m', `AND' and
11229 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
11230 (andcosts): Adjust for SHmedia.
11231 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
11233 (target_reg_operand): New function.
11234 * config/sh/sh-protos.h (target_reg_operand): Declare.
11235 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
11236 FP registers on SH5.
11237 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
11239 (TARGET_REGISTER_P): New macro.
11240 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
11241 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
11242 (EXTRA_CONSTRAINT_S): New macro.
11243 (EXTRA_CONSTRAINT): Adjust.
11244 (FLOAT_TYPE_SIZE): Define to 32.
11245 (Pmode): DImode on SHmedia.
11246 (CONST_COSTS): Adjust for SHmedia literals.
11247 (PREDICATE_CODES): Added target_reg_operand.
11248 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
11249 * config/sh/sh.md: Remove all attrs from SHmedia insns.
11250 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
11251 (cmpdi): Accept SHmedia.
11252 (movdicc_false, movdicc_true): New insns.
11253 (movdicc): New expand.
11254 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
11256 (addsi3_media): Match `S' constraint.
11257 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
11258 (negdi2): Expand for SHmedia.
11259 (one_cmpldi2): New expand.
11260 (zero_extendsidi2): Change from expand to insn.
11261 (extendsidi2): Add constraints.
11262 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
11263 LD/ST address. Fix SI immediate loading split.
11264 (movhi_media, movqi_media, lduw, ldub): New insns.
11265 (movhi, movqi): Accept SHmedia.
11266 (shori_media, movdi_media): Relax input constraints. Split
11267 symbolic constants.
11268 (movdf_media, movsf_media): New insn. New split to movdi.
11269 (movdf, movsf): Match on SHmedia.
11270 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
11271 bgeu_media): New insns and splits. New insns with `_i' suffix.
11272 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
11273 (bunordered): New expand.
11274 (jump_compact): Renamed from `jump'.
11275 (jump_media): New insn.
11276 (jump): New expand.
11277 (call_media, call_value_media): New insns.
11278 (call, call_value): Adjust.
11279 (indirect_jump_compact): Renamed from `indirect_jump'.
11280 (indirect_jump_media): New insn.
11281 (indirect_jump): New expand.
11282 (untyped_call, return): Accept SHmedia.
11283 (return_media): New insn.
11284 (prologue, epilogue, blockage): Accept SHmedia.
11285 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11286 (sunordered): New expand.
11287 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
11288 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
11289 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
11290 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
11291 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
11292 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
11293 abssf2_media): New insns.
11294 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
11295 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
11296 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
11297 floatdidf2, floatsidf2_media, fix_truncdfdi2,
11298 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
11299 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
11300 absdf2_media): New insns.
11301 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
11302 (extendsfdf2_media, truncdfsf2_media): New insns.
11303 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
11304 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
11305 * config/sh/sh.h (CONST_OK_FOR_J): Document.
11306 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
11307 * config/sh/sh.md (adddi3): New expand.
11308 (adddi3_media, adddi3z_media): New insns.
11309 (adddi3_compact): Renamed from adddi3.
11310 (addsi3_media): Use add.l r63 to add constant zero.
11311 (subdi3): New expand.
11312 (subdi3_media): New insn.
11313 (subdi3_compact): Renamed from subdi3.
11314 (mulsidi3): New expand.
11315 (mulsidi3_media): New insn.
11316 (mulsidi3_compact): Renamed from mulsidi3.
11317 (umulsidi3): New expand.
11318 (umulsidi3_media): New insn.
11319 (umulsidi3_compact): Renamed from umulsidi3.
11320 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
11321 (ashlsi3, ashrsi3, lshrsi3): Use them.
11322 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
11323 (ashldi3, ashrdi3, lshrdi3): Use them.
11324 (zero_extendsidi2): New expand.
11325 (extendsidi2): New insn.
11326 (movsi_media): New insn. Split to movdi to load constants.
11327 (movsi): Enable for shmedia.
11328 (movdi_media): New insn. Use shori_media to load wide constants.
11329 (short_media): New insn.
11330 (movdi): Enable for shmedia.
11331 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
11332 * config/sh/sh.h (CPP_SPEC): Added `m5'.
11333 (SUBTARGET_CPP_SPEC): Added `!m5'.
11334 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
11335 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
11336 to all other SH variants.
11337 (TARGET_DEFAULT): Set to SH1_BIT.
11338 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
11339 (BITS_PER_WORD): Raise to 64 on shmedia.
11340 (MAX_BITS_PER_WORD): Change to 64.
11341 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
11342 (INT_TYPE_SIZE): Keep as 32.
11343 (UNITS_PER_WORD): Raise to 8 on shmedia.
11344 (MIN_UNITS_PER_WORD): Keep as 4.
11345 (POINTER_SIZE): Raise to 64 on shmedia.
11346 (CONST_OK_FOR_J): New macro.
11347 (CONST_OK_FOR_LETTER_P): Use it.
11348 (processor_type): Add PROCESSOR_SH5.
11349 * config/sh/sh.md: Conditionalize all expands, insns and
11350 splits to TARGET_SH1.
11352 (addsi3_compact): Renamed from...
11353 (addsi3): Now an expand.
11354 (addsi3_media, subsi3_media): New insns.
11355 (subsi3): Don't negate constants with SHmedia.
11357 * hooks.c: New file.
11358 * hooks.h: New file.
11359 * Makefile.in (HOOKS_H): New.
11360 (TARGET_DEF_H): Added $(HOOKS_H).
11361 (OBJS): Added hooks.o.
11362 (cfgcleanup.o, bb-reorder.o): Added target.h.
11363 (hooks.o): Added dependencies.
11364 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
11365 (TARGET_INITIALIZER): this.
11366 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
11367 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
11368 * bb-reorder.c: Include target.h.
11369 (reorder_basic_blocks): Skip if cannot modify jumps.
11370 * cfgcleanup.c: Include target.h.
11371 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
11373 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11375 * config/mips/mips.md (casesi_internal, casesi_internal_di):
11376 Protect jump delay slot instructions with .set noreorder and
11379 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11381 * config/mips/mips.md (casesi_internal_di): Calculate
11382 the index into the target offset table correctly.
11384 2002-02-08 Richard Henderson <rth@redhat.com>
11386 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
11387 * final.c (output_addr_const): Accept and discard SUBREG.
11388 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
11389 mark them unknown instead.
11390 (simplify_subtraction): Handle RTX_UNKNOWN.
11391 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
11393 2002-02-08 David Edelsohn <edelsohn@gnu.org>
11395 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
11397 2002-02-08 Richard Henderson <rth@redhat.com>
11399 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
11401 2002-02-08 Andreas Jaeger <aj@suse.de>
11403 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
11404 * config/i386/t-linux64: New file.
11406 2002-02-08 Jakub Jelinek <jakub@redhat.com>
11408 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
11409 * c-parse.in (compstmt): Clear last_expr_type.
11411 2002-02-07 Richard Henderson <rth@redhat.com>
11413 * loop.c (strength_reduce): Sink final_value when not
11416 2002-02-07 David O'Brien <obrien@FreeBSD.org>
11418 * config/sparc/freebsd.h: Fix mismatched spec {.
11420 2002-02-07 Richard Henderson <rth@redhat.com>
11422 * cfgrtl.c: Include recog.h and insn-config.h.
11423 (keep_with_call_p): Fix general_operand invocation.
11424 * Makefile.in (cfgrtl.o): Update dependencies.
11426 2002-02-07 Kazu Hirata <kazu@hxi.com>
11428 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
11429 comment. Accept HImode only if TARGET_H8300.
11431 2002-02-07 Eric Christopher <echristo@redhat.com>
11433 * config/mips/crtn.asm: Cleanup #ifdefs.
11435 2002-02-07 Eric Christopher <echristo@redhat.com>
11437 * config/mips/crti.asm: Add changes for mips16. mips16 uses
11438 register 7 as RA instead of $31.
11439 * config/mips/crtn.asm: Ditto.
11440 * config/mips/mips.c (mips_move_2words): Add case for
11441 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
11442 (compute_frame_size): Fix typo.
11443 (save_restore_insns): Ditto. Make documentation about using
11444 register $7 as return register more precise.
11445 (mips_expand_epilogue): Fix comment. Add code to work around not
11446 being able to add to the stack pointer directly.
11447 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
11448 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
11451 2002-02-07 Tom Rix <trix@redhat.com>
11453 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
11454 immediates in ldu and stdu DS opcode field.
11455 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
11456 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
11457 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
11459 2002-02-07 Jeff Sturm <jsturm@one-point.com>
11461 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
11462 offset for stack bias.
11464 2002-02-07 H.J. Lu <hjl@gnu.org>
11466 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
11468 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
11470 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
11472 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
11474 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
11475 * i386.c (x86_order_regs_for_local_alloc): New global function.
11476 * i386.h (REG_ALLOC_ORDER): CLeanup.
11477 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
11479 2002-02-07 Richard Henderson <rth@redhat.com>
11481 PR optimization/2463
11482 * alias.c (find_base_value): Recall base values for fixed hard regs.
11483 * loop.c (loop_regs_update): Don't use single_set on non-insns.
11485 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
11487 * config/mips/mips.md (define_delay) [mips16]: Adjust required
11490 2002-02-06 Richard Henderson <rth@redhat.com>
11493 * stmt.c (resolve_operand_name_1): Take more care with mixed
11494 named and unnamed operands.
11496 2002-02-06 Janis Johnson <janis187@us.ibm.com>
11497 Jan Hubicka <jh@suse.cz>
11499 * loop.c (remove_constant_addition): Avoid clobbering a shared
11502 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11504 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
11505 * config/s390/t-linux64: New file.
11506 * config/s390/libgcc-glibc.ver: New file.
11508 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11510 * config/s390/linux64.h: Delete file.
11511 * config/s390/s390x.h: New file.
11512 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
11513 as target header file.
11514 * config/s390/linux.h (TARGET_VERSION): Define depending on
11515 DEFAULT_TARGET_64BIT.
11516 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
11517 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
11518 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
11519 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
11520 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
11521 (EXTRA_SPEC): New define.
11522 * config/s390/s390.h (TARGET_VERSION): Define depending on
11523 DEFAULT_TARGET_64BIT.
11524 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
11526 2002-02-06 Jason Merrill <jason@redhat.com>
11528 * c-decl.c (finish_function): Warn about a non-void function with
11529 no return statement and no abnormal exit.
11530 (current_function_returns_abnormally): New variable.
11531 (start_function): Clear it.
11532 (struct c_language_function): Add returns_abnormally.
11533 (push_c_function_context): Save it.
11534 (pop_c_function_context): Restore it.
11535 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
11536 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
11537 an explicit return type.
11538 * c-tree.h: Declare current_function_returns_abnormally.
11539 (C_FUNCTION_IMPLICIT_INT): New macro.
11540 * c-typeck.c (build_function_call): Set it.
11541 (c_expand_return): Set current_function_returns_value even if the
11542 value is erroneous.
11544 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11547 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
11548 unsafe for reevaluation.
11550 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11553 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
11554 EXPR_STMT, but COMPOUND_STMT, recurse into it.
11556 2002-02-06 Richard Henderson <rth@redhat.com>
11558 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
11559 be a general_operand. Dest for function value must be a pseudo.
11561 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
11563 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
11564 as SYMBOL_REFs from the constant pool.
11566 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
11568 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
11569 passed by invisible reference.
11571 2002-02-05 Richard Henderson <rth@redhat.com>
11573 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
11575 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
11577 Implement using "base addresses" in insn operands as default.
11578 * config/mmix/mmix.c (mmix_conditional_register_usage): if
11579 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
11580 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
11581 used to read the rtx value.
11582 (mmix_target_asm_function_epilogue): Fix spacing.
11583 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
11584 (mmix_legitimate_address): Ditto.
11585 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
11586 should be loaded with a GETA insn. Don't allocate needless extra
11587 char for nul termination and fix misleading comment.
11588 (mmix_print_operand_address): Handle constants if
11589 TARGET_BASE_ADDRESSES.
11590 (mmix_output_register_setting): Use base addressing if
11591 TARGET_BASE_ADDRESSES and the number of insns is 3.
11592 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
11593 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
11594 to use R as constraint, add LDA to match s.
11595 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
11596 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
11597 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
11598 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
11599 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
11600 order with other fixed registers.
11601 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
11602 other parameter/call-clobbered registers.
11603 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
11604 -mbase-addresses, -mno-base-addresses.
11605 (MMIX Options): Ditto.
11607 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11609 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
11611 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
11613 * config/rs6000/altivec.h: Change elem to _S_elem.
11615 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11617 * config/netbsd.h (WCHAR_TYPE): Define.
11618 (WCHAR_TYPE_SIZE): Ditto.
11619 (WINT_TYPE): Ditto.
11620 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
11621 (WCHAR_UNSIGNED): Ditto.
11622 (WCHAR_TYPE_SIZE): Ditto.
11623 (WINT_TYPE): Ditto.
11624 * config/arm/netbsd.h: Likewise.
11625 * config/i386/netbsd-elf.h: Likewise.
11626 * config/i386/netbsd.h: Likewise.
11627 * config/m68k/netbsd-elf.h: Likewise.
11628 * config/m68k/netbsd.h: Likewise.
11629 * config/ns32k/netbsd.h: Likewise.
11630 * config/sparc/netbsd.h: Likewise.
11631 * config/vax/netbsd.: Likewise.
11633 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
11635 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
11636 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
11637 (TARGET_INITIALIZER): this.
11638 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
11639 (BITFIELD_NBYTES_LIMITED): Markup fix.
11640 * tree.h (default_ms_bitfield_layout_p): Declare.
11641 (record_layout_info): Added prev_field.
11642 * tree.c (default_ms_bitfield_layout_p): New fn.
11643 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
11644 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
11645 * stor-layout.c: Include target.h.
11646 (start_record_layout): Initialize prev_field.
11647 (place_field): Handle MS bit-field layout, and disregard
11648 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
11649 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
11650 * Makefile.in (stor-layout.o): Adjust dependencies.
11652 2002-02-05 Jason Merrill <jason@redhat.com>
11654 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
11656 2002-02-05 Andreas Jaeger <aj@suse.de>
11658 * crtstuff.c: Fix comments.
