1 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
7 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
9 * config/mips/mips.c (mips_output_move): When generating mips16 code,
10 force loads of negative constants to be split.
11 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
12 Generalize SImode li/neg splitter to cope with other modes.
14 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
16 * expmed.c: Remove more references to QUEUED in the comments.
19 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
22 2004-07-13 Richard Henderson <rth@redhat.com>
23 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
26 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
28 * tree-dfa.c (make_rename_temp): Work just like
29 create_tmp_var if called while outside SSA form.
31 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
33 * expr.c (enqueue_insn, finish_expr_for_function,
34 protect_from_queue, queued_subexp_p, mark_queue,
35 emit_insns_enqueued_after_mark, emit_queue,
36 expand_increment): Remove.
37 (store_constructor): Expand increment as an assignment.
38 (expand_expr_real_1 <case PREINCREMENT_EXPR,
39 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
40 case POSTDECREMENT_EXPR>): Abort.
41 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
42 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
43 protect_from_queue, emit_queue, queued_subexp_p): Remove.
44 * function.h (pending_chain, x_pending_chain): Remove.
45 * rtl.def (QUEUED): Remove.
47 * emit-rtl.c (copy_insn_1, copy_most_rtx,
48 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
49 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
50 encode_units_mask): Likewise.
51 * local-alloc.c (equiv_init_varies_p): Likewise.
52 * rtl.c (copy_rtx): Likewise.
53 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
54 * simplify-rtx.c (simplify_gen_subreg): Likewise.
55 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
57 * builtins.c (expand_builtin, expand_builtin_apply,
58 expand_builtin_mathfn, expand_builtin_mathfn_2,
59 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
60 Remove calls to emit_queue and protect_from_queue.
61 * calls.c (expand_call, precompute_arguments,
62 precompute_register_parameters, rtx_for_function_call,
63 store_one_arg): Likewise.
64 * dojump.c (do_compare_and_jump, do_jump): Likewise.
65 * explow.c (memory_address): Likewise.
66 * expmed.c (clear_by_pieces_1, clear_storage,
67 clear_storage_via_libcall, emit_group_load,
68 emit_group_store, emit_store_flag,
69 expand_expr_real_1, store_by_pieces,
70 store_constructor, store_expr, try_casesi,
71 try_tablejump): Likewise.
72 * function.c (expand_pending_sizes): Likewise.
73 * optabs.c (emit_cmp_and_jump_insns,
74 emit_conditional_add, emit_conditional_move,
75 expand_fix, expand_float, prepare_cmp_insn): Likewise.
76 * stmt.c (emit_case_bit_tests,
77 expand_asm_expr, expand_computed_goto,
78 expand_decl_init, expand_end_case_type,
79 expand_end_stmt_expr, expand_expr_stmt_value,
80 expand_return, expand_start_case,
81 optimize_tail_recursion): Likewise.
82 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
83 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
85 2004-07-14 Ben Elliston <bje@au.ibm.com>
89 2004-07-13 Richard Henderson <rth@redhat.com>
91 * target.h (struct gcc_target): Add calls.pass_by_reference.
92 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
93 * function.c (pass_by_reference): Use the hook.
94 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
95 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
96 (hook_pass_by_reference_must_pass_in_stack): New.
97 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
98 (alpha_pass_by_reference): New.
99 (TARGET_PASS_BY_REFERENCE): New.
100 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
101 * config/arc/arc.c (arc_pass_by_reference): New.
102 (TARGET_PASS_BY_REFERENCE): New.
103 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
104 (FUNCTION_ARG_CALLEE_COPIES): True.
105 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
106 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
107 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
108 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
109 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
110 * config/cris/cris.c (cris_pass_by_reference): New.
111 (TARGET_PASS_BY_REFERENCE): New.
112 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
113 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
114 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
115 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
116 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
117 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
118 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
119 (frv_function_arg_pass_by_reference): Remove.
120 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
121 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
122 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
123 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
124 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
125 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
126 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
127 (ia64_pass_by_reference): Rename from
128 ia64_function_arg_pass_by_reference.
129 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
130 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
131 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
132 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
133 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
134 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
135 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
136 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
137 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
138 (m32r_pass_by_reference): Adjust prototype. Make static.
139 Handle mode sizes correctly.
140 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
141 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
142 (m68hc11_function_arg_pass_by_reference): Remove.
143 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
144 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
145 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
146 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
147 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
148 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
149 (mips_va_arg): Use pass_by_reference.
150 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
151 Handle mode sizes correctly.
152 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
153 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
154 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
155 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
156 (mmix_pass_by_reference): Rename from
157 mmix_function_arg_pass_by_reference.
158 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
159 (FUNCTION_ARG_CALLEE_COPIES): True.
160 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
161 (mn10300_pass_by_reference): New.
162 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
163 (FUNCTION_ARG_CALLEE_COPIES): True.
164 * config/pa/pa.c (pa_pass_by_reference): New.
165 (TARGET_PASS_BY_REFERENCE): New.
166 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
167 (FUNCTION_ARG_CALLEE_COPIES): True.
168 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
169 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
170 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
171 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
172 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
173 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
174 (s390_pass_by_reference): Rename from
175 s390_function_arg_pass_by_reference.
176 (s390_function_arg_advance): Don't query pass-by-ref.
177 (s390_function_arg): Likewise.
178 (s390_gimplify_va_arg): Use pass_by_reference.
179 (s390_call_saved_register_used): Likewise.
180 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
181 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
182 (shcompact_byref, sh_pass_by_reference): New.
183 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
184 (SHCOMPACT_BYREF): Remove.
185 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
186 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
187 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
188 (sparc_gimplify_va_arg): Use pass_by_reference.
189 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
190 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
191 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
192 (v850_pass_by_reference): New.
193 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
194 (FUNCTION_ARG_CALLEE_COPIES): True.
195 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
196 FUNCTION_ARG_PASS_BY_REFERENCE docs.
198 2004-07-14 Richard Henderson <rth@redhat.com>
199 Richard Sandiford <rsandifo@redhat.com>
201 * config/mips/mips-protos.h (mips_va_arg): Delete.
202 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
203 * config/mips/mips.c: Include tree-gimple.h.
204 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
205 (mips_arg_info): Remove special handling of must_pass_in_stck args.
206 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
207 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
209 2004-07-13 Bob Wilson <bob.wilson@acm.org>
211 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
212 arguments for COND_EXPR in big-endian adjustment code.
214 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
216 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
217 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
218 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
219 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
221 2004-07-13 Diego Novillo <dnovillo@redhat.com>
223 PR tree-optimization/16443
224 * tree-ssa-alias.c: Add more description for
225 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
226 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
227 clobbering of call-clobbered and addressable variables. If
228 there are any before aliases have been computed, add them.
230 2004-07-13 Diego Novillo <dnovillo@redhat.com>
232 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
235 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
237 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
238 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
241 2004-07-13 Per Bothner <per@bothner.com>
243 * collect2.c (main): Handle --no-demangle and --demangle flags.
245 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
247 * Makefile.in (OBJS-common): Add tree-data-ref.o.
248 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
249 (tree-data-ref.o): New rule.
250 * lambda.h: New file.
251 * tree-data-ref.c: New file.
252 * tree-data-ref.h: New file.
253 * tree.c (int_cst_value, tree_fold_gcd): New functions.
254 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
256 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
259 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
260 * config/sparc/sparc.c (output_ubranch): New function.
261 * config/sparc/sparc.md (jump pattern): Use it.
263 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
266 * config/sparc/sparc.c (output_cbranch): Properly guard
267 the code handling far branches with TARGET_V9.
268 * config/sparc/sparc.md (length attribute): Document the
269 side-effect of having a length greater or equal to 3.
271 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
272 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
275 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
276 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
278 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
279 Martin Sebor <sebor@roguewave.com>
282 * doc/invoke.texi (SPARC options): Document -threads
283 and -pthreads on Solaris.
285 2004-07-13 Richard Henderson <rth@redhat.com>
287 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
289 (ind_gimplify_va_arg_expr): Remove.
290 * tree.h (ind_gimplify_va_arg_expr): Remove.
291 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
292 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
295 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
296 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
297 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
298 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
299 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
301 2004-07-13 Richard Henderson <rth@redhat.com>
303 * function.c (pass_by_reference): New.
304 (assign_parm_find_data_types): Use it.
305 * calls.c (initialize_argument_information): Likewise.
306 (emit_library_call_value_1): Likewise.
307 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
308 * function.h (pass_by_reference): Declare.
310 2004-07-13 Richard Henderson <rth@redhat.com>
312 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
313 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
314 * expr.h (MUST_PASS_IN_STACK): Remove.
315 * system.h (MUST_PASS_IN_STACK): Poison.
316 * tree.h (must_pass_in_stack_var_size): Declare.
317 (must_pass_in_stack_var_size_or_pad): Declare.
318 * calls.c (must_pass_in_stack_var_size): New.
319 (must_pass_in_stack_var_size_or_pad): Rename from
320 default_must_pass_in_stack.
321 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
322 (TARGET_MUST_PASS_IN_STACK): New.
323 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
324 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
325 (TARGET_MUST_PASS_IN_STACK): New.
326 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
327 * config/frv/frv.c (frv_must_pass_in_stack): New.
328 (TARGET_MUST_PASS_IN_STACK): New.
329 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
330 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
331 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
332 (ix86_must_pass_in_stack): Make static.
333 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
334 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
335 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
336 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
337 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
338 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
339 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
340 (mcore_must_pass_on_stack): Remove.
341 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
342 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
343 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
344 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
345 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
346 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
347 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
348 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
349 (TARGET_MUST_PASS_IN_STACK): New.
350 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
351 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
352 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
353 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
354 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
355 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
356 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
359 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
360 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
361 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
362 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
363 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
364 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
365 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
366 config/xtensa/xtensa.c: Use target hook.
368 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
370 * configure.ac (gcc_cv_as_offsetable_lo10: Fix a typo.
371 * configure: Rebuilt.
373 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
375 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
376 * config/mips/mips.h (mips_reg_names): Don't declare.
377 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
378 (TARGET_NAME_REGS): Delete.
379 (TARGET_SWITCHES): Remove -mrnames.
380 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
381 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
383 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
384 (override_options): Remove handling of TARGET_NAME_REGS.
386 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
388 * config/mips/mips.h (TARGET_*): Boolify.
390 2004-07-12 Nick Clifton <nickc@redhat.com>
392 * config.gcc: Add sh-*-symbianelf target.
393 * config/sh/sh.c: Add new target macros:
394 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
395 TARGET_CXX_IMPORT_EXPORT_CLASS.
396 (sh_file_start): Create a definition of the .directive section.
397 (sh_attribute): Add dllimport and dllexport attributes.
398 * config/sh/symbian-pre.h: New file.
399 * config/sh/symbian-post.h: New file.
400 * config/sh/symbian.c: New file. Contains Symbian specific
402 * config/sh/sh-protos.h: Add prototypes for new functions
403 provided by symbian.c.
404 * config/sh/t-symbian: New file.
405 * doc/extend.texi: Document support for dllimport and dllexport
406 attributes by the sh-symbianelf target.
408 2004-07-12 James E Wilson <wilson@specifixinc.com>
410 * Makefile.in (AR): Use @AR@ not ar.
412 (AR_FOR_TARGET): Use $(AR) not ar for native.
413 (NM_FOR_TARGET): Use $(NM) not nm for native.
414 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
415 * configure: Regenerate.
417 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
419 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
421 (ashldi3_sp64): Likewise.
423 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
426 * pa.c (function_arg): Update comment.
427 * pa.h (BLOCK_REG_PADDING): Define.
429 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
431 PR tree-optimization/16461
432 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
433 arguments of phi nodes.
435 2004-07-12 Devang Patel <dpatel@apple.com>
437 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
439 2004-07-12 Steve Ellcey <sje@cup.hp.com>
441 * function.c (expand_function_start): Ensure r_save is in Pmode.
442 * calls.c (prepare_call_address): Ensure static_chain_value is
444 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
445 r_save_area are in Pmode.
446 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
447 fnaddr, and static_chain are in Pmode.
449 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
452 * config/ia64/ia64.c (bundling): Don't count ignored insns.
454 2004-07-12 Richard Henderson <rth@redhat.com>
456 * target.h (struct gcc_target): Move gimplify_va_arg_expr
457 next to build_builtin_va_list.
458 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
459 * builtins.c (gimplify_va_arg_expr): Likewise.
460 * gimplify.c (copy_if_shared_r): Likewise.
462 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
464 * passes.c (rest_of_decl_compilation): Don't defer call of
465 assemble_variable if its DECL_RTL is already set.
467 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
469 * cfgloop.h (struct loop): Add nb_iterations field.
470 (current_loops): Declare.
471 * tree-chrec.c (chrec_not_analyzed_yet,
472 chrec_dont_know, chrec_known, count_ev_in_wider_type,
473 chrec_contains_symbols_defined_in_loop): Remove the temporary
475 * tree-flow-inline.h (loop_containing_stmt): New function.
476 * tree-scalar-evolution.c: Add implementation.
477 * tree-scalar-evolution.h: Add declarations.
479 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
481 PR rtl-optimization/15921
482 * Makefile.in (global.o): Add recog.h.
484 * global.c (recog.h): Add the include-clause.
485 (bb_info): New member earlyclobber.
486 (allocate_bb_info, free_bb_info): Initialize/finish the new
488 (earlyclobber_regclass, earlyclobber_regclass_length): The new
490 (check_earlyclobber, regclass_intersect,
491 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
493 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
494 (make_accurate_live_analysis): Modify pavin.
