1 2004-07-14 Ben Elliston <bje@au.ibm.com>
5 2004-07-13 Richard Henderson <rth@redhat.com>
7 * target.h (struct gcc_target): Add calls.pass_by_reference.
8 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
9 * function.c (pass_by_reference): Use the hook.
10 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
11 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
12 (hook_pass_by_reference_must_pass_in_stack): New.
13 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
14 (alpha_pass_by_reference): New.
15 (TARGET_PASS_BY_REFERENCE): New.
16 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
17 * config/arc/arc.c (arc_pass_by_reference): New.
18 (TARGET_PASS_BY_REFERENCE): New.
19 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20 (FUNCTION_ARG_CALLEE_COPIES): True.
21 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
22 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
23 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
24 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
25 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
26 * config/cris/cris.c (cris_pass_by_reference): New.
27 (TARGET_PASS_BY_REFERENCE): New.
28 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
29 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
30 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
31 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
32 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
33 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
34 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
35 (frv_function_arg_pass_by_reference): Remove.
36 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
37 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
38 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
39 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
40 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
41 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
42 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
43 (ia64_pass_by_reference): Rename from
44 ia64_function_arg_pass_by_reference.
45 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
46 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
47 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
48 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
49 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
50 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
51 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
52 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
53 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
54 (m32r_pass_by_reference): Adjust prototype. Make static.
55 Handle mode sizes correctly.
56 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
57 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
58 (m68hc11_function_arg_pass_by_reference): Remove.
59 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
60 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
61 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
62 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
63 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
64 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
65 (mips_va_arg): Use pass_by_reference.
66 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
67 Handle mode sizes correctly.
68 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
69 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
70 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
71 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
72 (mmix_pass_by_reference): Rename from
73 mmix_function_arg_pass_by_reference.
74 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
75 (FUNCTION_ARG_CALLEE_COPIES): True.
76 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
77 (mn10300_pass_by_reference): New.
78 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
79 (FUNCTION_ARG_CALLEE_COPIES): True.
80 * config/pa/pa.c (pa_pass_by_reference): New.
81 (TARGET_PASS_BY_REFERENCE): New.
82 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
83 (FUNCTION_ARG_CALLEE_COPIES): True.
84 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
85 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
86 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
87 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
88 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
89 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
90 (s390_pass_by_reference): Rename from
91 s390_function_arg_pass_by_reference.
92 (s390_function_arg_advance): Don't query pass-by-ref.
93 (s390_function_arg): Likewise.
94 (s390_gimplify_va_arg): Use pass_by_reference.
95 (s390_call_saved_register_used): Likewise.
96 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
97 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
98 (shcompact_byref, sh_pass_by_reference): New.
99 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
100 (SHCOMPACT_BYREF): Remove.
101 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
102 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
103 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
104 (sparc_gimplify_va_arg): Use pass_by_reference.
105 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
106 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
107 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
108 (v850_pass_by_reference): New.
109 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
110 (FUNCTION_ARG_CALLEE_COPIES): True.
111 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
112 FUNCTION_ARG_PASS_BY_REFERENCE docs.
114 2004-07-14 Richard Henderson <rth@redhat.com>
115 Richard Sandiford <rsandifo@redhat.com>
117 * config/mips/mips-protos.h (mips_va_arg): Delete.
118 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
119 * config/mips/mips.c: Include tree-gimple.h.
120 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
121 (mips_arg_info): Remove special handling of must_pass_in_stck args.
122 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
123 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
125 2004-07-13 Bob Wilson <bob.wilson@acm.org>
127 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
128 arguments for COND_EXPR in big-endian adjustment code.
130 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
132 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
133 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
134 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
135 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
137 2004-07-13 Diego Novillo <dnovillo@redhat.com>
139 PR tree-optimization/16443
140 * tree-ssa-alias.c: Add more description for
141 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
142 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
143 clobbering of call-clobbered and addressable variables. If
144 there are any before aliases have been computed, add them.
146 2004-07-13 Diego Novillo <dnovillo@redhat.com>
148 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
151 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
153 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
154 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
157 2004-07-13 Per Bothner <per@bothner.com>
159 * collect2.c (main): Handle --no-demangle and --demangle flags.
161 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
163 * Makefile.in (OBJS-common): Add tree-data-ref.o.
164 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
165 (tree-data-ref.o): New rule.
166 * lambda.h: New file.
167 * tree-data-ref.c: New file.
168 * tree-data-ref.h: New file.
169 * tree.c (int_cst_value, tree_fold_gcd): New functions.
170 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
172 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
175 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
176 * config/sparc/sparc.c (output_ubranch): New function.
177 * config/sparc/sparc.md (jump pattern): Use it.
179 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
182 * config/sparc/sparc.c (output_cbranch): Properly guard
183 the code handling far branches with TARGET_V9.
184 * config/sparc/sparc.md (length attribute): Document the
185 side-effect of having a length greater or equal to 3.
187 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
188 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
191 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
192 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
194 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
195 Martin Sebor <sebor@roguewave.com>
198 * doc/invoke.texi (SPARC options): Document -threads
199 and -pthreads on Solaris.
201 2004-07-13 Richard Henderson <rth@redhat.com>
203 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
205 (ind_gimplify_va_arg_expr): Remove.
206 * tree.h (ind_gimplify_va_arg_expr): Remove.
207 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
208 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
211 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
212 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
213 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
214 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
215 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
217 2004-07-13 Richard Henderson <rth@redhat.com>
219 * function.c (pass_by_reference): New.
220 (assign_parm_find_data_types): Use it.
221 * calls.c (initialize_argument_information): Likewise.
222 (emit_library_call_value_1): Likewise.
223 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
224 * function.h (pass_by_reference): Declare.
226 2004-07-13 Richard Henderson <rth@redhat.com>
228 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
229 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
230 * expr.h (MUST_PASS_IN_STACK): Remove.
231 * system.h (MUST_PASS_IN_STACK): Poison.
232 * tree.h (must_pass_in_stack_var_size): Declare.
233 (must_pass_in_stack_var_size_or_pad): Declare.
234 * calls.c (must_pass_in_stack_var_size): New.
235 (must_pass_in_stack_var_size_or_pad): Rename from
236 default_must_pass_in_stack.
237 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
238 (TARGET_MUST_PASS_IN_STACK): New.
239 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
240 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
241 (TARGET_MUST_PASS_IN_STACK): New.
242 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
243 * config/frv/frv.c (frv_must_pass_in_stack): New.
244 (TARGET_MUST_PASS_IN_STACK): New.
245 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
246 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
247 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
248 (ix86_must_pass_in_stack): Make static.
249 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
250 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
251 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
252 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
253 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
254 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
255 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
256 (mcore_must_pass_on_stack): Remove.
257 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
258 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
259 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
260 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
261 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
262 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
263 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
264 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
265 (TARGET_MUST_PASS_IN_STACK): New.
266 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
267 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
268 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
269 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
270 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
271 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
272 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
275 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
276 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
277 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
278 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
279 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
280 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
281 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
282 config/xtensa/xtensa.c: Use target hook.
284 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
286 * configure.ac (gcc_cv_as_offsetable_lo10: Fix a typo.
287 * configure: Rebuilt.
289 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
291 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
292 * config/mips/mips.h (mips_reg_names): Don't declare.
293 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
294 (TARGET_NAME_REGS): Delete.
295 (TARGET_SWITCHES): Remove -mrnames.
296 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
297 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
299 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
300 (override_options): Remove handling of TARGET_NAME_REGS.
302 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
304 * config/mips/mips.h (TARGET_*): Boolify.
306 2004-07-12 Nick Clifton <nickc@redhat.com>
308 * config.gcc: Add sh-*-symbianelf target.
309 * config/sh/sh.c: Add new target macros:
310 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
311 TARGET_CXX_IMPORT_EXPORT_CLASS.
312 (sh_file_start): Create a definition of the .directive section.
313 (sh_attribute): Add dllimport and dllexport attributes.
314 * config/sh/symbian-pre.h: New file.
315 * config/sh/symbian-post.h: New file.
316 * config/sh/symbian.c: New file. Contains Symbian specific
318 * config/sh/sh-protos.h: Add prototypes for new functions
319 provided by symbian.c.
320 * config/sh/t-symbian: New file.
321 * doc/extend.texi: Document support for dllimport and dllexport
322 attributes by the sh-symbianelf target.
324 2004-07-12 James E Wilson <wilson@specifixinc.com>
326 * Makefile.in (AR): Use @AR@ not ar.
328 (AR_FOR_TARGET): Use $(AR) not ar for native.
329 (NM_FOR_TARGET): Use $(NM) not nm for native.
330 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
331 * configure: Regenerate.
333 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
335 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
337 (ashldi3_sp64): Likewise.
339 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
342 * pa.c (function_arg): Update comment.
343 * pa.h (BLOCK_REG_PADDING): Define.
345 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
347 PR tree-optimization/16461
348 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
349 arguments of phi nodes.
351 2004-07-12 Devang Patel <dpatel@apple.com>
353 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
355 2004-07-12 Steve Ellcey <sje@cup.hp.com>
357 * function.c (expand_function_start): Ensure r_save is in Pmode.
358 * calls.c (prepare_call_address): Ensure static_chain_value is
360 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
361 r_save_area are in Pmode.
362 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
363 fnaddr, and static_chain are in Pmode.
365 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
368 * config/ia64/ia64.c (bundling): Don't count ignored insns.
370 2004-07-12 Richard Henderson <rth@redhat.com>
372 * target.h (struct gcc_target): Move gimplify_va_arg_expr
373 next to build_builtin_va_list.
374 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
375 * builtins.c (gimplify_va_arg_expr): Likewise.
376 * gimplify.c (copy_if_shared_r): Likewise.
378 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
380 * passes.c (rest_of_decl_compilation): Don't defer call of
381 assemble_variable if its DECL_RTL is already set.
383 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
385 * cfgloop.h (struct loop): Add nb_iterations field.
386 (current_loops): Declare.
387 * tree-chrec.c (chrec_not_analyzed_yet,
388 chrec_dont_know, chrec_known, count_ev_in_wider_type,
389 chrec_contains_symbols_defined_in_loop): Remove the temporary
391 * tree-flow-inline.h (loop_containing_stmt): New function.
392 * tree-scalar-evolution.c: Add implementation.
393 * tree-scalar-evolution.h: Add declarations.
395 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
397 PR rtl-optimization/15921
398 * Makefile.in (global.o): Add recog.h.
400 * global.c (recog.h): Add the include-clause.
401 (bb_info): New member earlyclobber.
402 (allocate_bb_info, free_bb_info): Initialize/finish the new
404 (earlyclobber_regclass, earlyclobber_regclass_length): The new
406 (check_earlyclobber, regclass_intersect,
407 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
409 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
410 (make_accurate_live_analysis): Modify pavin.
412 2004-07-12 Diego Novillo <dnovillo@redhat.com>
414 * tree-cfg.c (find_taken_edge): Statically compute the truth
415 value of a predicate comparing an SSA_NAME to itself.
417 2004-07-12 Roger Sayle <roger@eyesopen.com>
419 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
420 rs6000 doesn't have shift-and-add or shift-and-sub instructions
421 by returning the cost of a multiplication plus an addition.
423 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
425 PR tree-optimization/14107
426 * gimplify.c (gimplify_return_expr): Accept a
427 RETURN_EXPR with an error argument.
428 * tree-optimize.c (init_tree_optimization_passes):
429 Run pass_warn_function_return at -O0.
431 2004-07-12 Roger Sayle <roger@eyesopen.com>
433 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
436 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
438 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
439 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
440 * config/mips/3000.md: Add copyright notice. Remove automota and
441 function units; use generic ones instead. Only define reservations
442 for things that are different from generic.md. Extend each clause
444 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
445 * config/mips/mips.md: Include them. Remove define_function_units.
446 (alu, imuldiv): New automata and units.
448 2004-07-12 Ben Elliston <bje@au.ibm.com>
450 * doc/invoke.texi (Optimize Options): Document -frename-registers
451 not being enabled by default at -O3.
453 2004-07-11 Roger Sayle <roger@eyesopen.com>
455 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
456 floating point additions, to keep real immediate constant positive.
457 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
458 into X + C, and leave positive real constants as X - C.
460 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
462 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
464 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
466 PR tree-optimization/15654
467 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
469 2004-07-11 Roger Sayle <roger@eyesopen.com>
471 * builtins.c (fold_builtin_fputs): Don't bother converting the
472 return type to integer_type_node, as we've already checked that
473 the result will be ignored.
475 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
476 that signed addition, subtraction, multiplication, division,
477 remainder, negation and absolute value may potentially trap.
