| blob | cfa472af112801ef7ec85d1a512b7ec5892527e1 |
1 2002-05-20 H.J. Lu (hjl@gnu.org)
3 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
5 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
7 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
8 switches straight on to the assembler, do not abbreviate them.
9 * config/arm/elf.h (ASM_SPEC): As above.
10 * config/arm/semi.h (ASM_SPEC): As above.
11 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
12 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
13 -mcpu=xscale on to the assembler by default.
14 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
16 2002-05-20 Richard Henderson <rth@redhat.com>
18 * cse.c (canon_hash): Reorder do_not_record test. Always
19 allow pic_offset_table_rtx.
21 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
23 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
24 (expand_binop): Ditto (3 times).
26 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
28 * Makefile.in (distclean): Remove QMTest stuff.
29 (QMTEST_PATH): New variable.
30 (QMTESTFLAGS): Likewise.
31 (QMTESTRUNFLAGS): Likewise.
32 (QMTEST): Likewise.
33 (QMTEST_GPP_TESTS): Likewise.
34 (QMTEST_DIR): Likewise.
35 (QMTEST_DIR/context): New target.
36 (qmtest-g++): Likeise.
37 (qmtest-gui): Likewise.
38 (QMTEST_DIR/gpp-expected.qmr): Likewise.
40 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
42 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
43 an altivec register if TARGET_ALTIVEC.
45 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
46 to ALTIVEC_VECTOR_MODE.
47 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
48 (rs6000_va_arg): Vectors may go in registers if they are not
49 altivec vectors.
51 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
53 * protoize.c: Fix formatting.
55 2002-05-19 Richard Henderson <rth@redhat.com>
57 * gensupport.c (init_include_reader): Merge into ...
58 (process_include): ... here. Simplify composite path creation.
59 Plug memory leaks. Fix file/line number tracking. Do not
60 process_define_cond_exec. Return void.
61 (process_rtx): Don't check process_include return value.
63 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
65 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
66 fields.
67 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
68 traversing basic block chain.
69 (create_basic_block_structure, create_basic_block): Declaration changed.
70 (link_block, unlink_block): Declare.
71 * cfg.c (entry_exit_blocks): Initialize new fields.
72 (link_block, unlink_block): New.
73 (expunge_block_nocompact): Unlink basic block.
74 (dump_flow_info): Print prev_bb/next_bb fields.
75 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
76 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
77 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
78 * cfgrtl.c (create_basic_block_structure, create_basic_block,
79 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
80 (verify_flow_info): Check that list agrees with numbering.
82 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
84 * c-common.c (preprocessing_asm): New macro.
85 * c-lex.h (builtin_define, builtin_assert): Use pfile.
86 doc:
87 * tm.texi: Update.
88 config/alpha:
89 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
90 (CPP_SPEC): Simplify.
91 (TARGET_CPU_CPP_BUILTINS): Update.
92 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
93 (CPP_SPEC): Simplify.
94 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
95 (TARGET_OS_CPP_BUILTINS): Update.
96 * osf.h (CPP_XFLOAT_SPEC): Kill.
97 (TARGET_OS_CPP_BUILTINS): Update.
98 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
99 * osf5.h (CPP_XFLOAT_SPEC): Kill.
100 * vms.h (CPP_SUBTARGET_SPEC): Kill.
101 (TARGET_OS_CPP_BUILTINS): Update.
103 2002-05-19 Richard Henderson <rth@redhat.com>
105 * varasm.c (default_binds_local_p): Fix typo.
107 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
109 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
110 CONST_INT operand to the correct mode after adding 1 to it.
112 2002-05-19 Mark Mitchell <mark@codesourcery.com>
114 * config.gcc (powerpc-wrs-windiss*): New target.
116 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
118 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
119 (ashrdi3): Use it.
121 2002-05-18 Mark Mitchell <mark@codesourcery.com>
123 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
124 alphasort.
125 * config.in: Regenerated.
126 * configure: Regenerated.
128 2002-05-19 Richard Henderson <rth@redhat.com>
130 * target-def.h (TARGET_BINDS_LOCAL_P): New.
131 * target.h (struct gcc_target): Move boolean fields to the end.
132 Add binds_local_p.
133 * varasm.c (default_binds_local_p): New.
134 * output.h: Declare it.
136 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
137 * config/cris/cris.c (cris_encode_section_info): Likewise.
138 * config/i386/i386.c (i386_encode_section_info): Likewise.
139 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
140 * config/sh/sh.c (sh_encode_section_info): Likewise.
142 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
143 (TARGET_BINDS_LOCAL_P): New.
145 2002-05-19 Richard Henderson <rth@redhat.com>
147 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
148 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
149 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
151 * toplev.c (display_help): Kill -a -ax help.
153 * config/1750a/1750a.h, config/alpha/alpha.h,
154 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
155 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
156 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
157 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
159 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
160 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
162 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
163 (ix86_output_function_block_profiler): Kill.
164 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
165 (m68hc11_function_block_profiler): Kill.
166 * config/m68hc11/m68hc11-protos.h: Update.
167 * config/m88k/m88k.c (output_block_profiler): Kill.
168 (output_function_block_profiler): Kill.
169 * config/m88k/m88k-protos.h: Update.
171 2002-05-19 Richard Henderson <rth@redhat.com>
173 * system.h (STRIP_NAME_ENCODING): Poison it.
174 * output.h (STRIP_NAME_ENCODING): Remove.
175 (default_strip_name_encoding): Declare.
176 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
177 * target.h (strip_name_encoding): New.
178 * varasm.c (default_strip_name_encoding): New.
180 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
181 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
182 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
183 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
184 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
185 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
186 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
187 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
188 config/v850/v850.h: Use the hook, not the macro.
190 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
191 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
192 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
193 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
194 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
195 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
196 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
197 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
198 config/v850/v850.c, config/v850/v850.h:
199 Move STRIP_NAME_ENCODING to out-of-line function and add
200 TARGET_STRIP_NAME_ENCODING.
202 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
203 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
204 with TARGET_STRIP_NAME_ENCODING referencing existing function;
205 make function static.
207 * xcoffout.c: Include target.h
208 * Makefile.in (xcoffout.o): Update.
210 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
211 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
212 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
213 reloc argument unused.
214 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
216 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
217 STRIP_NAME_ENCODING docs.
219 2002-05-19 Andreas Jaeger <aj@suse.de>
221 * gengenrtl.c: Add prototype for excluded_rtx.
223 * real.h: Add prototype for exact_real_truncate.
225 2002-05-18 Richard Henderson <rth@redhat.com>
227 * system.h (ENCODE_SECTION_INFO): Poison it.
228 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
229 * target.h (encode_section_info): New.
230 * varasm.c (make_decl_rtl, output_constant_def): Use it.
231 * hooks.c (hook_tree_int_void): New.
232 * hooks.h: Declare it.
234 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
235 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
236 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
237 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
238 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
239 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
240 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
241 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
242 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
243 config/mcore/mcore-protos.h, config/mcore/mcore.c,
244 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
245 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
246 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
247 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
248 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
249 referencing existing function. Make function static.
251 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
252 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
253 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
254 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
255 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
256 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
257 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
258 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
259 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
260 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
261 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
262 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
263 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
264 Move ENCODE_SECTION_INFO to out-of-line function and add
265 TARGET_ENCODE_SECTION_INFO.
267 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
268 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
270 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
271 from SUBTARGET_*
272 (switch_to_section): Replace in_rdata case with in_readonly_data.
274 * config/h8300/h8300.c (h8300_encode_label): Make static.
275 * config/h8300/h8300-protos.h: Update.
277 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
278 from rs6000_encode_section_info; make static.
279 (rs6000_xcoff_encode_section_info): New.
281 * config/v850/v850.c (v850_encode_data_area): Make static.
282 * config/v850/v850-protos.h: Update.
284 * config/vax/vax.c: Include flags.h.
285 (vms_select_section): Fix typo.
287 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
288 ENCODE_SECTION_INFO docs.
290 2002-05-18 Richard Henderson <rth@redhat.com>
292 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
293 REGISTER_TARGET_PRAGMAS.
294 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
296 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
298 2002-05-18 Richard Henderson <rth@redhat.com>
300 * system.h (SELECT_RTX_SECTION): Poison.
301 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
302 * target.h (select_rtx_section): New.
303 * varasm.c (output_constant_pool): Use it.
304 (default_select_rtx_section, default_elf_select_rtx_section): New.
305 * output.h: Declare them.
307 * config/darwin.h (SELECT_RTX_SECTION): Move ...
308 * config/darwin.c (machopic_select_rtx_section): ... here.
309 * config/darwin-protos.h: Update.
311 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
312 * config/nextstep.c (machopic_select_rtx_section): ... here.
313 (nextstep_select_section): Rename variable to avoid macro clash.
314 * config/nextstep-protos.h: Update.
316 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
317 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
318 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
319 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
320 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
321 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
322 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
323 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
324 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
325 (SELECT_RTX_SECTION): Remove.
327 * config/darwin.h, config/elfos.h, config/nextstep.h,
328 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
329 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
330 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
331 config/sparc/lynx.h, config/xtensa/xtensa.c
332 (TARGET_ASM_SELECT_RTX_SECTION): New.
334 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
335 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
336 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
337 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
338 (ia64_aix_select_rtx_section): New.
339 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
340 redefining.
341 * config/mips/mips.c (mips_select_rtx_section): Make static.
342 Support ELF SHF_MERGE features.
343 * config/mips/mips-protos.h: Update.
344 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
345 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
346 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
347 make static, fall back to default_elf_select_rtx_section.
348 * config/rs6000/rs6000-protos.h: Update.
349 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
350 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
351 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
352 * config/romp/romp.c (romp_select_rtx_section): New.
353 * config/s390/s390.c (s390_select_rtx_section): New.
354 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
355 declarations before target macro definition.
356 (xtensa_emit_call): Use static buffer.
357 (xtensa_select_rtx_section): New.
358 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
359 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
360 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
362 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
363 SELECT_RTX_SECTION docs.
365 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
367 * i386.md (movsi/movdi): Fix template.
368 (sse2 patterns): Set attributes consistently.
370 * i386.md (pushqi2, ashrqi_*): Fix constraint.
372 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
374 * optabs.c (complex_part_zero_p): New.
375 * (expand_cmplxdiv_straight): Use it.
376 * (expand_cmplxdiv_wide): Ditto.
377 * (expand_binop): Ditto.
379 2002-05-18 Richard Henderson <rth@redhat.com>
381 * final.c (HAVE_READONLY_DATA_SECTION): New.
382 (shorten_branches): Use it instead of ifdefs.
383 * varasm.c (enum in_section): Add in_readonly_data.
384 (text_section, data_section): Tidy.
385 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
387 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
388 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
389 (READONLY_DATA_SECTION): Don't undef.
391 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
392 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
393 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
395 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
396 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
397 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
398 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
400 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
401 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
402 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
403 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
404 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
405 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
406 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
407 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
408 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
410 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
411 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
412 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
413 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
414 config/pa/pa64-hpux.h, config/sparc/litecoff.h
415 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
417 * config/elfos.h, config/netware.h, config/svr3.h,
418 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
419 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
420 config/h8300/h8300.h, config/i386/i386-interix.h,
421 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
422 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
424 * config/elfos.h, config/netware.h, config/svr3.h,
425 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
426 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
427 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
428 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
430 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
431 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
432 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
433 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
434 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
435 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
436 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
437 config/rs6000/sysv4.h, config/v850/v850.h
438 (EXTRA_SECTIONS): Remove in_const/in_rdata.
439 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
441 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
442 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
443 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
444 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
445 * config/alpha/alpha.c (alpha_start_function): Likewise.
446 (alpha_write_linkage): Likewise.
447 * config/m32r/m32r.c (m32r_select_section): Likewise.
448 * config/m88k/m88k.c (m88k_select_section): Likewise.
449 * config/mips/mips.c (mips_select_rtx_section): Likewise.
450 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
451 (rs6000_elf_select_section): Likewise.
452 * config/v850/v850.c (v850_select_section): Likewise.
454 * config/1750a/1750a.h, config/i860/sysv3.h
455 (READONLY_DATA_SECTION_ASM_OP): New.
456 READONLY_DATA_SECTION_ASM_OP.
457 * config/i386/interix.c, config/i386/winnt.c
458 (i386_pe_unique_section): Always use .rdata prefix.
459 * config/pa/som.h (readonly_data): Always switch to read-only section.
460 (READONLY_DATA_SECTION): Predicate on flag_pic.
461 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
462 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
463 (READONLY_DATA_SECTION): Update.
465 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
467 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
468 is used without -Wformat.
469 * c-common.h (warn_format_zero_length): Declare extern.
470 * c-decl.c (warn_options): Add "format-zero-length".
471 * c-format.c (warn_format_zero_length): Declare.
472 (set_Wformat): Set warn_format_zero_length for -Wformat.
473 (check_format_info): Only warn about zero-length formats if
474 warn_format_zero_length is true. Include the format type
475 name in the warning message.
476 * doc/invoke.texi: Document -Wformat-zero-length.
477 * testsuite/gcc.dg/format/zero-length-1.c: New test.
479 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
481 * timevar.c: Fix formatting.
482 * tlink.c: Likewise.
483 * toplev.c: Likewise.
484 * tree-dump.c: Likewise.
485 * tree-inline.c: Likewise.
487 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
489 * cppinit.c (cpp_post_options): If preprocessed, turn off
490 traditional. If traditional, turn off column numbers.
491 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
492 * cpptrad.c (handle_newline): Update line_base.
493 (skip_comment): Handle -Wcomment.
495 2002-05-17 Zack Weinberg <zack@codesourcery.com>
497 * cppinit.c (struct builtin): Remove unused fields.
498 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
499 (operator_array): New - was second half of builtin_array.
500 (init_builtins): Simplify loop over builtin_array/operator_array.
502 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
504 * defaults.h (UNIQUE_SECTION): Remove.
505 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
507 2002-05-17 Richard Henderson <rth@redhat.com>
509 * expr.c (init_expr_once): Don't use start/end_sequence.
510 Use rtx_alloc instead of emit_insn.
511 * toplev.c (lang_dependent_init): Run init_expr_once here ...
512 (lang_independent_init): ... not here.
514 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
516 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
518 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
520 * config/avr/avr.c (avr_regs_to_save): New function. Also check
521 for fixed registers, possibly used for global register variables.
522 (initial_elimination_offset, avr_output_function_prologue,
523 avr_output_function_epilogue): Move common code to avr_regs_to_save.
525 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
527 * Makefile.in: Update for cpptrad.c.
528 * cpphash.h (struct cpp_buffer): New members for buffer
529 overlays.
530 (struct cpp_reader): New members for traditional output.
531 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
532 * cppinit.c (cpp_create_reader): Set trad_line.
533 (cpp_destroy): Free trad_out_base if used.
534 (cpp_read_main_file): Overlay an empty buffer if traditional.
535 (cpp_finish_options): Don't do builtins.
536 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
537 (cpp_handle_option): Handle it.
538 * cpplex.c (continue_after_nul): New.
539 (_cpp_lex_direct): Use handle_nul.
540 * cpplib.h (struct cpp_options): New traditional option.
541 * cpptrad.c: New file.
543 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
545 * c-common.c (c_common_init_options): Use C89 for Objective-C,
546 and set the options flag.
547 * cppinit.c (lang_flags): Remove objc.
548 (lang_defaults): Remove OBJC and OBJCXX.
549 (set_lang): Update.
550 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
551 (cpp_handle_option): Remove -+ and -lang-objc++.
552 For ObjC, just set a flag.
553 (print_help): Update.
554 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
556 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
558 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
559 bootstrap with -mips3.
561 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
563 * final.c: Fix formatting.
564 * fix-header.c: Likewise.
565 * flow.c: Likewise.
566 * fold-const.c: Likewise.
567 * function.c: Likewise.
569 2002-05-17 David S. Miller <davem@redhat.com>
571 PR c/6689, PR optimization/6615
572 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
573 and make it a pointer to rtx. Update comments.
574 (update_equiv_regs): When scanning for equivalences, record
575 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
576 it while making the equiv replacements.
578 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
580 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
582 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
584 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
585 when encoding visibility into SYMBOL_REF_FLAG.
587 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
589 * expr.c (force_operand): Fix reversed move.
591 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
593 * doc/install.texi (Testing): Mention two common DejaGnu warnings
594 that can be ignored.
596 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
598 * doc/install.texi (Final install): Recommend to install into a
599 "clean" target directory.
601 2002-05-17 Richard Henderson <rth@redhat.com>
603 * config/ia64/ia64.md: Use braced strings instead of quoted strings
604 for code blocks. Tidy whitespace.
606 2002-05-17 Richard Henderson <rth@redhat.com>
608 * hooks.c (hook_tree_bool_false): New.
609 * hooks.h: Declare it.
610 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
611 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
612 * target.h (select_section, unique_section): New.
613 (in_small_data_p): New.
614 * varasm.c (resolve_unique_section): Use hooks instead of macros.
615 (variable_section, output_constant_def_contents): Likewise.
616 (default_select_section, default_unique_section): New.
617 (categorize_decl_for_section, default_elf_select_section): New.
618 * output.h: Declare them.
620 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
621 (TARGET_ASM_SELECT_SECTION): New.
622 (SELECT_SECTION): Move ...
623 * config/darwin.c (machopic_select_section): ... here.
624 * config/darwin-protos.h: Update.
626 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
627 (SELECT_SECTION): Move ...
628 * config/nextstep.c (nextstep_select_section): ... here.
629 * config/nextstep-protos.h: Update.
631 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
632 (TARGET_ASM_SELECT_SECTION): New.
633 * config/svr3.h (SELECT_SECTION): Remove.
635 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
636 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
637 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
638 (alpha_encode_section_info): Use it.
639 * config/alpha/alpha-protos.h: Update.
640 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
641 (SELECT_SECTION, UNIQUE_SECTION): Remove.
642 (TARGET_ASM_SELECT_SECTION): New.
643 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
645 * config/arm/pe.h (UNIQUE_SECTION): Remove.
646 (TARGET_ASM_UNIQUE_SECTION): New.
648 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
649 (avr_unique_section): Rename from unique_section; make static.
650 * config/avr/avr-protos.h: Update.
651 * config/avr/avr.h (UNIQUE_SECTION): Remove.
653 * config/c4x/c4x.h (SELECT_SECTION): Remove.
655 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
656 (TARGET_ASM_UNIQUE_SECTION): New.
657 * config/i386/i386-interix.h: Likewise.
658 * config/i386/win32.h: Likewise.
659 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
660 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
661 * config/i386/sco5.h (SELECT_SECTION): Remove.
662 (TARGET_ASM_SELECT_SECTION): New.
663 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
665 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
666 instead of SELECT_SECTION.
667 * config/m68k/dpx2.h: Likewise.
668 * config/rs6000/lynx.h: Likewise.
670 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
671 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
672 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
673 (ia64_in_small_data_p): New.
674 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
675 (ia64_aix_select_section, ia64_aix_unique_section): New.
676 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
677 (SELECT_SECTION, UNIQUE_SECTION): Remove.
679 * config/m32r/m32r.h (SELECT_SECTION): Remove.
680 (TARGET_ASM_SELECT_SECTION): New.
681 * config/m32r/m32r.c (m32r_select_section): Take align argument.
682 * config/m32r/m32r-protos.h: Update.
684 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
685 (SELECT_SECTION): Move ...
686 * config/m88k/m88k.c (m88k_select_section): ... here.
688 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
689 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
690 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
691 (mcore_unique_section): Make static.
692 * config/mcore/mcore-protos.h: Update.
694 * config/mips/elf.h (UNIQUE_SECTION): Remove.
695 (TARGET_ASM_UNIQUE_SECTION): New.
696 * config/mips/elf64.h: Likewise.
697 * config/mips/iris6gld.h: Likewise.
698 * config/mips/linux.h: Likewise.
699 * config/mips/mips-protos.h: Update.
700 * config/mips/mips.c (mips_select_section): Add align argument.
701 * config/mips/mips.h (SELECT_SECTION): Remove.
702 (TARGET_ASM_SELECT_SECTION): New.
704 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
705 * config/mmix/mmix.c (mmix_select_section): Remove.
706 (mmix_unique_section): Remove.
707 * config/mmix/mmix-protos.h: Update.
709 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
710 (SELECT_SECTION): Move ...
711 * config/pa/pa.c (pa_select_section): ... here.
712 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
714 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
715 from rs6000_select_section and make static.
716 (rs6000_elf_unique_section): Similarly.
717 (rs6000_xcoff_select_section): From xcoff.h.
718 (rs6000_xcoff_unique_section): Likewise.
719 * config/rs6000/rs6000-protos.h: Update.
720 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
721 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
722 * config/rs6000/xcoff.h: Likewise.
724 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
725 (SELECT_SECTION): Move ...
726 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
728 * config/v850/v850.h (SELECT_SECTION): Move ...
729 * config/v850/v850.c (v850_select_section): ... here.
730 (TARGET_ASM_SELECT_SECTION): New.
732 * config/vax/vms.h (SELECT_SECTION): Move ...
733 * config/vax/vax.c (vms_select_section): ... here.
734 (TARGET_ASM_SELECT_SECTION): New.
736 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
737 for the target hooks.
739 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
741 * config/arm/arm.c (emit_multi_reg_push): Do not set
742 RTX_FRAME_RELATED_P on the SEQUENCE.
744 2002-05-16 Richard Henderson <rth@redhat.com>
746 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
747 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
749 2002-05-16 Richard Henderson <rth@redhat.com>
751 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
753 * config/ia64/ia64.c (saveable_obstack): Do not declare.
755 2002-05-16 Richard Henderson <rth@redhat.com>
757 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
758 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
759 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
760 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
761 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
762 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
763 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
764 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
765 Revert "Basic block renumbering removal", and two followup patches.
767 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
769 * lcm.c (optimize_mode_switching): Revert previous change.
771 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
773 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
774 with only extant block numbers.
776 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
778 * lcm.c (optimize_mode_switching): Fix typo.
780 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
782 * flow.c (calculate_global_regs_live): Queue blocks in program order.
784 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
786 * doc/install.texi (Configuration): Document PWDCMD.
788 2002-05-16 Dale Johannesen <dalej@apple.com>
790 * combine.c (cant_combine_insn_p): Reenable combinations
791 involving hard regs unless CLASS_LIKELY_SPILLED_P.
793 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
795 * c-common.c (cb_register_builtins): Handle more built-ins
796 here rather than in gcc.c specs.
797 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
798 (cpp_options): Pass -O flags even when only preprocessing.
799 * toplev.c (set_fast_math_flags): New prototype.
800 (fast_math_flags_set_p): New.
801 (set_no_fast_math_flags): Remove.
802 (decode_f_option): Update.
803 * toplev.h (set_fast_math_flags): Update.
804 (fast_math_flags_set_p): New.
805 (set_no_fast_math_flags): Remove.
806 config:
807 * c4x/c4x.c (c4x_override_options): Update.
809 2002-05-16 Zack Weinberg <zack@codesourcery.com>
811 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
812 Default-define here.
813 (builtin_define_with_value): Can now wrap the expansion in
814 quotation marks if such is wanted.
815 (cb_register_builtins): Update calls to builtin_define_with_value.
816 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
817 here.
818 (c_common_init): Set options->stdc_0_in_system_headers.
819 * c-lex.h: Update prototype of builtin_define_with_value.
820 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
821 and REGISTER_PREFIX.
823 * cppinit.c (VERS, ULP, C, X): Kill.
824 (builtin_array): Remove entries for __VERSION__,
825 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
826 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
827 a constant.
828 (init_builtins): Kill off a bunch of now-dead code.
829 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
830 -fno-leading-underscore.
831 (cpp_handle_option): Remove code to set user_label_prefix.
832 (cpp_post_options): Likewise.
834 * cpplib.h (struct cpp_options): Remove user_label_prefix.
835 (stdc_0_in_system_headers): New.
836 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
837 stdc_0_in_system_headers) too to decide the value of __STDC__.
839 * tradcpp.c (user_label_prefix): Kill.
840 (main): Remove code handling -f(no-)leading-underscore.
841 (initialize_builtins): Don't define __REGISTER_PREFIX__
842 or __USER_LABEL_PREFIX__.
843 (install_value): Wrap compound statement in dummy loop so the
844 macro works properly in an if statement.
847 2002-05-16 Janis Johnson <janis187@us.ibm.com>
849 * loop.h (struct loop_info): Add member has_prefetch.
850 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
851 (prescan_loop): Initialize has_prefetch.
852 (struct prefetch_info): Change prefetch_in_loop and
853 prefetch_before_loop from bit fields to ints.
854 (emit_prefetch_instructions): Several small fixes.
855 (check_dbra_loop): Don't reverse loop that uses prefetch.
857 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
859 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
860 * configure.in: Likewise.
861 * fixinc/check.tpl: Likewise.
862 * fixinc/fixinc.dgux: Likewise.
863 * fixinc/fixinc.svr4: Likewise.
864 * fixinc/fixinc.winnt: Likewise.
865 * fixinc/fixincl.sh: Likewise.
866 * fixproto: Likewise.
867 * configure: Regenerate.
869 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
871 Basic block renumbering removal:
872 * basic_block.h (struct basic_block_def): Renamed index to sindex,
873 added prev_bb and next_bb fields.
874 (n_basic_blocks): Renamed to num_basic_blocks.
875 (last_basic_block): New, index of last basic block.
876 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
877 traversing basic block chain.
878 (BLOCK_NUM): index -> sindex.
879 (create_basic_block_structure, create_basic_block): Declaration changed.
880 (debug_num2bb): Declare.
881 (expunge_block_nocompact): Declaration removed.
882 (link_block, unlink_block, compact_blocks): Declare.
883 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
884 * cfg.c (entry_exit_blocks): Initialize new fields.
885 (clear_edges, alloc_block, expunge_block, cached_make_edge,
886 redirect_edge_pred, dump_flow_info, dump_edge_info,
887 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
888 free_aux_for_edges): Modified.
889 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
890 (expunge_block_nocompact): Removed.
891 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
892 find_unreachable_blocks, create_edge_list, print_edge_list,
893 verify_edge_list, flow_edge_list_print, remove_fake_successors,
894 remove_fake_edges, flow_reverse_top_sort_order_compute,
895 flow_depth_first_order_compute, flow_preorder_transversal_compute,
896 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
897 flow_dfs_compute_reverse_execute): Modified.
898 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
899 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
900 Modified.
901 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
902 merge_blocks_move_predecessor_nojumps,
903 merge_blocks_move_successor_nojumps, merge_blocks,
904 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
905 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
906 * cfglayout.c (skip_insns_after_block, label_for_bb,
907 record_effective_endpoints, scope_to_insns_finalize,
908 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
909 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
910 cfg_layout_duplicate_bb): Modified.
911 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
912 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
913 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
914 flow_loops_find, flow_loop_outside_edge_p): Modified.
915 * cfgrtl.c (create_basic_block_structure, create_basic_block,
916 flow_delete_block, compute_bb_for_insn, split_block,
917 try_redirect_by_replacing_jump, redirect_edge_and_branch,
918 force_nonfallthru_and_redirect, tidy_fallthru_edge,
919 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
920 commit_edge_insertions, commit_edge_insertions_watch_calls,
921 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
922 purge_all_dead_edges): Modified.
923 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
924 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
925 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
926 Modified.
927 * conflict.c (conflict_graph_compute): Modified.
928 * df.c (FOR_ALL_BBS): Removed.
929 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
930 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
931 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
932 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
933 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
934 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
935 * final.c (compute_alignments, final_scan_insn): Modified.
936 * flow.c (verify_local_live_at_start, update_life_info,
937 update_life_info_in_dirty_blocks, free_basic_block_vars,
938 delete_noop_moves, calculate_global_regs_live,
939 initialize_uninitialized_subregs, allocate_bb_life_data,
940 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
941 mark_used_reg, count_or_remove_death_notes): Modified.
942 * function.c (thread_prologue_and_epilogue_insns): Modified.
943 * gcse.c (struct null_pointer_info): Change typo of current_block
944 to basic_block.
945 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
946 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
947 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
948 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
949 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
950 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
951 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
952 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
953 pre_delete, one_pre_gcse_pass, compute_transpout,
954 invalidate_nonnull_info, delete_null_pointer_checks_1,
955 free_code_hoist_mem, compute_code_hoist_vbeinout,
956 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
957 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
958 compute_store_table, build_store_vectors, insert_insn_start_bb,
959 insert_store, replace_store_insn, free_store_memory, store_motion):
960 Modified.
961 * global.c (global_alloc, global_conflicts, mark_elimination,
962 build_insn_chain): Modified.
963 * graph.c (print_rtl_graph_with_bb): Modified.
964 * haifa-sched.c (sched_init): Modified.
965 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
966 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
967 if_convert): Modified.
968 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
969 compute_insert_delete, pre_edge_lcm, compute_available,
970 compute_farthest, compute_nearerout, compute_rev_insert_delete,
971 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
972 Modified.
973 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
974 * loop.c (loop_dump_aux): Modified.
975 * predict.c (combine_predictions_for_insn, estimate_probability,
976 last_basic_block_p, process_note_prediction, process_note_predictions,
977 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
978 expensive_function_p, estimate_bb_frequencies,
979 compute_function_frequency): Modified.
980 * print-rtl.c (print_rtx): Modified.
981 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
982 get_exec_counts, compute_branch_probabilities, compute_checksum,
983 branch_prob, find_spanning_tree): Modified.
984 * recog.c (split_all_insns, peephole2_optimize): Modified.
985 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
986 convert_regs_1, convert_regs_2, convert_regs): Modified.
987 * regclass.c (scan_one_insn, regclass): Modified.
988 * regmove.c (mark_flags_life_zones, regmove_optimize,
989 combine_stack_adjustments): Modified.
990 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
991 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
992 * reorg.c (dbr_schedule): Modified.
993 * resource.c (find_basic_block, init_resource_info): Modified.
994 * sbitmap.c (sbitmap_intersection_of_succs,
995 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
996 sbitmap_union_of_preds): Modified.
997 * sched-deps.c (init_dependency_caches): Modified.
998 * sched-ebb.c (schedule_ebbs): Modified.
999 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
1000 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
1001 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
1002 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
1003 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
1004 ssa_const_prop): Modified.
1005 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
1006 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
1007 * ssa.c (remove_phi_alternative, find_evaluations,
1008 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
1009 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
1010 make_regs_equivalent_over_bad_edges,
1011 make_equivalent_phi_alternatives_equival,
1012 compute_conservative_reg_partition,
1013 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
1014 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
1015 Modified.
1017 2002-05-16 Mark Mitchell <mark@codesourcery.com>
1019 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
1021 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
1023 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
1024 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
1025 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
1026 calling CONSTANT_POOL_ADDRESS_P.
1027 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
1028 to decide whether to define __arm__ or __thumb.
1029 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
1030 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
1032 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1034 * config/arc/arc.h (CPP_PREDEFINES): Remove.
1035 (CPP_SPEC): Update.
1036 (TARGET_CPU_CPP_BUILTINS): New.
1038 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
1040 * cpphash.h (cpp_macro): Move here, and make expansion a union.
1041 * cppmacro.c (cpp_macro): Remove.
1042 (enter_macro_context, replace_args, warn_of_redefinition,
1043 _cpp_create_definition, cpp_macro_definition): Update.
1045 2002-05-16 Jason Merrill <jason@redhat.com>
1047 * config/mips/mips.c (mips_output_external): Don't do sdata
1048 optimization for a variable with DECL_COMDAT set.
1050 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1052 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
1053 Cleanups for accepting modifiers on pointers.
1054 Fix predicate typos.
1055 Allow long pointers as well as int pointers.
1057 2002-05-15 Richard Henderson <rth@redhat.com>
1059 * varasm.c (merge_weak): Remove special case for extern and common.
1061 2002-05-15 Matt Hiller <hiller@redhat.com>
1063 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
1064 XFAILing.
1065 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
1066 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
1067 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
1068 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
1069 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
1070 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
1072 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1074 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
1076 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
1078 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
1079 ("altivec_mfvscr"): Read from VSCR.
1081 Add vscr sets for the following insns: altivec_vctuxs,
1082 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
1083 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
1084 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
1085 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
1086 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
1087 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
1088 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
1089 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
1090 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
1091 altivec_vsum2sws, altivec_vsumsws.
1093 * config/rs6000/rs6000.h: Add VSCR fixed register.
1094 (CALL_REALLY_USED_REGISTERS): Add vscr.
1095 (CALL_USED_REGISTERS): Same.
1096 (FIXED_REGISTERS): Same.
1097 (REG_ALLOC_ORDER): Same.
1098 (reg_class): Add VSCR_REGS.
1099 (REG_CLASS_NAMES): Same.
1100 (REG_CLASS_CONTENTS): Same.
1101 (VSCR_REGNO): New.
1102 (REGISTER_NAMES): Add vscr.
1103 (DEBUG_REGISTER_NAMES): Same.
1104 (ADDITIONAL_REGISTER_NAMES): Same.
1105 (FIRST_PSEUDO_REGISTER): Increment.
1106 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
1108 2002-05-15 Jakub Jelinek <jakub@redhat.com>
1110 * fold-const.c (fold): Fix a typo.
1112 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
1114 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
1115 comparison against the highest or lowest integer value before
1116 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
1117 transformation and that of an unsigned comparison against 0
1118 right after.
1120 2002-05-15 Richard Henderson <rth@redhat.com>
1122 * varasm.c (merge_weak): Error for any weakening after definition.
1123 Adjust weakening after use warning to catch more cases.
1124 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
1125 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
1127 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
1129 * invoke.texi (-malign-double): Re-add lost warning.
1131 * i386-protos.h (x86_output_mi_thunk): Declare.
1132 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
1133 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
1135 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
1136 when flag_asynchronous_unwind_tables is set.
1138 * flags.h (flag_reorder_functions): Declare.
1139 * function.c (prepare_function_start): Initialize frequnecy.
1140 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
1141 * Makefile.in (predict.o): Add dependency on target.h and params.h
1142 * defaults.h (HOT_TEXT_SECTION_NAME,
1143 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
1144 * predict.c (choose_function_section): New function.
1145 (estimate_bb_frequencies): Use it.
1146 * toplev.c (flag_reorder_functions): New global variable.
1147 (lang_independent_options): New.
1148 (parse_options_and_default_flags): Set.
1149 * varasm.c (assemble_start_function): Bypass functdion alignment
1150 for never executed functions.
1151 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
1152 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
1153 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
1154 Document.
1156 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
1158 * predict.c: Inlude profile.h
1159 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
1160 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
1161 Use the information about maximal counter in the program.
1163 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
1165 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
1166 probably_never_executed_bb_p): New functions.
1167 * cfgcleanup.c (outgoing_edges_match): Use them.
1168 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
1169 (maybe_hot_bb_p, probably_cold_bb_p,
1170 probably_never_executed_bb_p): New functions.
1172 * function.h (function): Add new field function_frequency.
1173 * predict.c (compute_function_frequency): New function.
1174 (estimate_probability): Call it.
1176 2002-03-09 Jakub Jelinek <jakub@redhat.com>
1178 PR optimization/5172, optimization/5200
1179 * gcse.c (gcse_main): Disable store_motion.
1181 2002-05-14 Zack Weinberg <zack@codesourcery.com>
1183 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
1184 (c_common_nodes_and_builtins): Use it.
1185 (builtin_define_with_value): New function.
1186 (cb_register_builtins): Define __SIZE_TYPE__,
1187 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
1188 using builtin_define_with_value. Use consistent notation when
1189 defining __GXX_WEAK__.
1190 (WCHAR_TYPE_SIZE): Don't redefine.
1191 (combine_strings): Don't use WCHAR_TYPE_SIZE.
1193 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
1194 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
1195 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
1196 * tradcpp.c (initialize_builtins): Likewise.
1197 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
1199 * c-lex.h (builtin_define_with_value): Prototype.
1200 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
1201 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
1202 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
1204 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
1205 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
1206 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
1207 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
1208 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
1209 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
1210 config/sparc/sol2-bi.h, config/sparc/sparc.h:
1211 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
1212 to __SIZE_TYPE__ etc from all spec strings. When this makes
1213 extra specs empty, delete them.
1215 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
1217 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
1218 for PA8000 or generating dwarf2 call frame information.
1219 (output_call): Remove DO_FRAME_NOTES check from return pointer
1220 optimization.
1221 (following_call): Return 0 when scheduling for PA8000 or generating
1222 dwarf2 call frame information. Revise comment.
1224 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1226 config/alpha:
1227 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
1228 and __IEEE_FP_INEXACT as appropriate.
1229 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
1230 (CPP_SPEC): Remove ieee defines.
1231 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
1233 2002-05-14 Richard Henderson <rth@redhat.com>
1235 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
1236 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
1238 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1240 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
1241 (CPP_SPEC): Update.
1242 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
1243 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
1244 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
1245 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
1246 (EXTRA_SPECS): Update.
1247 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
1248 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
1249 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
1250 define TARGET_OS_CPP_BUILTINS if necessary.
1252 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
1254 * gcc.c (cpp_options): Must pass -m* and -f* options
1255 to the front end even when only preprocessing.
1256 (cc1_options): Remove redundant -lang-c.
1257 * tradcpp.c (main): Ignore -m options.
1258 objc:
1259 * lang-specs.h: Similarly.
1261 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
1263 * genautomata.c (transform_3): Add code for transformation
1264 `(A,B,...)+C -> A+C,B,...'.
1266 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
1268 * final.c (end_final): Do not output profile_arcs constructor, when
1269 no functions are instrumented.
1271 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
1273 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
1275 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1277 * doc/install.texi: Remove special markup originally required for
1278 HTML generation with texi2html.
1280 2002-05-14 Andreas Schwab <schwab@suse.de>
1282 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
1283 SELECT_SECTION.
1284 (UNIQUE_SECTION): Define to get small data correctly.
1286 * varasm.c (resolve_unique_section): Add third parameter
1287 flag_function_or_data_sections and use it instead of
1288 flag_function_sections.
1289 (assemble_start_function): Pass flag_function_sections.
1290 (asm_emit_uninitialised): Pass flag_data_sections.
1291 (assemble_variable): Likewise.
1293 2002-05-14 Richard Henderson <rth@redhat.com>
1295 * config/i386/i386.md: Use define_constants for unspec numbers.
1296 * config/i386/i386.c: Likewise.
1298 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1300 * doc/contrib.texi: Update my entry.
1302 2002-05-13 Mark Mitchell <mark@codesourcery.com>
1304 * fixinc/inclhack.def (winidss_valist): Limit applicability.
1305 * fixinc/fixincl.x: Regenerated.
1306 * fixinc/tests/base/math.h: Update.
1307 * fixinc/tests/base/testing.h: Likewise.
1309 2002-05-13 Zack Weinberg <zack@codesourcery.com>
1311 * genattr.c (gen_attr): Don't emit a comma after the last
1312 enumerator.
1314 2002-05-13 Richard Henderson <rth@redhat.com>
1316 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
1317 by non-local gotos.
1318 * recog.c (peephole2_optimize): Likewise.
1320 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
1322 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
1323 input to O_BINARY.
1325 2002-05-13 Jeffrey A Law (law@redhat.com)
1327 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
1328 Update prototype and callers.
1329 (propagate_one_insn): Stack pointer adjustments kill MEMs on
1330 the mem_set_list which reference the stack pointer, as do
1331 calls to constant functions as they may clobber outgoing
1332 argument space.
1334 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
1336 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
1337 (ia32_multipass_dfa_lookahead): New function.
1339 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1341 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
1342 (translate_options): Remove 'V'.
1343 (process_command): Similarly.
1344 doc:
1345 * invoke.texi: Remove documentation of 'V'.
1347 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
1349 * config/s390/linux.h: Revert 2002-04-22 changes.
1351 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
1353 * config/fr30/fr30.md: Only allow splits of immediate loads
1354 if the destination is a register.
1356 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
1358 * Makefile.in (c-common.o, cppinit.o): Update.
1359 * c-common.c: Include except.h.
1360 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
1361 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
1362 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
1363 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
1364 CPP_PREDEFINES): Handle here.
1365 config:
1366 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
1367 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
1368 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
1369 TARGET_OS_CPP_BUILTINS.
1370 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
1371 (CPP_SPEC, EXTRA_SPECS): Update.
1372 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
1373 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
1374 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
1375 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
1376 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
1377 doc:
1378 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
1379 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
1381 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1383 * emit-rtl.c (global_rtl): Update comment.
1384 (const_double_htab, const_double_htab_hash,
1385 const_double_htab_hash, lookup_const_double): New.
1386 (const_int_htab_hash, const_int_htab_eq): Remove const
1387 qualifiers, which cause tons of warnings with RTL checking on.
1388 (gen_rtx_CONST_DOUBLE): Deleted.
1389 (const_double_from_real_value): New function - bears some
1390 resemblance to the former immed_real_const_1.
1391 (immed_double_const): Moved here from varasm.c and
1392 simplified.
1393 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
1394 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
1395 (gen_rtx): Use immed_double_const.
1396 (init_emit_once): Initialize the const_double_htab. Use
1397 REAL_VALUE_FROM_INT where possible. Can now use
1398 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
1399 * varasm.c (struct varasm_status): Remove x_const_double_chain.
1400 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
1401 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
1402 (init_varasm_status, mark_varasm_status): Don't touch
1403 x_const_double_chain.
1405 * output.h: Delete prototype for clear_const_double_mem.
1406 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
1407 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
1408 const_double_from_real_value, not immed_real_const_1, and use
1409 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
1410 CONST_DOUBLE_ATOF.
1411 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
1412 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
1413 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
1414 (gen_rtx_REG): Second arg is unsigned.
1416 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
1417 (excluded_rtx): New, return true for CONST_DOUBLE.
1418 (genmacro): Write nothing for excluded codes.
1419 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
1420 * expr.c (expand_expr): Likewise.
1421 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
1422 CONST_DOUBLE_CHAIN.
1423 * toplev.c (rest_of_compilation): Don't call
1424 clear_const_double_mem.
1426 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
1427 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
1428 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
1429 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
1430 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
1431 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
1432 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
1433 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
1435 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1437 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
1439 2002-05-12 Tom Tromey <tromey@redhat.com>
1441 * tree.h (copy_node): Don't mention TREE_PERMANENT.
1443 2002-05-12 Zack Weinberg <zack@codesourcery.com>
1445 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
1446 (scan_comma_elt): New function. Accepts whitespace in comma lists.
1447 * gensupport.h: Prototype new routines.
1448 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
1449 use of printf.
1450 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
1451 (next_comma_elt): Use scan_comma_elt.
1453 * config/i386/i386.md: Use new attribute notation to break up
1454 long lines in define_attr forms.
1456 2002-05-12 Richard Henderson <rth@redhat.com>
1458 * expr.c (compress_float_constant): New.
1459 (emit_move_insn): Use it.
1460 (float_extend_from_mem): New.
1461 (init_expr_once): Initialize it.
1462 * real.c (exact_real_truncate): New.
1464 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
1465 dropped into memory; penalize for size.
1466 (RTX_COSTS): FLOAT_EXTEND is free.
1467 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
1468 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
1470 2002-05-12 Richard Henderson <rth@redhat.com>
1472 * profile.h (profile_info): Add missing extern to declaration.
1473 * profile.c (profile_info): Define it.
1475 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1477 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
1478 used for DImode and TImode.
1480 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
1482 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
1483 fake a newline.
1485 2002-05-11 Zack Weinberg <zack@codesourcery.com>
1487 * config/rs6000/rs6000.c (rs6000_default_long_calls,
1488 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
1489 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
1490 (rs6000_override_options): Handle -m(no-)longcall.
1491 (init_cumulative_args, output_mi_thunk): Check for both
1492 longcall and shortcall attributes on the function.
1493 (rs6000_attribute_table): Add "shortcall".
1494 (rs6000_handle_longcall_attribute): Update comment.
1495 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
1496 altivec_expand_ternop_builtin): Add default clauses to switches
1497 to silence warnings.
1499 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
1500 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
1501 (TARGET_OPTIONS): Add longcall and no-longcall.
1503 * config/rs6000/rs6000.md (call_nonlocal_sysv,
1504 call_value_nonlocal_sysv): Split by alternatives. One pair
1505 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
1506 the call cookie. The other pair accepts only LR/CTR and has
1507 no restriction.
1509 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
1510 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
1511 tmake_file.
1512 * config/rs6000/rs6000-c.c: New file.
1513 * config/rs6000/t-rs6000-c-rule: New file.
1514 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
1515 Prototype rs6000_pragma_longcall.
1517 * doc/extend.texi: Document shortcall attribute.
1518 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
1520 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
1522 * reorg.c (dbr_schedule): Remove unnecessary test.
1524 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1526 * i386.md (testsi to testqi spliters): New.
1528 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
1530 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
1532 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
1534 * basic-block.h: New flag EDGE_CAN_FALLTHRU
1535 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
1536 that can be made fallthru.
1538 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
1540 * cfglayout.c (cleanup_unconditional_jumps): New static function.
1541 (cfg_layout_initialize): Use it.
1543 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
1545 * config/avr/avr.c (avr_mcu_types): Update supported devices.
1546 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1547 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1549 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
1551 * dbxout.c: Fix formatting.
1552 * dependence.c: Likewise.
1553 * df.c: Likewise.
1554 * diagnostic.c: Likewise.
1555 * doloop.c: Likewise.
1556 * dominance.c: Likewise.
1557 * doschk.c: Likewise.
1558 * dwarf2asm.c: Likewise.
1559 * dwarf2out.c: Likewise.
1560 * dwarfout.c: Likewise.
1562 2002-05-10 Richard Henderson <rth@redhat.com>
1564 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
1565 Convert integers constants as needed. Replace "nwords" field with
1566 "sizeof_bb".
1567 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
1568 * function.h: Fix typo in comment.
1569 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
1571 2002-05-10 Roger Sayle <roger@eyesopen.com>
1573 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
1574 into the equivalent (signed char)c > 0.
1576 2002-05-10 Janis Johnson <janis187@us.ibm.com>
1578 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
1579 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
1580 (struct prefetch_info): Fix spelling of member bytes_accessed.
1581 (emit_prefetch_instructions): Make dump messages more regular;
1582 restructure code to add more dump messages; use new macros for
1583 heuristics. (There are no code generation changes in any of this).
1585 2002-05-10 David S. Miller <davem@redhat.com>
1587 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
1588 (struct rtx_def): Update unchanging flag comment.
1589 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
1590 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
1591 to be handled to INSN too.
1592 (dbr_schedule): Likewise.
1593 * resource.c (next_insn_no_annul): Likewise.
1595 * cse.c (rtx_cost): Remove multiplication by power of 2 special
1596 casing.
1598 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1600 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
1601 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
1602 (possibly) work around broken /bin/sh.
1604 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1606 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
1607 . as N64/N32 libgcc_s.so subdirs.
1609 2002-05-10 David S. Miller <davem@redhat.com>
1611 * config/sparc/sparc.md: Use define_constants for unspec numbers.
1613 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
1614 more accurately.
1615 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
1616 comment.
1617 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
1618 * doc/rtl.texi: Document these macros more accurately.
1619 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
1620 JUMP_INSNs and CALL_INSNs.
1621 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
1622 or INSN_FROM_TARGET_P if the code is appropriate.
1624 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
1626 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
1627 before using SYMBOL_REF_FLAG (addr).
1629 * config/avr/avr-protos.h (avr_io_address_p): Declare.
1630 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
1631 Make non-static. Update all callers.
1632 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
1633 New insns to clear/set/test a single bit in I/O address space.
1635 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1637 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
1639 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1641 * Makefile.in: Update.
1642 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
1643 builtin_define_std): New.
1644 (c_common_init): Register CPP builtins callback.
1645 * c-common.h (flag_iso, flag_undef): New.
1646 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
1647 * c-lex.c: Don't include target.h.
1648 (cb_register_builtins): Move to c-common.c.
1649 (init_c_lex): Don't register hook here.
1650 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
1651 (cpp_define, cpp_assert): Remove.
1652 * gcc.c (cc1_options): Pass -undef to front end.
1653 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
1654 (TARGET_INITIALIZER): Update.
1655 * target.h (struct cpp_reader): Don't predeclare.
1656 (struct gcc_target): Remove cpp builtin hook.
1657 * tree.c (default_register_cpp_builtins): Remove.
1658 doc:
1659 * tm.texi: Update.
1661 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1663 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
1665 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1667 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
1668 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
1670 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1672 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
1673 * config/sparc/libgcc-sparc-glibc.ver: New file.
1674 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
1675 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
1677 2002-05-09 Jakub Jelinek <jakub@redhat.com>
1679 PR target/6429
1680 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
1681 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
1682 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
1683 base multilibs.
1684 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
1685 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
1686 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1687 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
1689 2002-05-09 Richard Henderson <rth@redhat.com>
1691 * config/ia64/ia64.md: Use define_constants for unspec numbers.
1692 * config/ia64/ia64.c: Likewise.
1694 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
1696 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
1697 (save_restore_insns): Likewise.
1698 (mips_expand_prologue, mips_expand_epilogue): Update callers.
1699 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
1701 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
1703 * athlon.md, k6.md, pentium.md, ppro.md): New files.
1704 * i386.md: Move scheduling information into new files.
1706 * i386.md (type attribute): Add "rotate" for rotate insns.
1707 (rotate insns): Set type to "rotate".
1708 (various attributes and function units): Treat rotate like shift.
1709 (pent_pair attribute): Only rotates by one bit position are
1710 pairable.
1711 (sbb insns): Explicitly set pent_pair attribute on a couple
1712 that were missing it.
1714 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
1716 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
1717 make sure that buffer starts on odd word address.
1718 (sh_va_arg): Skip odd fp registers when reading a double precision
1719 value.
1721 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1723 * tree.h (preserve_data, object_permanent_p, type_precision):
1724 Remove.
1726 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
1728 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
1729 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
1730 doc:
1731 * cpp.texi: Update for removal of obsolete features.
1733 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
1734 Jeffrey A Law (law@redhat.com)
1736 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
1737 the DFA interface for Pentium processors.
1738 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
1739 (attr_pent_pair, ix86_pent_find_pair): Remove.
1740 (ix86_sched_reorder_pentium): Remove.
1741 (ix86_sched_reorder): Remove reordering for Pentium.
1742 * i386.md (Pentium scheduling): Rewrite using DFA description.
1744 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
1746 * cfganal.c (can_fallthru): Fix fast path.
1747 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
1748 with edges to the next block.
1750 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
1751 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
1753 * final.c (end_final): Use C trees to output data structures for profiling.
1755 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
1756 (profile.o): New dependency profile.h
1757 (final.o): New dependency profile.h
1758 * profile.h: New file. New global structure profile_info.
1759 * final.h (count_edges_instrumented_now): Declare.
1760 (current_function_cfg_checksum): Declare.
1761 (function_list): New structure.
1762 (functions_head, functions_tail): New static variables.
1763 (end_final): Emits more data, removed some -ax stuff.
1764 (final): Stores function names and chcksums.
1765 * gcov-io.h (__write_gcov_string): New function.
1766 (__read_gcov_string): New function.
1767 * gcov.c (read_profile): New function.
1768 (create_program_flow_graph): Uses read_profile instead of reading
1769 da_file.
1770 (read_files): Removed da_file checking, it's done by read_profile now.
1771 * libgcc2.c (bb_function_info): New structure.
1772 (bb): New field in structure, removed some -ax stuff.
1773 (__bb_exit_func): Changed structure of da_file.
1774 * profile.c (count_edges_instrumented_now): New global variable.
1775 (current_function_cfg_checksum): New global variable.
1776 (max_counter_in_program): New global variable.
1777 (get_exec_counts): New function.
1778 (compute_checksum): New function.
1779 (instrument_edges): Sets count_edges_instrumented_now.
1780 (compute_branch_probabilities): Uses get_exec_counts instead of
1781 reading da_file.
1782 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
1783 (init_branch_prob): Removed da_file checking, done in get_exec_counts
1784 now.
1785 (end_branch_prob): Removed da_file checking, done in get_exec_counts
1786 now.
1787 * gcov.texi: Updated information about gcov file format.
1789 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
1791 * sbitmap.c: Fix formatting.
1792 * scan.c: Likewise.
1793 * scan-decls.c: Likewise.
1794 * sched-deps.c: Likewise.
1795 * sched-ebb.c: Likewise.
1796 * sched-rgn.c: Likewise.
1797 * sched-vis.c: Likewise.
1798 * sdbout.c: Likewise.
1799 * sibcall.c: Likewise.
1800 * simplify-rtx.c: Likewise.
1801 * ssa.c: Likewise.
1802 * ssa-ccp.c: Likewise.
1803 * ssa-dce.c: Likewise.
1804 * stmt.c: Likewise.
1805 * stor-layout.c: Likewise.
1806 * stringpool.c: Likewise.
1808 2002-05-09 David S. Miller <davem@redhat.com>
1810 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
1812 2002-05-07 David S. Miller <davem@redhat.com>
1814 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
1815 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
1816 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
1817 library implementation clobbers the output before the inputs
1818 are fully consumed, use stack temporary for the output.
1820 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
1822 * config/netbsd.h (CPP_SPEC): Remove.
1823 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
1824 * config/i386/netbsd.h (CPP_SPEC): Define.
1825 * config/ns32k/netbsd.h (CPP_SPEC): Define.
1826 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
1827 * config/sparc/netbsd.h (CPP_SPEC): Define.
1828 * config/vax/netbsd.h (CPP_SPEC): Define.
1830 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
1832 * read-rtl.c: Fix formatting.
1833 * real.c: Likewise.
1834 * recog.c: Likewise.
1835 * regclass.c: Likewise.
1836 * regmove.c: Likewise.
1837 * reg-stack.c: Likewise.
1838 * reload1.c: Likewise.
1839 * reload.c: Likewise.
1840 * resource.c: Likewise.
1841 * rtlanal.c: Likewise.
1842 * rtl.c: Likewise.
1843 * rtl-error.c: Likewise.
1845 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1847 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
1848 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
1850 2002-05-08 Bernd Schmidt <bernds@redhat.com>
1852 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
1853 use __SSE2__ macro instead.
1854 * config/i386/xmmintrin.h: Likewise.
1856 2002-05-08 Janis Johnson <janis187@us.ibm.com>
1858 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
1859 and use it in all invocations of these macros. Clean up comments.
1860 * rtl.c (rtl_check_failed_flag): Add an argument for the name
1861 of the flag access macro whose check failed.
1862 * doc/rtl.texi (Flags): Document additional flag uses.
1864 2002-05-08 Robert Spier <rspier@pobox.com>
1865 Neil Booth <neil@daikokuya.demon.co.uk>
1867 PR preprocessor/6521
1868 * cppfiles.c (handle_missing_header): Don't do anything
1869 different for <> includes.
1870 doc:
1871 * cppopts.texi: Update documentation for -MG.
1873 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
1875 * cpplex.c (cpp_interpret_charconst): Truncate as well as
1876 sign-extend.
1877 doc:
1878 * cpp.texi: Clarify multichar charconst valuation.
1880 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1882 * doc/invoke.texi: Document -mwindiss option.
1884 2002-05-08 Jason Merrill <jason@redhat.com>
1886 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
1888 * dwarf2out.c (gen_type_die): Abort on broken recursion.
1890 PR c++/6381
1891 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
1892 REAL_CST.
1894 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
1896 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
1897 little-endian multilibs to override arm/thumb multilibs.
1898 Do not build hardware floating point multilibs, nor apcs-26
1899 multilibs for the Thumb.
1901 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1903 PR c/6569.
1904 * varasm.c (mark_weak): New function.
1905 (merge_weak): Use it. Do not call declare_weak.
1906 (declare_weak): Use merge_weak.
1908 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1910 * cse.c (dead_libcall_p): Update counts.
1911 (delete_trivially_dead_insns): Update call of dead_libcall_p.
1913 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1915 * cfglayout.c (function_tail_eff_head): Rename to ...
1916 (function_footer): ... this one.
1917 (unlink_insn_chain): New functions.
1918 (label_for_bb): Only call block_label and emit debug message.
1919 (record_effective_endpoints): Actually unlink the headers and footers.
1920 (fixup_reorder_cahin): Re-insert the unlinked sequences.