496 2004-07-12 Diego Novillo <dnovillo@redhat.com>
498 * tree-cfg.c (find_taken_edge): Statically compute the truth
499 value of a predicate comparing an SSA_NAME to itself.
501 2004-07-12 Roger Sayle <roger@eyesopen.com>
503 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
504 rs6000 doesn't have shift-and-add or shift-and-sub instructions
505 by returning the cost of a multiplication plus an addition.
507 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
509 PR tree-optimization/14107
510 * gimplify.c (gimplify_return_expr): Accept a
511 RETURN_EXPR with an error argument.
512 * tree-optimize.c (init_tree_optimization_passes):
513 Run pass_warn_function_return at -O0.
515 2004-07-12 Roger Sayle <roger@eyesopen.com>
517 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
520 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
522 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
523 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
524 * config/mips/3000.md: Add copyright notice. Remove automota and
525 function units; use generic ones instead. Only define reservations
526 for things that are different from generic.md. Extend each clause
528 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
529 * config/mips/mips.md: Include them. Remove define_function_units.
530 (alu, imuldiv): New automata and units.
532 2004-07-12 Ben Elliston <bje@au.ibm.com>
534 * doc/invoke.texi (Optimize Options): Document -frename-registers
535 not being enabled by default at -O3.
537 2004-07-11 Roger Sayle <roger@eyesopen.com>
539 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
540 floating point additions, to keep real immediate constant positive.
541 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
542 into X + C, and leave positive real constants as X - C.
544 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
546 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
548 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
550 PR tree-optimization/15654
551 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
553 2004-07-11 Roger Sayle <roger@eyesopen.com>
555 * builtins.c (fold_builtin_fputs): Don't bother converting the
556 return type to integer_type_node, as we've already checked that
557 the result will be ignored.
559 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
560 that signed addition, subtraction, multiplication, division,
561 remainder, negation and absolute value may potentially trap.
563 * fold-const.c (fold_ignored_result): New function to strip
564 non-side-effecting tree nodes from an expression whose result
566 (fold_convert): Call fold_ignored_result when casting a value
568 (omit_one_operand): Call fold_ignored_result on the "omitted"
569 operand when building a COMPOUND_EXPR.
570 (pedantic_omit_one_operand): Likewise.
571 * tree.h (fold_ignored_result): Prototype here.
572 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
573 when we're going to ignore the result.
575 2004-07-11 Richard Henderson <rth@redhat.com>
578 * tree-ssa-ccp.c (fold_stmt_r): Split out...
579 * tree.c (fields_compatible_p, find_compatible_field): ... new.
580 * tree.h (fields_compatible_p, find_compatible_field): Declare.
581 * tree-sra.c (sra_hash_tree): Hash fields by offset.
582 (sra_elt_eq): Use fields_compatible_p.
583 (generate_one_element_ref): Use find_compatible_field.
585 2004-07-11 Richard Henderson <rth@redhat.com>
588 * tree-sra.c (generate_one_element_init): New.
589 (generate_element_init): Use it.
590 (scalarize_init): Push/pop gimplify context around it.
591 (find_new_referenced_vars_1, find_new_referenced_vars): New.
592 * gimplify.c (gimplify_expr): Allow SSA_NAME.
594 2004-07-11 Roger Sayle <roger@eyesopen.com>
596 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
597 combine.c's combine_insn_cost.
598 * rtl.h (insn_rtx_cost): Prototype here.
599 * combine.c (combine_insn_cost): Delete function.
600 (combine_validate_cost): Update callers of combine_insn_cost to
601 call insn_rtx_cost instead.
602 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
603 requesting the rtx_cost of call and/or jump instructions.
605 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
606 rtx_cost directly. Don't request/use the cost of call or jump
607 instructions. Return -1 if the cost of any instruction can't be
608 determined (or the BB contains a function call).
609 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
610 -1 (i.e. can't determine the cost of any instruction or the basic
611 block contains a subroutine call).
612 (find_if_case_2): Likewise.
614 2004-07-11 Roger Sayle <roger@eyesopen.com>
616 * rs6000.c (struct processor_costs): Change semantics of fields to
617 include the COST_N_INSNS scaling, and update all initializers.
618 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
619 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
620 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
621 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
623 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
625 * LANGUAGES: Remove obsolete information.
627 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
629 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
630 SIGBUS signal frames, the PSW address points *to* the faulting
631 instruction, not after it.
633 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
635 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
636 added to TLS symbol addresses.
638 2004-07-11 Richard Henderson <rth@redhat.com>
640 * expmed.c (init_expmed): Use stack-local structures for
641 temporary rtl. Don't recognize shifts.
643 2004-07-11 Richard Henderson <rth@redhat.com>
645 * expr.c (store_expr): Don't fiddle subreg promotion for types
646 with precision smaller than the mode.
648 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
650 * tree.h (all_types_permanent): Remove.
652 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
654 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
655 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
656 * langhooks.c (lhd_clear_binding_stack): Remove.
657 * langhooks-def.h (lhd_clear_binding_stack,
658 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
659 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
660 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
661 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
662 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
663 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
664 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
665 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
666 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
667 * tree.h (poplevel): Don't declare.
668 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
669 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
670 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
671 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
674 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
676 PR tree-optimization/16437
677 * c-common.c (shorten_compare): Don't mark result of conversion to
678 narrower signed type as overflowing.
679 * fold-const.c (decode_field_reference): Determine whether
680 signedness comes from outer type using precision rather than size.
682 2004-07-11 Phil Edwards <phil@codesourcery.com>
684 * configure.ac: Alphabetize --enable-checking list, add
685 missing valgrind entry.
686 * configure: Regenerate.
688 2004-07-11 Phil Edwards <phil@codesourcery.com>
690 * doc/install.texi (Testing): Fix syntax in "make check" example.
692 2004-07-10 James E Wilson <wilson@specifixinc.com>
694 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
696 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
698 PR rtl-optimization/16001
699 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
702 2004-07-10 Geoffrey Keating <geoffk@apple.com>
704 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
706 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
707 James Morrison <phython@gcc.gnu.org>
709 * doc/contrib.texi (Contributors): Add gfortran contributors and
710 fix a couple of typos.
712 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
714 PR rtl-optimization/15387
715 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
716 to incoming args space correctly.
718 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
720 * pa.c (output_indirect_call): Only use %r2 as the link register in
721 indirect calls with the long PA 2.0 pc-relative branch.
723 2004-07-10 Daniel Jacobowitz <dan@debian.org>
725 * config/i386/i386.c (override_options): Pick a 64-bit CPU
726 for the default tuning if TARGET_64BIT.
728 2004-07-10 Richard Henderson <rth@redhat.com>
730 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
731 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
733 2004-07-10 Jakub Jelinek <jakub@redhat.com>
735 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
736 * expmed.c (store_bit_field, extract_bit_field): Remove last
738 * builtins.c (expand_builtin_signbit): Adjust callers.
739 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
740 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
741 * ifcvt.c (noce_emit_move_insn): Likewise.
742 * stmt.c (expand_return): Likewise.
743 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
744 store_field, expand_expr_real_1): Likewise.
746 2004-07-10 Richard Henderson <rth@redhat.com>
748 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
750 2004-07-09 Mike Stump <mrs@apple.com>
752 * config/darwin.c (no_dead_strip): Add.
753 (HAVE_DEAD_STRIP): Add.
754 (darwin_emit_unwind_label): Ensure that we don't dead code strip
757 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
759 * tree-ssa-loop-im.c: New file.
760 * Makefile.in (tree-ssa-loop-im.o): Add.
761 * cfgloop.c (superloop_at_depth): New function.
762 * cfgloop.h (superloop_at_depth): Declare.
763 * common.opt (ftree-lim): New flag.
764 * expr.c (array_ref_up_bound): New function.
765 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
766 * timevar.def (TV_LIM): New timevar.
767 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
768 computing immediate uses of a phi node.
769 * tree-flow.h (struct tree_ann_common_d): Add aux field.
770 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
771 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
772 * tree-pass.h (pass_lim): Declare.
773 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
775 (pass_lim): New pass structure.
776 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
777 * tree.c (in_array_bounds_p): New function.
778 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
779 (in_array_bounds_p, array_ref_up_bound): Declare.
780 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
781 * doc/passes.texi (tree-ssa-loop-im.c): Document.
783 2004-07-09 Richard Henderson <rth@redhat.com>
785 * builtins.c (expand_builtin_stpcpy): Don't modify len.
787 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
790 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
792 * flags.h: Delete redundant prototypes that are being generated
793 in options.h from common.opt.
794 * common.opt: Add in the expository comments formerly in flags.h.
796 2004-07-09 Jan Beulich <jbeulich@novell.com>
798 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
799 available for use only when TARGET_MMX/_SSE is set, and check for
800 variable argument function if any register count is non-zero.
801 (function_arg): Correctly suppress repeated warnings for passing SSE
802 vectors are arguments without SSE enabled.
803 (ix86_function_arg_boundary): Without SSE enabled, the use of what
804 would be SSE register modes does no longer influence the alignment.
806 2004-07-09 Richard Henderson <rth@redhat.com>
808 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
809 Always align upward to arg boundary. Use size_in_bytes/round_up.
810 Maintain type-correctness of constants.
811 * stor-layout.c (round_up, round_down): Special-case powers of 2.
813 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
815 * config/sparc/sparc.c (*_costs): Scale instruction costs
817 (sparc_rtx_costs): Adjust as appropriate.
819 2004-07-09 Jan Beulich <jbeulich@novell.com>
821 * config/i386/mm3dnow.h: New.
822 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
824 2004-07-09 Richard Henderson <rth@redhat.com>
826 * simplify-rtx.c (simplify_const_relational_operation): Only
827 look at bounds of scalar integers.
829 2004-07-09 Jan Beulich <jbeulich@novell.com>
831 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
833 2004-07-09 Andrew Pinski <apinski@apple.com>
835 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
837 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
838 UOBJC_METACLASS_decl.
840 2004-07-09 James E Wilson <wilson@specifixinc.com>
843 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
844 do return a parallel if hfa_mode == XFmode and mode == TImode.
846 2004-07-09 Jan Beulich <jbeulich@novell.com>
848 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
849 permissible for unary plus.
851 2004-07-09 Jan Beulich <jbeulich@novell.com>
853 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
854 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
855 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
856 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
857 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
858 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
859 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
860 (BUILTIN_xxxIMAX): New.
861 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
862 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
865 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
867 * config/sparc/sparc.h (processor_costs): Define.
868 (sparc_costs): Declare.
869 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
870 hypersparc_costs, sparclet_costs, ultrasparc_costs,
871 ultrasparc3_costs): New.
872 (sparc_override_options): Set sparc_costs as appropriate.
873 (sparc_rtx_costs): Use sparc_costs instead of messy
876 2004-07-09 Steven Bosscher <stevenb@suse.de>
878 * doc/md.texi (Processor pipeline description): Mention that
879 the old pipeline description is deprecated.
881 * config/rs6000/7450.md (automaton ppc7450): Split up, move
882 mciu_7450 function unit to...
883 (automaton ppc7450mciu): ...new automaton.
885 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
886 (schedule_block): Don't consider inserting bubbles.
887 (sched_init): Don't initialize DFA bubbles.
888 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
889 TARGET_SCHED_DFA_BUBBLE): Remove.
890 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
891 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
892 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
894 * stmt.c (conditional_context): Remove prototype.
895 * tree.h (conditional_context): Remove.
896 * tree-cfg.c (pre_insert_on_edge): Remove.
898 * c-common.h (c_expand_asm_operands): Remove prototype.
899 * c-typeck.c (c_expand_asm_operands): Remove.
901 2004-07-09 Jan Beulich <jbeulich@novell.com>
903 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
904 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
905 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
906 and V8QI are class SSE. All sufficiently small remaining vector modes
907 must be passed in one or two integer registers.
908 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
910 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
911 __builtin_ia32_pmuludq128 have non-uniform argument and return types
912 and must thus be handled explicitly.
913 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
915 (movv8qi_internal, movv4hi_internal, movv2si_internal,
916 movv2sf_internal): Permit moving between MMX and XMM registers (since
917 MMX areguments and return values are passed in XMM registers).
918 (sse2_umulsidi3): Correct type and mode.
920 2004-07-09 Richard Henderson <rth@redhat.com>
922 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
924 2004-07-09 Eric Christopher <echristo@redhat.com>
926 * config/rs6000/40x.md: Split into two automatons.
928 2004-07-09 Zack Weinberg <zack@codesourcery.com>
929 Andrew Pinski <apinski@apple.com>
931 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
932 on when we have more than one input file.
933 (c_common_parse_file): Restore loop over all input files.
934 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
936 * c-decl.c (set_type_context): New function.
937 (pop_scope): Use it to set context of types. When we
938 encounter a TYPE_DECL, set the context of the attached type too.
939 (pop_file_scope): Don't call cpp_undef_all here.
940 (diagnose_mismatched_decls): Do not complain about a second
941 definition of an 'extern inline' function if it's not in the
942 same translation unit. Do not complain about inline
943 declaration after use if the use was in a different
945 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
946 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
948 (pushdecl_top_level): Likewise.
949 (grokdeclarator): Clarify what is going on with setting
950 DECL_EXTERNAL on function types, a little.
951 (c_write_global_declarations): Don't do anything if
952 -fsyntax-only or errors have been encountered.
954 2004-07-09 Zack Weinberg <zack@codesourcery.com>
956 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
958 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
961 * pa.c (output_indirect_call): Use %r2 as the link register when
962 calling $$dyncall with a pc-relative branch.