479 * fold-const.c (fold_ignored_result): New function to strip
480 non-side-effecting tree nodes from an expression whose result
482 (fold_convert): Call fold_ignored_result when casting a value
484 (omit_one_operand): Call fold_ignored_result on the "omitted"
485 operand when building a COMPOUND_EXPR.
486 (pedantic_omit_one_operand): Likewise.
487 * tree.h (fold_ignored_result): Prototype here.
488 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
489 when we're going to ignore the result.
491 2004-07-11 Richard Henderson <rth@redhat.com>
494 * tree-ssa-ccp.c (fold_stmt_r): Split out...
495 * tree.c (fields_compatible_p, find_compatible_field): ... new.
496 * tree.h (fields_compatible_p, find_compatible_field): Declare.
497 * tree-sra.c (sra_hash_tree): Hash fields by offset.
498 (sra_elt_eq): Use fields_compatible_p.
499 (generate_one_element_ref): Use find_compatible_field.
501 2004-07-11 Richard Henderson <rth@redhat.com>
504 * tree-sra.c (generate_one_element_init): New.
505 (generate_element_init): Use it.
506 (scalarize_init): Push/pop gimplify context around it.
507 (find_new_referenced_vars_1, find_new_referenced_vars): New.
508 * gimplify.c (gimplify_expr): Allow SSA_NAME.
510 2004-07-11 Roger Sayle <roger@eyesopen.com>
512 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
513 combine.c's combine_insn_cost.
514 * rtl.h (insn_rtx_cost): Prototype here.
515 * combine.c (combine_insn_cost): Delete function.
516 (combine_validate_cost): Update callers of combine_insn_cost to
517 call insn_rtx_cost instead.
518 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
519 requesting the rtx_cost of call and/or jump instructions.
521 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
522 rtx_cost directly. Don't request/use the cost of call or jump
523 instructions. Return -1 if the cost of any instruction can't be
524 determined (or the BB contains a function call).
525 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
526 -1 (i.e. can't determine the cost of any instruction or the basic
527 block contains a subroutine call).
528 (find_if_case_2): Likewise.
530 2004-07-11 Roger Sayle <roger@eyesopen.com>
532 * rs6000.c (struct processor_costs): Change semantics of fields to
533 include the COST_N_INSNS scaling, and update all initializers.
534 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
535 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
536 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
537 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
539 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
541 * LANGUAGES: Remove obsolete information.
543 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
545 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
546 SIGBUS signal frames, the PSW address points *to* the faulting
547 instruction, not after it.
549 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
551 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
552 added to TLS symbol addresses.
554 2004-07-11 Richard Henderson <rth@redhat.com>
556 * expmed.c (init_expmed): Use stack-local structures for
557 temporary rtl. Don't recognize shifts.
559 2004-07-11 Richard Henderson <rth@redhat.com>
561 * expr.c (store_expr): Don't fiddle subreg promotion for types
562 with precision smaller than the mode.
564 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
566 * tree.h (all_types_permanent): Remove.
568 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
570 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
571 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
572 * langhooks.c (lhd_clear_binding_stack): Remove.
573 * langhooks-def.h (lhd_clear_binding_stack,
574 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
575 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
576 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
577 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
578 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
579 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
580 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
581 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
582 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
583 * tree.h (poplevel): Don't declare.
584 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
585 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
586 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
587 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
590 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
592 PR tree-optimization/16437
593 * c-common.c (shorten_compare): Don't mark result of conversion to
594 narrower signed type as overflowing.
595 * fold-const.c (decode_field_reference): Determine whether
596 signedness comes from outer type using precision rather than size.
598 2004-07-11 Phil Edwards <phil@codesourcery.com>
600 * configure.ac: Alphabetize --enable-checking list, add
601 missing valgrind entry.
602 * configure: Regenerate.
604 2004-07-11 Phil Edwards <phil@codesourcery.com>
606 * doc/install.texi (Testing): Fix syntax in "make check" example.
608 2004-07-10 James E Wilson <wilson@specifixinc.com>
610 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
612 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
614 PR rtl-optimization/16001
615 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
618 2004-07-10 Geoffrey Keating <geoffk@apple.com>
620 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
622 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
623 James Morrison <phython@gcc.gnu.org>
625 * doc/contrib.texi (Contributors): Add gfortran contributors and
626 fix a couple of typos.
628 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
630 PR rtl-optimization/15387
631 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
632 to incoming args space correctly.
634 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
636 * pa.c (output_indirect_call): Only use %r2 as the link register in
637 indirect calls with the long PA 2.0 pc-relative branch.
639 2004-07-10 Daniel Jacobowitz <dan@debian.org>
641 * config/i386/i386.c (override_options): Pick a 64-bit CPU
642 for the default tuning if TARGET_64BIT.
644 2004-07-10 Richard Henderson <rth@redhat.com>
646 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
647 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
649 2004-07-10 Jakub Jelinek <jakub@redhat.com>
651 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
652 * expmed.c (store_bit_field, extract_bit_field): Remove last
654 * builtins.c (expand_builtin_signbit): Adjust callers.
655 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
656 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
657 * ifcvt.c (noce_emit_move_insn): Likewise.
658 * stmt.c (expand_return): Likewise.
659 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
660 store_field, expand_expr_real_1): Likewise.
662 2004-07-10 Richard Henderson <rth@redhat.com>
664 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
666 2004-07-09 Mike Stump <mrs@apple.com>
668 * config/darwin.c (no_dead_strip): Add.
669 (HAVE_DEAD_STRIP): Add.
670 (darwin_emit_unwind_label): Ensure that we don't dead code strip
673 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
675 * tree-ssa-loop-im.c: New file.
676 * Makefile.in (tree-ssa-loop-im.o): Add.
677 * cfgloop.c (superloop_at_depth): New function.
678 * cfgloop.h (superloop_at_depth): Declare.
679 * common.opt (ftree-lim): New flag.
680 * expr.c (array_ref_up_bound): New function.
681 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
682 * timevar.def (TV_LIM): New timevar.
683 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
684 computing immediate uses of a phi node.
685 * tree-flow.h (struct tree_ann_common_d): Add aux field.
686 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
687 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
688 * tree-pass.h (pass_lim): Declare.
689 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
691 (pass_lim): New pass structure.
692 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
693 * tree.c (in_array_bounds_p): New function.
694 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
695 (in_array_bounds_p, array_ref_up_bound): Declare.
696 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
697 * doc/passes.texi (tree-ssa-loop-im.c): Document.
699 2004-07-09 Richard Henderson <rth@redhat.com>
701 * builtins.c (expand_builtin_stpcpy): Don't modify len.
703 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
706 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
708 * flags.h: Delete redundant prototypes that are being generated
709 in options.h from common.opt.
710 * common.opt: Add in the expository comments formerly in flags.h.
712 2004-07-09 Jan Beulich <jbeulich@novell.com>
714 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
715 available for use only when TARGET_MMX/_SSE is set, and check for
716 variable argument function if any register count is non-zero.
717 (function_arg): Correctly suppress repeated warnings for passing SSE
718 vectors are arguments without SSE enabled.
719 (ix86_function_arg_boundary): Without SSE enabled, the use of what
720 would be SSE register modes does no longer influence the alignment.
722 2004-07-09 Richard Henderson <rth@redhat.com>
724 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
725 Always align upward to arg boundary. Use size_in_bytes/round_up.
726 Maintain type-correctness of constants.
727 * stor-layout.c (round_up, round_down): Special-case powers of 2.
729 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
731 * config/sparc/sparc.c (*_costs): Scale instruction costs
733 (sparc_rtx_costs): Adjust as appropriate.
735 2004-07-09 Jan Beulich <jbeulich@novell.com>
737 * config/i386/mm3dnow.h: New.
738 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
740 2004-07-09 Richard Henderson <rth@redhat.com>
742 * simplify-rtx.c (simplify_const_relational_operation): Only
743 look at bounds of scalar integers.
745 2004-07-09 Jan Beulich <jbeulich@novell.com>
747 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
749 2004-07-09 Andrew Pinski <apinski@apple.com>
751 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
753 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
754 UOBJC_METACLASS_decl.
756 2004-07-09 James E Wilson <wilson@specifixinc.com>
759 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
760 do return a parallel if hfa_mode == XFmode and mode == TImode.
762 2004-07-09 Jan Beulich <jbeulich@novell.com>
764 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
765 permissible for unary plus.
767 2004-07-09 Jan Beulich <jbeulich@novell.com>
769 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
770 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
771 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
772 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
773 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
774 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
775 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
776 (BUILTIN_xxxIMAX): New.
777 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
778 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
781 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
783 * config/sparc/sparc.h (processor_costs): Define.
784 (sparc_costs): Declare.
785 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
786 hypersparc_costs, sparclet_costs, ultrasparc_costs,
787 ultrasparc3_costs): New.
788 (sparc_override_options): Set sparc_costs as appropriate.
789 (sparc_rtx_costs): Use sparc_costs instead of messy
792 2004-07-09 Steven Bosscher <stevenb@suse.de>
794 * doc/md.texi (Processor pipeline description): Mention that
795 the old pipeline description is deprecated.
797 * config/rs6000/7450.md (automaton ppc7450): Split up, move
798 mciu_7450 function unit to...
799 (automaton ppc7450mciu): ...new automaton.
801 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
802 (schedule_block): Don't consider inserting bubbles.
803 (sched_init): Don't initialize DFA bubbles.
804 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
805 TARGET_SCHED_DFA_BUBBLE): Remove.
806 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
807 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
808 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
810 * stmt.c (conditional_context): Remove prototype.
811 * tree.h (conditional_context): Remove.
812 * tree-cfg.c (pre_insert_on_edge): Remove.
814 * c-common.h (c_expand_asm_operands): Remove prototype.
815 * c-typeck.c (c_expand_asm_operands): Remove.
817 2004-07-09 Jan Beulich <jbeulich@novell.com>
819 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
820 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
821 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
822 and V8QI are class SSE. All sufficiently small remaining vector modes
823 must be passed in one or two integer registers.
824 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
826 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
827 __builtin_ia32_pmuludq128 have non-uniform argument and return types
828 and must thus be handled explicitly.
829 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
831 (movv8qi_internal, movv4hi_internal, movv2si_internal,
832 movv2sf_internal): Permit moving between MMX and XMM registers (since
833 MMX areguments and return values are passed in XMM registers).
834 (sse2_umulsidi3): Correct type and mode.
836 2004-07-09 Richard Henderson <rth@redhat.com>
838 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
840 2004-07-09 Eric Christopher <echristo@redhat.com>
842 * config/rs6000/40x.md: Split into two automatons.
844 2004-07-09 Zack Weinberg <zack@codesourcery.com>
845 Andrew Pinski <apinski@apple.com>
847 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
848 on when we have more than one input file.
849 (c_common_parse_file): Restore loop over all input files.
850 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
852 * c-decl.c (set_type_context): New function.
853 (pop_scope): Use it to set context of types. When we
854 encounter a TYPE_DECL, set the context of the attached type too.
855 (pop_file_scope): Don't call cpp_undef_all here.
856 (diagnose_mismatched_decls): Do not complain about a second
857 definition of an 'extern inline' function if it's not in the
858 same translation unit. Do not complain about inline
859 declaration after use if the use was in a different
861 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
862 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
864 (pushdecl_top_level): Likewise.
865 (grokdeclarator): Clarify what is going on with setting
866 DECL_EXTERNAL on function types, a little.
867 (c_write_global_declarations): Don't do anything if
868 -fsyntax-only or errors have been encountered.
870 2004-07-09 Zack Weinberg <zack@codesourcery.com>
872 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
874 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
877 * pa.c (output_indirect_call): Use %r2 as the link register when
878 calling $$dyncall with a pc-relative branch.
880 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
882 * doc/install.texi (Binaries): Mention OpenPKG.
884 2004-07-09 Diego Novillo <dnovillo@redhat.com>
886 Fix PR tree-optimization/15555
887 * tree-dfa.c (dump_variable): If the variable is a pointer
888 SSA_NAME, also dump its points-to information.
889 * tree-flow.h (struct ptr_info_def): Add field
891 (dump_points_to_info_for): Declare.
892 (debug_points_to_info_for): Declare.
893 * tree-optimize.c (init_tree_optimization_passes): Add a
894 second alias analysis pass after DOM2.
895 Move pass_del_pta to a later spot.
896 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
897 create a name tags when we find a dereferenced pointer. Just
898 mark the pointer dereferenced.
899 (collect_points_to_info_for): Move code to clear points-to
900 information to create_name_tags.
901 (create_name_tags): New function.
902 (compute_flow_sensitive_aliasing): Call it.
903 (setup_pointers_and_addressables): Mark type tags for renaming
905 (create_memory_tag): ... here.