11660 2002-02-05 Richard Henderson <rth@redhat.com>
11663 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
11664 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
11667 * config/mips/mips.c (function_arg): Handle TImode.
11668 (function_arg_advance): Likewise.
11670 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11672 * config/rs6000/altivec.h (vec_step_help): Rename to
11675 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11677 * config/rs6000/altivec.h: Fix typos.
11679 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11681 * config/arm/netbsd.h: Correct a comment.
11683 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11685 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
11686 building void typed builtins.
11688 * config/rs6000/altivec.h (vec_ld*): Fix typos.
11689 (vec_step): Implement for C++.
11691 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11693 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
11695 2002-02-04 Richard Henderson <rth@redhat.com>
11697 * combine.c (nonzero_bits): Re-introduce special case for
11698 sp/fp/ap wrt REGNO_POINTER_ALIGN.
11700 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11702 * doc/extend.texi: Warn about unsupported usage of altivec
11705 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
11706 (altivec_predicate_*): New.
11708 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
11709 Add C++ version of vec_*() functions.
11711 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
11712 (bdesc_2arg): Remove altivec predicates.
11713 (altivec_expand_builtin): Handle predicates.
11714 (altivec_init_builtins): Handle predicates.
11715 (altivec_expand_predicate_builtin): New.
11717 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11719 * pa.c (DO_FRAME_NOTES): Move forward.
11720 (store_reg): Revise handling of frame notes.
11721 (load_reg): Likewise.
11722 (set_reg_plus_d): Likewise.
11723 (hppa_expand_prologue): Likewise.
11724 (hppa_expand_epilogue): Likewise.
11726 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11728 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
11730 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11732 PR c/4475, c++/3780:
11733 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
11734 * c-common.h (SWITCH_TYPE): Define.
11735 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
11736 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
11737 Rename spareness variable to sparseness.
11738 (expand_end_case_type): Renamed from expand_end_case, use orig_type
11739 if non-NULL instead of TREE_TYPE (orig_index).
11740 * tree.h (expand_end_case_type): Renamed from expand_end_case.
11741 (expand_end_case): Define using expand_end_case_type.
11742 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
11743 to expand_end_case_type.
11744 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
11746 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11748 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
11749 (BIGGEST_ALIGNMENT): Change to 128.
11751 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11753 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
11755 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11757 * pa.md (call_internal_reg_64bit): Remove unused variable.
11759 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
11761 * config/arm/arm.h (machine_function): Add uses_anonymous_args
11763 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
11764 * config/arm/arm.c (current_function_anonymous_args): Delete,
11765 replace uses with cfun->machine->uses_anonymous_args.
11766 (arm_reorg): Do not reset uses_anonymous_args.
11768 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
11769 any geenral register.
11771 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
11773 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
11776 2002-02-04 Richard Henderson <rth@redhat.com>
11778 * combine.c (force_to_mode): Remove STACK_BIAS code.
11779 (nonzero_bits): Likewise. Replace sp/fp special case with
11780 REGNO_POINTER_ALIGN.
11782 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
11783 (HARD_FRAME_POINTER_REGNUM): New.
11784 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
11785 (FIXED_REGS, CALL_USED_REGS): Update.
11786 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
11787 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
11788 (HARD_REGNO_NREGS): Update for SFP.
11789 (STACK_POINTER_OFFSET): Include bias here ...
11790 (FIRST_PARM_OFFSET): ... not here.
11791 (STACK_BIAS): Remove.
11792 (INIT_EXPANDERS): New.
11793 (STARTING_FRAME_OFFSET): Do not include bias.
11794 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
11795 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
11796 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
11797 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
11798 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
11799 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
11800 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
11801 (MUST_SAVE_REGISTER): Likewise.
11802 (sparc_flat_function_prologue): Likewise.
11803 (sparc_flat_function_epilogue): Likewise.
11804 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
11805 (sparc_init_modes): SFP is GENERAL_REGS.
11806 (sparc_builtin_saveregs): SFP does not have bias applied.
11808 2002-02-04 Richard Henderson <rth@redhat.com>
11810 * config/alpha/alpha.c (current_function_is_thunk): Don't check
11811 current_function_is_thunk.
11812 (alpha_sa_mask): Distinguish between current_function_is_thunk
11813 called from ASM_OUTPUT_MI_THUNK and not.
11814 (alpha_does_function_need_gp): Thunks always need gp.
11815 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
11816 (alpha_output_mi_thunk_osf): New.
11817 * config/alpha/alpha-protos.h: Update.
11818 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
11820 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
11822 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
11823 function types, not when they're taken away.
11825 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
11827 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
11828 CODE_LABEL and jump table when replacing a table jump with a
11831 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11833 * config/s390/s390-protos.h (legitimize_la_operand,
11834 s390_secondary_input_reload_class, s390_plus_operand,
11835 s390_expand_plus_operand): Add prototypes.
11837 config/s390/s390.c (s390_secondary_input_reload_class,
11838 s390_plus_operand, s390_expand_plus_operand): New functions.
11840 (struct s390_address): New member 'pointer'.
11841 (s390_decompose_address): Compute it.
11842 (legitimate_la_operand_p): Use it.
11843 (legitimize_la_operand): New function.
11844 (movti, movdi, movdf splitters): Call it.
11846 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
11847 (PREDICATE_CODES): Add s390_plus_operand.
11849 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
11850 (la_ccclobber): Allow GENERAL_REGS as output operand.
11852 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
11853 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
11854 (*la_64, *la_31, reload_indi, reload_insi): ... these.
11856 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11858 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
11859 register names for regular asm () construct.
11861 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11863 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
11866 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11868 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
11871 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
11873 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
11874 constant pool to be identical by string address and index.
11876 2002-02-04 Anthony Green <green@redhat.com>
11878 * output.h (SECTION_OVERRIDE): Define.
11879 * varasm.c (named_section): Obey SECTION_OVERRIDE.
11881 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11883 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
11884 by existing arm*-*-netbsd* (a.out) target.
11885 (ns32k-*-netbsdelf*): Likewise.
11886 (sparc-*-netbsdelf*): Likewise.
11887 (vax-*-netbsdelf*): Likewise.
11889 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
11891 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
11892 headers and libobjc headers.
11894 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
11896 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
11897 (_mingw.h): Remove duplicate include.
11899 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11901 * config.gcc: Set cpu_type to m68k for 68010, as well.
11902 (m68010-*-netbsdelf*): New...
11903 (m68k*-*-netbsdelf*): ...targets.
11904 * config/m68k/netbsd-elf.h: New file.
11906 2002-02-02 Kazu Hirata <kazu@hxi.com>
11908 * config/h8300/h8300.c (hand_list): Move inside function_arg.
11910 2002-02-02 Kazu Hirata <kazu@hxi.com>
11912 * config/h8300/h8300.c (h8_push_ops): Move inside
11914 (h8_pop_ops): Likewise.
11915 (h8_move_ops): Likewise.
11917 2002-02-02 Kazu Hirata <kazu@hxi.com>
11919 * config/h8300/h8300.c (os_task): Make it static.
11920 (monitor): Likewise.
11921 (pragma_saveall): Likewise.
11923 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
11925 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
11926 constant is a valid sign-extension for Pmode.
11928 2002-02-02 Kazu Hirata <kazu@hxi.com>
11930 * config/h8300/h8300.c: Fix formatting.
11932 2002-02-02 Kazu Hirata <kazu@hxi.com>
11934 * config/h8300/h8300.md: Fix formatting.
11936 2002-02-02 Kazu Hirata <kazu@hxi.com>
11938 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
11939 predicates of operands[1]. Split the patterns for each
11942 2002-02-02 Kazu Hirata <kazu@hxi.com>
11944 * config/h8300/h8300.md (xor patterns): Tighten the predicates
11945 of operands[1] to register_operand.
11947 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11949 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
11950 * cpphash.c (_cpp_init_hashtable): Similarly.
11951 * cppinit.c (cpp_create_reader): Default the signed_char flag.
11952 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
11953 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
11954 (cpp_handle_option): Handle the new options.
11955 * cpplex.c (cpp_interpret_charconst): Use new flag.
11956 * cpplib.h (struct cpp_options): New member signed_char.
11957 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
11958 (cpp_options): Handle -fsigned-char and -funsigned-char.
11959 (static_specs): Remove signed_char_spec.
11960 (do_spec1): Don't handle %c.
11961 * system.h: Poison SIGNED_CHAR_SPEC.
11962 * tradcif.y (yylex): Use flag_signed_char.
11963 * tradcpp.h (flag_signed_char): New.
11964 * tradcpp.c (flag_signed_char): New.
11965 (main): Handle new command-line options.
11966 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
11968 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
11969 * avr/avr.h: Remove old comments.
11970 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
11971 (CC1_SPEC): Pass -fsigned-char if -mic*.
11972 (SIGNED_CHAR_SPEC): Remove.
11974 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
11976 2002-02-01 Eric Christopher <echristo@redhat.com>
11978 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
11979 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
11980 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
11981 (ASM_OUTPUT_REG_POP): Ditto.
11983 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11985 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
11988 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11990 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
11992 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11995 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
11998 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12000 * cfganal.c: Include tm_p.h.
12001 (keep_with_call_p): Fix the test that determines if a register holds
12002 the return value of a call.
12004 2002-02-01 DJ Delorie <dj@redhat.com>
12006 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
12007 we are given conflicting registers, switch to the other one we
12008 had allocated for us.
12009 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
12010 as TImode so we know when the "other" register is available.
12012 2002-02-01 David O'Brien <obrien@FreeBSD.org>
12014 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
12017 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12019 * cfganal.c (keep_with_call_p): New function.
12020 (flow_call_edges_add): Prevent splitting a block between a call and
12021 a single-set instruction that should be kept in the same block.
12023 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
12025 * doc/install.texi (avr): Update outdated URL.
12027 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
12029 * config/stormy16/stormy16.md (pushqi): New.
12033 (movhi): Remove stack operands.
12035 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
12036 nonimmediate_nonstack_operand.
12037 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
12039 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
12042 2002-01-31 Jason Merrill <jason@redhat.com>
12044 * Makefile.in (c-parse.c): Handle .output file.
12045 * objc/Make-lang.in (objc-parse.c): Likewise.
12047 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
12049 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
12050 the -me[lb] option is given. Don't output the default flag
12053 2002-01-31 Zack Weinberg <zack@codesourcery.com>
12055 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
12056 the primary source file; this has not been done yet.
12057 * c-decl.c (c_expand_body): Reset input_filename from
12058 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
12060 2002-01-31 Kazu Hirata <kazu@hxi.com>
12062 * rtlanal.c (subreg_regno_offset): Do not use
12063 SUBREG_REGNO_OFFSET.
12064 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
12065 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
12067 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12069 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
12070 version rather than GNATS version in --version output.
12072 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
12074 * ifcvt.c (noce_process_if_block): Make a copy of the destination
12075 when copying back from a temporary.
12077 2002-01-30 Richard Henderson <rth@redhat.com>
12079 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
12080 and new_dest are the same.
12082 2002-01-30 Richard Henderson <rth@redhat.com>
12085 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
12086 * rtl.c (note_insn_name): Update.
12087 * emit-rtl.c (remove_unnecessary_notes): Kill it.
12088 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
12089 to perform loop rotation.
12090 (expand_exit_loop_top_cond): New.
12091 * tree.h (expand_exit_loop_top_cond): Declare it.
12092 * c-semantics.c (genrtl_while_stmt): Use it.
12093 (genrtl_for_stmt): Likewise.
12095 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
12097 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
12098 arguments to 64-bit boundaries on 64-bit ABIs.
12100 2002-01-30 Steve Ellcey <sje@cup.hp.com>
12102 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
12104 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12106 * c-decl.c (grokdeclarator): Handle type being a typedef for an
12109 2002-01-30 David O'Brien <obrien@FreeBSD.org>
12111 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
12112 * config/sparc/sparc_bi.h: Remove file.
12113 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
12115 2002-01-30 Richard Henderson <rth@redhat.com>
12117 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
12119 2002-01-30 Zack Weinberg <zack@codesourcery.com>
12121 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
12123 2002-01-30 Jason Merrill <jason@redhat.com>
12125 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
12126 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
12127 (reg_save): Use DW_CFA_offset_extended_sf instead.
12129 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
12131 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12133 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
12136 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
12138 * rs6000.md ("*call_value_local32"): Remove constraints.
12139 ("*call_value_local64"): Same.
12140 ("*call_value_indirect_nonlocal_aix32"): Same.
12141 ("*call_value_nonlocal_aix32"): Same.
12142 ("*call_value_indirect_nonlocal_aix64"): Same.
12143 ("*call_value_nonlocal_aix64"): Same.
12144 ("*call_value_nonlocal_sysv"): Same.
12146 2002-01-29 Richard Henderson <rth@redhat.com>
12148 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
12150 2002-01-29 Richard Henderson <rth@redhat.com>
12152 * expr.c (force_operand): Ignore flag_pic for detecting pic
12154 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
12155 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
12156 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
12157 instead of open-coded loop.
12158 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
12159 be fixed when in use.
12161 2002-01-29 Richard Henderson <rth@redhat.com>
12163 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
12164 * sched-rgn.c (propagate_deps): Update them.
12165 * sched-deps.c (sched_analyze_insn): Update them. Flush the
12166 clobbers list when either gets too long.
12168 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12170 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
12171 and INDEX_REGS the same as GENERAL_REGS.
12172 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
12174 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12176 * tree.c (build_nonstandard_integer_type): Correct prototype.
12178 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
12180 * config/s390/s390.md (movstrsico, movstrdix_64,
12181 movstrsix_31): Remove, replace by ...
12182 (movstrdi_short, movstrsi_short, movstrdi_long,
12183 movstrsi_long): ... these. New.
12184 (movstrdi, movstrsi): Adapt.
12186 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
12187 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
12188 Remove unnecessary CC clobber.
12189 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
12190 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
12192 (divmoddi4): Don't partially initialize TImode register.
12194 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
12196 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
12198 2002-01-29 Richard Henderson <rth@redhat.com>
12200 * flow.c (print_rtl_and_abort): Remove.
12201 (print_rtl_and_abort_fcn): Remove.
12202 (verify_local_live_at_start): Use dump_bb instead.
12203 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
12204 (verify_wide_reg_1): Return 2 on mode test failure.