964 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
966 * doc/install.texi (Binaries): Mention OpenPKG.
968 2004-07-09 Diego Novillo <dnovillo@redhat.com>
970 Fix PR tree-optimization/15555
971 * tree-dfa.c (dump_variable): If the variable is a pointer
972 SSA_NAME, also dump its points-to information.
973 * tree-flow.h (struct ptr_info_def): Add field
975 (dump_points_to_info_for): Declare.
976 (debug_points_to_info_for): Declare.
977 * tree-optimize.c (init_tree_optimization_passes): Add a
978 second alias analysis pass after DOM2.
979 Move pass_del_pta to a later spot.
980 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
981 create a name tags when we find a dereferenced pointer. Just
982 mark the pointer dereferenced.
983 (collect_points_to_info_for): Move code to clear points-to
984 information to create_name_tags.
985 (create_name_tags): New function.
986 (compute_flow_sensitive_aliasing): Call it.
987 (setup_pointers_and_addressables): Mark type tags for renaming
989 (create_memory_tag): ... here.
990 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
991 (dump_points_to_info_for): Declare extern.
992 (debug_points_to_info_for): New function.
994 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
996 * config/arc/arc.md: Switch to DFA-based scheduler description.
997 * config/arc/arc.c: Switch to DFA-based scheduler description.
999 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1001 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
1004 2004-07-09 Richard Henderson <rth@redhat.com>
1006 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
1007 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1008 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
1009 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1011 * config/v850/v850-protos.h (v850_va_arg): Remove.
1012 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1013 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
1014 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
1015 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
1016 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
1018 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1021 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
1022 and DImode to use +/-4k offset.
1024 2004-07-09 Richard Henderson <rth@redhat.com>
1026 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
1028 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1029 (xstormy16_gimplify_va_arg_expr): Rewrite from
1030 xstormy16_expand_builtin_va_arg.
1031 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
1033 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
1034 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
1036 * config/sh/sh-protos.h (sh_va_arg): Remove.
1037 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1038 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
1039 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
1041 * config/pa/pa-protos.h (hppa_va_arg): Remove.
1042 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1043 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
1044 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
1046 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
1047 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1048 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
1049 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
1051 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1053 * config/sparc/sparc.md (return): Rewrite length formula.
1054 * config/sparc/sparc.c (output_return): Pass 1 as 5th
1055 argument to final_scan_insn when in a delay slot.
1056 (output_sibcall): Likewise.
1058 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
1060 * arm.c (arm_cpp_interwork): New variable.
1061 (arm_override_options): Set it if TARGET_INTERWORK was on the command
1063 * arm.h (arm_cpp_interwork): Declare it.
1064 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
1065 __THUMB_INTERWORK__ in the preprocessor.
1067 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
1069 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
1071 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1074 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
1075 Override default settings to account for -m32 and -m64.
1077 2004-07-08 Randolph Chung <tausq@debian.org>
1079 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1081 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
1083 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
1084 before comparing it as such.
1086 2004-07-08 Richard Henderson <rth@redhat.com>
1088 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
1089 temporary. Use bit arithmetic to align.
1091 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
1093 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
1094 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
1095 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
1096 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
1097 add_labels_and_missing_jumps, find_jump_block,
1098 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
1100 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
1101 link_btr_uses, move_btr_def): Likewise.
1102 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
1103 expand_builtin_expect_jump): Likewise.
1104 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
1105 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1106 * cfganal.c (forwarder_block_p): Likewise.
1107 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
1108 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
1109 find_bb_boundaries): Likewise.
1110 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1111 merge_blocks_move_predecessor_nojumps,
1112 merge_blocks_move_successor_nojumps, insns_match_p,
1113 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1114 try_optimize_cfg): Likewise.
1115 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
1116 * cfglayout.c (skip_insns_after_block, label_for_bb,
1117 record_effective_endpoints, insn_locators_initialize,
1118 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
1119 * cfgmainloop.c (create_loop_notes): Likewise.
1120 * cfgrtl.c (delete_insn, delete_insn_chain,
1121 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
1122 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
1123 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1124 redirect_branch_edge, force_nonfallthru_and_redirect,
1125 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
1126 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
1127 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
1128 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
1129 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
1130 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
1131 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
1132 * combine.c (combine_instructions, can_combine_p, try_combine,
1133 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
1134 distribute_notes, distribute_links, insn_cuid): Likewise.
1135 * cse.c (fold_rtx, cse_insn, cse_around_loop,
1136 invalidate_skipped_block, cse_set_around_loop,
1137 cse_end_of_basic_block, cse_main, cse_basic_block,
1138 cse_condition_code_reg): Likewise.
1139 * cselib.c (cselib_process_insn): Likewise.
1140 * ddg.c (create_ddg): Likewise.
1141 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
1143 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1144 gen_label_die, dwarf2out_var_location): Likewise.
1145 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
1146 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
1147 last_call_insn, active_insn_p, next_label, prev_label,
1148 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
1149 add_insn_before, remove_insn, add_function_usage_to,
1150 reorder_insns, find_line_note, remove_unnecessary_notes,
1151 emit_insn_after_1, classify_insn): Likewise.
1152 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
1153 connect_post_landing_pads, sjlj_mark_call_sites,
1154 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
1155 can_throw_internal, can_throw_external, set_nothrow_function_flags,
1156 convert_to_eh_region_ranges): Likewise.
1157 * explow.c (optimize_save_area_alloca): Likewise.
1158 * expr.c (expand_expr_real): Likewise.
1159 * final.c (insn_current_reference_address, compute_alignments,
1160 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
1161 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
1162 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
1163 propagate_block_delete_insn, propagate_one_insn,
1164 init_propagate_block_info, propagate_block, libcall_dead_p,
1165 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
1167 * function.c (instantiate_virtual_regs, reorder_blocks_1,
1168 expand_function_start, expand_function_end, contains,
1169 thread_prologue_and_epilogue_insns,
1170 reposition_prologue_and_epilogue_notes): Likewise.
1171 * gcse.c (constprop_register, bypass_conditional_jumps,
1172 insert_insn_end_bb, gcse_after_reload): Likewise.
1173 * genemit.c (gen_expand, gen_split): Likewise.
1174 * genpeep.c (gen_peephole, main): Likewise.
1175 * global.c (build_insn_chain): Likewise.
1176 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
1177 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
1178 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
1179 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
1180 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
1181 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
1182 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
1183 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
1184 dead_or_predicable): Likewise.
1185 * integrate.c (try_constants): Likewise.
1186 * jump.c (rebuild_jump_labels, cleanup_barriers,
1187 purge_line_number_notes, init_label_info, mark_all_labels,
1188 squeeze_notes, get_label_before, get_label_after,
1189 reversed_comparison_code_parts, simplejump_p, pc_set,
1190 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
1191 delete_barrier, delete_prior_computation, delete_computation,
1192 delete_related_insns, delete_for_peephole, redirect_jump):
1194 * lcm.c (optimize_mode_switching): Likewise.
1195 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
1197 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
1198 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
1199 * loop-iv.c (simplify_using_assignment): Likewise.
1200 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
1201 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
1202 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
1203 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
1204 check_insn_for_givs, check_final_value, update_giv_derive,
1205 basic_induction_var, product_cheap_p, check_dbra_loop,
1206 loop_insn_first_p, last_use_this_basic_block,
1207 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
1208 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
1209 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
1210 sms_schedule_by_order): Likewise.
1211 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
1212 * postreload.c (reload_cse_simplify_operands, reload_combine,
1213 reload_cse_move2add): Likewise.
1214 * predict.c (can_predict_insn_p, estimate_probability,
1215 expected_value_to_br_prob, process_note_predictions): Likewise.
1216 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
1217 * profile.c (branch_prob): Likewise.
1218 * ra-build.c (live_out_1, livethrough_conflicts_bb,
1219 detect_webs_set_in_cond_jump): Likewise.
1220 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
1221 ra_print_rtl_with_bb): Likewise.
1222 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
1223 * recog.c (next_insn_tests_no_inequality, find_single_use,
1224 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
1225 * reg-stack.c (next_flags_user, record_label_references,
1226 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
1227 compensate_edge, convert_regs_1): Likewise.
1228 * regclass.c (scan_one_insn): Likewise.
1229 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
1230 regmove_optimize, fixup_match_1, single_set_for_csa,
1231 combine_stack_adjustments_for_block): Likewise.
1232 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
1233 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
1234 find_equiv_reg): Likewise.
1235 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
1236 reload_as_needed, emit_input_reload_insns, do_output_reload,
1237 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
1239 * reorg.c (find_end_label, emit_delay_sequence,
1240 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
1241 get_jump_flags, rare_destination, mostly_true_jump,
1242 try_merge_delay_insns, redundant_insn, own_thread_p,
1243 fill_simple_delay_slots, fill_slots_from_thread,
1244 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
1245 dbr_schedule): Likewise.
1246 * resource.c (find_basic_block, next_insn_no_annul,
1247 find_dead_or_set_registers, mark_target_live_regs): Likewise.
1248 * rtl.h (RTX_PREV): Likewise.
1249 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
1250 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
1251 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
1252 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
1253 tablejump_p, computed_jump_p, insns_safe_to_move_p,
1254 find_first_parameter_load, can_hoist_insn_p): Likewise.
1255 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
1256 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
1257 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
1258 schedule_ebbs): Likewise.
1259 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
1260 is_conditionally_protected, can_schedule_ready_p,
1261 add_branch_dependences, debug_dependencies): Likewise.
1262 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
1264 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
1265 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
1266 set_dominates_use, ujump_to_loop_cont): Likewise.
1267 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
1268 * varasm.c (output_constant_pool_1): Likewise.
1270 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1272 * tree-scalar-evolution.c: New file.
1273 * tree-scalar-evolution.h: New file.
1274 * tree-ssa-loop-niter.c: New file.
1275 * Makefile.in (SCEV_H): New.
1276 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
1277 * cfgloop.h (struct loop): Add bounds field.
1278 * tree-flow.h (struct tree_niter_desc): New type.
1279 (number_of_iterations_cond, number_of_iterations_exit,
1280 loop_niter_by_eval, find_loop_niter_by_eval,
1281 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
1282 free_numbers_of_iterations_estimates): Declare.
1283 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
1284 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
1285 * doc/invoke.texi (max-iterations-to-track): Document.
1287 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
1289 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
1290 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
1291 (MODE_AFTER): Add cast appropriately.
1292 * config/sh/sh.md (movdi splitter): Likewise.
1293 (casesi_worker_2): Add const qualifier appropriately.
1294 (eh_return): Remove unused variable.
1295 (insv): Initialize v;
1297 2004-07-08 Richard Henderson <rth@redhat.com>
1299 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
1300 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1301 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
1302 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
1303 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
1305 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
1306 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1307 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
1308 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
1310 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
1311 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1312 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
1313 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
1315 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
1316 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1317 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
1318 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
1320 * config/i860/i860-protos.h (i860_va_arg): Remove.
1321 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1322 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
1323 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
1325 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1327 * system.h: Prototype getpagesize if missing.
1328 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
1329 * configure: Regenerate.
1330 * config.in: Regenerate.
1332 2004-07-08 Richard Henderson <rth@redhat.com>
1334 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
1335 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1336 (fr30_gimplify_va_arg_expr): New.
1337 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
1338 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
1340 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
1343 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
1344 of asm_noperands result.
1346 2004-07-08 Richard Henderson <rth@redhat.com>
1348 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
1349 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1350 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
1351 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
1353 2004-07-08 Richard Henderson <rth@redhat.com>
1355 * builtins.c (ind_gimplify_va_arg_expr): New.
1356 * tree.h (ind_gimplify_va_arg_expr): Declare.
1357 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
1359 2004-07-08 Jan Beulich <jbeulich@novell.com>
1361 * expmed.c (extract_bit_field): Correct condition to use vec_extract
1362 patterns also on vector elements other than the first one.
1363 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
1366 2004-07-08 Geoffrey Keating <geoffk@apple.com>
1368 * config/rs6000/darwin-ldouble.c: Correct reference
1369 to the Linnainmaa paper.
1371 2004-07-08 Richard Henderson <rth@redhat.com>
1373 * config/arc/arc-protos.h (arc_va_arg): Remove.
1374 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1375 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
1376 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
1378 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
1379 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
1380 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
1381 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
1383 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1385 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
1387 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1389 * c-decl.c (static_ctors, static_dtors): Make static.
1390 (pop_file_scope): Call c_common_write_pch and
1391 cgraph_finalize_compilation_unit here.
1392 (build_cdtor): Moved here from c-objc-common.c; simplify.
1393 (c_write_global_declarations_1): Clarify comment.
1394 (c_write_global_declarations): Close the external scope before
1395 doing anything else. Call build_cdtor, cgraph_optimize, and
1396 mudflap_finish_file here.
1397 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
1399 * c-objc-common.c: No need to include cgraph.h.
1400 (build_cdtor): Moved to c-decl.c.
1401 (c_objc_common_finish_file): Delete.
1402 * c-tree.h: Update to match.
1403 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
1404 (generate_static_references): Set TREE_USED before calling finish_decl.
1405 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
1406 on the static_instances_decl.
1408 2004-07-08 Zack Weinberg <zack@codesourcery.com>
1410 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
1411 decls when there is only one input translation unit.
1412 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
1413 change of 2004-07-05; do not treat declarations with
1414 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
1415 * opts.c (cur_in_fname): Delete.
1417 * tree.c: Revert changes of 2004-07-05; no special treatment
1418 for TRANSLATION_UNIT_DECLs.
1419 * Makefile.in (tree.o): Update dependencies.