906 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
907 (dump_points_to_info_for): Declare extern.
908 (debug_points_to_info_for): New function.
910 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
912 * config/arc/arc.md: Switch to DFA-based scheduler description.
913 * config/arc/arc.c: Switch to DFA-based scheduler description.
915 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
917 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
920 2004-07-09 Richard Henderson <rth@redhat.com>
922 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
923 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
924 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
925 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
927 * config/v850/v850-protos.h (v850_va_arg): Remove.
928 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
929 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
930 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
931 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
932 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
934 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
937 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
938 and DImode to use +/-4k offset.
940 2004-07-09 Richard Henderson <rth@redhat.com>
942 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
944 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
945 (xstormy16_gimplify_va_arg_expr): Rewrite from
946 xstormy16_expand_builtin_va_arg.
947 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
949 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
950 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
952 * config/sh/sh-protos.h (sh_va_arg): Remove.
953 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
954 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
955 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
957 * config/pa/pa-protos.h (hppa_va_arg): Remove.
958 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
959 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
960 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
962 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
963 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
964 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
965 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
967 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
969 * config/sparc/sparc.md (return): Rewrite length formula.
970 * config/sparc/sparc.c (output_return): Pass 1 as 5th
971 argument to final_scan_insn when in a delay slot.
972 (output_sibcall): Likewise.
974 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
976 * arm.c (arm_cpp_interwork): New variable.
977 (arm_override_options): Set it if TARGET_INTERWORK was on the command
979 * arm.h (arm_cpp_interwork): Declare it.
980 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
981 __THUMB_INTERWORK__ in the preprocessor.
983 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
985 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
987 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
990 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
991 Override default settings to account for -m32 and -m64.
993 2004-07-08 Randolph Chung <tausq@debian.org>
995 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
997 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
999 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1000 before comparing it as such.
1002 2004-07-08 Richard Henderson <rth@redhat.com>
1004 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1005 temporary. Use bit arithmetic to align.
1007 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
1009 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
1010 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
1011 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
1012 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
1013 add_labels_and_missing_jumps, find_jump_block,
1014 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
1016 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
1017 link_btr_uses, move_btr_def): Likewise.
1018 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
1019 expand_builtin_expect_jump): Likewise.
1020 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
1021 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1022 * cfganal.c (forwarder_block_p): Likewise.
1023 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
1024 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
1025 find_bb_boundaries): Likewise.
1026 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1027 merge_blocks_move_predecessor_nojumps,
1028 merge_blocks_move_successor_nojumps, insns_match_p,
1029 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1030 try_optimize_cfg): Likewise.
1031 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
1032 * cfglayout.c (skip_insns_after_block, label_for_bb,
1033 record_effective_endpoints, insn_locators_initialize,
1034 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
1035 * cfgmainloop.c (create_loop_notes): Likewise.
1036 * cfgrtl.c (delete_insn, delete_insn_chain,
1037 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
1038 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
1039 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1040 redirect_branch_edge, force_nonfallthru_and_redirect,
1041 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
1042 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
1043 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
1044 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1045 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
1046 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
1047 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
1048 * combine.c (combine_instructions, can_combine_p, try_combine,
1049 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
1050 distribute_notes, distribute_links, insn_cuid): Likewise.
1051 * cse.c (fold_rtx, cse_insn, cse_around_loop,
1052 invalidate_skipped_block, cse_set_around_loop,
1053 cse_end_of_basic_block, cse_main, cse_basic_block,
1054 cse_condition_code_reg): Likewise.
1055 * cselib.c (cselib_process_insn): Likewise.
1056 * ddg.c (create_ddg): Likewise.
1057 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
1059 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1060 gen_label_die, dwarf2out_var_location): Likewise.
1061 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
1062 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
1063 last_call_insn, active_insn_p, next_label, prev_label,
1064 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
1065 add_insn_before, remove_insn, add_function_usage_to,
1066 reorder_insns, find_line_note, remove_unnecessary_notes,
1067 emit_insn_after_1, classify_insn): Likewise.
1068 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
1069 connect_post_landing_pads, sjlj_mark_call_sites,
1070 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
1071 can_throw_internal, can_throw_external, set_nothrow_function_flags,
1072 convert_to_eh_region_ranges): Likewise.
1073 * explow.c (optimize_save_area_alloca): Likewise.
1074 * expr.c (expand_expr_real): Likewise.
1075 * final.c (insn_current_reference_address, compute_alignments,
1076 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
1077 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
1078 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
1079 propagate_block_delete_insn, propagate_one_insn,
1080 init_propagate_block_info, propagate_block, libcall_dead_p,
1081 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
1083 * function.c (instantiate_virtual_regs, reorder_blocks_1,
1084 expand_function_start, expand_function_end, contains,
1085 thread_prologue_and_epilogue_insns,
1086 reposition_prologue_and_epilogue_notes): Likewise.
1087 * gcse.c (constprop_register, bypass_conditional_jumps,
1088 insert_insn_end_bb, gcse_after_reload): Likewise.
1089 * genemit.c (gen_expand, gen_split): Likewise.
1090 * genpeep.c (gen_peephole, main): Likewise.
1091 * global.c (build_insn_chain): Likewise.
1092 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
1093 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
1094 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
1095 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
1096 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
1097 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
1098 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
1099 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
1100 dead_or_predicable): Likewise.
1101 * integrate.c (try_constants): Likewise.
1102 * jump.c (rebuild_jump_labels, cleanup_barriers,
1103 purge_line_number_notes, init_label_info, mark_all_labels,
1104 squeeze_notes, get_label_before, get_label_after,
1105 reversed_comparison_code_parts, simplejump_p, pc_set,
1106 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
1107 delete_barrier, delete_prior_computation, delete_computation,
1108 delete_related_insns, delete_for_peephole, redirect_jump):
1110 * lcm.c (optimize_mode_switching): Likewise.
1111 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
1113 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
1114 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
1115 * loop-iv.c (simplify_using_assignment): Likewise.
1116 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
1117 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
1118 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
1119 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
1120 check_insn_for_givs, check_final_value, update_giv_derive,
1121 basic_induction_var, product_cheap_p, check_dbra_loop,
1122 loop_insn_first_p, last_use_this_basic_block,
1123 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
1124 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
1125 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
1126 sms_schedule_by_order): Likewise.
1127 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
1128 * postreload.c (reload_cse_simplify_operands, reload_combine,
1129 reload_cse_move2add): Likewise.
1130 * predict.c (can_predict_insn_p, estimate_probability,
1131 expected_value_to_br_prob, process_note_predictions): Likewise.
1132 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
1133 * profile.c (branch_prob): Likewise.
1134 * ra-build.c (live_out_1, livethrough_conflicts_bb,
1135 detect_webs_set_in_cond_jump): Likewise.
1136 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
1137 ra_print_rtl_with_bb): Likewise.
1138 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
1139 * recog.c (next_insn_tests_no_inequality, find_single_use,
1140 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
1141 * reg-stack.c (next_flags_user, record_label_references,
1142 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
1143 compensate_edge, convert_regs_1): Likewise.
1144 * regclass.c (scan_one_insn): Likewise.
1145 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1146 regmove_optimize, fixup_match_1, single_set_for_csa,
1147 combine_stack_adjustments_for_block): Likewise.
1148 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
1149 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
1150 find_equiv_reg): Likewise.
1151 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
1152 reload_as_needed, emit_input_reload_insns, do_output_reload,
1153 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
1155 * reorg.c (find_end_label, emit_delay_sequence,
1156 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
1157 get_jump_flags, rare_destination, mostly_true_jump,
1158 try_merge_delay_insns, redundant_insn, own_thread_p,
1159 fill_simple_delay_slots, fill_slots_from_thread,
1160 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
1161 dbr_schedule): Likewise.
1162 * resource.c (find_basic_block, next_insn_no_annul,
1163 find_dead_or_set_registers, mark_target_live_regs): Likewise.
1164 * rtl.h (RTX_PREV): Likewise.
1165 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
1166 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
1167 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
1168 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
1169 tablejump_p, computed_jump_p, insns_safe_to_move_p,
1170 find_first_parameter_load, can_hoist_insn_p): Likewise.
1171 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
1172 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
1173 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
1174 schedule_ebbs): Likewise.
1175 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
1176 is_conditionally_protected, can_schedule_ready_p,
1177 add_branch_dependences, debug_dependencies): Likewise.
1178 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1180 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1181 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1182 set_dominates_use, ujump_to_loop_cont): Likewise.
1183 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1184 * varasm.c (output_constant_pool_1): Likewise.
1186 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1188 * tree-scalar-evolution.c: New file.
1189 * tree-scalar-evolution.h: New file.
1190 * tree-ssa-loop-niter.c: New file.
1191 * Makefile.in (SCEV_H): New.
1192 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1193 * cfgloop.h (struct loop): Add bounds field.
1194 * tree-flow.h (struct tree_niter_desc): New type.
1195 (number_of_iterations_cond, number_of_iterations_exit,
1196 loop_niter_by_eval, find_loop_niter_by_eval,
1197 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1198 free_numbers_of_iterations_estimates): Declare.
1199 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1200 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1201 * doc/invoke.texi (max-iterations-to-track): Document.
1203 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1205 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1206 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1207 (MODE_AFTER): Add cast appropriately.
1208 * config/sh/sh.md (movdi splitter): Likewise.
1209 (casesi_worker_2): Add const qualifier appropriately.
1210 (eh_return): Remove unused variable.
1211 (insv): Initialize v;
1213 2004-07-08 Richard Henderson <rth@redhat.com>
1215 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1216 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1217 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1218 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1219 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1221 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1222 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1223 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1224 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1226 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1227 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1228 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1229 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1231 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1232 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1233 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1234 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1236 * config/i860/i860-protos.h (i860_va_arg): Remove.
1237 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1238 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1239 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1241 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1243 * system.h: Prototype getpagesize if missing.
1244 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1245 * configure: Regenerate.
1246 * config.in: Regenerate.
1248 2004-07-08 Richard Henderson <rth@redhat.com>
1250 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1251 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1252 (fr30_gimplify_va_arg_expr): New.
1253 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1254 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1256 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1259 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1260 of asm_noperands result.
1262 2004-07-08 Richard Henderson <rth@redhat.com>
1264 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1265 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1266 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1267 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1269 2004-07-08 Richard Henderson <rth@redhat.com>
1271 * builtins.c (ind_gimplify_va_arg_expr): New.
1272 * tree.h (ind_gimplify_va_arg_expr): Declare.
1273 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1275 2004-07-08 Jan Beulich <jbeulich@novell.com>
1277 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1278 patterns also on vector elements other than the first one.
1279 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1282 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1284 * config/rs6000/darwin-ldouble.c: Correct reference
1285 to the Linnainmaa paper.
1287 2004-07-08 Richard Henderson <rth@redhat.com>
1289 * config/arc/arc-protos.h (arc_va_arg): Remove.
1290 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1291 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1292 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1294 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1295 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1296 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1297 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1299 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1301 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1303 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1305 * c-decl.c (static_ctors, static_dtors): Make static.
1306 (pop_file_scope): Call c_common_write_pch and
1307 cgraph_finalize_compilation_unit here.
1308 (build_cdtor): Moved here from c-objc-common.c; simplify.
1309 (c_write_global_declarations_1): Clarify comment.
1310 (c_write_global_declarations): Close the external scope before
1311 doing anything else. Call build_cdtor, cgraph_optimize, and
1312 mudflap_finish_file here.
1313 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1315 * c-objc-common.c: No need to include cgraph.h.
1316 (build_cdtor): Moved to c-decl.c.
1317 (c_objc_common_finish_file): Delete.
1318 * c-tree.h: Update to match.
1319 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1320 (generate_static_references): Set TREE_USED before calling finish_decl.
1321 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1322 on the static_instances_decl.
1324 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1326 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1327 decls when there is only one input translation unit.
1328 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1329 change of 2004-07-05; do not treat declarations with
1330 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1331 * opts.c (cur_in_fname): Delete.
1333 * tree.c: Revert changes of 2004-07-05; no special treatment
1334 for TRANSLATION_UNIT_DECLs.
1335 * Makefile.in (tree.o): Update dependencies.
1337 2004-07-08 Roger Sayle <roger@eyesopen.com>
1339 * builtins.c (fold_builtin_strcpy): Merge functionality from
1340 simplify_builtin_strcpy. Add additional len argument. No longer
1341 static. Remove function prototype.
1342 (fold_builtin_strncpy): Likewise integrate functionality from
1343 simplify_builtin_strncpy. Add additional slen argument. No
1344 longer static. Remove function prototype.
1345 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1346 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1347 types of "ignore" and "unlocked" parameters to bool.
