1 2002-05-20 Duraid Madina <duraid@fl.net.au>
3 * tradcpp.c (fixup_newlines): Use old-style function header.
5 2002-05-20 Krister Walfridsson <cato@df.lth.se>
7 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
9 2002-05-20 H.J. Lu (hjl@gnu.org)
11 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
13 * config/mips/mips.h (DFMODE_NAN): Defined.
14 (SFMODE_NAN): Likewise.
16 2002-05-20 Dale Johannesen <dalej@apple.com>
18 * combine.c (cant_combine_insn_p): Back out my
21 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
23 * params.c: Fix formatting.
25 * predict.c: Likewise.
27 * print-rtl.c: Likewise.
28 * print-tree.c: Likewise.
29 * profile.c: Likewise.
31 2002-05-20 H.J. Lu (hjl@gnu.org)
33 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
35 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
37 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
38 switches straight on to the assembler, do not abbreviate them.
39 * config/arm/elf.h (ASM_SPEC): As above.
40 * config/arm/semi.h (ASM_SPEC): As above.
41 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
42 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
43 -mcpu=xscale on to the assembler by default.
44 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
46 2002-05-20 Richard Henderson <rth@redhat.com>
48 * cse.c (canon_hash): Reorder do_not_record test. Always
49 allow pic_offset_table_rtx.
51 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
53 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
54 (expand_binop): Ditto (3 times).
56 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
58 * Makefile.in (distclean): Remove QMTest stuff.
59 (QMTEST_PATH): New variable.
60 (QMTESTFLAGS): Likewise.
61 (QMTESTRUNFLAGS): Likewise.
63 (QMTEST_GPP_TESTS): Likewise.
64 (QMTEST_DIR): Likewise.
65 (QMTEST_DIR/context): New target.
66 (qmtest-g++): Likeise.
67 (qmtest-gui): Likewise.
68 (QMTEST_DIR/gpp-expected.qmr): Likewise.
70 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
72 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
73 an altivec register if TARGET_ALTIVEC.
75 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
76 to ALTIVEC_VECTOR_MODE.
77 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
78 (rs6000_va_arg): Vectors may go in registers if they are not
81 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
83 * protoize.c: Fix formatting.
85 2002-05-19 Richard Henderson <rth@redhat.com>
87 * gensupport.c (init_include_reader): Merge into ...
88 (process_include): ... here. Simplify composite path creation.
89 Plug memory leaks. Fix file/line number tracking. Do not
90 process_define_cond_exec. Return void.
91 (process_rtx): Don't check process_include return value.
93 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
95 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
97 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
98 traversing basic block chain.
99 (create_basic_block_structure, create_basic_block): Declaration changed.
100 (link_block, unlink_block): Declare.
101 * cfg.c (entry_exit_blocks): Initialize new fields.
102 (link_block, unlink_block): New.
103 (expunge_block_nocompact): Unlink basic block.
104 (dump_flow_info): Print prev_bb/next_bb fields.
105 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
106 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
107 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
108 * cfgrtl.c (create_basic_block_structure, create_basic_block,
109 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
110 (verify_flow_info): Check that list agrees with numbering.
112 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
114 * c-common.c (preprocessing_asm): New macro.
115 * c-lex.h (builtin_define, builtin_assert): Use pfile.
119 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
120 (CPP_SPEC): Simplify.
121 (TARGET_CPU_CPP_BUILTINS): Update.
122 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
123 (CPP_SPEC): Simplify.
124 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
125 (TARGET_OS_CPP_BUILTINS): Update.
126 * osf.h (CPP_XFLOAT_SPEC): Kill.
127 (TARGET_OS_CPP_BUILTINS): Update.
128 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
129 * osf5.h (CPP_XFLOAT_SPEC): Kill.
130 * vms.h (CPP_SUBTARGET_SPEC): Kill.
131 (TARGET_OS_CPP_BUILTINS): Update.
133 2002-05-19 Richard Henderson <rth@redhat.com>
135 * varasm.c (default_binds_local_p): Fix typo.
137 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
139 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
140 CONST_INT operand to the correct mode after adding 1 to it.
142 2002-05-19 Mark Mitchell <mark@codesourcery.com>
144 * config.gcc (powerpc-wrs-windiss*): New target.
146 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
148 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
151 2002-05-18 Mark Mitchell <mark@codesourcery.com>
153 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
155 * config.in: Regenerated.
156 * configure: Regenerated.
158 2002-05-19 Richard Henderson <rth@redhat.com>
160 * target-def.h (TARGET_BINDS_LOCAL_P): New.
161 * target.h (struct gcc_target): Move boolean fields to the end.
163 * varasm.c (default_binds_local_p): New.
164 * output.h: Declare it.
166 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
167 * config/cris/cris.c (cris_encode_section_info): Likewise.
168 * config/i386/i386.c (i386_encode_section_info): Likewise.
169 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
170 * config/sh/sh.c (sh_encode_section_info): Likewise.
172 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
173 (TARGET_BINDS_LOCAL_P): New.
175 2002-05-19 Richard Henderson <rth@redhat.com>
177 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
178 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
179 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
181 * toplev.c (display_help): Kill -a -ax help.
183 * config/1750a/1750a.h, config/alpha/alpha.h,
184 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
185 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
186 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
187 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
189 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
190 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
192 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
193 (ix86_output_function_block_profiler): Kill.
194 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
195 (m68hc11_function_block_profiler): Kill.
196 * config/m68hc11/m68hc11-protos.h: Update.
197 * config/m88k/m88k.c (output_block_profiler): Kill.
198 (output_function_block_profiler): Kill.
199 * config/m88k/m88k-protos.h: Update.
201 2002-05-19 Richard Henderson <rth@redhat.com>
203 * system.h (STRIP_NAME_ENCODING): Poison it.
204 * output.h (STRIP_NAME_ENCODING): Remove.
205 (default_strip_name_encoding): Declare.
206 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
207 * target.h (strip_name_encoding): New.
208 * varasm.c (default_strip_name_encoding): New.
210 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
211 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
212 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
213 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
214 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
215 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
216 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
217 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
218 config/v850/v850.h: Use the hook, not the macro.
220 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
221 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
222 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
223 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
224 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
225 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
226 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
227 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
228 config/v850/v850.c, config/v850/v850.h:
229 Move STRIP_NAME_ENCODING to out-of-line function and add
230 TARGET_STRIP_NAME_ENCODING.
232 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
233 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
234 with TARGET_STRIP_NAME_ENCODING referencing existing function;
235 make function static.
237 * xcoffout.c: Include target.h
238 * Makefile.in (xcoffout.o): Update.
240 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
241 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
242 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
243 reloc argument unused.
244 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
246 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
247 STRIP_NAME_ENCODING docs.
249 2002-05-19 Andreas Jaeger <aj@suse.de>
251 * gengenrtl.c: Add prototype for excluded_rtx.
253 * real.h: Add prototype for exact_real_truncate.
255 2002-05-18 Richard Henderson <rth@redhat.com>
257 * system.h (ENCODE_SECTION_INFO): Poison it.
258 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
259 * target.h (encode_section_info): New.
260 * varasm.c (make_decl_rtl, output_constant_def): Use it.
261 * hooks.c (hook_tree_int_void): New.
262 * hooks.h: Declare it.
264 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
265 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
266 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
267 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
268 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
269 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
270 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
271 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
272 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
273 config/mcore/mcore-protos.h, config/mcore/mcore.c,
274 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
275 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
276 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
277 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
278 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
279 referencing existing function. Make function static.
281 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
282 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
283 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
284 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
285 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
286 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
287 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
288 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
289 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
290 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
291 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
292 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
293 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
294 Move ENCODE_SECTION_INFO to out-of-line function and add
295 TARGET_ENCODE_SECTION_INFO.
297 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
298 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
300 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
302 (switch_to_section): Replace in_rdata case with in_readonly_data.
304 * config/h8300/h8300.c (h8300_encode_label): Make static.
305 * config/h8300/h8300-protos.h: Update.
307 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
308 from rs6000_encode_section_info; make static.
309 (rs6000_xcoff_encode_section_info): New.
311 * config/v850/v850.c (v850_encode_data_area): Make static.
312 * config/v850/v850-protos.h: Update.
314 * config/vax/vax.c: Include flags.h.
315 (vms_select_section): Fix typo.
317 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
318 ENCODE_SECTION_INFO docs.
320 2002-05-18 Richard Henderson <rth@redhat.com>
322 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
323 REGISTER_TARGET_PRAGMAS.
324 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
326 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
328 2002-05-18 Richard Henderson <rth@redhat.com>
330 * system.h (SELECT_RTX_SECTION): Poison.
331 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
332 * target.h (select_rtx_section): New.
333 * varasm.c (output_constant_pool): Use it.
334 (default_select_rtx_section, default_elf_select_rtx_section): New.
335 * output.h: Declare them.
337 * config/darwin.h (SELECT_RTX_SECTION): Move ...
338 * config/darwin.c (machopic_select_rtx_section): ... here.
339 * config/darwin-protos.h: Update.
341 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
342 * config/nextstep.c (machopic_select_rtx_section): ... here.
343 (nextstep_select_section): Rename variable to avoid macro clash.
344 * config/nextstep-protos.h: Update.
346 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
347 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
348 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
349 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
350 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
351 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
352 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
353 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
354 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
355 (SELECT_RTX_SECTION): Remove.
357 * config/darwin.h, config/elfos.h, config/nextstep.h,
358 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
359 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
360 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
361 config/sparc/lynx.h, config/xtensa/xtensa.c
362 (TARGET_ASM_SELECT_RTX_SECTION): New.
364 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
365 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
366 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
367 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
368 (ia64_aix_select_rtx_section): New.
369 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
371 * config/mips/mips.c (mips_select_rtx_section): Make static.
372 Support ELF SHF_MERGE features.
373 * config/mips/mips-protos.h: Update.
374 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
375 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
376 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
377 make static, fall back to default_elf_select_rtx_section.
378 * config/rs6000/rs6000-protos.h: Update.
379 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
380 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
381 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
382 * config/romp/romp.c (romp_select_rtx_section): New.
383 * config/s390/s390.c (s390_select_rtx_section): New.
384 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
385 declarations before target macro definition.
386 (xtensa_emit_call): Use static buffer.
387 (xtensa_select_rtx_section): New.
388 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
389 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
390 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
392 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
393 SELECT_RTX_SECTION docs.
395 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
397 * i386.md (movsi/movdi): Fix template.
398 (sse2 patterns): Set attributes consistently.
400 * i386.md (pushqi2, ashrqi_*): Fix constraint.
402 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
404 * optabs.c (complex_part_zero_p): New.
405 * (expand_cmplxdiv_straight): Use it.
406 * (expand_cmplxdiv_wide): Ditto.
407 * (expand_binop): Ditto.
409 2002-05-18 Richard Henderson <rth@redhat.com>
411 * final.c (HAVE_READONLY_DATA_SECTION): New.
412 (shorten_branches): Use it instead of ifdefs.
413 * varasm.c (enum in_section): Add in_readonly_data.
414 (text_section, data_section): Tidy.
415 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
417 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
418 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
419 (READONLY_DATA_SECTION): Don't undef.
421 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
422 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
423 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
425 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
426 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
427 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
428 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
430 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
431 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
432 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
433 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
434 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
435 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
436 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
437 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
438 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
440 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
441 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
442 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
443 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
444 config/pa/pa64-hpux.h, config/sparc/litecoff.h
445 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
447 * config/elfos.h, config/netware.h, config/svr3.h,
448 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
449 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
450 config/h8300/h8300.h, config/i386/i386-interix.h,
451 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
452 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
454 * config/elfos.h, config/netware.h, config/svr3.h,
455 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
456 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
457 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
458 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
460 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
461 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
462 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
463 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
464 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
465 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
466 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
467 config/rs6000/sysv4.h, config/v850/v850.h
468 (EXTRA_SECTIONS): Remove in_const/in_rdata.
469 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
471 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
472 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
473 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
474 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
475 * config/alpha/alpha.c (alpha_start_function): Likewise.
476 (alpha_write_linkage): Likewise.
477 * config/m32r/m32r.c (m32r_select_section): Likewise.
478 * config/m88k/m88k.c (m88k_select_section): Likewise.
479 * config/mips/mips.c (mips_select_rtx_section): Likewise.
480 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
481 (rs6000_elf_select_section): Likewise.
482 * config/v850/v850.c (v850_select_section): Likewise.
484 * config/1750a/1750a.h, config/i860/sysv3.h
485 (READONLY_DATA_SECTION_ASM_OP): New.
486 READONLY_DATA_SECTION_ASM_OP.
487 * config/i386/interix.c, config/i386/winnt.c
488 (i386_pe_unique_section): Always use .rdata prefix.
489 * config/pa/som.h (readonly_data): Always switch to read-only section.
490 (READONLY_DATA_SECTION): Predicate on flag_pic.
491 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
492 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
493 (READONLY_DATA_SECTION): Update.
495 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
497 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
498 is used without -Wformat.
499 * c-common.h (warn_format_zero_length): Declare extern.
500 * c-decl.c (warn_options): Add "format-zero-length".
501 * c-format.c (warn_format_zero_length): Declare.
502 (set_Wformat): Set warn_format_zero_length for -Wformat.
503 (check_format_info): Only warn about zero-length formats if
504 warn_format_zero_length is true. Include the format type
505 name in the warning message.
506 * doc/invoke.texi: Document -Wformat-zero-length.
507 * testsuite/gcc.dg/format/zero-length-1.c: New test.
509 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
511 * timevar.c: Fix formatting.
513 * toplev.c: Likewise.
514 * tree-dump.c: Likewise.
515 * tree-inline.c: Likewise.
517 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
519 * cppinit.c (cpp_post_options): If preprocessed, turn off
520 traditional. If traditional, turn off column numbers.
521 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
522 * cpptrad.c (handle_newline): Update line_base.
523 (skip_comment): Handle -Wcomment.
525 2002-05-17 Zack Weinberg <zack@codesourcery.com>
527 * cppinit.c (struct builtin): Remove unused fields.
528 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
529 (operator_array): New - was second half of builtin_array.
530 (init_builtins): Simplify loop over builtin_array/operator_array.
532 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
534 * defaults.h (UNIQUE_SECTION): Remove.
535 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
537 2002-05-17 Richard Henderson <rth@redhat.com>
539 * expr.c (init_expr_once): Don't use start/end_sequence.
540 Use rtx_alloc instead of emit_insn.
541 * toplev.c (lang_dependent_init): Run init_expr_once here ...
542 (lang_independent_init): ... not here.
544 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
546 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
548 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
550 * config/avr/avr.c (avr_regs_to_save): New function. Also check
551 for fixed registers, possibly used for global register variables.
552 (initial_elimination_offset, avr_output_function_prologue,
553 avr_output_function_epilogue): Move common code to avr_regs_to_save.
555 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
557 * Makefile.in: Update for cpptrad.c.
558 * cpphash.h (struct cpp_buffer): New members for buffer
560 (struct cpp_reader): New members for traditional output.
561 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
562 * cppinit.c (cpp_create_reader): Set trad_line.
563 (cpp_destroy): Free trad_out_base if used.
564 (cpp_read_main_file): Overlay an empty buffer if traditional.
565 (cpp_finish_options): Don't do builtins.
566 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
567 (cpp_handle_option): Handle it.
568 * cpplex.c (continue_after_nul): New.
569 (_cpp_lex_direct): Use handle_nul.
570 * cpplib.h (struct cpp_options): New traditional option.
571 * cpptrad.c: New file.
573 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
575 * c-common.c (c_common_init_options): Use C89 for Objective-C,
576 and set the options flag.
577 * cppinit.c (lang_flags): Remove objc.
578 (lang_defaults): Remove OBJC and OBJCXX.
580 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
581 (cpp_handle_option): Remove -+ and -lang-objc++.
582 For ObjC, just set a flag.
583 (print_help): Update.
584 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
586 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
588 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
589 bootstrap with -mips3.
591 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
593 * final.c: Fix formatting.
594 * fix-header.c: Likewise.
596 * fold-const.c: Likewise.
597 * function.c: Likewise.
599 2002-05-17 David S. Miller <davem@redhat.com>
601 PR c/6689, PR optimization/6615
602 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
603 and make it a pointer to rtx. Update comments.
604 (update_equiv_regs): When scanning for equivalences, record
605 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
606 it while making the equiv replacements.
608 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
610 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
612 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
614 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
615 when encoding visibility into SYMBOL_REF_FLAG.
617 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
619 * expr.c (force_operand): Fix reversed move.
621 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
623 * doc/install.texi (Testing): Mention two common DejaGnu warnings
626 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
628 * doc/install.texi (Final install): Recommend to install into a
629 "clean" target directory.
631 2002-05-17 Richard Henderson <rth@redhat.com>
633 * config/ia64/ia64.md: Use braced strings instead of quoted strings
634 for code blocks. Tidy whitespace.
636 2002-05-17 Richard Henderson <rth@redhat.com>
638 * hooks.c (hook_tree_bool_false): New.
639 * hooks.h: Declare it.
640 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
641 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
642 * target.h (select_section, unique_section): New.
643 (in_small_data_p): New.
644 * varasm.c (resolve_unique_section): Use hooks instead of macros.
645 (variable_section, output_constant_def_contents): Likewise.
646 (default_select_section, default_unique_section): New.
647 (categorize_decl_for_section, default_elf_select_section): New.
648 * output.h: Declare them.
650 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
651 (TARGET_ASM_SELECT_SECTION): New.
652 (SELECT_SECTION): Move ...
653 * config/darwin.c (machopic_select_section): ... here.
654 * config/darwin-protos.h: Update.
656 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
657 (SELECT_SECTION): Move ...
658 * config/nextstep.c (nextstep_select_section): ... here.
659 * config/nextstep-protos.h: Update.
661 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
662 (TARGET_ASM_SELECT_SECTION): New.
663 * config/svr3.h (SELECT_SECTION): Remove.
665 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
666 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
667 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
668 (alpha_encode_section_info): Use it.
669 * config/alpha/alpha-protos.h: Update.
670 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
671 (SELECT_SECTION, UNIQUE_SECTION): Remove.
672 (TARGET_ASM_SELECT_SECTION): New.
673 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
675 * config/arm/pe.h (UNIQUE_SECTION): Remove.
676 (TARGET_ASM_UNIQUE_SECTION): New.
678 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
679 (avr_unique_section): Rename from unique_section; make static.
680 * config/avr/avr-protos.h: Update.
681 * config/avr/avr.h (UNIQUE_SECTION): Remove.
683 * config/c4x/c4x.h (SELECT_SECTION): Remove.
685 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
686 (TARGET_ASM_UNIQUE_SECTION): New.
687 * config/i386/i386-interix.h: Likewise.
688 * config/i386/win32.h: Likewise.
689 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
690 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
691 * config/i386/sco5.h (SELECT_SECTION): Remove.
692 (TARGET_ASM_SELECT_SECTION): New.
693 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
695 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
696 instead of SELECT_SECTION.
697 * config/m68k/dpx2.h: Likewise.
698 * config/rs6000/lynx.h: Likewise.
700 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
701 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
702 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
703 (ia64_in_small_data_p): New.
704 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
705 (ia64_aix_select_section, ia64_aix_unique_section): New.
706 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
707 (SELECT_SECTION, UNIQUE_SECTION): Remove.
709 * config/m32r/m32r.h (SELECT_SECTION): Remove.
710 (TARGET_ASM_SELECT_SECTION): New.
711 * config/m32r/m32r.c (m32r_select_section): Take align argument.
712 * config/m32r/m32r-protos.h: Update.
714 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
715 (SELECT_SECTION): Move ...
716 * config/m88k/m88k.c (m88k_select_section): ... here.
718 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
719 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
720 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
721 (mcore_unique_section): Make static.
722 * config/mcore/mcore-protos.h: Update.
724 * config/mips/elf.h (UNIQUE_SECTION): Remove.
725 (TARGET_ASM_UNIQUE_SECTION): New.
726 * config/mips/elf64.h: Likewise.
727 * config/mips/iris6gld.h: Likewise.
728 * config/mips/linux.h: Likewise.
729 * config/mips/mips-protos.h: Update.
730 * config/mips/mips.c (mips_select_section): Add align argument.
731 * config/mips/mips.h (SELECT_SECTION): Remove.
732 (TARGET_ASM_SELECT_SECTION): New.
734 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
735 * config/mmix/mmix.c (mmix_select_section): Remove.
736 (mmix_unique_section): Remove.
737 * config/mmix/mmix-protos.h: Update.
739 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
740 (SELECT_SECTION): Move ...
741 * config/pa/pa.c (pa_select_section): ... here.
742 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
744 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
745 from rs6000_select_section and make static.
746 (rs6000_elf_unique_section): Similarly.
747 (rs6000_xcoff_select_section): From xcoff.h.
748 (rs6000_xcoff_unique_section): Likewise.
749 * config/rs6000/rs6000-protos.h: Update.
750 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
751 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
752 * config/rs6000/xcoff.h: Likewise.
754 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
755 (SELECT_SECTION): Move ...
756 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
758 * config/v850/v850.h (SELECT_SECTION): Move ...
759 * config/v850/v850.c (v850_select_section): ... here.
760 (TARGET_ASM_SELECT_SECTION): New.
762 * config/vax/vms.h (SELECT_SECTION): Move ...
763 * config/vax/vax.c (vms_select_section): ... here.
764 (TARGET_ASM_SELECT_SECTION): New.
766 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
767 for the target hooks.
769 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
771 * config/arm/arm.c (emit_multi_reg_push): Do not set
772 RTX_FRAME_RELATED_P on the SEQUENCE.
774 2002-05-16 Richard Henderson <rth@redhat.com>
776 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
777 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
779 2002-05-16 Richard Henderson <rth@redhat.com>
781 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
783 * config/ia64/ia64.c (saveable_obstack): Do not declare.
785 2002-05-16 Richard Henderson <rth@redhat.com>
787 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
788 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
789 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
790 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
791 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
792 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
793 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
794 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
795 Revert "Basic block renumbering removal", and two followup patches.
797 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
799 * lcm.c (optimize_mode_switching): Revert previous change.
801 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
803 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
804 with only extant block numbers.
806 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
808 * lcm.c (optimize_mode_switching): Fix typo.
810 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
812 * flow.c (calculate_global_regs_live): Queue blocks in program order.
814 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
816 * doc/install.texi (Configuration): Document PWDCMD.
818 2002-05-16 Dale Johannesen <dalej@apple.com>
820 * combine.c (cant_combine_insn_p): Reenable combinations
821 involving hard regs unless CLASS_LIKELY_SPILLED_P.
823 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
825 * c-common.c (cb_register_builtins): Handle more built-ins
826 here rather than in gcc.c specs.
827 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
828 (cpp_options): Pass -O flags even when only preprocessing.
829 * toplev.c (set_fast_math_flags): New prototype.
830 (fast_math_flags_set_p): New.
831 (set_no_fast_math_flags): Remove.
832 (decode_f_option): Update.
833 * toplev.h (set_fast_math_flags): Update.
834 (fast_math_flags_set_p): New.
835 (set_no_fast_math_flags): Remove.
837 * c4x/c4x.c (c4x_override_options): Update.
839 2002-05-16 Zack Weinberg <zack@codesourcery.com>
841 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
843 (builtin_define_with_value): Can now wrap the expansion in
844 quotation marks if such is wanted.
845 (cb_register_builtins): Update calls to builtin_define_with_value.
846 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
848 (c_common_init): Set options->stdc_0_in_system_headers.
849 * c-lex.h: Update prototype of builtin_define_with_value.
850 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
853 * cppinit.c (VERS, ULP, C, X): Kill.
854 (builtin_array): Remove entries for __VERSION__,
855 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
856 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
858 (init_builtins): Kill off a bunch of now-dead code.
859 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
860 -fno-leading-underscore.
861 (cpp_handle_option): Remove code to set user_label_prefix.
862 (cpp_post_options): Likewise.
864 * cpplib.h (struct cpp_options): Remove user_label_prefix.
865 (stdc_0_in_system_headers): New.
866 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
867 stdc_0_in_system_headers) too to decide the value of __STDC__.
869 * tradcpp.c (user_label_prefix): Kill.
870 (main): Remove code handling -f(no-)leading-underscore.
871 (initialize_builtins): Don't define __REGISTER_PREFIX__
872 or __USER_LABEL_PREFIX__.
873 (install_value): Wrap compound statement in dummy loop so the
874 macro works properly in an if statement.
877 2002-05-16 Janis Johnson <janis187@us.ibm.com>
879 * loop.h (struct loop_info): Add member has_prefetch.
880 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
881 (prescan_loop): Initialize has_prefetch.
882 (struct prefetch_info): Change prefetch_in_loop and
883 prefetch_before_loop from bit fields to ints.
884 (emit_prefetch_instructions): Several small fixes.
885 (check_dbra_loop): Don't reverse loop that uses prefetch.
887 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
889 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
890 * configure.in: Likewise.
891 * fixinc/check.tpl: Likewise.
892 * fixinc/fixinc.dgux: Likewise.
893 * fixinc/fixinc.svr4: Likewise.
894 * fixinc/fixinc.winnt: Likewise.
895 * fixinc/fixincl.sh: Likewise.
896 * fixproto: Likewise.
897 * configure: Regenerate.
899 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
901 Basic block renumbering removal:
902 * basic_block.h (struct basic_block_def): Renamed index to sindex,
903 added prev_bb and next_bb fields.
904 (n_basic_blocks): Renamed to num_basic_blocks.
905 (last_basic_block): New, index of last basic block.
906 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
907 traversing basic block chain.
908 (BLOCK_NUM): index -> sindex.
909 (create_basic_block_structure, create_basic_block): Declaration changed.
910 (debug_num2bb): Declare.
911 (expunge_block_nocompact): Declaration removed.
912 (link_block, unlink_block, compact_blocks): Declare.
913 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
914 * cfg.c (entry_exit_blocks): Initialize new fields.
915 (clear_edges, alloc_block, expunge_block, cached_make_edge,
916 redirect_edge_pred, dump_flow_info, dump_edge_info,
917 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
918 free_aux_for_edges): Modified.
919 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
920 (expunge_block_nocompact): Removed.
921 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
922 find_unreachable_blocks, create_edge_list, print_edge_list,
923 verify_edge_list, flow_edge_list_print, remove_fake_successors,
924 remove_fake_edges, flow_reverse_top_sort_order_compute,
925 flow_depth_first_order_compute, flow_preorder_transversal_compute,
926 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
927 flow_dfs_compute_reverse_execute): Modified.
928 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
929 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
931 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
932 merge_blocks_move_predecessor_nojumps,
933 merge_blocks_move_successor_nojumps, merge_blocks,
934 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
935 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
936 * cfglayout.c (skip_insns_after_block, label_for_bb,
937 record_effective_endpoints, scope_to_insns_finalize,
938 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
939 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
940 cfg_layout_duplicate_bb): Modified.
941 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
942 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
943 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
944 flow_loops_find, flow_loop_outside_edge_p): Modified.
945 * cfgrtl.c (create_basic_block_structure, create_basic_block,
946 flow_delete_block, compute_bb_for_insn, split_block,
947 try_redirect_by_replacing_jump, redirect_edge_and_branch,
948 force_nonfallthru_and_redirect, tidy_fallthru_edge,
949 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
950 commit_edge_insertions, commit_edge_insertions_watch_calls,
951 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
952 purge_all_dead_edges): Modified.
953 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
954 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
955 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
957 * conflict.c (conflict_graph_compute): Modified.
958 * df.c (FOR_ALL_BBS): Removed.
959 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
960 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
961 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
962 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
963 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
964 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
965 * final.c (compute_alignments, final_scan_insn): Modified.
966 * flow.c (verify_local_live_at_start, update_life_info,
967 update_life_info_in_dirty_blocks, free_basic_block_vars,
968 delete_noop_moves, calculate_global_regs_live,
969 initialize_uninitialized_subregs, allocate_bb_life_data,
970 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
971 mark_used_reg, count_or_remove_death_notes): Modified.
972 * function.c (thread_prologue_and_epilogue_insns): Modified.
973 * gcse.c (struct null_pointer_info): Change typo of current_block
975 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
976 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
977 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
978 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
979 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
980 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
981 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
982 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
983 pre_delete, one_pre_gcse_pass, compute_transpout,
984 invalidate_nonnull_info, delete_null_pointer_checks_1,
985 free_code_hoist_mem, compute_code_hoist_vbeinout,
986 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
987 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
988 compute_store_table, build_store_vectors, insert_insn_start_bb,
989 insert_store, replace_store_insn, free_store_memory, store_motion):
991 * global.c (global_alloc, global_conflicts, mark_elimination,
992 build_insn_chain): Modified.
993 * graph.c (print_rtl_graph_with_bb): Modified.
994 * haifa-sched.c (sched_init): Modified.
995 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
996 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
997 if_convert): Modified.
998 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
999 compute_insert_delete, pre_edge_lcm, compute_available,
1000 compute_farthest, compute_nearerout, compute_rev_insert_delete,
1001 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
1003 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
1004 * loop.c (loop_dump_aux): Modified.
1005 * predict.c (combine_predictions_for_insn, estimate_probability,
1006 last_basic_block_p, process_note_prediction, process_note_predictions,
1007 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
1008 expensive_function_p, estimate_bb_frequencies,
1009 compute_function_frequency): Modified.
1010 * print-rtl.c (print_rtx): Modified.
1011 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
1012 get_exec_counts, compute_branch_probabilities, compute_checksum,
1013 branch_prob, find_spanning_tree): Modified.
1014 * recog.c (split_all_insns, peephole2_optimize): Modified.
1015 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
1016 convert_regs_1, convert_regs_2, convert_regs): Modified.
1017 * regclass.c (scan_one_insn, regclass): Modified.
1018 * regmove.c (mark_flags_life_zones, regmove_optimize,
1019 combine_stack_adjustments): Modified.
1020 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
1021 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
1022 * reorg.c (dbr_schedule): Modified.
1023 * resource.c (find_basic_block, init_resource_info): Modified.
1024 * sbitmap.c (sbitmap_intersection_of_succs,
1025 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
1026 sbitmap_union_of_preds): Modified.
1027 * sched-deps.c (init_dependency_caches): Modified.
1028 * sched-ebb.c (schedule_ebbs): Modified.
1029 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
1030 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
1031 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
1032 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
1033 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
1034 ssa_const_prop): Modified.
1035 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
1036 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
1037 * ssa.c (remove_phi_alternative, find_evaluations,
1038 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
1039 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
1040 make_regs_equivalent_over_bad_edges,
1041 make_equivalent_phi_alternatives_equival,
1042 compute_conservative_reg_partition,
1043 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
1044 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
1047 2002-05-16 Mark Mitchell <mark@codesourcery.com>
1049 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
1051 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
1053 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
1054 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
1055 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
1056 calling CONSTANT_POOL_ADDRESS_P.
1057 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
1058 to decide whether to define __arm__ or __thumb.
1059 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
1060 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
1062 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1064 * config/arc/arc.h (CPP_PREDEFINES): Remove.
1066 (TARGET_CPU_CPP_BUILTINS): New.
1068 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1070 * cpphash.h (cpp_macro): Move here, and make expansion a union.
1071 * cppmacro.c (cpp_macro): Remove.
1072 (enter_macro_context, replace_args, warn_of_redefinition,
1073 _cpp_create_definition, cpp_macro_definition): Update.
1075 2002-05-16 Jason Merrill <jason@redhat.com>
1077 * config/mips/mips.c (mips_output_external): Don't do sdata
1078 optimization for a variable with DECL_COMDAT set.
1080 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1082 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
1083 Cleanups for accepting modifiers on pointers.
1084 Fix predicate typos.
1085 Allow long pointers as well as int pointers.
1087 2002-05-15 Richard Henderson <rth@redhat.com>
1089 * varasm.c (merge_weak): Remove special case for extern and common.
1091 2002-05-15 Matt Hiller <hiller@redhat.com>
1093 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
1095 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
1096 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
1097 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
1098 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
1099 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
1100 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
1102 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1104 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
1106 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1108 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
1109 ("altivec_mfvscr"): Read from VSCR.
1111 Add vscr sets for the following insns: altivec_vctuxs,
1112 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
1113 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
1114 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
1115 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
1116 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
1117 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
1118 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
1119 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
1120 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
1121 altivec_vsum2sws, altivec_vsumsws.
1123 * config/rs6000/rs6000.h: Add VSCR fixed register.
1124 (CALL_REALLY_USED_REGISTERS): Add vscr.
1125 (CALL_USED_REGISTERS): Same.
1126 (FIXED_REGISTERS): Same.
1127 (REG_ALLOC_ORDER): Same.
1128 (reg_class): Add VSCR_REGS.
1129 (REG_CLASS_NAMES): Same.
1130 (REG_CLASS_CONTENTS): Same.
1132 (REGISTER_NAMES): Add vscr.
1133 (DEBUG_REGISTER_NAMES): Same.
1134 (ADDITIONAL_REGISTER_NAMES): Same.
1135 (FIRST_PSEUDO_REGISTER): Increment.
1136 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
1138 2002-05-15 Jakub Jelinek <jakub@redhat.com>
1140 * fold-const.c (fold): Fix a typo.
1142 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
1144 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
1145 comparison against the highest or lowest integer value before
1146 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
1147 transformation and that of an unsigned comparison against 0
1150 2002-05-15 Richard Henderson <rth@redhat.com>
1152 * varasm.c (merge_weak): Error for any weakening after definition.
1153 Adjust weakening after use warning to catch more cases.
1154 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
1155 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
1157 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
1159 * invoke.texi (-malign-double): Re-add lost warning.
1161 * i386-protos.h (x86_output_mi_thunk): Declare.
1162 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
1163 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
1165 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
1166 when flag_asynchronous_unwind_tables is set.
1168 * flags.h (flag_reorder_functions): Declare.
1169 * function.c (prepare_function_start): Initialize frequnecy.
1170 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
1171 * Makefile.in (predict.o): Add dependency on target.h and params.h
1172 * defaults.h (HOT_TEXT_SECTION_NAME,
1173 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
1174 * predict.c (choose_function_section): New function.
1175 (estimate_bb_frequencies): Use it.
1176 * toplev.c (flag_reorder_functions): New global variable.
1177 (lang_independent_options): New.
1178 (parse_options_and_default_flags): Set.
1179 * varasm.c (assemble_start_function): Bypass functdion alignment
1180 for never executed functions.
1181 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
1182 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
1183 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1186 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
1188 * predict.c: Inlude profile.h
1189 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
1190 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
1191 Use the information about maximal counter in the program.
1193 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
1195 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
1196 probably_never_executed_bb_p): New functions.
1197 * cfgcleanup.c (outgoing_edges_match): Use them.
1198 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
1199 (maybe_hot_bb_p, probably_cold_bb_p,
1200 probably_never_executed_bb_p): New functions.
1202 * function.h (function): Add new field function_frequency.
1203 * predict.c (compute_function_frequency): New function.
1204 (estimate_probability): Call it.
1206 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1208 PR optimization/5172, optimization/5200
1209 * gcse.c (gcse_main): Disable store_motion.
1211 2002-05-14 Zack Weinberg <zack@codesourcery.com>
1213 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
1214 (c_common_nodes_and_builtins): Use it.
1215 (builtin_define_with_value): New function.
1216 (cb_register_builtins): Define __SIZE_TYPE__,
1217 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
1218 using builtin_define_with_value. Use consistent notation when
1219 defining __GXX_WEAK__.
1220 (WCHAR_TYPE_SIZE): Don't redefine.
1221 (combine_strings): Don't use WCHAR_TYPE_SIZE.
1223 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
1224 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
1225 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
1226 * tradcpp.c (initialize_builtins): Likewise.
1227 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
1229 * c-lex.h (builtin_define_with_value): Prototype.
1230 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
1231 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
1232 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
1234 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
1235 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
1236 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
1237 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
1238 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
1239 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
1240 config/sparc/sol2-bi.h, config/sparc/sparc.h:
1241 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
1242 to __SIZE_TYPE__ etc from all spec strings. When this makes
1243 extra specs empty, delete them.
1245 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1247 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
1248 for PA8000 or generating dwarf2 call frame information.
1249 (output_call): Remove DO_FRAME_NOTES check from return pointer
1251 (following_call): Return 0 when scheduling for PA8000 or generating
1252 dwarf2 call frame information. Revise comment.
1254 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1257 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
1258 and __IEEE_FP_INEXACT as appropriate.
1259 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
1260 (CPP_SPEC): Remove ieee defines.
1261 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
1263 2002-05-14 Richard Henderson <rth@redhat.com>
1265 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
1266 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
1268 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1270 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
1272 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
1273 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
1274 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
1275 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
1276 (EXTRA_SPECS): Update.
1277 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
1278 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
1279 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
1280 define TARGET_OS_CPP_BUILTINS if necessary.
1282 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1284 * gcc.c (cpp_options): Must pass -m* and -f* options
1285 to the front end even when only preprocessing.
1286 (cc1_options): Remove redundant -lang-c.
1287 * tradcpp.c (main): Ignore -m options.
1289 * lang-specs.h: Similarly.
1291 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
1293 * genautomata.c (transform_3): Add code for transformation
1294 `(A,B,...)+C -> A+C,B,...'.
1296 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
1298 * final.c (end_final): Do not output profile_arcs constructor, when
1299 no functions are instrumented.
1301 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
1303 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
1305 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1307 * doc/install.texi: Remove special markup originally required for
1308 HTML generation with texi2html.
1310 2002-05-14 Andreas Schwab <schwab@suse.de>
1312 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
1314 (UNIQUE_SECTION): Define to get small data correctly.
1316 * varasm.c (resolve_unique_section): Add third parameter
1317 flag_function_or_data_sections and use it instead of
1318 flag_function_sections.
1319 (assemble_start_function): Pass flag_function_sections.
1320 (asm_emit_uninitialised): Pass flag_data_sections.
1321 (assemble_variable): Likewise.
1323 2002-05-14 Richard Henderson <rth@redhat.com>
1325 * config/i386/i386.md: Use define_constants for unspec numbers.
1326 * config/i386/i386.c: Likewise.
1328 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1330 * doc/contrib.texi: Update my entry.
1332 2002-05-13 Mark Mitchell <mark@codesourcery.com>
1334 * fixinc/inclhack.def (winidss_valist): Limit applicability.
1335 * fixinc/fixincl.x: Regenerated.
1336 * fixinc/tests/base/math.h: Update.
1337 * fixinc/tests/base/testing.h: Likewise.
1339 2002-05-13 Zack Weinberg <zack@codesourcery.com>
1341 * genattr.c (gen_attr): Don't emit a comma after the last
1344 2002-05-13 Richard Henderson <rth@redhat.com>
1346 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
1348 * recog.c (peephole2_optimize): Likewise.
1350 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
1352 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
1355 2002-05-13 Jeffrey A Law (law@redhat.com)
1357 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
1358 Update prototype and callers.
1359 (propagate_one_insn): Stack pointer adjustments kill MEMs on
1360 the mem_set_list which reference the stack pointer, as do
1361 calls to constant functions as they may clobber outgoing
1364 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
1366 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
1367 (ia32_multipass_dfa_lookahead): New function.
1369 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1371 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
1372 (translate_options): Remove 'V'.
1373 (process_command): Similarly.
1375 * invoke.texi: Remove documentation of 'V'.
1377 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
1379 * config/s390/linux.h: Revert 2002-04-22 changes.
1381 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
1383 * config/fr30/fr30.md: Only allow splits of immediate loads
1384 if the destination is a register.
1386 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1388 * Makefile.in (c-common.o, cppinit.o): Update.
1389 * c-common.c: Include except.h.
1390 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
1391 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
1392 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
1393 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
1394 CPP_PREDEFINES): Handle here.
1396 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
1397 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
1398 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
1399 TARGET_OS_CPP_BUILTINS.
1400 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
1401 (CPP_SPEC, EXTRA_SPECS): Update.
1402 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
1403 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
1404 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
1405 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
1406 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
1408 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
1409 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
1411 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1413 * emit-rtl.c (global_rtl): Update comment.
1414 (const_double_htab, const_double_htab_hash,
1415 const_double_htab_hash, lookup_const_double): New.
1416 (const_int_htab_hash, const_int_htab_eq): Remove const
1417 qualifiers, which cause tons of warnings with RTL checking on.
1418 (gen_rtx_CONST_DOUBLE): Deleted.
1419 (const_double_from_real_value): New function - bears some
1420 resemblance to the former immed_real_const_1.
1421 (immed_double_const): Moved here from varasm.c and
1423 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
1424 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
1425 (gen_rtx): Use immed_double_const.
1426 (init_emit_once): Initialize the const_double_htab. Use
1427 REAL_VALUE_FROM_INT where possible. Can now use
1428 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
1429 * varasm.c (struct varasm_status): Remove x_const_double_chain.
1430 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
1431 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
1432 (init_varasm_status, mark_varasm_status): Don't touch
1433 x_const_double_chain.
1435 * output.h: Delete prototype for clear_const_double_mem.
1436 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
1437 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
1438 const_double_from_real_value, not immed_real_const_1, and use
1439 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
1441 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
1442 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
1443 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
1444 (gen_rtx_REG): Second arg is unsigned.
1446 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
1447 (excluded_rtx): New, return true for CONST_DOUBLE.
1448 (genmacro): Write nothing for excluded codes.
1449 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
1450 * expr.c (expand_expr): Likewise.
1451 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
1453 * toplev.c (rest_of_compilation): Don't call
1454 clear_const_double_mem.
1456 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
1457 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
1458 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
1459 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
1460 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
1461 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
1462 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
1463 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
1465 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1467 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
1469 2002-05-12 Tom Tromey <tromey@redhat.com>
1471 * tree.h (copy_node): Don't mention TREE_PERMANENT.
1473 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1475 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
1476 (scan_comma_elt): New function. Accepts whitespace in comma lists.
1477 * gensupport.h: Prototype new routines.
1478 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
1480 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
1481 (next_comma_elt): Use scan_comma_elt.
1483 * config/i386/i386.md: Use new attribute notation to break up
1484 long lines in define_attr forms.
1486 2002-05-12 Richard Henderson <rth@redhat.com>
1488 * expr.c (compress_float_constant): New.
1489 (emit_move_insn): Use it.
1490 (float_extend_from_mem): New.
1491 (init_expr_once): Initialize it.
1492 * real.c (exact_real_truncate): New.
1494 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
1495 dropped into memory; penalize for size.
1496 (RTX_COSTS): FLOAT_EXTEND is free.
1497 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
1498 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
1500 2002-05-12 Richard Henderson <rth@redhat.com>
1502 * profile.h (profile_info): Add missing extern to declaration.
1503 * profile.c (profile_info): Define it.
1505 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1507 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
1508 used for DImode and TImode.
1510 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1512 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
1515 2002-05-11 Zack Weinberg <zack@codesourcery.com>
1517 * config/rs6000/rs6000.c (rs6000_default_long_calls,
1518 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
1519 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
1520 (rs6000_override_options): Handle -m(no-)longcall.
1521 (init_cumulative_args, output_mi_thunk): Check for both
1522 longcall and shortcall attributes on the function.
1523 (rs6000_attribute_table): Add "shortcall".
1524 (rs6000_handle_longcall_attribute): Update comment.
1525 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
1526 altivec_expand_ternop_builtin): Add default clauses to switches
1527 to silence warnings.
1529 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
1530 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
1531 (TARGET_OPTIONS): Add longcall and no-longcall.
1533 * config/rs6000/rs6000.md (call_nonlocal_sysv,
1534 call_value_nonlocal_sysv): Split by alternatives. One pair
1535 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
1536 the call cookie. The other pair accepts only LR/CTR and has
1539 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
1540 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
1542 * config/rs6000/rs6000-c.c: New file.
1543 * config/rs6000/t-rs6000-c-rule: New file.
1544 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
1545 Prototype rs6000_pragma_longcall.
1547 * doc/extend.texi: Document shortcall attribute.
1548 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
1550 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1552 * reorg.c (dbr_schedule): Remove unnecessary test.
1554 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1556 * i386.md (testsi to testqi spliters): New.
1558 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
1560 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
1562 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
1564 * basic-block.h: New flag EDGE_CAN_FALLTHRU
1565 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
1566 that can be made fallthru.
1568 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
1570 * cfglayout.c (cleanup_unconditional_jumps): New static function.
1571 (cfg_layout_initialize): Use it.
1573 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
1575 * config/avr/avr.c (avr_mcu_types): Update supported devices.
1576 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1577 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1579 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
1581 * dbxout.c: Fix formatting.
1582 * dependence.c: Likewise.
1584 * diagnostic.c: Likewise.
1585 * doloop.c: Likewise.
1586 * dominance.c: Likewise.
1587 * doschk.c: Likewise.
1588 * dwarf2asm.c: Likewise.
1589 * dwarf2out.c: Likewise.
1590 * dwarfout.c: Likewise.
1592 2002-05-10 Richard Henderson <rth@redhat.com>
1594 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
1595 Convert integers constants as needed. Replace "nwords" field with
1597 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
1598 * function.h: Fix typo in comment.
1599 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
1601 2002-05-10 Roger Sayle <roger@eyesopen.com>
1603 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
1604 into the equivalent (signed char)c > 0.
1606 2002-05-10 Janis Johnson <janis187@us.ibm.com>
1608 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
1609 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
1610 (struct prefetch_info): Fix spelling of member bytes_accessed.
1611 (emit_prefetch_instructions): Make dump messages more regular;
1612 restructure code to add more dump messages; use new macros for
1613 heuristics. (There are no code generation changes in any of this).
1615 2002-05-10 David S. Miller <davem@redhat.com>
1617 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
1618 (struct rtx_def): Update unchanging flag comment.
1619 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
1620 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
1621 to be handled to INSN too.
1622 (dbr_schedule): Likewise.
1623 * resource.c (next_insn_no_annul): Likewise.
1625 * cse.c (rtx_cost): Remove multiplication by power of 2 special
1628 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1630 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
1631 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
1632 (possibly) work around broken /bin/sh.
1634 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1636 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
1637 . as N64/N32 libgcc_s.so subdirs.
1639 2002-05-10 David S. Miller <davem@redhat.com>
1641 * config/sparc/sparc.md: Use define_constants for unspec numbers.
1643 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
1645 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
1647 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
1648 * doc/rtl.texi: Document these macros more accurately.
1649 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
1650 JUMP_INSNs and CALL_INSNs.
1651 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
1652 or INSN_FROM_TARGET_P if the code is appropriate.
1654 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
1656 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
1657 before using SYMBOL_REF_FLAG (addr).
1659 * config/avr/avr-protos.h (avr_io_address_p): Declare.
1660 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
1661 Make non-static. Update all callers.
1662 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
1663 New insns to clear/set/test a single bit in I/O address space.
1665 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
1669 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1671 * Makefile.in: Update.
1672 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
1673 builtin_define_std): New.
1674 (c_common_init): Register CPP builtins callback.
1675 * c-common.h (flag_iso, flag_undef): New.
1676 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
1677 * c-lex.c: Don't include target.h.
1678 (cb_register_builtins): Move to c-common.c.
1679 (init_c_lex): Don't register hook here.
1680 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
1681 (cpp_define, cpp_assert): Remove.
1682 * gcc.c (cc1_options): Pass -undef to front end.
1683 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
1684 (TARGET_INITIALIZER): Update.
1685 * target.h (struct cpp_reader): Don't predeclare.
1686 (struct gcc_target): Remove cpp builtin hook.
1687 * tree.c (default_register_cpp_builtins): Remove.
1691 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1693 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
1695 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1697 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
1698 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
1700 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1702 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
1703 * config/sparc/libgcc-sparc-glibc.ver: New file.
1704 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1705 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
1707 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1710 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
1711 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
1712 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
1714 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
1715 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
1716 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1717 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1719 2002-05-09 Richard Henderson <rth@redhat.com>
1721 * config/ia64/ia64.md: Use define_constants for unspec numbers.
1722 * config/ia64/ia64.c: Likewise.
1724 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
1726 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
1727 (save_restore_insns): Likewise.
1728 (mips_expand_prologue, mips_expand_epilogue): Update callers.
1729 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
1731 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
1733 * athlon.md, k6.md, pentium.md, ppro.md): New files.
1734 * i386.md: Move scheduling information into new files.
1736 * i386.md (type attribute): Add "rotate" for rotate insns.
1737 (rotate insns): Set type to "rotate".
1738 (various attributes and function units): Treat rotate like shift.
1739 (pent_pair attribute): Only rotates by one bit position are
1741 (sbb insns): Explicitly set pent_pair attribute on a couple
1742 that were missing it.
1744 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
1746 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
1747 make sure that buffer starts on odd word address.
1748 (sh_va_arg): Skip odd fp registers when reading a double precision
1751 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1753 * tree.h (preserve_data, object_permanent_p, type_precision):
1756 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1758 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
1759 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
1761 * cpp.texi: Update for removal of obsolete features.
1763 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
1764 Jeffrey A Law (law@redhat.com)
1766 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
1767 the DFA interface for Pentium processors.
1768 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
1769 (attr_pent_pair, ix86_pent_find_pair): Remove.
1770 (ix86_sched_reorder_pentium): Remove.
1771 (ix86_sched_reorder): Remove reordering for Pentium.
1772 * i386.md (Pentium scheduling): Rewrite using DFA description.
1774 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
1776 * cfganal.c (can_fallthru): Fix fast path.
1777 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
1778 with edges to the next block.
1780 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
1781 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
1783 * final.c (end_final): Use C trees to output data structures for profiling.
1785 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
1786 (profile.o): New dependency profile.h
1787 (final.o): New dependency profile.h
1788 * profile.h: New file. New global structure profile_info.
1789 * final.h (count_edges_instrumented_now): Declare.
1790 (current_function_cfg_checksum): Declare.
1791 (function_list): New structure.
1792 (functions_head, functions_tail): New static variables.
1793 (end_final): Emits more data, removed some -ax stuff.
1794 (final): Stores function names and chcksums.
1795 * gcov-io.h (__write_gcov_string): New function.
1796 (__read_gcov_string): New function.
1797 * gcov.c (read_profile): New function.
1798 (create_program_flow_graph): Uses read_profile instead of reading
1800 (read_files): Removed da_file checking, it's done by read_profile now.
1801 * libgcc2.c (bb_function_info): New structure.
1802 (bb): New field in structure, removed some -ax stuff.
1803 (__bb_exit_func): Changed structure of da_file.
1804 * profile.c (count_edges_instrumented_now): New global variable.
1805 (current_function_cfg_checksum): New global variable.
1806 (max_counter_in_program): New global variable.
1807 (get_exec_counts): New function.
1808 (compute_checksum): New function.
1809 (instrument_edges): Sets count_edges_instrumented_now.
1810 (compute_branch_probabilities): Uses get_exec_counts instead of
1812 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
1813 (init_branch_prob): Removed da_file checking, done in get_exec_counts
1815 (end_branch_prob): Removed da_file checking, done in get_exec_counts
1817 * gcov.texi: Updated information about gcov file format.
1819 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
1821 * sbitmap.c: Fix formatting.
1823 * scan-decls.c: Likewise.
1824 * sched-deps.c: Likewise.
1825 * sched-ebb.c: Likewise.
1826 * sched-rgn.c: Likewise.
1827 * sched-vis.c: Likewise.
1828 * sdbout.c: Likewise.
1829 * sibcall.c: Likewise.
1830 * simplify-rtx.c: Likewise.
1832 * ssa-ccp.c: Likewise.
1833 * ssa-dce.c: Likewise.
1835 * stor-layout.c: Likewise.
1836 * stringpool.c: Likewise.
1838 2002-05-09 David S. Miller <davem@redhat.com>
1840 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
1842 2002-05-07 David S. Miller <davem@redhat.com>
1844 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
1845 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
1846 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
1847 library implementation clobbers the output before the inputs
1848 are fully consumed, use stack temporary for the output.
1850 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
1852 * config/netbsd.h (CPP_SPEC): Remove.
1853 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
1854 * config/i386/netbsd.h (CPP_SPEC): Define.
1855 * config/ns32k/netbsd.h (CPP_SPEC): Define.
1856 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
1857 * config/sparc/netbsd.h (CPP_SPEC): Define.
1858 * config/vax/netbsd.h (CPP_SPEC): Define.
1860 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
1862 * read-rtl.c: Fix formatting.
1864 * recog.c: Likewise.
1865 * regclass.c: Likewise.
1866 * regmove.c: Likewise.
1867 * reg-stack.c: Likewise.
1868 * reload1.c: Likewise.
1869 * reload.c: Likewise.
1870 * resource.c: Likewise.
1871 * rtlanal.c: Likewise.
1873 * rtl-error.c: Likewise.
1875 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1877 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
1878 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
1880 2002-05-08 Bernd Schmidt <bernds@redhat.com>
1882 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
1883 use __SSE2__ macro instead.
1884 * config/i386/xmmintrin.h: Likewise.