1421 2004-07-08 Roger Sayle <roger@eyesopen.com>
1423 * builtins.c (fold_builtin_strcpy): Merge functionality from
1424 simplify_builtin_strcpy. Add additional len argument. No longer
1425 static. Remove function prototype.
1426 (fold_builtin_strncpy): Likewise integrate functionality from
1427 simplify_builtin_strncpy. Add additional slen argument. No
1428 longer static. Remove function prototype.
1429 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1430 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
1431 types of "ignore" and "unlocked" parameters to bool.
1432 (fold_builtin_1): Add additional ignore argument. Call renamed
1433 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1434 builtins. Update arguments to fold_builtin_strncpy and
1435 fold_builtin_strcpy. Add function prototype.
1436 (fold_builtin): Add additional Boolean ignore argument to pass
1438 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1439 and fold_builtin_strncpy instead of simplify_builtin_fputs,
1440 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1442 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1443 simplify_builtin_strncpy): Delete function prototypes.
1444 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1445 fold_builtin_strncpy): Add function prototypes here.
1446 (fold_builtin): Update function prototype with new "bool ignore".
1448 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1449 (ccp_fold_builtin): Update call to fold_builtin. Call
1450 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1451 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1452 simplify_builtin_strncpy respectively.
1453 * fold-const.c (fold): Update call to fold_builtin.
1455 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1457 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1460 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1461 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1462 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1463 * calls.c: Remove ifdefs of macros above.
1464 * functions.c: Likewise.
1467 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1469 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1470 (arch attribute): Delete.
1471 (current_function_calls_alloca attribute): Rename into calls_alloca.
1472 (calls_eh_return): New attribute.
1473 (leaf_function): Likewise.
1474 (length attribute): Fix formula for sibcalls.
1475 (return insn): Correctly compute the 'length' attribute.
1476 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1478 2004-07-08 Richard Henderson <rth@redhat.com>
1480 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1481 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1482 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1483 * tree-eh.c (lower_eh_constructs_1): Likewise.
1484 * tree-sra.c (sra_walk_modify_expr): Likewise.
1485 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1486 (eliminate_unnecessary_stmts): Likewise.
1487 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1488 * tree-tailcall.c (optimize_tail_call): Likewise.
1489 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1491 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1492 Jakub Jelinek <jakub@redhat.com>
1494 * config/i386/i386.c (override_options): Enable
1495 SSE prefetches with -mtune, as long as we are
1496 compiling for i686 or higher. All i686 processors
1497 accept SSE prefetches as NOPS, some i586's don't.
1499 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1502 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1504 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1506 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1507 the handling of clobbering ASM_EXPRs.
1509 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1512 * config/sparc/sparc.c (function_value): In 64-bit mode,
1513 return the aggregates larger than 16 bytes like unions.
1515 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1518 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1519 'temp' is zero, generate new pseudos as needed and emit the
1520 sequence of insns in single-assignment form. Resync comments
1522 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1523 function before reload.
1525 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
1527 * vec.c (vec_assert_fail): Remove duplicate 'function'.
1529 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1531 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1532 Allocation is signed.
1533 (VEC_reserve): Return flag, allocation is signed.
1535 2004-07-08 Richard Henderson <rth@redhat.com>
1537 * tree-ssa-ccp.c (fold_stmt): Get type directly from
1538 OBJ_TYPE_REF_OBJECT.
1540 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
1541 Neil Booth <neil@daikokuya.co.uk>
1545 * c-decl.c (finish_struct): Ensure bit-fields are given the
1547 * c-common.c (c_common_signed_or_unsigned_type): For C, require
1548 the precision to match as well as the mode.
1549 * expr.c (reduce_to_bit_field_precision): New function.
1550 (expand_expr_real_1): Reduce expressions of bit-field type to
1552 * langhooks.h (reduce_bit_field_operations): New hook.
1553 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1555 * c-lang.c, objc/objc-lang.c
1556 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1557 * objc/objc-act.c (check_ivars): Convert types to bit-field types
1559 * tree.c (build_nonstandard_integer_type): New function.
1560 * tree.h (build_nonstandard_integer_type): New prototype.
1561 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1562 conversions between integer and boolean types as useless.
1564 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1566 * c-common.c (c_common_nodes_and_builtins): Do not
1567 create __builtin_ptrdiff_t and __builtin_size_t.
1569 2004-07-08 Andrew Pinski <apinski@apple.com>
1571 * Makefile.in (libbackend.o): Add -combine to the gcc
1574 2004-07-08 Nick Clifton <nickc@redhat.com>
1576 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1579 2004-07-08 Richard Henderson <rth@redhat.com>
1581 * except.c (expand_eh_region_start, expand_eh_region_end,
1582 expand_eh_handler, expand_eh_region_end_cleanup,
1583 expand_start_all_catch, expand_start_catch, expand_end_catch,
1584 expand_end_all_catch, expand_eh_region_end_allowed,
1585 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1586 expand_eh_region_end_fixup): Remove.
1587 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1588 cleanups, outer_cleanups, label_chain, exception_region.
1589 (struct goto_fixup): Remove stack_level, cleanup_list_list.
1590 (struct label_chain): Remove.
1591 (struct stmt_status): Remove x_stack_block_stack.
1592 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1593 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1594 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1595 end_cleanup_deferral, last_cleanup_this_contour,
1596 containing_blocks_have_cleanups_or_stack_level,
1597 any_pending_cleanups): Remove.
1598 (expand_null_return_1): Take no arguments.
1599 (expand_label, expand_naked_return, expand_return,
1600 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1601 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1602 expand_end_case_type): Don't use any of them.
1603 * calls.c (expand_call): Likewise.
1604 * dojump.c (do_jump): Likewise.
1605 * function.c (expand_function_end): Likewise.
1606 * expr.c (store_expr, expand_expr_real_1): Likewise.
1607 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1608 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1609 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1610 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1611 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1612 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1613 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1614 for WITH_CLEANUP_EXPR.
1615 (gimple_push_cleanup): Likewise.
1616 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1617 * print-tree.c (print_node): Likewise.
1618 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1619 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1620 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1621 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1622 (GOTO_SUBROUTINE_EXPR): Remove.
1623 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1624 (DECL_TOO_LATE): Remove.
1625 * except.h, tree.h: Update decls.
1627 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
1629 * explow.c (optimize_save_area_alloca): Do not accept parameters.
1630 * passes.c (rest_of_handle_final): Handle symout.
1631 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1633 (rest_of_handle_sched): Break out SMS. Remove ifs for
1634 flag_schedule_insns and flag_modulo_sched.
1635 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1637 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1638 (rest_of_handle_partition_blocks, rest_of_handle_sms,
1639 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1640 rest_of_handle_mode_switching, rest_of_handle_jump,
1641 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1642 rest_of_handle_jump2, rest_of_handle_postreload,
1643 rest_of_handle_flow2, rest_of_clean_state,
1644 rest_of_handle_shorten_branches,
1645 rest_of_handle_prologue_epilogue,
1646 rest_of_handle_branch_target_load_optimize): New.
1647 (rest_of_compilation): Call the above. Remove ggc_collect
1648 calls moved to rest_of_handle_*.
1649 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1651 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1652 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1653 * except.h (set_nothrow_function_flags): Update comment.
1654 * function.c (current_function_nothrow): Remove.
1655 * output.h (current_function_nothrow): Remove.
1656 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1657 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1659 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1662 * reorg.c: Revert 2004-06-30 change.
1663 (find_end_label): If HAVE_epilogue and !HAVE_return,
1664 return 0 instead of creating a label at the end of the insn chain.
1665 (optimize_skip): Account for the failure mode of find_end_label.
1666 (fill_simple_delay_slots): Likewise.
1667 (fill_slots_from_thread): Likewise.
1668 (relax_delay_slots): Likewise.
1670 2004-07-08 Diego Novillo <dnovillo@redhat.com>
1672 * tree-flow.h (addressable_vars): Declare.
1673 * tree-ssa-alias.c (addressable_vars): Define.
1674 (setup_pointers_and_addressables): Add addressable variables
1675 to addressable_vars.
1676 * tree-ssa-operands.c (get_stmt_operands): Move
1677 handling of ASM_EXPRs ...
1678 (get_asm_expr_operands): ... here.
1679 When the ASM_EXPR clobbers memory, also clobber addressable
1681 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1682 (delete_tree_ssa): Reset addressable_vars.
1684 2004-07-07 Jan Beulich <jbeulich@novell.com>
1685 Richard Henderson <rth@redhat.com>
1687 * varasm.c (assemble_variable): Use assemble_zeros for
1688 zero-initialized variables.
1689 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1690 for SECCAT_BSS and SECCAT_TBSS.
1692 2004-07-07 Jan Beulich <jbeulich@novell.com>
1694 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1696 * expmed.c (emit_store_flag): Also special-case double-word
1697 (in-)equality comparison against -1.
1699 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1700 passing arguments the containers for which are registers.
1702 * calls.c (emit_library_call_value_1): Use mode of function parameter
1703 rather than that of argument since constants have none.
1705 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
1707 Introduce H8SX support.
1708 * expr.c (expand_strcpy): Renamed and moved to...
1709 * builtins.c (expand_movstr): ... here. Tweak.
1710 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
1711 computed or has side effects.
1712 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
1713 unused, or if mempcpy fails. Adjust the return value in the
1714 latter case. Use movstr if everything else fails.
1715 * doc/md.texi (movstr): Document.
1716 (movmemM, clrmemM): Fix explanation of memory block operands.
1717 * config/h8300/h8300.md (stpcpy): Renamed to...
1718 (movstr): ... this. Adjust.
1719 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
1720 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1721 movmem* and clrstr* to clrmem*.
1722 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
1723 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1724 GENERAL_REGS, always.
1725 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1726 getting the stack pointer as addr.
1727 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1728 from general_operand_dst.
1729 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1731 (movmd_internal): ... this. Add modes to operands. Disparage `D'
1732 instead of requiring it to match only before reload.
1733 (stpcpy_internal_normal): New, normal-mode variant of...
1734 (stpcpy_internal): ... this. Add modes to operands. Disparage
1735 `D' instead of requiring it to match only before reload.
1736 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1738 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1739 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1741 * config/h8300/h8300.md (attr type): Add call.
1742 (attr can_delay): If type is call, set it no.
1743 (call, call_value): Set type to call.
1744 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
1745 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1746 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
1747 * tree.c (get_narrower): Don't narrow integral types into
1749 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1750 frame_size *before* the first use.
1751 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1753 (peephole2): Don't widen instructions that push SP. Move
1754 decrement of SP to the end of all stm-generating peepholes.
1755 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1756 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1757 and OR to set it to all ones.
1758 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
1759 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1760 (call, call_value): Set can_delay to "no".
1761 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
1762 * config/h8300/h8300.md (extzv): Make subreg check more robust.
1763 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1764 * config/h8300/h8300.md (*brabit): Remove.
1765 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1766 zero_extract. Use bit_memory_operand as the predicate for
1767 operand 1 and 'WU' as the constraint. Check the difference
1768 between the base length and the final one when deciding which
1769 type of branch to use.
1770 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1771 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1772 Use convert_move to extend the result for TARGET_H8300SX. Check
1773 for QImode memory references. Optimize the case where the
1774 destination is a paradoxical subreg.
1775 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1776 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1777 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1778 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
1779 * config/h8300/h8300.md: Include mova.md
1780 (length_table): Add mova and mova_zero.
1781 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
1782 after all constant addresses for '%R', '%X', '%T' and '%S'.
1783 (h8300_mova_length): New function.
1784 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1785 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
1786 dependencies for s-config, etc.
1787 * config/h8300/gemova.sh: New file.
1788 * config/h8300/mova.md: Generated.
1789 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
1790 * config/h8300/h8300.c (h8300_bitfield_length): New.
1791 (nibble_operand): Adjust.
1792 (h8300_binary_length): Handle conditional binary op.
1793 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1794 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1795 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
1796 and P#<0, unused so far. W and Y are now prefixes to multi-letter
1797 constraints. WU is introduced as a variant of U that requires a
1798 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1799 * config/h8300/h8300.md (attr type): Added bitbranch.
1800 (attr length_table): Added bitfield and bitbranch.
1801 (attr length): Compute bitbranch length.
1802 (andqi): Separate pattern for H8300SX. Use bfld for loading the
1803 least-significant bit of a byte.
1804 (brabit, brabc, brabs): New.
1805 (insv, extzv): Emit bfst and bfld on H8300SX.
1806 (bfld, bfst, seq, sne): New.
1807 (bstzhireg, cmpstz, bstz, bistz): New.
1808 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1809 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1810 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
1811 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1812 (h8sx_unary_memory_operator): New function.
1813 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1814 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1815 * config/h8300/h8300.md: Add peepholes to combine reloads and
1817 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1818 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1819 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1820 (and?i, ior?i, xor?i): Likewise.
1821 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
1822 * config/h8300/h8300.c: Move enums and prototypes to head of file.
1823 Various whitespace fixes.
1824 (h8300_constant_length): New function, split out from...
1825 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
1826 (h8300_classify_operand): Use IN_RANGE.
1827 (h8300_classify_operand): Use h8300_constant_length.
1828 (h8300_short_move_mem_p): Tighten size check.
1829 (h8sx_mergeable_memrefs_p): Tighten equality check.
1830 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
1831 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1833 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1834 * config/h8300/crtn.asm: Likewise.
1835 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
1836 if __H8300SX__ is defined.
1837 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
1838 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1839 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1840 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1841 addresses as mode-dependent.