12206 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12208 PR c/3325, c/3326, c/2511, c/3347
12209 * c-decl.c (enum_decl_context): Remove BITFIELD.
12210 (grokdeclarator): Take bitfield width as an input.
12211 Ensure bitfields are given the correct type. Perform
12212 bitfield width validation with build_bitfield_integer_type
12213 rather than waiting for finish_struct.
12214 (grok_typename, grok_typename_in_parm_context, start_decl,
12215 push_parmdecl, grokfield, start_function): Update calls to
12217 (build_bitfield_integer_type): New function.
12218 (finish_struct): Move bitfield validation to grokdeclarator
12219 and build_bitfield_integer_type.
12220 * tree.c (build_nonstandard_integer_type): New function.
12221 * tree.h (build_nonstandard_integer_type): New prototype.
12223 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
12225 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12228 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
12229 don't ignore unrecognized -W* options.
12230 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
12231 * cpplib.h (cpp_handle_option): Adjust prototype.
12232 * c-decl.c (c_decode_options): Pass 0 as last argument to
12236 * gcc.c (cpp_unique_options): Split from cpp_options.
12237 (cpp_options): Source cpp_unique_options.
12238 (default_compilers): Use cpp_unique_options instead of cpp_options
12239 when used together with cc1_options.
12240 (static_specs): Add cpp_unique_options.
12241 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
12242 when used together with cc1_options.
12244 2002-01-29 Kazu Hirata <kazu@hxi.com>
12246 * config/h8300/h8300-protos.h: Update the prototype of
12248 * config/h8300/h8300.c (output_a_shift): Remove an unused
12249 argument 'insn'. Remove redundant code.
12250 * config/h8300/h8300.md: Adust to the new prototype of
12253 2002-01-29 Kazu Hirata <kazu@hxi.com>
12255 * config/h8300/h8300-protos.h: Update the prototypes of
12256 emit_a_rotate and expand_a_rotate.
12257 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
12258 first argument to 'enum rtx_code'.
12259 (expand_a_rotate): Likewise.
12261 2002-01-28 Kazu Hirata <kazu@hxi.com>
12263 * config/h8300/h8300-protos.h: Update the prototype of
12265 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
12267 * config/h8300/h8300.md: Adjust to the new prototype.
12269 2002-01-28 Kazu Hirata <kazu@hxi.com>
12271 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
12274 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
12276 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
12277 is a fixed register before returning pic_offset_table_rtx.
12278 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
12279 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
12281 2002-01-28 Jason Merrill <jason@redhat.com>
12283 * dwarf2.h: Sync with src version.
12285 2002-01-28 Paul Koning <pkoning@equallogic.com>
12287 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
12288 BT_FN_VOID_PTR_VAR.
12289 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
12290 * doc/extend.texi (__builtin_prefetch): Update documentation:
12291 first argument is now const void ptr.
12293 2002-01-28 Kazu Hirata <kazu@hxi.com>
12295 * config/h8300/h8300-protos.h: Remove an unused prototype.
12297 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
12299 * toplev.c (lang_independent_init): Round up identifier size.
12301 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12303 * config.gcc: Revert previous change.
12305 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
12307 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
12309 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12311 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
12312 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
12313 other non-elf netbsd config frags.
12314 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
12315 collect2 will does that.
12316 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
12317 shared-lib frobbing will work.
12319 2002-01-28 Kazu Hirata <kazu@hxi.com>
12321 * config/h8300/h8300.h: Fix formatting.
12322 * config/h8300/h8300.md: Likewise.
12324 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
12326 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
12327 the old, removed AAA_standards fix.
12328 * fixinc/fixincl.x: Rebuilt.
12330 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
12332 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
12333 atexit call in crtbegin, hooked in after call to frame_dummy;
12334 register EH before registering __fini__start.
12336 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
12338 * config/rs6000/altivec.h: Remove spurious semicolons.
12340 2002-01-27 Kazu Hirata <kazu@hxi.com>
12342 * config/h8300/h8300.md: Replace dead bit extraction patterns
12343 with ones that work.
12345 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12347 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
12348 if not STRICT_ALIGNMENT.
12349 * rtl.h (MEM_ALIGN): Likewise.
12351 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
12353 * doc/invoke.texi (-fdump-translation-unit): Revert this
12354 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
12356 2002-01-27 Kazu Hirata <kazu@hxi.com>
12358 * config/h8300/h8300.md (define_constants): New.
12359 (anonymous patterns) Use defined constants appropriately.
12361 2002-01-27 Kazu Hirata <kazu@hxi.com>
12363 * config/h8300/h8300.c (function_arg): Remove redundant code.
12365 2002-01-26 Richard Henderson <rth@redhat.com>
12367 * sched-deps.c (reg_pending_uses_head): New.
12368 (reg_pending_barrier): Rename from reg_pending_sets_all.
12369 (find_insn_list): Don't mark inline.
12370 (find_insn_mem_list): Remove.
12371 (add_dependence_list, add_dependence_list_and_free): New.
12372 (flush_pending_lists): Replace only_write param with separate
12373 for_read and for_write parameters. Update all callers. Use
12374 add_dependence_list_and_free.
12375 (sched_analyze_1): Do not add reg dependencies here; just set
12376 the pending bits. Use add_dependence_list.
12377 (sched_analyze_2): Likewise.
12378 (sched_analyze_insn): Replace schedule_barrier_found with
12379 reg_pending_barrier. Add all dependencies for pending reg
12380 uses, sets, and clobbers.
12381 (sched_analyze): Don't add reg dependencies for calls, just
12382 set pending bits. Use regs_invalidated_by_call. Treat
12383 sched_before_next_call as a normal list, not a fake insn.
12384 (init_deps): No funny init for sched_before_next_call.
12385 (free_deps): Free pending mems lists. Don't zero reg_last.
12386 (init_deps_global): Init reg_pending_uses.
12387 (finish_deps_global): Free it.
12388 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
12389 (find_insn_mem_list): Remove.
12390 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
12391 (propagate_deps): Use them. Zero temp mem lists.
12393 2002-01-26 Richard Henderson <rth@redhat.com>
12395 * Makefile.in (CRTSTUFF_CFLAGS): New.
12396 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
12397 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
12398 crtstuff.c instead of alpha assembly version.
12399 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
12400 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
12401 not FORCE_{INIT,FINI}_SECTION_ALIGN.
12402 (__do_global_dtors_aux): Mark used.
12403 (frame_dummy, __do_global_ctors_aux): Mark used.
12404 (fini_dummy, init_dummy): Remove.
12406 * config/alpha/crtbegin.asm: Remove file.
12407 * config/alpha/crtend.asm: Remove file.
12408 * config/alpha/t-crtbe: Remove file.
12409 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
12410 (LINK_EH_SPEC): New.
12412 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
12413 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
12414 calling constructors.
12415 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
12417 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
12418 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
12419 CRT_END_INIT_DUMMY hack.
12420 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
12421 FORCE_{INIT,FINI}_SECTION_ALIGN.
12423 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
12424 FORCE_{INIT,FINI}_SECTION_ALIGN.
12426 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
12427 invocation sequence.
12428 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
12430 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
12431 (FORCE_CODE_SECTION_ALIGN): New.
12433 2002-01-26 Richard Henderson <rth@redhat.com>
12435 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
12437 2002-01-26 Richard Henderson <rth@redhat.com>
12439 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
12440 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
12442 2002-01-26 Kazu Hirata <kazu@hxi.com>
12444 * config/h8300/h8300.md: Remove bit extraction patterns that
12445 cannot be triggered.
12446 Restrict each bit extraction pattern to a variant on which the
12449 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
12451 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
12453 2002-01-26 Kazu Hirata <kazu@hxi.com>
12455 * config/h8300/h8300.md: Remove bit test patterns that cannot
12457 Restrict each bit test pattern to a variant on which the
12460 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12462 * builtins.c (expand_builtin_strncat): Remove redundant check for
12465 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12467 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
12469 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
12472 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12474 * dbxout.c (dbxout_init): Use assemble_name rather than just
12475 stripping off the first character.
12476 (dbxout_source_file): Likewise.
12478 2002-01-25 DJ Delorie <dj@redhat.com>
12480 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
12481 using rtx_equal_p, not by comparing pointers.
12483 2002-01-25 Steve Ellcey <sje@cup.hp.com>
12485 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
12486 for PIC_OFFSET_TABLE_REGNUM.
12487 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
12489 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12491 * config.gcc (x86_64-*-freebsd*): New target.
12492 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
12494 (i[34567]86-*-freebsd*): Don't include svr4.h.
12495 * config/i386/freebsd64.h: New file.
12497 2002-01-25 Douglas B Rupp <rupp@gnat.com>
12499 * config/alpha/x-vms (version): Make static.
12501 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
12502 in previous checkin.
12504 * Makefile.in (install-headers-cp): New target.
12505 * config.gcc (alpha-dec-*vms*): Install headers with
12508 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
12510 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
12513 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12515 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
12516 of compare_tree_int.
12517 (expand_builtin_strncat): Likewise.
12518 * c-decl.c (finish_struct): Use tree_low_cst.
12519 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
12520 * tree.c (compare_tree_int): Likewise.
12522 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
12524 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
12525 adjustments even if they are implemented by more than two insns.
12527 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
12529 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
12530 * df.h (struct ref): Kill B.
12531 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
12533 * basic-block.h (PROP_EQUAL_NOTES): New flag.
12534 * flow.c (propagate_one_insn): Use it.
12535 (mark_used_regs): Handle NIL.
12537 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12539 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
12542 2002-01-25 David Edelsohn <edelsohn@gnu.org>
12544 * rs6000.md (prefetch): Make address V4SI mode so that the address
12545 is restricted to legitimate form for instruction.
12547 2002-01-25 Bob Wilson <bob.wilson@acm.org>
12549 * doc/install.texi (xtensa-*-elf): New target.
12550 (xtensa-*-linux*): New target.
12551 * doc/contrib.texi: Add myself.
12553 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
12555 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
12556 purpose register to hold an SImode (or smaller) value.
12558 2002-01-25 Jakub Jelinek <jakub@redhat.com>
12560 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
12562 * crtstuff.c: Likewise.
12564 2002-01-25 Kazu Hirata <kazu@hxi.com>
12566 * config/h8300/h8300.md (negation patterns): Tighten
12567 predicates to register_operand.
12569 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
12571 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
12574 * builtins.c (expand_builtin_prefetch): Same.
12576 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12578 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
12581 2002-01-24 Kazu Hirata <kazu@hxi.com>
12583 * config/h8300/h8300.c (print_operand): Remove support for
12584 operand character 'A'.
12585 * config/h8300/h8300.md (three anonymous patterns): Replace
12586 operand character 'A' with either 'T' or 'S'.
12588 2002-01-24 Kazu Hirata <kazu@hxi.com>
12590 * config/h8300/h8300.c (print_operand): Remove support for
12591 operand character 'U'.
12593 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
12595 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
12597 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
12599 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
12600 values to be assigned to the stack pointer.
12602 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
12604 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
12605 to const_double needs to be done right for big-endian systems.
12607 2002-01-24 Jason Merrill <jason@redhat.com>
12610 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
12611 to can_throw_internal.
12613 2002-01-23 Richard Henderson <rth@redhat.com>
12615 * fold-const.c (fold): Change UINT_MAX test to check vs precision
12616 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
12618 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12620 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
12621 (symGOT2reg): Use them, then set as GOT value as unchanging.
12622 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
12623 as a temporary, if possible.
12624 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
12625 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
12627 2002-01-23 Kazu Hirata <kazu@hxi.com>
12629 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
12630 accept to accept 0x80 as operands[2].
12632 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12634 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
12636 2002-01-23 Richard Henderson <rth@redhat.com>
12638 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
12640 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
12642 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
12643 (parmlist_or_identifiers_1): Verify that only a parmlist follows
12646 2002-01-23 Richard Henderson <rth@redhat.com>
12648 * expr.c (move_by_pieces_1): Extend size before negation.
12650 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
12651 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
12652 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
12653 * config/m68k/t-m68kelf: Likewise.
12655 2002-01-23 Bob Wilson <bob.wilson@acm.org>
12657 * config/xtensa/elf.h: New file.
12658 * config/xtensa/lib1funcs.asm: New file.
12659 * config/xtensa/lib2funcs.S: New file.
12660 * config/xtensa/linux.h: New file.
12661 * config/xtensa/t-xtensa: New file.
12662 * config/xtensa/xtensa-config.h: New file.
12663 * config/xtensa/xtensa-protos.h: New file.
12664 * config/xtensa/xtensa.c: New file.
12665 * config/xtensa/xtensa.h: New file.
12666 * config/xtensa/xtensa.md: New file.
12667 * config.gcc (xtensa-*-elf*): New target.
12668 (xtensa-*-linux*): New target.
12669 * cse.c (canon_hash): Compare rtx pointers instead of register
12670 numbers. This is required for the Xtensa port.
12671 * integrate.c (copy_insn_list): Handle case where the static
12672 chain is in memory and the memory address has to be copied to
12674 * doc/invoke.texi (Option Summary): Add Xtensa options.
12675 (Xtensa Options): New node.
12676 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
12678 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12680 * diagnostic.c (internal_error): Do ICE suppression only
12681 when ENABLE_CHECKING is not defined.
12683 * c-typeck.c (require_complete_type): Return error_mark_node
12684 if type is error_mark_node.
12686 2002-01-23 Janis Johnson <janis187@us.ibm.com>
12688 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
12689 -Os and issue a warning.
12691 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12693 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
12694 current (lack of) need for host configuration by hand.
12696 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
12697 references. Documentation of some target macros moved from
12698 hostconfig.texi to tm.texi.
12700 2002-01-23 Will Cohen <wcohen@redhat.com>
12702 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
12705 2002-01-23 Kazu Hirata <kazu@hxi.com>
12707 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
12710 2002-01-23 Jason Merrill <jason@redhat.com>
12712 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
12714 * function.c (assign_parms): Don't put args of inline functions
12715 into registers when not optimizing.
12717 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
12719 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
12720 (prologue_use): New pattern.
12721 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
12722 preference to gen_rtx_USE.
12723 (thumb_expand_prologue): Use gen_prologue_use in preference to
12725 (thumb_expand_epilogue): Use gen_prologue_use in preference to
12728 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
12730 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
12732 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
12735 * doc/extend.texi: Correct documentation of __alignof__.