1921 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
1922 * cfglayout.h (struct reorder_block_def): New fields footer/header;
1923 remove eff_head/eff_end.
1924 * rtl.h (set_first_insn): Declare.
1925 * emit-rtl.c (set_first_insn): New function.
1927 * cfglayout.c (fixup_reorder_chain): Dump duplicated
1928 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1929 cfg_layout_duplicate_bb): New global function.
1930 (duplicate_insn_chain): New static function.
1931 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1932 cfg_layout_duplicate_bb): Declare.
1933 (struct reorder_block_def): Add "original" field.
1934 * emit-rtl.c (emit_copy_of_insn_after): New function.
1935 * rtl.h (emit_copy_of_insn_after): Declare.
1937 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
1938 (fixup_reorder_chain): properly handle edges to exit block.
1940 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1941 Jan Hubicka <jh@suse.cz>
1943 * basic-block.h (note_prediction_to_br_prob): declare.
1944 * c-semantics.c: Inlucde predit.h
1945 (expand_stmt): predict GOTO_STMT as not taken.
1946 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
1947 (cleanup_cfg): Do not free tail_recursion_list.
1948 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
1949 (flow_delete_block): Kill predictions past end of basic block.
1950 * output.h (delete_unreachable_blocks): Declare.
1951 * predict.c (predicted_by_p, process_note_predictions,
1952 process_note_prediction, last_block_p): New function.
1953 (estimate_probability): Bypass loop on PRED_CONTINUE;
1954 do not handle noreturn heuristics; kill PRED_RETURN; add
1955 PRED_EARLY_RETURN.
1956 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
1957 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
1958 * predict.h (IS_TAKEN): New constant.
1959 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
1960 * rtl.c (NOTE_INSN_PREDICTION): New.
1961 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
1962 New macro.
1963 (insn_note): add NOTE_INSN_PREDICTION.
1964 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
1965 CFG; free tail_recursion_label_list.
1966 * stmt.c: Include predict.h;
1967 (return_prediction): New.
1968 (expand_value_return): Use it.
1969 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
1971 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
1973 * config/mips/mips.md: Name the unspecs with define_constant.
1974 (*HILO_delay): Rename to 'hilo_delay' (no star).
1975 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
1976 (reload_outdi, reload_outsi): Likewise.
1978 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
1980 * toplev.c: Fix formatting.
1982 2002-05-07 Janis Johnson <janis187@us.ibm.com>
1984 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
1985 * configure.in (ac_rtlflag_checking): New.
1986 * doc/install.texi (--enable-checking): Document RTL flag checking.
1988 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1990 * c-common.c (c_common_init): Set options->unsigned_wchar.
1991 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
1992 group target dependencies.
1993 (init_builtins, cpp_handle_option): Update.
1994 * cpplex.c (cpp_interpret_charconst): Update.
1995 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
1996 signed_char to unsigned_char, group target dependencies.
1997 * defaults.h (WCHAR_UNSIGNED): Remove.
1998 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
1999 config:
2000 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
2001 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
2002 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
2003 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
2004 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
2005 doc:
2006 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
2008 2002-05-07 Mark Mitchell <mark@codesourcery.com>
2010 * fixinc/inclhack.def (windiss_math1): New fix.
2011 (windiss_math2): Likewise.
2012 (windiss_valist): Likewise.
2013 * fixinc/fixincl.x: Regenerated.
2015 2002-05-07 Andreas Jaeger <aj@suse.de>
2017 * genautomata.c (output_internal_min_issue_delay_func): Add
2018 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
2019 (output_internal_trans_func): Likewise.
2021 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
2023 * pa.c (hppa_profile_hook): Use force_reg to get the address
2024 of the profile hook into an appropriate pseudo register.
2026 2002-05-07 Mark Mitchell <mark@codesourcery.com>
2028 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
2029 (LINK_START_SPEC): Handle it.
2030 (LINK_OS_SPEC): Likewise.
2031 (CPP_SPEC): Likewise.
2032 (STARTFILE_SPEC): Likewise.
2033 (LIB_SPEC): Likewise.
2034 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
2035 all platforms.
2036 (CRTSAVRES_DEFAULT_SPEC): New macro.
2037 (LIB_WINDISS_SPEC): New macro.
2038 (CPP_OS_WINDISS_SPEC): Likewise.
2039 (STARTFILE_WINDISS_SPEC): Likewise.
2040 (ENDFILE_WINDISS_SPEC): Likewise.
2041 (LINK_START_WINDISS_SPEC): Likewise.
2042 (LINK_OS_WINDISS_SPEC): Likewise.
2043 * config/rs6000/windiss.h: New file.
2045 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
2047 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
2049 2002-05-06 David S. Miller <davem@redhat.com>
2051 * config/sparc/sparc.md (shift insns): Do not mask off
2052 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
2053 take care of it.
2055 2002-05-06 Richard Henderson <rth@redhat.com>
2057 PR c++/6212
2058 * expr.c (highest_pow2_factor_for_type): New.
2059 (expand_assignment): Use it.
2061 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
2063 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
2064 unspec_volatile.
2065 ("altivec_mfvscr"): Same.
2067 2002-05-06 Janis Johnson <janis187@us.ibm.com>
2069 * rtl.h (struct rtx_def): Update comments.
2070 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
2071 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
2072 RTL_FLAG_CHECK macros with list of expected RTL codes.
2073 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
2074 (rtl_check_failed_flag): New.
2075 * reload1.c (reload): Use REG macro before changing rtx to MEM.
2076 (reload_cse_noop_set_p): Check rtx code before using access macro.
2077 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
2078 before using access macro.
2080 2002-05-06 Janis Johnson <janis187@us.ibm.com>
2082 * doc/rtl.texi (Flags): Update to reflect current usage.
2084 2002-05-06 Roger Sayle <roger@eyesopen.com>
2086 PR opt/3995
2087 * fold-const.c (sign_bit_p): New function.
2088 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
2089 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
2090 Reapply fold when converting (A & C) == C into (A & C) != 0.
2091 (fold_binary_op_with_conditional_arg): Fix typo in comment.
2093 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
2095 * c-common.c (warn_multichar): New.
2096 (c_common_init): Set CPP's warn_multichar.
2097 * c-common.h (warn_multichar): New.
2098 * c-decl.c (warn_multichar): Remove.
2099 * c-lex.c (lex_charconst): Update.
2100 * c-tree.h (warn_multichar): Remove.
2101 * cppexp.c (eval_token): Sign-extend charconst value.
2102 * cppinit.c (cpp_create_reader): Set warn_multichar.
2103 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
2104 each character. Update prototype. Sign-extend the result.
2105 * cpplib.h: Fix conditions.
2106 (struct cpp_options): Add new warning flag.
2107 (cpp_interpret_charconst): Update prototype.
2108 doc:
2109 * cpp.texi: Update documentation.
2111 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
2113 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
2114 Fix typo in usage of allof instead of unit.
2116 2002-05-06 Richard Henderson <rth@redhat.com>
2118 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
2119 and any jump or call for IN.
2121 2002-05-06 Bernd Schmidt <bernds@redhat.com>
2123 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
2124 -msse2.
2125 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
2127 2002-05-06 Roger Sayle <roger@eyesopen.com>
2129 * fold-const.c (lshift-double): Cast the high word to an unsigned
2130 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
2131 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
2132 avoid compiler warning. (fold): Remove redundant code from
2133 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
2135 2002-05-06 Jeff Law <law@redhat.com>
2137 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
2138 * pa.c (pa_adjust_cost): Remove all true dependency cost
2139 adjustments. Also remove support for non-DFA scheduling.
2140 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
2141 to adjust true dependency costs. Update various comments.
2142 (7100lc, 7200, 7300 scheduling): Simplify by combining the
2143 FP ALU & MPY units into a single unit.
2145 2002-05-06 Catherine Moore <clm@redhat.com>
2147 * config/v850/v850.c (compute_register_save_size): Make sure
2148 to count all of the registers that will be saved.
2150 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
2152 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
2154 2002-05-06 David S. Miller <davem@redhat.com>
2156 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
2157 allow result to overlap input operands in memory.
2159 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2161 doc:
2162 * cpp.texi: Update multichar charconst docs.
2164 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
2166 * cpplex.c (cpp_interpret_charconst): Sign-extend each
2167 character. Don't ignore excess characters. Treat
2168 multicharacter character constants as signed.
2169 (cpp_parse_escape): Clarify diagnostic.
2171 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2173 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
2174 use add instead of shift.
2175 (ashldi3_sp64): Likewise.
2176 (ashlsi3_const1, ashldi3_const1): Remove.
2177 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
2178 * config/sparc/sparc.c (const1_operand): New.
2180 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
2182 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
2184 2002-05-05 Jakub Jelinek <jakub@redhat.com>
2186 PR target/6561
2187 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
2189 2002-05-05 Richard Henderson <rth@redhat.com>
2191 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
2192 memory latency adjustments.
2193 (alpha_variable_issue): Remove.
2194 (alpha_use_dfa_pipeline_interface): New.
2195 (alpha_multipass_dfa_lookahead): New.
2196 * config/alpha/alpha.md: Remove define_function_unit scheduling;
2197 include new dfa scheduling.
2198 (attr type): Add none.
2199 (blockage): Use it.
2200 * config/alpha/ev4.md: New.
2201 * config/alpha/ev5.md: New.
2202 * config/alpha/ev6.md: New.
2204 2002-05-05 David S. Miller <davem@redhat.com>
2206 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
2208 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
2210 * cse.c: Fix formatting.
2211 * emit-rtl.c: Likewise.
2213 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2215 * genautomata.c (initiate_states): Add additional guard to
2216 initialize `units_array'.
2218 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
2220 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
2221 process_unit_to_form_the_same_automaton_unit_lists,
2222 form_the_same_automaton_unit_lists
2223 check_unit_distributions_to_automata): New prototypes and
2224 functions.
2225 (check_automata): Rename it into `check_automata_insn_issues'.
2226 (unit_decl): New fields `the_same_automaton_unit' and
2227 `the_same_automaton_message_reported_p'.
2228 (unit_decl_t): New typedef.
2229 (the_same_automaton_lists): New gloval variable.
2230 (unit_regexp, unit_set_el, units_array, units_cmp,
2231 output_get_cpu_unit_code_func): Use the typedef.
2232 (evaluate_max_reserv_cycles): Increment
2233 `description->max_insn_reserv_cycles'.
2234 (initiate_states): Don't increment `max_cycles_num'.
2235 (transform_insn_regexps): Move code around transformation of
2236 regexps from `generate'.
2237 (generate): Remove call of `transform_insn_regexps'.
2238 (expand_automata): Call `transform_insn_regexps' and
2239 `check_unit_distributions_to_automata'. Check errors before
2240 `generate'.
2242 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
2243 automaton `ultrasparc3_1'.
2245 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
2247 * c-common.c (c_common_init): Set up CPP arithmetic.
2248 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
2249 something reasonable for the host.
2250 (sanity_checks): Add checks.
2251 (cpp_read_main_file): Call sanity_checks() from here...
2252 (cpp_post_options): ... not here.
2253 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
2254 * cpplib.h (struct cpp_options): New member int_precision.
2256 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2258 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
2260 2002-05-04 David S. Miller <davem@redhat.com>
2262 * config/sparc/linux.h, config/sparc/linux64.h
2263 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
2265 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
2266 more RTX codes.
2267 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
2269 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
2270 of SETs.
2272 2002-05-05 Tim Josling <tej@melbpc.org.au>
2274 * treelang; New directory for new sample language treelang.
2276 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2278 * Makefile.in (c-lex.o): Update.
2279 * c-lex.c: Include target.h.
2280 (cb_register_builtins): New.
2281 (init_c_lex): Set builtins callback.
2282 * c-lex.h (cpp_define, cpp_assert): New prototypes.
2283 * cppinit.c (init_builtins): Use callback, including for
2284 GXX_WEAK.
2285 * cpplib.h (struct cpp_callbacks): New member.
2286 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
2287 (TARGET_INITIALIZER): Update.
2288 * target.h (struct gcc_target): New hook.
2289 * tree.c (default_register_cpp_builtins): New.
2290 * tree.h (default_register_cpp_builtins): New.
2291 doc:
2292 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
2294 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2296 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
2297 (cpp_post_options): Move sanity checks to...
2298 (sanity_checks): New.
2299 * cpplex.c (maybe_read_ucs): Fix prototype.
2300 (parse_string, cpp_parse_escape): Cast for %c format specifier.
2301 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
2302 if necessary.
2304 2002-05-04 Bernd Schmidt <bernds@redhat.com>
2306 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
2307 builtins. Use V2DI patterns instead of TI for logical operations.
2308 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
2309 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
2310 (ix86_expand_builtins): Change the pattern used for movntdq.
2311 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
2312 sse2_nandv2di3): New patterns.
2313 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
2314 on operands.
2315 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
2316 (cvtdq2pd): Correct mode on operand 1.
2317 (sse2_umulsidi3): Describe without unspec.
2318 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
2319 machine modes.
2320 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
2321 (ashlv2di3): Likewise, from sse2_ashlv2di3.
2322 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
2323 ashlv4si3, ashlv2di3): Use SImode for shift count.
2324 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
2325 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
2326 New patterns.
2327 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
2328 New typedefs.
2329 (__m128i, __m128d): New macros.
2330 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
2331 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
2332 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
2333 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
2334 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
2335 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
2336 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
2337 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
2338 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
2339 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
2340 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
2341 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
2342 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
2343 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
2344 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
2345 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
2346 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
2347 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
2348 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
2349 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
2350 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
2351 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
2352 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
2353 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
2354 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
2355 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
2356 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
2357 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
2358 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
2359 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2360 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
2361 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
2362 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
2363 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
2364 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
2365 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
2366 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
2367 functions.
2368 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
2369 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
2371 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
2373 * dwarf2out.c: Fix formatting.
2374 * varasm.c: Likewise.
2376 2002-05-04 David Edelsohn <edelsohn@gnu.org>
2378 PR c/6543
2379 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
2380 clobber and use result as temporary value.
2382 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
2384 * expr.c (force_operand): Use expand_simple_* to handle more
2385 cases.
2387 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
2389 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
2390 and sign-extension.
2391 (lex_charconst): Update for change in prototype of
2392 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
2393 appropriately.
2394 * cpphash.h (BITS_PER_CPPCHAR_T): New.
2395 * cppinit.c (cpp_create_reader): Initialize them for no
2396 change in semantics.
2397 (cpp_post_options): Add sanity checks.
2398 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
2399 and truncation issues. Calculate in type cppchar_t.
2400 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
2401 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
2402 run-time dependent precision correctly. Return whether the
2403 result is signed or not.
2404 * cpplib.c (dequote_string): Use cppchar_t; update.
2405 * cpplib.h (cppchar_signed_t): New.
2406 struct cpp_options): New precision members.
2407 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
2408 * cppexp.c (eval_token): Update.
2410 2002-05-03 David S. Miller <davem@redhat.com>
2412 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
2413 * config/sparc/sparc.c (sparc_rtx_costs): New function
2414 implementing RTX_COSTS and CONST_COSTS.
2415 * config/sparc/sparc.h (CONST_COSTS): Delete.
2416 (RTX_COSTS_CASES): Define.
2417 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
2418 the work.
2420 * config/sparc/sparc.md (DFA schedulers): Split out...
2421 * config/sparc/cypress.md, config/sparc/hypersparc.md,
2422 config/sparc/sparclet.md, config/sparc/supersparc.md,
2423 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
2425 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
2426 checks on it, always defined for Sparc.
2428 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
2429 Tweak, and add more detailed comments.
2431 2002-05-03 Zack Weinberg <zack@codesourcery.com>
2433 * Re-apply patch accidentally reverted with
2434 DFA scheduler merge: remove all rules and variables to slurp
2435 source files out of libiberty and rebuild them with HOST_CC.
2436 ($(HOST_PREFIX_1)varray.o): New rule.
2437 (genattrtab rule): Word wrap.
2439 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2441 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
2442 (CPP_SUBTARGET_SPEC): Define.
2443 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
2444 cpp_subtarget specs.
2445 (CPP_SPEC): Redefine to include %(cpp_subtarget).
2447 2002-05-03 David S. Miller <davem@redhat.com>
2449 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
2450 * target.h (struct gcc_target): Delete cycle_display member.
2452 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
2453 (rtx_needs_barrier): Delete reference to cycle_display unspec.
2454 (ia64_sched_reorder2): Mention need for cycle display handling
2455 once such notes exist.
2457 2002-05-03 Richard Henderson <rth@redhat.com>
2459 * real.c (etoasc): Strip most trailing zeros for clarity.
2460 * sched-vis.c: Include real.h.
2461 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
2462 * Makefile.in (sched-vis.o): Add real.h.
2464 2002-05-03 David S. Miller <davem@redhat.com>
2466 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
2467 no longer needed.
2469 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
2471 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
2472 when we get an out of range literal.
2473 (altivec_expand_ternop_builtin): Same.
2474 (altivec_expand_unop_builtin): Same.
2475 (altivec_expand_builtin): Same, for dss.
2476 (altivec_expand_builtin): Use trees instead of rtl when
2477 determining literal argument validity.
2479 2002-05-03 David S. Miller <davem@redhat.com>
2481 Delete cycle display scheduling hook.
2482 * config/ia64/ia64.c (ia64_cycle_display,
2483 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
2484 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
2485 and use emit_insn_before instead of ia64_emit_insn_before.
2486 * config/ia64/ia64.md (unspec usage): Delete cycle display.
2487 (cycle_display): Delete insn pattern.
2488 * config/sparc/sparc.md (unspec usage): Delete cycle display.
2489 (cycle_display): Delete insn pattern.
2490 * config/sparc/sparc.c (sparc_cycle_display,
2491 TARGET_SCHED_CYCLE_DISPLAY): Delete.
2492 * doc/md.texi (cycle_display): Don't mention.
2493 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
2495 2002-05-03 Richard Henderson <rth@redhat.com>
2497 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
2498 * recog.h: Declare them.
2500 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
2501 * config/sparc/sparc.md: Use store_data_bypass_p instead.
2502 * config/sparc/sparc-protos.h: Update.
2504 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2506 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
2507 -D__arch64__. Add -D_LP64.
2508 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
2509 from sparc.h.
2510 (CPP_ARCH64_SPEC): Likewise.
2511 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
2512 (NO_BUILTIN_SIZE_TYPE): Undef.
2514 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
2516 * genautomata.c (min_issue_delay_pass_states): Change return type
2517 in the prototype.
2518 (min_issue_delay_pass_states): Change the algorithm.
2519 (min_issue_delay): Set up min_insn_issue_delay for the state.
2520 (output_min_issue_delay_table): Interchange the nested loops and
2521 and initiate min_insn_issue_delay for states.
2523 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
2525 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
2526 jump is simplejump.
2528 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
2530 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
2531 sequence.
2533 2002-05-03 Richard Henderson <rth@redhat.com>
2535 PR opt/6534
2536 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
2537 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
2538 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
2539 code before JUMP, not EARLIEST.
2541 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
2543 * c-format.c (check_format_info_main): Don't check for presence of
2544 parameter for * width until after operand number has been read,
2545 and only check for it if format parameters are available.
2546 Fixes PR c/6547.
2548 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
2550 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
2551 (LINK_SPEC): Undef before defining.
2553 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2555 PR preprocessor/6489
2556 * tradcpp.c (fixup_newlines): New.
2557 (main, finclude): Use it.
2559 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
2561 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
2562 * config/mips/mips.c (mips_unique_section): Strip encoding from
2563 decl name.
2565 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2567 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
2568 mode.
2570 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2572 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
2573 (Specific): Removed buildstats references.
2574 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
2575 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
2576 Accomodate Solaris versions beyond 8.
2577 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
2578 (Specific, *-*-solaris2.8): Removed, obsolete.
2580 2002-05-03 Jakub Jelinek <jakub@redhat.com>
2582 PR target/6542
2583 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
2584 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
2585 fill leaf_reg_remap with identity.
2586 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
2588 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2590 * config/h8300/crti.asm: Remove trailing spaces.
2591 * config/h8300/h8300.c: Likewise.
2592 * config/h8300/lib1funcs.asm: Likewise.
2594 2002-05-02 Jason Merrill <jason@redhat.com>
2596 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
2597 * c-decl.c (c_init_decl_processing): Use it.
2598 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
2599 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
2600 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
2602 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
2604 * regrename.c: Fix formatting.
2605 * tree.c: Likewise.
2607 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
2609 * i386.md (attribute memory): Handle compares properly.
2611 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
2613 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
2614 to none.
2616 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
2618 * function.c: Fix formatting.
2620 2002-05-02 Jan Hubicka <jh@suse.cz>
2622 * haifa-sched.c (schedule_insn): Print table of instructions and
2623 reservations.
2624 (sched_block): Do not print ready list at verbosity level 1.
2625 * sched-vis.c (print_insn): Make global.
2626 * sched-ebb.c (ebb_print_insn): Rename from...
2627 (print_insn): ... this one.
2628 * sched-int.h (print_insn): Declare
2630 2002-05-02 Richard Henderson <rth@redhat.com>
2632 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
2633 emitted by cycle_display.
2635 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
2637 * doc/install.texi (*-*-freebsd*): Update to latest status.
2639 2002-05-02 Jakub Jelinek <jakub@redhat.com>
2641 PR target/6540
2642 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
2643 * config/float-sparc.h: Assume 128-bit long double if
2644 __LONG_DOUBLE_128__ is defined.
2646 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
2648 * genattrtab.c (write_function_unit_info): Add a dummy element
2649 when num_units == 0.
2651 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2653 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
2654 TYPE_MODE (double_type_node) instead of DFmode.
2656 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
2658 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
2659 jumps post reload.
2660 * toplev.c (rest_of_compilation): Revert Richard's patch.
2662 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2664 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
2666 2002-05-02 Catherine Moore <clm@redhat.com>
2668 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
2670 2002-05-02 Kazu Hirata <kazu@hxi.com>
2672 * combine.c: Fix comment typos.
2673 * expr.c: Likewise.
2674 * genautomata.c: Likewise.
2675 * stmt.c: Likewise.
2676 * tree.h: Likewise.
2678 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
2680 * doc/install.texi: State GNAT version requirements.
2682 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
2684 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
2685 of the frame pointer or arg pointer register which strict register
2686 checking is not enabled.
2688 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
2690 * gcc.dg/altivec-8.c: New.
2692 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
2693 PRE_INC and PRE_DEC for altivec modes.
2695 2002-05-01 Bruce Korb <bkorb@gnu.org>
2697 * fixinc/check.tpl(set-writable): make sure the function exists first
2698 * fixinc/inclhack.def(alpha_assert): fix test_text
2699 * fixinc/tests/base/assert.h: add in missing result
2701 2002-05-01 Jeff Law <law@redhat.com>
2703 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
2704 'T' constraint.
2706 2002-05-01 Joel Brobecker <brobecker@gnat.com>
2708 * dbxout.c (dbxout_type): Emit size information for range types,
2709 as well, but only when using GDB extensions.
2711 2002-05-01 Richard Henderson <rth@redhat.com>
2713 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
2714 target-independent gnu binutils date test.
2716 2002-05-01 Richard Henderson <rth@redhat.com>
2718 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
2719 info before expunging the block.
2721 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2723 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
2724 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
2725 -M -or -MM is in effect.
2727 2002-05-01 Zack Weinberg <zack@codesourcery.com>
2729 * config.gcc: Correct test of --enable-obsolete. Obsolete all
2730 A29k configurations.
2731 * doc/install.texi: Update to match.
2733 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2735 PR bootstrap/6514
2736 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
2737 for duplicates. Always loop over whole list.
2739 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2741 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
2743 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2745 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
2746 support routines.
2748 2002-05-01 Joel Sherrill <joel@OARcorp.com>
2750 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
2752 2002-05-01 David Edelsohn <edelsohn@gnu.org>
2754 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
2755 (nabs_nopower): Same.
2756 (floatdisf2): New pattern.
2757 (absdi2): Convert to define_insn_and_split.
2758 (nabsdi2): Same.
2759 (trunctfsf2): Same.
2760 (floatditf2): Same.
2761 (floatsitf2): Same.
2762 (fix_trunctfdi2): Same.
2763 (fix_trunctfsi2): Same.
2765 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
2767 * doc/install.texi: Update Texinfo version requirement
2768 documentation.
2770 2002-05-01 Jakub Jelinek <jakub@redhat.com>
2772 PR target/6512, PR target/5628
2773 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
2774 when memory is not aligned.
2775 (movdf_insn_v9only_vis): Likewise.
2776 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
2777 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
2778 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
2780 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
2782 * gcc.dg/altivec-7.c: New.
2784 * config/rs6000/altivec.h: Cleanup.
2786 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
2788 * doc/invoke.texi (Option Summary): Add -mvrsave=.
2789 (RS/6000 and PowerPC Options): Document -mvrsave=.
2791 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
2792 (rs6000_altivec_vrsave_string): Same.
2793 (rs6000_override_options): Call rs6000_parse_vrsave_option.
2794 (rs6000_parse_vrsave_option): New.
2795 (rs6000_stack_info): Only generate vrsave instructions when
2796 TARGET_ALTIVEC_VRSAVE.
2798 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
2799 (rs6000_altivec_vrsave_string): Define extern.
2800 (rs6000_altivec_vrsave): Same.
2801 (TARGET_ALTIVEC_VRSAVE): New.
2803 2002-04-30 Richard Henderson <rth@redhat.com>
2805 PR opt/6516
2806 * toplev.c (rest_of_compilation): Don't run cross-jump before
2807 bb-reorder.
2809 2002-04-30 Tom Rix <trix@redhat.com>
2811 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
2812 check which_alternative.
2814 2002-04-30 Kazu Hirata <kazu@hxi.com>
2816 * cpplex.c: Fix comment formatting.
2817 * function.c: Likewise.
2818 * integrate.c: Likewise.
2819 * regrename.c: Likewise.
2820 * sibcall.c: Likewise.
2821 * simplify-rtx.c: Likewise.
2822 * tree-inline.c: Likewise.
2824 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2826 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
2827 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
2828 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
2829 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
2830 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
2831 * pa/x-ada: New file. Define ADA_CFLAGS.
2833 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
2835 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
2836 from MMIX_LAST_REGISTER_FILE_REGNUM.
2837 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
2838 (struct machine_function): New member highest_saved_stack_register
2839 previously static variable in mmix.c.
2840 (MACHINE_DEPENDENT_REORG): Define.
2841 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
2842 (MMIX_OUTPUT_REGNO): New.
2843 (mmix_target_asm_function_prologue): Move calculation of last used
2844 saved-stack-register into...
2845 (mmix_machine_dependent_reorg): New function. Update to also handle
2846 !TARGET_ABI_GNU.
2847 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
2848 register names, simplify somewhat by new variable regno.
2849 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
2850 register.
2851 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
2852 emitting register names.
2853 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
2854 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
2855 Remove fixed FIXME.
2856 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
2857 Declare.
2859 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
2861 2002-04-30 Richard Henderson <rth@redhat.com>
2863 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2864 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
2865 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
2866 emit_tfmode_cvt): New.
2867 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
2868 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
2869 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
2870 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
2871 * config/sparc/sparc-protos.h: Update.
2873 2002-04-30 Janis Johnson <janis187@us.ibm.com>
2875 * install.texi (Final install): Add to the list of info to include
2876 in a report of a successful bootstrap, and add link to 3.1 list.
2878 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
2880 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
2881 (mode): Add vector modes
2882 (i387): Kill attribute.
2883 (unit): New attribute.
2884 (length_immediate): Grok new types.
2885 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
2886 (modrm): Use "unit".
2887 (memory): Handle MMX/SSE properly.
2888 (scheduling descriptions): Kill uses of fop1.
2889 (sse, mmx, fp patterns): Set type and mode properly.
2891 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
2893 * pa.c (override_options): Default to PA8000 scheduling.
2894 * doc/invoke.texi (HP-PA options): Mention newly added 7300
2895 scheduling parameter.
2897 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
2898 handling of double precision multiplies.
2900 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
2901 fpdiv and fpsqrt instructions.
2902 (7200 & 7300 scheduling): Fix typo in handling of
2903 store-load and store-store penalties.
2905 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2907 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
2908 mips. Add two missing commas.
2910 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
2912 * doc/contrib.texi (Contributors): Update Paolo Carlini's
2913 and Benjamin Kosnik's entries.
2915 2002-04-29 David S. Miller <davem@redhat.com>
2917 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
2918 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
2919 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
2920 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2922 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2924 * combine.c (find_split_point): Use gen_int_mode.
2926 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
2928 Merging code from dfa-branch:
2930 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
2932 * genautomata.c (output_reserv_sets): Fix typo.
2934 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
2936 * genautomata.c (output_reserv_sets): Remove
2937 next_cycle_output_flag.
2939 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
2941 * sched-rgn.c (init_ready_list): Make the DFA code handle
2942 USE/CLOBBER insns in the same way as the traditional
2943 scheduler.
2944 (new_ready): Similarly..
2946 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
2948 * haifa-sched.c (schedule_block): Change the DFA state only after
2949 issuing insn.
2951 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
2953 * pa.c (hppa_use_dfa_pipeline_interface): New function.
2954 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
2955 (override_options): Add PA7300 scheduling support.
2956 (pa_adjust_cost): Update various comments. Properly
2957 handle anti and output dependencies when using the
2958 DFA scheduler.
2959 (pa_issue_rate): Add PA7300 scheduling support.
2960 (pa_can_combine_p): Call extract_insn before calling
2961 constrain_operands (taken from mainline tree).
2962 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
2963 * pa.md (cpu attr): Add 7300. Rewrite pipeline
2964 descriptions using DFA descriptions. Add PA7300
2965 scheduling support.
2967 2002-03-30 David S. Miller <davem@redhat.com>
2969 Add UltraSPARC-III DFA scheduling support.
2970 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
2971 Update FP conditional move on register insn patterns to use it, as
2972 appropriate.
2973 (define_attr cpu): Add ultrasparc3.
2974 (define_attr us3load_type): New, update integer load patterns to
2975 set it, as appropriate.
2976 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
2977 (rest): Add UltraSPARC3 scheduling description.
2978 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
2979 (PROCESSOR_ULTRASPARC3): New.
2980 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
2981 ({ASM,CPP}_CPU_SPEC): Likewise.
2982 (REGISTER_MOVE_COST): Likewise.
2983 (RTX_COSTS): Likewise.
2984 * config/sparc/sparc.c (sparc_override_options,
2985 sparc_initialize_trampoline, sparc64_initialize_trampoline,
2986 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2987 sparc_issue_rate): Likewise.
2988 * config/sparc/sol2.h: Likewise.
2989 * config/sparc/sol2-sld-64.h: Likewise.
2990 * config/sparc/linux64.h: Likewise.
2992 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
2994 * doc/md.texi: Add comments about usage the latency time for the
2995 different dependencies and about case when two or more conditions
2996 in different define_insn_reservations returns TRUE for an insn.
2998 * doc/md.texi: Add reference for automaton based pipeline
2999 description.
3001 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
3003 * doc/passes.texi: Add missed information about genattrtab.
3005 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
3007 * genautomata.c (output_automata_list_transition_code): Check
3008 automata_list on NULL.
3010 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
3012 * genautomata.c (output_insn_code_cases,
3013 output_automata_list_min_issue_delay_code,
3014 output_automata_list_transition_code,
3015 output_automata_list_state_alts_code): Comment the functions.
3017 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
3019 * genautomata.c (automata_list_el_t): New typedef.
3020 (get_free_automata_list_el,free_automata_list_el,
3021 free_automata_list, automata_list_hash, automata_list_eq_p,
3022 initiate_automata_lists, automata_list_start, automata_list_add,
3023 automata_list_finish, finish_automata_lists,
3024 output_insn_code_cases, output_automata_list_min_issue_delay_code,
3025 output_automata_list_transition_code,
3026 output_automata_list_state_alts_code, add_automaton_state,
3027 form_important_insn_automata_lists): New functions and prototypes.
3028 (insn_reserv_decl): Add members important_automata_list and
3029 processed_p.
3030 (ainsn): Add members important_p.
3031 (automata_list_el): New structure.
3032 (first_free_automata_list_el, current_automata_list,
3033 automata_list_table): New global variables.
3034 (create_ainsns): Initiate member important_p.
3035 (output_internal_min_issue_delay_func): Generate the switch and
3036 call output_insn_code_cases.
3037 (output_internal_trans_func, output_internal_state_alts_func):
3038 Ditto.
3039 (generate): Call initiate_automata_lists.
3040 (automaton_states): New global variable.
3041 (expand_automata): Call form_important_insn_automata_lists.
3042 (write_automata): Call finish_automata_lists.
3044 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
3046 * genautomata.c (add_excls, add_presence_absence): Check that
3047 cpu units in the sets belong the same automaton.
3049 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
3050 about that cpu units in the sets belong the same automaton.
3052 * doc/md.texi: Ditto.
3054 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
3055 Nitin Gupta <niting@noida.hcltech.com>
3057 * config/sh/sh.c (sh_use_dfa_interface): New function.
3059 (sh_issue_rate): New Function.
3060 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
3061 TARGET_SCHED_ISSUE_RATE: define.
3063 * config/sh/sh.md: Add DFA based pipeline description for SH4.
3065 (define_attr insn_class): New attribute used for DFA
3066 scheduling.
3067 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
3068 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
3069 cmpeqdi_t): Likewise.
3071 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
3072 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
3073 ex_group.
3074 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
3076 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3078 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
3079 break.
3081 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
3083 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
3084 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
3085 necessary.
3086 (output_dfa_start_func): Initiate new variable insn_codes_length,
3087 (write_automata): Output definition of the new variable.
3089 2001-10-02 David S. Miller <davem@redhat.com>
3091 * haifa-sched.c (advance_one_cycle): New function.
3092 (schedule_block): Use it.
3093 (queue_to_ready): Use it, and also make sure to advance the DFA
3094 state on all stall cycles, not just those where insn_queue links
3095 are found.
3097 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
3099 * haifa-sched.c (max_issue): Remove last_p argument. Only return
3100 non-zero if the highest-priority instruction could be scheduled.
3101 (choose_ready): Remove last argument from max_issue call.
3103 2001-09-28 David S. Miller <davem@redhat.com>
3105 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
3106 ultrasparc and 3 for other multi-issue sparcs.
3108 2001-09-27 David S. Miller <davem@redhat.com>
3110 * config/sparc/sparc.md (cycle_display): New pattern.
3111 * config/sparc/sparc.c (sparc_cycle_display): New.
3112 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
3114 2001-09-25 David S. Miller <davem@redhat.com>
3116 Convert all of Sparc scheduling to DFA
3117 * config/sparc/sparc.md: Kill all define_function_unit
3118 directives and replace with DFA equivalent.
3119 * config/sparc/sparc.c (ultrasparc_adjust_cost,
3120 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
3121 ultra_fpmode_conflict_exists, ultra_find_type,
3122 ultra_build_types_avail, ultra_flush_pipeline,
3123 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
3124 ultrasparc_variable_issue, ultrasparc_sched_init,
3125 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
3126 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
3127 ultra_cur_hist, ultra_cycles_elapsed): Kill.
3128 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
3129 ultrasparc_store_bypass_p): New.
3130 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
3131 Declare.
3133 2001-09-24 David S. Miller <davem@redhat.com>
3135 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
3136 ready->vec[foo] not ready[foo].
3138 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
3140 * doc/md.texi: Correct examples for define_insn_reservations
3141 `mult' and `div'.
3143 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
3145 * genautomata.c (create_automata): Print message about creation of
3146 each automaton.
3147 (generate): Remove printing meease about creation of
3148 automata.
3150 2001-09-05 David S. Miller <davem@redhat.com>
3152 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3153 * config/sparc/linux64.h: Likewise.
3155 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
3157 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
3158 schedule_block, sched_init, sched_finish): Add missed calls of
3159 use_dfa_pipeline_interface.
3161 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
3162 Ditto.
3164 * sched-vis.c (get_visual_tbl_length): Ditto.
3166 2001-08-27 Richard Henderson <rth@redhat.com>
3168 * genattr.c (main): Emit state_t even when not doing scheduling.
3170 2001-08-27 Richard Henderson <rth@redhat.com>
3172 * genautomata.c (expand_automata): Always create a description.
3174 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3176 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3177 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3178 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3179 RTL constructions.
3181 * genattr.c (main): New variable num_insn_reservations. Increase
3182 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3183 pipeline hazard recognizer interface.
3185 * genattrtab.h: New file.
3187 * genattrtab.c: Include genattrtab.h.
3188 (attr_printf, check_attr_test, make_internal_attr,
3189 make_numeric_value): Move protypes into genattrtab.h. Define them
3190 as external.
3191 (num_dfa_decls): New global variable.
3192 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3193 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3194 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3195 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3197 * genautomata.c: New file.
3199 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3201 * sched-int.h: (curr_state): Add the external definition for
3202 automaton pipeline interface.
3203 (haifa_insn_data): Add comments for members blockage and units.
3205 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3206 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3207 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3208 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3209 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3210 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3211 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3212 macros.
3213 (TARGET_SCHED): Use the new macros.
3215 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3216 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3217 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3218 dfa_bubble): New members in gcc_target.sched.
3220 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3221 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3222 (insn_queue): Redefine it as pointer to array.
3223 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3224 INSN_QUEUE_SIZE.
3225 (max_insn_queue_index_macro_value): New variable.
3226 (curr_state, dfa_state_size, ready_try): New varaibles for
3227 automaton interface.
3228 (ready_element, ready_remove, max_issue): New function prototypes
3229 for automaton interface.
3230 (choose_ready): New function prototype.
3231 (insn_unit, blockage_range): Add comments.
3232 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3233 FUNCTION_UNITS_SIZE == 0.
3234 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3235 actual_hazard, potential_hazard): Add comments.
3236 (insn_cost): Use cost -1 as undefined value. Remove
3237 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3238 pipeline interface.
3239 (ready_element, ready_remove): New functions for automaton
3240 interface.
3241 (schedule_insn): Add new code for automaton pipeline interface.
3242 (queue_to_ready): Add new code for automaton pipeline interface.
3243 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3244 (debug_ready_list): Print newline when the queue is empty.
3245 (max_issue): New function for automaton pipeline interface.
3246 (choose_ready): New function.
3247 (schedule_block): Add new code for automaton pipeline interface.
3248 Print ready list before scheduling each insn.
3249 (sched_init): Add new code for automaton pipeline interface.
3250 Initiate insn cost by -1.
3251 (sched_finish): Free the current automaton state and finalize
3252 automaton pipeline interface.
3254 * sched-rgn.c: Include target.h.
3255 (init_ready_list, new_ready, debug_dependencies): Add new code for
3256 automaton pipeline interface.
3258 * sched-vis.c: Include target.h.
3259 (get_visual_tbl_length): Add code for automaton interface.
3260 (target_units, print_block_visualization): Add comments.
3262 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3263 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3264 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3265 (getruntime.o, genautomata.o): New entries.
3266 (genattrtab.o): Add new dependency file genattrtab.h.
3267 (genattrtab): Add new dependencies. Link it with `libm.a'.
3268 (getruntime.o, hashtab.o): New entries for canadian cross.
3270 * doc/md.texi: Description of automaton based model.
3272 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3273 Add comments.
3274 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3275 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3276 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3277 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3278 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3279 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3280 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3281 hook descriptions.
3282 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3283 MAX_DFA_ISSUE_RATE): New macro descriptions.
3285 * doc/contrib.texi: Add dfa based scheduler contribution.
3287 * doc/gcc.texi: Add more information about genattrtab.
3289 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3291 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
3292 adjust_address_nv call.
3294 2002-04-29 Janis Johnson <janis187@us.ibm.com>
3296 * doc/install.texi (Testing): Provide additional information, and
3297 a stronger encouragement, for running the testsuites.
3299 2002-04-29 DJ Delorie <dj@redhat.com>
3301 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
3302 given in upper case.
3304 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3306 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
3307 Solaris 2 <widec.h> if missing.
3308 * fixinc/fixincl.x: Regenerate.
3309 * fixinc/tests/base/widec.h: New file.
3311 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
3313 * toplev.c (f_options): Add "profile" switch so that
3314 -fno-profile can be used to disable -p.
3316 2002-04-29 Bernd Schmidt <bernds@redhat.com>
3318 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
3319 UV2DImode.
3320 * tree.c (build_common_tree_nodes_2): Likewise.
3321 * tree.h (enum tree_index): Likewise.
3322 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
3324 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
3325 entries.
3326 (init_mmx_sse_builtins): Initialize SSE2 builtins.
3327 (ix86_expand_builtin): Add support for SSE2 builtins.
3328 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
3329 (VALID_SSE_REG_MODE): Use it.
3330 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
3331 (enum ix86_builtins): Add SSE2 builtins.
3332 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
3333 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
3334 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
3335 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
3336 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
3337 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
3338 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
3339 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
3340 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
3341 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
3342 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
3343 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
3344 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
3345 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
3346 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
3347 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
3348 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
3349 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
3350 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
3351 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
3352 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
3353 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
3354 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
3355 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
3356 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
3357 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
3358 lfence_insn): New patterns.
3359 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
3360 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
3362 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
3364 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
3366 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3368 * doc/contrib.texi (Contributors): Add Paolo Carlini and
3369 Janis Johnson.
3370 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
3371 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
3372 and CPU instead of cpu.
3374 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3376 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
3377 variables.
3378 (lang_independent_options): Add -fif-conversion, -fif-conversion2
3379 (rest_of_compilation): Do if conversion only when asked for.
3380 (parse_options_and_default_flags): Set new variables to 1 for -O1
3381 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
3383 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
3385 * i386.c (dbx64_register_map): Fix typo.
3387 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
3389 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
3390 real_one_half, real_bb_freq_max): New static variables.
3391 (debug_profile_bbauxs): Kill.
3392 (process_note_predictions): Kill unused variable.
3393 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
3394 volatile double.
3395 (propagate_freq): Use REAL_ARITHMETICS.
3396 (estimate_bb_frequencies): Likevise; init new static variables.
3397 * Makefile.in (predict.o): Add dependency on real.h
3399 2002-04-28 David S. Miller <davem@redhat.com>
3401 PR target/6500
3402 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
3403 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
3404 several {reads,writes} instead.
3405 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
3406 Define.
3408 2002-04-27 David S. Miller <davem@redhat.com>
3410 PR target/6494
3411 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
3412 of the stack bias.
3414 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
3415 including signal.h and sys/ucontext.h, not needed.
3417 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
3419 * varasm.c (output_constant_def): Correct test for not calling
3420 ENCODE_SECTION_INFO for INTEGER_CST.
3422 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
3424 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
3425 keep most cases as function eval_token.
3426 (eval_token): New function.
3427 (_cpp_parse_expr): Read token here for improved diagnostics.
3428 Don't use op_as_text. Detect bad ':' here.
3429 (reduce): Don't detect bad ':' here.
3430 (op_as_text): Remove.
3431 * cpphash.h (_cpp_test_assertion): Change prototype.
3432 * cpplib.c (_cpp_test_assertion): Change prototype.
3434 2002-04-28 Richard Henderson <rth@redhat.com>
3436 PR c/5154
3437 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
3438 (ggc_mark_rtx_children): New.
3440 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3442 PR target/6496
3443 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
3444 after call peepholes for UltraSPARC.
3445 (call + jump 64-bit peepholes): Remove.
3447 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3449 PR c/6497
3450 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
3451 result as temporary value.
3453 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3455 PR c++/6396
3456 * toplev.c (rest_of_compilation): Only run regrename and copy
3457 propagation if optimizing.
3459 2002-04-28 Jakub Jelinek <jakub@redhat.com>
3461 PR optimization/6475
3462 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
3463 register of REGNO_DECL (i).
3464 * Makefile.in (reload1.o): Add $(TREE_H).
3466 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
3468 * cppexp.c (lex): Update to use state.skip_eval.
3469 (struct op): Remove prio and flags members.
3470 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
3471 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
3472 (LEFT_ASSOC): New macro.
3473 (optab): New table of operator priorities and flags.
3474 (SHIFT): Update.
3475 (_cpp_parse_expr): Clean up logic. Return bool. Use a
3476 malloc-ed parser stack.
3477 (reduce): New; reduce the operator stack.
3478 (_cpp_expand_op_stack): Expand the operator stack as necessary.
3479 * cpphash.h (struct op): Predeclare.
3480 (struct cpp_reader): New members op_stack, op_limit.
3481 (struct lexer_state): New member skip_eval.
3482 (_cpp_parse_expr): Update.
3483 (_cpp_expand_op_stack): New.
3484 * cpplib.c (do_if): Update.
3485 * cppinit.c (cpp_create_reader): Create op stack.
3486 (cpp_destroy): And destroy it.
3487 * cpplib.h (CPP_LAST_CPP_OP): Correct.
3488 (TTYPE_TABLE): Correct.
3490 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3492 PR c/6343
3493 * c-decl.c (duplicate_decls): Call merge_weak.
3494 * c-pragma.c (apply_pragma_weak): Warn about misuse.
3495 * output.h (merge_weak): Prototype merge_weak.
3496 * varasm.c (merge_weak): New function.
3497 (declare_weak): Make sure we don't give an error on VAR_DECLs.
3498 Mark RTL with SYMBOL_REF_WEAK.
3500 2002-04-27 Kurt Garloff <garloff@suse.de>
3502 * tree-inline.c (inlinable_function_p): Improve heuristics
3503 by using a smoother function to cut down allowable inlinable size.
3504 * param.def: Add parameters max-inline-insns-single,
3505 max-inline-slope, min-inline-insns that determine the exact
3506 shape of the above function.
3507 * param.h: Likewise.
3509 2002-04-26 Richard Henderson <rth@redhat.com>
3511 * c-parse.in (malloced_yyss, malloced_yyvs): New.
3512 (yyoverflow): Re-add. Set them.
3513 (free_parser_stacks): New.
3514 * c-common.h: Declare it.
3515 * c-lex.c (c_common_parse_file): Call it.
3517 2002-04-26 Richard Henderson <rth@redhat.com>
3519 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
3520 for fallthru search.
3522 2002-04-26 Eric Christopher <echristo@redhat.com>
3524 PR optimization/3700
3525 * config/mips/mips.c (mips_issue_rate): Define. New function.
3526 (TARGET_SCHED_ISSUE_RATE): Use.
3528 2002-04-25 David S. Miller <davem@redhat.com>
3530 PR target/6422
3531 * reorg.c (optimize_skip): Do not allow exception causing
3532 instructions to be considered for delay slots.
3533 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
3534 (relax_delay_slots): Do not try to consider exception causing
3535 instructions as redundant.
3537 2002-04-26 Richard Henderson <rth@redhat.com>
3539 PR c/5225
3540 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
3542 2002-04-26 Mark Mitchell <mark@codesourcery.com>
3544 PR bootstrap/6445
3545 * config/i386/i386.md (untyped_call): Return the value in a float
3546 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
3547 TARGET_80387.
3549 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
3551 * tree.c (tree_int_cst_lt): Compare constants whose types differ
3552 in unsigned-ness correctly.
3554 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
3556 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
3557 portable runtime model.
3559 2002-04-26 Richard Henderson <rth@redhat.com>
3561 * c-parse.in (yyoverflow): Revert.
3563 2002-04-26 David Edelsohn <edelsohn@gnu.org>
3564 Richard Henderson <rth@redhat.com>
3566 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
3567 result as temporary value.
3569 2002-04-26 Richard Henderson <rth@redhat.com>
3571 PR c/3581
3572 * c-common.c (fix_string_type): Split out of ...
3573 (combine_strings): ... here. Take a varray, not a tree list.
3574 (c_expand_builtin_printf): Use fix_string_type.
3575 * c-common.h: Update decls.
3576 * c-parse.in (string): Remove. Update all uses to use STRING
3577 instead, and not call combine_strings.
3578 (yylexstring): New.
3579 (_yylex): Use it.
3580 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
3581 (build_asm_stmt): Likewise.
3582 * objc/objc-act.c (my_build_string): Use fix_string_type.
3583 (build_objc_string_object): Build varray for combine_strings.
3585 2002-04-26 Bo Thorsen <bo@suse.co.uk>
3587 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
3588 x86-64.
3590 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
3592 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
3593 (HAVE_NO_R_OPERAND): Remove.
3594 (HAVE_VALUE): Remove.
3595 (op_to_prio): Update.
3596 (UNARY): Don't alter flags.
3597 (_cpp_parse_expr): want_value used to indicate whether
3598 a number or unary operator is expected next. Distinguish
3599 unary and binary +/-.
3600 (op_as_text): Update for unary operators.
3602 2002-04-25 Richard Henderson <rth@redhat.com>
3604 PR c/2161
3605 * c-parse.in (yyoverflow): New.
3607 2002-04-25 Richard Henderson <rth@redhat.com>
3609 PR c/2098
3610 * c-common.c (shorten_compare): Simplfy conditions leading to
3611 the generation of a warning.
3613 2002-04-25 Richard Henderson <rth@redhat.com>
3615 PR c/2035
3616 * expmed.c (extract_bit_field): Fall through to generic code rather
3617 than aborting on subreg special case.
3619 2002-04-25 David S. Miller <davem@redhat.com>
3621 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
3622 for DECL being NULL.
3624 2002-04-25 Steve Christiansen <smc@us.ibm.com>
3626 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
3628 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
3630 * c-decl.c (grokdeclarator): Remove outdated ??? note
3631 on invalid declaration of flexible array members.
3633 2002-04-25 Richard Henderson <rth@redhat.com>
3635 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
3637 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
3639 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
3640 needed by the compiler, even if they are used as global regs.
3642 2002-04-25 Matt Hiller <hiller@redhat.com>
3644 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
3645 functions.
3646 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
3647 of the corresponding functions.
3648 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
3649 New prototypes.
3651 2002-04-25 Matt Hiller <hiller@redhat.com>
3653 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
3655 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
3656 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
3657 registers, adjust comment accordingly.
3658 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3659 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
3660 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
3661 for coprocessor registers.
3662 (ADDITIONAL_REGISTER_NAMES): Include
3663 ALL_COP_ADDITIONAL_REGISTER_NAMES.
3665 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
3666 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
3667 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
3668 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
3669 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
3671 (mips_char_to_class): Adjust comment to include coprocessor
3672 constraint letters.
3674 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
3675 New functions.
3676 (mips_reg_names, mips_regno_to_class): Include coprocessor
3677 information.
3678 (mips_sw_reg_names): Ditto, make non-static.
3679 (mips_move_1word): Handle moves to and from coprocessor registers.
3680 (mips_move_2words): Handle moves to and from coprocessor
3681 registers.
3682 (mips_class_max_nregs, mips_register_move_cost): Handle
3683 coprocessor register classes.
3684 (override_options): Initialize mips_char_to_class and
3685 mips_hard_regno_mode_ok properly for coprocessor registers.
3687 * config/mips/mips.md (movdi_internal, movdi_internal2,
3688 movsi_internal1, movsi_internal2): Add constraint-sets for
3689 coprocessor registers.
3690 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
3691 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
3692 isn't mips.
3693 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
3694 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
3695 isn't mips.
3696 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
3697 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
3698 isn't mips.
3699 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
3700 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
3701 isn't mips.
3703 * doc/tm.texi: Document feature.
3705 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3707 * integrate.c (function_attribute_inlinable_p): Simplify.
3708 Check the table pointer is not NULL.
3710 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
3712 * doc/c-tree.texi: Fix typo in introduction.
3714 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
3716 * c-common.h (c_common_parse_file): Update.
3717 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3718 * c-lex.c (YYDEBUG): Get from c-lex.h.
3719 (c_common_parse_file): Update.
3720 * c-lex.h (YYDEBUG, yydebug): New.
3721 * c-parse.in (YYDEBUG): Get from c-lex.h.
3722 (c_set_yydebug): Remove.
3723 * c-tree.h (c_set_yydebug): Remove.
3724 * langhooks-def.h (lhd_do_nothing_i): New.
3725 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
3726 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
3727 * langhooks.c (lhd_do_nothing_i): New.
3728 (lhd_set_yydebug): Remove.
3729 * langhooks.h (struct lang_hooks): Update.
3730 * toplev.c (set_yydebug): New.
3731 (compile_file): Update call to parse_file hook.
3732 (decode_d_option): Update.
3733 objc:
3734 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
3736 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
3738 * loop.c (load_mems): Don't change the interface of called functions.
3740 * calls.c (expand_call): Take current_function_pretend_args_size
3741 into account when setting argblock for sibcalls.
3743 2002-04-24 Matt Hiller <hiller@redhat.com>
3745 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
3746 * c-lex.c: Ditto.
3748 * cpplex.c (skip_line_comment): Process comment one multibyte
3749 character at a time rather than one char at a time, if
3750 appropriate.
3751 (parse_string): Process string one multibyte character at a time
3752 rather than one char at a time, if appropriate.
3753 * c-lex.c (lex_string): Lex and copy multibyte strings
3754 appropriately.
3755 * cpplib.h (cppchar_t): Change to unsigned.
3757 2002-04-24 Richard Henderson <rth@redhat.com>
3759 PR c/3467
3760 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
3761 for c99.
3763 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
3765 * sh.c (sh_va_arg): If argument was passed by reference,
3766 dereference the pointer.
3768 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
3770 * sh.md (divsi3_i4_media): Use match_operand for input values
3771 rather than hard registers.
3772 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
3773 unnecessarily through hard registers. Keep copies of pseudo
3774 registers outside of the libcall sequence.
3776 * sh.md (casesi_shift_media): Add modes.
3778 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
3779 values in memory.
3781 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
3783 * attribs.c (c_common_attribute_table): Move table and handlers
3784 to c-common.c.
3785 (format_attribute_table, lang_attribute_table,
3786 lang_attribute_common): Remove.
3787 (init_attributes): Replace NULL pointers with pointers to the
3788 empty table.
3789 (handle_packed_attribute, handle_nocommon_attribute,
3790 handle_common_attribute, handle_noreturn_attribute,
3791 handle_noinline_attribute, handle_always_inline_attribute,
3792 handle_used_attribute, handle_unused_attribute,
3793 handle_const_attribute, handle_transparent_union_attribute,
3794 handle_constructor_attribute, handle_destructor_attribute,
3795 handle_mode_attribute, handle_section_attribute,
3796 handle_aligned_attribute, handle_weak_attribute,
3797 handle_alias_attribute, handle_visibility_attribute,
3798 handle_no_instrument_function_attribute, handle_malloc_attribute,
3799 handle_no_limit_stack_attribute, handle_pure_attribute,
3800 handle_deprecated_attribute, handle_vector_size_attribute,
3801 vector_size_helper): Move to c-common.c.
3802 * c-common.c (c_common_attribute_table,
3803 handle_packed_attribute, handle_nocommon_attribute,
3804 handle_common_attribute, handle_noreturn_attribute,
3805 handle_noinline_attribute, handle_always_inline_attribute,
3806 handle_used_attribute, handle_unused_attribute,
3807 handle_const_attribute, handle_transparent_union_attribute,
3808 handle_constructor_attribute, handle_destructor_attribute,
3809 handle_mode_attribute, handle_section_attribute,
3810 handle_aligned_attribute, handle_weak_attribute,
3811 handle_alias_attribute, handle_visibility_attribute,
3812 handle_no_instrument_function_attribute, handle_malloc_attribute,
3813 handle_no_limit_stack_attribute, handle_pure_attribute,
3814 handle_deprecated_attribute, handle_vector_size_attribute,
3815 vector_size_helper): Move from attribs.c.
3816 * c-common.h (c_common_attribute_table,
3817 c_common_format_attribute_table): New.
3818 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3819 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3820 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
3821 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
3822 (LANG_HOOKS_INITIALIZER): Update.
3823 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
3824 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
3825 * target.h: Update comment.
3826 * tree.c (default_target_attribute_table): Remove.
3827 * tree.h (default_target_attribute_table, format_attribute_table,
3828 lang_attribute_table, lang_attribute_common): Remove.
3829 objc:
3830 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3831 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3833 2002-04-24 Jason Merrill <jason@redhat.com>
3835 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
3836 * dwarf2out.c (dwarf_attr_name): Support it.
3837 (gen_array_type_die): Emit it.
3838 (lookup_type_die): No special handling for VECTOR_TYPE.