1348 (fold_builtin_1): Add additional ignore argument. Call renamed
1349 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1350 builtins. Update arguments to fold_builtin_strncpy and
1351 fold_builtin_strcpy. Add function prototype.
1352 (fold_builtin): Add additional Boolean ignore argument to pass
1354 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1355 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1356 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1358 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1359 simplify_builtin_strncpy): Delete function prototypes.
1360 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1361 fold_builtin_strncpy): Add function prototypes here.
1362 (fold_builtin): Update function prototype with new "bool ignore".
1364 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1365 (ccp_fold_builtin): Update call to fold_builtin. Call
1366 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1367 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1368 simplify_builtin_strncpy respectively.
1369 * fold-const.c (fold): Update call to fold_builtin.
1371 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1373 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1376 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1377 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1378 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1379 * calls.c: Remove ifdefs of macros above.
1380 * functions.c: Likewise.
1383 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1385 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1386 (arch attribute): Delete.
1387 (current_function_calls_alloca attribute): Rename into calls_alloca.
1388 (calls_eh_return): New attribute.
1389 (leaf_function): Likewise.
1390 (length attribute): Fix formula for sibcalls.
1391 (return insn): Correctly compute the 'length' attribute.
1392 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1394 2004-07-08 Richard Henderson <rth@redhat.com>
1396 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1397 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1398 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1399 * tree-eh.c (lower_eh_constructs_1): Likewise.
1400 * tree-sra.c (sra_walk_modify_expr): Likewise.
1401 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1402 (eliminate_unnecessary_stmts): Likewise.
1403 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1404 * tree-tailcall.c (optimize_tail_call): Likewise.
1405 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1407 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1408 Jakub Jelinek <jakub@redhat.com>
1410 * config/i386/i386.c (override_options): Enable
1411 SSE prefetches with -mtune, as long as we are
1412 compiling for i686 or higher. All i686 processors
1413 accept SSE prefetches as NOPS, some i586's don't.
1415 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1418 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1420 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1422 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1423 the handling of clobbering ASM_EXPRs.
1425 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1428 * config/sparc/sparc.c (function_value): In 64-bit mode,
1429 return the aggregates larger than 16 bytes like unions.
1431 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1434 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1435 'temp' is zero, generate new pseudos as needed and emit the
1436 sequence of insns in single-assignment form. Resync comments
1438 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1439 function before reload.
1441 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1443 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1445 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1447 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1448 Allocation is signed.
1449 (VEC_reserve): Return flag, allocation is signed.
1451 2004-07-08 Richard Henderson <rth@redhat.com>
1453 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1454 OBJ_TYPE_REF_OBJECT.
1456 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1457 Neil Booth <neil@daikokuya.co.uk>
1461 * c-decl.c (finish_struct): Ensure bit-fields are given the
1463 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1464 the precision to match as well as the mode.
1465 * expr.c (reduce_to_bit_field_precision): New function.
1466 (expand_expr_real_1): Reduce expressions of bit-field type to
1468 * langhooks.h (reduce_bit_field_operations): New hook.
1469 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1471 * c-lang.c, objc/objc-lang.c
1472 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1473 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1475 * tree.c (build_nonstandard_integer_type): New function.
1476 * tree.h (build_nonstandard_integer_type): New prototype.
1477 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1478 conversions between integer and boolean types as useless.
1480 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1482 * c-common.c (c_common_nodes_and_builtins): Do not
1483 create __builtin_ptrdiff_t and __builtin_size_t.
1485 2004-07-08 Andrew Pinski <apinski@apple.com>
1487 * Makefile.in (libbackend.o): Add -combine to the gcc
1490 2004-07-08 Nick Clifton <nickc@redhat.com>
1492 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1495 2004-07-08 Richard Henderson <rth@redhat.com>
1497 * except.c (expand_eh_region_start, expand_eh_region_end,
1498 expand_eh_handler, expand_eh_region_end_cleanup,
1499 expand_start_all_catch, expand_start_catch, expand_end_catch,
1500 expand_end_all_catch, expand_eh_region_end_allowed,
1501 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1502 expand_eh_region_end_fixup): Remove.
1503 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1504 cleanups, outer_cleanups, label_chain, exception_region.
1505 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1506 (struct label_chain): Remove.
1507 (struct stmt_status): Remove x_stack_block_stack.
1508 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1509 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1510 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1511 end_cleanup_deferral, last_cleanup_this_contour,
1512 containing_blocks_have_cleanups_or_stack_level,
1513 any_pending_cleanups): Remove.
1514 (expand_null_return_1): Take no arguments.
1515 (expand_label, expand_naked_return, expand_return,
1516 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1517 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1518 expand_end_case_type): Don't use any of them.
1519 * calls.c (expand_call): Likewise.
1520 * dojump.c (do_jump): Likewise.
1521 * function.c (expand_function_end): Likewise.
1522 * expr.c (store_expr, expand_expr_real_1): Likewise.
1523 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1524 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1525 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1526 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1527 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1528 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1529 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1530 for WITH_CLEANUP_EXPR.
1531 (gimple_push_cleanup): Likewise.
1532 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1533 * print-tree.c (print_node): Likewise.
1534 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1535 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1536 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1537 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1538 (GOTO_SUBROUTINE_EXPR): Remove.
1539 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1540 (DECL_TOO_LATE): Remove.
1541 * except.h, tree.h: Update decls.
1543 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1545 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1546 * passes.c (rest_of_handle_final): Handle symout.
1547 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1549 (rest_of_handle_sched): Break out SMS. Remove ifs for
1550 flag_schedule_insns and flag_modulo_sched.
1551 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1553 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1554 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1555 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1556 rest_of_handle_mode_switching, rest_of_handle_jump,
1557 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1558 rest_of_handle_jump2, rest_of_handle_postreload,
1559 rest_of_handle_flow2, rest_of_clean_state,
1560 rest_of_handle_shorten_branches,
1561 rest_of_handle_prologue_epilogue,
1562 rest_of_handle_branch_target_load_optimize): New.
1563 (rest_of_compilation): Call the above. Remove ggc_collect
1564 calls moved to rest_of_handle_*.
1565 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1567 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1568 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1569 * except.h (set_nothrow_function_flags): Update comment.
1570 * function.c (current_function_nothrow): Remove.
1571 * output.h (current_function_nothrow): Remove.
1572 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1573 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1575 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1578 * reorg.c: Revert 2004-06-30 change.
1579 (find_end_label): If HAVE_epilogue and !HAVE_return,
1580 return 0 instead of creating a label at the end of the insn chain.
1581 (optimize_skip): Account for the failure mode of find_end_label.
1582 (fill_simple_delay_slots): Likewise.
1583 (fill_slots_from_thread): Likewise.
1584 (relax_delay_slots): Likewise.
1586 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1588 * tree-flow.h (addressable_vars): Declare.
1589 * tree-ssa-alias.c (addressable_vars): Define.
1590 (setup_pointers_and_addressables): Add addressable variables
1591 to addressable_vars.
1592 * tree-ssa-operands.c (get_stmt_operands): Move
1593 handling of ASM_EXPRs ...
1594 (get_asm_expr_operands): ... here.
1595 When the ASM_EXPR clobbers memory, also clobber addressable
1597 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1598 (delete_tree_ssa): Reset addressable_vars.
1600 2004-07-07 Jan Beulich <jbeulich@novell.com>
1601 Richard Henderson <rth@redhat.com>
1603 * varasm.c (assemble_variable): Use assemble_zeros for
1604 zero-initialized variables.
1605 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1606 for SECCAT_BSS and SECCAT_TBSS.
1608 2004-07-07 Jan Beulich <jbeulich@novell.com>
1610 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1612 * expmed.c (emit_store_flag): Also special-case double-word
1613 (in-)equality comparison against -1.
1615 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1616 passing arguments the containers for which are registers.
1618 * calls.c (emit_library_call_value_1): Use mode of function parameter
1619 rather than that of argument since constants have none.
1621 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1623 Introduce H8SX support.
1624 * expr.c (expand_strcpy): Renamed and moved to...
1625 * builtins.c (expand_movstr): ... here. Tweak.
1626 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1627 computed or has side effects.
1628 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1629 unused, or if mempcpy fails. Adjust the return value in the
1630 latter case. Use movstr if everything else fails.
1631 * doc/md.texi (movstr): Document.
1632 (movmemM, clrmemM): Fix explanation of memory block operands.
1633 * config/h8300/h8300.md (stpcpy): Renamed to...
1634 (movstr): ... this. Adjust.
1635 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1636 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1637 movmem* and clrstr* to clrmem*.
1638 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1639 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1640 GENERAL_REGS, always.
1641 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1642 getting the stack pointer as addr.
1643 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1644 from general_operand_dst.
1645 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1647 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1648 instead of requiring it to match only before reload.
1649 (stpcpy_internal_normal): New, normal-mode variant of...
1650 (stpcpy_internal): ... this. Add modes to operands. Disparage
1651 `D' instead of requiring it to match only before reload.
1652 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1654 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1655 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1657 * config/h8300/h8300.md (attr type): Add call.
1658 (attr can_delay): If type is call, set it no.
1659 (call, call_value): Set type to call.
1660 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1661 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1662 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1663 * tree.c (get_narrower): Don't narrow integral types into
1665 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1666 frame_size *before* the first use.
1667 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1669 (peephole2): Don't widen instructions that push SP. Move
1670 decrement of SP to the end of all stm-generating peepholes.
1671 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1672 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1673 and OR to set it to all ones.
1674 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1675 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1676 (call, call_value): Set can_delay to "no".
1677 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1678 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1679 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1680 * config/h8300/h8300.md (*brabit): Remove.
1681 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1682 zero_extract. Use bit_memory_operand as the predicate for
1683 operand 1 and 'WU' as the constraint. Check the difference
1684 between the base length and the final one when deciding which
1685 type of branch to use.
1686 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1687 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1688 Use convert_move to extend the result for TARGET_H8300SX. Check
1689 for QImode memory references. Optimize the case where the
1690 destination is a paradoxical subreg.
1691 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1692 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1693 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1694 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1695 * config/h8300/h8300.md: Include mova.md
1696 (length_table): Add mova and mova_zero.
1697 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1698 after all constant addresses for '%R', '%X', '%T' and '%S'.
1699 (h8300_mova_length): New function.
1700 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1701 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1702 dependencies for s-config, etc.
1703 * config/h8300/gemova.sh: New file.
1704 * config/h8300/mova.md: Generated.
1705 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1706 * config/h8300/h8300.c (h8300_bitfield_length): New.
1707 (nibble_operand): Adjust.
1708 (h8300_binary_length): Handle conditional binary op.
1709 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1710 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1711 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1712 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1713 constraints. WU is introduced as a variant of U that requires a
1714 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1715 * config/h8300/h8300.md (attr type): Added bitbranch.
1716 (attr length_table): Added bitfield and bitbranch.
1717 (attr length): Compute bitbranch length.
1718 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1719 least-significant bit of a byte.
1720 (brabit, brabc, brabs): New.
1721 (insv, extzv): Emit bfst and bfld on H8300SX.
1722 (bfld, bfst, seq, sne): New.
1723 (bstzhireg, cmpstz, bstz, bistz): New.
1724 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1725 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1726 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1727 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1728 (h8sx_unary_memory_operator): New function.
1729 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1730 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1731 * config/h8300/h8300.md: Add peepholes to combine reloads and
1733 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1734 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1735 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1736 (and?i, ior?i, xor?i): Likewise.
1737 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1738 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1739 Various whitespace fixes.
1740 (h8300_constant_length): New function, split out from...
1741 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1742 (h8300_classify_operand): Use IN_RANGE.
1743 (h8300_classify_operand): Use h8300_constant_length.
1744 (h8300_short_move_mem_p): Tighten size check.
1745 (h8sx_mergeable_memrefs_p): Tighten equality check.
1746 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1747 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1749 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1750 * config/h8300/crtn.asm: Likewise.
1751 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1752 if __H8300SX__ is defined.
1753 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1754 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1755 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1756 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1757 addresses as mode-dependent.
1758 * config/h8300/h8300.c (print_operand_address): Update call to
1760 (h8300_get_index): Take a mode argument. Rework to fix an
1761 earlier misunderstanding.
1762 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1763 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1764 into a register if TARGET_H8300SX.
1765 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1766 TARGET_H8300SX. Also disable related define_splits.
1767 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1768 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1769 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1770 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1771 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1772 (EXTRA_CONSTRAINT_STR): Check it.
1773 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1775 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1776 * config/h8300/h8300.md (length_table): Add mov_imm4.
1777 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1778 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1779 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1781 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1782 * config/h8300/h8300.c (h8300_reorg): New function.