1842 * config/h8300/h8300.c (print_operand_address): Update call to
1844 (h8300_get_index): Take a mode argument. Rework to fix an
1845 earlier misunderstanding.
1846 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
1847 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1848 into a register if TARGET_H8300SX.
1849 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1850 TARGET_H8300SX. Also disable related define_splits.
1851 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1852 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
1853 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1854 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1855 * config/h8300/h8300.h (OK_FOR_Z): New macro.
1856 (EXTRA_CONSTRAINT_STR): Check it.
1857 * config/h8300/h8300.c (h8300_classify_operand): Accept null
1859 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1860 * config/h8300/h8300.md (length_table): Add mov_imm4.
1861 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1862 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
1863 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1865 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1866 * config/h8300/h8300.c (h8300_reorg): New function.
1867 (TARGET_MACHINE_DEPENDENT_REORG): Define.
1868 * config/h8300/h8300.md (length): Subtract the length of the
1869 delay slot from (pc) when checking the range of forward branches.
1870 (delay_slot, can_delay): New attributes.
1871 (define_delay): Add bra/s handling.
1872 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1873 (jump): Add delayed-branch handling.
1874 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
1875 * expr.c (expand_strcpy): New function.
1876 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1877 (expand_builtin_stpcpy): Likewise.
1878 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1879 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1880 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1881 handling to improve register allocation for -fno-omit-frame-pointer.
1882 (h8sx_split_movmd): Delete, moving er6 handling into...
1883 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1884 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1885 (movmd): Add calls to copy_rtx.
1886 (movmd_internal): In the second alternative, allow the initial and
1887 final destination registers to be different . Update the splitter
1888 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1889 instead of h8sx_split_movmd.
1890 (stpcpy, movsd): New expanders.
1891 (movsd_internal): New define_insn.
1892 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
1893 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1894 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1895 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1896 and DESTINATION_REGS.
1897 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1898 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1899 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1900 (h8300_move_ratio): Declare.
1901 (MOVE_RATIO): Use it.
1902 * config/h8300/h8300.c (h8300_move_ratio): New variable.
1903 (h8300_init_once): Initialize it.
1904 (h8300_reg_class_from_letter): New function.
1905 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1906 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1907 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1908 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1909 (movstrsi, movmd): New expanders.
1910 (movmd_internal): New insn.
1911 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
1912 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1913 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
1914 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1915 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1916 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1917 * config/h8300/h8300.c (nibble_operand): Fix warning.
1918 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1919 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1920 (movsf_h8300h): Disable for TARGET_H8300SX.
1921 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1922 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1923 h8300_stm_parallel and h8300_return_parallel.
1924 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1925 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1926 h8300_stm_parallel, h8300_return_parallel): New functions.
1927 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1928 if TARGET_H8300SX. Use h8300_push_pop.
1929 (h8300_expand_epilogue): Likewise. Try to merge the return insn
1930 and final pop when generating h8sx code. Always emit some form
1932 * config/h8300/h8300.md: Don't enforce register alignment in
1933 stm peepholes if TARGET_H8300SX.
1934 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1935 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1936 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1937 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
1938 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1939 (MULTILIB_DIRNAMES): Add a directory for it.
1940 (MULTILIB_MATCHES): Delete.
1941 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1942 * final.c (walk_alter_subreg): Handle addresses with subregs
1943 inside a ZERO_EXTEND or AND.
1944 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1945 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1947 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1948 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1949 @(dd,Rn.w) and @(dd,ERn.L).
1950 (h8300_displacement_size): Take the whole address as argument.
1951 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1952 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
1953 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1954 (h8sx_mergeable_memrefs_p): Declare.
1955 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1956 (HAVE_PRE_INCREMENT): Likewise.
1957 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1958 addresses for TARGET_H8300SX,
1959 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1961 (movb_length_table, movl_length_table): New tables.
1962 (movw_length_table): Define to movb_length_table.
1963 (h8300_displacement_size): New, split out from...
1964 (h8300_classify_address): ...here. Handle pre/post inc/dec.
1965 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1966 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1967 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1968 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1969 (compute_plussi_length, compute_plussi_cc): Update accordingly.
1970 (h8sx_unary_shift_operator): Get the mode from the operator.
1971 (binary_shift_operator): Likewise.
1972 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1973 a memory reference, check whether the reference is offsettable.
1974 (length_table): Add movb, movw and movl.
1975 (movqi): Add new h8sx pattern. Don't force one operand to be a
1976 register when generating h8sx code.
1977 (movhi, movsi, movsf): Likewise.
1978 (movstrictqi): Use the length_table attribute.
1979 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
1980 (addqi3): Split into a define_expand and define_insn. Don't accept
1981 memory operands in the expander. Use h8300_operands_match_p to
1982 check for matching operands in the define_insn.
1983 (subqi3, negqi2, one_cmplqi2): Likewise.
1984 (add[hs]i3): Don't accept memory operands in the expander. Likewise
1985 in any patterns that are unused in h8sx code. In the h8sx patterns,
1986 use h8300_operands_match_p to check whether operands match.
1987 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1988 one_cmpl[hs]i3): Likewise.
1989 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
1991 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
1992 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1993 (h8300_insn_length_from_table): Add a second parameter.
1994 (output_h8sx_shift): Declare.
1995 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1996 (EXTRA_CONSTRAINT): Replace with...
1997 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
1998 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1999 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
2000 and h8sx_binary_shift_operator.
2001 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
2003 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
2004 (bit_memory_operand, fix_bit_operand): Likewise.
2005 (h8300_length_table_for_insn): Remove.
2006 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
2008 (h8300_short_immediate_length, h8300_binary_length): New functions.
2009 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
2010 (output_plussi): Use sub to add negative constants.
2011 (compute_plussi_length): Adjust accordingly.
2012 (h8sx_single_shift_type): New enum.
2013 (h8sx_single_shift, h8sx_unary_shift_operator,
2014 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
2015 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
2016 single h8sx instruction. Return false in this case.
2017 * config/h8300/h8300.md (length_table): Add short_immediate.
2018 (length): Pass the operand array to h8300_insn_length_from_table.
2019 (adjust_length): Assume "no" for insns with a length_table attribute.
2020 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
2021 (*addhi3_h8300hs): Don't use for h8sx.
2022 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
2024 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
2025 1's predicate to nonimmediate_operand. Only skip default expansion
2026 if expand_a_shift or expand_a_rotate returns true. Add new patterns
2027 for single h8sx shift instructions.
2028 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
2029 * config/h8300/h8300.c (nibble_operand): Split out of...
2030 (reg_or_nibble_operand): ... this.
2031 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
2032 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
2033 umulhisi3): Introduce expand, and introduce separate insns for
2034 sign- or zero-extended REG and already-extended CONST_INT.
2035 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
2036 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
2037 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
2038 (subhi3): Likewise. Don't accept immediates for operand 1.
2039 Remove the early clobber from second alternative of the h8300s pattern.
2040 (subsi3): Generalize for h8sx. Force operand 2 into a register
2041 on plain h8300 targets.
2042 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
2043 (subsi3_h8300h): Generalize for h8sx.
2044 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
2045 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
2046 * config/h8300/h8300.c (reg_or_nibble_operand): New.
2047 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2048 (TARGET_H8300SXMUL): New.
2049 (CONST_OK_FOR_P): New.
2050 (CONST_OK_FOR_LETTER_P): Adjust.
2051 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
2052 umulhisi3): Accept 4-bit immediate on H8SX.
2053 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
2054 (udivsi3, divhi3, udivsi3, divsi3): New.
2055 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
2056 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
2057 * config/h8300/h8300.h (OK_FOR_Q): New macro.
2058 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
2059 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
2060 Add ADDRESSOF to the bit_operand entry.
2061 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
2062 (h8300_src_operand): Likewise.
2063 (bit_operand): Check nonimmediate_operand rather than general_operand.
2064 Accept any nonimmediate_operand in h8sx code.
2065 (h8300_and_costs): Initialize operands[1].
2066 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
2067 (h8300_operand_class): New enum.
2068 (h8300_length_table): New typedef.
2069 (addb_length_table, addw_length_table, addl_length_table,
2070 logicl_length_table): New tables.
2071 (logicb_length_table, logicw_length_table): New macros.
2072 (h8300_classify_operand, h8300_length_from_table,
2073 h8300_length_table_for_insn, h8300_unary_length,
2074 h8300_insn_length_from_table): New functions.
2075 (output_plussi): Only use adds and subs for register destinations.
2076 Disable redundant clause.
2077 (compute_plussi_cc): Likewise.
2078 (compute_plussi_length): Likewise. Use h8300_length_from_table
2079 to work out the length of an insn.
2080 (output_logical_op): Only use narrower immediate instructions
2081 if the destination is a register.
2082 (compute_logical_op_cc): Likewise.
2083 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
2084 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
2085 * config/h8300/h8300.md (length_table): New attribute.
2086 (length): When an instruction has a length_table attribute, use
2087 h8300_insn_length_from_table to calculate its default length.
2088 (cmpqi): Use h8300_dst_operand for the first operand and
2089 h8300_src_operand for the second.
2090 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
2091 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
2092 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
2093 iorsi3, xorhi3, xorsi3): Likewise.
2094 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
2095 so that it allows any combination of operands for TARGET_H8300SX.
2096 (iorqi3, xorqi3): Likewise.
2097 (cmpqi): Use the length_table attribute.
2098 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
2099 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2100 (cmpqi): Add 'Q' constraint.
2101 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
2102 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
2103 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
2104 * config/h8300/h8300.h (MASK_H8300SX): New macro.
2105 (TARGET_H8300S): True for both -ms and -msx.
2106 (TARGET_H8300SX): New macro.
2107 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
2108 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
2109 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
2110 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
2112 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
2113 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
2114 16-bit pointers and 32-bit ints.
2115 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
2116 CONST_DOUBLE with mode no wider than SImode.
2117 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
2119 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
2120 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
2122 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
2123 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
2124 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
2126 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2128 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
2130 2004-07-07 Per Bothner <per@bothner.com>
2132 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
2134 2004-07-07 Mike Stump <mrs@apple.com>
2136 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
2137 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
2138 (machopic_finish): Likewise.
2140 2004-07-07 Richard Henderson <rth@redhat.com>
2142 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
2143 through any value-preserving cast.
2145 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2147 * function.c (assign_parm_find_data_types): Call
2148 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
2150 2004-07-07 Steven Bosscher <stevenb@suse.de>
2152 * tree-cfg.c (group_case_labels): Remove case labels that have
2153 the same target as the default case.
2155 2004-07-07 Steven Bosscher <stevenb@suse.de>
2157 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
2158 regardless of DECL_LANG_SPECIFIC being present or not.
2159 * tree.h (DECL_NUM_STMTS): Purge.
2161 2004-07-07 Andrew Pinski <apinski@apple.com>
2163 * configure: Regenerate with the right autoconf.
2165 2004-07-07 David Edelsohn <edelsohn@gnu.org>
2167 * ifcvt.c (total_bb_rtx_cost): New function.
2168 (find_if_case_1): Compare rtx_cost of basic block to cost of
2170 (find_if_case_2): Same.
2172 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2175 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
2176 (output_return): Likewise.
2177 (output_sibcall): Abort if !flag_delayed_branch.
2178 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
2179 (emit_and_preserve): New function.
2180 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
2181 indirect jump to the thunked-to function if !flag_delayed_branch.
2182 * config/sparc/sparc.md (delayed_branch): New attribute.
2183 (load_pcrel_sym): Honor flag_delayed_branch. Use above
2184 attribute to compute the length of the insn.
2185 (goto_handler_and_restore): Likewise.
2187 2004-07-07 Andrew Pinski <apinski@apple.com>
2189 PR tree-optimization/15777
2190 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
2192 * expr.c (expand_expr_real_1): Fix formating.
2193 BUFFER_REF and IN_EXPR are dead.
2194 * fold-const.c (non_lvalue): BUFFER_REF is dead.
2195 * tree-inline.c (estimate_num_insns_1): Likewise.
2196 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
2197 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
2198 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
2200 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
2202 * collect2.c (dump_file): Don't call cplus_demangle if
2203 HAVE_LD_DEMANGLE is defined.
2204 (main): Pass "--demangle" to ld if no_demangle is not 0 and
2205 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
2206 if HAVE_LD_DEMANGLE is defined.
2208 * configure.ac (--with-demangler-in-ld): Added
2209 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
2210 --with-demangler-in-ld is used.
2211 * config.in: Regenerated.
2212 * configure: Likewise.
2214 2004-07-07 Roger Sayle <roger@eyesopen.com>
2216 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
2217 for simple floating point operations "fp", double precision
2218 multiplication "dmul", and single and double precision division
2219 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
2220 (ppc630_cost): New table split from ppc620_cost, to distinguish
2221 differences in floating point latencies.
2222 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
2223 (rs6000_rtx_costs): Add support for single and double precision
2224 floating point addition, subtraction, multiplication, division,
2225 fused-multiply-add, fused-multiply-sub, negation, absolute value
2226 and negative absolute value. Tweak MEM case to use prefered idiom.
2228 2004-07-07 Richard Henderson <rth@redhat.com>
2230 * tree-flow-inline.h (may_propagate_copy): Move...
2231 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
2232 attempt to copy between types requiring conversion.
2233 * tree-flow.h (may_propagate_copy): Update decl.
2234 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
2236 2004-07-07 Jakub Jelinek <jakub@redhat.com>
2238 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
2239 from -mtune= option.
2241 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
2243 * builtins.c: Rename movstr*, except for movstrict*, to
2244 movmem* and clrstr* to clrmem*.
2247 * genopinit.c: Likewise.