1886 2002-05-08 Janis Johnson <janis187@us.ibm.com>
1888 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
1889 and use it in all invocations of these macros. Clean up comments.
1890 * rtl.c (rtl_check_failed_flag): Add an argument for the name
1891 of the flag access macro whose check failed.
1892 * doc/rtl.texi (Flags): Document additional flag uses.
1894 2002-05-08 Robert Spier <rspier@pobox.com>
1895 Neil Booth <neil@daikokuya.demon.co.uk>
1897 PR preprocessor/6521
1898 * cppfiles.c (handle_missing_header): Don't do anything
1899 different for <> includes.
1901 * cppopts.texi: Update documentation for -MG.
1903 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
1905 * cpplex.c (cpp_interpret_charconst): Truncate as well as
1908 * cpp.texi: Clarify multichar charconst valuation.
1910 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1912 * doc/invoke.texi: Document -mwindiss option.
1914 2002-05-08 Jason Merrill <jason@redhat.com>
1916 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
1918 * dwarf2out.c (gen_type_die): Abort on broken recursion.
1921 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
1924 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
1926 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
1927 little-endian multilibs to override arm/thumb multilibs.
1928 Do not build hardware floating point multilibs, nor apcs-26
1929 multilibs for the Thumb.
1931 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1934 * varasm.c (mark_weak): New function.
1935 (merge_weak): Use it. Do not call declare_weak.
1936 (declare_weak): Use merge_weak.
1938 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1940 * cse.c (dead_libcall_p): Update counts.
1941 (delete_trivially_dead_insns): Update call of dead_libcall_p.
1943 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1945 * cfglayout.c (function_tail_eff_head): Rename to ...
1946 (function_footer): ... this one.
1947 (unlink_insn_chain): New functions.
1948 (label_for_bb): Only call block_label and emit debug message.
1949 (record_effective_endpoints): Actually unlink the headers and footers.
1950 (fixup_reorder_cahin): Re-insert the unlinked sequences.
1951 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
1952 * cfglayout.h (struct reorder_block_def): New fields footer/header;
1953 remove eff_head/eff_end.
1954 * rtl.h (set_first_insn): Declare.
1955 * emit-rtl.c (set_first_insn): New function.
1957 * cfglayout.c (fixup_reorder_chain): Dump duplicated
1958 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1959 cfg_layout_duplicate_bb): New global function.
1960 (duplicate_insn_chain): New static function.
1961 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1962 cfg_layout_duplicate_bb): Declare.
1963 (struct reorder_block_def): Add "original" field.
1964 * emit-rtl.c (emit_copy_of_insn_after): New function.
1965 * rtl.h (emit_copy_of_insn_after): Declare.
1967 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
1968 (fixup_reorder_chain): properly handle edges to exit block.
1970 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1971 Jan Hubicka <jh@suse.cz>
1973 * basic-block.h (note_prediction_to_br_prob): declare.
1974 * c-semantics.c: Inlucde predit.h
1975 (expand_stmt): predict GOTO_STMT as not taken.
1976 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
1977 (cleanup_cfg): Do not free tail_recursion_list.
1978 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
1979 (flow_delete_block): Kill predictions past end of basic block.
1980 * output.h (delete_unreachable_blocks): Declare.
1981 * predict.c (predicted_by_p, process_note_predictions,
1982 process_note_prediction, last_block_p): New function.
1983 (estimate_probability): Bypass loop on PRED_CONTINUE;
1984 do not handle noreturn heuristics; kill PRED_RETURN; add
1986 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
1987 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
1988 * predict.h (IS_TAKEN): New constant.
1989 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
1990 * rtl.c (NOTE_INSN_PREDICTION): New.
1991 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
1993 (insn_note): add NOTE_INSN_PREDICTION.
1994 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
1995 CFG; free tail_recursion_label_list.
1996 * stmt.c: Include predict.h;
1997 (return_prediction): New.
1998 (expand_value_return): Use it.
1999 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
2001 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
2003 * config/mips/mips.md: Name the unspecs with define_constant.
2004 (*HILO_delay): Rename to 'hilo_delay' (no star).
2005 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
2006 (reload_outdi, reload_outsi): Likewise.
2008 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
2010 * toplev.c: Fix formatting.
2012 2002-05-07 Janis Johnson <janis187@us.ibm.com>
2014 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
2015 * configure.in (ac_rtlflag_checking): New.
2016 * doc/install.texi (--enable-checking): Document RTL flag checking.
2018 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
2020 * c-common.c (c_common_init): Set options->unsigned_wchar.
2021 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
2022 group target dependencies.
2023 (init_builtins, cpp_handle_option): Update.
2024 * cpplex.c (cpp_interpret_charconst): Update.
2025 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
2026 signed_char to unsigned_char, group target dependencies.
2027 * defaults.h (WCHAR_UNSIGNED): Remove.
2028 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
2030 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
2031 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
2032 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
2033 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
2034 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
2036 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
2038 2002-05-07 Mark Mitchell <mark@codesourcery.com>
2040 * fixinc/inclhack.def (windiss_math1): New fix.
2041 (windiss_math2): Likewise.
2042 (windiss_valist): Likewise.
2043 * fixinc/fixincl.x: Regenerated.
2045 2002-05-07 Andreas Jaeger <aj@suse.de>
2047 * genautomata.c (output_internal_min_issue_delay_func): Add
2048 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
2049 (output_internal_trans_func): Likewise.
2051 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
2053 * pa.c (hppa_profile_hook): Use force_reg to get the address
2054 of the profile hook into an appropriate pseudo register.
2056 2002-05-07 Mark Mitchell <mark@codesourcery.com>
2058 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
2059 (LINK_START_SPEC): Handle it.
2060 (LINK_OS_SPEC): Likewise.
2061 (CPP_SPEC): Likewise.
2062 (STARTFILE_SPEC): Likewise.
2063 (LIB_SPEC): Likewise.
2064 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
2066 (CRTSAVRES_DEFAULT_SPEC): New macro.
2067 (LIB_WINDISS_SPEC): New macro.
2068 (CPP_OS_WINDISS_SPEC): Likewise.
2069 (STARTFILE_WINDISS_SPEC): Likewise.
2070 (ENDFILE_WINDISS_SPEC): Likewise.
2071 (LINK_START_WINDISS_SPEC): Likewise.
2072 (LINK_OS_WINDISS_SPEC): Likewise.
2073 * config/rs6000/windiss.h: New file.
2075 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
2077 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
2079 2002-05-06 David S. Miller <davem@redhat.com>
2081 * config/sparc/sparc.md (shift insns): Do not mask off
2082 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
2085 2002-05-06 Richard Henderson <rth@redhat.com>
2088 * expr.c (highest_pow2_factor_for_type): New.
2089 (expand_assignment): Use it.
2091 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
2093 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
2095 ("altivec_mfvscr"): Same.
2097 2002-05-06 Janis Johnson <janis187@us.ibm.com>
2099 * rtl.h (struct rtx_def): Update comments.
2100 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
2101 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
2102 RTL_FLAG_CHECK macros with list of expected RTL codes.
2103 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
2104 (rtl_check_failed_flag): New.
2105 * reload1.c (reload): Use REG macro before changing rtx to MEM.
2106 (reload_cse_noop_set_p): Check rtx code before using access macro.
2107 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
2108 before using access macro.
2110 2002-05-06 Janis Johnson <janis187@us.ibm.com>
2112 * doc/rtl.texi (Flags): Update to reflect current usage.
2114 2002-05-06 Roger Sayle <roger@eyesopen.com>
2117 * fold-const.c (sign_bit_p): New function.
2118 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
2119 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
2120 Reapply fold when converting (A & C) == C into (A & C) != 0.
2121 (fold_binary_op_with_conditional_arg): Fix typo in comment.
2123 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
2125 * c-common.c (warn_multichar): New.
2126 (c_common_init): Set CPP's warn_multichar.
2127 * c-common.h (warn_multichar): New.
2128 * c-decl.c (warn_multichar): Remove.
2129 * c-lex.c (lex_charconst): Update.
2130 * c-tree.h (warn_multichar): Remove.
2131 * cppexp.c (eval_token): Sign-extend charconst value.
2132 * cppinit.c (cpp_create_reader): Set warn_multichar.
2133 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
2134 each character. Update prototype. Sign-extend the result.
2135 * cpplib.h: Fix conditions.
2136 (struct cpp_options): Add new warning flag.
2137 (cpp_interpret_charconst): Update prototype.
2139 * cpp.texi: Update documentation.
2141 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
2143 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
2144 Fix typo in usage of allof instead of unit.
2146 2002-05-06 Richard Henderson <rth@redhat.com>
2148 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
2149 and any jump or call for IN.
2151 2002-05-06 Bernd Schmidt <bernds@redhat.com>
2153 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
2155 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
2157 2002-05-06 Roger Sayle <roger@eyesopen.com>
2159 * fold-const.c (lshift-double): Cast the high word to an unsigned
2160 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
2161 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
2162 avoid compiler warning. (fold): Remove redundant code from
2163 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
2165 2002-05-06 Jeff Law <law@redhat.com>
2167 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
2168 * pa.c (pa_adjust_cost): Remove all true dependency cost
2169 adjustments. Also remove support for non-DFA scheduling.
2170 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
2171 to adjust true dependency costs. Update various comments.
2172 (7100lc, 7200, 7300 scheduling): Simplify by combining the
2173 FP ALU & MPY units into a single unit.
2175 2002-05-06 Catherine Moore <clm@redhat.com>
2177 * config/v850/v850.c (compute_register_save_size): Make sure
2178 to count all of the registers that will be saved.
2180 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
2182 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
2184 2002-05-06 David S. Miller <davem@redhat.com>
2186 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
2187 allow result to overlap input operands in memory.
2189 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2192 * cpp.texi: Update multichar charconst docs.
2194 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2196 * cpplex.c (cpp_interpret_charconst): Sign-extend each
2197 character. Don't ignore excess characters. Treat
2198 multicharacter character constants as signed.
2199 (cpp_parse_escape): Clarify diagnostic.
2201 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2203 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
2204 use add instead of shift.
2205 (ashldi3_sp64): Likewise.
2206 (ashlsi3_const1, ashldi3_const1): Remove.
2207 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
2208 * config/sparc/sparc.c (const1_operand): New.
2210 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
2212 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
2214 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2217 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
2219 2002-05-05 Richard Henderson <rth@redhat.com>
2221 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
2222 memory latency adjustments.
2223 (alpha_variable_issue): Remove.
2224 (alpha_use_dfa_pipeline_interface): New.
2225 (alpha_multipass_dfa_lookahead): New.
2226 * config/alpha/alpha.md: Remove define_function_unit scheduling;
2227 include new dfa scheduling.
2228 (attr type): Add none.
2230 * config/alpha/ev4.md: New.
2231 * config/alpha/ev5.md: New.
2232 * config/alpha/ev6.md: New.
2234 2002-05-05 David S. Miller <davem@redhat.com>
2236 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
2238 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
2240 * cse.c: Fix formatting.
2241 * emit-rtl.c: Likewise.
2243 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2245 * genautomata.c (initiate_states): Add additional guard to
2246 initialize `units_array'.
2248 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2250 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
2251 process_unit_to_form_the_same_automaton_unit_lists,
2252 form_the_same_automaton_unit_lists
2253 check_unit_distributions_to_automata): New prototypes and
2255 (check_automata): Rename it into `check_automata_insn_issues'.
2256 (unit_decl): New fields `the_same_automaton_unit' and
2257 `the_same_automaton_message_reported_p'.
2258 (unit_decl_t): New typedef.
2259 (the_same_automaton_lists): New gloval variable.
2260 (unit_regexp, unit_set_el, units_array, units_cmp,
2261 output_get_cpu_unit_code_func): Use the typedef.
2262 (evaluate_max_reserv_cycles): Increment
2263 `description->max_insn_reserv_cycles'.
2264 (initiate_states): Don't increment `max_cycles_num'.
2265 (transform_insn_regexps): Move code around transformation of
2266 regexps from `generate'.
2267 (generate): Remove call of `transform_insn_regexps'.
2268 (expand_automata): Call `transform_insn_regexps' and
2269 `check_unit_distributions_to_automata'. Check errors before
2272 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
2273 automaton `ultrasparc3_1'.
2275 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2277 * c-common.c (c_common_init): Set up CPP arithmetic.
2278 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
2279 something reasonable for the host.
2280 (sanity_checks): Add checks.
2281 (cpp_read_main_file): Call sanity_checks() from here...
2282 (cpp_post_options): ... not here.
2283 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
2284 * cpplib.h (struct cpp_options): New member int_precision.
2286 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2288 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
2290 2002-05-04 David S. Miller <davem@redhat.com>
2292 * config/sparc/linux.h, config/sparc/linux64.h
2293 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
2295 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
2297 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
2299 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
2302 2002-05-05 Tim Josling <tej@melbpc.org.au>
2304 * treelang; New directory for new sample language treelang.
2306 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2308 * Makefile.in (c-lex.o): Update.
2309 * c-lex.c: Include target.h.
2310 (cb_register_builtins): New.
2311 (init_c_lex): Set builtins callback.
2312 * c-lex.h (cpp_define, cpp_assert): New prototypes.
2313 * cppinit.c (init_builtins): Use callback, including for
2315 * cpplib.h (struct cpp_callbacks): New member.
2316 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
2317 (TARGET_INITIALIZER): Update.
2318 * target.h (struct gcc_target): New hook.
2319 * tree.c (default_register_cpp_builtins): New.
2320 * tree.h (default_register_cpp_builtins): New.
2322 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
2324 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2326 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
2327 (cpp_post_options): Move sanity checks to...
2328 (sanity_checks): New.
2329 * cpplex.c (maybe_read_ucs): Fix prototype.
2330 (parse_string, cpp_parse_escape): Cast for %c format specifier.
2331 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
2334 2002-05-04 Bernd Schmidt <bernds@redhat.com>
2336 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
2337 builtins. Use V2DI patterns instead of TI for logical operations.
2338 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
2339 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
2340 (ix86_expand_builtins): Change the pattern used for movntdq.
2341 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
2342 sse2_nandv2di3): New patterns.
2343 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
2345 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
2346 (cvtdq2pd): Correct mode on operand 1.
2347 (sse2_umulsidi3): Describe without unspec.
2348 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
2350 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
2351 (ashlv2di3): Likewise, from sse2_ashlv2di3.
2352 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
2353 ashlv4si3, ashlv2di3): Use SImode for shift count.
2354 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
2355 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
2357 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
2359 (__m128i, __m128d): New macros.
2360 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
2361 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
2362 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
2363 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
2364 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
2365 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
2366 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
2367 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
2368 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
2369 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
2370 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
2371 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
2372 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
2373 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
2374 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
2375 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
2376 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
2377 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
2378 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
2379 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
2380 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
2381 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
2382 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
2383 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
2384 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
2385 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
2386 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
2387 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
2388 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
2389 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2390 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
2391 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
2392 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
2393 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
2394 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
2395 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
2396 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
2398 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
2399 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
2401 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
2403 * dwarf2out.c: Fix formatting.
2404 * varasm.c: Likewise.
2406 2002-05-04 David Edelsohn <edelsohn@gnu.org>
2409 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
2410 clobber and use result as temporary value.
2412 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2414 * expr.c (force_operand): Use expand_simple_* to handle more
2417 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2419 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
2421 (lex_charconst): Update for change in prototype of
2422 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
2424 * cpphash.h (BITS_PER_CPPCHAR_T): New.
2425 * cppinit.c (cpp_create_reader): Initialize them for no
2426 change in semantics.
2427 (cpp_post_options): Add sanity checks.
2428 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
2429 and truncation issues. Calculate in type cppchar_t.
2430 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
2431 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
2432 run-time dependent precision correctly. Return whether the
2433 result is signed or not.
2434 * cpplib.c (dequote_string): Use cppchar_t; update.
2435 * cpplib.h (cppchar_signed_t): New.
2436 struct cpp_options): New precision members.
2437 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
2438 * cppexp.c (eval_token): Update.
2440 2002-05-03 David S. Miller <davem@redhat.com>
2442 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
2443 * config/sparc/sparc.c (sparc_rtx_costs): New function
2444 implementing RTX_COSTS and CONST_COSTS.
2445 * config/sparc/sparc.h (CONST_COSTS): Delete.
2446 (RTX_COSTS_CASES): Define.
2447 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
2450 * config/sparc/sparc.md (DFA schedulers): Split out...
2451 * config/sparc/cypress.md, config/sparc/hypersparc.md,
2452 config/sparc/sparclet.md, config/sparc/supersparc.md,
2453 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
2455 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
2456 checks on it, always defined for Sparc.
2458 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
2459 Tweak, and add more detailed comments.
2461 2002-05-03 Zack Weinberg <zack@codesourcery.com>
2463 * Re-apply patch accidentally reverted with
2464 DFA scheduler merge: remove all rules and variables to slurp
2465 source files out of libiberty and rebuild them with HOST_CC.
2466 ($(HOST_PREFIX_1)varray.o): New rule.
2467 (genattrtab rule): Word wrap.
2469 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2471 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
2472 (CPP_SUBTARGET_SPEC): Define.
2473 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
2474 cpp_subtarget specs.
2475 (CPP_SPEC): Redefine to include %(cpp_subtarget).
2477 2002-05-03 David S. Miller <davem@redhat.com>
2479 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
2480 * target.h (struct gcc_target): Delete cycle_display member.
2482 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
2483 (rtx_needs_barrier): Delete reference to cycle_display unspec.
2484 (ia64_sched_reorder2): Mention need for cycle display handling
2485 once such notes exist.
2487 2002-05-03 Richard Henderson <rth@redhat.com>
2489 * real.c (etoasc): Strip most trailing zeros for clarity.
2490 * sched-vis.c: Include real.h.
2491 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
2492 * Makefile.in (sched-vis.o): Add real.h.
2494 2002-05-03 David S. Miller <davem@redhat.com>
2496 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
2499 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
2501 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
2502 when we get an out of range literal.
2503 (altivec_expand_ternop_builtin): Same.
2504 (altivec_expand_unop_builtin): Same.
2505 (altivec_expand_builtin): Same, for dss.
2506 (altivec_expand_builtin): Use trees instead of rtl when
2507 determining literal argument validity.
2509 2002-05-03 David S. Miller <davem@redhat.com>
2511 Delete cycle display scheduling hook.
2512 * config/ia64/ia64.c (ia64_cycle_display,
2513 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
2514 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
2515 and use emit_insn_before instead of ia64_emit_insn_before.
2516 * config/ia64/ia64.md (unspec usage): Delete cycle display.
2517 (cycle_display): Delete insn pattern.
2518 * config/sparc/sparc.md (unspec usage): Delete cycle display.
2519 (cycle_display): Delete insn pattern.
2520 * config/sparc/sparc.c (sparc_cycle_display,
2521 TARGET_SCHED_CYCLE_DISPLAY): Delete.
2522 * doc/md.texi (cycle_display): Don't mention.
2523 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
2525 2002-05-03 Richard Henderson <rth@redhat.com>
2527 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
2528 * recog.h: Declare them.
2530 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
2531 * config/sparc/sparc.md: Use store_data_bypass_p instead.
2532 * config/sparc/sparc-protos.h: Update.
2534 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2536 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
2537 -D__arch64__. Add -D_LP64.
2538 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
2540 (CPP_ARCH64_SPEC): Likewise.
2541 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
2542 (NO_BUILTIN_SIZE_TYPE): Undef.
2544 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
2546 * genautomata.c (min_issue_delay_pass_states): Change return type
2548 (min_issue_delay_pass_states): Change the algorithm.
2549 (min_issue_delay): Set up min_insn_issue_delay for the state.
2550 (output_min_issue_delay_table): Interchange the nested loops and
2551 and initiate min_insn_issue_delay for states.
2553 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
2555 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
2558 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
2560 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
2563 2002-05-03 Richard Henderson <rth@redhat.com>
2566 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
2567 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
2568 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
2569 code before JUMP, not EARLIEST.
2571 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2573 * c-format.c (check_format_info_main): Don't check for presence of
2574 parameter for * width until after operand number has been read,
2575 and only check for it if format parameters are available.
2578 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2580 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
2581 (LINK_SPEC): Undef before defining.
2583 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2585 PR preprocessor/6489
2586 * tradcpp.c (fixup_newlines): New.
2587 (main, finclude): Use it.
2589 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
2591 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
2592 * config/mips/mips.c (mips_unique_section): Strip encoding from
2595 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2597 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
2600 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2602 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
2603 (Specific): Removed buildstats references.
2604 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
2605 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
2606 Accomodate Solaris versions beyond 8.
2607 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
2608 (Specific, *-*-solaris2.8): Removed, obsolete.
2610 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2613 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
2614 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
2615 fill leaf_reg_remap with identity.
2616 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
2618 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2620 * config/h8300/crti.asm: Remove trailing spaces.
2621 * config/h8300/h8300.c: Likewise.
2622 * config/h8300/lib1funcs.asm: Likewise.
2624 2002-05-02 Jason Merrill <jason@redhat.com>
2626 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
2627 * c-decl.c (c_init_decl_processing): Use it.
2628 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
2629 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
2630 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
2632 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2634 * regrename.c: Fix formatting.
2637 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
2639 * i386.md (attribute memory): Handle compares properly.
2641 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
2643 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
2646 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
2648 * function.c: Fix formatting.
2650 2002-05-02 Jan Hubicka <jh@suse.cz>
2652 * haifa-sched.c (schedule_insn): Print table of instructions and
2654 (sched_block): Do not print ready list at verbosity level 1.
2655 * sched-vis.c (print_insn): Make global.
2656 * sched-ebb.c (ebb_print_insn): Rename from...
2657 (print_insn): ... this one.
2658 * sched-int.h (print_insn): Declare
2660 2002-05-02 Richard Henderson <rth@redhat.com>
2662 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
2663 emitted by cycle_display.
2665 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
2667 * doc/install.texi (*-*-freebsd*): Update to latest status.
2669 2002-05-02 Jakub Jelinek <jakub@redhat.com>
2672 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
2673 * config/float-sparc.h: Assume 128-bit long double if
2674 __LONG_DOUBLE_128__ is defined.
2676 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
2678 * genattrtab.c (write_function_unit_info): Add a dummy element
2679 when num_units == 0.
2681 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2683 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
2684 TYPE_MODE (double_type_node) instead of DFmode.
2686 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
2688 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
2690 * toplev.c (rest_of_compilation): Revert Richard's patch.
2692 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2694 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
2696 2002-05-02 Catherine Moore <clm@redhat.com>
2698 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
2700 2002-05-02 Kazu Hirata <kazu@hxi.com>
2702 * combine.c: Fix comment typos.
2704 * genautomata.c: Likewise.
2708 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
2710 * doc/install.texi: State GNAT version requirements.
2712 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2714 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
2715 of the frame pointer or arg pointer register which strict register
2716 checking is not enabled.
2718 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
2720 * gcc.dg/altivec-8.c: New.
2722 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
2723 PRE_INC and PRE_DEC for altivec modes.
2725 2002-05-01 Bruce Korb <bkorb@gnu.org>
2727 * fixinc/check.tpl(set-writable): make sure the function exists first
2728 * fixinc/inclhack.def(alpha_assert): fix test_text
2729 * fixinc/tests/base/assert.h: add in missing result
2731 2002-05-01 Jeff Law <law@redhat.com>
2733 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
2736 2002-05-01 Joel Brobecker <brobecker@gnat.com>
2738 * dbxout.c (dbxout_type): Emit size information for range types,
2739 as well, but only when using GDB extensions.
2741 2002-05-01 Richard Henderson <rth@redhat.com>
2743 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
2744 target-independent gnu binutils date test.
2746 2002-05-01 Richard Henderson <rth@redhat.com>
2748 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
2749 info before expunging the block.
2751 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2753 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
2754 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
2755 -M -or -MM is in effect.
2757 2002-05-01 Zack Weinberg <zack@codesourcery.com>
2759 * config.gcc: Correct test of --enable-obsolete. Obsolete all
2760 A29k configurations.
2761 * doc/install.texi: Update to match.
2763 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2766 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
2767 for duplicates. Always loop over whole list.
2769 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2771 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
2773 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2775 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
2778 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2780 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
2782 2002-05-01 David Edelsohn <edelsohn@gnu.org>
2784 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
2785 (nabs_nopower): Same.
2786 (floatdisf2): New pattern.
2787 (absdi2): Convert to define_insn_and_split.
2792 (fix_trunctfdi2): Same.
2793 (fix_trunctfsi2): Same.
2795 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
2797 * doc/install.texi: Update Texinfo version requirement
2800 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2802 PR target/6512, PR target/5628
2803 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
2804 when memory is not aligned.
2805 (movdf_insn_v9only_vis): Likewise.
2806 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
2807 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
2808 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
2810 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
2812 * gcc.dg/altivec-7.c: New.
2814 * config/rs6000/altivec.h: Cleanup.
2816 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
2818 * doc/invoke.texi (Option Summary): Add -mvrsave=.
2819 (RS/6000 and PowerPC Options): Document -mvrsave=.
2821 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
2822 (rs6000_altivec_vrsave_string): Same.
2823 (rs6000_override_options): Call rs6000_parse_vrsave_option.
2824 (rs6000_parse_vrsave_option): New.
2825 (rs6000_stack_info): Only generate vrsave instructions when
2826 TARGET_ALTIVEC_VRSAVE.
2828 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
2829 (rs6000_altivec_vrsave_string): Define extern.
2830 (rs6000_altivec_vrsave): Same.
2831 (TARGET_ALTIVEC_VRSAVE): New.
2833 2002-04-30 Richard Henderson <rth@redhat.com>
2836 * toplev.c (rest_of_compilation): Don't run cross-jump before
2839 2002-04-30 Tom Rix <trix@redhat.com>
2841 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
2842 check which_alternative.
2844 2002-04-30 Kazu Hirata <kazu@hxi.com>
2846 * cpplex.c: Fix comment formatting.
2847 * function.c: Likewise.
2848 * integrate.c: Likewise.
2849 * regrename.c: Likewise.
2850 * sibcall.c: Likewise.
2851 * simplify-rtx.c: Likewise.
2852 * tree-inline.c: Likewise.
2854 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2856 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
2857 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
2858 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
2859 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
2860 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
2861 * pa/x-ada: New file. Define ADA_CFLAGS.
2863 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
2865 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
2866 from MMIX_LAST_REGISTER_FILE_REGNUM.
2867 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
2868 (struct machine_function): New member highest_saved_stack_register
2869 previously static variable in mmix.c.
2870 (MACHINE_DEPENDENT_REORG): Define.
2871 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
2872 (MMIX_OUTPUT_REGNO): New.
2873 (mmix_target_asm_function_prologue): Move calculation of last used
2874 saved-stack-register into...
2875 (mmix_machine_dependent_reorg): New function. Update to also handle
2877 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
2878 register names, simplify somewhat by new variable regno.
2879 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
2881 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
2882 emitting register names.
2883 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
2884 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
2886 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
2889 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
2891 2002-04-30 Richard Henderson <rth@redhat.com>
2893 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2894 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
2895 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
2896 emit_tfmode_cvt): New.
2897 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
2898 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
2899 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
2900 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
2901 * config/sparc/sparc-protos.h: Update.
2903 2002-04-30 Janis Johnson <janis187@us.ibm.com>
2905 * install.texi (Final install): Add to the list of info to include
2906 in a report of a successful bootstrap, and add link to 3.1 list.
2908 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
2910 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
2911 (mode): Add vector modes
2912 (i387): Kill attribute.
2913 (unit): New attribute.
2914 (length_immediate): Grok new types.
2915 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
2916 (modrm): Use "unit".
2917 (memory): Handle MMX/SSE properly.
2918 (scheduling descriptions): Kill uses of fop1.
2919 (sse, mmx, fp patterns): Set type and mode properly.
2921 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
2923 * pa.c (override_options): Default to PA8000 scheduling.
2924 * doc/invoke.texi (HP-PA options): Mention newly added 7300
2925 scheduling parameter.
2927 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
2928 handling of double precision multiplies.
2930 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
2931 fpdiv and fpsqrt instructions.
2932 (7200 & 7300 scheduling): Fix typo in handling of
2933 store-load and store-store penalties.
2935 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2937 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
2938 mips. Add two missing commas.
2940 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
2942 * doc/contrib.texi (Contributors): Update Paolo Carlini's
2943 and Benjamin Kosnik's entries.
2945 2002-04-29 David S. Miller <davem@redhat.com>
2947 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
2948 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
2949 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
2950 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2952 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2954 * combine.c (find_split_point): Use gen_int_mode.
2956 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
2958 Merging code from dfa-branch:
2960 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
2962 * genautomata.c (output_reserv_sets): Fix typo.
2964 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
2966 * genautomata.c (output_reserv_sets): Remove
2967 next_cycle_output_flag.
2969 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
2971 * sched-rgn.c (init_ready_list): Make the DFA code handle
2972 USE/CLOBBER insns in the same way as the traditional
2974 (new_ready): Similarly..
2976 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
2978 * haifa-sched.c (schedule_block): Change the DFA state only after
2981 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
2983 * pa.c (hppa_use_dfa_pipeline_interface): New function.
2984 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
2985 (override_options): Add PA7300 scheduling support.
2986 (pa_adjust_cost): Update various comments. Properly
2987 handle anti and output dependencies when using the
2989 (pa_issue_rate): Add PA7300 scheduling support.
2990 (pa_can_combine_p): Call extract_insn before calling
2991 constrain_operands (taken from mainline tree).
2992 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
2993 * pa.md (cpu attr): Add 7300. Rewrite pipeline
2994 descriptions using DFA descriptions. Add PA7300
2997 2002-03-30 David S. Miller <davem@redhat.com>
2999 Add UltraSPARC-III DFA scheduling support.
3000 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
3001 Update FP conditional move on register insn patterns to use it, as
3003 (define_attr cpu): Add ultrasparc3.
3004 (define_attr us3load_type): New, update integer load patterns to
3005 set it, as appropriate.
3006 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
3007 (rest): Add UltraSPARC3 scheduling description.
3008 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
3009 (PROCESSOR_ULTRASPARC3): New.
3010 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
3011 ({ASM,CPP}_CPU_SPEC): Likewise.
3012 (REGISTER_MOVE_COST): Likewise.
3013 (RTX_COSTS): Likewise.
3014 * config/sparc/sparc.c (sparc_override_options,
3015 sparc_initialize_trampoline, sparc64_initialize_trampoline,
3016 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
3017 sparc_issue_rate): Likewise.
3018 * config/sparc/sol2.h: Likewise.
3019 * config/sparc/sol2-sld-64.h: Likewise.
3020 * config/sparc/linux64.h: Likewise.
3022 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
3024 * doc/md.texi: Add comments about usage the latency time for the
3025 different dependencies and about case when two or more conditions
3026 in different define_insn_reservations returns TRUE for an insn.
3028 * doc/md.texi: Add reference for automaton based pipeline
3031 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
3033 * doc/passes.texi: Add missed information about genattrtab.
3035 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
3037 * genautomata.c (output_automata_list_transition_code): Check
3038 automata_list on NULL.
3040 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
3042 * genautomata.c (output_insn_code_cases,
3043 output_automata_list_min_issue_delay_code,
3044 output_automata_list_transition_code,
3045 output_automata_list_state_alts_code): Comment the functions.
3047 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
3049 * genautomata.c (automata_list_el_t): New typedef.
3050 (get_free_automata_list_el,free_automata_list_el,
3051 free_automata_list, automata_list_hash, automata_list_eq_p,
3052 initiate_automata_lists, automata_list_start, automata_list_add,
3053 automata_list_finish, finish_automata_lists,
3054 output_insn_code_cases, output_automata_list_min_issue_delay_code,
3055 output_automata_list_transition_code,
3056 output_automata_list_state_alts_code, add_automaton_state,
3057 form_important_insn_automata_lists): New functions and prototypes.
3058 (insn_reserv_decl): Add members important_automata_list and
3060 (ainsn): Add members important_p.
3061 (automata_list_el): New structure.
3062 (first_free_automata_list_el, current_automata_list,
3063 automata_list_table): New global variables.
3064 (create_ainsns): Initiate member important_p.
3065 (output_internal_min_issue_delay_func): Generate the switch and
3066 call output_insn_code_cases.
3067 (output_internal_trans_func, output_internal_state_alts_func):
3069 (generate): Call initiate_automata_lists.
3070 (automaton_states): New global variable.
3071 (expand_automata): Call form_important_insn_automata_lists.
3072 (write_automata): Call finish_automata_lists.
3074 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
3076 * genautomata.c (add_excls, add_presence_absence): Check that
3077 cpu units in the sets belong the same automaton.
3079 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
3080 about that cpu units in the sets belong the same automaton.
3082 * doc/md.texi: Ditto.
3084 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
3085 Nitin Gupta <niting@noida.hcltech.com>
3087 * config/sh/sh.c (sh_use_dfa_interface): New function.
3089 (sh_issue_rate): New Function.
3090 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
3091 TARGET_SCHED_ISSUE_RATE: define.
3093 * config/sh/sh.md: Add DFA based pipeline description for SH4.
3095 (define_attr insn_class): New attribute used for DFA
3097 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
3098 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
3099 cmpeqdi_t): Likewise.
3101 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
3102 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
3104 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
3106 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3108 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
3111 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3113 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
3114 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
3116 (output_dfa_start_func): Initiate new variable insn_codes_length,
3117 (write_automata): Output definition of the new variable.
3119 2001-10-02 David S. Miller <davem@redhat.com>
3121 * haifa-sched.c (advance_one_cycle): New function.
3122 (schedule_block): Use it.
3123 (queue_to_ready): Use it, and also make sure to advance the DFA
3124 state on all stall cycles, not just those where insn_queue links
3127 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
3129 * haifa-sched.c (max_issue): Remove last_p argument. Only return
3130 non-zero if the highest-priority instruction could be scheduled.
3131 (choose_ready): Remove last argument from max_issue call.
3133 2001-09-28 David S. Miller <davem@redhat.com>
3135 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
3136 ultrasparc and 3 for other multi-issue sparcs.
3138 2001-09-27 David S. Miller <davem@redhat.com>
3140 * config/sparc/sparc.md (cycle_display): New pattern.
3141 * config/sparc/sparc.c (sparc_cycle_display): New.
3142 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
3144 2001-09-25 David S. Miller <davem@redhat.com>
3146 Convert all of Sparc scheduling to DFA
3147 * config/sparc/sparc.md: Kill all define_function_unit
3148 directives and replace with DFA equivalent.
3149 * config/sparc/sparc.c (ultrasparc_adjust_cost,
3150 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
3151 ultra_fpmode_conflict_exists, ultra_find_type,
3152 ultra_build_types_avail, ultra_flush_pipeline,
3153 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
3154 ultrasparc_variable_issue, ultrasparc_sched_init,
3155 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
3156 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
3157 ultra_cur_hist, ultra_cycles_elapsed): Kill.
3158 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
3159 ultrasparc_store_bypass_p): New.
3160 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
3163 2001-09-24 David S. Miller <davem@redhat.com>
3165 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
3166 ready->vec[foo] not ready[foo].
3168 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
3170 * doc/md.texi: Correct examples for define_insn_reservations
3173 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
3175 * genautomata.c (create_automata): Print message about creation of
3177 (generate): Remove printing meease about creation of
3180 2001-09-05 David S. Miller <davem@redhat.com>
3182 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3183 * config/sparc/linux64.h: Likewise.
3185 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
3187 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
3188 schedule_block, sched_init, sched_finish): Add missed calls of
3189 use_dfa_pipeline_interface.
3191 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
3194 * sched-vis.c (get_visual_tbl_length): Ditto.
3196 2001-08-27 Richard Henderson <rth@redhat.com>
3198 * genattr.c (main): Emit state_t even when not doing scheduling.
3200 2001-08-27 Richard Henderson <rth@redhat.com>
3202 * genautomata.c (expand_automata): Always create a description.
3204 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3206 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3207 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3208 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3211 * genattr.c (main): New variable num_insn_reservations. Increase
3212 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3213 pipeline hazard recognizer interface.
3215 * genattrtab.h: New file.
3217 * genattrtab.c: Include genattrtab.h.
3218 (attr_printf, check_attr_test, make_internal_attr,
3219 make_numeric_value): Move protypes into genattrtab.h. Define them
3221 (num_dfa_decls): New global variable.
3222 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3223 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3224 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3225 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3227 * genautomata.c: New file.
3229 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3231 * sched-int.h: (curr_state): Add the external definition for
3232 automaton pipeline interface.
3233 (haifa_insn_data): Add comments for members blockage and units.
3235 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3236 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3237 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3238 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3239 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3240 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3241 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3243 (TARGET_SCHED): Use the new macros.
3245 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3246 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3247 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3248 dfa_bubble): New members in gcc_target.sched.
3250 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3251 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3252 (insn_queue): Redefine it as pointer to array.
3253 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3255 (max_insn_queue_index_macro_value): New variable.
3256 (curr_state, dfa_state_size, ready_try): New varaibles for
3257 automaton interface.
3258 (ready_element, ready_remove, max_issue): New function prototypes
3259 for automaton interface.
3260 (choose_ready): New function prototype.
3261 (insn_unit, blockage_range): Add comments.
3262 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3263 FUNCTION_UNITS_SIZE == 0.
3264 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3265 actual_hazard, potential_hazard): Add comments.
3266 (insn_cost): Use cost -1 as undefined value. Remove
3267 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3269 (ready_element, ready_remove): New functions for automaton
3271 (schedule_insn): Add new code for automaton pipeline interface.
3272 (queue_to_ready): Add new code for automaton pipeline interface.
3273 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3274 (debug_ready_list): Print newline when the queue is empty.
3275 (max_issue): New function for automaton pipeline interface.
3276 (choose_ready): New function.
3277 (schedule_block): Add new code for automaton pipeline interface.
3278 Print ready list before scheduling each insn.
3279 (sched_init): Add new code for automaton pipeline interface.
3280 Initiate insn cost by -1.
3281 (sched_finish): Free the current automaton state and finalize
3282 automaton pipeline interface.
3284 * sched-rgn.c: Include target.h.
3285 (init_ready_list, new_ready, debug_dependencies): Add new code for
3286 automaton pipeline interface.
3288 * sched-vis.c: Include target.h.
3289 (get_visual_tbl_length): Add code for automaton interface.
3290 (target_units, print_block_visualization): Add comments.
3292 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3293 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3294 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3295 (getruntime.o, genautomata.o): New entries.
3296 (genattrtab.o): Add new dependency file genattrtab.h.
3297 (genattrtab): Add new dependencies. Link it with `libm.a'.
3298 (getruntime.o, hashtab.o): New entries for canadian cross.
3300 * doc/md.texi: Description of automaton based model.
3302 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3304 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3305 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3306 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3307 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3308 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3309 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3310 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3312 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3313 MAX_DFA_ISSUE_RATE): New macro descriptions.
3315 * doc/contrib.texi: Add dfa based scheduler contribution.
3317 * doc/gcc.texi: Add more information about genattrtab.
3319 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3321 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
3322 adjust_address_nv call.
3324 2002-04-29 Janis Johnson <janis187@us.ibm.com>
3326 * doc/install.texi (Testing): Provide additional information, and
3327 a stronger encouragement, for running the testsuites.
3329 2002-04-29 DJ Delorie <dj@redhat.com>
3331 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
3332 given in upper case.
3334 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3336 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
3337 Solaris 2 <widec.h> if missing.
3338 * fixinc/fixincl.x: Regenerate.
3339 * fixinc/tests/base/widec.h: New file.
3341 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
3343 * toplev.c (f_options): Add "profile" switch so that
3344 -fno-profile can be used to disable -p.
3346 2002-04-29 Bernd Schmidt <bernds@redhat.com>
3348 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
3350 * tree.c (build_common_tree_nodes_2): Likewise.
3351 * tree.h (enum tree_index): Likewise.
3352 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
3354 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
3356 (init_mmx_sse_builtins): Initialize SSE2 builtins.
3357 (ix86_expand_builtin): Add support for SSE2 builtins.
3358 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
3359 (VALID_SSE_REG_MODE): Use it.
3360 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
3361 (enum ix86_builtins): Add SSE2 builtins.
3362 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
3363 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
3364 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
3365 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
3366 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
3367 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
3368 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
3369 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
3370 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
3371 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
3372 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
3373 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
3374 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
3375 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3376 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
3377 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
3378 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
3379 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
3380 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
3381 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
3382 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
3383 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
3384 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
3385 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
3386 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
3387 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
3388 lfence_insn): New patterns.
3389 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
3390 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
3392 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
3394 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
3396 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3398 * doc/contrib.texi (Contributors): Add Paolo Carlini and
3400 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
3401 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
3402 and CPU instead of cpu.
3404 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3406 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
3408 (lang_independent_options): Add -fif-conversion, -fif-conversion2
3409 (rest_of_compilation): Do if conversion only when asked for.
3410 (parse_options_and_default_flags): Set new variables to 1 for -O1
3411 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
3413 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3415 * i386.c (dbx64_register_map): Fix typo.
3417 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3419 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
3420 real_one_half, real_bb_freq_max): New static variables.
3421 (debug_profile_bbauxs): Kill.
3422 (process_note_predictions): Kill unused variable.
3423 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
3425 (propagate_freq): Use REAL_ARITHMETICS.
3426 (estimate_bb_frequencies): Likevise; init new static variables.
3427 * Makefile.in (predict.o): Add dependency on real.h
3429 2002-04-28 David S. Miller <davem@redhat.com>
3432 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
3433 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
3434 several {reads,writes} instead.
3435 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
3438 2002-04-27 David S. Miller <davem@redhat.com>
3441 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
3444 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
3445 including signal.h and sys/ucontext.h, not needed.
3447 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
3449 * varasm.c (output_constant_def): Correct test for not calling
3450 ENCODE_SECTION_INFO for INTEGER_CST.
3452 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
3454 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
3455 keep most cases as function eval_token.
3456 (eval_token): New function.
3457 (_cpp_parse_expr): Read token here for improved diagnostics.
3458 Don't use op_as_text. Detect bad ':' here.
3459 (reduce): Don't detect bad ':' here.
3460 (op_as_text): Remove.
3461 * cpphash.h (_cpp_test_assertion): Change prototype.
3462 * cpplib.c (_cpp_test_assertion): Change prototype.
3464 2002-04-28 Richard Henderson <rth@redhat.com>
3467 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
3468 (ggc_mark_rtx_children): New.
3470 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3473 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
3474 after call peepholes for UltraSPARC.
3475 (call + jump 64-bit peepholes): Remove.
3477 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3480 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
3481 result as temporary value.
3483 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3486 * toplev.c (rest_of_compilation): Only run regrename and copy
3487 propagation if optimizing.
3489 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3491 PR optimization/6475
3492 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
3493 register of REGNO_DECL (i).
3494 * Makefile.in (reload1.o): Add $(TREE_H).
3496 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
3498 * cppexp.c (lex): Update to use state.skip_eval.
3499 (struct op): Remove prio and flags members.
3500 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
3501 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
3502 (LEFT_ASSOC): New macro.
3503 (optab): New table of operator priorities and flags.
3505 (_cpp_parse_expr): Clean up logic. Return bool. Use a
3506 malloc-ed parser stack.
3507 (reduce): New; reduce the operator stack.
3508 (_cpp_expand_op_stack): Expand the operator stack as necessary.
3509 * cpphash.h (struct op): Predeclare.
3510 (struct cpp_reader): New members op_stack, op_limit.
3511 (struct lexer_state): New member skip_eval.
3512 (_cpp_parse_expr): Update.
3513 (_cpp_expand_op_stack): New.
3514 * cpplib.c (do_if): Update.
3515 * cppinit.c (cpp_create_reader): Create op stack.
3516 (cpp_destroy): And destroy it.
3517 * cpplib.h (CPP_LAST_CPP_OP): Correct.
3518 (TTYPE_TABLE): Correct.
3520 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3523 * c-decl.c (duplicate_decls): Call merge_weak.
3524 * c-pragma.c (apply_pragma_weak): Warn about misuse.
3525 * output.h (merge_weak): Prototype merge_weak.
3526 * varasm.c (merge_weak): New function.
3527 (declare_weak): Make sure we don't give an error on VAR_DECLs.
3528 Mark RTL with SYMBOL_REF_WEAK.
3530 2002-04-27 Kurt Garloff <garloff@suse.de>
3532 * tree-inline.c (inlinable_function_p): Improve heuristics
3533 by using a smoother function to cut down allowable inlinable size.
3534 * param.def: Add parameters max-inline-insns-single,
3535 max-inline-slope, min-inline-insns that determine the exact
3536 shape of the above function.
3537 * param.h: Likewise.
3539 2002-04-26 Richard Henderson <rth@redhat.com>
3541 * c-parse.in (malloced_yyss, malloced_yyvs): New.
3542 (yyoverflow): Re-add. Set them.
3543 (free_parser_stacks): New.
3544 * c-common.h: Declare it.
3545 * c-lex.c (c_common_parse_file): Call it.
3547 2002-04-26 Richard Henderson <rth@redhat.com>
3549 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
3550 for fallthru search.
3552 2002-04-26 Eric Christopher <echristo@redhat.com>
3554 PR optimization/3700
3555 * config/mips/mips.c (mips_issue_rate): Define. New function.
3556 (TARGET_SCHED_ISSUE_RATE): Use.
3558 2002-04-25 David S. Miller <davem@redhat.com>
3561 * reorg.c (optimize_skip): Do not allow exception causing
3562 instructions to be considered for delay slots.
3563 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
3564 (relax_delay_slots): Do not try to consider exception causing
3565 instructions as redundant.
3567 2002-04-26 Richard Henderson <rth@redhat.com>
3570 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
3572 2002-04-26 Mark Mitchell <mark@codesourcery.com>
3575 * config/i386/i386.md (untyped_call): Return the value in a float
3576 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
3579 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
3581 * tree.c (tree_int_cst_lt): Compare constants whose types differ
3582 in unsigned-ness correctly.
3584 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
3586 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
3587 portable runtime model.
3589 2002-04-26 Richard Henderson <rth@redhat.com>
3591 * c-parse.in (yyoverflow): Revert.
3593 2002-04-26 David Edelsohn <edelsohn@gnu.org>
3594 Richard Henderson <rth@redhat.com>
3596 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
3597 result as temporary value.
3599 2002-04-26 Richard Henderson <rth@redhat.com>
3602 * c-common.c (fix_string_type): Split out of ...
3603 (combine_strings): ... here. Take a varray, not a tree list.
3604 (c_expand_builtin_printf): Use fix_string_type.
3605 * c-common.h: Update decls.
3606 * c-parse.in (string): Remove. Update all uses to use STRING
3607 instead, and not call combine_strings.
3610 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
3611 (build_asm_stmt): Likewise.
3612 * objc/objc-act.c (my_build_string): Use fix_string_type.
3613 (build_objc_string_object): Build varray for combine_strings.
3615 2002-04-26 Bo Thorsen <bo@suse.co.uk>
3617 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
3620 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
3622 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
3623 (HAVE_NO_R_OPERAND): Remove.
3624 (HAVE_VALUE): Remove.
3625 (op_to_prio): Update.
3626 (UNARY): Don't alter flags.
3627 (_cpp_parse_expr): want_value used to indicate whether
3628 a number or unary operator is expected next. Distinguish
3629 unary and binary +/-.
3630 (op_as_text): Update for unary operators.
3632 2002-04-25 Richard Henderson <rth@redhat.com>
3635 * c-parse.in (yyoverflow): New.
3637 2002-04-25 Richard Henderson <rth@redhat.com>
3640 * c-common.c (shorten_compare): Simplfy conditions leading to
3641 the generation of a warning.
3643 2002-04-25 Richard Henderson <rth@redhat.com>
3646 * expmed.c (extract_bit_field): Fall through to generic code rather
3647 than aborting on subreg special case.
3649 2002-04-25 David S. Miller <davem@redhat.com>
3651 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
3652 for DECL being NULL.
3654 2002-04-25 Steve Christiansen <smc@us.ibm.com>
3656 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
3658 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
3660 * c-decl.c (grokdeclarator): Remove outdated ??? note
3661 on invalid declaration of flexible array members.
3663 2002-04-25 Richard Henderson <rth@redhat.com>
3665 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
3667 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
3669 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
3670 needed by the compiler, even if they are used as global regs.
3672 2002-04-25 Matt Hiller <hiller@redhat.com>
3674 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
3676 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
3677 of the corresponding functions.
3678 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
3681 2002-04-25 Matt Hiller <hiller@redhat.com>
3683 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
3685 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
3686 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
3687 registers, adjust comment accordingly.
3688 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3689 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
3690 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
3691 for coprocessor registers.
3692 (ADDITIONAL_REGISTER_NAMES): Include
3693 ALL_COP_ADDITIONAL_REGISTER_NAMES.
3695 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
3696 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
3697 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
3698 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
3699 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
3701 (mips_char_to_class): Adjust comment to include coprocessor
3704 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
3706 (mips_reg_names, mips_regno_to_class): Include coprocessor
3708 (mips_sw_reg_names): Ditto, make non-static.
3709 (mips_move_1word): Handle moves to and from coprocessor registers.
3710 (mips_move_2words): Handle moves to and from coprocessor
3712 (mips_class_max_nregs, mips_register_move_cost): Handle
3713 coprocessor register classes.
3714 (override_options): Initialize mips_char_to_class and
3715 mips_hard_regno_mode_ok properly for coprocessor registers.
3717 * config/mips/mips.md (movdi_internal, movdi_internal2,
3718 movsi_internal1, movsi_internal2): Add constraint-sets for
3719 coprocessor registers.
3720 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
3721 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
3723 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
3724 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
3726 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
3727 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
3729 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
3730 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
3733 * doc/tm.texi: Document feature.
3735 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3737 * integrate.c (function_attribute_inlinable_p): Simplify.
3738 Check the table pointer is not NULL.
3740 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
3742 * doc/c-tree.texi: Fix typo in introduction.
3744 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3746 * c-common.h (c_common_parse_file): Update.
3747 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3748 * c-lex.c (YYDEBUG): Get from c-lex.h.
3749 (c_common_parse_file): Update.
3750 * c-lex.h (YYDEBUG, yydebug): New.
3751 * c-parse.in (YYDEBUG): Get from c-lex.h.
3752 (c_set_yydebug): Remove.
3753 * c-tree.h (c_set_yydebug): Remove.
3754 * langhooks-def.h (lhd_do_nothing_i): New.
3755 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
3756 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
3757 * langhooks.c (lhd_do_nothing_i): New.
3758 (lhd_set_yydebug): Remove.
3759 * langhooks.h (struct lang_hooks): Update.
3760 * toplev.c (set_yydebug): New.
3761 (compile_file): Update call to parse_file hook.
3762 (decode_d_option): Update.
3764 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3766 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
3768 * loop.c (load_mems): Don't change the interface of called functions.
3770 * calls.c (expand_call): Take current_function_pretend_args_size
3771 into account when setting argblock for sibcalls.
3773 2002-04-24 Matt Hiller <hiller@redhat.com>
3775 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
3778 * cpplex.c (skip_line_comment): Process comment one multibyte
3779 character at a time rather than one char at a time, if
3781 (parse_string): Process string one multibyte character at a time
3782 rather than one char at a time, if appropriate.
3783 * c-lex.c (lex_string): Lex and copy multibyte strings
3785 * cpplib.h (cppchar_t): Change to unsigned.
3787 2002-04-24 Richard Henderson <rth@redhat.com>
3790 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
3793 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
3795 * sh.c (sh_va_arg): If argument was passed by reference,
3796 dereference the pointer.
3798 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3800 * sh.md (divsi3_i4_media): Use match_operand for input values
3801 rather than hard registers.
3802 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
3803 unnecessarily through hard registers. Keep copies of pseudo
3804 registers outside of the libcall sequence.
3806 * sh.md (casesi_shift_media): Add modes.
3808 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
3811 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
3813 * attribs.c (c_common_attribute_table): Move table and handlers
3815 (format_attribute_table, lang_attribute_table,
3816 lang_attribute_common): Remove.
3817 (init_attributes): Replace NULL pointers with pointers to the
3819 (handle_packed_attribute, handle_nocommon_attribute,
3820 handle_common_attribute, handle_noreturn_attribute,
3821 handle_noinline_attribute, handle_always_inline_attribute,
3822 handle_used_attribute, handle_unused_attribute,
3823 handle_const_attribute, handle_transparent_union_attribute,
3824 handle_constructor_attribute, handle_destructor_attribute,
3825 handle_mode_attribute, handle_section_attribute,
3826 handle_aligned_attribute, handle_weak_attribute,
3827 handle_alias_attribute, handle_visibility_attribute,
3828 handle_no_instrument_function_attribute, handle_malloc_attribute,
3829 handle_no_limit_stack_attribute, handle_pure_attribute,
3830 handle_deprecated_attribute, handle_vector_size_attribute,
3831 vector_size_helper): Move to c-common.c.