12737 2002-01-22 Zack Weinberg <zack@codesourcery.com>
12739 * params.h: Rename arguments of DEFPARAM so that it will be
12740 recognized as a translation keyword.
12742 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12744 * extend.texi: Document altivec functions.
12745 Fix N-bit adjectives in X86 builtin documentation.
12747 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12749 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
12750 auto_inc_dec values.
12752 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
12754 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
12756 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
12758 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12760 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
12762 2002-01-22 Richard Henderson <rth@redhat.com>
12764 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
12765 copy_insn not copy_rtx.
12767 2002-01-23 Alan Modra <amodra@bigpond.net.au>
12769 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
12770 "nonzero" as that might add "1" bits. Ensure "constop" is
12771 properly sign extened.
12772 (force_to_mode): Tweak for sign extended constop.
12774 2002-01-22 Richard Henderson <rth@redhat.com>
12776 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
12777 for_each_rtx instead of assuming we're already looking at the MEM.
12778 (split_small_symbolic_mem_operand): Likewise.
12779 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12780 * config/alpha/alpha.md (small symbolic memory splitters): Update.
12782 2002-01-22 Richard Henderson <rth@redhat.com>
12784 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
12785 sequence number for the literal.
12786 (divmoddi_internal_er): Likewise.
12788 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12791 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
12792 in LIBICONV variable.
12793 * configure: Regenerated.
12795 2002-01-22 Krister Walfridsson <cato@df.lth.se>
12797 * dependence.c (build_def_use): Remove array_idx.
12799 * dwarfout.c (last_filename): Remove.
12800 (output_compile_unit_die): Remove last_filename.
12802 2002-01-22 Roger Sayle <roger@eyesopen.com>
12803 Richard Henderson <rth@redhat.com>
12806 * fold-const.c (fold): Optimize unsigned comparisons against
12807 UINT_MAX (and similar unsigned constants).
12809 2002-01-22 Janis Johnson <janis187@us.ibm.com>
12811 * Makefile.in (loop.o): Depend on OPTABS_H.
12812 * loop.c (emit_prefetch_instructions): Check the prefetch operand
12813 against the predicate.
12816 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
12817 for the address operand.
12819 2002-01-22 Richard Henderson <rth@redhat.com>
12821 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
12823 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12826 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
12827 preprocessor flags.
12829 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
12831 * config.gcc (x86_64-*-netbsd*): New target.
12832 * config/i386/netbsd64.h: New file.
12834 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12836 * regrename.c (kill_value): Fix typo.
12838 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12840 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
12842 * config/rs6000/rs6000.h: Same.
12844 * function.c (instantiate_virtual_regs): Remove
12845 STARTING_FRAME_PHASE.
12846 (assign_stack_local_1): Same.
12847 Calculate frame phase.
12849 2002-01-22 Nick Clifton <nickc@redhat.com>
12851 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
12852 variable declaration to outer scope in order to simplify
12854 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
12855 arm_hard_regno_mode_ok.
12856 * config/arm/arm-protos.h: Add a prototype for
12857 arm_hard_regno_mode_ok.
12858 * config/arm/arm.c (soft_df_operand): Remove now redundant
12859 check for DImode values using IP_REGNUM.
12860 (nonimmediate_soft_df_operand): Remove now redundant check for
12861 DImode values using IP_REGNUM.
12862 (arm_hard_regno_mode_ok): New function. New check: make sure
12863 that DImode values are not stored in IP_REGNUM.
12865 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
12867 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
12869 2002-01-22 Jason Merrill <jason@redhat.com>
12871 * c-semantics.c (genrtl_compound_stmt): Only check nesting
12872 consistency if this COMPOUND_STMT is scoped.
12874 2002-01-22 Kazu Hirata <kazu@hxi.com>
12876 * predict.c: Fix formatting.
12877 * print-tree.c: Likewise.
12878 * protoize.c: Likewise.
12879 * real.h: Likewise.
12881 * sbitmap.h: Likewise.
12882 * scan.c: Likewise.
12883 * sched-deps.c: Likewise.
12884 * sched-vis.c: Likewise.
12885 * sdbout.c: Likewise.
12886 * sibcall.c: Likewise.
12888 * ssa-ccp.c: Likewise.
12889 * ssa-dce.c: Likewise.
12890 * stmt.c: Likewise.
12891 * stor-layout.c: Likewise.
12892 * system.h: Likewise.
12894 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12896 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
12897 if fits in bounds of base type.
12899 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
12900 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
12901 (add_bound_info, default): If can't find a context, make a
12903 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
12905 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
12907 * c-typeck.c (parser_build_binary_op): If result from
12908 build_binary_op is ERROR_MARK just return error_mark_node without
12909 further processing.
12911 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
12913 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
12914 Split a.out-specific bits into...
12915 * config/netbsd-aout.h: ...this.
12916 * config/netbsd-elf.h: New file.
12917 * config/alpha/netbsd-elf.h: Remove.
12918 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
12919 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
12920 (STARTFILE_SPEC): Remove redundant definition.
12921 (ENDFILE_SPEC): Likewise.
12922 (LINK_SPEC): Likewise.
12923 (CPP_SPEC): Likewise.
12924 (ASM_SPEC): Likewise.
12925 (LIB_SPEC): Likewise.
12926 (SWITCH_TAKES_ARG): Likewise.
12927 (TARGET_MEM_FUNCTIONS): Likewise.
12928 (CPP_PREDEFINES): Redefine.
12929 (ASM_FINAL_SPEC): Remove redefinition.
12930 (ASM_COMMENT_START): Redefine.
12931 (FUNCTION_PROFILER): Define.
12932 (TARGET_VERSION): Redefine.
12933 Comment and formatting cleanup.
12934 * config/i386/netbsd.h: Include <netbsd-aout.h>.
12935 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
12936 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
12937 big- or little-endian.
12938 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
12939 * config.gcc (*-*-netbsd*): Add definitions common to all
12941 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
12942 gnu_ld definitions. Add netbsd-elf.h to and remove
12943 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
12944 tmake_file, and don't lose previous tmake_file contents.
12945 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
12946 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
12947 gnu_ld definitions. Add netbsd-elf.h to tm_file.
12948 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
12949 (mipsel-*-netbsd*): Rename this to...
12950 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
12951 mips/little.h to tm_file for mips*el-*.
12952 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
12953 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
12954 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
12956 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12958 * pa-protos.h (reg_before_reload_operand): New function prototype.
12959 * pa.c (reg_before_reload_operand): New function implementation.
12960 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
12961 contraints to "*m".
12963 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12965 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
12967 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12969 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
12970 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
12971 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
12972 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
12973 (ENDFILE_SPEC): Undefine.
12974 (STARTFILE_SPEC): Redefine for PA.
12976 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12978 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
12980 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
12982 * config.gcc: Add entries to supported PowerPC --with-cpu
12985 2002-01-21 Jakub Jelinek <jakub@redhat.com>
12987 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
12988 true for 64-bit mode only SSE registers in 32-bit mode.
12990 2002-01-21 Kazu Hirata <kazu@hxi.com>
12992 * unwind-dw2.c: Fix formatting.
12993 * unwind-dw2-fde.c: Likewise.
12994 * unwind-dw2-fde.h: Likewise.
12995 * unwind-pe.h: Likewise.
12996 * varasm.c: Likewise.
12997 * varray.h: Likewise.
12999 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13001 Remove workaround for register stack overwrite bug in mmix.
13002 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
13003 support for TARGET_REG_STACK_FILL_BUG.
13004 * config/mmix/mmix.h: Remove member has_call_without_parameters.
13005 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
13007 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
13008 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
13009 -mno-reg-stack-fill-bug-workaround.
13010 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
13011 machine member has_call_without_parameters.
13012 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
13013 -mreg-stack-fill-bug-workaround and
13014 -mno-reg-stack-fill-bug-workaround.
13015 (MMIX Options): Ditto.
13017 2002-01-21 Kazu Hirata <kazu@hxi.com>
13019 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
13021 Remove redundant code.
13023 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
13025 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
13026 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
13027 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
13028 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
13029 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
13030 out target macro definitions and non-target-specific comments
13031 mostly taken from old versions of the manual.
13033 2002-01-20 Kazu Hirata <kazu@hxi.com>
13035 * config/h8300/h8300.h: Fix comment formatting.
13036 * config/ia64/aix.h: Likewise.
13037 * config/ia64/ia64-protos.h: Likewise.
13038 * config/ia64/ia64.c: Likewise.
13039 * config/ia64/ia64.h: Likewise.
13040 * config/ia64/ia64intrin.h: Likewise.
13041 * config/ia64/linux.h: Likewise.
13042 * config/ia64/unwind-aix.c: Likewise.
13043 * config/ia64/unwind-ia64.c: Likewise.
13045 2002-01-20 Kazu Hirata <kazu@hxi.com>
13047 * config/h8300/h8300.c: Revise comments about shift code.
13049 2002-01-20 Kazu Hirata <kazu@hxi.com>
13051 * config/h8300/h8300.c (function_arg): Update a comment.
13053 2002-01-20 Kazu Hirata <kazu@hxi.com>
13055 * config/h8300/h8300.md: Update the comments at the beginning
13058 2002-01-20 Kazu Hirata <kazu@hxi.com>
13060 * config/i370/i370.c: Fix comment formatting.
13061 * config/i370/i370.h: Likewise.
13062 * config/i370/i370.md: Likewise.
13063 * config/i370/linux.h: Likewise.
13065 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13067 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
13069 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
13070 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
13071 in incomplete case.
13073 2002-01-20 Graham Stott <grahams@redhat.com>
13075 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
13077 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
13079 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
13081 2002-01-19 Tom Rix <trix@redhat.com>
13083 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
13085 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
13087 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
13089 * function.c (assign_stack_local_1): Adjust x_frame_offset with
13090 STARTING_FRAME_PHASE.
13091 (STARTING_FRAME_PHASE): New.
13092 (instantiate_virtual_regs): Check saneness of
13093 STARTING_FRAME_PHASE.
13095 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
13097 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
13099 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
13101 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
13103 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
13104 be used for bootstrapping GCC 3.0.
13106 2002-01-18 Kazu Hirata <kazu@hxi.com>
13108 * config/h8300/h8300.md: Fix an insn length.
13110 2002-01-18 Kazu Hirata <kazu@hxi.com>
13112 * bitmap.h: Fix comment formatting.
13113 * combine.c: Likewise.
13114 * cppfiles.c: Likewise.
13115 * c-pragma.h: Likewise.
13116 * c-typeck.c: Likewise.
13118 * dwarf2out.c: Likewise.
13119 * function.c: Likewise.
13121 * genattrtab.c: Likewise.
13122 * gthr-win32.h: Likewise.
13123 * haifa-sched.c: Likewise.
13124 * predict.c: Likewise.
13125 * rtlanal.c: Likewise.
13127 * unwind-dw2-fde.h: Likewise.
13128 * unwind-pe.h: Likewise.
13129 * vmsdbgout.c: Likewise.
13131 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13133 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
13134 if type_required and passed decl.
13136 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
13138 * config.gcc (cpu_type): Include altivec.h in powerpc
13142 * config/rs6000/altivec.h: New.
13144 2002-01-17 David Edelsohn <edelsohn@gnu.org>
13146 * doc/install.texi (*-ibm-aix*): Update assembler and exception
13147 handling information.
13148 * doc/trouble.texi (Interoperation): Add libstdc++ information
13150 (Misunderstandings): Add template instantiation and static template
13151 member information for AIX.
13153 2002-01-17 Jason Merrill <jason@redhat.com>
13155 * dbxout.c (dbxout_type): Support const and volatile.
13157 * except.c (add_partial_entry): Remove backwards compatibility code.
13158 (end_protect_partials): Likewise.
13160 2002-01-17 Jakub Jelinek <jakub@redhat.com>
13162 * config/ia64/ia64.md (prologue_use): New.
13163 * config/ia64/ia64.c (ia64_expand_prologue): Use
13164 gen_prologue_use instead of gen_rtx_USE.
13165 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
13166 as CODE_FOR_pred_rel_mutex.
13167 (ia64_sched_reorder2): Likewise.
13169 2002-01-16 Eric Christopher <echristo@redhat.com>
13171 * config/mips/r3900.h: Reformat.
13172 (SUBTARGET_CPP_SIZE_SPEC): Remove.
13173 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
13174 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
13175 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
13176 * config/mips/t-elf: Remove mips3 multilib.
13178 2002-01-16 H.J. Lu <hjl@gnu.org>
13180 * config/mips/linux.h: Include "mips/abi64.h".
13182 2002-01-16 H.J. Lu <hjl@gnu.org>
13184 * config/mips/t-linux: New.
13186 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
13188 * config/mips/linux.h: Don't include "gofast.h".
13189 (INIT_SUBTARGET_OPTABS): Removed.
13191 2002-01-16 Kazu Hirata <kazu@hxi.com>
13193 * config/h8300/h8300-protos.h: Replace emit_a_shift with
13195 * config/h8300/h8300.c: Likewise.
13196 * config/h8300/h8300.md: Likewise.
13198 2002-01-16 Kazu Hirata <kazu@hxi.com>
13200 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
13201 spaces after an opcode name.
13202 (pushqi1_h8300hs): Likewise.
13203 (pushhi1_h8300hs): Likewise.
13205 2002-01-16 Kazu Hirata <kazu@hxi.com>
13207 * doc/extend.texi: Replace "option" with "attribute"
13210 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13212 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
13213 (and:DI () (const_int -8)).
13214 (split_small_symbolic_mem_operand): Split
13215 (mem (and:DI () (const_int -8)).
13217 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13220 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
13221 same way as TYPE_IMUL.
13222 (ultrasparc_sched_reorder): Likewise.
13223 * config/sparc/sparc.md (type): Add comment to update
13224 ultrasparc_sched_reorder when making changes.
13226 2002-01-16 Kazu Hirata <kazu@hxi.com>
13228 * doc/invoke.texi: Change the dump file name of block
13229 reordering pass from 28.bbro to 29.bbro.
13230 Mention -dk option.
13232 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
13234 * i386.md (minsf splitter): Fix pasto.
13236 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13238 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
13239 to frame pointer initialisation instruction.
13240 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
13241 initialisation instruction.