3839 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
3841 2002-04-24 Richard Henderson <rth@redhat.com>
3843 * config/mips/mips.md (movdi_usd): Renumber.
3845 2002-04-24 David S. Miller <davem@redhat.com>
3847 PR target/6420
3848 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
3849 32-bit Sparc and current_function_returns_struct is true.
3851 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3853 * loop.c (canonicalize_condition): Use gen_int_mode.
3855 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
3857 * config/rs6000/altivec.h: Cleanup file. Add non individual
3858 variants.
3859 (vec_vaddubm): New.
3860 (vec_vadduhm): New.
3861 (vec_vadduwm): New.
3862 (vec_vaddfp): New.
3863 (vec_vaddcuw): New.
3864 (vec_vaddubs): New.
3865 (vec_vaddsbs): New.
3866 (vec_vadduhs): New.
3867 (vec_vadduws): New.
3868 (vec_vaddsws): New.
3869 (vec_vand): New.
3870 (vec_vandc): New.
3871 (vec_vavgub): New.
3872 (vec_vavgsb): New.
3873 (vec_vavguh): New.
3874 (vec_vavgsh): New.
3875 (vec_vavguw): New.
3876 (vec_vavgsw): New.
3877 (vec_vrfip): New.
3878 (vec_vcmpbfp): New.
3879 (vec_vcmpequb): New.
3880 (vec_vcmpequh): New.
3881 (vec_vcmpequw): New.
3882 (vec_vcmpeqfp): New.
3883 (vec_vcmpgefp): New.
3884 (vec_vcmpgtub): New.
3885 (vec_vcmpgtsb): New.
3886 (vec_vcmpgtuh): New.
3887 (vec_vcmpgtsh): New.
3888 (vec_vcmpgtuw): New.
3889 (vec_vcmpgtsw): New.
3890 (vec_vcmpgtfp): New.
3891 (vec_vcmpgefp): New.
3892 (vec_vcfux): New.
3893 (vec_vcfsx): New.
3894 (vec_vctsxs): New.
3895 (vec_vctuxs): New.
3896 (vec_vexptefp): New.
3897 (vec_vrfim): New.
3898 (vec_lvx): New.
3899 (vec_lvebx): New.
3900 (vec_lvehx): New.
3901 (vec_lde): Add vector float variant.
3902 (vec_lvewx): New.
3903 (vec_lvxl): New.
3904 (vec_vlogefp): New.
3905 (vec_vmaddfp): New.
3906 (vec_vmhaddshs): New.
3907 (vec_vmaxub): New.
3908 (vec_vmaxsb): New.
3909 (vec_vmaxuh): New.
3910 (vec_vmaxsh): New.
3911 (vec_vmaxuw): New.
3912 (vec_vmaxsw): New.
3913 (vec_vmaxsw): New.
3914 (vec_vmaxfp): New.
3915 (vec_vmrghb): New.
3916 (vec_vmrghh): New.
3917 (vec_vmrghw): New.
3918 (vec_vmrglb): New.
3919 (vec_vmrglh): New.
3920 (vec_vmrglw): New.
3921 (vec_vminub): New.
3922 (vec_vminsb): New.
3923 (vec_vminuh): New.
3924 (vec_vminsh): New.
3925 (vec_vminuw): New.
3926 (vec_vminsw): New.
3927 (vec_vminfp): New.
3928 (vec_vmladduhm): New.
3929 (vec_vmhraddshs): New.
3930 (vec_msumubm): New.
3931 (vec_vmsummbm): New.
3932 (vec_vmsumuhm): New.
3933 (vec_vmsumshm): New.
3934 (vec_vmsumuhs): New.
3935 (vec_vmsumshs): New.
3936 (vec_vmuleub): New.
3937 (vec_vmulesb): New.
3938 (vec_vmuleuh): New.
3939 (vec_vmulesh): New.
3940 (vec_vmuloub): New.
3941 (vec_mulosb): New.
3942 (vec_vmulouh): New.
3943 (vec_vmulosh): New.
3944 (vec_vnmsubfp): New.
3945 (vec_vnor): New.
3946 (vec_vor): New.
3947 (vec_vpkuhum): New.
3948 (vec_vpkuwum): New.
3949 (vec_vpkpx): New.
3950 (vec_vpkuhus): New.
3951 (vec_vpkshss): New.
3952 (vec_vpkuwus): New.
3953 (vec_vpkswss): New.
3954 (vec_vpkshus): New.
3955 (vec_vpkswus): New.
3956 (vec_vperm): New.
3957 (vec_vrefp): New.
3958 (vec_vrlb): New.
3959 (vec_vrlh): New.
3960 (vec_vrlw): New.
3961 (vec_vrfin): New.
3962 (vec_vrsqrtefp): New.
3963 (vec_vsel): New.
3964 (vec_vslb): New.
3965 (vec_vslh): New.
3966 (vec_vslw): New.
3967 (vec_vsldoi): New.
3968 (vec_vsl): New.
3969 (vec_vslo): New.
3970 (vec_vspltb): New.
3971 (vec_vsplth): New.
3972 (vec_vspltw): New.
3973 (vec_vspltisb): New.
3974 (vec_vspltish): New.
3975 (vec_vspltisw): New.
3976 (vec_vsrb): New.
3977 (vec_vsrh): New.
3978 (vec_vsrw): New.
3979 (vec_vsrab): New.
3980 (vec_vsrah): New.
3981 (vec_vsraw): New.
3982 (vec_vsr): New.
3983 (vec_vsro): New.
3984 (vec_stvx): New.
3985 (vec_stvebx): New.
3986 (vec_stvehx): New.
3987 (vec_stvewx): New.
3988 (vec_stvxl): New.
3989 (vec_vsububm): New.
3990 (vec_vsubuhm): New.
3991 (vec_vsubuwm): New.
3992 (vec_vsubfp): New.
3993 (vec_vsubcuw): New.
3994 (vec_vsububs): New.
3995 (vec_vsubsbs): New.
3996 (vec_vsubuhs): New.
3997 (vec_vsubshs): New.
3998 (vec_vsubuws): New.
3999 (vec_vsubsws): New.
4000 (vec_vsum4ubs): New.
4001 (vec_vsum4sbs): New.
4002 (vec_vsum4shs): New.
4003 (vec_vsum2sws): New.
4004 (vec_vsumsws): New.
4005 (vec_vrfiz): New.
4006 (vec_vupkhsb): New.
4007 (vec_vupkhpx): New.
4008 (vec_vupkhsh): New.
4009 (vec_vupklsb): New.
4010 (vec_vupklpx): New.
4011 (vec_vupklsh): New.
4012 (vec_vxor): New.
4014 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
4016 PR c/5430
4017 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
4018 added literals from substracted literals.
4019 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
4020 (fold) [associate]: Preserve MINUS_EXPR if needed.
4022 2002-04-23 Zack Weinberg <zack@codesourcery.com>
4024 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
4025 are obsoleted.
4027 2002-04-23 Tom Tromey <tromey@redhat.com>
4029 * gcc.c: Added --resource. For PR java/6314.
4031 2002-04-23 David O'Brien <obrien@FreeBSD.org>
4033 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
4034 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
4035 these libraries.
4037 2002-04-23 David O'Brien <obrien@FreeBSD.org>
4039 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
4041 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
4043 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
4044 workaround.
4045 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
4046 (ix86_expand_clrstr): Fix typo.
4047 * loop.c (gen_load_of_final_value): New.
4048 (loop_givs_rescan, strength_reduce, check_dbra_loop):
4049 Use it.
4051 2002-04-23 Roger Sayle <roger@eyesopen.com>
4053 * builtins.c (builtin_memset_gen_str): New function.
4054 (expand_builtin_memset): Optimize the case of constant length, but
4055 unknown value.
4057 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
4059 * config/rs6000/altivec.h (vec_step): Remove extraneous
4060 parentheses.
4061 (vec_ctu): Cast return.
4063 2002-04-23 Alan Modra <amodra@bigpond.net.au>
4065 PR target/6413
4066 * function.h: (struct function): Add profile_label_no field.
4067 (current_function_profile_label_no): Define.
4068 * function.c: (profile_label_no): New static var.
4069 (expand_function_start): Increment it, and copy to
4070 current_function_profile_label_no.
4071 * output.h (profile_label_no): Delete.
4072 * final.c (profile_label_no): Delete.
4073 (profile_function): Use current_function_profile_label_no.
4074 (final_end_function): Don't increment profile_label_no here.
4075 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
4076 profile_label_no with current_function_profile_label_no.
4077 * config/pa/pa.c (current_function_number): Delete.
4078 (pa_output_function_prologue): Don't output profile label here.
4079 (hppa_profile_hook): Use label_no param rather than
4080 current_function_number.
4081 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
4082 * config/pa/pa.h: .. here.
4083 (FUNCTION_PROFILER): Output profile label here.
4085 2002-04-22 Eric Christopher <echristo@redhat.com>
4087 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
4088 patch of 2002-04-09 due to binutils issues.
4089 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
4091 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
4093 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
4094 constraint to 'o' for m=r and r=m alternatives.
4095 ("*movv8hi_internal1"): Same.
4096 ("*movv16qi_internal1"): Same.
4097 ("*movv4sf_internal1"): Same.
4099 2002-04-22 Janis Johnson <janis187@us.ibm.com>
4101 * rtl.h (RTX_FLAG): New macro.
4102 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
4103 * final.c (alter_subreg): Use macro to access rtx flag.
4104 * integrate.c (copy_rtx_and_substitute): Use new access macro.
4105 * print-rtl.c (print_rtx): Use new access macro.
4107 * cse.c (insert): Check rtx code before accessing flag.
4109 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
4110 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
4111 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
4112 convert_const_symbol_ref, make_canonical, make_alternative_compare,
4113 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
4114 simplify_test_exp, optimize_attrs, simplify_by_exploding,
4115 find_and_mark_used_attributes, unmark_used_attributes,
4116 add_values_to_cover, simplify_with_current_value,
4117 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
4118 copy_rtx_unchanging, main): Use new access macros.
4120 2002-04-22 Tom Rix <trix@redhat.com>
4122 * expmed.c (init_expmed): Generate shifted constant once.
4124 2002-04-22 Zack Weinberg <zack@codesourcery.com>
4126 * c-lex.c (lex_charconst): Call convert to get constant in
4127 proper type; don't just smash the type field.
4128 Fixes PR c/6300.
4130 * config.gcc: Add list of obsolete configurations. Disallow
4131 building these without --enable-obsolete.
4132 * doc/install.texi: Document --enable-obsolete and obsoletion
4133 policy. Mention obsoletion of individual targets in
4134 appropriate places.
4136 2002-04-22 Richard Henderson <rth@redhat.com>
4138 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
4140 2002-04-22 Mark Mitchell <mark@codesourcery.com>
4142 PR f/6138.
4143 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
4144 (walk_fixup_memory_subreg): Likewise.
4145 (fixup_var_refs_insn): Adjust accordingly.
4146 (fixup_var_refs_1): Likewise.
4148 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
4150 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
4151 LIBPATH_ARCH64_SPEC): Define.
4152 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
4153 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
4154 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
4155 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
4157 2002-04-22 Joel Sherrill <joel@OARcorp.com>
4159 * gthr-rtems.h: Correct prototypes to remove warnings.
4161 2002-04-22 Richard Henderson <rth@redhat.com>
4163 PR c/6344
4164 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
4166 * gcse.c (free_insn_expr_list_list): New.
4167 (clear_modify_mem_tables): Use it. Fix bit set usage.
4168 (canon_list_insert): Use EXPR_LISTs for expressions.
4169 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
4171 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
4173 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
4174 file change and include code to _cpp_pop_buffer.
4175 * cpphash.h (struct pending_option): Predeclare.
4176 (struct cpp_reader): New member next_include_file.
4177 (_cpp_pop_file_buffer): Update.
4178 (_cpp_push_next_buffer): Update, rename.
4179 * cppinit.c (cpp_destroy): Free include chain and pending here.
4180 (cpp_finish_options): Simplify.
4181 (_cpp_push_next_buffer): Rename and clean up.
4182 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
4183 Clarify.
4184 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
4186 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
4188 * config/rs6000/altivec.h (vec_xor): Add variant for both args
4189 being vector signed int.
4190 (vec_andc): Same.
4191 (vec_xor): Add variant for both args being vector signed char.
4192 Remove redundant variant.
4193 (vec_andc): Same.
4195 2002-04-21 David S. Miller <davem@redhat.com>
4197 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
4198 compare mode in output RTL.
4200 2002-04-22 David Edelsohn <edelsohn@gnu.org>
4202 * config/rs6000/rs6000.c (rs6000_override_options): Correct
4203 style and formatting of previous patch.
4205 2002-04-22 Alan Modra <amodra@bigpond.net.au>
4207 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
4208 flag_pic for ABI_AIX.
4210 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4212 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
4213 * cppfiles.c (read_include_file): Similarly.
4214 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
4215 uxstrdup ustrchr, ufputs): Similarly.
4216 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
4217 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
4218 cpp_ideq, parse_identifier, parse_number): Similarly.
4219 * cpplib.c (struct directive, dequote_string, D, run_directive,
4220 cpp_push_buffer): Similarly.
4221 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
4222 _cpp_create_definition, check_trad_stringification,
4223 cpp_macro_definition): Similarly.
4225 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
4227 * cppmacro.c (funlike_invocation_p): Don't step back
4228 over CPP_EOF.
4230 2002-04-21 David Edelsohn <edelsohn@gnu.org>
4232 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
4233 labelno.
4235 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
4237 * doc/invoke.texi: Remove Chill references.
4238 * doc/gcc.texi: Update last modified date.
4240 2002-04-20 Kazu Hirata <kazu@hxi.com>
4242 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
4243 push and pop. Replace add.l with add.w.
4245 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4247 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
4248 multiply instructions for H8/300H case.
4250 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4252 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
4253 Bum three instructions from each routine.
4255 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
4257 * Makefile.in: Update.
4258 * decl.c (push_c_function_context, pop_c_function_context,
4259 mark_c_function_context): Rename for consistency.
4260 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
4261 * c-tree.h (push_c_function_context, pop_c_function_context,
4262 mark_c_function_context): Rename for consistency.
4263 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4264 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4265 * function.c (init_lang_status, save_lang_status,
4266 restore_lang_status, mark_lang_status, free_lang_status):
4267 Move to langhooks.h.
4268 (push_function_context_to, pop_function_context_from,
4269 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
4270 Update.
4271 * function.h (init_lang_status, save_lang_status,
4272 restore_lang_status, mark_lang_status, free_lang_status):
4273 Move to langhooks.h.
4274 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
4275 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
4276 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
4277 LANG_HOOKS_FUNCTION_INITIALIZER): New.
4278 (LANG_HOOKS_INITIALIZER): Update.
4279 (lhd_do_nothing_f): New.
4280 * langhooks.h (struct lang_hooks_for_functions): New.
4281 (struct lang_hooks): New hooks.
4282 * langhooks.c (lhd_do_nothing_f): New.
4283 objc:
4284 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4285 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
4287 2002-04-19 David S. Miller <davem@redhat.com>
4289 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4290 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
4292 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4294 PR optimization/3756
4295 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
4296 x = ((int) y < 0) ? cst1 : cst2.
4298 2002-04-19 Jakub Jelinek <jakub@redhat.com>
4300 PR c/6358
4301 * function.c: Reapply patch for c/6358.
4302 (expand_function_end): Copy decl_rtl's mode, not
4303 current_function_return_rtx mode.
4305 2002-04-19 Joel Sherrill <joel@OARcorp.com>
4307 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
4308 targets.
4310 2002-04-19 Tom Tromey <tromey@redhat.com>
4312 * doc/install.texi (Specific): Update status of Solaris 2.8.
4313 For PR libgcj/6158.
4315 2002-04-19 Andreas Schwab <schwab@suse.de>
4317 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
4318 (PUT_REAL): Restore old definition.
4320 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
4321 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4323 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
4324 binutils 2.11.2 and higher generate smaller binaries than Sun's
4325 native tools.
4327 2002-04-19 Mark Mitchell <mark@codesourcery.com>
4329 PR c++/6352
4330 * toplev.c (rest_of_compilation): Do not defer functions for which
4331 TREE_SYMBOL_REFERENCED has already been set.
4333 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
4335 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
4336 alternative.
4338 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
4340 * builtins.c: Include langhooks.h.
4341 (lang_type_promotes_to): Remove.
4342 (expand_builtin_va_arg): Use new hook.
4343 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
4344 (simple_type_promotes_to): Move to c-typeck.c.
4345 * c-common.h (simple_type_promotes_to): Remove.
4346 * c-decl.c (duplicate_decls, grokdeclarator): Update.
4347 * c-format.c: Include langhooks.h.
4348 (check_format_types): Update.
4349 * c-tree.h (c_type_promotes_to): New.
4350 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
4351 (type_lists_compatible_p): Update.
4352 * langhooks-def.h (lhd_type_promotes_to): New.
4353 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
4354 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4355 * langhooks.c (lhd_type_promotes_to): New.
4356 * langhooks.h (struct lang_hooks_for_types): New hook.
4357 * tree.h (lang_type_promotes_to): Remove.
4358 objc:
4359 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
4361 2002-04-18 Richard Henderson <rth@redhat.com>
4363 * function.c: Revert patch for c/6358.
4365 2002-04-18 Richard Henderson <rth@redhat.com>
4367 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
4368 blocks. Handle multiple references to the TRAP block. Handle
4369 non-adjacent THEN and OTHER blocks.
4371 2002-04-18 Richard Henderson <rth@redhat.com>
4373 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
4374 crash with no type for by-mode libcalls.
4376 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
4378 2002-04-18 Bob Wilson <bob.wilson@acm.org>
4380 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
4381 __xtensa_nonlocal_goto): Use a syscall instructions to flush
4382 the register windows.
4384 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4386 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
4387 appropriate. Document need for extended precision even when
4388 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
4389 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
4390 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
4391 instead of relying on later syntax error when REAL_WIDTH > 5.
4392 * real.c: Define NE based only on whether or not we have a
4393 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
4394 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
4395 define GET_REAL and PUT_REAL as simple memcpy operations; no
4396 need to byteswap or round.
4397 Use #error instead of #ifdef-ing out the entire file, for
4398 prompt error detection.
4400 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
4402 2002-04-18 David S. Miller <davem@redhat.com>
4404 * config/sparc/sparc.h (BRANCH_COST): Define.
4406 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
4407 does it.
4409 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
4411 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
4412 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
4413 propagate_block calls after relaxation loop using new variable
4414 stabilized_prop_flags.
4416 2002-04-18 Richard Henderson <rth@redhat.com>
4418 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
4419 (ia64_va_arg): Expect variable sized types by reference.
4420 * config/ia64/ia64-protos.h: Update.
4421 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
4422 ia64_function_arg_pass_by_reference.
4424 2002-04-18 Richard Henderson <rth@redhat.com>
4426 * ifcvt.c: Include except.h.
4427 (block_has_only_trap): Break out from find_cond_trap.
4428 (find_cond_trap): Use it. Always delete the trap block.
4429 (merge_if_block): Allow then block null. Be less simplistic about
4430 what insns can end a block.
4431 * Makefile.in (ifcvt.o): Depend on except.h.
4433 * config/ia64/ia64.md (trap, conditional_trap): New.
4435 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4437 PR c/6358
4438 * function.c (assign_parms): Assign hard current_function_return_rtx
4439 register here...
4440 (expand_function_end): ...not here.
4442 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
4444 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4445 * c-tree.h (c_incomplete_type_error): New.
4446 * c-typeck.c (require_complete_type, build_component_ref): Update.
4447 (incomplete_type_error): Rename.
4448 * langhooks-def.h (lhd_incomplete_type_error): New.
4449 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
4450 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
4451 * langhooks.c (lhd_incomplete_type_error): New.
4452 * langhooks.h (struct lang_hooks_for_types): New hook.
4453 * tree.c (size_in_bytes): Use new hook.
4454 * tree.h (incomplete_type_error): Remove.
4455 objc:
4456 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
4458 2002-04-18 Zack Weinberg <zack@codesourcery.com>
4460 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
4461 TARGET_FLOAT_FORMAT blocks.
4463 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4465 * doc/install.texi (Downloading the source): Do not mention Chill
4466 any longer, but mention Ada.
4467 (Configuration): Do not mention Chill any longer.
4469 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
4471 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
4473 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
4475 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
4476 in last patch.
4478 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4480 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
4481 instead of unsigned_type.
4483 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
4485 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
4486 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
4487 later.
4489 2002-04-18 Bernd Schmidt <bernds@redhat.com>
4491 * attribs.c (vector_type_node_list): New static variable.
4492 (handle_vector_size_attribute): Use it to avoid generating a
4493 new type node each time we are called.
4495 * combine.c (subst): Avoid trying to make a vector mode subreg of
4496 an integer constant.
4497 (gen_lowpart_for_combine): Likewise.
4499 2002-04-18 Roger Sayle <roger@eyesopen.com>
4500 Jakub Jelinek <jakub@redhat.com>
4502 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
4503 for integer constant c (if x has unsigned type or sign bit is not
4504 set in c). This folds the zero/sign extension into the bit-wise and
4505 operation.
4507 2002-04-18 Jakub Jelinek <jakub@redhat.com>
4509 PR middle-end/6205
4510 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
4511 otherwise xorps.
4513 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
4515 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
4517 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
4519 * gcc.c (read_specs): Detect and fail if an attempt is made to
4520 rename a spec string to an already existing string.
4522 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4524 * config/s390/s390.c (legitimize_pic_address): Do not generate
4525 illegal address constant without CONST.
4527 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4529 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
4530 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
4532 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
4534 PR optimization/6305
4535 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
4536 to make sure previous reloads are taken into account. Generate
4537 better code if one operand is an in-range immediate constant.
4539 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
4541 * doc/install.texi (Building): libgcj requires GNU make.
4543 2002-04-17 Jakub Jelinek <jakub@redhat.com>
4545 PR bootstrap/6315
4546 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
4547 even if hard quad and register is not floating.
4548 (movtf reg<-mem split): Disallow splitting if hard quad and
4549 register is floating.
4550 (movtf mem<-reg split): Likewise.
4551 * config/sparc/sparc.c (fp_register_operand): New predicate.
4552 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
4554 2002-04-17 Zack Weinberg <zack@codesourcery.com>
4556 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
4557 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
4558 (unprotoize.o): Ditto. Build from protoize.c. Define
4559 UNPROTOIZE on command line.
4560 * protoize.c: Include cppdefault.h. Delete include_defaults.
4561 (in_system_include_dir): Use cpp_include_defaults (defined in
4562 cppdefault.o).
4563 * unprotoize.c: Delete file.
4565 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
4567 * config/rs6000/altivec.h (vec_ld): Add array variants.
4568 (vec_lde): Same.
4569 (vec_ldl): Same.
4571 2002-04-17 Alan Matsuoka <alanm@redhat.com>
4572 Aldy Hernandez <aldyh@redhat.com>
4574 * config/rs6000/altivec.h: Define __ALTIVEC__.
4575 (bool): New.
4576 (__pixel): New.
4577 (pixel): New.
4578 (vec_cfux): New.
4579 (vec_vmaddfp): New.
4580 (vec_vsldoi): New.
4581 Add parentheses to all macro arguments.
4583 2002-04-16 Richard Henderson <rth@redhat.com>
4585 PR c++/6320
4586 * except.c (remove_eh_handler): Insert inner regions at beginning
4587 of sibling chain. Refactor expressions.
4589 2002-04-16 Richard Henderson <rth@redhat.com>
4591 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
4592 * config/sparc/sol2-gas-bi.h: New file.
4593 * config.gcc (sparc*-solaris): Add it as needed.
4594 * configure.in (AS_SPARC64_FLAG): Remove check.
4595 * config.in, configure: Regenerate.
4597 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
4599 2002-04-16 Richard Henderson <rth@redhat.com>
4601 * config/mips/mips.c (override_options): Don't override N32 for
4602 a 64-bit ISA.
4604 PR 6202
4605 * config/mips/mips.md (can_delay): Split out of existing define_delays.
4606 (HILO_delay): Set can_delay false.
4608 2002-04-16 Dale Johannesen <dalej@apple.com>
4610 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
4611 instruction addresses.
4612 (rs6000_output_function_epilogue): Likewise.
4614 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
4616 * c-parse.in (poplevel, compstmt_start,
4617 compstmt_primary_start): Add ending ';', in accordance
4618 with POSIX.
4620 2002-04-16 Richard Henderson <rth@redhat.com>
4622 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
4623 Adjust tm_file order to get TARGET_DEFAULT set properly.
4624 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
4625 * doc/install.texi (sparc-solaris): Update.
4627 2002-04-16 Dale Johannesen <dalej@apple.com>
4629 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
4630 comparison operands do not match each other or if modes of
4631 conditions do not match result.
4633 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
4635 PR target/6305
4636 * config/s390/s390.md (mulsidi3): Set both subregs of the
4637 multiword register.
4639 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
4641 * config/rs6000/altivec.h (vec_addc): Type check.
4643 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4645 PR middle-end/6279
4646 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
4648 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
4650 2002-04-15 Richard Henderson <rth@redhat.com>
4652 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
4653 call_really_used_regs too.
4655 2002-04-15 Richard Henderson <rth@redhat.com>
4657 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
4659 2002-04-15 David S. Miller <davem@redhat.com>
4661 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
4662 as being CLOBBERed.
4664 2002-04-16 Jakub Jelinek <jakub@redhat.com>
4666 PR c/6290
4667 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
4668 CONST_VECTOR is { 0, ... 0 }.
4670 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
4672 * doc/install.texi (Installing GCC: Configuration): Clarify
4673 the only supported ways to configure gcc.
4675 2002-04-15 Roland McGrath <roland@frob.com>
4677 * config.gcc (alpha*-*-gnu*): New target configuration.
4678 * config/alpha/gnu.h: New file for it.
4679 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
4681 2002-04-16 Mark Mitchell <mark@codesourcery.com>
4683 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
4684 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
4685 * tree.h (expand_start_stmt_expr): Update prototype.
4686 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
4687 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
4688 on the STMT_EXPR created for the inline function.
4690 2002-04-15 Richard Henderson <rth@redhat.com>
4692 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
4693 config/i386/linux-aout.h, config/i386/linux-oldld.h,
4694 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
4695 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
4696 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
4697 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
4698 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
4699 Define __gnu_linux__, not gnu_linux.
4700 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
4702 2002-04-15 Mark Mitchell <mark@codesourcery.com>
4704 Remove Chill front end.
4705 * gcc.c (default_compilers): Remove Chill entries.
4706 * ch: Remove directory.
4707 * doc/frontends.texi: Remove information about Chill.
4708 * doc/sourcebuild.texi: Likewise.
4709 * doc/standards.texi: Likewise.
4711 2002-04-15 Douglas B Rupp <rupp@gnat.com>
4713 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
4714 (LONGLONG_STANDALONE): Define.
4716 2002-04-15 David S. Miller <davem@redhat.com>
4718 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
4719 Call emit_library_call with LCT_NORMAL.
4720 (sparc_initialize_trampoline): Use LCT_foo instead of
4721 magic constant in emit_library_call invocations.
4722 (sparc64_initialize_trampoline): Likewise.
4723 (sparc_profile_hook): Likewise.
4724 * config/sparc/sparc.md: Likewise.
4726 * config/sparc/sparc.c (sparc_extra_constraint_check):
4727 Fix type of argument 'c'.
4728 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
4729 Likewise.
4731 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4733 * diagnostic.h (output_buffer_state): Redefine.
4734 (output_format_decoder): New macro.
4735 (output_prefixing_rule): Likewise.
4736 (output_line_cutoff): Likewise.
4737 (diagnostic_format_decoder): Adjust.
4738 (diagnostic_prefixing_rule): Likewise.
4739 (diagnostic_line_cutoff): Likewise.
4740 (diagnostic_state): Likewise.
4741 (diagnostic_kind_count): Likewise.
4742 (diagnostic_buffer): Now a macro.
4744 * diagnostic.c (diagnostic_buffer): Remove definition.
4745 (output_is_line_wrapping): Adjust.
4746 (set_real_maximum_length): Likewise.
4747 (output_set_maximum_length): Likewise.
4748 (init_output_buffer): Likewise.
4749 (lhd_print_error_function): Likewise.
4750 (output_do_verbatim): Likewise.
4752 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
4754 * cpperror.c (print_location): Don't print include chain
4755 if line == 0.
4756 (cpp_begin_message): Update to use DL_ macros.
4757 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4758 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4759 cpp_notice, cpp_notice_from_errno): Remove.
4760 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4761 level.
4762 (cpp_errno): New.
4763 * cppexp.c (CPP_ICE): Remove.
4764 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
4765 lex, integer_overflow, _cpp_parse_expr): Update.
4766 * cppfiles.c (read_include_file, find_include_file,
4767 handle_missing_header, _cpp_read_file, remap_filename): Update.
4768 * cpphash.h (enum error_type): Remove.
4769 (_cpp_begin_message): Update.
4770 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
4771 cpp_handle_option, cpp_post_options): Update.
4772 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
4773 skip_whitespace, parse_identifier, parse_slow, parse_string,
4774 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
4775 cpp_interpret_charconst): Update.
4776 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
4777 lex_macro_node, do_undef, glue_header_name, parse_include,
4778 do_include_common, read_flag, do_line, do_linemarker, do_ident,
4779 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
4780 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
4781 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
4782 _cpp_pop_buffer, do_diagnostic): Update.
4783 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
4784 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
4785 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4786 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4787 cpp_notice, cpp_notice_from_errno): Remove.
4788 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4789 level.
4790 (cpp_errno): New.
4791 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
4792 collect_args, enter_macro_context, save_parameter, parse_params,
4793 _cpp_create_definition, check_trad_stringification,
4794 cpp_macro_definition): Update.
4795 * cppmain.c (cpp_preprocess_file): Update.
4796 * fix-header.c (read_scan_file): Update.
4798 2002-04-14 Andreas Schwab <schwab@suse.de>
4800 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
4802 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
4804 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
4806 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4808 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
4809 not gnu_hurd.
4811 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
4813 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
4815 2002-04-13 Joel Sherrill <joel@OARcorp.com>
4817 * config/sparc/t-elf: Enable v8 multilibs. Impacts
4818 sparc-elf and sparc-rtems targets.
4820 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4822 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
4823 defined, and __gnu_hurd__ wherever __GNU__ is defined.
4824 * arm/linux-elf.h: Likewise.
4825 * cris/aout.h: Likewise.
4826 * cris/linux.h: Likewise.
4827 * i370/linux.h: Likewise.
4828 * i386/gnu.h: Likewise.
4829 * i386/linux-aout.h: Likewise.
4830 * i386/linux-oldld.h: Likewise.
4831 * i386/linux.h: Likewise.
4832 * i386/linux64.h: Likewise.
4833 * ia64/linux.h: Likewise.
4834 * m68k/linux-aout.h: Likewise.
4835 * m68k/linux.h: Likewise.
4836 * mips/linux.h: Likewise.
4837 * pa/pa-linux.h: Likewise.
4838 * pj/linux.h: Likewise.
4839 * rs6000/sysv4.h: Likewise.
4840 * s390/linux.h: Likewise.
4841 * sh/linux.h: Likewise.
4842 * sparc/linux-aout.h: Likewise.
4843 * sparc/linux.h: Likewise.
4844 * sparc/linux64.h: Likewise.
4845 * xtensa/linux.h: Likewise.
4847 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
4849 * stmt.c (check_unique_operand_names): Expect operand names to
4850 be strings rather than identifiers. Use simple_cst_equal to
4851 compare them.
4852 (resolve_operand_name_1): Make same identifier to string change here.
4853 * c-parse.in (asm_operand): Convert a named operand into a string.
4854 * cp/parse.y (asm_operand): Likewise.
4856 2002-04-13 Andreas Schwab <schwab@suse.de>
4858 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
4860 2002-04-12 Mark Mitchell <mark@codesourcery.com>
4862 Revert these changes:
4864 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4866 PR c++/5571
4867 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4869 2002-04-12 Richard Henderson <rth@redhat.com>
4871 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
4872 (sparc*-*-solaris): Clean up header files.
4873 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
4874 and plan on generating 64-bit code.
4875 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
4876 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
4877 * config/sparc/sol2-sld-64.h: Rename ...
4878 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
4879 for AS_SPARC64_FLAG not defined.
4880 * config/sparc/sol2-gld-bi.h: New.
4881 * config/sparc/sol2-sld.h: Remove.
4882 * config/sparc/sol26-sld.h: New.
4883 * config/sparc/sol2.h: Tidy comments.
4884 * doc/install.texi: Document sparc-solaris configury changes.
4886 2002-04-12 Richard Henderson <rth@redhat.com>
4888 * recog.c (offsettable_address_p): Match the logic in adjust_address.
4890 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
4891 in 64-bit mode only. Use only for 32-bit or MEDLOW.
4893 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4895 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
4897 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
4899 * pa.c (pa_can_combine_p): Call extract_insn before calling
4900 constrain_operands.
4902 2002-04-12 Douglas B Rupp <rupp@gnat.com>
4904 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
4905 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
4906 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4907 (CPP_PREDEFINES): Handle __declspec.
4908 * config/i386/t-interix (USER_H): Remove.
4910 2002-04-12 DJ Delorie <dj@redhat.com>
4912 * integrate.c (compare_blocks): Make comparisons safe for when
4913 sizeof(int) < sizeof(char *).
4914 (find_block): Likewise.
4916 2002-04-12 Jan Hubicka <jh@suse.cz>
4917 David Edelsohn <edelsohn@gnu.org>
4919 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
4920 registers.
4921 (symbol_ref_operand): New.
4922 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
4923 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
4925 2002-04-12 Andreas Schwab <schwab@suse.de>
4927 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
4928 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
4929 overrides the definition in config/svr4.h.
4931 2002-04-12 Eric Norum <eric.norum@usask.ca>
4933 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
4934 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
4935 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
4936 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
4937 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
4938 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
4939 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
4940 definitions to config/rtems.h and make the targets more similar.
4942 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4944 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
4945 POINTERS_EXTEND_UNSIGNED.
4946 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
4947 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
4949 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
4950 not specified.
4952 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
4954 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
4955 depends on TARGET_SHMEDIA, not TARGET_SH5.
4957 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
4959 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
4960 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
4962 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
4964 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
4965 no r0 clobber.
4967 2002-04-12 Andreas Schwab <schwab@suse.de>
4969 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
4971 2002-04-12 Richard Henderson <rth@redhat.com>
4973 PR bootstrap/4191
4974 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
4976 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
4977 modes spanning multiple hard regs.
4979 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
4981 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4983 * pa.c (pa_output_function_prologue): Don't accumulate the total
4984 number of code bytes when using TARGET_64BIT, or gas, SOM and not
4985 the portable runtime.
4986 (output_deferred_plabels): Handle 64bit plabels.
4987 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
4988 generating pic code using the GAS assembler for object formats that
4989 are not SOM (ie., ELF32 and ELF64).
4990 (output_millicode_call): Check attribute type if attribute length is 28.
4991 Likewise use $PIC_pcrel$0. Only call get_attr_length and
4992 dbr_sequence_length once.
4993 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
4994 dbr_sequence_length once.
4995 * pa.h (TARGET_SOM): Define if not defined.
4996 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
4997 with GAS and not SOM.
4998 (jump, call_internal_reg, call_value_internal_reg): Likewise.
4999 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
5001 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5003 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
5004 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
5005 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
5006 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
5007 elfos.h and dbxelf.h values are fine now.
5008 * config/i386/freebsd.h, config/alpha/freebsd.h
5009 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
5011 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5013 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
5014 or set Acpu or Amachine. Reformat.
5015 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5016 define.
5017 (LINK_SPEC): Do not need to undef.
5018 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
5019 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
5020 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5021 define.
5022 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
5023 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
5024 (LINK_SPEC): Do not need to undef.
5025 (DONT_USE_BUILTIN_SETJMP): Do not define.
5026 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
5027 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
5028 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
5029 Remove trailing spaces.
5030 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
5031 __ELF__, or set Acpu or Amachine. Reformat.
5032 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
5033 define.
5035 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5037 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
5038 all other *-*-freebsd* targets.
5040 2002-04-11 Richard Henderson <rth@redhat.com>
5042 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
5044 2002-04-11 David O'Brien <obrien@FreeBSD.org>
5046 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
5047 Include {cpu}/{cpu}.h thru tm_file.
5048 (alpha*-*-linux*ecoff): Remove target.
5049 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
5050 (LINK_SPEC): Remove, is not OS independent.
5051 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
5052 (LINK_SPEC): Do not need to #undef any longer.
5053 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
5054 any longer.
5055 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
5056 __ELF__.
5057 (LINK_SPEC): Moved here from alpha/elf.h.
5058 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
5059 SUB_CPP_PREDEFINES.
5060 * config/alpha/linux-ecoff.h: Remove.
5061 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
5062 (CPP_SPEC): Define _POSIX_SOURCE as needed.
5063 (CPP_SUBTARGET_SPEC): Do not define.
5064 (LINK_SPEC): Do not need to #undef any longer.
5065 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
5066 * config/alpha/vms.h: Likewise.
5068 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
5070 * doc/extend.texi: Remove old claim that typedefs cannot have
5071 an alignment attribute.
5073 2002-04-11 Jakub Jelinek <jakub@redhat.com>
5075 PR optimization/6177
5076 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
5077 bitpos is 0 and bitsize CONCAT size.
5079 2002-04-11 Jakub Jelinek <jakub@redhat.com>
5081 PR c/6223
5082 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
5084 2002-04-10 David O'Brien <obrien@FreeBSD.org>
5086 * config/alpha/freebsd.h: Minor reformatting.
5087 (CPP_SPEC): Define ELF and add cpp_subtarget.
5088 (ASM_SPEC): No longer needed.
5090 2002-04-11 Richard Henderson <rth@redhat.com>
5092 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
5093 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
5094 (dimode mem/zero splitter): New.
5096 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
5098 * config/cris/cris.c (cris_override_options): Tweak error message
5099 for PIC not implemented.
5101 * config/cris/cris.h: Tweak comments related to parameter-passing.
5103 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
5105 2002-04-10 Richard Henderson <rth@redhat.com>
5107 * except.c (add_ehl_entry): Allow duplicates after landing pad
5108 creation.
5110 2002-04-10 David Edelsohn <edelsohn@gnu.org>
5112 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
5114 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
5116 * c-decl.c (c_init_decl_processing): Move generation of
5117 decls for g77_integer_type_node and friends from here ...
5118 * c-common.c (c_common_nodes_and_builtins): ... to here.
5120 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
5122 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
5123 is only used as frame pointer when frame_pointer_needed is true.
5125 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
5127 PR target/817
5128 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
5129 for the fact that the pool entry uses two words.
5130 (movdf_hard_insn): Similarly. Also, ADR instruction can span
5131 1k bytes.
5132 (movdf_soft_insn): Similarly.
5133 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
5134 for the fact that the pool entry uses three words.
5136 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
5138 * config/mips/mips.c (mips_va_arg): When using the struct version
5139 of the EABI va_list, allow arguments in the register save area to
5140 take up less room than a stack argument.
5142 2002-04-10 Richard Henderson <rth@redhat.com>
5144 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
5145 if EXPAND_INITIALIZER.
5147 2002-04-09 Richard Henderson <rth@redhat.com>
5149 * config/alpha/alpha.md (movdi_er_maybe_g): New.
5150 * config/alpha/alpha.c (alpha_expand_mov): Use it.
5152 2002-04-10 Alan Modra <amodra@bigpond.net.au>
5154 PR optimization/6233
5155 * rtlanal.c (pure_call_p): New function.
5156 * rtl.h (pure_call_p): Declare.
5157 * loop.c (prescan_loop): Use it to set has_nonconst_call.
5158 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
5160 2002-04-09 Eric Christopher <echristo@redhat.com>
5162 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
5163 information to .comm directive.
5165 2002-04-09 Richard Henderson <rth@redhat.com>
5167 PR c/5078
5168 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
5170 2002-04-09 Richard Henderson <rth@redhat.com>
5172 * basic-block.h (flow_delete_block_noexpunge): Declare.
5173 (expunge_block_nocompact): Declare.
5174 * cfg.c (expunge_block_nocompact): Split out from ...
5175 (expunge_block): ... here.
5176 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
5177 (flow_delete_block_noexpunge): Split out from ...
5178 (flow_delete_block): ... here.
5179 * cfgcleanup.c (delete_unreachable_blocks): Compact while
5180 removing dead blocks.
5181 * except.c (exception_handler_labels): Remove.
5182 (exception_handler_label_map): New.
5183 (struct eh_region): Add aka member.
5184 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
5185 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
5186 (for_each_eh_label, for_each_eh_label_1): New.
5187 (init_eh): Register exception_handler_label_map.
5188 (free_eh_status): Use free_region.
5189 (find_exception_handler_labels): Use the map, not the list.
5190 (remove_exception_handler_label): Likewise.
5191 (maybe_remove_eh_handler): Likewise.
5192 (remove_eh_handler): Use the region aka bitmap.
5193 * except.h (exception_handler_labels): Remove.
5194 (for_each_eh_label): Declare.
5195 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
5196 * loop.c (invalidate_loops_containing_label): New.
5197 (find_and_verify_loops): Use it. Use for_each_eh_label.
5198 * sched-rgn.c (is_cfg_nonregular): Use
5199 current_function_has_exception_handlers.
5201 2002-04-09 Richard Henderson <rth@redhat.com>
5203 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
5204 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
5205 Do not return changed status.
5206 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
5207 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
5208 New functions that do return changed status.
5209 * sbitmap.h: Update decls.
5210 * gcse.c, lcm.c: Use _cg functions as needed.
5212 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
5214 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
5215 (sh64-*-elf*, sh-*-rtemself*): Likewise.
5216 * config/sh/embed_bb.c: New file.
5217 * config/sh/embed-elf.h: New file.
5218 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
5219 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
5220 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5221 __PTRDIFF_TYPE__ .
5222 (SUBTARGET_CPP_PTR_SPEC): Don't define.
5223 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
5224 Add subtarget_asm_endian_spec.
5225 (ASM_SPEC): Use subtarget_asm_endian_spec.
5226 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
5227 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
5228 (WCHAR_UNSIGNED): Define.
5229 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
5230 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5231 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
5232 Fix value.
5233 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
5234 (sh_adjust_cost): Likewise.
5235 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
5236 __PTRDIFF_TYPE__ .
5237 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
5238 (WCHAR_TYPE_SIZE): Likewise.
5239 (ASM_SPEC): Use subtarget_asm_endian_spec.
5240 (SH_ELF_WCHAR_TYPE): #undef/ #define.
5241 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
5242 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
5243 (MAX_WCHAR_TYPE_SIZE): Don't #define .
5244 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
5245 (USER_LABEL_PREFIX): Don't #undef /#define .
5246 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
5247 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
5248 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
5249 (ASM_SPEC): Likewise.
5250 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
5251 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
5252 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
5253 (LIB2FUNCS_EXTRA): Define.
5254 * t-sh64 (LIB2FUNCS_EXTRA): Define.
5255 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
5256 (LIB1ASMFUNCS_CACHE): Define.
5257 (LIB2FUNCS_EXTRA): Redefine empty.
5259 2002-04-08 Richard Henderson <rth@redhat.com>
5261 * reorg.c (get_branch_condition): Use reversed_comparison_code.
5263 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5265 * config/m68hc11/larith.asm (__map_data_section): Fix condition
5266 and optimize for size.
5267 (__do_global_ctors): Fix pointer comparison.
5268 (__do_global_dtors): Likewise.
5270 2002-04-09 David S. Miller <davem@redhat.com>
5272 * config/sparc/sparc.c (sparc_extra_constraint_check): New
5273 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
5274 allow reloading pseudos.
5275 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
5276 * config/sparc/sparc-protos.h: Declare it.
5278 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
5279 unsigned comparison warning.
5280 (output_restore_regs): Mark leaf_function as unused.
5282 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5284 * expr.c (is_aligning_offset): New function.
5285 (expand_expr, case COMPONENT_EXPR): Call it.
5287 2002-04-08 David S. Miller <davem@redhat.com>
5289 PR target/6082
5290 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
5292 Make init_priority work on Sparc when using GNU ld.
5293 * config/sparc/linux.h, config/sparc/linux64.h,
5294 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
5295 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
5296 * config/sparc/sol2-gld.h: New file to do the same.
5297 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
5298 sparc/sol2-gld.h to tm_file.
5300 PR optimization/4328
5301 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
5302 * doc/md.texi: Document it.
5303 * config/sparc/sparc.md (movdi_insn_sp64_novis,
5304 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
5305 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
5306 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
5307 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
5309 2002-04-08 Andreas Jaeger <aj@suse.de>
5311 * stmt.c (expand_asm_operands): Revert last patch from Richard
5312 Henderson.
5314 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5316 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
5317 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
5319 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5321 * doc/contrib.texi (Contributors): Add David O'Brien.
5323 2002-04-08 Alan Modra <amodra@bigpond.net.au>
5325 * configure.in (auto-build.h): Use target_alias and build_alias
5326 when running configure.
5327 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
5328 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
5329 * configure: Regenerate.
5331 2002-04-07 David S. Miller <davem@redhat.com>
5333 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
5335 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
5337 PR 5933
5338 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
5339 generating 32-bit pic code.
5341 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
5343 * cppinit.c (cpp_create_reader): Initialize
5344 discard_comments_in_macro_exp.
5345 (COMMAND_LINE_OPTIONS): Add "-CC" option.
5346 (cpp_handle_option): Handle "-CC" option.
5347 * cpplex.c (save_comment): If saving a C++ comment in
5348 a directive, convert it to a C comment.
5349 (_cpp_lex_direct): Pass second comment start character to
5350 save_comment to indicate comment type.
5351 * cpplib.c (_cpp_handle_directive): If processing
5352 a "#define" directive and discard_comments_in_macro_exp
5353 is false, re-enable saving of comments.
5354 (lex_macro_node): If discard_comments_in_macro_exp is false,
5355 discard any comments before the macro identifier.
5356 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
5357 member.
5358 * cppmacro.c (cpp_get_token): If expanding a macro while
5359 processing a directive, discard any comments we might encounter.
5360 (parse_params): If discard_comments_in_macro_exp is false,
5361 ignore comments in the macro parameter list.
5362 * gcc.c (cpp_unique_options): Add "-CC" option.
5363 (option_map): Map "--comments-in-macros" to "-CC".
5364 * doc/cppopts.texi: Document "-CC" option.
5365 * f/lang-specs.h: Add "-CC" option.
5366 * testsuite/gcc.dg/cpp/maccom1.c: New test.
5367 * testsuite/gcc.dg/cpp/maccom2.c: New test.
5368 * testsuite/gcc.dg/cpp/maccom3.c: New test.
5369 * testsuite/gcc.dg/cpp/maccom4.c: New test.
5370 * testsuite/gcc.dg/cpp/maccom5.c: New test.
5371 * testsuite/gcc.dg/cpp/maccom6.c: New test.
5373 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
5375 PR middle-end/6180
5376 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
5378 2002-04-06 Mark Mitchell <mark@codesourcery.com>
5380 PR c++/5571
5381 * stor-layout.c (layout_decl): Reset the RTL for the decl.
5383 PR opt/5120
5384 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
5385 RTX_UNCHANGING_P for the functions arguments when a tail call
5386 is made.
5388 2002-04-06 Jason Merrill <jason@redhat.com>
5390 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
5391 (parse_options_and_default_flags): Set them appropriately.
5392 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
5394 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
5396 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
5397 here.
5399 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
5400 semicolon.
5402 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
5403 types come in by-reference. Fix typo in comment.
5405 2002-04-05 David S. Miller <davem@redhat.com>
5407 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
5408 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
5409 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
5410 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
5412 2002-04-05 David S. Miller <davem@redhat.com>
5414 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
5415 are not going to emit return instructions, emit at least a nop
5416 for the sake of sane backtraces.
5418 2002-04-05 Richard Henderson <rth@redhat.com>
5420 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
5422 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
5424 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
5426 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
5428 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
5429 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
5430 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
5432 2002-04-05 Andreas Schwab <schwab@suse.de>
5434 * c-convert.c: Include c-common.h.
5435 * Makefile.in (c-convert.o): Updated.
5437 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5439 * mklibgcc.in: Use separate libgcc.map for each multilib.
5440 * Makefile.in (distclean): Don't remove libgcc.map here.
5442 2002-04-05 Jakub Jelinek <jakub@redhat.com>
5444 * Makefile.in (s-mlib): Handle --disable-multilib by separate
5445 genmultilib invocation.
5447 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
5449 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
5450 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
5451 to num_gprs for symmetry.
5452 * config/mips/mips.c: Adjust accordingly.
5454 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
5456 * c-common.c (truthvalue_conversion): Rename, update.
5457 * c-common.h (c_common_truthvalue_conversion): New.
5458 * c-convert.c (convert): Update.
5459 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5460 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
5461 * c-typeck.c (build_binary_op, build_unary_op,
5462 build_conditional_expr): Update.
5463 * fold-const.c (constant_boolean_node, fold): Use langhook.
5464 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
5465 * langhooks.h (struct lang_hooks): New hook.
5466 * stmt.c (expand_decl_cleanup): Use langhook.
5467 * tree.h (truthvalue_conversion): Remove.
5468 objc:
5469 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
5471 2002-04-05 Alan Modra <amodra@bigpond.net.au>
5473 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
5474 Add rules to make null object file.
5476 2002-04-04 Jim Blandy <jimb@redhat.com>
5478 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
5479 macro formal parameter names.
5481 2002-04-04 David S. Miller <davem@redhat.com>
5483 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
5485 2002-04-04 Richard Henderson <rth@redhat.com>
5487 PR middle-end/5099
5488 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
5489 Support copies into and out of memory. Don't accept allows_reg
5490 and allows_mem as gospel.
5492 2002-04-04 Richard Henderson <rth@redhat.com>
5494 PR opt/6165
5495 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
5496 (write_dependence_p): Likewise.
5498 2002-04-04 Richard Henderson <rth@redhat.com>
5500 * predict.c (estimate_bb_frequencies): Do frequency calculation
5501 with a volatile temporary.
5503 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
5505 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
5507 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5509 PR c++/6119
5510 * final.c (final_start_function): Don't bump profile_label_no here...
5511 (final_end_function): ...but here.
5513 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5515 * config/sparc/sparc.md (pic): New attribute.
5516 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
5517 into stack slots.
5518 (split after do_builtin_setjmp_setup): New.
5520 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5522 PR fortran/6106
5523 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
5524 change.
5526 2002-04-04 Jakub Jelinek <jakub@redhat.com>
5528 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
5529 UNITS_PER_WORD for zero sized aggregates.
5531 2002-04-03 David S. Miller <davem@redhat.com>
5533 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
5534 one-character spec for this, just use %(link_gcc_c_sequence).
5536 2002-04-03 David S. Miller <davem@redhat.com>
5538 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
5539 handling.
5541 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5543 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
5544 (DWARF_FRAME_RETURN_COLUMN): Move.
5545 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5546 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
5547 * pa.c (except.h, predict.h): Include.
5548 (FRP): Delete.
5549 (store_reg_modify, set_reg_plus_d): Revise prototypes.
5550 (output_ascii): Add cast.
5551 (store_reg_modify): Revise to add frame notes.
5552 (set_reg_plus_d): Likewise.
5553 (compute_frame_size): Include space for eh data registers in frame if
5554 the current function calls eh_return.
5555 (hppa_expand_prologue): Ensure register %r2 is saved if the current
5556 function calls eh_return. Save eh data registers if the current
5557 function calls eh_return. Fix code to add frame notes. Emit
5558 blockage to prevent insns with frame notes being scheduled in the
5559 delay slot of calls.
5560 (hppa_expand_epilogue): Restore eh data registers and do final stack
5561 adjustment if the current function calls eh_return. Don't add frame
5562 notes.
5563 (output_call): Revise for change in length of call insn. Don't do
5564 return pointer adjustment for an unconditional jump in the delay slot
5565 of a call when using frame notes.
5566 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
5567 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
5568 (ARG_POINTER_CFA_OFFSET): Define.
5569 * pa.md (return_external_pic): New pattern.
5570 (prologue): Correct formatting. Use return_external_pic if current
5571 function calls eh_return.
5572 (call_internal_symref, call_value_internal_symref,
5573 sibcall_internal_symref, sibcall_value_internal_symref): Change default
5574 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
5575 respectively.
5576 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
5578 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
5579 list of targets to check using "nop" insn.
5580 * configure: Rebuilt.
5582 2002-04-04 Alan Modra <amodra@bigpond.net.au>
5584 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
5586 2002-04-03 David S. Miller <davem@redhat.com>
5588 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
5589 library sequence passed to the linker.
5590 (LINK_COMMAND_SPEC): Use it.
5591 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
5592 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
5593 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
5595 2002-04-03 Jason Merrill <jason@redhat.com>
5597 * except.c (struct eh_status): Remove protect_list.
5598 (begin_protect_partials, end_protect_partials): Remove.
5599 (add_partial_entry): Remove.
5600 * except.h: Remove prototypes.
5602 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
5603 expand_decl_cleanup_eh.
5605 PR c++/5636
5606 * tree.h (CLEANUP_EH_ONLY): New macro.
5607 * stmt.c (expand_decl_cleanup_eh): New fn.
5608 (expand_cleanups): Check CLEANUP_EH_ONLY.
5609 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
5610 Use expand_decl_cleanup_eh.
5611 (expand_stmt): Adjust.
5612 * c-common.h: Adjust prototype.
5614 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
5616 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
5617 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
5618 (cris_target_asm_function_epilogue): Ditto.
5619 (cris_initial_frame_pointer_offset): Ditto.
5620 (cris_simple_epilogue): Ditto.
5621 (cris_expand_builtin_va_arg): Variable-size types come in
5622 by-reference.
5624 2002-04-03 David S. Miller <davem@redhat.com>
5626 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
5627 little-endian.
5628 (set_fast_math): Correct 'fsr' type.
5630 2002-04-03 Richard Henderson <rth@redhat.com>
5632 PR opt/3569
5633 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
5634 * toplev.c (check_global_declarations): Use it.
5635 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
5636 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5637 (LANG_HOOKS_DECLS): Add it.
5638 * langhooks.c (lhd_warn_unused_global_decl): New.
5639 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5640 * c-objc-common.c (c_warn_unused_global_decl): New.
5641 * c-tree.h (c_warn_unused_global_decl): Declare.
5642 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
5644 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
5646 * langhooks-def.h (lhd_set_decl_assembler_name,
5647 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
5648 (LANG_HOOKS_INITIALIZER): Update.
5649 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
5650 * langhooks.h (struct lang_hooks): New hook.
5651 * tree.c (set_decl_assembler_name): Move to langhooks.c.
5652 (lang_set_decl_assembler_name): Remove.
5653 (init_obstacks): Don't set hook.
5654 (decl_assembler_name): New function.
5655 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
5656 (decl_assembler_name): New.
5657 (lang_set_decl_assembler_name): Remove.
5659 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5661 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
5662 works properly with .hidden symbols.
5663 * configure: Rebuilt.
5664 * config.in: Rebuilt.
5665 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5666 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
5667 properly with .hidden symbols.
5669 2002-04-03 Jakub Jelinek <jakub@redhat.com>
5671 PR middle-end/6102
5672 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
5673 USE argument.
5675 2002-04-03 Richard Henderson <rth@redhat.com>
5677 PR opt/4120
5678 * sched-rgn.c (sets_likely_spilled): New.
5679 (sets_likely_spilled_1): New.
5680 (add_branch_dependences): Use it.
5682 2002-04-02 Richard Henderson <rth@redhat.com>
5684 PR opt/4311
5685 * loop.h (LOOP_FIRST_PASS): New.
5686 * loop.c (strength_reduce): Mind it when deciding to unroll.
5687 * toplev.c (rest_of_compilation): Set it.
5689 2002-04-02 David S. Miller <davem@redhat.com>
5691 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
5692 mems_ok_for_ldd_peep when the order of the loads being examined
5693 is reversed.
5694 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
5695 existing comment to increase comprehension of this situation.