3832 * c-common.c (c_common_attribute_table,
3833 handle_packed_attribute, handle_nocommon_attribute,
3834 handle_common_attribute, handle_noreturn_attribute,
3835 handle_noinline_attribute, handle_always_inline_attribute,
3836 handle_used_attribute, handle_unused_attribute,
3837 handle_const_attribute, handle_transparent_union_attribute,
3838 handle_constructor_attribute, handle_destructor_attribute,
3839 handle_mode_attribute, handle_section_attribute,
3840 handle_aligned_attribute, handle_weak_attribute,
3841 handle_alias_attribute, handle_visibility_attribute,
3842 handle_no_instrument_function_attribute, handle_malloc_attribute,
3843 handle_no_limit_stack_attribute, handle_pure_attribute,
3844 handle_deprecated_attribute, handle_vector_size_attribute,
3845 vector_size_helper): Move from attribs.c.
3846 * c-common.h (c_common_attribute_table,
3847 c_common_format_attribute_table): New.
3848 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3849 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3850 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
3851 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
3852 (LANG_HOOKS_INITIALIZER): Update.
3853 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
3854 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
3855 * target.h: Update comment.
3856 * tree.c (default_target_attribute_table): Remove.
3857 * tree.h (default_target_attribute_table, format_attribute_table,
3858 lang_attribute_table, lang_attribute_common): Remove.
3860 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3861 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3863 2002-04-24 Jason Merrill <jason@redhat.com>
3865 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
3866 * dwarf2out.c (dwarf_attr_name): Support it.
3867 (gen_array_type_die): Emit it.
3868 (lookup_type_die): No special handling for VECTOR_TYPE.
3869 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
3871 2002-04-24 Richard Henderson <rth@redhat.com>
3873 * config/mips/mips.md (movdi_usd): Renumber.
3875 2002-04-24 David S. Miller <davem@redhat.com>
3878 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
3879 32-bit Sparc and current_function_returns_struct is true.
3881 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3883 * loop.c (canonicalize_condition): Use gen_int_mode.
3885 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
3887 * config/rs6000/altivec.h: Cleanup file. Add non individual
3909 (vec_vcmpequb): New.
3910 (vec_vcmpequh): New.
3911 (vec_vcmpequw): New.
3912 (vec_vcmpeqfp): New.
3913 (vec_vcmpgefp): New.
3914 (vec_vcmpgtub): New.
3915 (vec_vcmpgtsb): New.
3916 (vec_vcmpgtuh): New.
3917 (vec_vcmpgtsh): New.
3918 (vec_vcmpgtuw): New.
3919 (vec_vcmpgtsw): New.
3920 (vec_vcmpgtfp): New.
3921 (vec_vcmpgefp): New.
3926 (vec_vexptefp): New.
3931 (vec_lde): Add vector float variant.
3936 (vec_vmhaddshs): New.
3958 (vec_vmladduhm): New.
3959 (vec_vmhraddshs): New.
3961 (vec_vmsummbm): New.
3962 (vec_vmsumuhm): New.
3963 (vec_vmsumshm): New.
3964 (vec_vmsumuhs): New.
3965 (vec_vmsumshs): New.
3974 (vec_vnmsubfp): New.
3992 (vec_vrsqrtefp): New.
4003 (vec_vspltisb): New.
4004 (vec_vspltish): New.
4005 (vec_vspltisw): New.
4030 (vec_vsum4ubs): New.
4031 (vec_vsum4sbs): New.
4032 (vec_vsum4shs): New.
4033 (vec_vsum2sws): New.
4044 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
4047 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
4048 added literals from substracted literals.
4049 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
4050 (fold) [associate]: Preserve MINUS_EXPR if needed.
4052 2002-04-23 Zack Weinberg <zack@codesourcery.com>
4054 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
4057 2002-04-23 Tom Tromey <tromey@redhat.com>
4059 * gcc.c: Added --resource. For PR java/6314.
4061 2002-04-23 David O'Brien <obrien@FreeBSD.org>
4063 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
4064 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
4067 2002-04-23 David O'Brien <obrien@FreeBSD.org>
4069 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
4071 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
4073 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
4075 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
4076 (ix86_expand_clrstr): Fix typo.
4077 * loop.c (gen_load_of_final_value): New.
4078 (loop_givs_rescan, strength_reduce, check_dbra_loop):
4081 2002-04-23 Roger Sayle <roger@eyesopen.com>
4083 * builtins.c (builtin_memset_gen_str): New function.
4084 (expand_builtin_memset): Optimize the case of constant length, but
4087 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
4089 * config/rs6000/altivec.h (vec_step): Remove extraneous
4091 (vec_ctu): Cast return.
4093 2002-04-23 Alan Modra <amodra@bigpond.net.au>
4096 * function.h: (struct function): Add profile_label_no field.
4097 (current_function_profile_label_no): Define.
4098 * function.c: (profile_label_no): New static var.
4099 (expand_function_start): Increment it, and copy to
4100 current_function_profile_label_no.
4101 * output.h (profile_label_no): Delete.
4102 * final.c (profile_label_no): Delete.
4103 (profile_function): Use current_function_profile_label_no.
4104 (final_end_function): Don't increment profile_label_no here.
4105 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
4106 profile_label_no with current_function_profile_label_no.
4107 * config/pa/pa.c (current_function_number): Delete.
4108 (pa_output_function_prologue): Don't output profile label here.
4109 (hppa_profile_hook): Use label_no param rather than
4110 current_function_number.
4111 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
4112 * config/pa/pa.h: .. here.
4113 (FUNCTION_PROFILER): Output profile label here.
4115 2002-04-22 Eric Christopher <echristo@redhat.com>
4117 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
4118 patch of 2002-04-09 due to binutils issues.
4119 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
4121 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
4123 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
4124 constraint to 'o' for m=r and r=m alternatives.
4125 ("*movv8hi_internal1"): Same.
4126 ("*movv16qi_internal1"): Same.
4127 ("*movv4sf_internal1"): Same.
4129 2002-04-22 Janis Johnson <janis187@us.ibm.com>
4131 * rtl.h (RTX_FLAG): New macro.
4132 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
4133 * final.c (alter_subreg): Use macro to access rtx flag.
4134 * integrate.c (copy_rtx_and_substitute): Use new access macro.
4135 * print-rtl.c (print_rtx): Use new access macro.
4137 * cse.c (insert): Check rtx code before accessing flag.
4139 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
4140 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
4141 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
4142 convert_const_symbol_ref, make_canonical, make_alternative_compare,
4143 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
4144 simplify_test_exp, optimize_attrs, simplify_by_exploding,
4145 find_and_mark_used_attributes, unmark_used_attributes,
4146 add_values_to_cover, simplify_with_current_value,
4147 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
4148 copy_rtx_unchanging, main): Use new access macros.
4150 2002-04-22 Tom Rix <trix@redhat.com>
4152 * expmed.c (init_expmed): Generate shifted constant once.
4154 2002-04-22 Zack Weinberg <zack@codesourcery.com>
4156 * c-lex.c (lex_charconst): Call convert to get constant in
4157 proper type; don't just smash the type field.
4160 * config.gcc: Add list of obsolete configurations. Disallow
4161 building these without --enable-obsolete.
4162 * doc/install.texi: Document --enable-obsolete and obsoletion
4163 policy. Mention obsoletion of individual targets in
4166 2002-04-22 Richard Henderson <rth@redhat.com>
4168 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
4170 2002-04-22 Mark Mitchell <mark@codesourcery.com>
4173 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
4174 (walk_fixup_memory_subreg): Likewise.
4175 (fixup_var_refs_insn): Adjust accordingly.
4176 (fixup_var_refs_1): Likewise.
4178 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
4180 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
4181 LIBPATH_ARCH64_SPEC): Define.
4182 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
4183 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
4184 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
4185 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
4187 2002-04-22 Joel Sherrill <joel@OARcorp.com>
4189 * gthr-rtems.h: Correct prototypes to remove warnings.
4191 2002-04-22 Richard Henderson <rth@redhat.com>
4194 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
4196 * gcse.c (free_insn_expr_list_list): New.
4197 (clear_modify_mem_tables): Use it. Fix bit set usage.
4198 (canon_list_insert): Use EXPR_LISTs for expressions.
4199 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
4201 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
4203 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
4204 file change and include code to _cpp_pop_buffer.
4205 * cpphash.h (struct pending_option): Predeclare.
4206 (struct cpp_reader): New member next_include_file.
4207 (_cpp_pop_file_buffer): Update.
4208 (_cpp_push_next_buffer): Update, rename.
4209 * cppinit.c (cpp_destroy): Free include chain and pending here.
4210 (cpp_finish_options): Simplify.
4211 (_cpp_push_next_buffer): Rename and clean up.
4212 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
4214 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
4216 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
4218 * config/rs6000/altivec.h (vec_xor): Add variant for both args
4219 being vector signed int.
4221 (vec_xor): Add variant for both args being vector signed char.
4222 Remove redundant variant.
4225 2002-04-21 David S. Miller <davem@redhat.com>
4227 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
4228 compare mode in output RTL.
4230 2002-04-22 David Edelsohn <edelsohn@gnu.org>
4232 * config/rs6000/rs6000.c (rs6000_override_options): Correct
4233 style and formatting of previous patch.
4235 2002-04-22 Alan Modra <amodra@bigpond.net.au>
4237 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
4238 flag_pic for ABI_AIX.
4240 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4242 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
4243 * cppfiles.c (read_include_file): Similarly.
4244 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
4245 uxstrdup ustrchr, ufputs): Similarly.
4246 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
4247 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
4248 cpp_ideq, parse_identifier, parse_number): Similarly.
4249 * cpplib.c (struct directive, dequote_string, D, run_directive,
4250 cpp_push_buffer): Similarly.
4251 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
4252 _cpp_create_definition, check_trad_stringification,
4253 cpp_macro_definition): Similarly.
4255 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4257 * cppmacro.c (funlike_invocation_p): Don't step back
4260 2002-04-21 David Edelsohn <edelsohn@gnu.org>
4262 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
4265 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
4267 * doc/invoke.texi: Remove Chill references.
4268 * doc/gcc.texi: Update last modified date.
4270 2002-04-20 Kazu Hirata <kazu@hxi.com>
4272 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
4273 push and pop. Replace add.l with add.w.
4275 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4277 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
4278 multiply instructions for H8/300H case.
4280 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4282 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
4283 Bum three instructions from each routine.
4285 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
4287 * Makefile.in: Update.
4288 * decl.c (push_c_function_context, pop_c_function_context,
4289 mark_c_function_context): Rename for consistency.
4290 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
4291 * c-tree.h (push_c_function_context, pop_c_function_context,
4292 mark_c_function_context): Rename for consistency.
4293 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4294 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4295 * function.c (init_lang_status, save_lang_status,
4296 restore_lang_status, mark_lang_status, free_lang_status):
4297 Move to langhooks.h.
4298 (push_function_context_to, pop_function_context_from,
4299 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
4301 * function.h (init_lang_status, save_lang_status,
4302 restore_lang_status, mark_lang_status, free_lang_status):
4303 Move to langhooks.h.
4304 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
4305 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
4306 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
4307 LANG_HOOKS_FUNCTION_INITIALIZER): New.
4308 (LANG_HOOKS_INITIALIZER): Update.
4309 (lhd_do_nothing_f): New.
4310 * langhooks.h (struct lang_hooks_for_functions): New.
4311 (struct lang_hooks): New hooks.
4312 * langhooks.c (lhd_do_nothing_f): New.
4314 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4315 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4317 2002-04-19 David S. Miller <davem@redhat.com>
4319 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4320 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
4322 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4324 PR optimization/3756
4325 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
4326 x = ((int) y < 0) ? cst1 : cst2.
4328 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4331 * function.c: Reapply patch for c/6358.
4332 (expand_function_end): Copy decl_rtl's mode, not
4333 current_function_return_rtx mode.
4335 2002-04-19 Joel Sherrill <joel@OARcorp.com>
4337 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
4340 2002-04-19 Tom Tromey <tromey@redhat.com>
4342 * doc/install.texi (Specific): Update status of Solaris 2.8.
4345 2002-04-19 Andreas Schwab <schwab@suse.de>
4347 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
4348 (PUT_REAL): Restore old definition.
4350 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
4351 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4353 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
4354 binutils 2.11.2 and higher generate smaller binaries than Sun's
4357 2002-04-19 Mark Mitchell <mark@codesourcery.com>
4360 * toplev.c (rest_of_compilation): Do not defer functions for which
4361 TREE_SYMBOL_REFERENCED has already been set.
4363 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
4365 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
4368 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
4370 * builtins.c: Include langhooks.h.
4371 (lang_type_promotes_to): Remove.
4372 (expand_builtin_va_arg): Use new hook.
4373 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
4374 (simple_type_promotes_to): Move to c-typeck.c.
4375 * c-common.h (simple_type_promotes_to): Remove.
4376 * c-decl.c (duplicate_decls, grokdeclarator): Update.
4377 * c-format.c: Include langhooks.h.
4378 (check_format_types): Update.
4379 * c-tree.h (c_type_promotes_to): New.
4380 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
4381 (type_lists_compatible_p): Update.
4382 * langhooks-def.h (lhd_type_promotes_to): New.
4383 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
4384 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4385 * langhooks.c (lhd_type_promotes_to): New.
4386 * langhooks.h (struct lang_hooks_for_types): New hook.
4387 * tree.h (lang_type_promotes_to): Remove.
4389 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
4391 2002-04-18 Richard Henderson <rth@redhat.com>
4393 * function.c: Revert patch for c/6358.
4395 2002-04-18 Richard Henderson <rth@redhat.com>
4397 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
4398 blocks. Handle multiple references to the TRAP block. Handle
4399 non-adjacent THEN and OTHER blocks.
4401 2002-04-18 Richard Henderson <rth@redhat.com>
4403 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
4404 crash with no type for by-mode libcalls.
4406 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
4408 2002-04-18 Bob Wilson <bob.wilson@acm.org>
4410 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
4411 __xtensa_nonlocal_goto): Use a syscall instructions to flush
4412 the register windows.
4414 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4416 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
4417 appropriate. Document need for extended precision even when
4418 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
4419 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
4420 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
4421 instead of relying on later syntax error when REAL_WIDTH > 5.
4422 * real.c: Define NE based only on whether or not we have a
4423 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
4424 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
4425 define GET_REAL and PUT_REAL as simple memcpy operations; no
4426 need to byteswap or round.
4427 Use #error instead of #ifdef-ing out the entire file, for
4428 prompt error detection.
4430 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
4432 2002-04-18 David S. Miller <davem@redhat.com>
4434 * config/sparc/sparc.h (BRANCH_COST): Define.
4436 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
4439 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
4441 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
4442 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
4443 propagate_block calls after relaxation loop using new variable
4444 stabilized_prop_flags.
4446 2002-04-18 Richard Henderson <rth@redhat.com>
4448 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
4449 (ia64_va_arg): Expect variable sized types by reference.
4450 * config/ia64/ia64-protos.h: Update.
4451 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
4452 ia64_function_arg_pass_by_reference.
4454 2002-04-18 Richard Henderson <rth@redhat.com>
4456 * ifcvt.c: Include except.h.
4457 (block_has_only_trap): Break out from find_cond_trap.
4458 (find_cond_trap): Use it. Always delete the trap block.
4459 (merge_if_block): Allow then block null. Be less simplistic about
4460 what insns can end a block.
4461 * Makefile.in (ifcvt.o): Depend on except.h.
4463 * config/ia64/ia64.md (trap, conditional_trap): New.
4465 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4468 * function.c (assign_parms): Assign hard current_function_return_rtx
4470 (expand_function_end): ...not here.
4472 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
4474 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4475 * c-tree.h (c_incomplete_type_error): New.
4476 * c-typeck.c (require_complete_type, build_component_ref): Update.
4477 (incomplete_type_error): Rename.
4478 * langhooks-def.h (lhd_incomplete_type_error): New.
4479 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
4480 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4481 * langhooks.c (lhd_incomplete_type_error): New.
4482 * langhooks.h (struct lang_hooks_for_types): New hook.
4483 * tree.c (size_in_bytes): Use new hook.
4484 * tree.h (incomplete_type_error): Remove.
4486 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4488 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4490 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
4491 TARGET_FLOAT_FORMAT blocks.
4493 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4495 * doc/install.texi (Downloading the source): Do not mention Chill
4496 any longer, but mention Ada.
4497 (Configuration): Do not mention Chill any longer.
4499 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
4501 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
4503 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
4505 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
4508 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4510 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
4511 instead of unsigned_type.
4513 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
4515 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
4516 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
4519 2002-04-18 Bernd Schmidt <bernds@redhat.com>
4521 * attribs.c (vector_type_node_list): New static variable.
4522 (handle_vector_size_attribute): Use it to avoid generating a
4523 new type node each time we are called.
4525 * combine.c (subst): Avoid trying to make a vector mode subreg of
4526 an integer constant.
4527 (gen_lowpart_for_combine): Likewise.
4529 2002-04-18 Roger Sayle <roger@eyesopen.com>
4530 Jakub Jelinek <jakub@redhat.com>
4532 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
4533 for integer constant c (if x has unsigned type or sign bit is not
4534 set in c). This folds the zero/sign extension into the bit-wise and
4537 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4540 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
4543 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
4545 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
4547 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
4549 * gcc.c (read_specs): Detect and fail if an attempt is made to
4550 rename a spec string to an already existing string.
4552 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4554 * config/s390/s390.c (legitimize_pic_address): Do not generate
4555 illegal address constant without CONST.
4557 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4559 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
4560 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4562 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4564 PR optimization/6305
4565 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
4566 to make sure previous reloads are taken into account. Generate
4567 better code if one operand is an in-range immediate constant.
4569 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
4571 * doc/install.texi (Building): libgcj requires GNU make.
4573 2002-04-17 Jakub Jelinek <jakub@redhat.com>
4576 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
4577 even if hard quad and register is not floating.
4578 (movtf reg<-mem split): Disallow splitting if hard quad and
4579 register is floating.
4580 (movtf mem<-reg split): Likewise.
4581 * config/sparc/sparc.c (fp_register_operand): New predicate.
4582 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
4584 2002-04-17 Zack Weinberg <zack@codesourcery.com>
4586 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
4587 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
4588 (unprotoize.o): Ditto. Build from protoize.c. Define
4589 UNPROTOIZE on command line.
4590 * protoize.c: Include cppdefault.h. Delete include_defaults.
4591 (in_system_include_dir): Use cpp_include_defaults (defined in
4593 * unprotoize.c: Delete file.
4595 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
4597 * config/rs6000/altivec.h (vec_ld): Add array variants.
4601 2002-04-17 Alan Matsuoka <alanm@redhat.com>
4602 Aldy Hernandez <aldyh@redhat.com>
4604 * config/rs6000/altivec.h: Define __ALTIVEC__.
4611 Add parentheses to all macro arguments.
4613 2002-04-16 Richard Henderson <rth@redhat.com>
4616 * except.c (remove_eh_handler): Insert inner regions at beginning
4617 of sibling chain. Refactor expressions.
4619 2002-04-16 Richard Henderson <rth@redhat.com>
4621 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
4622 * config/sparc/sol2-gas-bi.h: New file.
4623 * config.gcc (sparc*-solaris): Add it as needed.
4624 * configure.in (AS_SPARC64_FLAG): Remove check.
4625 * config.in, configure: Regenerate.
4627 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
4629 2002-04-16 Richard Henderson <rth@redhat.com>
4631 * config/mips/mips.c (override_options): Don't override N32 for
4635 * config/mips/mips.md (can_delay): Split out of existing define_delays.
4636 (HILO_delay): Set can_delay false.
4638 2002-04-16 Dale Johannesen <dalej@apple.com>
4640 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
4641 instruction addresses.
4642 (rs6000_output_function_epilogue): Likewise.
4644 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
4646 * c-parse.in (poplevel, compstmt_start,
4647 compstmt_primary_start): Add ending ';', in accordance
4650 2002-04-16 Richard Henderson <rth@redhat.com>
4652 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
4653 Adjust tm_file order to get TARGET_DEFAULT set properly.
4654 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
4655 * doc/install.texi (sparc-solaris): Update.
4657 2002-04-16 Dale Johannesen <dalej@apple.com>
4659 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
4660 comparison operands do not match each other or if modes of
4661 conditions do not match result.
4663 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
4666 * config/s390/s390.md (mulsidi3): Set both subregs of the
4669 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
4671 * config/rs6000/altivec.h (vec_addc): Type check.
4673 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4676 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
4678 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
4680 2002-04-15 Richard Henderson <rth@redhat.com>
4682 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
4683 call_really_used_regs too.
4685 2002-04-15 Richard Henderson <rth@redhat.com>
4687 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
4689 2002-04-15 David S. Miller <davem@redhat.com>
4691 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
4694 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4697 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
4698 CONST_VECTOR is { 0, ... 0 }.
4700 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
4702 * doc/install.texi (Installing GCC: Configuration): Clarify
4703 the only supported ways to configure gcc.
4705 2002-04-15 Roland McGrath <roland@frob.com>
4707 * config.gcc (alpha*-*-gnu*): New target configuration.
4708 * config/alpha/gnu.h: New file for it.
4709 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
4711 2002-04-16 Mark Mitchell <mark@codesourcery.com>
4713 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
4714 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
4715 * tree.h (expand_start_stmt_expr): Update prototype.
4716 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
4717 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
4718 on the STMT_EXPR created for the inline function.
4720 2002-04-15 Richard Henderson <rth@redhat.com>
4722 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
4723 config/i386/linux-aout.h, config/i386/linux-oldld.h,
4724 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
4725 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
4726 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
4727 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
4728 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
4729 Define __gnu_linux__, not gnu_linux.
4730 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
4732 2002-04-15 Mark Mitchell <mark@codesourcery.com>
4734 Remove Chill front end.
4735 * gcc.c (default_compilers): Remove Chill entries.
4736 * ch: Remove directory.
4737 * doc/frontends.texi: Remove information about Chill.
4738 * doc/sourcebuild.texi: Likewise.
4739 * doc/standards.texi: Likewise.
4741 2002-04-15 Douglas B Rupp <rupp@gnat.com>
4743 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
4744 (LONGLONG_STANDALONE): Define.
4746 2002-04-15 David S. Miller <davem@redhat.com>
4748 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
4749 Call emit_library_call with LCT_NORMAL.
4750 (sparc_initialize_trampoline): Use LCT_foo instead of
4751 magic constant in emit_library_call invocations.
4752 (sparc64_initialize_trampoline): Likewise.
4753 (sparc_profile_hook): Likewise.
4754 * config/sparc/sparc.md: Likewise.
4756 * config/sparc/sparc.c (sparc_extra_constraint_check):
4757 Fix type of argument 'c'.
4758 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
4761 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4763 * diagnostic.h (output_buffer_state): Redefine.
4764 (output_format_decoder): New macro.
4765 (output_prefixing_rule): Likewise.
4766 (output_line_cutoff): Likewise.
4767 (diagnostic_format_decoder): Adjust.
4768 (diagnostic_prefixing_rule): Likewise.
4769 (diagnostic_line_cutoff): Likewise.
4770 (diagnostic_state): Likewise.
4771 (diagnostic_kind_count): Likewise.
4772 (diagnostic_buffer): Now a macro.
4774 * diagnostic.c (diagnostic_buffer): Remove definition.
4775 (output_is_line_wrapping): Adjust.
4776 (set_real_maximum_length): Likewise.
4777 (output_set_maximum_length): Likewise.
4778 (init_output_buffer): Likewise.
4779 (lhd_print_error_function): Likewise.
4780 (output_do_verbatim): Likewise.
4782 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
4784 * cpperror.c (print_location): Don't print include chain
4786 (cpp_begin_message): Update to use DL_ macros.
4787 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4788 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4789 cpp_notice, cpp_notice_from_errno): Remove.
4790 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4793 * cppexp.c (CPP_ICE): Remove.
4794 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
4795 lex, integer_overflow, _cpp_parse_expr): Update.
4796 * cppfiles.c (read_include_file, find_include_file,
4797 handle_missing_header, _cpp_read_file, remap_filename): Update.
4798 * cpphash.h (enum error_type): Remove.
4799 (_cpp_begin_message): Update.
4800 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
4801 cpp_handle_option, cpp_post_options): Update.
4802 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
4803 skip_whitespace, parse_identifier, parse_slow, parse_string,
4804 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
4805 cpp_interpret_charconst): Update.
4806 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
4807 lex_macro_node, do_undef, glue_header_name, parse_include,
4808 do_include_common, read_flag, do_line, do_linemarker, do_ident,
4809 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
4810 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
4811 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
4812 _cpp_pop_buffer, do_diagnostic): Update.
4813 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
4814 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
4815 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4816 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4817 cpp_notice, cpp_notice_from_errno): Remove.
4818 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4821 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
4822 collect_args, enter_macro_context, save_parameter, parse_params,
4823 _cpp_create_definition, check_trad_stringification,
4824 cpp_macro_definition): Update.
4825 * cppmain.c (cpp_preprocess_file): Update.
4826 * fix-header.c (read_scan_file): Update.
4828 2002-04-14 Andreas Schwab <schwab@suse.de>
4830 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
4832 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
4834 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
4836 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4838 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
4841 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
4843 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
4845 2002-04-13 Joel Sherrill <joel@OARcorp.com>
4847 * config/sparc/t-elf: Enable v8 multilibs. Impacts
4848 sparc-elf and sparc-rtems targets.
4850 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4852 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
4853 defined, and __gnu_hurd__ wherever __GNU__ is defined.
4854 * arm/linux-elf.h: Likewise.
4855 * cris/aout.h: Likewise.
4856 * cris/linux.h: Likewise.
4857 * i370/linux.h: Likewise.
4858 * i386/gnu.h: Likewise.
4859 * i386/linux-aout.h: Likewise.
4860 * i386/linux-oldld.h: Likewise.
4861 * i386/linux.h: Likewise.
4862 * i386/linux64.h: Likewise.
4863 * ia64/linux.h: Likewise.
4864 * m68k/linux-aout.h: Likewise.
4865 * m68k/linux.h: Likewise.
4866 * mips/linux.h: Likewise.
4867 * pa/pa-linux.h: Likewise.
4868 * pj/linux.h: Likewise.
4869 * rs6000/sysv4.h: Likewise.
4870 * s390/linux.h: Likewise.
4871 * sh/linux.h: Likewise.
4872 * sparc/linux-aout.h: Likewise.
4873 * sparc/linux.h: Likewise.
4874 * sparc/linux64.h: Likewise.
4875 * xtensa/linux.h: Likewise.
4877 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
4879 * stmt.c (check_unique_operand_names): Expect operand names to
4880 be strings rather than identifiers. Use simple_cst_equal to
4882 (resolve_operand_name_1): Make same identifier to string change here.
4883 * c-parse.in (asm_operand): Convert a named operand into a string.
4884 * cp/parse.y (asm_operand): Likewise.
4886 2002-04-13 Andreas Schwab <schwab@suse.de>
4888 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
4890 2002-04-12 Mark Mitchell <mark@codesourcery.com>
4892 Revert these changes:
4894 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4897 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4899 2002-04-12 Richard Henderson <rth@redhat.com>
4901 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
4902 (sparc*-*-solaris): Clean up header files.
4903 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
4904 and plan on generating 64-bit code.
4905 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
4906 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
4907 * config/sparc/sol2-sld-64.h: Rename ...
4908 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
4909 for AS_SPARC64_FLAG not defined.
4910 * config/sparc/sol2-gld-bi.h: New.
4911 * config/sparc/sol2-sld.h: Remove.
4912 * config/sparc/sol26-sld.h: New.
4913 * config/sparc/sol2.h: Tidy comments.
4914 * doc/install.texi: Document sparc-solaris configury changes.
4916 2002-04-12 Richard Henderson <rth@redhat.com>
4918 * recog.c (offsettable_address_p): Match the logic in adjust_address.
4920 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
4921 in 64-bit mode only. Use only for 32-bit or MEDLOW.
4923 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4925 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
4927 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
4929 * pa.c (pa_can_combine_p): Call extract_insn before calling
4932 2002-04-12 Douglas B Rupp <rupp@gnat.com>
4934 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
4935 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
4936 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4937 (CPP_PREDEFINES): Handle __declspec.
4938 * config/i386/t-interix (USER_H): Remove.
4940 2002-04-12 DJ Delorie <dj@redhat.com>
4942 * integrate.c (compare_blocks): Make comparisons safe for when
4943 sizeof(int) < sizeof(char *).
4944 (find_block): Likewise.
4946 2002-04-12 Jan Hubicka <jh@suse.cz>
4947 David Edelsohn <edelsohn@gnu.org>
4949 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
4951 (symbol_ref_operand): New.
4952 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
4953 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
4955 2002-04-12 Andreas Schwab <schwab@suse.de>
4957 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
4958 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
4959 overrides the definition in config/svr4.h.
4961 2002-04-12 Eric Norum <eric.norum@usask.ca>
4963 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
4964 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
4965 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
4966 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
4967 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
4968 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
4969 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
4970 definitions to config/rtems.h and make the targets more similar.
4972 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4974 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
4975 POINTERS_EXTEND_UNSIGNED.
4976 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
4977 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
4979 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
4982 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
4984 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
4985 depends on TARGET_SHMEDIA, not TARGET_SH5.
4987 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
4989 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
4990 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
4992 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
4994 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
4997 2002-04-12 Andreas Schwab <schwab@suse.de>
4999 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
5001 2002-04-12 Richard Henderson <rth@redhat.com>
5004 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
5006 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
5007 modes spanning multiple hard regs.
5009 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
5011 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5013 * pa.c (pa_output_function_prologue): Don't accumulate the total
5014 number of code bytes when using TARGET_64BIT, or gas, SOM and not
5015 the portable runtime.
5016 (output_deferred_plabels): Handle 64bit plabels.
5017 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
5018 generating pic code using the GAS assembler for object formats that
5019 are not SOM (ie., ELF32 and ELF64).
5020 (output_millicode_call): Check attribute type if attribute length is 28.
5021 Likewise use $PIC_pcrel$0. Only call get_attr_length and
5022 dbr_sequence_length once.
5023 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
5024 dbr_sequence_length once.
5025 * pa.h (TARGET_SOM): Define if not defined.
5026 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
5027 with GAS and not SOM.
5028 (jump, call_internal_reg, call_value_internal_reg): Likewise.
5029 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
5031 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5033 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
5034 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
5035 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
5036 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
5037 elfos.h and dbxelf.h values are fine now.
5038 * config/i386/freebsd.h, config/alpha/freebsd.h
5039 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
5041 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5043 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
5044 or set Acpu or Amachine. Reformat.
5045 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5047 (LINK_SPEC): Do not need to undef.
5048 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
5049 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
5050 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5052 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
5053 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
5054 (LINK_SPEC): Do not need to undef.
5055 (DONT_USE_BUILTIN_SETJMP): Do not define.
5056 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
5057 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
5058 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
5059 Remove trailing spaces.
5060 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
5061 __ELF__, or set Acpu or Amachine. Reformat.
5062 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5065 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5067 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
5068 all other *-*-freebsd* targets.
5070 2002-04-11 Richard Henderson <rth@redhat.com>
5072 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
5074 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5076 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
5077 Include {cpu}/{cpu}.h thru tm_file.
5078 (alpha*-*-linux*ecoff): Remove target.
5079 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
5080 (LINK_SPEC): Remove, is not OS independent.
5081 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
5082 (LINK_SPEC): Do not need to #undef any longer.
5083 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
5085 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
5087 (LINK_SPEC): Moved here from alpha/elf.h.
5088 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
5090 * config/alpha/linux-ecoff.h: Remove.
5091 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
5092 (CPP_SPEC): Define _POSIX_SOURCE as needed.
5093 (CPP_SUBTARGET_SPEC): Do not define.
5094 (LINK_SPEC): Do not need to #undef any longer.
5095 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
5096 * config/alpha/vms.h: Likewise.
5098 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
5100 * doc/extend.texi: Remove old claim that typedefs cannot have
5101 an alignment attribute.
5103 2002-04-11 Jakub Jelinek <jakub@redhat.com>
5105 PR optimization/6177
5106 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
5107 bitpos is 0 and bitsize CONCAT size.
5109 2002-04-11 Jakub Jelinek <jakub@redhat.com>
5112 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
5114 2002-04-10 David O'Brien <obrien@FreeBSD.org>
5116 * config/alpha/freebsd.h: Minor reformatting.
5117 (CPP_SPEC): Define ELF and add cpp_subtarget.
5118 (ASM_SPEC): No longer needed.
5120 2002-04-11 Richard Henderson <rth@redhat.com>
5122 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
5123 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
5124 (dimode mem/zero splitter): New.
5126 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
5128 * config/cris/cris.c (cris_override_options): Tweak error message
5129 for PIC not implemented.
5131 * config/cris/cris.h: Tweak comments related to parameter-passing.
5133 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
5135 2002-04-10 Richard Henderson <rth@redhat.com>
5137 * except.c (add_ehl_entry): Allow duplicates after landing pad
5140 2002-04-10 David Edelsohn <edelsohn@gnu.org>
5142 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
5144 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
5146 * c-decl.c (c_init_decl_processing): Move generation of
5147 decls for g77_integer_type_node and friends from here ...
5148 * c-common.c (c_common_nodes_and_builtins): ... to here.
5150 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
5152 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
5153 is only used as frame pointer when frame_pointer_needed is true.
5155 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
5158 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
5159 for the fact that the pool entry uses two words.
5160 (movdf_hard_insn): Similarly. Also, ADR instruction can span
5162 (movdf_soft_insn): Similarly.
5163 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
5164 for the fact that the pool entry uses three words.
5166 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
5168 * config/mips/mips.c (mips_va_arg): When using the struct version
5169 of the EABI va_list, allow arguments in the register save area to
5170 take up less room than a stack argument.
5172 2002-04-10 Richard Henderson <rth@redhat.com>
5174 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
5175 if EXPAND_INITIALIZER.
5177 2002-04-09 Richard Henderson <rth@redhat.com>
5179 * config/alpha/alpha.md (movdi_er_maybe_g): New.
5180 * config/alpha/alpha.c (alpha_expand_mov): Use it.
5182 2002-04-10 Alan Modra <amodra@bigpond.net.au>
5184 PR optimization/6233
5185 * rtlanal.c (pure_call_p): New function.
5186 * rtl.h (pure_call_p): Declare.
5187 * loop.c (prescan_loop): Use it to set has_nonconst_call.
5188 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
5190 2002-04-09 Eric Christopher <echristo@redhat.com>
5192 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
5193 information to .comm directive.
5195 2002-04-09 Richard Henderson <rth@redhat.com>
5198 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
5200 2002-04-09 Richard Henderson <rth@redhat.com>
5202 * basic-block.h (flow_delete_block_noexpunge): Declare.
5203 (expunge_block_nocompact): Declare.
5204 * cfg.c (expunge_block_nocompact): Split out from ...
5205 (expunge_block): ... here.
5206 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
5207 (flow_delete_block_noexpunge): Split out from ...
5208 (flow_delete_block): ... here.
5209 * cfgcleanup.c (delete_unreachable_blocks): Compact while
5210 removing dead blocks.
5211 * except.c (exception_handler_labels): Remove.
5212 (exception_handler_label_map): New.
5213 (struct eh_region): Add aka member.
5214 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
5215 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
5216 (for_each_eh_label, for_each_eh_label_1): New.
5217 (init_eh): Register exception_handler_label_map.
5218 (free_eh_status): Use free_region.
5219 (find_exception_handler_labels): Use the map, not the list.
5220 (remove_exception_handler_label): Likewise.
5221 (maybe_remove_eh_handler): Likewise.
5222 (remove_eh_handler): Use the region aka bitmap.
5223 * except.h (exception_handler_labels): Remove.
5224 (for_each_eh_label): Declare.
5225 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
5226 * loop.c (invalidate_loops_containing_label): New.
5227 (find_and_verify_loops): Use it. Use for_each_eh_label.
5228 * sched-rgn.c (is_cfg_nonregular): Use
5229 current_function_has_exception_handlers.
5231 2002-04-09 Richard Henderson <rth@redhat.com>
5233 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
5234 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
5235 Do not return changed status.
5236 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
5237 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
5238 New functions that do return changed status.
5239 * sbitmap.h: Update decls.
5240 * gcse.c, lcm.c: Use _cg functions as needed.
5242 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
5244 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
5245 (sh64-*-elf*, sh-*-rtemself*): Likewise.
5246 * config/sh/embed_bb.c: New file.
5247 * config/sh/embed-elf.h: New file.
5248 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
5249 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
5250 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5252 (SUBTARGET_CPP_PTR_SPEC): Don't define.
5253 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
5254 Add subtarget_asm_endian_spec.
5255 (ASM_SPEC): Use subtarget_asm_endian_spec.
5256 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
5257 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
5258 (WCHAR_UNSIGNED): Define.
5259 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
5260 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5261 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
5263 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
5264 (sh_adjust_cost): Likewise.
5265 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5267 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
5268 (WCHAR_TYPE_SIZE): Likewise.
5269 (ASM_SPEC): Use subtarget_asm_endian_spec.
5270 (SH_ELF_WCHAR_TYPE): #undef/ #define.
5271 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
5272 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
5273 (MAX_WCHAR_TYPE_SIZE): Don't #define .
5274 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
5275 (USER_LABEL_PREFIX): Don't #undef /#define .
5276 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5277 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
5278 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
5279 (ASM_SPEC): Likewise.
5280 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
5281 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
5282 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
5283 (LIB2FUNCS_EXTRA): Define.
5284 * t-sh64 (LIB2FUNCS_EXTRA): Define.
5285 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
5286 (LIB1ASMFUNCS_CACHE): Define.
5287 (LIB2FUNCS_EXTRA): Redefine empty.
5289 2002-04-08 Richard Henderson <rth@redhat.com>
5291 * reorg.c (get_branch_condition): Use reversed_comparison_code.
5293 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5295 * config/m68hc11/larith.asm (__map_data_section): Fix condition
5296 and optimize for size.
5297 (__do_global_ctors): Fix pointer comparison.
5298 (__do_global_dtors): Likewise.
5300 2002-04-09 David S. Miller <davem@redhat.com>
5302 * config/sparc/sparc.c (sparc_extra_constraint_check): New
5303 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
5304 allow reloading pseudos.
5305 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
5306 * config/sparc/sparc-protos.h: Declare it.
5308 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
5309 unsigned comparison warning.
5310 (output_restore_regs): Mark leaf_function as unused.
5312 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5314 * expr.c (is_aligning_offset): New function.
5315 (expand_expr, case COMPONENT_EXPR): Call it.
5317 2002-04-08 David S. Miller <davem@redhat.com>
5320 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
5322 Make init_priority work on Sparc when using GNU ld.
5323 * config/sparc/linux.h, config/sparc/linux64.h,
5324 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
5325 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
5326 * config/sparc/sol2-gld.h: New file to do the same.
5327 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
5328 sparc/sol2-gld.h to tm_file.
5330 PR optimization/4328
5331 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
5332 * doc/md.texi: Document it.
5333 * config/sparc/sparc.md (movdi_insn_sp64_novis,
5334 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
5335 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
5336 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
5337 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
5339 2002-04-08 Andreas Jaeger <aj@suse.de>
5341 * stmt.c (expand_asm_operands): Revert last patch from Richard
5344 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5346 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
5347 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
5349 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5351 * doc/contrib.texi (Contributors): Add David O'Brien.
5353 2002-04-08 Alan Modra <amodra@bigpond.net.au>
5355 * configure.in (auto-build.h): Use target_alias and build_alias
5356 when running configure.
5357 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
5358 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
5359 * configure: Regenerate.
5361 2002-04-07 David S. Miller <davem@redhat.com>
5363 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
5365 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
5368 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
5369 generating 32-bit pic code.
5371 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
5373 * cppinit.c (cpp_create_reader): Initialize
5374 discard_comments_in_macro_exp.
5375 (COMMAND_LINE_OPTIONS): Add "-CC" option.
5376 (cpp_handle_option): Handle "-CC" option.
5377 * cpplex.c (save_comment): If saving a C++ comment in
5378 a directive, convert it to a C comment.
5379 (_cpp_lex_direct): Pass second comment start character to
5380 save_comment to indicate comment type.
5381 * cpplib.c (_cpp_handle_directive): If processing
5382 a "#define" directive and discard_comments_in_macro_exp
5383 is false, re-enable saving of comments.
5384 (lex_macro_node): If discard_comments_in_macro_exp is false,
5385 discard any comments before the macro identifier.
5386 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
5388 * cppmacro.c (cpp_get_token): If expanding a macro while
5389 processing a directive, discard any comments we might encounter.
5390 (parse_params): If discard_comments_in_macro_exp is false,
5391 ignore comments in the macro parameter list.
5392 * gcc.c (cpp_unique_options): Add "-CC" option.
5393 (option_map): Map "--comments-in-macros" to "-CC".
5394 * doc/cppopts.texi: Document "-CC" option.
5395 * f/lang-specs.h: Add "-CC" option.
5396 * testsuite/gcc.dg/cpp/maccom1.c: New test.
5397 * testsuite/gcc.dg/cpp/maccom2.c: New test.
5398 * testsuite/gcc.dg/cpp/maccom3.c: New test.
5399 * testsuite/gcc.dg/cpp/maccom4.c: New test.
5400 * testsuite/gcc.dg/cpp/maccom5.c: New test.
5401 * testsuite/gcc.dg/cpp/maccom6.c: New test.
5403 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
5406 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
5408 2002-04-06 Mark Mitchell <mark@codesourcery.com>
5411 * stor-layout.c (layout_decl): Reset the RTL for the decl.
5414 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
5415 RTX_UNCHANGING_P for the functions arguments when a tail call
5418 2002-04-06 Jason Merrill <jason@redhat.com>
5420 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
5421 (parse_options_and_default_flags): Set them appropriately.
5422 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
5424 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
5426 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
5429 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
5432 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
5433 types come in by-reference. Fix typo in comment.
5435 2002-04-05 David S. Miller <davem@redhat.com>
5437 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
5438 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
5439 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
5440 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
5442 2002-04-05 David S. Miller <davem@redhat.com>
5444 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
5445 are not going to emit return instructions, emit at least a nop
5446 for the sake of sane backtraces.
5448 2002-04-05 Richard Henderson <rth@redhat.com>
5450 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
5452 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
5454 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
5456 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
5458 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
5459 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
5460 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
5462 2002-04-05 Andreas Schwab <schwab@suse.de>
5464 * c-convert.c: Include c-common.h.
5465 * Makefile.in (c-convert.o): Updated.
5467 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5469 * mklibgcc.in: Use separate libgcc.map for each multilib.
5470 * Makefile.in (distclean): Don't remove libgcc.map here.
5472 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5474 * Makefile.in (s-mlib): Handle --disable-multilib by separate
5475 genmultilib invocation.
5477 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
5479 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
5480 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
5481 to num_gprs for symmetry.
5482 * config/mips/mips.c: Adjust accordingly.
5484 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
5486 * c-common.c (truthvalue_conversion): Rename, update.
5487 * c-common.h (c_common_truthvalue_conversion): New.
5488 * c-convert.c (convert): Update.
5489 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5490 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
5491 * c-typeck.c (build_binary_op, build_unary_op,
5492 build_conditional_expr): Update.
5493 * fold-const.c (constant_boolean_node, fold): Use langhook.
5494 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
5495 * langhooks.h (struct lang_hooks): New hook.
5496 * stmt.c (expand_decl_cleanup): Use langhook.
5497 * tree.h (truthvalue_conversion): Remove.
5499 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5501 2002-04-05 Alan Modra <amodra@bigpond.net.au>
5503 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
5504 Add rules to make null object file.
5506 2002-04-04 Jim Blandy <jimb@redhat.com>
5508 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
5509 macro formal parameter names.
5511 2002-04-04 David S. Miller <davem@redhat.com>
5513 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
5515 2002-04-04 Richard Henderson <rth@redhat.com>
5518 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
5519 Support copies into and out of memory. Don't accept allows_reg
5520 and allows_mem as gospel.
5522 2002-04-04 Richard Henderson <rth@redhat.com>
5525 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
5526 (write_dependence_p): Likewise.
5528 2002-04-04 Richard Henderson <rth@redhat.com>
5530 * predict.c (estimate_bb_frequencies): Do frequency calculation
5531 with a volatile temporary.
5533 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
5535 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
5537 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5540 * final.c (final_start_function): Don't bump profile_label_no here...
5541 (final_end_function): ...but here.
5543 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5545 * config/sparc/sparc.md (pic): New attribute.
5546 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
5548 (split after do_builtin_setjmp_setup): New.
5550 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5553 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
5556 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5558 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
5559 UNITS_PER_WORD for zero sized aggregates.
5561 2002-04-03 David S. Miller <davem@redhat.com>
5563 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
5564 one-character spec for this, just use %(link_gcc_c_sequence).
5566 2002-04-03 David S. Miller <davem@redhat.com>
5568 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
5571 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5573 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
5574 (DWARF_FRAME_RETURN_COLUMN): Move.
5575 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5576 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
5577 * pa.c (except.h, predict.h): Include.
5579 (store_reg_modify, set_reg_plus_d): Revise prototypes.
5580 (output_ascii): Add cast.
5581 (store_reg_modify): Revise to add frame notes.
5582 (set_reg_plus_d): Likewise.
5583 (compute_frame_size): Include space for eh data registers in frame if
5584 the current function calls eh_return.
5585 (hppa_expand_prologue): Ensure register %r2 is saved if the current
5586 function calls eh_return. Save eh data registers if the current
5587 function calls eh_return. Fix code to add frame notes. Emit
5588 blockage to prevent insns with frame notes being scheduled in the
5589 delay slot of calls.
5590 (hppa_expand_epilogue): Restore eh data registers and do final stack
5591 adjustment if the current function calls eh_return. Don't add frame
5593 (output_call): Revise for change in length of call insn. Don't do
5594 return pointer adjustment for an unconditional jump in the delay slot
5595 of a call when using frame notes.
5596 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
5597 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
5598 (ARG_POINTER_CFA_OFFSET): Define.
5599 * pa.md (return_external_pic): New pattern.
5600 (prologue): Correct formatting. Use return_external_pic if current
5601 function calls eh_return.
5602 (call_internal_symref, call_value_internal_symref,
5603 sibcall_internal_symref, sibcall_value_internal_symref): Change default
5604 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
5606 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
5608 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
5609 list of targets to check using "nop" insn.
5610 * configure: Rebuilt.
5612 2002-04-04 Alan Modra <amodra@bigpond.net.au>
5614 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
5616 2002-04-03 David S. Miller <davem@redhat.com>
5618 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
5619 library sequence passed to the linker.
5620 (LINK_COMMAND_SPEC): Use it.
5621 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
5622 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
5623 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
5625 2002-04-03 Jason Merrill <jason@redhat.com>
5627 * except.c (struct eh_status): Remove protect_list.
5628 (begin_protect_partials, end_protect_partials): Remove.
5629 (add_partial_entry): Remove.
5630 * except.h: Remove prototypes.
5632 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
5633 expand_decl_cleanup_eh.
5636 * tree.h (CLEANUP_EH_ONLY): New macro.
5637 * stmt.c (expand_decl_cleanup_eh): New fn.
5638 (expand_cleanups): Check CLEANUP_EH_ONLY.
5639 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
5640 Use expand_decl_cleanup_eh.
5641 (expand_stmt): Adjust.
5642 * c-common.h: Adjust prototype.
5644 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
5646 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
5647 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
5648 (cris_target_asm_function_epilogue): Ditto.
5649 (cris_initial_frame_pointer_offset): Ditto.
5650 (cris_simple_epilogue): Ditto.
5651 (cris_expand_builtin_va_arg): Variable-size types come in
5654 2002-04-03 David S. Miller <davem@redhat.com>
5656 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
5658 (set_fast_math): Correct 'fsr' type.
5660 2002-04-03 Richard Henderson <rth@redhat.com>
5663 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
5664 * toplev.c (check_global_declarations): Use it.
5665 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
5666 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5667 (LANG_HOOKS_DECLS): Add it.
5668 * langhooks.c (lhd_warn_unused_global_decl): New.
5669 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5670 * c-objc-common.c (c_warn_unused_global_decl): New.
5671 * c-tree.h (c_warn_unused_global_decl): Declare.
5672 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5674 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
5676 * langhooks-def.h (lhd_set_decl_assembler_name,
5677 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
5678 (LANG_HOOKS_INITIALIZER): Update.
5679 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
5680 * langhooks.h (struct lang_hooks): New hook.
5681 * tree.c (set_decl_assembler_name): Move to langhooks.c.
5682 (lang_set_decl_assembler_name): Remove.
5683 (init_obstacks): Don't set hook.
5684 (decl_assembler_name): New function.
5685 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
5686 (decl_assembler_name): New.
5687 (lang_set_decl_assembler_name): Remove.
5689 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5691 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
5692 works properly with .hidden symbols.
5693 * configure: Rebuilt.
5694 * config.in: Rebuilt.
5695 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5696 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
5697 properly with .hidden symbols.
5699 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5702 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
5705 2002-04-03 Richard Henderson <rth@redhat.com>
5708 * sched-rgn.c (sets_likely_spilled): New.
5709 (sets_likely_spilled_1): New.
5710 (add_branch_dependences): Use it.
5712 2002-04-02 Richard Henderson <rth@redhat.com>
5715 * loop.h (LOOP_FIRST_PASS): New.
5716 * loop.c (strength_reduce): Mind it when deciding to unroll.
5717 * toplev.c (rest_of_compilation): Set it.
5719 2002-04-02 David S. Miller <davem@redhat.com>
5721 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
5722 mems_ok_for_ldd_peep when the order of the loads being examined
5724 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
5725 existing comment to increase comprehension of this situation.
5727 2002-04-02 Zack Weinberg <zack@codesourcery.com>
5729 * config/sh/sh.md: Don't use union real_extract.
5731 2002-04-02 Richard Henderson <rth@redhat.com>
5733 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
5735 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5737 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
5738 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
5739 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
5740 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
5741 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
5742 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
5743 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
5744 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
5745 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
5746 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
5747 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
5748 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
5749 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
5750 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
5751 Include as many configury headers via tm_file as possible. This
5752 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
5753 * config/openbsd-oldgas.h: New file.
5754 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
5755 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
5756 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
5757 config/i386/i386-coff.h, config/i386/i386-interix.h,
5758 config/i386/iscdbx.h, config/i386/linux-aout.h,
5759 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
5760 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
5761 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
5762 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
5763 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
5764 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
5765 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
5766 config/i386/vxi386.h: Do not directly include configury headers.
5767 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
5768 Directly include configury headers that are no longer automatically
5769 included by the above headers.
5770 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
5771 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
5772 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
5773 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
5774 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
5775 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
5776 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
5777 (TARGET_VERSION): Define.
5778 * config/i386/beos-elf.h, config/i386/freebsd.h,
5779 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
5780 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
5781 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
5782 config/i386/sco5.h, config/i386/sysv4.h
5783 (TARGET_VERSION): Do not need to protect.
5784 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
5785 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
5786 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
5787 config/i386/i386-interix.h, config/i386/linux-aout.h,
5788 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
5789 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
5790 (YES_UNDERSCORES): Do not define - not needed.
5791 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
5792 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5793 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
5794 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
5795 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5796 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
5797 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
5798 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
5800 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
5801 Richard Henderson <rth@redhat.com>
5804 * function.c (assign_temp): Accept either type or decl argument.
5805 Detect variables whose size is too large to fit into an integer.
5806 * stmt.c (expand_decl): Pass the decl, not the type.
5808 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5810 * protoize.c: Match include directory usage with cppdefault.c.
5812 2002-04-03 Jeffrey A Law (law@redhat.com)
5813 Hans-Peter Nilsson <hp@bitrange.com>
5815 * combine.c (simplify_comparison): Avoid narrowing a comparison
5816 with a paradoxical subreg when doing so would drop signficant bits.
5818 2002-04-02 Steve Ellcey <sje@cup.hp.com>
5820 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
5821 if POINTERS_EXTEND_UNSIGNED is defined.
5823 2002-04-02 Richard Henderson <rth@redhat.com>
5826 * local-alloc.c (contains_replace_regs): LO_SUM may contain
5829 2002-04-02 Richard Henderson <rth@redhat.com>
5831 * doc/standards.texi: Document required freestanding libc entry points.
5833 2002-04-02 Alan Modra <amodra@bigpond.net.au>
5835 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
5836 associated splitter. Remove MQ constraint.
5837 (ctrdi_internal4): Correct CCmode clobber.
5839 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5841 * milli64.S ($$dyncall): New function.
5842 * t-linux (LIB1ASMFUNCS): Revise module list.
5843 (LIB1ASMSRC): Use pa/milli64.S.
5845 2002-04-02 Richard Henderson <rth@redhat.com>
5847 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
5848 rename solaris_sys_varargs_h.