13242 (soft_df_operand): Do not accept the IP register.
13243 (nonimmediate_soft_df_operand): Do not accept the IP register.
13245 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13248 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
13249 MASK_V8 being both set.
13251 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
13253 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
13254 insn for GOT register; add REG_MAYBE_DEAD notes instead.
13255 config/s390/s390.md (call, call_value): Add GOT register to
13256 CALL_INSN_FUNCTION_USAGE where needed.
13257 (call_exp, call_value_exp): New.
13259 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13261 * config/arm/arm.c: General formatting tidy up.
13263 2002-01-16 Graham Stott <grahams@redhat.com>
13265 * calls.c (try_to_integrate): Use "(size_t)" intermediate
13266 cast and when casting an integer literal to "rtx" pointer.
13267 (expand_call): Likewise.
13268 * flow.c (try_pre_increment): Likewise.
13269 (find_use_as_address): Likewise.
13270 * integrate.c (expand_iline_function): Likewise.
13271 * regmove.c (try_auto_increment): Likewise.
13273 2002-01-16 Graham Stott <grahams@redhat.com>
13275 * sched-rgn.c (passed): Use sbitmap_free.
13276 (header): Likewise.
13278 (in_queue): Likewise.
13279 (in_stack): Likewise.
13281 2002-01-15 Eric Christopher <echristo@redhat.com>
13283 * flow.c (propagate_one_insn): Change to use fatal_insn.
13285 2002-01-15 Kazu Hirata <kazu@hxi.com>
13287 * expmed.c (extract_fixed_bit_field): Remove unused code.
13288 * system.h: Poison SLOW_ZERO_EXTEND.
13289 * doc/tm.texi: Remove.
13290 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
13291 * config/arm/arm.h: Likewise.
13292 * config/avr/avr.h: Likewise.
13293 * config/clipper/clipper.h: Likewise.
13294 * config/convex/convex.h: Likewise.
13295 * config/d30v/d30v.h: Likewise.
13296 * config/dsp16xx/dsp16xx.h: Likewise.
13297 * config/elxsi/elxsi.h: Likewise.
13298 * config/fr30/fr30.h: Likewise.
13299 * config/h8300/h8300.h: Likewise.
13300 * config/i370/i370.h: Likewise.
13301 * config/i386/i386.h: Likewise.
13302 * config/m68k/m68k.h: Likewise.
13303 * config/mips/mips.h: Likewise.
13304 * config/ns32k/ns32k.h: Likewise.
13305 * config/pdp11/pdp11.h: Likewise.
13306 * config/pj/pj.h: Likewise.
13307 * config/s390/s390.h: Likewise.
13308 * config/sh/sh.h: Likewise.
13309 * config/stormy16/stormy16.h: Likewise.
13310 * config/v850/v850.h: Likewise.
13311 * config/vax/vax.h: Likewise.
13312 * config/we32k/we32k.h: Likewise.
13314 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13316 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
13317 (altivec_lvsl): Change constraint to b.
13318 (altivec_lvsr): Same.
13319 (altivec_lvebx): Same.
13320 (altivec_lvehx): Same.
13321 (altivec_lvewx): Same.
13322 (altivec_lvxl): Same.
13323 (altivec_lvx): Same.
13324 (altivec_stvx): Add parallel.
13325 (altivec_stvxl): Same.
13326 (altivec_stvehx): Same.
13327 (altivec_stvebx): Same.
13328 (altivec_stvebx): Same.
13330 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13332 * config.gcc: Change altivec.h to altivec-defs.h.
13334 * config/rs6000/altivec.h: Delete.
13336 * config/rs6000/altivec-defs.h: Add.
13338 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13340 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
13343 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
13344 less than or equal to eight bytes.
13346 * vax.md (andsi3): Remove constraints and change SET destination
13347 operand type to nonimmediate_operand.
13348 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
13349 when it is a CONST_INT.
13351 2002-01-15 Jason Merrill <jason@redhat.com>
13353 * c-common.def (FILE_STMT): New code.
13354 * c-common.c (statement_code_p): It's a statement.
13355 * c-common.h (stmt_tree_s): Add x_last_filename.
13356 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
13357 (last_expr_filename): New macro.
13358 * c-semantics.c (begin_stmt_tree): Initialize it.
13359 (add_stmt): If the filename changed, also insert a
13361 (expand_stmt): Handle seeing one.
13363 2002-01-15 Eric Christopher <echristo@redhat.com>
13365 * flow.c (propagate_one_insn): Add error message and print out
13366 insn for debugging.
13368 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13370 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
13371 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
13372 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
13373 TRAMPOLINE_ALIGNMENT.
13374 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
13376 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
13377 PCC_BITFIELD_TYPE_MATTERS.
13378 * config/interix.h (STDC_VALUE): Remove. Use
13379 STDC_0_IN_SYSTEM_HEADERS.
13380 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
13381 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
13382 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
13384 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
13386 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
13387 not work on this platform currently.
13389 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13391 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
13392 readonly_warning in _().
13394 2002-01-15 Douglas B Rupp <rupp@gnat.com>
13396 * gcc.c (delete_if_ordinary): Backout previous change.
13398 2002-01-15 Kazu Hirata <kazu@hxi.com>
13400 * config/h8300/h8300.c (print_operand): Remove support for
13401 unused operand characters.
13403 * read-rtl.c: Fix formatting.
13404 * real.c: Likewise.
13405 * recog.c: Likewise.
13406 * regclass.c: Likewise.
13407 * regmove.c: Likewise.
13408 * reg-stack.c: Likewise.
13409 * reload1.c: Likewise.
13410 * rtlanal.c: Likewise.
13412 2002-01-15 Kazu Hirata <kazu@hxi.com>
13414 * config/i386/i386.c: Fix formatting.
13416 2002-01-15 Jakub Jelinek <jakub@redhat.com>
13418 * c-typeck.c (process_init_element): Don't save_expr
13419 COMPOUND_LITERAL_EXPR if just its initializer will be used.
13421 2002-01-15 David Edelsohn <edelsohn@gnu.org>
13423 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
13424 emit optional traceback table if optimize_size or TARGET_ELF.
13425 * config/rs6000/rs6000.md (prefetch): New.
13427 2002-01-15 Andreas Jaeger <aj@suse.de>
13429 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
13431 2002-01-15 Kazu Hirata <kazu@hxi.com>
13433 * mips-tfile.c: Fix formatting.
13435 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
13437 * unroll.c (final_reg_note_copy): Fix previous commit.
13439 2002-01-14 Kazu Hirata <kazu@hxi.com>
13441 * config/h8300/h8300-protos.h: Remove the prototype for
13443 * config/h8300/h8300.c (eq_operator): Remove.
13445 2002-01-14 Richard Henderson <rth@redhat.com>
13447 * config/i386/i386.md (prefetch): Tidy.
13448 (prefetch_3dnow): Fix locality operand.
13450 2002-01-14 Richard Henderson <rth@redhat.com>
13452 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
13453 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
13455 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
13457 * reload1.c (reload_combine): Pass reg_sum replacement through
13458 copy_rtx in loop performing multiple changes.
13460 2002-01-14 Jakub Jelinek <jakub@redhat.com>
13462 * except.c (remove_unreachable_regions): New.
13463 (free_eh_status): Clear exception_handler_labels.
13464 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
13465 (find_exception_handler_labels): Don't add the same label more than
13467 (remove_exception_handler_label): Don't die if
13468 find_exception_handler_labels hasn't been called for the current
13471 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
13473 * toplev.c (rest_of_compilation): Rebuild jump labels after
13476 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
13478 * doc/extend.texi: Move documentation of X86 built-in functions
13480 * doc/invoke.texi: From here.
13481 * doc/sourcebuild.texi: Document location of documentation for
13482 machine built-in functions.
13484 2002-01-13 Christopher Faylor <cgf@redhat.com>
13486 * cppfiles.c (TEST_THRESHOLD): New macro.
13487 (SHOULD_MMAP): Ditto.
13488 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
13491 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
13493 * unroll.c (final_reg_note_copy): Properly handle
13495 (unroll_loops): Fix LOOP_CONDITION heuristics.
13497 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
13499 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
13500 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
13502 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
13504 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
13507 2002-01-14 Tom Rix <trix@redhat.com>
13509 * config/rs6000/rs6000.md: Fix typo with sradi.
13511 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
13513 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
13514 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
13515 (clrstrdi, clrstrsi): Adapt callers.
13517 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
13519 (movti splitter): Never use register 0 as base register.
13521 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
13523 * combine.c (simplify_shift_const): Always generate new rtx
13524 for shift expression instead of reusing given expression.
13526 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13528 * config/alpha/alpha.c (alpha_expand_mov): Don't call
13529 alpha_legitimize_address unless mode is Pmode.
13531 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
13533 * doc/md.texi (Modifiers): Document the '*' constraint for the
13536 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
13537 * doc/extend.texi (Function Attributes): 'interrupt' is valid
13540 2002-01-13 Richard Henderson <rth@redhat.com>
13542 * reload.c (find_reloads): Use a hard reg destination as reload reg
13543 for an input reload of the source.
13545 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13547 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
13550 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
13552 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13553 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13555 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
13557 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13559 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
13561 2002-01-12 Tom Rix <trix@redhat.com>
13563 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
13566 2002-01-12 Richard Henderson <rth@redhat.com>
13568 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
13570 * doc/invoke.texi: Update Alpha options.
13572 * doc/invoke.texi: Update i386 built-in function lists.
13574 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
13576 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
13577 referencing outside.
13579 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13581 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
13582 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
13583 offsets, and change line folding.
13584 * optabs.c (expand_binop): Remove warnings.
13585 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
13587 2002-01-12 Graham Stott <grahams@redhat.com>
13589 * attribs.c (handle_deprecated_attribute): constify WHAT.
13590 * diagnostic.c (warn_deprecated_use): Add braces, fixes
13591 dangling else warning and constify WHAT.
13592 * except.h (struct function, struct inline_remap): Move
13593 struct tag forward defs before all prototypes.
13594 (duplicate_eh_regions): Whitespace.
13596 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
13598 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
13599 MODE_BASE_REG_CLASS.
13600 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
13602 2002-01-12 Richard Henderson <rth@redhat.com>
13604 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
13605 (ix86_expand_vector_move): New.
13606 (bdesc_2arg): Remove andps, andnps, orps, xorps.
13607 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
13608 Remove old prefetch builtins. Special case the logicals removed above.
13609 (ix86_expand_builtin): Likewise.
13610 (safe_vector_operand): Use V4SFmode, not TImode.
13611 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
13612 (ix86_expand_timode_binop_builtin): New.
13613 * config/i386/i386-protos.h: Update.
13614 * config/i386/i386.h (enum ix86_builtins): Update.
13615 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
13616 Use ix86_expand_vector_move in vector move expanders.
13617 (movti_internal, movti_rex64): Add xorps alternative.
13618 (sse_clrv4sf): Rename and adjust from sse_clrti.
13619 (prefetch): Don't work so hard.
13620 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
13621 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
13622 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
13624 2002-01-11 Richard Henderson <rth@redhat.com>
13626 * config/i386/mmintrin.h: New file.
13627 * config/i386/xmmintrin.h: New file.
13628 * config.gcc (i?86-*-*): Add extra_headers.
13629 * simplify-rtx.c (simplify_unary_operation): Handle saturating
13631 (simplify_binary_operation): Handle saturating arithmetic codes.
13632 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
13633 not the lowpart subreg.
13634 (ix86_expand_builtin): Return a TImode dummy register instead of 0
13636 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
13638 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13640 * conflict.c (conflict_graph_compute): Free regsets when finished.
13641 * ssa.c (compute_coalesced_reg_partition): Likewise.
13643 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13645 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
13646 every where we allocate a register.
13648 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13650 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
13651 * lcm.c (compute_earliest, compute_farthest): Likewise.
13653 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13655 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
13657 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13659 * doc/rtl.texi (Insns): Fix 2 typos.
13661 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
13663 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
13664 options. Use @table @gcctabopt for MMIX options. Add index
13665 entries for MMIX options. Start new paragraph with first
13666 heading of the machine-dependent options.
13668 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
13671 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
13672 * combine.c (force_to_mode): Same.
13673 * reload1.c (clear_reload_reg_in_use): Same.
13675 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
13677 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
13680 2002-01-11 Andreas Jaeger <aj@suse.de>,
13681 Brad Lucier <lucier@math.purdue.edu>
13683 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
13686 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
13688 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
13689 Protect with IN_LIBGCC.
13690 (LINK_EH_SPEC): Add required trailing space.
13692 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
13694 * c-tree.h: Move function declarations so that they are listed
13695 under the filename which contains them.
13696 (check_identifier, finish_decl_top_level,
13697 lookup_name_current_level_global, shadow_record_fields): Remove.
13699 2002-01-11 Andreas Jaeger <aj@suse.de>
13701 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
13704 2002-01-10 Richard Henderson <rth@redhat.com>
13706 * config/alpha/alpha.c (print_operand): Add 'J'.
13707 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
13708 new operand with the sequence number for the lituse. When splitting
13709 the insns, use gen_movdi_er_high_g and generate a sequence number.
13710 (gen_movdi_er_high_g): Print the sequence number if non-zero.
13712 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
13714 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
13715 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
13717 (altivec_expand_builtin): Same.
13718 (altivec_expand_stv_builtin): New.
13720 * config/rs6000/rs6000.h (rs6000_builtins): Same.
13722 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
13723 ("altivec_lvehx"): New.
13724 ("altivec_lvewx"): New.
13725 ("altivec_lvxl"): New.
13726 ("altivec_lvx"): New.
13727 ("altivec_stvx"): New.
13728 ("altivec_stvebx"): New.
13729 ("altivec_stvehx"): New.
13730 ("altivec_stvewx"): New.
13731 ("altivec_stvxl"): New.
13733 2002-01-10 Richard Henderson <rth@redhat.com>
13735 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
13736 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
13737 care not to delete instructions twice.
13739 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13741 * toplev.c: Don't declare environ (it's not used anywhere).
13742 * configure.in: Don't check for declaration of environ.
13743 * config/i386/xm-mingw32.h: Don't #define environ.
13744 * config.in, configure: Regenerate.
13746 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13748 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
13749 * configure: Regenerate.