5697 2002-04-02 Zack Weinberg <zack@codesourcery.com>
5699 * config/sh/sh.md: Don't use union real_extract.
5701 2002-04-02 Richard Henderson <rth@redhat.com>
5703 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
5705 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5707 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
5708 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
5709 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
5710 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
5711 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
5712 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
5713 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
5714 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
5715 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
5716 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
5717 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
5718 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
5719 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
5720 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
5721 Include as many configury headers via tm_file as possible. This
5722 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
5723 * config/openbsd-oldgas.h: New file.
5724 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
5725 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
5726 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
5727 config/i386/i386-coff.h, config/i386/i386-interix.h,
5728 config/i386/iscdbx.h, config/i386/linux-aout.h,
5729 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
5730 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
5731 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
5732 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
5733 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
5734 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
5735 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
5736 config/i386/vxi386.h: Do not directly include configury headers.
5737 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
5738 Directly include configury headers that are no longer automatically
5739 included by the above headers.
5740 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
5741 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
5742 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
5743 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
5744 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
5745 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
5746 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
5747 (TARGET_VERSION): Define.
5748 * config/i386/beos-elf.h, config/i386/freebsd.h,
5749 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
5750 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
5751 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
5752 config/i386/sco5.h, config/i386/sysv4.h
5753 (TARGET_VERSION): Do not need to protect.
5754 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
5755 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
5756 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
5757 config/i386/i386-interix.h, config/i386/linux-aout.h,
5758 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
5759 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
5760 (YES_UNDERSCORES): Do not define - not needed.
5761 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
5762 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5763 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
5764 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
5765 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
5766 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
5767 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
5768 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
5770 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
5771 Richard Henderson <rth@redhat.com>
5773 PR c/5484
5774 * function.c (assign_temp): Accept either type or decl argument.
5775 Detect variables whose size is too large to fit into an integer.
5776 * stmt.c (expand_decl): Pass the decl, not the type.
5778 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5780 * protoize.c: Match include directory usage with cppdefault.c.
5782 2002-04-03 Jeffrey A Law (law@redhat.com)
5783 Hans-Peter Nilsson <hp@bitrange.com>
5785 * combine.c (simplify_comparison): Avoid narrowing a comparison
5786 with a paradoxical subreg when doing so would drop signficant bits.
5788 2002-04-02 Steve Ellcey <sje@cup.hp.com>
5790 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
5791 if POINTERS_EXTEND_UNSIGNED is defined.
5793 2002-04-02 Richard Henderson <rth@redhat.com>
5795 PR opt/3967
5796 * local-alloc.c (contains_replace_regs): LO_SUM may contain
5797 replace regs.
5799 2002-04-02 Richard Henderson <rth@redhat.com>
5801 * doc/standards.texi: Document required freestanding libc entry points.
5803 2002-04-02 Alan Modra <amodra@bigpond.net.au>
5805 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
5806 associated splitter. Remove MQ constraint.
5807 (ctrdi_internal4): Correct CCmode clobber.
5809 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5811 * milli64.S ($$dyncall): New function.
5812 * t-linux (LIB1ASMFUNCS): Revise module list.
5813 (LIB1ASMSRC): Use pa/milli64.S.
5815 2002-04-02 Richard Henderson <rth@redhat.com>
5817 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
5818 rename solaris_sys_varargs_h.
5820 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5822 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
5823 the same mode as its component.
5825 2002-04-02 Richard Henderson <rth@redhat.com>
5827 PR opt/190
5828 * final.c (this_is_asm_operands): Export.
5829 * output.h (this_is_asm_operands): Declare.
5830 * config/i386/i386.c (print_operand): Error odd asm operands.
5832 2002-04-02 Richard Henderson <rth@redhat.com>
5834 PR opt/420
5835 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
5837 2002-04-01 Richard Henderson <rth@redhat.com>
5839 PR target/1538
5840 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
5841 * fixinc/fixincl.x: Rebuild.
5843 2002-04-01 Richard Henderson <rth@redhat.com>
5845 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
5846 (atomic_alloc, atomic_free): New.
5847 (SIZE, MASK_FOR, PTR_IN): New.
5848 (emergency_reg_state, emergency_reg_state_free): New.
5849 (emergency_labeled_state, emergency_labeled_state_free): New.
5850 (reg_state_alloced, labeled_state_alloced): New.
5851 (alloc_reg_state, free_reg_state): New.
5852 (alloc_label_state, free_label_state, free_label_states): New.
5853 (push, pop, dup_state_stack, free_state_stack): Use them.
5854 (desc_label_state): Likewise.
5855 (uw_frame_state_for): Free label states and state stack.
5856 (uw_update_reg_address): Eliminate warnings.
5858 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
5860 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
5861 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
5863 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5865 * c-decl.c (grokdeclarator): Update.
5866 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5867 * c-tree.h (c_mark_addressable): New.
5868 * c-typeck.c (default_function_array_conversion, build_unary_op,
5869 build_array_ref, convert_for_assignment): Update.
5870 (mark_addressable): Rename.
5871 * calls.c (try_to_integrate, expand_call): Use langhook.
5872 * expr.c (expand_expr): Use langhook.
5873 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
5874 * langhooks.h (struct lang_hooks): New hook.
5875 * stmt.c (expand_asm_operands): Use langhook.
5876 * tree.h (mark_addressable): Remove.
5877 objc:
5878 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5880 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5882 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
5883 in previous change.
5885 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5887 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
5888 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
5890 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5892 * c-common.c (unsigned_conversion_warning, convert_and_check,
5893 unsigned_type, signed_type, shorten_compare,
5894 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
5895 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
5896 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
5897 New.
5898 * c-decl.c (grokdeclarator): Update.
5899 * c-format.c (check_format_types): Update.
5900 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5901 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5902 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
5903 * convert.c (convert_to_integer): Use new hooks.
5904 * expmed.c (make_tree): Use new hooks.
5905 * expr.c (store_expr): Use new hooks.
5906 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
5907 all_ones_mask_p, unextend, fold): Use new hooks.
5908 * langhooks.h (struct lang_hooks_for_types): New hooks.
5909 * tree.h (signed_or_unsigned_type, signed_type,
5910 unsigned_type): Remove.
5911 objc:
5912 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5913 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5915 2002-03-31 Richard Henderson <rth@redhat.com>
5917 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
5918 (desc_frgr_mem): Fix reference to f16-f31.
5920 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5922 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5923 RTVEC_ELT): Const-ify.
5924 * varray.h (VARRAY_CHECK): Const-ify.
5925 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
5926 ggc_mark_rtvec, ggc_mark): Const-ify.
5928 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5930 * diagnostic.c: Include langhooks-def.h.
5931 * Makefile.in (diagnostic.o): Update.
5933 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5935 * c-common.c (c_unsafe_for_reeval): Rename.
5936 * c-common.h (c_unsafe_for_reeval): Rename.
5937 * c-decl.c (finish_incomplete_decl): Rename.
5938 (c_init_decl_processing): Don't set langhook.
5939 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5940 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5941 * c-objc-common.c (c_objc_common_init): Don't set langhook.
5942 * c-tree.h (finish_incomplete_decl): Rename.
5943 * langhooks-def.h (lhd_unsafe_for_reeval): New.
5944 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
5945 (LANG_HOOKS_INITIALIZER): Update.
5946 * langhooks.c (lhd_unsafe_For_reeval): New.
5947 * langhooks.h (struct langhooks): New hooks.
5948 * toplev.c (incomplete_decl_finalize_hook): Remove.
5949 (wrapup_global_declarations): Update.
5950 * tree.c (lang_unsafe_for_reeval): Remove.
5951 (unsafe_for_reeval): Update.
5952 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
5953 Remove.
5954 objc:
5955 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5956 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5958 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5960 * diagnostic.c (print_error_function): Remove.
5961 (default_print_error_function): Rename.
5962 (report_error_function): Update.
5963 * diagnostic.h (print_error_function): Remove.
5964 (default_print_error_function): Remove.
5965 * langhooks-def.h (struct diagnostic_context): Predeclare.
5966 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
5967 (LANG_HOOKS_INITIALIZER): Update.
5968 * langhooks.h (struct diagnostic context): Predeclare.
5969 (struct lang_hooks): New hook.
5971 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5973 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
5974 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
5975 !flag_pic.
5976 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
5977 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
5978 of PIC_OFFSET_TABLE_REGNUM thruout.
5979 * config/rs6000/rs6000.md: Likewise.
5980 * config/rs6000/darwin.h: Likewise.
5982 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5984 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
5985 unsigned HOST_WIDE_INT, not unsigned int.
5987 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5989 PR middle-end/6096, middle-end/6098, middle-end/6099
5990 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
5991 CODE_LABELs.
5992 (fill_slots_from_thread): Likewise.
5994 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5996 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
5997 floating fields in float regs.
5998 (function_arg_record_value_2): Likewise.
6000 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
6002 * config/mmix/mmix.md (define_constants): Remove misleading
6003 FIXME. Add MMIX_fp_rO_OFFSET.
6004 ("nonlocal_goto_receiver"): Don't have stack-frame address of
6005 saved rO as part of the pattern. Remove FIXME.
6006 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
6007 here, at output-time.
6009 2002-03-31 Jakub Jelinek <jakub@redhat.com>
6011 PR middle-end/6100
6012 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
6013 REG_BR_PRED.
6014 (output_v9branch): Likewise.
6016 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
6018 * gcc.c: Revert previous patch for now.
6019 * config/i386/djgpp.h: Likewise.
6021 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
6023 * config/mmix/crti.asm (_init): Register _fini with atexit.
6024 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
6026 2002-03-31 Richard Henderson <rth@redhat.com>
6028 PR target/3997
6029 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
6030 (ASM_OUTPUT_DEF_FROM_DECLS): New.
6032 2002-03-31 Richard Henderson <rth@redhat.com>
6034 * libgcc2.c (__bb_exit_func): Make static.
6036 * config/alpha/alpha.md (trap): New.
6038 2002-03-31 Richard Henderson <rth@redhat.com>
6040 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
6041 promoted argument types; build trap.
6042 (expand_builtin_trap): New.
6043 (expand_builtin): Use it.
6044 * stmt.c (expand_nl_goto_receivers): Likewise.
6045 * expr.h (expand_builtin_trap): Declare.
6046 * libfuncs.h (LTI_abort, abort_libfunc): New.
6047 * optabs.c (init_optabs): Init abort_libfunc.
6049 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
6051 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
6052 (LINK_COMMAND_SPEC): ... from here.
6053 (init_gcc_specs): Duplicate it here too, omitting
6054 shared_name in the second copy.
6055 (init_spec): Test for duplicate
6056 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
6058 2002-03-30 David S. Miller <davem@redhat.com>
6060 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
6061 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
6063 2002-03-30 Roger Sayle <roger@eyesopen.com>
6064 Richard Henderson <rth@redhat.com>
6066 * regmove.c (combine_stack_adjustments_for_block): Avoid
6067 emitting a stack adjustment of zero bytes. Let delete_insn
6068 update bb->head.
6070 2002-03-30 Richard Henderson <rth@redhat.com>
6072 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
6073 (sparc_emitting_epilogue): New.
6074 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
6075 * config/sparc/sparc-protos.h: Update.
6076 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
6077 (TARGET_SWITCHES): Update.
6078 * config/sparc/sparc.md (return): Remove.
6079 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
6080 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
6081 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
6082 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6083 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
6084 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
6085 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
6086 Remove MASK_EPILOGUE.
6087 * doc/invoke.texi: Update.
6089 2002-03-30 Daniel Berlin <dan@dberlin.org>
6091 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
6092 CPP will start the file for us.
6094 2002-03-30 Richard Henderson <rth@redhat.com>
6096 PR target/5446
6097 * config/ia64/ia64.c (group_barrier_needed_p): Special case
6098 prologue_allocate_stack.
6099 (ia64_single_set): Use insn codes for recognition of special
6100 cases, not rtl matching.
6101 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
6103 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
6105 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
6107 2002-03-30 Richard Henderson <rth@redhat.com>
6109 PR target/6032
6110 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
6111 or -fomit-frame-pointer with profiling.
6112 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
6113 (FUNCTION_PROFILER): Do nothing.
6114 (PROFILE_HOOK): New.
6115 * config/sparc/sparc.c (sparc_override_options): Don't check
6116 code models for profiling.
6117 (sparc_function_profiler): Remove.
6118 (sparc_profile_hook): New.
6119 * config/sparc/sparc-protos.h: Update.
6121 2002-03-30 Jakub Jelinek <jakub@redhat.com>
6123 PR optimization/6086
6124 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
6125 of SUBREG of volatile MEM or because the MEM was mode dependent,
6126 return CLOBBER instead of unmodified SUBREG.
6128 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
6130 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
6131 when not optimizing.
6133 * toplev.c (rest_of_compilation): Cann mark_constant_function
6134 only when optimizing.
6136 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
6137 are NULL.
6139 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
6140 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
6141 (try_optimize_cfg): clear all AUX fields.
6143 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
6144 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
6145 (ix86_address_cost): Be prepared for SUBREGed registers.
6146 (legitimate_address_p): Accept SUBREGed registers.
6148 2002-03-29 Richard Henderson <rth@redhat.com>
6150 PR target/5672
6151 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
6153 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6155 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
6156 for aggregate and TFmode types.
6158 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
6160 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
6162 2002-03-29 Richard Henderson <rth@redhat.com>
6164 PR target/5886
6165 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
6166 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
6168 2002-03-29 Richard Henderson <rth@redhat.com>
6170 PR target/6041
6171 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
6172 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
6173 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
6174 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
6175 conditional.
6176 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
6178 2002-03-29 Dale Johannesen <dalej@apple.com>
6180 * loop.c (combine_movables): Do allow combination of pseudos.
6182 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
6184 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
6185 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
6186 No functional change except ...
6187 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
6188 * doc/install.texi (*-*-freebsd*): Document port configuration.
6190 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6192 * Makefile.in (convert.o, calls.o, expmed.o): Update.
6193 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
6194 Use new hooks.
6195 * builtin-types.def (BT_PTRMODE): Update.
6196 * c-common.c (type_for_size): Rename c_common_type_for_size.
6197 (type_for_mode): Similarly.
6198 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
6199 Use new hook.
6200 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
6201 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
6202 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
6203 Redefine.
6204 * c-typeck.c (common_type, comptypes, default_conversion):
6205 Use new hooks.
6206 * calls.c: Include langhooks.h.
6207 (emit_library_call_value_1): Use new hooks. Avoid redundant
6208 calls.
6209 * convert.c: Include langhooks.h
6210 (convert_to_pointer, convert_to_integer): Use new hooks.
6211 * except.c (init_eh): Similarly.
6212 * expmed.c: Include langhooks.h.
6213 (expand_mult_add): Use new hooks.
6214 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
6215 try_casesi): Similarly.
6216 * fold-const.c (optimize_bit_field_compare, make_range,
6217 decode_field_reference, fold_truthop, fold): Similarly.
6218 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
6219 put_var_into_stack): Similarly.
6220 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
6221 LANG_HOOKS_TYPE_FOR_SIZE): New.
6222 (LANG_HOOKS_TYPES_INITIALIZER): Update.
6223 * langhooks.h (lang_hooks_for_types): New hooks.
6224 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
6225 * tree.c (get_unwidened, get_narrower): Similarly.
6226 * tree.h (type_for_mode, type_for_size): Remove.
6227 * varasm.c (force_const_mem): Use new hooks.
6228 * utils2.c (nonbinary_modular_operation): Update.
6229 objc:
6230 * objc-act.c (handle_impent): Update.
6231 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
6232 Redefine.
6234 2002-03-29 Steve Ellcey <sje@cup.hp.com>
6236 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
6237 * config/ia64/ia64.c (basereg_operand): New.
6238 * config/ia64/ia64-protos.h (basereg_operand): Declare.
6239 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
6241 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
6243 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
6244 unwind information when frame_pointer_needed.
6245 (mmix_assemble_integer): Tweak wording in comment.
6247 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
6249 * Makefile.in (except.o): Update.
6250 * except.c: Include langhooks.h.
6251 (init_eh): Use langhook.
6252 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
6253 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
6254 (LANG_HOOKS_INITIALIZER): Update.
6255 * langhooks.h (lang_hooks_for_types): New.
6256 (struct lang_hooks): Add it.
6257 * tree.c (make_lang_type_fn, make_lang_type): Remove.
6258 * tree.h (make_lang_type_fn, make_lang_type): Remove.
6259 config:
6260 * alpha/alpha.c: Include langhooks.h.
6261 (alpha_build_va_list): Use langhook.
6262 * d30v/d30v.c: Include langhooks.h.
6263 (d30v_build_va_list): Use langhook.
6264 * i386/i386.c: Include langhooks.h.
6265 (ix86_build_va_list): Use langhook.
6266 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
6267 * s390/s390.c: Include langhooks.h.
6268 (s390_build_va_list): Use langhook.
6269 * stormy16/stormy16.c: Include langhooks.h.
6270 (stormy16_build_va_list): Use langhook.
6272 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6274 PR c++/5964
6275 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
6276 attributes.
6277 (length): Compute variable length for branches/calls/jumps here.
6278 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
6279 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
6280 define branch_type attribute.
6281 (divsi3_sp32): Maximum length is 6 not 7.
6282 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
6283 call_address_untyped_struct_value_sp32,
6284 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
6285 * config/sparc/sparc.c (empty_delay_slot): New function.
6286 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
6287 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
6289 2002-03-29 Jakub Jelinek <jakub@redhat.com>
6291 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
6292 nonzero_bits if not needed.
6293 (nonzero_bits) [XOR]: Likewise.
6294 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
6295 reg_last_set_mode and mode are both MODE_INT, but not equal.
6296 (record_value_for_reg): Compute reg_last_set_nonzero_bits
6297 in nonzero_bits_mode for MODE_INT modes.
6299 2002-03-28 Richard Henderson <rth@redhat.com>
6301 PR target/5715
6302 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
6303 to GAS. Correct drift between alternatives.
6305 2002-03-28 Richard Henderson <rth@redhat.com>
6307 PR target/6087
6308 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
6310 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
6312 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
6313 emulation to the linker.
6315 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
6317 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
6318 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
6320 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
6322 * combine.c (simplify_and_const_int): Make sure to apply mask
6323 when force_to_mode returns a constant integer. PR3311.
6325 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6327 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
6329 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6331 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
6332 and Objective-C Dialect Options.
6334 2002-03-28 Richard Henderson <rth@redhat.com>
6336 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
6337 comparison should be done vs !=0 not >0 return code. Tidy cases.
6339 2002-03-28 Richard Henderson <rth@redhat.com>
6341 * c-decl.c (finish_function): New arg can_defer_p. Pass it
6342 on to c_expand_body.
6343 * c-tree.h (finish_function): Update decl.
6344 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
6346 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
6348 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
6350 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
6352 * rtlanal.c: Include flags.h
6353 (may_trap_p): Do not mark FP operations if trapping
6354 if !flag_trapping_math
6355 * Makefile.in (rtlanal.o): Add dependency on flag.h
6356 * ifcvt.c (noce_operand_ok): Avoid the lameness.
6358 2002-03-27 Zack Weinberg <zack@codesourcery.com>
6360 * mips.md: Use dconst1, not 1.0, as first argument of
6361 REAL_VALUE_LDEXP. Don't use union real_extract.
6363 2002-03-28 Alan Modra <amodra@bigpond.net.au>
6365 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
6366 rather than $target. Heed program_prefix and
6367 program_transform_name. Search for gas in cross-compiler case too.
6368 "test -x" rather than "test -f".
6369 (gcc_cv_ld): Likewise.
6370 (gcc_cv_nm): Heed program_prefix and program_transform_name.
6371 (gcc_cv_objdump): Likewise.
6372 * configure: Regenerate.
6374 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6376 * Makefile.in (attribs.o): Update.
6377 * attribs.c: Include langhooks.h.
6378 (decl_attributes): Use langhook.
6379 * c-decl.c (insert_default_attributes): Rename.
6380 * c-tree.h (c_insert_default_attributes): New.
6381 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
6382 (LANG_HOOKS_INITIALIZER): Update.
6383 * langhooks.h (struct lang_hooks): New hook.
6384 * tree.h (insert_default_attributes): Remove.
6385 objc:
6386 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
6388 2002-03-27 Andreas Schwab <schwab@suse.de>
6390 * config/i386/i386.c (classify_argument): Also check for
6391 QUAL_UNION_TYPE.
6393 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6395 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
6396 any more.
6398 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
6400 * i960.md (ret): Set PC.
6401 (nonlocal_goto): Fix expander.
6402 * builtins.c (epxand_builin_longjmp): Check that we've emitted
6403 some jump or call.
6405 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
6407 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
6408 of libcall regions.
6410 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6412 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
6413 assigning to BLOCK_FOR_INSN directly.
6415 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
6417 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
6419 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6421 * c-common.c (c_expand_expr): Fix prototype.
6422 * c-common.h (c_expand_expr): Always declare, update.
6423 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6424 * c-objc-common.c (c_objc_common_init): No global hook.
6425 * expr.c (expand_expr): Use langhook.
6426 * expr.h (enum expand_modifier): Conditionally declare.
6427 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
6428 (LANG_HOOKS_INITIALIZER): Update.
6429 * langhooks.c (lhd_expand_expr): New.
6430 * langhooks.h (struct lang_hooks): New hook.
6431 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
6432 (lang_independent_init): Don't default hook.
6433 objc:
6434 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
6436 2002-03-27 Richard Henderson <rth@redhat.com>
6438 PR target/6054
6439 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
6440 TARGET_CONST_GP. Simplify conditions.
6442 2002-03-27 Richard Henderson <rth@redhat.com>
6444 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6445 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
6446 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
6448 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
6450 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
6451 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
6452 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
6453 Remove unnecessary masks.
6454 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
6455 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
6456 -mwindows, -mdll switches and their negations.
6458 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6460 * gcc-common.c (lang_mark_false_label_stack): Remove.
6461 * ggc.h (lang_mark_false_label_stack): Similarly.
6463 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
6465 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
6467 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
6468 or __rtems_ is defined.
6470 2002-03-26 Richard Henderson <rth@redhat.com>
6472 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
6473 if a non-trivial load was emitted.
6474 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
6475 in high+extra+low case.
6477 2002-03-26 Richard Henderson <rth@redhat.com>
6479 * config.gcc (sparc*-solaris): Use float_format=sparc.
6481 2002-03-26 Richard Henderson <rth@redhat.com>
6483 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
6484 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
6485 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
6486 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
6487 (WINT_TYPE_SIZE): Fix at 32.
6489 2002-03-26 Richard Henderson <rth@redhat.com>
6491 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
6492 until after eh landing pad generation.
6493 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
6494 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
6496 2002-03-26 Richard Henderson <rth@redhat.com>
6498 * expr.h (ADD_PARM_SIZE): One more convert for INC.
6500 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
6502 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
6503 and warning switches.
6504 (cc1_options): Likewise.
6506 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
6508 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
6509 Restore more of the signal context. Set no_reg_stack_frame.
6510 * config/ia64/unwind-ia64.c (unw_state_record):
6511 Add no_reg_stack_frame, comments.
6512 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
6513 (uw_update_context): Adjust bsp when unwinding from leaf,
6514 but not signal frame.
6516 2002-03-26 David Edelsohn <edelsohn@gnu.org>
6518 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
6520 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6522 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
6524 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6526 PR target/5621
6527 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
6528 "Add a pool_range attribute", which was lost during the ARM/Thumb
6529 merge.
6531 2002-03-26 Bob Wilson <bob.wilson@acm.org>
6533 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
6534 a register into the MAC16 accumulator.
6536 2002-03-26 Andrew Cagney <ac131313@redhat.com>
6538 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
6539 (Warning Options): Document -Wswitch-enum.
6540 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
6541 -Wswitch.
6542 (warn_switch_enum): Define variables.
6543 * flags.h (warn_switch_enum): Declare variables.
6544 * stmt.c (expand_end_case_type): When warn_switch_enum /
6545 -Wswitch-enum, perform switch checks.
6546 Fix PR c/5044.
6548 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
6550 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
6551 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
6552 (reload_muladdsi_compare0_scratch): Delete.
6554 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
6556 * doc/install.texi (*-*-freebsd*): Update.
6558 2002-03-26 Richard Henderson <rth@redhat.com>
6560 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
6561 (SUB_PARM_SIZE): Cast DEC to ssizetype.
6563 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
6564 types from the normal argument frame.
6566 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
6567 variable sized objects by reference.
6568 (sparc_va_arg): Receive them by reference too.
6570 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
6572 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
6573 code to not restoring global registers.
6575 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
6577 * Makefile.in (ggc-common.o): Update.
6578 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
6579 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6580 * c-tree.h (c_mark_tree): New.
6581 * ggc-common.c: Include langhooks.h.
6582 (gcc_mark_trees): Use new langhook.
6583 * ggc-callbacks.c: Delete file.
6584 * ggc.h (lang_mark_tree): Remove.
6585 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
6586 (LANG_HOOKS_INITIALIZER): Update.
6587 * langhooks.h (struct lang_hooks): New hook.
6588 objc:
6589 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
6591 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6593 * doc/cpp.texi: Exclude entire Top node from printed manual.
6594 Move option index after directive index. Insert page breaks
6595 before GFDL and concept index. Index environment variables
6596 with command line options.
6597 * doc/cppenv.texi: Use @vtable for environment variable list.
6598 Add paragraph explaining semantics of empty elements in path
6599 variables. Exclude a cross-reference to Fishkill from the
6600 manpage. Remove an unnecessary cross-reference of the entry
6601 right above the referer. Don't use @anchor in text that goes
6602 into manpage.
6603 * doc/cppopts.texi: Cross-reference the environment variables
6604 section, not the specific environment variable, for consistency.
6606 2002-03-25 Richard Henderson <rth@redhat.com>
6608 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
6609 anywhere in the block. Don't refer to insns that have been
6610 removed from the chain. Iterate backward through the new insns.
6611 Don't refer to edges that have been removed.
6613 2002-03-26 Alan Modra <amodra@bigpond.net.au>
6615 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
6616 test for overflow of constant.
6618 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
6620 PR target/2623
6621 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
6622 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
6623 these patterns on arm_archv4.
6625 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
6627 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
6628 int".
6630 2002-03-25 Zack Weinberg <zack@codesourcery.com>
6632 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
6633 float_handled, float_handler, float_signal, set_float_handler,
6634 and do_float_handler. Set handler for SIGFPE to crash_signal.
6635 * toplev.h: Don't prototype do_float_handler.
6637 * c-lex.c: Fold parse_float into lex_number. Make warning
6638 about portability of hex float constants more informative, and
6639 don't issue it on top of a syntax error.
6640 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
6641 their callers.
6642 * real.h: Define REAL_VALUE_ABS here...
6643 * simplify-rtx.c: ... not here. Fold check_fold_consts,
6644 simplify_unary_real, simplify_binary_real, and
6645 simplify_binary_is2orm1 into their callers.
6646 * tree.c: Fold build_real_from_int_cst_1 into caller.
6648 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
6650 * tsystem.h: Include float.h here...
6651 * libgcc2.c: ... not here.
6653 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
6655 Fixes for: PR bootstrap/3591, target/5676
6656 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
6657 defined. Do not disable exceptions or rtti.
6658 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
6659 mcore.h. Disable exceptions and rtti, since they are not
6660 supported by EPOC.
6662 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
6664 * c-decl.c (maybe_build_cleanup): Remove.
6665 * expr.c (expand_expr): Use langhook.
6666 * langhooks-def.h (lhd_return_null_tree,
6667 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
6668 (LANGHOOKS_INITIALIZER): Update.
6669 * langhooks.c (lhd_return_null_tree): New.
6670 * langhooks.h (struct lang_hooks): New hook.
6671 * tree-inline.c (initialize_inlined_parameters): Use langhook.
6672 * tree.h (maybe_build_cleanup): Remove.
6674 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6676 * regrename.c (build_def_use): Move recog_memoized
6677 before extract_insn.
6679 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6681 PR target/6043
6682 * expr.c (emit_group_store): Handle storing into CONCAT.
6684 2002-03-25 Jakub Jelinek <jakub@redhat.com>
6686 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
6687 corresponding MATCH_DUP.
6689 2002-03-24 Richard Henderson <rth@redhat.com>
6691 * unroll.c (unroll_loop): Zero label_map.
6693 * gcse.c: Include except.h.
6694 * Makefile.in (gcse.o): Update.
6696 2002-03-24 Richard Henderson <rth@redhat.com>
6698 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
6699 Do resolve_unique_section before shared data clause.
6701 2002-03-24 Richard Henderson <rth@redhat.com>
6703 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
6705 2002-03-24 Richard Henderson <rth@redhat.com>
6707 * recog.c (peephole2_optimize): Split blocks when EH insns are
6708 generated in the middle of a block. Do global life update if
6709 zapped EH edges.
6711 2002-03-24 Richard Henderson <rth@redhat.com>
6713 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
6715 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6717 preprocessor/3951
6718 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
6719 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
6720 (init_dependency_output): Don't make no_output decision here.
6722 2002-03-24 Andrew Cagney <ac131313@redhat.com>
6724 * stmt.c (check_for_full_enumeration_handling): Remove tests of
6725 warn_switch. Update description.
6726 (expand_end_case_type): Call check_for_full_enumeration_handling
6727 when warn_switch.
6729 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6731 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
6732 (m68hc11_split_move): Call it to see if the source and destination
6733 operands use the same direction auto inc/dec mode, otherwise make the
6734 source an offsetable memory operand and generate an add.
6736 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6738 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
6739 register for operand 2.
6740 ("*subsi3_zero_extendqi"): Likewise.
6741 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
6742 bits so that it is compatible with a pop.
6743 ("*andhi3_gen"): Likewise.
6744 ("xorhi3"): Likewise.
6746 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6748 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
6749 -pedantic here...
6750 (cpp_post_options): ... not here.
6752 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
6753 Aldy Hernandez <aldyh@redhat.com>
6755 Removal of separate preprocessor cpp0.
6757 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
6758 cpp0, install-common): Update.
6759 * c-common.c (flag_preprocess_only): New.
6760 (c_common_init): Preprocess for -E.
6761 * c-common.h (flag_preprocess_only): New.
6762 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
6763 * c-objc-common.c (c_init_decl_processing): Exit quickly
6764 for NULL return from c_common_init.
6765 * cpplib.h (cpp_preprocess_file): New.
6766 * cppmain.c (main, general_init, pfile, progname): Remove.
6767 (do_preprocessing): Rename cpp_preprocess_file, don't call
6768 cpp_finish. Don't close stdout here.
6769 (setup_callbacks): Update prototype.
6770 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
6771 Update.
6772 * tradcpp.c (main): Ignore -quiet.
6773 objc:
6774 * lang-specs.h (default_compilers): Preprocess with cc1obj.
6776 2002-03-24 Richard Henderson <rth@redhat.com>
6778 PR optimization/5742
6779 * machmode.def: Add inner mode field to complex modes.
6780 * config/mips/mips.c (mips_function_value): Always define. Add
6781 new argument to handle libcalls.
6782 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
6783 (FUNCTION_VALUE): Likewise.
6784 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
6785 * config/mips/mips-protos.h: Update.
6787 2002-03-23 Richard Henderson <rth@redhat.com>
6789 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
6790 * config/sparc/sparc-protos.h: Update.
6791 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
6793 2002-03-23 Richard Henderson <rth@redhat.com>
6795 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
6796 _start or _init begins the text segment.
6798 2002-03-23 David Edelsohn <edelsohn@gnu.org>
6800 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
6801 not HOST_WIDEST_INT.
6802 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
6804 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
6806 PR java/5489
6807 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
6808 operand argument to output_return_instruction.
6809 * arm.c (arm_print_operand, case 'd'): If the operand is
6810 const_true_rtx then just return.
6811 (arm_print_operand, case 'D'): If the operand is const_true_rtx
6812 then abort.
6814 2002-03-23 Andrew Cagney <ac131313@redhat.com>
6816 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
6817 (Warning Options): Document -Wswitch-default.
6818 * toplev.c (W_options): Add -Wswitch-default. Update comment on
6819 -Wswitch.
6820 (warn_switch_default): Define variable.
6821 (warn_switch): Update comment.
6822 * flags.h (warn_switch_default): Declare variable.
6823 (warn_switch): Update comment.
6824 * stmt.c (expand_end_case): Check for and, when
6825 warn_switch_no_default, warn of a missing default case.
6827 2002-03-23 Alan Modra <amodra@bigpond.net.au>
6829 * real.h (N): Special case 128 bit doubles.
6831 * combine.c (simplify_comparison): When widening modes, ignore
6832 sign extension on CONST_INTs.
6834 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6836 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
6837 passed to adjust_address. Fix comment formatting.
6840 2002-03-22 Zack Weinberg <zack@codesourcery.com>
6842 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
6843 Always make REAL_VALUE_TYPE a struct containing an array of
6844 HOST_WIDE_INT, not a double. Tidy up the code deciding how
6845 big it is. Don't declare or use union real_extract.
6847 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
6848 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
6849 (print_operand), config/arm/arm.c (output_move_double),
6850 config/arm/arm.md (consttable_4, consttable_8),
6851 config/romp/romp.c (output_fpops), config/s390/s390.h
6852 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
6853 (xtensa_output_literal): Don't use union real_extract.
6855 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
6856 (sfmode_constant_to_ulong), config/ns32k/merlin.h
6857 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
6858 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
6859 (PRINT_OPERAND): Don't use local version of union
6860 real_extract.
6862 * config/convex/convex.c (check_float_value), config/vax/vax.c
6863 (vax_float_literal), config/m88k/m88k.md (divdf3),
6864 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
6865 config/pdp11/pdp11.c (output_move_quad): Don't do host
6866 arithmetic on target floating point quantities.
6868 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
6869 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
6871 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
6872 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
6874 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
6875 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
6876 INFINITY.
6877 * print-rtl.c (print_rtx): Disable code which needs
6878 floating-point emulator.
6879 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
6880 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
6881 depending on HOST_FLOAT_FORMAT to be defined properly.
6883 * config/1750a/1750a.c (get_double, float_label): Delete.
6884 (print_operand): Delete huge commented-out chunk. Use
6885 REAL_VALUE_TO_DECIMAL.
6886 * config/1750a/1750a-protos.h: Delete prototypes of deleted
6887 functions.
6888 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
6889 IEEE_FLOAT_FORMAT.
6890 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
6891 Use REAL_VALUE_TO_DECIMAL as ELF version does.
6892 * config/m88k/m88k.c (real_power_of_2_operand,
6893 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
6894 real_extract out of the union; run the input through
6895 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
6896 from that into the union.
6897 * config/pdp11/pdp11.c (output_move_double): Rearrange
6898 parentheses to make automatic indenter happy.
6900 * doc/tm.texi (Cross-compilation): Rename node to "Floating
6901 Point" and rewrite to describe current situation. Also adjust
6902 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
6903 match code.
6904 * doc/rtl.texi: Adjust cross reference.
6906 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6908 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
6909 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
6910 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
6911 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
6912 prevent use of sp as a reload register.
6913 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
6914 non_acc_reg_operand.
6915 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
6916 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
6917 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6918 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
6920 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6922 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
6923 * cpplex.c (unterminated): Delete.
6924 (parse_string): No string literal may extend over multiple
6925 lines. Suppress the error when preprocessing assembly.
6926 * cppmain.c (scan_translation_unit): Strings are single-line.
6928 * doc/cpp.texi: Update to match.
6930 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6932 PR optimization/5854
6933 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
6934 Shut up warnings.
6935 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
6936 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
6937 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
6938 const0 if scratch register was not allocated.
6939 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
6940 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
6941 with GEN_INT (...).
6942 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
6943 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
6944 with GEN_INT (...) everywhere. Remove constraints in define_split
6945 patterns.
6946 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
6947 require scratch register for setting 0 into regs/non-pushable memory.
6949 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6951 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
6952 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
6954 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
6956 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
6957 * cppinit.c (cpp_create_reader): On by default.
6958 (cpp_handle_option): Handle -W[no-]endif-labels.
6959 (cpp_post_options): Also enable if -pedantic.
6960 * cpplib.c (do_else): Use it.
6961 (do_endif): Likewise.
6962 * doc/cppopts.texi: Document new option.
6963 * doc/invoke.texi: Document new option.
6965 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
6967 * config/i386/i386.c, config/i386/i386.md: Change all occurences
6968 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
6970 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6972 * flow.c (calculate_global_regs_live): Clear aux fields of
6973 ENTRY and EXIT.
6975 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6977 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
6978 REG or MEM subregs, pass rtx * instead of rtx to it.
6979 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
6980 rtx * instead of rtx to alter_subreg.
6981 * config/m32r/m32r.c (gen_split_move_double): Likewise.
6982 * config/pj/pj.c (pj_output_rval): Likewise.
6984 2002-03-22 Richard Henderson <rth@redhat.com>
6986 PR target/3177
6987 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
6988 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
6989 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
6990 (ia64_expand_prologue): Look at int_regs, not words, for number
6991 of incomming int regs.
6993 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
6995 * expr.c (expand_expr): A RESULT_DECL is part of a call.
6997 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
6999 * toplev.c (flag_loop_optimize, flag_crossjumping):
7000 New static variables.
7001 (rest_of_compilation): Conditionalize crossjumping and
7002 loop optimizer.
7003 (parse_options_and_default_flags): Default loop_optimize and
7004 crossjumping.
7005 (lang_independent_options): Add -fcrossjumping and -floop-optimize
7006 * invoke.texi (crossjumping, loop-optimize): Document.
7008 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7010 * real.c (eiisneg): Move outside #ifdef NANS.
7012 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
7014 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
7015 frequencies match; avoid match on different loop depths.
7016 (try_crossjump_to_bb): Kill tests that no longer brings time
7017 savings.
7018 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
7019 updating code.
7020 (split_edge): Likewise.
7022 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
7023 variable.
7025 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
7026 * cfgrtl.c: Include insn-config.h
7027 (split_block) Dirtify block in presence of conditional execution
7029 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7031 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
7032 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
7033 (function_arg): Constify CUMULATIVE_ARGS.
7034 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
7035 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
7036 (UNITS_PER_DOUBLE): New macro.
7037 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
7038 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
7039 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
7040 fp_regs and stack_words.
7041 (EABI_FLOAT_VARARGS_P): New macro.
7042 * config/mips/mips.c (struct mips_arg_info): New.
7043 (mips_arg_info): New function.
7044 (function_arg_advance): Use it. Add adjustment instructions here
7045 rather than in function_arg.
7046 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
7047 for VOIDmode at the beginning of the function.
7048 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
7049 (function_arg_pass_by_reference): Likewise.
7050 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
7051 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
7052 (mips_va_start): Likewise. Use the new stack_words field of
7053 CUMULATIVE_ARGS to set up overflow area. Reformat.
7054 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
7055 doubles and other types, aligning the overflow pointer for non-doubles
7056 too. Remove some code duplication. Replace hard-coded constants.
7058 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
7060 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
7061 (CLASS_UNITS): Undefine.
7062 (CLASS_MAX_NREGS): Use FP_INC.
7063 * config/mips/mips.c (compute_frame_size): Likewise.
7064 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
7066 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
7068 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
7069 prototype, and handle lexing numbers and identifiers.
7070 (parse_identifier): Update to new form of parse_slow.
7071 (parse_number): Fast path only, use parse_slow otherwise.
7072 (_cpp_lex_direct): Update calls to parse_number.
7074 2002-03-21 DJ Delorie <dj@redhat.com>
7076 * bb-reorder.c (make_reorder_chain_1): Protect against
7077 when redundant edges are omitted.
7078 * predict.c (dump_prediction): Likewise.
7080 2002-03-21 Richard Henderson <rth@redhat.com>
7082 PR target/5996
7083 * fixinc/inclhack.def (solaris_stdio_tag): New.
7084 * fixinc/fixincl.x: Regenerate.
7086 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
7088 PR c/5597
7089 * c-typeck.c (process_init_element): Flag non-static
7090 initialization of a flexible array member as illegal.
7092 2002-03-22 Alan Modra <amodra@bigpond.net.au>
7094 * config/rs6000/t-linux64: New.
7095 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
7096 t-ppccomm. Use t-rs6000 and t-linux64.
7097 (powerpc64-*-gnu* <tmake_file>): Likewise.
7098 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
7099 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
7100 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
7102 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
7104 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
7105 flag_really_no_inline instead of optimize == 0.
7107 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
7109 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
7111 * flags.h (flag_really_no_inline): New.
7113 * c-common.c (c_common_post_options): Initialize
7114 flag_really_no_inline.
7116 * toplev.c (flag_really_no_inline): New.
7118 2002-03-21 Jakub Jelinek <jakub@redhat.com>
7120 * config/avr/avr.md (length): Fix length computation for
7121 conditional branches.
7123 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
7125 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
7126 sdbout.o, profile.o): Update.
7127 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
7128 langhook.
7129 * c-common.h (gettags): Move here from tree.h.
7130 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
7131 insert_block, getdecls, kept_level_p, global_bindings_p): New.
7132 * dbxout.c (dbxout_init): Use getdecls langhook.
7133 * expr.c (expand_expr): Use insert_block langhook.
7134 * fold-const.c: Include langhooks.h.
7135 (fold_range_test, fold_binary_op_with_conditional_arg,
7136 fold): Use global_bindings_p langhook.
7137 * integrate.c (expand_inline_function): Use insert_block langhook.
7138 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
7139 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
7140 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
7141 LANG_HOOKS_GETDECLS): New.
7142 (LANG_HOOKS_INITIALIZER): Update.
7143 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
7144 langhook.
7145 * langhooks.h (struct lang_hooks_for_decls): New.
7146 (struct lang_hooks): Update.
7147 * profile.c: Include langhooks.h.
7148 (output_func_start_profiler): Use new langhooks.
7149 * sdbout.c: Include langhooks.h.
7150 (sdbout_init, sdbout_finish): Use getdecls langhook.
7151 * stmt.c: Include langhooks.h.
7152 (expand_fixup, fixup_gotos): Use new langhooks.
7153 * stor-layout.c: Include langhooks.h.
7154 (variable_size): Use global_bindings_p langhook.
7155 * toplev.c (compile_file): Use getdecls langhook.
7156 * tree-inline.c (remap_block): Use insert_block langhook.
7157 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
7158 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
7160 2002-03-21 Richard Henderson <rth@redhat.com>
7162 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
7163 constants in .data when -fpic.
7165 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7167 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
7168 where appropriate.
7170 2002-03-21 Tom Tromey <tromey@redhat.com>
7172 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
7174 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7176 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
7178 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
7180 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
7181 Richard Henderson <rth@redhat.com>
7183 PR c/5354
7184 * c-common.c (c_expand_expr): Preserve result of a statement
7185 expression if needed.
7187 2002-03-21 Jakub Jelinek <jakub@redhat.com>
7189 PR bootstrap/4195
7190 * genrecog.c (maybe_both_true_mode): Remove.
7191 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
7192 * machmode.def (Pmode): Likewise.
7194 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
7196 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
7197 (nonlocal_mentioned_p_1): New function.
7198 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
7199 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
7200 (mark_constant_function): Recognize pure functions.
7201 * rtl.h (global_reg_mentioned_p): New prototype.
7202 * rtlanal.c (global_reg_mentioned_p,
7203 global_reg_mentioned_p_1): New function.
7205 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7207 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
7208 UNIX assert.h.
7209 * fixinc/fixincl.x: Regenerate.
7211 2002-03-20 Jason Merrill <jason@redhat.com>
7213 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
7215 2002-03-20 Michael Meissner <meissner@redhat.com>
7217 * doc/invoke.texi (Optimize Options): Document that -O2 sets
7218 -fstrict-aliasing.
7220 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7222 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
7223 ".literal_position" directive before the constant pool.
7225 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7227 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
7228 Add Craig Rodrigues.
7229 Add Brad Lucier to testers.
7231 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7233 PR target/4792
7234 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
7235 to if_then_else.
7236 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
7237 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
7238 instead of insn_extract.
7240 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7242 PR bootstrap/4192
7243 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
7245 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
7246 stmt if some case has been output.
7248 2002-03-20 Jakub Jelinek <jakub@redhat.com>
7250 PR c/5972
7251 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
7252 movsfcc_1, movdfcc_1): Add %O2.
7253 * config/i386/i386.c (print_operand): Handle %ON.
7254 Print . before float condition codes in Sun as cmov syntax.
7255 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
7256 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
7257 no longer true.
7259 2002-03-20 Philip Blundell <pb@nexus.co.uk>
7261 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
7262 return instruction if PC was popped.
7264 2002-03-20 Bob Wilson <bob.wilson@acm.org>
7266 * config/xtensa/xtensa.md: Remove unused type attributes.
7267 (adddi_carry, subddi_carry): Change type attribute to "multi".
7269 2002-03-19 Dale Johannesen <dalej@apple.com>
7271 PR optimization/5999, middle-end/5731
7272 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
7273 multiplications by reciprocals.
7275 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
7277 * Makefile.in: Update.
7278 * c-common.c: Include langhooks.h.
7279 (inline_forbidden_p): Use new hook.
7280 * diagnostic.c: Include langhooks.h.
7281 (format_with_decl, announce_function,
7282 default_print_error_function): Use new hook.
7283 * dwarf2out.c (dwarf2_name): Use new hook.
7284 * function.c: Include langhooks.h.
7285 (init_function_start): Use new hook.
7286 * langhooks-def.h (lhd_decl_printable_name): New.
7287 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
7288 (LANGHOOKS_INITIALIZER): Update.
7289 * langhooks.c (lhd_decl_printable_name): New.
7290 * langhooks.h (struct lang_hooks): New hook.
7291 * toplev.c (decl_name, decl_printable_name): Remove.
7292 (open_dump_file): Use new hook.
7293 (process_options): Remove old hook.
7294 * tree.h (decl_printable_name): Remove.
7295 objc:
7296 * objc-act.c (objc_init): Remove old hook.
7297 (objc_printable_name): Export.
7298 * objc-act.h (objc_printable_name): New.
7299 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
7301 2002-03-19 Jim Blandy <jimb@redhat.com>
7303 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
7304 the start_source_file debug hook, not the current line number.
7306 2002-03-19 Richard Henderson <rth@redhat.com>
7308 * flow.c (EH_USES): Provide default.
7309 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
7310 * doc/tm.texi (EH_USES): New.
7312 * config/ia64/ia64.c (ia64_eh_uses): New.
7313 * config/ia64/ia64-protos.h: Update.
7314 * config/ia64/ia64.h (EH_USES): New.
7316 2002-03-19 Richard Henderson <rth@redhat.com>
7318 * varasm.c (output_constant_def): Fix stupid typo.
7320 2002-03-19 Richard Henderson <rth@redhat.com>
7322 PR 5879
7323 * except.c (current_function_has_exception_handlers): New.
7324 * except.h: Declare it.
7325 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
7326 Combine tests that disable all sibcalls for the function.
7328 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
7330 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
7331 for INTEGER_CST.
7333 2002-03-19 Richard Henderson <rth@redhat.com>
7335 PR 5977, 5991
7336 * config/ia64/ia64.c: Revert 2002-03-01 patch.
7337 * config/ia64/ia64.h (INIT_EXPANDERS): New.
7339 2002-03-19 Jim Blandy <jimb@redhat.com>
7341 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
7342 name, even if the replacement list contains no tokens, as required
7343 by Dwarf.
7345 2002-03-19 Jason Merrill <jason@redhat.com>
7347 * varasm.c (globalize_decl): Get the name from the RTL, not
7348 DECL_ASSEMBLER_NAME.
7350 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
7352 2002-03-19 Bob Wilson <bob.wilson@acm.org>
7354 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
7355 subdi_carry): Define.
7357 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7359 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
7360 about -fpic/-fPIC if extra_warnings set.
7362 2002-03-19 David Edelsohn <edelsohn@gnu.org>
7364 * expr.c (expand_expr): Sign-extend CONST_INT generated from
7365 TREE_STRING_POINTER.
7366 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
7368 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7370 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
7371 in favor of SP if FRAME_POINTER_REQUIRED is false.
7373 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
7375 * emit-rtl.c (gen_int_mode): New function.
7376 * rtl.h: Prototype for it.
7377 * combine.c (make_extraction, simplify_comparison), expmed.c
7378 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
7379 (convert_modes, store_field), optabs.c (expand_fix),
7380 simplify-rtx.c (neg_const_int, simplify_unary_real),
7382 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
7383 Use it instead of GEN_INT (trunc_int_for_mode (...)).
7385 2002-03-19 Jakub Jelinek <jakub@redhat.com>
7387 PR c/5656
7388 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
7389 convert_parm_for_inlining.
7390 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7391 Define.
7392 * langhooks-def.h: Likewise.
7393 * objc/objc-lang.c: Likewise.
7394 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
7395 function.
7396 * tree-inline.c (initialize_inlined_parameters):
7397 Call convert_parm_for_inlining lang hook if needed.
7398 * c-typeck.c (c_convert_parm_for_inlining): New function.
7399 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
7401 2002-03-18 Mark Mitchell <mark@codesourcery.com>
7403 * calls.c (precompute_arguments): Do not assume that temporaries
7404 can be destroyed after expanding the argument.
7405 (expand_call): Likewise.
7407 2002-03-15 Eric Christopher <echristo@redhat.com>
7409 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
7410 Fix register preference on last change.
7411 * config/mips/mips.c (mips_return_in_memory): New function.
7412 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
7413 * config/mips/mips-protos.h: Declare.
7414 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
7415 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
7417 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
7419 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
7420 a register too.
7421 (anddi3, iorsi3): Likewise.
7423 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
7424 use %gprel for symbols that are going to be placed in linkonce
7425 sections.
7427 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
7428 RETURN_ADDRESS_POINTER_REGNUM to $ra.
7429 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
7430 not needed. Disregard leaf_function_p().
7431 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
7432 mips16 frame pointer.
7433 * config/mips/mips.md (store ra): Only to small SP offsets.
7434 2001-08-22 Graham Stott <grahams@redhat.com>
7435 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
7436 return a REG rtx for the return address register.
7438 2002-03-18 Bob Wilson <bob.wilson@acm.org>
7440 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
7441 constant-pool addresses as "mode-dependent".
7442 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
7444 2002-03-18 Jakub Jelinek <jakub@redhat.com>
7446 PR target/5740
7447 * expr.c (emit_group_load): Use extract_bit_field if
7448 needed for CONCAT arguments.
7450 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
7452 PR target/4863
7453 * arm.md (tablejump): Make this a define_expand. For PIC add the
7454 offset to the base of the table.
7455 (thumb_tablejump): Matcher for Thumb tablejump insn.
7456 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
7457 as the difference of two labels.
7458 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7459 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
7460 tables in the code.
7461 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
7462 * arm.c (get_jump_table_size): If the table is not in the text
7463 section, return zero.
7465 2002-03-18 Bernd Schmidt <bernds@redhat.com>
7467 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
7468 of gen_rtx_SUBREG.
7469 (arm_reload_out_hi): Use gen_lowpart instead of
7470 gen_rtx_SUBREG to access QImode components.
7471 * config/arm/arm.md: Disable zero_extend split for QImode
7472 subregs in BIG_ENDIAN mode.
7473 (storehi_bigend): Match use of least significant byte.
7474 (storeinthi): Remove extraneous SUBREG.
7475 Add missing construction of operands[2].
7476 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
7477 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
7478 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
7480 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
7482 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
7483 any_operand.
7485 2002-03-17 Richard Henderson <rth@redhat.com>
7487 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
7488 explicitly.
7490 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7492 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
7493 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
7495 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7497 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
7499 * predict.c (estimate_bb_frequencies): Delete unused variables.
7501 2002-03-17 Richard Henderson <rth@redhat.com>
7503 * config/ia64/ia64.c (ia64_attribute_table): Move before
7504 targetm definition. Make static.
7506 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
7508 * c-common.h (yyparse, c_common_parse_file): New.
7509 * c-lang.c: Include c-common.h.
7510 (LANG_HOOKS_PARSE_FILE): Redefine.
7511 * c-lex.c: Include c-common.h.
7512 (yyparse): Rename c_common_parse_file. Call yyparse.
7513 * c-parse.in (yyparse): Remove macro.
7514 * c-tree.h (yyparse_1): Remove.
7515 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
7516 (LANG_HOOKS_INITIALIZER): Update.
7517 * langhooks.h (struct lang_hoooks): New hook parse_file.
7518 * toplev.c (compile_file): Use parse_file hook.
7519 * tree.h (yyparse): Remove.
7520 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
7522 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
7524 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
7525 float_truncate, not fix.
7526 ("*truncdfsf2_real"): Ditto.
7527 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
7529 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
7531 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
7533 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
7534 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
7535 where appropriate. Make the second reference to
7536 leaf_function_p a function call, as intended. Reindented.
7538 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
7539 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
7541 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
7542 add register to non-constant into sp.
7544 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
7545 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
7546 (mips16_gp_pseudo_rtx): Lose.
7547 (INIT_EXPANDERS): Deleted.
7548 * config/mips/mips.c (mips_init_machine_status): New.
7549 (mips_free_machine_status): New.
7550 (mips_mark_machine_status): New.
7551 (override_options): Set them.
7552 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
7553 (struct machine_function): ... new. Replaced all references.
7554 (mips_add_gc_roots): Don't mark them.
7555 (embedded_pic_fnaddr_reg): New, extracted from...
7556 (embedded_pic_offset): ... here.
7557 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
7558 (movsi): Likewise.
7560 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7562 * cppinit.c: Revert -MD removal.
7564 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7566 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
7567 soft registers by default for 68HC12.
7568 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
7569 when compiling with -fomit-frame-pointer.
7570 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
7571 (expand_epilogue): Likewise.
7572 (m68hc11_gen_rotate): Use exg when rotating by 8.
7574 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7576 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
7577 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
7578 (splits): Remove unused add splits.
7579 ("*addhi3_68hc12"): Tune constraints.
7580 ("addhi_sp"): Try to use X instead of Y in all cases and if the
7581 constant fits in 8-bits and D is dead use abx/aby instructions.
7582 ("*addhi3"): Remove extern declaration of ix_reg.
7583 ("*subsi3"): Optimize and provide new split.
7584 ("subhi3"): Cleanup.
7585 ("*subhi3_sp"): Avoid saving X if we know it is dead.
7586 (arith splits): For 68hc12 save the address register on the stack
7587 and do the arithmetic operation with a pop.
7589 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7591 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
7592 allocating QImode in address registers.
7593 ("*movqi_m68hc11"): Likewise.
7595 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
7597 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
7599 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
7601 * cppinit.c (print_help): Display -MD and -MMD.
7602 Don't display usage string. Update assertion syntax and
7603 typo.
7604 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
7605 (cpp_handle_option): Update.
7607 2002-03-15 Chris Demetriou <cgd@broadcom.com>
7609 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
7610 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
7611 and define it so that regardless of target CPU size,
7612 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
7613 of "int" rather than "long."
7615 2002-03-15 Richard Henderson <rth@redhat.com>
7617 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
7618 size as a tree.
7620 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7622 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
7623 ("tstqi" split): Avoid using memory for tstqi on address register.
7624 (splits): Remove constraints.
7625 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
7626 ("cmpdf", "cmpsf"): Remove since not used.
7627 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
7628 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
7630 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7632 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
7633 ("neghi2"): Tighten constraints.
7634 ("one_cmplsi2"): Optimize and simplify split.
7635 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
7637 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7639 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
7640 and split of AND operation to clear the upper bits.
7641 ("*logicalsi3_zextqi"): Likewise.
7642 ("*logicallhi3_zexthi_ashift8"): Likewise.
7643 ("*logicalsi3_silshr16"): Likewise.
7644 ("logicalsi3_silshl16"): Likewise.
7645 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
7647 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7649 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
7650 (m68hc11_indirect_p): New function.
7651 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
7652 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
7653 TARGET_M6812.
7654 (asm_print_register): Likewise.
7655 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
7656 (m68hc11_indirect_p): Declare.
7657 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
7658 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
7659 (TARGET_SWITCHES): New option -mrelax.
7660 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
7661 destination.
7662 ("iorsi3", "xorsi3"): Likewise.
7663 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
7664 ("*andhi3_mem"): New to handle destination in memory with bclr
7665 and a scratch register.