5850 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5852 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
5853 the same mode as its component.
5855 2002-04-02 Richard Henderson <rth@redhat.com>
5858 * final.c (this_is_asm_operands): Export.
5859 * output.h (this_is_asm_operands): Declare.
5860 * config/i386/i386.c (print_operand): Error odd asm operands.
5862 2002-04-02 Richard Henderson <rth@redhat.com>
5865 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
5867 2002-04-01 Richard Henderson <rth@redhat.com>
5870 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
5871 * fixinc/fixincl.x: Rebuild.
5873 2002-04-01 Richard Henderson <rth@redhat.com>
5875 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
5876 (atomic_alloc, atomic_free): New.
5877 (SIZE, MASK_FOR, PTR_IN): New.
5878 (emergency_reg_state, emergency_reg_state_free): New.
5879 (emergency_labeled_state, emergency_labeled_state_free): New.
5880 (reg_state_alloced, labeled_state_alloced): New.
5881 (alloc_reg_state, free_reg_state): New.
5882 (alloc_label_state, free_label_state, free_label_states): New.
5883 (push, pop, dup_state_stack, free_state_stack): Use them.
5884 (desc_label_state): Likewise.
5885 (uw_frame_state_for): Free label states and state stack.
5886 (uw_update_reg_address): Eliminate warnings.
5888 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
5890 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
5891 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
5893 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5895 * c-decl.c (grokdeclarator): Update.
5896 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5897 * c-tree.h (c_mark_addressable): New.
5898 * c-typeck.c (default_function_array_conversion, build_unary_op,
5899 build_array_ref, convert_for_assignment): Update.
5900 (mark_addressable): Rename.
5901 * calls.c (try_to_integrate, expand_call): Use langhook.
5902 * expr.c (expand_expr): Use langhook.
5903 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
5904 * langhooks.h (struct lang_hooks): New hook.
5905 * stmt.c (expand_asm_operands): Use langhook.
5906 * tree.h (mark_addressable): Remove.
5908 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5910 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5912 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
5915 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5917 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
5918 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
5920 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5922 * c-common.c (unsigned_conversion_warning, convert_and_check,
5923 unsigned_type, signed_type, shorten_compare,
5924 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
5925 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
5926 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
5928 * c-decl.c (grokdeclarator): Update.
5929 * c-format.c (check_format_types): Update.
5930 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5931 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5932 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
5933 * convert.c (convert_to_integer): Use new hooks.
5934 * expmed.c (make_tree): Use new hooks.
5935 * expr.c (store_expr): Use new hooks.
5936 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
5937 all_ones_mask_p, unextend, fold): Use new hooks.
5938 * langhooks.h (struct lang_hooks_for_types): New hooks.
5939 * tree.h (signed_or_unsigned_type, signed_type,
5940 unsigned_type): Remove.
5942 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5943 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5945 2002-03-31 Richard Henderson <rth@redhat.com>
5947 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
5948 (desc_frgr_mem): Fix reference to f16-f31.
5950 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5952 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5953 RTVEC_ELT): Const-ify.
5954 * varray.h (VARRAY_CHECK): Const-ify.
5955 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
5956 ggc_mark_rtvec, ggc_mark): Const-ify.
5958 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5960 * diagnostic.c: Include langhooks-def.h.
5961 * Makefile.in (diagnostic.o): Update.
5963 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5965 * c-common.c (c_unsafe_for_reeval): Rename.
5966 * c-common.h (c_unsafe_for_reeval): Rename.
5967 * c-decl.c (finish_incomplete_decl): Rename.
5968 (c_init_decl_processing): Don't set langhook.
5969 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5970 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5971 * c-objc-common.c (c_objc_common_init): Don't set langhook.
5972 * c-tree.h (finish_incomplete_decl): Rename.
5973 * langhooks-def.h (lhd_unsafe_for_reeval): New.
5974 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
5975 (LANG_HOOKS_INITIALIZER): Update.
5976 * langhooks.c (lhd_unsafe_For_reeval): New.
5977 * langhooks.h (struct langhooks): New hooks.
5978 * toplev.c (incomplete_decl_finalize_hook): Remove.
5979 (wrapup_global_declarations): Update.
5980 * tree.c (lang_unsafe_for_reeval): Remove.
5981 (unsafe_for_reeval): Update.
5982 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
5985 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5986 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5988 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5990 * diagnostic.c (print_error_function): Remove.
5991 (default_print_error_function): Rename.
5992 (report_error_function): Update.
5993 * diagnostic.h (print_error_function): Remove.
5994 (default_print_error_function): Remove.
5995 * langhooks-def.h (struct diagnostic_context): Predeclare.
5996 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
5997 (LANG_HOOKS_INITIALIZER): Update.
5998 * langhooks.h (struct diagnostic context): Predeclare.
5999 (struct lang_hooks): New hook.
6001 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6003 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
6004 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
6006 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
6007 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
6008 of PIC_OFFSET_TABLE_REGNUM thruout.
6009 * config/rs6000/rs6000.md: Likewise.
6010 * config/rs6000/darwin.h: Likewise.
6012 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6014 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
6015 unsigned HOST_WIDE_INT, not unsigned int.
6017 2002-03-31 Jakub Jelinek <jakub@redhat.com>
6019 PR middle-end/6096, middle-end/6098, middle-end/6099
6020 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
6022 (fill_slots_from_thread): Likewise.
6024 2002-03-31 Jakub Jelinek <jakub@redhat.com>
6026 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
6027 floating fields in float regs.
6028 (function_arg_record_value_2): Likewise.
6030 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
6032 * config/mmix/mmix.md (define_constants): Remove misleading
6033 FIXME. Add MMIX_fp_rO_OFFSET.
6034 ("nonlocal_goto_receiver"): Don't have stack-frame address of
6035 saved rO as part of the pattern. Remove FIXME.
6036 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
6037 here, at output-time.
6039 2002-03-31 Jakub Jelinek <jakub@redhat.com>
6042 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
6044 (output_v9branch): Likewise.
6046 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
6048 * gcc.c: Revert previous patch for now.
6049 * config/i386/djgpp.h: Likewise.
6051 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
6053 * config/mmix/crti.asm (_init): Register _fini with atexit.
6054 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
6056 2002-03-31 Richard Henderson <rth@redhat.com>
6059 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
6060 (ASM_OUTPUT_DEF_FROM_DECLS): New.
6062 2002-03-31 Richard Henderson <rth@redhat.com>
6064 * libgcc2.c (__bb_exit_func): Make static.
6066 * config/alpha/alpha.md (trap): New.
6068 2002-03-31 Richard Henderson <rth@redhat.com>
6070 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
6071 promoted argument types; build trap.
6072 (expand_builtin_trap): New.
6073 (expand_builtin): Use it.
6074 * stmt.c (expand_nl_goto_receivers): Likewise.
6075 * expr.h (expand_builtin_trap): Declare.
6076 * libfuncs.h (LTI_abort, abort_libfunc): New.
6077 * optabs.c (init_optabs): Init abort_libfunc.
6079 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
6081 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
6082 (LINK_COMMAND_SPEC): ... from here.
6083 (init_gcc_specs): Duplicate it here too, omitting
6084 shared_name in the second copy.
6085 (init_spec): Test for duplicate
6086 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
6088 2002-03-30 David S. Miller <davem@redhat.com>
6090 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6091 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
6093 2002-03-30 Roger Sayle <roger@eyesopen.com>
6094 Richard Henderson <rth@redhat.com>
6096 * regmove.c (combine_stack_adjustments_for_block): Avoid
6097 emitting a stack adjustment of zero bytes. Let delete_insn
6100 2002-03-30 Richard Henderson <rth@redhat.com>
6102 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
6103 (sparc_emitting_epilogue): New.
6104 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
6105 * config/sparc/sparc-protos.h: Update.
6106 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
6107 (TARGET_SWITCHES): Update.
6108 * config/sparc/sparc.md (return): Remove.
6109 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
6110 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
6111 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
6112 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6113 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
6114 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
6115 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
6116 Remove MASK_EPILOGUE.
6117 * doc/invoke.texi: Update.
6119 2002-03-30 Daniel Berlin <dan@dberlin.org>
6121 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
6122 CPP will start the file for us.
6124 2002-03-30 Richard Henderson <rth@redhat.com>
6127 * config/ia64/ia64.c (group_barrier_needed_p): Special case
6128 prologue_allocate_stack.
6129 (ia64_single_set): Use insn codes for recognition of special
6130 cases, not rtl matching.
6131 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
6133 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
6135 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
6137 2002-03-30 Richard Henderson <rth@redhat.com>
6140 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
6141 or -fomit-frame-pointer with profiling.
6142 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6143 (FUNCTION_PROFILER): Do nothing.
6144 (PROFILE_HOOK): New.
6145 * config/sparc/sparc.c (sparc_override_options): Don't check
6146 code models for profiling.
6147 (sparc_function_profiler): Remove.
6148 (sparc_profile_hook): New.
6149 * config/sparc/sparc-protos.h: Update.
6151 2002-03-30 Jakub Jelinek <jakub@redhat.com>
6153 PR optimization/6086
6154 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
6155 of SUBREG of volatile MEM or because the MEM was mode dependent,
6156 return CLOBBER instead of unmodified SUBREG.
6158 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
6160 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
6161 when not optimizing.
6163 * toplev.c (rest_of_compilation): Cann mark_constant_function
6164 only when optimizing.
6166 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
6169 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
6170 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
6171 (try_optimize_cfg): clear all AUX fields.
6173 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
6174 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
6175 (ix86_address_cost): Be prepared for SUBREGed registers.
6176 (legitimate_address_p): Accept SUBREGed registers.
6178 2002-03-29 Richard Henderson <rth@redhat.com>
6181 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
6183 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6185 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
6186 for aggregate and TFmode types.
6188 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
6190 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
6192 2002-03-29 Richard Henderson <rth@redhat.com>
6195 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
6196 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
6198 2002-03-29 Richard Henderson <rth@redhat.com>
6201 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
6202 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
6203 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
6204 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
6206 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
6208 2002-03-29 Dale Johannesen <dalej@apple.com>
6210 * loop.c (combine_movables): Do allow combination of pseudos.
6212 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
6214 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
6215 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
6216 No functional change except ...
6217 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
6218 * doc/install.texi (*-*-freebsd*): Document port configuration.
6220 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6222 * Makefile.in (convert.o, calls.o, expmed.o): Update.
6223 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
6225 * builtin-types.def (BT_PTRMODE): Update.
6226 * c-common.c (type_for_size): Rename c_common_type_for_size.
6227 (type_for_mode): Similarly.
6228 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
6230 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
6231 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
6232 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
6234 * c-typeck.c (common_type, comptypes, default_conversion):
6236 * calls.c: Include langhooks.h.
6237 (emit_library_call_value_1): Use new hooks. Avoid redundant
6239 * convert.c: Include langhooks.h
6240 (convert_to_pointer, convert_to_integer): Use new hooks.
6241 * except.c (init_eh): Similarly.
6242 * expmed.c: Include langhooks.h.
6243 (expand_mult_add): Use new hooks.
6244 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
6245 try_casesi): Similarly.
6246 * fold-const.c (optimize_bit_field_compare, make_range,
6247 decode_field_reference, fold_truthop, fold): Similarly.
6248 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
6249 put_var_into_stack): Similarly.
6250 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
6251 LANG_HOOKS_TYPE_FOR_SIZE): New.
6252 (LANG_HOOKS_TYPES_INITIALIZER): Update.
6253 * langhooks.h (lang_hooks_for_types): New hooks.
6254 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
6255 * tree.c (get_unwidened, get_narrower): Similarly.
6256 * tree.h (type_for_mode, type_for_size): Remove.
6257 * varasm.c (force_const_mem): Use new hooks.
6258 * utils2.c (nonbinary_modular_operation): Update.
6260 * objc-act.c (handle_impent): Update.
6261 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
6264 2002-03-29 Steve Ellcey <sje@cup.hp.com>
6266 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
6267 * config/ia64/ia64.c (basereg_operand): New.
6268 * config/ia64/ia64-protos.h (basereg_operand): Declare.
6269 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
6271 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
6273 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
6274 unwind information when frame_pointer_needed.
6275 (mmix_assemble_integer): Tweak wording in comment.
6277 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6279 * Makefile.in (except.o): Update.
6280 * except.c: Include langhooks.h.
6281 (init_eh): Use langhook.
6282 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
6283 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
6284 (LANG_HOOKS_INITIALIZER): Update.
6285 * langhooks.h (lang_hooks_for_types): New.
6286 (struct lang_hooks): Add it.
6287 * tree.c (make_lang_type_fn, make_lang_type): Remove.
6288 * tree.h (make_lang_type_fn, make_lang_type): Remove.
6290 * alpha/alpha.c: Include langhooks.h.
6291 (alpha_build_va_list): Use langhook.
6292 * d30v/d30v.c: Include langhooks.h.
6293 (d30v_build_va_list): Use langhook.
6294 * i386/i386.c: Include langhooks.h.
6295 (ix86_build_va_list): Use langhook.
6296 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
6297 * s390/s390.c: Include langhooks.h.
6298 (s390_build_va_list): Use langhook.
6299 * stormy16/stormy16.c: Include langhooks.h.
6300 (stormy16_build_va_list): Use langhook.
6302 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6305 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
6307 (length): Compute variable length for branches/calls/jumps here.
6308 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
6309 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
6310 define branch_type attribute.
6311 (divsi3_sp32): Maximum length is 6 not 7.
6312 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
6313 call_address_untyped_struct_value_sp32,
6314 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
6315 * config/sparc/sparc.c (empty_delay_slot): New function.
6316 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
6317 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
6319 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6321 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
6322 nonzero_bits if not needed.
6323 (nonzero_bits) [XOR]: Likewise.
6324 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
6325 reg_last_set_mode and mode are both MODE_INT, but not equal.
6326 (record_value_for_reg): Compute reg_last_set_nonzero_bits
6327 in nonzero_bits_mode for MODE_INT modes.
6329 2002-03-28 Richard Henderson <rth@redhat.com>
6332 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
6333 to GAS. Correct drift between alternatives.
6335 2002-03-28 Richard Henderson <rth@redhat.com>
6338 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
6340 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
6342 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
6343 emulation to the linker.
6345 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
6347 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
6348 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
6350 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
6352 * combine.c (simplify_and_const_int): Make sure to apply mask
6353 when force_to_mode returns a constant integer. PR3311.
6355 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6357 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
6359 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6361 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
6362 and Objective-C Dialect Options.
6364 2002-03-28 Richard Henderson <rth@redhat.com>
6366 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
6367 comparison should be done vs !=0 not >0 return code. Tidy cases.
6369 2002-03-28 Richard Henderson <rth@redhat.com>
6371 * c-decl.c (finish_function): New arg can_defer_p. Pass it
6372 on to c_expand_body.
6373 * c-tree.h (finish_function): Update decl.
6374 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
6376 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
6378 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
6380 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
6382 * rtlanal.c: Include flags.h
6383 (may_trap_p): Do not mark FP operations if trapping
6384 if !flag_trapping_math
6385 * Makefile.in (rtlanal.o): Add dependency on flag.h
6386 * ifcvt.c (noce_operand_ok): Avoid the lameness.
6388 2002-03-27 Zack Weinberg <zack@codesourcery.com>
6390 * mips.md: Use dconst1, not 1.0, as first argument of
6391 REAL_VALUE_LDEXP. Don't use union real_extract.
6393 2002-03-28 Alan Modra <amodra@bigpond.net.au>
6395 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
6396 rather than $target. Heed program_prefix and
6397 program_transform_name. Search for gas in cross-compiler case too.
6398 "test -x" rather than "test -f".
6399 (gcc_cv_ld): Likewise.
6400 (gcc_cv_nm): Heed program_prefix and program_transform_name.
6401 (gcc_cv_objdump): Likewise.
6402 * configure: Regenerate.
6404 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6406 * Makefile.in (attribs.o): Update.
6407 * attribs.c: Include langhooks.h.
6408 (decl_attributes): Use langhook.
6409 * c-decl.c (insert_default_attributes): Rename.
6410 * c-tree.h (c_insert_default_attributes): New.
6411 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
6412 (LANG_HOOKS_INITIALIZER): Update.
6413 * langhooks.h (struct lang_hooks): New hook.
6414 * tree.h (insert_default_attributes): Remove.
6416 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
6418 2002-03-27 Andreas Schwab <schwab@suse.de>
6420 * config/i386/i386.c (classify_argument): Also check for
6423 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6425 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
6428 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
6430 * i960.md (ret): Set PC.
6431 (nonlocal_goto): Fix expander.
6432 * builtins.c (epxand_builin_longjmp): Check that we've emitted
6435 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
6437 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
6440 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6442 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
6443 assigning to BLOCK_FOR_INSN directly.
6445 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
6447 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
6449 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6451 * c-common.c (c_expand_expr): Fix prototype.
6452 * c-common.h (c_expand_expr): Always declare, update.
6453 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6454 * c-objc-common.c (c_objc_common_init): No global hook.
6455 * expr.c (expand_expr): Use langhook.
6456 * expr.h (enum expand_modifier): Conditionally declare.
6457 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
6458 (LANG_HOOKS_INITIALIZER): Update.
6459 * langhooks.c (lhd_expand_expr): New.
6460 * langhooks.h (struct lang_hooks): New hook.
6461 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
6462 (lang_independent_init): Don't default hook.
6464 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6466 2002-03-27 Richard Henderson <rth@redhat.com>
6469 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
6470 TARGET_CONST_GP. Simplify conditions.
6472 2002-03-27 Richard Henderson <rth@redhat.com>
6474 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6475 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
6476 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
6478 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
6480 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
6481 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
6482 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
6483 Remove unnecessary masks.
6484 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
6485 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
6486 -mwindows, -mdll switches and their negations.
6488 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6490 * gcc-common.c (lang_mark_false_label_stack): Remove.
6491 * ggc.h (lang_mark_false_label_stack): Similarly.
6493 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
6495 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
6497 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
6498 or __rtems_ is defined.
6500 2002-03-26 Richard Henderson <rth@redhat.com>
6502 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
6503 if a non-trivial load was emitted.
6504 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
6505 in high+extra+low case.
6507 2002-03-26 Richard Henderson <rth@redhat.com>
6509 * config.gcc (sparc*-solaris): Use float_format=sparc.
6511 2002-03-26 Richard Henderson <rth@redhat.com>
6513 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6514 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
6515 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
6516 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
6517 (WINT_TYPE_SIZE): Fix at 32.
6519 2002-03-26 Richard Henderson <rth@redhat.com>
6521 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
6522 until after eh landing pad generation.
6523 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
6524 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
6526 2002-03-26 Richard Henderson <rth@redhat.com>
6528 * expr.h (ADD_PARM_SIZE): One more convert for INC.
6530 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
6532 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
6533 and warning switches.
6534 (cc1_options): Likewise.
6536 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
6538 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
6539 Restore more of the signal context. Set no_reg_stack_frame.
6540 * config/ia64/unwind-ia64.c (unw_state_record):
6541 Add no_reg_stack_frame, comments.
6542 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
6543 (uw_update_context): Adjust bsp when unwinding from leaf,
6544 but not signal frame.
6546 2002-03-26 David Edelsohn <edelsohn@gnu.org>
6548 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
6550 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6552 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
6554 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6557 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
6558 "Add a pool_range attribute", which was lost during the ARM/Thumb
6561 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6563 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
6564 a register into the MAC16 accumulator.
6566 2002-03-26 Andrew Cagney <ac131313@redhat.com>
6568 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
6569 (Warning Options): Document -Wswitch-enum.
6570 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
6572 (warn_switch_enum): Define variables.
6573 * flags.h (warn_switch_enum): Declare variables.
6574 * stmt.c (expand_end_case_type): When warn_switch_enum /
6575 -Wswitch-enum, perform switch checks.
6578 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6580 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
6581 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
6582 (reload_muladdsi_compare0_scratch): Delete.
6584 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
6586 * doc/install.texi (*-*-freebsd*): Update.
6588 2002-03-26 Richard Henderson <rth@redhat.com>
6590 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
6591 (SUB_PARM_SIZE): Cast DEC to ssizetype.
6593 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
6594 types from the normal argument frame.
6596 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
6597 variable sized objects by reference.
6598 (sparc_va_arg): Receive them by reference too.
6600 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
6602 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
6603 code to not restoring global registers.
6605 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
6607 * Makefile.in (ggc-common.o): Update.
6608 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
6609 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6610 * c-tree.h (c_mark_tree): New.
6611 * ggc-common.c: Include langhooks.h.
6612 (gcc_mark_trees): Use new langhook.
6613 * ggc-callbacks.c: Delete file.
6614 * ggc.h (lang_mark_tree): Remove.
6615 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
6616 (LANG_HOOKS_INITIALIZER): Update.
6617 * langhooks.h (struct lang_hooks): New hook.
6619 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6621 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6623 * doc/cpp.texi: Exclude entire Top node from printed manual.
6624 Move option index after directive index. Insert page breaks
6625 before GFDL and concept index. Index environment variables
6626 with command line options.
6627 * doc/cppenv.texi: Use @vtable for environment variable list.
6628 Add paragraph explaining semantics of empty elements in path
6629 variables. Exclude a cross-reference to Fishkill from the
6630 manpage. Remove an unnecessary cross-reference of the entry
6631 right above the referer. Don't use @anchor in text that goes
6633 * doc/cppopts.texi: Cross-reference the environment variables
6634 section, not the specific environment variable, for consistency.
6636 2002-03-25 Richard Henderson <rth@redhat.com>
6638 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
6639 anywhere in the block. Don't refer to insns that have been
6640 removed from the chain. Iterate backward through the new insns.
6641 Don't refer to edges that have been removed.
6643 2002-03-26 Alan Modra <amodra@bigpond.net.au>
6645 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
6646 test for overflow of constant.
6648 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
6651 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
6652 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
6653 these patterns on arm_archv4.
6655 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
6657 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
6660 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6662 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
6663 float_handled, float_handler, float_signal, set_float_handler,
6664 and do_float_handler. Set handler for SIGFPE to crash_signal.
6665 * toplev.h: Don't prototype do_float_handler.
6667 * c-lex.c: Fold parse_float into lex_number. Make warning
6668 about portability of hex float constants more informative, and
6669 don't issue it on top of a syntax error.
6670 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
6672 * real.h: Define REAL_VALUE_ABS here...
6673 * simplify-rtx.c: ... not here. Fold check_fold_consts,
6674 simplify_unary_real, simplify_binary_real, and
6675 simplify_binary_is2orm1 into their callers.
6676 * tree.c: Fold build_real_from_int_cst_1 into caller.
6678 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
6680 * tsystem.h: Include float.h here...
6681 * libgcc2.c: ... not here.
6683 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
6685 Fixes for: PR bootstrap/3591, target/5676
6686 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
6687 defined. Do not disable exceptions or rtti.
6688 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
6689 mcore.h. Disable exceptions and rtti, since they are not
6692 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
6694 * c-decl.c (maybe_build_cleanup): Remove.
6695 * expr.c (expand_expr): Use langhook.
6696 * langhooks-def.h (lhd_return_null_tree,
6697 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
6698 (LANGHOOKS_INITIALIZER): Update.
6699 * langhooks.c (lhd_return_null_tree): New.
6700 * langhooks.h (struct lang_hooks): New hook.
6701 * tree-inline.c (initialize_inlined_parameters): Use langhook.
6702 * tree.h (maybe_build_cleanup): Remove.
6704 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6706 * regrename.c (build_def_use): Move recog_memoized
6707 before extract_insn.
6709 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6712 * expr.c (emit_group_store): Handle storing into CONCAT.
6714 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6716 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
6717 corresponding MATCH_DUP.
6719 2002-03-24 Richard Henderson <rth@redhat.com>
6721 * unroll.c (unroll_loop): Zero label_map.
6723 * gcse.c: Include except.h.
6724 * Makefile.in (gcse.o): Update.
6726 2002-03-24 Richard Henderson <rth@redhat.com>
6728 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
6729 Do resolve_unique_section before shared data clause.
6731 2002-03-24 Richard Henderson <rth@redhat.com>
6733 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
6735 2002-03-24 Richard Henderson <rth@redhat.com>
6737 * recog.c (peephole2_optimize): Split blocks when EH insns are
6738 generated in the middle of a block. Do global life update if
6741 2002-03-24 Richard Henderson <rth@redhat.com>
6743 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
6745 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6748 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
6749 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
6750 (init_dependency_output): Don't make no_output decision here.
6752 2002-03-24 Andrew Cagney <ac131313@redhat.com>
6754 * stmt.c (check_for_full_enumeration_handling): Remove tests of
6755 warn_switch. Update description.
6756 (expand_end_case_type): Call check_for_full_enumeration_handling
6759 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6761 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
6762 (m68hc11_split_move): Call it to see if the source and destination
6763 operands use the same direction auto inc/dec mode, otherwise make the
6764 source an offsetable memory operand and generate an add.
6766 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6768 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
6769 register for operand 2.
6770 ("*subsi3_zero_extendqi"): Likewise.
6771 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
6772 bits so that it is compatible with a pop.
6773 ("*andhi3_gen"): Likewise.
6774 ("xorhi3"): Likewise.
6776 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6778 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
6780 (cpp_post_options): ... not here.
6782 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6783 Aldy Hernandez <aldyh@redhat.com>
6785 Removal of separate preprocessor cpp0.
6787 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
6788 cpp0, install-common): Update.
6789 * c-common.c (flag_preprocess_only): New.
6790 (c_common_init): Preprocess for -E.
6791 * c-common.h (flag_preprocess_only): New.
6792 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
6793 * c-objc-common.c (c_init_decl_processing): Exit quickly
6794 for NULL return from c_common_init.
6795 * cpplib.h (cpp_preprocess_file): New.
6796 * cppmain.c (main, general_init, pfile, progname): Remove.
6797 (do_preprocessing): Rename cpp_preprocess_file, don't call
6798 cpp_finish. Don't close stdout here.
6799 (setup_callbacks): Update prototype.
6800 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
6802 * tradcpp.c (main): Ignore -quiet.
6804 * lang-specs.h (default_compilers): Preprocess with cc1obj.
6806 2002-03-24 Richard Henderson <rth@redhat.com>
6808 PR optimization/5742
6809 * machmode.def: Add inner mode field to complex modes.
6810 * config/mips/mips.c (mips_function_value): Always define. Add
6811 new argument to handle libcalls.
6812 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
6813 (FUNCTION_VALUE): Likewise.
6814 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
6815 * config/mips/mips-protos.h: Update.
6817 2002-03-23 Richard Henderson <rth@redhat.com>
6819 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
6820 * config/sparc/sparc-protos.h: Update.
6821 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
6823 2002-03-23 Richard Henderson <rth@redhat.com>
6825 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
6826 _start or _init begins the text segment.
6828 2002-03-23 David Edelsohn <edelsohn@gnu.org>
6830 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
6831 not HOST_WIDEST_INT.
6832 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
6834 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
6837 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
6838 operand argument to output_return_instruction.
6839 * arm.c (arm_print_operand, case 'd'): If the operand is
6840 const_true_rtx then just return.
6841 (arm_print_operand, case 'D'): If the operand is const_true_rtx
6844 2002-03-23 Andrew Cagney <ac131313@redhat.com>
6846 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
6847 (Warning Options): Document -Wswitch-default.
6848 * toplev.c (W_options): Add -Wswitch-default. Update comment on
6850 (warn_switch_default): Define variable.
6851 (warn_switch): Update comment.
6852 * flags.h (warn_switch_default): Declare variable.
6853 (warn_switch): Update comment.
6854 * stmt.c (expand_end_case): Check for and, when
6855 warn_switch_no_default, warn of a missing default case.
6857 2002-03-23 Alan Modra <amodra@bigpond.net.au>
6859 * real.h (N): Special case 128 bit doubles.
6861 * combine.c (simplify_comparison): When widening modes, ignore
6862 sign extension on CONST_INTs.
6864 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6866 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
6867 passed to adjust_address. Fix comment formatting.
6870 2002-03-22 Zack Weinberg <zack@codesourcery.com>
6872 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
6873 Always make REAL_VALUE_TYPE a struct containing an array of
6874 HOST_WIDE_INT, not a double. Tidy up the code deciding how
6875 big it is. Don't declare or use union real_extract.
6877 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
6878 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
6879 (print_operand), config/arm/arm.c (output_move_double),
6880 config/arm/arm.md (consttable_4, consttable_8),
6881 config/romp/romp.c (output_fpops), config/s390/s390.h
6882 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
6883 (xtensa_output_literal): Don't use union real_extract.
6885 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
6886 (sfmode_constant_to_ulong), config/ns32k/merlin.h
6887 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
6888 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
6889 (PRINT_OPERAND): Don't use local version of union
6892 * config/convex/convex.c (check_float_value), config/vax/vax.c
6893 (vax_float_literal), config/m88k/m88k.md (divdf3),
6894 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
6895 config/pdp11/pdp11.c (output_move_quad): Don't do host
6896 arithmetic on target floating point quantities.
6898 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
6899 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
6901 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
6902 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
6904 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
6905 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
6907 * print-rtl.c (print_rtx): Disable code which needs
6908 floating-point emulator.
6909 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
6910 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
6911 depending on HOST_FLOAT_FORMAT to be defined properly.
6913 * config/1750a/1750a.c (get_double, float_label): Delete.
6914 (print_operand): Delete huge commented-out chunk. Use
6915 REAL_VALUE_TO_DECIMAL.
6916 * config/1750a/1750a-protos.h: Delete prototypes of deleted
6918 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
6920 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
6921 Use REAL_VALUE_TO_DECIMAL as ELF version does.
6922 * config/m88k/m88k.c (real_power_of_2_operand,
6923 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
6924 real_extract out of the union; run the input through
6925 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
6926 from that into the union.
6927 * config/pdp11/pdp11.c (output_move_double): Rearrange
6928 parentheses to make automatic indenter happy.
6930 * doc/tm.texi (Cross-compilation): Rename node to "Floating
6931 Point" and rewrite to describe current situation. Also adjust
6932 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
6934 * doc/rtl.texi: Adjust cross reference.
6936 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6938 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
6939 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
6940 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
6941 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
6942 prevent use of sp as a reload register.
6943 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
6944 non_acc_reg_operand.
6945 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
6946 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
6947 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6948 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
6950 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6952 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
6953 * cpplex.c (unterminated): Delete.
6954 (parse_string): No string literal may extend over multiple
6955 lines. Suppress the error when preprocessing assembly.
6956 * cppmain.c (scan_translation_unit): Strings are single-line.
6958 * doc/cpp.texi: Update to match.
6960 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6962 PR optimization/5854
6963 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
6965 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
6966 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
6967 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
6968 const0 if scratch register was not allocated.
6969 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
6970 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
6972 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
6973 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
6974 with GEN_INT (...) everywhere. Remove constraints in define_split
6976 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
6977 require scratch register for setting 0 into regs/non-pushable memory.
6979 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6981 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
6982 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
6984 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
6986 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
6987 * cppinit.c (cpp_create_reader): On by default.
6988 (cpp_handle_option): Handle -W[no-]endif-labels.
6989 (cpp_post_options): Also enable if -pedantic.
6990 * cpplib.c (do_else): Use it.
6991 (do_endif): Likewise.
6992 * doc/cppopts.texi: Document new option.
6993 * doc/invoke.texi: Document new option.
6995 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
6997 * config/i386/i386.c, config/i386/i386.md: Change all occurences
6998 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
7000 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
7002 * flow.c (calculate_global_regs_live): Clear aux fields of
7005 2002-03-22 Jakub Jelinek <jakub@redhat.com>
7007 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
7008 REG or MEM subregs, pass rtx * instead of rtx to it.
7009 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
7010 rtx * instead of rtx to alter_subreg.
7011 * config/m32r/m32r.c (gen_split_move_double): Likewise.
7012 * config/pj/pj.c (pj_output_rval): Likewise.
7014 2002-03-22 Richard Henderson <rth@redhat.com>
7017 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
7018 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
7019 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
7020 (ia64_expand_prologue): Look at int_regs, not words, for number
7021 of incomming int regs.
7023 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
7025 * expr.c (expand_expr): A RESULT_DECL is part of a call.
7027 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
7029 * toplev.c (flag_loop_optimize, flag_crossjumping):
7030 New static variables.
7031 (rest_of_compilation): Conditionalize crossjumping and
7033 (parse_options_and_default_flags): Default loop_optimize and
7035 (lang_independent_options): Add -fcrossjumping and -floop-optimize
7036 * invoke.texi (crossjumping, loop-optimize): Document.
7038 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7040 * real.c (eiisneg): Move outside #ifdef NANS.
7042 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
7044 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
7045 frequencies match; avoid match on different loop depths.
7046 (try_crossjump_to_bb): Kill tests that no longer brings time
7048 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
7050 (split_edge): Likewise.
7052 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
7055 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
7056 * cfgrtl.c: Include insn-config.h
7057 (split_block) Dirtify block in presence of conditional execution
7059 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7061 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
7062 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
7063 (function_arg): Constify CUMULATIVE_ARGS.
7064 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
7065 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
7066 (UNITS_PER_DOUBLE): New macro.
7067 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
7068 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
7069 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
7070 fp_regs and stack_words.
7071 (EABI_FLOAT_VARARGS_P): New macro.
7072 * config/mips/mips.c (struct mips_arg_info): New.
7073 (mips_arg_info): New function.
7074 (function_arg_advance): Use it. Add adjustment instructions here
7075 rather than in function_arg.
7076 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
7077 for VOIDmode at the beginning of the function.
7078 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
7079 (function_arg_pass_by_reference): Likewise.
7080 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
7081 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
7082 (mips_va_start): Likewise. Use the new stack_words field of
7083 CUMULATIVE_ARGS to set up overflow area. Reformat.
7084 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
7085 doubles and other types, aligning the overflow pointer for non-doubles
7086 too. Remove some code duplication. Replace hard-coded constants.
7088 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7090 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
7091 (CLASS_UNITS): Undefine.
7092 (CLASS_MAX_NREGS): Use FP_INC.
7093 * config/mips/mips.c (compute_frame_size): Likewise.
7094 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
7096 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
7098 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
7099 prototype, and handle lexing numbers and identifiers.
7100 (parse_identifier): Update to new form of parse_slow.
7101 (parse_number): Fast path only, use parse_slow otherwise.
7102 (_cpp_lex_direct): Update calls to parse_number.
7104 2002-03-21 DJ Delorie <dj@redhat.com>
7106 * bb-reorder.c (make_reorder_chain_1): Protect against
7107 when redundant edges are omitted.
7108 * predict.c (dump_prediction): Likewise.
7110 2002-03-21 Richard Henderson <rth@redhat.com>
7113 * fixinc/inclhack.def (solaris_stdio_tag): New.
7114 * fixinc/fixincl.x: Regenerate.
7116 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
7119 * c-typeck.c (process_init_element): Flag non-static
7120 initialization of a flexible array member as illegal.
7122 2002-03-22 Alan Modra <amodra@bigpond.net.au>
7124 * config/rs6000/t-linux64: New.
7125 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
7126 t-ppccomm. Use t-rs6000 and t-linux64.
7127 (powerpc64-*-gnu* <tmake_file>): Likewise.
7128 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
7129 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
7130 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
7132 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
7134 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
7135 flag_really_no_inline instead of optimize == 0.
7137 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
7139 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
7141 * flags.h (flag_really_no_inline): New.
7143 * c-common.c (c_common_post_options): Initialize
7144 flag_really_no_inline.
7146 * toplev.c (flag_really_no_inline): New.
7148 2002-03-21 Jakub Jelinek <jakub@redhat.com>
7150 * config/avr/avr.md (length): Fix length computation for
7151 conditional branches.
7153 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
7155 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
7156 sdbout.o, profile.o): Update.
7157 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
7159 * c-common.h (gettags): Move here from tree.h.
7160 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
7161 insert_block, getdecls, kept_level_p, global_bindings_p): New.
7162 * dbxout.c (dbxout_init): Use getdecls langhook.
7163 * expr.c (expand_expr): Use insert_block langhook.
7164 * fold-const.c: Include langhooks.h.
7165 (fold_range_test, fold_binary_op_with_conditional_arg,
7166 fold): Use global_bindings_p langhook.
7167 * integrate.c (expand_inline_function): Use insert_block langhook.
7168 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
7169 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
7170 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
7171 LANG_HOOKS_GETDECLS): New.
7172 (LANG_HOOKS_INITIALIZER): Update.
7173 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
7175 * langhooks.h (struct lang_hooks_for_decls): New.
7176 (struct lang_hooks): Update.
7177 * profile.c: Include langhooks.h.
7178 (output_func_start_profiler): Use new langhooks.
7179 * sdbout.c: Include langhooks.h.
7180 (sdbout_init, sdbout_finish): Use getdecls langhook.
7181 * stmt.c: Include langhooks.h.
7182 (expand_fixup, fixup_gotos): Use new langhooks.
7183 * stor-layout.c: Include langhooks.h.
7184 (variable_size): Use global_bindings_p langhook.
7185 * toplev.c (compile_file): Use getdecls langhook.
7186 * tree-inline.c (remap_block): Use insert_block langhook.
7187 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
7188 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
7190 2002-03-21 Richard Henderson <rth@redhat.com>
7192 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
7193 constants in .data when -fpic.
7195 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7197 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
7200 2002-03-21 Tom Tromey <tromey@redhat.com>
7202 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
7204 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7206 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
7208 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
7210 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
7211 Richard Henderson <rth@redhat.com>
7214 * c-common.c (c_expand_expr): Preserve result of a statement
7215 expression if needed.
7217 2002-03-21 Jakub Jelinek <jakub@redhat.com>
7220 * genrecog.c (maybe_both_true_mode): Remove.
7221 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
7222 * machmode.def (Pmode): Likewise.
7224 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
7226 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
7227 (nonlocal_mentioned_p_1): New function.
7228 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
7229 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
7230 (mark_constant_function): Recognize pure functions.
7231 * rtl.h (global_reg_mentioned_p): New prototype.
7232 * rtlanal.c (global_reg_mentioned_p,
7233 global_reg_mentioned_p_1): New function.
7235 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7237 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
7239 * fixinc/fixincl.x: Regenerate.
7241 2002-03-20 Jason Merrill <jason@redhat.com>
7243 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
7245 2002-03-20 Michael Meissner <meissner@redhat.com>
7247 * doc/invoke.texi (Optimize Options): Document that -O2 sets
7250 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7252 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
7253 ".literal_position" directive before the constant pool.
7255 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7257 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
7258 Add Craig Rodrigues.
7259 Add Brad Lucier to testers.
7261 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7264 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
7266 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
7267 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
7268 instead of insn_extract.
7270 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7273 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
7275 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
7276 stmt if some case has been output.
7278 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7281 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
7282 movsfcc_1, movdfcc_1): Add %O2.
7283 * config/i386/i386.c (print_operand): Handle %ON.
7284 Print . before float condition codes in Sun as cmov syntax.
7285 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
7286 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
7289 2002-03-20 Philip Blundell <pb@nexus.co.uk>
7291 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
7292 return instruction if PC was popped.
7294 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7296 * config/xtensa/xtensa.md: Remove unused type attributes.
7297 (adddi_carry, subddi_carry): Change type attribute to "multi".
7299 2002-03-19 Dale Johannesen <dalej@apple.com>
7301 PR optimization/5999, middle-end/5731
7302 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
7303 multiplications by reciprocals.
7305 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
7307 * Makefile.in: Update.
7308 * c-common.c: Include langhooks.h.
7309 (inline_forbidden_p): Use new hook.
7310 * diagnostic.c: Include langhooks.h.
7311 (format_with_decl, announce_function,
7312 default_print_error_function): Use new hook.
7313 * dwarf2out.c (dwarf2_name): Use new hook.
7314 * function.c: Include langhooks.h.
7315 (init_function_start): Use new hook.
7316 * langhooks-def.h (lhd_decl_printable_name): New.
7317 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
7318 (LANGHOOKS_INITIALIZER): Update.
7319 * langhooks.c (lhd_decl_printable_name): New.
7320 * langhooks.h (struct lang_hooks): New hook.
7321 * toplev.c (decl_name, decl_printable_name): Remove.
7322 (open_dump_file): Use new hook.
7323 (process_options): Remove old hook.
7324 * tree.h (decl_printable_name): Remove.
7326 * objc-act.c (objc_init): Remove old hook.
7327 (objc_printable_name): Export.
7328 * objc-act.h (objc_printable_name): New.
7329 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
7331 2002-03-19 Jim Blandy <jimb@redhat.com>
7333 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
7334 the start_source_file debug hook, not the current line number.
7336 2002-03-19 Richard Henderson <rth@redhat.com>
7338 * flow.c (EH_USES): Provide default.
7339 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
7340 * doc/tm.texi (EH_USES): New.
7342 * config/ia64/ia64.c (ia64_eh_uses): New.
7343 * config/ia64/ia64-protos.h: Update.
7344 * config/ia64/ia64.h (EH_USES): New.
7346 2002-03-19 Richard Henderson <rth@redhat.com>
7348 * varasm.c (output_constant_def): Fix stupid typo.
7350 2002-03-19 Richard Henderson <rth@redhat.com>
7353 * except.c (current_function_has_exception_handlers): New.
7354 * except.h: Declare it.
7355 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
7356 Combine tests that disable all sibcalls for the function.
7358 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
7360 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
7363 2002-03-19 Richard Henderson <rth@redhat.com>
7366 * config/ia64/ia64.c: Revert 2002-03-01 patch.
7367 * config/ia64/ia64.h (INIT_EXPANDERS): New.
7369 2002-03-19 Jim Blandy <jimb@redhat.com>
7371 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
7372 name, even if the replacement list contains no tokens, as required
7375 2002-03-19 Jason Merrill <jason@redhat.com>
7377 * varasm.c (globalize_decl): Get the name from the RTL, not
7378 DECL_ASSEMBLER_NAME.
7380 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
7382 2002-03-19 Bob Wilson <bob.wilson@acm.org>
7384 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
7385 subdi_carry): Define.
7387 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7389 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
7390 about -fpic/-fPIC if extra_warnings set.
7392 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7394 * expr.c (expand_expr): Sign-extend CONST_INT generated from
7395 TREE_STRING_POINTER.
7396 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
7398 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7400 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
7401 in favor of SP if FRAME_POINTER_REQUIRED is false.
7403 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
7405 * emit-rtl.c (gen_int_mode): New function.
7406 * rtl.h: Prototype for it.
7407 * combine.c (make_extraction, simplify_comparison), expmed.c
7408 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
7409 (convert_modes, store_field), optabs.c (expand_fix),
7410 simplify-rtx.c (neg_const_int, simplify_unary_real),
7412 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
7413 Use it instead of GEN_INT (trunc_int_for_mode (...)).
7415 2002-03-19 Jakub Jelinek <jakub@redhat.com>
7418 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
7419 convert_parm_for_inlining.
7420 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7422 * langhooks-def.h: Likewise.
7423 * objc/objc-lang.c: Likewise.
7424 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
7426 * tree-inline.c (initialize_inlined_parameters):
7427 Call convert_parm_for_inlining lang hook if needed.
7428 * c-typeck.c (c_convert_parm_for_inlining): New function.
7429 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
7431 2002-03-18 Mark Mitchell <mark@codesourcery.com>
7433 * calls.c (precompute_arguments): Do not assume that temporaries
7434 can be destroyed after expanding the argument.
7435 (expand_call): Likewise.
7437 2002-03-15 Eric Christopher <echristo@redhat.com>
7439 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
7440 Fix register preference on last change.
7441 * config/mips/mips.c (mips_return_in_memory): New function.
7442 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
7443 * config/mips/mips-protos.h: Declare.
7444 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
7445 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
7447 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
7449 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
7451 (anddi3, iorsi3): Likewise.
7453 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
7454 use %gprel for symbols that are going to be placed in linkonce
7457 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
7458 RETURN_ADDRESS_POINTER_REGNUM to $ra.
7459 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
7460 not needed. Disregard leaf_function_p().
7461 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
7462 mips16 frame pointer.
7463 * config/mips/mips.md (store ra): Only to small SP offsets.
7464 2001-08-22 Graham Stott <grahams@redhat.com>
7465 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
7466 return a REG rtx for the return address register.
7468 2002-03-18 Bob Wilson <bob.wilson@acm.org>
7470 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
7471 constant-pool addresses as "mode-dependent".
7472 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
7474 2002-03-18 Jakub Jelinek <jakub@redhat.com>
7477 * expr.c (emit_group_load): Use extract_bit_field if
7478 needed for CONCAT arguments.
7480 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
7483 * arm.md (tablejump): Make this a define_expand. For PIC add the
7484 offset to the base of the table.
7485 (thumb_tablejump): Matcher for Thumb tablejump insn.
7486 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
7487 as the difference of two labels.
7488 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7489 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
7491 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7492 * arm.c (get_jump_table_size): If the table is not in the text
7493 section, return zero.
7495 2002-03-18 Bernd Schmidt <bernds@redhat.com>
7497 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
7499 (arm_reload_out_hi): Use gen_lowpart instead of
7500 gen_rtx_SUBREG to access QImode components.
7501 * config/arm/arm.md: Disable zero_extend split for QImode
7502 subregs in BIG_ENDIAN mode.
7503 (storehi_bigend): Match use of least significant byte.
7504 (storeinthi): Remove extraneous SUBREG.
7505 Add missing construction of operands[2].
7506 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
7507 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
7508 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
7510 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
7512 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
7515 2002-03-17 Richard Henderson <rth@redhat.com>
7517 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
7520 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7522 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
7523 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
7525 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7527 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
7529 * predict.c (estimate_bb_frequencies): Delete unused variables.
7531 2002-03-17 Richard Henderson <rth@redhat.com>
7533 * config/ia64/ia64.c (ia64_attribute_table): Move before
7534 targetm definition. Make static.
7536 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
7538 * c-common.h (yyparse, c_common_parse_file): New.
7539 * c-lang.c: Include c-common.h.
7540 (LANG_HOOKS_PARSE_FILE): Redefine.
7541 * c-lex.c: Include c-common.h.
7542 (yyparse): Rename c_common_parse_file. Call yyparse.
7543 * c-parse.in (yyparse): Remove macro.
7544 * c-tree.h (yyparse_1): Remove.
7545 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
7546 (LANG_HOOKS_INITIALIZER): Update.
7547 * langhooks.h (struct lang_hoooks): New hook parse_file.
7548 * toplev.c (compile_file): Use parse_file hook.
7549 * tree.h (yyparse): Remove.
7550 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
7552 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7554 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
7555 float_truncate, not fix.
7556 ("*truncdfsf2_real"): Ditto.
7557 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
7559 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
7561 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
7563 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
7564 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
7565 where appropriate. Make the second reference to
7566 leaf_function_p a function call, as intended. Reindented.
7568 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
7569 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
7571 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
7572 add register to non-constant into sp.
7574 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
7575 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
7576 (mips16_gp_pseudo_rtx): Lose.
7577 (INIT_EXPANDERS): Deleted.
7578 * config/mips/mips.c (mips_init_machine_status): New.
7579 (mips_free_machine_status): New.
7580 (mips_mark_machine_status): New.
7581 (override_options): Set them.
7582 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
7583 (struct machine_function): ... new. Replaced all references.
7584 (mips_add_gc_roots): Don't mark them.
7585 (embedded_pic_fnaddr_reg): New, extracted from...
7586 (embedded_pic_offset): ... here.
7587 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
7590 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7592 * cppinit.c: Revert -MD removal.
7594 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7596 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
7597 soft registers by default for 68HC12.
7598 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
7599 when compiling with -fomit-frame-pointer.
7600 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
7601 (expand_epilogue): Likewise.
7602 (m68hc11_gen_rotate): Use exg when rotating by 8.
7604 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7606 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
7607 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
7608 (splits): Remove unused add splits.
7609 ("*addhi3_68hc12"): Tune constraints.
7610 ("addhi_sp"): Try to use X instead of Y in all cases and if the
7611 constant fits in 8-bits and D is dead use abx/aby instructions.
7612 ("*addhi3"): Remove extern declaration of ix_reg.
7613 ("*subsi3"): Optimize and provide new split.
7614 ("subhi3"): Cleanup.
7615 ("*subhi3_sp"): Avoid saving X if we know it is dead.
7616 (arith splits): For 68hc12 save the address register on the stack
7617 and do the arithmetic operation with a pop.
7619 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7621 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
7622 allocating QImode in address registers.
7623 ("*movqi_m68hc11"): Likewise.
7625 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
7627 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
7629 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7631 * cppinit.c (print_help): Display -MD and -MMD.
7632 Don't display usage string. Update assertion syntax and
7634 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
7635 (cpp_handle_option): Update.
7637 2002-03-15 Chris Demetriou <cgd@broadcom.com>
7639 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
7640 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
7641 and define it so that regardless of target CPU size,
7642 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
7643 of "int" rather than "long."
7645 2002-03-15 Richard Henderson <rth@redhat.com>
7647 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
7650 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7652 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
7653 ("tstqi" split): Avoid using memory for tstqi on address register.
7654 (splits): Remove constraints.
7655 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
7656 ("cmpdf", "cmpsf"): Remove since not used.
7657 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
7658 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
7660 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7662 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
7663 ("neghi2"): Tighten constraints.
7664 ("one_cmplsi2"): Optimize and simplify split.
7665 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
7667 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7669 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
7670 and split of AND operation to clear the upper bits.
7671 ("*logicalsi3_zextqi"): Likewise.
7672 ("*logicallhi3_zexthi_ashift8"): Likewise.
7673 ("*logicalsi3_silshr16"): Likewise.
7674 ("logicalsi3_silshl16"): Likewise.
7675 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
7677 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7679 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
7680 (m68hc11_indirect_p): New function.
7681 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
7682 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
7684 (asm_print_register): Likewise.
7685 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
7686 (m68hc11_indirect_p): Declare.
7687 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
7688 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
7689 (TARGET_SWITCHES): New option -mrelax.
7690 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
7692 ("iorsi3", "xorsi3"): Likewise.
7693 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
7694 ("*andhi3_mem"): New to handle destination in memory with bclr
7695 and a scratch register.
7696 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
7697 ("*andhi3_const"): New when operand2 is constant.
7698 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
7699 ("*andhi3_gen"): Cleanup of the old "andhi3".
7700 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
7701 ("xorqi3"): Update constraints.
7703 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7705 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
7706 for reg_equiv_memory_loc when the operand is a register that does
7707 not get a hard register (stack location).
7708 (tst_operand): After reload, accept all memory operand.
7709 (symbolic_memory_operand): Fix detection of symbolic references.
7710 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
7711 accept symbols and any constant.
7713 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7715 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
7716 note on the insn that sets the soft frame register.
7717 (must_parenthesize): ix and iy are also reserved names.
7718 (print_operand_address): One more place where parenthesis are required
7719 to avoid confusion with register names.
7720 (m68hc11_gen_movhi): Allow push of stack pointer.
7721 (m68hc11_check_z_replacement): Fix handling of parallel with a
7723 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
7724 the replacement register is.
7725 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
7726 and D8_REGS classes.
7727 (MODES_TIEABLE_P): All modes are tieable except QImode.
7729 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7731 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
7732 (___subdi3): Likewise.
7733 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
7734 (__map_data_section): Optimize 68hc11 case.
7736 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7738 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
7739 than a shift to avoid adding a register with itself.
7740 (m68hc11_memory_move_cost): Take into account NO_REGS.
7741 (m68hc11_register_move_cost): Update and use memory move cost
7743 (m68hc11_address_cost): Make cost of valid offset not 0 so that
7744 it gives more opportunities to cse to optimize.
7745 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
7746 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
7748 2002-03-15 Mark Mitchell <mark@codesourcery.com>
7750 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
7751 * c-common.def (CLEANUP_STMT): New tree node.
7752 * c-common.h (CLEANUP_DECL): New macro.
7753 (CLEANUP_EXPR): Likewise.
7754 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
7755 * expr.c (expand_expr): Tidy.
7756 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
7757 * tree-inline.c (initialize_inlined_parameters): Clean up
7758 new local variables.
7760 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7763 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
7764 before movrXX only, use reg_overlap_mentioned_p.
7765 Only special case NE if just one insn can be generated.
7767 2002-03-15 Jason Merrill <jason@redhat.com>
7769 * varasm.c (assemble_variable): Call resolve_unique_section before
7770 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
7773 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7776 * arm.md (split pattern for thumb shiftable immediates): Add comment
7777 explaining non-obvious test.
7779 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7782 * arm.md (movaddr, movaddr_insn): Delete.
7784 2002-03-15 Jason Merrill <jason@redhat.com>
7786 * toplev.c (wrapup_global_declarations): Clarify variable handling.
7787 -fkeep-static-consts doesn't apply to comdats.
7789 2002-03-14 Richard Henderson <rth@redhat.com>
7791 * c-decl.c: Include c-pragma.h.
7792 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
7793 (finish_function): Tidy.