13751 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
13752 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
13753 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
13755 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
13756 LIMITS_H_TEST here, not in m68k/x-next.
13757 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
13758 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
13760 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
13761 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
13762 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
13764 * config/i386/x-djgpp: Renamed i386/t-djgpp.
13765 * config/m88k/x-dolph: Renamed m88k/t-dolph.
13766 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
13767 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
13768 replacement of quadlib.asm with quadlib.c.
13770 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
13771 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
13772 config/rs6000/xm-beos.h: Delete file.
13774 * config.gcc: Update to match above changes.
13776 2002-01-10 Kazu Hirata <kazu@hxi.com>
13778 * config/h8300/h8300.h: Fix comment typos.
13779 * config/h8300/h8300.md: Likewise.
13780 * config/h8300/lib1funcs.asm: Likewise.
13782 2002-01-10 Dale Johannesen <dalej@apple.com>
13784 PR optimization/5269
13785 * unroll.c (precondition_loop_p): Make *increment be the correct
13786 sign when n_iterations known, to avoid confusing caller.
13788 2002-01-10 Kazu Hirata <kazu@hxi.com>
13790 * doc/extend.texi (deprecated): Fix a typo.
13792 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
13794 * basic-block.h (update_br_prob_note): Declare.
13795 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
13796 (try_forward_edges): Care negative frequencies and update note.
13797 (outgoing_edges_match): Tweek conditional merging heuristics.
13798 (try_crossjump_to_edge): use update_br_prob_note.
13799 * cfglayout.c (fixup_reorder_chain): Likewise.
13800 * cfrtl.c (update_br_prob_note): New.
13801 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
13803 * i386.c (ix86_decompose_address): Return -1 if address contains
13805 (legitimate_address_p): Require ix86_decompose_address to return 1.
13807 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
13808 (cprop_insn): Likewise.
13810 2002-01-10 Kazu Hirata <kazu@hxi.com>
13812 * toplev.c: Fix formatting.
13813 * tree.c: Likewise.
13814 * tree-dump.c: Likewise.
13815 * unroll.c: Likewise.
13816 * unwind-dw2.c: Likewise.
13817 * unwind-dw2-fde.c: Likewise.
13818 * unwind-dw2-fde-glibc.c: Likewise.
13819 * unwind-sjlj.c: Likewise.
13821 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13823 * doc/invoke.texi: Document PDP-11 options.
13825 2002-01-10 Kazu Hirata <kazu@hxi.com>
13827 * config/h8300/h8300.h: Fix formatting.
13829 2002-01-10 Ira Ruben <ira@apple.com>
13831 Add __attribute__ ((deprecated)).
13832 * extend.texi: Document __attribute__ ((deprecated)).
13833 * invoke.texi: Document -Wno-deprecated-declarations.
13834 * testsuite/g++.dg/other/deprecated.C: New C++ test.
13835 * testsuite/gcc.dg/deprecated.c: New C test.
13836 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
13837 (c_common_attribute_table): Add "deprecated" entry.
13838 (handle_deprecated_attribute): New function.
13839 * c-decl.c (deprecated_states): New enum.
13840 deprecated_state: State of "deprecated" handling.
13841 (start_decl): Set deprecated_state based on attributes.
13842 (grokdeclarator): Test for deprecated uses, propagate attribute.
13843 * c-typeck.c (build_component_ref): Test for deprecated fields.
13844 (build_external_ref): Test for deprecated primaries.
13845 * diagnostic.c (warn_deprecated_use) New function to issue
13846 warnings about __attribute__ ((depricated)) references.
13847 * flags.h (warn_deprecated_decl): Extern declared for
13848 -W[no-]deprecated-declarations option.
13849 * print-tree.c (print_node): Show deprecated flag status.
13850 * toplev.c (warn_deprecated_decl): Defined.
13851 (W_options): Added "deprecated-declaration".
13852 * toplev.h (warn_deprecated_use): Extern declared.
13853 * tree.h (struct tree_common): Define deprecated_flag.
13854 (TREE_DEPRECATED): New macro to access flag.
13855 * cp/call.c (build_call): Test for deprecated calls.
13856 * cp/class.c (add_implicitly_declared_members): Set global
13857 flag to tell grokdeclarator to not issue deprecated warnings.
13858 * cp/cp-tree.h: Add extern for adding_implicit_members.
13859 * cp/decl.c (deprecated_states): New enum.
13860 (start_decl): Set deprecated_state based on attributes.
13861 (grokdeclarator): Test for deprecated uses, propagate attribute.
13862 * cp/lex.c (do_identifier): Test for deprecated primaries.
13863 * cp/typeck.c (build_component_ref): Test for deprecated fields.
13865 2002-01-10 Ira Ruben <ira@apple.com>
13867 Fix to assign attributes to inline member functions.
13868 * cp/decl.c (start_method): Handle attrlist.
13870 2002-01-10 Kazu Hirata <kazu@hxi.com>
13872 * combine.c (expand_field_assignment): Use subreg_lsb().
13874 2002-01-10 David Edelsohn <edelsohn@gnu.org>
13876 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
13877 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
13878 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
13879 Recurse for any operand of AND as long as constant is non-zero.
13881 2002-01-10 Kazu Hirata <kazu@hxi.com>
13883 * config/h8300/h8300.md: Remove constraints from expanders.
13885 2002-01-10 Kazu Hirata <kazu@hxi.com>
13887 * varasm.c: Fix formatting.
13888 * varray.c: Likewise.
13889 * vmsdbgout.c: Likewise.
13890 * xcoffout.c: Likewise.
13892 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
13894 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
13895 update edge probabilities to match.
13897 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13899 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
13901 * doc/languages.texi, doc/sourcebuild.texi: New files.
13902 * doc/configfiles.texi: Make a subsubsection. Update.
13903 * doc/configterms.texi: Add @node. Remove warning that this isn't
13904 instructions for building GCC.
13905 * doc/makefile.texi: Make a subsection.
13906 * doc/gccint.texi: Update.
13908 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
13910 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
13912 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
13914 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
13916 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
13918 * optabs.c (expand_fix): Look for wider integer modes first.
13920 * i386.md (mov?f): Avoid the fake const double trick for medium
13922 (min?f*/max?f*): Prohibit memory operands for i387 variant.
13923 (fop_df_4): Disable for SSE compilation.
13925 2002-01-10 Graham Stott <grahams@redhat.com>
13927 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
13928 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
13930 2002-01-10 Richard Henderson <rth@redhat.com>
13932 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
13934 2002-01-10 Richard Henderson <rth@redhat.com>
13936 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
13937 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
13939 2002-01-10 Kazu Hirata <kazu@hxi.com>
13941 * combine.c (can_combine_p): Fix a comment typo.
13943 2002-01-09 Zack Weinberg <zack@codesourcery.com>
13945 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
13946 empty list correctly. Change loop index $t to $f for
13947 consistency with rest of Makefile.
13949 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
13951 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
13952 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13954 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
13955 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
13956 (altivec_init_builtins): Same.
13957 (altivec_expand_unop_builtin): Return NULL_RTX on error.
13958 (altivec_expand_binop_builtin): Same.
13959 (altivec_expand_ternop_builtin): Same.
13962 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
13963 ("altivec_vctuxs"): Fix typo.
13964 ("altivec_vnmsubfp"): Same.
13965 ("altivec_dssall"): New.
13966 ("altivec_mfvscr"): New.
13967 ("altivec_dss"): New.
13968 ("altivec_lvsl"): New.
13969 ("altivec_lvsr"): New.
13970 ("altivec_dstt"): New.
13971 ("altivec_dstst"): New.
13972 ("altivec_dststt"): New.
13973 ("altivec_dst"): New.
13975 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
13976 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13978 2002-01-09 Richard Henderson <rth@redhat.com>
13980 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
13982 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
13984 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
13986 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
13988 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
13990 2002-01-09 Kazu Hirata <kazu@hxi.com>
13992 * read-rtl.c: Fix formatting.
13993 * real.c: Likewise.
13994 * regclass.c: Likewise.
13995 * regrename.c: Likewise.
13996 * reg-stack.c: Likewise.
13997 * reload1.c: Likewise.
13998 * reload.c: Likewise.
14001 2002-01-09 Kazu Hirata <kazu@hxi.com>
14003 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
14004 to extract items in the expr_list chain.
14006 2002-01-09 Richard Henderson <rth@redhat.com>
14008 * config/vax/vax.c (vax_rtx_cost): Never abort.
14010 * config/vax/vax.h (REAL_ARITHMETIC): Define.
14012 2002-01-09 Jan Hubicka <jh@suse.cz>
14014 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
14016 2002-01-09 Richard Henderson <rth@redhat.com>
14018 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
14019 Unify code from various alternatives.
14021 2002-01-09 Richard Henderson <rth@redhat.com>
14023 * regrename.c (copy_value): Ignore the copy if the source register
14024 is present in the value chain with a narrower mode.
14026 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14028 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
14029 for the c4x target. Also improve layout.
14031 2002-01-09 Richard Henderson <rth@redhat.com>
14033 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
14034 * config/m32r/m32r.md (and ior xor splitters): Swap operands
14035 to match insn patterns.
14037 2002-01-09 Richard Henderson <rth@redhat.com>
14039 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
14040 (copyprop_hardreg_forward_1): Likewise.
14042 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
14044 * pa.md (decrement_and_branch_until_zero): Change predicate for
14045 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
14047 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
14049 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
14050 gets undefined. For Darwin.
14052 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14054 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
14056 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14058 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
14060 2002-01-08 Richard Henderson <rth@redhat.com>
14062 * regrename.c (copy_value): Ignore overlapping copies.
14064 2002-01-08 Richard Henderson <rth@redhat.com>
14066 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
14067 as needed to avoid shared structure.
14069 2002-01-08 Kazu Hirata <kazu@hxi.com>
14071 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
14074 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14076 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
14077 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
14078 documentation of obsolete macros.
14079 * system.h: Poison these macros.
14080 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
14081 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
14082 config/c4x/c4x.h, config/clipper/clipper.h,
14083 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
14084 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
14085 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
14086 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
14087 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
14088 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
14089 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
14090 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
14091 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
14092 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
14093 config/sparc/sparc.h, config/stormy16/stormy16.h,
14094 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
14095 definitions and commented out definitions of obsolete macros.
14096 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
14097 of MAX_INT_TYPE_SIZE.
14099 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14101 * config/s390/s390.c (s390_preferred_reload_class): Never
14102 return ADDR_REGS if it isn't a subset of the given class.
14103 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
14104 FP_REGS, but all superclasses as well.
14106 * config/s390/s390.c (s390_function_profiler): Fix thinko.
14108 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
14109 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
14110 must not be a const_int.
14112 2002-01-08 Richard Henderson <rth@redhat.com>
14114 * Makefile.in (toplev.o): Depend on options.h.
14115 (gcc.o): Depend on specs.h.
14117 2002-01-08 Jakub Jelinek <jakub@redhat.com>
14119 * expr.c (store_expr): Convert VOIDmode constants back to target's
14122 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14124 * doc/invoke.texi: Markup gcc as @command. Refer to
14125 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
14126 of http://gcc.gnu.org/thanks.html.
14128 2002-01-08 Dale Johannesen <dalej@apple.com>
14130 * config/rs6000/rs6000.md: Add missing int register
14131 target case to movdf_low.
14133 2002-01-08 Zack Weinberg <zack@codesourcery.com>
14135 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
14136 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
14137 (cppinit.o): Depend on except.h.
14138 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
14139 s-specs): New rules.
14141 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
14142 Don't create specs.h/options.h/gencheck.h here. Remove
14143 unnecessary variable settings from last argument of AC_OUTPUT.
14144 * config.in, configure: Regenerate.
14145 * intl.c: Hardcode package name as "gcc".
14147 * cppinit.c: Include except.h.
14148 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
14150 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
14151 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
14152 (!)USING_SJLJ_EXCEPTIONS.
14153 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
14155 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14157 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
14158 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
14159 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
14160 documentation of obsolete macros.
14161 * system.h: Poison these macros.
14162 * config/d30v/d30v.h, config/ns32k/encore.h,
14163 config/stormy16/stormy16.h: Remove definitions and commented out
14164 definitions of obsolete macros.
14166 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
14168 * objc/objc-act.c (handle_class_ref): Mark the declaration of
14169 %sobjc_class_ref_%s as used - to prevent unwanted compiler
14172 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14174 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
14175 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
14176 to insn adjusting stack/frame pointer.
14177 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
14178 accept operands that cause the insn to be non-splittable.
14180 2002-01-08 Graham Stott <grahams@redhat.com>
14182 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
14183 (C_TYPE_FIELDS_VOLATILE): Likewise.
14184 (C_TYPE_BEING_DEFINED): Likewise.
14185 (C_IS_RESERVED_WORD): Likewise.
14186 (C_TYPE_VARIABLE_SIZE): Likewise.
14187 (C_DECL_VARIABLE_SIZE): Likewise.
14188 (C_MISSING_PROTOTYPE_WARNED): Likewise.
14189 (C_SET_EXP_ORIGINAL_CODE): Likewise.
14190 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
14192 (C_DECL_ANTICIPATED): Likewise.
14193 (c_build_type_variant): Add parenthesis.
14195 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14197 * gcc.c (option_map): Remove --version.
14198 (process_command): Handle -fversion following the GNU Coding
14199 Standards. Partially addresses PR other/704.
14201 2002-01-08 Graham Stott <grahams@redhat.com>
14203 * combine.c (combine_instructions): Fix typo.
14205 2002-01-08 Graham Stott <grahams@redhat.com>
14207 * debug.h: Use "tree" and "rtx" throughout.
14209 * debug.c: Likewise.
14211 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
14213 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
14214 constant pool, use the pool's version of the symbol instead.
14216 2002-01-07 Richard Henderson <rth@redhat.com>
14218 * regrename.c (find_oldest_value_reg): Ignore the value chain if
14219 the original register was copied in a mode with a fewer number of
14220 hard registers than the desired mode.
14221 (copyprop_hardreg_forward_1): Likewise.
14222 (debug_value_data): Fix loop test.
14223 * toplev.c (parse_options_and_default_flags): Reenable
14224 -fcprop-registers at -O1.
14226 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14228 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
14229 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
14231 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
14234 * config/rs6000/rs6000.md: Add altivec predicate patterns.