7666 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
7667 ("*andhi3_const"): New when operand2 is constant.
7668 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
7669 ("*andhi3_gen"): Cleanup of the old "andhi3".
7670 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
7671 ("xorqi3"): Update constraints.
7673 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7675 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
7676 for reg_equiv_memory_loc when the operand is a register that does
7677 not get a hard register (stack location).
7678 (tst_operand): After reload, accept all memory operand.
7679 (symbolic_memory_operand): Fix detection of symbolic references.
7680 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
7681 accept symbols and any constant.
7683 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7685 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
7686 note on the insn that sets the soft frame register.
7687 (must_parenthesize): ix and iy are also reserved names.
7688 (print_operand_address): One more place where parenthesis are required
7689 to avoid confusion with register names.
7690 (m68hc11_gen_movhi): Allow push of stack pointer.
7691 (m68hc11_check_z_replacement): Fix handling of parallel with a
7692 clobber.
7693 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
7694 the replacement register is.
7695 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
7696 and D8_REGS classes.
7697 (MODES_TIEABLE_P): All modes are tieable except QImode.
7699 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7701 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
7702 (___subdi3): Likewise.
7703 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
7704 (__map_data_section): Optimize 68hc11 case.
7706 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7708 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
7709 than a shift to avoid adding a register with itself.
7710 (m68hc11_memory_move_cost): Take into account NO_REGS.
7711 (m68hc11_register_move_cost): Update and use memory move cost
7712 for soft registers.
7713 (m68hc11_address_cost): Make cost of valid offset not 0 so that
7714 it gives more opportunities to cse to optimize.
7715 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
7716 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
7718 2002-03-15 Mark Mitchell <mark@codesourcery.com>
7720 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
7721 * c-common.def (CLEANUP_STMT): New tree node.
7722 * c-common.h (CLEANUP_DECL): New macro.
7723 (CLEANUP_EXPR): Likewise.
7724 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
7725 * expr.c (expand_expr): Tidy.
7726 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
7727 * tree-inline.c (initialize_inlined_parameters): Clean up
7728 new local variables.
7730 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7732 PR bootstrap/4128
7733 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
7734 before movrXX only, use reg_overlap_mentioned_p.
7735 Only special case NE if just one insn can be generated.
7737 2002-03-15 Jason Merrill <jason@redhat.com>
7739 * varasm.c (assemble_variable): Call resolve_unique_section before
7740 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
7741 of error_mark_node.
7743 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7745 PR target/5170
7746 * arm.md (split pattern for thumb shiftable immediates): Add comment
7747 explaining non-obvious test.
7749 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
7751 PR target/5712
7752 * arm.md (movaddr, movaddr_insn): Delete.
7754 2002-03-15 Jason Merrill <jason@redhat.com>
7756 * toplev.c (wrapup_global_declarations): Clarify variable handling.
7757 -fkeep-static-consts doesn't apply to comdats.
7759 2002-03-14 Richard Henderson <rth@redhat.com>
7761 * c-decl.c: Include c-pragma.h.
7762 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
7763 (finish_function): Tidy.
7764 * c-pragma.c: Include c-common.h.
7765 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
7766 (handle_pragma_weak): Use them.
7767 (init_pragma): Register pending_weaks.
7768 * c-pragma.h (maybe_apply_pragma_weak): Declare.
7769 * print-tree.c (print_node): Print DECL_WEAK.
7770 * varasm.c (mark_weak_decls): Remove.
7771 (remove_from_pending_weak_list): Remove.
7772 (add_weak): Remove.
7773 (asm_emit_uninitialised): Call globalize_decl for weak commons.
7774 (weak_decls): Make a tree_list.
7775 (declare_weak): Cons weak_decls directly.
7776 (globalize_decl): Remove weak_decls elements directly.
7777 (weak_finish): Simplify weak_decls walk. Don't weaken unused
7778 symbols. Don't pretend to handle aliases.
7779 (init_varasm_once): Update weak_decls registry.
7780 * Makefile.in: Update dependencies.
7782 2002-03-14 Richard Henderson <rth@redhat.com>
7784 PR target/5312
7785 * config/ia64/ia64.c: Include tm_p.h last.
7786 (gen_nop_type): Remove duplicate definition.
7787 (cycle_end_fill_slots): Set sched_data for second L slot.
7788 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
7789 (nop_cycles_until): Fix typos.
7791 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7793 PR optimization/5891
7794 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
7796 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
7798 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
7799 descriptors correctly.
7801 2002-03-14 Michael Meissner <meissner@redhat.com>
7803 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
7804 100, allowing MAX_UNROLLED_INSNS to be overridden.
7806 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
7807 --param.
7809 * unroll.c (params.h): Include.
7810 (MAX_UNROLLED_INSNS): Delete, now in params.h.
7812 * doc/invoke.texi (--param max-unroll-insns): Document.
7814 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
7816 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7818 * arm.md: Fix warnings about constraints in peepholes and splits.
7820 2002-03-14 Zack Weinberg <zack@codesourcery.com>
7822 * cpphash.h (struct lexer_state): Remove line_extension member.
7823 * cpplib.c (dequote_string, do_linemarker): New functions.
7824 (linemarker_dir): New data object.
7825 (DIRECTIVE_TABLE): No longer need to interpret #line in
7826 preprocessed source. Delete obsolete comment about return
7827 values of handlers.
7828 (end_directive, directive_diagnostics, _cpp_handle_directive):
7829 Don't muck with line_extension.
7830 (directive_diagnostics): No need to issue warnings for
7831 linemarkers here.
7832 (_cpp_handle_directive): Issue warnings for linemarkers here,
7833 when appropriate. Dispatch linemarkers to do_linemarker, not
7834 do_line.
7835 (do_line): Code to handle linemarkers split out to do_linemarker.
7836 Convert escape sequences in filename argument, both places.
7838 * cppmacro.c (quote_string): Rename cpp_quote_string and
7839 export. All callers changed.
7840 * cpplib.h (cpp_quote_string): Prototype.
7841 * cppmain.c (print_line): Call cpp_quote_string on to_file
7842 before printing it.
7844 * doc/cpp.texi: Document that escapes are now interpreted in
7845 #line and in linemarkers, and that non-printing characters are
7846 converted to octal escapes when linemarkers are generated.
7848 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
7850 * emit-rtl.c (try_split): Use delete_insns.
7851 * recog.c (split_all_insns): Fix terminating condition.
7853 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7854 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7856 PR target/5828
7857 * arm.c (arm_output_epilogue): Fix floating-point register save
7858 adjustment when using a frame pointer.
7860 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
7862 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
7863 * config/mips/mips.c (compute_frame_size): Retrofit them here.
7864 (save_restore_insns, mips_expand_epilogue): And here.
7865 (build_mips16_call_stub): And here.
7866 (mips_function_value): Use the new macros to decide whether a single
7867 or complex float can be returned in floating-point registers. Return
7868 a parallel rtx in the complex case.
7870 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
7872 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
7873 call after liveness analysis.
7875 * recog.c (split_insn): Use delete_insn_and_edges.
7877 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
7878 instructions to have branch prediction notes.
7879 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
7881 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
7883 * configure.in: Don't pass -Wno-long-long to a ADA compiler
7884 that doesn't support it.
7885 * configure: Regenerate.
7887 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7889 PR target/5626
7890 * config/sparc/sparc.md (normal_branch, inverted_branch,
7891 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
7892 inverted_fp_branch): Adjust calls to output_cbranch.
7893 Set length attribute.
7894 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
7895 output_v9branch. Set length attribute.
7896 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
7897 predicates.
7898 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
7899 (output_cbranch): Likewise. Handle far branches.
7900 (output_v9branch): Handle far branches.
7901 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
7902 Adjust prototypes.
7903 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
7904 noov_compare64_op predicates.
7906 2002-03-13 Jason Merrill <jason@redhat.com>
7908 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
7909 into the function and constify it.
7910 * gthr-dce.h, gthr-solaris.h: Likewise.
7912 2002-03-13 David Edelsohn <edelsohn@gnu.org>
7914 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
7915 * config/rs6000/rs6000.c (rs6000_va_arg): Use
7916 std_expand_builtin_va_arg if not ABI_V4.
7918 2002-03-13 Jason Merrill <jason@redhat.com>
7920 * varasm.c (globalize_decl): New fn.
7921 (assemble_start_function): Use it.
7922 (asm_emit_uninitialized): Use it.
7923 (assemble_alias): Use it.
7924 (assemble_variable): Use it.
7926 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
7928 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
7929 2002-03-12 internal visibility change.
7930 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
7931 visibility into SYMBOL_REF_FLAG.
7933 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
7935 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
7936 VOIDmode operand. Add compile-time optimization for constant results.
7938 2002-03-12 Jason Merrill <jason@redhat.com>
7940 * c-typeck.c (convert_for_assignment): Don't allow conversions
7941 between pointers and references. Only allow lvalues to convert to
7942 reference.
7944 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
7946 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
7947 before prologue, to avoid scheduling problems.
7949 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7951 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7952 (ELIMINABLE_REGS): Add sfp->sp.
7953 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
7955 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7957 PR optimization/5892
7958 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
7960 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7962 * loop.c (basic_induction_var): Don't call convert_modes if mode
7963 classes are different.
7965 2002-03-12 Richard Henderson <rth@redhat.com>
7967 PR optimization/5901
7968 * function.c (reposition_prologue_and_epilogue_notes): Position
7969 the markers after/before the last/first insn not deleted.
7971 2002-03-12 Richard Henderson <rth@redhat.com>
7973 PR optimization/5878
7974 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
7975 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
7976 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7978 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
7979 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
7980 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
7982 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
7983 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
7984 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
7985 also. Don't set it if not flag_pic.
7986 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
7987 to be INVALID_REGNUM when not used.
7989 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
7991 * expmed.c (store_bit_field): Reset alias set for memory.
7992 (extract_bit_field): Same.
7994 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7996 * c-common.c (c_tree_code_type, c_tree_code_length,
7997 c_tree_code_name, add_c_tree_codes): Delete.
7998 * c-common.h (add_c_tree_codes): Delete.
7999 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
8000 Define.
8001 * c-objc-common.c (c_objc_common_init): Don't call
8002 add_c_tree_codes, instead set lang_unsafe_for_reeval.
8003 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
8004 objc_tree_code_name, add_objc_tree_codes): Delete.
8005 (objc_init): Don't call add_objc_tree_codes.
8006 * objc/objc-lang.c (tree_code_type, tree_code_length,
8007 tree_code_name): Define.
8008 * toplev.c (lang_independent_init): Don't set
8009 tree_code_length[IDENTIFIER_NODE].
8010 * tree.c (tree_code_type, tree_code_length, tree_code_name):
8011 Delete definitions, moved to language front-ends.
8012 * tree.def (IDENTIFIER_NODE): Hardwire the length.
8013 * tree.h (tree_code_type, tree_code_length, tree_code_name):
8014 Const-ify.
8015 (tree_code_length): Change type to unsigned char.
8017 2002-03-12 Richard Henderson <rth@redhat.com>
8019 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
8020 internal visibility change.
8022 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8024 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
8025 validize_mem() instead of change_address to avoid clobbering
8026 memory attributes.
8028 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
8030 * c-lex.h (position_after_whitespace): Remove.
8032 2002-03-12 Jakub Jelinek <jakub@redhat.com>
8034 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
8035 (lex_string): Use unsigned char pointers.
8037 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
8039 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
8040 is not a valid memory_operand.
8042 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8044 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
8045 * config/xtensa/lib1funcs.asm: Fix copyright to include
8046 special case for libgcc files.
8047 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
8048 (__divsi3): Likewise.
8049 (__umodsi3): Likewise.
8050 (__modsi3): Likewise.
8051 * config/xtensa/lib2funcs.S: Fix copyright to include
8052 special case for libgcc files.
8054 2002-03-12 Tom Rix <trix@redhat.com>
8056 * collect2.c (resolve_lib_name): Move outside of
8057 OBJECT_FORMAT_COFF ifdef.
8058 (ignore_library): Same.
8060 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8062 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
8064 2002-03-12 Bob Wilson <bob.wilson@acm.org>
8066 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
8067 to function_section before writing out the constant pool.
8069 2002-03-12 David Edelsohn <edelsohn@gnu.org>
8071 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
8072 zero_constant.
8073 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
8075 2002-03-12 Alan Modra <amodra@bigpond.net.au>
8077 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
8078 (adddi3): Likewise.
8079 (movdf): Likewise.
8080 (movdi): Likewise.
8081 (cmpsi splitter): Likewise.
8082 (modsi3): Fail if <= 0.
8083 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
8084 redundant test when HOST_BITS_PER_WIDE_INT != 32.
8085 (reg_or_sub_cint64_operand): Likewise.
8086 (num_insns_constant_wide): Optimize sign extension.
8087 (rs6000_legitimize_address): Likewise.
8089 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
8091 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8092 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8094 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
8096 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
8097 address calculation.
8099 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
8101 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
8102 scratch register to DImode / TImode.
8103 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
8104 register used does not overlap the target.
8106 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8108 * Makefile.in (debug.o): Depend on debug.h.
8109 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
8110 * debug.c (do_nothing_debug_hooks): Likewise.
8111 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
8112 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
8113 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
8114 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
8115 * dwarfout.c (dwarf_debug_hooks): Likewise.
8116 * integrate.c (output_inline_function): Likewise.
8117 * objc/objc-act.c (synth_module_prologue): Likewise.
8118 * sdbout.c (sdb_debug_hooks): Likewise.
8119 * toplev.c (debug_hooks): Likewise.
8120 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8122 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8124 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
8125 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
8126 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
8127 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
8128 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
8129 * defaults.h (POINTER_SIZE): Define.
8130 * doc/tm.texi (POINTER_SIZE): Document default.
8132 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8134 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
8136 2002-03-11 Richard Henderson <rth@redhat.com>
8138 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
8139 if rebuild_label_notes_after_reload.
8141 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
8143 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
8144 emit pic register load if "internal" visibility.
8145 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
8146 (cris_expand_builtin_va_arg): Do all computations on trees.
8148 2002-03-11 Richard Henderson <rth@redhat.com>
8150 * rtlanal.c: Include recog.h.
8151 (keep_with_call_p): Fix thinko.
8152 * Makefile.in (rtlanal.o): Update dependencies.
8154 2002-03-11 Chris Meyer <cmeyer@gatan.com>
8156 * genflags.c (gen_insn): Use IS_VSPACE.
8157 * genoutput.c (output_insn_data): Likewise.
8158 (process_template): Likewise.
8160 2002-03-11 Richard Henderson <rth@redhat.com>
8162 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
8164 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
8166 * Makefile.in: Update.
8167 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
8168 Update documentation.
8169 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
8170 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
8172 2002-03-11 Zack Weinberg <zack@codesourcery.com>
8174 * Makefile.in: Give texi2pod its input file as a command line
8175 argument, not on stdin.
8177 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
8178 Daniel Berlin <dan@dberlin.org>
8180 C++ alias analysis improvement.
8181 * alias.c (record_component_aliases): Record aliases for base
8182 classes too.
8184 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
8186 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
8188 2002-03-11 Douglas B Rupp <rupp@gnat.com>
8190 * toplev.c (vms_fopen): Remove, not needed.
8192 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
8194 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
8196 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
8197 for FP, already done later.
8199 * toplev.c (debug_args): Add entry for VMS_DEBUG.
8200 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
8202 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
8204 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
8205 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
8206 LARGEST_EXPONENT_IS_NORMAL for the given mode.
8207 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
8208 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
8209 (ediv, emul, eldexp, esqrt): Likewise.
8210 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
8211 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
8212 (saturate): New function.
8213 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
8214 (make_nan): Use a saturation value instead of a NaN if
8215 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
8216 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
8217 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
8218 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
8219 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
8220 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
8221 !ROUND_TOWARDS_ZERO.
8222 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
8223 (ROUND_TOWARDS_ZERO): Document.
8225 2002-03-11 Andreas Jaeger <aj@suse.de>
8227 * cfg.c (dump_flow_info): Remove unused variable.
8229 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
8231 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
8232 computations on trees.
8234 2002-03-10 Richard Henderson <rth@redhat.com>
8236 PR 5693:
8237 * reload.c (copy_replacements_1): New.
8238 (copy_replacements): Use it to recurse through the rtx.
8240 2002-03-10 Richard Henderson <rth@redhat.com>
8242 * loop.c (strength_reduce): Compute number of iterations as
8243 unsigned HOST_WIDE_INT.
8245 2002-03-10 Richard Henderson <rth@redhat.com>
8247 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
8248 to move away from the end of the block.
8250 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
8252 PR preprocessor/5899
8253 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
8255 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8257 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
8259 * attribs.c (decl_attributes): Fix signed/unsigned warning.
8261 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
8263 * config/mmix/mmix.c: Improve comments.
8264 (mmix_target_asm_function_prologue): Drop variable
8265 empty_stack_frame. Don't allocate unused slot above fp.
8266 (mmix_target_asm_function_epilogue): Mirror prologue changes.
8267 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
8268 brace in first column.
8269 (enum reg_class): Ditto.
8270 (FIRST_PARM_OFFSET): Now 0.
8271 (USER_LABEL_PREFIX): Remove #if 0:d definition.
8273 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8275 * combine.c (make_extraction): Fix error in last change.
8277 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8279 * c4x.c (c4x_fp_reglist): Const-ify.
8280 * cris.c (cris_print_operand): Likewise.
8281 * i386.c (ix86_va_arg): Likewise.
8282 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
8283 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
8284 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
8285 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
8286 * mcore.h (regno_reg_class): Likewise.
8287 * mips.c (gen_int_relational): Likewise.
8288 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
8289 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
8290 * pdp11.c (move_costs): Likewise.
8291 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
8292 * s390.c (s390_branch_condition_mnemonic, regclass_map):
8293 Likewise.
8294 * s390.h (regclass_map): Likewise.
8295 * sh.c (shift_amounts): Likewise.
8296 * sh.md (rotlsi3): Likewise.
8298 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8300 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
8301 (ne0+5): Use new clobber to generate proper shift pattern.
8302 Patch by Michael Matz <matz@kde.org>.
8304 2002-03-09 Andreas Schwab <schwab@suse.de>
8306 * gcc.c (validate_all_switches): Also handle `%W{...}'.
8308 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
8310 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
8312 2002-03-09 Jakub Jelinek <jakub@redhat.com>
8314 PR middle-end/5877
8315 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
8316 even for non-representable constants.
8318 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8320 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
8321 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
8322 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
8323 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
8324 (pop_function_context): Compute MAY_SHARE parameter for
8325 fixup_var_refs.
8326 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
8327 (gen_mem_addressof): Call fixup_var_refs with new parm.
8329 * combine.c (make_extraction): Don't make extension of CONST_INT.
8331 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8333 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
8334 in o32 and o64 ABIs.
8335 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
8336 but getting fixed-size structs passed in registers regardless of
8337 padding in o32 and o64 ABIs.
8339 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
8340 offset before loading address of argument passed by transparent
8341 reference.
8343 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
8345 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
8347 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
8349 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
8350 marker such that registers after it are saved.
8352 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8354 * sparc.c (arith_4096_operand): Fix error in last change.
8356 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8358 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
8359 defaults for MEABI.
8361 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8363 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
8364 vectors.
8366 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
8368 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
8370 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
8372 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
8373 removed; fix return value.
8374 * combine.c (combine_instructions): Dirtify blocks where we failed to
8375 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
8376 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
8378 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8380 * gcse.c (insert_insn_end_bb): Fix typo in last change.
8382 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
8384 * recog.c (peephole2_optimize): Re-distribute EH edges.
8386 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
8388 * expr.c (expand_expr): Use unsave lang hook.
8389 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
8390 (LANG_HOOKS_INITIALIZER): Update.
8391 * langhooks.h (struct lang_hooks): New hook unsave.
8392 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
8393 (unsave_expr_1): Remove unused lang_unsave_expr_now.
8394 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
8395 (unsave_expr_now): Remove.
8396 * tree.h (unsave_expr_now, lang_unsave,
8397 lang_unsave_expr_now): Remove.
8398 (lhd_unsave): New.
8400 2002-03-08 Andreas Jaeger <aj@suse.de>
8402 * flow.c (propagate_block_delete_insn): Remove unused variable.
8404 2002-03-08 Kazu Hirata <kazu@hxi.com>
8406 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
8407 insn length for memory load/store.
8409 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
8411 * doc/install.texi (--with-libiconv-prefix): Document.
8413 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
8415 * doc/sourcebuild.texi: Fix typo.
8417 2002-03-08 Jakub Jelinek <jakub@redhat.com>
8419 PR c/3711
8420 * builtins.c (std_expand_builtin_va_arg): Do all computations on
8421 trees.
8423 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8425 * rtl.c (copy_most_rtx): Move from here ...
8426 * emit-rtl.c (copy_most_rtx): ... to here.
8428 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
8430 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
8431 SUBTARGET_CPP_SIZE_SPEC.
8432 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
8434 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
8436 2002-03-07 Matt Hiller <hiller@redhat.com>
8438 * gensupport.c (first_dir_md_include): Renamed from include;
8439 change all references.
8440 (last_dir_md_include): Renamed from last_include; change all
8441 references.
8442 (init_md_reader): Unconditionally initialize base_dir whether or
8443 not filename is a relative path.
8445 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
8447 * config/fp-bit.c (_unord_f2): Compile it in even if
8448 US_SOFTWARE_GOFAST is enabled.
8450 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
8451 NULL_RTX. Set all HFmode operations as NULL_RTX.
8452 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
8453 NULL_RTX, try reversing the comparison and the operands.
8455 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8457 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
8458 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
8459 and MATCH_OP_DUP.
8461 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
8463 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
8465 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8467 * basic-block.h (fixup_abnormal_edges): Declare.
8468 * reload1.c (fixup_abnormal_edges): New function.
8469 * reg-stack.c (convert_regs): Use it.
8471 * gcse.c (insert_insn_end_bb): Handle trapping insns.
8473 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
8475 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
8477 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
8478 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
8479 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
8480 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
8481 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
8482 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
8483 unless x and y could be infinite.
8484 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
8485 Check that the common type of both arguments is a real, even for
8486 targets without unordered comparisons. Allow an integer argument
8487 to be compared against a real.
8488 (expand_tree_builtin): Use expand_unordered_cmp.
8489 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
8490 * cse.c (fold_rtx): Likewise. Fix indentation.
8491 * fold-const.c (fold_real_zero_addition_p): New.
8492 (fold): Use it, and the new HONOR_... macros.
8493 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
8494 * jump.c (reversed_comparison_code_parts): After searching for
8495 the true comparison mode, use HONOR_NANS to decide whether it
8496 can be safely reversed.
8497 (reverse_condition_maybe_unordered): Remove IEEE check.
8498 * simplify-rtx.c (simplify_binary_operation): Use the new macros
8499 to decide which simplifications are valid. Allow the following
8500 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
8501 and (a - -b) to (a + b).
8502 (simplify_relational_operation): Use HONOR_NANS.
8503 * doc/tm.texi: Document the MODE_HAS_... macros.
8505 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
8507 * combine.c (simplify_comparison): If simplifying a logical shift
8508 right and compare with constant, force the comparison to unsigned.
8510 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
8512 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
8514 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
8515 -mabi=no-altivec
8516 (alt_reg_names): Remove % for vrsave.
8518 2002-03-06 Richard Henderson <rth@redhat.com>
8520 PR optimization/5844
8521 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
8522 if used indicates we've already emitted one copy of an operand.
8523 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
8524 (gen_split): Supply a non-null used.
8526 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
8528 * reload1.c (reload): Unshare all rtl after reload is done.
8530 * simplify-rtx.c (simplify_plus_minus): Do not abort,
8531 but simply fail if the expression is too complex to simplify.
8532 (simplify_gen_binary): Handle simplify_plus_minus failures.
8534 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
8536 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
8537 consistently call delete_trivially_dead_insns after CSE and GCSE;
8538 fix DFI_life dumping; do jump threading after liveness; do crossjumping
8539 after liveness2; update comment in last crossjumping.
8540 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
8542 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
8544 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
8545 after completing fast dead code elimination.
8547 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
8548 COMPARE operator.
8550 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
8552 * version.c: Fix misplaced leading blanks on first line.
8554 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
8556 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
8558 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
8560 * cfgcleanup.c (mentions_nonequal_regs): New function.
8561 (thread_jump): Use it.
8562 * toplev.c (rest_of_compilation): Run jump threading after
8563 liveness.
8565 2002-03-06 Jakub Jelinek <jakub@redhat.com>
8567 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
8568 patch.
8570 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
8572 * predict.c (estimate_bb_frequencies): Do not reload the
8573 frequencies from notes.
8575 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
8577 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
8578 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
8580 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
8581 delete_noop_moves): Return indeger.
8582 * flow.c (ndead): New variable.
8583 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
8584 BB argument; update callers.
8585 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
8586 (life_analysis): Do not call purge_all_dead_edges.
8587 (update_life_info): Return number of deleted insns; print statistics.
8588 (update_life_info_in_dirty_blocks): likewise.
8589 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
8590 return number of insns deleted.
8592 * cse.c: Include timevar.h
8593 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
8594 iterate until stabilizes; print statistics; return number of killed
8595 insns.
8596 * Makefile.in: (cse.o): Add timevar.h dependency
8597 * rtl.h (delete_trivially_dead_insns): New.
8598 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
8599 * toplev.c (rest_of_compilation): Update callers.
8601 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
8602 (try_optimize_cfg): Do not update liveness.
8603 (cleanup-cfg): Loop until try_optimize_cfg and dead code
8604 removal stabilizes; use delete_trivially_dead_insns.
8606 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
8608 2002-03-05 Zack Weinberg <zack@codesourcery.com>
8610 * cppmain.c (setup_callbacks): Disable #pragma and #ident
8611 callbacks when processing assembly language.
8613 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
8615 * pa.h (ASM_FILE_END): Define.
8616 * som.h (ASM_FILE_END): Delete.
8618 * pa.c (function_arg): Don't pass floats in general registers in
8619 indirect calls if TARGET_ELF32.
8621 2002-03-05 Richard Henderson <rth@redhat.com>
8623 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
8625 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
8627 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
8629 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8631 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
8632 -r command line. Don't hide any symbols if not building
8633 shared libgcc.
8635 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
8637 * cfg.c (dump_flow_info): Warn about profile mismatches.
8638 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
8639 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
8641 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8643 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
8644 wide volatile memory by parts.
8646 2002-03-05 Jakub Jelinek <jakub@redhat.com>
8648 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
8649 is NULL.
8651 2002-03-05 Richard Henderson <rth@redhat.com>
8653 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
8655 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8657 * toplev.c (documented_lang_options): Document more
8658 language-specific options.
8659 * doc/invoke.texi (Warning Options): Correct documentation for
8660 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
8661 * c-decl.c (c_decode_option): Use a table to handle warning options.
8663 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
8665 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
8666 parameter to mmix_encode_section_info.
8667 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
8668 relocatably. Always produce ELF, not mmo if linking relocatably.
8669 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
8670 first is non-zero, don't add symbol prefix.
8671 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
8672 prototype accordingly.
8674 2002-03-04 Krister Walfridsson <cato@df.lth.se>
8676 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
8678 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
8680 * configure.in: Increase required makeinfo version to 4.1.
8681 * configure: Regenerate.
8683 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
8685 * .cvsignore: Remove *.info* and genrtl*; these files are generated
8686 elsewhere now.
8688 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
8690 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
8691 * doc/invoke.texi: Fix @math uses.
8693 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
8695 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
8696 removal
8698 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
8700 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
8701 (powerpc-*-eabisimaltivec*): Same.
8703 * config/rs6000/t-ppcendian: New.
8705 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8707 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
8708 nonimmediate_src_operand and nonimmediate_lsrc_operand to
8709 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
8711 2002-03-03 Richard Henderson <rth@redhat.com>
8713 * toplev.c (rest_of_decl_compilation): Revert last two changes.
8715 2002-03-03 Zack Weinberg <zack@codesourcery.com>
8717 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
8718 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
8719 tree.c, config/m68k/m68k.c:
8720 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
8721 REAL_ARITHMETIC blocks unconditional. Delete some further
8722 #ifdef blocks predicated on REAL_ARITHMETIC.
8723 * flags.h, toplev.c: Delete remaining references to
8724 flag_pretend_float.
8726 * doc/invoke.texi: Remove documentation of -fpretend-float.
8727 * doc/tm.texi: Describe the various REAL_* macros as provided by
8728 real.h, not by the target configuration files.
8730 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
8731 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
8732 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8733 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
8734 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
8735 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
8736 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
8737 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
8738 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
8739 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
8740 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
8741 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
8742 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
8743 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
8744 config/xtensa/xtensa.h:
8745 Do not define, undefine, or mention in comments any of
8746 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
8747 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
8748 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
8749 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
8750 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
8751 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
8752 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
8753 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
8754 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
8756 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8758 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
8759 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
8760 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
8761 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
8762 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
8763 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
8764 Delete.
8765 * defaults.h (BITS_PER_WORD): Define.
8766 * doc/tm.texi (BITS_PER_WORD): Document default value.
8768 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
8769 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
8770 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
8772 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8774 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
8775 lieu of explicit sizeof/sizeof.
8776 * i386.c (override_options, ix86_init_mmx_sse_builtins,
8777 ix86_expand_builtin): Likewise.
8778 * mips.c (mips_add_gc_roots): Likewise.
8779 * mmix.c (mmix_output_condition): Likewise.
8780 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
8781 altivec_init_builtins): Likewise.
8782 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
8783 * cppexp.c (Nsuff, parse_number): Likewise.
8784 * cppinit.c (builtin_array_end): Likewise.
8785 * gcc.c (n_default_compilers, process_command): Likewise.
8786 * genpreds.c (output_predicate_decls): Likewise.
8787 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
8788 * lcm.c (N_ENTITIES): Likewise.
8789 * stor-layout.c (set_sizetype): Likewise.
8791 2002-03-03 Richard Henderson <rth@redhat.com>
8793 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
8794 for types or labels.
8796 2002-03-03 Richard Henderson <rth@redhat.com>
8798 * c-decl.c (start_decl): Initialized variables are not common.
8800 2002-03-02 Per Bothner <per@bothner.com>
8802 * gcc.c (option_map): Suport new --bootclasspath option.
8803 --CLASSPATH is now just an alias for --classpath.
8805 2002-03-02 Richard Henderson <rth@redhat.com>
8807 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
8808 load if "internal" visibility.
8809 * doc/extend.texi: Document visibility meanings.
8811 2002-03-02 Richard Henderson <rth@redhat.com>
8813 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
8814 to functions as well.
8816 2002-03-02 Richard Henderson <rth@redhat.com>
8818 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
8819 (handle_visibility_attribute): Don't call assemble_visibility.
8820 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
8821 without asmspec. Invoke assemble_alias when needed.
8822 * varasm.c (maybe_assemble_visibility): New.
8823 (assemble_start_function, assemble_variable, assemble_alias): Use it.
8825 2002-03-02 Richard Henderson <rth@redhat.com>
8827 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
8828 invoke ENCODE_SECTION_INFO with first call flag.
8830 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
8831 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
8832 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
8833 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
8834 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
8835 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
8836 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
8837 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
8838 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
8839 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
8840 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
8841 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
8842 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
8843 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
8844 config/mcore/mcore-protos.h, config/mcore/mcore.c,
8845 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
8846 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
8847 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
8848 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
8849 config/sh/sh.h, config/sparc/sparc.h,
8850 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
8851 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
8852 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
8853 FIRST argument. As needed, examine it and do nothing.
8855 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
8856 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8857 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
8859 * config/arm/t-pe (pe.o): Add dependencies.
8861 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8863 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
8864 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
8865 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
8866 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
8867 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
8868 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
8869 * defaults.h (BITS_PER_UNIT): Define.
8870 * doc/tm.texi (BITS_PER_UNIT): Document default value.
8872 2002-03-02 Kazu Hirata <kazu@hxi.com>
8874 * config/h8300/h8300-protos.h: Add a prototype for
8875 compute_a_shift_length.
8876 * config/h8300/h8300.c (h8300_asm_insn_count): New.
8877 (compute_a_shift_length): Likewise.
8878 (h8300_adjust_insn_length): Do not adjust insn length of shift
8879 insns.
8880 * config/h8300/h8300.md (anonymous shift patterns): Use
8881 compute_a_shift_length.
8883 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8885 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
8886 trunc_int_for_mode.
8888 * emit-rtl.c (offset_address): Call update_temp_slot_address.
8890 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8892 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
8893 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
8894 * flags.h (flag_zero_initialized_in_bss): Declare.
8895 * toplev.c (flag_zero_initialized_in_bss): New flag.
8896 (lang_independent_options): Add flag_zero_initialized_in_bss.
8897 * tree.c (initializer_zerop): New function.
8898 * tree.h (initializer_zerop): Declare.
8899 * varasm.c (assemble_variable): If we can emit bss, put zero
8900 initializers in the bss section.
8902 2002-03-02 Alan Modra <amodra@bigpond.net.au>
8904 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
8905 like more than one symbol per .weak directive.
8907 2002-03-01 Richard Henderson <rth@redhat.com>
8909 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
8910 adjust argument_pointer by pretend_args_size.
8911 (ia64_va_start): Adjust va_start address by -pretend_args_size.
8913 2002-03-01 Kazu Hirata <kazu@hxi.com>
8915 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
8917 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
8919 * toplev.c (rest_of_compilation): Delete dead jumptables before
8920 loop.
8921 * flow.c (delete_dead_jumptables): Make global.
8922 * rtl.h (delete_dead_jumptables): Declare.
8924 2002-03-01 David Edelsohn <edelsohn@gnu.org>
8926 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
8927 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
8928 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
8930 2002-03-01 Kazu Hirata <kazu@hxi.com>
8932 * config/h8300/h8300-protos.h: Fix formatting.
8933 * config/h8300/h8300.c: Likewise.
8934 * config/h8300/h8300.h: Likewise.
8936 2002-03-01 Kazu Hirata <kazu@hxi.com>
8938 * config/h8300/h8300.c (print_operand): Support 16-bit
8939 constant addresses.
8940 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
8942 2002-02-28 Richard Henderson <rth@redhat.com>
8944 * expmed.c (store_bit_field): Prevent generation of CONCATs;
8945 pun complex values as integers; use gen_lowpart instead of
8946 gen_rtx_SUBREG.
8947 (extract_bit_field): Likewise.
8949 2002-03-01 Alan Modra <amodra@bigpond.net.au>
8950 David Edelsohn <edelsohn@gnu.org>
8952 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
8953 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
8954 (SUPPORTS_WEAK): Likewise.
8955 * output.h (add_weak): Add tree param.
8956 * varasm.c (add_weak): Likewise. Save decl.
8957 (struct weak_syms): Add decl field.
8958 (mark_weak_decls): New function.
8959 (init_varasm_once): ggc_add_root mark_weak_decls.
8960 (assemble_start_function): Use ASM_WEAKEN_DECL.
8961 (assemble_variable): Likewise.
8962 (assemble_alias): Likewise.
8963 (declare_weak): Pass decl to add_weak.
8964 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
8965 (remove_from_pending_weak_list): Declare and define for
8966 ASM_WEAKEN_DECL.
8967 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
8968 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
8969 * defaults.h (SUPPORTS_WEAK): Likewise.
8970 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8971 .weak for code sym. Do emit .size for descriptor sym.
8972 (ASM_DECLARE_FUNCTION_SIZE): Define.
8973 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
8974 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
8975 .lglobl unless TARGET_XCOFF. Formatting fixes.
8976 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8977 .weak for code sym.
8978 (HANDLE_PRAGMA_WEAK): Remove.
8979 (ASM_WEAKEN_LABEL): Remove.
8980 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
8982 2002-03-01 Jason Merrill <jason@redhat.com>
8984 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
8985 (TARGET_EXPR_CLEANUP): New macro.
8987 2002-02-28 Steve Ellcey <sje@cup.hp.com>
8989 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
8990 to take ptr_extend into account as third type of extension.
8991 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
8992 fields used by SUBREG_PROMOTED_UNSIGNED_P.
8993 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
8994 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
8995 * calls.c (precompute_arguments): Use new macro.
8996 (expand_call): Ditto.
8997 * combine.c (nonzero_bits): Ditto.
8998 (record_promoted_value): Ditto.
8999 * expr.c (store_expr): Ditto.
9000 (expand_expr): Ditto.
9001 * function.c (assign_parms): Ditto.
9003 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
9005 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
9006 override -shared and -shared-libgcc.
9008 2002-02-28 David O'Brien <obrien@FreeBSD.org>
9010 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
9011 of "ultrasparc".
9012 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
9013 to be broken.
9015 2002-02-28 Richard Henderson <rth@redhat.com>
9017 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
9018 4 cycle latency from MM producers.
9019 (ia64_internal_sched_reorder): Likewise with pipeline flush.
9021 2002-02-28 Jakub Jelinek <jakub@redhat.com>
9023 * mklibgcc.in: Don't use GNU make extension.
9025 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
9027 * c-parse.in (STATIC): New terminal.
9028 (scspec): New non-terminal. Update productions accordingly.
9029 (program): Remove bogus ifc / end ifc.
9030 (array_declarator): Simplify production using STATIC.
9032 2002-02-28 Jim Meyering <meyering@lucent.com>
9034 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
9035 \a still means TARGET_BELL.
9037 2002-02-28 Richard Henderson <rth@redhat.com>
9039 * haifa-sched.c (sched_emit_insn): New.
9040 (schedule_block): Use last_scheduled_insn to track last insn.
9041 * sched-int.h (sched_emit_insn): Prototype.
9042 * config/ia64/ia64.c (last_issued): Remove.
9043 (ia64_variable_issue): Don't set it.
9044 (nop_cycles_until): Use sched_emit_insn.
9046 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
9048 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
9049 extended constants.
9051 2002-02-28 Kazu Hirata <kazu@hxi.com>
9053 * config/h8300/h8300.c: Fix formatting.
9054 * config/h8300/h8300.h: Likewise.
9056 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
9058 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
9059 which may overwrite the high byte of the frame pointer.
9061 2002-02-28 Bo Thorsen <bo@suse.de>
9063 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
9064 (STARTFILE_SPEC): Add 64 bit files.
9065 (ENDFILE_SPEC): Likewise.
9067 2002-02-28 Jason Merrill <jason@redhat.com>
9069 * c-decl.c (finish_function): Only warn about missing return
9070 statement with -Wreturn-type.
9072 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
9074 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
9076 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
9077 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
9079 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
9081 * basic-block.h (BB_REACHABLE): Renumber.
9082 (BB_DIRTY, BB_NEW): New flags.
9083 (clear_bb_flags): Declare.
9084 (update_life_info_in_dirty_blocks): Declare.
9085 * cfg.c (clear_bb_flags): New function.
9086 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
9087 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
9088 reorder_insns, emit_insn_after): Mark block as dirty.
9089 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
9090 (update_life_info_in_dirty_blocks): New function.
9091 * recog.c (apply_change_group): Dirtify block.
9093 * cse.c (cse_insn): Reorder emitting of jump insn to keep
9094 cfg consistent.
9095 * gcse.c (delete_null_pointer_checks): Likewise.
9097 * toplev.c (dump_file_index): Move cse2 after bp,
9098 add DFI_null
9099 (dump_file_info): Similary.
9100 (rest_of_compilation): Avoid most of CFG rebuilds;
9101 do first if converision after null pointer checks, do cse2
9102 after branch prediction; avoid full liveness rebuild after
9103 initializing subregs.
9104 * invoke.texi (-d options): Document -du, renumber.
9106 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
9107 (notice_new_block): Do not set BB_UPDATE_LIFE.
9108 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
9109 merge_blocks_move_successor_nojumps, merge_blocks,
9110 try_crossjump_to_edge): Likewise.
9111 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
9112 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
9113 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
9114 (merge_of_block): Do not use life_data_ok.
9115 (find_if_case_1): Do not use SET_UPDATE_LIFE.
9116 (if_convert): Use BB_DIRTY mechanizm to update life.
9117 * lcm.c (optimize_mode_switching): Update
9118 update_life_info_in_dirty_blocks
9120 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
9122 * Makefile.in (integrate.o): Update.
9123 * c-decl.c (copy_lang_decl): Rename.
9124 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
9125 * integrate.c: Include langhooks.h.
9126 (copy_decl_for_inlining): Update to use langhook.
9127 * langhooks-def.h (lhd_do_nothing_t,
9128 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
9129 (LANG_HOOKS_INITIALIZER): Update.
9130 * langhooks.c (lhd_do_nothing_t): New.
9131 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
9132 * tree.h (copy_lang_decl): Remove.
9133 objc:
9134 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
9136 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
9138 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
9139 POST_DEC, and POST_MODIFY.
9141 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9143 * c-typeck.c (digest_init): Remove unused parameter; all
9144 callers changed.
9146 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
9148 * expmed.c (expand_shift): Correctly test for low part of a
9149 subreg.
9151 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
9153 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
9154 insn UIDs with insn addresses.
9156 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9158 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
9159 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
9160 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
9161 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
9162 gcc.c, toplev.c: Delete code implementing -traditional mode.
9164 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
9165 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
9166 Document removal of -traditional mode for compilation, and
9167 remove documentation only relevant to that mode.
9169 * config/nextstep.h, config/ptx4.h, config/svr4.h,
9170 config/convex/convex.h, config/d30v/d30v.h,
9171 config/i386/dgux.h, config/i386/osf1elf.h,
9172 config/i386/osfelf.h, config/i386/osfrose.h,
9173 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
9174 config/m68k/hp310.h, config/m88k/dgux.h,
9175 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
9176 config/m88k/m88k.h, config/m88k/openbsd.h,
9177 config/mips/abi64.h, config/mips/osfrose.h,
9178 config/mips/svr4-5.h, config/mips/svr4-t.h,
9179 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9180 config/stormy16/stormy16.h: Remove all references to
9181 -traditional from target specs. Delete all mention of the
9182 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
9183 delete a couple of commented-out definitions of
9184 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
9185 to -traditional.
9187 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
9188 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
9190 2002-02-27 Zack Weinberg <zack@codesourcery.com>
9192 * mklibgcc.in: Don't use \n in a line subject to
9193 interpretation by echo.
9195 2002-02-27 Graham Stott <grahams@redhat.com>
9197 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
9198 Constify NAME.
9200 * loop.c (prescan_loop): Handle PARALLEL.
9202 * unroll.c (loop_iterations): Return 0 if the add_val for
9203 a BIV is REG.
9205 * final.c (output_operand_lossage): Constify PFX_STR.
9207 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
9209 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
9211 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
9212 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
9214 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
9216 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
9218 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
9220 * cpplex.c (_cpp_lex_token): Handle directives in macro
9221 arguments.
9222 * cpplib.c (_cpp_handle_directive): Save and restore state
9223 if parsing macro args when entering a directive.
9224 * cppmacro.c (collect_args): No need to handle directives
9225 in macro arguments.
9226 (enter_macro_context, replace_args): Use the original macro
9227 definition in case it was redefined whilst collecting arguments.
9228 doc:
9229 * cpp.texi: Update.
9231 2002-02-26 David Edelsohn <edelsohn@gnu.org>
9233 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
9234 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
9235 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
9236 method on AIX.
9237 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
9238 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
9239 (load_toc_v4_PIC_2): Same.
9241 2002-02-26 Alan Modra <amodra@bigpond.net.au>
9243 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
9245 2002-02-26 Richard Henderson <rth@redhat.com>
9247 * config/alpha/alpha.md (ashldi_se): Re-enable.
9249 2002-02-26 Richard Henderson <rth@redhat.com>
9251 * config/alpha/alpha.c (alpha_encode_section_info): Examine
9252 MODULE_LOCAL_P; improve commentary.
9254 2002-02-26 Zack Weinberg <zack@codesourcery.com>
9256 * doc/cpp.texi: Clarify documentation of relationship between
9257 #line and #include.
9259 2002-02-26 Kazu Hirata <kazu@hxi.com>
9261 * config/h8300/h8300-protos.h: Update the prototype for
9262 compute_logical_op_length. Add the prototype for
9263 compute_logical_op_cc.
9264 * config/h8300/h8300.c (compute_logical_op_length): Figure out
9265 code from operands.
9266 (compute_logical_op_cc): New.
9267 * config/h8300/h8300.md: Combine all the logical op patterns
9268 in HImode and SImode. Use compute_logical_op_cc.
9270 2002-02-26 Kelley Cook <kelleycook@comcast.net>
9272 * config/i386/i386.c (print_operand): Don't append ATT-style
9273 length suffixs to x87 opcodes when in Intel mode.
9275 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
9277 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
9278 (init_emit_once): Update calls.
9279 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
9280 (init_syntax_once): Prototype.
9282 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
9284 * pa-linux.h (LIB_SPEC): Update definition.
9285 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
9287 2002-02-26 Richard Henderson <rth@redhat.com>
9289 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
9290 if we emitted a stop bit.
9292 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9294 * configure.in (libgcc_visibility): Substitute.
9295 * configure: Rebuilt.
9296 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
9297 defined symbols .hidden.
9299 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9301 * attribs.c (c_common_attribute_table): Add visibility.
9302 (handle_visibility_attribute): New function.
9303 * varasm.c (assemble_visibility): New function.
9304 * output.h (assemble_visibility): Add prototype.
9305 * tree.h (MODULE_LOCAL_P): Define.
9306 * crtstuff.c (__dso_handle): Use visibility attribute.
9307 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
9308 for MODULE_LOCAL_P symbols too.
9309 * config/ia64/ia64.c (ia64_encode_section_info): Handle
9310 MODULE_LOCAL_P symbols the same way as local symbols.
9311 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
9312 into .sdata/.sbss by the user.
9313 * doc/extend.texi (Function Attributes): Document visibility
9314 attribute.
9316 2002-02-26 Jakub Jelinek <jakub@redhat.com>
9318 PR debug/5770
9319 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
9320 STRING_CST initializer spanning the whole variable without
9321 embedded zeros.
9322 If expand_expr returned MEM, don't use it.
9324 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
9326 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
9327 generate a die for the lexical block.
9329 2002-02-26 Kazu Hirata <kazu@hxi.com>
9331 * config/h8300/h8300-protos.h: Add a prototype for
9332 compute_logical_op_length.
9333 * config/h8300/h8300.c (compute_logical_op_length): New.
9334 * config/h8300/h8300.md (anonymous logical patterns): Use
9335 compute_logical_op_length for length.
9337 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9339 * dwarf2out.c (modified_type_die): Do not call type_main_variant
9340 for vectors.
9341 (gen_type_die): Same.
9343 * attribs.c (handle_vector_size_attribute): Set debug information.
9345 2002-02-26 Daniel Egger <degger@fhm.edu>
9347 * config/rs6000/rs6000.md: Swap define_insn attributes to
9348 fix incorrect generation of merge high instructions instead
9349 of merge low.
9351 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9353 * c-typeck.c (really_start_incremental_init): Use
9354 bitsize_zero_node for vectors.
9356 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
9358 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
9359 ("*set_vrsave_internal"): Same.
9361 2002-02-25 Richard Henderson <rth@redhat.com>
9363 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
9364 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
9366 2002-02-25 Jakub Jelinek <jakub@redhat.com>
9368 PR target/5755
9369 * config/i386/i386.c (ix86_return_pops_args): Only pop
9370 fake structure return argument if it was passed on the stack.
9372 2002-02-25 Jason Merrill <jason@redhat.com>
9374 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
9375 RESULT_DECL.
9377 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9379 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
9380 link with shared_name only.
9381 * doc/invoke.texi (Link Options): Document new behavior.
9383 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9385 * c-typeck.c (push_init_level): Handle vectors.
9387 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
9389 * config/sparc/sparc.c (const64_high_operand): Zero-extend
9390 operands of SPARC_SETHI_P.
9391 (input_operand): Likewise.
9392 (sparc_emit_set_const32): Likewise.
9393 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
9394 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
9395 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
9396 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
9397 (movdi_insn_sp64_vis): Likewise.
9398 (movdi split, movdf split): Use SETHI32.
9399 * doc/md.texi: Document SPARC constraints L, M and N.
9401 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
9403 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
9404 ("*set_vrsave_internal"): use mfspr for Darwin.
9406 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
9407 gen_get_vrsave_internal.
9409 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9411 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
9413 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
9415 * cpplex.c (cpp_interpret_charconst): Get signedness or
9416 otherwise of wide character constants correct.
9417 * cppexp.c (lex): Get signedness of wide charconsts correct.
9419 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9421 * optabs.c (widen_operand): Only call convert_modes for
9422 promoted SUBREG if signedness matches.
9423 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
9425 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9427 * cpplib.c (glue_header_name): Use local buffer to build up
9428 header name.
9430 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9432 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
9434 2002-02-23 Kazu Hirata <kazu@hxi.com>
9436 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
9437 H8/300[HS] separately.
9438 * config/h8300/h8300.md: Remove the early clobber constraint
9439 from bit field patterns.
9441 2002-02-23 Kazu Hirata <kazu@hxi.com>
9443 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
9444 register_operand.
9445 (mulhisi3): Likewise.
9446 (umulqisi3): Likewise.
9447 (umulhisi3): Likewise.
9449 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
9451 * cppinit.c (output_deps): Correct test for stdout output.
9452 (init_dependency_output): Cure warning.
9454 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9456 * expr.c (store_expr): When converting expression to promoted
9457 equivalent type, allow using SUBREG_REG of TARGET as the target
9458 of the expansion of EXP.
9459 * loop.c (basic_induction_var, case SUBREG): Always look inside.
9460 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
9461 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
9462 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
9463 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
9465 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
9467 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
9468 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
9469 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
9471 2002-02-23 Jakub Jelinek <jakub@redhat.com>
9473 PR optimization/5747
9474 * loop.c (scan_loop): Update reg info if move_movables created new
9475 pseudos.
9477 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9479 * gcc.c (init_gcc_spec): Revert last change.
9481 2002-02-23 David Edelsohn <edelsohn@gnu.org>
9483 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
9484 gpc_reg_operand constraint.
9486 2002-02-23 Alan Modra <amodra@bigpond.net.au>
9488 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
9489 Simplify comparison of `low'.
9490 (add_operand): Fix formatting.
9491 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
9492 (mask_operand): Disallow mask to wrap in 64-bit mode.
9493 (rs6000_stack_info): Remove redundant test setting push_p.
9494 (output_toc): Fix formatting.
9495 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
9496 cc_reg_not_cr0_operand constraint.
9497 (booldi3, boolcdi3 splitters): Same.
9499 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
9501 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
9503 2002-02-22 David Edelsohn <edelsohn@gnu.org>
9505 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
9506 gcc invoked with -shared-libgcc.
9508 2002-02-22 Jakub Jelinek <jakub@redhat.com>
9510 PR c++/5748
9511 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
9512 decl if any of elements was TREE_USED.
9514 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
9516 * config/sparc/sol2.h: Don't include sys/mman.h.
9517 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
9518 (arith_4096_operand): Don't throw high bits away.
9519 (const64_operand): Take sign extension of CONST_INTs into account.
9520 (const64_high_operand, sparc_emit_set_const32): Likewise.
9521 (GEN_HIGHINT64): Likewise.
9522 (sparc_emit_set_const64_quick1): Likewise.
9523 (const64_is_2insns): Likewise.
9524 (print_operand): Use trunc_int_for_mode for sign extension.
9525 * config/sparc/sparc.h (SMALL_INT32): Likewise.
9526 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
9527 chars. Assume CONST_INT is already properly sign-extended.
9528 (movdi split): Sign-extend each SImode part.
9529 (andsi3 split): Don't mask high bits off, so that result
9530 remains properly sign-extend.
9531 (iorsi3 split): Likewise.
9532 (xorsi3 split): Likewise.
9534 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
9536 * fold-const.c (fold): Fix typo in comments.
9538 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9540 * Makefile.in (langhooks.o): Update dependencies.
9542 2002-02-21 Diego Novillo <dnovillo@redhat.com>
9544 * langhooks.c: Include flags.h.
9546 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
9548 * testsuite/gcc.dg/attr-alwaysinline.c: New.
9550 * c-common.c (c_common_post_options): Set inline trees by
9551 default.
9553 * doc/extend.texi (Function Attributes): Document always_inline
9554 attribute.
9555 Update documentation about inlining when not optimizing.
9557 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
9559 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
9560 unless DECL_ALWAYS_INLINE.
9562 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
9563 unless DECL_ALWAYS_INLINE.
9564 (c_disregard_inline_limits): Disregard if always_inline set.
9566 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9567 Disregard if always_inline set.
9568 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
9569 unless DECL_ALWAYS_INLINE.
9571 * attribs.c (handle_always_inline_attribute): New.
9572 (c_common_attribute_table): Add always_inline.
9574 * config/rs6000/altivec.h: Add prototypes for builtins
9575 requiring the always_inline attribute.
9577 2002-02-21 Eric Christopher <echristo@redhat.com>
9579 * expmed.c (store_bit_field): Try to simplify the subreg
9580 before generating a new one when when the mode size of
9581 value is less than maxmode.
9583 2002-02-21 Richard Henderson <rth@redhat.com>
9585 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
9586 than gen_rtx_PLUS to form the sum.
9587 * explow.c (force_reg): Rearrange to not allocate new pseudo
9588 when force_operand returns a register.
9589 * expr.c (expand_assignment): Allow offset_rtx expansion to
9590 return a sum. Do not force addresses into registers.
9591 (expand_expr): Likewise.
9592 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
9593 to canonicalize arithmetic that didn't simpify.
9594 (simplify_plus_minus): New argument force; update
9595 all callers. Don't split CONST unless we can do something with it,
9596 and wouldn't lose the constness of the operands.
9598 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
9599 that we generated earlier.
9601 2002-02-21 Tom Tromey <tromey@redhat.com>
9603 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9604 (output_line_info): Use constant `1', with a long explanatory
9605 comment.
9606 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
9608 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
9610 * jump.c (redirect_jump): If old label has no UID, don't try to
9611 delete it.
9613 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
9615 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
9616 If input is constant, do shifts at compile time.
9618 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
9620 * doc/extend.texi: Fix some more overfull hboxes.
9622 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9624 PR optimization/4994
9625 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
9626 register moves.
9628 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9630 PR c++/4574
9631 * expr.h (expand_and): Add mode argument.
9632 * expmed.c (expand_and): Add mode argument.
9633 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
9634 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
9635 * except.c (expand_builtin_extract_return_addr): Likewise.
9636 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
9637 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
9638 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
9639 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
9640 * config/c4x/c4x.md: Use GEN_INT (x) instead of
9641 gen_rtx (CONST_INT, VOIDmode, x).
9643 2002-02-21 Jakub Jelinek <jakub@redhat.com>
9645 PR c/4697:
9646 * stmt.c (warn_if_unused_value): Move side effects test once more.
9648 2002-02-20 Torbjorn Granlund <tege@swox.com>
9650 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
9651 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
9653 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
9655 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
9656 SUBREG or ZERO_EXTEND.
9658 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
9660 * sh.h (current_function_anonymous_args): Remove.
9661 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
9662 of current_function_varargs and current_function_stdarg is set.
9663 * sh.c (sh_expand_prologue): Check current_function_varargs /
9664 current_function_stdarg / TARGET_SH5 instead of
9665 current_function_anonymous_args.
9667 * sh64.h (TARGET_VERSION): Define.
9669 2002-02-20 David Edelsohn <edelsohn@gnu.org>
9671 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
9672 VRSAVE_REGNO on TARGET_ALTIVEC.
9674 2002-02-20 Alan Modra <amodra@bigpond.net.au>
9676 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
9677 bits of SImode const_int.
9678 (includes_rshift_p): Likewise.
9679 (print_operand): Call mask_operand and mask64_operand with correct
9680 mode.
9681 (rs6000_output_function_epilogue): Pad traceback table to word.
9682 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
9683 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
9684 mask64_operand with correct mode.
9685 (FUNCTION_ARG_REGNO_P): Correct parentheses.
9687 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9689 PR debug/4461
9690 * varasm.c (get_pool_constant_mark): New.
9691 * rtl.h (get_pool_constant_mark): Add prototype.
9692 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
9693 be represented if it has not been output.