1783 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1784 * config/h8300/h8300.md (length): Subtract the length of the
1785 delay slot from (pc) when checking the range of forward branches.
1786 (delay_slot, can_delay): New attributes.
1787 (define_delay): Add bra/s handling.
1788 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1789 (jump): Add delayed-branch handling.
1790 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1791 * expr.c (expand_strcpy): New function.
1792 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1793 (expand_builtin_stpcpy): Likewise.
1794 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1795 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1796 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1797 handling to improve register allocation for -fno-omit-frame-pointer.
1798 (h8sx_split_movmd): Delete, moving er6 handling into...
1799 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1800 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1801 (movmd): Add calls to copy_rtx.
1802 (movmd_internal): In the second alternative, allow the initial and
1803 final destination registers to be different . Update the splitter
1804 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1805 instead of h8sx_split_movmd.
1806 (stpcpy, movsd): New expanders.
1807 (movsd_internal): New define_insn.
1808 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1809 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1810 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1811 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1812 and DESTINATION_REGS.
1813 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1814 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1815 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1816 (h8300_move_ratio): Declare.
1817 (MOVE_RATIO): Use it.
1818 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1819 (h8300_init_once): Initialize it.
1820 (h8300_reg_class_from_letter): New function.
1821 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1822 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1823 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1824 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1825 (movstrsi, movmd): New expanders.
1826 (movmd_internal): New insn.
1827 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1828 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1829 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1830 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1831 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1832 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1833 * config/h8300/h8300.c (nibble_operand): Fix warning.
1834 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1835 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1836 (movsf_h8300h): Disable for TARGET_H8300SX.
1837 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1838 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1839 h8300_stm_parallel and h8300_return_parallel.
1840 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1841 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1842 h8300_stm_parallel, h8300_return_parallel): New functions.
1843 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1844 if TARGET_H8300SX. Use h8300_push_pop.
1845 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1846 and final pop when generating h8sx code. Always emit some form
1848 * config/h8300/h8300.md: Don't enforce register alignment in
1849 stm peepholes if TARGET_H8300SX.
1850 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1851 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1852 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1853 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1854 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1855 (MULTILIB_DIRNAMES): Add a directory for it.
1856 (MULTILIB_MATCHES): Delete.
1857 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1858 * final.c (walk_alter_subreg): Handle addresses with subregs
1859 inside a ZERO_EXTEND or AND.
1860 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1861 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1863 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1864 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1865 @(dd,Rn.w) and @(dd,ERn.L).
1866 (h8300_displacement_size): Take the whole address as argument.
1867 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1868 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1869 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1870 (h8sx_mergeable_memrefs_p): Declare.
1871 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1872 (HAVE_PRE_INCREMENT): Likewise.
1873 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1874 addresses for TARGET_H8300SX,
1875 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1877 (movb_length_table, movl_length_table): New tables.
1878 (movw_length_table): Define to movb_length_table.
1879 (h8300_displacement_size): New, split out from...
1880 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1881 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1882 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1883 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1884 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1885 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1886 (h8sx_unary_shift_operator): Get the mode from the operator.
1887 (binary_shift_operator): Likewise.
1888 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1889 a memory reference, check whether the reference is offsettable.
1890 (length_table): Add movb, movw and movl.
1891 (movqi): Add new h8sx pattern. Don't force one operand to be a
1892 register when generating h8sx code.
1893 (movhi, movsi, movsf): Likewise.
1894 (movstrictqi): Use the length_table attribute.
1895 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1896 (addqi3): Split into a define_expand and define_insn. Don't accept
1897 memory operands in the expander. Use h8300_operands_match_p to
1898 check for matching operands in the define_insn.
1899 (subqi3, negqi2, one_cmplqi2): Likewise.
1900 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1901 in any patterns that are unused in h8sx code. In the h8sx patterns,
1902 use h8300_operands_match_p to check whether operands match.
1903 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1904 one_cmpl[hs]i3): Likewise.
1905 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1907 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1908 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1909 (h8300_insn_length_from_table): Add a second parameter.
1910 (output_h8sx_shift): Declare.
1911 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1912 (EXTRA_CONSTRAINT): Replace with...
1913 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1914 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1915 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1916 and h8sx_binary_shift_operator.
1917 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1919 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1920 (bit_memory_operand, fix_bit_operand): Likewise.
1921 (h8300_length_table_for_insn): Remove.
1922 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1924 (h8300_short_immediate_length, h8300_binary_length): New functions.
1925 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
1926 (output_plussi): Use sub to add negative constants.
1927 (compute_plussi_length): Adjust accordingly.
1928 (h8sx_single_shift_type): New enum.
1929 (h8sx_single_shift, h8sx_unary_shift_operator,
1930 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1931 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1932 single h8sx instruction. Return false in this case.
1933 * config/h8300/h8300.md (length_table): Add short_immediate.
1934 (length): Pass the operand array to h8300_insn_length_from_table.
1935 (adjust_length): Assume "no" for insns with a length_table attribute.
1936 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1937 (*addhi3_h8300hs): Don't use for h8sx.
1938 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1940 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1941 1's predicate to nonimmediate_operand. Only skip default expansion
1942 if expand_a_shift or expand_a_rotate returns true. Add new patterns
1943 for single h8sx shift instructions.
1944 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
1945 * config/h8300/h8300.c (nibble_operand): Split out of...
1946 (reg_or_nibble_operand): ... this.
1947 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1948 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1949 umulhisi3): Introduce expand, and introduce separate insns for
1950 sign- or zero-extended REG and already-extended CONST_INT.
1951 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
1952 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1953 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1954 (subhi3): Likewise. Don't accept immediates for operand 1.
1955 Remove the early clobber from second alternative of the h8300s pattern.
1956 (subsi3): Generalize for h8sx. Force operand 2 into a register
1957 on plain h8300 targets.
1958 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1959 (subsi3_h8300h): Generalize for h8sx.
1960 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1961 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
1962 * config/h8300/h8300.c (reg_or_nibble_operand): New.
1963 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1964 (TARGET_H8300SXMUL): New.
1965 (CONST_OK_FOR_P): New.
1966 (CONST_OK_FOR_LETTER_P): Adjust.
1967 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1968 umulhisi3): Accept 4-bit immediate on H8SX.
1969 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1970 (udivsi3, divhi3, udivsi3, divsi3): New.
1971 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
1972 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1973 * config/h8300/h8300.h (OK_FOR_Q): New macro.
1974 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1975 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1976 Add ADDRESSOF to the bit_operand entry.
1977 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1978 (h8300_src_operand): Likewise.
1979 (bit_operand): Check nonimmediate_operand rather than general_operand.
1980 Accept any nonimmediate_operand in h8sx code.
1981 (h8300_and_costs): Initialize operands[1].
1982 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1983 (h8300_operand_class): New enum.
1984 (h8300_length_table): New typedef.
1985 (addb_length_table, addw_length_table, addl_length_table,
1986 logicl_length_table): New tables.
1987 (logicb_length_table, logicw_length_table): New macros.
1988 (h8300_classify_operand, h8300_length_from_table,
1989 h8300_length_table_for_insn, h8300_unary_length,
1990 h8300_insn_length_from_table): New functions.
1991 (output_plussi): Only use adds and subs for register destinations.
1992 Disable redundant clause.
1993 (compute_plussi_cc): Likewise.
1994 (compute_plussi_length): Likewise. Use h8300_length_from_table
1995 to work out the length of an insn.
1996 (output_logical_op): Only use narrower immediate instructions
1997 if the destination is a register.
1998 (compute_logical_op_cc): Likewise.
1999 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2000 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2001 * config/h8300/h8300.md (length_table): New attribute.
2002 (length): When an instruction has a length_table attribute, use
2003 h8300_insn_length_from_table to calculate its default length.
2004 (cmpqi): Use h8300_dst_operand for the first operand and
2005 h8300_src_operand for the second.
2006 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2007 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
2008 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
2009 iorsi3, xorhi3, xorsi3): Likewise.
2010 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
2011 so that it allows any combination of operands for TARGET_H8300SX.
2012 (iorqi3, xorqi3): Likewise.
2013 (cmpqi): Use the length_table attribute.
2014 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
2015 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2016 (cmpqi): Add 'Q' constraint.
2017 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
2018 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2019 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
2020 * config/h8300/h8300.h (MASK_H8300SX): New macro.
2021 (TARGET_H8300S): True for both -ms and -msx.
2022 (TARGET_H8300SX): New macro.
2023 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
2024 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
2025 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
2026 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
2028 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
2029 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
2030 16-bit pointers and 32-bit ints.
2031 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
2032 CONST_DOUBLE with mode no wider than SImode.
2033 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
2035 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
2036 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
2038 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2039 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
2040 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
2042 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2044 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
2046 2004-07-07 Per Bothner <per@bothner.com>
2048 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
2050 2004-07-07 Mike Stump <mrs@apple.com>
2052 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
2053 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
2054 (machopic_finish): Likewise.
2056 2004-07-07 Richard Henderson <rth@redhat.com>
2058 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
2059 through any value-preserving cast.
2061 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2063 * function.c (assign_parm_find_data_types): Call
2064 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
2066 2004-07-07 Steven Bosscher <stevenb@suse.de>
2068 * tree-cfg.c (group_case_labels): Remove case labels that have
2069 the same target as the default case.
2071 2004-07-07 Steven Bosscher <stevenb@suse.de>
2073 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
2074 regardless of DECL_LANG_SPECIFIC being present or not.
2075 * tree.h (DECL_NUM_STMTS): Purge.
2077 2004-07-07 Andrew Pinski <apinski@apple.com>
2079 * configure: Regenerate with the right autoconf.
2081 2004-07-07 David Edelsohn <edelsohn@gnu.org>
2083 * ifcvt.c (total_bb_rtx_cost): New function.
2084 (find_if_case_1): Compare rtx_cost of basic block to cost of
2086 (find_if_case_2): Same.
2088 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2091 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
2092 (output_return): Likewise.
2093 (output_sibcall): Abort if !flag_delayed_branch.
2094 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
2095 (emit_and_preserve): New function.
2096 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
2097 indirect jump to the thunked-to function if !flag_delayed_branch.
2098 * config/sparc/sparc.md (delayed_branch): New attribute.
2099 (load_pcrel_sym): Honor flag_delayed_branch. Use above
2100 attribute to compute the length of the insn.
2101 (goto_handler_and_restore): Likewise.
2103 2004-07-07 Andrew Pinski <apinski@apple.com>
2105 PR tree-optimization/15777
2106 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
2108 * expr.c (expand_expr_real_1): Fix formating.
2109 BUFFER_REF and IN_EXPR are dead.
2110 * fold-const.c (non_lvalue): BUFFER_REF is dead.
2111 * tree-inline.c (estimate_num_insns_1): Likewise.
2112 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
2113 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
2114 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
2116 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
2118 * collect2.c (dump_file): Don't call cplus_demangle if
2119 HAVE_LD_DEMANGLE is defined.
2120 (main): Pass "--demangle" to ld if no_demangle is not 0 and
2121 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
2122 if HAVE_LD_DEMANGLE is defined.
2124 * configure.ac (--with-demangler-in-ld): Added
2125 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
2126 --with-demangler-in-ld is used.
2127 * config.in: Regenerated.
2128 * configure: Likewise.
2130 2004-07-07 Roger Sayle <roger@eyesopen.com>
2132 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
2133 for simple floating point operations "fp", double precision
2134 multiplication "dmul", and single and double precision division
2135 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
2136 (ppc630_cost): New table split from ppc620_cost, to distinguish
2137 differences in floating point latencies.
2138 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
2139 (rs6000_rtx_costs): Add support for single and double precision
2140 floating point addition, subtraction, multiplication, division,
2141 fused-multiply-add, fused-multiply-sub, negation, absolute value
2142 and negative absolute value. Tweak MEM case to use prefered idiom.
2144 2004-07-07 Richard Henderson <rth@redhat.com>
2146 * tree-flow-inline.h (may_propagate_copy): Move...
2147 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
2148 attempt to copy between types requiring conversion.
2149 * tree-flow.h (may_propagate_copy): Update decl.
2150 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
2152 2004-07-07 Jakub Jelinek <jakub@redhat.com>
2154 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
2155 from -mtune= option.
2157 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2159 * builtins.c: Rename movstr*, except for movstrict*, to
2160 movmem* and clrstr* to clrmem*.
2163 * genopinit.c: Likewise.
2164 * integrate.c: Likewise.
2165 * local-alloc.c: Likewise.
2166 * optabs.c: Likewise.
2167 * optabs.h: Likewise.
2168 * config/alpha/alpha.h: Likewise.
2169 * config/alpha/alpha.md: Likewise.
2170 * config/arm/arm-protos.h: Likewise.