7794 * c-pragma.c: Include c-common.h.
7795 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
7796 (handle_pragma_weak): Use them.
7797 (init_pragma): Register pending_weaks.
7798 * c-pragma.h (maybe_apply_pragma_weak): Declare.
7799 * print-tree.c (print_node): Print DECL_WEAK.
7800 * varasm.c (mark_weak_decls): Remove.
7801 (remove_from_pending_weak_list): Remove.
7803 (asm_emit_uninitialised): Call globalize_decl for weak commons.
7804 (weak_decls): Make a tree_list.
7805 (declare_weak): Cons weak_decls directly.
7806 (globalize_decl): Remove weak_decls elements directly.
7807 (weak_finish): Simplify weak_decls walk. Don't weaken unused
7808 symbols. Don't pretend to handle aliases.
7809 (init_varasm_once): Update weak_decls registry.
7810 * Makefile.in: Update dependencies.
7812 2002-03-14 Richard Henderson <rth@redhat.com>
7815 * config/ia64/ia64.c: Include tm_p.h last.
7816 (gen_nop_type): Remove duplicate definition.
7817 (cycle_end_fill_slots): Set sched_data for second L slot.
7818 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
7819 (nop_cycles_until): Fix typos.
7821 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7823 PR optimization/5891
7824 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
7826 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
7828 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
7829 descriptors correctly.
7831 2002-03-14 Michael Meissner <meissner@redhat.com>
7833 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
7834 100, allowing MAX_UNROLLED_INSNS to be overridden.
7836 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
7839 * unroll.c (params.h): Include.
7840 (MAX_UNROLLED_INSNS): Delete, now in params.h.
7842 * doc/invoke.texi (--param max-unroll-insns): Document.
7844 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
7846 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7848 * arm.md: Fix warnings about constraints in peepholes and splits.
7850 2002-03-14 Zack Weinberg <zack@codesourcery.com>
7852 * cpphash.h (struct lexer_state): Remove line_extension member.
7853 * cpplib.c (dequote_string, do_linemarker): New functions.
7854 (linemarker_dir): New data object.
7855 (DIRECTIVE_TABLE): No longer need to interpret #line in
7856 preprocessed source. Delete obsolete comment about return
7858 (end_directive, directive_diagnostics, _cpp_handle_directive):
7859 Don't muck with line_extension.
7860 (directive_diagnostics): No need to issue warnings for
7862 (_cpp_handle_directive): Issue warnings for linemarkers here,
7863 when appropriate. Dispatch linemarkers to do_linemarker, not
7865 (do_line): Code to handle linemarkers split out to do_linemarker.
7866 Convert escape sequences in filename argument, both places.
7868 * cppmacro.c (quote_string): Rename cpp_quote_string and
7869 export. All callers changed.
7870 * cpplib.h (cpp_quote_string): Prototype.
7871 * cppmain.c (print_line): Call cpp_quote_string on to_file
7874 * doc/cpp.texi: Document that escapes are now interpreted in
7875 #line and in linemarkers, and that non-printing characters are
7876 converted to octal escapes when linemarkers are generated.
7878 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
7880 * emit-rtl.c (try_split): Use delete_insns.
7881 * recog.c (split_all_insns): Fix terminating condition.
7883 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7884 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7887 * arm.c (arm_output_epilogue): Fix floating-point register save
7888 adjustment when using a frame pointer.
7890 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
7892 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
7893 * config/mips/mips.c (compute_frame_size): Retrofit them here.
7894 (save_restore_insns, mips_expand_epilogue): And here.
7895 (build_mips16_call_stub): And here.
7896 (mips_function_value): Use the new macros to decide whether a single
7897 or complex float can be returned in floating-point registers. Return
7898 a parallel rtx in the complex case.
7900 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
7902 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
7903 call after liveness analysis.
7905 * recog.c (split_insn): Use delete_insn_and_edges.
7907 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
7908 instructions to have branch prediction notes.
7909 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
7911 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
7913 * configure.in: Don't pass -Wno-long-long to a ADA compiler
7914 that doesn't support it.
7915 * configure: Regenerate.
7917 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7920 * config/sparc/sparc.md (normal_branch, inverted_branch,
7921 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
7922 inverted_fp_branch): Adjust calls to output_cbranch.
7923 Set length attribute.
7924 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
7925 output_v9branch. Set length attribute.
7926 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
7928 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
7929 (output_cbranch): Likewise. Handle far branches.
7930 (output_v9branch): Handle far branches.
7931 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
7933 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
7934 noov_compare64_op predicates.
7936 2002-03-13 Jason Merrill <jason@redhat.com>
7938 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
7939 into the function and constify it.
7940 * gthr-dce.h, gthr-solaris.h: Likewise.
7942 2002-03-13 David Edelsohn <edelsohn@gnu.org>
7944 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
7945 * config/rs6000/rs6000.c (rs6000_va_arg): Use
7946 std_expand_builtin_va_arg if not ABI_V4.
7948 2002-03-13 Jason Merrill <jason@redhat.com>
7950 * varasm.c (globalize_decl): New fn.
7951 (assemble_start_function): Use it.
7952 (asm_emit_uninitialized): Use it.
7953 (assemble_alias): Use it.
7954 (assemble_variable): Use it.
7956 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
7958 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
7959 2002-03-12 internal visibility change.
7960 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
7961 visibility into SYMBOL_REF_FLAG.
7963 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
7965 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
7966 VOIDmode operand. Add compile-time optimization for constant results.
7968 2002-03-12 Jason Merrill <jason@redhat.com>
7970 * c-typeck.c (convert_for_assignment): Don't allow conversions
7971 between pointers and references. Only allow lvalues to convert to
7974 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
7976 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
7977 before prologue, to avoid scheduling problems.
7979 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7981 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7982 (ELIMINABLE_REGS): Add sfp->sp.
7983 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
7985 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7987 PR optimization/5892
7988 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
7990 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7992 * loop.c (basic_induction_var): Don't call convert_modes if mode
7993 classes are different.
7995 2002-03-12 Richard Henderson <rth@redhat.com>
7997 PR optimization/5901
7998 * function.c (reposition_prologue_and_epilogue_notes): Position
7999 the markers after/before the last/first insn not deleted.
8001 2002-03-12 Richard Henderson <rth@redhat.com>
8003 PR optimization/5878
8004 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
8005 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
8006 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
8008 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
8009 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
8010 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
8012 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
8013 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
8014 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
8015 also. Don't set it if not flag_pic.
8016 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
8017 to be INVALID_REGNUM when not used.
8019 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
8021 * expmed.c (store_bit_field): Reset alias set for memory.
8022 (extract_bit_field): Same.
8024 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8026 * c-common.c (c_tree_code_type, c_tree_code_length,
8027 c_tree_code_name, add_c_tree_codes): Delete.
8028 * c-common.h (add_c_tree_codes): Delete.
8029 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
8031 * c-objc-common.c (c_objc_common_init): Don't call
8032 add_c_tree_codes, instead set lang_unsafe_for_reeval.
8033 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
8034 objc_tree_code_name, add_objc_tree_codes): Delete.
8035 (objc_init): Don't call add_objc_tree_codes.
8036 * objc/objc-lang.c (tree_code_type, tree_code_length,
8037 tree_code_name): Define.
8038 * toplev.c (lang_independent_init): Don't set
8039 tree_code_length[IDENTIFIER_NODE].
8040 * tree.c (tree_code_type, tree_code_length, tree_code_name):
8041 Delete definitions, moved to language front-ends.
8042 * tree.def (IDENTIFIER_NODE): Hardwire the length.
8043 * tree.h (tree_code_type, tree_code_length, tree_code_name):
8045 (tree_code_length): Change type to unsigned char.
8047 2002-03-12 Richard Henderson <rth@redhat.com>
8049 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
8050 internal visibility change.
8052 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8054 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
8055 validize_mem() instead of change_address to avoid clobbering
8058 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8060 * c-lex.h (position_after_whitespace): Remove.
8062 2002-03-12 Jakub Jelinek <jakub@redhat.com>
8064 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
8065 (lex_string): Use unsigned char pointers.
8067 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
8069 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
8070 is not a valid memory_operand.
8072 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8074 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
8075 * config/xtensa/lib1funcs.asm: Fix copyright to include
8076 special case for libgcc files.
8077 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
8078 (__divsi3): Likewise.
8079 (__umodsi3): Likewise.
8080 (__modsi3): Likewise.
8081 * config/xtensa/lib2funcs.S: Fix copyright to include
8082 special case for libgcc files.
8084 2002-03-12 Tom Rix <trix@redhat.com>
8086 * collect2.c (resolve_lib_name): Move outside of
8087 OBJECT_FORMAT_COFF ifdef.
8088 (ignore_library): Same.
8090 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8092 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
8094 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8096 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
8097 to function_section before writing out the constant pool.
8099 2002-03-12 David Edelsohn <edelsohn@gnu.org>
8101 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
8103 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
8105 2002-03-12 Alan Modra <amodra@bigpond.net.au>
8107 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
8111 (cmpsi splitter): Likewise.
8112 (modsi3): Fail if <= 0.
8113 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
8114 redundant test when HOST_BITS_PER_WIDE_INT != 32.
8115 (reg_or_sub_cint64_operand): Likewise.
8116 (num_insns_constant_wide): Optimize sign extension.
8117 (rs6000_legitimize_address): Likewise.
8119 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
8121 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8122 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8124 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
8126 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
8127 address calculation.
8129 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
8131 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
8132 scratch register to DImode / TImode.
8133 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
8134 register used does not overlap the target.
8136 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8138 * Makefile.in (debug.o): Depend on debug.h.
8139 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
8140 * debug.c (do_nothing_debug_hooks): Likewise.
8141 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
8142 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
8143 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
8144 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
8145 * dwarfout.c (dwarf_debug_hooks): Likewise.
8146 * integrate.c (output_inline_function): Likewise.
8147 * objc/objc-act.c (synth_module_prologue): Likewise.
8148 * sdbout.c (sdb_debug_hooks): Likewise.
8149 * toplev.c (debug_hooks): Likewise.
8150 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8152 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8154 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
8155 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
8156 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
8157 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
8158 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
8159 * defaults.h (POINTER_SIZE): Define.
8160 * doc/tm.texi (POINTER_SIZE): Document default.
8162 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8164 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
8166 2002-03-11 Richard Henderson <rth@redhat.com>
8168 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
8169 if rebuild_label_notes_after_reload.
8171 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
8173 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
8174 emit pic register load if "internal" visibility.
8175 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
8176 (cris_expand_builtin_va_arg): Do all computations on trees.
8178 2002-03-11 Richard Henderson <rth@redhat.com>
8180 * rtlanal.c: Include recog.h.
8181 (keep_with_call_p): Fix thinko.
8182 * Makefile.in (rtlanal.o): Update dependencies.
8184 2002-03-11 Chris Meyer <cmeyer@gatan.com>
8186 * genflags.c (gen_insn): Use IS_VSPACE.
8187 * genoutput.c (output_insn_data): Likewise.
8188 (process_template): Likewise.
8190 2002-03-11 Richard Henderson <rth@redhat.com>
8192 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
8194 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8196 * Makefile.in: Update.
8197 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
8198 Update documentation.
8199 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
8200 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
8202 2002-03-11 Zack Weinberg <zack@codesourcery.com>
8204 * Makefile.in: Give texi2pod its input file as a command line
8205 argument, not on stdin.
8207 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
8208 Daniel Berlin <dan@dberlin.org>
8210 C++ alias analysis improvement.
8211 * alias.c (record_component_aliases): Record aliases for base
8214 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
8216 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
8218 2002-03-11 Douglas B Rupp <rupp@gnat.com>
8220 * toplev.c (vms_fopen): Remove, not needed.
8222 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
8224 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
8226 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
8227 for FP, already done later.
8229 * toplev.c (debug_args): Add entry for VMS_DEBUG.
8230 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
8232 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
8234 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
8235 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
8236 LARGEST_EXPONENT_IS_NORMAL for the given mode.
8237 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
8238 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
8239 (ediv, emul, eldexp, esqrt): Likewise.
8240 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
8241 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
8242 (saturate): New function.
8243 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
8244 (make_nan): Use a saturation value instead of a NaN if
8245 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
8246 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
8247 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
8248 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
8249 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
8250 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
8251 !ROUND_TOWARDS_ZERO.
8252 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
8253 (ROUND_TOWARDS_ZERO): Document.
8255 2002-03-11 Andreas Jaeger <aj@suse.de>
8257 * cfg.c (dump_flow_info): Remove unused variable.
8259 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
8261 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
8262 computations on trees.
8264 2002-03-10 Richard Henderson <rth@redhat.com>
8267 * reload.c (copy_replacements_1): New.
8268 (copy_replacements): Use it to recurse through the rtx.
8270 2002-03-10 Richard Henderson <rth@redhat.com>
8272 * loop.c (strength_reduce): Compute number of iterations as
8273 unsigned HOST_WIDE_INT.
8275 2002-03-10 Richard Henderson <rth@redhat.com>
8277 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
8278 to move away from the end of the block.
8280 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8282 PR preprocessor/5899
8283 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
8285 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8287 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
8289 * attribs.c (decl_attributes): Fix signed/unsigned warning.
8291 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
8293 * config/mmix/mmix.c: Improve comments.
8294 (mmix_target_asm_function_prologue): Drop variable
8295 empty_stack_frame. Don't allocate unused slot above fp.
8296 (mmix_target_asm_function_epilogue): Mirror prologue changes.
8297 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
8298 brace in first column.
8299 (enum reg_class): Ditto.
8300 (FIRST_PARM_OFFSET): Now 0.
8301 (USER_LABEL_PREFIX): Remove #if 0:d definition.
8303 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8305 * combine.c (make_extraction): Fix error in last change.
8307 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8309 * c4x.c (c4x_fp_reglist): Const-ify.
8310 * cris.c (cris_print_operand): Likewise.
8311 * i386.c (ix86_va_arg): Likewise.
8312 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
8313 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
8314 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
8315 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
8316 * mcore.h (regno_reg_class): Likewise.
8317 * mips.c (gen_int_relational): Likewise.
8318 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
8319 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
8320 * pdp11.c (move_costs): Likewise.
8321 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
8322 * s390.c (s390_branch_condition_mnemonic, regclass_map):
8324 * s390.h (regclass_map): Likewise.
8325 * sh.c (shift_amounts): Likewise.
8326 * sh.md (rotlsi3): Likewise.
8328 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8330 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
8331 (ne0+5): Use new clobber to generate proper shift pattern.
8332 Patch by Michael Matz <matz@kde.org>.
8334 2002-03-09 Andreas Schwab <schwab@suse.de>
8336 * gcc.c (validate_all_switches): Also handle `%W{...}'.
8338 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8340 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
8342 2002-03-09 Jakub Jelinek <jakub@redhat.com>
8345 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
8346 even for non-representable constants.
8348 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8350 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
8351 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
8352 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
8353 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
8354 (pop_function_context): Compute MAY_SHARE parameter for
8356 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
8357 (gen_mem_addressof): Call fixup_var_refs with new parm.
8359 * combine.c (make_extraction): Don't make extension of CONST_INT.
8361 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8363 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
8364 in o32 and o64 ABIs.
8365 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
8366 but getting fixed-size structs passed in registers regardless of
8367 padding in o32 and o64 ABIs.
8369 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
8370 offset before loading address of argument passed by transparent
8373 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
8375 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
8377 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8379 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
8380 marker such that registers after it are saved.
8382 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8384 * sparc.c (arith_4096_operand): Fix error in last change.
8386 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8388 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
8391 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8393 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
8396 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8398 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
8400 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
8402 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
8403 removed; fix return value.
8404 * combine.c (combine_instructions): Dirtify blocks where we failed to
8405 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
8406 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
8408 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8410 * gcse.c (insert_insn_end_bb): Fix typo in last change.
8412 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
8414 * recog.c (peephole2_optimize): Re-distribute EH edges.
8416 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
8418 * expr.c (expand_expr): Use unsave lang hook.
8419 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
8420 (LANG_HOOKS_INITIALIZER): Update.
8421 * langhooks.h (struct lang_hooks): New hook unsave.
8422 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
8423 (unsave_expr_1): Remove unused lang_unsave_expr_now.
8424 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
8425 (unsave_expr_now): Remove.
8426 * tree.h (unsave_expr_now, lang_unsave,
8427 lang_unsave_expr_now): Remove.
8430 2002-03-08 Andreas Jaeger <aj@suse.de>
8432 * flow.c (propagate_block_delete_insn): Remove unused variable.
8434 2002-03-08 Kazu Hirata <kazu@hxi.com>
8436 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
8437 insn length for memory load/store.
8439 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
8441 * doc/install.texi (--with-libiconv-prefix): Document.
8443 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
8445 * doc/sourcebuild.texi: Fix typo.
8447 2002-03-08 Jakub Jelinek <jakub@redhat.com>
8450 * builtins.c (std_expand_builtin_va_arg): Do all computations on
8453 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8455 * rtl.c (copy_most_rtx): Move from here ...
8456 * emit-rtl.c (copy_most_rtx): ... to here.
8458 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8460 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
8461 SUBTARGET_CPP_SIZE_SPEC.
8462 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
8464 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
8466 2002-03-07 Matt Hiller <hiller@redhat.com>
8468 * gensupport.c (first_dir_md_include): Renamed from include;
8469 change all references.
8470 (last_dir_md_include): Renamed from last_include; change all
8472 (init_md_reader): Unconditionally initialize base_dir whether or
8473 not filename is a relative path.
8475 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
8477 * config/fp-bit.c (_unord_f2): Compile it in even if
8478 US_SOFTWARE_GOFAST is enabled.
8480 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
8481 NULL_RTX. Set all HFmode operations as NULL_RTX.
8482 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
8483 NULL_RTX, try reversing the comparison and the operands.
8485 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8487 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
8488 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
8491 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
8493 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
8495 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8497 * basic-block.h (fixup_abnormal_edges): Declare.
8498 * reload1.c (fixup_abnormal_edges): New function.
8499 * reg-stack.c (convert_regs): Use it.
8501 * gcse.c (insert_insn_end_bb): Handle trapping insns.
8503 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
8505 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
8507 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
8508 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
8509 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
8510 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
8511 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
8512 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
8513 unless x and y could be infinite.
8514 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
8515 Check that the common type of both arguments is a real, even for
8516 targets without unordered comparisons. Allow an integer argument
8517 to be compared against a real.
8518 (expand_tree_builtin): Use expand_unordered_cmp.
8519 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
8520 * cse.c (fold_rtx): Likewise. Fix indentation.
8521 * fold-const.c (fold_real_zero_addition_p): New.
8522 (fold): Use it, and the new HONOR_... macros.
8523 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
8524 * jump.c (reversed_comparison_code_parts): After searching for
8525 the true comparison mode, use HONOR_NANS to decide whether it
8526 can be safely reversed.
8527 (reverse_condition_maybe_unordered): Remove IEEE check.
8528 * simplify-rtx.c (simplify_binary_operation): Use the new macros
8529 to decide which simplifications are valid. Allow the following
8530 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
8531 and (a - -b) to (a + b).
8532 (simplify_relational_operation): Use HONOR_NANS.
8533 * doc/tm.texi: Document the MODE_HAS_... macros.
8535 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
8537 * combine.c (simplify_comparison): If simplifying a logical shift
8538 right and compare with constant, force the comparison to unsigned.
8540 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
8542 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
8544 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
8546 (alt_reg_names): Remove % for vrsave.
8548 2002-03-06 Richard Henderson <rth@redhat.com>
8550 PR optimization/5844
8551 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
8552 if used indicates we've already emitted one copy of an operand.
8553 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
8554 (gen_split): Supply a non-null used.
8556 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8558 * reload1.c (reload): Unshare all rtl after reload is done.
8560 * simplify-rtx.c (simplify_plus_minus): Do not abort,
8561 but simply fail if the expression is too complex to simplify.
8562 (simplify_gen_binary): Handle simplify_plus_minus failures.
8564 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
8566 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
8567 consistently call delete_trivially_dead_insns after CSE and GCSE;
8568 fix DFI_life dumping; do jump threading after liveness; do crossjumping
8569 after liveness2; update comment in last crossjumping.
8570 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
8572 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
8574 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
8575 after completing fast dead code elimination.
8577 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
8580 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
8582 * version.c: Fix misplaced leading blanks on first line.
8584 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
8586 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
8588 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
8590 * cfgcleanup.c (mentions_nonequal_regs): New function.
8591 (thread_jump): Use it.
8592 * toplev.c (rest_of_compilation): Run jump threading after
8595 2002-03-06 Jakub Jelinek <jakub@redhat.com>
8597 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
8600 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
8602 * predict.c (estimate_bb_frequencies): Do not reload the
8603 frequencies from notes.
8605 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
8607 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
8608 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
8610 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
8611 delete_noop_moves): Return indeger.
8612 * flow.c (ndead): New variable.
8613 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
8614 BB argument; update callers.
8615 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
8616 (life_analysis): Do not call purge_all_dead_edges.
8617 (update_life_info): Return number of deleted insns; print statistics.
8618 (update_life_info_in_dirty_blocks): likewise.
8619 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
8620 return number of insns deleted.
8622 * cse.c: Include timevar.h
8623 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
8624 iterate until stabilizes; print statistics; return number of killed
8626 * Makefile.in: (cse.o): Add timevar.h dependency
8627 * rtl.h (delete_trivially_dead_insns): New.
8628 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
8629 * toplev.c (rest_of_compilation): Update callers.
8631 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
8632 (try_optimize_cfg): Do not update liveness.
8633 (cleanup-cfg): Loop until try_optimize_cfg and dead code
8634 removal stabilizes; use delete_trivially_dead_insns.
8636 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
8638 2002-03-05 Zack Weinberg <zack@codesourcery.com>
8640 * cppmain.c (setup_callbacks): Disable #pragma and #ident
8641 callbacks when processing assembly language.
8643 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
8645 * pa.h (ASM_FILE_END): Define.
8646 * som.h (ASM_FILE_END): Delete.
8648 * pa.c (function_arg): Don't pass floats in general registers in
8649 indirect calls if TARGET_ELF32.
8651 2002-03-05 Richard Henderson <rth@redhat.com>
8653 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
8655 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
8657 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
8659 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8661 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
8662 -r command line. Don't hide any symbols if not building
8665 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
8667 * cfg.c (dump_flow_info): Warn about profile mismatches.
8668 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
8669 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
8671 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8673 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
8674 wide volatile memory by parts.
8676 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8678 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
8681 2002-03-05 Richard Henderson <rth@redhat.com>
8683 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
8685 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8687 * toplev.c (documented_lang_options): Document more
8688 language-specific options.
8689 * doc/invoke.texi (Warning Options): Correct documentation for
8690 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
8691 * c-decl.c (c_decode_option): Use a table to handle warning options.
8693 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
8695 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
8696 parameter to mmix_encode_section_info.
8697 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
8698 relocatably. Always produce ELF, not mmo if linking relocatably.
8699 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
8700 first is non-zero, don't add symbol prefix.
8701 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
8702 prototype accordingly.
8704 2002-03-04 Krister Walfridsson <cato@df.lth.se>
8706 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
8708 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
8710 * configure.in: Increase required makeinfo version to 4.1.
8711 * configure: Regenerate.
8713 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8715 * .cvsignore: Remove *.info* and genrtl*; these files are generated
8718 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
8720 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
8721 * doc/invoke.texi: Fix @math uses.
8723 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8725 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
8728 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
8730 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
8731 (powerpc-*-eabisimaltivec*): Same.
8733 * config/rs6000/t-ppcendian: New.
8735 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8737 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
8738 nonimmediate_src_operand and nonimmediate_lsrc_operand to
8739 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
8741 2002-03-03 Richard Henderson <rth@redhat.com>
8743 * toplev.c (rest_of_decl_compilation): Revert last two changes.
8745 2002-03-03 Zack Weinberg <zack@codesourcery.com>
8747 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
8748 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
8749 tree.c, config/m68k/m68k.c:
8750 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
8751 REAL_ARITHMETIC blocks unconditional. Delete some further
8752 #ifdef blocks predicated on REAL_ARITHMETIC.
8753 * flags.h, toplev.c: Delete remaining references to
8756 * doc/invoke.texi: Remove documentation of -fpretend-float.
8757 * doc/tm.texi: Describe the various REAL_* macros as provided by
8758 real.h, not by the target configuration files.
8760 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
8761 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
8762 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8763 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
8764 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
8765 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
8766 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
8767 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
8768 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8769 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
8770 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
8771 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8772 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
8773 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
8774 config/xtensa/xtensa.h:
8775 Do not define, undefine, or mention in comments any of
8776 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
8777 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
8778 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
8779 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
8780 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
8781 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
8782 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
8783 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
8784 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
8786 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8788 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
8789 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
8790 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
8791 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
8792 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
8793 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
8795 * defaults.h (BITS_PER_WORD): Define.
8796 * doc/tm.texi (BITS_PER_WORD): Document default value.
8798 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
8799 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
8800 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
8802 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8804 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
8805 lieu of explicit sizeof/sizeof.
8806 * i386.c (override_options, ix86_init_mmx_sse_builtins,
8807 ix86_expand_builtin): Likewise.
8808 * mips.c (mips_add_gc_roots): Likewise.
8809 * mmix.c (mmix_output_condition): Likewise.
8810 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
8811 altivec_init_builtins): Likewise.
8812 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
8813 * cppexp.c (Nsuff, parse_number): Likewise.
8814 * cppinit.c (builtin_array_end): Likewise.
8815 * gcc.c (n_default_compilers, process_command): Likewise.
8816 * genpreds.c (output_predicate_decls): Likewise.
8817 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
8818 * lcm.c (N_ENTITIES): Likewise.
8819 * stor-layout.c (set_sizetype): Likewise.
8821 2002-03-03 Richard Henderson <rth@redhat.com>
8823 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
8824 for types or labels.
8826 2002-03-03 Richard Henderson <rth@redhat.com>
8828 * c-decl.c (start_decl): Initialized variables are not common.
8830 2002-03-02 Per Bothner <per@bothner.com>
8832 * gcc.c (option_map): Suport new --bootclasspath option.
8833 --CLASSPATH is now just an alias for --classpath.
8835 2002-03-02 Richard Henderson <rth@redhat.com>
8837 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
8838 load if "internal" visibility.
8839 * doc/extend.texi: Document visibility meanings.
8841 2002-03-02 Richard Henderson <rth@redhat.com>
8843 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
8844 to functions as well.
8846 2002-03-02 Richard Henderson <rth@redhat.com>
8848 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
8849 (handle_visibility_attribute): Don't call assemble_visibility.
8850 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
8851 without asmspec. Invoke assemble_alias when needed.
8852 * varasm.c (maybe_assemble_visibility): New.
8853 (assemble_start_function, assemble_variable, assemble_alias): Use it.
8855 2002-03-02 Richard Henderson <rth@redhat.com>
8857 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
8858 invoke ENCODE_SECTION_INFO with first call flag.
8860 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
8861 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
8862 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
8863 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
8864 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
8865 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
8866 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
8867 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
8868 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
8869 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
8870 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
8871 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
8872 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
8873 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
8874 config/mcore/mcore-protos.h, config/mcore/mcore.c,
8875 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
8876 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
8877 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
8878 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
8879 config/sh/sh.h, config/sparc/sparc.h,
8880 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
8881 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
8882 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
8883 FIRST argument. As needed, examine it and do nothing.
8885 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
8886 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8887 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
8889 * config/arm/t-pe (pe.o): Add dependencies.
8891 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8893 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
8894 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
8895 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
8896 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
8897 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
8898 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
8899 * defaults.h (BITS_PER_UNIT): Define.
8900 * doc/tm.texi (BITS_PER_UNIT): Document default value.
8902 2002-03-02 Kazu Hirata <kazu@hxi.com>
8904 * config/h8300/h8300-protos.h: Add a prototype for
8905 compute_a_shift_length.
8906 * config/h8300/h8300.c (h8300_asm_insn_count): New.
8907 (compute_a_shift_length): Likewise.
8908 (h8300_adjust_insn_length): Do not adjust insn length of shift
8910 * config/h8300/h8300.md (anonymous shift patterns): Use
8911 compute_a_shift_length.
8913 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8915 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
8918 * emit-rtl.c (offset_address): Call update_temp_slot_address.
8920 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8922 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
8923 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
8924 * flags.h (flag_zero_initialized_in_bss): Declare.
8925 * toplev.c (flag_zero_initialized_in_bss): New flag.
8926 (lang_independent_options): Add flag_zero_initialized_in_bss.
8927 * tree.c (initializer_zerop): New function.
8928 * tree.h (initializer_zerop): Declare.
8929 * varasm.c (assemble_variable): If we can emit bss, put zero
8930 initializers in the bss section.
8932 2002-03-02 Alan Modra <amodra@bigpond.net.au>
8934 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
8935 like more than one symbol per .weak directive.
8937 2002-03-01 Richard Henderson <rth@redhat.com>
8939 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
8940 adjust argument_pointer by pretend_args_size.
8941 (ia64_va_start): Adjust va_start address by -pretend_args_size.
8943 2002-03-01 Kazu Hirata <kazu@hxi.com>
8945 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
8947 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
8949 * toplev.c (rest_of_compilation): Delete dead jumptables before
8951 * flow.c (delete_dead_jumptables): Make global.
8952 * rtl.h (delete_dead_jumptables): Declare.
8954 2002-03-01 David Edelsohn <edelsohn@gnu.org>
8956 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
8957 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
8958 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
8960 2002-03-01 Kazu Hirata <kazu@hxi.com>
8962 * config/h8300/h8300-protos.h: Fix formatting.
8963 * config/h8300/h8300.c: Likewise.
8964 * config/h8300/h8300.h: Likewise.
8966 2002-03-01 Kazu Hirata <kazu@hxi.com>
8968 * config/h8300/h8300.c (print_operand): Support 16-bit
8970 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
8972 2002-02-28 Richard Henderson <rth@redhat.com>
8974 * expmed.c (store_bit_field): Prevent generation of CONCATs;
8975 pun complex values as integers; use gen_lowpart instead of
8977 (extract_bit_field): Likewise.
8979 2002-03-01 Alan Modra <amodra@bigpond.net.au>
8980 David Edelsohn <edelsohn@gnu.org>
8982 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
8983 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
8984 (SUPPORTS_WEAK): Likewise.
8985 * output.h (add_weak): Add tree param.
8986 * varasm.c (add_weak): Likewise. Save decl.
8987 (struct weak_syms): Add decl field.
8988 (mark_weak_decls): New function.
8989 (init_varasm_once): ggc_add_root mark_weak_decls.
8990 (assemble_start_function): Use ASM_WEAKEN_DECL.
8991 (assemble_variable): Likewise.
8992 (assemble_alias): Likewise.
8993 (declare_weak): Pass decl to add_weak.
8994 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
8995 (remove_from_pending_weak_list): Declare and define for
8997 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
8998 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
8999 * defaults.h (SUPPORTS_WEAK): Likewise.
9000 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
9001 .weak for code sym. Do emit .size for descriptor sym.
9002 (ASM_DECLARE_FUNCTION_SIZE): Define.
9003 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
9004 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
9005 .lglobl unless TARGET_XCOFF. Formatting fixes.
9006 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
9008 (HANDLE_PRAGMA_WEAK): Remove.
9009 (ASM_WEAKEN_LABEL): Remove.
9010 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
9012 2002-03-01 Jason Merrill <jason@redhat.com>
9014 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
9015 (TARGET_EXPR_CLEANUP): New macro.
9017 2002-02-28 Steve Ellcey <sje@cup.hp.com>
9019 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
9020 to take ptr_extend into account as third type of extension.
9021 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
9022 fields used by SUBREG_PROMOTED_UNSIGNED_P.
9023 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
9024 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
9025 * calls.c (precompute_arguments): Use new macro.
9026 (expand_call): Ditto.
9027 * combine.c (nonzero_bits): Ditto.
9028 (record_promoted_value): Ditto.
9029 * expr.c (store_expr): Ditto.
9030 (expand_expr): Ditto.
9031 * function.c (assign_parms): Ditto.
9033 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
9035 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
9036 override -shared and -shared-libgcc.
9038 2002-02-28 David O'Brien <obrien@FreeBSD.org>
9040 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
9042 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
9045 2002-02-28 Richard Henderson <rth@redhat.com>
9047 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
9048 4 cycle latency from MM producers.
9049 (ia64_internal_sched_reorder): Likewise with pipeline flush.
9051 2002-02-28 Jakub Jelinek <jakub@redhat.com>
9053 * mklibgcc.in: Don't use GNU make extension.
9055 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
9057 * c-parse.in (STATIC): New terminal.
9058 (scspec): New non-terminal. Update productions accordingly.
9059 (program): Remove bogus ifc / end ifc.
9060 (array_declarator): Simplify production using STATIC.
9062 2002-02-28 Jim Meyering <meyering@lucent.com>
9064 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
9065 \a still means TARGET_BELL.
9067 2002-02-28 Richard Henderson <rth@redhat.com>
9069 * haifa-sched.c (sched_emit_insn): New.
9070 (schedule_block): Use last_scheduled_insn to track last insn.
9071 * sched-int.h (sched_emit_insn): Prototype.
9072 * config/ia64/ia64.c (last_issued): Remove.
9073 (ia64_variable_issue): Don't set it.
9074 (nop_cycles_until): Use sched_emit_insn.
9076 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
9078 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
9081 2002-02-28 Kazu Hirata <kazu@hxi.com>
9083 * config/h8300/h8300.c: Fix formatting.
9084 * config/h8300/h8300.h: Likewise.
9086 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
9088 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
9089 which may overwrite the high byte of the frame pointer.
9091 2002-02-28 Bo Thorsen <bo@suse.de>
9093 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
9094 (STARTFILE_SPEC): Add 64 bit files.
9095 (ENDFILE_SPEC): Likewise.
9097 2002-02-28 Jason Merrill <jason@redhat.com>
9099 * c-decl.c (finish_function): Only warn about missing return
9100 statement with -Wreturn-type.
9102 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
9104 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
9106 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
9107 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
9109 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
9111 * basic-block.h (BB_REACHABLE): Renumber.
9112 (BB_DIRTY, BB_NEW): New flags.
9113 (clear_bb_flags): Declare.
9114 (update_life_info_in_dirty_blocks): Declare.
9115 * cfg.c (clear_bb_flags): New function.
9116 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
9117 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
9118 reorder_insns, emit_insn_after): Mark block as dirty.
9119 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
9120 (update_life_info_in_dirty_blocks): New function.
9121 * recog.c (apply_change_group): Dirtify block.
9123 * cse.c (cse_insn): Reorder emitting of jump insn to keep
9125 * gcse.c (delete_null_pointer_checks): Likewise.
9127 * toplev.c (dump_file_index): Move cse2 after bp,
9129 (dump_file_info): Similary.
9130 (rest_of_compilation): Avoid most of CFG rebuilds;
9131 do first if converision after null pointer checks, do cse2
9132 after branch prediction; avoid full liveness rebuild after
9133 initializing subregs.
9134 * invoke.texi (-d options): Document -du, renumber.
9136 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
9137 (notice_new_block): Do not set BB_UPDATE_LIFE.
9138 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
9139 merge_blocks_move_successor_nojumps, merge_blocks,
9140 try_crossjump_to_edge): Likewise.
9141 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
9142 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
9143 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
9144 (merge_of_block): Do not use life_data_ok.
9145 (find_if_case_1): Do not use SET_UPDATE_LIFE.
9146 (if_convert): Use BB_DIRTY mechanizm to update life.
9147 * lcm.c (optimize_mode_switching): Update
9148 update_life_info_in_dirty_blocks
9150 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
9152 * Makefile.in (integrate.o): Update.
9153 * c-decl.c (copy_lang_decl): Rename.
9154 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
9155 * integrate.c: Include langhooks.h.
9156 (copy_decl_for_inlining): Update to use langhook.
9157 * langhooks-def.h (lhd_do_nothing_t,
9158 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
9159 (LANG_HOOKS_INITIALIZER): Update.
9160 * langhooks.c (lhd_do_nothing_t): New.
9161 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
9162 * tree.h (copy_lang_decl): Remove.
9164 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
9166 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
9168 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
9169 POST_DEC, and POST_MODIFY.
9171 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9173 * c-typeck.c (digest_init): Remove unused parameter; all
9176 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
9178 * expmed.c (expand_shift): Correctly test for low part of a
9181 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
9183 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
9184 insn UIDs with insn addresses.
9186 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9188 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
9189 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
9190 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
9191 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
9192 gcc.c, toplev.c: Delete code implementing -traditional mode.
9194 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
9195 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
9196 Document removal of -traditional mode for compilation, and
9197 remove documentation only relevant to that mode.
9199 * config/nextstep.h, config/ptx4.h, config/svr4.h,
9200 config/convex/convex.h, config/d30v/d30v.h,
9201 config/i386/dgux.h, config/i386/osf1elf.h,
9202 config/i386/osfelf.h, config/i386/osfrose.h,
9203 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
9204 config/m68k/hp310.h, config/m88k/dgux.h,
9205 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
9206 config/m88k/m88k.h, config/m88k/openbsd.h,
9207 config/mips/abi64.h, config/mips/osfrose.h,
9208 config/mips/svr4-5.h, config/mips/svr4-t.h,
9209 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9210 config/stormy16/stormy16.h: Remove all references to
9211 -traditional from target specs. Delete all mention of the
9212 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
9213 delete a couple of commented-out definitions of
9214 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
9217 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
9218 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
9220 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9222 * mklibgcc.in: Don't use \n in a line subject to
9223 interpretation by echo.
9225 2002-02-27 Graham Stott <grahams@redhat.com>
9227 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
9230 * loop.c (prescan_loop): Handle PARALLEL.
9232 * unroll.c (loop_iterations): Return 0 if the add_val for
9235 * final.c (output_operand_lossage): Constify PFX_STR.
9237 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
9239 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
9241 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
9242 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
9244 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
9246 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
9248 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
9250 * cpplex.c (_cpp_lex_token): Handle directives in macro
9252 * cpplib.c (_cpp_handle_directive): Save and restore state
9253 if parsing macro args when entering a directive.
9254 * cppmacro.c (collect_args): No need to handle directives
9256 (enter_macro_context, replace_args): Use the original macro
9257 definition in case it was redefined whilst collecting arguments.
9261 2002-02-26 David Edelsohn <edelsohn@gnu.org>
9263 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
9264 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
9265 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
9267 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
9268 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
9269 (load_toc_v4_PIC_2): Same.
9271 2002-02-26 Alan Modra <amodra@bigpond.net.au>
9273 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
9275 2002-02-26 Richard Henderson <rth@redhat.com>
9277 * config/alpha/alpha.md (ashldi_se): Re-enable.
9279 2002-02-26 Richard Henderson <rth@redhat.com>
9281 * config/alpha/alpha.c (alpha_encode_section_info): Examine
9282 MODULE_LOCAL_P; improve commentary.
9284 2002-02-26 Zack Weinberg <zack@codesourcery.com>
9286 * doc/cpp.texi: Clarify documentation of relationship between
9289 2002-02-26 Kazu Hirata <kazu@hxi.com>
9291 * config/h8300/h8300-protos.h: Update the prototype for
9292 compute_logical_op_length. Add the prototype for
9293 compute_logical_op_cc.
9294 * config/h8300/h8300.c (compute_logical_op_length): Figure out
9296 (compute_logical_op_cc): New.
9297 * config/h8300/h8300.md: Combine all the logical op patterns
9298 in HImode and SImode. Use compute_logical_op_cc.
9300 2002-02-26 Kelley Cook <kelleycook@comcast.net>
9302 * config/i386/i386.c (print_operand): Don't append ATT-style
9303 length suffixs to x87 opcodes when in Intel mode.
9305 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
9307 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
9308 (init_emit_once): Update calls.
9309 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
9310 (init_syntax_once): Prototype.
9312 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
9314 * pa-linux.h (LIB_SPEC): Update definition.
9315 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
9317 2002-02-26 Richard Henderson <rth@redhat.com>
9319 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
9320 if we emitted a stop bit.
9322 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9324 * configure.in (libgcc_visibility): Substitute.
9325 * configure: Rebuilt.
9326 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
9327 defined symbols .hidden.
9329 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9331 * attribs.c (c_common_attribute_table): Add visibility.
9332 (handle_visibility_attribute): New function.
9333 * varasm.c (assemble_visibility): New function.
9334 * output.h (assemble_visibility): Add prototype.
9335 * tree.h (MODULE_LOCAL_P): Define.
9336 * crtstuff.c (__dso_handle): Use visibility attribute.
9337 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
9338 for MODULE_LOCAL_P symbols too.
9339 * config/ia64/ia64.c (ia64_encode_section_info): Handle
9340 MODULE_LOCAL_P symbols the same way as local symbols.
9341 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
9342 into .sdata/.sbss by the user.
9343 * doc/extend.texi (Function Attributes): Document visibility
9346 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9349 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
9350 STRING_CST initializer spanning the whole variable without
9352 If expand_expr returned MEM, don't use it.
9354 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
9356 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
9357 generate a die for the lexical block.
9359 2002-02-26 Kazu Hirata <kazu@hxi.com>
9361 * config/h8300/h8300-protos.h: Add a prototype for
9362 compute_logical_op_length.
9363 * config/h8300/h8300.c (compute_logical_op_length): New.
9364 * config/h8300/h8300.md (anonymous logical patterns): Use
9365 compute_logical_op_length for length.
9367 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9369 * dwarf2out.c (modified_type_die): Do not call type_main_variant
9371 (gen_type_die): Same.
9373 * attribs.c (handle_vector_size_attribute): Set debug information.
9375 2002-02-26 Daniel Egger <degger@fhm.edu>
9377 * config/rs6000/rs6000.md: Swap define_insn attributes to
9378 fix incorrect generation of merge high instructions instead
9381 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9383 * c-typeck.c (really_start_incremental_init): Use
9384 bitsize_zero_node for vectors.
9386 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9388 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
9389 ("*set_vrsave_internal"): Same.
9391 2002-02-25 Richard Henderson <rth@redhat.com>
9393 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
9394 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
9396 2002-02-25 Jakub Jelinek <jakub@redhat.com>
9399 * config/i386/i386.c (ix86_return_pops_args): Only pop
9400 fake structure return argument if it was passed on the stack.
9402 2002-02-25 Jason Merrill <jason@redhat.com>
9404 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
9407 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9409 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
9410 link with shared_name only.
9411 * doc/invoke.texi (Link Options): Document new behavior.
9413 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9415 * c-typeck.c (push_init_level): Handle vectors.
9417 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9419 * config/sparc/sparc.c (const64_high_operand): Zero-extend
9420 operands of SPARC_SETHI_P.
9421 (input_operand): Likewise.
9422 (sparc_emit_set_const32): Likewise.
9423 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
9424 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
9425 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
9426 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
9427 (movdi_insn_sp64_vis): Likewise.
9428 (movdi split, movdf split): Use SETHI32.
9429 * doc/md.texi: Document SPARC constraints L, M and N.
9431 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9433 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
9434 ("*set_vrsave_internal"): use mfspr for Darwin.
9436 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
9437 gen_get_vrsave_internal.
9439 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9441 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
9443 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
9445 * cpplex.c (cpp_interpret_charconst): Get signedness or
9446 otherwise of wide character constants correct.
9447 * cppexp.c (lex): Get signedness of wide charconsts correct.
9449 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9451 * optabs.c (widen_operand): Only call convert_modes for
9452 promoted SUBREG if signedness matches.
9453 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
9455 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9457 * cpplib.c (glue_header_name): Use local buffer to build up
9460 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9462 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
9464 2002-02-23 Kazu Hirata <kazu@hxi.com>
9466 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
9467 H8/300[HS] separately.
9468 * config/h8300/h8300.md: Remove the early clobber constraint
9469 from bit field patterns.
9471 2002-02-23 Kazu Hirata <kazu@hxi.com>
9473 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
9475 (mulhisi3): Likewise.
9476 (umulqisi3): Likewise.
9477 (umulhisi3): Likewise.
9479 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9481 * cppinit.c (output_deps): Correct test for stdout output.
9482 (init_dependency_output): Cure warning.
9484 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9486 * expr.c (store_expr): When converting expression to promoted
9487 equivalent type, allow using SUBREG_REG of TARGET as the target
9488 of the expansion of EXP.
9489 * loop.c (basic_induction_var, case SUBREG): Always look inside.
9490 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
9491 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
9492 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
9493 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
9495 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
9497 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
9498 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
9499 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
9501 2002-02-23 Jakub Jelinek <jakub@redhat.com>
9503 PR optimization/5747
9504 * loop.c (scan_loop): Update reg info if move_movables created new
9507 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9509 * gcc.c (init_gcc_spec): Revert last change.
9511 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9513 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
9514 gpc_reg_operand constraint.
9516 2002-02-23 Alan Modra <amodra@bigpond.net.au>
9518 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
9519 Simplify comparison of `low'.
9520 (add_operand): Fix formatting.
9521 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
9522 (mask_operand): Disallow mask to wrap in 64-bit mode.
9523 (rs6000_stack_info): Remove redundant test setting push_p.
9524 (output_toc): Fix formatting.
9525 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
9526 cc_reg_not_cr0_operand constraint.
9527 (booldi3, boolcdi3 splitters): Same.
9529 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
9531 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
9533 2002-02-22 David Edelsohn <edelsohn@gnu.org>
9535 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
9536 gcc invoked with -shared-libgcc.
9538 2002-02-22 Jakub Jelinek <jakub@redhat.com>
9541 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
9542 decl if any of elements was TREE_USED.
9544 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
9546 * config/sparc/sol2.h: Don't include sys/mman.h.
9547 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
9548 (arith_4096_operand): Don't throw high bits away.
9549 (const64_operand): Take sign extension of CONST_INTs into account.
9550 (const64_high_operand, sparc_emit_set_const32): Likewise.
9551 (GEN_HIGHINT64): Likewise.
9552 (sparc_emit_set_const64_quick1): Likewise.
9553 (const64_is_2insns): Likewise.
9554 (print_operand): Use trunc_int_for_mode for sign extension.
9555 * config/sparc/sparc.h (SMALL_INT32): Likewise.
9556 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
9557 chars. Assume CONST_INT is already properly sign-extended.
9558 (movdi split): Sign-extend each SImode part.
9559 (andsi3 split): Don't mask high bits off, so that result
9560 remains properly sign-extend.
9561 (iorsi3 split): Likewise.
9562 (xorsi3 split): Likewise.
9564 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
9566 * fold-const.c (fold): Fix typo in comments.
9568 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9570 * Makefile.in (langhooks.o): Update dependencies.
9572 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9574 * langhooks.c: Include flags.h.
9576 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
9578 * testsuite/gcc.dg/attr-alwaysinline.c: New.
9580 * c-common.c (c_common_post_options): Set inline trees by
9583 * doc/extend.texi (Function Attributes): Document always_inline
9585 Update documentation about inlining when not optimizing.
9587 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
9589 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
9590 unless DECL_ALWAYS_INLINE.
9592 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
9593 unless DECL_ALWAYS_INLINE.
9594 (c_disregard_inline_limits): Disregard if always_inline set.
9596 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9597 Disregard if always_inline set.
9598 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
9599 unless DECL_ALWAYS_INLINE.
9601 * attribs.c (handle_always_inline_attribute): New.
9602 (c_common_attribute_table): Add always_inline.
9604 * config/rs6000/altivec.h: Add prototypes for builtins
9605 requiring the always_inline attribute.
9607 2002-02-21 Eric Christopher <echristo@redhat.com>
9609 * expmed.c (store_bit_field): Try to simplify the subreg
9610 before generating a new one when when the mode size of
9611 value is less than maxmode.
9613 2002-02-21 Richard Henderson <rth@redhat.com>
9615 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
9616 than gen_rtx_PLUS to form the sum.
9617 * explow.c (force_reg): Rearrange to not allocate new pseudo
9618 when force_operand returns a register.
9619 * expr.c (expand_assignment): Allow offset_rtx expansion to
9620 return a sum. Do not force addresses into registers.
9621 (expand_expr): Likewise.
9622 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
9623 to canonicalize arithmetic that didn't simpify.
9624 (simplify_plus_minus): New argument force; update
9625 all callers. Don't split CONST unless we can do something with it,
9626 and wouldn't lose the constness of the operands.
9628 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
9629 that we generated earlier.
9631 2002-02-21 Tom Tromey <tromey@redhat.com>
9633 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9634 (output_line_info): Use constant `1', with a long explanatory
9636 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
9638 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
9640 * jump.c (redirect_jump): If old label has no UID, don't try to
9643 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
9645 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
9646 If input is constant, do shifts at compile time.
9648 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
9650 * doc/extend.texi: Fix some more overfull hboxes.
9652 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9654 PR optimization/4994
9655 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
9658 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9661 * expr.h (expand_and): Add mode argument.
9662 * expmed.c (expand_and): Add mode argument.
9663 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
9664 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
9665 * except.c (expand_builtin_extract_return_addr): Likewise.
9666 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9667 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
9668 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
9669 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
9670 * config/c4x/c4x.md: Use GEN_INT (x) instead of
9671 gen_rtx (CONST_INT, VOIDmode, x).
9673 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9676 * stmt.c (warn_if_unused_value): Move side effects test once more.
9678 2002-02-20 Torbjorn Granlund <tege@swox.com>
9680 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
9681 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
9683 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
9685 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
9686 SUBREG or ZERO_EXTEND.
9688 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
9690 * sh.h (current_function_anonymous_args): Remove.
9691 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
9692 of current_function_varargs and current_function_stdarg is set.
9693 * sh.c (sh_expand_prologue): Check current_function_varargs /
9694 current_function_stdarg / TARGET_SH5 instead of
9695 current_function_anonymous_args.
9697 * sh64.h (TARGET_VERSION): Define.
9699 2002-02-20 David Edelsohn <edelsohn@gnu.org>
9701 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
9702 VRSAVE_REGNO on TARGET_ALTIVEC.
9704 2002-02-20 Alan Modra <amodra@bigpond.net.au>
9706 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
9707 bits of SImode const_int.
9708 (includes_rshift_p): Likewise.
9709 (print_operand): Call mask_operand and mask64_operand with correct
9711 (rs6000_output_function_epilogue): Pad traceback table to word.
9712 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
9713 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
9714 mask64_operand with correct mode.
9715 (FUNCTION_ARG_REGNO_P): Correct parentheses.
9717 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9720 * varasm.c (get_pool_constant_mark): New.
9721 * rtl.h (get_pool_constant_mark): Add prototype.
9722 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
9723 be represented if it has not been output.
9725 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9727 * combine.c (do_SUBST): Sanity check substitutions of
9728 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
9729 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
9730 CONST_INT into its operand.
9731 (known_cond): Likewise, for ZERO_EXTEND.
9732 * simplify-rtx.c (simplify_unary_operation): Fix condition to
9733 allow for simplification of wide modes. Reject CONST_INTs in
9734 ZERO_EXTEND when their actual mode is not given.
9736 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9738 * c-decl.c (pushdecl): If no global declaration is found for an
9739 extern declaration in block scope, try a limbo one.
9741 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9744 * c-common.c (pointer_int_sum): Moved from...
9745 * c-typeck.c (pointer_int_sum): ...here.
9746 * c-common.h (pointer_int_sum): Add prototype.
9748 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9751 * c-decl.c (duplicate_decls): Return 0 if issued error about
9754 2002-02-20 Roger Sayle <roger@eyesopen.com>
9755 Jakub Jelinek <jakub@redhat.com>
9758 * tree.c (host_integerp): Ensure that the constant integer is
9759 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
9760 when pos is zero or non-zero respectively. Clarify comment.
9761 * c-format.c (check_format_info_recurse): Fix host_integerp
9762 usage; the pos argument should be zero when assigning to a
9763 signed HOST_WIDE_INT.
9765 2002-02-20 Richard Henderson <rth@redhat.com>
9767 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
9768 of the operand, rather than assuming TImode.
9769 (ix86_expand_binop_builtin): Cope with commutative patterns
9770 using nonimmediate_operand for both operands.
9771 (ix86_expand_timode_binop_builtin): Likewise.
9772 (ix86_expand_store_builtin): Validate operand 1.
9773 (ix86_expand_unop1_builtin): Likewise.
9775 2002-02-20 Philip Blundell <philb@gnu.org>
9778 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
9780 2002-02-20 Richard Henderson <rth@redhat.com>
9783 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
9785 2002-02-20 Tom Tromey <tromey@redhat.com>
9787 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9788 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9789 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9790 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9791 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
9794 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
9796 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
9797 for (const_int 0) in X not just INTVAL.
9799 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
9801 * doc/extend.texi: Avoid or reduce overfull hboxes.
9803 2002-02-20 Diego Novillo <dnovillo@redhat.com>
9805 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
9806 operations if the field does not start at a mode boundary.