9695 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9697 * combine.c (do_SUBST): Sanity check substitutions of
9698 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
9699 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
9700 CONST_INT into its operand.
9701 (known_cond): Likewise, for ZERO_EXTEND.
9702 * simplify-rtx.c (simplify_unary_operation): Fix condition to
9703 allow for simplification of wide modes. Reject CONST_INTs in
9704 ZERO_EXTEND when their actual mode is not given.
9706 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
9708 * c-decl.c (pushdecl): If no global declaration is found for an
9709 extern declaration in block scope, try a limbo one.
9711 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9713 PR c++/4401
9714 * c-common.c (pointer_int_sum): Moved from...
9715 * c-typeck.c (pointer_int_sum): ...here.
9716 * c-common.h (pointer_int_sum): Add prototype.
9718 2002-02-20 Jakub Jelinek <jakub@redhat.com>
9720 PR c++/5713
9721 * c-decl.c (duplicate_decls): Return 0 if issued error about
9722 redeclaration.
9724 2002-02-20 Roger Sayle <roger@eyesopen.com>
9725 Jakub Jelinek <jakub@redhat.com>
9727 PR c/4389
9728 * tree.c (host_integerp): Ensure that the constant integer is
9729 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
9730 when pos is zero or non-zero respectively. Clarify comment.
9731 * c-format.c (check_format_info_recurse): Fix host_integerp
9732 usage; the pos argument should be zero when assigning to a
9733 signed HOST_WIDE_INT.
9735 2002-02-20 Richard Henderson <rth@redhat.com>
9737 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
9738 of the operand, rather than assuming TImode.
9739 (ix86_expand_binop_builtin): Cope with commutative patterns
9740 using nonimmediate_operand for both operands.
9741 (ix86_expand_timode_binop_builtin): Likewise.
9742 (ix86_expand_store_builtin): Validate operand 1.
9743 (ix86_expand_unop1_builtin): Likewise.
9745 2002-02-20 Philip Blundell <philb@gnu.org>
9747 PR 5705
9748 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
9750 2002-02-20 Richard Henderson <rth@redhat.com>
9752 PR c/5615
9753 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
9755 2002-02-20 Tom Tromey <tromey@redhat.com>
9757 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9758 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9759 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9760 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
9761 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
9762 unconditionally.
9764 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
9766 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
9767 for (const_int 0) in X not just INTVAL.
9769 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
9771 * doc/extend.texi: Avoid or reduce overfull hboxes.
9773 2002-02-20 Diego Novillo <dnovillo@redhat.com>
9775 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
9776 operations if the field does not start at a mode boundary.
9778 2001-02-20 Joel Sherrill <joel@OARcorp.com>
9780 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
9781 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
9782 Also done for -Acpu and -Amachine.
9784 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9786 * cppinit.c (init_dependency_output): Take deps output file
9787 from -o if none given with -MF. Suppress normal output.
9788 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
9789 * doc/cpp.texi, doc/invoke.texi: Update.
9791 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9793 * toplev.c (output_quoted_string): Write unprintable
9794 characters with octal escapes.
9796 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9798 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
9799 really_call_used[VRSAVE_REGNO] if not Altivec.
9801 2002-02-19 Alan Modra <amodra@bigpond.net.au>
9803 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
9804 MODE_MASK.
9805 (constant_pool_expr_1): Fix formatting.
9806 (rs6000_legitimize_reload_address): Likewise.
9808 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9810 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
9811 now that we have one.
9813 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9815 * tree.h (struct tree_common): Remove aux. Add unused_0 at
9816 end of first block of bitfields (which was only seven bits);
9817 rename dummy to unused_1; remove comment which is no longer true.
9819 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9821 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
9823 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9825 PR 5399
9826 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
9827 if generating PIC.
9829 PR 5054
9830 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
9831 arm_is_longcall_p rather than inspecting call-type cookie
9832 directly.
9833 (call_value_insn) [TARGET_THUMB]: Likewise.
9835 2002-02-19 Graham Stott <grahams@redhat.com>
9837 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
9839 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9841 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
9842 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
9843 (FP_SAVE_INLINE): Delete.
9845 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
9846 * config/rs6000/eabi.asm: Remove ABI save restore routines.
9847 * config/rs6000/t-ppccomm: Build crtsavres.o.
9848 * config/rs6000/crtsavres.asm: New file.
9850 2002-02-19 Philip Blundell <philb@gnu.org>
9852 * config/arm/arm.c (use_return_insn): Don't reject interrupt
9853 functions.
9854 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
9855 (output_return_instruction): Allow interrupt functions to return with
9856 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
9857 (arm_expand_prologue): Subtract 4 before stacking LR in an
9858 interrupt function.
9860 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9862 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
9863 decl, not just FUNCTION_DECL.
9864 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
9865 (arm_assemble_integer): Likewise.
9866 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
9867 marked local.
9869 2002-02-19 matthew green <mrg@eterna.com.au>
9871 * config.gcc (sparc-*-netbsdelf*): Enable target.
9872 (sparc64-*-netbsd*): New target.
9873 * config/sparc/netbsd-elf.h: New file.
9874 * config/sparc/t-netbsd64: New file.
9876 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9878 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
9880 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
9882 * doc/invoke.texi: explicitly list the style guidelines that
9883 -Weffc++ checks for.
9885 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
9887 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
9889 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9891 PR other/5718
9892 * gcc.c (cpp_unique_options): Treat -o as indicating object file
9893 only if not -E. If -E, pass -o through to the preprocessor.
9895 2002-02-19 Kazu Hirata <kazu@hxi.com>
9897 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
9898 register number with an appropriate macro.
9900 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9902 * doc/rtl.texi (Constants): Close @code tag.
9904 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
9906 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
9907 ("mmx_uavgv4hi3"): Same.
9908 ("pmulhrwv4hi3"): Same.
9910 * tree-inline.c (walk_tree): Handle vectors.
9912 * c-common.c (constant_expression_warning): Handle vectors.
9913 (overflow_warning): Same.
9915 * sched-deps.c (sched_analyze_2): Handle vectors.
9917 * rtlanal.c (rtx_unstable_p): Handle vectors.
9918 (rtx_varies_p): Same.
9919 (count_occurrences): Same.
9920 (regs_set_between_p): Same.
9921 (modified_between_p): Same.
9922 (modified_in_p): Same.
9923 (volatile_insn_p): Same.
9924 (volatile_refs_p): Same.
9925 (side_effects_p): Same.
9926 (may_trap_p): Same.
9927 (inequality_comparisons_p): Same.
9928 (replace_regs): Same.
9929 (computed_jump_p_1): Same.
9931 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
9932 argument.
9933 (inner_mode_array): New.
9934 (copy_rtx): Handle vectors.
9935 (copy_most_rtx): Same.
9936 (rtx_equal_p): Same.
9937 (get_mode_alignment): Adjust for vectors.
9939 * resource.c (mark_referenced_resources): Handle vectors.
9940 (mark_set_resources): Same.
9942 * reload1.c (eliminate_regs): Handle vectors.
9943 (elimination_effects): Same.
9944 (scan_paradoxical_subregs): Same.
9946 * reload.c (subst_reg_equivs): Handle vectors.
9948 * regrename.c (scan_rtx): Handle vectors.
9950 * regclass.c (reg_scan_mark_refs): Handle vectors.
9952 * recog.c (find_single_use_1): Handle vectors.
9954 * local-alloc.c (equiv_init_varies_p): Handle vectors.
9955 (contains_replace_regs): Same.
9956 (memref_referenced_p): Same.
9958 * integrate.c (copy_rtx_and_substitute): Handle vectors.
9959 (subst_constants): Same.
9961 * genattrtab.c (attr_copy_rtx): Handle vectors.
9962 (encode_units_mask): Same.
9963 (clear_struct_flag): Same.
9964 (count_sub_rtxs): Same.
9966 * gcse.c (want_to_gcse_p): Handle vectors.
9967 (oprs_unchanged_p): Same.
9968 (hash_expr_1): Same.
9969 (oprs_not_set_p): Same.
9970 (expr_killed_p): Same.
9971 (compute_transp): Same.
9972 (store_ops_ok): Same.
9974 * function.c (purge_addressof_1): Do not allow paradoxical subregs
9975 of vectors.
9976 (fixup_var_refs_1): Same.
9977 (instantiate_virtual_regs_1): Same.
9979 * fold-const.c (operand_equal_p): Handle vectors.
9980 (fold): Same.
9981 (rtl_expr_nonnegative_p): Same.
9983 * flow.c (mark_used_regs): Handle vectors.
9985 * df.c (df_uses_record): Handle vectors.
9987 * cselib.c (cselib_subst_to_values): Handle vectors.
9988 (cselib_mem_conflict_p): Same.
9989 (hash_rtx): Same.
9991 * cse.c (canon_reg): Handle vectors.
9992 (fold_rt): Same.
9993 (cse_process_notes): Same.
9994 (count_reg_usage): Same.
9995 (canon_hash): Same.
9997 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
9999 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
10001 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
10002 (gen_rtx): Handle CONST_VECTOR.
10003 (gen_const_vector_0): New.
10004 (copy_rtx_if_shared): CONST_VECTORs can be shared.
10005 (reset_used_flags): Same.
10006 (copy_insn_1): Same.
10007 (initializer_constant_valid_p): Handle VECTOR_CST.
10009 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
10011 * doc/rtl.texi (Constants): Document const_vector.
10012 (CONST0_RTX): Update for vectors.
10013 (RTL sharing): Same.
10015 * print-tree.c (print_node): Add case for VECTOR_CST.
10017 * tree.h (TREE_VECTOR_CST_ELTS): New.
10018 (struct tree_vector): New.
10019 (union tree_node): Add vector node.
10020 (build_vector): Add prototype.
10022 * tree.def (VECTOR_CST): New.
10024 * tree.c (build_vector): New.
10026 * expmed.c (make_tree): Handle CONST_VECTOR.
10028 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
10029 (CONST_VECTOR_ELT): New.
10030 (CONST_VECTOR_NUNITS): New.
10032 * machmode.h (GET_MODE_INNER): New.
10033 (DEF_MACHMODE): Accept 8th arg.
10035 * machmode.def: Add 8th argument for vector inner mode.
10036 Add inner vector modes for vectors.
10038 * rtl.def (VEC_CONST): Remove.
10039 (CONST_VECTOR): New.
10041 * expr.c (clear_storage): Allow vectors.
10042 (is_zeros_p): Handle VECTOR_CST.
10044 * varasm.c (output_constant_pool): Handle vectors.
10045 (rtx_const): Add veclo and vechi fields.
10046 (kind): Add RTX_VECTOR.
10047 (decode_rtx_const): Add case for vector.
10049 * config/rs6000/rs6000-protos.h: Add zero_constant.
10051 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
10052 constants. Force easy vector constants into memory.
10053 (easy_vector_constant): New.
10054 (emit_easy_vector_constant): New.
10055 (rs6000_legitimize_reload_address): Do not generate bad reloads on
10056 darwin.
10058 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
10059 instruction does.
10060 ("altivec_lvxl"): Same.
10061 (altivec_lvebx): Same.
10062 (altivec_lvehx): Same.
10063 (altivec_lvewx): Same.
10064 ("*movv4si_const0"): New.
10065 ("*movv4sf_const0"): New.
10066 ("*movv8hi_const0"): New.
10067 ("*movv16qi_const0"): New.
10069 2002-02-18 Kazu Hirata <kazu@hxi.com>
10071 * config/h8300/h8300.c (notice_update_cc): Use
10072 cc_status.value2.
10074 2002-02-18 Kazu Hirata <kazu@hxi.com>
10076 * config/h8300/h8300.md (divmod patterns): Change the
10077 constraints for operands[1] to register_operand.
10079 2002-02-18 Kazu Hirata <kazu@hxi.com>
10081 * config/h8300/h8300-protos.h: Remove the prototype for
10082 p_operand.
10083 * config/h8300/h8300.c (p_operand): Remove.
10084 * config/h8300/h8300.md: Replace p_operand with
10085 const_int_operand.
10087 2002-02-18 Philip Blundell <pb@nexus.co.uk>
10089 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
10090 comment.
10091 (output_return_instruction): Allow use of LDR to unstack
10092 return addresss even for interrupt handlers or when
10093 interworking. If compiling for ARMv5, use interworking-safe
10094 return instructions by default. Remove duplicated code and
10095 lengthy "strcat" sequences.
10097 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10099 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
10100 (LINK_EH_SPEC): Define.
10101 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
10103 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10105 * config/s390/s390.c (s390_emit_prologue): Do not set the
10106 frame_related flag for call-clobbered registers.
10108 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
10110 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
10111 (construct_container): Fix handling of SSE operands.
10112 (ix86_expand_builtin): Fix handling of 64bit pointers.
10113 (mmx_maskmovq_rex): New pattern.
10115 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
10117 * regrename.c (kill_set_value): Handle subregs properly.
10119 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
10121 * objc/objc-act.c (handle_impent): Remove leading '*'
10122 from objc_class_name.
10124 2002-02-17 Richard Henderson <rth@redhat.com>
10126 * config/alpha/alpha.c (some_small_symbolic_operand,
10127 some_small_symbolic_operand_1, split_small_symbolic_operand,
10128 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
10129 Handle small SYMBOL_REFs anywhere, not just inside memories.
10130 * config/alpha/alpha-protos.h: Update.
10131 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10132 * config/alpha/alpha.md (small symbolic operand splitter): Update.
10134 2002-02-17 Roland McGrath <roland@frob.com>
10136 * config.gcc (powerpc-*-gnu-gnualtivec*,
10137 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
10138 * config/rs6000/gnu.h: New file.
10139 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
10140 Grok "gnu" in rs6000_abi_name.
10141 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
10142 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
10143 Grok -mcall-gnu analogous to -mcall-linux et al.
10144 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
10145 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
10146 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
10148 2002-02-17 Jakub Jelinek <jakub@redhat.com>
10150 PR c/3444:
10151 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
10152 shortening.
10154 2002-02-17 Philipp Thomas <pthomas@suse.de>
10156 * config/cris/cris.h: Undefine STARTFILE_SPEC and
10157 ENDFILE_SPEC before (re)defining them.
10159 2002-02-17 Kazu Hirata <kazu@hxi.com>
10161 * config/h8300/h8300.c: Fix formatting.
10162 * config/h8300/h8300.h: Likewise.
10164 2002-02-17 Philipp Thomas <pthomas@suse.de>
10166 * doc/tm.texi: Explain why empty strings should not be
10167 marked for translation.
10169 2002-02-17 Philipp Thomas <pthomas@suse.de>
10171 * final.c (output_operand_lossage): Changed to accept
10172 printf style arguments. Change calls where necessary.
10173 * output.h (output_operand_lossage): Change declaration
10174 accordingly. Update copyright.
10175 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
10176 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
10177 Update copyright date where necessary.
10179 * config/i386/i386.c (print_operand): Likewise. Remove use of
10180 sprintf.
10182 * config/cris/cris.c (cris_operand_lossage): Likewise.
10183 Rename parameter so that exgettext recognizes it as
10184 translatable message.
10185 (LOSE_AND_RETURN): Rename parameter to msgid.
10187 2002-02-17 Kazu Hirata <kazu@hxi.com>
10189 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
10190 hard coded register number with an appropriate macro.
10191 (HARD_REGNO_MODE_OK): Likewise.
10192 (ARG_POINTER_REGNUM): Likewise.
10193 (STATIC_CHAIN_REGNUM): Likewise.
10194 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
10195 * config/h8300/h8300.md (define_constants): Define more
10196 register numbers.
10198 2002-02-17 Philipp Thomas <pthomas@suse.de>
10200 * config/i386/i386.h: Don't mark empty strings for translation.
10202 2002-02-16 H.J. Lu <hjl@gnu.org>
10204 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
10206 2002-02-16 Zack Weinberg <zack@codesourcery.com>
10208 * cppinit.c (merge_include_chains): Check for brack being
10209 NULL before attempting to merge it with qtail.
10211 2002-02-16 Andrew Cagney <ac131313@redhat.com>
10213 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
10214 DBX_DEBUG.
10216 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10218 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
10220 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10222 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
10223 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
10224 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
10226 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10228 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
10229 now only if !TARGET_FIX.
10230 (*movsi_nt_vms_fix): New pattern.
10232 2002-02-16 Douglas B Rupp <rupp@gnat.com>
10234 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
10235 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
10236 (alpha_sa_mask, alpha_sa_size): Reflect above change.
10237 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
10238 (alpha_start_function, alpha_expand_epilogue): Likewise.
10239 (unicosmk_gen_dsib): Likewise.
10241 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10243 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
10245 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
10247 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
10248 check_and_change_labels, s390_final_chunkify): Delete.
10249 (s390_split_branches, s390_chunkify_pool): New functions.
10250 (s390_function_prologue): Call them.
10252 * config/s390/s390.h (S390_REL_MAX): Delete.
10253 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
10255 * config/s390/s390.md (cjump, icjump, jump): Fix length
10256 attribute calculation.
10259 2002-02-15 David Edelsohn <edelsohn@gnu.org>
10261 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
10262 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
10264 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10266 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
10267 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
10268 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
10270 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10272 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
10274 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
10276 * reload.c (find_dummy_reload): Check that an output register
10277 is valid for its mode.
10279 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
10281 * combine.c (known_cond): After replacing the REG of a SUBREG, try
10282 to simplify it.
10284 * function.c (assign_parms): Demote promoted argument passed by
10285 transparent reference.
10287 2001-02-14 Joel Sherrill <joel@OARcorp.com>
10289 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
10290 -Acpu() and -Amachine() to eliminate warnings.
10292 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10294 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
10296 2002-02-14 Kazu Hirata <kazu@hxi.com>
10298 * config/h8300/h8300-protos.h: Update the prototype for
10299 const_costs.
10300 * config/h8300/h8300.c (const_costs): Treat SET as a little
10301 more expensive operation.
10302 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
10303 reference to const_costs.
10305 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
10307 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
10309 2002-02-14 Jakub Jelinek <jakub@redhat.com>
10311 PR c/5503:
10312 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
10313 use arguments from newtype.
10315 2002-02-13 Eric Christopher <echristo@redhat.com>
10317 * config/mips/mips.c (override_options): Add check for march/mipsX
10318 on the same command line. Fix error message in cpu processing.
10319 Remove architecture and ISA checks.
10321 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10323 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
10325 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
10327 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
10329 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
10330 alternatives.
10331 ("*movv8hi_internal1"): Same.
10332 ("*movv16qi_internal1"): Same.
10333 ("*movv4sf_internal1"): Same.
10335 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
10336 not push_reload for altivec modes.
10338 2002-02-13 Joel Sherrill <joel@OARcorp.com>
10340 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
10341 all RTEMS targets including removal of #includes from config/*/rtems*.h
10342 file and adding them to tm_file setting. Added xm_defines=POSIX to
10343 many targets.
10344 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
10345 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
10346 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
10347 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
10348 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
10349 config/m68k/rtemself.h: Ditto.
10350 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
10351 config/mips/rtems64.h: Ditto.
10352 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
10353 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
10354 Ditto.
10355 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
10356 config/sparc/rtemself.h: Ditto.
10357 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
10358 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
10359 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
10360 more like arm-elf.
10361 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
10362 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
10363 target made more similar to i386-elf.
10364 * config/i386/t-rtems-i386: Added soft float support and multilibs.
10365 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
10366 be similar to config/m68k/t-m68kelf.
10367 * gthr-rtems.h: Encapsulate with extern "C" for C++.
10369 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
10371 * regmove.c (kill_value): Handle subregs.
10373 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
10375 * i386.md (mul patterns): Allow memory operand to be first;
10376 add expanders where needed; fix constraints.
10377 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
10378 Allow memory operand to be the first.
10380 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
10381 operands.
10383 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10385 PR c/5681:
10386 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
10387 GET_MODE (x).
10389 2002-02-13 Jakub Jelinek <jakub@redhat.com>
10391 PR optimization/5547:
10392 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
10393 all valid IA-32 address modes involving non-scaled %ebx and
10394 GOT/GOTOFF as displacement.
10396 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
10398 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
10399 after emitting ltorg insns.
10401 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
10402 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
10403 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
10404 *abssf2): Fix "op_type" attribute.
10406 2002-02-13 Douglas B Rupp <rupp@gnat.com>
10408 * mkconfig.sh: Avoid using a subshell redirect.
10409 ($output.T): Change to $(output)T.
10410 (ENABLE_NLS): Remove unneeded undef.
10412 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
10413 * config/alpha/x-vms (libsubdir): Define.
10415 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
10416 register frame procedures. Optimize retrieving context.
10418 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
10419 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
10420 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
10422 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10424 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
10425 Make same change as for find_base_value.
10427 2002-02-13 Kazu Hirata <kazu@hxi.com>
10429 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
10430 of QImode and SImode.
10432 2002-02-13 Kazu Hirata <kazu@hxi.com>
10434 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
10435 length computation of movsi.
10436 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
10438 2002-02-13 Kazu Hirata <kazu@hxi.com>
10440 * config/h8300/h8300.md (subqi3): Tighten the predicate for
10441 operands[2] to register_operand.
10443 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
10445 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
10447 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
10449 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
10450 for altivec_lvx* and altivec_stvx*.
10451 ("*movv4si_internal"): Add constraint for loading from GPRs.
10452 ("*movv8hi_internal1"): Same.
10453 ("*movv16qi_internal1"): Same.
10454 ("*movv4sf_internal1"): Same.
10456 * config/rs6000/rs6000.c (altivec_register_operand): New.
10458 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
10459 altivec_register_operand.
10461 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
10463 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
10464 handle SYMBOL_REF.
10466 2002-02-13 Stan Shebs <shebs@apple.com>
10468 * c-typeck.c (digest_init): Handle vectors.
10469 (really_start_incremental_init): Same.
10470 (pop_init_level): Same.
10471 (process_init_element): Same.
10473 * varasm.c (output_constant): Same.
10475 * expr.c (clear_storage): Same.
10476 (store_constructor): Same.
10478 2002-02-12 Eric Christopher <echristo@redhat.com>
10480 * explow.c (hard_function_value): Add comment explaining
10481 signed/unsigned comparison.
10483 2002-02-12 Jakub Jelinek <jakub@redhat.com>
10485 * jump.c (never_reached_warning): Add finish argument.
10486 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
10487 real insn after end.
10488 * rtl.h (never_reached_warning): Adjust prototype.
10489 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
10490 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
10491 never_reached_warning.
10493 2002-02-12 Graham Stott <grahams@redhat.com>
10495 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
10497 2002-02-12 Kazu Hirata <kazu@hxi.com>
10499 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
10500 logical shifts on H8/300.
10501 (shift_alg_si): Improve several shifts on H8/300.
10502 (get_shift_alg): Likewise.
10504 2002-02-12 Graham Stott <grahams@redhat.com>
10506 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
10508 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10510 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
10511 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
10513 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
10515 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
10516 non-CONST_INT through default_assemble_integer.
10517 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
10518 <case 8>: Abort for CONST_DOUBLE.
10520 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10522 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
10523 is specified.
10524 * config/pa/pa-linux.h (LIB_SPEC): Delete.
10525 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
10527 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
10529 * config/stormy16/stormy16.md (zero_extendqihi2): New.
10531 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
10533 * regrename.c (regrename_optimize): Don't accept a
10534 part-clobbered register if the replaced register is not part
10535 clobbered.
10537 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
10538 take padding into account when computing the argument value.
10540 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
10542 * combine.c (try_combine): Apply substitutions in
10543 CALL_INSN_FUNCTION_USAGE too.
10545 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
10547 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
10548 __builtin_altivec_abs*.
10549 (bdesc_abs): New.
10551 * config/rs6000/rs6000.h (rs6000_builtins): Add
10552 ALTIVEC_BUILTIN_ABS*.
10554 * config/rs6000/altivec.h: Use const char for builtins expecting
10555 literals.
10556 (vec_abs): New versions for C and C++.
10557 (vec_abss): Same.
10559 2002-02-10 Kazu Hirata <kazu@hxi.com>
10561 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
10562 using Pmode.
10564 2002-02-10 Kazu Hirata <kazu@hxi.com>
10566 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
10567 constant definition from h8300.md.
10568 (FRAME_POINTER_REGNUM): Likewise.
10569 * config/h8300/h8300.md (define_constants): Add FP_REG.
10571 2002-02-10 Kazu Hirata <kazu@hxi.com>
10573 * config/h8300/h8300.c (print_operand): Remove redundant code.
10575 2002-02-10 Kazu Hirata <kazu@hxi.com>
10577 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
10578 * config/h8300/h8300.c (byte_reg): Make it static.
10580 2002-02-10 Richard Henderson <rth@redhat.com>
10582 PR c/5623
10583 * c-typeck.c (incomplete_type_error): Handle flexible array members.
10585 2002-02-10 Richard Henderson <rth@redhat.com>
10587 PR c++/5624
10588 * tree.c (append_random_chars): Don't abort if main_input_filename
10589 does not exist.
10591 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
10593 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
10595 2002-02-10 Kazu Hirata <kazu@hxi.com>
10597 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
10598 (pushhi1): Likewise.
10600 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
10602 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
10603 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
10605 2002-02-09 David O'Brien <obrien@FreeBSD.org>
10607 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
10608 remove MASK_VIS.
10609 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
10611 2002-02-09 Kazu Hirata <kazu@hxi.com>
10613 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
10614 a half of an SImode register on H8/300.
10616 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
10618 * i386.md (movdi_2): Add missing '!'.
10620 2002-02-09 Kazu Hirata <kazu@hxi.com>
10622 * config/h8300/h8300.h: Fix formatting. Remove commented-out
10623 definitions.
10625 2002-02-09 Kazu Hirata <kazu@hxi.com>
10627 * config/h8300/h8300.md (length): Correct the distance valid
10628 for the short branch.
10630 2002-02-09 Kazu Hirata <kazu@hxi.com>
10632 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
10634 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10636 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
10637 registers in SImode.
10638 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
10639 part-clobbered.
10641 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
10642 patch.
10644 Contribute sh64-elf.
10645 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
10646 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
10647 (sh_cannot_modify_jumps_p): New function.
10648 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
10649 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
10650 (sh_ms_bitfield_layout_p): New function.
10651 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
10652 Zack Weinberg <zack@codesourcery.com>
10653 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
10654 expand_simple_binop instead of expand_binop.
10655 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
10656 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
10657 use of .quad and .uaquad.
10658 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
10659 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
10660 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10661 * config/sh/sh.md (movdi_const, movdi_const_32bit,
10662 movdi_const_16bit): Make sure all CONSTs have modes.
10663 (sym2PIC): Ditto, but by adjusting all callers.
10664 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
10665 if the prologue calls the SHmedia argument decoder or register
10666 saver.
10667 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10668 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
10669 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
10670 (sh_expand_epilogue): Don't emit USE of return target register.
10671 (prepare_move_operands): Legitimize DImode PIC addresses.
10672 (sh_media_register_for_return): Skip tr0, used to initialize the
10673 PIC register.
10674 (sh_expand_prologue): Remove explicit USE of return register.
10675 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
10676 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
10677 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
10678 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
10679 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
10680 EXTRA_CONSTRAINT_T.
10681 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
10682 (MOVI_SHORI_BASE_OPERAND_P): New.
10683 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
10684 (EXTRA_CONSTRAINT_T): Define in terms of them.
10685 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
10686 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
10687 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
10688 alternatives supporting TARGET_REGS.
10689 (UNSPEC_GOTPLT): New constant.
10690 (movdi split): Move incrementing of LABEL_NUSES...
10691 (movdi_const, movdi_const_32bit): Here. Use
10692 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
10693 (movdi_const_16bit): New.
10694 (call, call_value) [flag_pic]: Use GOTPLT.
10695 (call_pop, call_value_pop): New expands.
10696 (call_pop_compact, call_pop_rettramp): New insns.
10697 (call_value_pop_compact, call_value_pop_rettramp): New insns.
10698 (sibcall) [flag_pic]: Use GOT.
10699 (builtint_setjmp_receiver): Remove bogus, unused expand.
10700 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
10701 (*pt, *ptb, ptrel): New insns.
10702 (sym2GOT): Handle DImode GOT.
10703 (sym2GOTPLT, symGOTPLT2reg): New expands.
10704 (sym2PIC): New expand.
10705 (shcompact_return_tramp): Use GOTPLT to return trampoline.
10706 (shcompact_return_tramp_i): Use return register explicitly.
10707 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
10708 disable flag_reorder_blocks.
10709 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10710 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
10711 clobbers, for clarity.
10712 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
10713 restoring of r0 in macl as MAYBE_DEAD.
10714 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
10715 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
10716 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
10717 alter_subreg all over.
10718 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
10719 reload, instead of emitting instructions that would require
10720 reloading.
10721 (casesi_load_media): Add missing modes.
10722 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
10723 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
10724 as used if the argument decoder is called.
10725 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10726 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
10727 Pmode, then extend it to DImode if necessary.
10728 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10729 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
10730 constants in FPU-enabled SHmedia, let them be loaded from memory.
10731 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
10732 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
10733 Adjust whitespace in assembly output templates.
10734 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
10735 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
10736 mode of if_then_else.
10737 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
10738 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
10739 sh.h.
10740 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
10741 Joern Rennecke <amylaar@redhat.com>
10742 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
10743 (SUBTARGET_CPP_PTR_SPEC): New.
10744 (SUBTARGET_CPP_SPEC): Remove.
10745 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10746 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10747 Fix typo in previous checkin.
10748 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
10749 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
10750 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
10751 Alexandre Oliva <aoliva@redhat.com>
10752 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
10753 what single FP register can hold for SHmedia target.
10754 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
10755 Alexandre Oliva <aoliva@redhat.com>
10756 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
10757 Do not split into SUBREG.
10758 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
10759 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
10760 and added new functions as specified in SH5 ABI r9.
10761 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
10762 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
10763 8-byte boundary.
10764 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
10765 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
10766 gen_consttable_4 and gen_consttable_8. Emit multiple labels
10767 and consttable_window_ends.
10768 2001-06-03 Graham Stott <grahams@redhat,com>
10769 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
10770 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
10771 * config/sh/sh.c (print_operand): Handle floating-point pair,
10772 vector and matrix registers.
10773 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
10774 vector modes into account.
10775 * config/sh/sh.md (movv2sf): Split move between registers into
10776 movdf.
10777 (movv4sf, movv16sf): Introduce insns that get split only after
10778 reload.
10779 * config/sh/shmedia.h: Fix Copyright dates.
10780 * config/sh/ushmedia.h: Likewise. Move loop counter
10781 declarations into conditionals that uses them.
10782 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
10783 loop boundary.
10784 * config/sh/sshmedia.h: Fix Copyright dates.
10785 (sh_media_PUTCFG): Fix constraints.
10786 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
10787 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
10788 ptrmemfunc_vbit_in_delta for SH5.
10789 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
10790 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
10791 * invoke.texi: Likewise.
10792 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
10793 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
10794 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
10795 GCC_pop_shmedia_regs_nofpu): New global symbols.
10796 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
10797 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
10798 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
10799 compact function with nonlocal labels.
10800 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
10801 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
10802 (initial_elimination_offset): Account for their stack space.
10803 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
10804 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
10805 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
10806 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
10807 least one of the operands to be a register.
10808 (movv2sf): Likewise. Renamed to movv2sf_i.
10809 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
10810 prepare_move_operands() before emitting SHmedia insns.
10811 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
10812 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
10813 Don't save nor initialize r12. Don't mis-align the stack.
10814 Pad the code with a nop.
10815 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
10816 stack.
10817 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
10818 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
10819 [__SHMEDIA__]: Implement.
10820 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
10821 * config/sh/sh.md: Set latency of `pt' closer to reality.
10822 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
10823 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
10824 Set move, load and store type attributes.
10825 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
10826 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
10827 profiling.
10828 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
10829 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
10830 * config/sh/sh.c (sh_media_register_for_return): New function.
10831 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
10832 branch-target register.
10833 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
10834 * config/sh/sh.md (return_media_i): Use any call-clobbered
10835 branch-target register.
10836 (return_media): If r18 wasn't copied in the prologue, copy it
10837 here.
10838 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
10839 Clear class FP0_REGS.
10840 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
10841 from elf.h.
10842 2001-03-08 DJ Delorie <dj@redhat.com>
10843 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
10844 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10845 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
10846 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10847 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
10848 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
10849 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
10850 return value correctly for call_cookie.
10851 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10852 * config/sh/crt1.asm (start): Modified so as to call
10853 ___setup_argv_and_call_main.
10854 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
10855 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
10856 SHmedia mode.
10857 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
10858 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
10859 (STRIP_NAME_ENCODING): Use it.
10860 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
10861 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10862 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
10863 prepare_scc_operands().
10864 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
10865 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
10866 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
10867 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
10868 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10869 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
10870 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
10871 used in shcompact_incoming_args.
10872 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
10873 change.
10874 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
10875 mode.
10876 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
10877 Adjust accordingly.
10878 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10879 Simplify. Adjust. Add sanity check.
10880 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
10881 FPU_SINGLE_BIT.
10882 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
10883 TARGET_SHCOMPACT.
10884 (udivsi3, divsi3): Use them.
10885 (force_mode_for_call): New insn.
10886 (call, call_value, sibcall_value): Emit it before SHcompact
10887 calls.
10888 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10889 * config/sh/sh.md (call, call_value, sibcall): Make sure the
10890 call cookie is non-NULL before taking its value.
10891 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
10892 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
10893 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10894 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
10895 block.
10896 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
10897 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
10898 temporary for stack adjusts. Use MACL and MACH to pass
10899 arguments to shcompact_incoming_args.
10900 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
10901 clobber r1.
10902 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
10903 (nested_trampoline): Load static chain address into r1.
10904 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
10905 2001-01-07 Alexandre Oliva <aoliva@redhat.com
10906 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
10907 fp_arith_reg_operand().
10908 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
10909 * config/sh/sh.md (casesi): Sign-extend the first two operands,
10910 and use signed compares for them.
10911 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
10912 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
10913 ones properly aligned.
10914 (find_barrier): Account for extra alignment needed for 8-byte wide
10915 constants.
10916 (machine_dependent_reorg): Require a label for the second 4-byte
10917 constant after an 8-byte one.
10918 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
10919 change.
10920 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10921 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
10922 last_float when switching float modes.
10923 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
10924 auto-increment for general-purpose registers.
10925 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
10926 result.
10927 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
10928 for stack adjust.
10929 * config/sh/sh.c (sh_builtin_saveregs): Support using all
10930 registers for varargs.
10931 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10932 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
10933 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
10934 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
10935 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
10936 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
10937 call_cookie accordingly.
10938 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
10939 (SHCOMPACT_BYREF): Likewise.
10940 (SHCOMPACT_FORCE_ON_STACK): New macro.
10941 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
10942 (sh_builtin_saveregs): Likewise.
10943 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10944 shcompact_incoming_args): Use new shift values. Support
10945 sequences of consecutive and non-consecutive pushes/pops.
10946 * config/sh/sh.md (return): Don't explicitly use PR_REG.
10947 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
10948 * config/sh/sh.h (TEXT_SECTION): Define.
10949 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
10950 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10951 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
10952 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
10953 return values on FPU-enabled SHmedia.
10954 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
10955 FPU-enabled SHmedia.
10956 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
10957 value is returned in a non-FP reg and is not returned by
10958 reference.
10959 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
10960 jump_ind.
10961 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
10962 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
10963 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
10964 quad-aligned to be passed by callee-copy reference.
10965 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10966 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
10967 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
10968 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
10969 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
10970 copying low-numbered FP regs to r7 and r8.
10971 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
10972 FP regs to general-purpose regs only if the copy was passed on the
10973 stack.
10974 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
10975 copying FP reg to r9.
10976 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
10977 copy FP regs to general-purpose regs only in outgoing calls.
10978 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
10979 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
10980 HOST_WIDE_INT.
10981 * config/sh/sh.h (struct sh_args): Document all fields.
10982 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
10983 passed partially on the stack should not consider making
10984 sibcalls.
10985 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
10986 stack_regs only for incoming calls. When passing FP args,
10987 make sure there are FP regs available before modifying
10988 call_cookie.
10989 (SHCOMPACT_BYREF): Pass double args in general-purpose
10990 registers by reference.
10991 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
10992 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
10993 attempt to generate sibcalls if the caller got any arguments
10994 by reference.
10995 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
10996 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
10997 to 8-byte boundaries.
10998 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
10999 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
11000 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
11001 stored in the stack.
11002 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
11003 for the offsets to have the ISA bit set.
11004 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
11005 invocation. Use beq instead of bgt to mark end of sequence of
11006 loads.
11007 (shcompact_incoming_args): Fix store of r2. Use beq instead of
11008 bgt to mark end of sequence of stores.
11009 * config/sh/sh.c (arith_operand): Don't check whether
11010 CONST_OK_FOR_J for now.
11011 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
11012 instead of long for conversion.
11013 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
11014 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
11015 before passing it to fprintf.
11016 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
11017 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
11018 Call set_fpscr before reading/writing SR.
11019 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
11020 Call set_fpscr.
11021 * config/sh/lib1funcs.asm: Add `.align 2' directives before
11022 SHmedia code.
11023 (FMOVD_WORKS): Define on SH5 with FPU.
11024 (set_fpscr): Define on SH5. Remove separate _fpscr_values
11025 setting.
11026 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
11027 _fpscr_values.
11028 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
11029 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
11030 address.
11031 (ia_main_table): Ditto.
11032 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
11033 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
11034 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
11035 the definitions from sh.h.
11036 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
11037 TARGET_SH5.
11038 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
11039 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
11040 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
11041 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
11042 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
11043 Increment LABEL_NUSES.
11045 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
11046 TARGET_SH5.
11047 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
11048 defined.
11049 * config/sh/elf.h (SIZE_TYPE): Likewise.
11050 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
11051 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
11052 shcompact_incoming_args): Load switch table addresses using
11053 datalabel.
11054 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
11055 (NO_BUILTIN_SIZE_TYPE): Define.
11056 (SIZE_TYPE): Don't define.
11057 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
11058 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
11059 definition of __SH5__=32 for -m5-compact-nofpu.
11060 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
11061 ADDR_DIFF_VEC.
11062 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
11063 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
11064 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
11065 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
11066 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
11067 (INSN_LENGTH_ALIGNMENT): Likewise.
11068 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11069 * config/sh/sh.md (call, call_value, sibcall): Simplify
11070 copying of non-branch-target register.
11071 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11072 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
11073 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
11074 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
11075 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
11076 floating-point values as structs.
11077 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
11078 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
11079 general-purpose register.
11080 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
11081 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
11082 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
11083 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
11084 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
11085 (ENCODE_SECTION_INFO): Enclose variables and constants in
11086 DATALABEL unspecs.
11087 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
11088 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
11089 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
11090 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
11091 only for LABEL_REFs. For SYMBOL_REFs, prepend
11092 SH_DATALABEL_ENCODING to the symbol name.
11093 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
11094 convert_mode().
11095 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
11096 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
11097 UNSPEC_DATALABEL.
11098 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
11099 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
11100 (DATALABEL_REF_P): Don't require CONST.
11101 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
11102 REL label.
11103 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
11104 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
11105 right.
11106 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
11107 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
11108 Use shallow_copy_rtx and PUT_MODE to change the mode of
11109 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
11110 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
11111 on SHmedia using GENERAL_REGs.
11112 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
11113 bltu_media_i): Fix reversion of conditions.
11114 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
11115 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
11116 * config/sh/sh.c (output_far_jump): Save r13 in macl.
11117 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
11118 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
11119 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
11120 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
11121 (GCC_nested_trampoline): Likewise.
11122 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
11123 * config/sh/sh.c (gen_datalabel_ref): Define.
11124 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
11125 (INITIALIZE_TRAMPOLINE): Likewise.
11126 (TRAMPOLINE_ADJUST_ADDRESS): Define.
11127 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
11128 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
11129 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
11130 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
11131 (ic_invalidate): Adjust for SH5.
11132 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
11133 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
11134 _nested_trampoline.
11135 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
11136 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
11137 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
11138 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
11139 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
11140 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
11141 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
11142 * config/sh/sh.c (target_reg_operand): Match only target-branch
11143 registers and pseudos that aren't virtual registers.
11144 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
11145 Copy operands that don't match target_reg_operand to pseudos.
11146 (call_media, call_value_media, sibcall_media): Use
11147 target_reg_operand instead of target_operand.
11148 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
11149 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
11150 * config/sh/sh.c (target_reg_operand): Match hardware registers
11151 other than branch-target registers.
11152 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
11153 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
11154 (fpscr_values) [SH5 == 32]: Define.
11155 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
11156 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
11157 Handle function addresses coming in SUBREGs.
11158 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
11159 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
11160 shcompact_return_trampoline): Use datalabel where appropriate.
11161 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
11162 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
11163 general-purpose register to copy one branch-target register to
11164 another.
11165 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
11166 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
11167 SYMBOL_REFs with VOIDmode.
11168 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
11169 bltu_media_i): New insns.
11170 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
11171 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
11172 (INIT_CUMULATIVE_ARGS): Likewise.
11173 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
11174 * machmode.def (V16SFmode): New mode.
11175 * c-common.c (type_for_mode): Support V2SF and V16SF.
11176 * tree.c (build_common_tree_nodes_2): Likewise.
11177 * tree.h (tree_index): Likewise.
11178 * calls.c (emit_call_1): Take args_so_far. Adjust all
11179 callers. Introduce CALL_POPS_ARGS.
11180 * tm.texi (CALL_POPS_ARGS): Document.
11181 * config/sh/crt1.asm: Implement in SHmedia mode.
11182 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
11183 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
11184 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
11185 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
11186 Implement divsi and udivsi in SHmedia mode. Introduce
11187 SHcompact trampolines.
11188 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
11189 only in SHmedia64.
11190 (regno_reg_class): Rewrite.
11191 (fp_reg_names): Remove.
11192 (sh_register_names, sh_additional_register_names): New.
11193 (print_operand): Added `u'. Support SUBREGs in addresses.
11194 Add parentheses around shifted CONSTs.
11195 (output_file_start): Output .mode and .abi directives.
11196 (shiftcosts, addsubcosts, multcosts): Adjust.
11197 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
11198 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
11199 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
11200 bytes, not registers. Take into account the need for the
11201 SHcompact incoming args trampoline. Adjust all callers.
11202 (sh_expand_prologue): Take stack_regs into account. Call
11203 incoming args trampoline. Keep stack aligned as per SH5 ABI.
11204 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
11205 stack aligned as per SH5 ABI.
11206 (sh_builtin_saveregs): Support SH5 ABI.
11207 (sh_build_va_list, sh_va_start): Likewise.
11208 (initial_elimination_offset): Take alignment into account.
11209 Compute location of PR according to the SH5 stack frame.
11210 (arith_reg_operand): Reject branch-target registers.
11211 (shmedia_6bit_operand): New.
11212 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
11213 (target_reg_operand): Match DImode only. Accept SUBREGs.
11214 (target_operand): New.
11215 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
11216 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
11217 SIBCALL_REGS for SHmedia.
11218 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
11219 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
11220 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
11221 (TARGET_SWITCHES): New SH5 flags.
11222 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
11223 VALID_REGISTER_P to disable unsupported registers.
11224 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
11225 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
11226 (FUNCTION_ARG_PADDING): Define.
11227 (FASTEST_ALIGNMENT): Adjust.
11228 (SH_REGISTER_NAMES_INITIALIZER): New.
11229 (sh_register_names): Declare.
11230 (DEBUG_REGISTER_NAMES): Define.
11231 (REGISTER_NAMES): Define based on sh_register_names.
11232 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
11233 (sh_additional_register_names): Declare.
11234 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
11235 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
11236 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
11237 (REGISTER_NATURAL_MODE): Define.
11238 (FIRST_PSEUDO_REGISTER): Adjust.
11239 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
11240 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
11241 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
11242 (VECTOR_MODE_SUPPORTED_P): Define.
11243 (REG_CLASS_CONTENTS): Adjust.
11244 (SMALL_REGISTER_CLASSES): Adjust.
11245 (REG_ALLOC_ORDER): Adjust.
11246 (INDEX_REG_CLASS): Adjust.
11247 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
11248 (CONST_OK_FOR_LETTER_P): Adjust.
11249 (PREFERRED_RELOAD_CLASS): Adjust.
11250 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
11251 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
11252 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
11253 (FIRST_FP_PARM_REG): Adjust.
11254 (CALL_POPS_ARGS): Define.
11255 (FUNCTION_ARG_REGNO_P): Adjust.
11256 (struct sh_args): New fields.
11257 (GET_SH_ARG_CLASS): Adjust.
11258 (INIT_CUMULATIVE_ARGS): Adjust.
11259 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
11260 (FUNCTION_ARG_ADVANCE): Adjust.
11261 (FUNCTION_ARG): Adjust.
11262 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
11263 (FUNCTION_ARG_CALLEE_COPIES): Define.
11264 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
11265 (STRICT_ARGUMENT_NAMING): Define.
11266 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
11267 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
11268 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
11269 (SETUP_INCOMING_VARARGS): Adjust.
11270 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
11271 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
11272 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
11273 (SUBREG_OK_FOR_INDEX_P): Adjust.
11274 (EXTRA_CONSTRAINT_S): Update.
11275 (EXTRA_CONSTRAINT_T): New.
11276 (EXTRA_CONSTRAINT): Adjust.
11277 (GO_IF_LEGITIMATE_INDEX): Adjust.
11278 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
11279 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
11280 (MOVE_MAX): Adjust.
11281 (MAX_MOVE_MAX): Define.
11282 (Pmode): Adjust.
11283 (CONST_COSTS): Adjust.
11284 (REGISTER_MOVE_COST): Adjust.
11285 (BRANCH_COST): Adjust.
11286 (TEXT_SECTION_ASM_OP): Adjust.
11287 (DBX_REGISTER_NUMBER): Adjust.
11288 (ASM_OUTPUT_DOUBLE_INT): New.
11289 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
11290 (PREDICATE_CODES): Adjust.
11291 (PROMOTE_MODE): Adjust.
11292 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
11293 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
11294 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
11295 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
11296 (DR0_REG, DR2_REG, DR4_REG): Renumber.
11297 (TR0_REG, TR1_REG, TR2_REG): New.
11298 (XD0_REG): Renumber.
11299 (UNSPEC_COMPACT_ARGS): New.
11300 (type): Added pt and ptabs.
11301 (length): Default to 4 on SHmedia. Default pt length to 12
11302 and 20 on SHmedia32 and SHmedia64, respectively.
11303 (pt): New function unit.
11304 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
11305 Add whitespace between operands of SHmedia instructions.
11306 (movdicc): Fix.
11307 (adddi3_media, addsi3_media): Adjust constraints.
11308 (subsi3) [SHmedia]: Force operand 1 into a register.
11309 (udivsi3_i1_media, udivsi3_i4_media): New.
11310 (udivsi3): Support SHmedia.
11311 (divsi3_i1_media, divsi3_i4_media): New.
11312 (divsi3): Support SHmedia.
11313 (anddi3, iordi3, xordi3): Adjust constraints.
11314 (zero_extendhidi2, zero_extendqidi2): New.
11315 (extendsidi2, extendhidi2, extendqidi2): New.
11316 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
11317 (pop_e, pop_fpul, pop_4): Likewise.
11318 (movsi_media): Support FP and BT registers.
11319 (movsi_media_nofpu): New. Adjust splits to DImode.
11320 (lduw, ldub): Renamed to zero_extend* above.
11321 (movqi_media): Fix typo.
11322 (movdi_media): Support FP and BT registers.
11323 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
11324 (movdi_const_32bit): New.
11325 (shori_media): Require immediate operand. Use `u' for output.
11326 (movdf_media, movsf_media): Simplified.
11327 (movdf_media_nofpu, movsf_media_nofpu): New.
11328 (movdf, movsf): Adjust
11329 (movv2sf, movv2sf, movv16sf): New.
11330 (beq_media, beq_media_i): Adjust constraints. Don't use
11331 scratch BT register.
11332 (bne_media, bne_media_i): Likewise.
11333 (bgt_media, bgt_media_i): Likewise.
11334 (bge_media, bge_media_i): Likewise.
11335 (bgtu_media, bgtu_media_i): Likewise.
11336 (bgeu_media, bgeu_media_i): Likewise.
11337 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
11338 bunordered): Emit jump insn. Force operands to registers when
11339 needed.
11340 (jump_media, jump): Simplify.
11341 (call_compact, call_compact_rettramp): New.
11342 (call_value_compact, call_value_compact_rettramp): New.
11343 (call_media, call_value_media): Simplify.
11344 (sibcall_compact, sibcall_media): New.
11345 (call, call_value): Adjust for SHmedia and SHcompact.
11346 (sibcall, sibcall_value, untyped_call): Likewise.
11347 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
11348 (indirect_jump): Adjust for SHmedia.
11349 (casesi_jump_media): New.
11350 (nop): Re-enable for SHmedia.
11351 (call_site): Restrict to SH1.
11352 (casesi): Adjust for SHmedia.
11353 (casesi_shift_media, casesi_load_media): New.
11354 (return): Explicitly use PR register. Call return trampoline
11355 on SHcompact.
11356 (return_i): Explicitly use PR register.
11357 (shcompact_return_tramp, shcompact_return_tramp_i): New.
11358 (return_media): Adjust.
11359 (shcompact_incoming_args): New.
11360 (epilogue): Adjust.
11361 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11362 (movstrsi): Disable on SH5.
11363 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
11364 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
11365 (subsf3, subsf3_media): Likewise.
11366 (mulsf3, mulsf3_media, mac_media): Likewise.
11367 (divsf3, divsf3_media): Likewise.
11368 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
11369 (floatsisf2, fux_truncsfsi2): Likewise.
11370 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
11371 constraints.
11372 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
11373 (cmpunsf_media, cmpsf): Likewise.
11374 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
11375 (abssf2, abssf2_media): Likewise.
11376 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
11377 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
11378 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
11379 (floatsidf2, fix_truncdfsi2): Likewise.
11380 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
11381 constraints.
11382 (cmpeqdf_media, cmpgtdf_media): Likewise.
11383 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
11384 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
11385 (absdf2, absdf2_media): Likewise.
11386 (extendsfdf2, extendsfdf2_media): Likewise.
11387 (truncsfdf2, truncsfdf2_media): Likewise.
11388 * config/sh/sh64.h: New file.
11389 * config/sh/t-sh64: New file.
11390 * config/sh/shmedia.h: New file.
11391 * config/sh/ushmedia.h: New file.
11392 * config/sh/sshmedia.h: New file.
11393 * configure.in: Added sh64-*-elf.
11394 * configure: Rebuilt.
11395 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
11396 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
11397 (reg_class_from_letter): Use `b' for TARGET_REGS.
11398 (print_operand): Support `%M', `%m', `AND' and
11399 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
11400 (andcosts): Adjust for SHmedia.
11401 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
11402 Likewise.
11403 (target_reg_operand): New function.
11404 * config/sh/sh-protos.h (target_reg_operand): Declare.
11405 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
11406 FP registers on SH5.
11407 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
11408 on SH4.
11409 (TARGET_REGISTER_P): New macro.
11410 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
11411 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
11412 (EXTRA_CONSTRAINT_S): New macro.
11413 (EXTRA_CONSTRAINT): Adjust.
11414 (FLOAT_TYPE_SIZE): Define to 32.
11415 (Pmode): DImode on SHmedia.
11416 (CONST_COSTS): Adjust for SHmedia literals.
11417 (PREDICATE_CODES): Added target_reg_operand.
11418 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
11419 * config/sh/sh.md: Remove all attrs from SHmedia insns.
11420 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
11421 (cmpdi): Accept SHmedia.
11422 (movdicc_false, movdicc_true): New insns.
11423 (movdicc): New expand.
11424 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
11425 no_new_pseudos.
11426 (addsi3_media): Match `S' constraint.
11427 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
11428 (negdi2): Expand for SHmedia.
11429 (one_cmpldi2): New expand.
11430 (zero_extendsidi2): Change from expand to insn.
11431 (extendsidi2): Add constraints.
11432 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
11433 LD/ST address. Fix SI immediate loading split.
11434 (movhi_media, movqi_media, lduw, ldub): New insns.
11435 (movhi, movqi): Accept SHmedia.
11436 (shori_media, movdi_media): Relax input constraints. Split
11437 symbolic constants.
11438 (movdf_media, movsf_media): New insn. New split to movdi.
11439 (movdf, movsf): Match on SHmedia.
11440 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
11441 bgeu_media): New insns and splits. New insns with `_i' suffix.
11442 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
11443 (bunordered): New expand.
11444 (jump_compact): Renamed from `jump'.
11445 (jump_media): New insn.
11446 (jump): New expand.
11447 (call_media, call_value_media): New insns.
11448 (call, call_value): Adjust.
11449 (indirect_jump_compact): Renamed from `indirect_jump'.
11450 (indirect_jump_media): New insn.
11451 (indirect_jump): New expand.
11452 (untyped_call, return): Accept SHmedia.
11453 (return_media): New insn.
11454 (prologue, epilogue, blockage): Accept SHmedia.
11455 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
11456 (sunordered): New expand.
11457 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
11458 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
11459 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
11460 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
11461 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
11462 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
11463 abssf2_media): New insns.
11464 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
11465 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
11466 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
11467 floatdidf2, floatsidf2_media, fix_truncdfdi2,
11468 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
11469 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
11470 absdf2_media): New insns.
11471 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
11472 (extendsfdf2_media, truncdfsf2_media): New insns.
11473 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
11474 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
11475 * config/sh/sh.h (CONST_OK_FOR_J): Document.
11476 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
11477 * config/sh/sh.md (adddi3): New expand.
11478 (adddi3_media, adddi3z_media): New insns.
11479 (adddi3_compact): Renamed from adddi3.
11480 (addsi3_media): Use add.l r63 to add constant zero.
11481 (subdi3): New expand.
11482 (subdi3_media): New insn.
11483 (subdi3_compact): Renamed from subdi3.
11484 (mulsidi3): New expand.
11485 (mulsidi3_media): New insn.
11486 (mulsidi3_compact): Renamed from mulsidi3.
11487 (umulsidi3): New expand.
11488 (umulsidi3_media): New insn.
11489 (umulsidi3_compact): Renamed from umulsidi3.
11490 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
11491 (ashlsi3, ashrsi3, lshrsi3): Use them.
11492 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
11493 (ashldi3, ashrdi3, lshrdi3): Use them.
11494 (zero_extendsidi2): New expand.
11495 (extendsidi2): New insn.
11496 (movsi_media): New insn. Split to movdi to load constants.
11497 (movsi): Enable for shmedia.
11498 (movdi_media): New insn. Use shori_media to load wide constants.
11499 (short_media): New insn.
11500 (movdi): Enable for shmedia.
11501 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
11502 * config/sh/sh.h (CPP_SPEC): Added `m5'.
11503 (SUBTARGET_CPP_SPEC): Added `!m5'.
11504 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
11505 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
11506 to all other SH variants.
11507 (TARGET_DEFAULT): Set to SH1_BIT.
11508 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
11509 (BITS_PER_WORD): Raise to 64 on shmedia.
11510 (MAX_BITS_PER_WORD): Change to 64.
11511 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
11512 (INT_TYPE_SIZE): Keep as 32.
11513 (UNITS_PER_WORD): Raise to 8 on shmedia.
11514 (MIN_UNITS_PER_WORD): Keep as 4.
11515 (POINTER_SIZE): Raise to 64 on shmedia.
11516 (CONST_OK_FOR_J): New macro.
11517 (CONST_OK_FOR_LETTER_P): Use it.
11518 (processor_type): Add PROCESSOR_SH5.
11519 * config/sh/sh.md: Conditionalize all expands, insns and
11520 splits to TARGET_SH1.
11521 (cpu): Added sh5.
11522 (addsi3_compact): Renamed from...
11523 (addsi3): Now an expand.
11524 (addsi3_media, subsi3_media): New insns.
11525 (subsi3): Don't negate constants with SHmedia.
11527 * hooks.c: New file.
11528 * hooks.h: New file.
11529 * Makefile.in (HOOKS_H): New.
11530 (TARGET_DEF_H): Added $(HOOKS_H).
11531 (OBJS): Added hooks.o.
11532 (cfgcleanup.o, bb-reorder.o): Added target.h.