2171 * config/arm/arm.c: Likewise.
2172 * config/arm/arm.md: Likewise.
2173 * config/avr/avr.md: Likewise.
2174 * config/c4x/c4x.c: Likewise.
2175 * config/c4x/c4x.md: Likewise.
2176 * config/frv/frv.md: Likewise.
2177 * config/i386/i386-protos.h: Likewise.
2178 * config/i386/i386.c: Likewise.
2179 * config/i386/i386.h: Likewise.
2180 * config/i386/i386.md: Likewise.
2181 * config/i860/i860.c: Likewise.
2182 * config/i860/i860.md: Likewise.
2183 * config/ip2k/ip2k.md: Likewise.
2184 * config/ip2k/libgcc.S: Likewise.
2185 * config/ip2k/t-ip2k: Likewise.
2186 * config/m32r/m32r.c: Likewise.
2187 * config/m32r/m32r.md: Likewise.
2188 * config/mcore/mcore.md: Likewise.
2189 * config/mips/mips.c: Likewise.
2190 * config/mips/mips.md: Likewise.
2191 * config/ns32k/ns32k.c: Likewise.
2192 * config/ns32k/ns32k.h: Likewise.
2193 * config/ns32k/ns32k.md: Likewise.
2194 * config/pa/pa.c: Likewise.
2195 * config/pa/pa.md: Likewise.
2196 * config/pdp11/pdp11.h: Likewise.
2197 * config/pdp11/pdp11.md: Likewise.
2198 * config/rs6000/rs6000.c: Likewise.
2199 * config/rs6000/rs6000.md: Likewise.
2200 * config/s390/s390-protos.h: Likewise.
2201 * config/s390/s390.c: Likewise.
2202 * config/s390/s390.md: Likewise.
2203 * config/sh/lib1funcs.asm: Likewise.
2204 * config/sh/sh.c: Likewise.
2205 * config/sh/sh.md: Likewise.
2206 * config/sh/t-sh: Likewise.
2207 * config/sparc/sparc.h: Likewise.
2208 * config/vax/vax.md: Likewise.
2209 * config/xtensa/xtensa.c: Likewise.
2210 * config/xtensa/xtensa.md: Likewise.
2211 * doc/invoke.texi: Likewise.
2212 * doc/md.texi: Likewise.
2213 * doc/rtl.texi: Likewise.
2215 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2218 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2219 * config/mips/mips.c (mips_declare_common_object): New function,
2220 mostly split out from...
2221 (mips_output_aligned_decl_common): ...here.
2222 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2223 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2224 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2225 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2227 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2230 * function.c (assign_parms): Fix typo from previous change.
2232 2004-07-07 Jason Merrill <jason@redhat.com>
2235 * doc/extend.texi (C++ Interface): Correct information and
2238 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2243 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2246 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2249 * config/m32r/m32r.c (m32r_function_symbol): New function:
2250 Generate a symbol name RTX with the correct m32r specific flags
2252 (block_move_call): Use new function to generate correct symbol.
2253 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2254 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2257 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2259 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2260 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2261 TYPE_BINFO_BASETYPE): Remove.
2262 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2264 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2266 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2267 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2268 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2269 (struct tree_binfo): Rename base_types to base_binfos.
2270 * alias.c (record_component_aliases): Adjust BINFO macros.
2271 * dbxout.c (dbxout_type): Likewise.
2272 * dwarf2out.c (gen_member_die): Likewise.
2273 * sdbout.c (sdbout_one_type): Likewise.
2274 * tree-dump.c (deque_and_dump): Likewise.
2275 * config/i386/i386.c (classify_argument,
2276 contains_128bit_aligned_vector_p): Likewise.
2278 2004-07-07 Nick Clifton <nickc@redhat.com>
2280 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2281 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2283 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2285 * vec.h: Fix the example use.
2287 2004-07-06 Richard Henderson <rth@redhat.com>
2289 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2290 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2291 * tree-inline.c (copy_body_r, setup_one_parameter,
2292 initialize_inlined_parameters, expand_call_inline,
2293 declare_inline_vars): Don't check it.
2294 (expand_calls_inline): Remove old version, rename new version
2295 from gimple_expand_calls_inline.
2296 * tree-optimize.c (execute_gimple): Remove.
2297 (pass_gimple): Don't run anything.
2299 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2301 * doc/sourcebuild.texi: Use semicolons instead of commas in
2304 2004-07-06 Richard Henderson <rth@redhat.com>
2306 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2307 (sra_walk_modify_expr, scan_init): Likewise.
2308 (generate_element_zero): Check visited before scanning children.
2309 (generate_element_init): Set visited on error.
2310 (scalarize_init): Handle generate_element_init failure similar
2313 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2315 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2316 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2318 2004-07-06 Richard Henderson <rth@redhat.com>
2320 * config/i386/i386.c (legitimize_pic_address): Make static.
2321 (legitimize_address): Handle CONST with TLS operand.
2322 (ix86_expand_move): Don't call legitimize_pic_address directly.
2323 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2325 2004-07-06 Roger Sayle <roger@eyesopen.com>
2327 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2328 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2329 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2330 is currently executed unconditionally, i.e. not in "else_bb".
2332 2004-07-06 Steven Bosscher <stevenb@suse.de>
2334 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2335 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2336 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2337 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2338 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2339 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2340 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2341 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2342 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2343 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2344 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2345 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2346 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2347 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2348 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2349 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2351 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2353 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2354 * expr.c (expand_expr_real_1): Ditto.
2355 * tree-inline.c (estimate_num_insns_1): Ditto.
2356 * tree-pretty-print.c (dump_generic_node): Ditto.
2360 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2362 * tree-ssa-pre.c (reference_node_pool): New pool.
2363 (find_or_generate_expression): Class 'r' is okay too.
2364 (create_value_expr_from): Ditto.
2365 (add_to_sets): LHS should not include vuses.
2367 (compute_avail): Reverse ordering of tests.
2368 Valuize INDIRECT_REF as well.
2370 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2372 PR rtl-optimization/16380
2373 * loop.c (check_dbra_loop): Sink comparison instructions if they
2374 do something other than set cc0.
2376 2004-07-06 James E Wilson <wilson@specifixinc.com>
2378 * doc/interface.texi (longjmp and automatic variables): Delete
2379 paragraph recommending taking the address of a variable.
2381 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2383 * vec.h (VEC_embedded_alloc): Remove.
2384 (VEC_embedded_size, VEC_embedded_init): New.
2385 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2387 (VEC_truncate): New.
2388 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2389 (vec_embedded_alloc): Remove.
2390 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2391 (vec_embedded_alloc): Remove.
2393 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2395 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2396 (gt-langhooks.h): Remove.
2398 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2400 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2402 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2404 * config/sparc/sparc.c (get_pc_symbol): Rename into
2405 add_pc_to_pic_symbol.
2406 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2407 (load_pic_register): Account for previous changes.
2408 Use reg_names. Don't create the label twice.
2409 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2410 UNSPEC_LOAD_PCREL_SYM.
2411 (get_pc): Rename into load_pcrel_sym. Add predicate to
2412 operands. Remove condition.
2414 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2416 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2417 RECORD, UNION & QUAL_UNION is actually a binfo.
2419 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2420 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2421 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2422 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2423 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2424 (gen_inheritance_die): Likewise.
2425 * tree-dump.c (deque_and_dump): Likewise.
2426 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2428 2004-07-06 Steven Bosscher <stevenb@suse.de>
2430 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2432 * config/mcore/mcore.md: Model memory latency with a simple DFA
2433 pipeline description instead of a define_function_unit.
2435 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2437 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2438 * langhooks.h (var_mod_type_p): Likewise.
2439 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2440 * expr.c (count_type_elements): Properly handle return from
2441 array_type_nelts and properly test for overflow.
2442 * gimplify.c (gimplify_init_constructor): Properly handle return
2443 from array_type_nelts.
2444 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2445 * integrate.c (copy_decl_for_inlining): Correct comments.
2446 * tree-inline.c (remap_decl): Update comments, remove dead code,
2447 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2448 (remap_type): Only remap if variably modified by vars in function
2450 (copy_body_r): Use compatible_type langhooks to see when can fold.
2451 (setup_one_parameter): Don't remap type.
2452 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2453 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2454 compute TREE_INVARIANT for decl case.
2455 (find_var_from_fn): New function.
2456 (variably_modified_type_p): Add arg and call new function.
2457 * tree.h (variably_modified_type_p): Add extra arg.
2459 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2461 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2462 (goto_handler_and_restore_v9): Delete disabled insn.
2463 (goto_handler_and_restore_v9_sp64): Likewise.
2465 2004-07-05 Roger Sayle <roger@eyesopen.com>
2467 * calls.c (load_register_parameters): Call expand_shift instead
2468 of expand_binop with ashl_optab (or other shift optab) directly.
2469 * expr.c (emit_group_load, emit_group_store): Likewise.
2470 * function.c (assign_parm_setup_block): Likewise.
2471 * stmt.c (shift_return_value): Likewise.
2473 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2475 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2477 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2479 * doc/sourcebuild.texi: Revert previous patch.
2481 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2483 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2484 TARGET_MEM_FUNCTIONS.
2485 * system.h: Poison TARGET_MEM_FUNCTIONS.
2486 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2487 bcmp_libfunc, bzero_libfunc): Remove.
2488 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2490 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2491 * doc/standards.texi: Don't mention calling BSD string functions.
2492 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2493 * config/vax/t-memfuncs: New.
2494 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2495 config/memset.c: New.
2496 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2497 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2499 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2500 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2501 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2502 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2503 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2504 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2505 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2506 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2507 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2508 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2510 2004-07-05 Richard Henderson <rth@redhat.com>
2512 * function.c (assign_parm_setup_reg): Properly rename variables in
2513 FUNCTION_ARG_CALLEE_COPIES section.
2515 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2517 * tree-mudflap.c: Include cgraph.h.
2518 (mf_init_extern_trees): Rename to mudflap_init. Export.
2519 Rewrite to create synthetic declarations instead of looking
2520 up declarations from mf-runtime.h.
2521 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2522 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2524 (execute_mudflap_function_decls, mudflap_register_call):
2525 Don't call mf_init_extern_trees.
2526 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2528 * tree-mudflap.h: Update prototypes.
2529 * c-mudflap.c: Delete file.
2530 * c-common.c: Include tree-mudflap.h.
2531 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2532 * Makefile.in: Remove all references to c-mudflap.o.
2533 Update dependencies.
2535 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2537 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2538 displacements with the spatial-locality cache-control completer.
2540 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2542 * langhooks.c: Don't include gt-langhooks.h.
2543 (var_labelno): Delete.
2544 (lhd_set_decl_assembler_name): Do not append a distinguishing
2545 number to file-scope internal-linkage declarations for the first
2546 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2547 the declaration itself (if at block scope), or its containing
2548 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2551 * opts.c (cur_in_fname): New global.
2552 * opts.h: Declare it.
2553 * tree.c: Include opts.h.
2554 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2555 DECL_UID equal to cur_in_fname.
2556 (copy_node_stat): Do not change DECL_UID when copying a
2557 TRANSLATION_UNIT_DECL.
2558 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2559 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2561 * c-decl.c (c_static_assembler_name): Delete.
2562 * c-tree.h (c_static_assembler_name): Delete prototype.
2563 * c-lang.c, objc/objc-lang.c: Don't override
2564 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2566 * Makefile.in (tree.o): Update dependencies.
2567 (GTFILES): Remove langhooks.c.
2569 2004-07-05 Roger Sayle <roger@eyesopen.com>
2571 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2572 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2573 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2574 Optimize "X % -Y" as "X % Y" for signed modulus.
2575 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2576 into "((unsigned) X % Y) == 0".
2578 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2580 * sourcebuild.texi (Config Fragments): Use @comma{} in
2581 cross-reference to section title.
2583 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2585 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2586 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2587 (gimplify_target_expr, gimplify_expr): Likewise.
2588 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2589 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2591 (gimplify_compound_lval): See if we can strip any useless conversion.
2592 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2594 (gimplify_modify_expr_to_memset): Likewise.
2595 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2596 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2597 (declare_inline_vars): Likewise.
2598 (walk_type_fields): New function.
2599 (walk_tree): Use it.
2600 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2602 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2603 (sra_walk_modify_expr): Allow init function to fail.
2604 (scan_init): Now returns bool.
2605 (generate_element_init): If can't understand INIT, return false.
2606 (scalarize_init): Return false if generate_element_init does.
2608 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2611 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2612 bounds if bounds aren't constant.
2614 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2616 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2617 to type hooks; remove bogus PARAMS.
2619 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2621 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2622 * dwarf2out.c (add_data_member_location_attribute): Check for
2624 * tree.c (tree_node_kinds): Add "binfos".