9808 2001-02-20 Joel Sherrill <joel@OARcorp.com>
9810 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
9811 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
9812 Also done for -Acpu and -Amachine.
9814 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9816 * cppinit.c (init_dependency_output): Take deps output file
9817 from -o if none given with -MF. Suppress normal output.
9818 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
9819 * doc/cpp.texi, doc/invoke.texi: Update.
9821 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9823 * toplev.c (output_quoted_string): Write unprintable
9824 characters with octal escapes.
9826 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9828 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
9829 really_call_used[VRSAVE_REGNO] if not Altivec.
9831 2002-02-19 Alan Modra <amodra@bigpond.net.au>
9833 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
9835 (constant_pool_expr_1): Fix formatting.
9836 (rs6000_legitimize_reload_address): Likewise.
9838 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9840 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
9841 now that we have one.
9843 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9845 * tree.h (struct tree_common): Remove aux. Add unused_0 at
9846 end of first block of bitfields (which was only seven bits);
9847 rename dummy to unused_1; remove comment which is no longer true.
9849 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9851 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
9853 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9856 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
9860 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
9861 arm_is_longcall_p rather than inspecting call-type cookie
9863 (call_value_insn) [TARGET_THUMB]: Likewise.
9865 2002-02-19 Graham Stott <grahams@redhat.com>
9867 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
9869 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9871 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
9872 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
9873 (FP_SAVE_INLINE): Delete.
9875 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
9876 * config/rs6000/eabi.asm: Remove ABI save restore routines.
9877 * config/rs6000/t-ppccomm: Build crtsavres.o.
9878 * config/rs6000/crtsavres.asm: New file.
9880 2002-02-19 Philip Blundell <philb@gnu.org>
9882 * config/arm/arm.c (use_return_insn): Don't reject interrupt
9884 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
9885 (output_return_instruction): Allow interrupt functions to return with
9886 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
9887 (arm_expand_prologue): Subtract 4 before stacking LR in an
9890 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9892 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
9893 decl, not just FUNCTION_DECL.
9894 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
9895 (arm_assemble_integer): Likewise.
9896 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
9899 2002-02-19 matthew green <mrg@eterna.com.au>
9901 * config.gcc (sparc-*-netbsdelf*): Enable target.
9902 (sparc64-*-netbsd*): New target.
9903 * config/sparc/netbsd-elf.h: New file.
9904 * config/sparc/t-netbsd64: New file.
9906 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9908 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
9910 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
9912 * doc/invoke.texi: explicitly list the style guidelines that
9913 -Weffc++ checks for.
9915 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
9917 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
9919 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9922 * gcc.c (cpp_unique_options): Treat -o as indicating object file
9923 only if not -E. If -E, pass -o through to the preprocessor.
9925 2002-02-19 Kazu Hirata <kazu@hxi.com>
9927 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
9928 register number with an appropriate macro.
9930 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9932 * doc/rtl.texi (Constants): Close @code tag.
9934 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
9936 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
9937 ("mmx_uavgv4hi3"): Same.
9938 ("pmulhrwv4hi3"): Same.
9940 * tree-inline.c (walk_tree): Handle vectors.
9942 * c-common.c (constant_expression_warning): Handle vectors.
9943 (overflow_warning): Same.
9945 * sched-deps.c (sched_analyze_2): Handle vectors.
9947 * rtlanal.c (rtx_unstable_p): Handle vectors.
9948 (rtx_varies_p): Same.
9949 (count_occurrences): Same.
9950 (regs_set_between_p): Same.
9951 (modified_between_p): Same.
9952 (modified_in_p): Same.
9953 (volatile_insn_p): Same.
9954 (volatile_refs_p): Same.
9955 (side_effects_p): Same.
9957 (inequality_comparisons_p): Same.
9958 (replace_regs): Same.
9959 (computed_jump_p_1): Same.
9961 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
9963 (inner_mode_array): New.
9964 (copy_rtx): Handle vectors.
9965 (copy_most_rtx): Same.
9966 (rtx_equal_p): Same.
9967 (get_mode_alignment): Adjust for vectors.
9969 * resource.c (mark_referenced_resources): Handle vectors.
9970 (mark_set_resources): Same.
9972 * reload1.c (eliminate_regs): Handle vectors.
9973 (elimination_effects): Same.
9974 (scan_paradoxical_subregs): Same.
9976 * reload.c (subst_reg_equivs): Handle vectors.
9978 * regrename.c (scan_rtx): Handle vectors.
9980 * regclass.c (reg_scan_mark_refs): Handle vectors.
9982 * recog.c (find_single_use_1): Handle vectors.
9984 * local-alloc.c (equiv_init_varies_p): Handle vectors.
9985 (contains_replace_regs): Same.
9986 (memref_referenced_p): Same.
9988 * integrate.c (copy_rtx_and_substitute): Handle vectors.
9989 (subst_constants): Same.
9991 * genattrtab.c (attr_copy_rtx): Handle vectors.
9992 (encode_units_mask): Same.
9993 (clear_struct_flag): Same.
9994 (count_sub_rtxs): Same.
9996 * gcse.c (want_to_gcse_p): Handle vectors.
9997 (oprs_unchanged_p): Same.
9998 (hash_expr_1): Same.
9999 (oprs_not_set_p): Same.
10000 (expr_killed_p): Same.
10001 (compute_transp): Same.
10002 (store_ops_ok): Same.
10004 * function.c (purge_addressof_1): Do not allow paradoxical subregs
10006 (fixup_var_refs_1): Same.
10007 (instantiate_virtual_regs_1): Same.
10009 * fold-const.c (operand_equal_p): Handle vectors.
10011 (rtl_expr_nonnegative_p): Same.
10013 * flow.c (mark_used_regs): Handle vectors.
10015 * df.c (df_uses_record): Handle vectors.
10017 * cselib.c (cselib_subst_to_values): Handle vectors.
10018 (cselib_mem_conflict_p): Same.
10021 * cse.c (canon_reg): Handle vectors.
10023 (cse_process_notes): Same.
10024 (count_reg_usage): Same.
10025 (canon_hash): Same.
10027 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
10029 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
10031 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
10032 (gen_rtx): Handle CONST_VECTOR.
10033 (gen_const_vector_0): New.
10034 (copy_rtx_if_shared): CONST_VECTORs can be shared.
10035 (reset_used_flags): Same.
10036 (copy_insn_1): Same.
10037 (initializer_constant_valid_p): Handle VECTOR_CST.
10039 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
10041 * doc/rtl.texi (Constants): Document const_vector.
10042 (CONST0_RTX): Update for vectors.
10043 (RTL sharing): Same.
10045 * print-tree.c (print_node): Add case for VECTOR_CST.
10047 * tree.h (TREE_VECTOR_CST_ELTS): New.
10048 (struct tree_vector): New.
10049 (union tree_node): Add vector node.
10050 (build_vector): Add prototype.
10052 * tree.def (VECTOR_CST): New.
10054 * tree.c (build_vector): New.
10056 * expmed.c (make_tree): Handle CONST_VECTOR.
10058 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
10059 (CONST_VECTOR_ELT): New.
10060 (CONST_VECTOR_NUNITS): New.
10062 * machmode.h (GET_MODE_INNER): New.
10063 (DEF_MACHMODE): Accept 8th arg.
10065 * machmode.def: Add 8th argument for vector inner mode.
10066 Add inner vector modes for vectors.
10068 * rtl.def (VEC_CONST): Remove.
10069 (CONST_VECTOR): New.
10071 * expr.c (clear_storage): Allow vectors.
10072 (is_zeros_p): Handle VECTOR_CST.
10074 * varasm.c (output_constant_pool): Handle vectors.
10075 (rtx_const): Add veclo and vechi fields.
10076 (kind): Add RTX_VECTOR.
10077 (decode_rtx_const): Add case for vector.
10079 * config/rs6000/rs6000-protos.h: Add zero_constant.
10081 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
10082 constants. Force easy vector constants into memory.
10083 (easy_vector_constant): New.
10084 (emit_easy_vector_constant): New.
10085 (rs6000_legitimize_reload_address): Do not generate bad reloads on
10088 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
10090 ("altivec_lvxl"): Same.
10091 (altivec_lvebx): Same.
10092 (altivec_lvehx): Same.
10093 (altivec_lvewx): Same.
10094 ("*movv4si_const0"): New.
10095 ("*movv4sf_const0"): New.
10096 ("*movv8hi_const0"): New.
10097 ("*movv16qi_const0"): New.
10099 2002-02-18 Kazu Hirata <kazu@hxi.com>
10101 * config/h8300/h8300.c (notice_update_cc): Use
10104 2002-02-18 Kazu Hirata <kazu@hxi.com>
10106 * config/h8300/h8300.md (divmod patterns): Change the
10107 constraints for operands[1] to register_operand.
10109 2002-02-18 Kazu Hirata <kazu@hxi.com>
10111 * config/h8300/h8300-protos.h: Remove the prototype for
10113 * config/h8300/h8300.c (p_operand): Remove.
10114 * config/h8300/h8300.md: Replace p_operand with
10117 2002-02-18 Philip Blundell <pb@nexus.co.uk>
10119 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
10121 (output_return_instruction): Allow use of LDR to unstack
10122 return addresss even for interrupt handlers or when
10123 interworking. If compiling for ARMv5, use interworking-safe
10124 return instructions by default. Remove duplicated code and
10125 lengthy "strcat" sequences.
10127 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10129 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
10130 (LINK_EH_SPEC): Define.
10131 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
10133 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10135 * config/s390/s390.c (s390_emit_prologue): Do not set the
10136 frame_related flag for call-clobbered registers.
10138 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
10140 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
10141 (construct_container): Fix handling of SSE operands.
10142 (ix86_expand_builtin): Fix handling of 64bit pointers.
10143 (mmx_maskmovq_rex): New pattern.
10145 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
10147 * regrename.c (kill_set_value): Handle subregs properly.
10149 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
10151 * objc/objc-act.c (handle_impent): Remove leading '*'
10152 from objc_class_name.
10154 2002-02-17 Richard Henderson <rth@redhat.com>
10156 * config/alpha/alpha.c (some_small_symbolic_operand,
10157 some_small_symbolic_operand_1, split_small_symbolic_operand,
10158 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
10159 Handle small SYMBOL_REFs anywhere, not just inside memories.
10160 * config/alpha/alpha-protos.h: Update.
10161 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10162 * config/alpha/alpha.md (small symbolic operand splitter): Update.
10164 2002-02-17 Roland McGrath <roland@frob.com>
10166 * config.gcc (powerpc-*-gnu-gnualtivec*,
10167 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
10168 * config/rs6000/gnu.h: New file.
10169 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
10170 Grok "gnu" in rs6000_abi_name.
10171 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
10172 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
10173 Grok -mcall-gnu analogous to -mcall-linux et al.
10174 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
10175 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
10176 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
10178 2002-02-17 Jakub Jelinek <jakub@redhat.com>
10181 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
10184 2002-02-17 Philipp Thomas <pthomas@suse.de>
10186 * config/cris/cris.h: Undefine STARTFILE_SPEC and
10187 ENDFILE_SPEC before (re)defining them.
10189 2002-02-17 Kazu Hirata <kazu@hxi.com>
10191 * config/h8300/h8300.c: Fix formatting.
10192 * config/h8300/h8300.h: Likewise.
10194 2002-02-17 Philipp Thomas <pthomas@suse.de>
10196 * doc/tm.texi: Explain why empty strings should not be
10197 marked for translation.
10199 2002-02-17 Philipp Thomas <pthomas@suse.de>
10201 * final.c (output_operand_lossage): Changed to accept
10202 printf style arguments. Change calls where necessary.
10203 * output.h (output_operand_lossage): Change declaration
10204 accordingly. Update copyright.
10205 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
10206 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
10207 Update copyright date where necessary.
10209 * config/i386/i386.c (print_operand): Likewise. Remove use of
10212 * config/cris/cris.c (cris_operand_lossage): Likewise.
10213 Rename parameter so that exgettext recognizes it as
10214 translatable message.
10215 (LOSE_AND_RETURN): Rename parameter to msgid.
10217 2002-02-17 Kazu Hirata <kazu@hxi.com>
10219 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
10220 hard coded register number with an appropriate macro.
10221 (HARD_REGNO_MODE_OK): Likewise.
10222 (ARG_POINTER_REGNUM): Likewise.
10223 (STATIC_CHAIN_REGNUM): Likewise.
10224 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
10225 * config/h8300/h8300.md (define_constants): Define more
10228 2002-02-17 Philipp Thomas <pthomas@suse.de>
10230 * config/i386/i386.h: Don't mark empty strings for translation.
10232 2002-02-16 H.J. Lu <hjl@gnu.org>
10234 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
10236 2002-02-16 Zack Weinberg <zack@codesourcery.com>
10238 * cppinit.c (merge_include_chains): Check for brack being
10239 NULL before attempting to merge it with qtail.
10241 2002-02-16 Andrew Cagney <ac131313@redhat.com>
10243 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
10246 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10248 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
10250 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10252 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
10253 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
10254 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
10256 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10258 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
10259 now only if !TARGET_FIX.
10260 (*movsi_nt_vms_fix): New pattern.
10262 2002-02-16 Douglas B Rupp <rupp@gnat.com>
10264 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
10265 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
10266 (alpha_sa_mask, alpha_sa_size): Reflect above change.
10267 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
10268 (alpha_start_function, alpha_expand_epilogue): Likewise.
10269 (unicosmk_gen_dsib): Likewise.
10271 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10273 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
10275 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
10277 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
10278 check_and_change_labels, s390_final_chunkify): Delete.
10279 (s390_split_branches, s390_chunkify_pool): New functions.
10280 (s390_function_prologue): Call them.
10282 * config/s390/s390.h (S390_REL_MAX): Delete.
10283 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
10285 * config/s390/s390.md (cjump, icjump, jump): Fix length
10286 attribute calculation.
10289 2002-02-15 David Edelsohn <edelsohn@gnu.org>
10291 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
10292 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
10294 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10296 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
10297 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
10298 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
10300 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10302 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
10304 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10306 * reload.c (find_dummy_reload): Check that an output register
10307 is valid for its mode.
10309 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
10311 * combine.c (known_cond): After replacing the REG of a SUBREG, try
10314 * function.c (assign_parms): Demote promoted argument passed by
10315 transparent reference.
10317 2001-02-14 Joel Sherrill <joel@OARcorp.com>
10319 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
10320 -Acpu() and -Amachine() to eliminate warnings.
10322 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10324 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
10326 2002-02-14 Kazu Hirata <kazu@hxi.com>
10328 * config/h8300/h8300-protos.h: Update the prototype for
10330 * config/h8300/h8300.c (const_costs): Treat SET as a little
10331 more expensive operation.
10332 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
10333 reference to const_costs.
10335 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
10337 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
10339 2002-02-14 Jakub Jelinek <jakub@redhat.com>
10342 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
10343 use arguments from newtype.
10345 2002-02-13 Eric Christopher <echristo@redhat.com>
10347 * config/mips/mips.c (override_options): Add check for march/mipsX
10348 on the same command line. Fix error message in cpu processing.
10349 Remove architecture and ISA checks.
10351 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10353 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
10355 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
10357 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10359 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
10361 ("*movv8hi_internal1"): Same.
10362 ("*movv16qi_internal1"): Same.
10363 ("*movv4sf_internal1"): Same.
10365 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
10366 not push_reload for altivec modes.
10368 2002-02-13 Joel Sherrill <joel@OARcorp.com>
10370 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
10371 all RTEMS targets including removal of #includes from config/*/rtems*.h
10372 file and adding them to tm_file setting. Added xm_defines=POSIX to
10374 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
10375 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
10376 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
10377 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
10378 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
10379 config/m68k/rtemself.h: Ditto.
10380 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
10381 config/mips/rtems64.h: Ditto.
10382 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
10383 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
10385 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
10386 config/sparc/rtemself.h: Ditto.
10387 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
10388 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
10389 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
10391 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
10392 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
10393 target made more similar to i386-elf.
10394 * config/i386/t-rtems-i386: Added soft float support and multilibs.
10395 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
10396 be similar to config/m68k/t-m68kelf.
10397 * gthr-rtems.h: Encapsulate with extern "C" for C++.
10399 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
10401 * regmove.c (kill_value): Handle subregs.
10403 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
10405 * i386.md (mul patterns): Allow memory operand to be first;
10406 add expanders where needed; fix constraints.
10407 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
10408 Allow memory operand to be the first.
10410 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
10413 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10416 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
10419 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10421 PR optimization/5547:
10422 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
10423 all valid IA-32 address modes involving non-scaled %ebx and
10424 GOT/GOTOFF as displacement.
10426 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
10428 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
10429 after emitting ltorg insns.
10431 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
10432 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
10433 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
10434 *abssf2): Fix "op_type" attribute.
10436 2002-02-13 Douglas B Rupp <rupp@gnat.com>
10438 * mkconfig.sh: Avoid using a subshell redirect.
10439 ($output.T): Change to $(output)T.
10440 (ENABLE_NLS): Remove unneeded undef.
10442 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
10443 * config/alpha/x-vms (libsubdir): Define.
10445 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
10446 register frame procedures. Optimize retrieving context.
10448 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
10449 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
10450 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
10452 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10454 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
10455 Make same change as for find_base_value.
10457 2002-02-13 Kazu Hirata <kazu@hxi.com>
10459 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
10460 of QImode and SImode.
10462 2002-02-13 Kazu Hirata <kazu@hxi.com>
10464 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
10465 length computation of movsi.
10466 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
10468 2002-02-13 Kazu Hirata <kazu@hxi.com>
10470 * config/h8300/h8300.md (subqi3): Tighten the predicate for
10471 operands[2] to register_operand.
10473 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
10475 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
10477 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
10479 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
10480 for altivec_lvx* and altivec_stvx*.
10481 ("*movv4si_internal"): Add constraint for loading from GPRs.
10482 ("*movv8hi_internal1"): Same.
10483 ("*movv16qi_internal1"): Same.
10484 ("*movv4sf_internal1"): Same.
10486 * config/rs6000/rs6000.c (altivec_register_operand): New.
10488 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
10489 altivec_register_operand.
10491 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
10493 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
10496 2002-02-13 Stan Shebs <shebs@apple.com>
10498 * c-typeck.c (digest_init): Handle vectors.
10499 (really_start_incremental_init): Same.
10500 (pop_init_level): Same.
10501 (process_init_element): Same.
10503 * varasm.c (output_constant): Same.
10505 * expr.c (clear_storage): Same.
10506 (store_constructor): Same.
10508 2002-02-12 Eric Christopher <echristo@redhat.com>
10510 * explow.c (hard_function_value): Add comment explaining
10511 signed/unsigned comparison.
10513 2002-02-12 Jakub Jelinek <jakub@redhat.com>
10515 * jump.c (never_reached_warning): Add finish argument.
10516 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
10517 real insn after end.
10518 * rtl.h (never_reached_warning): Adjust prototype.
10519 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
10520 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
10521 never_reached_warning.
10523 2002-02-12 Graham Stott <grahams@redhat.com>
10525 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
10527 2002-02-12 Kazu Hirata <kazu@hxi.com>
10529 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
10530 logical shifts on H8/300.
10531 (shift_alg_si): Improve several shifts on H8/300.
10532 (get_shift_alg): Likewise.
10534 2002-02-12 Graham Stott <grahams@redhat.com>
10536 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
10538 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10540 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
10541 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
10543 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
10545 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
10546 non-CONST_INT through default_assemble_integer.
10547 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
10548 <case 8>: Abort for CONST_DOUBLE.
10550 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10552 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
10554 * config/pa/pa-linux.h (LIB_SPEC): Delete.
10555 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10557 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
10559 * config/stormy16/stormy16.md (zero_extendqihi2): New.
10561 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
10563 * regrename.c (regrename_optimize): Don't accept a
10564 part-clobbered register if the replaced register is not part
10567 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
10568 take padding into account when computing the argument value.
10570 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
10572 * combine.c (try_combine): Apply substitutions in
10573 CALL_INSN_FUNCTION_USAGE too.
10575 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
10577 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
10578 __builtin_altivec_abs*.
10581 * config/rs6000/rs6000.h (rs6000_builtins): Add
10582 ALTIVEC_BUILTIN_ABS*.
10584 * config/rs6000/altivec.h: Use const char for builtins expecting
10586 (vec_abs): New versions for C and C++.
10589 2002-02-10 Kazu Hirata <kazu@hxi.com>
10591 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
10594 2002-02-10 Kazu Hirata <kazu@hxi.com>
10596 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
10597 constant definition from h8300.md.
10598 (FRAME_POINTER_REGNUM): Likewise.
10599 * config/h8300/h8300.md (define_constants): Add FP_REG.
10601 2002-02-10 Kazu Hirata <kazu@hxi.com>
10603 * config/h8300/h8300.c (print_operand): Remove redundant code.
10605 2002-02-10 Kazu Hirata <kazu@hxi.com>
10607 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
10608 * config/h8300/h8300.c (byte_reg): Make it static.
10610 2002-02-10 Richard Henderson <rth@redhat.com>
10613 * c-typeck.c (incomplete_type_error): Handle flexible array members.
10615 2002-02-10 Richard Henderson <rth@redhat.com>
10618 * tree.c (append_random_chars): Don't abort if main_input_filename
10621 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
10623 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
10625 2002-02-10 Kazu Hirata <kazu@hxi.com>
10627 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
10628 (pushhi1): Likewise.
10630 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
10632 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
10633 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
10635 2002-02-09 David O'Brien <obrien@FreeBSD.org>
10637 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
10639 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
10641 2002-02-09 Kazu Hirata <kazu@hxi.com>
10643 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
10644 a half of an SImode register on H8/300.
10646 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
10648 * i386.md (movdi_2): Add missing '!'.
10650 2002-02-09 Kazu Hirata <kazu@hxi.com>
10652 * config/h8300/h8300.h: Fix formatting. Remove commented-out
10655 2002-02-09 Kazu Hirata <kazu@hxi.com>
10657 * config/h8300/h8300.md (length): Correct the distance valid
10658 for the short branch.
10660 2002-02-09 Kazu Hirata <kazu@hxi.com>
10662 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
10664 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10666 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
10667 registers in SImode.
10668 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
10671 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
10674 Contribute sh64-elf.
10675 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10676 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
10677 (sh_cannot_modify_jumps_p): New function.
10678 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
10679 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
10680 (sh_ms_bitfield_layout_p): New function.
10681 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
10682 Zack Weinberg <zack@codesourcery.com>
10683 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
10684 expand_simple_binop instead of expand_binop.
10685 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
10686 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
10687 use of .quad and .uaquad.
10688 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
10689 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
10690 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10691 * config/sh/sh.md (movdi_const, movdi_const_32bit,
10692 movdi_const_16bit): Make sure all CONSTs have modes.
10693 (sym2PIC): Ditto, but by adjusting all callers.
10694 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
10695 if the prologue calls the SHmedia argument decoder or register
10697 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10698 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
10699 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
10700 (sh_expand_epilogue): Don't emit USE of return target register.
10701 (prepare_move_operands): Legitimize DImode PIC addresses.
10702 (sh_media_register_for_return): Skip tr0, used to initialize the
10704 (sh_expand_prologue): Remove explicit USE of return register.
10705 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
10706 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
10707 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
10708 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
10709 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
10710 EXTRA_CONSTRAINT_T.
10711 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
10712 (MOVI_SHORI_BASE_OPERAND_P): New.
10713 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
10714 (EXTRA_CONSTRAINT_T): Define in terms of them.
10715 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
10716 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
10717 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
10718 alternatives supporting TARGET_REGS.
10719 (UNSPEC_GOTPLT): New constant.
10720 (movdi split): Move incrementing of LABEL_NUSES...
10721 (movdi_const, movdi_const_32bit): Here. Use
10722 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
10723 (movdi_const_16bit): New.
10724 (call, call_value) [flag_pic]: Use GOTPLT.
10725 (call_pop, call_value_pop): New expands.
10726 (call_pop_compact, call_pop_rettramp): New insns.
10727 (call_value_pop_compact, call_value_pop_rettramp): New insns.
10728 (sibcall) [flag_pic]: Use GOT.
10729 (builtint_setjmp_receiver): Remove bogus, unused expand.
10730 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
10731 (*pt, *ptb, ptrel): New insns.
10732 (sym2GOT): Handle DImode GOT.
10733 (sym2GOTPLT, symGOTPLT2reg): New expands.
10734 (sym2PIC): New expand.
10735 (shcompact_return_tramp): Use GOTPLT to return trampoline.
10736 (shcompact_return_tramp_i): Use return register explicitly.
10737 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
10738 disable flag_reorder_blocks.
10739 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10740 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
10741 clobbers, for clarity.
10742 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
10743 restoring of r0 in macl as MAYBE_DEAD.
10744 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
10745 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
10746 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
10747 alter_subreg all over.
10748 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
10749 reload, instead of emitting instructions that would require
10751 (casesi_load_media): Add missing modes.
10752 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
10753 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
10754 as used if the argument decoder is called.
10755 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10756 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
10757 Pmode, then extend it to DImode if necessary.
10758 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10759 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
10760 constants in FPU-enabled SHmedia, let them be loaded from memory.
10761 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10762 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
10763 Adjust whitespace in assembly output templates.
10764 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10765 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
10766 mode of if_then_else.
10767 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
10768 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
10770 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
10771 Joern Rennecke <amylaar@redhat.com>
10772 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
10773 (SUBTARGET_CPP_PTR_SPEC): New.
10774 (SUBTARGET_CPP_SPEC): Remove.
10775 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10776 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10777 Fix typo in previous checkin.
10778 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
10779 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
10780 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
10781 Alexandre Oliva <aoliva@redhat.com>
10782 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
10783 what single FP register can hold for SHmedia target.
10784 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10785 Alexandre Oliva <aoliva@redhat.com>
10786 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10787 Do not split into SUBREG.
10788 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
10789 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
10790 and added new functions as specified in SH5 ABI r9.
10791 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
10792 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
10794 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
10795 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
10796 gen_consttable_4 and gen_consttable_8. Emit multiple labels
10797 and consttable_window_ends.
10798 2001-06-03 Graham Stott <grahams@redhat,com>
10799 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
10800 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
10801 * config/sh/sh.c (print_operand): Handle floating-point pair,
10802 vector and matrix registers.
10803 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
10804 vector modes into account.
10805 * config/sh/sh.md (movv2sf): Split move between registers into
10807 (movv4sf, movv16sf): Introduce insns that get split only after
10809 * config/sh/shmedia.h: Fix Copyright dates.
10810 * config/sh/ushmedia.h: Likewise. Move loop counter
10811 declarations into conditionals that uses them.
10812 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
10814 * config/sh/sshmedia.h: Fix Copyright dates.
10815 (sh_media_PUTCFG): Fix constraints.
10816 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
10817 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
10818 ptrmemfunc_vbit_in_delta for SH5.
10819 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
10820 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
10821 * invoke.texi: Likewise.
10822 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
10823 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
10824 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
10825 GCC_pop_shmedia_regs_nofpu): New global symbols.
10826 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
10827 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
10828 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
10829 compact function with nonlocal labels.
10830 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
10831 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
10832 (initial_elimination_offset): Account for their stack space.
10833 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
10834 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
10835 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
10836 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
10837 least one of the operands to be a register.
10838 (movv2sf): Likewise. Renamed to movv2sf_i.
10839 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
10840 prepare_move_operands() before emitting SHmedia insns.
10841 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
10842 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
10843 Don't save nor initialize r12. Don't mis-align the stack.
10844 Pad the code with a nop.
10845 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
10847 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
10848 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
10849 [__SHMEDIA__]: Implement.
10850 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
10851 * config/sh/sh.md: Set latency of `pt' closer to reality.
10852 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
10853 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
10854 Set move, load and store type attributes.
10855 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
10856 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
10858 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
10859 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
10860 * config/sh/sh.c (sh_media_register_for_return): New function.
10861 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
10862 branch-target register.
10863 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
10864 * config/sh/sh.md (return_media_i): Use any call-clobbered
10865 branch-target register.
10866 (return_media): If r18 wasn't copied in the prologue, copy it
10868 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
10869 Clear class FP0_REGS.
10870 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
10872 2001-03-08 DJ Delorie <dj@redhat.com>
10873 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
10874 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10875 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
10876 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10877 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
10878 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
10879 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
10880 return value correctly for call_cookie.
10881 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10882 * config/sh/crt1.asm (start): Modified so as to call
10883 ___setup_argv_and_call_main.
10884 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
10885 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
10887 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
10888 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
10889 (STRIP_NAME_ENCODING): Use it.
10890 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
10891 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10892 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
10893 prepare_scc_operands().
10894 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
10895 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
10896 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
10897 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
10898 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10899 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
10900 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
10901 used in shcompact_incoming_args.
10902 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
10904 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
10906 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
10907 Adjust accordingly.
10908 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10909 Simplify. Adjust. Add sanity check.
10910 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
10912 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
10914 (udivsi3, divsi3): Use them.
10915 (force_mode_for_call): New insn.
10916 (call, call_value, sibcall_value): Emit it before SHcompact
10918 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10919 * config/sh/sh.md (call, call_value, sibcall): Make sure the
10920 call cookie is non-NULL before taking its value.
10921 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
10922 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
10923 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10924 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
10926 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
10927 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
10928 temporary for stack adjusts. Use MACL and MACH to pass
10929 arguments to shcompact_incoming_args.
10930 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
10932 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
10933 (nested_trampoline): Load static chain address into r1.
10934 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
10935 2001-01-07 Alexandre Oliva <aoliva@redhat.com
10936 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
10937 fp_arith_reg_operand().
10938 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
10939 * config/sh/sh.md (casesi): Sign-extend the first two operands,
10940 and use signed compares for them.
10941 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
10942 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
10943 ones properly aligned.
10944 (find_barrier): Account for extra alignment needed for 8-byte wide
10946 (machine_dependent_reorg): Require a label for the second 4-byte
10947 constant after an 8-byte one.
10948 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
10950 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10951 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
10952 last_float when switching float modes.
10953 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
10954 auto-increment for general-purpose registers.
10955 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
10957 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
10959 * config/sh/sh.c (sh_builtin_saveregs): Support using all
10960 registers for varargs.
10961 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10962 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
10963 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
10964 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
10965 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
10966 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
10967 call_cookie accordingly.
10968 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
10969 (SHCOMPACT_BYREF): Likewise.
10970 (SHCOMPACT_FORCE_ON_STACK): New macro.
10971 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
10972 (sh_builtin_saveregs): Likewise.
10973 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10974 shcompact_incoming_args): Use new shift values. Support
10975 sequences of consecutive and non-consecutive pushes/pops.
10976 * config/sh/sh.md (return): Don't explicitly use PR_REG.
10977 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
10978 * config/sh/sh.h (TEXT_SECTION): Define.
10979 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
10980 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10981 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
10982 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
10983 return values on FPU-enabled SHmedia.
10984 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
10985 FPU-enabled SHmedia.
10986 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
10987 value is returned in a non-FP reg and is not returned by
10989 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
10991 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
10992 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
10993 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
10994 quad-aligned to be passed by callee-copy reference.
10995 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10996 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
10997 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
10998 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
10999 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
11000 copying low-numbered FP regs to r7 and r8.
11001 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
11002 FP regs to general-purpose regs only if the copy was passed on the
11004 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
11005 copying FP reg to r9.
11006 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
11007 copy FP regs to general-purpose regs only in outgoing calls.
11008 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
11009 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
11011 * config/sh/sh.h (struct sh_args): Document all fields.
11012 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
11013 passed partially on the stack should not consider making
11015 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
11016 stack_regs only for incoming calls. When passing FP args,
11017 make sure there are FP regs available before modifying
11019 (SHCOMPACT_BYREF): Pass double args in general-purpose
11020 registers by reference.
11021 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
11022 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
11023 attempt to generate sibcalls if the caller got any arguments
11025 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
11026 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
11027 to 8-byte boundaries.
11028 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
11029 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
11030 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
11031 stored in the stack.
11032 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
11033 for the offsets to have the ISA bit set.
11034 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
11035 invocation. Use beq instead of bgt to mark end of sequence of
11037 (shcompact_incoming_args): Fix store of r2. Use beq instead of
11038 bgt to mark end of sequence of stores.
11039 * config/sh/sh.c (arith_operand): Don't check whether
11040 CONST_OK_FOR_J for now.
11041 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
11042 instead of long for conversion.
11043 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
11044 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
11045 before passing it to fprintf.
11046 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
11047 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
11048 Call set_fpscr before reading/writing SR.
11049 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
11051 * config/sh/lib1funcs.asm: Add `.align 2' directives before
11053 (FMOVD_WORKS): Define on SH5 with FPU.
11054 (set_fpscr): Define on SH5. Remove separate _fpscr_values
11056 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
11058 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
11059 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
11061 (ia_main_table): Ditto.
11062 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
11063 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
11064 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
11065 the definitions from sh.h.
11066 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
11068 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
11069 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
11070 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
11071 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
11072 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
11073 Increment LABEL_NUSES.
11075 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
11077 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
11079 * config/sh/elf.h (SIZE_TYPE): Likewise.
11080 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
11081 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
11082 shcompact_incoming_args): Load switch table addresses using
11084 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
11085 (NO_BUILTIN_SIZE_TYPE): Define.
11086 (SIZE_TYPE): Don't define.
11087 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
11088 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
11089 definition of __SH5__=32 for -m5-compact-nofpu.
11090 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
11092 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
11093 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
11094 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
11095 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
11096 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
11097 (INSN_LENGTH_ALIGNMENT): Likewise.
11098 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11099 * config/sh/sh.md (call, call_value, sibcall): Simplify
11100 copying of non-branch-target register.
11101 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11102 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
11103 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
11104 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11105 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
11106 floating-point values as structs.
11107 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
11108 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
11109 general-purpose register.
11110 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
11111 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
11112 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
11113 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
11114 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
11115 (ENCODE_SECTION_INFO): Enclose variables and constants in
11117 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
11118 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
11119 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
11120 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
11121 only for LABEL_REFs. For SYMBOL_REFs, prepend
11122 SH_DATALABEL_ENCODING to the symbol name.
11123 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
11125 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
11126 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
11128 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
11129 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
11130 (DATALABEL_REF_P): Don't require CONST.
11131 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
11133 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
11134 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
11136 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
11137 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
11138 Use shallow_copy_rtx and PUT_MODE to change the mode of
11139 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
11140 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
11141 on SHmedia using GENERAL_REGs.
11142 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
11143 bltu_media_i): Fix reversion of conditions.
11144 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
11145 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
11146 * config/sh/sh.c (output_far_jump): Save r13 in macl.
11147 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
11148 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
11149 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
11150 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
11151 (GCC_nested_trampoline): Likewise.
11152 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
11153 * config/sh/sh.c (gen_datalabel_ref): Define.
11154 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
11155 (INITIALIZE_TRAMPOLINE): Likewise.
11156 (TRAMPOLINE_ADJUST_ADDRESS): Define.
11157 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
11158 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
11159 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
11160 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
11161 (ic_invalidate): Adjust for SH5.
11162 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
11163 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
11164 _nested_trampoline.
11165 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
11166 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
11167 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
11168 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
11169 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
11170 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
11171 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
11172 * config/sh/sh.c (target_reg_operand): Match only target-branch
11173 registers and pseudos that aren't virtual registers.
11174 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
11175 Copy operands that don't match target_reg_operand to pseudos.
11176 (call_media, call_value_media, sibcall_media): Use
11177 target_reg_operand instead of target_operand.
11178 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
11179 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
11180 * config/sh/sh.c (target_reg_operand): Match hardware registers
11181 other than branch-target registers.
11182 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
11183 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
11184 (fpscr_values) [SH5 == 32]: Define.
11185 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
11186 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
11187 Handle function addresses coming in SUBREGs.
11188 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
11189 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
11190 shcompact_return_trampoline): Use datalabel where appropriate.
11191 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
11192 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
11193 general-purpose register to copy one branch-target register to
11195 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
11196 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
11197 SYMBOL_REFs with VOIDmode.
11198 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
11199 bltu_media_i): New insns.
11200 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
11201 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
11202 (INIT_CUMULATIVE_ARGS): Likewise.
11203 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
11204 * machmode.def (V16SFmode): New mode.
11205 * c-common.c (type_for_mode): Support V2SF and V16SF.
11206 * tree.c (build_common_tree_nodes_2): Likewise.
11207 * tree.h (tree_index): Likewise.
11208 * calls.c (emit_call_1): Take args_so_far. Adjust all
11209 callers. Introduce CALL_POPS_ARGS.
11210 * tm.texi (CALL_POPS_ARGS): Document.
11211 * config/sh/crt1.asm: Implement in SHmedia mode.
11212 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
11213 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
11214 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
11215 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
11216 Implement divsi and udivsi in SHmedia mode. Introduce
11217 SHcompact trampolines.
11218 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
11220 (regno_reg_class): Rewrite.
11221 (fp_reg_names): Remove.
11222 (sh_register_names, sh_additional_register_names): New.
11223 (print_operand): Added `u'. Support SUBREGs in addresses.
11224 Add parentheses around shifted CONSTs.
11225 (output_file_start): Output .mode and .abi directives.
11226 (shiftcosts, addsubcosts, multcosts): Adjust.
11227 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
11228 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
11229 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
11230 bytes, not registers. Take into account the need for the
11231 SHcompact incoming args trampoline. Adjust all callers.
11232 (sh_expand_prologue): Take stack_regs into account. Call
11233 incoming args trampoline. Keep stack aligned as per SH5 ABI.
11234 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
11235 stack aligned as per SH5 ABI.
11236 (sh_builtin_saveregs): Support SH5 ABI.
11237 (sh_build_va_list, sh_va_start): Likewise.
11238 (initial_elimination_offset): Take alignment into account.
11239 Compute location of PR according to the SH5 stack frame.
11240 (arith_reg_operand): Reject branch-target registers.
11241 (shmedia_6bit_operand): New.
11242 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
11243 (target_reg_operand): Match DImode only. Accept SUBREGs.
11244 (target_operand): New.
11245 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
11246 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
11247 SIBCALL_REGS for SHmedia.
11248 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
11249 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
11250 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
11251 (TARGET_SWITCHES): New SH5 flags.
11252 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
11253 VALID_REGISTER_P to disable unsupported registers.
11254 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
11255 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
11256 (FUNCTION_ARG_PADDING): Define.
11257 (FASTEST_ALIGNMENT): Adjust.
11258 (SH_REGISTER_NAMES_INITIALIZER): New.
11259 (sh_register_names): Declare.
11260 (DEBUG_REGISTER_NAMES): Define.
11261 (REGISTER_NAMES): Define based on sh_register_names.
11262 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
11263 (sh_additional_register_names): Declare.
11264 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
11265 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
11266 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
11267 (REGISTER_NATURAL_MODE): Define.
11268 (FIRST_PSEUDO_REGISTER): Adjust.
11269 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
11270 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
11271 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
11272 (VECTOR_MODE_SUPPORTED_P): Define.
11273 (REG_CLASS_CONTENTS): Adjust.
11274 (SMALL_REGISTER_CLASSES): Adjust.
11275 (REG_ALLOC_ORDER): Adjust.
11276 (INDEX_REG_CLASS): Adjust.
11277 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
11278 (CONST_OK_FOR_LETTER_P): Adjust.
11279 (PREFERRED_RELOAD_CLASS): Adjust.
11280 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
11281 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
11282 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
11283 (FIRST_FP_PARM_REG): Adjust.
11284 (CALL_POPS_ARGS): Define.
11285 (FUNCTION_ARG_REGNO_P): Adjust.
11286 (struct sh_args): New fields.
11287 (GET_SH_ARG_CLASS): Adjust.
11288 (INIT_CUMULATIVE_ARGS): Adjust.
11289 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
11290 (FUNCTION_ARG_ADVANCE): Adjust.
11291 (FUNCTION_ARG): Adjust.
11292 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
11293 (FUNCTION_ARG_CALLEE_COPIES): Define.
11294 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
11295 (STRICT_ARGUMENT_NAMING): Define.
11296 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
11297 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
11298 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
11299 (SETUP_INCOMING_VARARGS): Adjust.
11300 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
11301 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
11302 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
11303 (SUBREG_OK_FOR_INDEX_P): Adjust.
11304 (EXTRA_CONSTRAINT_S): Update.
11305 (EXTRA_CONSTRAINT_T): New.
11306 (EXTRA_CONSTRAINT): Adjust.
11307 (GO_IF_LEGITIMATE_INDEX): Adjust.
11308 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
11309 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
11310 (MOVE_MAX): Adjust.
11311 (MAX_MOVE_MAX): Define.
11313 (CONST_COSTS): Adjust.
11314 (REGISTER_MOVE_COST): Adjust.
11315 (BRANCH_COST): Adjust.
11316 (TEXT_SECTION_ASM_OP): Adjust.
11317 (DBX_REGISTER_NUMBER): Adjust.
11318 (ASM_OUTPUT_DOUBLE_INT): New.
11319 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
11320 (PREDICATE_CODES): Adjust.
11321 (PROMOTE_MODE): Adjust.
11322 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
11323 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
11324 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
11325 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
11326 (DR0_REG, DR2_REG, DR4_REG): Renumber.
11327 (TR0_REG, TR1_REG, TR2_REG): New.
11328 (XD0_REG): Renumber.
11329 (UNSPEC_COMPACT_ARGS): New.
11330 (type): Added pt and ptabs.
11331 (length): Default to 4 on SHmedia. Default pt length to 12
11332 and 20 on SHmedia32 and SHmedia64, respectively.
11333 (pt): New function unit.
11334 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
11335 Add whitespace between operands of SHmedia instructions.
11337 (adddi3_media, addsi3_media): Adjust constraints.
11338 (subsi3) [SHmedia]: Force operand 1 into a register.
11339 (udivsi3_i1_media, udivsi3_i4_media): New.
11340 (udivsi3): Support SHmedia.
11341 (divsi3_i1_media, divsi3_i4_media): New.
11342 (divsi3): Support SHmedia.
11343 (anddi3, iordi3, xordi3): Adjust constraints.
11344 (zero_extendhidi2, zero_extendqidi2): New.
11345 (extendsidi2, extendhidi2, extendqidi2): New.
11346 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
11347 (pop_e, pop_fpul, pop_4): Likewise.
11348 (movsi_media): Support FP and BT registers.
11349 (movsi_media_nofpu): New. Adjust splits to DImode.
11350 (lduw, ldub): Renamed to zero_extend* above.
11351 (movqi_media): Fix typo.
11352 (movdi_media): Support FP and BT registers.
11353 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
11354 (movdi_const_32bit): New.
11355 (shori_media): Require immediate operand. Use `u' for output.
11356 (movdf_media, movsf_media): Simplified.
11357 (movdf_media_nofpu, movsf_media_nofpu): New.
11358 (movdf, movsf): Adjust
11359 (movv2sf, movv2sf, movv16sf): New.
11360 (beq_media, beq_media_i): Adjust constraints. Don't use
11361 scratch BT register.
11362 (bne_media, bne_media_i): Likewise.
11363 (bgt_media, bgt_media_i): Likewise.
11364 (bge_media, bge_media_i): Likewise.
11365 (bgtu_media, bgtu_media_i): Likewise.
11366 (bgeu_media, bgeu_media_i): Likewise.
11367 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
11368 bunordered): Emit jump insn. Force operands to registers when
11370 (jump_media, jump): Simplify.
11371 (call_compact, call_compact_rettramp): New.
11372 (call_value_compact, call_value_compact_rettramp): New.
11373 (call_media, call_value_media): Simplify.
11374 (sibcall_compact, sibcall_media): New.
11375 (call, call_value): Adjust for SHmedia and SHcompact.
11376 (sibcall, sibcall_value, untyped_call): Likewise.
11377 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
11378 (indirect_jump): Adjust for SHmedia.
11379 (casesi_jump_media): New.
11380 (nop): Re-enable for SHmedia.
11381 (call_site): Restrict to SH1.
11382 (casesi): Adjust for SHmedia.
11383 (casesi_shift_media, casesi_load_media): New.
11384 (return): Explicitly use PR register. Call return trampoline
11386 (return_i): Explicitly use PR register.
11387 (shcompact_return_tramp, shcompact_return_tramp_i): New.
11388 (return_media): Adjust.
11389 (shcompact_incoming_args): New.
11390 (epilogue): Adjust.
11391 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11392 (movstrsi): Disable on SH5.
11393 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
11394 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
11395 (subsf3, subsf3_media): Likewise.
11396 (mulsf3, mulsf3_media, mac_media): Likewise.
11397 (divsf3, divsf3_media): Likewise.
11398 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
11399 (floatsisf2, fux_truncsfsi2): Likewise.
11400 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
11402 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
11403 (cmpunsf_media, cmpsf): Likewise.
11404 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
11405 (abssf2, abssf2_media): Likewise.
11406 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
11407 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
11408 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
11409 (floatsidf2, fix_truncdfsi2): Likewise.
11410 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
11412 (cmpeqdf_media, cmpgtdf_media): Likewise.
11413 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
11414 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
11415 (absdf2, absdf2_media): Likewise.
11416 (extendsfdf2, extendsfdf2_media): Likewise.
11417 (truncsfdf2, truncsfdf2_media): Likewise.
11418 * config/sh/sh64.h: New file.
11419 * config/sh/t-sh64: New file.
11420 * config/sh/shmedia.h: New file.
11421 * config/sh/ushmedia.h: New file.
11422 * config/sh/sshmedia.h: New file.
11423 * configure.in: Added sh64-*-elf.
11424 * configure: Rebuilt.
11425 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
11426 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
11427 (reg_class_from_letter): Use `b' for TARGET_REGS.
11428 (print_operand): Support `%M', `%m', `AND' and
11429 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
11430 (andcosts): Adjust for SHmedia.
11431 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
11433 (target_reg_operand): New function.
11434 * config/sh/sh-protos.h (target_reg_operand): Declare.
11435 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
11436 FP registers on SH5.
11437 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
11439 (TARGET_REGISTER_P): New macro.
11440 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
11441 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
11442 (EXTRA_CONSTRAINT_S): New macro.
11443 (EXTRA_CONSTRAINT): Adjust.
11444 (FLOAT_TYPE_SIZE): Define to 32.
11445 (Pmode): DImode on SHmedia.
11446 (CONST_COSTS): Adjust for SHmedia literals.
11447 (PREDICATE_CODES): Added target_reg_operand.
11448 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
11449 * config/sh/sh.md: Remove all attrs from SHmedia insns.
11450 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
11451 (cmpdi): Accept SHmedia.
11452 (movdicc_false, movdicc_true): New insns.
11453 (movdicc): New expand.
11454 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
11456 (addsi3_media): Match `S' constraint.
11457 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
11458 (negdi2): Expand for SHmedia.
11459 (one_cmpldi2): New expand.
11460 (zero_extendsidi2): Change from expand to insn.
11461 (extendsidi2): Add constraints.
11462 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
11463 LD/ST address. Fix SI immediate loading split.
11464 (movhi_media, movqi_media, lduw, ldub): New insns.
11465 (movhi, movqi): Accept SHmedia.
11466 (shori_media, movdi_media): Relax input constraints. Split
11467 symbolic constants.
11468 (movdf_media, movsf_media): New insn. New split to movdi.
11469 (movdf, movsf): Match on SHmedia.
11470 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
11471 bgeu_media): New insns and splits. New insns with `_i' suffix.
11472 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
11473 (bunordered): New expand.
11474 (jump_compact): Renamed from `jump'.
11475 (jump_media): New insn.
11476 (jump): New expand.
11477 (call_media, call_value_media): New insns.
11478 (call, call_value): Adjust.
11479 (indirect_jump_compact): Renamed from `indirect_jump'.
11480 (indirect_jump_media): New insn.
11481 (indirect_jump): New expand.
11482 (untyped_call, return): Accept SHmedia.
11483 (return_media): New insn.
11484 (prologue, epilogue, blockage): Accept SHmedia.
11485 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11486 (sunordered): New expand.
11487 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
11488 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
11489 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
11490 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
11491 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
11492 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
11493 abssf2_media): New insns.
11494 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
11495 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
11496 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
11497 floatdidf2, floatsidf2_media, fix_truncdfdi2,
11498 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
11499 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
11500 absdf2_media): New insns.
11501 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
11502 (extendsfdf2_media, truncdfsf2_media): New insns.
11503 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
11504 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
11505 * config/sh/sh.h (CONST_OK_FOR_J): Document.
11506 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
11507 * config/sh/sh.md (adddi3): New expand.
11508 (adddi3_media, adddi3z_media): New insns.
11509 (adddi3_compact): Renamed from adddi3.
11510 (addsi3_media): Use add.l r63 to add constant zero.
11511 (subdi3): New expand.
11512 (subdi3_media): New insn.
11513 (subdi3_compact): Renamed from subdi3.
11514 (mulsidi3): New expand.
11515 (mulsidi3_media): New insn.
11516 (mulsidi3_compact): Renamed from mulsidi3.
11517 (umulsidi3): New expand.
11518 (umulsidi3_media): New insn.
11519 (umulsidi3_compact): Renamed from umulsidi3.
11520 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
11521 (ashlsi3, ashrsi3, lshrsi3): Use them.
11522 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
11523 (ashldi3, ashrdi3, lshrdi3): Use them.
11524 (zero_extendsidi2): New expand.
11525 (extendsidi2): New insn.
11526 (movsi_media): New insn. Split to movdi to load constants.
11527 (movsi): Enable for shmedia.
11528 (movdi_media): New insn. Use shori_media to load wide constants.
11529 (short_media): New insn.
11530 (movdi): Enable for shmedia.
11531 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
11532 * config/sh/sh.h (CPP_SPEC): Added `m5'.
11533 (SUBTARGET_CPP_SPEC): Added `!m5'.
11534 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
11535 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
11536 to all other SH variants.
11537 (TARGET_DEFAULT): Set to SH1_BIT.
11538 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
11539 (BITS_PER_WORD): Raise to 64 on shmedia.
11540 (MAX_BITS_PER_WORD): Change to 64.
11541 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
11542 (INT_TYPE_SIZE): Keep as 32.
11543 (UNITS_PER_WORD): Raise to 8 on shmedia.
11544 (MIN_UNITS_PER_WORD): Keep as 4.
11545 (POINTER_SIZE): Raise to 64 on shmedia.
11546 (CONST_OK_FOR_J): New macro.
11547 (CONST_OK_FOR_LETTER_P): Use it.
11548 (processor_type): Add PROCESSOR_SH5.
11549 * config/sh/sh.md: Conditionalize all expands, insns and
11550 splits to TARGET_SH1.
11552 (addsi3_compact): Renamed from...
11553 (addsi3): Now an expand.
11554 (addsi3_media, subsi3_media): New insns.
11555 (subsi3): Don't negate constants with SHmedia.
11557 * hooks.c: New file.
11558 * hooks.h: New file.
11559 * Makefile.in (HOOKS_H): New.
11560 (TARGET_DEF_H): Added $(HOOKS_H).
11561 (OBJS): Added hooks.o.
11562 (cfgcleanup.o, bb-reorder.o): Added target.h.
11563 (hooks.o): Added dependencies.
11564 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
11565 (TARGET_INITIALIZER): this.
11566 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
11567 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
11568 * bb-reorder.c: Include target.h.
11569 (reorder_basic_blocks): Skip if cannot modify jumps.
11570 * cfgcleanup.c: Include target.h.
11571 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
11573 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11575 * config/mips/mips.md (casesi_internal, casesi_internal_di):
11576 Protect jump delay slot instructions with .set noreorder and
11579 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11581 * config/mips/mips.md (casesi_internal_di): Calculate
11582 the index into the target offset table correctly.
11584 2002-02-08 Richard Henderson <rth@redhat.com>
11586 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
11587 * final.c (output_addr_const): Accept and discard SUBREG.
11588 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
11589 mark them unknown instead.
11590 (simplify_subtraction): Handle RTX_UNKNOWN.
11591 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
11593 2002-02-08 David Edelsohn <edelsohn@gnu.org>
11595 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
11597 2002-02-08 Richard Henderson <rth@redhat.com>
11599 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
11601 2002-02-08 Andreas Jaeger <aj@suse.de>
11603 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
11604 * config/i386/t-linux64: New file.
11606 2002-02-08 Jakub Jelinek <jakub@redhat.com>
11608 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
11609 * c-parse.in (compstmt): Clear last_expr_type.
11611 2002-02-07 Richard Henderson <rth@redhat.com>
11613 * loop.c (strength_reduce): Sink final_value when not
11616 2002-02-07 David O'Brien <obrien@FreeBSD.org>
11618 * config/sparc/freebsd.h: Fix mismatched spec {.
11620 2002-02-07 Richard Henderson <rth@redhat.com>
11622 * cfgrtl.c: Include recog.h and insn-config.h.
11623 (keep_with_call_p): Fix general_operand invocation.
11624 * Makefile.in (cfgrtl.o): Update dependencies.