11533 (hooks.o): Added dependencies.
11534 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
11535 (TARGET_INITIALIZER): this.
11536 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
11537 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
11538 * bb-reorder.c: Include target.h.
11539 (reorder_basic_blocks): Skip if cannot modify jumps.
11540 * cfgcleanup.c: Include target.h.
11541 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
11543 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11545 * config/mips/mips.md (casesi_internal, casesi_internal_di):
11546 Protect jump delay slot instructions with .set noreorder and
11547 .set nomacro.
11549 2002-02-08 Chris Demetriou <cgd@broadcom.com>
11551 * config/mips/mips.md (casesi_internal_di): Calculate
11552 the index into the target offset table correctly.
11554 2002-02-08 Richard Henderson <rth@redhat.com>
11556 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
11557 * final.c (output_addr_const): Accept and discard SUBREG.
11558 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
11559 mark them unknown instead.
11560 (simplify_subtraction): Handle RTX_UNKNOWN.
11561 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
11563 2002-02-08 David Edelsohn <edelsohn@gnu.org>
11565 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
11567 2002-02-08 Richard Henderson <rth@redhat.com>
11569 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
11571 2002-02-08 Andreas Jaeger <aj@suse.de>
11573 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
11574 * config/i386/t-linux64: New file.
11576 2002-02-08 Jakub Jelinek <jakub@redhat.com>
11578 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
11579 * c-parse.in (compstmt): Clear last_expr_type.
11581 2002-02-07 Richard Henderson <rth@redhat.com>
11583 * loop.c (strength_reduce): Sink final_value when not
11584 eliminating a biv.
11586 2002-02-07 David O'Brien <obrien@FreeBSD.org>
11588 * config/sparc/freebsd.h: Fix mismatched spec {.
11590 2002-02-07 Richard Henderson <rth@redhat.com>
11592 * cfgrtl.c: Include recog.h and insn-config.h.
11593 (keep_with_call_p): Fix general_operand invocation.
11594 * Makefile.in (cfgrtl.o): Update dependencies.
11596 2002-02-07 Kazu Hirata <kazu@hxi.com>
11598 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
11599 comment. Accept HImode only if TARGET_H8300.
11601 2002-02-07 Eric Christopher <echristo@redhat.com>
11603 * config/mips/crtn.asm: Cleanup #ifdefs.
11605 2002-02-07 Eric Christopher <echristo@redhat.com>
11607 * config/mips/crti.asm: Add changes for mips16. mips16 uses
11608 register 7 as RA instead of $31.
11609 * config/mips/crtn.asm: Ditto.
11610 * config/mips/mips.c (mips_move_2words): Add case for
11611 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
11612 (compute_frame_size): Fix typo.
11613 (save_restore_insns): Ditto. Make documentation about using
11614 register $7 as return register more precise.
11615 (mips_expand_epilogue): Fix comment. Add code to work around not
11616 being able to add to the stack pointer directly.
11617 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
11618 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
11619 epilogue.
11621 2002-02-07 Tom Rix <trix@redhat.com>
11623 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
11624 immediates in ldu and stdu DS opcode field.
11625 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
11626 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
11627 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
11629 2002-02-07 Jeff Sturm <jsturm@one-point.com>
11631 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
11632 offset for stack bias.
11634 2002-02-07 H.J. Lu <hjl@gnu.org>
11636 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
11638 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
11640 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
11642 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
11644 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
11645 * i386.c (x86_order_regs_for_local_alloc): New global function.
11646 * i386.h (REG_ALLOC_ORDER): CLeanup.
11647 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
11649 2002-02-07 Richard Henderson <rth@redhat.com>
11651 PR optimization/2463
11652 * alias.c (find_base_value): Recall base values for fixed hard regs.
11653 * loop.c (loop_regs_update): Don't use single_set on non-insns.
11655 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
11657 * config/mips/mips.md (define_delay) [mips16]: Adjust required
11658 length.
11660 2002-02-06 Richard Henderson <rth@redhat.com>
11662 PR c/5609
11663 * stmt.c (resolve_operand_name_1): Take more care with mixed
11664 named and unnamed operands.
11666 2002-02-06 Janis Johnson <janis187@us.ibm.com>
11667 Jan Hubicka <jh@suse.cz>
11669 * loop.c (remove_constant_addition): Avoid clobbering a shared
11670 CONST expression.
11672 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11674 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
11675 * config/s390/t-linux64: New file.
11676 * config/s390/libgcc-glibc.ver: New file.
11678 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
11680 * config/s390/linux64.h: Delete file.
11681 * config/s390/s390x.h: New file.
11682 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
11683 as target header file.
11684 * config/s390/linux.h (TARGET_VERSION): Define depending on
11685 DEFAULT_TARGET_64BIT.
11686 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
11687 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
11688 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
11689 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
11690 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
11691 (EXTRA_SPEC): New define.
11692 * config/s390/s390.h (TARGET_VERSION): Define depending on
11693 DEFAULT_TARGET_64BIT.
11694 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
11696 2002-02-06 Jason Merrill <jason@redhat.com>
11698 * c-decl.c (finish_function): Warn about a non-void function with
11699 no return statement and no abnormal exit.
11700 (current_function_returns_abnormally): New variable.
11701 (start_function): Clear it.
11702 (struct c_language_function): Add returns_abnormally.
11703 (push_c_function_context): Save it.
11704 (pop_c_function_context): Restore it.
11705 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
11706 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
11707 an explicit return type.
11708 * c-tree.h: Declare current_function_returns_abnormally.
11709 (C_FUNCTION_IMPLICIT_INT): New macro.
11710 * c-typeck.c (build_function_call): Set it.
11711 (c_expand_return): Set current_function_returns_value even if the
11712 value is erroneous.
11714 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11716 PR c/5420:
11717 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
11718 unsafe for reevaluation.
11720 2002-02-06 Jakub Jelinek <jakub@redhat.com>
11722 PR c/5482:
11723 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
11724 EXPR_STMT, but COMPOUND_STMT, recurse into it.
11726 2002-02-06 Richard Henderson <rth@redhat.com>
11728 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
11729 be a general_operand. Dest for function value must be a pseudo.
11731 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
11733 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
11734 as SYMBOL_REFs from the constant pool.
11736 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
11738 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
11739 passed by invisible reference.
11741 2002-02-05 Richard Henderson <rth@redhat.com>
11743 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
11745 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
11747 Implement using "base addresses" in insn operands as default.
11748 * config/mmix/mmix.c (mmix_conditional_register_usage): if
11749 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
11750 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
11751 used to read the rtx value.
11752 (mmix_target_asm_function_epilogue): Fix spacing.
11753 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
11754 (mmix_legitimate_address): Ditto.
11755 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
11756 should be loaded with a GETA insn. Don't allocate needless extra
11757 char for nul termination and fix misleading comment.
11758 (mmix_print_operand_address): Handle constants if
11759 TARGET_BASE_ADDRESSES.
11760 (mmix_output_register_setting): Use base addressing if
11761 TARGET_BASE_ADDRESSES and the number of insns is 3.
11762 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
11763 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
11764 to use R as constraint, add LDA to match s.
11765 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
11766 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
11767 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
11768 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
11769 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
11770 order with other fixed registers.
11771 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
11772 other parameter/call-clobbered registers.
11773 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
11774 -mbase-addresses, -mno-base-addresses.
11775 (MMIX Options): Ditto.
11777 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11779 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
11781 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
11783 * config/rs6000/altivec.h: Change elem to _S_elem.
11785 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11787 * config/netbsd.h (WCHAR_TYPE): Define.
11788 (WCHAR_TYPE_SIZE): Ditto.
11789 (WINT_TYPE): Ditto.
11790 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
11791 (WCHAR_UNSIGNED): Ditto.
11792 (WCHAR_TYPE_SIZE): Ditto.
11793 (WINT_TYPE): Ditto.
11794 * config/arm/netbsd.h: Likewise.
11795 * config/i386/netbsd-elf.h: Likewise.
11796 * config/i386/netbsd.h: Likewise.
11797 * config/m68k/netbsd-elf.h: Likewise.
11798 * config/m68k/netbsd.h: Likewise.
11799 * config/ns32k/netbsd.h: Likewise.
11800 * config/sparc/netbsd.h: Likewise.
11801 * config/vax/netbsd.: Likewise.
11803 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
11805 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
11806 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
11807 (TARGET_INITIALIZER): this.
11808 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
11809 (BITFIELD_NBYTES_LIMITED): Markup fix.
11810 * tree.h (default_ms_bitfield_layout_p): Declare.
11811 (record_layout_info): Added prev_field.
11812 * tree.c (default_ms_bitfield_layout_p): New fn.
11813 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
11814 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
11815 * stor-layout.c: Include target.h.
11816 (start_record_layout): Initialize prev_field.
11817 (place_field): Handle MS bit-field layout, and disregard
11818 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
11819 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
11820 * Makefile.in (stor-layout.o): Adjust dependencies.
11822 2002-02-05 Jason Merrill <jason@redhat.com>
11824 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
11826 2002-02-05 Andreas Jaeger <aj@suse.de>
11828 * crtstuff.c: Fix comments.
11830 2002-02-05 Richard Henderson <rth@redhat.com>
11832 PR fortran/3393
11833 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
11834 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
11836 PR fortran/3392
11837 * config/mips/mips.c (function_arg): Handle TImode.
11838 (function_arg_advance): Likewise.
11840 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11842 * config/rs6000/altivec.h (vec_step_help): Rename to
11843 __vec_step_help.
11845 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11847 * config/rs6000/altivec.h: Fix typos.
11849 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11851 * config/arm/netbsd.h: Correct a comment.
11853 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11855 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
11856 building void typed builtins.
11858 * config/rs6000/altivec.h (vec_ld*): Fix typos.
11859 (vec_step): Implement for C++.
11861 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11863 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
11865 2002-02-04 Richard Henderson <rth@redhat.com>
11867 * combine.c (nonzero_bits): Re-introduce special case for
11868 sp/fp/ap wrt REGNO_POINTER_ALIGN.
11870 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11872 * doc/extend.texi: Warn about unsupported usage of altivec
11873 builtins.
11875 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
11876 (altivec_predicate_*): New.
11878 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
11879 Add C++ version of vec_*() functions.
11881 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
11882 (bdesc_2arg): Remove altivec predicates.
11883 (altivec_expand_builtin): Handle predicates.
11884 (altivec_init_builtins): Handle predicates.
11885 (altivec_expand_predicate_builtin): New.
11887 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11889 * pa.c (DO_FRAME_NOTES): Move forward.
11890 (store_reg): Revise handling of frame notes.
11891 (load_reg): Likewise.
11892 (set_reg_plus_d): Likewise.
11893 (hppa_expand_prologue): Likewise.
11894 (hppa_expand_epilogue): Likewise.
11896 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11898 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
11900 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11902 PR c/4475, c++/3780:
11903 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
11904 * c-common.h (SWITCH_TYPE): Define.
11905 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
11906 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
11907 Rename spareness variable to sparseness.
11908 (expand_end_case_type): Renamed from expand_end_case, use orig_type
11909 if non-NULL instead of TREE_TYPE (orig_index).
11910 * tree.h (expand_end_case_type): Renamed from expand_end_case.
11911 (expand_end_case): Define using expand_end_case_type.
11912 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
11913 to expand_end_case_type.
11914 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
11916 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11918 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
11919 (BIGGEST_ALIGNMENT): Change to 128.
11921 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11923 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
11925 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11927 * pa.md (call_internal_reg_64bit): Remove unused variable.
11929 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
11931 * config/arm/arm.h (machine_function): Add uses_anonymous_args
11932 field.
11933 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
11934 * config/arm/arm.c (current_function_anonymous_args): Delete,
11935 replace uses with cfun->machine->uses_anonymous_args.
11936 (arm_reorg): Do not reset uses_anonymous_args.
11938 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
11939 any geenral register.
11941 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
11943 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
11944 the entry block.
11946 2002-02-04 Richard Henderson <rth@redhat.com>
11948 * combine.c (force_to_mode): Remove STACK_BIAS code.
11949 (nonzero_bits): Likewise. Replace sp/fp special case with
11950 REGNO_POINTER_ALIGN.
11952 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
11953 (HARD_FRAME_POINTER_REGNUM): New.
11954 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
11955 (FIXED_REGS, CALL_USED_REGS): Update.
11956 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
11957 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
11958 (HARD_REGNO_NREGS): Update for SFP.
11959 (STACK_POINTER_OFFSET): Include bias here ...
11960 (FIRST_PARM_OFFSET): ... not here.
11961 (STACK_BIAS): Remove.
11962 (INIT_EXPANDERS): New.
11963 (STARTING_FRAME_OFFSET): Do not include bias.
11964 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
11965 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
11966 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
11967 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
11968 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
11969 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
11970 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
11971 (MUST_SAVE_REGISTER): Likewise.
11972 (sparc_flat_function_prologue): Likewise.
11973 (sparc_flat_function_epilogue): Likewise.
11974 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
11975 (sparc_init_modes): SFP is GENERAL_REGS.
11976 (sparc_builtin_saveregs): SFP does not have bias applied.
11978 2002-02-04 Richard Henderson <rth@redhat.com>
11980 * config/alpha/alpha.c (current_function_is_thunk): Don't check
11981 current_function_is_thunk.
11982 (alpha_sa_mask): Distinguish between current_function_is_thunk
11983 called from ASM_OUTPUT_MI_THUNK and not.
11984 (alpha_does_function_need_gp): Thunks always need gp.
11985 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
11986 (alpha_output_mi_thunk_osf): New.
11987 * config/alpha/alpha-protos.h: Update.
11988 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
11990 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
11992 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
11993 function types, not when they're taken away.
11995 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
11997 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
11998 CODE_LABEL and jump table when replacing a table jump with a
11999 simple jump.
12001 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
12003 * config/s390/s390-protos.h (legitimize_la_operand,
12004 s390_secondary_input_reload_class, s390_plus_operand,
12005 s390_expand_plus_operand): Add prototypes.
12007 config/s390/s390.c (s390_secondary_input_reload_class,
12008 s390_plus_operand, s390_expand_plus_operand): New functions.
12010 (struct s390_address): New member 'pointer'.
12011 (s390_decompose_address): Compute it.
12012 (legitimate_la_operand_p): Use it.
12013 (legitimize_la_operand): New function.
12014 (movti, movdi, movdf splitters): Call it.
12016 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
12017 (PREDICATE_CODES): Add s390_plus_operand.
12019 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
12020 (la_ccclobber): Allow GENERAL_REGS as output operand.
12022 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
12023 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
12024 (*la_64, *la_31, reload_indi, reload_insi): ... these.
12026 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
12028 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
12029 register names for regular asm () construct.
12031 2002-02-04 Jakub Jelinek <jakub@redhat.com>
12033 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
12034 registers.
12036 2002-02-04 Jakub Jelinek <jakub@redhat.com>
12038 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
12039 pat for recog.
12041 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
12043 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
12044 constant pool to be identical by string address and index.
12046 2002-02-04 Anthony Green <green@redhat.com>
12048 * output.h (SECTION_OVERRIDE): Define.
12049 * varasm.c (named_section): Obey SECTION_OVERRIDE.
12051 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
12053 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
12054 by existing arm*-*-netbsd* (a.out) target.
12055 (ns32k-*-netbsdelf*): Likewise.
12056 (sparc-*-netbsdelf*): Likewise.
12057 (vax-*-netbsdelf*): Likewise.
12059 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
12061 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
12062 headers and libobjc headers.
12064 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
12066 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
12067 (_mingw.h): Remove duplicate include.
12069 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
12071 * config.gcc: Set cpu_type to m68k for 68010, as well.
12072 (m68010-*-netbsdelf*): New...
12073 (m68k*-*-netbsdelf*): ...targets.
12074 * config/m68k/netbsd-elf.h: New file.
12076 2002-02-02 Kazu Hirata <kazu@hxi.com>
12078 * config/h8300/h8300.c (hand_list): Move inside function_arg.
12080 2002-02-02 Kazu Hirata <kazu@hxi.com>
12082 * config/h8300/h8300.c (h8_push_ops): Move inside
12083 h8300_init_once.
12084 (h8_pop_ops): Likewise.
12085 (h8_move_ops): Likewise.
12087 2002-02-02 Kazu Hirata <kazu@hxi.com>
12089 * config/h8300/h8300.c (os_task): Make it static.
12090 (monitor): Likewise.
12091 (pragma_saveall): Likewise.
12093 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
12095 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
12096 constant is a valid sign-extension for Pmode.
12098 2002-02-02 Kazu Hirata <kazu@hxi.com>
12100 * config/h8300/h8300.c: Fix formatting.
12102 2002-02-02 Kazu Hirata <kazu@hxi.com>
12104 * config/h8300/h8300.md: Fix formatting.
12106 2002-02-02 Kazu Hirata <kazu@hxi.com>
12108 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
12109 predicates of operands[1]. Split the patterns for each
12110 processor variant.
12112 2002-02-02 Kazu Hirata <kazu@hxi.com>
12114 * config/h8300/h8300.md (xor patterns): Tighten the predicates
12115 of operands[1] to register_operand.
12117 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
12119 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
12120 * cpphash.c (_cpp_init_hashtable): Similarly.
12121 * cppinit.c (cpp_create_reader): Default the signed_char flag.
12122 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
12123 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
12124 (cpp_handle_option): Handle the new options.
12125 * cpplex.c (cpp_interpret_charconst): Use new flag.
12126 * cpplib.h (struct cpp_options): New member signed_char.
12127 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
12128 (cpp_options): Handle -fsigned-char and -funsigned-char.
12129 (static_specs): Remove signed_char_spec.
12130 (do_spec1): Don't handle %c.
12131 * system.h: Poison SIGNED_CHAR_SPEC.
12132 * tradcif.y (yylex): Use flag_signed_char.
12133 * tradcpp.h (flag_signed_char): New.
12134 * tradcpp.c (flag_signed_char): New.
12135 (main): Handle new command-line options.
12136 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
12137 config:
12138 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
12139 * avr/avr.h: Remove old comments.
12140 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
12141 (CC1_SPEC): Pass -fsigned-char if -mic*.
12142 (SIGNED_CHAR_SPEC): Remove.
12143 doc:
12144 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
12146 2002-02-01 Eric Christopher <echristo@redhat.com>
12148 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
12149 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
12150 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
12151 (ASM_OUTPUT_REG_POP): Ditto.
12153 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
12155 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
12156 patch.
12158 2002-02-02 Jakub Jelinek <jakub@redhat.com>
12160 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
12162 2002-02-02 Jakub Jelinek <jakub@redhat.com>
12164 PR c/5304:
12165 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
12166 unconditionally.
12168 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12170 * cfganal.c: Include tm_p.h.
12171 (keep_with_call_p): Fix the test that determines if a register holds
12172 the return value of a call.
12174 2002-02-01 DJ Delorie <dj@redhat.com>
12176 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
12177 we are given conflicting registers, switch to the other one we
12178 had allocated for us.
12179 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
12180 as TImode so we know when the "other" register is available.
12182 2002-02-01 David O'Brien <obrien@FreeBSD.org>
12184 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
12185 sparc/sparc_bi.h.
12187 2002-02-01 Janis Johnson <janis187@us.ibm.com>
12189 * cfganal.c (keep_with_call_p): New function.
12190 (flow_call_edges_add): Prevent splitting a block between a call and
12191 a single-set instruction that should be kept in the same block.
12193 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
12195 * doc/install.texi (avr): Update outdated URL.
12197 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
12199 * config/stormy16/stormy16.md (pushqi): New.
12200 (popqi): New.
12201 (pushhi): New.
12202 (pophi): New.
12203 (movhi): Remove stack operands.
12204 (movqi): Likewise.
12205 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
12206 nonimmediate_nonstack_operand.
12207 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
12208 New.
12209 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
12210 New.
12212 2002-01-31 Jason Merrill <jason@redhat.com>
12214 * Makefile.in (c-parse.c): Handle .output file.
12215 * objc/Make-lang.in (objc-parse.c): Likewise.
12217 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
12219 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
12220 the -me[lb] option is given. Don't output the default flag
12221 twice.
12223 2002-01-31 Zack Weinberg <zack@codesourcery.com>
12225 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
12226 the primary source file; this has not been done yet.
12227 * c-decl.c (c_expand_body): Reset input_filename from
12228 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
12230 2002-01-31 Kazu Hirata <kazu@hxi.com>
12232 * rtlanal.c (subreg_regno_offset): Do not use
12233 SUBREG_REGNO_OFFSET.
12234 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
12235 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
12237 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12239 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
12240 version rather than GNATS version in --version output.
12242 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
12244 * ifcvt.c (noce_process_if_block): Make a copy of the destination
12245 when copying back from a temporary.
12247 2002-01-30 Richard Henderson <rth@redhat.com>
12249 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
12250 and new_dest are the same.
12252 2002-01-30 Richard Henderson <rth@redhat.com>
12254 PR opt/5076
12255 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
12256 * rtl.c (note_insn_name): Update.
12257 * emit-rtl.c (remove_unnecessary_notes): Kill it.
12258 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
12259 to perform loop rotation.
12260 (expand_exit_loop_top_cond): New.
12261 * tree.h (expand_exit_loop_top_cond): Declare it.
12262 * c-semantics.c (genrtl_while_stmt): Use it.
12263 (genrtl_for_stmt): Likewise.
12265 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
12267 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
12268 arguments to 64-bit boundaries on 64-bit ABIs.
12270 2002-01-30 Steve Ellcey <sje@cup.hp.com>
12272 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
12274 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
12276 * c-decl.c (grokdeclarator): Handle type being a typedef for an
12277 invalid type.
12279 2002-01-30 David O'Brien <obrien@FreeBSD.org>
12281 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
12282 * config/sparc/sparc_bi.h: Remove file.
12283 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
12285 2002-01-30 Richard Henderson <rth@redhat.com>
12287 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
12289 2002-01-30 Zack Weinberg <zack@codesourcery.com>
12291 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
12293 2002-01-30 Jason Merrill <jason@redhat.com>
12295 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
12296 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
12297 (reg_save): Use DW_CFA_offset_extended_sf instead.
12299 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
12301 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12303 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
12304 in cselib_lookup.
12306 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
12308 * rs6000.md ("*call_value_local32"): Remove constraints.
12309 ("*call_value_local64"): Same.
12310 ("*call_value_indirect_nonlocal_aix32"): Same.
12311 ("*call_value_nonlocal_aix32"): Same.
12312 ("*call_value_indirect_nonlocal_aix64"): Same.
12313 ("*call_value_nonlocal_aix64"): Same.
12314 ("*call_value_nonlocal_sysv"): Same.
12316 2002-01-29 Richard Henderson <rth@redhat.com>
12318 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
12320 2002-01-29 Richard Henderson <rth@redhat.com>
12322 * expr.c (force_operand): Ignore flag_pic for detecting pic
12323 address loads.
12324 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
12325 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
12326 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
12327 instead of open-coded loop.
12328 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
12329 be fixed when in use.
12331 2002-01-29 Richard Henderson <rth@redhat.com>
12333 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
12334 * sched-rgn.c (propagate_deps): Update them.
12335 * sched-deps.c (sched_analyze_insn): Update them. Flush the
12336 clobbers list when either gets too long.
12338 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12340 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
12341 and INDEX_REGS the same as GENERAL_REGS.
12342 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
12344 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12346 * tree.c (build_nonstandard_integer_type): Correct prototype.
12348 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
12350 * config/s390/s390.md (movstrsico, movstrdix_64,
12351 movstrsix_31): Remove, replace by ...
12352 (movstrdi_short, movstrsi_short, movstrdi_long,
12353 movstrsi_long): ... these. New.
12354 (movstrdi, movstrsi): Adapt.
12356 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
12357 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
12358 Remove unnecessary CC clobber.
12359 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
12360 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
12362 (divmoddi4): Don't partially initialize TImode register.
12364 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
12366 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
12368 2002-01-29 Richard Henderson <rth@redhat.com>
12370 * flow.c (print_rtl_and_abort): Remove.
12371 (print_rtl_and_abort_fcn): Remove.
12372 (verify_local_live_at_start): Use dump_bb instead.
12373 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
12374 (verify_wide_reg_1): Return 2 on mode test failure.
12376 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
12378 PR c/3325, c/3326, c/2511, c/3347
12379 * c-decl.c (enum_decl_context): Remove BITFIELD.
12380 (grokdeclarator): Take bitfield width as an input.
12381 Ensure bitfields are given the correct type. Perform
12382 bitfield width validation with build_bitfield_integer_type
12383 rather than waiting for finish_struct.
12384 (grok_typename, grok_typename_in_parm_context, start_decl,
12385 push_parmdecl, grokfield, start_function): Update calls to
12386 grokdeclarator.
12387 (build_bitfield_integer_type): New function.
12388 (finish_struct): Move bitfield validation to grokdeclarator
12389 and build_bitfield_integer_type.
12390 * tree.c (build_nonstandard_integer_type): New function.
12391 * tree.h (build_nonstandard_integer_type): New prototype.
12392 objc:
12393 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
12395 2002-01-29 Jakub Jelinek <jakub@redhat.com>
12397 PR other/1502:
12398 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
12399 don't ignore unrecognized -W* options.
12400 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
12401 * cpplib.h (cpp_handle_option): Adjust prototype.
12402 * c-decl.c (c_decode_options): Pass 0 as last argument to
12403 cpp_handle_option.
12405 PR c/2896:
12406 * gcc.c (cpp_unique_options): Split from cpp_options.
12407 (cpp_options): Source cpp_unique_options.
12408 (default_compilers): Use cpp_unique_options instead of cpp_options
12409 when used together with cc1_options.
12410 (static_specs): Add cpp_unique_options.
12411 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
12412 when used together with cc1_options.
12414 2002-01-29 Kazu Hirata <kazu@hxi.com>
12416 * config/h8300/h8300-protos.h: Update the prototype of
12417 output_a_shift.
12418 * config/h8300/h8300.c (output_a_shift): Remove an unused
12419 argument 'insn'. Remove redundant code.
12420 * config/h8300/h8300.md: Adust to the new prototype of
12421 output_a_shift.
12423 2002-01-29 Kazu Hirata <kazu@hxi.com>
12425 * config/h8300/h8300-protos.h: Update the prototypes of
12426 emit_a_rotate and expand_a_rotate.
12427 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
12428 first argument to 'enum rtx_code'.
12429 (expand_a_rotate): Likewise.
12431 2002-01-28 Kazu Hirata <kazu@hxi.com>
12433 * config/h8300/h8300-protos.h: Update the prototype of
12434 output_simode_bld.
12435 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
12436 'log2'.
12437 * config/h8300/h8300.md: Adjust to the new prototype.
12439 2002-01-28 Kazu Hirata <kazu@hxi.com>
12441 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
12442 redundant code.
12444 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
12446 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
12447 is a fixed register before returning pic_offset_table_rtx.
12448 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
12449 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
12451 2002-01-28 Jason Merrill <jason@redhat.com>
12453 * dwarf2.h: Sync with src version.
12455 2002-01-28 Paul Koning <pkoning@equallogic.com>
12457 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
12458 BT_FN_VOID_PTR_VAR.
12459 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
12460 * doc/extend.texi (__builtin_prefetch): Update documentation:
12461 first argument is now const void ptr.
12463 2002-01-28 Kazu Hirata <kazu@hxi.com>
12465 * config/h8300/h8300-protos.h: Remove an unused prototype.
12467 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
12469 * toplev.c (lang_independent_init): Round up identifier size.
12471 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12473 * config.gcc: Revert previous change.
12475 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
12477 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
12479 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
12481 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
12482 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
12483 other non-elf netbsd config frags.
12484 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
12485 collect2 will does that.
12486 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
12487 shared-lib frobbing will work.
12489 2002-01-28 Kazu Hirata <kazu@hxi.com>
12491 * config/h8300/h8300.h: Fix formatting.
12492 * config/h8300/h8300.md: Likewise.
12494 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
12496 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
12497 the old, removed AAA_standards fix.
12498 * fixinc/fixincl.x: Rebuilt.
12500 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
12502 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
12503 atexit call in crtbegin, hooked in after call to frame_dummy;
12504 register EH before registering __fini__start.
12506 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
12508 * config/rs6000/altivec.h: Remove spurious semicolons.
12510 2002-01-27 Kazu Hirata <kazu@hxi.com>
12512 * config/h8300/h8300.md: Replace dead bit extraction patterns
12513 with ones that work.
12515 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12517 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
12518 if not STRICT_ALIGNMENT.
12519 * rtl.h (MEM_ALIGN): Likewise.
12521 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
12523 * doc/invoke.texi (-fdump-translation-unit): Revert this
12524 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
12526 2002-01-27 Kazu Hirata <kazu@hxi.com>
12528 * config/h8300/h8300.md (define_constants): New.
12529 (anonymous patterns) Use defined constants appropriately.
12531 2002-01-27 Kazu Hirata <kazu@hxi.com>
12533 * config/h8300/h8300.c (function_arg): Remove redundant code.
12535 2002-01-26 Richard Henderson <rth@redhat.com>
12537 * sched-deps.c (reg_pending_uses_head): New.
12538 (reg_pending_barrier): Rename from reg_pending_sets_all.
12539 (find_insn_list): Don't mark inline.
12540 (find_insn_mem_list): Remove.
12541 (add_dependence_list, add_dependence_list_and_free): New.
12542 (flush_pending_lists): Replace only_write param with separate
12543 for_read and for_write parameters. Update all callers. Use
12544 add_dependence_list_and_free.
12545 (sched_analyze_1): Do not add reg dependencies here; just set
12546 the pending bits. Use add_dependence_list.
12547 (sched_analyze_2): Likewise.
12548 (sched_analyze_insn): Replace schedule_barrier_found with
12549 reg_pending_barrier. Add all dependencies for pending reg
12550 uses, sets, and clobbers.
12551 (sched_analyze): Don't add reg dependencies for calls, just
12552 set pending bits. Use regs_invalidated_by_call. Treat
12553 sched_before_next_call as a normal list, not a fake insn.
12554 (init_deps): No funny init for sched_before_next_call.
12555 (free_deps): Free pending mems lists. Don't zero reg_last.
12556 (init_deps_global): Init reg_pending_uses.
12557 (finish_deps_global): Free it.
12558 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
12559 (find_insn_mem_list): Remove.
12560 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
12561 (propagate_deps): Use them. Zero temp mem lists.
12563 2002-01-26 Richard Henderson <rth@redhat.com>
12565 * Makefile.in (CRTSTUFF_CFLAGS): New.
12566 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
12567 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
12568 crtstuff.c instead of alpha assembly version.
12569 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
12570 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
12571 not FORCE_{INIT,FINI}_SECTION_ALIGN.
12572 (__do_global_dtors_aux): Mark used.
12573 (frame_dummy, __do_global_ctors_aux): Mark used.
12574 (fini_dummy, init_dummy): Remove.
12576 * config/alpha/crtbegin.asm: Remove file.
12577 * config/alpha/crtend.asm: Remove file.
12578 * config/alpha/t-crtbe: Remove file.
12579 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
12580 (LINK_EH_SPEC): New.
12582 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
12583 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
12584 calling constructors.
12585 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
12587 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
12588 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
12589 CRT_END_INIT_DUMMY hack.
12590 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
12591 FORCE_{INIT,FINI}_SECTION_ALIGN.
12593 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
12594 FORCE_{INIT,FINI}_SECTION_ALIGN.
12596 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
12597 invocation sequence.
12598 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
12600 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
12601 (FORCE_CODE_SECTION_ALIGN): New.
12603 2002-01-26 Richard Henderson <rth@redhat.com>
12605 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
12607 2002-01-26 Richard Henderson <rth@redhat.com>
12609 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
12610 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
12612 2002-01-26 Kazu Hirata <kazu@hxi.com>
12614 * config/h8300/h8300.md: Remove bit extraction patterns that
12615 cannot be triggered.
12616 Restrict each bit extraction pattern to a variant on which the
12617 pattern is tested.
12619 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
12621 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
12623 2002-01-26 Kazu Hirata <kazu@hxi.com>
12625 * config/h8300/h8300.md: Remove bit test patterns that cannot
12626 be triggered.
12627 Restrict each bit test pattern to a variant on which the
12628 pattern is tested.
12630 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12632 * builtins.c (expand_builtin_strncat): Remove redundant check for
12633 INTEGER_CST.
12635 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12637 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
12638 default setting.
12639 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
12640 existing setting.
12642 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12644 * dbxout.c (dbxout_init): Use assemble_name rather than just
12645 stripping off the first character.
12646 (dbxout_source_file): Likewise.
12648 2002-01-25 DJ Delorie <dj@redhat.com>
12650 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
12651 using rtx_equal_p, not by comparing pointers.
12653 2002-01-25 Steve Ellcey <sje@cup.hp.com>
12655 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
12656 for PIC_OFFSET_TABLE_REGNUM.
12657 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
12659 2002-01-25 David O'Brien <obrien@FreeBSD.org>
12661 * config.gcc (x86_64-*-freebsd*): New target.
12662 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
12663 value.
12664 (i[34567]86-*-freebsd*): Don't include svr4.h.
12665 * config/i386/freebsd64.h: New file.
12667 2002-01-25 Douglas B Rupp <rupp@gnat.com>
12669 * config/alpha/x-vms (version): Make static.
12671 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
12672 in previous checkin.
12674 * Makefile.in (install-headers-cp): New target.
12675 * config.gcc (alpha-dec-*vms*): Install headers with
12676 install-headers-cp
12678 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
12680 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
12681 avoid it's copies.
12683 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12685 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
12686 of compare_tree_int.
12687 (expand_builtin_strncat): Likewise.
12688 * c-decl.c (finish_struct): Use tree_low_cst.
12689 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
12690 * tree.c (compare_tree_int): Likewise.
12692 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
12694 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
12695 adjustments even if they are implemented by more than two insns.
12697 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
12699 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
12700 * df.h (struct ref): Kill B.
12701 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
12703 * basic-block.h (PROP_EQUAL_NOTES): New flag.
12704 * flow.c (propagate_one_insn): Use it.
12705 (mark_used_regs): Handle NIL.
12707 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
12709 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
12710 to help folding.
12712 2002-01-25 David Edelsohn <edelsohn@gnu.org>
12714 * rs6000.md (prefetch): Make address V4SI mode so that the address
12715 is restricted to legitimate form for instruction.
12717 2002-01-25 Bob Wilson <bob.wilson@acm.org>
12719 * doc/install.texi (xtensa-*-elf): New target.
12720 (xtensa-*-linux*): New target.
12721 * doc/contrib.texi: Add myself.
12723 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
12725 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
12726 purpose register to hold an SImode (or smaller) value.
12728 2002-01-25 Jakub Jelinek <jakub@redhat.com>
12730 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
12731 registry only.
12732 * crtstuff.c: Likewise.
12734 2002-01-25 Kazu Hirata <kazu@hxi.com>
12736 * config/h8300/h8300.md (negation patterns): Tighten
12737 predicates to register_operand.
12739 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
12741 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
12742 mode, not Pmode.
12744 * builtins.c (expand_builtin_prefetch): Same.
12746 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12748 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
12749 modes.
12751 2002-01-24 Kazu Hirata <kazu@hxi.com>
12753 * config/h8300/h8300.c (print_operand): Remove support for
12754 operand character 'A'.
12755 * config/h8300/h8300.md (three anonymous patterns): Replace
12756 operand character 'A' with either 'T' or 'S'.
12758 2002-01-24 Kazu Hirata <kazu@hxi.com>
12760 * config/h8300/h8300.c (print_operand): Remove support for
12761 operand character 'U'.
12763 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
12765 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
12767 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
12769 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
12770 values to be assigned to the stack pointer.
12772 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
12774 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
12775 to const_double needs to be done right for big-endian systems.
12777 2002-01-24 Jason Merrill <jason@redhat.com>
12779 PR c++/2432
12780 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
12781 to can_throw_internal.
12783 2002-01-23 Richard Henderson <rth@redhat.com>
12785 * fold-const.c (fold): Change UINT_MAX test to check vs precision
12786 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
12788 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12790 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
12791 (symGOT2reg): Use them, then set as GOT value as unchanging.
12792 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
12793 as a temporary, if possible.
12794 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
12795 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
12797 2002-01-23 Kazu Hirata <kazu@hxi.com>
12799 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
12800 accept to accept 0x80 as operands[2].
12802 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12804 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
12806 2002-01-23 Richard Henderson <rth@redhat.com>
12808 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
12810 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
12812 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
12813 (parmlist_or_identifiers_1): Verify that only a parmlist follows
12814 an attribute.
12816 2002-01-23 Richard Henderson <rth@redhat.com>
12818 * expr.c (move_by_pieces_1): Extend size before negation.
12820 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
12821 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
12822 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
12823 * config/m68k/t-m68kelf: Likewise.
12825 2002-01-23 Bob Wilson <bob.wilson@acm.org>
12827 * config/xtensa/elf.h: New file.
12828 * config/xtensa/lib1funcs.asm: New file.
12829 * config/xtensa/lib2funcs.S: New file.
12830 * config/xtensa/linux.h: New file.
12831 * config/xtensa/t-xtensa: New file.
12832 * config/xtensa/xtensa-config.h: New file.
12833 * config/xtensa/xtensa-protos.h: New file.
12834 * config/xtensa/xtensa.c: New file.
12835 * config/xtensa/xtensa.h: New file.
12836 * config/xtensa/xtensa.md: New file.
12837 * config.gcc (xtensa-*-elf*): New target.
12838 (xtensa-*-linux*): New target.
12839 * cse.c (canon_hash): Compare rtx pointers instead of register
12840 numbers. This is required for the Xtensa port.
12841 * integrate.c (copy_insn_list): Handle case where the static
12842 chain is in memory and the memory address has to be copied to
12843 a register.
12844 * doc/invoke.texi (Option Summary): Add Xtensa options.
12845 (Xtensa Options): New node.
12846 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
12848 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12850 * diagnostic.c (internal_error): Do ICE suppression only
12851 when ENABLE_CHECKING is not defined.
12853 * c-typeck.c (require_complete_type): Return error_mark_node
12854 if type is error_mark_node.
12856 2002-01-23 Janis Johnson <janis187@us.ibm.com>
12858 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
12859 -Os and issue a warning.
12861 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12863 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
12864 current (lack of) need for host configuration by hand.
12866 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
12867 references. Documentation of some target macros moved from
12868 hostconfig.texi to tm.texi.
12870 2002-01-23 Will Cohen <wcohen@redhat.com>
12872 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
12873 defined.
12875 2002-01-23 Kazu Hirata <kazu@hxi.com>
12877 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
12878 operand[3].
12880 2002-01-23 Jason Merrill <jason@redhat.com>
12882 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
12884 * function.c (assign_parms): Don't put args of inline functions
12885 into registers when not optimizing.
12887 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
12889 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
12890 (prologue_use): New pattern.
12891 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
12892 preference to gen_rtx_USE.
12893 (thumb_expand_prologue): Use gen_prologue_use in preference to
12894 gen_rtx_USE.
12895 (thumb_expand_epilogue): Use gen_prologue_use in preference to
12896 gen_rtx_USE.
12898 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
12900 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
12902 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
12904 PR c/3504
12905 * doc/extend.texi: Correct documentation of __alignof__.
12907 2002-01-22 Zack Weinberg <zack@codesourcery.com>
12909 * params.h: Rename arguments of DEFPARAM so that it will be
12910 recognized as a translation keyword.
12912 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12914 * extend.texi: Document altivec functions.
12915 Fix N-bit adjectives in X86 builtin documentation.
12917 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12919 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
12920 auto_inc_dec values.
12922 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
12924 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
12925 after backslash.
12926 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
12928 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12930 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
12932 2002-01-22 Richard Henderson <rth@redhat.com>
12934 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
12935 copy_insn not copy_rtx.
12937 2002-01-23 Alan Modra <amodra@bigpond.net.au>
12939 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
12940 "nonzero" as that might add "1" bits. Ensure "constop" is
12941 properly sign extened.
12942 (force_to_mode): Tweak for sign extended constop.
12944 2002-01-22 Richard Henderson <rth@redhat.com>
12946 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
12947 for_each_rtx instead of assuming we're already looking at the MEM.
12948 (split_small_symbolic_mem_operand): Likewise.
12949 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12950 * config/alpha/alpha.md (small symbolic memory splitters): Update.
12952 2002-01-22 Richard Henderson <rth@redhat.com>
12954 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
12955 sequence number for the literal.
12956 (divmoddi_internal_er): Likewise.
12958 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12960 PR java/4972
12961 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
12962 in LIBICONV variable.
12963 * configure: Regenerated.
12965 2002-01-22 Krister Walfridsson <cato@df.lth.se>
12967 * dependence.c (build_def_use): Remove array_idx.
12969 * dwarfout.c (last_filename): Remove.
12970 (output_compile_unit_die): Remove last_filename.
12972 2002-01-22 Roger Sayle <roger@eyesopen.com>
12973 Richard Henderson <rth@redhat.com>
12975 PR opt/3640
12976 * fold-const.c (fold): Optimize unsigned comparisons against
12977 UINT_MAX (and similar unsigned constants).
12979 2002-01-22 Janis Johnson <janis187@us.ibm.com>
12981 * Makefile.in (loop.o): Depend on OPTABS_H.
12982 * loop.c (emit_prefetch_instructions): Check the prefetch operand
12983 against the predicate.
12985 PR target/5379
12986 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
12987 for the address operand.
12989 2002-01-22 Richard Henderson <rth@redhat.com>
12991 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
12993 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12995 PR other/5450
12996 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
12997 preprocessor flags.
12999 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
13001 * config.gcc (x86_64-*-netbsd*): New target.
13002 * config/i386/netbsd64.h: New file.
13004 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
13006 * regrename.c (kill_value): Fix typo.
13008 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
13010 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
13012 * config/rs6000/rs6000.h: Same.
13014 * function.c (instantiate_virtual_regs): Remove
13015 STARTING_FRAME_PHASE.
13016 (assign_stack_local_1): Same.
13017 Calculate frame phase.
13019 2002-01-22 Nick Clifton <nickc@redhat.com>
13021 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
13022 variable declaration to outer scope in order to simplify
13023 future extensions.
13024 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
13025 arm_hard_regno_mode_ok.
13026 * config/arm/arm-protos.h: Add a prototype for
13027 arm_hard_regno_mode_ok.
13028 * config/arm/arm.c (soft_df_operand): Remove now redundant
13029 check for DImode values using IP_REGNUM.
13030 (nonimmediate_soft_df_operand): Remove now redundant check for
13031 DImode values using IP_REGNUM.
13032 (arm_hard_regno_mode_ok): New function. New check: make sure
13033 that DImode values are not stored in IP_REGNUM.
13035 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
13036 note with a USE.
13037 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
13039 2002-01-22 Jason Merrill <jason@redhat.com>
13041 * c-semantics.c (genrtl_compound_stmt): Only check nesting
13042 consistency if this COMPOUND_STMT is scoped.
13044 2002-01-22 Kazu Hirata <kazu@hxi.com>
13046 * predict.c: Fix formatting.
13047 * print-tree.c: Likewise.
13048 * protoize.c: Likewise.
13049 * real.h: Likewise.
13050 * rtl.h: Likewise.
13051 * sbitmap.h: Likewise.
13052 * scan.c: Likewise.
13053 * sched-deps.c: Likewise.
13054 * sched-vis.c: Likewise.
13055 * sdbout.c: Likewise.
13056 * sibcall.c: Likewise.
13057 * ssa.c: Likewise.
13058 * ssa-ccp.c: Likewise.
13059 * ssa-dce.c: Likewise.
13060 * stmt.c: Likewise.
13061 * stor-layout.c: Likewise.
13062 * system.h: Likewise.
13064 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13066 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
13067 if fits in bounds of base type.
13069 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
13070 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
13071 (add_bound_info, default): If can't find a context, make a
13072 SAVE_EXPR.
13073 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
13075 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
13077 * c-typeck.c (parser_build_binary_op): If result from
13078 build_binary_op is ERROR_MARK just return error_mark_node without
13079 further processing.
13081 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
13083 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
13084 Split a.out-specific bits into...
13085 * config/netbsd-aout.h: ...this.
13086 * config/netbsd-elf.h: New file.
13087 * config/alpha/netbsd-elf.h: Remove.
13088 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
13089 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
13090 (STARTFILE_SPEC): Remove redundant definition.
13091 (ENDFILE_SPEC): Likewise.
13092 (LINK_SPEC): Likewise.
13093 (CPP_SPEC): Likewise.
13094 (ASM_SPEC): Likewise.
13095 (LIB_SPEC): Likewise.
13096 (SWITCH_TAKES_ARG): Likewise.
13097 (TARGET_MEM_FUNCTIONS): Likewise.
13098 (CPP_PREDEFINES): Redefine.
13099 (ASM_FINAL_SPEC): Remove redefinition.
13100 (ASM_COMMENT_START): Redefine.
13101 (FUNCTION_PROFILER): Define.
13102 (TARGET_VERSION): Redefine.
13103 Comment and formatting cleanup.
13104 * config/i386/netbsd.h: Include <netbsd-aout.h>.
13105 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
13106 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
13107 big- or little-endian.
13108 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
13109 * config.gcc (*-*-netbsd*): Add definitions common to all
13110 NetBSD configs.
13111 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
13112 gnu_ld definitions. Add netbsd-elf.h to and remove
13113 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
13114 tmake_file, and don't lose previous tmake_file contents.
13115 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
13116 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
13117 gnu_ld definitions. Add netbsd-elf.h to tm_file.
13118 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
13119 (mipsel-*-netbsd*): Rename this to...
13120 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
13121 mips/little.h to tm_file for mips*el-*.
13122 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
13123 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
13124 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
13126 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
13128 * pa-protos.h (reg_before_reload_operand): New function prototype.
13129 * pa.c (reg_before_reload_operand): New function implementation.
13130 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
13131 contraints to "*m".
13133 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13135 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
13137 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
13139 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
13140 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
13141 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
13142 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
13143 (ENDFILE_SPEC): Undefine.
13144 (STARTFILE_SPEC): Redefine for PA.
13146 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13148 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
13150 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
13152 * config.gcc: Add entries to supported PowerPC --with-cpu
13153 types.
13155 2002-01-21 Jakub Jelinek <jakub@redhat.com>
13157 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
13158 true for 64-bit mode only SSE registers in 32-bit mode.
13160 2002-01-21 Kazu Hirata <kazu@hxi.com>
13162 * unwind-dw2.c: Fix formatting.
13163 * unwind-dw2-fde.c: Likewise.
13164 * unwind-dw2-fde.h: Likewise.
13165 * unwind-pe.h: Likewise.
13166 * varasm.c: Likewise.
13167 * varray.h: Likewise.
13169 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13171 Remove workaround for register stack overwrite bug in mmix.
13172 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
13173 support for TARGET_REG_STACK_FILL_BUG.
13174 * config/mmix/mmix.h: Remove member has_call_without_parameters.
13175 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
13176 Delete.
13177 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
13178 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
13179 -mno-reg-stack-fill-bug-workaround.
13180 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
13181 machine member has_call_without_parameters.
13182 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
13183 -mreg-stack-fill-bug-workaround and
13184 -mno-reg-stack-fill-bug-workaround.
13185 (MMIX Options): Ditto.
13187 2002-01-21 Kazu Hirata <kazu@hxi.com>
13189 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
13190 as appropriate.
13191 Remove redundant code.
13193 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
13195 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
13196 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
13197 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
13198 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
13199 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
13200 out target macro definitions and non-target-specific comments
13201 mostly taken from old versions of the manual.
13203 2002-01-20 Kazu Hirata <kazu@hxi.com>
13205 * config/h8300/h8300.h: Fix comment formatting.
13206 * config/ia64/aix.h: Likewise.
13207 * config/ia64/ia64-protos.h: Likewise.
13208 * config/ia64/ia64.c: Likewise.
13209 * config/ia64/ia64.h: Likewise.
13210 * config/ia64/ia64intrin.h: Likewise.
13211 * config/ia64/linux.h: Likewise.
13212 * config/ia64/unwind-aix.c: Likewise.
13213 * config/ia64/unwind-ia64.c: Likewise.
13215 2002-01-20 Kazu Hirata <kazu@hxi.com>
13217 * config/h8300/h8300.c: Revise comments about shift code.
13219 2002-01-20 Kazu Hirata <kazu@hxi.com>
13221 * config/h8300/h8300.c (function_arg): Update a comment.
13223 2002-01-20 Kazu Hirata <kazu@hxi.com>
13225 * config/h8300/h8300.md: Update the comments at the beginning
13226 of the file.
13228 2002-01-20 Kazu Hirata <kazu@hxi.com>
13230 * config/i370/i370.c: Fix comment formatting.
13231 * config/i370/i370.h: Likewise.
13232 * config/i370/i370.md: Likewise.
13233 * config/i370/linux.h: Likewise.
13235 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13237 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
13239 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
13240 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
13241 in incomplete case.
13243 2002-01-20 Graham Stott <grahams@redhat.com>
13245 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
13247 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
13249 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
13251 2002-01-19 Tom Rix <trix@redhat.com>
13253 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
13255 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
13257 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
13259 * function.c (assign_stack_local_1): Adjust x_frame_offset with
13260 STARTING_FRAME_PHASE.
13261 (STARTING_FRAME_PHASE): New.
13262 (instantiate_virtual_regs): Check saneness of
13263 STARTING_FRAME_PHASE.
13265 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
13267 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
13269 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
13271 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
13273 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
13274 be used for bootstrapping GCC 3.0.
13276 2002-01-18 Kazu Hirata <kazu@hxi.com>
13278 * config/h8300/h8300.md: Fix an insn length.
13280 2002-01-18 Kazu Hirata <kazu@hxi.com>
13282 * bitmap.h: Fix comment formatting.
13283 * combine.c: Likewise.
13284 * cppfiles.c: Likewise.
13285 * c-pragma.h: Likewise.
13286 * c-typeck.c: Likewise.
13287 * df.c: Likewise.
13288 * dwarf2out.c: Likewise.
13289 * function.c: Likewise.
13290 * gcc.c: Likewise.
13291 * genattrtab.c: Likewise.
13292 * gthr-win32.h: Likewise.
13293 * haifa-sched.c: Likewise.
13294 * predict.c: Likewise.
13295 * rtlanal.c: Likewise.
13296 * rtl.h: Likewise.
13297 * unwind-dw2-fde.h: Likewise.
13298 * unwind-pe.h: Likewise.
13299 * vmsdbgout.c: Likewise.
13301 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13303 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
13304 if type_required and passed decl.
13306 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
13308 * config.gcc (cpu_type): Include altivec.h in powerpc
13309 extra_headers.
13310 Same for darwin.
13312 * config/rs6000/altivec.h: New.
13314 2002-01-17 David Edelsohn <edelsohn@gnu.org>
13316 * doc/install.texi (*-ibm-aix*): Update assembler and exception
13317 handling information.
13318 * doc/trouble.texi (Interoperation): Add libstdc++ information
13319 for AIX.
13320 (Misunderstandings): Add template instantiation and static template
13321 member information for AIX.
13323 2002-01-17 Jason Merrill <jason@redhat.com>
13325 * dbxout.c (dbxout_type): Support const and volatile.
13327 * except.c (add_partial_entry): Remove backwards compatibility code.
13328 (end_protect_partials): Likewise.
13330 2002-01-17 Jakub Jelinek <jakub@redhat.com>
13332 * config/ia64/ia64.md (prologue_use): New.
13333 * config/ia64/ia64.c (ia64_expand_prologue): Use
13334 gen_prologue_use instead of gen_rtx_USE.
13335 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
13336 as CODE_FOR_pred_rel_mutex.
13337 (ia64_sched_reorder2): Likewise.
13339 2002-01-16 Eric Christopher <echristo@redhat.com>
13341 * config/mips/r3900.h: Reformat.
13342 (SUBTARGET_CPP_SIZE_SPEC): Remove.
13343 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
13344 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
13345 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
13346 * config/mips/t-elf: Remove mips3 multilib.
13348 2002-01-16 H.J. Lu <hjl@gnu.org>
13350 * config/mips/linux.h: Include "mips/abi64.h".
13352 2002-01-16 H.J. Lu <hjl@gnu.org>
13354 * config/mips/t-linux: New.
13356 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
13358 * config/mips/linux.h: Don't include "gofast.h".
13359 (INIT_SUBTARGET_OPTABS): Removed.
13361 2002-01-16 Kazu Hirata <kazu@hxi.com>
13363 * config/h8300/h8300-protos.h: Replace emit_a_shift with
13364 output_a_shift.
13365 * config/h8300/h8300.c: Likewise.
13366 * config/h8300/h8300.md: Likewise.
13368 2002-01-16 Kazu Hirata <kazu@hxi.com>
13370 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
13371 spaces after an opcode name.
13372 (pushqi1_h8300hs): Likewise.
13373 (pushhi1_h8300hs): Likewise.
13375 2002-01-16 Kazu Hirata <kazu@hxi.com>
13377 * doc/extend.texi: Replace "option" with "attribute"
13378 appropriately.
13380 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13382 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
13383 (and:DI () (const_int -8)).
13384 (split_small_symbolic_mem_operand): Split
13385 (mem (and:DI () (const_int -8)).
13387 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13389 PR target/5309:
13390 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
13391 same way as TYPE_IMUL.
13392 (ultrasparc_sched_reorder): Likewise.
13393 * config/sparc/sparc.md (type): Add comment to update
13394 ultrasparc_sched_reorder when making changes.
13396 2002-01-16 Kazu Hirata <kazu@hxi.com>
13398 * doc/invoke.texi: Change the dump file name of block
13399 reordering pass from 28.bbro to 29.bbro.
13400 Mention -dk option.
13402 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
13404 * i386.md (minsf splitter): Fix pasto.
13406 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13408 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
13409 to frame pointer initialisation instruction.
13410 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
13411 initialisation instruction.
13412 (soft_df_operand): Do not accept the IP register.
13413 (nonimmediate_soft_df_operand): Do not accept the IP register.
13415 2002-01-16 Jakub Jelinek <jakub@redhat.com>
13417 PR target/5357:
13418 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
13419 MASK_V8 being both set.
13421 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
13423 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
13424 insn for GOT register; add REG_MAYBE_DEAD notes instead.
13425 config/s390/s390.md (call, call_value): Add GOT register to
13426 CALL_INSN_FUNCTION_USAGE where needed.
13427 (call_exp, call_value_exp): New.
13429 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
13431 * config/arm/arm.c: General formatting tidy up.
13433 2002-01-16 Graham Stott <grahams@redhat.com>
13435 * calls.c (try_to_integrate): Use "(size_t)" intermediate
13436 cast and when casting an integer literal to "rtx" pointer.
13437 (expand_call): Likewise.
13438 * flow.c (try_pre_increment): Likewise.
13439 (find_use_as_address): Likewise.
13440 * integrate.c (expand_iline_function): Likewise.
13441 * regmove.c (try_auto_increment): Likewise.
13443 2002-01-16 Graham Stott <grahams@redhat.com>
13445 * sched-rgn.c (passed): Use sbitmap_free.
13446 (header): Likewise.
13447 (inner): Likewise.
13448 (in_queue): Likewise.
13449 (in_stack): Likewise.
13451 2002-01-15 Eric Christopher <echristo@redhat.com>
13453 * flow.c (propagate_one_insn): Change to use fatal_insn.
13455 2002-01-15 Kazu Hirata <kazu@hxi.com>
13457 * expmed.c (extract_fixed_bit_field): Remove unused code.
13458 * system.h: Poison SLOW_ZERO_EXTEND.
13459 * doc/tm.texi: Remove.
13460 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
13461 * config/arm/arm.h: Likewise.
13462 * config/avr/avr.h: Likewise.
13463 * config/clipper/clipper.h: Likewise.
13464 * config/convex/convex.h: Likewise.
13465 * config/d30v/d30v.h: Likewise.
13466 * config/dsp16xx/dsp16xx.h: Likewise.
13467 * config/elxsi/elxsi.h: Likewise.
13468 * config/fr30/fr30.h: Likewise.
13469 * config/h8300/h8300.h: Likewise.
13470 * config/i370/i370.h: Likewise.
13471 * config/i386/i386.h: Likewise.