2248 * integrate.c: Likewise.
2249 * local-alloc.c: Likewise.
2250 * optabs.c: Likewise.
2251 * optabs.h: Likewise.
2252 * config/alpha/alpha.h: Likewise.
2253 * config/alpha/alpha.md: Likewise.
2254 * config/arm/arm-protos.h: Likewise.
2255 * config/arm/arm.c: Likewise.
2256 * config/arm/arm.md: Likewise.
2257 * config/avr/avr.md: Likewise.
2258 * config/c4x/c4x.c: Likewise.
2259 * config/c4x/c4x.md: Likewise.
2260 * config/frv/frv.md: Likewise.
2261 * config/i386/i386-protos.h: Likewise.
2262 * config/i386/i386.c: Likewise.
2263 * config/i386/i386.h: Likewise.
2264 * config/i386/i386.md: Likewise.
2265 * config/i860/i860.c: Likewise.
2266 * config/i860/i860.md: Likewise.
2267 * config/ip2k/ip2k.md: Likewise.
2268 * config/ip2k/libgcc.S: Likewise.
2269 * config/ip2k/t-ip2k: Likewise.
2270 * config/m32r/m32r.c: Likewise.
2271 * config/m32r/m32r.md: Likewise.
2272 * config/mcore/mcore.md: Likewise.
2273 * config/mips/mips.c: Likewise.
2274 * config/mips/mips.md: Likewise.
2275 * config/ns32k/ns32k.c: Likewise.
2276 * config/ns32k/ns32k.h: Likewise.
2277 * config/ns32k/ns32k.md: Likewise.
2278 * config/pa/pa.c: Likewise.
2279 * config/pa/pa.md: Likewise.
2280 * config/pdp11/pdp11.h: Likewise.
2281 * config/pdp11/pdp11.md: Likewise.
2282 * config/rs6000/rs6000.c: Likewise.
2283 * config/rs6000/rs6000.md: Likewise.
2284 * config/s390/s390-protos.h: Likewise.
2285 * config/s390/s390.c: Likewise.
2286 * config/s390/s390.md: Likewise.
2287 * config/sh/lib1funcs.asm: Likewise.
2288 * config/sh/sh.c: Likewise.
2289 * config/sh/sh.md: Likewise.
2290 * config/sh/t-sh: Likewise.
2291 * config/sparc/sparc.h: Likewise.
2292 * config/vax/vax.md: Likewise.
2293 * config/xtensa/xtensa.c: Likewise.
2294 * config/xtensa/xtensa.md: Likewise.
2295 * doc/invoke.texi: Likewise.
2296 * doc/md.texi: Likewise.
2297 * doc/rtl.texi: Likewise.
2299 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
2302 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
2303 * config/mips/mips.c (mips_declare_common_object): New function,
2304 mostly split out from...
2305 (mips_output_aligned_decl_common): ...here.
2306 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
2307 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
2308 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
2309 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
2311 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2314 * function.c (assign_parms): Fix typo from previous change.
2316 2004-07-07 Jason Merrill <jason@redhat.com>
2319 * doc/extend.texi (C++ Interface): Correct information and
2322 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
2327 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
2330 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2333 * config/m32r/m32r.c (m32r_function_symbol): New function:
2334 Generate a symbol name RTX with the correct m32r specific flags
2336 (block_move_call): Use new function to generate correct symbol.
2337 * config/m32r/m32r-protos.h: Add prototype for new funcion.
2338 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
2341 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2343 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
2344 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
2345 TYPE_BINFO_BASETYPE): Remove.
2346 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
2348 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
2350 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
2351 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
2352 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
2353 (struct tree_binfo): Rename base_types to base_binfos.
2354 * alias.c (record_component_aliases): Adjust BINFO macros.
2355 * dbxout.c (dbxout_type): Likewise.
2356 * dwarf2out.c (gen_member_die): Likewise.
2357 * sdbout.c (sdbout_one_type): Likewise.
2358 * tree-dump.c (deque_and_dump): Likewise.
2359 * config/i386/i386.c (classify_argument,
2360 contains_128bit_aligned_vector_p): Likewise.
2362 2004-07-07 Nick Clifton <nickc@redhat.com>
2364 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
2365 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
2367 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
2369 * vec.h: Fix the example use.
2371 2004-07-06 Richard Henderson <rth@redhat.com>
2373 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
2374 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
2375 * tree-inline.c (copy_body_r, setup_one_parameter,
2376 initialize_inlined_parameters, expand_call_inline,
2377 declare_inline_vars): Don't check it.
2378 (expand_calls_inline): Remove old version, rename new version
2379 from gimple_expand_calls_inline.
2380 * tree-optimize.c (execute_gimple): Remove.
2381 (pass_gimple): Don't run anything.
2383 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2385 * doc/sourcebuild.texi: Use semicolons instead of commas in
2388 2004-07-06 Richard Henderson <rth@redhat.com>
2390 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
2391 (sra_walk_modify_expr, scan_init): Likewise.
2392 (generate_element_zero): Check visited before scanning children.
2393 (generate_element_init): Set visited on error.
2394 (scalarize_init): Handle generate_element_init failure similar
2397 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
2399 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
2400 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
2402 2004-07-06 Richard Henderson <rth@redhat.com>
2404 * config/i386/i386.c (legitimize_pic_address): Make static.
2405 (legitimize_address): Handle CONST with TLS operand.
2406 (ix86_expand_move): Don't call legitimize_pic_address directly.
2407 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
2409 2004-07-06 Roger Sayle <roger@eyesopen.com>
2411 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
2412 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
2413 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
2414 is currently executed unconditionally, i.e. not in "else_bb".
2416 2004-07-06 Steven Bosscher <stevenb@suse.de>
2418 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2419 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2420 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2421 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2422 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2423 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2424 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2425 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2426 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2427 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2428 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2429 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2430 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2431 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2432 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2433 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2435 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2437 * dojump.c (do_jump): REFERENCE_EXPR is dead.
2438 * expr.c (expand_expr_real_1): Ditto.
2439 * tree-inline.c (estimate_num_insns_1): Ditto.
2440 * tree-pretty-print.c (dump_generic_node): Ditto.
2444 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
2446 * tree-ssa-pre.c (reference_node_pool): New pool.
2447 (find_or_generate_expression): Class 'r' is okay too.
2448 (create_value_expr_from): Ditto.
2449 (add_to_sets): LHS should not include vuses.
2451 (compute_avail): Reverse ordering of tests.
2452 Valuize INDIRECT_REF as well.
2454 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
2456 PR rtl-optimization/16380
2457 * loop.c (check_dbra_loop): Sink comparison instructions if they
2458 do something other than set cc0.
2460 2004-07-06 James E Wilson <wilson@specifixinc.com>
2462 * doc/interface.texi (longjmp and automatic variables): Delete
2463 paragraph recommending taking the address of a variable.
2465 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2467 * vec.h (VEC_embedded_alloc): Remove.
2468 (VEC_embedded_size, VEC_embedded_init): New.
2469 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2471 (VEC_truncate): New.
2472 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2473 (vec_embedded_alloc): Remove.
2474 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2475 (vec_embedded_alloc): Remove.
2477 2004-07-06 Mark Mitchell <mark@codesourcery.com>
2479 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2480 (gt-langhooks.h): Remove.
2482 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
2484 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2486 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
2488 * config/sparc/sparc.c (get_pc_symbol): Rename into
2489 add_pc_to_pic_symbol.
2490 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2491 (load_pic_register): Account for previous changes.
2492 Use reg_names. Don't create the label twice.
2493 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2494 UNSPEC_LOAD_PCREL_SYM.
2495 (get_pc): Rename into load_pcrel_sym. Add predicate to
2496 operands. Remove condition.
2498 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
2500 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2501 RECORD, UNION & QUAL_UNION is actually a binfo.
2503 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2504 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2505 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2506 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2507 * dwarf2out.c (add_data_member_location_attribute): Likewise.
2508 (gen_inheritance_die): Likewise.
2509 * tree-dump.c (deque_and_dump): Likewise.
2510 * doc/c-tree.texi (Binfos): Add under reconstruction note.
2512 2004-07-06 Steven Bosscher <stevenb@suse.de>
2514 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2516 * config/mcore/mcore.md: Model memory latency with a simple DFA
2517 pipeline description instead of a define_function_unit.
2519 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2521 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2522 * langhooks.h (var_mod_type_p): Likewise.
2523 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2524 * expr.c (count_type_elements): Properly handle return from
2525 array_type_nelts and properly test for overflow.
2526 * gimplify.c (gimplify_init_constructor): Properly handle return
2527 from array_type_nelts.
2528 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2529 * integrate.c (copy_decl_for_inlining): Correct comments.
2530 * tree-inline.c (remap_decl): Update comments, remove dead code,
2531 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2532 (remap_type): Only remap if variably modified by vars in function
2534 (copy_body_r): Use compatible_type langhooks to see when can fold.
2535 (setup_one_parameter): Don't remap type.
2536 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2537 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2538 compute TREE_INVARIANT for decl case.
2539 (find_var_from_fn): New function.
2540 (variably_modified_type_p): Add arg and call new function.
2541 * tree.h (variably_modified_type_p): Add extra arg.
2543 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2545 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2546 (goto_handler_and_restore_v9): Delete disabled insn.
2547 (goto_handler_and_restore_v9_sp64): Likewise.
2549 2004-07-05 Roger Sayle <roger@eyesopen.com>
2551 * calls.c (load_register_parameters): Call expand_shift instead
2552 of expand_binop with ashl_optab (or other shift optab) directly.
2553 * expr.c (emit_group_load, emit_group_store): Likewise.
2554 * function.c (assign_parm_setup_block): Likewise.
2555 * stmt.c (shift_return_value): Likewise.
2557 2004-07-05 Jakub Jelinek <jakub@redhat.com>
2559 * expr.c (expand_assignment): Disable the bitfield += optimizations.
2561 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2563 * doc/sourcebuild.texi: Revert previous patch.
2565 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2567 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2568 TARGET_MEM_FUNCTIONS.
2569 * system.h: Poison TARGET_MEM_FUNCTIONS.
2570 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2571 bcmp_libfunc, bzero_libfunc): Remove.
2572 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2574 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2575 * doc/standards.texi: Don't mention calling BSD string functions.
2576 * doc/invoke.texi: Likewise. Mention that memmove may be called.
2577 * config/vax/t-memfuncs: New.
2578 * config/memcmp.c, config/memcpy.c, config/memmove.c,
2579 config/memset.c: New.
2580 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2581 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2583 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2584 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2585 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2586 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2587 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2588 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2589 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2590 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2591 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2592 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2594 2004-07-05 Richard Henderson <rth@redhat.com>
2596 * function.c (assign_parm_setup_reg): Properly rename variables in
2597 FUNCTION_ARG_CALLEE_COPIES section.
2599 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2601 * tree-mudflap.c: Include cgraph.h.
2602 (mf_init_extern_trees): Rename to mudflap_init. Export.
2603 Rewrite to create synthetic declarations instead of looking
2604 up declarations from mf-runtime.h.
2605 (mf_make_builtin, mf_make_cache_struct_type): New functions.
2606 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2608 (execute_mudflap_function_decls, mudflap_register_call):
2609 Don't call mf_init_extern_trees.
2610 (mudflap_finish_file): Use cgraph_build_static_cdtor.
2612 * tree-mudflap.h: Update prototypes.
2613 * c-mudflap.c: Delete file.
2614 * c-common.c: Include tree-mudflap.h.
2615 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2616 * Makefile.in: Remove all references to c-mudflap.o.
2617 Update dependencies.
2619 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2621 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2622 displacements with the spatial-locality cache-control completer.
2624 2004-07-05 Zack Weinberg <zack@codesourcery.com>
2626 * langhooks.c: Don't include gt-langhooks.h.
2627 (var_labelno): Delete.
2628 (lhd_set_decl_assembler_name): Do not append a distinguishing
2629 number to file-scope internal-linkage declarations for the first
2630 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
2631 the declaration itself (if at block scope), or its containing
2632 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2635 * opts.c (cur_in_fname): New global.
2636 * opts.h: Declare it.
2637 * tree.c: Include opts.h.
2638 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2639 DECL_UID equal to cur_in_fname.
2640 (copy_node_stat): Do not change DECL_UID when copying a
2641 TRANSLATION_UNIT_DECL.
2642 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2643 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2645 * c-decl.c (c_static_assembler_name): Delete.
2646 * c-tree.h (c_static_assembler_name): Delete prototype.
2647 * c-lang.c, objc/objc-lang.c: Don't override
2648 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2650 * Makefile.in (tree.o): Update dependencies.
2651 (GTFILES): Remove langhooks.c.
2653 2004-07-05 Roger Sayle <roger@eyesopen.com>
2655 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2656 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2657 Normalize "X % C" as "X % -C" for signed modulus and negative C.
2658 Optimize "X % -Y" as "X % Y" for signed modulus.
2659 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2660 into "((unsigned) X % Y) == 0".
2662 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
2664 * sourcebuild.texi (Config Fragments): Use @comma{} in
2665 cross-reference to section title.
2667 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2669 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2670 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2671 (gimplify_target_expr, gimplify_expr): Likewise.
2672 (copy_if_shared_r): No longer need special case for BIND_EXPR.
2673 (unshare_body, unvisit_body): Only look at nested if BODY_P is
2675 (gimplify_compound_lval): See if we can strip any useless conversion.
2676 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2678 (gimplify_modify_expr_to_memset): Likewise.
2679 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2680 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2681 (declare_inline_vars): Likewise.
2682 (walk_type_fields): New function.