11626 2002-02-07 Kazu Hirata <kazu@hxi.com>
11628 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
11629 comment. Accept HImode only if TARGET_H8300.
11631 2002-02-07 Eric Christopher <echristo@redhat.com>
11633 * config/mips/crtn.asm: Cleanup #ifdefs.
11635 2002-02-07 Eric Christopher <echristo@redhat.com>
11637 * config/mips/crti.asm: Add changes for mips16. mips16 uses
11638 register 7 as RA instead of $31.
11639 * config/mips/crtn.asm: Ditto.
11640 * config/mips/mips.c (mips_move_2words): Add case for
11641 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
11642 (compute_frame_size): Fix typo.
11643 (save_restore_insns): Ditto. Make documentation about using
11644 register $7 as return register more precise.
11645 (mips_expand_epilogue): Fix comment. Add code to work around not
11646 being able to add to the stack pointer directly.
11647 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
11648 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
11651 2002-02-07 Tom Rix <trix@redhat.com>
11653 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
11654 immediates in ldu and stdu DS opcode field.
11655 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
11656 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
11657 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
11659 2002-02-07 Jeff Sturm <jsturm@one-point.com>
11661 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
11662 offset for stack bias.
11664 2002-02-07 H.J. Lu <hjl@gnu.org>
11666 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
11668 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
11670 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
11672 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
11674 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
11675 * i386.c (x86_order_regs_for_local_alloc): New global function.
11676 * i386.h (REG_ALLOC_ORDER): CLeanup.
11677 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
11679 2002-02-07 Richard Henderson <rth@redhat.com>
11681 PR optimization/2463
11682 * alias.c (find_base_value): Recall base values for fixed hard regs.
11683 * loop.c (loop_regs_update): Don't use single_set on non-insns.
11685 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
11687 * config/mips/mips.md (define_delay) [mips16]: Adjust required
11690 2002-02-06 Richard Henderson <rth@redhat.com>
11693 * stmt.c (resolve_operand_name_1): Take more care with mixed
11694 named and unnamed operands.
11696 2002-02-06 Janis Johnson <janis187@us.ibm.com>
11697 Jan Hubicka <jh@suse.cz>
11699 * loop.c (remove_constant_addition): Avoid clobbering a shared
11702 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11704 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
11705 * config/s390/t-linux64: New file.
11706 * config/s390/libgcc-glibc.ver: New file.
11708 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11710 * config/s390/linux64.h: Delete file.
11711 * config/s390/s390x.h: New file.
11712 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
11713 as target header file.
11714 * config/s390/linux.h (TARGET_VERSION): Define depending on
11715 DEFAULT_TARGET_64BIT.
11716 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
11717 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
11718 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
11719 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
11720 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
11721 (EXTRA_SPEC): New define.
11722 * config/s390/s390.h (TARGET_VERSION): Define depending on
11723 DEFAULT_TARGET_64BIT.
11724 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
11726 2002-02-06 Jason Merrill <jason@redhat.com>
11728 * c-decl.c (finish_function): Warn about a non-void function with
11729 no return statement and no abnormal exit.
11730 (current_function_returns_abnormally): New variable.
11731 (start_function): Clear it.
11732 (struct c_language_function): Add returns_abnormally.
11733 (push_c_function_context): Save it.
11734 (pop_c_function_context): Restore it.
11735 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
11736 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
11737 an explicit return type.
11738 * c-tree.h: Declare current_function_returns_abnormally.
11739 (C_FUNCTION_IMPLICIT_INT): New macro.
11740 * c-typeck.c (build_function_call): Set it.
11741 (c_expand_return): Set current_function_returns_value even if the
11742 value is erroneous.
11744 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11747 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
11748 unsafe for reevaluation.
11750 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11753 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
11754 EXPR_STMT, but COMPOUND_STMT, recurse into it.
11756 2002-02-06 Richard Henderson <rth@redhat.com>
11758 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
11759 be a general_operand. Dest for function value must be a pseudo.
11761 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
11763 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
11764 as SYMBOL_REFs from the constant pool.
11766 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
11768 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
11769 passed by invisible reference.
11771 2002-02-05 Richard Henderson <rth@redhat.com>
11773 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
11775 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
11777 Implement using "base addresses" in insn operands as default.
11778 * config/mmix/mmix.c (mmix_conditional_register_usage): if
11779 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
11780 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
11781 used to read the rtx value.
11782 (mmix_target_asm_function_epilogue): Fix spacing.
11783 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
11784 (mmix_legitimate_address): Ditto.
11785 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
11786 should be loaded with a GETA insn. Don't allocate needless extra
11787 char for nul termination and fix misleading comment.
11788 (mmix_print_operand_address): Handle constants if
11789 TARGET_BASE_ADDRESSES.
11790 (mmix_output_register_setting): Use base addressing if
11791 TARGET_BASE_ADDRESSES and the number of insns is 3.
11792 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
11793 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
11794 to use R as constraint, add LDA to match s.
11795 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
11796 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
11797 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
11798 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
11799 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
11800 order with other fixed registers.
11801 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
11802 other parameter/call-clobbered registers.
11803 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
11804 -mbase-addresses, -mno-base-addresses.
11805 (MMIX Options): Ditto.
11807 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11809 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
11811 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
11813 * config/rs6000/altivec.h: Change elem to _S_elem.
11815 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11817 * config/netbsd.h (WCHAR_TYPE): Define.
11818 (WCHAR_TYPE_SIZE): Ditto.
11819 (WINT_TYPE): Ditto.
11820 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
11821 (WCHAR_UNSIGNED): Ditto.
11822 (WCHAR_TYPE_SIZE): Ditto.
11823 (WINT_TYPE): Ditto.
11824 * config/arm/netbsd.h: Likewise.
11825 * config/i386/netbsd-elf.h: Likewise.
11826 * config/i386/netbsd.h: Likewise.
11827 * config/m68k/netbsd-elf.h: Likewise.
11828 * config/m68k/netbsd.h: Likewise.
11829 * config/ns32k/netbsd.h: Likewise.
11830 * config/sparc/netbsd.h: Likewise.
11831 * config/vax/netbsd.: Likewise.
11833 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
11835 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
11836 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
11837 (TARGET_INITIALIZER): this.
11838 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
11839 (BITFIELD_NBYTES_LIMITED): Markup fix.
11840 * tree.h (default_ms_bitfield_layout_p): Declare.
11841 (record_layout_info): Added prev_field.
11842 * tree.c (default_ms_bitfield_layout_p): New fn.
11843 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
11844 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
11845 * stor-layout.c: Include target.h.
11846 (start_record_layout): Initialize prev_field.
11847 (place_field): Handle MS bit-field layout, and disregard
11848 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
11849 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
11850 * Makefile.in (stor-layout.o): Adjust dependencies.
11852 2002-02-05 Jason Merrill <jason@redhat.com>
11854 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
11856 2002-02-05 Andreas Jaeger <aj@suse.de>
11858 * crtstuff.c: Fix comments.
11860 2002-02-05 Richard Henderson <rth@redhat.com>
11863 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
11864 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
11867 * config/mips/mips.c (function_arg): Handle TImode.
11868 (function_arg_advance): Likewise.
11870 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11872 * config/rs6000/altivec.h (vec_step_help): Rename to
11875 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11877 * config/rs6000/altivec.h: Fix typos.
11879 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11881 * config/arm/netbsd.h: Correct a comment.
11883 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11885 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
11886 building void typed builtins.
11888 * config/rs6000/altivec.h (vec_ld*): Fix typos.
11889 (vec_step): Implement for C++.
11891 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11893 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
11895 2002-02-04 Richard Henderson <rth@redhat.com>
11897 * combine.c (nonzero_bits): Re-introduce special case for
11898 sp/fp/ap wrt REGNO_POINTER_ALIGN.
11900 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11902 * doc/extend.texi: Warn about unsupported usage of altivec
11905 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
11906 (altivec_predicate_*): New.
11908 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
11909 Add C++ version of vec_*() functions.
11911 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
11912 (bdesc_2arg): Remove altivec predicates.
11913 (altivec_expand_builtin): Handle predicates.
11914 (altivec_init_builtins): Handle predicates.
11915 (altivec_expand_predicate_builtin): New.
11917 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11919 * pa.c (DO_FRAME_NOTES): Move forward.
11920 (store_reg): Revise handling of frame notes.
11921 (load_reg): Likewise.
11922 (set_reg_plus_d): Likewise.
11923 (hppa_expand_prologue): Likewise.
11924 (hppa_expand_epilogue): Likewise.
11926 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11928 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
11930 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11932 PR c/4475, c++/3780:
11933 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
11934 * c-common.h (SWITCH_TYPE): Define.
11935 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
11936 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
11937 Rename spareness variable to sparseness.
11938 (expand_end_case_type): Renamed from expand_end_case, use orig_type
11939 if non-NULL instead of TREE_TYPE (orig_index).
11940 * tree.h (expand_end_case_type): Renamed from expand_end_case.
11941 (expand_end_case): Define using expand_end_case_type.
11942 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
11943 to expand_end_case_type.
11944 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
11946 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11948 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
11949 (BIGGEST_ALIGNMENT): Change to 128.
11951 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11953 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
11955 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11957 * pa.md (call_internal_reg_64bit): Remove unused variable.
11959 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
11961 * config/arm/arm.h (machine_function): Add uses_anonymous_args
11963 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
11964 * config/arm/arm.c (current_function_anonymous_args): Delete,
11965 replace uses with cfun->machine->uses_anonymous_args.
11966 (arm_reorg): Do not reset uses_anonymous_args.
11968 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
11969 any geenral register.
11971 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
11973 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
11976 2002-02-04 Richard Henderson <rth@redhat.com>
11978 * combine.c (force_to_mode): Remove STACK_BIAS code.
11979 (nonzero_bits): Likewise. Replace sp/fp special case with
11980 REGNO_POINTER_ALIGN.
11982 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
11983 (HARD_FRAME_POINTER_REGNUM): New.
11984 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
11985 (FIXED_REGS, CALL_USED_REGS): Update.
11986 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
11987 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
11988 (HARD_REGNO_NREGS): Update for SFP.
11989 (STACK_POINTER_OFFSET): Include bias here ...
11990 (FIRST_PARM_OFFSET): ... not here.
11991 (STACK_BIAS): Remove.
11992 (INIT_EXPANDERS): New.
11993 (STARTING_FRAME_OFFSET): Do not include bias.
11994 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
11995 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
11996 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
11997 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
11998 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
11999 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
12000 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
12001 (MUST_SAVE_REGISTER): Likewise.
12002 (sparc_flat_function_prologue): Likewise.
12003 (sparc_flat_function_epilogue): Likewise.
12004 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
12005 (sparc_init_modes): SFP is GENERAL_REGS.
12006 (sparc_builtin_saveregs): SFP does not have bias applied.
12008 2002-02-04 Richard Henderson <rth@redhat.com>
12010 * config/alpha/alpha.c (current_function_is_thunk): Don't check
12011 current_function_is_thunk.
12012 (alpha_sa_mask): Distinguish between current_function_is_thunk
12013 called from ASM_OUTPUT_MI_THUNK and not.
12014 (alpha_does_function_need_gp): Thunks always need gp.
12015 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
12016 (alpha_output_mi_thunk_osf): New.
12017 * config/alpha/alpha-protos.h: Update.
12018 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
12020 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
12022 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
12023 function types, not when they're taken away.
12025 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
12027 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
12028 CODE_LABEL and jump table when replacing a table jump with a
12031 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
12033 * config/s390/s390-protos.h (legitimize_la_operand,
12034 s390_secondary_input_reload_class, s390_plus_operand,
12035 s390_expand_plus_operand): Add prototypes.
12037 config/s390/s390.c (s390_secondary_input_reload_class,
12038 s390_plus_operand, s390_expand_plus_operand): New functions.
12040 (struct s390_address): New member 'pointer'.
12041 (s390_decompose_address): Compute it.
12042 (legitimate_la_operand_p): Use it.
12043 (legitimize_la_operand): New function.
12044 (movti, movdi, movdf splitters): Call it.
12046 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
12047 (PREDICATE_CODES): Add s390_plus_operand.
12049 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
12050 (la_ccclobber): Allow GENERAL_REGS as output operand.
12052 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
12053 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
12054 (*la_64, *la_31, reload_indi, reload_insi): ... these.
12056 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
12058 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
12059 register names for regular asm () construct.
12061 2002-02-04 Jakub Jelinek <jakub@redhat.com>
12063 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
12066 2002-02-04 Jakub Jelinek <jakub@redhat.com>
12068 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
12071 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
12073 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
12074 constant pool to be identical by string address and index.
12076 2002-02-04 Anthony Green <green@redhat.com>
12078 * output.h (SECTION_OVERRIDE): Define.
12079 * varasm.c (named_section): Obey SECTION_OVERRIDE.
12081 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
12083 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
12084 by existing arm*-*-netbsd* (a.out) target.
12085 (ns32k-*-netbsdelf*): Likewise.
12086 (sparc-*-netbsdelf*): Likewise.
12087 (vax-*-netbsdelf*): Likewise.
12089 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
12091 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
12092 headers and libobjc headers.
12094 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
12096 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
12097 (_mingw.h): Remove duplicate include.
12099 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
12101 * config.gcc: Set cpu_type to m68k for 68010, as well.
12102 (m68010-*-netbsdelf*): New...
12103 (m68k*-*-netbsdelf*): ...targets.
12104 * config/m68k/netbsd-elf.h: New file.
12106 2002-02-02 Kazu Hirata <kazu@hxi.com>
12108 * config/h8300/h8300.c (hand_list): Move inside function_arg.
12110 2002-02-02 Kazu Hirata <kazu@hxi.com>
12112 * config/h8300/h8300.c (h8_push_ops): Move inside
12114 (h8_pop_ops): Likewise.
12115 (h8_move_ops): Likewise.
12117 2002-02-02 Kazu Hirata <kazu@hxi.com>
12119 * config/h8300/h8300.c (os_task): Make it static.
12120 (monitor): Likewise.
12121 (pragma_saveall): Likewise.
12123 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
12125 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
12126 constant is a valid sign-extension for Pmode.
12128 2002-02-02 Kazu Hirata <kazu@hxi.com>
12130 * config/h8300/h8300.c: Fix formatting.
12132 2002-02-02 Kazu Hirata <kazu@hxi.com>
12134 * config/h8300/h8300.md: Fix formatting.
12136 2002-02-02 Kazu Hirata <kazu@hxi.com>
12138 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
12139 predicates of operands[1]. Split the patterns for each
12142 2002-02-02 Kazu Hirata <kazu@hxi.com>
12144 * config/h8300/h8300.md (xor patterns): Tighten the predicates
12145 of operands[1] to register_operand.
12147 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
12149 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
12150 * cpphash.c (_cpp_init_hashtable): Similarly.
12151 * cppinit.c (cpp_create_reader): Default the signed_char flag.
12152 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
12153 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
12154 (cpp_handle_option): Handle the new options.
12155 * cpplex.c (cpp_interpret_charconst): Use new flag.
12156 * cpplib.h (struct cpp_options): New member signed_char.
12157 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
12158 (cpp_options): Handle -fsigned-char and -funsigned-char.
12159 (static_specs): Remove signed_char_spec.
12160 (do_spec1): Don't handle %c.
12161 * system.h: Poison SIGNED_CHAR_SPEC.
12162 * tradcif.y (yylex): Use flag_signed_char.
12163 * tradcpp.h (flag_signed_char): New.
12164 * tradcpp.c (flag_signed_char): New.
12165 (main): Handle new command-line options.
12166 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
12168 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
12169 * avr/avr.h: Remove old comments.
12170 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
12171 (CC1_SPEC): Pass -fsigned-char if -mic*.
12172 (SIGNED_CHAR_SPEC): Remove.
12174 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
12176 2002-02-01 Eric Christopher <echristo@redhat.com>
12178 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
12179 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
12180 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
12181 (ASM_OUTPUT_REG_POP): Ditto.
12183 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
12185 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
12188 2002-02-02 Jakub Jelinek <jakub@redhat.com>
12190 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
12192 2002-02-02 Jakub Jelinek <jakub@redhat.com>
12195 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
12198 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12200 * cfganal.c: Include tm_p.h.
12201 (keep_with_call_p): Fix the test that determines if a register holds
12202 the return value of a call.
12204 2002-02-01 DJ Delorie <dj@redhat.com>
12206 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
12207 we are given conflicting registers, switch to the other one we
12208 had allocated for us.
12209 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
12210 as TImode so we know when the "other" register is available.
12212 2002-02-01 David O'Brien <obrien@FreeBSD.org>
12214 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
12217 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12219 * cfganal.c (keep_with_call_p): New function.
12220 (flow_call_edges_add): Prevent splitting a block between a call and
12221 a single-set instruction that should be kept in the same block.
12223 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
12225 * doc/install.texi (avr): Update outdated URL.
12227 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
12229 * config/stormy16/stormy16.md (pushqi): New.
12233 (movhi): Remove stack operands.
12235 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
12236 nonimmediate_nonstack_operand.
12237 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
12239 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
12242 2002-01-31 Jason Merrill <jason@redhat.com>
12244 * Makefile.in (c-parse.c): Handle .output file.
12245 * objc/Make-lang.in (objc-parse.c): Likewise.
12247 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
12249 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
12250 the -me[lb] option is given. Don't output the default flag
12253 2002-01-31 Zack Weinberg <zack@codesourcery.com>
12255 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
12256 the primary source file; this has not been done yet.
12257 * c-decl.c (c_expand_body): Reset input_filename from
12258 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
12260 2002-01-31 Kazu Hirata <kazu@hxi.com>
12262 * rtlanal.c (subreg_regno_offset): Do not use
12263 SUBREG_REGNO_OFFSET.
12264 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
12265 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
12267 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12269 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
12270 version rather than GNATS version in --version output.
12272 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
12274 * ifcvt.c (noce_process_if_block): Make a copy of the destination
12275 when copying back from a temporary.
12277 2002-01-30 Richard Henderson <rth@redhat.com>
12279 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
12280 and new_dest are the same.
12282 2002-01-30 Richard Henderson <rth@redhat.com>
12285 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
12286 * rtl.c (note_insn_name): Update.
12287 * emit-rtl.c (remove_unnecessary_notes): Kill it.
12288 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
12289 to perform loop rotation.
12290 (expand_exit_loop_top_cond): New.
12291 * tree.h (expand_exit_loop_top_cond): Declare it.
12292 * c-semantics.c (genrtl_while_stmt): Use it.
12293 (genrtl_for_stmt): Likewise.
12295 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
12297 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
12298 arguments to 64-bit boundaries on 64-bit ABIs.
12300 2002-01-30 Steve Ellcey <sje@cup.hp.com>
12302 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
12304 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12306 * c-decl.c (grokdeclarator): Handle type being a typedef for an
12309 2002-01-30 David O'Brien <obrien@FreeBSD.org>
12311 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
12312 * config/sparc/sparc_bi.h: Remove file.
12313 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
12315 2002-01-30 Richard Henderson <rth@redhat.com>
12317 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
12319 2002-01-30 Zack Weinberg <zack@codesourcery.com>
12321 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
12323 2002-01-30 Jason Merrill <jason@redhat.com>
12325 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
12326 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
12327 (reg_save): Use DW_CFA_offset_extended_sf instead.
12329 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
12331 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12333 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
12336 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
12338 * rs6000.md ("*call_value_local32"): Remove constraints.
12339 ("*call_value_local64"): Same.
12340 ("*call_value_indirect_nonlocal_aix32"): Same.
12341 ("*call_value_nonlocal_aix32"): Same.
12342 ("*call_value_indirect_nonlocal_aix64"): Same.
12343 ("*call_value_nonlocal_aix64"): Same.
12344 ("*call_value_nonlocal_sysv"): Same.
12346 2002-01-29 Richard Henderson <rth@redhat.com>
12348 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
12350 2002-01-29 Richard Henderson <rth@redhat.com>
12352 * expr.c (force_operand): Ignore flag_pic for detecting pic
12354 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
12355 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
12356 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
12357 instead of open-coded loop.
12358 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
12359 be fixed when in use.
12361 2002-01-29 Richard Henderson <rth@redhat.com>
12363 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
12364 * sched-rgn.c (propagate_deps): Update them.
12365 * sched-deps.c (sched_analyze_insn): Update them. Flush the
12366 clobbers list when either gets too long.
12368 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12370 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
12371 and INDEX_REGS the same as GENERAL_REGS.
12372 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
12374 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12376 * tree.c (build_nonstandard_integer_type): Correct prototype.
12378 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
12380 * config/s390/s390.md (movstrsico, movstrdix_64,
12381 movstrsix_31): Remove, replace by ...
12382 (movstrdi_short, movstrsi_short, movstrdi_long,
12383 movstrsi_long): ... these. New.
12384 (movstrdi, movstrsi): Adapt.
12386 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
12387 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
12388 Remove unnecessary CC clobber.
12389 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
12390 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
12392 (divmoddi4): Don't partially initialize TImode register.
12394 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
12396 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
12398 2002-01-29 Richard Henderson <rth@redhat.com>
12400 * flow.c (print_rtl_and_abort): Remove.
12401 (print_rtl_and_abort_fcn): Remove.
12402 (verify_local_live_at_start): Use dump_bb instead.
12403 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
12404 (verify_wide_reg_1): Return 2 on mode test failure.
12406 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12408 PR c/3325, c/3326, c/2511, c/3347
12409 * c-decl.c (enum_decl_context): Remove BITFIELD.
12410 (grokdeclarator): Take bitfield width as an input.
12411 Ensure bitfields are given the correct type. Perform
12412 bitfield width validation with build_bitfield_integer_type
12413 rather than waiting for finish_struct.
12414 (grok_typename, grok_typename_in_parm_context, start_decl,
12415 push_parmdecl, grokfield, start_function): Update calls to
12417 (build_bitfield_integer_type): New function.
12418 (finish_struct): Move bitfield validation to grokdeclarator
12419 and build_bitfield_integer_type.
12420 * tree.c (build_nonstandard_integer_type): New function.
12421 * tree.h (build_nonstandard_integer_type): New prototype.
12423 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
12425 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12428 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
12429 don't ignore unrecognized -W* options.
12430 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
12431 * cpplib.h (cpp_handle_option): Adjust prototype.
12432 * c-decl.c (c_decode_options): Pass 0 as last argument to
12436 * gcc.c (cpp_unique_options): Split from cpp_options.
12437 (cpp_options): Source cpp_unique_options.
12438 (default_compilers): Use cpp_unique_options instead of cpp_options
12439 when used together with cc1_options.
12440 (static_specs): Add cpp_unique_options.
12441 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
12442 when used together with cc1_options.
12444 2002-01-29 Kazu Hirata <kazu@hxi.com>
12446 * config/h8300/h8300-protos.h: Update the prototype of
12448 * config/h8300/h8300.c (output_a_shift): Remove an unused
12449 argument 'insn'. Remove redundant code.
12450 * config/h8300/h8300.md: Adust to the new prototype of
12453 2002-01-29 Kazu Hirata <kazu@hxi.com>
12455 * config/h8300/h8300-protos.h: Update the prototypes of
12456 emit_a_rotate and expand_a_rotate.
12457 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
12458 first argument to 'enum rtx_code'.
12459 (expand_a_rotate): Likewise.
12461 2002-01-28 Kazu Hirata <kazu@hxi.com>
12463 * config/h8300/h8300-protos.h: Update the prototype of
12465 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
12467 * config/h8300/h8300.md: Adjust to the new prototype.
12469 2002-01-28 Kazu Hirata <kazu@hxi.com>
12471 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
12474 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
12476 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
12477 is a fixed register before returning pic_offset_table_rtx.
12478 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
12479 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
12481 2002-01-28 Jason Merrill <jason@redhat.com>
12483 * dwarf2.h: Sync with src version.
12485 2002-01-28 Paul Koning <pkoning@equallogic.com>
12487 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
12488 BT_FN_VOID_PTR_VAR.
12489 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
12490 * doc/extend.texi (__builtin_prefetch): Update documentation:
12491 first argument is now const void ptr.
12493 2002-01-28 Kazu Hirata <kazu@hxi.com>
12495 * config/h8300/h8300-protos.h: Remove an unused prototype.
12497 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
12499 * toplev.c (lang_independent_init): Round up identifier size.
12501 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12503 * config.gcc: Revert previous change.
12505 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
12507 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
12509 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12511 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
12512 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
12513 other non-elf netbsd config frags.
12514 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
12515 collect2 will does that.
12516 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
12517 shared-lib frobbing will work.
12519 2002-01-28 Kazu Hirata <kazu@hxi.com>
12521 * config/h8300/h8300.h: Fix formatting.
12522 * config/h8300/h8300.md: Likewise.
12524 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
12526 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
12527 the old, removed AAA_standards fix.
12528 * fixinc/fixincl.x: Rebuilt.
12530 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
12532 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
12533 atexit call in crtbegin, hooked in after call to frame_dummy;
12534 register EH before registering __fini__start.
12536 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
12538 * config/rs6000/altivec.h: Remove spurious semicolons.
12540 2002-01-27 Kazu Hirata <kazu@hxi.com>
12542 * config/h8300/h8300.md: Replace dead bit extraction patterns
12543 with ones that work.
12545 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12547 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
12548 if not STRICT_ALIGNMENT.
12549 * rtl.h (MEM_ALIGN): Likewise.
12551 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
12553 * doc/invoke.texi (-fdump-translation-unit): Revert this
12554 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
12556 2002-01-27 Kazu Hirata <kazu@hxi.com>
12558 * config/h8300/h8300.md (define_constants): New.
12559 (anonymous patterns) Use defined constants appropriately.
12561 2002-01-27 Kazu Hirata <kazu@hxi.com>
12563 * config/h8300/h8300.c (function_arg): Remove redundant code.
12565 2002-01-26 Richard Henderson <rth@redhat.com>
12567 * sched-deps.c (reg_pending_uses_head): New.
12568 (reg_pending_barrier): Rename from reg_pending_sets_all.
12569 (find_insn_list): Don't mark inline.
12570 (find_insn_mem_list): Remove.
12571 (add_dependence_list, add_dependence_list_and_free): New.
12572 (flush_pending_lists): Replace only_write param with separate
12573 for_read and for_write parameters. Update all callers. Use
12574 add_dependence_list_and_free.
12575 (sched_analyze_1): Do not add reg dependencies here; just set
12576 the pending bits. Use add_dependence_list.
12577 (sched_analyze_2): Likewise.
12578 (sched_analyze_insn): Replace schedule_barrier_found with
12579 reg_pending_barrier. Add all dependencies for pending reg
12580 uses, sets, and clobbers.
12581 (sched_analyze): Don't add reg dependencies for calls, just
12582 set pending bits. Use regs_invalidated_by_call. Treat
12583 sched_before_next_call as a normal list, not a fake insn.
12584 (init_deps): No funny init for sched_before_next_call.
12585 (free_deps): Free pending mems lists. Don't zero reg_last.
12586 (init_deps_global): Init reg_pending_uses.
12587 (finish_deps_global): Free it.
12588 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
12589 (find_insn_mem_list): Remove.
12590 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
12591 (propagate_deps): Use them. Zero temp mem lists.
12593 2002-01-26 Richard Henderson <rth@redhat.com>
12595 * Makefile.in (CRTSTUFF_CFLAGS): New.
12596 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
12597 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
12598 crtstuff.c instead of alpha assembly version.
12599 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
12600 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
12601 not FORCE_{INIT,FINI}_SECTION_ALIGN.
12602 (__do_global_dtors_aux): Mark used.
12603 (frame_dummy, __do_global_ctors_aux): Mark used.
12604 (fini_dummy, init_dummy): Remove.
12606 * config/alpha/crtbegin.asm: Remove file.
12607 * config/alpha/crtend.asm: Remove file.
12608 * config/alpha/t-crtbe: Remove file.
12609 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
12610 (LINK_EH_SPEC): New.
12612 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
12613 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
12614 calling constructors.
12615 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
12617 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
12618 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
12619 CRT_END_INIT_DUMMY hack.
12620 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
12621 FORCE_{INIT,FINI}_SECTION_ALIGN.
12623 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
12624 FORCE_{INIT,FINI}_SECTION_ALIGN.
12626 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
12627 invocation sequence.
12628 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
12630 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
12631 (FORCE_CODE_SECTION_ALIGN): New.
12633 2002-01-26 Richard Henderson <rth@redhat.com>
12635 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
12637 2002-01-26 Richard Henderson <rth@redhat.com>
12639 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
12640 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
12642 2002-01-26 Kazu Hirata <kazu@hxi.com>
12644 * config/h8300/h8300.md: Remove bit extraction patterns that
12645 cannot be triggered.
12646 Restrict each bit extraction pattern to a variant on which the
12649 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
12651 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
12653 2002-01-26 Kazu Hirata <kazu@hxi.com>
12655 * config/h8300/h8300.md: Remove bit test patterns that cannot
12657 Restrict each bit test pattern to a variant on which the
12660 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12662 * builtins.c (expand_builtin_strncat): Remove redundant check for
12665 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12667 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
12669 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
12672 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12674 * dbxout.c (dbxout_init): Use assemble_name rather than just
12675 stripping off the first character.
12676 (dbxout_source_file): Likewise.
12678 2002-01-25 DJ Delorie <dj@redhat.com>
12680 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
12681 using rtx_equal_p, not by comparing pointers.
12683 2002-01-25 Steve Ellcey <sje@cup.hp.com>
12685 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
12686 for PIC_OFFSET_TABLE_REGNUM.
12687 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
12689 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12691 * config.gcc (x86_64-*-freebsd*): New target.
12692 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
12694 (i[34567]86-*-freebsd*): Don't include svr4.h.
12695 * config/i386/freebsd64.h: New file.
12697 2002-01-25 Douglas B Rupp <rupp@gnat.com>
12699 * config/alpha/x-vms (version): Make static.
12701 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
12702 in previous checkin.
12704 * Makefile.in (install-headers-cp): New target.
12705 * config.gcc (alpha-dec-*vms*): Install headers with
12708 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
12710 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
12713 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12715 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
12716 of compare_tree_int.
12717 (expand_builtin_strncat): Likewise.
12718 * c-decl.c (finish_struct): Use tree_low_cst.
12719 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
12720 * tree.c (compare_tree_int): Likewise.
12722 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
12724 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
12725 adjustments even if they are implemented by more than two insns.
12727 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
12729 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
12730 * df.h (struct ref): Kill B.
12731 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
12733 * basic-block.h (PROP_EQUAL_NOTES): New flag.
12734 * flow.c (propagate_one_insn): Use it.
12735 (mark_used_regs): Handle NIL.
12737 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12739 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
12742 2002-01-25 David Edelsohn <edelsohn@gnu.org>
12744 * rs6000.md (prefetch): Make address V4SI mode so that the address
12745 is restricted to legitimate form for instruction.
12747 2002-01-25 Bob Wilson <bob.wilson@acm.org>
12749 * doc/install.texi (xtensa-*-elf): New target.
12750 (xtensa-*-linux*): New target.
12751 * doc/contrib.texi: Add myself.
12753 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
12755 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
12756 purpose register to hold an SImode (or smaller) value.
12758 2002-01-25 Jakub Jelinek <jakub@redhat.com>
12760 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
12762 * crtstuff.c: Likewise.
12764 2002-01-25 Kazu Hirata <kazu@hxi.com>
12766 * config/h8300/h8300.md (negation patterns): Tighten
12767 predicates to register_operand.
12769 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
12771 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
12774 * builtins.c (expand_builtin_prefetch): Same.
12776 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12778 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
12781 2002-01-24 Kazu Hirata <kazu@hxi.com>
12783 * config/h8300/h8300.c (print_operand): Remove support for
12784 operand character 'A'.
12785 * config/h8300/h8300.md (three anonymous patterns): Replace
12786 operand character 'A' with either 'T' or 'S'.
12788 2002-01-24 Kazu Hirata <kazu@hxi.com>
12790 * config/h8300/h8300.c (print_operand): Remove support for
12791 operand character 'U'.
12793 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
12795 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
12797 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
12799 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
12800 values to be assigned to the stack pointer.
12802 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
12804 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
12805 to const_double needs to be done right for big-endian systems.
12807 2002-01-24 Jason Merrill <jason@redhat.com>
12810 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
12811 to can_throw_internal.
12813 2002-01-23 Richard Henderson <rth@redhat.com>
12815 * fold-const.c (fold): Change UINT_MAX test to check vs precision
12816 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
12818 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12820 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
12821 (symGOT2reg): Use them, then set as GOT value as unchanging.
12822 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
12823 as a temporary, if possible.
12824 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
12825 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
12827 2002-01-23 Kazu Hirata <kazu@hxi.com>
12829 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
12830 accept to accept 0x80 as operands[2].
12832 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12834 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
12836 2002-01-23 Richard Henderson <rth@redhat.com>
12838 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
12840 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
12842 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
12843 (parmlist_or_identifiers_1): Verify that only a parmlist follows
12846 2002-01-23 Richard Henderson <rth@redhat.com>
12848 * expr.c (move_by_pieces_1): Extend size before negation.
12850 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
12851 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
12852 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
12853 * config/m68k/t-m68kelf: Likewise.
12855 2002-01-23 Bob Wilson <bob.wilson@acm.org>
12857 * config/xtensa/elf.h: New file.
12858 * config/xtensa/lib1funcs.asm: New file.
12859 * config/xtensa/lib2funcs.S: New file.
12860 * config/xtensa/linux.h: New file.
12861 * config/xtensa/t-xtensa: New file.
12862 * config/xtensa/xtensa-config.h: New file.
12863 * config/xtensa/xtensa-protos.h: New file.
12864 * config/xtensa/xtensa.c: New file.
12865 * config/xtensa/xtensa.h: New file.
12866 * config/xtensa/xtensa.md: New file.
12867 * config.gcc (xtensa-*-elf*): New target.
12868 (xtensa-*-linux*): New target.
12869 * cse.c (canon_hash): Compare rtx pointers instead of register
12870 numbers. This is required for the Xtensa port.
12871 * integrate.c (copy_insn_list): Handle case where the static
12872 chain is in memory and the memory address has to be copied to
12874 * doc/invoke.texi (Option Summary): Add Xtensa options.
12875 (Xtensa Options): New node.
12876 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
12878 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12880 * diagnostic.c (internal_error): Do ICE suppression only
12881 when ENABLE_CHECKING is not defined.
12883 * c-typeck.c (require_complete_type): Return error_mark_node
12884 if type is error_mark_node.
12886 2002-01-23 Janis Johnson <janis187@us.ibm.com>
12888 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
12889 -Os and issue a warning.
12891 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12893 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
12894 current (lack of) need for host configuration by hand.
12896 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
12897 references. Documentation of some target macros moved from
12898 hostconfig.texi to tm.texi.
12900 2002-01-23 Will Cohen <wcohen@redhat.com>
12902 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
12905 2002-01-23 Kazu Hirata <kazu@hxi.com>
12907 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
12910 2002-01-23 Jason Merrill <jason@redhat.com>
12912 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
12914 * function.c (assign_parms): Don't put args of inline functions
12915 into registers when not optimizing.
12917 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
12919 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
12920 (prologue_use): New pattern.
12921 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
12922 preference to gen_rtx_USE.
12923 (thumb_expand_prologue): Use gen_prologue_use in preference to
12925 (thumb_expand_epilogue): Use gen_prologue_use in preference to
12928 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
12930 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
12932 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
12935 * doc/extend.texi: Correct documentation of __alignof__.
12937 2002-01-22 Zack Weinberg <zack@codesourcery.com>
12939 * params.h: Rename arguments of DEFPARAM so that it will be
12940 recognized as a translation keyword.
12942 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12944 * extend.texi: Document altivec functions.
12945 Fix N-bit adjectives in X86 builtin documentation.
12947 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12949 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
12950 auto_inc_dec values.
12952 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
12954 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
12956 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
12958 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12960 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
12962 2002-01-22 Richard Henderson <rth@redhat.com>
12964 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
12965 copy_insn not copy_rtx.
12967 2002-01-23 Alan Modra <amodra@bigpond.net.au>
12969 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
12970 "nonzero" as that might add "1" bits. Ensure "constop" is
12971 properly sign extened.
12972 (force_to_mode): Tweak for sign extended constop.
12974 2002-01-22 Richard Henderson <rth@redhat.com>
12976 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
12977 for_each_rtx instead of assuming we're already looking at the MEM.
12978 (split_small_symbolic_mem_operand): Likewise.
12979 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12980 * config/alpha/alpha.md (small symbolic memory splitters): Update.
12982 2002-01-22 Richard Henderson <rth@redhat.com>
12984 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
12985 sequence number for the literal.
12986 (divmoddi_internal_er): Likewise.
12988 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12991 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
12992 in LIBICONV variable.
12993 * configure: Regenerated.
12995 2002-01-22 Krister Walfridsson <cato@df.lth.se>
12997 * dependence.c (build_def_use): Remove array_idx.
12999 * dwarfout.c (last_filename): Remove.
13000 (output_compile_unit_die): Remove last_filename.
13002 2002-01-22 Roger Sayle <roger@eyesopen.com>
13003 Richard Henderson <rth@redhat.com>
13006 * fold-const.c (fold): Optimize unsigned comparisons against
13007 UINT_MAX (and similar unsigned constants).
13009 2002-01-22 Janis Johnson <janis187@us.ibm.com>
13011 * Makefile.in (loop.o): Depend on OPTABS_H.
13012 * loop.c (emit_prefetch_instructions): Check the prefetch operand
13013 against the predicate.
13016 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
13017 for the address operand.
13019 2002-01-22 Richard Henderson <rth@redhat.com>
13021 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
13023 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
13026 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
13027 preprocessor flags.
13029 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
13031 * config.gcc (x86_64-*-netbsd*): New target.
13032 * config/i386/netbsd64.h: New file.
13034 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
13036 * regrename.c (kill_value): Fix typo.
13038 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
13040 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
13042 * config/rs6000/rs6000.h: Same.
13044 * function.c (instantiate_virtual_regs): Remove
13045 STARTING_FRAME_PHASE.
13046 (assign_stack_local_1): Same.
13047 Calculate frame phase.
13049 2002-01-22 Nick Clifton <nickc@redhat.com>
13051 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
13052 variable declaration to outer scope in order to simplify
13054 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
13055 arm_hard_regno_mode_ok.
13056 * config/arm/arm-protos.h: Add a prototype for
13057 arm_hard_regno_mode_ok.
13058 * config/arm/arm.c (soft_df_operand): Remove now redundant
13059 check for DImode values using IP_REGNUM.
13060 (nonimmediate_soft_df_operand): Remove now redundant check for
13061 DImode values using IP_REGNUM.
13062 (arm_hard_regno_mode_ok): New function. New check: make sure
13063 that DImode values are not stored in IP_REGNUM.
13065 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
13067 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
13069 2002-01-22 Jason Merrill <jason@redhat.com>
13071 * c-semantics.c (genrtl_compound_stmt): Only check nesting
13072 consistency if this COMPOUND_STMT is scoped.
13074 2002-01-22 Kazu Hirata <kazu@hxi.com>
13076 * predict.c: Fix formatting.
13077 * print-tree.c: Likewise.
13078 * protoize.c: Likewise.
13079 * real.h: Likewise.
13081 * sbitmap.h: Likewise.
13082 * scan.c: Likewise.
13083 * sched-deps.c: Likewise.
13084 * sched-vis.c: Likewise.
13085 * sdbout.c: Likewise.
13086 * sibcall.c: Likewise.
13088 * ssa-ccp.c: Likewise.
13089 * ssa-dce.c: Likewise.
13090 * stmt.c: Likewise.
13091 * stor-layout.c: Likewise.
13092 * system.h: Likewise.
13094 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13096 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
13097 if fits in bounds of base type.
13099 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
13100 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
13101 (add_bound_info, default): If can't find a context, make a
13103 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
13105 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
13107 * c-typeck.c (parser_build_binary_op): If result from
13108 build_binary_op is ERROR_MARK just return error_mark_node without
13109 further processing.
13111 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
13113 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
13114 Split a.out-specific bits into...
13115 * config/netbsd-aout.h: ...this.
13116 * config/netbsd-elf.h: New file.
13117 * config/alpha/netbsd-elf.h: Remove.
13118 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
13119 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
13120 (STARTFILE_SPEC): Remove redundant definition.
13121 (ENDFILE_SPEC): Likewise.
13122 (LINK_SPEC): Likewise.
13123 (CPP_SPEC): Likewise.
13124 (ASM_SPEC): Likewise.
13125 (LIB_SPEC): Likewise.
13126 (SWITCH_TAKES_ARG): Likewise.
13127 (TARGET_MEM_FUNCTIONS): Likewise.
13128 (CPP_PREDEFINES): Redefine.
13129 (ASM_FINAL_SPEC): Remove redefinition.
13130 (ASM_COMMENT_START): Redefine.
13131 (FUNCTION_PROFILER): Define.
13132 (TARGET_VERSION): Redefine.
13133 Comment and formatting cleanup.
13134 * config/i386/netbsd.h: Include <netbsd-aout.h>.
13135 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
13136 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
13137 big- or little-endian.
13138 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
13139 * config.gcc (*-*-netbsd*): Add definitions common to all
13141 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
13142 gnu_ld definitions. Add netbsd-elf.h to and remove
13143 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
13144 tmake_file, and don't lose previous tmake_file contents.
13145 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
13146 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
13147 gnu_ld definitions. Add netbsd-elf.h to tm_file.
13148 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
13149 (mipsel-*-netbsd*): Rename this to...
13150 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
13151 mips/little.h to tm_file for mips*el-*.
13152 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
13153 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
13154 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
13156 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
13158 * pa-protos.h (reg_before_reload_operand): New function prototype.
13159 * pa.c (reg_before_reload_operand): New function implementation.
13160 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
13161 contraints to "*m".
13163 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13165 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
13167 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
13169 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
13170 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
13171 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
13172 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
13173 (ENDFILE_SPEC): Undefine.
13174 (STARTFILE_SPEC): Redefine for PA.
13176 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13178 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
13180 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
13182 * config.gcc: Add entries to supported PowerPC --with-cpu
13185 2002-01-21 Jakub Jelinek <jakub@redhat.com>
13187 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
13188 true for 64-bit mode only SSE registers in 32-bit mode.
13190 2002-01-21 Kazu Hirata <kazu@hxi.com>
13192 * unwind-dw2.c: Fix formatting.
13193 * unwind-dw2-fde.c: Likewise.
13194 * unwind-dw2-fde.h: Likewise.
13195 * unwind-pe.h: Likewise.
13196 * varasm.c: Likewise.
13197 * varray.h: Likewise.
13199 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13201 Remove workaround for register stack overwrite bug in mmix.
13202 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
13203 support for TARGET_REG_STACK_FILL_BUG.
13204 * config/mmix/mmix.h: Remove member has_call_without_parameters.
13205 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
13207 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
13208 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
13209 -mno-reg-stack-fill-bug-workaround.
13210 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
13211 machine member has_call_without_parameters.
13212 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
13213 -mreg-stack-fill-bug-workaround and
13214 -mno-reg-stack-fill-bug-workaround.
13215 (MMIX Options): Ditto.
13217 2002-01-21 Kazu Hirata <kazu@hxi.com>
13219 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
13221 Remove redundant code.
13223 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
13225 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
13226 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
13227 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
13228 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
13229 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
13230 out target macro definitions and non-target-specific comments
13231 mostly taken from old versions of the manual.
13233 2002-01-20 Kazu Hirata <kazu@hxi.com>
13235 * config/h8300/h8300.h: Fix comment formatting.
13236 * config/ia64/aix.h: Likewise.
13237 * config/ia64/ia64-protos.h: Likewise.
13238 * config/ia64/ia64.c: Likewise.
13239 * config/ia64/ia64.h: Likewise.
13240 * config/ia64/ia64intrin.h: Likewise.
13241 * config/ia64/linux.h: Likewise.
13242 * config/ia64/unwind-aix.c: Likewise.
13243 * config/ia64/unwind-ia64.c: Likewise.
13245 2002-01-20 Kazu Hirata <kazu@hxi.com>
13247 * config/h8300/h8300.c: Revise comments about shift code.
13249 2002-01-20 Kazu Hirata <kazu@hxi.com>
13251 * config/h8300/h8300.c (function_arg): Update a comment.
13253 2002-01-20 Kazu Hirata <kazu@hxi.com>
13255 * config/h8300/h8300.md: Update the comments at the beginning
13258 2002-01-20 Kazu Hirata <kazu@hxi.com>
13260 * config/i370/i370.c: Fix comment formatting.
13261 * config/i370/i370.h: Likewise.
13262 * config/i370/i370.md: Likewise.
13263 * config/i370/linux.h: Likewise.
13265 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13267 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
13269 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
13270 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
13271 in incomplete case.
13273 2002-01-20 Graham Stott <grahams@redhat.com>
13275 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
13277 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
13279 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
13281 2002-01-19 Tom Rix <trix@redhat.com>
13283 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
13285 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
13287 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
13289 * function.c (assign_stack_local_1): Adjust x_frame_offset with
13290 STARTING_FRAME_PHASE.
13291 (STARTING_FRAME_PHASE): New.
13292 (instantiate_virtual_regs): Check saneness of
13293 STARTING_FRAME_PHASE.
13295 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
13297 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
13299 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
13301 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
13303 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
13304 be used for bootstrapping GCC 3.0.
13306 2002-01-18 Kazu Hirata <kazu@hxi.com>
13308 * config/h8300/h8300.md: Fix an insn length.
13310 2002-01-18 Kazu Hirata <kazu@hxi.com>
13312 * bitmap.h: Fix comment formatting.
13313 * combine.c: Likewise.
13314 * cppfiles.c: Likewise.
13315 * c-pragma.h: Likewise.
13316 * c-typeck.c: Likewise.
13318 * dwarf2out.c: Likewise.
13319 * function.c: Likewise.
13321 * genattrtab.c: Likewise.
13322 * gthr-win32.h: Likewise.
13323 * haifa-sched.c: Likewise.
13324 * predict.c: Likewise.
13325 * rtlanal.c: Likewise.
13327 * unwind-dw2-fde.h: Likewise.
13328 * unwind-pe.h: Likewise.
13329 * vmsdbgout.c: Likewise.
13331 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13333 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
13334 if type_required and passed decl.
13336 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
13338 * config.gcc (cpu_type): Include altivec.h in powerpc
13342 * config/rs6000/altivec.h: New.
13344 2002-01-17 David Edelsohn <edelsohn@gnu.org>
13346 * doc/install.texi (*-ibm-aix*): Update assembler and exception
13347 handling information.
13348 * doc/trouble.texi (Interoperation): Add libstdc++ information
13350 (Misunderstandings): Add template instantiation and static template
13351 member information for AIX.
13353 2002-01-17 Jason Merrill <jason@redhat.com>
13355 * dbxout.c (dbxout_type): Support const and volatile.
13357 * except.c (add_partial_entry): Remove backwards compatibility code.
13358 (end_protect_partials): Likewise.
13360 2002-01-17 Jakub Jelinek <jakub@redhat.com>
13362 * config/ia64/ia64.md (prologue_use): New.
13363 * config/ia64/ia64.c (ia64_expand_prologue): Use
13364 gen_prologue_use instead of gen_rtx_USE.
13365 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
13366 as CODE_FOR_pred_rel_mutex.
13367 (ia64_sched_reorder2): Likewise.
13369 2002-01-16 Eric Christopher <echristo@redhat.com>
13371 * config/mips/r3900.h: Reformat.
13372 (SUBTARGET_CPP_SIZE_SPEC): Remove.
13373 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
13374 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
13375 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
13376 * config/mips/t-elf: Remove mips3 multilib.
13378 2002-01-16 H.J. Lu <hjl@gnu.org>
13380 * config/mips/linux.h: Include "mips/abi64.h".
13382 2002-01-16 H.J. Lu <hjl@gnu.org>
13384 * config/mips/t-linux: New.
13386 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
13388 * config/mips/linux.h: Don't include "gofast.h".
13389 (INIT_SUBTARGET_OPTABS): Removed.
13391 2002-01-16 Kazu Hirata <kazu@hxi.com>
13393 * config/h8300/h8300-protos.h: Replace emit_a_shift with
13395 * config/h8300/h8300.c: Likewise.
13396 * config/h8300/h8300.md: Likewise.
13398 2002-01-16 Kazu Hirata <kazu@hxi.com>
13400 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
13401 spaces after an opcode name.
13402 (pushqi1_h8300hs): Likewise.
13403 (pushhi1_h8300hs): Likewise.
13405 2002-01-16 Kazu Hirata <kazu@hxi.com>
13407 * doc/extend.texi: Replace "option" with "attribute"
13410 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13412 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
13413 (and:DI () (const_int -8)).
13414 (split_small_symbolic_mem_operand): Split
13415 (mem (and:DI () (const_int -8)).
13417 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13420 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
13421 same way as TYPE_IMUL.
13422 (ultrasparc_sched_reorder): Likewise.
13423 * config/sparc/sparc.md (type): Add comment to update
13424 ultrasparc_sched_reorder when making changes.
13426 2002-01-16 Kazu Hirata <kazu@hxi.com>
13428 * doc/invoke.texi: Change the dump file name of block
13429 reordering pass from 28.bbro to 29.bbro.
13430 Mention -dk option.
13432 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
13434 * i386.md (minsf splitter): Fix pasto.
13436 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13438 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
13439 to frame pointer initialisation instruction.
13440 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
13441 initialisation instruction.
13442 (soft_df_operand): Do not accept the IP register.
13443 (nonimmediate_soft_df_operand): Do not accept the IP register.
13445 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13448 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
13449 MASK_V8 being both set.
13451 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
13453 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
13454 insn for GOT register; add REG_MAYBE_DEAD notes instead.
13455 config/s390/s390.md (call, call_value): Add GOT register to
13456 CALL_INSN_FUNCTION_USAGE where needed.
13457 (call_exp, call_value_exp): New.
13459 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13461 * config/arm/arm.c: General formatting tidy up.
13463 2002-01-16 Graham Stott <grahams@redhat.com>
13465 * calls.c (try_to_integrate): Use "(size_t)" intermediate
13466 cast and when casting an integer literal to "rtx" pointer.
13467 (expand_call): Likewise.
13468 * flow.c (try_pre_increment): Likewise.
13469 (find_use_as_address): Likewise.
13470 * integrate.c (expand_iline_function): Likewise.
13471 * regmove.c (try_auto_increment): Likewise.
13473 2002-01-16 Graham Stott <grahams@redhat.com>
13475 * sched-rgn.c (passed): Use sbitmap_free.
13476 (header): Likewise.
13478 (in_queue): Likewise.
13479 (in_stack): Likewise.
13481 2002-01-15 Eric Christopher <echristo@redhat.com>
13483 * flow.c (propagate_one_insn): Change to use fatal_insn.
13485 2002-01-15 Kazu Hirata <kazu@hxi.com>
13487 * expmed.c (extract_fixed_bit_field): Remove unused code.
13488 * system.h: Poison SLOW_ZERO_EXTEND.
13489 * doc/tm.texi: Remove.
13490 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
13491 * config/arm/arm.h: Likewise.
13492 * config/avr/avr.h: Likewise.
13493 * config/clipper/clipper.h: Likewise.
13494 * config/convex/convex.h: Likewise.
13495 * config/d30v/d30v.h: Likewise.
13496 * config/dsp16xx/dsp16xx.h: Likewise.
13497 * config/elxsi/elxsi.h: Likewise.
13498 * config/fr30/fr30.h: Likewise.
13499 * config/h8300/h8300.h: Likewise.
13500 * config/i370/i370.h: Likewise.
13501 * config/i386/i386.h: Likewise.
13502 * config/m68k/m68k.h: Likewise.
13503 * config/mips/mips.h: Likewise.
13504 * config/ns32k/ns32k.h: Likewise.
13505 * config/pdp11/pdp11.h: Likewise.
13506 * config/pj/pj.h: Likewise.
13507 * config/s390/s390.h: Likewise.
13508 * config/sh/sh.h: Likewise.
13509 * config/stormy16/stormy16.h: Likewise.
13510 * config/v850/v850.h: Likewise.
13511 * config/vax/vax.h: Likewise.
13512 * config/we32k/we32k.h: Likewise.
13514 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13516 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
13517 (altivec_lvsl): Change constraint to b.
13518 (altivec_lvsr): Same.
13519 (altivec_lvebx): Same.
13520 (altivec_lvehx): Same.
13521 (altivec_lvewx): Same.
13522 (altivec_lvxl): Same.
13523 (altivec_lvx): Same.
13524 (altivec_stvx): Add parallel.
13525 (altivec_stvxl): Same.
13526 (altivec_stvehx): Same.
13527 (altivec_stvebx): Same.
13528 (altivec_stvebx): Same.
13530 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13532 * config.gcc: Change altivec.h to altivec-defs.h.
13534 * config/rs6000/altivec.h: Delete.
13536 * config/rs6000/altivec-defs.h: Add.