13472 * config/m68k/m68k.h: Likewise.
13473 * config/mips/mips.h: Likewise.
13474 * config/ns32k/ns32k.h: Likewise.
13475 * config/pdp11/pdp11.h: Likewise.
13476 * config/pj/pj.h: Likewise.
13477 * config/s390/s390.h: Likewise.
13478 * config/sh/sh.h: Likewise.
13479 * config/stormy16/stormy16.h: Likewise.
13480 * config/v850/v850.h: Likewise.
13481 * config/vax/vax.h: Likewise.
13482 * config/we32k/we32k.h: Likewise.
13484 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13486 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
13487 (altivec_lvsl): Change constraint to b.
13488 (altivec_lvsr): Same.
13489 (altivec_lvebx): Same.
13490 (altivec_lvehx): Same.
13491 (altivec_lvewx): Same.
13492 (altivec_lvxl): Same.
13493 (altivec_lvx): Same.
13494 (altivec_stvx): Add parallel.
13495 (altivec_stvxl): Same.
13496 (altivec_stvehx): Same.
13497 (altivec_stvebx): Same.
13498 (altivec_stvebx): Same.
13500 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
13502 * config.gcc: Change altivec.h to altivec-defs.h.
13504 * config/rs6000/altivec.h: Delete.
13506 * config/rs6000/altivec-defs.h: Add.
13508 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13510 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
13511 and UMOD modes.
13513 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
13514 less than or equal to eight bytes.
13516 * vax.md (andsi3): Remove constraints and change SET destination
13517 operand type to nonimmediate_operand.
13518 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
13519 when it is a CONST_INT.
13521 2002-01-15 Jason Merrill <jason@redhat.com>
13523 * c-common.def (FILE_STMT): New code.
13524 * c-common.c (statement_code_p): It's a statement.
13525 * c-common.h (stmt_tree_s): Add x_last_filename.
13526 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
13527 (last_expr_filename): New macro.
13528 * c-semantics.c (begin_stmt_tree): Initialize it.
13529 (add_stmt): If the filename changed, also insert a
13530 FILE_STMT.
13531 (expand_stmt): Handle seeing one.
13533 2002-01-15 Eric Christopher <echristo@redhat.com>
13535 * flow.c (propagate_one_insn): Add error message and print out
13536 insn for debugging.
13538 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13540 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
13541 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
13542 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
13543 TRAMPOLINE_ALIGNMENT.
13544 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
13545 to be in bits.
13546 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
13547 PCC_BITFIELD_TYPE_MATTERS.
13548 * config/interix.h (STDC_VALUE): Remove. Use
13549 STDC_0_IN_SYSTEM_HEADERS.
13550 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
13551 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
13552 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
13554 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
13556 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
13557 not work on this platform currently.
13559 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
13561 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
13562 readonly_warning in _().
13564 2002-01-15 Douglas B Rupp <rupp@gnat.com>
13566 * gcc.c (delete_if_ordinary): Backout previous change.
13568 2002-01-15 Kazu Hirata <kazu@hxi.com>
13570 * config/h8300/h8300.c (print_operand): Remove support for
13571 unused operand characters.
13573 * read-rtl.c: Fix formatting.
13574 * real.c: Likewise.
13575 * recog.c: Likewise.
13576 * regclass.c: Likewise.
13577 * regmove.c: Likewise.
13578 * reg-stack.c: Likewise.
13579 * reload1.c: Likewise.
13580 * rtlanal.c: Likewise.
13582 2002-01-15 Kazu Hirata <kazu@hxi.com>
13584 * config/i386/i386.c: Fix formatting.
13586 2002-01-15 Jakub Jelinek <jakub@redhat.com>
13588 * c-typeck.c (process_init_element): Don't save_expr
13589 COMPOUND_LITERAL_EXPR if just its initializer will be used.
13591 2002-01-15 David Edelsohn <edelsohn@gnu.org>
13593 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
13594 emit optional traceback table if optimize_size or TARGET_ELF.
13595 * config/rs6000/rs6000.md (prefetch): New.
13597 2002-01-15 Andreas Jaeger <aj@suse.de>
13599 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
13601 2002-01-15 Kazu Hirata <kazu@hxi.com>
13603 * mips-tfile.c: Fix formatting.
13605 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
13607 * unroll.c (final_reg_note_copy): Fix previous commit.
13609 2002-01-14 Kazu Hirata <kazu@hxi.com>
13611 * config/h8300/h8300-protos.h: Remove the prototype for
13612 eq_operator.
13613 * config/h8300/h8300.c (eq_operator): Remove.
13615 2002-01-14 Richard Henderson <rth@redhat.com>
13617 * config/i386/i386.md (prefetch): Tidy.
13618 (prefetch_3dnow): Fix locality operand.
13620 2002-01-14 Richard Henderson <rth@redhat.com>
13622 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
13623 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
13625 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
13627 * reload1.c (reload_combine): Pass reg_sum replacement through
13628 copy_rtx in loop performing multiple changes.
13630 2002-01-14 Jakub Jelinek <jakub@redhat.com>
13632 * except.c (remove_unreachable_regions): New.
13633 (free_eh_status): Clear exception_handler_labels.
13634 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
13635 (find_exception_handler_labels): Don't add the same label more than
13636 once.
13637 (remove_exception_handler_label): Don't die if
13638 find_exception_handler_labels hasn't been called for the current
13639 function yet.
13641 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
13643 * toplev.c (rest_of_compilation): Rebuild jump labels after
13644 gcse.
13646 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
13648 * doc/extend.texi: Move documentation of X86 built-in functions
13649 here.
13650 * doc/invoke.texi: From here.
13651 * doc/sourcebuild.texi: Document location of documentation for
13652 machine built-in functions.
13654 2002-01-13 Christopher Faylor <cgf@redhat.com>
13656 * cppfiles.c (TEST_THRESHOLD): New macro.
13657 (SHOULD_MMAP): Ditto.
13658 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
13659 be used.
13661 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
13663 * unroll.c (final_reg_note_copy): Properly handle
13664 REG_LABEL
13665 (unroll_loops): Fix LOOP_CONDITION heuristics.
13667 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
13669 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
13670 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
13672 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
13674 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
13675 threaded loop.
13677 2002-01-14 Tom Rix <trix@redhat.com>
13679 * config/rs6000/rs6000.md: Fix typo with sradi.
13681 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
13683 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
13684 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
13685 (clrstrdi, clrstrsi): Adapt callers.
13687 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
13689 (movti splitter): Never use register 0 as base register.
13691 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
13693 * combine.c (simplify_shift_const): Always generate new rtx
13694 for shift expression instead of reusing given expression.
13696 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13698 * config/alpha/alpha.c (alpha_expand_mov): Don't call
13699 alpha_legitimize_address unless mode is Pmode.
13701 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
13703 * doc/md.texi (Modifiers): Document the '*' constraint for the
13704 user.
13706 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
13707 * doc/extend.texi (Function Attributes): 'interrupt' is valid
13708 for xstormy16 too.
13710 2002-01-13 Richard Henderson <rth@redhat.com>
13712 * reload.c (find_reloads): Use a hard reg destination as reload reg
13713 for an input reload of the source.
13715 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13717 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
13718 more generic.
13720 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
13722 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13723 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
13725 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
13727 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13729 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
13731 2002-01-12 Tom Rix <trix@redhat.com>
13733 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
13734 TARGET_POWERPC64.
13736 2002-01-12 Richard Henderson <rth@redhat.com>
13738 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
13740 * doc/invoke.texi: Update Alpha options.
13742 * doc/invoke.texi: Update i386 built-in function lists.
13744 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
13746 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
13747 referencing outside.
13749 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13751 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
13752 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
13753 offsets, and change line folding.
13754 * optabs.c (expand_binop): Remove warnings.
13755 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
13757 2002-01-12 Graham Stott <grahams@redhat.com>
13759 * attribs.c (handle_deprecated_attribute): constify WHAT.
13760 * diagnostic.c (warn_deprecated_use): Add braces, fixes
13761 dangling else warning and constify WHAT.
13762 * except.h (struct function, struct inline_remap): Move
13763 struct tag forward defs before all prototypes.
13764 (duplicate_eh_regions): Whitespace.
13766 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
13768 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
13769 MODE_BASE_REG_CLASS.
13770 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
13772 2002-01-12 Richard Henderson <rth@redhat.com>
13774 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
13775 (ix86_expand_vector_move): New.
13776 (bdesc_2arg): Remove andps, andnps, orps, xorps.
13777 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
13778 Remove old prefetch builtins. Special case the logicals removed above.
13779 (ix86_expand_builtin): Likewise.
13780 (safe_vector_operand): Use V4SFmode, not TImode.
13781 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
13782 (ix86_expand_timode_binop_builtin): New.
13783 * config/i386/i386-protos.h: Update.
13784 * config/i386/i386.h (enum ix86_builtins): Update.
13785 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
13786 Use ix86_expand_vector_move in vector move expanders.
13787 (movti_internal, movti_rex64): Add xorps alternative.
13788 (sse_clrv4sf): Rename and adjust from sse_clrti.
13789 (prefetch): Don't work so hard.
13790 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
13791 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
13792 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
13794 2002-01-11 Richard Henderson <rth@redhat.com>
13796 * config/i386/mmintrin.h: New file.
13797 * config/i386/xmmintrin.h: New file.
13798 * config.gcc (i?86-*-*): Add extra_headers.
13799 * simplify-rtx.c (simplify_unary_operation): Handle saturating
13800 truncation codes.
13801 (simplify_binary_operation): Handle saturating arithmetic codes.
13802 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
13803 not the lowpart subreg.
13804 (ix86_expand_builtin): Return a TImode dummy register instead of 0
13805 on error.
13806 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
13808 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13810 * conflict.c (conflict_graph_compute): Free regsets when finished.
13811 * ssa.c (compute_coalesced_reg_partition): Likewise.
13813 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13815 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
13816 every where we allocate a register.
13818 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13820 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
13821 * lcm.c (compute_earliest, compute_farthest): Likewise.
13823 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13825 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
13827 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13829 * doc/rtl.texi (Insns): Fix 2 typos.
13831 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
13833 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
13834 options. Use @table @gcctabopt for MMIX options. Add index
13835 entries for MMIX options. Start new paragraph with first
13836 heading of the machine-dependent options.
13838 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
13840 PR other/5299
13841 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
13842 * combine.c (force_to_mode): Same.
13843 * reload1.c (clear_reload_reg_in_use): Same.
13845 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
13847 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
13848 and 'subtargets'.
13850 2002-01-11 Andreas Jaeger <aj@suse.de>,
13851 Brad Lucier <lucier@math.purdue.edu>
13853 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
13854 mcpu.
13856 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
13858 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
13859 Protect with IN_LIBGCC.
13860 (LINK_EH_SPEC): Add required trailing space.
13862 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
13864 * c-tree.h: Move function declarations so that they are listed
13865 under the filename which contains them.
13866 (check_identifier, finish_decl_top_level,
13867 lookup_name_current_level_global, shadow_record_fields): Remove.
13869 2002-01-11 Andreas Jaeger <aj@suse.de>
13871 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
13872 march.
13874 2002-01-10 Richard Henderson <rth@redhat.com>
13876 * config/alpha/alpha.c (print_operand): Add 'J'.
13877 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
13878 new operand with the sequence number for the lituse. When splitting
13879 the insns, use gen_movdi_er_high_g and generate a sequence number.
13880 (gen_movdi_er_high_g): Print the sequence number if non-zero.
13882 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
13884 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
13885 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
13886 stvxl.
13887 (altivec_expand_builtin): Same.
13888 (altivec_expand_stv_builtin): New.
13890 * config/rs6000/rs6000.h (rs6000_builtins): Same.
13892 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
13893 ("altivec_lvehx"): New.
13894 ("altivec_lvewx"): New.
13895 ("altivec_lvxl"): New.
13896 ("altivec_lvx"): New.
13897 ("altivec_stvx"): New.
13898 ("altivec_stvebx"): New.
13899 ("altivec_stvehx"): New.
13900 ("altivec_stvewx"): New.
13901 ("altivec_stvxl"): New.
13903 2002-01-10 Richard Henderson <rth@redhat.com>
13905 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
13906 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
13907 care not to delete instructions twice.
13909 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13911 * toplev.c: Don't declare environ (it's not used anywhere).
13912 * configure.in: Don't check for declaration of environ.
13913 * config/i386/xm-mingw32.h: Don't #define environ.
13914 * config.in, configure: Regenerate.
13916 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13918 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
13919 * configure: Regenerate.
13921 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
13922 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
13923 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
13924 alpha/xm-vms.h.
13925 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
13926 LIMITS_H_TEST here, not in m68k/x-next.
13927 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
13928 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
13930 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
13931 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
13932 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
13934 * config/i386/x-djgpp: Renamed i386/t-djgpp.
13935 * config/m88k/x-dolph: Renamed m88k/t-dolph.
13936 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
13937 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
13938 replacement of quadlib.asm with quadlib.c.
13940 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
13941 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
13942 config/rs6000/xm-beos.h: Delete file.
13944 * config.gcc: Update to match above changes.
13946 2002-01-10 Kazu Hirata <kazu@hxi.com>
13948 * config/h8300/h8300.h: Fix comment typos.
13949 * config/h8300/h8300.md: Likewise.
13950 * config/h8300/lib1funcs.asm: Likewise.
13952 2002-01-10 Dale Johannesen <dalej@apple.com>
13954 PR optimization/5269
13955 * unroll.c (precondition_loop_p): Make *increment be the correct
13956 sign when n_iterations known, to avoid confusing caller.
13958 2002-01-10 Kazu Hirata <kazu@hxi.com>
13960 * doc/extend.texi (deprecated): Fix a typo.
13962 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
13964 * basic-block.h (update_br_prob_note): Declare.
13965 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
13966 (try_forward_edges): Care negative frequencies and update note.
13967 (outgoing_edges_match): Tweek conditional merging heuristics.
13968 (try_crossjump_to_edge): use update_br_prob_note.
13969 * cfglayout.c (fixup_reorder_chain): Likewise.
13970 * cfrtl.c (update_br_prob_note): New.
13971 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
13973 * i386.c (ix86_decompose_address): Return -1 if address contains
13974 shift.
13975 (legitimate_address_p): Require ix86_decompose_address to return 1.
13977 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
13978 (cprop_insn): Likewise.
13980 2002-01-10 Kazu Hirata <kazu@hxi.com>
13982 * toplev.c: Fix formatting.
13983 * tree.c: Likewise.
13984 * tree-dump.c: Likewise.
13985 * unroll.c: Likewise.
13986 * unwind-dw2.c: Likewise.
13987 * unwind-dw2-fde.c: Likewise.
13988 * unwind-dw2-fde-glibc.c: Likewise.
13989 * unwind-sjlj.c: Likewise.
13991 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13993 * doc/invoke.texi: Document PDP-11 options.
13995 2002-01-10 Kazu Hirata <kazu@hxi.com>
13997 * config/h8300/h8300.h: Fix formatting.
13999 2002-01-10 Ira Ruben <ira@apple.com>
14001 Add __attribute__ ((deprecated)).
14002 * extend.texi: Document __attribute__ ((deprecated)).
14003 * invoke.texi: Document -Wno-deprecated-declarations.
14004 * testsuite/g++.dg/other/deprecated.C: New C++ test.
14005 * testsuite/gcc.dg/deprecated.c: New C test.
14006 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
14007 (c_common_attribute_table): Add "deprecated" entry.
14008 (handle_deprecated_attribute): New function.
14009 * c-decl.c (deprecated_states): New enum.
14010 deprecated_state: State of "deprecated" handling.
14011 (start_decl): Set deprecated_state based on attributes.
14012 (grokdeclarator): Test for deprecated uses, propagate attribute.
14013 * c-typeck.c (build_component_ref): Test for deprecated fields.
14014 (build_external_ref): Test for deprecated primaries.
14015 * diagnostic.c (warn_deprecated_use) New function to issue
14016 warnings about __attribute__ ((depricated)) references.
14017 * flags.h (warn_deprecated_decl): Extern declared for
14018 -W[no-]deprecated-declarations option.
14019 * print-tree.c (print_node): Show deprecated flag status.
14020 * toplev.c (warn_deprecated_decl): Defined.
14021 (W_options): Added "deprecated-declaration".
14022 * toplev.h (warn_deprecated_use): Extern declared.
14023 * tree.h (struct tree_common): Define deprecated_flag.
14024 (TREE_DEPRECATED): New macro to access flag.
14025 * cp/call.c (build_call): Test for deprecated calls.
14026 * cp/class.c (add_implicitly_declared_members): Set global
14027 flag to tell grokdeclarator to not issue deprecated warnings.
14028 * cp/cp-tree.h: Add extern for adding_implicit_members.
14029 * cp/decl.c (deprecated_states): New enum.
14030 (start_decl): Set deprecated_state based on attributes.
14031 (grokdeclarator): Test for deprecated uses, propagate attribute.
14032 * cp/lex.c (do_identifier): Test for deprecated primaries.
14033 * cp/typeck.c (build_component_ref): Test for deprecated fields.
14035 2002-01-10 Ira Ruben <ira@apple.com>
14037 Fix to assign attributes to inline member functions.
14038 * cp/decl.c (start_method): Handle attrlist.
14040 2002-01-10 Kazu Hirata <kazu@hxi.com>
14042 * combine.c (expand_field_assignment): Use subreg_lsb().
14044 2002-01-10 David Edelsohn <edelsohn@gnu.org>
14046 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
14047 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
14048 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
14049 Recurse for any operand of AND as long as constant is non-zero.
14051 2002-01-10 Kazu Hirata <kazu@hxi.com>
14053 * config/h8300/h8300.md: Remove constraints from expanders.
14055 2002-01-10 Kazu Hirata <kazu@hxi.com>
14057 * varasm.c: Fix formatting.
14058 * varray.c: Likewise.
14059 * vmsdbgout.c: Likewise.
14060 * xcoffout.c: Likewise.
14062 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
14064 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
14065 update edge probabilities to match.
14067 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
14069 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
14070 dependencies.
14071 * doc/languages.texi, doc/sourcebuild.texi: New files.
14072 * doc/configfiles.texi: Make a subsubsection. Update.
14073 * doc/configterms.texi: Add @node. Remove warning that this isn't
14074 instructions for building GCC.
14075 * doc/makefile.texi: Make a subsection.
14076 * doc/gccint.texi: Update.
14078 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
14080 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
14082 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
14084 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
14086 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
14088 * optabs.c (expand_fix): Look for wider integer modes first.
14090 * i386.md (mov?f): Avoid the fake const double trick for medium
14091 memory model.
14092 (min?f*/max?f*): Prohibit memory operands for i387 variant.
14093 (fop_df_4): Disable for SSE compilation.
14095 2002-01-10 Graham Stott <grahams@redhat.com>
14097 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
14098 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
14100 2002-01-10 Richard Henderson <rth@redhat.com>
14102 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
14104 2002-01-10 Richard Henderson <rth@redhat.com>
14106 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
14107 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
14109 2002-01-10 Kazu Hirata <kazu@hxi.com>
14111 * combine.c (can_combine_p): Fix a comment typo.
14113 2002-01-09 Zack Weinberg <zack@codesourcery.com>
14115 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
14116 empty list correctly. Change loop index $t to $f for
14117 consistency with rest of Makefile.
14119 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
14121 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
14122 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
14124 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
14125 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
14126 (altivec_init_builtins): Same.
14127 (altivec_expand_unop_builtin): Return NULL_RTX on error.
14128 (altivec_expand_binop_builtin): Same.
14129 (altivec_expand_ternop_builtin): Same.
14130 (bdesc_dst): New.
14132 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
14133 ("altivec_vctuxs"): Fix typo.
14134 ("altivec_vnmsubfp"): Same.
14135 ("altivec_dssall"): New.
14136 ("altivec_mfvscr"): New.
14137 ("altivec_dss"): New.
14138 ("altivec_lvsl"): New.
14139 ("altivec_lvsr"): New.
14140 ("altivec_dstt"): New.
14141 ("altivec_dstst"): New.
14142 ("altivec_dststt"): New.
14143 ("altivec_dst"): New.
14145 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
14146 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
14148 2002-01-09 Richard Henderson <rth@redhat.com>
14150 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
14152 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
14154 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
14155 function.
14156 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
14157 prototype.
14158 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
14160 2002-01-09 Kazu Hirata <kazu@hxi.com>
14162 * read-rtl.c: Fix formatting.
14163 * real.c: Likewise.
14164 * regclass.c: Likewise.
14165 * regrename.c: Likewise.
14166 * reg-stack.c: Likewise.
14167 * reload1.c: Likewise.
14168 * reload.c: Likewise.
14169 * rtl.c: Likewise.
14171 2002-01-09 Kazu Hirata <kazu@hxi.com>
14173 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
14174 to extract items in the expr_list chain.
14176 2002-01-09 Richard Henderson <rth@redhat.com>
14178 * config/vax/vax.c (vax_rtx_cost): Never abort.
14180 * config/vax/vax.h (REAL_ARITHMETIC): Define.
14182 2002-01-09 Jan Hubicka <jh@suse.cz>
14184 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
14186 2002-01-09 Richard Henderson <rth@redhat.com>
14188 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
14189 Unify code from various alternatives.
14191 2002-01-09 Richard Henderson <rth@redhat.com>
14193 * regrename.c (copy_value): Ignore the copy if the source register
14194 is present in the value chain with a narrower mode.
14196 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14198 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
14199 for the c4x target. Also improve layout.
14201 2002-01-09 Richard Henderson <rth@redhat.com>
14203 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
14204 * config/m32r/m32r.md (and ior xor splitters): Swap operands
14205 to match insn patterns.
14207 2002-01-09 Richard Henderson <rth@redhat.com>
14209 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
14210 (copyprop_hardreg_forward_1): Likewise.
14212 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
14214 * pa.md (decrement_and_branch_until_zero): Change predicate for
14215 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
14217 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
14219 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
14220 gets undefined. For Darwin.
14222 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14224 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
14226 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14228 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
14230 2002-01-08 Richard Henderson <rth@redhat.com>
14232 * regrename.c (copy_value): Ignore overlapping copies.
14234 2002-01-08 Richard Henderson <rth@redhat.com>
14236 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
14237 as needed to avoid shared structure.
14239 2002-01-08 Kazu Hirata <kazu@hxi.com>
14241 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
14242 H8/300H and H8/S.
14244 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14246 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
14247 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
14248 documentation of obsolete macros.
14249 * system.h: Poison these macros.
14250 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
14251 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
14252 config/c4x/c4x.h, config/clipper/clipper.h,
14253 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
14254 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
14255 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
14256 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
14257 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
14258 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
14259 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
14260 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
14261 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
14262 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
14263 config/sparc/sparc.h, config/stormy16/stormy16.h,
14264 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
14265 definitions and commented out definitions of obsolete macros.
14266 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
14267 of MAX_INT_TYPE_SIZE.
14269 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14271 * config/s390/s390.c (s390_preferred_reload_class): Never
14272 return ADDR_REGS if it isn't a subset of the given class.
14273 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
14274 FP_REGS, but all superclasses as well.
14276 * config/s390/s390.c (s390_function_profiler): Fix thinko.
14278 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
14279 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
14280 must not be a const_int.
14282 2002-01-08 Richard Henderson <rth@redhat.com>
14284 * Makefile.in (toplev.o): Depend on options.h.
14285 (gcc.o): Depend on specs.h.
14287 2002-01-08 Jakub Jelinek <jakub@redhat.com>
14289 * expr.c (store_expr): Convert VOIDmode constants back to target's
14290 mode.
14292 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14294 * doc/invoke.texi: Markup gcc as @command. Refer to
14295 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
14296 of http://gcc.gnu.org/thanks.html.
14298 2002-01-08 Dale Johannesen <dalej@apple.com>
14300 * config/rs6000/rs6000.md: Add missing int register
14301 target case to movdf_low.
14303 2002-01-08 Zack Weinberg <zack@codesourcery.com>
14305 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
14306 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
14307 (cppinit.o): Depend on except.h.
14308 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
14309 s-specs): New rules.
14311 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
14312 Don't create specs.h/options.h/gencheck.h here. Remove
14313 unnecessary variable settings from last argument of AC_OUTPUT.
14314 * config.in, configure: Regenerate.
14315 * intl.c: Hardcode package name as "gcc".
14317 * cppinit.c: Include except.h.
14318 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
14319 appropriate.
14320 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
14321 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
14322 (!)USING_SJLJ_EXCEPTIONS.
14323 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
14325 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14327 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
14328 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
14329 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
14330 documentation of obsolete macros.
14331 * system.h: Poison these macros.
14332 * config/d30v/d30v.h, config/ns32k/encore.h,
14333 config/stormy16/stormy16.h: Remove definitions and commented out
14334 definitions of obsolete macros.
14336 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
14338 * objc/objc-act.c (handle_class_ref): Mark the declaration of
14339 %sobjc_class_ref_%s as used - to prevent unwanted compiler
14340 warnings.
14342 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
14344 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
14345 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
14346 to insn adjusting stack/frame pointer.
14347 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
14348 accept operands that cause the insn to be non-splittable.
14350 2002-01-08 Graham Stott <grahams@redhat.com>
14352 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
14353 (C_TYPE_FIELDS_VOLATILE): Likewise.
14354 (C_TYPE_BEING_DEFINED): Likewise.
14355 (C_IS_RESERVED_WORD): Likewise.
14356 (C_TYPE_VARIABLE_SIZE): Likewise.
14357 (C_DECL_VARIABLE_SIZE): Likewise.
14358 (C_MISSING_PROTOTYPE_WARNED): Likewise.
14359 (C_SET_EXP_ORIGINAL_CODE): Likewise.
14360 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
14361 parenthesis.
14362 (C_DECL_ANTICIPATED): Likewise.
14363 (c_build_type_variant): Add parenthesis.
14365 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
14367 * gcc.c (option_map): Remove --version.
14368 (process_command): Handle -fversion following the GNU Coding
14369 Standards. Partially addresses PR other/704.
14371 2002-01-08 Graham Stott <grahams@redhat.com>
14373 * combine.c (combine_instructions): Fix typo.
14375 2002-01-08 Graham Stott <grahams@redhat.com>
14377 * debug.h: Use "tree" and "rtx" throughout.
14379 * debug.c: Likewise.
14381 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
14383 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
14384 constant pool, use the pool's version of the symbol instead.
14386 2002-01-07 Richard Henderson <rth@redhat.com>
14388 * regrename.c (find_oldest_value_reg): Ignore the value chain if
14389 the original register was copied in a mode with a fewer number of
14390 hard registers than the desired mode.
14391 (copyprop_hardreg_forward_1): Likewise.
14392 (debug_value_data): Fix loop test.
14393 * toplev.c (parse_options_and_default_flags): Reenable
14394 -fcprop-registers at -O1.
14396 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14398 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
14399 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
14401 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
14402 predicates.
14404 * config/rs6000/rs6000.md: Add altivec predicate patterns.
14406 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
14408 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
14409 (pa_output_function_prologue): Output local label at the beginning of
14410 the prologue when profiling.
14411 (hppa_profile_hook): Use the local label rather than the function label.
14412 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
14414 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14416 * config/rs6000/rs6000.c (print_operand): Remove extra space.
14417 (altivec_expand_unop_builtin): Fix thinko.
14418 (altivec_expand_binop_builtin): Same.
14419 (altivec_expand_ternop_builtin): Same.
14420 (altivec_expand_builtin): Same.
14422 2002-01-07 Richard Henderson <rth@redhat.com>
14424 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
14426 2002-01-07 Jason Merrill <jason@redhat.com>
14428 * unwind-dw2.c (execute_cfa_program): Use < again.
14430 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14432 * predict.c (combine_predictions_for_insn): Avoid division by zero.
14434 2002-01-07 Jakub Jelinek <jakub@redhat.com>
14436 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
14437 Don't allow -1 - x -> ~x simplifications in the first pass.
14439 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
14441 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
14442 arguments.
14443 (altivec_expand_binop_builtin): Same.
14444 (altivec_expand_unop_builtin): Same.
14445 (print_operand): Fix typo.
14446 (bdesc_1arg): Add vupk* variants.
14448 * rs6000.h (rs6000_builtins): Add vupk* enums.
14450 * rs6000.md: Add altivec_vupk* variants.
14452 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
14454 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
14455 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
14456 and last update dates.
14458 2002-01-07 Janis Johnson <janis187@us.ibm.com>
14460 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
14462 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
14464 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
14465 * config/avr/avr.h (CPP_SPEC): Likewise.
14466 (LINK_SPEC): Likewise.
14467 (CRT_BINUTILS_SPECS): Likewise.
14468 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14469 * doc/invoke.texi (AVR Options): Document them.
14471 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
14473 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
14474 LABEL_NUSES.
14476 2002-01-07 Graham Stott <grahams@redhat.com>
14478 * config/i386/i386.h: Update copyright date.
14479 (HALF_PIC_PTR): Add parenthesis.
14480 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
14481 (CONSTANT_ALIGNMENT): Add parenthesis.
14482 (DATA_ALIGNMENT): Likewise.
14483 (LOCAL_ALIGNMENT): Likewise.
14484 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
14485 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
14486 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
14487 (HARD_REGNO_NREGS): Add paranethesis.
14488 (VALID_SSE_REG_MODE): Whitespace.
14489 (VALID_MMX_REG_MODE): Whitespace.
14490 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
14491 (ix86_hard_regno_mode_ok): Add parenthesis.
14492 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
14493 (RETURN_IN_MEMORY): Whitespace.
14494 (N_REG_CLASSES): Add parenthesis.
14495 (INTEGER_CLASS_P): Add parenthesis and wrap.
14496 (FLOAT_CLASS_P): Likewise.
14497 (SSE_CLASS_P): Likewise.
14498 (MMX_CLASS_P): Likewise.
14499 (MAYBE_INTEGER_CLASS_P): Likewise.
14500 (MAYBE_FLOAT_CLASS_P): Likewise.
14501 (MAYBE_SSE_CLASS_P): Likewise.
14502 (MAYBE_MMX_CLASS_P): Likewise.
14503 (Q_CLASS_P): Likewise.
14504 (GENERAL_REGNO_P): Uppercase macro parameter.
14505 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
14506 (FP_REGNO_P): Likewise.
14507 (ANY_FP_REGNO_P): Uppercase macro parameter.
14508 (SSE_REGNO_P): Likewise.
14509 (SSE_REGNO): Likewise.
14510 (SSE_REG_P): Likewise.
14511 (SSE_FLOAT_MODE_P): Likewise.
14512 (MMX_REGNO_P): Likewise.
14513 (MMX_REG_P):Likewise.
14514 (STACK_REG_P): Likewise.
14515 (NON_STACK_REG_P): Likewise.
14516 (STACK_TOP_P): Likewise.
14517 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
14518 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
14519 (SECONDARY_MEMORY_NEEDED): Likewise.
14520 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
14521 (MD_ASM_CLOBBERS): Whitespace and wrap.
14522 (MUST_PASS_IN_STACK): Whitespace and wrap.
14523 (RETURN_POPS_ARGS): Add parenthesis.
14524 (INIT_CUMULATIVE_ARGS): Likewise.
14525 (FUNCTION_ARG): Likewise.
14526 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
14527 (SETUP_INCOMING_VARARGS): Likewise.
14528 (BUILD_VA_LIST_TYPE): Add parenthesis.
14529 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
14530 parenthsis.
14531 (EXPAND_BUILTIN_VA_ARG): Likewise.
14532 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
14533 (INITIALIZE_TRAMPOLINE): Add parenthesis.
14534 (INITIAL_ELIMINATION_OFFSET): Likewise.
14535 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
14536 (REGNO_OK_FOR_BASE_P): Likewise.
14537 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
14538 (REGNO_OK_FOR_DIREG_P): Likewise.
14539 (REG_OK_FOR_INDEX_P): Whitespace.
14540 (REG_OK_FOR_BASE_P): Whitespace.
14541 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
14542 parenthesis.
14543 (FIND_BASE_TERM): Fix typo.
14544 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
14545 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
14546 (SYMBOLIC_CONST; Whitespace.
14547 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
14548 (ENCODE_SECTION_INFO): Whitespace.
14549 (FINALIZE_PIC): Remove do { ... } while (0).
14550 (PROMOTE_MODE): Wrap in do { ... } while (0).
14551 (CONST_COSTS): Whitespace.
14552 (RTX_COSTS): Add paramethesis, whitespace and wrap.
14553 (REGISTER_MOVE_COST): Add parenthesis.
14554 (MEMORY_MOVE_COST): Likewise.
14555 (EXTRA_CC_MODES): Whitespace.
14556 (SELECT_CC_MODE): Add parenthesis and whitespace.
14557 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
14558 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
14559 (ASM_OUTPUT_LABEL): Add paramethesis.
14560 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
14561 (ASM_OUTPUT_REG_POP): Likewise.
14562 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
14563 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14565 * config/i386/i386.c: Update copyright.
14566 (CHECK_STACK_LIMIT): Add parenthesis.
14567 (AT_BP): Uppercase macro parameter.
14568 (x86_64_int_parameter_registers): Constify.
14569 (x86_64_int_return_registers): Likewise.
14570 (ix86_compare_op0): Use rtx.
14571 (construct_container): Constify INTREG parameter.
14572 (function_arg): Use rtx.
14574 * diagnostic.h: Update copyright date.
14575 (output_buffer_state): Add parenthesis.
14576 (output_buffer_format_args): Likewise.
14578 * combine.c (combine_instructions): Replace XEXP (links, 0)
14579 with link.
14581 2002-01-06 H.J. Lu <hjl@gnu.org>
14583 * cfgcleanup.c (thread_jump): Fix 2 typos.
14585 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
14587 * config.gcc: Add support for --enable-altivec.
14589 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14591 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
14593 2002-01-06 Jakub Jelinek <jakub@redhat.com>
14595 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
14596 __objc_class_name_*.
14598 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
14600 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
14602 2002-01-06 Richard Henderson <rth@redhat.com>
14604 * reorg.c (emit_delay_sequence): Remove death notes, not merely
14605 nop them out. Increment label reference count for REG_LABEL.
14606 (fill_slots_from_thread): Frob label reference count around
14607 delete_related_insns.
14609 2002-01-05 Richard Henderson <rth@redhat.com>
14611 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
14612 jump threading.
14614 2002-01-05 Richard Henderson <rth@redhat.com>
14616 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
14617 * integrate.c (output_inline_function): Likewise.
14618 * toplev.c (rest_of_compilation): Do it here instead. Move call
14619 to remove_unnecessary_notes after emitting abstract instance.
14620 Force an emitted nested function to have its parent emited as well.
14621 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
14622 for null.
14623 (rtl_for_decl_location): Do not look at reload data structures
14624 before reload has run.
14626 2002-01-05 Kazu Hirata <kazu@hxi.com>
14628 * cse.c: Fix formatting.
14629 * dwarf2asm.c: Likewise.
14630 * dwarf2out.c: Likewise.
14631 * explow.c: Likewise.
14632 * expmed.c: Likewise.
14633 * function.c: Likewise.
14634 * gcov.c: Likewise.
14635 * gencheck.c: Likewise.
14636 * genrecog.c: Likewise.
14637 * ggc-common.c: Likewise.
14638 * ggc-page.c: Likewise.
14639 * global.c: Likewise.
14641 2002-01-05 Kazu Hirata <kazu@hxi.com>
14643 * combine.c: Fix formatting.
14645 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
14647 PR middle-end/1557
14648 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
14650 2002-01-05 David Edelsohn <edelsohn@gnu.org>
14652 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
14653 as 1 for __powerpc64__ as well.
14655 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
14657 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
14658 return it.
14660 2002-01-05 Daniel Berlin <dan@dberlin.org>
14662 * lcm.c: Revert change, due to performance regression it causes on
14663 SPEC because it's slightly more conservative (sigh, I hate
14664 edge-based LCM).
14666 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
14668 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
14670 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
14672 * doc/cppinternals.texi: Update.
14674 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
14676 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
14677 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
14678 negatives.
14679 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
14680 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
14681 kludge for pre-october-14th mmix versions to handle new-found bug
14682 with PUSHJ/PUSHGO and the register stack.
14683 * config/mmix/mmix.h (struct machine_function): Rename member
14684 has_call_value_without_parameters to has_call_without_parameters.
14685 All referers changed.
14686 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
14687 TARGET_MASK_BRANCH_PREDICT): New macros.
14688 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
14689 -mno-reg-stack-fill-bug-workaround.
14690 * config/mmix/mmix.md ("call"): Set struct machine member
14691 has_call_without_parameters.
14693 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
14695 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
14697 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
14699 * cfgcleanup.c: Include tm_p.h
14700 (mark_effect): Fix handling of hard register; fix handling of SET
14702 2002-01-04 Kazu Hirata <kazu@hxi.com>
14704 * config/h8300/h8300.md (anonymous patterns): Check that
14705 operands are registers before using REGNO on them.
14707 2002-01-03 Roland McGrath <roland@frob.com>
14709 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
14711 2002-01-04 Jakub Jelinek <jakub@redhat.com>
14713 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
14714 * c-common.h (genrtl_expr_stmt_value): Likewise.
14715 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
14716 (expand_expr_stmt_value): Add maybe_last argument.
14717 Don't warn about statement with no effect if it is the last statement
14718 in expression statement.
14719 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
14720 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
14721 expand_expr_stmt_value.
14722 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
14723 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
14724 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
14725 as maybe_last to expand_expr_stmt_value.
14727 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
14729 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
14730 be passed in, do not build it.
14731 (c_begin_if_stmt): New function.
14732 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14733 * c-common.h (c_expand_start_cond): Update prototype.
14734 (c_begin_if_stmt): Prototype new function.
14735 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
14736 * c-parse.in (if_prefix): Use c_begin_if_stmt,
14737 c_begin_while_stmt and c_finish_while_stmt_cond.
14739 2002-01-04 William Cohen <wcohen@redhat.com>
14741 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
14742 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14743 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14744 * config/pa/som.h (ASM_FILE_START): Likewise.
14746 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
14748 * lcm.c: Include df.h.
14749 Add available_transfer_function prototype.
14750 (compute_available): Rework to use iterative dataflow framework.
14751 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
14752 with bb_info in df.h
14753 (available_transfer_function): New function.
14755 * Makefile.in (lcm.o): add df.h to dependencies.
14757 2002-01-04 Richard Henderson <rth@redhat.com>
14759 * config/alpha/alpha.c (some_operand): Accept HIGH.
14760 (input_operand): Likewise; accept simple references to globals.
14761 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
14762 (alpha_const_double_ok_for_letter_p): Likewise.
14763 (alpha_extra_constraint): Likewise.
14764 (alpha_preferred_reload_class): Likewise. Do not force
14765 symbolic constants to memory.
14766 (alpha_legitimate_address_p): Accept simple references
14767 to small_symbolic_operand.
14768 (alpha_legitimize_address): New arg scratch. Be prepared to be
14769 called when no_new_pseudos. Emit simple symbolic references.
14770 Split integers into low, high, and rest.
14771 (alpha_expand_mov): Use alpha_legitimize_address.
14772 (some_small_symbolic_mem_operand): New.
14773 (split_small_symbolic_mem_operand): New.
14774 * config/alpha/alpha-protos.h: Update.
14775 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
14776 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14777 (EXTRA_CONSTRAINT): Likewise.
14778 (PREFERRED_RELOAD_CLASS): Likewise.
14779 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
14780 (PREDICATE_CODES): Update.
14781 * config/alpha/alpha.md: New post-reload splitters to convert
14782 simplfied symbolic operands to the form that references $29.
14783 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
14784 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
14786 2002-01-03 Richard Henderson <rth@redhat.com>
14788 * local-alloc.c (function_invariant_p): Update commentary.
14790 2002-01-04 H.J. Lu <hjl@gnu.org>
14792 * toplev.c (rest_of_compilation): Fix a typo when calling
14793 cleanup_cfg.
14795 2002-01-03 Kazu Hirata <kazu@hxi.com>
14797 * c-common.c: Fix formatting.
14798 * diagnostic.c: Likewise.
14799 * doloop.c: Likewise.
14800 * dwarf2out.c: Likewise.
14802 2002-01-03 Kazu Hirata <kazu@hxi.com>
14804 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
14805 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
14807 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14809 * cpperror.c: Update comments and copyright.
14810 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
14811 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
14813 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
14815 * collect2.c (main): Use strcmp when testing for "-shared".
14817 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14819 * cppmacro.c: Don't include intl.h. Update comments.
14820 (new_number_token): Allocate enough buffer for 64-bit unsigned
14821 integers; update prototype.
14822 * cppmain.c: Update comments.
14824 2002-01-03 William Cohen <wcohen@redhat.com>
14826 * function.h (struct function): Add profile.
14827 (current_function_profile): New.
14828 doc/extend.texi: Update documentation.
14829 * final.c (final_start_function): Use current_function_profile
14830 instead of profile_flag.
14831 (profile_after_prologue): Likewise.
14832 * function.c (expand_function_start): Likewise.
14833 (expand_function_start): Likewise.
14834 * config/alpha/alpha.c (direct_call_operand):
14835 (alpha_does_function_need_gp): Likewise.
14836 (alpha_expand_prologue): Likewise.
14837 * config/arm/arm.c (arm_expand_prologue): Likewise.
14838 thumb_expand_prologue: Likewise.
14839 * config/d30v/d30v.c (d30v_stack_info): Likewise.
14840 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
14841 (fr30_expand_prologue): Likewise.
14842 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
14843 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
14844 * config/i386/i386.h (FINALIZE_PIC): Likewise.
14845 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
14846 * config/i960/i960.c (i960_output_function_prologue): Likewise.
14847 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
14848 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
14849 (m32r_expand_prologue): Likewise.
14850 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
14851 (m88k_expand_prologue): Likewise.
14852 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
14853 * config/mips/mips.c (compute_frame_size): Likewise.
14854 (mips_expand_prologue): Likewise.
14855 (mips_can_use_return_insn): Likewise.
14856 * config/pa/elf.h (ASM_FILE_START): Likewise.
14857 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14858 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14859 * config/pa/som.h (ASM_FILE_START): Likewise.
14860 * config/romp/romp.c (romp_using_r14): Likewise.
14861 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
14862 (rs6000_stack_info): Likewise.
14863 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14864 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
14865 * config/v850/v850.c (compute_register_save_size): Likewise.
14867 2002-01-03 Jakub Jelinek <jakub@redhat.com>
14869 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
14870 gen_lowpart_common fails, use gen_lowpart_SUBREG.
14872 2002-01-03 Turly O'Connor <turly@apple.com>
14874 * darwin.c (machopic_output_possible_stub_label): Don't generate
14875 stub routines for pseudo-stubs which we've just defined.
14877 2002-01-03 Kazu Hirata <kazu@hxi.com>
14879 * builtins.c: Fix formatting.
14880 * c-typeck.c: Likewise.
14881 * combine.c: Likewise.
14882 * expr.c: Likewise.
14883 * loop.c: Likewise.
14885 2002-01-03 Andreas Schwab <schwab@suse.de>
14887 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
14888 and return true if _cpp_push_next_buffer pushed a new include
14889 file.
14890 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
14891 _cpp_pop_file_buffer did not push a new file.
14892 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
14894 2002-01-02 Eric Christopher <echristo@redhat.com>
14896 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
14897 FIND_REG_INC_NOTE call. Update copyright.
14898 * loop.c (canonicalize_condition): Ditto.
14899 * reorg.c (delete_scheduled_jump): Ditto.
14901 2002-01-03 Kazu Hirata <kazu@hxi.com>
14903 * gcse.c: Fix formatting.
14905 2002-01-03 Graham Stott <grahams@redhat.com>
14907 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
14908 forward defs for struct tags rtx_def, union_tree, rtvec_def
14909 also output corresponding typedefs for rtx, tree, and rtvec.
14911 * system.h: Move forward defs for struct tags rtx_def, union_tree,
14912 rtvec_def along with corresponding typedefs for rtx, tree, and
14913 rtvec to config.h, hconfig.h, tconfig.h.
14915 2002-01-03 Graham Stott <grahams@redhat.com>
14917 * tree.h: Update copyright date.
14918 (IS_EXPR_CODE_CLASS): Add parenthesis.
14919 (TREE_SET_CODE): Add whitespace.
14920 (TREE_CHECK): Add parenthesis.
14921 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
14922 (CST_OR_CONSTRUCTOR_CHECK):
14923 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
14924 (TREE_SYMBOL_REFERENCED): Whitespace.
14925 (INT_CST_LT): Likewise.
14926 (INT_CST_LT_UNSIGNED): Likewise.
14927 (tree_real_cst): Unwrap comment.
14928 (tree_string): Likewise.
14929 (tree_complex): Likewise.
14930 (IDENTIFIER_POINTER): correct cast.
14931 (SAVE_EXPR_CONTEXT): Whitespace.
14932 (EXPR_WFL_FILENAME_NODE): Likewise.
14933 (EXPR_WFL_FILENAME): Remove parenthesis.
14934 (DECL_ORIGIN): Add parenthesis.
14935 (DECL_FROM_INLINE): Use NULL_TREE.
14936 (build_int_2): Whitespace.
14937 (build_type_variant): Add parenthesis.
14939 * gcc/jcf-parse.c: Update copyright date.
14940 (yyparse): Constify resource_filename.
14942 2002-01-03 Graham Stott <grahams@redhat.com>
14944 * rtl.h: Update copyright date.
14945 (RTL_CHECK1): Wrap long line.
14946 (RTL_CHECK2): Likewise.
14947 (RTL_CHECKC1): Wrap long line and whitespace.
14948 (RTL_CHECKC2): Likewise.
14949 (XWINT): Whitespace.
14950 (XINT): Likewise.
14951 (XSTR): Likewise.
14952 (XEXP): Likewise.
14953 (XVEC): Likewise.
14954 (XMODE): Likewise.
14955 (XBITMAP): Likewise.
14956 (XTREE): Likewise.
14957 (XBBDEF): Likewise.
14958 (XTMPL): Likewise.
14959 (X0WINT): Likewise.
14960 (X0INT):Likewise.
14961 (X0UINT): Likewise.
14962 (X0STR): Likewise.
14963 (X0EXP): Likewise.
14964 (X0VEC): Likewise.
14965 (X0MODE): Likewise.
14966 (X0BITMAP): Likewise.
14967 (X0TREE): Likewise.
14968 (X0BBDEF): Likewise.
14969 (X0ADVFLAGS): Likewise.
14970 (X0CSELIB): Likewise.
14971 (X0MEMATTR): Likewise.
14972 (XCWINT): Likewise.
14973 (XCINT): Likewise.
14974 (XCUINT): Likewise.
14975 (XCSTR): Likewise.
14976 (XCEXP): Likewise.
14977 (XCVEC): Likewise.
14978 (XCMODE): Likewise.
14979 (XCBITMAP): Likewise.
14980 (XCTREE): Likewise.
14981 (XCBBDEF): Likewise.
14982 (XCADVFLAGS): Likewise.
14983 (XCCSELIB): Likewise.
14984 (XC2EXP): Likewise.
14985 (INSN_UID): Likewise.
14986 (PREV_INSN): Likewise.
14987 (PATTERN): Likewise.
14988 (INSN_CODE): Likewise.
14989 (PUT_REG_NOTE_KIND): Likewise.
14990 (CODE_LABEL_NUMBER): Likewise.
14991 (NOTE_SOURCE_FILE): Likewise.
14992 (NOTE_BLOCK): Likewise.
14993 (NOTE_EH_HANDLER): Likewise.
14994 (NOTE_RANGE_INFO): Likewise.
14995 (NOTE_LIVE_INFO): Likewise.
14996 (NOTE_BASIC_BLOCK): Likewise.
14997 (NOTE_EXPECTED_VALUE): Likewise.
14998 (NOTE_LINE_NUMBER): Likewise.
14999 (LABEL_NAME): Likewise.
15000 (LABEL_NUSES): Likewise.
15001 (LABEL_ALTERNATE_NAME): Likewise.
15002 (ADDRESSOF_DECL): Likewise.
15003 (JUMP_LABEL): Likewise.
15004 (LABEL_NEXTREF): Likewise.
15005 (REGNO): Likewise.
15006 (ORIGINAL_REGNO: Likewise.
15007 (HARD_REGISTER_NUM_P): Add parenthesis.
15008 (SUBREG_REG): Whitespace.
15009 (SUBREG_BYTE): Likewise.
15010 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
15011 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
15012 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
15013 (ASM_OPERANDS_INPUT_VEC): Likewise.
15014 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
15015 (ASM_OPERANDS_INPUT): Likewise.
15016 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
15017 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
15018 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
15019 (ASM_OPERANDS_INPUT_MODE): Likewise.
15020 (ASM_OPERANDS_SOURCE_FILE): Likewise.
15021 (ASM_OPERANDS_SOURCE_LINE): Likewise.
15022 (MEM_SET_IN_STRUCT_P): Minor reformat.
15023 (TRAP_CONDITION): Whitespace.
15024 (TRAP_CODE): Likewise.
15025 (COND_EXEC_TEST): Likewise.
15026 (COND_EXEC_CODE): Likewise.
15027 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
15028 (PHI_NODE_P): Add parenthesis.
15029 (plus_constant): Whitespace and add parenthesis.
15031 2002-01-03 Kazu Hirata <kazu@hxi.com>
15033 * config/avr/avr.c: Fix comment typos.
15034 * config/c4x/c4x.md: Likewise.
15035 * config/dsp16xx/dsp16xx.h: Likewise.
15036 * config/dsp16xx/dsp16xx.md: Likewise.
15037 * config/i386/i386.md: Likewise.
15038 * config/ia64/ia64.c: Likewise.
15039 * config/m32r/m32r.h: Likewise.
15040 * config/m68hc11/m68hc11.md: Likewise.
15041 * config/mmix/mmix.c: Likewise.
15042 * config/mn10200/mn10200.c: Likewise.
15043 * config/romp/romp.c: Likewise.
15044 * config/sh/sh.c: Likewise.
15045 * config/stormy16/stormy16.c: Likewise.
15046 * config/stormy16/stormy16.h: Likewise.
15047 * config/stormy16/stormy16.md: Likewise.
15049 2002-01-03 Graham Stott <grahams@redhat.com>
15051 * loop.h: Update copyright date.
15052 (LOOP_MOVABLES): Fix typo.
15053 (LOOP_REGS): Likewise.
15054 (LOOP_IVS): Likewise.
15056 2002-01-03 Graham Stott <grahams@redhat.com>
15058 * cppinit.c: Update copyright date.
15059 Don't include output.h
15060 * Makefile.in: Update copyright date.
15061 Update dependency.
15063 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
15065 PR c/5226
15066 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
15067 (-pthread) Add to RS/6000 options.
15069 2002-01-02 Kazu Hirata <kazu@hxi.com>
15071 * except.c: Fix comment typos.
15072 * loop.c: Likewise.
15073 * varasm.c: Likewise.
15074 * doc/tm.texi: Fix a typo.
15076 2002-01-02 Jakub Jelinek <jakub@redhat.com>
15078 * c-typeck.c (output_init_element): Allow initializing static storage
15079 duration objects with compound literals.
15081 2002-01-02 Richard Henderson <rth@redhat.com>
15083 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
15084 after abusing it.
15086 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15088 * gcc.c (default_compilers): Const-ify.
15089 * mips-tdump.c (stab_names): Likewise.
15090 * mips-tfile.c (map_coff_types, map_coff_storage,
15091 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
15092 pseudo_ops_t, pseudo_ops): Likewise.
15093 * protoize.c (default_include): Likewise
15095 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
15096 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
15097 Add array size in declaration.
15098 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
15099 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
15100 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
15101 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
15102 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
15103 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
15104 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
15105 emtens, make_nan): Const-ify.
15106 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
15107 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
15109 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
15111 * config.gcc (ia64-*-*): Set extra_headers.
15112 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
15113 * config/alpha/t-osf: Remove.
15114 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
15116 2002-01-02 David Edelsohn <edelsohn@gnu.org>
15118 * config/rs6000/t-aix43: Revert previous change.
15120 2002-01-02 Jason Merrill <jason@redhat.com>
15122 * c-decl.c (c_expand_body): Call outlining_inline_function when
15123 emitting an inline function out of line.
15125 2002-01-02 Richard Henderson <rth@redhat.com>
15127 * dwarf2out.c (limbo_die_node): Add created_for member.
15128 (new_die): New argument created_for. Update all callers.
15129 (mark_limbo_die_list): New.
15130 (dwarf2out_init): Register limbo_die_list as a root.
15131 (dwarf2out_finish): Force insert limbo dies into their function
15132 context.
15134 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
15136 PR c++/5089
15137 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
15139 2002-01-02 Kazu Hirata <kazu@hxi.com>
15141 * config/h8300/fixunssfsi.c: Update copyright.
15142 Fix comment typos.
15143 Fix formatting.
15144 * config/h8300/h8300.c: Update copyright.
15145 Eliminate warnings.
15147 2002-01-02 Kazu Hirata <kazu@hxi.com>
15149 * config/romp/romp.c: Fix comment formatting.
15150 * config/romp/romp.h: Likewise.
15151 * config/romp/romp.md: Likewise.
15152 * config/s390/s390.c: Likewise.
15153 * config/stormy16/stormy16.c: Likewise.
15154 * config/stormy16/stormy16.h: Likewise.
15156 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
15158 * c-common.h (genrtl_expr_stmt_value): Declare.
15159 * c-semantics.c (genrtl_goto_stmt): Redirect to...
15160 (genrtl_goto_stmt_value): ... this new function. Pass new
15161 argument down to expand_expr_stmt_value, taking
15162 TREE_ADDRESSABLE into account.
15163 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
15164 STMT_EXPR as addressable, i.e., one whose result we want.
15165 * expr.c (expand_expr): Don't save expression statement value
15166 of labeled_blocks or loop_exprs.
15167 * stmt.c (expand_expr_stmt): Redirect to...
15168 (expand_expr_stmt_value): ... this new function. Use new
15169 argument to tell whether to save expression value.
15170 (expand_end_stmt_expr): Reset last_expr_type and
15171 last_expr_value if we don't have either.
15172 * tree-inline.c (declare_return_variable): Mark its use
15173 statement as addressable.
15174 * tree.h: Document new use of TREE_ADDRESSABLE.
15175 (expand_expr_stmt_value): Declare.
15177 2002-01-01 Tom Rix <trix@redhat.com>
15179 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
15180 rs6000_emit_allocate_stack.
15182 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
15184 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
15185 ${srcdir}/ginclude/ to every entry in extra_headers.
15186 * configure: Regenerate.
15187 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
15188 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
15189 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
15190 * ginclude/proto.h: Rename to config/convex/proto.h.
15192 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15194 * attribs.c (handle_vector_size_attribute): Use host_integerp
15195 and tree_int_cst; remove warnings.
15196 * caller-save.c (insert_restore): Add cast to get rid of warning.
15197 (insert_save): Likewise.
15198 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
15199 * regmove.c (find_matches): Add temporary var to kill a warning.
15201 2002-01-01 Douglas B Rupp <rupp@gnat.com>
15203 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
15204 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
15205 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
15206 (vms-dwarf2eh.o): Add Makefile rule.
15207 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
15208 * config/alpha/vms-dwarf2eh.asm: New file.
15210 * gcc.c (delete_if_ordinary): Delete all versions.
15212 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
15214 * config/mmix/mmix.md: Update FIXME to not mention
15215 define_constants.
15216 (MMIX_rJ_REGNUM): New define_constants constant.
15217 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
15218 "*movdicc_real"): Adjust contraints formatting.
15219 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
15220 for branch prediction.
15221 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
15222 output template.
15223 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
15224 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
15225 number. Delete related FIXMEs.
15226 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
15227 from number to MMIX_rJ_REGNUM.
15228 (TARGET_MASK_BRANCH_PREDICT): New.
15229 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
15230 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
15231 value. Add -mbranch-predict and -mno-branch-predict.
15232 (TARGET_VERSION): Drop date.
15233 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
15234 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
15235 for finding out global symbols.
15236 (mmix_asm_output_labelref): Revert condition for global symbol.
15237 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
15238 (mmix_print_operand_punct_valid_p): A '+' is valid.
15240 See ChangeLog.6 for earlier changes.