2625 (binfo_lang_slots): New.
2626 (make_node_stat): Add TREE_BINFO.
2627 (make_tree_binfo_stat): New.
2628 (tree_node_structure): Add TREE_BINFO.
2629 * tree.def (TREE_BINFO): New.
2630 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2631 (RECORD_OR_UNION_CHECK): ... here.
2632 (NOT_RECORD_OR_UNION_CHECK): New.
2633 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2634 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2635 RECORD_OR_UNION_CHECK.
2636 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2637 (TYPE_LANG_SLOT_1): New.
2638 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2639 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2640 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2641 (BINFO_ELTS): Remove.
2642 (BINFO_LANG_SLOT): New.
2643 (struct tree_binfo): New.
2644 (binfo_lang_slots): Declare.
2645 (enum tree_node_structure_enum): Add TS_BINFO.
2646 (union tree_node): Add binfo.
2647 (make_tree_binfo_stat): Declare.
2648 (make_tree_binfo): New.
2649 (enum tree_node_kind): Add binfo_kind.
2651 * objc/objc-act.c (start_class, objc_declare_protocols,
2652 start_protocols): Use TYPE_LANG_SLOT_1.
2653 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2655 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2656 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2657 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2658 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2660 2004-07-05 Steven Bosscher <stevenb@suse.de>
2662 * rtl.h (struct rtx_def): Remove the integrated flag.
2663 Use the return_val flag for MEM_SCALAR_P.
2664 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2666 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2669 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2670 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2673 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2675 * var-tracking.c: Fix some comments.
2676 (frame_stack_adjust): New.
2677 (vt_stack_adjustments): Init stack_adjust of entry block to
2678 minus stack adjustment of function prologue.
2679 (adjust_stack_reference): Do not adjust if adjustment == 0.
2680 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2681 (emit_notes_in_bb): Likewise.
2682 (vt_add_function_parameters): Do not adjust locations of
2684 (vt_initialize): Compute the stack adjustment of function
2685 prologue and offset the initial "location" of frame_base_decl
2686 from the stack pointer after prologue.
2688 2004-07-04 Richard Henderson <rth@redhat.com>
2690 * function.c (struct assign_parm_data_all): New.
2691 (struct assign_parm_data_one): New.
2692 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2693 assign_parm_find_data_types, assign_parms_setup_varargs,
2694 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2695 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2696 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2697 assign_parm_setup_block, assign_parm_setup_reg,
2698 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2699 (assign_parms): ... here.
2701 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2703 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2704 now are bitmap_set_t's.
2705 (bitmap_insert_into_set): No point in inserting the value if
2707 (bitmap_set_contains): New function.
2708 (bitmap_set_replace_value): Add comment on why we do it
2710 (set_contains): Removed.
2711 (bitmap_set_subtract_from_value_set): New name of
2712 set_subtract now that it's arguments are two different
2715 (bitmap_find_leader): Change algorithm used.
2716 (find_or_generate_expression): Update use of functions for new
2718 (create_expression_by_pieces): Ditto.
2719 (insert_aux): Ditto.
2721 (add_to_sets): Ditto.
2723 (execute_pre): Ditto.
2724 (compute_avail): Ditto.
2725 Also ignore virtual phis.
2727 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2729 * combine.c (simplify_comparison): Fix comment typo.
2731 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2733 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2734 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2735 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2736 (output_restore): Change parameter from 'insn' to 'pat'.
2737 (output_return): Adjust call to output_restore.
2738 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2739 Adjust call to output_restore.
2741 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2743 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2744 and assert system is bsd.
2746 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2748 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2749 (TARGET_SWITCHES): Remove -mdebugc.
2750 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2751 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2752 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2753 (sle_[sd]i_reg): Delete.
2755 2004-07-04 Steven Bosscher <stevenb@suse.de>
2757 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2759 * config/iq2000/iq2000.md: Translate old pipeline description to an
2762 2004-07-04 Roger Sayle <roger@eyesopen.com>
2764 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2765 Ensure the replacement rhs is valid gimple before performing
2766 the substitution. Return false if these sanity checks fail.
2767 (fold_stmt): Only set changed to true, if set_rhs returns true.
2768 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2771 2004-07-04 Richard Henderson <rth@redhat.com>
2774 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2776 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2778 * configure.ac (ranlib_flags): New variable.
2779 * Makefile.in (RANLIB_FLAGS): New variable.
2780 (libbackend.a): Use it.
2781 * configure: Regenerated.
2783 2004-07-04 Roger Sayle <roger@eyesopen.com>
2785 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2786 a "sign mask" instead of using ashr_optab directly.
2788 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2790 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2791 * doc/cppopts.texi: Clarify processing of command-line defines.
2793 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2795 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2797 2004-07-04 Richard Henderson <rth@redhat.com>
2799 * rtl.def (ADDRESSOF): Remove.
2800 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2801 (find_base_term, memrefs_conflict_p): Likewise.
2802 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2803 (fold_rtx, cse_insn, set_live_p): Likewise.
2804 * dwarf2out.c (mem_loc_descriptor): Likewise.
2805 (add_location_or_const_value_attribute): Likewise.
2806 * emit-rtl.c (copy_insn_1): Likewise.
2807 * explow.c (memory_address): Likewise.
2808 * expmed.c (store_split_bit_field): Likewise.
2809 * expr.c (expand_expr_real_1): Likewise.
2810 * function.c (instantiate_decl
2811 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2812 * genrecog.c (preds, validate_pattern): Likewise.
2813 * integrate.c (copy_rtx_and_substitute): Likewise.
2814 * recog.c (general_operand, register_operand): Likewise.
2815 (memory_address_p): Likwise.
2816 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2817 * rtl.c (copy_rtx): Likewise.
2818 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2819 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2820 * rtlhooks.c (gen_lowpart_general): Likewise.
2821 * stmt.c (expand_asm_operands): Likewise.
2822 * web.c (entry_register, replace_ref, web_main): Likewise.
2823 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2824 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2825 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2826 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2827 * config/frv/frv.c (move_destination_operand, move_source_operand,
2828 condexec_dest_operand, condexec_source_operand,
2829 condexec_memory_operand): Likewise.
2830 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2831 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2832 (destination_xfmode_operand): Likewise.
2833 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2834 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2835 * config/s390/s390.c (general_s_operand): Likewise.
2836 * config/s390/s390.md (mov*): Likewise.
2837 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2839 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2840 * expr.c (expand_expr_real_1): Likewise.
2841 * stmt.c (expand_decl): Likewise.
2842 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2844 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2845 postponed_insns, put_var_into_stack, put_reg_into_stack,
2846 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2847 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2848 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2849 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2850 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2851 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2852 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2853 struct insns_for_mem_walk_info, insns_for_mem_walk,
2854 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2855 setjmp_protect_args): Remove.
2856 (push_function_context_to): Don't handle var_refs_queue.
2857 (pop_function_context_from, free_after_compilation): Likewise.
2858 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2859 (assign_parms, allocate_struct_function): Likewise.
2860 (use_register_for_decl): New.
2861 (expand_function_end): Don't setjmp_protect.
2862 * function.h (struct emit_status): Update commentary.
2863 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2864 (max_parm_reg, parm_reg_stack_loc): Remove.
2865 * passes.c (DFI_addressof): Remove.
2866 (dump_file_info): Remove addressof.
2867 (rest_of_handle_addressof): Remove.
2868 (rest_of_compilation): Don't call it.
2869 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2870 * stmt.c (expand_decl): Use use_register_for_decl.
2871 * tree.h: Update decls.
2872 * web.c (mark_addressof): Remove.
2873 * doc/invoke.texi (-dF): Remove.
2875 2004-07-03 Richard Henderson <rth@redhat.com>
2877 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2878 instead of gen_mem_addressof.
2879 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2880 TImode output register.
2882 2004-07-03 Richard Henderson <rth@redhat.com>
2884 PR tree-optimization/16341
2885 * tree-sra.c (sra_walk_function): Increment to next stmt before
2886 processing the current stmt.
2887 (sra_insert_after): Always use BSI_SAME_STMT.
2889 2004-07-03 Richard Henderson <rth@redhat.com>
2891 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2894 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2896 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2897 with tree_int_cst_equal.
2899 2004-07-03 Andreas Schwab <schwab@suse.de>
2901 * config/ia64/ia64.md: Define new attribute "empty".
2902 (prologue_use, nop_x, insn_group_barrier): Set it.
2904 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2905 skip over "empty" insns.
2907 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2909 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2910 context to gimplify_body.
2911 (walk_tree): Don't walk into types twice.
2912 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2914 * tree-sra.c (generate_element_init): Remove any useless conversions.
2916 * gimplify.c (gimplify_conversion): Remove stripping useless
2917 conversions from here.
2918 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2919 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2920 Unshare before substituting PLACEHOLDER_EXPR.
2921 (gimplify_modify_expr_to_memset): Likewise.
2922 Pass address of TO to memset, not TO itself.
2923 (gimplify_init_constructor): Make copy of OBJECT so we have it each
2924 time we make an expression (to match a PLACEHOLDER_EXPR).
2926 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2927 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2928 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2929 * tree-ssa-dom.c (local_fold): Likewise.
2931 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2932 * langhooks.h (strct lang_hooks): New field type_max_size.
2933 * function.c (assign_temp): Call it.
2935 2004-07-03 Steven Bosscher <stevenb@suse.de>
2937 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2938 * config/sh/sh.md: Convert the SH1 pipeline description to
2941 2004-07-02 Zack Weinberg <zack@codesourcery.com>
2943 * c-decl.c (struct c_binding): Remove contour field; add
2944 depth, invisible, nested fields.
2945 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2946 (B_IN_EXTERNAL_SCOPE): New convenience macros.
2947 (bind): Add invisible and nested arguments. Initialize
2948 new fields of struct c_binding; adjust loop scanning for
2950 (free_binding_and_advance): Clear structure with memset.
2951 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
2952 in file scope, even if it's in external scope too.
2953 (pushdecl): Adjust to match. Create invisible file-scope
2954 declarations for block-scope forward declarations of static functions.
2955 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2956 (undeclared_variable, lookup_label, declare_label, define_label)
2957 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2958 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2959 (store_parm_decls_oldstyle): Adjust to match.
2960 (diagnose_mismatched_decls): Correct handling of linkage clashes.
2961 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2963 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2964 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2966 2004-07-02 Richard Henderson <rth@redhat.com>
2968 * c-decl.c (grokdeclarator): Don't frob current_function_decl
2969 around variable_size.
2970 (set_decl_nonlocal): Remove.
2971 (store_parm_decls): Add stmts for pending sizes.
2972 * calls.c (calls_function, calls_function_1): Remove.
2973 (precompute_arguments): Don't call it.
2974 * cfgexpand.c (set_save_expr_context): Remove.
2975 (tree_expand_cfg): Don't call it.
2976 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2977 (dwarf2out_finish): Likewise.
2978 * expr.c (emit_block_move): Adjust addresses to BLKmode.
2979 (store_constructor): Don't pre-evaluate SAVE_EXPR.
2980 (safe_from_p): Don't queue SAVE_EXPRs.
2981 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2982 or build plain VAR_DECLs.
2983 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2985 (fold_checksum_tree): Don't special-case SAVE_EXPR.
2986 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2987 (put_var_into_stack): Don't handle SAVE_EXPR.
2988 (gen_mem_addressof): Likewise.
2989 * function.h (struct function): Remove x_save_expr_regs.
2990 (save_expr_regs): Remove.
2991 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2992 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2993 * stor-layout.c (variable_size): Don't set it.
2994 (force_type_save_exprs, force_type_save_exprs_1): Remove.
2995 * tree-inline.c (remap_save_expr): Remove fn argument. Update
2996 all callers. Don't set SAVE_EXPR_CONTEXT.
2997 * tree-inline.h (remap_save_expr): Update decl.
2998 * tree.c (save_expr): Update build size.
2999 (first_rtl_op): Don't handle SAVE_EXPR.
3000 (unsave_expr_1, contains_placeholder_p): Likewise.
3001 (decl_function_context): Likewise.
3002 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3003 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3004 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3006 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3008 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
3009 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
3010 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
3011 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
3012 some first-person references and patronizing comments. Based on
3014 * doc/invoke.texi: Don't reference fortran@gnu.org.
3015 * doc/trouble.texi (Warning when a non-void function value is
3016 ignored): Rewrite. From Russ Allbery and Chris Devers.
3018 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
3020 * tree-ssa-pre.c (bitmap_set_t): New.
3021 (bb_value_sets): avail_out is now a bitmap_set_t.
3022 (bitmap_find_leader): New function.