13538 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13540 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
13543 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
13544 less than or equal to eight bytes.
13546 * vax.md (andsi3): Remove constraints and change SET destination
13547 operand type to nonimmediate_operand.
13548 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
13549 when it is a CONST_INT.
13551 2002-01-15 Jason Merrill <jason@redhat.com>
13553 * c-common.def (FILE_STMT): New code.
13554 * c-common.c (statement_code_p): It's a statement.
13555 * c-common.h (stmt_tree_s): Add x_last_filename.
13556 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
13557 (last_expr_filename): New macro.
13558 * c-semantics.c (begin_stmt_tree): Initialize it.
13559 (add_stmt): If the filename changed, also insert a
13561 (expand_stmt): Handle seeing one.
13563 2002-01-15 Eric Christopher <echristo@redhat.com>
13565 * flow.c (propagate_one_insn): Add error message and print out
13566 insn for debugging.
13568 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13570 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
13571 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
13572 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
13573 TRAMPOLINE_ALIGNMENT.
13574 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
13576 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
13577 PCC_BITFIELD_TYPE_MATTERS.
13578 * config/interix.h (STDC_VALUE): Remove. Use
13579 STDC_0_IN_SYSTEM_HEADERS.
13580 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
13581 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
13582 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
13584 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
13586 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
13587 not work on this platform currently.
13589 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13591 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
13592 readonly_warning in _().
13594 2002-01-15 Douglas B Rupp <rupp@gnat.com>
13596 * gcc.c (delete_if_ordinary): Backout previous change.
13598 2002-01-15 Kazu Hirata <kazu@hxi.com>
13600 * config/h8300/h8300.c (print_operand): Remove support for
13601 unused operand characters.
13603 * read-rtl.c: Fix formatting.
13604 * real.c: Likewise.
13605 * recog.c: Likewise.
13606 * regclass.c: Likewise.
13607 * regmove.c: Likewise.
13608 * reg-stack.c: Likewise.
13609 * reload1.c: Likewise.
13610 * rtlanal.c: Likewise.
13612 2002-01-15 Kazu Hirata <kazu@hxi.com>
13614 * config/i386/i386.c: Fix formatting.
13616 2002-01-15 Jakub Jelinek <jakub@redhat.com>
13618 * c-typeck.c (process_init_element): Don't save_expr
13619 COMPOUND_LITERAL_EXPR if just its initializer will be used.
13621 2002-01-15 David Edelsohn <edelsohn@gnu.org>
13623 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
13624 emit optional traceback table if optimize_size or TARGET_ELF.
13625 * config/rs6000/rs6000.md (prefetch): New.
13627 2002-01-15 Andreas Jaeger <aj@suse.de>
13629 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
13631 2002-01-15 Kazu Hirata <kazu@hxi.com>
13633 * mips-tfile.c: Fix formatting.
13635 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
13637 * unroll.c (final_reg_note_copy): Fix previous commit.
13639 2002-01-14 Kazu Hirata <kazu@hxi.com>
13641 * config/h8300/h8300-protos.h: Remove the prototype for
13643 * config/h8300/h8300.c (eq_operator): Remove.
13645 2002-01-14 Richard Henderson <rth@redhat.com>
13647 * config/i386/i386.md (prefetch): Tidy.
13648 (prefetch_3dnow): Fix locality operand.
13650 2002-01-14 Richard Henderson <rth@redhat.com>
13652 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
13653 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
13655 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
13657 * reload1.c (reload_combine): Pass reg_sum replacement through
13658 copy_rtx in loop performing multiple changes.
13660 2002-01-14 Jakub Jelinek <jakub@redhat.com>
13662 * except.c (remove_unreachable_regions): New.
13663 (free_eh_status): Clear exception_handler_labels.
13664 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
13665 (find_exception_handler_labels): Don't add the same label more than
13667 (remove_exception_handler_label): Don't die if
13668 find_exception_handler_labels hasn't been called for the current
13671 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
13673 * toplev.c (rest_of_compilation): Rebuild jump labels after
13676 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
13678 * doc/extend.texi: Move documentation of X86 built-in functions
13680 * doc/invoke.texi: From here.
13681 * doc/sourcebuild.texi: Document location of documentation for
13682 machine built-in functions.
13684 2002-01-13 Christopher Faylor <cgf@redhat.com>
13686 * cppfiles.c (TEST_THRESHOLD): New macro.
13687 (SHOULD_MMAP): Ditto.
13688 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
13691 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
13693 * unroll.c (final_reg_note_copy): Properly handle
13695 (unroll_loops): Fix LOOP_CONDITION heuristics.
13697 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
13699 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
13700 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
13702 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
13704 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
13707 2002-01-14 Tom Rix <trix@redhat.com>
13709 * config/rs6000/rs6000.md: Fix typo with sradi.
13711 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
13713 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
13714 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
13715 (clrstrdi, clrstrsi): Adapt callers.
13717 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
13719 (movti splitter): Never use register 0 as base register.
13721 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
13723 * combine.c (simplify_shift_const): Always generate new rtx
13724 for shift expression instead of reusing given expression.
13726 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13728 * config/alpha/alpha.c (alpha_expand_mov): Don't call
13729 alpha_legitimize_address unless mode is Pmode.
13731 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
13733 * doc/md.texi (Modifiers): Document the '*' constraint for the
13736 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
13737 * doc/extend.texi (Function Attributes): 'interrupt' is valid
13740 2002-01-13 Richard Henderson <rth@redhat.com>
13742 * reload.c (find_reloads): Use a hard reg destination as reload reg
13743 for an input reload of the source.
13745 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13747 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
13750 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
13752 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13753 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13755 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
13757 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13759 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
13761 2002-01-12 Tom Rix <trix@redhat.com>
13763 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
13766 2002-01-12 Richard Henderson <rth@redhat.com>
13768 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
13770 * doc/invoke.texi: Update Alpha options.
13772 * doc/invoke.texi: Update i386 built-in function lists.
13774 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
13776 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
13777 referencing outside.
13779 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13781 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
13782 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
13783 offsets, and change line folding.
13784 * optabs.c (expand_binop): Remove warnings.
13785 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
13787 2002-01-12 Graham Stott <grahams@redhat.com>
13789 * attribs.c (handle_deprecated_attribute): constify WHAT.
13790 * diagnostic.c (warn_deprecated_use): Add braces, fixes
13791 dangling else warning and constify WHAT.
13792 * except.h (struct function, struct inline_remap): Move
13793 struct tag forward defs before all prototypes.
13794 (duplicate_eh_regions): Whitespace.
13796 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
13798 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
13799 MODE_BASE_REG_CLASS.
13800 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
13802 2002-01-12 Richard Henderson <rth@redhat.com>
13804 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
13805 (ix86_expand_vector_move): New.
13806 (bdesc_2arg): Remove andps, andnps, orps, xorps.
13807 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
13808 Remove old prefetch builtins. Special case the logicals removed above.
13809 (ix86_expand_builtin): Likewise.
13810 (safe_vector_operand): Use V4SFmode, not TImode.
13811 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
13812 (ix86_expand_timode_binop_builtin): New.
13813 * config/i386/i386-protos.h: Update.
13814 * config/i386/i386.h (enum ix86_builtins): Update.
13815 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
13816 Use ix86_expand_vector_move in vector move expanders.
13817 (movti_internal, movti_rex64): Add xorps alternative.
13818 (sse_clrv4sf): Rename and adjust from sse_clrti.
13819 (prefetch): Don't work so hard.
13820 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
13821 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
13822 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
13824 2002-01-11 Richard Henderson <rth@redhat.com>
13826 * config/i386/mmintrin.h: New file.
13827 * config/i386/xmmintrin.h: New file.
13828 * config.gcc (i?86-*-*): Add extra_headers.
13829 * simplify-rtx.c (simplify_unary_operation): Handle saturating
13831 (simplify_binary_operation): Handle saturating arithmetic codes.
13832 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
13833 not the lowpart subreg.
13834 (ix86_expand_builtin): Return a TImode dummy register instead of 0
13836 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
13838 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13840 * conflict.c (conflict_graph_compute): Free regsets when finished.
13841 * ssa.c (compute_coalesced_reg_partition): Likewise.
13843 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13845 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
13846 every where we allocate a register.
13848 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13850 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
13851 * lcm.c (compute_earliest, compute_farthest): Likewise.
13853 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13855 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
13857 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13859 * doc/rtl.texi (Insns): Fix 2 typos.
13861 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
13863 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
13864 options. Use @table @gcctabopt for MMIX options. Add index
13865 entries for MMIX options. Start new paragraph with first
13866 heading of the machine-dependent options.
13868 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
13871 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
13872 * combine.c (force_to_mode): Same.
13873 * reload1.c (clear_reload_reg_in_use): Same.
13875 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
13877 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
13880 2002-01-11 Andreas Jaeger <aj@suse.de>,
13881 Brad Lucier <lucier@math.purdue.edu>
13883 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
13886 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
13888 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
13889 Protect with IN_LIBGCC.
13890 (LINK_EH_SPEC): Add required trailing space.
13892 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
13894 * c-tree.h: Move function declarations so that they are listed
13895 under the filename which contains them.
13896 (check_identifier, finish_decl_top_level,
13897 lookup_name_current_level_global, shadow_record_fields): Remove.
13899 2002-01-11 Andreas Jaeger <aj@suse.de>
13901 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
13904 2002-01-10 Richard Henderson <rth@redhat.com>
13906 * config/alpha/alpha.c (print_operand): Add 'J'.
13907 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
13908 new operand with the sequence number for the lituse. When splitting
13909 the insns, use gen_movdi_er_high_g and generate a sequence number.
13910 (gen_movdi_er_high_g): Print the sequence number if non-zero.
13912 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
13914 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
13915 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
13917 (altivec_expand_builtin): Same.
13918 (altivec_expand_stv_builtin): New.
13920 * config/rs6000/rs6000.h (rs6000_builtins): Same.
13922 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
13923 ("altivec_lvehx"): New.
13924 ("altivec_lvewx"): New.
13925 ("altivec_lvxl"): New.
13926 ("altivec_lvx"): New.
13927 ("altivec_stvx"): New.
13928 ("altivec_stvebx"): New.
13929 ("altivec_stvehx"): New.
13930 ("altivec_stvewx"): New.
13931 ("altivec_stvxl"): New.
13933 2002-01-10 Richard Henderson <rth@redhat.com>
13935 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
13936 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
13937 care not to delete instructions twice.
13939 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13941 * toplev.c: Don't declare environ (it's not used anywhere).
13942 * configure.in: Don't check for declaration of environ.
13943 * config/i386/xm-mingw32.h: Don't #define environ.
13944 * config.in, configure: Regenerate.
13946 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13948 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
13949 * configure: Regenerate.
13951 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
13952 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
13953 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
13955 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
13956 LIMITS_H_TEST here, not in m68k/x-next.
13957 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
13958 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
13960 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
13961 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
13962 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
13964 * config/i386/x-djgpp: Renamed i386/t-djgpp.
13965 * config/m88k/x-dolph: Renamed m88k/t-dolph.
13966 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
13967 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
13968 replacement of quadlib.asm with quadlib.c.
13970 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
13971 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
13972 config/rs6000/xm-beos.h: Delete file.
13974 * config.gcc: Update to match above changes.
13976 2002-01-10 Kazu Hirata <kazu@hxi.com>
13978 * config/h8300/h8300.h: Fix comment typos.
13979 * config/h8300/h8300.md: Likewise.
13980 * config/h8300/lib1funcs.asm: Likewise.
13982 2002-01-10 Dale Johannesen <dalej@apple.com>
13984 PR optimization/5269
13985 * unroll.c (precondition_loop_p): Make *increment be the correct
13986 sign when n_iterations known, to avoid confusing caller.
13988 2002-01-10 Kazu Hirata <kazu@hxi.com>
13990 * doc/extend.texi (deprecated): Fix a typo.
13992 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
13994 * basic-block.h (update_br_prob_note): Declare.
13995 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
13996 (try_forward_edges): Care negative frequencies and update note.
13997 (outgoing_edges_match): Tweek conditional merging heuristics.
13998 (try_crossjump_to_edge): use update_br_prob_note.
13999 * cfglayout.c (fixup_reorder_chain): Likewise.
14000 * cfrtl.c (update_br_prob_note): New.
14001 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
14003 * i386.c (ix86_decompose_address): Return -1 if address contains
14005 (legitimate_address_p): Require ix86_decompose_address to return 1.
14007 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
14008 (cprop_insn): Likewise.
14010 2002-01-10 Kazu Hirata <kazu@hxi.com>
14012 * toplev.c: Fix formatting.
14013 * tree.c: Likewise.
14014 * tree-dump.c: Likewise.
14015 * unroll.c: Likewise.
14016 * unwind-dw2.c: Likewise.
14017 * unwind-dw2-fde.c: Likewise.
14018 * unwind-dw2-fde-glibc.c: Likewise.
14019 * unwind-sjlj.c: Likewise.
14021 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
14023 * doc/invoke.texi: Document PDP-11 options.
14025 2002-01-10 Kazu Hirata <kazu@hxi.com>
14027 * config/h8300/h8300.h: Fix formatting.
14029 2002-01-10 Ira Ruben <ira@apple.com>
14031 Add __attribute__ ((deprecated)).
14032 * extend.texi: Document __attribute__ ((deprecated)).
14033 * invoke.texi: Document -Wno-deprecated-declarations.
14034 * testsuite/g++.dg/other/deprecated.C: New C++ test.
14035 * testsuite/gcc.dg/deprecated.c: New C test.
14036 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
14037 (c_common_attribute_table): Add "deprecated" entry.
14038 (handle_deprecated_attribute): New function.
14039 * c-decl.c (deprecated_states): New enum.
14040 deprecated_state: State of "deprecated" handling.
14041 (start_decl): Set deprecated_state based on attributes.
14042 (grokdeclarator): Test for deprecated uses, propagate attribute.
14043 * c-typeck.c (build_component_ref): Test for deprecated fields.
14044 (build_external_ref): Test for deprecated primaries.
14045 * diagnostic.c (warn_deprecated_use) New function to issue
14046 warnings about __attribute__ ((depricated)) references.
14047 * flags.h (warn_deprecated_decl): Extern declared for
14048 -W[no-]deprecated-declarations option.
14049 * print-tree.c (print_node): Show deprecated flag status.
14050 * toplev.c (warn_deprecated_decl): Defined.
14051 (W_options): Added "deprecated-declaration".
14052 * toplev.h (warn_deprecated_use): Extern declared.
14053 * tree.h (struct tree_common): Define deprecated_flag.
14054 (TREE_DEPRECATED): New macro to access flag.
14055 * cp/call.c (build_call): Test for deprecated calls.
14056 * cp/class.c (add_implicitly_declared_members): Set global
14057 flag to tell grokdeclarator to not issue deprecated warnings.
14058 * cp/cp-tree.h: Add extern for adding_implicit_members.
14059 * cp/decl.c (deprecated_states): New enum.
14060 (start_decl): Set deprecated_state based on attributes.
14061 (grokdeclarator): Test for deprecated uses, propagate attribute.
14062 * cp/lex.c (do_identifier): Test for deprecated primaries.
14063 * cp/typeck.c (build_component_ref): Test for deprecated fields.
14065 2002-01-10 Ira Ruben <ira@apple.com>
14067 Fix to assign attributes to inline member functions.
14068 * cp/decl.c (start_method): Handle attrlist.
14070 2002-01-10 Kazu Hirata <kazu@hxi.com>
14072 * combine.c (expand_field_assignment): Use subreg_lsb().
14074 2002-01-10 David Edelsohn <edelsohn@gnu.org>
14076 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
14077 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
14078 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
14079 Recurse for any operand of AND as long as constant is non-zero.
14081 2002-01-10 Kazu Hirata <kazu@hxi.com>
14083 * config/h8300/h8300.md: Remove constraints from expanders.
14085 2002-01-10 Kazu Hirata <kazu@hxi.com>
14087 * varasm.c: Fix formatting.
14088 * varray.c: Likewise.
14089 * vmsdbgout.c: Likewise.
14090 * xcoffout.c: Likewise.
14092 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
14094 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
14095 update edge probabilities to match.
14097 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
14099 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
14101 * doc/languages.texi, doc/sourcebuild.texi: New files.
14102 * doc/configfiles.texi: Make a subsubsection. Update.
14103 * doc/configterms.texi: Add @node. Remove warning that this isn't
14104 instructions for building GCC.
14105 * doc/makefile.texi: Make a subsection.
14106 * doc/gccint.texi: Update.
14108 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
14110 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
14112 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
14114 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
14116 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
14118 * optabs.c (expand_fix): Look for wider integer modes first.
14120 * i386.md (mov?f): Avoid the fake const double trick for medium
14122 (min?f*/max?f*): Prohibit memory operands for i387 variant.
14123 (fop_df_4): Disable for SSE compilation.
14125 2002-01-10 Graham Stott <grahams@redhat.com>
14127 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
14128 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
14130 2002-01-10 Richard Henderson <rth@redhat.com>
14132 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
14134 2002-01-10 Richard Henderson <rth@redhat.com>
14136 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
14137 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
14139 2002-01-10 Kazu Hirata <kazu@hxi.com>
14141 * combine.c (can_combine_p): Fix a comment typo.
14143 2002-01-09 Zack Weinberg <zack@codesourcery.com>
14145 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
14146 empty list correctly. Change loop index $t to $f for
14147 consistency with rest of Makefile.
14149 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
14151 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
14152 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
14154 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
14155 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
14156 (altivec_init_builtins): Same.
14157 (altivec_expand_unop_builtin): Return NULL_RTX on error.
14158 (altivec_expand_binop_builtin): Same.
14159 (altivec_expand_ternop_builtin): Same.
14162 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
14163 ("altivec_vctuxs"): Fix typo.
14164 ("altivec_vnmsubfp"): Same.
14165 ("altivec_dssall"): New.
14166 ("altivec_mfvscr"): New.
14167 ("altivec_dss"): New.
14168 ("altivec_lvsl"): New.
14169 ("altivec_lvsr"): New.
14170 ("altivec_dstt"): New.
14171 ("altivec_dstst"): New.
14172 ("altivec_dststt"): New.
14173 ("altivec_dst"): New.
14175 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
14176 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
14178 2002-01-09 Richard Henderson <rth@redhat.com>
14180 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
14182 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
14184 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
14186 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
14188 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
14190 2002-01-09 Kazu Hirata <kazu@hxi.com>
14192 * read-rtl.c: Fix formatting.
14193 * real.c: Likewise.
14194 * regclass.c: Likewise.
14195 * regrename.c: Likewise.
14196 * reg-stack.c: Likewise.
14197 * reload1.c: Likewise.
14198 * reload.c: Likewise.
14201 2002-01-09 Kazu Hirata <kazu@hxi.com>
14203 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
14204 to extract items in the expr_list chain.
14206 2002-01-09 Richard Henderson <rth@redhat.com>
14208 * config/vax/vax.c (vax_rtx_cost): Never abort.
14210 * config/vax/vax.h (REAL_ARITHMETIC): Define.
14212 2002-01-09 Jan Hubicka <jh@suse.cz>
14214 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
14216 2002-01-09 Richard Henderson <rth@redhat.com>
14218 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
14219 Unify code from various alternatives.
14221 2002-01-09 Richard Henderson <rth@redhat.com>
14223 * regrename.c (copy_value): Ignore the copy if the source register
14224 is present in the value chain with a narrower mode.
14226 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14228 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
14229 for the c4x target. Also improve layout.
14231 2002-01-09 Richard Henderson <rth@redhat.com>
14233 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
14234 * config/m32r/m32r.md (and ior xor splitters): Swap operands
14235 to match insn patterns.
14237 2002-01-09 Richard Henderson <rth@redhat.com>
14239 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
14240 (copyprop_hardreg_forward_1): Likewise.
14242 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
14244 * pa.md (decrement_and_branch_until_zero): Change predicate for
14245 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
14247 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
14249 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
14250 gets undefined. For Darwin.
14252 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14254 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
14256 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14258 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
14260 2002-01-08 Richard Henderson <rth@redhat.com>
14262 * regrename.c (copy_value): Ignore overlapping copies.
14264 2002-01-08 Richard Henderson <rth@redhat.com>
14266 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
14267 as needed to avoid shared structure.
14269 2002-01-08 Kazu Hirata <kazu@hxi.com>
14271 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
14274 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14276 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
14277 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
14278 documentation of obsolete macros.
14279 * system.h: Poison these macros.
14280 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
14281 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
14282 config/c4x/c4x.h, config/clipper/clipper.h,
14283 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
14284 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
14285 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
14286 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
14287 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
14288 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
14289 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
14290 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
14291 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
14292 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
14293 config/sparc/sparc.h, config/stormy16/stormy16.h,
14294 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
14295 definitions and commented out definitions of obsolete macros.
14296 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
14297 of MAX_INT_TYPE_SIZE.
14299 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14301 * config/s390/s390.c (s390_preferred_reload_class): Never
14302 return ADDR_REGS if it isn't a subset of the given class.
14303 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
14304 FP_REGS, but all superclasses as well.
14306 * config/s390/s390.c (s390_function_profiler): Fix thinko.
14308 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
14309 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
14310 must not be a const_int.
14312 2002-01-08 Richard Henderson <rth@redhat.com>
14314 * Makefile.in (toplev.o): Depend on options.h.
14315 (gcc.o): Depend on specs.h.
14317 2002-01-08 Jakub Jelinek <jakub@redhat.com>
14319 * expr.c (store_expr): Convert VOIDmode constants back to target's
14322 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14324 * doc/invoke.texi: Markup gcc as @command. Refer to
14325 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
14326 of http://gcc.gnu.org/thanks.html.
14328 2002-01-08 Dale Johannesen <dalej@apple.com>
14330 * config/rs6000/rs6000.md: Add missing int register
14331 target case to movdf_low.
14333 2002-01-08 Zack Weinberg <zack@codesourcery.com>
14335 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
14336 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
14337 (cppinit.o): Depend on except.h.
14338 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
14339 s-specs): New rules.
14341 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
14342 Don't create specs.h/options.h/gencheck.h here. Remove
14343 unnecessary variable settings from last argument of AC_OUTPUT.
14344 * config.in, configure: Regenerate.
14345 * intl.c: Hardcode package name as "gcc".
14347 * cppinit.c: Include except.h.
14348 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
14350 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
14351 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
14352 (!)USING_SJLJ_EXCEPTIONS.
14353 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
14355 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14357 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
14358 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
14359 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
14360 documentation of obsolete macros.
14361 * system.h: Poison these macros.
14362 * config/d30v/d30v.h, config/ns32k/encore.h,
14363 config/stormy16/stormy16.h: Remove definitions and commented out
14364 definitions of obsolete macros.
14366 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
14368 * objc/objc-act.c (handle_class_ref): Mark the declaration of
14369 %sobjc_class_ref_%s as used - to prevent unwanted compiler
14372 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14374 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
14375 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
14376 to insn adjusting stack/frame pointer.
14377 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
14378 accept operands that cause the insn to be non-splittable.
14380 2002-01-08 Graham Stott <grahams@redhat.com>
14382 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
14383 (C_TYPE_FIELDS_VOLATILE): Likewise.
14384 (C_TYPE_BEING_DEFINED): Likewise.
14385 (C_IS_RESERVED_WORD): Likewise.
14386 (C_TYPE_VARIABLE_SIZE): Likewise.
14387 (C_DECL_VARIABLE_SIZE): Likewise.
14388 (C_MISSING_PROTOTYPE_WARNED): Likewise.
14389 (C_SET_EXP_ORIGINAL_CODE): Likewise.
14390 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
14392 (C_DECL_ANTICIPATED): Likewise.
14393 (c_build_type_variant): Add parenthesis.
14395 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14397 * gcc.c (option_map): Remove --version.
14398 (process_command): Handle -fversion following the GNU Coding
14399 Standards. Partially addresses PR other/704.
14401 2002-01-08 Graham Stott <grahams@redhat.com>
14403 * combine.c (combine_instructions): Fix typo.
14405 2002-01-08 Graham Stott <grahams@redhat.com>
14407 * debug.h: Use "tree" and "rtx" throughout.
14409 * debug.c: Likewise.
14411 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
14413 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
14414 constant pool, use the pool's version of the symbol instead.
14416 2002-01-07 Richard Henderson <rth@redhat.com>
14418 * regrename.c (find_oldest_value_reg): Ignore the value chain if
14419 the original register was copied in a mode with a fewer number of
14420 hard registers than the desired mode.
14421 (copyprop_hardreg_forward_1): Likewise.
14422 (debug_value_data): Fix loop test.
14423 * toplev.c (parse_options_and_default_flags): Reenable
14424 -fcprop-registers at -O1.
14426 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14428 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
14429 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
14431 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
14434 * config/rs6000/rs6000.md: Add altivec predicate patterns.
14436 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
14438 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
14439 (pa_output_function_prologue): Output local label at the beginning of
14440 the prologue when profiling.
14441 (hppa_profile_hook): Use the local label rather than the function label.
14442 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
14444 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14446 * config/rs6000/rs6000.c (print_operand): Remove extra space.
14447 (altivec_expand_unop_builtin): Fix thinko.
14448 (altivec_expand_binop_builtin): Same.
14449 (altivec_expand_ternop_builtin): Same.
14450 (altivec_expand_builtin): Same.
14452 2002-01-07 Richard Henderson <rth@redhat.com>
14454 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
14456 2002-01-07 Jason Merrill <jason@redhat.com>
14458 * unwind-dw2.c (execute_cfa_program): Use < again.
14460 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14462 * predict.c (combine_predictions_for_insn): Avoid division by zero.
14464 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14466 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
14467 Don't allow -1 - x -> ~x simplifications in the first pass.
14469 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14471 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
14473 (altivec_expand_binop_builtin): Same.
14474 (altivec_expand_unop_builtin): Same.
14475 (print_operand): Fix typo.
14476 (bdesc_1arg): Add vupk* variants.
14478 * rs6000.h (rs6000_builtins): Add vupk* enums.
14480 * rs6000.md: Add altivec_vupk* variants.
14482 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
14484 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
14485 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
14486 and last update dates.
14488 2002-01-07 Janis Johnson <janis187@us.ibm.com>
14490 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
14492 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
14494 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
14495 * config/avr/avr.h (CPP_SPEC): Likewise.
14496 (LINK_SPEC): Likewise.
14497 (CRT_BINUTILS_SPECS): Likewise.
14498 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14499 * doc/invoke.texi (AVR Options): Document them.
14501 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
14503 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
14506 2002-01-07 Graham Stott <grahams@redhat.com>
14508 * config/i386/i386.h: Update copyright date.
14509 (HALF_PIC_PTR): Add parenthesis.
14510 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
14511 (CONSTANT_ALIGNMENT): Add parenthesis.
14512 (DATA_ALIGNMENT): Likewise.
14513 (LOCAL_ALIGNMENT): Likewise.
14514 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
14515 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
14516 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
14517 (HARD_REGNO_NREGS): Add paranethesis.
14518 (VALID_SSE_REG_MODE): Whitespace.
14519 (VALID_MMX_REG_MODE): Whitespace.
14520 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
14521 (ix86_hard_regno_mode_ok): Add parenthesis.
14522 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
14523 (RETURN_IN_MEMORY): Whitespace.
14524 (N_REG_CLASSES): Add parenthesis.
14525 (INTEGER_CLASS_P): Add parenthesis and wrap.
14526 (FLOAT_CLASS_P): Likewise.
14527 (SSE_CLASS_P): Likewise.
14528 (MMX_CLASS_P): Likewise.
14529 (MAYBE_INTEGER_CLASS_P): Likewise.
14530 (MAYBE_FLOAT_CLASS_P): Likewise.
14531 (MAYBE_SSE_CLASS_P): Likewise.
14532 (MAYBE_MMX_CLASS_P): Likewise.
14533 (Q_CLASS_P): Likewise.
14534 (GENERAL_REGNO_P): Uppercase macro parameter.
14535 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
14536 (FP_REGNO_P): Likewise.
14537 (ANY_FP_REGNO_P): Uppercase macro parameter.
14538 (SSE_REGNO_P): Likewise.
14539 (SSE_REGNO): Likewise.
14540 (SSE_REG_P): Likewise.
14541 (SSE_FLOAT_MODE_P): Likewise.
14542 (MMX_REGNO_P): Likewise.
14543 (MMX_REG_P):Likewise.
14544 (STACK_REG_P): Likewise.
14545 (NON_STACK_REG_P): Likewise.
14546 (STACK_TOP_P): Likewise.
14547 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
14548 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
14549 (SECONDARY_MEMORY_NEEDED): Likewise.
14550 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
14551 (MD_ASM_CLOBBERS): Whitespace and wrap.
14552 (MUST_PASS_IN_STACK): Whitespace and wrap.
14553 (RETURN_POPS_ARGS): Add parenthesis.
14554 (INIT_CUMULATIVE_ARGS): Likewise.
14555 (FUNCTION_ARG): Likewise.
14556 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
14557 (SETUP_INCOMING_VARARGS): Likewise.
14558 (BUILD_VA_LIST_TYPE): Add parenthesis.
14559 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
14561 (EXPAND_BUILTIN_VA_ARG): Likewise.
14562 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
14563 (INITIALIZE_TRAMPOLINE): Add parenthesis.
14564 (INITIAL_ELIMINATION_OFFSET): Likewise.
14565 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
14566 (REGNO_OK_FOR_BASE_P): Likewise.
14567 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
14568 (REGNO_OK_FOR_DIREG_P): Likewise.
14569 (REG_OK_FOR_INDEX_P): Whitespace.
14570 (REG_OK_FOR_BASE_P): Whitespace.
14571 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
14573 (FIND_BASE_TERM): Fix typo.
14574 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
14575 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
14576 (SYMBOLIC_CONST; Whitespace.
14577 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
14578 (ENCODE_SECTION_INFO): Whitespace.
14579 (FINALIZE_PIC): Remove do { ... } while (0).
14580 (PROMOTE_MODE): Wrap in do { ... } while (0).
14581 (CONST_COSTS): Whitespace.
14582 (RTX_COSTS): Add paramethesis, whitespace and wrap.
14583 (REGISTER_MOVE_COST): Add parenthesis.
14584 (MEMORY_MOVE_COST): Likewise.
14585 (EXTRA_CC_MODES): Whitespace.
14586 (SELECT_CC_MODE): Add parenthesis and whitespace.
14587 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
14588 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
14589 (ASM_OUTPUT_LABEL): Add paramethesis.
14590 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
14591 (ASM_OUTPUT_REG_POP): Likewise.
14592 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
14593 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14595 * config/i386/i386.c: Update copyright.
14596 (CHECK_STACK_LIMIT): Add parenthesis.
14597 (AT_BP): Uppercase macro parameter.
14598 (x86_64_int_parameter_registers): Constify.
14599 (x86_64_int_return_registers): Likewise.
14600 (ix86_compare_op0): Use rtx.
14601 (construct_container): Constify INTREG parameter.
14602 (function_arg): Use rtx.
14604 * diagnostic.h: Update copyright date.
14605 (output_buffer_state): Add parenthesis.
14606 (output_buffer_format_args): Likewise.
14608 * combine.c (combine_instructions): Replace XEXP (links, 0)
14611 2002-01-06 H.J. Lu <hjl@gnu.org>
14613 * cfgcleanup.c (thread_jump): Fix 2 typos.
14615 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
14617 * config.gcc: Add support for --enable-altivec.
14619 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14621 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
14623 2002-01-06 Jakub Jelinek <jakub@redhat.com>
14625 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
14626 __objc_class_name_*.
14628 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14630 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
14632 2002-01-06 Richard Henderson <rth@redhat.com>
14634 * reorg.c (emit_delay_sequence): Remove death notes, not merely
14635 nop them out. Increment label reference count for REG_LABEL.
14636 (fill_slots_from_thread): Frob label reference count around
14637 delete_related_insns.
14639 2002-01-05 Richard Henderson <rth@redhat.com>
14641 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
14644 2002-01-05 Richard Henderson <rth@redhat.com>
14646 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
14647 * integrate.c (output_inline_function): Likewise.
14648 * toplev.c (rest_of_compilation): Do it here instead. Move call
14649 to remove_unnecessary_notes after emitting abstract instance.
14650 Force an emitted nested function to have its parent emited as well.
14651 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
14653 (rtl_for_decl_location): Do not look at reload data structures
14654 before reload has run.
14656 2002-01-05 Kazu Hirata <kazu@hxi.com>
14658 * cse.c: Fix formatting.
14659 * dwarf2asm.c: Likewise.
14660 * dwarf2out.c: Likewise.
14661 * explow.c: Likewise.
14662 * expmed.c: Likewise.
14663 * function.c: Likewise.
14664 * gcov.c: Likewise.
14665 * gencheck.c: Likewise.
14666 * genrecog.c: Likewise.
14667 * ggc-common.c: Likewise.
14668 * ggc-page.c: Likewise.
14669 * global.c: Likewise.
14671 2002-01-05 Kazu Hirata <kazu@hxi.com>
14673 * combine.c: Fix formatting.
14675 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
14678 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
14680 2002-01-05 David Edelsohn <edelsohn@gnu.org>
14682 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
14683 as 1 for __powerpc64__ as well.
14685 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
14687 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
14690 2002-01-05 Daniel Berlin <dan@dberlin.org>
14692 * lcm.c: Revert change, due to performance regression it causes on
14693 SPEC because it's slightly more conservative (sigh, I hate
14696 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
14698 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
14700 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
14702 * doc/cppinternals.texi: Update.
14704 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
14706 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
14707 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
14709 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
14710 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
14711 kludge for pre-october-14th mmix versions to handle new-found bug
14712 with PUSHJ/PUSHGO and the register stack.
14713 * config/mmix/mmix.h (struct machine_function): Rename member
14714 has_call_value_without_parameters to has_call_without_parameters.
14715 All referers changed.
14716 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
14717 TARGET_MASK_BRANCH_PREDICT): New macros.
14718 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
14719 -mno-reg-stack-fill-bug-workaround.
14720 * config/mmix/mmix.md ("call"): Set struct machine member
14721 has_call_without_parameters.
14723 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
14725 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
14727 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
14729 * cfgcleanup.c: Include tm_p.h
14730 (mark_effect): Fix handling of hard register; fix handling of SET
14732 2002-01-04 Kazu Hirata <kazu@hxi.com>
14734 * config/h8300/h8300.md (anonymous patterns): Check that
14735 operands are registers before using REGNO on them.
14737 2002-01-03 Roland McGrath <roland@frob.com>
14739 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
14741 2002-01-04 Jakub Jelinek <jakub@redhat.com>
14743 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
14744 * c-common.h (genrtl_expr_stmt_value): Likewise.
14745 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
14746 (expand_expr_stmt_value): Add maybe_last argument.
14747 Don't warn about statement with no effect if it is the last statement
14748 in expression statement.
14749 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
14750 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
14751 expand_expr_stmt_value.
14752 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
14753 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
14754 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
14755 as maybe_last to expand_expr_stmt_value.
14757 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
14759 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
14760 be passed in, do not build it.
14761 (c_begin_if_stmt): New function.
14762 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14763 * c-common.h (c_expand_start_cond): Update prototype.
14764 (c_begin_if_stmt): Prototype new function.
14765 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14766 * c-parse.in (if_prefix): Use c_begin_if_stmt,
14767 c_begin_while_stmt and c_finish_while_stmt_cond.
14769 2002-01-04 William Cohen <wcohen@redhat.com>
14771 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
14772 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14773 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14774 * config/pa/som.h (ASM_FILE_START): Likewise.
14776 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
14778 * lcm.c: Include df.h.
14779 Add available_transfer_function prototype.
14780 (compute_available): Rework to use iterative dataflow framework.
14781 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
14782 with bb_info in df.h
14783 (available_transfer_function): New function.
14785 * Makefile.in (lcm.o): add df.h to dependencies.
14787 2002-01-04 Richard Henderson <rth@redhat.com>
14789 * config/alpha/alpha.c (some_operand): Accept HIGH.
14790 (input_operand): Likewise; accept simple references to globals.
14791 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
14792 (alpha_const_double_ok_for_letter_p): Likewise.
14793 (alpha_extra_constraint): Likewise.
14794 (alpha_preferred_reload_class): Likewise. Do not force
14795 symbolic constants to memory.
14796 (alpha_legitimate_address_p): Accept simple references
14797 to small_symbolic_operand.
14798 (alpha_legitimize_address): New arg scratch. Be prepared to be
14799 called when no_new_pseudos. Emit simple symbolic references.
14800 Split integers into low, high, and rest.
14801 (alpha_expand_mov): Use alpha_legitimize_address.
14802 (some_small_symbolic_mem_operand): New.
14803 (split_small_symbolic_mem_operand): New.
14804 * config/alpha/alpha-protos.h: Update.
14805 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
14806 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14807 (EXTRA_CONSTRAINT): Likewise.
14808 (PREFERRED_RELOAD_CLASS): Likewise.
14809 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
14810 (PREDICATE_CODES): Update.
14811 * config/alpha/alpha.md: New post-reload splitters to convert
14812 simplfied symbolic operands to the form that references $29.
14813 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
14814 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
14816 2002-01-03 Richard Henderson <rth@redhat.com>
14818 * local-alloc.c (function_invariant_p): Update commentary.
14820 2002-01-04 H.J. Lu <hjl@gnu.org>
14822 * toplev.c (rest_of_compilation): Fix a typo when calling
14825 2002-01-03 Kazu Hirata <kazu@hxi.com>
14827 * c-common.c: Fix formatting.
14828 * diagnostic.c: Likewise.
14829 * doloop.c: Likewise.
14830 * dwarf2out.c: Likewise.
14832 2002-01-03 Kazu Hirata <kazu@hxi.com>
14834 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
14835 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
14837 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14839 * cpperror.c: Update comments and copyright.
14840 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
14841 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
14843 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
14845 * collect2.c (main): Use strcmp when testing for "-shared".
14847 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14849 * cppmacro.c: Don't include intl.h. Update comments.
14850 (new_number_token): Allocate enough buffer for 64-bit unsigned
14851 integers; update prototype.
14852 * cppmain.c: Update comments.
14854 2002-01-03 William Cohen <wcohen@redhat.com>
14856 * function.h (struct function): Add profile.
14857 (current_function_profile): New.
14858 doc/extend.texi: Update documentation.
14859 * final.c (final_start_function): Use current_function_profile
14860 instead of profile_flag.
14861 (profile_after_prologue): Likewise.
14862 * function.c (expand_function_start): Likewise.
14863 (expand_function_start): Likewise.
14864 * config/alpha/alpha.c (direct_call_operand):
14865 (alpha_does_function_need_gp): Likewise.
14866 (alpha_expand_prologue): Likewise.
14867 * config/arm/arm.c (arm_expand_prologue): Likewise.
14868 thumb_expand_prologue: Likewise.
14869 * config/d30v/d30v.c (d30v_stack_info): Likewise.
14870 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
14871 (fr30_expand_prologue): Likewise.
14872 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
14873 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
14874 * config/i386/i386.h (FINALIZE_PIC): Likewise.
14875 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
14876 * config/i960/i960.c (i960_output_function_prologue): Likewise.
14877 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
14878 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
14879 (m32r_expand_prologue): Likewise.
14880 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
14881 (m88k_expand_prologue): Likewise.
14882 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
14883 * config/mips/mips.c (compute_frame_size): Likewise.
14884 (mips_expand_prologue): Likewise.
14885 (mips_can_use_return_insn): Likewise.
14886 * config/pa/elf.h (ASM_FILE_START): Likewise.
14887 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14888 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14889 * config/pa/som.h (ASM_FILE_START): Likewise.
14890 * config/romp/romp.c (romp_using_r14): Likewise.
14891 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
14892 (rs6000_stack_info): Likewise.
14893 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14894 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
14895 * config/v850/v850.c (compute_register_save_size): Likewise.
14897 2002-01-03 Jakub Jelinek <jakub@redhat.com>
14899 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
14900 gen_lowpart_common fails, use gen_lowpart_SUBREG.
14902 2002-01-03 Turly O'Connor <turly@apple.com>
14904 * darwin.c (machopic_output_possible_stub_label): Don't generate
14905 stub routines for pseudo-stubs which we've just defined.
14907 2002-01-03 Kazu Hirata <kazu@hxi.com>
14909 * builtins.c: Fix formatting.
14910 * c-typeck.c: Likewise.
14911 * combine.c: Likewise.
14912 * expr.c: Likewise.
14913 * loop.c: Likewise.
14915 2002-01-03 Andreas Schwab <schwab@suse.de>
14917 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
14918 and return true if _cpp_push_next_buffer pushed a new include
14920 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
14921 _cpp_pop_file_buffer did not push a new file.
14922 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
14924 2002-01-02 Eric Christopher <echristo@redhat.com>
14926 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
14927 FIND_REG_INC_NOTE call. Update copyright.
14928 * loop.c (canonicalize_condition): Ditto.
14929 * reorg.c (delete_scheduled_jump): Ditto.
14931 2002-01-03 Kazu Hirata <kazu@hxi.com>
14933 * gcse.c: Fix formatting.
14935 2002-01-03 Graham Stott <grahams@redhat.com>
14937 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
14938 forward defs for struct tags rtx_def, union_tree, rtvec_def
14939 also output corresponding typedefs for rtx, tree, and rtvec.
14941 * system.h: Move forward defs for struct tags rtx_def, union_tree,
14942 rtvec_def along with corresponding typedefs for rtx, tree, and
14943 rtvec to config.h, hconfig.h, tconfig.h.
14945 2002-01-03 Graham Stott <grahams@redhat.com>
14947 * tree.h: Update copyright date.
14948 (IS_EXPR_CODE_CLASS): Add parenthesis.
14949 (TREE_SET_CODE): Add whitespace.
14950 (TREE_CHECK): Add parenthesis.
14951 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
14952 (CST_OR_CONSTRUCTOR_CHECK):
14953 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
14954 (TREE_SYMBOL_REFERENCED): Whitespace.
14955 (INT_CST_LT): Likewise.
14956 (INT_CST_LT_UNSIGNED): Likewise.
14957 (tree_real_cst): Unwrap comment.
14958 (tree_string): Likewise.
14959 (tree_complex): Likewise.
14960 (IDENTIFIER_POINTER): correct cast.
14961 (SAVE_EXPR_CONTEXT): Whitespace.
14962 (EXPR_WFL_FILENAME_NODE): Likewise.
14963 (EXPR_WFL_FILENAME): Remove parenthesis.
14964 (DECL_ORIGIN): Add parenthesis.
14965 (DECL_FROM_INLINE): Use NULL_TREE.
14966 (build_int_2): Whitespace.
14967 (build_type_variant): Add parenthesis.
14969 * gcc/jcf-parse.c: Update copyright date.
14970 (yyparse): Constify resource_filename.
14972 2002-01-03 Graham Stott <grahams@redhat.com>
14974 * rtl.h: Update copyright date.
14975 (RTL_CHECK1): Wrap long line.
14976 (RTL_CHECK2): Likewise.
14977 (RTL_CHECKC1): Wrap long line and whitespace.
14978 (RTL_CHECKC2): Likewise.
14979 (XWINT): Whitespace.
14985 (XBITMAP): Likewise.
14987 (XBBDEF): Likewise.
14989 (X0WINT): Likewise.
14991 (X0UINT): Likewise.
14995 (X0MODE): Likewise.
14996 (X0BITMAP): Likewise.
14997 (X0TREE): Likewise.
14998 (X0BBDEF): Likewise.
14999 (X0ADVFLAGS): Likewise.
15000 (X0CSELIB): Likewise.
15001 (X0MEMATTR): Likewise.
15002 (XCWINT): Likewise.
15004 (XCUINT): Likewise.
15008 (XCMODE): Likewise.
15009 (XCBITMAP): Likewise.
15010 (XCTREE): Likewise.
15011 (XCBBDEF): Likewise.
15012 (XCADVFLAGS): Likewise.
15013 (XCCSELIB): Likewise.
15014 (XC2EXP): Likewise.
15015 (INSN_UID): Likewise.
15016 (PREV_INSN): Likewise.
15017 (PATTERN): Likewise.
15018 (INSN_CODE): Likewise.
15019 (PUT_REG_NOTE_KIND): Likewise.
15020 (CODE_LABEL_NUMBER): Likewise.
15021 (NOTE_SOURCE_FILE): Likewise.
15022 (NOTE_BLOCK): Likewise.
15023 (NOTE_EH_HANDLER): Likewise.
15024 (NOTE_RANGE_INFO): Likewise.
15025 (NOTE_LIVE_INFO): Likewise.
15026 (NOTE_BASIC_BLOCK): Likewise.
15027 (NOTE_EXPECTED_VALUE): Likewise.
15028 (NOTE_LINE_NUMBER): Likewise.
15029 (LABEL_NAME): Likewise.
15030 (LABEL_NUSES): Likewise.
15031 (LABEL_ALTERNATE_NAME): Likewise.
15032 (ADDRESSOF_DECL): Likewise.
15033 (JUMP_LABEL): Likewise.
15034 (LABEL_NEXTREF): Likewise.
15036 (ORIGINAL_REGNO: Likewise.
15037 (HARD_REGISTER_NUM_P): Add parenthesis.
15038 (SUBREG_REG): Whitespace.
15039 (SUBREG_BYTE): Likewise.
15040 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
15041 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
15042 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
15043 (ASM_OPERANDS_INPUT_VEC): Likewise.
15044 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
15045 (ASM_OPERANDS_INPUT): Likewise.
15046 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
15047 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
15048 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
15049 (ASM_OPERANDS_INPUT_MODE): Likewise.
15050 (ASM_OPERANDS_SOURCE_FILE): Likewise.
15051 (ASM_OPERANDS_SOURCE_LINE): Likewise.
15052 (MEM_SET_IN_STRUCT_P): Minor reformat.
15053 (TRAP_CONDITION): Whitespace.
15054 (TRAP_CODE): Likewise.
15055 (COND_EXEC_TEST): Likewise.
15056 (COND_EXEC_CODE): Likewise.
15057 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
15058 (PHI_NODE_P): Add parenthesis.
15059 (plus_constant): Whitespace and add parenthesis.
15061 2002-01-03 Kazu Hirata <kazu@hxi.com>
15063 * config/avr/avr.c: Fix comment typos.
15064 * config/c4x/c4x.md: Likewise.
15065 * config/dsp16xx/dsp16xx.h: Likewise.
15066 * config/dsp16xx/dsp16xx.md: Likewise.
15067 * config/i386/i386.md: Likewise.
15068 * config/ia64/ia64.c: Likewise.
15069 * config/m32r/m32r.h: Likewise.
15070 * config/m68hc11/m68hc11.md: Likewise.
15071 * config/mmix/mmix.c: Likewise.
15072 * config/mn10200/mn10200.c: Likewise.
15073 * config/romp/romp.c: Likewise.
15074 * config/sh/sh.c: Likewise.
15075 * config/stormy16/stormy16.c: Likewise.
15076 * config/stormy16/stormy16.h: Likewise.
15077 * config/stormy16/stormy16.md: Likewise.
15079 2002-01-03 Graham Stott <grahams@redhat.com>
15081 * loop.h: Update copyright date.
15082 (LOOP_MOVABLES): Fix typo.
15083 (LOOP_REGS): Likewise.
15084 (LOOP_IVS): Likewise.
15086 2002-01-03 Graham Stott <grahams@redhat.com>
15088 * cppinit.c: Update copyright date.
15089 Don't include output.h
15090 * Makefile.in: Update copyright date.
15093 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
15096 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
15097 (-pthread) Add to RS/6000 options.
15099 2002-01-02 Kazu Hirata <kazu@hxi.com>
15101 * except.c: Fix comment typos.
15102 * loop.c: Likewise.
15103 * varasm.c: Likewise.
15104 * doc/tm.texi: Fix a typo.
15106 2002-01-02 Jakub Jelinek <jakub@redhat.com>
15108 * c-typeck.c (output_init_element): Allow initializing static storage
15109 duration objects with compound literals.
15111 2002-01-02 Richard Henderson <rth@redhat.com>
15113 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
15116 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15118 * gcc.c (default_compilers): Const-ify.
15119 * mips-tdump.c (stab_names): Likewise.
15120 * mips-tfile.c (map_coff_types, map_coff_storage,
15121 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
15122 pseudo_ops_t, pseudo_ops): Likewise.
15123 * protoize.c (default_include): Likewise
15125 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
15126 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
15127 Add array size in declaration.
15128 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
15129 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
15130 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
15131 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
15132 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
15133 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
15134 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
15135 emtens, make_nan): Const-ify.
15136 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
15137 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
15139 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
15141 * config.gcc (ia64-*-*): Set extra_headers.
15142 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
15143 * config/alpha/t-osf: Remove.
15144 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
15146 2002-01-02 David Edelsohn <edelsohn@gnu.org>
15148 * config/rs6000/t-aix43: Revert previous change.
15150 2002-01-02 Jason Merrill <jason@redhat.com>
15152 * c-decl.c (c_expand_body): Call outlining_inline_function when
15153 emitting an inline function out of line.
15155 2002-01-02 Richard Henderson <rth@redhat.com>
15157 * dwarf2out.c (limbo_die_node): Add created_for member.
15158 (new_die): New argument created_for. Update all callers.
15159 (mark_limbo_die_list): New.
15160 (dwarf2out_init): Register limbo_die_list as a root.
15161 (dwarf2out_finish): Force insert limbo dies into their function
15164 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
15167 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
15169 2002-01-02 Kazu Hirata <kazu@hxi.com>
15171 * config/h8300/fixunssfsi.c: Update copyright.
15174 * config/h8300/h8300.c: Update copyright.
15175 Eliminate warnings.
15177 2002-01-02 Kazu Hirata <kazu@hxi.com>
15179 * config/romp/romp.c: Fix comment formatting.
15180 * config/romp/romp.h: Likewise.
15181 * config/romp/romp.md: Likewise.
15182 * config/s390/s390.c: Likewise.
15183 * config/stormy16/stormy16.c: Likewise.
15184 * config/stormy16/stormy16.h: Likewise.
15186 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
15188 * c-common.h (genrtl_expr_stmt_value): Declare.
15189 * c-semantics.c (genrtl_goto_stmt): Redirect to...
15190 (genrtl_goto_stmt_value): ... this new function. Pass new
15191 argument down to expand_expr_stmt_value, taking
15192 TREE_ADDRESSABLE into account.
15193 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
15194 STMT_EXPR as addressable, i.e., one whose result we want.
15195 * expr.c (expand_expr): Don't save expression statement value
15196 of labeled_blocks or loop_exprs.
15197 * stmt.c (expand_expr_stmt): Redirect to...
15198 (expand_expr_stmt_value): ... this new function. Use new
15199 argument to tell whether to save expression value.
15200 (expand_end_stmt_expr): Reset last_expr_type and
15201 last_expr_value if we don't have either.
15202 * tree-inline.c (declare_return_variable): Mark its use
15203 statement as addressable.
15204 * tree.h: Document new use of TREE_ADDRESSABLE.
15205 (expand_expr_stmt_value): Declare.
15207 2002-01-01 Tom Rix <trix@redhat.com>
15209 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
15210 rs6000_emit_allocate_stack.
15212 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
15214 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
15215 ${srcdir}/ginclude/ to every entry in extra_headers.
15216 * configure: Regenerate.
15217 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
15218 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
15219 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
15220 * ginclude/proto.h: Rename to config/convex/proto.h.
15222 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15224 * attribs.c (handle_vector_size_attribute): Use host_integerp
15225 and tree_int_cst; remove warnings.
15226 * caller-save.c (insert_restore): Add cast to get rid of warning.
15227 (insert_save): Likewise.
15228 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
15229 * regmove.c (find_matches): Add temporary var to kill a warning.
15231 2002-01-01 Douglas B Rupp <rupp@gnat.com>
15233 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
15234 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
15235 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
15236 (vms-dwarf2eh.o): Add Makefile rule.
15237 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
15238 * config/alpha/vms-dwarf2eh.asm: New file.
15240 * gcc.c (delete_if_ordinary): Delete all versions.
15242 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
15244 * config/mmix/mmix.md: Update FIXME to not mention
15246 (MMIX_rJ_REGNUM): New define_constants constant.
15247 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
15248 "*movdicc_real"): Adjust contraints formatting.
15249 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
15250 for branch prediction.
15251 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
15253 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
15254 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
15255 number. Delete related FIXMEs.
15256 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
15257 from number to MMIX_rJ_REGNUM.
15258 (TARGET_MASK_BRANCH_PREDICT): New.
15259 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
15260 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
15261 value. Add -mbranch-predict and -mno-branch-predict.
15262 (TARGET_VERSION): Drop date.
15263 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
15264 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
15265 for finding out global symbols.
15266 (mmix_asm_output_labelref): Revert condition for global symbol.
15267 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
15268 (mmix_print_operand_punct_valid_p): A '+' is valid.
15270 See ChangeLog.6 for earlier changes.