14236 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
14238 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
14239 (pa_output_function_prologue): Output local label at the beginning of
14240 the prologue when profiling.
14241 (hppa_profile_hook): Use the local label rather than the function label.
14242 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
14244 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14246 * config/rs6000/rs6000.c (print_operand): Remove extra space.
14247 (altivec_expand_unop_builtin): Fix thinko.
14248 (altivec_expand_binop_builtin): Same.
14249 (altivec_expand_ternop_builtin): Same.
14250 (altivec_expand_builtin): Same.
14252 2002-01-07 Richard Henderson <rth@redhat.com>
14254 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
14256 2002-01-07 Jason Merrill <jason@redhat.com>
14258 * unwind-dw2.c (execute_cfa_program): Use < again.
14260 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14262 * predict.c (combine_predictions_for_insn): Avoid division by zero.
14264 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14266 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
14267 Don't allow -1 - x -> ~x simplifications in the first pass.
14269 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14271 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
14273 (altivec_expand_binop_builtin): Same.
14274 (altivec_expand_unop_builtin): Same.
14275 (print_operand): Fix typo.
14276 (bdesc_1arg): Add vupk* variants.
14278 * rs6000.h (rs6000_builtins): Add vupk* enums.
14280 * rs6000.md: Add altivec_vupk* variants.
14282 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
14284 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
14285 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
14286 and last update dates.
14288 2002-01-07 Janis Johnson <janis187@us.ibm.com>
14290 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
14292 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
14294 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
14295 * config/avr/avr.h (CPP_SPEC): Likewise.
14296 (LINK_SPEC): Likewise.
14297 (CRT_BINUTILS_SPECS): Likewise.
14298 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14299 * doc/invoke.texi (AVR Options): Document them.
14301 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
14303 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
14306 2002-01-07 Graham Stott <grahams@redhat.com>
14308 * config/i386/i386.h: Update copyright date.
14309 (HALF_PIC_PTR): Add parenthesis.
14310 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
14311 (CONSTANT_ALIGNMENT): Add parenthesis.
14312 (DATA_ALIGNMENT): Likewise.
14313 (LOCAL_ALIGNMENT): Likewise.
14314 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
14315 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
14316 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
14317 (HARD_REGNO_NREGS): Add paranethesis.
14318 (VALID_SSE_REG_MODE): Whitespace.
14319 (VALID_MMX_REG_MODE): Whitespace.
14320 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
14321 (ix86_hard_regno_mode_ok): Add parenthesis.
14322 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
14323 (RETURN_IN_MEMORY): Whitespace.
14324 (N_REG_CLASSES): Add parenthesis.
14325 (INTEGER_CLASS_P): Add parenthesis and wrap.
14326 (FLOAT_CLASS_P): Likewise.
14327 (SSE_CLASS_P): Likewise.
14328 (MMX_CLASS_P): Likewise.
14329 (MAYBE_INTEGER_CLASS_P): Likewise.
14330 (MAYBE_FLOAT_CLASS_P): Likewise.
14331 (MAYBE_SSE_CLASS_P): Likewise.
14332 (MAYBE_MMX_CLASS_P): Likewise.
14333 (Q_CLASS_P): Likewise.
14334 (GENERAL_REGNO_P): Uppercase macro parameter.
14335 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
14336 (FP_REGNO_P): Likewise.
14337 (ANY_FP_REGNO_P): Uppercase macro parameter.
14338 (SSE_REGNO_P): Likewise.
14339 (SSE_REGNO): Likewise.
14340 (SSE_REG_P): Likewise.
14341 (SSE_FLOAT_MODE_P): Likewise.
14342 (MMX_REGNO_P): Likewise.
14343 (MMX_REG_P):Likewise.
14344 (STACK_REG_P): Likewise.
14345 (NON_STACK_REG_P): Likewise.
14346 (STACK_TOP_P): Likewise.
14347 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
14348 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
14349 (SECONDARY_MEMORY_NEEDED): Likewise.
14350 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
14351 (MD_ASM_CLOBBERS): Whitespace and wrap.
14352 (MUST_PASS_IN_STACK): Whitespace and wrap.
14353 (RETURN_POPS_ARGS): Add parenthesis.
14354 (INIT_CUMULATIVE_ARGS): Likewise.
14355 (FUNCTION_ARG): Likewise.
14356 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
14357 (SETUP_INCOMING_VARARGS): Likewise.
14358 (BUILD_VA_LIST_TYPE): Add parenthesis.
14359 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
14361 (EXPAND_BUILTIN_VA_ARG): Likewise.
14362 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
14363 (INITIALIZE_TRAMPOLINE): Add parenthesis.
14364 (INITIAL_ELIMINATION_OFFSET): Likewise.
14365 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
14366 (REGNO_OK_FOR_BASE_P): Likewise.
14367 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
14368 (REGNO_OK_FOR_DIREG_P): Likewise.
14369 (REG_OK_FOR_INDEX_P): Whitespace.
14370 (REG_OK_FOR_BASE_P): Whitespace.
14371 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
14373 (FIND_BASE_TERM): Fix typo.
14374 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
14375 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
14376 (SYMBOLIC_CONST; Whitespace.
14377 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
14378 (ENCODE_SECTION_INFO): Whitespace.
14379 (FINALIZE_PIC): Remove do { ... } while (0).
14380 (PROMOTE_MODE): Wrap in do { ... } while (0).
14381 (CONST_COSTS): Whitespace.
14382 (RTX_COSTS): Add paramethesis, whitespace and wrap.
14383 (REGISTER_MOVE_COST): Add parenthesis.
14384 (MEMORY_MOVE_COST): Likewise.
14385 (EXTRA_CC_MODES): Whitespace.
14386 (SELECT_CC_MODE): Add parenthesis and whitespace.
14387 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
14388 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
14389 (ASM_OUTPUT_LABEL): Add paramethesis.
14390 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
14391 (ASM_OUTPUT_REG_POP): Likewise.
14392 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
14393 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14395 * config/i386/i386.c: Update copyright.
14396 (CHECK_STACK_LIMIT): Add parenthesis.
14397 (AT_BP): Uppercase macro parameter.
14398 (x86_64_int_parameter_registers): Constify.
14399 (x86_64_int_return_registers): Likewise.
14400 (ix86_compare_op0): Use rtx.
14401 (construct_container): Constify INTREG parameter.
14402 (function_arg): Use rtx.
14404 * diagnostic.h: Update copyright date.
14405 (output_buffer_state): Add parenthesis.
14406 (output_buffer_format_args): Likewise.
14408 * combine.c (combine_instructions): Replace XEXP (links, 0)
14411 2002-01-06 H.J. Lu <hjl@gnu.org>
14413 * cfgcleanup.c (thread_jump): Fix 2 typos.
14415 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
14417 * config.gcc: Add support for --enable-altivec.
14419 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14421 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
14423 2002-01-06 Jakub Jelinek <jakub@redhat.com>
14425 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
14426 __objc_class_name_*.
14428 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14430 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
14432 2002-01-06 Richard Henderson <rth@redhat.com>
14434 * reorg.c (emit_delay_sequence): Remove death notes, not merely
14435 nop them out. Increment label reference count for REG_LABEL.
14436 (fill_slots_from_thread): Frob label reference count around
14437 delete_related_insns.
14439 2002-01-05 Richard Henderson <rth@redhat.com>
14441 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
14444 2002-01-05 Richard Henderson <rth@redhat.com>
14446 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
14447 * integrate.c (output_inline_function): Likewise.
14448 * toplev.c (rest_of_compilation): Do it here instead. Move call
14449 to remove_unnecessary_notes after emitting abstract instance.
14450 Force an emitted nested function to have its parent emited as well.
14451 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
14453 (rtl_for_decl_location): Do not look at reload data structures
14454 before reload has run.
14456 2002-01-05 Kazu Hirata <kazu@hxi.com>
14458 * cse.c: Fix formatting.
14459 * dwarf2asm.c: Likewise.
14460 * dwarf2out.c: Likewise.
14461 * explow.c: Likewise.
14462 * expmed.c: Likewise.
14463 * function.c: Likewise.
14464 * gcov.c: Likewise.
14465 * gencheck.c: Likewise.
14466 * genrecog.c: Likewise.
14467 * ggc-common.c: Likewise.
14468 * ggc-page.c: Likewise.
14469 * global.c: Likewise.
14471 2002-01-05 Kazu Hirata <kazu@hxi.com>
14473 * combine.c: Fix formatting.
14475 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
14478 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
14480 2002-01-05 David Edelsohn <edelsohn@gnu.org>
14482 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
14483 as 1 for __powerpc64__ as well.
14485 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
14487 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
14490 2002-01-05 Daniel Berlin <dan@dberlin.org>
14492 * lcm.c: Revert change, due to performance regression it causes on
14493 SPEC because it's slightly more conservative (sigh, I hate
14496 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
14498 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
14500 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
14502 * doc/cppinternals.texi: Update.
14504 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
14506 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
14507 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
14509 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
14510 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
14511 kludge for pre-october-14th mmix versions to handle new-found bug
14512 with PUSHJ/PUSHGO and the register stack.
14513 * config/mmix/mmix.h (struct machine_function): Rename member
14514 has_call_value_without_parameters to has_call_without_parameters.
14515 All referers changed.
14516 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
14517 TARGET_MASK_BRANCH_PREDICT): New macros.
14518 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
14519 -mno-reg-stack-fill-bug-workaround.
14520 * config/mmix/mmix.md ("call"): Set struct machine member
14521 has_call_without_parameters.
14523 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
14525 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
14527 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
14529 * cfgcleanup.c: Include tm_p.h
14530 (mark_effect): Fix handling of hard register; fix handling of SET
14532 2002-01-04 Kazu Hirata <kazu@hxi.com>
14534 * config/h8300/h8300.md (anonymous patterns): Check that
14535 operands are registers before using REGNO on them.
14537 2002-01-03 Roland McGrath <roland@frob.com>
14539 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
14541 2002-01-04 Jakub Jelinek <jakub@redhat.com>
14543 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
14544 * c-common.h (genrtl_expr_stmt_value): Likewise.
14545 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
14546 (expand_expr_stmt_value): Add maybe_last argument.
14547 Don't warn about statement with no effect if it is the last statement
14548 in expression statement.
14549 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
14550 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
14551 expand_expr_stmt_value.
14552 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
14553 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
14554 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
14555 as maybe_last to expand_expr_stmt_value.
14557 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
14559 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
14560 be passed in, do not build it.
14561 (c_begin_if_stmt): New function.
14562 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14563 * c-common.h (c_expand_start_cond): Update prototype.
14564 (c_begin_if_stmt): Prototype new function.
14565 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14566 * c-parse.in (if_prefix): Use c_begin_if_stmt,
14567 c_begin_while_stmt and c_finish_while_stmt_cond.
14569 2002-01-04 William Cohen <wcohen@redhat.com>
14571 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
14572 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14573 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14574 * config/pa/som.h (ASM_FILE_START): Likewise.
14576 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
14578 * lcm.c: Include df.h.
14579 Add available_transfer_function prototype.
14580 (compute_available): Rework to use iterative dataflow framework.
14581 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
14582 with bb_info in df.h
14583 (available_transfer_function): New function.
14585 * Makefile.in (lcm.o): add df.h to dependencies.
14587 2002-01-04 Richard Henderson <rth@redhat.com>
14589 * config/alpha/alpha.c (some_operand): Accept HIGH.
14590 (input_operand): Likewise; accept simple references to globals.
14591 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
14592 (alpha_const_double_ok_for_letter_p): Likewise.
14593 (alpha_extra_constraint): Likewise.
14594 (alpha_preferred_reload_class): Likewise. Do not force
14595 symbolic constants to memory.
14596 (alpha_legitimate_address_p): Accept simple references
14597 to small_symbolic_operand.
14598 (alpha_legitimize_address): New arg scratch. Be prepared to be
14599 called when no_new_pseudos. Emit simple symbolic references.
14600 Split integers into low, high, and rest.
14601 (alpha_expand_mov): Use alpha_legitimize_address.
14602 (some_small_symbolic_mem_operand): New.
14603 (split_small_symbolic_mem_operand): New.
14604 * config/alpha/alpha-protos.h: Update.
14605 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
14606 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14607 (EXTRA_CONSTRAINT): Likewise.
14608 (PREFERRED_RELOAD_CLASS): Likewise.
14609 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
14610 (PREDICATE_CODES): Update.
14611 * config/alpha/alpha.md: New post-reload splitters to convert
14612 simplfied symbolic operands to the form that references $29.
14613 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
14614 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
14616 2002-01-03 Richard Henderson <rth@redhat.com>
14618 * local-alloc.c (function_invariant_p): Update commentary.
14620 2002-01-04 H.J. Lu <hjl@gnu.org>
14622 * toplev.c (rest_of_compilation): Fix a typo when calling
14625 2002-01-03 Kazu Hirata <kazu@hxi.com>
14627 * c-common.c: Fix formatting.
14628 * diagnostic.c: Likewise.
14629 * doloop.c: Likewise.
14630 * dwarf2out.c: Likewise.
14632 2002-01-03 Kazu Hirata <kazu@hxi.com>
14634 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
14635 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
14637 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14639 * cpperror.c: Update comments and copyright.
14640 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
14641 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
14643 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
14645 * collect2.c (main): Use strcmp when testing for "-shared".
14647 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14649 * cppmacro.c: Don't include intl.h. Update comments.
14650 (new_number_token): Allocate enough buffer for 64-bit unsigned
14651 integers; update prototype.
14652 * cppmain.c: Update comments.
14654 2002-01-03 William Cohen <wcohen@redhat.com>
14656 * function.h (struct function): Add profile.
14657 (current_function_profile): New.
14658 doc/extend.texi: Update documentation.
14659 * final.c (final_start_function): Use current_function_profile
14660 instead of profile_flag.
14661 (profile_after_prologue): Likewise.
14662 * function.c (expand_function_start): Likewise.
14663 (expand_function_start): Likewise.
14664 * config/alpha/alpha.c (direct_call_operand):
14665 (alpha_does_function_need_gp): Likewise.
14666 (alpha_expand_prologue): Likewise.
14667 * config/arm/arm.c (arm_expand_prologue): Likewise.
14668 thumb_expand_prologue: Likewise.
14669 * config/d30v/d30v.c (d30v_stack_info): Likewise.