2683 (walk_tree): Use it.
2684 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2686 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2687 (sra_walk_modify_expr): Allow init function to fail.
2688 (scan_init): Now returns bool.
2689 (generate_element_init): If can't understand INIT, return false.
2690 (scalarize_init): Return false if generate_element_init does.
2692 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2695 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2696 bounds if bounds aren't constant.
2698 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2700 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2701 to type hooks; remove bogus PARAMS.
2703 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
2705 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2706 * dwarf2out.c (add_data_member_location_attribute): Check for
2708 * tree.c (tree_node_kinds): Add "binfos".
2709 (binfo_lang_slots): New.
2710 (make_node_stat): Add TREE_BINFO.
2711 (make_tree_binfo_stat): New.
2712 (tree_node_structure): Add TREE_BINFO.
2713 * tree.def (TREE_BINFO): New.
2714 * tree.h (REC_OR_UNION_CHECK): Rename to ...
2715 (RECORD_OR_UNION_CHECK): ... here.
2716 (NOT_RECORD_OR_UNION_CHECK): New.
2717 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2718 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2719 RECORD_OR_UNION_CHECK.
2720 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2721 (TYPE_LANG_SLOT_1): New.
2722 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2723 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2724 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2725 (BINFO_ELTS): Remove.
2726 (BINFO_LANG_SLOT): New.
2727 (struct tree_binfo): New.
2728 (binfo_lang_slots): Declare.
2729 (enum tree_node_structure_enum): Add TS_BINFO.
2730 (union tree_node): Add binfo.
2731 (make_tree_binfo_stat): Declare.
2732 (make_tree_binfo): New.
2733 (enum tree_node_kind): Add binfo_kind.
2735 * objc/objc-act.c (start_class, objc_declare_protocols,
2736 start_protocols): Use TYPE_LANG_SLOT_1.
2737 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2739 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2740 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2741 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2742 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2744 2004-07-05 Steven Bosscher <stevenb@suse.de>
2746 * rtl.h (struct rtx_def): Remove the integrated flag.
2747 Use the return_val flag for MEM_SCALAR_P.
2748 Reshuffle and update flags in CLEAR_RTX_FLAGS.
2750 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
2753 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2754 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2757 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
2759 * var-tracking.c: Fix some comments.
2760 (frame_stack_adjust): New.
2761 (vt_stack_adjustments): Init stack_adjust of entry block to
2762 minus stack adjustment of function prologue.
2763 (adjust_stack_reference): Do not adjust if adjustment == 0.
2764 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2765 (emit_notes_in_bb): Likewise.
2766 (vt_add_function_parameters): Do not adjust locations of
2768 (vt_initialize): Compute the stack adjustment of function
2769 prologue and offset the initial "location" of frame_base_decl
2770 from the stack pointer after prologue.
2772 2004-07-04 Richard Henderson <rth@redhat.com>
2774 * function.c (struct assign_parm_data_all): New.
2775 (struct assign_parm_data_one): New.
2776 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2777 assign_parm_find_data_types, assign_parms_setup_varargs,
2778 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2779 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2780 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2781 assign_parm_setup_block, assign_parm_setup_reg,
2782 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2783 (assign_parms): ... here.
2785 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
2787 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2788 now are bitmap_set_t's.
2789 (bitmap_insert_into_set): No point in inserting the value if
2791 (bitmap_set_contains): New function.
2792 (bitmap_set_replace_value): Add comment on why we do it
2794 (set_contains): Removed.
2795 (bitmap_set_subtract_from_value_set): New name of
2796 set_subtract now that it's arguments are two different
2799 (bitmap_find_leader): Change algorithm used.
2800 (find_or_generate_expression): Update use of functions for new
2802 (create_expression_by_pieces): Ditto.
2803 (insert_aux): Ditto.
2805 (add_to_sets): Ditto.
2807 (execute_pre): Ditto.
2808 (compute_avail): Ditto.
2809 Also ignore virtual phis.
2811 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2813 * combine.c (simplify_comparison): Fix comment typo.
2815 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2817 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2818 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2819 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2820 (output_restore): Change parameter from 'insn' to 'pat'.
2821 (output_return): Adjust call to output_restore.
2822 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2823 Adjust call to output_restore.
2825 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2827 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2828 and assert system is bsd.
2830 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
2832 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2833 (TARGET_SWITCHES): Remove -mdebugc.
2834 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2835 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2836 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2837 (sle_[sd]i_reg): Delete.
2839 2004-07-04 Steven Bosscher <stevenb@suse.de>
2841 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2843 * config/iq2000/iq2000.md: Translate old pipeline description to an
2846 2004-07-04 Roger Sayle <roger@eyesopen.com>
2848 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2849 Ensure the replacement rhs is valid gimple before performing
2850 the substitution. Return false if these sanity checks fail.
2851 (fold_stmt): Only set changed to true, if set_rhs returns true.
2852 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2855 2004-07-04 Richard Henderson <rth@redhat.com>
2858 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2860 2004-07-04 Mark Mitchell <mark@codesourcery.com>
2862 * configure.ac (ranlib_flags): New variable.
2863 * Makefile.in (RANLIB_FLAGS): New variable.
2864 (libbackend.a): Use it.
2865 * configure: Regenerated.
2867 2004-07-04 Roger Sayle <roger@eyesopen.com>
2869 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2870 a "sign mask" instead of using ashr_optab directly.
2872 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
2874 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2875 * doc/cppopts.texi: Clarify processing of command-line defines.
2877 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
2879 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2881 2004-07-04 Richard Henderson <rth@redhat.com>
2883 * rtl.def (ADDRESSOF): Remove.
2884 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2885 (find_base_term, memrefs_conflict_p): Likewise.
2886 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2887 (fold_rtx, cse_insn, set_live_p): Likewise.
2888 * dwarf2out.c (mem_loc_descriptor): Likewise.
2889 (add_location_or_const_value_attribute): Likewise.
2890 * emit-rtl.c (copy_insn_1): Likewise.
2891 * explow.c (memory_address): Likewise.
2892 * expmed.c (store_split_bit_field): Likewise.
2893 * expr.c (expand_expr_real_1): Likewise.
2894 * function.c (instantiate_decl
2895 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2896 * genrecog.c (preds, validate_pattern): Likewise.
2897 * integrate.c (copy_rtx_and_substitute): Likewise.
2898 * recog.c (general_operand, register_operand): Likewise.
2899 (memory_address_p): Likwise.
2900 * reload1.c (eliminate_regs, elimination_effects): Likewise.
2901 * rtl.c (copy_rtx): Likewise.
2902 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2903 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2904 * rtlhooks.c (gen_lowpart_general): Likewise.
2905 * stmt.c (expand_asm_operands): Likewise.
2906 * web.c (entry_register, replace_ref, web_main): Likewise.
2907 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2908 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2909 * config/arm/arm.c (thumb_rtx_costs): Likewise.
2910 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2911 * config/frv/frv.c (move_destination_operand, move_source_operand,
2912 condexec_dest_operand, condexec_source_operand,
2913 condexec_memory_operand): Likewise.
2914 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2915 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2916 (destination_xfmode_operand): Likewise.
2917 * config/mips/mips.h (PREDICATE_CODES): Likewise.
2918 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2919 * config/s390/s390.c (general_s_operand): Likewise.
2920 * config/s390/s390.md (mov*): Likewise.
2921 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2923 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2924 * expr.c (expand_expr_real_1): Likewise.
2925 * stmt.c (expand_decl): Likewise.
2926 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2928 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2929 postponed_insns, put_var_into_stack, put_reg_into_stack,
2930 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2931 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2932 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2933 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2934 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2935 purge_bitfield_addressof_replacements, purge_addressof_replacements,
2936 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2937 struct insns_for_mem_walk_info, insns_for_mem_walk,
2938 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2939 setjmp_protect_args): Remove.
2940 (push_function_context_to): Don't handle var_refs_queue.
2941 (pop_function_context_from, free_after_compilation): Likewise.
2942 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2943 (assign_parms, allocate_struct_function): Likewise.
2944 (use_register_for_decl): New.
2945 (expand_function_end): Don't setjmp_protect.
2946 * function.h (struct emit_status): Update commentary.
2947 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2948 (max_parm_reg, parm_reg_stack_loc): Remove.
2949 * passes.c (DFI_addressof): Remove.
2950 (dump_file_info): Remove addressof.
2951 (rest_of_handle_addressof): Remove.
2952 (rest_of_compilation): Don't call it.
2953 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2954 * stmt.c (expand_decl): Use use_register_for_decl.
2955 * tree.h: Update decls.
2956 * web.c (mark_addressof): Remove.
2957 * doc/invoke.texi (-dF): Remove.
2959 2004-07-03 Richard Henderson <rth@redhat.com>
2961 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2962 instead of gen_mem_addressof.
2963 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2964 TImode output register.
2966 2004-07-03 Richard Henderson <rth@redhat.com>
2968 PR tree-optimization/16341
2969 * tree-sra.c (sra_walk_function): Increment to next stmt before
2970 processing the current stmt.
2971 (sra_insert_after): Always use BSI_SAME_STMT.
2973 2004-07-03 Richard Henderson <rth@redhat.com>
2975 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2978 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
2980 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2981 with tree_int_cst_equal.
2983 2004-07-03 Andreas Schwab <schwab@suse.de>
2985 * config/ia64/ia64.md: Define new attribute "empty".
2986 (prologue_use, nop_x, insn_group_barrier): Set it.
2988 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2989 skip over "empty" insns.
2991 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2993 * tree-inline.c (initialize_inlined_parameters): Pass proper function
2994 context to gimplify_body.
2995 (walk_tree): Don't walk into types twice.
2996 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2998 * tree-sra.c (generate_element_init): Remove any useless conversions.
3000 * gimplify.c (gimplify_conversion): Remove stripping useless
3001 conversions from here.
3002 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
3003 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
3004 Unshare before substituting PLACEHOLDER_EXPR.
3005 (gimplify_modify_expr_to_memset): Likewise.
3006 Pass address of TO to memset, not TO itself.
3007 (gimplify_init_constructor): Make copy of OBJECT so we have it each
3008 time we make an expression (to match a PLACEHOLDER_EXPR).
3010 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
3011 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
3012 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
3013 * tree-ssa-dom.c (local_fold): Likewise.
3015 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
3016 * langhooks.h (strct lang_hooks): New field type_max_size.
3017 * function.c (assign_temp): Call it.
3019 2004-07-03 Steven Bosscher <stevenb@suse.de>
3021 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
3022 * config/sh/sh.md: Convert the SH1 pipeline description to
3025 2004-07-02 Zack Weinberg <zack@codesourcery.com>
3027 * c-decl.c (struct c_binding): Remove contour field; add
3028 depth, invisible, nested fields.
3029 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
3030 (B_IN_EXTERNAL_SCOPE): New convenience macros.
3031 (bind): Add invisible and nested arguments. Initialize
3032 new fields of struct c_binding; adjust loop scanning for
3034 (free_binding_and_advance): Clear structure with memset.
3035 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
3036 in file scope, even if it's in external scope too.
3037 (pushdecl): Adjust to match. Create invisible file-scope
3038 declarations for block-scope forward declarations of static functions.
3039 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
3040 (undeclared_variable, lookup_label, declare_label, define_label)
3041 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
3042 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
3043 (store_parm_decls_oldstyle): Adjust to match.
3044 (diagnose_mismatched_decls): Correct handling of linkage clashes.
3045 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
3047 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
3048 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
3050 2004-07-02 Richard Henderson <rth@redhat.com>
3052 * c-decl.c (grokdeclarator): Don't frob current_function_decl
3053 around variable_size.
3054 (set_decl_nonlocal): Remove.
3055 (store_parm_decls): Add stmts for pending sizes.
3056 * calls.c (calls_function, calls_function_1): Remove.
3057 (precompute_arguments): Don't call it.
3058 * cfgexpand.c (set_save_expr_context): Remove.
3059 (tree_expand_cfg): Don't call it.
3060 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
3061 (dwarf2out_finish): Likewise.
3062 * expr.c (emit_block_move): Adjust addresses to BLKmode.
3063 (store_constructor): Don't pre-evaluate SAVE_EXPR.
3064 (safe_from_p): Don't queue SAVE_EXPRs.
3065 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
3066 or build plain VAR_DECLs.
3067 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
3069 (fold_checksum_tree): Don't special-case SAVE_EXPR.
3070 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
3071 (put_var_into_stack): Don't handle SAVE_EXPR.
3072 (gen_mem_addressof): Likewise.
3073 * function.h (struct function): Remove x_save_expr_regs.
3074 (save_expr_regs): Remove.
3075 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
3076 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
3077 * stor-layout.c (variable_size): Don't set it.
3078 (force_type_save_exprs, force_type_save_exprs_1): Remove.
3079 * tree-inline.c (remap_save_expr): Remove fn argument. Update
3080 all callers. Don't set SAVE_EXPR_CONTEXT.
3081 * tree-inline.h (remap_save_expr): Update decl.
3082 * tree.c (save_expr): Update build size.
3083 (first_rtl_op): Don't handle SAVE_EXPR.
3084 (unsave_expr_1, contains_placeholder_p): Likewise.
3085 (decl_function_context): Likewise.
3086 * tree.def (SAVE_EXPR): Remove args 1 and 2.
3087 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
3088 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
3090 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
3092 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
3093 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
3094 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
3095 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
3096 some first-person references and patronizing comments. Based on
3098 * doc/invoke.texi: Don't reference fortran@gnu.org.
3099 * doc/trouble.texi (Warning when a non-void function value is
3100 ignored): Rewrite. From Russ Allbery and Chris Devers.