3023 (bitmap_value_insert_into_set): Ditto.
3024 (bitmap_set_copy): Ditto.
3025 (bitmap_value_replace_in_set): Ditto.
3026 (bitmap_set_contains_value): Ditto.
3027 (bitmap_set_new): Ditto.
3028 (bitmap_set_pool): New pool.
3029 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
3030 (insert_aux): Ditto.
3031 (add_to_sets): Ditto.
3032 (compute_avail): Ditto
3036 (execute_pre): Ditto.
3038 2004-07-02 Roger Sayle <roger@eyesopen.com>
3040 * config/rs6000/rs6000.c (struct processor_costs): New structure
3041 used to hold instruction latencies/sizes for processor types.
3042 (rs6000_cost): New global variable pointing to current CPU's costs.
3043 (rs6000_override_options): Initialize rs6000_cost to point to the
3044 appropriate cost table based upon rs6000_cpu and optimize_size.
3045 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
3048 2004-07-02 Richard Henderson <rth@redhat.com>
3050 * expmed.c (make_tree): Don't use SET_DECL_RTL.
3052 2004-07-02 Steven Bosscher <stevenb@suse.de>
3054 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
3056 2004-07-01 Richard Henderson <rth@redhat.com>
3058 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
3059 (alpha_gp_save_rtx): Use assign_stack_local instead of
3062 2004-07-01 Richard Henderson <rth@redhat.com>
3064 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
3065 (alpha_rtx_cost_data): Update to match.
3066 (alpha_rtx_cost_size): New.
3067 (alpha_rtx_costs): Honor optimize_size.
3069 2004-07-01 Richard Henderson <rth@redhat.com>
3071 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
3072 * cfgexpand.c (tree_expand_cfg): Do it here.
3073 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
3074 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
3075 * config/mips/mips.c (mips_output_mi_thunk): And here.
3076 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
3077 * config/sh/sh.c (sh_output_mi_thunk): And here.
3078 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
3080 2004-07-01 Richard Henderson <rth@redhat.com>
3082 * tree.def (RTL_EXPR): Remove.
3083 * c-typeck.c (lvalue_p): Don't handle it.
3084 * expr.c (safe_from_p): Likewise.
3085 (expand_expr_real_1): Likewise.
3086 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
3087 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
3088 * gengtype.c (adjust_field_tree_exp): Likewise.
3089 * stmt.c (warn_if_unused_value): Likewise.
3090 * tree-gimple.c (recalculate_side_effects): Likewise.
3091 * tree-pretty-print.c (dump_generic_node): Likewise.
3092 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
3093 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
3094 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
3096 * stmt.c (struct stmt_status): Remove x_last_expr_type,
3097 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
3098 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
3099 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
3100 all the bits that tracked last_expr.
3101 (expand_end_bindings): Don't track last_expr.
3102 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
3103 (clear_last_expr): Remove.
3104 (expand_asm): Don't call it.
3105 (expand_asm_operands, expand_end_cond): Likewise.
3106 (expand_naked_return, expand_null_return_1): Likewise.
3107 * c-typeck.c (c_begin_compound_stmt): Likewise.
3108 * cfgexpand.c (expand_block): Use expand_expr_stmt.
3109 * expr.c (expand_expr_real_1): Likewise.
3110 * tree.h: Update prototypes.
3112 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
3113 (struct emit_status): Remove sequence_rtl_expr.
3114 (struct function): Remove x_rtl_expr_chain.
3115 (seq_rtl_expr, rtl_expr_chain): Remove.
3116 * function.c (struct temp_slot): Remove rtl_expr.
3117 (assign_stack_temp_for_type): Don't set it.
3118 (free_temp_slots, pop_temp_slots): Don't check it.
3119 (free_after_compilation): Don't clear x_rtl_expr_chain.
3120 (fixup_var_refs): Don't search it.
3121 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
3122 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
3124 (push_topmost_sequence): Likewise.
3125 (end_sequence, init_emit): Likewise.
3126 (start_sequence_for_rtl_expr): Remove.
3127 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
3128 * rtl.h (preserve_rtl_expr_result): Remove.
3130 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
3132 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
3133 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
3136 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3138 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
3139 (STANDARD_STARTFILE_PREFIX_2): Define.
3140 (standard_startfile_prefix_1): Initialize to
3141 STANDARD_STARTFILE_PREFIX_1.
3142 (standard_startfile_prefix_2): Initialize to
3143 STANDARD_STARTFILE_PREFIX_2.
3144 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
3145 (STANDARD_STARTFILE_PREFIX_1): Define.
3146 (STANDARD_STARTFILE_PREFIX_2): Define.
3147 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
3148 (STANDARD_STARTFILE_PREFIX_2): Document.
3150 2004-07-01 Richard Henderson <rth@redhat.com>
3152 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
3153 in order to disable scalarization. Instead set a flag and wait
3154 for a candidate decl.
3156 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3158 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
3159 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
3160 Use terminology "testsuite" and "enumerated".
3162 2004-07-01 Richard Henderson <rth@redhat.com>
3164 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
3165 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
3166 (initial_return_save): Likewise.
3167 (flush_queued_reg_saves): Remap register numbers.
3168 (dwarf2out_return_reg): Likewise.
3170 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3172 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
3174 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
3175 access functions for lower bound and element size and only output
3176 if lower bound nonzero or element size not same as that of type.
3177 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3179 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3181 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3183 2004-07-01 Per Bothner <per@bothner.com>
3185 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3187 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3189 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3190 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3191 first operand. Don't optimize if the bitfield is volatile.
3193 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3195 * c-pretty-print.c (pp_c_postfix_expression): Handle
3196 floating-point comparison operators.
3197 (pp_c_expression): Pass floating-point comparison
3198 operators to pp_c_postfix_expression.
3200 2004-07-01 Roger Sayle <roger@eyesopen.com>
3202 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3203 rtx_cost instead of "had_mult" to determine whether the transformed
3204 expression is cheaper than the original.
3206 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3208 * alias.c (get_alias_set, canon_rtx, get_addr,
3209 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3211 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3212 expand_builtin): Likewise.
3213 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3215 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3216 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3217 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3218 record_dead_and_set_regs_1, get_last_value_validate,
3219 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3220 * cse.c (check_dependence, canon_hash, equiv_constant,
3221 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3222 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3223 count_reg_usage): Likewise.
3224 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3225 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3226 cselib_record_sets): Likewise.
3227 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3228 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3229 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3230 * df.c (df_uses_record): Likewise.
3231 * dojump (do_jump): Likewise.
3232 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3233 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3234 decl_start_label): Likewise.
3235 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3236 operand_subword, change_address_1, make_safe_from): Likewise.
3237 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3238 stabilize, force_not_mem): Likewise.
3239 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3240 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3241 * expr.c (convert_move, convert_modes, emit_block_move,
3242 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3243 emit_move_insn_1, expand_assignment, store_expr,
3244 store_constructor_field, store_constructor, store_field,
3245 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3247 * final.c (cleanup_subreg_operands, alter_subreg,
3248 get_mem_expr_from_op): Likewise.
3249 * flow.c (notice_stack_pointer_modification_1,
3250 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3252 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3253 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3254 optimize_bit_field, flush_addressof, purge_addressof_1,
3255 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3256 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3257 keep_stack_depressed): Likewise.
3258 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3259 noce_process_if_block, find_memory): Likewise.
3260 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3261 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3262 update_equiv_regs): Likewise.
3263 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3264 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3265 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3266 * passes.c (rest_of_handle_final): Likewise.
3267 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3268 move2add_note_store): Likewise.
3269 * ra-build.c (detect_remat_webs): Likewise.
3270 * ra-debug.c (dump_static_insn_cost): Likewise.
3271 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3272 * recog.c (validate_change, apply_change_group, cancel_changes,
3273 validate_replace_rtx_1, general_operand, register_operand,
3274 nonmemory_operand, push_operand, pop_operand, memory_operand,
3275 indirect_operand, asm_operand_ok, offsettable_memref_p,
3276 offsettable_nonstrict_memref_p, constrain_operands,
3277 store_data_bypass_p): Likewise.
3278 * reg-stack.c (subst_stack_regs_pat): Likewise.
3279 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3280 copy_cost, reg_scan_mark_refs): Likewise.
3281 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3282 combine_stack_adjustments_for_block): Likewise.
3283 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3284 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3285 find_reloads, find_reloads_address, find_reloads_address_1,
3286 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3287 find_equiv_reg): Likewise.
3288 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3289 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3290 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3291 delete_address_reloads): Likewise.
3292 * resource.c (mark_referenced_resources): Likewise.
3293 * rtlanal.c (get_jump_table_offset, count_occurrences,
3294 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3295 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3296 num_sign_bit_copies1): Likewise.
3297 * rtlhooks.c (gen_lowpart_general): Likewise.
3298 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3299 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3300 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3301 sdbout_global_decl): Likewise.
3302 * simplify-rtx.c (simplify_subreg): Likewise.
3303 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3304 expand_anon_union_decl, expand_end_case_type): Likewise.
3305 * unroll.c (calculate_giv_inc): Likewise.
3306 * var-tracking.c (stack_adjust_offset_pre_post,
3307 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3308 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3309 vt_add_function_parameters): Likewise.
3310 * varasm.c (make_var_volatile, notice_global_symbol,
3311 assemble_external, decode_addr_const, mark_weak,
3312 default_encode_section_info): Likewise.
3314 2004-07-01 Steven Bosscher <stevenb@suse.de>
3316 * stmt.c (check_seenlabel): Remove.
3317 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3319 2004-07-01 Richard Henderson <rth@redhat.com>
3321 * function.h (struct function): Remove x_function_call_count.
3322 (function_call_count): Remove.
3323 * calls.c (expand_call): Don't set it.
3324 * integrate.c (copy_rtx_and_substitute): Likewise.
3326 * function.h (struct function): Remove x_cleanup_label.
3327 (cleanup_label): Remove.
3328 * stmt.c (expand_value_return): Don't use it.
3329 * function.c (free_after_compilation): Don't set it.
3330 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3331 * cfgexpand.c (tree_expand_cfg): Update call.
3332 * tree.h (expand_function_start): Update decl.
3334 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3337 * c-lang.c (c_initialize_diagnostics): Move from here ...
3338 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3339 (c_tree_printer): Use pretty-printer to format %T.
3340 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3341 before '*' if not C++.
3342 (pp_c_direct_abstract_declarator): Don't try to print array upper
3343 bound for flexible array members.
3344 * c-tree.h: Include "diagnostic.h".
3345 (c_initialize_diagnostics): Declare.
3346 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3347 * c-format.c (format_type_warning): New function. Improve
3348 diagnostics for incorrect format argument types.
3349 (check_format_types): Use it. Add two parameters. Use the
3350 TYPE_MAIN_VARIANT of wanted_type.
3351 (check_format_info_main): Pass new parameters to
3353 (struct format_wanted_type): Update comment.
3355 2004-07-01 Nick Clifton <nickc@redhat.com>
3357 * target.h (struct gcc_target): Add new field to struct cxx:
3358 import_export_class.
3359 * target-def.h (TARGET_CXX): Initialise the new field.
3360 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3362 * doc/tm.texi: Document the new target hook.
3364 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3366 * builtins.c (fold_builtin_classify): Fix typo.
3368 2004-07-01 Richard Henderson <rth@redhat.com>
3370 * function.c (identify_blocks, identify_blocks_1): Remove.
3371 * function.h (identify_blocks): Remove.
3372 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3374 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3376 * builtins.c (fold_builtin_classify): New.
3377 (fold_builtin_unordered_cmp): Fix commentary.
3378 (fold_builtin): Use it.
3379 * builtins.def: Define builtins for isnan,
3380 isnanf, isnanl, finite, finitef, finitel,
3381 isinf, isinff, isinfl.
3383 2004-07-01 Richard Henderson <rth@redhat.com>
3385 * function.h (struct function): Remove dont_emit_block_notes.
3386 * gimple-low.c (lower_function_body): Don't set it.
3387 * cfgexpand.c (expand_block): Don't check it.
3388 * cfglayout.c (insn_locators_initialize): Likewise.
3389 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3390 * passes.c (rest_of_compilation): Likewise.
3391 * stmt.c (expand_start_bindings_and_block): Likewise.
3392 (expand_end_bindings): Likewise.
3394 2004-07-01 Richard Henderson <rth@redhat.com>
3396 * cgraph.h (cgraph_build_static_cdtor): Declare.
3397 * cgraphunit.c (cgraph_build_static_cdtor): New.
3398 * c-objc-common.c (build_cdtor): Use it.
3399 * coverage.c (create_coverage): Likewise.
3400 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3401 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3403 See ChangeLog.11 for earlier changes.