14670 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
14671 (fr30_expand_prologue): Likewise.
14672 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
14673 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
14674 * config/i386/i386.h (FINALIZE_PIC): Likewise.
14675 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
14676 * config/i960/i960.c (i960_output_function_prologue): Likewise.
14677 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
14678 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
14679 (m32r_expand_prologue): Likewise.
14680 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
14681 (m88k_expand_prologue): Likewise.
14682 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
14683 * config/mips/mips.c (compute_frame_size): Likewise.
14684 (mips_expand_prologue): Likewise.
14685 (mips_can_use_return_insn): Likewise.
14686 * config/pa/elf.h (ASM_FILE_START): Likewise.
14687 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14688 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14689 * config/pa/som.h (ASM_FILE_START): Likewise.
14690 * config/romp/romp.c (romp_using_r14): Likewise.
14691 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
14692 (rs6000_stack_info): Likewise.
14693 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14694 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
14695 * config/v850/v850.c (compute_register_save_size): Likewise.
14697 2002-01-03 Jakub Jelinek <jakub@redhat.com>
14699 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
14700 gen_lowpart_common fails, use gen_lowpart_SUBREG.
14702 2002-01-03 Turly O'Connor <turly@apple.com>
14704 * darwin.c (machopic_output_possible_stub_label): Don't generate
14705 stub routines for pseudo-stubs which we've just defined.
14707 2002-01-03 Kazu Hirata <kazu@hxi.com>
14709 * builtins.c: Fix formatting.
14710 * c-typeck.c: Likewise.
14711 * combine.c: Likewise.
14712 * expr.c: Likewise.
14713 * loop.c: Likewise.
14715 2002-01-03 Andreas Schwab <schwab@suse.de>
14717 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
14718 and return true if _cpp_push_next_buffer pushed a new include
14720 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
14721 _cpp_pop_file_buffer did not push a new file.
14722 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
14724 2002-01-02 Eric Christopher <echristo@redhat.com>
14726 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
14727 FIND_REG_INC_NOTE call. Update copyright.
14728 * loop.c (canonicalize_condition): Ditto.
14729 * reorg.c (delete_scheduled_jump): Ditto.
14731 2002-01-03 Kazu Hirata <kazu@hxi.com>
14733 * gcse.c: Fix formatting.
14735 2002-01-03 Graham Stott <grahams@redhat.com>
14737 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
14738 forward defs for struct tags rtx_def, union_tree, rtvec_def
14739 also output corresponding typedefs for rtx, tree, and rtvec.
14741 * system.h: Move forward defs for struct tags rtx_def, union_tree,
14742 rtvec_def along with corresponding typedefs for rtx, tree, and
14743 rtvec to config.h, hconfig.h, tconfig.h.
14745 2002-01-03 Graham Stott <grahams@redhat.com>
14747 * tree.h: Update copyright date.
14748 (IS_EXPR_CODE_CLASS): Add parenthesis.
14749 (TREE_SET_CODE): Add whitespace.
14750 (TREE_CHECK): Add parenthesis.
14751 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
14752 (CST_OR_CONSTRUCTOR_CHECK):
14753 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
14754 (TREE_SYMBOL_REFERENCED): Whitespace.
14755 (INT_CST_LT): Likewise.
14756 (INT_CST_LT_UNSIGNED): Likewise.
14757 (tree_real_cst): Unwrap comment.
14758 (tree_string): Likewise.
14759 (tree_complex): Likewise.
14760 (IDENTIFIER_POINTER): correct cast.
14761 (SAVE_EXPR_CONTEXT): Whitespace.
14762 (EXPR_WFL_FILENAME_NODE): Likewise.
14763 (EXPR_WFL_FILENAME): Remove parenthesis.
14764 (DECL_ORIGIN): Add parenthesis.
14765 (DECL_FROM_INLINE): Use NULL_TREE.
14766 (build_int_2): Whitespace.
14767 (build_type_variant): Add parenthesis.
14769 * gcc/jcf-parse.c: Update copyright date.
14770 (yyparse): Constify resource_filename.
14772 2002-01-03 Graham Stott <grahams@redhat.com>
14774 * rtl.h: Update copyright date.
14775 (RTL_CHECK1): Wrap long line.
14776 (RTL_CHECK2): Likewise.
14777 (RTL_CHECKC1): Wrap long line and whitespace.
14778 (RTL_CHECKC2): Likewise.
14779 (XWINT): Whitespace.
14785 (XBITMAP): Likewise.
14787 (XBBDEF): Likewise.
14789 (X0WINT): Likewise.
14791 (X0UINT): Likewise.
14795 (X0MODE): Likewise.
14796 (X0BITMAP): Likewise.
14797 (X0TREE): Likewise.
14798 (X0BBDEF): Likewise.
14799 (X0ADVFLAGS): Likewise.
14800 (X0CSELIB): Likewise.
14801 (X0MEMATTR): Likewise.
14802 (XCWINT): Likewise.
14804 (XCUINT): Likewise.
14808 (XCMODE): Likewise.
14809 (XCBITMAP): Likewise.
14810 (XCTREE): Likewise.
14811 (XCBBDEF): Likewise.
14812 (XCADVFLAGS): Likewise.
14813 (XCCSELIB): Likewise.
14814 (XC2EXP): Likewise.
14815 (INSN_UID): Likewise.
14816 (PREV_INSN): Likewise.
14817 (PATTERN): Likewise.
14818 (INSN_CODE): Likewise.
14819 (PUT_REG_NOTE_KIND): Likewise.
14820 (CODE_LABEL_NUMBER): Likewise.
14821 (NOTE_SOURCE_FILE): Likewise.
14822 (NOTE_BLOCK): Likewise.
14823 (NOTE_EH_HANDLER): Likewise.
14824 (NOTE_RANGE_INFO): Likewise.
14825 (NOTE_LIVE_INFO): Likewise.
14826 (NOTE_BASIC_BLOCK): Likewise.
14827 (NOTE_EXPECTED_VALUE): Likewise.
14828 (NOTE_LINE_NUMBER): Likewise.
14829 (LABEL_NAME): Likewise.
14830 (LABEL_NUSES): Likewise.
14831 (LABEL_ALTERNATE_NAME): Likewise.
14832 (ADDRESSOF_DECL): Likewise.
14833 (JUMP_LABEL): Likewise.
14834 (LABEL_NEXTREF): Likewise.
14836 (ORIGINAL_REGNO: Likewise.
14837 (HARD_REGISTER_NUM_P): Add parenthesis.
14838 (SUBREG_REG): Whitespace.
14839 (SUBREG_BYTE): Likewise.
14840 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
14841 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
14842 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
14843 (ASM_OPERANDS_INPUT_VEC): Likewise.
14844 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
14845 (ASM_OPERANDS_INPUT): Likewise.
14846 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
14847 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
14848 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
14849 (ASM_OPERANDS_INPUT_MODE): Likewise.
14850 (ASM_OPERANDS_SOURCE_FILE): Likewise.
14851 (ASM_OPERANDS_SOURCE_LINE): Likewise.
14852 (MEM_SET_IN_STRUCT_P): Minor reformat.
14853 (TRAP_CONDITION): Whitespace.
14854 (TRAP_CODE): Likewise.
14855 (COND_EXEC_TEST): Likewise.
14856 (COND_EXEC_CODE): Likewise.
14857 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
14858 (PHI_NODE_P): Add parenthesis.
14859 (plus_constant): Whitespace and add parenthesis.
14861 2002-01-03 Kazu Hirata <kazu@hxi.com>
14863 * config/avr/avr.c: Fix comment typos.
14864 * config/c4x/c4x.md: Likewise.
14865 * config/dsp16xx/dsp16xx.h: Likewise.
14866 * config/dsp16xx/dsp16xx.md: Likewise.
14867 * config/i386/i386.md: Likewise.
14868 * config/ia64/ia64.c: Likewise.
14869 * config/m32r/m32r.h: Likewise.
14870 * config/m68hc11/m68hc11.md: Likewise.
14871 * config/mmix/mmix.c: Likewise.
14872 * config/mn10200/mn10200.c: Likewise.
14873 * config/romp/romp.c: Likewise.
14874 * config/sh/sh.c: Likewise.
14875 * config/stormy16/stormy16.c: Likewise.
14876 * config/stormy16/stormy16.h: Likewise.
14877 * config/stormy16/stormy16.md: Likewise.
14879 2002-01-03 Graham Stott <grahams@redhat.com>
14881 * loop.h: Update copyright date.
14882 (LOOP_MOVABLES): Fix typo.
14883 (LOOP_REGS): Likewise.
14884 (LOOP_IVS): Likewise.
14886 2002-01-03 Graham Stott <grahams@redhat.com>
14888 * cppinit.c: Update copyright date.
14889 Don't include output.h
14890 * Makefile.in: Update copyright date.
14893 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
14896 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
14897 (-pthread) Add to RS/6000 options.
14899 2002-01-02 Kazu Hirata <kazu@hxi.com>
14901 * except.c: Fix comment typos.
14902 * loop.c: Likewise.
14903 * varasm.c: Likewise.
14904 * doc/tm.texi: Fix a typo.
14906 2002-01-02 Jakub Jelinek <jakub@redhat.com>
14908 * c-typeck.c (output_init_element): Allow initializing static storage
14909 duration objects with compound literals.
14911 2002-01-02 Richard Henderson <rth@redhat.com>
14913 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
14916 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14918 * gcc.c (default_compilers): Const-ify.
14919 * mips-tdump.c (stab_names): Likewise.
14920 * mips-tfile.c (map_coff_types, map_coff_storage,
14921 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
14922 pseudo_ops_t, pseudo_ops): Likewise.
14923 * protoize.c (default_include): Likewise
14925 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
14926 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
14927 Add array size in declaration.
14928 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
14929 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
14930 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
14931 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
14932 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
14933 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
14934 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
14935 emtens, make_nan): Const-ify.
14936 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
14937 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
14939 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
14941 * config.gcc (ia64-*-*): Set extra_headers.
14942 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
14943 * config/alpha/t-osf: Remove.
14944 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
14946 2002-01-02 David Edelsohn <edelsohn@gnu.org>
14948 * config/rs6000/t-aix43: Revert previous change.
14950 2002-01-02 Jason Merrill <jason@redhat.com>
14952 * c-decl.c (c_expand_body): Call outlining_inline_function when
14953 emitting an inline function out of line.
14955 2002-01-02 Richard Henderson <rth@redhat.com>
14957 * dwarf2out.c (limbo_die_node): Add created_for member.
14958 (new_die): New argument created_for. Update all callers.
14959 (mark_limbo_die_list): New.
14960 (dwarf2out_init): Register limbo_die_list as a root.
14961 (dwarf2out_finish): Force insert limbo dies into their function
14964 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
14967 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
14969 2002-01-02 Kazu Hirata <kazu@hxi.com>
14971 * config/h8300/fixunssfsi.c: Update copyright.
14974 * config/h8300/h8300.c: Update copyright.
14975 Eliminate warnings.
14977 2002-01-02 Kazu Hirata <kazu@hxi.com>
14979 * config/romp/romp.c: Fix comment formatting.
14980 * config/romp/romp.h: Likewise.
14981 * config/romp/romp.md: Likewise.
14982 * config/s390/s390.c: Likewise.
14983 * config/stormy16/stormy16.c: Likewise.
14984 * config/stormy16/stormy16.h: Likewise.
14986 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
14988 * c-common.h (genrtl_expr_stmt_value): Declare.
14989 * c-semantics.c (genrtl_goto_stmt): Redirect to...
14990 (genrtl_goto_stmt_value): ... this new function. Pass new
14991 argument down to expand_expr_stmt_value, taking
14992 TREE_ADDRESSABLE into account.
14993 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
14994 STMT_EXPR as addressable, i.e., one whose result we want.
14995 * expr.c (expand_expr): Don't save expression statement value
14996 of labeled_blocks or loop_exprs.
14997 * stmt.c (expand_expr_stmt): Redirect to...
14998 (expand_expr_stmt_value): ... this new function. Use new
14999 argument to tell whether to save expression value.
15000 (expand_end_stmt_expr): Reset last_expr_type and
15001 last_expr_value if we don't have either.
15002 * tree-inline.c (declare_return_variable): Mark its use
15003 statement as addressable.
15004 * tree.h: Document new use of TREE_ADDRESSABLE.
15005 (expand_expr_stmt_value): Declare.
15007 2002-01-01 Tom Rix <trix@redhat.com>
15009 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
15010 rs6000_emit_allocate_stack.
15012 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
15014 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
15015 ${srcdir}/ginclude/ to every entry in extra_headers.
15016 * configure: Regenerate.
15017 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
15018 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
15019 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
15020 * ginclude/proto.h: Rename to config/convex/proto.h.
15022 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15024 * attribs.c (handle_vector_size_attribute): Use host_integerp
15025 and tree_int_cst; remove warnings.
15026 * caller-save.c (insert_restore): Add cast to get rid of warning.
15027 (insert_save): Likewise.
15028 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
15029 * regmove.c (find_matches): Add temporary var to kill a warning.
15031 2002-01-01 Douglas B Rupp <rupp@gnat.com>
15033 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
15034 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
15035 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
15036 (vms-dwarf2eh.o): Add Makefile rule.
15037 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
15038 * config/alpha/vms-dwarf2eh.asm: New file.
15040 * gcc.c (delete_if_ordinary): Delete all versions.
15042 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
15044 * config/mmix/mmix.md: Update FIXME to not mention
15046 (MMIX_rJ_REGNUM): New define_constants constant.
15047 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
15048 "*movdicc_real"): Adjust contraints formatting.
15049 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
15050 for branch prediction.
15051 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
15053 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
15054 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
15055 number. Delete related FIXMEs.
15056 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
15057 from number to MMIX_rJ_REGNUM.
15058 (TARGET_MASK_BRANCH_PREDICT): New.
15059 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
15060 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
15061 value. Add -mbranch-predict and -mno-branch-predict.
15062 (TARGET_VERSION): Drop date.
15063 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
15064 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
15065 for finding out global symbols.
15066 (mmix_asm_output_labelref): Revert condition for global symbol.
15067 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
15068 (mmix_print_operand_punct_valid_p): A '+' is valid.
15070 See ChangeLog.6 for earlier changes.