3102 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
3104 * tree-ssa-pre.c (bitmap_set_t): New.
3105 (bb_value_sets): avail_out is now a bitmap_set_t.
3106 (bitmap_find_leader): New function.
3107 (bitmap_value_insert_into_set): Ditto.
3108 (bitmap_set_copy): Ditto.
3109 (bitmap_value_replace_in_set): Ditto.
3110 (bitmap_set_contains_value): Ditto.
3111 (bitmap_set_new): Ditto.
3112 (bitmap_set_pool): New pool.
3113 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
3114 (insert_aux): Ditto.
3115 (add_to_sets): Ditto.
3116 (compute_avail): Ditto
3120 (execute_pre): Ditto.
3122 2004-07-02 Roger Sayle <roger@eyesopen.com>
3124 * config/rs6000/rs6000.c (struct processor_costs): New structure
3125 used to hold instruction latencies/sizes for processor types.
3126 (rs6000_cost): New global variable pointing to current CPU's costs.
3127 (rs6000_override_options): Initialize rs6000_cost to point to the
3128 appropriate cost table based upon rs6000_cpu and optimize_size.
3129 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
3132 2004-07-02 Richard Henderson <rth@redhat.com>
3134 * expmed.c (make_tree): Don't use SET_DECL_RTL.
3136 2004-07-02 Steven Bosscher <stevenb@suse.de>
3138 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
3140 2004-07-01 Richard Henderson <rth@redhat.com>
3142 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
3143 (alpha_gp_save_rtx): Use assign_stack_local instead of
3146 2004-07-01 Richard Henderson <rth@redhat.com>
3148 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
3149 (alpha_rtx_cost_data): Update to match.
3150 (alpha_rtx_cost_size): New.
3151 (alpha_rtx_costs): Honor optimize_size.
3153 2004-07-01 Richard Henderson <rth@redhat.com>
3155 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
3156 * cfgexpand.c (tree_expand_cfg): Do it here.
3157 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
3158 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
3159 * config/mips/mips.c (mips_output_mi_thunk): And here.
3160 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
3161 * config/sh/sh.c (sh_output_mi_thunk): And here.
3162 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
3164 2004-07-01 Richard Henderson <rth@redhat.com>
3166 * tree.def (RTL_EXPR): Remove.
3167 * c-typeck.c (lvalue_p): Don't handle it.
3168 * expr.c (safe_from_p): Likewise.
3169 (expand_expr_real_1): Likewise.
3170 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
3171 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
3172 * gengtype.c (adjust_field_tree_exp): Likewise.
3173 * stmt.c (warn_if_unused_value): Likewise.
3174 * tree-gimple.c (recalculate_side_effects): Likewise.
3175 * tree-pretty-print.c (dump_generic_node): Likewise.
3176 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
3177 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
3178 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
3180 * stmt.c (struct stmt_status): Remove x_last_expr_type,
3181 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
3182 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
3183 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
3184 all the bits that tracked last_expr.
3185 (expand_end_bindings): Don't track last_expr.
3186 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
3187 (clear_last_expr): Remove.
3188 (expand_asm): Don't call it.
3189 (expand_asm_operands, expand_end_cond): Likewise.
3190 (expand_naked_return, expand_null_return_1): Likewise.
3191 * c-typeck.c (c_begin_compound_stmt): Likewise.
3192 * cfgexpand.c (expand_block): Use expand_expr_stmt.
3193 * expr.c (expand_expr_real_1): Likewise.
3194 * tree.h: Update prototypes.
3196 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
3197 (struct emit_status): Remove sequence_rtl_expr.
3198 (struct function): Remove x_rtl_expr_chain.
3199 (seq_rtl_expr, rtl_expr_chain): Remove.
3200 * function.c (struct temp_slot): Remove rtl_expr.
3201 (assign_stack_temp_for_type): Don't set it.
3202 (free_temp_slots, pop_temp_slots): Don't check it.
3203 (free_after_compilation): Don't clear x_rtl_expr_chain.
3204 (fixup_var_refs): Don't search it.
3205 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
3206 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
3208 (push_topmost_sequence): Likewise.
3209 (end_sequence, init_emit): Likewise.
3210 (start_sequence_for_rtl_expr): Remove.
3211 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
3212 * rtl.h (preserve_rtl_expr_result): Remove.
3214 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
3216 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
3217 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
3220 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
3222 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
3223 (STANDARD_STARTFILE_PREFIX_2): Define.
3224 (standard_startfile_prefix_1): Initialize to
3225 STANDARD_STARTFILE_PREFIX_1.
3226 (standard_startfile_prefix_2): Initialize to
3227 STANDARD_STARTFILE_PREFIX_2.
3228 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
3229 (STANDARD_STARTFILE_PREFIX_1): Define.
3230 (STANDARD_STARTFILE_PREFIX_2): Define.
3231 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
3232 (STANDARD_STARTFILE_PREFIX_2): Document.
3234 2004-07-01 Richard Henderson <rth@redhat.com>
3236 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
3237 in order to disable scalarization. Instead set a flag and wait
3238 for a candidate decl.
3240 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3242 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
3243 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
3244 Use terminology "testsuite" and "enumerated".
3246 2004-07-01 Richard Henderson <rth@redhat.com>
3248 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
3249 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
3250 (initial_return_save): Likewise.
3251 (flush_queued_reg_saves): Remap register numbers.
3252 (dwarf2out_return_reg): Likewise.
3254 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3256 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
3258 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
3259 access functions for lower bound and element size and only output
3260 if lower bound nonzero or element size not same as that of type.
3261 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
3263 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3265 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
3267 2004-07-01 Per Bothner <per@bothner.com>
3269 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
3271 2004-07-01 Jakub Jelinek <jakub@redhat.com>
3273 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
3274 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
3275 first operand. Don't optimize if the bitfield is volatile.
3277 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3279 * c-pretty-print.c (pp_c_postfix_expression): Handle
3280 floating-point comparison operators.
3281 (pp_c_expression): Pass floating-point comparison
3282 operators to pp_c_postfix_expression.
3284 2004-07-01 Roger Sayle <roger@eyesopen.com>
3286 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
3287 rtx_cost instead of "had_mult" to determine whether the transformed
3288 expression is cheaper than the original.
3290 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
3292 * alias.c (get_alias_set, canon_rtx, get_addr,
3293 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
3295 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
3296 expand_builtin): Likewise.
3297 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
3299 * combine.c (can_combine_p, combinable_i3pat, try_combine,
3300 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
3301 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
3302 record_dead_and_set_regs_1, get_last_value_validate,
3303 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
3304 * cse.c (check_dependence, canon_hash, equiv_constant,
3305 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
3306 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
3307 count_reg_usage): Likewise.
3308 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
3309 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
3310 cselib_record_sets): Likewise.
3311 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
3312 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
3313 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
3314 * df.c (df_uses_record): Likewise.
3315 * dojump (do_jump): Likewise.
3316 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
3317 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
3318 decl_start_label): Likewise.
3319 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
3320 operand_subword, change_address_1, make_safe_from): Likewise.
3321 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
3322 stabilize, force_not_mem): Likewise.
3323 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
3324 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
3325 * expr.c (convert_move, convert_modes, emit_block_move,
3326 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
3327 emit_move_insn_1, expand_assignment, store_expr,
3328 store_constructor_field, store_constructor, store_field,
3329 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
3331 * final.c (cleanup_subreg_operands, alter_subreg,
3332 get_mem_expr_from_op): Likewise.
3333 * flow.c (notice_stack_pointer_modification_1,
3334 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
3336 * function.c (mark_temp_addr_taken, preserve_temp_slots,
3337 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
3338 optimize_bit_field, flush_addressof, purge_addressof_1,
3339 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
3340 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
3341 keep_stack_depressed): Likewise.
3342 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
3343 noce_process_if_block, find_memory): Likewise.
3344 * integrate.c (subst_constants, allocate_initial_values): Likewise.
3345 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
3346 update_equiv_regs): Likewise.
3347 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
3348 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
3349 * optabs.c (expand_abs, emit_unop_insn): Likewise.
3350 * passes.c (rest_of_handle_final): Likewise.
3351 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
3352 move2add_note_store): Likewise.
3353 * ra-build.c (detect_remat_webs): Likewise.
3354 * ra-debug.c (dump_static_insn_cost): Likewise.
3355 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
3356 * recog.c (validate_change, apply_change_group, cancel_changes,
3357 validate_replace_rtx_1, general_operand, register_operand,
3358 nonmemory_operand, push_operand, pop_operand, memory_operand,
3359 indirect_operand, asm_operand_ok, offsettable_memref_p,
3360 offsettable_nonstrict_memref_p, constrain_operands,
3361 store_data_bypass_p): Likewise.
3362 * reg-stack.c (subst_stack_regs_pat): Likewise.
3363 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
3364 copy_cost, reg_scan_mark_refs): Likewise.
3365 * regmove.c (optimize_reg_copy_3, stack_memref_p,
3366 combine_stack_adjustments_for_block): Likewise.
3367 * regrename.c (copyprop_hardreg_forward_1): Likewise.
3368 * reload.c (can_reload_into, push_reload, decompose, immune_p,
3369 find_reloads, find_reloads_address, find_reloads_address_1,
3370 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
3371 find_equiv_reg): Likewise.
3372 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
3373 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
3374 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
3375 delete_address_reloads): Likewise.
3376 * resource.c (mark_referenced_resources): Likewise.
3377 * rtlanal.c (get_jump_table_offset, count_occurrences,
3378 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
3379 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
3380 num_sign_bit_copies1): Likewise.
3381 * rtlhooks.c (gen_lowpart_general): Likewise.
3382 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
3383 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
3384 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
3385 sdbout_global_decl): Likewise.
3386 * simplify-rtx.c (simplify_subreg): Likewise.
3387 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
3388 expand_anon_union_decl, expand_end_case_type): Likewise.
3389 * unroll.c (calculate_giv_inc): Likewise.
3390 * var-tracking.c (stack_adjust_offset_pre_post,
3391 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
3392 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
3393 vt_add_function_parameters): Likewise.
3394 * varasm.c (make_var_volatile, notice_global_symbol,
3395 assemble_external, decode_addr_const, mark_weak,
3396 default_encode_section_info): Likewise.
3398 2004-07-01 Steven Bosscher <stevenb@suse.de>
3400 * stmt.c (check_seenlabel): Remove.
3401 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
3403 2004-07-01 Richard Henderson <rth@redhat.com>
3405 * function.h (struct function): Remove x_function_call_count.
3406 (function_call_count): Remove.
3407 * calls.c (expand_call): Don't set it.
3408 * integrate.c (copy_rtx_and_substitute): Likewise.
3410 * function.h (struct function): Remove x_cleanup_label.
3411 (cleanup_label): Remove.
3412 * stmt.c (expand_value_return): Don't use it.
3413 * function.c (free_after_compilation): Don't set it.
3414 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
3415 * cfgexpand.c (tree_expand_cfg): Update call.
3416 * tree.h (expand_function_start): Update decl.
3418 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
3421 * c-lang.c (c_initialize_diagnostics): Move from here ...
3422 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
3423 (c_tree_printer): Use pretty-printer to format %T.
3424 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3425 before '*' if not C++.
3426 (pp_c_direct_abstract_declarator): Don't try to print array upper
3427 bound for flexible array members.
3428 * c-tree.h: Include "diagnostic.h".
3429 (c_initialize_diagnostics): Declare.
3430 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3431 * c-format.c (format_type_warning): New function. Improve
3432 diagnostics for incorrect format argument types.
3433 (check_format_types): Use it. Add two parameters. Use the
3434 TYPE_MAIN_VARIANT of wanted_type.
3435 (check_format_info_main): Pass new parameters to
3437 (struct format_wanted_type): Update comment.
3439 2004-07-01 Nick Clifton <nickc@redhat.com>
3441 * target.h (struct gcc_target): Add new field to struct cxx:
3442 import_export_class.
3443 * target-def.h (TARGET_CXX): Initialise the new field.
3444 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3446 * doc/tm.texi: Document the new target hook.
3448 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3450 * builtins.c (fold_builtin_classify): Fix typo.
3452 2004-07-01 Richard Henderson <rth@redhat.com>
3454 * function.c (identify_blocks, identify_blocks_1): Remove.
3455 * function.h (identify_blocks): Remove.
3456 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3458 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
3460 * builtins.c (fold_builtin_classify): New.
3461 (fold_builtin_unordered_cmp): Fix commentary.
3462 (fold_builtin): Use it.
3463 * builtins.def: Define builtins for isnan,
3464 isnanf, isnanl, finite, finitef, finitel,
3465 isinf, isinff, isinfl.
3467 2004-07-01 Richard Henderson <rth@redhat.com>
3469 * function.h (struct function): Remove dont_emit_block_notes.
3470 * gimple-low.c (lower_function_body): Don't set it.
3471 * cfgexpand.c (expand_block): Don't check it.
3472 * cfglayout.c (insn_locators_initialize): Likewise.
3473 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3474 * passes.c (rest_of_compilation): Likewise.
3475 * stmt.c (expand_start_bindings_and_block): Likewise.
3476 (expand_end_bindings): Likewise.
3478 2004-07-01 Richard Henderson <rth@redhat.com>
3480 * cgraph.h (cgraph_build_static_cdtor): Declare.
3481 * cgraphunit.c (cgraph_build_static_cdtor): New.
3482 * c-objc-common.c (build_cdtor): Use it.
3483 * coverage.c (create_coverage): Likewise.
3484 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3485 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3487 See ChangeLog.11 for earlier changes.
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